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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.307 by root, Sun Jul 15 22:39:48 2007 UTC vs.
Revision 1.565 by root, Sat Apr 30 05:41:17 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
		248	=item @cf::INVOKE_RESULTS
		249
		250	This array contains the results of the last C<invoke ()> call. When
		251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		252	that call.
		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
172	=back	260	=back
173		261
174	=cut	262	=cut
175		263
176	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
177	*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 {
178	my $msg = join "", @_;	271	my $msg = join "", @_;
179		272
180	$msg .= "\n"	273	$msg .= "\n"
181	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
182		275
183	$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;
184		277
185	utf8::encode $msg;
186	LOG llevError, $msg;	278	LOG llevWarn, $msg;
187	};	279	};
188	}	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	};
189		294
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	305	for my $pkg (qw(
201	cf::global cf::attachable	306	cf::global cf::attachable
202	cf::object cf::object::player	307	cf::object cf::object::player
203	cf::client cf::player	308	cf::client cf::player
204	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
205	cf::map cf::party cf::region	311	cf::party cf::region
206	)) {	312	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	314	}
210		315
211	$Event::DIED = sub {	316	$EV::DIED = sub {
212	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
213	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
214		324
215	#############################################################################	325	#############################################################################
216		326
217	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
218		328
…		…
239	$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;
240	$d	350	$d
241	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
242	}	352	}
243		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
244	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
245		369
246	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
247		371
248	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
249		373
250	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
251		375
252	=cut	376	=cut
253		377
254	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
255		379
256	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
257	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	}
258		444
259	=item cf::lock_wait $string	445	=item cf::lock_wait $string
260		446
261	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
262		448
263	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
264		450
265	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
266	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,
267	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
268	returned.	454	returned.
269		455
		456	Locks are *not* recursive, locking from the same coro twice results in a
		457	deadlocked coro.
		458
270	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
271	uses map_find and cf::map::load uses map_load).	460	uses map_find and cf::map::load uses map_load).
272		461
273	=item $locked = cf::lock_active $string	462	=item $locked = cf::lock_active $string
274		463
275	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.
276		465
277	=cut	466	=cut
278		467
279	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
280		469
281	sub lock_wait($) {	470	sub lock_wait($) {
282	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	472	}
290		473
291	sub lock_acquire($) {	474	sub lock_acquire($) {
292	my ($key) = @_;	475	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	476	}
304		477
305	sub lock_active($) {	478	sub lock_active($) {
306	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	480	}
310		481
311	sub freeze_mainloop {	482	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
313		484
314	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
315	$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	}
316	};	556	}
317	$TICK_WATCHER->stop;	557	};
318	$guard	558
		559	sub get_slot($;$$) {
		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;
319	}	572	}
320		573
321	=item cf::async { BLOCK }	574	=item cf::async { BLOCK }
322		575
323	Currently the same as Coro::async_pool, meaning you cannot use	576	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		581
329	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
330		583
331	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
332		585
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
334	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
335	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
336	acceptable.	589	acceptable.
337		590
338	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
339	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
…		…
343	=cut	596	=cut
344		597
345	sub sync_job(&) {	598	sub sync_job(&) {
346	my ($job) = @_;	599	my ($job) = @_;
347		600
348	if ($Coro::current == $Coro::main) {	601	if (in_main) {
349	my $time = Event::time;	602	my $time = AE::time;
350		603
351	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
353		606
354	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	608
356	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
357		610
358	my $busy = 1;	611	my $busy = 1;
359	my @res;	612	my @res;
360		613
361	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	616	@res = eval { $job->() };
363	warn $@ if $@;	617	error $@ if $@;
364	undef $busy;	618	undef $busy;
365	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
366		620
367	while ($busy) {	621	while ($busy) {
368	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
369	}	626	}
		627	}
370		628
371	$time = Event::time - $time;	629	my $time = AE::time - $time;
372		630
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
377		632
378	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
379	} else {	634	} else {
380	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
381		636
…		…
401	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
402		657
403	$coro	658	$coro
404	}	659	}
405		660
406	=item fork_call { }, $args	661	=item fork_call { }, @args
407		662
408	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
409	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
410	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
411	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
412		667
413	=cut	668	=cut
414		669
415	sub _store_scalar {	670	sub post_fork {
416	open my $fh, ">", \my $buf	671	reset_signals;
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}	672	}
423		673
424	sub fork_call(&@) {	674	sub fork_call(&@) {
425	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
426		676
427	# 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,
428	# or die "socketpair: $!";	678	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	679	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		680
432	if (my $pid = fork) {	681	my @res = Coro::Util::fork_eval {
433	close $fh2;	682	cf::post_fork;
		683	&$cb
		684	} @args;
434		685
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	686	wantarray ? @res : $res[-1]
436	warn "pst<$res>" unless $res =~ /^pst/;	687	}
437	$res = Coro::Storable::thaw $res;
438		688
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	689	sub objinfo {
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;
446	local $SIG{__WARN__};
447	local $SIG{__DIE__};
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453
454	eval {
455	close $fh1;
456
457	my @res = eval { $cb->(@args) };
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	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
466	}	725	}
467		726
468	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
469		728
470	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
473		732
474	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
475	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).
476		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
477	=cut	741	=cut
		742
		743	sub db_table($) {
		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	}
478		762
479	our $DB;	763	our $DB;
480		764
481	sub db_init {	765	sub db_init {
482	unless ($DB) {	766	$DB ||= db_table "db";
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {
486	eval {
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}
496	}	767	}
497		768
498	sub db_get($$) {	769	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
500		771
501	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
502	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
503		776
504	$! ? ()	777	$! ? ()
505	: $data	778	: $data
506	}
507	}	779	}
508		780
509	sub db_put($$$) {	781	sub db_put($$$) {
510	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
511	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
539		811
540	my @data;	812	my @data;
541	my $md5;	813	my $md5;
542		814
543	for (0 .. $#$src) {	815	for (0 .. $#$src) {
544	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
545	or Carp::croak "$src->[$_]: $!";
546	}	817	}
547		818
548	# if processing is expensive, check	819	# if processing is expensive, check
549	# checksum first	820	# checksum first
550	if (1) {	821	if (1) {
551	$md5 =	822	$md5 =
552	join "\x00",	823	join "\x00",
553	$processversion,	824	$processversion,
554	map {	825	map {
555	Coro::cede;	826	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	828	} 0.. $#$src;
558		829
559		830
560	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
567		838
568	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
569	my $data = $process->(\@data);	840	my $data = $process->(\@data);
570	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
571		842
572	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
573		844
574	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
575	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
576	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
577		848
…		…
587		858
588	=cut	859	=cut
589		860
590	sub datalog($@) {	861	sub datalog($@) {
591	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
592	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
593	}	864	}
594		865
595	=back	866	=back
596		867
597	=cut	868	=cut
598		869
599	#############################################################################	870	#############################################################################
600		871
601	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
602		873
603	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
604	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")
605	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
606		877
607	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>
608	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
609	Crossfire TRT).	880	Deliantra).
610		881
611	=over 4	882	=over 4
612		883
613	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
614		885
…		…
658	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
659		930
660	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
662		933
663	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
664	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.
665		936
666	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
667		938
668	=over 4	939	=over 4
…		…
792		1063
793	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
794	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
795		1066
796	} elsif (ref $type) {	1067	} elsif (ref $type) {
797	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
798		1069
799	} else {	1070	} else {
800	shift @arg;	1071	shift @arg;
801	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
802	}	1073	}
803	}	1074	}
804	}	1075	}
805		1076
806	sub _object_attach {	1077	sub _object_attach {
…		…
816	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
817	}	1088	}
818		1089
819	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
820	} else {	1091	} else {
821	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
822	}	1093	}
823		1094
824	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
825	}	1096	}
826		1097
…		…
866	";	1137	";
867	die if $@;	1138	die if $@;
868	}	1139	}
869		1140
870	our $override;	1141	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1142	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1143
873	sub override {	1144	sub override {
874	$override = 1;	1145	$override = 1;
875	@invoke_results = ();	1146	@INVOKE_RESULTS = (@_);
876	}	1147	}
877		1148
878	sub do_invoke {	1149	sub do_invoke {
879	my $event = shift;	1150	my $event = shift;
880	my $callbacks = shift;	1151	my $callbacks = shift;
881		1152
882	@invoke_results = ();	1153	@INVOKE_RESULTS = ();
883		1154
884	local $override;	1155	local $override;
885		1156
886	for (@$callbacks) {	1157	for (@$callbacks) {
887	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
888		1159
889	if ($@) {	1160	if ($@) {
890	warn "$@";
891	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
892	override;	1162	override;
893	}	1163	}
894		1164
895	return 1 if $override;	1165	return 1 if $override;
896	}	1166	}
897		1167
898	0	1168	0
899	}	1169	}
900		1170
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1172
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1174
905	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
906		1176
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1177	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1178	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1179	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1180
911	=back	1181	=back
912		1182
913	=cut	1183	=cut
914		1184
915	#############################################################################	1185	#############################################################################
916	# object support	1186	# object support
		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 $SLOW_MERGES;#d#
		1221	sub _can_merge {
		1222	my ($ob1, $ob2) = @_;
		1223
		1224	++$SLOW_MERGES;#d#
		1225
		1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
		1228	}
917		1229
918	sub reattach {	1230	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1232	my ($obj) = @_;
921		1233
		1234	# no longer needed after getting rid of delete_package?
922	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
923		1236
924	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
925		1238
926	@$registry = ();	1239	@$registry = ();
927		1240
…		…
932	for (@$attach) {	1245	for (@$attach) {
933	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
934	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
935	}	1248	}
936	} else {	1249	} else {
937	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
938	}	1251	}
939	}	1252	}
940	}	1253	}
941		1254
942	cf::attachable->attach (	1255	cf::attachable->attach (
943	prio => -1000000,	1256	prio => -1000000,
944	on_instantiate => sub {	1257	on_instantiate => sub {
945	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
946		1259
947	$data = from_json $data;	1260	$data = decode_json $data;
948		1261
949	for (@$data) {	1262	for (@$data) {
950	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
951		1264
952	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1281	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
970		1283
971	sync_job {	1284	sync_job {
972	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
975		1290
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	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	}
980	close $fh;	1298	aio_close $fh;
981		1299
982	if (@$objs) {	1300	if (@$objs) {
983	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) {
984	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
987	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	}
988	close $fh;	1309	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
990	}	1311	}
991	} else {	1312	} else {
992	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
993	}	1314	}
994		1315
995	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1320	} else {
997	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
998	}	1322	}
999	} else {	1323	} else {
1000	aio_unlink $filename;	1324	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1002	}	1326	}
1003	}	1327	};
1004	}	1328	}
1005		1329
1006	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1008		1332
…		…
1020	or return;	1344	or return;
1021		1345
1022	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1348	or return;
		1349
1025	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1026	}	1352	}
1027		1353
		1354	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1030	return ($data, $av);	1359	($data, $av)
1031	}	1360	}
1032		1361
1033	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1034		1363
1035	=over 4	1364	=over 4
…		…
1089	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1090		1419
1091	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1092	}	1421	}
1093		1422
		1423	use File::Glob ();
		1424
1094	cf::player->attach (	1425	cf::player->attach (
1095	on_command => sub {	1426	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1097		1428
1098	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1099	or return;	1430	or return;
1100		1431
…		…
1108	my ($pl, $buf) = @_;	1439	my ($pl, $buf) = @_;
1109		1440
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1441	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1442
1112	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
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1451	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1452	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1453	}
		1454
		1455	$pl->ext_reply ($reply, @reply)
		1456	if $reply;
		1457
1118	} else {	1458	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1460	}
1121		1461
1122	cf::override;	1462	cf::override;
1123	},	1463	},
1124	);	1464	);
1125		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
1126	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1127	cf::sync_job {	1482	cf::sync_job {
1128	my %todo;	1483	my %todo;
1129		1484
1130	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1131	next unless -r $path;	1486	next unless -r $path;
…		…
1149		1504
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1507
1153	$ext{source} =	1508	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1155	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1156	. $source	1511	. $source
1157	. "\n};\n1";	1512	. "\n};\n1";
1158		1513
1159	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1160	}	1515	}
1161		1516
		1517	my $pass = 0;
1162	my %done;	1518	my %done;
1163	while (%todo) {	1519	while (%todo) {
1164	my $progress;	1520	my $progress;
1165		1521
		1522	++$pass;
		1523
		1524	ext:
1166	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1527	next ext
1169	unless exists $done{$_};	1528	unless exists $done{$_};
1170	}	1529	}
1171		1530
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1532
1174	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1179	warn $msg;	1540
1180	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1542	delete $todo{$k};
1182	}	1543	} else {
1183		1544	$done{$k} = delete $todo{$k};
1184	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1185	}	1550	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1551	}
1191		1552
1192	skip:	1553	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	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	}
1195	}	1563	}
1196	};	1564	};
1197	}	1565	}
1198		1566
1199	#############################################################################	1567	#############################################################################
1200		1568
1201	=back	1569	=back
1202		1570
1203	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1204		1572
1205	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1206		1574
1207	=cut	1575	=cut
1208		1576
1209	package cf::player;	1577	package cf::player;
1210		1578
1211	use Coro::AIO;	1579	use Coro::AIO;
1212		1580
1213	=head3 cf::player	1581	=head3 cf::player
1214		1582
1215	=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	}
1216		1598
1217	=item cf::player::find $login	1599	=item cf::player::find $login
1218		1600
1219	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1220		1602
…		…
1239		1621
1240	sub exists($) {	1622	sub exists($) {
1241	my ($login) = @_;	1623	my ($login) = @_;
1242		1624
1243	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1245	}	1627	}
1246		1628
1247	sub find($) {	1629	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1631	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1642
1261	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1262	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;
1263	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1264	}	1652	}
1265	}	1653	}
1266	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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	);
1267		1668
1268	sub save($) {	1669	sub save($) {
1269	my ($pl) = @_;	1670	my ($pl) = @_;
1270		1671
1271	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1277		1678
1278	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1280		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
1281	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1282	Coro::cede;	1688	cf::cede_to_tick;
1283	}	1689	}
1284		1690
1285	sub new($) {	1691	sub new($) {
1286	my ($login) = @_;	1692	my ($login) = @_;
1287		1693
…		…
1293	$cf::PLAYER{$login} = $self;	1699	$cf::PLAYER{$login} = $self;
1294		1700
1295	$self	1701	$self
1296	}	1702	}
1297		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
1298	=item $pl->quit_character	1714	=item $pl->quit_character
1299		1715
1300	Nukes the player without looking back. If logged in, the connection will	1716	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1717	be destroyed. May block for a long time.
1302		1718
…		…
1306	my ($pl) = @_;	1722	my ($pl) = @_;
1307		1723
1308	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1309		1725
1310	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1311	$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
1312		1728
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1314	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1316	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1317		1737
1318	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1320	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1355	or return [];	1775	or return [];
1356		1776
1357	my @logins;	1777	my @logins;
1358		1778
1359	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") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1363		1789
1364	utf8::decode $login;	1790	utf8::decode $login;
1365	push @logins, $login;	1791	push @logins, $login;
1366	}	1792	}
1367		1793
1368	\@logins	1794	\@logins
1369	}	1795	}
1370		1796
1371	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1372		1800
1373	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1374	player. May block.	1802	player. May block.
1375		1803
1376	=cut	1804	=cut
…		…
1394	}	1822	}
1395		1823
1396	\@paths	1824	\@paths
1397	}	1825	}
1398		1826
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1828
1401	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1402		1830
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1831	=item $player->ext_reply ($msgid, @msg)
1450		1832
1451	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1452		1834
1453	=cut	1835	=cut
1454		1836
1455	sub ext_reply($$%) {	1837	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1838	my ($self, $id, @msg) = @_;
1457		1839
1458	$msg{msgid} = $id;	1840	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1841	}
1461		1842
1462	=item $player->ext_event ($type, %msg)	1843	=item $player->ext_msg ($type, @msg)
1463		1844
1464	Sends an ext event to the client.	1845	Sends an ext event to the client.
1465		1846
1466	=cut	1847	=cut
1467		1848
1468	sub ext_event($$%) {	1849	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1850	my ($self, $type, @msg) = @_;
1470		1851
1471	$self->ns->ext_event ($type, %msg);	1852	$self->ns->ext_msg ($type, @msg);
1472	}	1853	}
1473		1854
1474	=head3 cf::region	1855	=head3 cf::region
1475		1856
1476	=over 4	1857	=over 4
…		…
1485		1866
1486	=cut	1867	=cut
1487		1868
1488	sub find_by_path($) {	1869	sub find_by_path($) {
1489	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1490		1873
1491	my ($match, $specificity);	1874	my ($match, $specificity);
1492		1875
1493	for my $region (list) {	1876	for my $region (list) {
1494	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1520	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1522		1905
1523	sub generate_random_map {	1906	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1525	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1526	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1534	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1535	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1536	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1537	(cf::region::find $rmp->{region}), $rmp->{custom}
1538	)
1539	}	1912	}
1540		1913
1541	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1542		1915
1543	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
…		…
1548		1921
1549	sub register {	1922	sub register {
1550	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	1924	my $pkg = caller;
1552		1925
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		1927
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	1929	}
1558		1930
1559	# also paths starting with '/'	1931	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		1933
1562	sub thawer_merge {	1934	sub thawer_merge {
1563	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1564		1936
1565	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1570	}	1942	}
1571		1943
1572	sub normalise {	1944	sub normalise {
1573	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1574		1946
1575	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1576		1948
1577	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1578		1950
1579	# map plan:	1951	# map plan:
1580	#	1952	#
…		…
1582	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1583	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1584	# ?random/... random maps	1956	# ?random/... random maps
1585	# /... normal maps	1957	# /... normal maps
1586	# ~user/... per-player map of a specific user	1958	# ~user/... per-player map of a specific user
		1959	# !up !down for quad maps, or other maps with up/down layers
1587		1960
1588	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1589		1962
1590	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1591	# something that looks reasonable	1964	# something that looks reasonable
1592	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1593	$base or Carp::carp "normalise called with relative path and no base: '$path'";	1966	$base or Carp::carp "normalise called with relative path and no base: '$path'";
1594		1967
1595	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1596	$path = "$base/$path";	1969	$path = "$base/$path";
		1970
		1971	} elsif ($path eq '!up') {
		1972	$base && ref $base
		1973	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1974
		1975	my $uppth = $base->tile_path (cf::TILE_UP);
		1976	$path = $uppth if $uppth;
		1977
		1978	} elsif ($path eq '!down') {
		1979	$base && ref $base
		1980	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1981
		1982	my $dpth = $base->tile_path (cf::TILE_DOWN);
		1983	$path = $dpth if $dpth;
1597	}	1984	}
1598		1985
1599	for ($path) {	1986	for ($path) {
1600	redo if s{//}{/};
1601	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1602	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1603	}	1989	}
1604		1990
1605	$path	1991	$path
…		…
1619	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1620	return $self;	2006	return $self;
1621	}	2007	}
1622	}	2008	}
1623		2009
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1625	()	2011	()
1626	}	2012	}
1627		2013
		2014	# may re-bless or do other evil things
1628	sub init {	2015	sub init {
1629	my ($self) = @_;	2016	my ($self) = @_;
1630		2017
1631	$self	2018	$self
1632	}	2019	}
…		…
1651		2038
1652	# the temporary/swap location	2039	# the temporary/swap location
1653	sub save_path {	2040	sub save_path {
1654	my ($self) = @_;	2041	my ($self) = @_;
1655		2042
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2043	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	2044	"$TMPDIR/$path.map"
1658	}	2045	}
1659		2046
1660	# the unique path, undef == no special unique path	2047	# the unique path, undef == no special unique path
1661	sub uniq_path {	2048	sub uniq_path {
1662	my ($self) = @_;	2049	my ($self) = @_;
1663		2050
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2051	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	2052	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	2053	}
1676		2054
1677	sub decay_objects {	2055	sub decay_objects {
1678	my ($self) = @_;	2056	my ($self) = @_;
1679		2057
…		…
1692		2070
1693	sub load_header_from($) {	2071	sub load_header_from($) {
1694	my ($self, $path) = @_;	2072	my ($self, $path) = @_;
1695		2073
1696	utf8::encode $path;	2074	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	2075	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	2076	or return;
		2077
		2078	$self->_load_header ($f)
		2079	or return;
		2080
		2081	local $MAP_LOADING{$self->{path}} = $self;
		2082	$f->resolve_delayed_derefs;
1702		2083
1703	$self->{load_path} = $path;	2084	$self->{load_path} = $path;
1704		2085
1705	1	2086	1
1706	}	2087	}
…		…
1758		2139
1759	sub find;	2140	sub find;
1760	sub find {	2141	sub find {
1761	my ($path, $origin) = @_;	2142	my ($path, $origin) = @_;
1762		2143
		2144	cf::cede_to_tick;
		2145
1763	$path = normalise $path, $origin && $origin->path;	2146	$path = normalise $path, $origin;
1764		2147
		2148	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2149	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2150
1767	$cf::MAP{$path} || do {	2151	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2152	my $map = new_from_path cf::map $path
1770	or return;	2153	or return;
1771		2154
1772	$map->{last_save} = $cf::RUNTIME;	2155	$map->{last_save} = $cf::RUNTIME;
1773		2156
…		…
1775	or return;	2158	or return;
1776		2159
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2160	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2161	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2162	#$cf::WAIT_FOR_TICK->wait;
		2163	undef $guard2;
		2164	undef $guard1;
1780	$map->reset;	2165	$map->reset;
1781	undef $guard;
1782	return find $path;	2166	return find $path;
1783	}	2167	}
1784		2168
1785	$cf::MAP{$path} = $map	2169	$cf::MAP{$path} = $map
1786	}	2170	}
1787	}	2171	}
1788		2172
1789	sub pre_load { }	2173	sub pre_load { }
1790	sub post_load { }	2174	#sub post_load { } # XS
1791		2175
1792	sub load {	2176	sub load {
1793	my ($self) = @_;	2177	my ($self) = @_;
1794		2178
1795	local $self->{deny_reset} = 1; # loading can take a long time	2179	local $self->{deny_reset} = 1; # loading can take a long time
1796		2180
1797	my $path = $self->{path};	2181	my $path = $self->{path};
1798		2182
1799	{	2183	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2184	my $guard = cf::lock_acquire "map_data:$path";
1801		2185
		2186	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2187	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2188
1804	$self->in_memory (cf::MAP_LOADING);	2189	$self->in_memory (cf::MAP_LOADING);
1805		2190
1806	$self->alloc;	2191	$self->alloc;
1807		2192
1808	$self->pre_load;	2193	$self->pre_load;
1809	Coro::cede;	2194	cf::cede_to_tick;
1810		2195
1811	$self->_load_objects ($self->{load_path}, 1)	2196	if (exists $self->{load_path}) {
		2197	my $f = new_from_file cf::object::thawer $self->{load_path};
		2198	$f->skip_block;
		2199	$self->_load_objects ($f)
1812	or return;	2200	or return;
1813		2201
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2202	$self->post_load_original
1815	if delete $self->{load_original};	2203	if delete $self->{load_original};
1816		2204
1817	if (my $uniq = $self->uniq_path) {	2205	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2206	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2207	unless (aio_stat $uniq) {
		2208	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2209	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2210	$self->_load_objects ($f);
		2211	$f->resolve_delayed_derefs;
		2212	}
		2213	}
1822	}	2214	}
1823	}
1824		2215
1825	Coro::cede;	2216	$f->resolve_delayed_derefs;
		2217	}
		2218
		2219	cf::cede_to_tick;
1826	# now do the right thing for maps	2220	# now do the right thing for maps
1827	$self->link_multipart_objects;	2221	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2222	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2223	unless $self->difficulty;
1830	Coro::cede;	2224	cf::cede_to_tick;
1831		2225
1832	unless ($self->{deny_activate}) {	2226	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2227	$self->decay_objects;
1834	$self->fix_auto_apply;	2228	$self->fix_auto_apply;
1835	$self->update_buttons;	2229	$self->update_buttons;
1836	Coro::cede;	2230	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2231	$self->activate;
1840	}	2232	}
1841		2233
		2234	$self->{last_save} = $cf::RUNTIME;
		2235	$self->last_access ($cf::RUNTIME);
		2236
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2237	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2238	}
1844		2239
1845	$self->post_load;	2240	$self->post_load;
1846	}
1847		2241
		2242	1
		2243	}
		2244
		2245	# customize the map for a given player, i.e.
		2246	# return the _real_ map. used by e.g. per-player
		2247	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2248	sub customise_for {
1849	my ($self, $ob) = @_;	2249	my ($self, $ob) = @_;
1850		2250
1851	return find "~" . $ob->name . "/" . $self->{path}	2251	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2252	if $self->per_player;
…		…
1856		2256
1857	$self	2257	$self
1858	}	2258	}
1859		2259
1860	# find and load all maps in the 3x3 area around a map	2260	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2261	sub load_neighbours {
1862	my ($map) = @_;	2262	my ($map) = @_;
1863		2263
1864	my @diag; # diagonal neighbours	2264	my @neigh; # diagonal neighbours
1865		2265
1866	for (0 .. 3) {	2266	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2267	my $neigh = $map->tile_path ($_)
1868	or next;	2268	or next;
1869	$neigh = find $neigh, $map	2269	$neigh = find $neigh, $map
1870	or next;	2270	or next;
1871	$neigh->load;	2271	$neigh->load;
1872		2272
		2273	# now find the diagonal neighbours
		2274	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2275	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2276	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2277	}
1876		2278
1877	for (@diag) {	2279	for (grep defined $_->[0], @neigh) {
		2280	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2281	my $neigh = find $path, $origin
1879	or next;	2282	or next;
1880	$neigh->load;	2283	$neigh->load;
1881	}	2284	}
1882	}	2285	}
1883		2286
1884	sub find_sync {	2287	sub find_sync {
1885	my ($path, $origin) = @_;	2288	my ($path, $origin) = @_;
1886		2289
1887	cf::sync_job { find $path, $origin }	2290	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2291	if $Coro::current == $Coro::main;
		2292
		2293	find $path, $origin
1888	}	2294	}
1889		2295
1890	sub do_load_sync {	2296	sub do_load_sync {
1891	my ($map) = @_;	2297	my ($map) = @_;
1892		2298
1893	cf::sync_job { $map->load };	2299	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2300	if $Coro::current == $Coro::main;
		2301
		2302	$map->load;
1894	}	2303	}
1895		2304
1896	our %MAP_PREFETCH;	2305	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2306	our $MAP_PREFETCHER = undef;
1898		2307
1899	sub find_async {	2308	sub find_async {
1900	my ($path, $origin) = @_;	2309	my ($path, $origin, $load) = @_;
1901		2310
1902	$path = normalise $path, $origin && $origin->{path};	2311	$path = normalise $path, $origin;
1903		2312
1904	if (my $map = $cf::MAP{$path}) {	2313	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2314	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2315	}
1907		2316
1908	undef $MAP_PREFETCH{$path};	2317	$MAP_PREFETCH{$path} |= $load;
		2318
1909	$MAP_PREFETCHER ||= cf::async {	2319	$MAP_PREFETCHER ||= cf::async {
		2320	$Coro::current->{desc} = "map prefetcher";
		2321
1910	while (%MAP_PREFETCH) {	2322	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2323	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2324	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2325	$map->load if $v;
		2326	}
1915		2327
1916	delete $MAP_PREFETCH{$path};	2328	delete $MAP_PREFETCH{$k};
1917	}	2329	}
1918	}	2330	}
1919	undef $MAP_PREFETCHER;	2331	undef $MAP_PREFETCHER;
1920	};	2332	};
1921	$MAP_PREFETCHER->prio (6);	2333	$MAP_PREFETCHER->prio (6);
1922		2334
1923	()	2335	()
1924	}	2336	}
1925		2337
		2338	# common code, used by both ->save and ->swapout
1926	sub save {	2339	sub _save {
1927	my ($self) = @_;	2340	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2341
1931	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
1932		2343
1933	return unless $self->dirty;	2344	return unless $self->dirty;
1934		2345
…		…
1940	return if $self->{deny_save};	2351	return if $self->{deny_save};
1941		2352
1942	local $self->{last_access} = $self->last_access;#d#	2353	local $self->{last_access} = $self->last_access;#d#
1943		2354
1944	cf::async {	2355	cf::async {
		2356	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2357	$_->contr->save for $self->players;
1946	};	2358	};
		2359
		2360	cf::get_slot 0.02;
1947		2361
1948	if ($uniq) {	2362	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2363	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2364	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2365	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2366	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2367	}
1954	}	2368	}
1955		2369
		2370	sub save {
		2371	my ($self) = @_;
		2372
		2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2374
		2375	$self->_save;
		2376	}
		2377
1956	sub swap_out {	2378	sub swap_out {
1957	my ($self) = @_;	2379	my ($self) = @_;
1958		2380
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2381	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2382
		2383	return if $self->in_memory != cf::MAP_ACTIVE;
		2384	return if $self->{deny_save};
1964	return if $self->players;	2385	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2386
		2387	# first deactivate the map and "unlink" it from the core
		2388	$self->deactivate;
		2389	$_->clear_links_to ($self) for values %cf::MAP;
		2390	$self->in_memory (cf::MAP_SWAPPED);
		2391
		2392	# then atomically save
		2393	$self->_save;
		2394
		2395	# then free the map
1968	$self->clear;	2396	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2397	}
1971		2398
1972	sub reset_at {	2399	sub reset_at {
1973	my ($self) = @_;	2400	my ($self) = @_;
1974		2401
…		…
1992		2419
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2420	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2421
1995	return if $self->players;	2422	return if $self->players;
1996		2423
1997	warn "resetting map ", $self->path;	2424	cf::trace "resetting map ", $self->path, "\n";
1998		2425
1999	$self->in_memory (cf::MAP_SWAPPED);	2426	$self->in_memory (cf::MAP_SWAPPED);
2000		2427
2001	# need to save uniques path	2428	# need to save uniques path
2002	unless ($self->{deny_save}) {	2429	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2433	if $uniq;
2007	}	2434	}
2008		2435
2009	delete $cf::MAP{$self->path};	2436	delete $cf::MAP{$self->path};
2010		2437
		2438	$self->deactivate;
		2439	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2440	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2441
2015	$self->unlink_save;	2442	$self->unlink_save;
2016	$self->destroy;	2443	$self->destroy;
2017	}	2444	}
2018		2445
2019	my $nuke_counter = "aaaa";	2446	my $nuke_counter = "aaaa";
2020		2447
2021	sub nuke {	2448	sub nuke {
2022	my ($self) = @_;	2449	my ($self) = @_;
2023		2450
		2451	{
		2452	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2453
2024	delete $cf::MAP{$self->path};	2454	delete $cf::MAP{$self->path};
2025		2455
2026	$self->unlink_save;	2456	$self->unlink_save;
2027		2457
2028	bless $self, "cf::map";	2458	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2459	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2460	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2461	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2462	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2463
2034	$cf::MAP{$self->path} = $self;	2464	$cf::MAP{$self->path} = $self;
		2465	}
2035		2466
2036	$self->reset; # polite request, might not happen	2467	$self->reset; # polite request, might not happen
2037	}	2468	}
2038		2469
2039	=item $maps = cf::map::tmp_maps	2470	=item $maps = cf::map::tmp_maps
…		…
2081		2512
2082	sub unique_maps() {	2513	sub unique_maps() {
2083	[	2514	[
2084	map {	2515	map {
2085	utf8::decode $_;	2516	utf8::decode $_;
2086	/\.map$/	2517	s/\.map$//; # TODO future compatibility hack
		2518	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2519	? ()
2087	? normalise $_	2520	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2521	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2522	]
2091	}	2523	}
2092		2524
2093	package cf;	2525	=item cf::map::static_maps
		2526
		2527	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2528	file in the shared directory excluding F</styles> and F</editor>). May
		2529	block.
		2530
		2531	=cut
		2532
		2533	sub static_maps() {
		2534	my @dirs = "";
		2535	my @maps;
		2536
		2537	while (@dirs) {
		2538	my $dir = shift @dirs;
		2539
		2540	next if $dir eq "/styles" || $dir eq "/editor";
		2541
		2542	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2543	or return;
		2544
		2545	for (@$files) {
		2546	s/\.map$// or next;
		2547	utf8::decode $_;
		2548	push @maps, "$dir/$_";
		2549	}
		2550
		2551	push @dirs, map "$dir/$_", @$dirs;
		2552	}
		2553
		2554	\@maps
		2555	}
2094		2556
2095	=back	2557	=back
2096		2558
2097	=head3 cf::object	2559	=head3 cf::object
2098		2560
…		…
2102		2564
2103	=over 4	2565	=over 4
2104		2566
2105	=item $ob->inv_recursive	2567	=item $ob->inv_recursive
2106		2568
2107	Returns the inventory of the object _and_ their inventories, recursively.	2569	Returns the inventory of the object I<and> their inventories, recursively,
		2570	but I<not> the object itself.
2108		2571
2109	=cut	2572	=cut
2110		2573
2111	sub inv_recursive_;	2574	sub inv_recursive_;
2112	sub inv_recursive_ {	2575	sub inv_recursive_ {
…		…
2115		2578
2116	sub inv_recursive {	2579	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2580	inv_recursive_ inv $_[0]
2118	}	2581	}
2119		2582
		2583	=item $ref = $ob->ref
		2584
		2585	Creates and returns a persistent reference to an object that can be stored as a string.
		2586
		2587	=item $ob = cf::object::deref ($refstring)
		2588
		2589	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2590	even if the object actually exists. May block.
		2591
		2592	=cut
		2593
		2594	sub deref {
		2595	my ($ref) = @_;
		2596
		2597	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2598	my ($uuid, $name) = ($1, $2);
		2599	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2600	or return;
		2601	$pl->ob->uuid eq $uuid
		2602	or return;
		2603
		2604	$pl->ob
		2605	} else {
		2606	warn "$ref: cannot resolve object reference\n";
		2607	undef
		2608	}
		2609	}
		2610
2120	package cf;	2611	package cf;
2121		2612
2122	=back	2613	=back
2123		2614
2124	=head3 cf::object::player	2615	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2621	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2622	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2623	dialogue with the given NPC character.
2133		2624
2134	=cut	2625	=cut
		2626
		2627	our $SAY_CHANNEL = {
		2628	id => "say",
		2629	title => "Map",
		2630	reply => "say ",
		2631	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2632	};
		2633
		2634	our $CHAT_CHANNEL = {
		2635	id => "chat",
		2636	title => "Chat",
		2637	reply => "chat ",
		2638	tooltip => "Player chat and shouts, global to the server.",
		2639	};
2135		2640
2136	# rough implementation of a future "reply" method that works	2641	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2642	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2643	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2644	sub cf::object::player::reply($$$;$) {
…		…
2146		2651
2147	} else {	2652	} else {
2148	my $pl = $self->contr;	2653	my $pl = $self->contr;
2149		2654
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2655	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2656	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2657	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2658
2159	} else {	2659	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2660	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2661	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2662	}
2163	}	2663	}
		2664	}
		2665
		2666	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2667
		2668	=cut
		2669
		2670	sub cf::object::send_msg {
		2671	my $pl = shift->contr
		2672	or return;
		2673	$pl->send_msg (@_);
2164	}	2674	}
2165		2675
2166	=item $player_object->may ("access")	2676	=item $player_object->may ("access")
2167		2677
2168	Returns wether the given player is authorized to access resource "access"	2678	Returns wether the given player is authorized to access resource "access"
…		…
2181		2691
2182	=item $player_object->enter_link	2692	=item $player_object->enter_link
2183		2693
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2694	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2695
2186	The player should be reasonably safe there for short amounts of time. You	2696	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2697	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2698	though, as the player cannot control the character while it is on the link
		2699	map.
2188		2700
2189	Will never block.	2701	Will never block.
2190		2702
2191	=item $player_object->leave_link ($map, $x, $y)	2703	=item $player_object->leave_link ($map, $x, $y)
2192		2704
…		…
2212	sub cf::object::player::enter_link {	2724	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2725	my ($self) = @_;
2214		2726
2215	$self->deactivate_recursive;	2727	$self->deactivate_recursive;
2216		2728
		2729	++$self->{_link_recursion};
		2730
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2731	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2732
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2733	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2734	if $self->map && $self->map->{path} ne "{link}";
2221		2735
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2736	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2737	}
2224		2738
2225	sub cf::object::player::leave_link {	2739	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2740	my ($self, $map, $x, $y) = @_;
2227		2741
…		…
2244	($x, $y) = (-1, -1)	2758	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2759	unless (defined $x) && (defined $y);
2246		2760
2247	# use -1 or undef as default coordinates, not 0, 0	2761	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2762	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2763	if $x <= 0 && $y <= 0;
2250		2764
2251	$map->load;	2765	$map->load;
2252	$map->load_diag;	2766	$map->load_neighbours;
2253		2767
2254	return unless $self->contr->active;	2768	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2769
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2770	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2771	if ($self->enter_map ($map, $x, $y)) {
2259	}	2772	# entering was successful
		2773	delete $self->{_link_recursion};
		2774	# only activate afterwards, to support waiting in hooks
		2775	$self->activate_recursive;
		2776	}
2260		2777
		2778	}
		2779
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2780	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2781
2263	Moves the player to the given map-path and coordinates by first freezing	2782	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2783	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2784	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position. In either case, $done will	2785	the new (success) or old (failed) map position. In either case, $done will
2267	be called at the end of this process.	2786	be called at the end of this process.
2268		2787
		2788	Note that $check will be called with a potentially non-loaded map, so if
		2789	it needs a loaded map it has to call C<< ->load >>.
		2790
2269	=cut	2791	=cut
2270		2792
2271	our $GOTOGEN;	2793	our $GOTOGEN;
2272		2794
2273	sub cf::object::player::goto {	2795	sub cf::object::player::goto {
2274	my ($self, $path, $x, $y, $check, $done) = @_;	2796	my ($self, $path, $x, $y, $check, $done) = @_;
2275		2797
		2798	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2799	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2800	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2801	($path, $x, $y) = @$EMERGENCY_POSITION;
		2802	}
		2803
2276	# do generation counting so two concurrent goto's will be executed in-order	2804	# do generation counting so two concurrent goto's will be executed in-order
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2805	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2806
2279	$self->enter_link;	2807	$self->enter_link;
2280		2808
2281	(async {	2809	(async {
		2810	$Coro::current->{desc} = "player::goto $path $x $y";
		2811
		2812	# *tag paths override both path and x|y
		2813	if ($path =~ /^\*(.*)$/) {
		2814	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2815	my $ob = $obs[rand @obs];
		2816
		2817	# see if we actually can go there
		2818	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2819	$ob = $obs[rand @obs];
		2820	} else {
		2821	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2822	}
		2823	# else put us there anyways for now #d#
		2824
		2825	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2826	} else {
		2827	($path, $x, $y) = (undef, undef, undef);
		2828	}
		2829	}
		2830
2282	my $map = eval {	2831	my $map = eval {
2283	my $map = cf::map::find $path;	2832	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2284		2833
2285	if ($map) {	2834	if ($map) {
2286	$map = $map->customise_for ($self);	2835	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2836	$map = $check->($map, $x, $y, $self) if $check && $map;
2288	} else {	2837	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2838	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2839	}
2291		2840
2292	$map	2841	$map
2293	};	2842	};
2294		2843
…		…
2300	if ($gen == $self->{_goto_generation}) {	2849	if ($gen == $self->{_goto_generation}) {
2301	delete $self->{_goto_generation};	2850	delete $self->{_goto_generation};
2302	$self->leave_link ($map, $x, $y);	2851	$self->leave_link ($map, $x, $y);
2303	}	2852	}
2304		2853
2305	$done->() if $done;	2854	$done->($self) if $done;
2306	})->prio (1);	2855	})->prio (1);
2307	}	2856	}
2308		2857
2309	=item $player_object->enter_exit ($exit_object)	2858	=item $player_object->enter_exit ($exit_object)
2310		2859
…		…
2330	}	2879	}
2331		2880
2332	sub prepare_random_map {	2881	sub prepare_random_map {
2333	my ($exit) = @_;	2882	my ($exit) = @_;
2334		2883
2335	my $guard = cf::lock_acquire "exit_prepare:$exit";
2336
2337	# all this does is basically replace the /! path by	2884	# all this does is basically replace the /! path by
2338	# a new random map path (?random/...) with a seed	2885	# a new random map path (?random/...) with a seed
2339	# that depends on the exit object	2886	# that depends on the exit object
2340		2887
2341	my $rmp = parse_random_map_params $exit->msg;	2888	my $rmp = parse_random_map_params $exit->msg;
…		…
2343	if ($exit->map) {	2890	if ($exit->map) {
2344	$rmp->{region} = $exit->region->name;	2891	$rmp->{region} = $exit->region->name;
2345	$rmp->{origin_map} = $exit->map->path;	2892	$rmp->{origin_map} = $exit->map->path;
2346	$rmp->{origin_x} = $exit->x;	2893	$rmp->{origin_x} = $exit->x;
2347	$rmp->{origin_y} = $exit->y;	2894	$rmp->{origin_y} = $exit->y;
		2895
		2896	$exit->map->touch;
2348	}	2897	}
2349		2898
2350	$rmp->{random_seed} ||= $exit->random_seed;	2899	$rmp->{random_seed} ||= $exit->random_seed;
2351		2900
2352	my $data = cf::to_json $rmp;	2901	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2353	my $md5 = Digest::MD5::md5_hex $data;	2902	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2903	my $meta = "$RANDOMDIR/$md5.meta";
2355		2904
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2905	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2906	aio_write $fh, 0, (length $data), $data, 0;
2358	undef $fh;	2907	undef $fh;
2359	aio_rename "$meta~", $meta;	2908	aio_rename "$meta~", $meta;
2360		2909
		2910	my $slaying = "?random/$md5";
		2911
		2912	if ($exit->valid) {
2361	$exit->slaying ("?random/$md5");	2913	$exit->slaying ("?random/$md5");
2362	$exit->msg (undef);	2914	$exit->msg (undef);
		2915	}
2363	}	2916	}
2364	}	2917	}
2365		2918
2366	sub cf::object::player::enter_exit {	2919	sub cf::object::player::enter_exit {
2367	my ($self, $exit) = @_;	2920	my ($self, $exit) = @_;
2368		2921
2369	return unless $self->type == cf::PLAYER;	2922	return unless $self->type == cf::PLAYER;
2370		2923
2371	if ($exit->slaying eq "/!") {
2372	#TODO: this should de-fi-ni-te-ly not be a sync-job
2373	# the problem is that $exit might not survive long enough
2374	# so it needs to be done right now, right here
2375	cf::sync_job { prepare_random_map $exit };
2376	}
2377
2378	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2379	my $hp = $exit->stats->hp;
2380	my $sp = $exit->stats->sp;
2381
2382	$self->enter_link;	2924	$self->enter_link;
2383		2925
2384	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);
2387
2388	(async {	2926	(async {
2389	$self->deactivate_recursive; # just to be sure	2927	$Coro::current->{desc} = "enter_exit";
		2928
2390	unless (eval {	2929	unless (eval {
		2930	$self->deactivate_recursive; # just to be sure
		2931
		2932	# random map handling
		2933	{
		2934	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2935
		2936	prepare_random_map $exit
		2937	if $exit->slaying eq "/!";
		2938	}
		2939
		2940	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2941	my $x = $exit->stats->hp;
		2942	my $y = $exit->stats->sp;
		2943
2391	$self->goto ($slaying, $hp, $sp);	2944	$self->goto ($map, $x, $y);
2392		2945
		2946	# if exit is damned, update players death & WoR home-position
		2947	$self->contr->savebed ($map, $x, $y)
		2948	if $exit->flag (cf::FLAG_DAMNED);
		2949
2393	1;	2950	1
2394	}) {	2951	}) {
2395	$self->message ("Something went wrong deep within the crossfire server. "	2952	$self->message ("Something went wrong deep within the deliantra server. "
2396	. "I'll try to bring you back to the map you were before. "	2953	. "I'll try to bring you back to the map you were before. "
2397	. "Please report this to the dungeon master!",	2954	. "Please report this to the dungeon master!",
2398	cf::NDI_UNIQUE | cf::NDI_RED);	2955	cf::NDI_UNIQUE | cf::NDI_RED);
2399		2956
2400	warn "ERROR in enter_exit: $@";	2957	error "ERROR in enter_exit: $@";
2401	$self->leave_link;	2958	$self->leave_link;
2402	}	2959	}
2403	})->prio (1);	2960	})->prio (1);
2404	}	2961	}
2405		2962
…		…
2419		2976
2420	utf8::encode $text;	2977	utf8::encode $text;
2421	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2978	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2422	}	2979	}
2423		2980
		2981	=item $client->send_big_packet ($pkt)
		2982
		2983	Like C<send_packet>, but tries to compress large packets, and fragments
		2984	them as required.
		2985
		2986	=cut
		2987
		2988	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2989
		2990	sub cf::client::send_big_packet {
		2991	my ($self, $pkt) = @_;
		2992
		2993	# try lzf for large packets
		2994	$pkt = "lzf " . Compress::LZF::compress $pkt
		2995	if 1024 <= length $pkt and $self->{can_lzf};
		2996
		2997	# split very large packets
		2998	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2999	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3000	$pkt = "frag";
		3001	}
		3002
		3003	$self->send_packet ($pkt);
		3004	}
		3005
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	3006	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		3007
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	3008	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	3009	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	3010	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	3011	the message unless the client supports the msg packet.
2430		3012
2431	=cut	3013	=cut
2432		3014
		3015	# non-persistent channels (usually the info channel)
		3016	our %CHANNEL = (
		3017	"c/motd" => {
		3018	id => "infobox",
		3019	title => "MOTD",
		3020	reply => undef,
		3021	tooltip => "The message of the day",
		3022	},
		3023	"c/identify" => {
		3024	id => "infobox",
		3025	title => "Identify",
		3026	reply => undef,
		3027	tooltip => "Items recently identified",
		3028	},
		3029	"c/examine" => {
		3030	id => "infobox",
		3031	title => "Examine",
		3032	reply => undef,
		3033	tooltip => "Signs and other items you examined",
		3034	},
		3035	"c/shopinfo" => {
		3036	id => "infobox",
		3037	title => "Shop Info",
		3038	reply => undef,
		3039	tooltip => "What your bargaining skill tells you about the shop",
		3040	},
		3041	"c/book" => {
		3042	id => "infobox",
		3043	title => "Book",
		3044	reply => undef,
		3045	tooltip => "The contents of a note or book",
		3046	},
		3047	"c/lookat" => {
		3048	id => "infobox",
		3049	title => "Look",
		3050	reply => undef,
		3051	tooltip => "What you saw there",
		3052	},
		3053	"c/who" => {
		3054	id => "infobox",
		3055	title => "Players",
		3056	reply => undef,
		3057	tooltip => "Shows players who are currently online",
		3058	},
		3059	"c/body" => {
		3060	id => "infobox",
		3061	title => "Body Parts",
		3062	reply => undef,
		3063	tooltip => "Shows which body parts you posess and are available",
		3064	},
		3065	"c/statistics" => {
		3066	id => "infobox",
		3067	title => "Statistics",
		3068	reply => undef,
		3069	tooltip => "Shows your primary statistics",
		3070	},
		3071	"c/skills" => {
		3072	id => "infobox",
		3073	title => "Skills",
		3074	reply => undef,
		3075	tooltip => "Shows your experience per skill and item power",
		3076	},
		3077	"c/shopitems" => {
		3078	id => "infobox",
		3079	title => "Shop Items",
		3080	reply => undef,
		3081	tooltip => "Shows the items currently for sale in this shop",
		3082	},
		3083	"c/resistances" => {
		3084	id => "infobox",
		3085	title => "Resistances",
		3086	reply => undef,
		3087	tooltip => "Shows your resistances",
		3088	},
		3089	"c/pets" => {
		3090	id => "infobox",
		3091	title => "Pets",
		3092	reply => undef,
		3093	tooltip => "Shows information abotu your pets/a specific pet",
		3094	},
		3095	"c/perceiveself" => {
		3096	id => "infobox",
		3097	title => "Perceive Self",
		3098	reply => undef,
		3099	tooltip => "You gained detailed knowledge about yourself",
		3100	},
		3101	"c/uptime" => {
		3102	id => "infobox",
		3103	title => "Uptime",
		3104	reply => undef,
		3105	tooltip => "How long the server has been running since last restart",
		3106	},
		3107	"c/mapinfo" => {
		3108	id => "infobox",
		3109	title => "Map Info",
		3110	reply => undef,
		3111	tooltip => "Information related to the maps",
		3112	},
		3113	"c/party" => {
		3114	id => "party",
		3115	title => "Party",
		3116	reply => "gsay ",
		3117	tooltip => "Messages and chat related to your party",
		3118	},
		3119	"c/death" => {
		3120	id => "death",
		3121	title => "Death",
		3122	reply => undef,
		3123	tooltip => "Reason for and more info about your most recent death",
		3124	},
		3125	"c/say" => $SAY_CHANNEL,
		3126	"c/chat" => $CHAT_CHANNEL,
		3127	);
		3128
2433	sub cf::client::send_msg {	3129	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	3130	my ($self, $channel, $msg, $color, @extra) = @_;
2435		3131
2436	$msg = $self->pl->expand_cfpod ($msg);	3132	$msg = $self->pl->expand_cfpod ($msg)
		3133	unless $color & cf::NDI_VERBATIM;
		3134
		3135	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3136
		3137	# check predefined channels, for the benefit of C
		3138	if ($CHANNEL{$channel}) {
		3139	$channel = $CHANNEL{$channel};
		3140
		3141	$self->ext_msg (channel_info => $channel);
		3142	$channel = $channel->{id};
		3143
		3144	} elsif (ref $channel) {
		3145	# send meta info to client, if not yet sent
		3146	unless (exists $self->{channel}{$channel->{id}}) {
		3147	$self->{channel}{$channel->{id}} = $channel;
		3148	$self->ext_msg (channel_info => $channel);
		3149	}
		3150
		3151	$channel = $channel->{id};
		3152	}
2437		3153
2438	return unless @extra || length $msg;	3154	return unless @extra || length $msg;
2439		3155
2440	if ($self->can_msg) {	3156	# default colour, mask it out
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3157	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2442	} else {	3158	if $color & cf::NDI_DEF;
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452		3159
2453	if ($color >= 0) {	3160	my $pkt = "msg "
2454	if (0 && $msg =~ /\[/) {	3161	. $self->{json_coder}->encode (
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	3162	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2456	} else {	3163	);
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")
2459	}
2460	}
2461	}
2462	}
2463		3164
		3165	$self->send_big_packet ($pkt);
		3166	}
		3167
2464	=item $client->ext_event ($type, %msg)	3168	=item $client->ext_msg ($type, @msg)
2465		3169
2466	Sends an ext event to the client.	3170	Sends an ext event to the client.
2467		3171
2468	=cut	3172	=cut
2469		3173
2470	sub cf::client::ext_event($$%) {	3174	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	3175	my ($self, $type, @msg) = @_;
2472		3176
2473	return unless $self->extcmd;	3177	if ($self->extcmd == 2) {
2474		3178	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3179	} elsif ($self->extcmd == 1) { # TODO: remove
2475	$msg{msgtype} = "event_$type";	3180	push @msg, msgtype => "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3181	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3182	}
		3183	}
		3184
		3185	=item $client->ext_reply ($msgid, @msg)
		3186
		3187	Sends an ext reply to the client.
		3188
		3189	=cut
		3190
		3191	sub cf::client::ext_reply($$@) {
		3192	my ($self, $id, @msg) = @_;
		3193
		3194	if ($self->extcmd == 2) {
		3195	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3196	} elsif ($self->extcmd == 1) {
		3197	#TODO: version 1, remove
		3198	unshift @msg, msgtype => "reply", msgid => $id;
		3199	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3200	}
2477	}	3201	}
2478		3202
2479	=item $success = $client->query ($flags, "text", \&cb)	3203	=item $success = $client->query ($flags, "text", \&cb)
2480		3204
2481	Queues a query to the client, calling the given callback with	3205	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	3260	my ($ns, $buf) = @_;
2537		3261
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3262	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		3263
2540	if (ref $msg) {	3264	if (ref $msg) {
		3265	my ($type, $reply, @payload) =
		3266	"ARRAY" eq ref $msg
		3267	? @$msg
		3268	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3269
		3270	my @reply;
		3271
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3272	if (my $cb = $EXTICMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	3273	@reply = $cb->($ns, @payload);
2543	$reply{msgid} = $msg->{msgid};
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2545	}
2546	}	3274	}
		3275
		3276	$ns->ext_reply ($reply, @reply)
		3277	if $reply;
		3278
2547	} else {	3279	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3280	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	3281	}
2550		3282
2551	cf::override;	3283	cf::override;
2552	},	3284	},
2553	);	3285	);
…		…
2573		3305
2574	$coro	3306	$coro
2575	}	3307	}
2576		3308
2577	cf::client->attach (	3309	cf::client->attach (
2578	on_destroy => sub {	3310	on_client_destroy => sub {
2579	my ($ns) = @_;	3311	my ($ns) = @_;
2580		3312
2581	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3313	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2582	},	3314	},
2583	);	3315	);
…		…
2598	our $safe = new Safe "safe";	3330	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3331	our $safe_hole = new Safe::Hole;
2600		3332
2601	$SIG{FPE} = 'IGNORE';	3333	$SIG{FPE} = 'IGNORE';
2602		3334
2603	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3335	$safe->permit_only (Opcode::opset qw(
		3336	:base_core :base_mem :base_orig :base_math :base_loop
		3337	grepstart grepwhile mapstart mapwhile
		3338	sort time
		3339	));
2604		3340
2605	# here we export the classes and methods available to script code	3341	# here we export the classes and methods available to script code
2606		3342
2607	=pod	3343	=pod
2608		3344
2609	The following functions and methods are available within a safe environment:	3345	The following functions and methods are available within a safe environment:
2610		3346
2611	cf::object	3347	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3348	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3349	insert remove name archname title slaying race decrease split
		3350	value
2614		3351
2615	cf::object::player	3352	cf::object::player
2616	player	3353	player
2617		3354
2618	cf::player	3355	cf::player
…		…
2623		3360
2624	=cut	3361	=cut
2625		3362
2626	for (	3363	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3364	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2628	insert remove)],	3365	insert remove inv nrof name archname title slaying race
		3366	decrease split destroy change_exp value msg lore send_msg)],
2629	["cf::object::player" => qw(player)],	3367	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3368	["cf::player" => qw(peaceful send_msg)],
2631	["cf::map" => qw(trigger)],	3369	["cf::map" => qw(trigger)],
2632	) {	3370	) {
2633	no strict 'refs';
2634	my ($pkg, @funs) = @$_;	3371	my ($pkg, @funs) = @$_;
2635	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3372	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2636	for @funs;	3373	for @funs;
2637	}	3374	}
2638		3375
…		…
2653		3390
2654	my $qcode = $code;	3391	my $qcode = $code;
2655	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3392	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2656	$qcode =~ s/\n/\\n/g;	3393	$qcode =~ s/\n/\\n/g;
2657		3394
		3395	%vars = (_dummy => 0) unless %vars;
		3396
		3397	my @res;
2658	local $_;	3398	local $_;
2659	local @safe::cf::_safe_eval_args = values %vars;
2660		3399
2661	my $eval =	3400	my $eval =
2662	"do {\n"	3401	"do {\n"
2663	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3402	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2664	. "#line 0 \"{$qcode}\"\n"	3403	. "#line 0 \"{$qcode}\"\n"
2665	. $code	3404	. $code
2666	. "\n}"	3405	. "\n}"
2667	;	3406	;
2668		3407
		3408	if ($CFG{safe_eval}) {
2669	sub_generation_inc;	3409	sub_generation_inc;
		3410	local @safe::cf::_safe_eval_args = values %vars;
2670	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3411	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2671	sub_generation_inc;	3412	sub_generation_inc;
		3413	} else {
		3414	local @cf::_safe_eval_args = values %vars;
		3415	@res = wantarray ? eval eval : scalar eval $eval;
		3416	}
2672		3417
2673	if ($@) {	3418	if ($@) {
2674	warn "$@";	3419	warn "$@",
2675	warn "while executing safe code '$code'\n";	3420	"while executing safe code '$code'\n",
2676	warn "with arguments " . (join " ", %vars) . "\n";	3421	"with arguments " . (join " ", %vars) . "\n";
2677	}	3422	}
2678		3423
2679	wantarray ? @res : $res[0]	3424	wantarray ? @res : $res[0]
2680	}	3425	}
2681		3426
…		…
2695	=cut	3440	=cut
2696		3441
2697	sub register_script_function {	3442	sub register_script_function {
2698	my ($fun, $cb) = @_;	3443	my ($fun, $cb) = @_;
2699		3444
2700	no strict 'refs';	3445	$fun = "safe::$fun" if $CFG{safe_eval};
2701	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3446	*$fun = $safe_hole->wrap ($cb);
2702	}	3447	}
2703		3448
2704	=back	3449	=back
2705		3450
2706	=cut	3451	=cut
…		…
2709	# the server's init and main functions	3454	# the server's init and main functions
2710		3455
2711	sub load_facedata($) {	3456	sub load_facedata($) {
2712	my ($path) = @_;	3457	my ($path) = @_;
2713		3458
		3459	# HACK to clear player env face cache, we need some signal framework
		3460	# for this (global event?)
		3461	%ext::player_env::MUSIC_FACE_CACHE = ();
		3462
		3463	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3464
2714	warn "loading facedata from $path\n";	3465	trace "loading facedata from $path\n";
2715		3466
2716	my $facedata;	3467	my $facedata = decode_storable load_file $path;
2717	0 < aio_load $path, $facedata
2718	or die "$path: $!";
2719
2720	$facedata = Coro::Storable::thaw $facedata;
2721		3468
2722	$facedata->{version} == 2	3469	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3470	or cf::cleanup "$path: version mismatch, cannot proceed.";
2724		3471
		3472	# patch in the exptable
		3473	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3474	$facedata->{resource}{"res/exp_table"} = {
		3475	type => FT_RSRC,
		3476	data => $exp_table,
		3477	hash => (Digest::MD5::md5 $exp_table),
		3478	};
		3479	cf::cede_to_tick;
		3480
2725	{	3481	{
2726	my $faces = $facedata->{faceinfo};	3482	my $faces = $facedata->{faceinfo};
2727		3483
2728	while (my ($face, $info) = each %$faces) {	3484	while (my ($face, $info) = each %$faces) {
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3485	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3486
2730	cf::face::set_visibility $idx, $info->{visibility};	3487	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3488	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3489	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3490	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3491	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2734		3492
2735	cf::cede_to_tick;	3493	cf::cede_to_tick;
2736	}	3494	}
2737		3495
2738	while (my ($face, $info) = each %$faces) {	3496	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3497	next unless $info->{smooth};
		3498
2740	my $idx = cf::face::find $face	3499	my $idx = cf::face::find $face
2741	or next;	3500	or next;
		3501
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3502	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3503	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3504	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3505	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3506	error "smooth face '$info->{smooth}' not found for face '$face'";
2747	}	3507	}
2748		3508
2749	cf::cede_to_tick;	3509	cf::cede_to_tick;
2750	}	3510	}
2751	}	3511	}
…		…
2760		3520
2761	cf::anim::invalidate_all; # d'oh	3521	cf::anim::invalidate_all; # d'oh
2762	}	3522	}
2763		3523
2764	{	3524	{
2765	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3525	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3526
2770	while (my ($name, $info) = each %$res) {	3527	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3528	if (defined $info->{type}) {
2772	name => $name,
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776
2777	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3529	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2778		3530
2779	if ($name =~ /\.jpg$/) {
2780	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3531	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2781	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3532	cf::face::set_type $idx, $info->{type};
2782	} else {	3533	} else {
2783	my $data = pack "(w/a*)*", $meta, $info->{data};	3534	$RESOURCE{$name} = $info; # unused
2784	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2785
2786	cf::face::set_type $idx, 1;
2787	cf::face::set_data $idx, 0, $data, $chk;
2788	}	3535	}
2789		3536
2790	cf::cede_to_tick;	3537	cf::cede_to_tick;
2791	}	3538	}
2792	}	3539	}
2793		3540
		3541	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3542
2794	1	3543	1
2795	}	3544	}
2796		3545
		3546	register_exticmd fx_want => sub {
		3547	my ($ns, $want) = @_;
		3548
		3549	while (my ($k, $v) = each %$want) {
		3550	$ns->fx_want ($k, $v);
		3551	}
		3552	};
		3553
		3554	sub load_resource_file($) {
		3555	my $guard = lock_acquire "load_resource_file";
		3556
		3557	my $status = load_resource_file_ $_[0];
		3558	get_slot 0.1, 100;
		3559	cf::arch::commit_load;
		3560
		3561	$status
		3562	}
		3563
2797	sub reload_regions {	3564	sub reload_regions {
		3565	# HACK to clear player env face cache, we need some signal framework
		3566	# for this (global event?)
		3567	%ext::player_env::MUSIC_FACE_CACHE = ();
		3568
2798	load_resource_file "$MAPDIR/regions"	3569	load_resource_file "$MAPDIR/regions"
2799	or die "unable to load regions file\n";	3570	or die "unable to load regions file\n";
2800		3571
2801	for (cf::region::list) {	3572	for (cf::region::list) {
2802	$_->{match} = qr/$_->{match}/	3573	$_->{match} = qr/$_->{match}/
…		…
2810	}	3581	}
2811		3582
2812	sub reload_archetypes {	3583	sub reload_archetypes {
2813	load_resource_file "$DATADIR/archetypes"	3584	load_resource_file "$DATADIR/archetypes"
2814	or die "unable to load archetypes\n";	3585	or die "unable to load archetypes\n";
2815	#d# NEED to laod twice to resolve forward references
2816	# this really needs to be done in an extra post-pass
2817	# (which needs to be synchronous, so solve it differently)
2818	load_resource_file "$DATADIR/archetypes"
2819	or die "unable to load archetypes\n";
2820	}	3586	}
2821		3587
2822	sub reload_treasures {	3588	sub reload_treasures {
2823	load_resource_file "$DATADIR/treasures"	3589	load_resource_file "$DATADIR/treasures"
2824	or die "unable to load treasurelists\n";	3590	or die "unable to load treasurelists\n";
2825	}	3591	}
2826		3592
		3593	sub reload_sound {
		3594	trace "loading sound config from $DATADIR/sound\n";
		3595
		3596	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3597
		3598	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3599	my $sound = $soundconf->{compat}[$_]
		3600	or next;
		3601
		3602	my $face = cf::face::find "sound/$sound->[1]";
		3603	cf::sound::set $sound->[0] => $face;
		3604	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3605	}
		3606
		3607	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3608	my $face = cf::face::find "sound/$v";
		3609	cf::sound::set $k => $face;
		3610	}
		3611	}
		3612
2827	sub reload_resources {	3613	sub reload_resources {
2828	warn "reloading resource files...\n";	3614	trace "reloading resource files...\n";
2829		3615
		3616	reload_exp_table;
		3617	reload_materials;
		3618	reload_facedata;
		3619	reload_sound;
		3620	reload_archetypes;
2830	reload_regions;	3621	reload_regions;
2831	reload_facedata;
2832	#reload_archetypes;#d#
2833	reload_archetypes;
2834	reload_treasures;	3622	reload_treasures;
2835		3623
2836	warn "finished reloading resource files\n";	3624	trace "finished reloading resource files\n";
2837	}	3625	}
2838		3626
2839	sub init {	3627	sub reload_config {
2840	reload_resources;	3628	trace "reloading config file...\n";
2841	}
2842		3629
2843	sub cfg_load {	3630	my $config = load_file "$CONFDIR/config";
2844	open my $fh, "<:utf8", "$CONFDIR/config"	3631	utf8::decode $config;
2845	or return;	3632	*CFG = decode_yaml $config;
2846		3633
2847	local $/;
2848	*CFG = YAML::Syck::Load <$fh>;
2849
2850	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3634	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2851		3635
2852	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3636	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2853	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3637	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2854		3638
2855	if (exists $CFG{mlockall}) {	3639	if (exists $CFG{mlockall}) {
…		…
2859	};	3643	};
2860	warn $@ if $@;	3644	warn $@ if $@;
2861	}	3645	}
2862	}	3646	}
2863		3647
		3648	sub pidfile() {
		3649	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3650	or die "$PIDFILE: $!";
		3651	flock $fh, &Fcntl::LOCK_EX
		3652	or die "$PIDFILE: flock: $!";
		3653	$fh
		3654	}
		3655
		3656	# make sure only one server instance is running at any one time
		3657	sub atomic {
		3658	my $fh = pidfile;
		3659
		3660	my $pid = <$fh>;
		3661	kill 9, $pid if $pid > 0;
		3662
		3663	seek $fh, 0, 0;
		3664	print $fh $$;
		3665	}
		3666
		3667	sub main_loop {
		3668	trace "EV::loop starting\n";
		3669	if (1) {
		3670	EV::loop;
		3671	}
		3672	trace "EV::loop returned\n";
		3673	goto &main_loop unless $REALLY_UNLOOP;
		3674	}
		3675
2864	sub main {	3676	sub main {
		3677	cf::init_globals; # initialise logging
		3678
		3679	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3680	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3681	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3682	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3683
		3684	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3685
2865	# we must not ever block the main coroutine	3686	# we must not ever block the main coroutine
2866	local $Coro::idle = sub {	3687	local $Coro::idle = sub {
2867	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3688	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2868	(async {	3689	(async {
2869	Event::one_event;	3690	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3691	EV::loop EV::LOOP_ONESHOT;
2870	})->prio (Coro::PRIO_MAX);	3692	})->prio (Coro::PRIO_MAX);
2871	};	3693	};
2872		3694
2873	cfg_load;	3695	evthread_start IO::AIO::poll_fileno;
		3696
		3697	cf::sync_job {
		3698	cf::incloader::init ();
		3699
		3700	cf::init_anim;
		3701	cf::init_attackmess;
		3702	cf::init_dynamic;
		3703
		3704	cf::load_settings;
		3705
		3706	reload_resources;
		3707	reload_config;
2874	db_init;	3708	db_init;
		3709
		3710	cf::init_uuid;
		3711	cf::init_signals;
		3712	cf::init_skills;
		3713
		3714	cf::init_beforeplay;
		3715
		3716	atomic;
		3717
2875	load_extensions;	3718	load_extensions;
2876		3719
2877	$TICK_WATCHER->start;	3720	utime time, time, $RUNTIMEFILE;
2878	Event::loop;	3721
		3722	# no (long-running) fork's whatsoever before this point(!)
		3723	use POSIX ();
		3724	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3725
		3726	cf::_post_init 0;
		3727	};
		3728
		3729	cf::object::thawer::errors_are_fatal 0;
		3730	info "parse errors in files are no longer fatal from this point on.\n";
		3731
		3732	my $free_main; $free_main = EV::idle sub {
		3733	undef $free_main;
		3734	undef &main; # free gobs of memory :)
		3735	};
		3736
		3737	goto &main_loop;
2879	}	3738	}
2880		3739
2881	#############################################################################	3740	#############################################################################
2882	# initialisation and cleanup	3741	# initialisation and cleanup
2883		3742
2884	# install some emergency cleanup handlers	3743	# install some emergency cleanup handlers
2885	BEGIN {	3744	BEGIN {
		3745	our %SIGWATCHER = ();
2886	for my $signal (qw(INT HUP TERM)) {	3746	for my $signal (qw(INT HUP TERM)) {
2887	Event->signal (	3747	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2888	reentrant => 0,
2889	data => WF_AUTOCANCEL,
2890	signal => $signal,
2891	prio => 0,
2892	cb => sub {
2893	cf::cleanup "SIG$signal";	3748	cf::cleanup "SIG$signal";
2894	},
2895	);	3749	};
2896	}	3750	}
2897	}	3751	}
2898		3752
2899	sub write_runtime {	3753	sub write_runtime_sync {
2900	my $runtime = "$LOCALDIR/runtime";	3754	my $t0 = AE::time;
2901		3755
2902	# first touch the runtime file to show we are still running:	3756	# first touch the runtime file to show we are still running:
2903	# the fsync below can take a very very long time.	3757	# the fsync below can take a very very long time.
2904		3758
2905	IO::AIO::aio_utime $runtime, undef, undef;	3759	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2906		3760
2907	my $guard = cf::lock_acquire "write_runtime";	3761	my $guard = cf::lock_acquire "write_runtime";
2908		3762
2909	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3763	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2910	or return;	3764	or return;
2911		3765
2912	my $value = $cf::RUNTIME + 90 + 10;	3766	my $value = $cf::RUNTIME + 90 + 10;
2913	# 10 is the runtime save interval, for a monotonic clock	3767	# 10 is the runtime save interval, for a monotonic clock
2914	# 60 allows for the watchdog to kill the server.	3768	# 60 allows for the watchdog to kill the server.
…		…
2924	aio_utime $fh, undef, undef;	3778	aio_utime $fh, undef, undef;
2925		3779
2926	close $fh	3780	close $fh
2927	or return;	3781	or return;
2928		3782
2929	aio_rename "$runtime~", $runtime	3783	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2930	and return;	3784	and return;
2931		3785
2932	warn "runtime file written.\n";	3786	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2933		3787
2934	1	3788	1
		3789	}
		3790
		3791	our $uuid_lock;
		3792	our $uuid_skip;
		3793
		3794	sub write_uuid_sync($) {
		3795	$uuid_skip ||= $_[0];
		3796
		3797	return if $uuid_lock;
		3798	local $uuid_lock = 1;
		3799
		3800	my $uuid = "$LOCALDIR/uuid";
		3801
		3802	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3803	or return;
		3804
		3805	my $value = uuid_seq uuid_cur;
		3806
		3807	unless ($value) {
		3808	info "cowardly refusing to write zero uuid value!\n";
		3809	return;
		3810	}
		3811
		3812	my $value = uuid_str $value + $uuid_skip;
		3813	$uuid_skip = 0;
		3814
		3815	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3816	and return;
		3817
		3818	# always fsync - this file is important
		3819	aio_fsync $fh
		3820	and return;
		3821
		3822	close $fh
		3823	or return;
		3824
		3825	aio_rename "$uuid~", $uuid
		3826	and return;
		3827
		3828	trace "uuid file written ($value).\n";
		3829
		3830	1
		3831
		3832	}
		3833
		3834	sub write_uuid($$) {
		3835	my ($skip, $sync) = @_;
		3836
		3837	$sync ? write_uuid_sync $skip
		3838	: async { write_uuid_sync $skip };
2935	}	3839	}
2936		3840
2937	sub emergency_save() {	3841	sub emergency_save() {
2938	my $freeze_guard = cf::freeze_mainloop;	3842	my $freeze_guard = cf::freeze_mainloop;
2939		3843
2940	warn "enter emergency perl save\n";	3844	info "emergency_perl_save: enter\n";
		3845
		3846	# this is a trade-off: we want to be very quick here, so
		3847	# save all maps without fsync, and later call a global sync
		3848	# (which in turn might be very very slow)
		3849	local $USE_FSYNC = 0;
2941		3850
2942	cf::sync_job {	3851	cf::sync_job {
		3852	cf::write_runtime_sync; # external watchdog should not bark
		3853
2943	# use a peculiar iteration method to avoid tripping on perl	3854	# use a peculiar iteration method to avoid tripping on perl
2944	# refcount bugs in for. also avoids problems with players	3855	# refcount bugs in for. also avoids problems with players
2945	# and maps saved/destroyed asynchronously.	3856	# and maps saved/destroyed asynchronously.
2946	warn "begin emergency player save\n";	3857	info "emergency_perl_save: begin player save\n";
2947	for my $login (keys %cf::PLAYER) {	3858	for my $login (keys %cf::PLAYER) {
2948	my $pl = $cf::PLAYER{$login} or next;	3859	my $pl = $cf::PLAYER{$login} or next;
2949	$pl->valid or next;	3860	$pl->valid or next;
		3861	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2950	$pl->save;	3862	$pl->save;
2951	}	3863	}
2952	warn "end emergency player save\n";	3864	info "emergency_perl_save: end player save\n";
2953		3865
2954	warn "begin emergency map save\n";	3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	info "emergency_perl_save: begin map save\n";
2955	for my $path (keys %cf::MAP) {	3869	for my $path (keys %cf::MAP) {
2956	my $map = $cf::MAP{$path} or next;	3870	my $map = $cf::MAP{$path} or next;
2957	$map->valid or next;	3871	$map->valid or next;
2958	$map->save;	3872	$map->save;
2959	}	3873	}
2960	warn "end emergency map save\n";	3874	info "emergency_perl_save: end map save\n";
2961		3875
2962	warn "begin emergency database checkpoint\n";	3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	info "emergency_perl_save: begin database checkpoint\n";
2963	BDB::db_env_txn_checkpoint $DB_ENV;	3879	BDB::db_env_txn_checkpoint $DB_ENV;
2964	warn "end emergency database checkpoint\n";	3880	info "emergency_perl_save: end database checkpoint\n";
		3881
		3882	info "emergency_perl_save: begin write uuid\n";
		3883	write_uuid_sync 1;
		3884	info "emergency_perl_save: end write uuid\n";
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: syncing database to disk";
		3889	BDB::db_env_txn_checkpoint $DB_ENV;
		3890
		3891	info "emergency_perl_save: starting sync\n";
		3892	IO::AIO::aio_sync sub {
		3893	info "emergency_perl_save: finished sync\n";
		3894	};
		3895
		3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	trace "emergency_perl_save: flushing outstanding aio requests";
		3899	while (IO::AIO::nreqs || BDB::nreqs) {
		3900	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3901	}
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
2965	};	3904	};
2966		3905
2967	warn "leave emergency perl save\n";	3906	info "emergency_perl_save: leave\n";
2968	}	3907	}
2969		3908
2970	sub post_cleanup {	3909	sub post_cleanup {
2971	my ($make_core) = @_;	3910	my ($make_core) = @_;
2972		3911
		3912	IO::AIO::flush;
		3913
2973	warn Carp::longmess "post_cleanup backtrace"	3914	error Carp::longmess "post_cleanup backtrace"
2974	if $make_core;	3915	if $make_core;
		3916
		3917	my $fh = pidfile;
		3918	unlink $PIDFILE if <$fh> == $$;
		3919	}
		3920
		3921	# a safer delete_package, copied from Symbol
		3922	sub clear_package($) {
		3923	my $pkg = shift;
		3924
		3925	# expand to full symbol table name if needed
		3926	unless ($pkg =~ /^main::.*::$/) {
		3927	$pkg = "main$pkg" if $pkg =~ /^::/;
		3928	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3929	$pkg .= '::' unless $pkg =~ /::$/;
		3930	}
		3931
		3932	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3933	my $stem_symtab = *{$stem}{HASH};
		3934
		3935	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3936	or return;
		3937
		3938	# clear all symbols
		3939	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3940	for my $name (keys %$leaf_symtab) {
		3941	_gv_clear *{"$pkg$name"};
		3942	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3943	}
2975	}	3944	}
2976		3945
2977	sub do_reload_perl() {	3946	sub do_reload_perl() {
2978	# can/must only be called in main	3947	# can/must only be called in main
2979	if ($Coro::current != $Coro::main) {	3948	unless (in_main) {
2980	warn "can only reload from main coroutine";	3949	error "can only reload from main coroutine";
2981	return;	3950	return;
2982	}	3951	}
2983		3952
2984	warn "reloading...";	3953	return if $RELOAD++;
2985		3954
2986	warn "entering sync_job";	3955	my $t1 = AE::time;
2987		3956
		3957	while ($RELOAD) {
		3958	cf::get_slot 0.1, -1, "reload_perl";
		3959	info "perl_reload: reloading...";
		3960
		3961	trace "perl_reload: entering sync_job";
		3962
2988	cf::sync_job {	3963	cf::sync_job {
2989	cf::write_runtime; # external watchdog should not bark
2990	cf::emergency_save;	3964	#cf::emergency_save;
2991	cf::write_runtime; # external watchdog should not bark
2992		3965
2993	warn "syncing database to disk";
2994	BDB::db_env_txn_checkpoint $DB_ENV;
2995
2996	# if anything goes wrong in here, we should simply crash as we already saved
2997
2998	warn "cancelling all WF_AUTOCANCEL watchers";
2999	for (Event::all_watchers) {
3000	$_->cancel if $_->data & WF_AUTOCANCEL;
3001	}
3002
3003	warn "flushing outstanding aio requests";
3004	for (;;) {
3005	BDB::flush;
3006	IO::AIO::flush;
3007	Coro::cede;
3008	last unless IO::AIO::nreqs || BDB::nreqs;
3009	warn "iterate...";
3010	}
3011
3012	++$RELOAD;
3013
3014	warn "cancelling all extension coros";	3966	trace "perl_reload: cancelling all extension coros";
3015	$_->cancel for values %EXT_CORO;	3967	$_->cancel for values %EXT_CORO;
3016	%EXT_CORO = ();	3968	%EXT_CORO = ();
3017		3969
3018	warn "removing commands";	3970	trace "perl_reload: removing commands";
3019	%COMMAND = ();	3971	%COMMAND = ();
3020		3972
3021	warn "removing ext/exti commands";	3973	trace "perl_reload: removing ext/exti commands";
3022	%EXTCMD = ();	3974	%EXTCMD = ();
3023	%EXTICMD = ();	3975	%EXTICMD = ();
3024		3976
3025	warn "unloading/nuking all extensions";	3977	trace "perl_reload: unloading/nuking all extensions";
3026	for my $pkg (@EXTS) {	3978	for my $pkg (@EXTS) {
3027	warn "... unloading $pkg";	3979	trace "... unloading $pkg";
3028		3980
3029	if (my $cb = $pkg->can ("unload")) {	3981	if (my $cb = $pkg->can ("unload")) {
3030	eval {	3982	eval {
3031	$cb->($pkg);	3983	$cb->($pkg);
3032	1	3984	1
3033	} or warn "$pkg unloaded, but with errors: $@";	3985	} or error "$pkg unloaded, but with errors: $@";
		3986	}
		3987
		3988	trace "... clearing $pkg";
		3989	clear_package $pkg;
3034	}	3990	}
3035		3991
3036	warn "... nuking $pkg";
3037	Symbol::delete_package $pkg;
3038	}
3039
3040	warn "unloading all perl modules loaded from $LIBDIR";	3992	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3041	while (my ($k, $v) = each %INC) {	3993	while (my ($k, $v) = each %INC) {
3042	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3994	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3043		3995
3044	warn "... unloading $k";	3996	trace "... unloading $k";
3045	delete $INC{$k};	3997	delete $INC{$k};
3046		3998
3047	$k =~ s/\.pm$//;	3999	$k =~ s/\.pm$//;
3048	$k =~ s/\//::/g;	4000	$k =~ s/\//::/g;
3049		4001
3050	if (my $cb = $k->can ("unload_module")) {	4002	if (my $cb = $k->can ("unload_module")) {
3051	$cb->();	4003	$cb->();
		4004	}
		4005
		4006	clear_package $k;
3052	}	4007	}
3053		4008
3054	Symbol::delete_package $k;
3055	}
3056
3057	warn "getting rid of safe::, as good as possible";	4009	trace "perl_reload: getting rid of safe::, as good as possible";
3058	Symbol::delete_package "safe::$_"	4010	clear_package "safe::$_"
3059	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4011	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3060		4012
3061	warn "unloading cf.pm \"a bit\"";	4013	trace "perl_reload: unloading cf.pm \"a bit\"";
3062	delete $INC{"cf.pm"};	4014	delete $INC{"cf.pm"};
3063	delete $INC{"cf/pod.pm"};	4015	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3064		4016
3065	# don't, removes xs symbols, too,	4017	# don't, removes xs symbols, too,
3066	# and global variables created in xs	4018	# and global variables created in xs
3067	#Symbol::delete_package __PACKAGE__;	4019	#clear_package __PACKAGE__;
3068		4020
3069	warn "unload completed, starting to reload now";	4021	info "perl_reload: unload completed, starting to reload now";
3070		4022
3071	warn "reloading cf.pm";	4023	trace "perl_reload: reloading cf.pm";
3072	require cf;	4024	require cf;
3073	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4025	cf::_connect_to_perl_1;
3074		4026
3075	warn "loading config and database again";	4027	trace "perl_reload: loading config and database again";
3076	cf::cfg_load;	4028	cf::reload_config;
3077		4029
3078	warn "loading extensions";	4030	trace "perl_reload: loading extensions";
3079	cf::load_extensions;	4031	cf::load_extensions;
3080		4032
		4033	if ($REATTACH_ON_RELOAD) {
3081	warn "reattaching attachments to objects/players";	4034	trace "perl_reload: reattaching attachments to objects/players";
3082	_global_reattach; # objects, sockets	4035	_global_reattach; # objects, sockets
3083	warn "reattaching attachments to maps";	4036	trace "perl_reload: reattaching attachments to maps";
3084	reattach $_ for values %MAP;	4037	reattach $_ for values %MAP;
3085	warn "reattaching attachments to players";	4038	trace "perl_reload: reattaching attachments to players";
3086	reattach $_ for values %PLAYER;	4039	reattach $_ for values %PLAYER;
		4040	}
3087		4041
3088	warn "leaving sync_job";	4042	cf::_post_init 1;
3089		4043
		4044	trace "perl_reload: leaving sync_job";
		4045
3090	1	4046	1
3091	} or do {	4047	} or do {
3092	warn $@;	4048	error $@;
3093	warn "error while reloading, exiting.";	4049	cf::cleanup "perl_reload: error, exiting.";
3094	exit 1;	4050	};
		4051
		4052	--$RELOAD;
3095	};	4053	}
3096		4054
3097	warn "reloaded";	4055	$t1 = AE::time - $t1;
		4056	info "perl_reload: completed in ${t1}s\n";
3098	};	4057	};
3099		4058
3100	our $RELOAD_WATCHER; # used only during reload	4059	our $RELOAD_WATCHER; # used only during reload
3101		4060
3102	sub reload_perl() {	4061	sub reload_perl() {
3103	# doing reload synchronously and two reloads happen back-to-back,	4062	# doing reload synchronously and two reloads happen back-to-back,
3104	# coro crashes during coro_state_free->destroy here.	4063	# coro crashes during coro_state_free->destroy here.
3105		4064
3106	$RELOAD_WATCHER ||= Event->timer (	4065	$RELOAD_WATCHER ||= cf::async {
3107	reentrant => 0,	4066	Coro::AIO::aio_wait cache_extensions;
3108	after => 0,	4067
3109	data => WF_AUTOCANCEL,	4068	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3110	cb => sub {
3111	do_reload_perl;	4069	do_reload_perl;
3112	undef $RELOAD_WATCHER;	4070	undef $RELOAD_WATCHER;
3113	},	4071	};
3114	);	4072	};
3115	}	4073	}
3116		4074
3117	register_command "reload" => sub {	4075	register_command "reload" => sub {
3118	my ($who, $arg) = @_;	4076	my ($who, $arg) = @_;
3119		4077
3120	if ($who->flag (FLAG_WIZ)) {	4078	if ($who->flag (FLAG_WIZ)) {
3121	$who->message ("reloading server.");	4079	$who->message ("reloading server.");
		4080	async {
		4081	$Coro::current->{desc} = "perl_reload";
3122	async { reload_perl };	4082	reload_perl;
		4083	};
3123	}	4084	}
3124	};	4085	};
3125		4086
3126	unshift @INC, $LIBDIR;	4087	#############################################################################
3127		4088
3128	my $bug_warning = 0;	4089	my $bug_warning = 0;
3129		4090
3130	our @WAIT_FOR_TICK;	4091	our @WAIT_FOR_TICK;
3131	our @WAIT_FOR_TICK_BEGIN;	4092	our @WAIT_FOR_TICK_BEGIN;
3132		4093
3133	sub wait_for_tick {	4094	sub wait_for_tick() {
3134	return unless $TICK_WATCHER->is_active;
3135	return if $Coro::current == $Coro::main;	4095	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3136		4096
3137	my $signal = new Coro::Signal;	4097	my $signal = new Coro::Signal;
3138	push @WAIT_FOR_TICK, $signal;	4098	push @WAIT_FOR_TICK, $signal;
3139	$signal->wait;	4099	$signal->wait;
3140	}	4100	}
3141		4101
3142	sub wait_for_tick_begin {	4102	sub wait_for_tick_begin() {
3143	return unless $TICK_WATCHER->is_active;
3144	return if $Coro::current == $Coro::main;	4103	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3145		4104
3146	my $signal = new Coro::Signal;	4105	my $signal = new Coro::Signal;
3147	push @WAIT_FOR_TICK_BEGIN, $signal;	4106	push @WAIT_FOR_TICK_BEGIN, $signal;
3148	$signal->wait;	4107	$signal->wait;
3149	}	4108	}
3150		4109
3151	my $min = 1e6;#d#	4110	sub tick {
3152	my $avg = 10;
3153	$TICK_WATCHER = Event->timer (
3154	reentrant => 0,
3155	parked => 1,
3156	prio => 0,
3157	at => $NEXT_TICK || $TICK,
3158	data => WF_AUTOCANCEL,
3159	cb => sub {
3160	if ($Coro::current != $Coro::main) {	4111	if ($Coro::current != $Coro::main) {
3161	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4112	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3162	unless ++$bug_warning > 10;	4113	unless ++$bug_warning > 10;
3163	return;	4114	return;
3164	}	4115	}
3165		4116
3166	$NOW = $tick_start = Event::time;
3167
3168	cf::server_tick; # one server iteration	4117	cf::server_tick; # one server iteration
3169		4118
3170	0 && sync_job {#d#	4119	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3171	for(1..10) {
3172	my $t = Event::time;
3173	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3174	or die;
3175		4120
3176	$map->width (50);	4121	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3177	$map->height (50);	4122	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3178	$map->alloc;	4123	Coro::async_pool {
3179	$map->_load_objects ("/tmp/x.map", 1);	4124	$Coro::current->{desc} = "runtime saver";
3180	my $t = Event::time - $t;	4125	write_runtime_sync
3181		4126	or error "ERROR: unable to write runtime file: $!";
3182	#next unless $t < 0.0013;#d#
3183	if ($t < $min) {
3184	$min = $t;
3185	}
3186	$avg = $avg * 0.99 + $t * 0.01;
3187	}
3188	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3189	exit 0;
3190	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3191	};	4127	};
		4128	}
3192		4129
3193	$RUNTIME += $TICK;
3194	$NEXT_TICK += $TICK;
3195
3196	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3197	$NEXT_RUNTIME_WRITE = $NOW + 10;
3198	Coro::async_pool {
3199	write_runtime
3200	or warn "ERROR: unable to write runtime file: $!";
3201	};
3202	}
3203
3204	# my $AFTER = Event::time;
3205	# warn $AFTER - $NOW;#d#
3206
3207	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4130	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3208	$sig->send;	4131	$sig->send;
3209	}	4132	}
3210	while (my $sig = shift @WAIT_FOR_TICK) {	4133	while (my $sig = shift @WAIT_FOR_TICK) {
3211	$sig->send;	4134	$sig->send;
3212	}	4135	}
3213		4136
3214	$NOW = Event::time;	4137	$LOAD = ($NOW - $TICK_START) / $TICK;
3215
3216	# if we are delayed by four ticks or more, skip them all
3217	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3218
3219	$TICK_WATCHER->at ($NEXT_TICK);
3220	$TICK_WATCHER->start;
3221
3222	$LOAD = ($NOW - $tick_start) / $TICK;
3223	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4138	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3224		4139
3225	_post_tick;	4140	if (0) {
3226		4141	if ($NEXT_TICK) {
3227		4142	my $jitter = $TICK_START - $NEXT_TICK;
		4143	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4144	debug "jitter $JITTER\n";#d#
		4145	}
3228	},	4146	}
3229	);	4147	}
3230		4148
3231	{	4149	{
3232	BDB::max_poll_time $TICK * 0.1;	4150	# configure BDB
3233	$BDB_POLL_WATCHER = Event->io (	4151
3234	reentrant => 0,
3235	fd => BDB::poll_fileno,
3236	poll => 'r',
3237	prio => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => \&BDB::poll_cb,
3240	);
3241	BDB::min_parallel 8;	4152	BDB::min_parallel 16;
3242		4153	BDB::max_poll_reqs $TICK * 0.1;
3243	BDB::set_sync_prepare {	4154	$AnyEvent::BDB::WATCHER->priority (1);
3244	my $status;
3245	my $current = $Coro::current;
3246	(
3247	sub {
3248	$status = $!;
3249	$current->ready; undef $current;
3250	},
3251	sub {
3252	Coro::schedule while defined $current;
3253	$! = $status;
3254	},
3255	)
3256	};
3257		4155
3258	unless ($DB_ENV) {	4156	unless ($DB_ENV) {
3259	$DB_ENV = BDB::db_env_create;	4157	$DB_ENV = BDB::db_env_create;
		4158	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4159	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4160	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4161	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4162	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3260		4163
3261	cf::sync_job {	4164	cf::sync_job {
3262	eval {	4165	eval {
3263	BDB::db_env_open	4166	BDB::db_env_open
3264	$DB_ENV,	4167	$DB_ENV,
…		…
3266	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4169	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3267	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4170	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3268	0666;	4171	0666;
3269		4172
3270	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4173	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3271
3272	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3273	$DB_ENV->set_lk_detect;
3274	};	4174	};
3275		4175
3276	cf::cleanup "db_env_open(db): $@" if $@;	4176	cf::cleanup "db_env_open(db): $@" if $@;
3277	};	4177	};
3278	}	4178	}
		4179
		4180	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4181	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4182	};
		4183	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4184	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4185	};
		4186	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4187	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4188	};
3279	}	4189	}
3280		4190
3281	{	4191	{
		4192	# configure IO::AIO
		4193
3282	IO::AIO::min_parallel 8;	4194	IO::AIO::min_parallel 8;
3283
3284	undef $Coro::AIO::WATCHER;
3285	IO::AIO::max_poll_time $TICK * 0.1;	4195	IO::AIO::max_poll_time $TICK * 0.1;
3286	$AIO_POLL_WATCHER = Event->io (	4196	undef $AnyEvent::AIO::WATCHER;
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	fd => IO::AIO::poll_fileno,
3290	poll => 'r',
3291	prio => 6,
3292	cb => \&IO::AIO::poll_cb,
3293	);
3294	}	4197	}
3295		4198
3296	my $_log_backtrace;	4199	our $_log_backtrace;
		4200	our $_log_backtrace_last;
3297		4201
3298	sub _log_backtrace {	4202	sub _log_backtrace {
3299	my ($msg, @addr) = @_;	4203	my ($msg, @addr) = @_;
3300		4204
3301	$msg =~ s/\n//;	4205	$msg =~ s/\n$//;
3302		4206
		4207	if ($_log_backtrace_last eq $msg) {
		4208	LOG llevInfo, "[ABT] $msg\n";
		4209	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3303	# limit the # of concurrent backtraces	4210	# limit the # of concurrent backtraces
3304	if ($_log_backtrace < 2) {	4211	} elsif ($_log_backtrace < 2) {
		4212	$_log_backtrace_last = $msg;
3305	++$_log_backtrace;	4213	++$_log_backtrace;
		4214	my $perl_bt = Carp::longmess $msg;
3306	async {	4215	async {
		4216	$Coro::current->{desc} = "abt $msg";
		4217
3307	my @bt = fork_call {	4218	my @bt = fork_call {
3308	@addr = map { sprintf "%x", $_ } @addr;	4219	@addr = map { sprintf "%x", $_ } @addr;
3309	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4220	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3310	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4221	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3311	or die "addr2line: $!";	4222	or die "addr2line: $!";
…		…
3319	}	4230	}
3320		4231
3321	@funcs	4232	@funcs
3322	};	4233	};
3323		4234
3324	LOG llevInfo, "[ABT] $msg\n";	4235	LOG llevInfo, "[ABT] $perl_bt\n";
		4236	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3325	LOG llevInfo, "[ABT] $_\n" for @bt;	4237	LOG llevInfo, "[ABT] $_\n" for @bt;
3326	--$_log_backtrace;	4238	--$_log_backtrace;
3327	};	4239	};
3328	} else {	4240	} else {
3329	LOG llevInfo, "[ABT] $msg\n";	4241	LOG llevInfo, "[ABT] $msg\n";
3330	LOG llevInfo, "[ABT] [suppressed]\n";	4242	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3331	}	4243	}
3332	}	4244	}
3333		4245
3334	# load additional modules	4246	# load additional modules
3335	use cf::pod;	4247	require "cf/$_.pm" for @EXTRA_MODULES;
		4248	cf::_connect_to_perl_2;
3336		4249
3337	END { cf::emergency_save }	4250	END { cf::emergency_save }
3338		4251
3339	1	4252	1
3340		4253

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