ViewVC Help

View File | Revision Log | Show Annotations | Download File

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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.312 by root, Sat Jul 21 18:01:26 2007 UTC vs.
Revision 1.567 by root, Mon May 2 16:16:00 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use 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 3.61 ();	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;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	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;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	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;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
85		132
86	our %CFG;	133	our %CFG;
87		134
88	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
90		138
91	our %PLAYER; # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
94		142
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		145
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		155
102	binmode STDOUT;	156	binmode STDOUT;
103	binmode STDERR;	157	binmode STDERR;
104		158
105	# read virtual server time, if available	159	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
110	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
111		167
112	mkdir $_	168	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		170
115	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
116		172
117	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::"} };
118		189
119	#############################################################################	190	#############################################################################
120		191
121	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
122		193
…		…
158		229
159	The raw value load value from the last tick.	230	The raw value load value from the last tick.
160		231
161	=item %cf::CFG	232	=item %cf::CFG
162		233
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	235	from wherever your confdir points to.
165		236
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		238
168	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
169	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
170	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.
171		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
172	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
173		249
174	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
175	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
176	that call.	252	that call.
177		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
178	=back	260	=back
179		261
180	=cut	262	=cut
181		263
182	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	271	my $msg = join "", @_;
185		272
186	$msg .= "\n"	273	$msg .= "\n"
187	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
188		275
189	$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;
190		277
191	utf8::encode $msg;
192	LOG llevError, $msg;	278	LOG llevWarn, $msg;
193	};	279	};
194	}	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	};
195		294
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	305	for my $pkg (qw(
207	cf::global cf::attachable	306	cf::global cf::attachable
208	cf::object cf::object::player	307	cf::object cf::object::player
209	cf::client cf::player	308	cf::client cf::player
210	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
211	cf::map cf::party cf::region	311	cf::party cf::region
212	)) {	312	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	314	}
216		315
217	$Event::DIED = sub {	316	$EV::DIED = sub {
218	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
219	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
220		324
221	#############################################################################	325	#############################################################################
222		326
223	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
224		328
…		…
245	$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;
246	$d	350	$d
247	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
248	}	352	}
249		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
250	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
251		369
252	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
253		371
254	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
255		373
256	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
257		375
258	=cut	376	=cut
259		377
260	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
261		379
262	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		444
265	=item cf::lock_wait $string	445	=item cf::lock_wait $string
266		446
267	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
268		448
269	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
270		450
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
274	returned.	454	returned.
275		455
		456	Locks are *not* recursive, locking from the same coro twice results in a
		457	deadlocked coro.
		458
276	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
277	uses map_find and cf::map::load uses map_load).	460	uses map_find and cf::map::load uses map_load).
278		461
279	=item $locked = cf::lock_active $string	462	=item $locked = cf::lock_active $string
280		463
281	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.
282		465
283	=cut	466	=cut
284		467
285	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
286		469
287	sub lock_wait($) {	470	sub lock_wait($) {
288	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	472	}
296		473
297	sub lock_acquire($) {	474	sub lock_acquire($) {
298	my ($key) = @_;	475	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	476	}
310		477
311	sub lock_active($) {	478	sub lock_active($) {
312	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	480	}
316		481
317	sub freeze_mainloop {	482	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
319		484
320	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	486	}
		487
		488	=item cf::periodic $interval, $cb
		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
		501	}
		502
		503	=item cf::get_slot $time[, $priority[, $name]]
		504
		505	Allocate $time seconds of blocking CPU time at priority C<$priority>
		506	(default: 0): This call blocks and returns only when you have at least
		507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
		512
		513	The optional C<$name> can be used to identify the job to run. It might be
		514	used for statistical purposes and should identify the same time-class.
		515
		516	Useful for short background jobs.
		517
		518	=cut
		519
		520	our @SLOT_QUEUE;
		521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
		523
		524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
		528	my $signal = new Coro::Signal;
		529	my $busy;
		530
		531	while () {
		532	next_job:
		533
		534	my $avail = cf::till_tick;
		535
		536	for (0 .. $#SLOT_QUEUE) {
		537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
		539	my $job = splice @SLOT_QUEUE, $_, 1, ();
		540	$job->[2]->send;
		541	Coro::cede;
		542	goto next_job;
		543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		545	}
		546	}
		547
		548	if (@SLOT_QUEUE) {
		549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		550	push @cf::WAIT_FOR_TICK, $signal;
		551	$signal->wait;
		552	} else {
		553	$busy = 0;
		554	Coro::schedule;
		555	}
322	};	556	}
323	$TICK_WATCHER->stop;	557	};
324	$guard	558
		559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
		562	my ($time, $pri, $name) = @_;
		563
		564	$time = clamp $time, 0.01, $TICK * .6;
		565
		566	my $sig = new Coro::Signal;
		567
		568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		570	$SLOT_QUEUE->ready;
		571	$sig->wait;
325	}	572	}
326		573
327	=item cf::async { BLOCK }	574	=item cf::async { BLOCK }
328		575
329	Currently the same as Coro::async_pool, meaning you cannot use	576	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		581
335	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
336		583
337	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
338		585
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
340	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
341	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
342	acceptable.	589	acceptable.
343		590
344	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
345	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
…		…
349	=cut	596	=cut
350		597
351	sub sync_job(&) {	598	sub sync_job(&) {
352	my ($job) = @_;	599	my ($job) = @_;
353		600
354	if ($Coro::current == $Coro::main) {	601	if (in_main) {
355	my $time = Event::time;	602	my $time = AE::time;
356		603
357	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
359		606
360	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	608
362	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
363		610
364	my $busy = 1;	611	my $busy = 1;
365	my @res;	612	my @res;
366		613
367	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	616	@res = eval { $job->() };
369	warn $@ if $@;	617	error $@ if $@;
370	undef $busy;	618	undef $busy;
371	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
372		620
373	while ($busy) {	621	while ($busy) {
374	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
375	}	626	}
		627	}
376		628
377	$time = Event::time - $time;	629	my $time = AE::time - $time;
378		630
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
383		632
384	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
385	} else {	634	} else {
386	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
387		636
…		…
407	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
408		657
409	$coro	658	$coro
410	}	659	}
411		660
412	=item fork_call { }, $args	661	=item fork_call { }, @args
413		662
414	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
415	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
418		667
419	=cut	668	=cut
420		669
421	sub _store_scalar {	670	sub post_fork {
422	open my $fh, ">", \my $buf	671	reset_signals;
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}	672	}
429		673
430	sub fork_call(&@) {	674	sub fork_call(&@) {
431	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
432		676
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	677	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	678	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	679	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		680
438	if (my $pid = fork) {	681	my @res = Coro::Util::fork_eval {
439	close $fh2;	682	cf::post_fork;
		683	&$cb
		684	} @args;
440		685
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	686	wantarray ? @res : $res[-1]
442	warn "pst<$res>" unless $res =~ /^pst/;	687	}
443	$res = Coro::Storable::thaw $res;
444		688
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	689	sub objinfo {
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;
452	local $SIG{__WARN__};
453	local $SIG{__DIE__};
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459
460	eval {
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	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
472	}	725	}
473		726
474	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
475		728
476	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
479		732
480	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
481	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).
482		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
483	=cut	741	=cut
		742
		743	sub db_table($) {
		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	}
484		762
485	our $DB;	763	our $DB;
486		764
487	sub db_init {	765	sub db_init {
488	unless ($DB) {	766	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	767	}
503		768
504	sub db_get($$) {	769	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
506		771
507	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
508	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
509		776
510	$! ? ()	777	$! ? ()
511	: $data	778	: $data
512	}
513	}	779	}
514		780
515	sub db_put($$$) {	781	sub db_put($$$) {
516	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
545		811
546	my @data;	812	my @data;
547	my $md5;	813	my $md5;
548		814
549	for (0 .. $#$src) {	815	for (0 .. $#$src) {
550	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
551	or Carp::croak "$src->[$_]: $!";
552	}	817	}
553		818
554	# if processing is expensive, check	819	# if processing is expensive, check
555	# checksum first	820	# checksum first
556	if (1) {	821	if (1) {
557	$md5 =	822	$md5 =
558	join "\x00",	823	join "\x00",
559	$processversion,	824	$processversion,
560	map {	825	map {
561	Coro::cede;	826	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	828	} 0.. $#$src;
564		829
565		830
566	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		838
574	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	840	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
577		842
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		844
580	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
583		848
…		…
593		858
594	=cut	859	=cut
595		860
596	sub datalog($@) {	861	sub datalog($@) {
597	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	864	}
600		865
601	=back	866	=back
602		867
603	=cut	868	=cut
604		869
605	#############################################################################	870	#############################################################################
606		871
607	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
608		873
609	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
610	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")
611	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
612		877
613	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>
614	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
615	Crossfire TRT).	880	Deliantra).
616		881
617	=over 4	882	=over 4
618		883
619	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
620		885
…		…
664	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
665		930
666	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
668		933
669	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		936
672	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
673		938
674	=over 4	939	=over 4
…		…
798		1063
799	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		1066
802	} elsif (ref $type) {	1067	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
804		1069
805	} else {	1070	} else {
806	shift @arg;	1071	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
808	}	1073	}
809	}	1074	}
810	}	1075	}
811		1076
812	sub _object_attach {	1077	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
823	}	1088	}
824		1089
825	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
826	} else {	1091	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1093	}
829		1094
830	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
831	}	1096	}
832		1097
…		…
891		1156
892	for (@$callbacks) {	1157	for (@$callbacks) {
893	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
894		1159
895	if ($@) {	1160	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1162	override;
899	}	1163	}
900		1164
901	return 1 if $override;	1165	return 1 if $override;
902	}	1166	}
903		1167
904	0	1168	0
905	}	1169	}
906		1170
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1172
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1174
911	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
912		1176
…		…
918		1182
919	=cut	1183	=cut
920		1184
921	#############################################################################	1185	#############################################################################
922	# object support	1186	# object support
923	#
924		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 $SLOW_MERGES;#d#
925	sub _can_merge {	1221	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1222	my ($ob1, $ob2) = @_;
927		1223
928	local $Storable::canonical = 1;	1224	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1225
932	$fob1 eq $fob2	1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
933	}	1228	}
934		1229
935	sub reattach {	1230	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1232	my ($obj) = @_;
938		1233
		1234	# no longer needed after getting rid of delete_package?
939	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
940		1236
941	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
942		1238
943	@$registry = ();	1239	@$registry = ();
944		1240
…		…
949	for (@$attach) {	1245	for (@$attach) {
950	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
951	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
952	}	1248	}
953	} else {	1249	} else {
954	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
955	}	1251	}
956	}	1252	}
957	}	1253	}
958		1254
959	cf::attachable->attach (	1255	cf::attachable->attach (
960	prio => -1000000,	1256	prio => -1000000,
961	on_instantiate => sub {	1257	on_instantiate => sub {
962	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
963		1259
964	$data = from_json $data;	1260	$data = decode_json $data;
965		1261
966	for (@$data) {	1262	for (@$data) {
967	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
968		1264
969	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1281	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
987		1283
988	sync_job {	1284	sync_job {
989	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
992		1290
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	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	}
997	close $fh;	1298	aio_close $fh;
998		1299
999	if (@$objs) {	1300	if (@$objs) {
1000	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) {
1001	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1004	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	}
1005	close $fh;	1309	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1311	}
1008	} else {	1312	} else {
1009	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1010	}	1314	}
1011		1315
1012	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1320	} else {
1014	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1015	}	1322	}
1016	} else {	1323	} else {
1017	aio_unlink $filename;	1324	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1019	}	1326	}
1020	}	1327	};
1021	}	1328	}
1022		1329
1023	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1025		1332
…		…
1037	or return;	1344	or return;
1038		1345
1039	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1348	or return;
		1349
1042	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1043	}	1352	}
1044		1353
		1354	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1047	return ($data, $av);	1359	($data, $av)
1048	}	1360	}
1049		1361
1050	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1051		1363
1052	=over 4	1364	=over 4
…		…
1106	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1107		1419
1108	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1109	}	1421	}
1110		1422
		1423	use File::Glob ();
		1424
1111	cf::player->attach (	1425	cf::player->attach (
1112	on_command => sub {	1426	on_unknown_command => sub {
1113	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1114		1428
1115	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1116	or return;	1430	or return;
1117		1431
…		…
1125	my ($pl, $buf) = @_;	1439	my ($pl, $buf) = @_;
1126		1440
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1441	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1442
1129	if (ref $msg) {	1443	if (ref $msg) {
		1444	my ($type, $reply, @payload) =
		1445	"ARRAY" eq ref $msg
		1446	? @$msg
		1447	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1448
		1449	my @reply;
		1450
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1451	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1452	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1453	}
		1454
		1455	$pl->ext_reply ($reply, @reply)
		1456	if $reply;
		1457
1135	} else {	1458	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1460	}
1138		1461
1139	cf::override;	1462	cf::override;
1140	},	1463	},
1141	);	1464	);
1142		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
1143	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1144	cf::sync_job {	1482	cf::sync_job {
1145	my %todo;	1483	my %todo;
1146		1484
1147	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1148	next unless -r $path;	1486	next unless -r $path;
…		…
1166		1504
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1507
1170	$ext{source} =	1508	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1172	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1173	. $source	1511	. $source
1174	. "\n};\n1";	1512	. "\n};\n1";
1175		1513
1176	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1177	}	1515	}
1178		1516
		1517	my $pass = 0;
1179	my %done;	1518	my %done;
1180	while (%todo) {	1519	while (%todo) {
1181	my $progress;	1520	my $progress;
1182		1521
		1522	++$pass;
		1523
		1524	ext:
1183	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1527	next ext
1186	unless exists $done{$_};	1528	unless exists $done{$_};
1187	}	1529	}
1188		1530
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1532
1191	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1196	warn $msg;	1540
1197	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1198	exit 1;	1542	delete $todo{$k};
1199	}	1543	} else {
1200		1544	$done{$k} = delete $todo{$k};
1201	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1202	}	1550	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1551	}
1208		1552
1209	skip:	1553	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	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	}
1212	}	1563	}
1213	};	1564	};
1214	}	1565	}
1215		1566
1216	#############################################################################	1567	#############################################################################
1217		1568
1218	=back	1569	=back
1219		1570
1220	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1221		1572
1222	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1223		1574
1224	=cut	1575	=cut
1225		1576
1226	package cf::player;	1577	package cf::player;
1227		1578
1228	use Coro::AIO;	1579	use Coro::AIO;
1229		1580
1230	=head3 cf::player	1581	=head3 cf::player
1231		1582
1232	=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	}
1233		1598
1234	=item cf::player::find $login	1599	=item cf::player::find $login
1235		1600
1236	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1237		1602
…		…
1256		1621
1257	sub exists($) {	1622	sub exists($) {
1258	my ($login) = @_;	1623	my ($login) = @_;
1259		1624
1260	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1262	}	1627	}
1263		1628
1264	sub find($) {	1629	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1631	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1642
1278	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1279	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;
1280	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1281	}	1652	}
1282	}	1653	}
1283	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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	);
1284		1668
1285	sub save($) {	1669	sub save($) {
1286	my ($pl) = @_;	1670	my ($pl) = @_;
1287		1671
1288	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1294		1678
1295	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1297		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
1298	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1299	Coro::cede;	1688	cf::cede_to_tick;
1300	}	1689	}
1301		1690
1302	sub new($) {	1691	sub new($) {
1303	my ($login) = @_;	1692	my ($login) = @_;
1304		1693
…		…
1310	$cf::PLAYER{$login} = $self;	1699	$cf::PLAYER{$login} = $self;
1311		1700
1312	$self	1701	$self
1313	}	1702	}
1314		1703
		1704	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1705
		1706	=cut
		1707
		1708	sub send_msg {
		1709	my $ns = shift->ns
		1710	or return;
		1711	$ns->send_msg (@_);
		1712	}
		1713
1315	=item $pl->quit_character	1714	=item $pl->quit_character
1316		1715
1317	Nukes the player without looking back. If logged in, the connection will	1716	Nukes the player without looking back. If logged in, the connection will
1318	be destroyed. May block for a long time.	1717	be destroyed. May block for a long time.
1319		1718
…		…
1323	my ($pl) = @_;	1722	my ($pl) = @_;
1324		1723
1325	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1326		1725
1327	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1328	$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
1329		1728
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1331	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1333	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1334		1737
1335	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1337	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1372	or return [];	1775	or return [];
1373		1776
1374	my @logins;	1777	my @logins;
1375		1778
1376	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") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1380		1789
1381	utf8::decode $login;	1790	utf8::decode $login;
1382	push @logins, $login;	1791	push @logins, $login;
1383	}	1792	}
1384		1793
1385	\@logins	1794	\@logins
1386	}	1795	}
1387		1796
1388	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1389		1800
1390	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1391	player. May block.	1802	player. May block.
1392		1803
1393	=cut	1804	=cut
…		…
1411	}	1822	}
1412		1823
1413	\@paths	1824	\@paths
1414	}	1825	}
1415		1826
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1828
1418	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1419		1830
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1831	=item $player->ext_reply ($msgid, @msg)
1467		1832
1468	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1469		1834
1470	=cut	1835	=cut
1471		1836
1472	sub ext_reply($$%) {	1837	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1838	my ($self, $id, @msg) = @_;
1474		1839
1475	$msg{msgid} = $id;	1840	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1841	}
1478		1842
1479	=item $player->ext_event ($type, %msg)	1843	=item $player->ext_msg ($type, @msg)
1480		1844
1481	Sends an ext event to the client.	1845	Sends an ext event to the client.
1482		1846
1483	=cut	1847	=cut
1484		1848
1485	sub ext_event($$%) {	1849	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1850	my ($self, $type, @msg) = @_;
1487		1851
1488	$self->ns->ext_event ($type, %msg);	1852	$self->ns->ext_msg ($type, @msg);
1489	}	1853	}
1490		1854
1491	=head3 cf::region	1855	=head3 cf::region
1492		1856
1493	=over 4	1857	=over 4
…		…
1502		1866
1503	=cut	1867	=cut
1504		1868
1505	sub find_by_path($) {	1869	sub find_by_path($) {
1506	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1507		1873
1508	my ($match, $specificity);	1874	my ($match, $specificity);
1509		1875
1510	for my $region (list) {	1876	for my $region (list) {
1511	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1537	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1539		1905
1540	sub generate_random_map {	1906	sub generate_random_map {
1541	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1542	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1543	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1547	$rmp->{exit_on_final_map},
1548	$rmp->{xsize}, $rmp->{ysize},
1549	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1550	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1551	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1552	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1553	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1554	(cf::region::find $rmp->{region}), $rmp->{custom}
1555	)
1556	}	1912	}
1557		1913
1558	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1559		1915
1560	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
…		…
1565		1921
1566	sub register {	1922	sub register {
1567	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1568	my $pkg = caller;	1924	my $pkg = caller;
1569		1925
1570	no strict;
1571	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1572		1927
1573	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1574	}	1929	}
1575		1930
1576	# also paths starting with '/'	1931	# also paths starting with '/'
1577	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1578		1933
1579	sub thawer_merge {	1934	sub thawer_merge {
1580	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1581		1936
1582	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1587	}	1942	}
1588		1943
1589	sub normalise {	1944	sub normalise {
1590	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1591		1946
1592	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1593		1948
1594	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1595		1950
1596	# map plan:	1951	# map plan:
1597	#	1952	#
…		…
1612	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1613	$path = "$base/$path";	1968	$path = "$base/$path";
1614	}	1969	}
1615		1970
1616	for ($path) {	1971	for ($path) {
1617	redo if s{//}{/};
1618	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1619	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1620	}	1974	}
1621		1975
1622	$path	1976	$path
…		…
1636	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1637	return $self;	1991	return $self;
1638	}	1992	}
1639	}	1993	}
1640		1994
1641	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1642	()	1996	()
1643	}	1997	}
1644		1998
		1999	# may re-bless or do other evil things
1645	sub init {	2000	sub init {
1646	my ($self) = @_;	2001	my ($self) = @_;
1647		2002
1648	$self	2003	$self
1649	}	2004	}
…		…
1668		2023
1669	# the temporary/swap location	2024	# the temporary/swap location
1670	sub save_path {	2025	sub save_path {
1671	my ($self) = @_;	2026	my ($self) = @_;
1672		2027
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1675	}	2030	}
1676		2031
1677	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1678	sub uniq_path {	2033	sub uniq_path {
1679	my ($self) = @_;	2034	my ($self) = @_;
1680		2035
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	2038	}
1693		2039
1694	sub decay_objects {	2040	sub decay_objects {
1695	my ($self) = @_;	2041	my ($self) = @_;
1696		2042
…		…
1709		2055
1710	sub load_header_from($) {	2056	sub load_header_from($) {
1711	my ($self, $path) = @_;	2057	my ($self, $path) = @_;
1712		2058
1713	utf8::encode $path;	2059	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	2060	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	2061	or return;
1719		2062
		2063	$self->_load_header ($f)
		2064	or return;
		2065
		2066	local $MAP_LOADING{$self->{path}} = $self;
		2067	$f->resolve_delayed_derefs;
		2068
1720	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1721		2070
1722	1	2071	1
1723	}	2072	}
1724		2073
		2074	# used to laod the header of an original map
1725	sub load_header_orig {	2075	sub load_header_orig {
1726	my ($self) = @_;	2076	my ($self) = @_;
1727		2077
1728	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1729	}	2079	}
1730		2080
		2081	# used to laod the header of an instantiated map
1731	sub load_header_temp {	2082	sub load_header_temp {
1732	my ($self) = @_;	2083	my ($self) = @_;
1733		2084
1734	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1735	}	2086	}
1736		2087
		2088	# called after loading the header from an instantiated map
1737	sub prepare_temp {	2089	sub prepare_temp {
1738	my ($self) = @_;	2090	my ($self) = @_;
1739		2091
1740	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1741	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1742	# safety	2094	# safety
1743	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1744	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1745	}	2097	}
1746		2098
		2099	# called after loading the header from an original map
1747	sub prepare_orig {	2100	sub prepare_orig {
1748	my ($self) = @_;	2101	my ($self) = @_;
1749		2102
1750	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
1751	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1775		2128
1776	sub find;	2129	sub find;
1777	sub find {	2130	sub find {
1778	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
1779		2132
		2133	cf::cede_to_tick;
		2134
1780	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
1781		2136
		2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2139
1784	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
1787	or return;	2142	or return;
1788		2143
1789	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
1790		2145
…		…
1792	or return;	2147	or return;
1793		2148
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2149	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2150	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2151	#$cf::WAIT_FOR_TICK->wait;
		2152	undef $guard2;
		2153	undef $guard1;
1797	$map->reset;	2154	$map->reset;
1798	undef $guard;
1799	return find $path;	2155	return find $path;
1800	}	2156	}
1801		2157
1802	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
1803	}	2159	}
1804	}	2160	}
1805		2161
1806	sub pre_load { }	2162	sub pre_load { }
1807	sub post_load { }	2163	#sub post_load { } # XS
1808		2164
1809	sub load {	2165	sub load {
1810	my ($self) = @_;	2166	my ($self) = @_;
1811		2167
1812	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
1813		2169
1814	my $path = $self->{path};	2170	my $path = $self->{path};
1815		2171
1816	{	2172	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2173	my $guard = cf::lock_acquire "map_data:$path";
1818		2174
		2175	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2176	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2177
1821	$self->in_memory (cf::MAP_LOADING);	2178	$self->in_memory (cf::MAP_LOADING);
1822		2179
1823	$self->alloc;	2180	$self->alloc;
1824		2181
1825	$self->pre_load;	2182	$self->pre_load;
1826	Coro::cede;	2183	cf::cede_to_tick;
1827		2184
1828	$self->_load_objects ($self->{load_path}, 1)	2185	if (exists $self->{load_path}) {
		2186	my $f = new_from_file cf::object::thawer $self->{load_path};
		2187	$f->skip_block;
		2188	$self->_load_objects ($f)
1829	or return;	2189	or return;
1830		2190
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2191	$self->post_load_original
1832	if delete $self->{load_original};	2192	if delete $self->{load_original};
1833		2193
1834	if (my $uniq = $self->uniq_path) {	2194	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2195	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2196	unless (aio_stat $uniq) {
		2197	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2198	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2199	$self->_load_objects ($f);
		2200	$f->resolve_delayed_derefs;
		2201	}
		2202	}
1839	}	2203	}
1840	}
1841		2204
1842	Coro::cede;	2205	$f->resolve_delayed_derefs;
		2206	} else {
		2207	$self->post_load_original
		2208	if delete $self->{load_original};
		2209	}
		2210
		2211	cf::cede_to_tick;
1843	# now do the right thing for maps	2212	# now do the right thing for maps
1844	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2215	unless $self->difficulty;
1847	Coro::cede;	2216	cf::cede_to_tick;
1848		2217
1849	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2219	$self->decay_objects;
1851	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
1852	$self->update_buttons;	2221	$self->update_buttons;
1853	Coro::cede;	2222	cf::cede_to_tick;
1854	$self->set_darkness_map;
1855	Coro::cede;
1856	$self->activate;	2223	$self->activate;
1857	}	2224	}
1858		2225
		2226	$self->{last_save} = $cf::RUNTIME;
		2227	$self->last_access ($cf::RUNTIME);
		2228
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2229	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2230	}
1861		2231
1862	$self->post_load;	2232	$self->post_load;
1863	}
1864		2233
		2234	1
		2235	}
		2236
		2237	# customize the map for a given player, i.e.
		2238	# return the _real_ map. used by e.g. per-player
		2239	# maps to change the path to ~playername/mappath
1865	sub customise_for {	2240	sub customise_for {
1866	my ($self, $ob) = @_;	2241	my ($self, $ob) = @_;
1867		2242
1868	return find "~" . $ob->name . "/" . $self->{path}	2243	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2244	if $self->per_player;
…		…
1873		2248
1874	$self	2249	$self
1875	}	2250	}
1876		2251
1877	# find and load all maps in the 3x3 area around a map	2252	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {	2253	sub load_neighbours {
1879	my ($map) = @_;	2254	my ($map) = @_;
1880		2255
1881	my @diag; # diagonal neighbours	2256	my @neigh; # diagonal neighbours
1882		2257
1883	for (0 .. 3) {	2258	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2259	my $neigh = $map->tile_path ($_)
1885	or next;	2260	or next;
1886	$neigh = find $neigh, $map	2261	$neigh = find $neigh, $map
1887	or next;	2262	or next;
1888	$neigh->load;	2263	$neigh->load;
1889		2264
		2265	# now find the diagonal neighbours
		2266	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2267	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2268	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2269	}
1893		2270
1894	for (@diag) {	2271	for (grep defined $_->[0], @neigh) {
		2272	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2273	my $neigh = find $path, $origin
1896	or next;	2274	or next;
1897	$neigh->load;	2275	$neigh->load;
1898	}	2276	}
1899	}	2277	}
1900		2278
1901	sub find_sync {	2279	sub find_sync {
1902	my ($path, $origin) = @_;	2280	my ($path, $origin) = @_;
1903		2281
1904	cf::sync_job { find $path, $origin }	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2283	if $Coro::current == $Coro::main;
		2284
		2285	find $path, $origin
1905	}	2286	}
1906		2287
1907	sub do_load_sync {	2288	sub do_load_sync {
1908	my ($map) = @_;	2289	my ($map) = @_;
1909		2290
1910	cf::sync_job { $map->load };	2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2292	if $Coro::current == $Coro::main;
		2293
		2294	$map->load;
1911	}	2295	}
1912		2296
1913	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
1915		2299
1916	sub find_async {	2300	sub find_async {
1917	my ($path, $origin) = @_;	2301	my ($path, $origin, $load) = @_;
1918		2302
1919	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
1920		2304
1921	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2306	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2307	}
1924		2308
1925	undef $MAP_PREFETCH{$path};	2309	$MAP_PREFETCH{$path} |= $load;
		2310
1926	$MAP_PREFETCHER ||= cf::async {	2311	$MAP_PREFETCHER ||= cf::async {
		2312	$Coro::current->{desc} = "map prefetcher";
		2313
1927	while (%MAP_PREFETCH) {	2314	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2315	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2316	if (my $map = find $k) {
1930	$map->load;	2317	$map->load if $v;
1931	}	2318	}
1932		2319
1933	delete $MAP_PREFETCH{$path};	2320	delete $MAP_PREFETCH{$k};
1934	}	2321	}
1935	}	2322	}
1936	undef $MAP_PREFETCHER;	2323	undef $MAP_PREFETCHER;
1937	};	2324	};
1938	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
1939		2326
1940	()	2327	()
1941	}	2328	}
1942		2329
		2330	# common code, used by both ->save and ->swapout
1943	sub save {	2331	sub _save {
1944	my ($self) = @_;	2332	my ($self) = @_;
1945
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;
1947		2333
1948	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
1949		2335
1950	return unless $self->dirty;	2336	return unless $self->dirty;
1951		2337
…		…
1957	return if $self->{deny_save};	2343	return if $self->{deny_save};
1958		2344
1959	local $self->{last_access} = $self->last_access;#d#	2345	local $self->{last_access} = $self->last_access;#d#
1960		2346
1961	cf::async {	2347	cf::async {
		2348	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2349	$_->contr->save for $self->players;
1963	};	2350	};
		2351
		2352	cf::get_slot 0.02;
1964		2353
1965	if ($uniq) {	2354	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2355	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2356	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2357	} else {
1969	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1970	}	2359	}
1971	}	2360	}
1972		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
1973	sub swap_out {	2370	sub swap_out {
1974	my ($self) = @_;	2371	my ($self) = @_;
1975		2372
1976	# save first because save cedes
1977	$self->save;
1978
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2374
		2375	return if $self->in_memory != cf::MAP_ACTIVE;
		2376	return if $self->{deny_save};
1981	return if $self->players;	2377	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};
1984		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->in_memory (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
1985	$self->clear;	2388	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2389	}
1988		2390
1989	sub reset_at {	2391	sub reset_at {
1990	my ($self) = @_;	2392	my ($self) = @_;
1991		2393
…		…
2009		2411
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2413
2012	return if $self->players;	2414	return if $self->players;
2013		2415
2014	warn "resetting map ", $self->path;	2416	cf::trace "resetting map ", $self->path, "\n";
2015		2417
2016	$self->in_memory (cf::MAP_SWAPPED);	2418	$self->in_memory (cf::MAP_SWAPPED);
2017		2419
2018	# need to save uniques path	2420	# need to save uniques path
2019	unless ($self->{deny_save}) {	2421	unless ($self->{deny_save}) {
…		…
2023	if $uniq;	2425	if $uniq;
2024	}	2426	}
2025		2427
2026	delete $cf::MAP{$self->path};	2428	delete $cf::MAP{$self->path};
2027		2429
		2430	$self->deactivate;
		2431	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2432	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2433
2032	$self->unlink_save;	2434	$self->unlink_save;
2033	$self->destroy;	2435	$self->destroy;
2034	}	2436	}
2035		2437
2036	my $nuke_counter = "aaaa";	2438	my $nuke_counter = "aaaa";
2037		2439
2038	sub nuke {	2440	sub nuke {
2039	my ($self) = @_;	2441	my ($self) = @_;
2040		2442
		2443	{
		2444	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2445
2041	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2042		2447
2043	$self->unlink_save;	2448	$self->unlink_save;
2044		2449
2045	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2046	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2455
2051	$cf::MAP{$self->path} = $self;	2456	$cf::MAP{$self->path} = $self;
		2457	}
2052		2458
2053	$self->reset; # polite request, might not happen	2459	$self->reset; # polite request, might not happen
2054	}	2460	}
2055		2461
2056	=item $maps = cf::map::tmp_maps	2462	=item $maps = cf::map::tmp_maps
…		…
2098		2504
2099	sub unique_maps() {	2505	sub unique_maps() {
2100	[	2506	[
2101	map {	2507	map {
2102	utf8::decode $_;	2508	utf8::decode $_;
2103	/\.map$/	2509	s/\.map$//; # TODO future compatibility hack
		2510	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2511	? ()
2104	? normalise $_	2512	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2514	]
2108	}	2515	}
2109		2516
2110	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	}
2111		2548
2112	=back	2549	=back
2113		2550
2114	=head3 cf::object	2551	=head3 cf::object
2115		2552
…		…
2119		2556
2120	=over 4	2557	=over 4
2121		2558
2122	=item $ob->inv_recursive	2559	=item $ob->inv_recursive
2123		2560
2124	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.
2125		2563
2126	=cut	2564	=cut
2127		2565
2128	sub inv_recursive_;	2566	sub inv_recursive_;
2129	sub inv_recursive_ {	2567	sub inv_recursive_ {
…		…
2132		2570
2133	sub inv_recursive {	2571	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2572	inv_recursive_ inv $_[0]
2135	}	2573	}
2136		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
2137	package cf;	2603	package cf;
2138		2604
2139	=back	2605	=back
2140		2606
2141	=head3 cf::object::player	2607	=head3 cf::object::player
…		…
2147	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>
2148	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
2149	dialogue with the given NPC character.	2615	dialogue with the given NPC character.
2150		2616
2151	=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	};
2152		2632
2153	# rough implementation of a future "reply" method that works	2633	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2634	# with dialog boxes.
2155	#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
2156	sub cf::object::player::reply($$$;$) {	2636	sub cf::object::player::reply($$$;$) {
…		…
2163		2643
2164	} else {	2644	} else {
2165	my $pl = $self->contr;	2645	my $pl = $self->contr;
2166		2646
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2647	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2648	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2649	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2650
2176	} else {	2651	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2652	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2653	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2654	}
2180	}	2655	}
		2656	}
		2657
		2658	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2659
		2660	=cut
		2661
		2662	sub cf::object::send_msg {
		2663	my $pl = shift->contr
		2664	or return;
		2665	$pl->send_msg (@_);
2181	}	2666	}
2182		2667
2183	=item $player_object->may ("access")	2668	=item $player_object->may ("access")
2184		2669
2185	Returns wether the given player is authorized to access resource "access"	2670	Returns wether the given player is authorized to access resource "access"
…		…
2198		2683
2199	=item $player_object->enter_link	2684	=item $player_object->enter_link
2200		2685
2201	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}>).
2202		2687
2203	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.
2204	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.
2205		2692
2206	Will never block.	2693	Will never block.
2207		2694
2208	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2209		2696
…		…
2229	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2230	my ($self) = @_;	2717	my ($self) = @_;
2231		2718
2232	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2233		2720
		2721	++$self->{_link_recursion};
		2722
2234	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2235		2724
2236	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2237	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2238		2727
2239	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2240	}	2729	}
2241		2730
2242	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2243	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2244		2733
…		…
2261	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2263		2752
2264	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2267		2756
2268	$map->load;	2757	$map->load;
2269	$map->load_diag;	2758	$map->load_neighbours;
2270		2759
2271	return unless $self->contr->active;	2760	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2761
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2276	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2277		2769
		2770	}
		2771
2278	=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)]])
2279		2773
2280	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
2281	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2282	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
2283	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
2284	be called at the end of this process.	2778	be called at the end of this process.
2285		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
2286	=cut	2783	=cut
2287		2784
2288	our $GOTOGEN;	2785	our $GOTOGEN;
2289		2786
2290	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2291	my ($self, $path, $x, $y, $check, $done) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
2292		2789
		2790	if ($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
2293	# 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
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2798
2296	$self->enter_link;	2799	$self->enter_link;
2297		2800
2298	(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
2299	my $map = eval {	2823	my $map = eval {
2300	my $map = cf::map::find $path;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2301		2825
2302	if ($map) {	2826	if ($map) {
2303	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2305	} else {	2829	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2831	}
2308		2832
2309	$map	2833	$map
2310	};	2834	};
2311		2835
…		…
2317	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2318	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2319	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2320	}	2844	}
2321		2845
2322	$done->() if $done;	2846	$done->($self) if $done;
2323	})->prio (1);	2847	})->prio (1);
2324	}	2848	}
2325		2849
2326	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2327		2851
…		…
2347	}	2871	}
2348		2872
2349	sub prepare_random_map {	2873	sub prepare_random_map {
2350	my ($exit) = @_;	2874	my ($exit) = @_;
2351		2875
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2876	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2877	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2878	# that depends on the exit object
2357		2879
2358	my $rmp = parse_random_map_params $exit->msg;	2880	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2882	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2883	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2884	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2885	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2886	$rmp->{origin_y} = $exit->y;
		2887
		2888	$exit->map->touch;
2365	}	2889	}
2366		2890
2367	$rmp->{random_seed} ||= $exit->random_seed;	2891	$rmp->{random_seed} ||= $exit->random_seed;
2368		2892
2369	my $data = cf::to_json $rmp;	2893	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2894	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2895	my $meta = "$RANDOMDIR/$md5.meta";
2372		2896
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2897	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2898	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2899	undef $fh;
2376	aio_rename "$meta~", $meta;	2900	aio_rename "$meta~", $meta;
2377		2901
		2902	my $slaying = "?random/$md5";
		2903
		2904	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2905	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2906	$exit->msg (undef);
		2907	}
2380	}	2908	}
2381	}	2909	}
2382		2910
2383	sub cf::object::player::enter_exit {	2911	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2912	my ($self, $exit) = @_;
2385		2913
2386	return unless $self->type == cf::PLAYER;	2914	return unless $self->type == cf::PLAYER;
2387		2915
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2916	$self->enter_link;
2400		2917
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2918	(async {
2406	$self->deactivate_recursive; # just to be sure	2919	$Coro::current->{desc} = "enter_exit";
		2920
2407	unless (eval {	2921	unless (eval {
		2922	$self->deactivate_recursive; # just to be sure
		2923
		2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2925	my $x = $exit->stats->hp;
		2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	} elsif ($slaying eq '!up') {
		2939	$map = $exit->map->tile_path (cf::TILE_UP);
		2940	$x = $exit->x;
		2941	$y = $exit->y;
		2942
		2943	} elsif ($slaying eq '!down') {
		2944	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2945	$x = $exit->x;
		2946	$y = $exit->y;
		2947	}
		2948
2408	$self->goto ($slaying, $hp, $sp);	2949	$self->goto ($map, $x, $y);
2409		2950
		2951	# if exit is damned, update players death & WoR home-position
		2952	$self->contr->savebed ($map, $x, $y)
		2953	if $exit->flag (cf::FLAG_DAMNED);
		2954
2410	1;	2955	1
2411	}) {	2956	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2957	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "I'll try to bring you back to the map you were before. "	2958	. "I'll try to bring you back to the map you were before. "
2414	. "Please report this to the dungeon master!",	2959	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2960	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2961
2417	warn "ERROR in enter_exit: $@";	2962	error "ERROR in enter_exit: $@";
2418	$self->leave_link;	2963	$self->leave_link;
2419	}	2964	}
2420	})->prio (1);	2965	})->prio (1);
2421	}	2966	}
2422		2967
…		…
2434	sub cf::client::send_drawinfo {	2979	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	2980	my ($self, $text, $flags) = @_;
2436		2981
2437	utf8::encode $text;	2982	utf8::encode $text;
2438	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2983	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2984	}
		2985
		2986	=item $client->send_big_packet ($pkt)
		2987
		2988	Like C<send_packet>, but tries to compress large packets, and fragments
		2989	them as required.
		2990
		2991	=cut
		2992
		2993	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2994
		2995	sub cf::client::send_big_packet {
		2996	my ($self, $pkt) = @_;
		2997
		2998	# try lzf for large packets
		2999	$pkt = "lzf " . Compress::LZF::compress $pkt
		3000	if 1024 <= length $pkt and $self->{can_lzf};
		3001
		3002	# split very large packets
		3003	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3004	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3005	$pkt = "frag";
		3006	}
		3007
		3008	$self->send_packet ($pkt);
2439	}	3009	}
2440		3010
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	3011	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		3012
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	3013	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	3015	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	3016	the message unless the client supports the msg packet.
2447		3017
2448	=cut	3018	=cut
2449		3019
		3020	# non-persistent channels (usually the info channel)
		3021	our %CHANNEL = (
		3022	"c/motd" => {
		3023	id => "infobox",
		3024	title => "MOTD",
		3025	reply => undef,
		3026	tooltip => "The message of the day",
		3027	},
		3028	"c/identify" => {
		3029	id => "infobox",
		3030	title => "Identify",
		3031	reply => undef,
		3032	tooltip => "Items recently identified",
		3033	},
		3034	"c/examine" => {
		3035	id => "infobox",
		3036	title => "Examine",
		3037	reply => undef,
		3038	tooltip => "Signs and other items you examined",
		3039	},
		3040	"c/shopinfo" => {
		3041	id => "infobox",
		3042	title => "Shop Info",
		3043	reply => undef,
		3044	tooltip => "What your bargaining skill tells you about the shop",
		3045	},
		3046	"c/book" => {
		3047	id => "infobox",
		3048	title => "Book",
		3049	reply => undef,
		3050	tooltip => "The contents of a note or book",
		3051	},
		3052	"c/lookat" => {
		3053	id => "infobox",
		3054	title => "Look",
		3055	reply => undef,
		3056	tooltip => "What you saw there",
		3057	},
		3058	"c/who" => {
		3059	id => "infobox",
		3060	title => "Players",
		3061	reply => undef,
		3062	tooltip => "Shows players who are currently online",
		3063	},
		3064	"c/body" => {
		3065	id => "infobox",
		3066	title => "Body Parts",
		3067	reply => undef,
		3068	tooltip => "Shows which body parts you posess and are available",
		3069	},
		3070	"c/statistics" => {
		3071	id => "infobox",
		3072	title => "Statistics",
		3073	reply => undef,
		3074	tooltip => "Shows your primary statistics",
		3075	},
		3076	"c/skills" => {
		3077	id => "infobox",
		3078	title => "Skills",
		3079	reply => undef,
		3080	tooltip => "Shows your experience per skill and item power",
		3081	},
		3082	"c/shopitems" => {
		3083	id => "infobox",
		3084	title => "Shop Items",
		3085	reply => undef,
		3086	tooltip => "Shows the items currently for sale in this shop",
		3087	},
		3088	"c/resistances" => {
		3089	id => "infobox",
		3090	title => "Resistances",
		3091	reply => undef,
		3092	tooltip => "Shows your resistances",
		3093	},
		3094	"c/pets" => {
		3095	id => "infobox",
		3096	title => "Pets",
		3097	reply => undef,
		3098	tooltip => "Shows information abotu your pets/a specific pet",
		3099	},
		3100	"c/perceiveself" => {
		3101	id => "infobox",
		3102	title => "Perceive Self",
		3103	reply => undef,
		3104	tooltip => "You gained detailed knowledge about yourself",
		3105	},
		3106	"c/uptime" => {
		3107	id => "infobox",
		3108	title => "Uptime",
		3109	reply => undef,
		3110	tooltip => "How long the server has been running since last restart",
		3111	},
		3112	"c/mapinfo" => {
		3113	id => "infobox",
		3114	title => "Map Info",
		3115	reply => undef,
		3116	tooltip => "Information related to the maps",
		3117	},
		3118	"c/party" => {
		3119	id => "party",
		3120	title => "Party",
		3121	reply => "gsay ",
		3122	tooltip => "Messages and chat related to your party",
		3123	},
		3124	"c/death" => {
		3125	id => "death",
		3126	title => "Death",
		3127	reply => undef,
		3128	tooltip => "Reason for and more info about your most recent death",
		3129	},
		3130	"c/say" => $SAY_CHANNEL,
		3131	"c/chat" => $CHAT_CHANNEL,
		3132	);
		3133
2450	sub cf::client::send_msg {	3134	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	3135	my ($self, $channel, $msg, $color, @extra) = @_;
2452		3136
2453	$msg = $self->pl->expand_cfpod ($msg);	3137	$msg = $self->pl->expand_cfpod ($msg)
		3138	unless $color & cf::NDI_VERBATIM;
2454		3139
2455	return unless @extra || length $msg;
2456
2457	$color &= ~cf::NDI_UNIQUE; # just in case...	3140	$color &= cf::NDI_CLIENT_MASK; # just in case...
2458		3141
		3142	# check predefined channels, for the benefit of C
		3143	if ($CHANNEL{$channel}) {
		3144	$channel = $CHANNEL{$channel};
		3145
		3146	$self->ext_msg (channel_info => $channel);
		3147	$channel = $channel->{id};
		3148
2459	if (ref $channel) {	3149	} elsif (ref $channel) {
2460	# send meta info to client, if not yet sent	3150	# send meta info to client, if not yet sent
2461	unless (exists $self->{channel}{$channel->{id}}) {	3151	unless (exists $self->{channel}{$channel->{id}}) {
2462	$self->{channel}{$channel->{id}} = $channel;	3152	$self->{channel}{$channel->{id}} = $channel;
2463	$self->ext_event (channel_info => %$channel);	3153	$self->ext_msg (channel_info => $channel);
2464	}	3154	}
2465		3155
2466	$channel = $channel->{id};	3156	$channel = $channel->{id};
2467	}	3157	}
2468		3158
2469	if ($self->can_msg) {	3159	return unless @extra || length $msg;
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2471	} else {
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		3160
2482	if ($color >= 0) {	3161	# default colour, mask it out
2483	if (0 && $msg =~ /\[/) {	3162	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3163	if $color & cf::NDI_DEF;
2485	} else {
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		3164
		3165	my $pkt = "msg "
		3166	. $self->{json_coder}->encode (
		3167	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3168	);
		3169
		3170	$self->send_big_packet ($pkt);
		3171	}
		3172
2493	=item $client->ext_event ($type, %msg)	3173	=item $client->ext_msg ($type, @msg)
2494		3174
2495	Sends an ext event to the client.	3175	Sends an ext event to the client.
2496		3176
2497	=cut	3177	=cut
2498		3178
2499	sub cf::client::ext_event($$%) {	3179	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3180	my ($self, $type, @msg) = @_;
2501		3181
2502	return unless $self->extcmd;	3182	if ($self->extcmd == 2) {
2503		3183	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3184	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	3185	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3186	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3187	}
		3188	}
		3189
		3190	=item $client->ext_reply ($msgid, @msg)
		3191
		3192	Sends an ext reply to the client.
		3193
		3194	=cut
		3195
		3196	sub cf::client::ext_reply($$@) {
		3197	my ($self, $id, @msg) = @_;
		3198
		3199	if ($self->extcmd == 2) {
		3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3201	} elsif ($self->extcmd == 1) {
		3202	#TODO: version 1, remove
		3203	unshift @msg, msgtype => "reply", msgid => $id;
		3204	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3205	}
2506	}	3206	}
2507		3207
2508	=item $success = $client->query ($flags, "text", \&cb)	3208	=item $success = $client->query ($flags, "text", \&cb)
2509		3209
2510	Queues a query to the client, calling the given callback with	3210	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3265	my ($ns, $buf) = @_;
2566		3266
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3267	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3268
2569	if (ref $msg) {	3269	if (ref $msg) {
		3270	my ($type, $reply, @payload) =
		3271	"ARRAY" eq ref $msg
		3272	? @$msg
		3273	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3274
		3275	my @reply;
		3276
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3277	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3278	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3279	}
		3280
		3281	$ns->ext_reply ($reply, @reply)
		3282	if $reply;
		3283
2576	} else {	3284	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3285	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	3286	}
2579		3287
2580	cf::override;	3288	cf::override;
2581	},	3289	},
2582	);	3290	);
…		…
2602		3310
2603	$coro	3311	$coro
2604	}	3312	}
2605		3313
2606	cf::client->attach (	3314	cf::client->attach (
2607	on_destroy => sub {	3315	on_client_destroy => sub {
2608	my ($ns) = @_;	3316	my ($ns) = @_;
2609		3317
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3318	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3319	},
2612	);	3320	);
…		…
2627	our $safe = new Safe "safe";	3335	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3336	our $safe_hole = new Safe::Hole;
2629		3337
2630	$SIG{FPE} = 'IGNORE';	3338	$SIG{FPE} = 'IGNORE';
2631		3339
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3340	$safe->permit_only (Opcode::opset qw(
		3341	:base_core :base_mem :base_orig :base_math :base_loop
		3342	grepstart grepwhile mapstart mapwhile
		3343	sort time
		3344	));
2633		3345
2634	# here we export the classes and methods available to script code	3346	# here we export the classes and methods available to script code
2635		3347
2636	=pod	3348	=pod
2637		3349
2638	The following functions and methods are available within a safe environment:	3350	The following functions and methods are available within a safe environment:
2639		3351
2640	cf::object	3352	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3353	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3354	insert remove name archname title slaying race decrease split
		3355	value
2643		3356
2644	cf::object::player	3357	cf::object::player
2645	player	3358	player
2646		3359
2647	cf::player	3360	cf::player
…		…
2652		3365
2653	=cut	3366	=cut
2654		3367
2655	for (	3368	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3369	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2657	insert remove)],	3370	insert remove inv nrof name archname title slaying race
		3371	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3372	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3373	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3374	["cf::map" => qw(trigger)],
2661	) {	3375	) {
2662	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3376	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3377	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2665	for @funs;	3378	for @funs;
2666	}	3379	}
2667		3380
…		…
2682		3395
2683	my $qcode = $code;	3396	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3397	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3398	$qcode =~ s/\n/\\n/g;
2686		3399
		3400	%vars = (_dummy => 0) unless %vars;
		3401
		3402	my @res;
2687	local $_;	3403	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3404
2690	my $eval =	3405	my $eval =
2691	"do {\n"	3406	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3407	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3408	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3409	. $code
2695	. "\n}"	3410	. "\n}"
2696	;	3411	;
2697		3412
		3413	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3414	sub_generation_inc;
		3415	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3416	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	sub_generation_inc;	3417	sub_generation_inc;
		3418	} else {
		3419	local @cf::_safe_eval_args = values %vars;
		3420	@res = wantarray ? eval eval : scalar eval $eval;
		3421	}
2701		3422
2702	if ($@) {	3423	if ($@) {
2703	warn "$@";	3424	warn "$@",
2704	warn "while executing safe code '$code'\n";	3425	"while executing safe code '$code'\n",
2705	warn "with arguments " . (join " ", %vars) . "\n";	3426	"with arguments " . (join " ", %vars) . "\n";
2706	}	3427	}
2707		3428
2708	wantarray ? @res : $res[0]	3429	wantarray ? @res : $res[0]
2709	}	3430	}
2710		3431
…		…
2724	=cut	3445	=cut
2725		3446
2726	sub register_script_function {	3447	sub register_script_function {
2727	my ($fun, $cb) = @_;	3448	my ($fun, $cb) = @_;
2728		3449
2729	no strict 'refs';	3450	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3451	*$fun = $safe_hole->wrap ($cb);
2731	}	3452	}
2732		3453
2733	=back	3454	=back
2734		3455
2735	=cut	3456	=cut
…		…
2738	# the server's init and main functions	3459	# the server's init and main functions
2739		3460
2740	sub load_facedata($) {	3461	sub load_facedata($) {
2741	my ($path) = @_;	3462	my ($path) = @_;
2742		3463
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
		3468	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3469
2743	warn "loading facedata from $path\n";	3470	trace "loading facedata from $path\n";
2744		3471
2745	my $facedata;	3472	my $facedata = decode_storable load_file $path;
2746	0 < aio_load $path, $facedata
2747	or die "$path: $!";
2748
2749	$facedata = Coro::Storable::thaw $facedata;
2750		3473
2751	$facedata->{version} == 2	3474	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3475	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3476
		3477	# patch in the exptable
		3478	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3479	$facedata->{resource}{"res/exp_table"} = {
		3480	type => FT_RSRC,
		3481	data => $exp_table,
		3482	hash => (Digest::MD5::md5 $exp_table),
		3483	};
		3484	cf::cede_to_tick;
		3485
2754	{	3486	{
2755	my $faces = $facedata->{faceinfo};	3487	my $faces = $facedata->{faceinfo};
2756		3488
2757	while (my ($face, $info) = each %$faces) {	3489	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3490	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3491
2759	cf::face::set_visibility $idx, $info->{visibility};	3492	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3493	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3494	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3495	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3496	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2763		3497
2764	cf::cede_to_tick;	3498	cf::cede_to_tick;
2765	}	3499	}
2766		3500
2767	while (my ($face, $info) = each %$faces) {	3501	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3502	next unless $info->{smooth};
		3503
2769	my $idx = cf::face::find $face	3504	my $idx = cf::face::find $face
2770	or next;	3505	or next;
		3506
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3507	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3508	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3509	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3510	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3511	error "smooth face '$info->{smooth}' not found for face '$face'";
2776	}	3512	}
2777		3513
2778	cf::cede_to_tick;	3514	cf::cede_to_tick;
2779	}	3515	}
2780	}	3516	}
…		…
2789		3525
2790	cf::anim::invalidate_all; # d'oh	3526	cf::anim::invalidate_all; # d'oh
2791	}	3527	}
2792		3528
2793	{	3529	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3530	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3531
2799	while (my ($name, $info) = each %$res) {	3532	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3533	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3534	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3535
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3536	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3537	cf::face::set_type $idx, $info->{type};
2811	} else {	3538	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3539	$RESOURCE{$name} = $info; # unused
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3540	}
2818		3541
2819	cf::cede_to_tick;	3542	cf::cede_to_tick;
2820	}	3543	}
2821	}	3544	}
2822		3545
		3546	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3547
2823	1	3548	1
2824	}	3549	}
2825		3550
		3551	register_exticmd fx_want => sub {
		3552	my ($ns, $want) = @_;
		3553
		3554	while (my ($k, $v) = each %$want) {
		3555	$ns->fx_want ($k, $v);
		3556	}
		3557	};
		3558
		3559	sub load_resource_file($) {
		3560	my $guard = lock_acquire "load_resource_file";
		3561
		3562	my $status = load_resource_file_ $_[0];
		3563	get_slot 0.1, 100;
		3564	cf::arch::commit_load;
		3565
		3566	$status
		3567	}
		3568
2826	sub reload_regions {	3569	sub reload_regions {
		3570	# HACK to clear player env face cache, we need some signal framework
		3571	# for this (global event?)
		3572	%ext::player_env::MUSIC_FACE_CACHE = ();
		3573
2827	load_resource_file "$MAPDIR/regions"	3574	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3575	or die "unable to load regions file\n";
2829		3576
2830	for (cf::region::list) {	3577	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3578	$_->{match} = qr/$_->{match}/
…		…
2839	}	3586	}
2840		3587
2841	sub reload_archetypes {	3588	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3589	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3590	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3591	}
2850		3592
2851	sub reload_treasures {	3593	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3594	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3595	or die "unable to load treasurelists\n";
2854	}	3596	}
2855		3597
		3598	sub reload_sound {
		3599	trace "loading sound config from $DATADIR/sound\n";
		3600
		3601	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3602
		3603	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3604	my $sound = $soundconf->{compat}[$_]
		3605	or next;
		3606
		3607	my $face = cf::face::find "sound/$sound->[1]";
		3608	cf::sound::set $sound->[0] => $face;
		3609	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3610	}
		3611
		3612	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3613	my $face = cf::face::find "sound/$v";
		3614	cf::sound::set $k => $face;
		3615	}
		3616	}
		3617
2856	sub reload_resources {	3618	sub reload_resources {
2857	warn "reloading resource files...\n";	3619	trace "reloading resource files...\n";
2858		3620
		3621	reload_exp_table;
		3622	reload_materials;
		3623	reload_facedata;
		3624	reload_sound;
		3625	reload_archetypes;
2859	reload_regions;	3626	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3627	reload_treasures;
2864		3628
2865	warn "finished reloading resource files\n";	3629	trace "finished reloading resource files\n";
2866	}	3630	}
2867		3631
2868	sub init {	3632	sub reload_config {
2869	reload_resources;	3633	trace "reloading config file...\n";
2870	}
2871		3634
2872	sub cfg_load {	3635	my $config = load_file "$CONFDIR/config";
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3636	utf8::decode $config;
2874	or return;	3637	*CFG = decode_yaml $config;
2875		3638
2876	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;
2878
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3639	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2880		3640
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3641	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3642	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2883		3643
2884	if (exists $CFG{mlockall}) {	3644	if (exists $CFG{mlockall}) {
…		…
2888	};	3648	};
2889	warn $@ if $@;	3649	warn $@ if $@;
2890	}	3650	}
2891	}	3651	}
2892		3652
		3653	sub pidfile() {
		3654	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3655	or die "$PIDFILE: $!";
		3656	flock $fh, &Fcntl::LOCK_EX
		3657	or die "$PIDFILE: flock: $!";
		3658	$fh
		3659	}
		3660
		3661	# make sure only one server instance is running at any one time
		3662	sub atomic {
		3663	my $fh = pidfile;
		3664
		3665	my $pid = <$fh>;
		3666	kill 9, $pid if $pid > 0;
		3667
		3668	seek $fh, 0, 0;
		3669	print $fh $$;
		3670	}
		3671
		3672	sub main_loop {
		3673	trace "EV::loop starting\n";
		3674	if (1) {
		3675	EV::loop;
		3676	}
		3677	trace "EV::loop returned\n";
		3678	goto &main_loop unless $REALLY_UNLOOP;
		3679	}
		3680
2893	sub main {	3681	sub main {
		3682	cf::init_globals; # initialise logging
		3683
		3684	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3685	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3686	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3687	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3688
		3689	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3690
2894	# we must not ever block the main coroutine	3691	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3692	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3693	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3694	(async {
2898	Event::one_event;	3695	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3696	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3697	})->prio (Coro::PRIO_MAX);
2900	};	3698	};
2901		3699
2902	cfg_load;	3700	evthread_start IO::AIO::poll_fileno;
		3701
		3702	cf::sync_job {
		3703	cf::incloader::init ();
		3704
		3705	cf::init_anim;
		3706	cf::init_attackmess;
		3707	cf::init_dynamic;
		3708
		3709	cf::load_settings;
		3710
		3711	reload_resources;
		3712	reload_config;
2903	db_init;	3713	db_init;
		3714
		3715	cf::init_uuid;
		3716	cf::init_signals;
		3717	cf::init_skills;
		3718
		3719	cf::init_beforeplay;
		3720
		3721	atomic;
		3722
2904	load_extensions;	3723	load_extensions;
2905		3724
2906	$TICK_WATCHER->start;	3725	utime time, time, $RUNTIMEFILE;
2907	Event::loop;	3726
		3727	# no (long-running) fork's whatsoever before this point(!)
		3728	use POSIX ();
		3729	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3730
		3731	cf::_post_init 0;
		3732	};
		3733
		3734	cf::object::thawer::errors_are_fatal 0;
		3735	info "parse errors in files are no longer fatal from this point on.\n";
		3736
		3737	my $free_main; $free_main = EV::idle sub {
		3738	undef $free_main;
		3739	undef &main; # free gobs of memory :)
		3740	};
		3741
		3742	goto &main_loop;
2908	}	3743	}
2909		3744
2910	#############################################################################	3745	#############################################################################
2911	# initialisation and cleanup	3746	# initialisation and cleanup
2912		3747
2913	# install some emergency cleanup handlers	3748	# install some emergency cleanup handlers
2914	BEGIN {	3749	BEGIN {
		3750	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3751	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3752	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3753	cf::cleanup "SIG$signal";
2923	},
2924	);	3754	};
2925	}	3755	}
2926	}	3756	}
2927		3757
2928	sub write_runtime {	3758	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3759	my $t0 = AE::time;
2930		3760
2931	# first touch the runtime file to show we are still running:	3761	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3762	# the fsync below can take a very very long time.
2933		3763
2934	IO::AIO::aio_utime $runtime, undef, undef;	3764	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3765
2936	my $guard = cf::lock_acquire "write_runtime";	3766	my $guard = cf::lock_acquire "write_runtime";
2937		3767
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3768	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3769	or return;
2940		3770
2941	my $value = $cf::RUNTIME + 90 + 10;	3771	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3772	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3773	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3783	aio_utime $fh, undef, undef;
2954		3784
2955	close $fh	3785	close $fh
2956	or return;	3786	or return;
2957		3787
2958	aio_rename "$runtime~", $runtime	3788	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3789	and return;
2960		3790
2961	warn "runtime file written.\n";	3791	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2962		3792
2963	1	3793	1
		3794	}
		3795
		3796	our $uuid_lock;
		3797	our $uuid_skip;
		3798
		3799	sub write_uuid_sync($) {
		3800	$uuid_skip ||= $_[0];
		3801
		3802	return if $uuid_lock;
		3803	local $uuid_lock = 1;
		3804
		3805	my $uuid = "$LOCALDIR/uuid";
		3806
		3807	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3808	or return;
		3809
		3810	my $value = uuid_seq uuid_cur;
		3811
		3812	unless ($value) {
		3813	info "cowardly refusing to write zero uuid value!\n";
		3814	return;
		3815	}
		3816
		3817	my $value = uuid_str $value + $uuid_skip;
		3818	$uuid_skip = 0;
		3819
		3820	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3821	and return;
		3822
		3823	# always fsync - this file is important
		3824	aio_fsync $fh
		3825	and return;
		3826
		3827	close $fh
		3828	or return;
		3829
		3830	aio_rename "$uuid~", $uuid
		3831	and return;
		3832
		3833	trace "uuid file written ($value).\n";
		3834
		3835	1
		3836
		3837	}
		3838
		3839	sub write_uuid($$) {
		3840	my ($skip, $sync) = @_;
		3841
		3842	$sync ? write_uuid_sync $skip
		3843	: async { write_uuid_sync $skip };
2964	}	3844	}
2965		3845
2966	sub emergency_save() {	3846	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3847	my $freeze_guard = cf::freeze_mainloop;
2968		3848
2969	warn "enter emergency perl save\n";	3849	info "emergency_perl_save: enter\n";
		3850
		3851	# this is a trade-off: we want to be very quick here, so
		3852	# save all maps without fsync, and later call a global sync
		3853	# (which in turn might be very very slow)
		3854	local $USE_FSYNC = 0;
2970		3855
2971	cf::sync_job {	3856	cf::sync_job {
		3857	cf::write_runtime_sync; # external watchdog should not bark
		3858
2972	# use a peculiar iteration method to avoid tripping on perl	3859	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3860	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3861	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3862	info "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3863	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3864	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3865	$pl->valid or next;
		3866	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3867	$pl->save;
2980	}	3868	}
2981	warn "end emergency player save\n";	3869	info "emergency_perl_save: end player save\n";
2982		3870
2983	warn "begin emergency map save\n";	3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	info "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3874	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3875	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3876	$map->valid or next;
2987	$map->save;	3877	$map->save;
2988	}	3878	}
2989	warn "end emergency map save\n";	3879	info "emergency_perl_save: end map save\n";
2990		3880
2991	warn "begin emergency database checkpoint\n";	3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	info "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3884	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3885	info "emergency_perl_save: end database checkpoint\n";
		3886
		3887	info "emergency_perl_save: begin write uuid\n";
		3888	write_uuid_sync 1;
		3889	info "emergency_perl_save: end write uuid\n";
		3890
		3891	cf::write_runtime_sync; # external watchdog should not bark
		3892
		3893	trace "emergency_perl_save: syncing database to disk";
		3894	BDB::db_env_txn_checkpoint $DB_ENV;
		3895
		3896	info "emergency_perl_save: starting sync\n";
		3897	IO::AIO::aio_sync sub {
		3898	info "emergency_perl_save: finished sync\n";
		3899	};
		3900
		3901	cf::write_runtime_sync; # external watchdog should not bark
		3902
		3903	trace "emergency_perl_save: flushing outstanding aio requests";
		3904	while (IO::AIO::nreqs || BDB::nreqs) {
		3905	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3906	}
		3907
		3908	cf::write_runtime_sync; # external watchdog should not bark
2994	};	3909	};
2995		3910
2996	warn "leave emergency perl save\n";	3911	info "emergency_perl_save: leave\n";
2997	}	3912	}
2998		3913
2999	sub post_cleanup {	3914	sub post_cleanup {
3000	my ($make_core) = @_;	3915	my ($make_core) = @_;
3001		3916
		3917	IO::AIO::flush;
		3918
3002	warn Carp::longmess "post_cleanup backtrace"	3919	error Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3920	if $make_core;
		3921
		3922	my $fh = pidfile;
		3923	unlink $PIDFILE if <$fh> == $$;
		3924	}
		3925
		3926	# a safer delete_package, copied from Symbol
		3927	sub clear_package($) {
		3928	my $pkg = shift;
		3929
		3930	# expand to full symbol table name if needed
		3931	unless ($pkg =~ /^main::.*::$/) {
		3932	$pkg = "main$pkg" if $pkg =~ /^::/;
		3933	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3934	$pkg .= '::' unless $pkg =~ /::$/;
		3935	}
		3936
		3937	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3938	my $stem_symtab = *{$stem}{HASH};
		3939
		3940	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3941	or return;
		3942
		3943	# clear all symbols
		3944	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3945	for my $name (keys %$leaf_symtab) {
		3946	_gv_clear *{"$pkg$name"};
		3947	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3948	}
3004	}	3949	}
3005		3950
3006	sub do_reload_perl() {	3951	sub do_reload_perl() {
3007	# can/must only be called in main	3952	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3953	unless (in_main) {
3009	warn "can only reload from main coroutine";	3954	error "can only reload from main coroutine";
3010	return;	3955	return;
3011	}	3956	}
3012		3957
3013	warn "reloading...";	3958	return if $RELOAD++;
3014		3959
3015	warn "entering sync_job";	3960	my $t1 = AE::time;
3016		3961
		3962	while ($RELOAD) {
		3963	cf::get_slot 0.1, -1, "reload_perl";
		3964	info "perl_reload: reloading...";
		3965
		3966	trace "perl_reload: entering sync_job";
		3967
3017	cf::sync_job {	3968	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark
3019	cf::emergency_save;	3969	#cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark
3021		3970
3022	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;
3024
3025	# if anything goes wrong in here, we should simply crash as we already saved
3026
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;
3038	warn "iterate...";
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";	3971	trace "perl_reload: cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;	3972	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();	3973	%EXT_CORO = ();
3046		3974
3047	warn "removing commands";	3975	trace "perl_reload: removing commands";
3048	%COMMAND = ();	3976	%COMMAND = ();
3049		3977
3050	warn "removing ext/exti commands";	3978	trace "perl_reload: removing ext/exti commands";
3051	%EXTCMD = ();	3979	%EXTCMD = ();
3052	%EXTICMD = ();	3980	%EXTICMD = ();
3053		3981
3054	warn "unloading/nuking all extensions";	3982	trace "perl_reload: unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {	3983	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";	3984	trace "... unloading $pkg";
3057		3985
3058	if (my $cb = $pkg->can ("unload")) {	3986	if (my $cb = $pkg->can ("unload")) {
3059	eval {	3987	eval {
3060	$cb->($pkg);	3988	$cb->($pkg);
3061	1	3989	1
3062	} or warn "$pkg unloaded, but with errors: $@";	3990	} or error "$pkg unloaded, but with errors: $@";
		3991	}
		3992
		3993	trace "... clearing $pkg";
		3994	clear_package $pkg;
3063	}	3995	}
3064		3996
3065	warn "... nuking $pkg";
3066	Symbol::delete_package $pkg;
3067	}
3068
3069	warn "unloading all perl modules loaded from $LIBDIR";	3997	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3070	while (my ($k, $v) = each %INC) {	3998	while (my ($k, $v) = each %INC) {
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3999	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		4000
3073	warn "... unloading $k";	4001	trace "... unloading $k";
3074	delete $INC{$k};	4002	delete $INC{$k};
3075		4003
3076	$k =~ s/\.pm$//;	4004	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;	4005	$k =~ s/\//::/g;
3078		4006
3079	if (my $cb = $k->can ("unload_module")) {	4007	if (my $cb = $k->can ("unload_module")) {
3080	$cb->();	4008	$cb->();
		4009	}
		4010
		4011	clear_package $k;
3081	}	4012	}
3082		4013
3083	Symbol::delete_package $k;
3084	}
3085
3086	warn "getting rid of safe::, as good as possible";	4014	trace "perl_reload: getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	4015	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4016	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		4017
3090	warn "unloading cf.pm \"a bit\"";	4018	trace "perl_reload: unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	4019	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	4020	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		4021
3094	# don't, removes xs symbols, too,	4022	# don't, removes xs symbols, too,
3095	# and global variables created in xs	4023	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	4024	#clear_package __PACKAGE__;
3097		4025
3098	warn "unload completed, starting to reload now";	4026	info "perl_reload: unload completed, starting to reload now";
3099		4027
3100	warn "reloading cf.pm";	4028	trace "perl_reload: reloading cf.pm";
3101	require cf;	4029	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4030	cf::_connect_to_perl_1;
3103		4031
3104	warn "loading config and database again";	4032	trace "perl_reload: loading config and database again";
3105	cf::cfg_load;	4033	cf::reload_config;
3106		4034
3107	warn "loading extensions";	4035	trace "perl_reload: loading extensions";
3108	cf::load_extensions;	4036	cf::load_extensions;
3109		4037
		4038	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	4039	trace "perl_reload: reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	4040	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	4041	trace "perl_reload: reattaching attachments to maps";
3113	reattach $_ for values %MAP;	4042	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	4043	trace "perl_reload: reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	4044	reattach $_ for values %PLAYER;
		4045	}
3116		4046
3117	warn "leaving sync_job";	4047	cf::_post_init 1;
3118		4048
		4049	trace "perl_reload: leaving sync_job";
		4050
3119	1	4051	1
3120	} or do {	4052	} or do {
3121	warn $@;	4053	error $@;
3122	warn "error while reloading, exiting.";	4054	cf::cleanup "perl_reload: error, exiting.";
3123	exit 1;	4055	};
		4056
		4057	--$RELOAD;
3124	};	4058	}
3125		4059
3126	warn "reloaded";	4060	$t1 = AE::time - $t1;
		4061	info "perl_reload: completed in ${t1}s\n";
3127	};	4062	};
3128		4063
3129	our $RELOAD_WATCHER; # used only during reload	4064	our $RELOAD_WATCHER; # used only during reload
3130		4065
3131	sub reload_perl() {	4066	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	4067	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	4068	# coro crashes during coro_state_free->destroy here.
3134		4069
3135	$RELOAD_WATCHER ||= Event->timer (	4070	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	4071	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	4072
3138	data => WF_AUTOCANCEL,	4073	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	4074	do_reload_perl;
3141	undef $RELOAD_WATCHER;	4075	undef $RELOAD_WATCHER;
3142	},	4076	};
3143	);	4077	};
3144	}	4078	}
3145		4079
3146	register_command "reload" => sub {	4080	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	4081	my ($who, $arg) = @_;
3148		4082
3149	if ($who->flag (FLAG_WIZ)) {	4083	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	4084	$who->message ("reloading server.");
		4085	async {
		4086	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	4087	reload_perl;
		4088	};
3152	}	4089	}
3153	};	4090	};
3154		4091
3155	unshift @INC, $LIBDIR;	4092	#############################################################################
3156		4093
3157	my $bug_warning = 0;	4094	my $bug_warning = 0;
3158		4095
3159	our @WAIT_FOR_TICK;	4096	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	4097	our @WAIT_FOR_TICK_BEGIN;
3161		4098
3162	sub wait_for_tick {	4099	sub wait_for_tick() {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	4100	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3165		4101
3166	my $signal = new Coro::Signal;	4102	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	4103	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	4104	$signal->wait;
3169	}	4105	}
3170		4106
3171	sub wait_for_tick_begin {	4107	sub wait_for_tick_begin() {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	4108	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3174		4109
3175	my $signal = new Coro::Signal;	4110	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	4111	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	4112	$signal->wait;
3178	}	4113	}
3179		4114
3180	my $min = 1e6;#d#	4115	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	4116	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4117	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	4118	unless ++$bug_warning > 10;
3192	return;	4119	return;
3193	}	4120	}
3194		4121
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	4122	cf::server_tick; # one server iteration
3198		4123
3199	0 && sync_job {#d#	4124	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3200	for(1..10) {
3201	my $t = Event::time;
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3203	or die;
3204		4125
3205	$map->width (50);	4126	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3206	$map->height (50);	4127	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3207	$map->alloc;	4128	Coro::async_pool {
3208	$map->_load_objects ("/tmp/x.map", 1);	4129	$Coro::current->{desc} = "runtime saver";
3209	my $t = Event::time - $t;	4130	write_runtime_sync
3210		4131	or error "ERROR: unable to write runtime file: $!";
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	4132	};
		4133	}
3221		4134
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	4136	$sig->send;
3238	}	4137	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	4138	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	4139	$sig->send;
3241	}	4140	}
3242		4141
3243	$NOW = Event::time;	4142	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4143	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		4144
3254	_post_tick;	4145	if (0) {
3255		4146	if ($NEXT_TICK) {
3256		4147	my $jitter = $TICK_START - $NEXT_TICK;
		4148	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4149	debug "jitter $JITTER\n";#d#
		4150	}
3257	},	4151	}
3258	);	4152	}
3259		4153
3260	{	4154	{
3261	BDB::max_poll_time $TICK * 0.1;	4155	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	4156
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	4157	BDB::min_parallel 16;
3271		4158	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	4159	$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		4160
3287	unless ($DB_ENV) {	4161	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	4162	$DB_ENV = BDB::db_env_create;
		4163	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4164	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4165	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4166	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4167	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		4168
3290	cf::sync_job {	4169	cf::sync_job {
3291	eval {	4170	eval {
3292	BDB::db_env_open	4171	BDB::db_env_open
3293	$DB_ENV,	4172	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4174	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4175	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4176	0666;
3298		4177
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4178	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	4179	};
3304		4180
3305	cf::cleanup "db_env_open(db): $@" if $@;	4181	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4182	};
3307	}	4183	}
		4184
		4185	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4186	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4187	};
		4188	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4189	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4190	};
		4191	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4192	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4193	};
3308	}	4194	}
3309		4195
3310	{	4196	{
		4197	# configure IO::AIO
		4198
3311	IO::AIO::min_parallel 8;	4199	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4200	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4201	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	4202	}
3324		4203
3325	my $_log_backtrace;	4204	our $_log_backtrace;
		4205	our $_log_backtrace_last;
3326		4206
3327	sub _log_backtrace {	4207	sub _log_backtrace {
3328	my ($msg, @addr) = @_;	4208	my ($msg, @addr) = @_;
3329		4209
3330	$msg =~ s/\n//;	4210	$msg =~ s/\n$//;
3331		4211
		4212	if ($_log_backtrace_last eq $msg) {
		4213	LOG llevInfo, "[ABT] $msg\n";
		4214	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3332	# limit the # of concurrent backtraces	4215	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4216	} elsif ($_log_backtrace < 2) {
		4217	$_log_backtrace_last = $msg;
3334	++$_log_backtrace;	4218	++$_log_backtrace;
		4219	my $perl_bt = Carp::longmess $msg;
3335	async {	4220	async {
		4221	$Coro::current->{desc} = "abt $msg";
		4222
3336	my @bt = fork_call {	4223	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4224	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4225	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4226	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4227	or die "addr2line: $!";
…		…
3348	}	4235	}
3349		4236
3350	@funcs	4237	@funcs
3351	};	4238	};
3352		4239
3353	LOG llevInfo, "[ABT] $msg\n";	4240	LOG llevInfo, "[ABT] $perl_bt\n";
		4241	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4242	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4243	--$_log_backtrace;
3356	};	4244	};
3357	} else {	4245	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4246	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4247	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3360	}	4248	}
3361	}	4249	}
3362		4250
3363	# load additional modules	4251	# load additional modules
3364	use cf::pod;	4252	require "cf/$_.pm" for @EXTRA_MODULES;
		4253	cf::_connect_to_perl_2;
3365		4254
3366	END { cf::emergency_save }	4255	END { cf::emergency_save }
3367		4256
3368	1	4257	1
3369		4258

Diff Legend

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