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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.568 by root, Tue May 3 17:12:14 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	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;
		61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
34		64
35	# configure various modules to our taste	65	# configure various modules to our taste
36	#	66	#
37	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
38	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";
39	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
40		75
41	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
42		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		78
48	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;
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
52		85
53	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
63	our $DATADIR = datadir;	99	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
67	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
72	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;
73		120
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	123	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
84		132
85	our %CFG;	133	our %CFG;
86		134
87	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
89		138
90	our %PLAYER; # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
93		142
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		145
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
99	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 $REALLY_UNLOOP; # never set to true, please :)
100		155
101	binmode STDOUT;	156	binmode STDOUT;
102	binmode STDERR;	157	binmode STDERR;
103		158
104	# read virtual server time, if available	159	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
109	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
110		167
111	mkdir $_	168	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		170
114	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
115		172
116	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::"} };
117		189
118	#############################################################################	190	#############################################################################
119		191
120	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
121		193
…		…
157		229
158	The raw value load value from the last tick.	230	The raw value load value from the last tick.
159		231
160	=item %cf::CFG	232	=item %cf::CFG
161		233
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	235	from wherever your confdir points to.
164		236
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		238
167	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
168	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
169	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.
170		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
171	=back	260	=back
172		261
173	=cut	262	=cut
174		263
175	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
176	*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 {
177	my $msg = join "", @_;	271	my $msg = join "", @_;
178		272
179	$msg .= "\n"	273	$msg .= "\n"
180	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
181		275
182	$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;
183		277
184	utf8::encode $msg;
185	LOG llevError, $msg;	278	LOG llevWarn, $msg;
186	};	279	};
187	}	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	};
188		294
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	305	for my $pkg (qw(
200	cf::global cf::attachable	306	cf::global cf::attachable
201	cf::object cf::object::player	307	cf::object cf::object::player
202	cf::client cf::player	308	cf::client cf::player
203	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
204	cf::map cf::party cf::region	311	cf::party cf::region
205	)) {	312	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	314	}
209		315
210	$Event::DIED = sub {	316	$EV::DIED = sub {
211	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
212	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
213		324
214	#############################################################################	325	#############################################################################
215		326
216	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
217		328
…		…
238	$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;
239	$d	350	$d
240	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
241	}	352	}
242		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
243	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
244		369
245	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
246		371
247	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
248		373
249	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
250		375
251	=cut	376	=cut
252		377
253	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
254		379
255	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
256	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	}
257		444
258	=item cf::lock_wait $string	445	=item cf::lock_wait $string
259		446
260	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
261		448
262	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
263		450
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
267	returned.	454	returned.
268		455
		456	Locks are *not* recursive, locking from the same coro twice results in a
		457	deadlocked coro.
		458
269	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
270	uses map_find and cf::map::load uses map_load).	460	uses map_find and cf::map::load uses map_load).
271		461
272	=item $locked = cf::lock_active $string	462	=item $locked = cf::lock_active $string
273		463
274	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.
275		465
276	=cut	466	=cut
277		467
278	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
279		469
280	sub lock_wait($) {	470	sub lock_wait($) {
281	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	472	}
289		473
290	sub lock_acquire($) {	474	sub lock_acquire($) {
291	my ($key) = @_;	475	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	476	}
303		477
304	sub lock_active($) {	478	sub lock_active($) {
305	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	480	}
309		481
310	sub freeze_mainloop {	482	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
312		484
313	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
314	$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	}
315	};	556	}
316	$TICK_WATCHER->stop;	557	};
317	$guard	558
		559	sub get_slot($;$$) {
		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;
318	}	572	}
319		573
320	=item cf::async { BLOCK }	574	=item cf::async { BLOCK }
321		575
322	Currently the same as Coro::async_pool, meaning you cannot use	576	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		581
328	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
329		583
330	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
331		585
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
333	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
334	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
335	acceptable.	589	acceptable.
336		590
337	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
338	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
…		…
342	=cut	596	=cut
343		597
344	sub sync_job(&) {	598	sub sync_job(&) {
345	my ($job) = @_;	599	my ($job) = @_;
346		600
347	if ($Coro::current == $Coro::main) {	601	if (in_main) {
348	my $time = Event::time;	602	my $time = AE::time;
349		603
350	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
352		606
353	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	608
355	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
356		610
357	my $busy = 1;	611	my $busy = 1;
358	my @res;	612	my @res;
359		613
360	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	616	@res = eval { $job->() };
362	warn $@ if $@;	617	error $@ if $@;
363	undef $busy;	618	undef $busy;
364	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
365		620
366	while ($busy) {	621	while ($busy) {
367	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
368	}	626	}
		627	}
369		628
370	$time = Event::time - $time;	629	my $time = AE::time - $time;
371		630
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
376		632
377	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
378	} else {	634	} else {
379	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
380		636
…		…
400	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
401		657
402	$coro	658	$coro
403	}	659	}
404		660
405	=item fork_call { }, $args	661	=item fork_call { }, @args
406		662
407	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
408	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
409	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
410	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
411		667
412	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
413		673
414	sub fork_call(&@) {	674	sub fork_call(&@) {
415	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
416		676
417	# 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,
418	# or die "socketpair: $!";	678	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	679	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		680
422	if (my $pid = fork) {	681	my @res = Coro::Util::fork_eval {
423	close $fh2;	682	cf::post_fork;
		683	&$cb
		684	} @args;
424		685
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	686	wantarray ? @res : $res[-1]
426	warn "pst<$res>" unless $res =~ /^pst/;	687	}
427	$res = Coro::Storable::thaw $res;
428		688
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	689	sub objinfo {
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;
436	local $SIG{__WARN__};
437	local $SIG{__DIE__};
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442
443	my @res = eval { $cb->(@args) };
444
445	open my $fh, ">", \my $buf
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}	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
460	}	725	}
461		726
462	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
463		728
464	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
467		732
468	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
469	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).
470		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
471	=cut	741	=cut
		742
		743	sub db_table($) {
		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	}
472		762
473	our $DB;	763	our $DB;
474		764
475	sub db_init {	765	sub db_init {
476	unless ($DB) {	766	$DB ||= db_table "db";
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {
480	eval {
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}
490	}	767	}
491		768
492	sub db_get($$) {	769	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
494		771
495	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
496	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
497		776
498	$! ? ()	777	$! ? ()
499	: $data	778	: $data
500	}
501	}	779	}
502		780
503	sub db_put($$$) {	781	sub db_put($$$) {
504	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
505	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
533		811
534	my @data;	812	my @data;
535	my $md5;	813	my $md5;
536		814
537	for (0 .. $#$src) {	815	for (0 .. $#$src) {
538	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
539	or Carp::croak "$src->[$_]: $!";
540	}	817	}
541		818
542	# if processing is expensive, check	819	# if processing is expensive, check
543	# checksum first	820	# checksum first
544	if (1) {	821	if (1) {
545	$md5 =	822	$md5 =
546	join "\x00",	823	join "\x00",
547	$processversion,	824	$processversion,
548	map {	825	map {
549	Coro::cede;	826	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	828	} 0.. $#$src;
552		829
553		830
554	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
561		838
562	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
563	my $data = $process->(\@data);	840	my $data = $process->(\@data);
564	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
565		842
566	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
567		844
568	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
569	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
570	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
571		848
…		…
581		858
582	=cut	859	=cut
583		860
584	sub datalog($@) {	861	sub datalog($@) {
585	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
586	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
587	}	864	}
588		865
589	=back	866	=back
590		867
591	=cut	868	=cut
592		869
593	#############################################################################	870	#############################################################################
594		871
595	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
596		873
597	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
598	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")
599	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
600		877
601	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>
602	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
603	Crossfire TRT).	880	Deliantra).
604		881
605	=over 4	882	=over 4
606		883
607	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
608		885
…		…
652	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
653		930
654	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
655	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
656		933
657	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
658	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.
659		936
660	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
661		938
662	=over 4	939	=over 4
…		…
786		1063
787	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
788	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
789		1066
790	} elsif (ref $type) {	1067	} elsif (ref $type) {
791	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
792		1069
793	} else {	1070	} else {
794	shift @arg;	1071	shift @arg;
795	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
796	}	1073	}
797	}	1074	}
798	}	1075	}
799		1076
800	sub _object_attach {	1077	sub _object_attach {
…		…
810	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
811	}	1088	}
812		1089
813	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
814	} else {	1091	} else {
815	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
816	}	1093	}
817		1094
818	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
819	}	1096	}
820		1097
…		…
860	";	1137	";
861	die if $@;	1138	die if $@;
862	}	1139	}
863		1140
864	our $override;	1141	our $override;
865	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?
866		1143
867	sub override {	1144	sub override {
868	$override = 1;	1145	$override = 1;
869	@invoke_results = ();	1146	@INVOKE_RESULTS = (@_);
870	}	1147	}
871		1148
872	sub do_invoke {	1149	sub do_invoke {
873	my $event = shift;	1150	my $event = shift;
874	my $callbacks = shift;	1151	my $callbacks = shift;
875		1152
876	@invoke_results = ();	1153	@INVOKE_RESULTS = ();
877		1154
878	local $override;	1155	local $override;
879		1156
880	for (@$callbacks) {	1157	for (@$callbacks) {
881	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
882		1159
883	if ($@) {	1160	if ($@) {
884	warn "$@";
885	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
886	override;	1162	override;
887	}	1163	}
888		1164
889	return 1 if $override;	1165	return 1 if $override;
890	}	1166	}
891		1167
892	0	1168	0
893	}	1169	}
894		1170
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1172
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1174
899	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
900		1176
901	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
902	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
903	results (if you must, access C<@cf::invoke_results> directly).	1179	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1180
905	=back	1181	=back
906		1182
907	=cut	1183	=cut
908		1184
909	#############################################################################	1185	#############################################################################
910	# 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, $ob2
		1228	}
911		1229
912	sub reattach {	1230	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1232	my ($obj) = @_;
915		1233
		1234	# no longer needed after getting rid of delete_package?
916	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
917		1236
918	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
919		1238
920	@$registry = ();	1239	@$registry = ();
921		1240
…		…
926	for (@$attach) {	1245	for (@$attach) {
927	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
928	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
929	}	1248	}
930	} else {	1249	} else {
931	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
932	}	1251	}
933	}	1252	}
934	}	1253	}
935		1254
936	cf::attachable->attach (	1255	cf::attachable->attach (
937	prio => -1000000,	1256	prio => -1000000,
938	on_instantiate => sub {	1257	on_instantiate => sub {
939	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
940		1259
941	$data = from_json $data;	1260	$data = decode_json $data;
942		1261
943	for (@$data) {	1262	for (@$data) {
944	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
945		1264
946	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1281	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
964		1283
965	sync_job {	1284	sync_job {
966	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
969		1290
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	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	}
974	close $fh;	1298	aio_close $fh;
975		1299
976	if (@$objs) {	1300	if (@$objs) {
977	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) {
978	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
981	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	}
982	close $fh;	1309	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
984	}	1311	}
985	} else {	1312	} else {
986	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
987	}	1314	}
988		1315
989	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1320	} else {
991	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
992	}	1322	}
993	} else {	1323	} else {
994	aio_unlink $filename;	1324	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
996	}	1326	}
997	}	1327	};
998	}	1328	}
999		1329
1000	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1002		1332
…		…
1014	or return;	1344	or return;
1015		1345
1016	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1348	or return;
		1349
1019	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1020	}	1352	}
1021		1353
		1354	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1024	return ($data, $av);	1359	($data, $av)
1025	}	1360	}
1026		1361
1027	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1028		1363
1029	=over 4	1364	=over 4
…		…
1083	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1084		1419
1085	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1086	}	1421	}
1087		1422
		1423	use File::Glob ();
		1424
1088	cf::player->attach (	1425	cf::player->attach (
1089	on_command => sub {	1426	on_unknown_command => sub {
1090	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1091		1428
1092	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1093	or return;	1430	or return;
1094		1431
…		…
1102	my ($pl, $buf) = @_;	1439	my ($pl, $buf) = @_;
1103		1440
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1441	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1442
1106	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
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1451	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1452	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1453	}
		1454
		1455	$pl->ext_reply ($reply, @reply)
		1456	if $reply;
		1457
1112	} else {	1458	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1460	}
1115		1461
1116	cf::override;	1462	cf::override;
1117	},	1463	},
1118	);	1464	);
1119		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
1120	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1121	cf::sync_job {	1482	cf::sync_job {
1122	my %todo;	1483	my %todo;
1123		1484
1124	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1125	next unless -r $path;	1486	next unless -r $path;
…		…
1143		1504
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1507
1147	$ext{source} =	1508	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1149	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1150	. $source	1511	. $source
1151	. "\n};\n1";	1512	. "\n};\n1";
1152		1513
1153	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1154	}	1515	}
1155		1516
		1517	my $pass = 0;
1156	my %done;	1518	my %done;
1157	while (%todo) {	1519	while (%todo) {
1158	my $progress;	1520	my $progress;
1159		1521
		1522	++$pass;
		1523
		1524	ext:
1160	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1527	next ext
1163	unless exists $done{$_};	1528	unless exists $done{$_};
1164	}	1529	}
1165		1530
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1532
1168	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1173	warn $msg;	1540
1174	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1175	exit 1;	1542	delete $todo{$k};
1176	}	1543	} else {
1177		1544	$done{$k} = delete $todo{$k};
1178	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1179	}	1550	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1551	}
1185		1552
1186	skip:	1553	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	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	}
1189	}	1563	}
1190	};	1564	};
1191	}	1565	}
1192		1566
1193	#############################################################################	1567	#############################################################################
1194		1568
1195	=back	1569	=back
1196		1570
1197	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1198		1572
1199	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1200		1574
1201	=cut	1575	=cut
1202		1576
1203	package cf::player;	1577	package cf::player;
1204		1578
1205	use Coro::AIO;	1579	use Coro::AIO;
1206		1580
1207	=head3 cf::player	1581	=head3 cf::player
1208		1582
1209	=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	}
1210		1598
1211	=item cf::player::find $login	1599	=item cf::player::find $login
1212		1600
1213	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1214		1602
…		…
1233		1621
1234	sub exists($) {	1622	sub exists($) {
1235	my ($login) = @_;	1623	my ($login) = @_;
1236		1624
1237	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1239	}	1627	}
1240		1628
1241	sub find($) {	1629	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1631	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1642
1255	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1256	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;
1257	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1258	}	1652	}
1259	}	1653	}
1260	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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	);
1261		1668
1262	sub save($) {	1669	sub save($) {
1263	my ($pl) = @_;	1670	my ($pl) = @_;
1264		1671
1265	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1271		1678
1272	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1274		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
1275	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1276	Coro::cede;	1688	cf::cede_to_tick;
1277	}	1689	}
1278		1690
1279	sub new($) {	1691	sub new($) {
1280	my ($login) = @_;	1692	my ($login) = @_;
1281		1693
…		…
1287	$cf::PLAYER{$login} = $self;	1699	$cf::PLAYER{$login} = $self;
1288		1700
1289	$self	1701	$self
1290	}	1702	}
1291		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
1292	=item $pl->quit_character	1714	=item $pl->quit_character
1293		1715
1294	Nukes the player without looking back. If logged in, the connection will	1716	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1717	be destroyed. May block for a long time.
1296		1718
…		…
1300	my ($pl) = @_;	1722	my ($pl) = @_;
1301		1723
1302	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1303		1725
1304	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1305	$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
1306		1728
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1308	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1310	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1311		1737
1312	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1314	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1349	or return [];	1775	or return [];
1350		1776
1351	my @logins;	1777	my @logins;
1352		1778
1353	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") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1357		1789
1358	utf8::decode $login;	1790	utf8::decode $login;
1359	push @logins, $login;	1791	push @logins, $login;
1360	}	1792	}
1361		1793
1362	\@logins	1794	\@logins
1363	}	1795	}
1364		1796
1365	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1366		1800
1367	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1368	player. May block.	1802	player. May block.
1369		1803
1370	=cut	1804	=cut
…		…
1388	}	1822	}
1389		1823
1390	\@paths	1824	\@paths
1391	}	1825	}
1392		1826
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1828
1395	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1396		1830
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1831	=item $player->ext_reply ($msgid, @msg)
1444		1832
1445	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1446		1834
1447	=cut	1835	=cut
1448		1836
1449	sub ext_reply($$%) {	1837	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1838	my ($self, $id, @msg) = @_;
1451		1839
1452	$msg{msgid} = $id;	1840	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1841	}
1455		1842
1456	=item $player->ext_event ($type, %msg)	1843	=item $player->ext_msg ($type, @msg)
1457		1844
1458	Sends an ext event to the client.	1845	Sends an ext event to the client.
1459		1846
1460	=cut	1847	=cut
1461		1848
1462	sub ext_event($$%) {	1849	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1850	my ($self, $type, @msg) = @_;
1464		1851
1465	$self->ns->ext_event ($type, %msg);	1852	$self->ns->ext_msg ($type, @msg);
1466	}	1853	}
1467		1854
1468	=head3 cf::region	1855	=head3 cf::region
1469		1856
1470	=over 4	1857	=over 4
…		…
1480	=cut	1867	=cut
1481		1868
1482	sub find_by_path($) {	1869	sub find_by_path($) {
1483	my ($path) = @_;	1870	my ($path) = @_;
1484		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1485	my ($match, $specificity);	1874	my ($match, $specificity);
1486		1875
1487	for my $region (list) {	1876	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1879	if $region->specificity > $specificity;
1491	}	1880	}
1492	}	1881	}
1493		1882
…		…
1514	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1516		1905
1517	sub generate_random_map {	1906	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1519	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1520	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1524	$rmp->{exit_on_final_map},
1525	$rmp->{xsize}, $rmp->{ysize},
1526	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1527	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1528	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1529	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1530	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1531	(cf::region::find $rmp->{region}), $rmp->{custom}
1532	)
1533	}	1912	}
1534		1913
1535	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1536		1915
1537	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
…		…
1542		1921
1543	sub register {	1922	sub register {
1544	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1545	my $pkg = caller;	1924	my $pkg = caller;
1546		1925
1547	no strict;
1548	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1549		1927
1550	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1551	}	1929	}
1552		1930
1553	# also paths starting with '/'	1931	# also paths starting with '/'
1554	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1555		1933
1556	sub thawer_merge {	1934	sub thawer_merge {
1557	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1558		1936
1559	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1564	}	1942	}
1565		1943
1566	sub normalise {	1944	sub normalise {
1567	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1568		1946
1569	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1570		1948
1571	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1572		1950
1573	# map plan:	1951	# map plan:
1574	#	1952	#
…		…
1589	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1590	$path = "$base/$path";	1968	$path = "$base/$path";
1591	}	1969	}
1592		1970
1593	for ($path) {	1971	for ($path) {
1594	redo if s{//}{/};
1595	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1596	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1597	}	1974	}
1598		1975
1599	$path	1976	$path
…		…
1613	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1614	return $self;	1991	return $self;
1615	}	1992	}
1616	}	1993	}
1617		1994
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1619	()	1996	()
1620	}	1997	}
1621		1998
		1999	# may re-bless or do other evil things
1622	sub init {	2000	sub init {
1623	my ($self) = @_;	2001	my ($self) = @_;
1624		2002
1625	$self	2003	$self
1626	}	2004	}
…		…
1645		2023
1646	# the temporary/swap location	2024	# the temporary/swap location
1647	sub save_path {	2025	sub save_path {
1648	my ($self) = @_;	2026	my ($self) = @_;
1649		2027
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1652	}	2030	}
1653		2031
1654	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1655	sub uniq_path {	2033	sub uniq_path {
1656	my ($self) = @_;	2034	my ($self) = @_;
1657		2035
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	2038	}
1670		2039
1671	sub decay_objects {	2040	sub decay_objects {
1672	my ($self) = @_;	2041	my ($self) = @_;
1673		2042
…		…
1686		2055
1687	sub load_header_from($) {	2056	sub load_header_from($) {
1688	my ($self, $path) = @_;	2057	my ($self, $path) = @_;
1689		2058
1690	utf8::encode $path;	2059	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	2060	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	2061	or return;
1696		2062
		2063	$self->_load_header ($f)
		2064	or return;
		2065
		2066	local $MAP_LOADING{$self->{path}} = $self;
		2067	$f->resolve_delayed_derefs;
		2068
1697	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1698		2070
1699	1	2071	1
1700	}	2072	}
1701		2073
		2074	# used to laod the header of an original map
1702	sub load_header_orig {	2075	sub load_header_orig {
1703	my ($self) = @_;	2076	my ($self) = @_;
1704		2077
1705	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1706	}	2079	}
1707		2080
		2081	# used to laod the header of an instantiated map
1708	sub load_header_temp {	2082	sub load_header_temp {
1709	my ($self) = @_;	2083	my ($self) = @_;
1710		2084
1711	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1712	}	2086	}
1713		2087
		2088	# called after loading the header from an instantiated map
1714	sub prepare_temp {	2089	sub prepare_temp {
1715	my ($self) = @_;	2090	my ($self) = @_;
1716		2091
1717	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1718	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1719	# safety	2094	# safety
1720	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1721	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1722	}	2097	}
1723		2098
		2099	# called after loading the header from an original map
1724	sub prepare_orig {	2100	sub prepare_orig {
1725	my ($self) = @_;	2101	my ($self) = @_;
1726		2102
1727	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
1728	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1752		2128
1753	sub find;	2129	sub find;
1754	sub find {	2130	sub find {
1755	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
1756		2132
		2133	cf::cede_to_tick;
		2134
1757	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
1758		2136
		2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2139
1761	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
1764	or return;	2142	or return;
1765		2143
1766	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
1767		2145
…		…
1769	or return;	2147	or return;
1770		2148
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2149	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2150	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2151	#$cf::WAIT_FOR_TICK->wait;
		2152	undef $guard2;
		2153	undef $guard1;
1774	$map->reset;	2154	$map->reset;
1775	undef $guard;
1776	return find $path;	2155	return find $path;
1777	}	2156	}
1778		2157
1779	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
1780	}	2159	}
1781	}	2160	}
1782		2161
1783	sub pre_load { }	2162	sub pre_load { }
1784	sub post_load { }	2163	#sub post_load { } # XS
1785		2164
1786	sub load {	2165	sub load {
1787	my ($self) = @_;	2166	my ($self) = @_;
1788		2167
1789	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
1790		2169
1791	my $path = $self->{path};	2170	my $path = $self->{path};
1792		2171
1793	{	2172	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2173	my $guard = cf::lock_acquire "map_data:$path";
1795		2174
		2175	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2176	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2177
1798	$self->in_memory (cf::MAP_LOADING);	2178	$self->in_memory (cf::MAP_LOADING);
1799		2179
1800	$self->alloc;	2180	$self->alloc;
1801		2181
1802	$self->pre_load;	2182	$self->pre_load;
1803	Coro::cede;	2183	cf::cede_to_tick;
1804		2184
1805	$self->_load_objects ($self->{load_path}, 1)	2185	if (exists $self->{load_path}) {
		2186	my $f = new_from_file cf::object::thawer $self->{load_path};
		2187	$f->skip_block;
		2188	$self->_load_objects ($f)
1806	or return;	2189	or return;
1807		2190
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2191	$self->post_load_original
1809	if delete $self->{load_original};	2192	if delete $self->{load_original};
1810		2193
1811	if (my $uniq = $self->uniq_path) {	2194	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2195	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2196	unless (aio_stat $uniq) {
		2197	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2198	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2199	$self->_load_objects ($f);
		2200	$f->resolve_delayed_derefs;
		2201	}
		2202	}
1816	}	2203	}
1817	}
1818		2204
1819	Coro::cede;	2205	$f->resolve_delayed_derefs;
		2206	} else {
		2207	$self->post_load_original
		2208	if delete $self->{load_original};
		2209	}
		2210
		2211	cf::cede_to_tick;
1820	# now do the right thing for maps	2212	# now do the right thing for maps
1821	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2215	unless $self->difficulty;
1824	Coro::cede;	2216	cf::cede_to_tick;
1825		2217
1826	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2219	$self->decay_objects;
1828	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
1829	$self->update_buttons;	2221	$self->update_buttons;
1830	Coro::cede;	2222	cf::cede_to_tick;
1831	$self->set_darkness_map;	2223	#$self->activate; # no longer activate maps automatically
1832	Coro::cede;
1833	$self->activate;
1834	}	2224	}
1835		2225
		2226	$self->{last_save} = $cf::RUNTIME;
		2227	$self->last_access ($cf::RUNTIME);
		2228
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2229	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2230	}
1838		2231
1839	$self->post_load;	2232	$self->post_load;
1840	}
1841		2233
		2234	1
		2235	}
		2236
		2237	# customize the map for a given player, i.e.
		2238	# return the _real_ map. used by e.g. per-player
		2239	# maps to change the path to ~playername/mappath
1842	sub customise_for {	2240	sub customise_for {
1843	my ($self, $ob) = @_;	2241	my ($self, $ob) = @_;
1844		2242
1845	return find "~" . $ob->name . "/" . $self->{path}	2243	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2244	if $self->per_player;
…		…
1850		2248
1851	$self	2249	$self
1852	}	2250	}
1853		2251
1854	# find and load all maps in the 3x3 area around a map	2252	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2253	sub load_neighbours {
1856	my ($map) = @_;	2254	my ($map) = @_;
1857		2255
1858	my @diag; # diagonal neighbours	2256	my @neigh; # diagonal neighbours
1859		2257
1860	for (0 .. 3) {	2258	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2259	my $neigh = $map->tile_path ($_)
1862	or next;	2260	or next;
1863	$neigh = find $neigh, $map	2261	$neigh = find $neigh, $map
1864	or next;	2262	or next;
1865	$neigh->load;	2263	$neigh->load;
1866		2264
		2265	# now find the diagonal neighbours
		2266	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2267	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2268	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2269	}
1870		2270
1871	for (@diag) {	2271	for (grep defined $_->[0], @neigh) {
		2272	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2273	my $neigh = find $path, $origin
1873	or next;	2274	or next;
1874	$neigh->load;	2275	$neigh->load;
1875	}	2276	}
1876	}	2277	}
1877		2278
1878	sub find_sync {	2279	sub find_sync {
1879	my ($path, $origin) = @_;	2280	my ($path, $origin) = @_;
1880		2281
1881	cf::sync_job { find $path, $origin }	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2283	if $Coro::current == $Coro::main;
		2284
		2285	find $path, $origin
1882	}	2286	}
1883		2287
1884	sub do_load_sync {	2288	sub do_load_sync {
1885	my ($map) = @_;	2289	my ($map) = @_;
1886		2290
1887	cf::sync_job { $map->load };	2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2292	if $Coro::current == $Coro::main;
		2293
		2294	$map->load;
1888	}	2295	}
1889		2296
1890	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
1892		2299
1893	sub find_async {	2300	sub find_async {
1894	my ($path, $origin) = @_;	2301	my ($path, $origin, $load) = @_;
1895		2302
1896	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
1897		2304
1898	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2306	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2307	}
1901		2308
1902	undef $MAP_PREFETCH{$path};	2309	$MAP_PREFETCH{$path} |= $load;
		2310
1903	$MAP_PREFETCHER ||= cf::async {	2311	$MAP_PREFETCHER ||= cf::async {
		2312	$Coro::current->{desc} = "map prefetcher";
		2313
1904	while (%MAP_PREFETCH) {	2314	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2315	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2316	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2317	$map->load if $v;
		2318	}
1909		2319
1910	delete $MAP_PREFETCH{$path};	2320	delete $MAP_PREFETCH{$k};
1911	}	2321	}
1912	}	2322	}
1913	undef $MAP_PREFETCHER;	2323	undef $MAP_PREFETCHER;
1914	};	2324	};
1915	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
1916		2326
1917	()	2327	()
1918	}	2328	}
1919		2329
		2330	# common code, used by both ->save and ->swapout
1920	sub save {	2331	sub _save {
1921	my ($self) = @_;	2332	my ($self) = @_;
1922
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;
1924		2333
1925	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
1926		2335
1927	return unless $self->dirty;	2336	return unless $self->dirty;
1928		2337
…		…
1934	return if $self->{deny_save};	2343	return if $self->{deny_save};
1935		2344
1936	local $self->{last_access} = $self->last_access;#d#	2345	local $self->{last_access} = $self->last_access;#d#
1937		2346
1938	cf::async {	2347	cf::async {
		2348	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2349	$_->contr->save for $self->players;
1940	};	2350	};
		2351
		2352	cf::get_slot 0.02;
1941		2353
1942	if ($uniq) {	2354	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2355	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2356	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2357	} else {
1946	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1947	}	2359	}
1948	}	2360	}
1949		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
1950	sub swap_out {	2370	sub swap_out {
1951	my ($self) = @_;	2371	my ($self) = @_;
1952		2372
1953	# save first because save cedes
1954	$self->save;
1955
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2374
		2375	return if $self->in_memory != cf::MAP_ACTIVE;
		2376	return if $self->{deny_save};
1958	return if $self->players;	2377	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};
1961		2378
		2379	# first deactivate the map and "unlink" it from the core
		2380	$self->deactivate;
		2381	$_->clear_links_to ($self) for values %cf::MAP;
		2382	$self->in_memory (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
1962	$self->clear;	2388	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2389	}
1965		2390
1966	sub reset_at {	2391	sub reset_at {
1967	my ($self) = @_;	2392	my ($self) = @_;
1968		2393
…		…
1986		2411
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2413
1989	return if $self->players;	2414	return if $self->players;
1990		2415
1991	warn "resetting map ", $self->path;	2416	cf::trace "resetting map ", $self->path, "\n";
1992		2417
1993	$self->in_memory (cf::MAP_SWAPPED);	2418	$self->in_memory (cf::MAP_SWAPPED);
1994		2419
1995	# need to save uniques path	2420	# need to save uniques path
1996	unless ($self->{deny_save}) {	2421	unless ($self->{deny_save}) {
…		…
2000	if $uniq;	2425	if $uniq;
2001	}	2426	}
2002		2427
2003	delete $cf::MAP{$self->path};	2428	delete $cf::MAP{$self->path};
2004		2429
		2430	$self->deactivate;
		2431	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2432	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2433
2009	$self->unlink_save;	2434	$self->unlink_save;
2010	$self->destroy;	2435	$self->destroy;
2011	}	2436	}
2012		2437
2013	my $nuke_counter = "aaaa";	2438	my $nuke_counter = "aaaa";
2014		2439
2015	sub nuke {	2440	sub nuke {
2016	my ($self) = @_;	2441	my ($self) = @_;
2017		2442
		2443	{
		2444	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2445
2018	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2019		2447
2020	$self->unlink_save;	2448	$self->unlink_save;
2021		2449
2022	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2023	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2455
2028	$cf::MAP{$self->path} = $self;	2456	$cf::MAP{$self->path} = $self;
		2457	}
2029		2458
2030	$self->reset; # polite request, might not happen	2459	$self->reset; # polite request, might not happen
2031	}	2460	}
2032		2461
2033	=item $maps = cf::map::tmp_maps	2462	=item $maps = cf::map::tmp_maps
…		…
2075		2504
2076	sub unique_maps() {	2505	sub unique_maps() {
2077	[	2506	[
2078	map {	2507	map {
2079	utf8::decode $_;	2508	utf8::decode $_;
2080	/\.map$/	2509	s/\.map$//; # TODO future compatibility hack
		2510	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2511	? ()
2081	? normalise $_	2512	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2514	]
2085	}	2515	}
2086		2516
2087	package cf;	2517	=item cf::map::static_maps
		2518
		2519	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2520	file in the shared directory excluding F</styles> and F</editor>). May
		2521	block.
		2522
		2523	=cut
		2524
		2525	sub static_maps() {
		2526	my @dirs = "";
		2527	my @maps;
		2528
		2529	while (@dirs) {
		2530	my $dir = shift @dirs;
		2531
		2532	next if $dir eq "/styles" || $dir eq "/editor";
		2533
		2534	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2535	or return;
		2536
		2537	for (@$files) {
		2538	s/\.map$// or next;
		2539	utf8::decode $_;
		2540	push @maps, "$dir/$_";
		2541	}
		2542
		2543	push @dirs, map "$dir/$_", @$dirs;
		2544	}
		2545
		2546	\@maps
		2547	}
2088		2548
2089	=back	2549	=back
2090		2550
2091	=head3 cf::object	2551	=head3 cf::object
2092		2552
…		…
2096		2556
2097	=over 4	2557	=over 4
2098		2558
2099	=item $ob->inv_recursive	2559	=item $ob->inv_recursive
2100		2560
2101	Returns the inventory of the object _and_ their inventories, recursively.	2561	Returns the inventory of the object I<and> their inventories, recursively,
		2562	but I<not> the object itself.
2102		2563
2103	=cut	2564	=cut
2104		2565
2105	sub inv_recursive_;	2566	sub inv_recursive_;
2106	sub inv_recursive_ {	2567	sub inv_recursive_ {
…		…
2109		2570
2110	sub inv_recursive {	2571	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2572	inv_recursive_ inv $_[0]
2112	}	2573	}
2113		2574
		2575	=item $ref = $ob->ref
		2576
		2577	Creates and returns a persistent reference to an object that can be stored as a string.
		2578
		2579	=item $ob = cf::object::deref ($refstring)
		2580
		2581	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2582	even if the object actually exists. May block.
		2583
		2584	=cut
		2585
		2586	sub deref {
		2587	my ($ref) = @_;
		2588
		2589	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2590	my ($uuid, $name) = ($1, $2);
		2591	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2592	or return;
		2593	$pl->ob->uuid eq $uuid
		2594	or return;
		2595
		2596	$pl->ob
		2597	} else {
		2598	warn "$ref: cannot resolve object reference\n";
		2599	undef
		2600	}
		2601	}
		2602
2114	package cf;	2603	package cf;
2115		2604
2116	=back	2605	=back
2117		2606
2118	=head3 cf::object::player	2607	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2613	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2614	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2615	dialogue with the given NPC character.
2127		2616
2128	=cut	2617	=cut
		2618
		2619	our $SAY_CHANNEL = {
		2620	id => "say",
		2621	title => "Map",
		2622	reply => "say ",
		2623	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2624	};
		2625
		2626	our $CHAT_CHANNEL = {
		2627	id => "chat",
		2628	title => "Chat",
		2629	reply => "chat ",
		2630	tooltip => "Player chat and shouts, global to the server.",
		2631	};
2129		2632
2130	# rough implementation of a future "reply" method that works	2633	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2634	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2635	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2636	sub cf::object::player::reply($$$;$) {
…		…
2140		2643
2141	} else {	2644	} else {
2142	my $pl = $self->contr;	2645	my $pl = $self->contr;
2143		2646
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2647	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2648	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2649	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2650
2153	} else {	2651	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2652	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2653	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2654	}
2157	}	2655	}
		2656	}
		2657
		2658	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2659
		2660	=cut
		2661
		2662	sub cf::object::send_msg {
		2663	my $pl = shift->contr
		2664	or return;
		2665	$pl->send_msg (@_);
2158	}	2666	}
2159		2667
2160	=item $player_object->may ("access")	2668	=item $player_object->may ("access")
2161		2669
2162	Returns wether the given player is authorized to access resource "access"	2670	Returns wether the given player is authorized to access resource "access"
…		…
2175		2683
2176	=item $player_object->enter_link	2684	=item $player_object->enter_link
2177		2685
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2686	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2687
2180	The player should be reasonably safe there for short amounts of time. You	2688	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2689	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2690	though, as the player cannot control the character while it is on the link
		2691	map.
2182		2692
2183	Will never block.	2693	Will never block.
2184		2694
2185	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2186		2696
…		…
2206	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2207	my ($self) = @_;	2717	my ($self) = @_;
2208		2718
2209	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2210		2720
		2721	++$self->{_link_recursion};
		2722
2211	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2212		2724
2213	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2214	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2215		2727
2216	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2217	}	2729	}
2218		2730
2219	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2220	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2221		2733
…		…
2238	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2240		2752
2241	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2244		2756
2245	$map->load;	2757	$map->load;
2246	$map->load_diag;	2758	$map->load_neighbours;
2247		2759
2248	return unless $self->contr->active;	2760	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2761
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2253	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2254		2769
		2770	}
		2771
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2772	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2256		2773
2257	Moves the player to the given map-path and coordinates by first freezing	2774	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2776	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2777	the new (success) or old (failed) map position. In either case, $done will
		2778	be called at the end of this process.
		2779
		2780	Note that $check will be called with a potentially non-loaded map, so if
		2781	it needs a loaded map it has to call C<< ->load >>.
2261		2782
2262	=cut	2783	=cut
2263		2784
2264	our $GOTOGEN;	2785	our $GOTOGEN;
2265		2786
2266	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
		2789
		2790	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2791	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2792	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2793	($path, $x, $y) = @$EMERGENCY_POSITION;
		2794	}
2268		2795
2269	# do generation counting so two concurrent goto's will be executed in-order	2796	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2798
2272	$self->enter_link;	2799	$self->enter_link;
2273		2800
2274	(async {	2801	(async {
		2802	$Coro::current->{desc} = "player::goto $path $x $y";
		2803
		2804	# *tag paths override both path and x|y
		2805	if ($path =~ /^\*(.*)$/) {
		2806	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2807	my $ob = $obs[rand @obs];
		2808
		2809	# see if we actually can go there
		2810	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2811	$ob = $obs[rand @obs];
		2812	} else {
		2813	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2814	}
		2815	# else put us there anyways for now #d#
		2816
		2817	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2818	} else {
		2819	($path, $x, $y) = (undef, undef, undef);
		2820	}
		2821	}
		2822
2275	my $map = eval {	2823	my $map = eval {
2276	my $map = cf::map::find $path;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2277		2825
2278	if ($map) {	2826	if ($map) {
2279	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2281	} else {	2829	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2831	}
2284		2832
2285	$map	2833	$map
2286	};	2834	};
2287		2835
…		…
2292		2840
2293	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2296	}	2844	}
		2845
		2846	$done->($self) if $done;
2297	})->prio (1);	2847	})->prio (1);
2298	}	2848	}
2299		2849
2300	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2301		2851
…		…
2321	}	2871	}
2322		2872
2323	sub prepare_random_map {	2873	sub prepare_random_map {
2324	my ($exit) = @_;	2874	my ($exit) = @_;
2325		2875
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2876	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2877	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2878	# that depends on the exit object
2331		2879
2332	my $rmp = parse_random_map_params $exit->msg;	2880	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2882	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2883	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2884	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2885	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2886	$rmp->{origin_y} = $exit->y;
		2887
		2888	$exit->map->touch;
2339	}	2889	}
2340		2890
2341	$rmp->{random_seed} ||= $exit->random_seed;	2891	$rmp->{random_seed} ||= $exit->random_seed;
2342		2892
2343	my $data = cf::to_json $rmp;	2893	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2894	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2895	my $meta = "$RANDOMDIR/$md5.meta";
2346		2896
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2897	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2898	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2899	undef $fh;
2350	aio_rename "$meta~", $meta;	2900	aio_rename "$meta~", $meta;
2351		2901
		2902	my $slaying = "?random/$md5";
		2903
		2904	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2905	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2906	$exit->msg (undef);
		2907	}
2354	}	2908	}
2355	}	2909	}
2356		2910
2357	sub cf::object::player::enter_exit {	2911	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2912	my ($self, $exit) = @_;
2359		2913
2360	return unless $self->type == cf::PLAYER;	2914	return unless $self->type == cf::PLAYER;
2361		2915
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2916	$self->enter_link;
2374		2917
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2918	(async {
2380	$self->deactivate_recursive; # just to be sure	2919	$Coro::current->{desc} = "enter_exit";
		2920
2381	unless (eval {	2921	unless (eval {
		2922	$self->deactivate_recursive; # just to be sure
		2923
		2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2925	my $x = $exit->stats->hp;
		2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	} elsif ($slaying eq '!up') {
		2939	$map = $exit->map->tile_path (cf::TILE_UP);
		2940	$x = $exit->x;
		2941	$y = $exit->y;
		2942
		2943	} elsif ($slaying eq '!down') {
		2944	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2945	$x = $exit->x;
		2946	$y = $exit->y;
		2947	}
		2948
2382	$self->goto ($slaying, $hp, $sp);	2949	$self->goto ($map, $x, $y);
2383		2950
		2951	# if exit is damned, update players death & WoR home-position
		2952	$self->contr->savebed ($map, $x, $y)
		2953	if $exit->flag (cf::FLAG_DAMNED);
		2954
2384	1;	2955	1
2385	}) {	2956	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2957	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2958	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2959	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2960	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2961
2391	warn "ERROR in enter_exit: $@";	2962	error "ERROR in enter_exit: $@";
2392	$self->leave_link;	2963	$self->leave_link;
2393	}	2964	}
2394	})->prio (1);	2965	})->prio (1);
2395	}	2966	}
2396		2967
…		…
2410		2981
2411	utf8::encode $text;	2982	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2983	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2984	}
2414		2985
		2986	=item $client->send_big_packet ($pkt)
		2987
		2988	Like C<send_packet>, but tries to compress large packets, and fragments
		2989	them as required.
		2990
		2991	=cut
		2992
		2993	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2994
		2995	sub cf::client::send_big_packet {
		2996	my ($self, $pkt) = @_;
		2997
		2998	# try lzf for large packets
		2999	$pkt = "lzf " . Compress::LZF::compress $pkt
		3000	if 1024 <= length $pkt and $self->{can_lzf};
		3001
		3002	# split very large packets
		3003	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3004	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3005	$pkt = "frag";
		3006	}
		3007
		3008	$self->send_packet ($pkt);
		3009	}
		3010
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	3011	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		3012
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	3013	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	3014	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	3015	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	3016	the message unless the client supports the msg packet.
2421		3017
2422	=cut	3018	=cut
2423		3019
		3020	# non-persistent channels (usually the info channel)
		3021	our %CHANNEL = (
		3022	"c/motd" => {
		3023	id => "infobox",
		3024	title => "MOTD",
		3025	reply => undef,
		3026	tooltip => "The message of the day",
		3027	},
		3028	"c/identify" => {
		3029	id => "infobox",
		3030	title => "Identify",
		3031	reply => undef,
		3032	tooltip => "Items recently identified",
		3033	},
		3034	"c/examine" => {
		3035	id => "infobox",
		3036	title => "Examine",
		3037	reply => undef,
		3038	tooltip => "Signs and other items you examined",
		3039	},
		3040	"c/shopinfo" => {
		3041	id => "infobox",
		3042	title => "Shop Info",
		3043	reply => undef,
		3044	tooltip => "What your bargaining skill tells you about the shop",
		3045	},
		3046	"c/book" => {
		3047	id => "infobox",
		3048	title => "Book",
		3049	reply => undef,
		3050	tooltip => "The contents of a note or book",
		3051	},
		3052	"c/lookat" => {
		3053	id => "infobox",
		3054	title => "Look",
		3055	reply => undef,
		3056	tooltip => "What you saw there",
		3057	},
		3058	"c/who" => {
		3059	id => "infobox",
		3060	title => "Players",
		3061	reply => undef,
		3062	tooltip => "Shows players who are currently online",
		3063	},
		3064	"c/body" => {
		3065	id => "infobox",
		3066	title => "Body Parts",
		3067	reply => undef,
		3068	tooltip => "Shows which body parts you posess and are available",
		3069	},
		3070	"c/statistics" => {
		3071	id => "infobox",
		3072	title => "Statistics",
		3073	reply => undef,
		3074	tooltip => "Shows your primary statistics",
		3075	},
		3076	"c/skills" => {
		3077	id => "infobox",
		3078	title => "Skills",
		3079	reply => undef,
		3080	tooltip => "Shows your experience per skill and item power",
		3081	},
		3082	"c/shopitems" => {
		3083	id => "infobox",
		3084	title => "Shop Items",
		3085	reply => undef,
		3086	tooltip => "Shows the items currently for sale in this shop",
		3087	},
		3088	"c/resistances" => {
		3089	id => "infobox",
		3090	title => "Resistances",
		3091	reply => undef,
		3092	tooltip => "Shows your resistances",
		3093	},
		3094	"c/pets" => {
		3095	id => "infobox",
		3096	title => "Pets",
		3097	reply => undef,
		3098	tooltip => "Shows information abotu your pets/a specific pet",
		3099	},
		3100	"c/perceiveself" => {
		3101	id => "infobox",
		3102	title => "Perceive Self",
		3103	reply => undef,
		3104	tooltip => "You gained detailed knowledge about yourself",
		3105	},
		3106	"c/uptime" => {
		3107	id => "infobox",
		3108	title => "Uptime",
		3109	reply => undef,
		3110	tooltip => "How long the server has been running since last restart",
		3111	},
		3112	"c/mapinfo" => {
		3113	id => "infobox",
		3114	title => "Map Info",
		3115	reply => undef,
		3116	tooltip => "Information related to the maps",
		3117	},
		3118	"c/party" => {
		3119	id => "party",
		3120	title => "Party",
		3121	reply => "gsay ",
		3122	tooltip => "Messages and chat related to your party",
		3123	},
		3124	"c/death" => {
		3125	id => "death",
		3126	title => "Death",
		3127	reply => undef,
		3128	tooltip => "Reason for and more info about your most recent death",
		3129	},
		3130	"c/say" => $SAY_CHANNEL,
		3131	"c/chat" => $CHAT_CHANNEL,
		3132	);
		3133
2424	sub cf::client::send_msg {	3134	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	3135	my ($self, $channel, $msg, $color, @extra) = @_;
2426		3136
2427	$msg = $self->pl->expand_cfpod ($msg);	3137	$msg = $self->pl->expand_cfpod ($msg)
		3138	unless $color & cf::NDI_VERBATIM;
		3139
		3140	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3141
		3142	# check predefined channels, for the benefit of C
		3143	if ($CHANNEL{$channel}) {
		3144	$channel = $CHANNEL{$channel};
		3145
		3146	$self->ext_msg (channel_info => $channel);
		3147	$channel = $channel->{id};
		3148
		3149	} elsif (ref $channel) {
		3150	# send meta info to client, if not yet sent
		3151	unless (exists $self->{channel}{$channel->{id}}) {
		3152	$self->{channel}{$channel->{id}} = $channel;
		3153	$self->ext_msg (channel_info => $channel);
		3154	}
		3155
		3156	$channel = $channel->{id};
		3157	}
2428		3158
2429	return unless @extra || length $msg;	3159	return unless @extra || length $msg;
2430		3160
2431	if ($self->can_msg) {	3161	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3162	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3163	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		3164
2444	if ($color >= 0) {	3165	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3166	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3167	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3168	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3169
		3170	$self->send_big_packet ($pkt);
		3171	}
		3172
2455	=item $client->ext_event ($type, %msg)	3173	=item $client->ext_msg ($type, @msg)
2456		3174
2457	Sends an ext event to the client.	3175	Sends an ext event to the client.
2458		3176
2459	=cut	3177	=cut
2460		3178
2461	sub cf::client::ext_event($$%) {	3179	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3180	my ($self, $type, @msg) = @_;
2463		3181
		3182	if ($self->extcmd == 2) {
		3183	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3184	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	3185	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3186	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3187	}
		3188	}
		3189
		3190	=item $client->ext_reply ($msgid, @msg)
		3191
		3192	Sends an ext reply to the client.
		3193
		3194	=cut
		3195
		3196	sub cf::client::ext_reply($$@) {
		3197	my ($self, $id, @msg) = @_;
		3198
		3199	if ($self->extcmd == 2) {
		3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3201	} elsif ($self->extcmd == 1) {
		3202	#TODO: version 1, remove
		3203	unshift @msg, msgtype => "reply", msgid => $id;
		3204	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3205	}
2466	}	3206	}
2467		3207
2468	=item $success = $client->query ($flags, "text", \&cb)	3208	=item $success = $client->query ($flags, "text", \&cb)
2469		3209
2470	Queues a query to the client, calling the given callback with	3210	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3265	my ($ns, $buf) = @_;
2526		3266
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3267	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3268
2529	if (ref $msg) {	3269	if (ref $msg) {
		3270	my ($type, $reply, @payload) =
		3271	"ARRAY" eq ref $msg
		3272	? @$msg
		3273	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3274
		3275	my @reply;
		3276
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3277	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3278	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3279	}
		3280
		3281	$ns->ext_reply ($reply, @reply)
		3282	if $reply;
		3283
2536	} else {	3284	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3285	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3286	}
2539		3287
2540	cf::override;	3288	cf::override;
2541	},	3289	},
2542	);	3290	);
…		…
2562		3310
2563	$coro	3311	$coro
2564	}	3312	}
2565		3313
2566	cf::client->attach (	3314	cf::client->attach (
2567	on_destroy => sub {	3315	on_client_destroy => sub {
2568	my ($ns) = @_;	3316	my ($ns) = @_;
2569		3317
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3318	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3319	},
2572	);	3320	);
…		…
2587	our $safe = new Safe "safe";	3335	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3336	our $safe_hole = new Safe::Hole;
2589		3337
2590	$SIG{FPE} = 'IGNORE';	3338	$SIG{FPE} = 'IGNORE';
2591		3339
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3340	$safe->permit_only (Opcode::opset qw(
		3341	:base_core :base_mem :base_orig :base_math :base_loop
		3342	grepstart grepwhile mapstart mapwhile
		3343	sort time
		3344	));
2593		3345
2594	# here we export the classes and methods available to script code	3346	# here we export the classes and methods available to script code
2595		3347
2596	=pod	3348	=pod
2597		3349
2598	The following functions and methods are available within a safe environment:	3350	The following functions and methods are available within a safe environment:
2599		3351
2600	cf::object	3352	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3353	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3354	insert remove name archname title slaying race decrease split
		3355	value
2603		3356
2604	cf::object::player	3357	cf::object::player
2605	player	3358	player
2606		3359
2607	cf::player	3360	cf::player
…		…
2612		3365
2613	=cut	3366	=cut
2614		3367
2615	for (	3368	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3369	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3370	insert remove inv nrof name archname title slaying race
		3371	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3372	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3373	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3374	["cf::map" => qw(trigger)],
2621	) {	3375	) {
2622	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3376	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3377	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2625	for @funs;	3378	for @funs;
2626	}	3379	}
2627		3380
…		…
2642		3395
2643	my $qcode = $code;	3396	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3397	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3398	$qcode =~ s/\n/\\n/g;
2646		3399
		3400	%vars = (_dummy => 0) unless %vars;
		3401
		3402	my @res;
2647	local $_;	3403	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3404
2650	my $eval =	3405	my $eval =
2651	"do {\n"	3406	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3407	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3408	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3409	. $code
2655	. "\n}"	3410	. "\n}"
2656	;	3411	;
2657		3412
		3413	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3414	sub_generation_inc;
		3415	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3416	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	sub_generation_inc;	3417	sub_generation_inc;
		3418	} else {
		3419	local @cf::_safe_eval_args = values %vars;
		3420	@res = wantarray ? eval eval : scalar eval $eval;
		3421	}
2661		3422
2662	if ($@) {	3423	if ($@) {
2663	warn "$@";	3424	warn "$@",
2664	warn "while executing safe code '$code'\n";	3425	"while executing safe code '$code'\n",
2665	warn "with arguments " . (join " ", %vars) . "\n";	3426	"with arguments " . (join " ", %vars) . "\n";
2666	}	3427	}
2667		3428
2668	wantarray ? @res : $res[0]	3429	wantarray ? @res : $res[0]
2669	}	3430	}
2670		3431
…		…
2684	=cut	3445	=cut
2685		3446
2686	sub register_script_function {	3447	sub register_script_function {
2687	my ($fun, $cb) = @_;	3448	my ($fun, $cb) = @_;
2688		3449
2689	no strict 'refs';	3450	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3451	*$fun = $safe_hole->wrap ($cb);
2691	}	3452	}
2692		3453
2693	=back	3454	=back
2694		3455
2695	=cut	3456	=cut
…		…
2698	# the server's init and main functions	3459	# the server's init and main functions
2699		3460
2700	sub load_facedata($) {	3461	sub load_facedata($) {
2701	my ($path) = @_;	3462	my ($path) = @_;
2702		3463
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
		3468	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3469
2703	warn "loading facedata from $path\n";	3470	trace "loading facedata from $path\n";
2704		3471
2705	my $facedata;	3472	my $facedata = decode_storable load_file $path;
2706	0 < aio_load $path, $facedata
2707	or die "$path: $!";
2708
2709	$facedata = Coro::Storable::thaw $facedata;
2710		3473
2711	$facedata->{version} == 2	3474	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3475	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3476
		3477	# patch in the exptable
		3478	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3479	$facedata->{resource}{"res/exp_table"} = {
		3480	type => FT_RSRC,
		3481	data => $exp_table,
		3482	hash => (Digest::MD5::md5 $exp_table),
		3483	};
		3484	cf::cede_to_tick;
		3485
2714	{	3486	{
2715	my $faces = $facedata->{faceinfo};	3487	my $faces = $facedata->{faceinfo};
2716		3488
2717	while (my ($face, $info) = each %$faces) {	3489	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3490	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3491
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3492	cf::face::set_visibility $idx, $info->{visibility};
		3493	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3494	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3495	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2722	Coro::cede;	3496	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3497
		3498	cf::cede_to_tick;
2723	}	3499	}
2724		3500
2725	while (my ($face, $info) = each %$faces) {	3501	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3502	next unless $info->{smooth};
		3503
2727	my $idx = cf::face::find $face	3504	my $idx = cf::face::find $face
2728	or next;	3505	or next;
		3506
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3507	if (my $smooth = cf::face::find $info->{smooth}) {
		3508	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3509	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3510	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3511	error "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3512	}
2734	Coro::cede;	3513
		3514	cf::cede_to_tick;
2735	}	3515	}
2736	}	3516	}
2737		3517
2738	{	3518	{
2739	my $anims = $facedata->{animinfo};	3519	my $anims = $facedata->{animinfo};
2740		3520
2741	while (my ($anim, $info) = each %$anims) {	3521	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3522	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3523	cf::cede_to_tick;
2744	}	3524	}
2745		3525
2746	cf::anim::invalidate_all; # d'oh	3526	cf::anim::invalidate_all; # d'oh
2747	}	3527	}
2748		3528
		3529	{
		3530	my $res = $facedata->{resource};
		3531
		3532	while (my ($name, $info) = each %$res) {
		3533	if (defined $info->{type}) {
		3534	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3535
		3536	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3537	cf::face::set_type $idx, $info->{type};
		3538	} else {
		3539	$RESOURCE{$name} = $info; # unused
		3540	}
		3541
		3542	cf::cede_to_tick;
		3543	}
		3544	}
		3545
		3546	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3547
2749	1	3548	1
2750	}	3549	}
2751		3550
		3551	register_exticmd fx_want => sub {
		3552	my ($ns, $want) = @_;
		3553
		3554	while (my ($k, $v) = each %$want) {
		3555	$ns->fx_want ($k, $v);
		3556	}
		3557	};
		3558
		3559	sub load_resource_file($) {
		3560	my $guard = lock_acquire "load_resource_file";
		3561
		3562	my $status = load_resource_file_ $_[0];
		3563	get_slot 0.1, 100;
		3564	cf::arch::commit_load;
		3565
		3566	$status
		3567	}
		3568
2752	sub reload_regions {	3569	sub reload_regions {
		3570	# HACK to clear player env face cache, we need some signal framework
		3571	# for this (global event?)
		3572	%ext::player_env::MUSIC_FACE_CACHE = ();
		3573
2753	load_resource_file "$MAPDIR/regions"	3574	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3575	or die "unable to load regions file\n";
		3576
		3577	for (cf::region::list) {
		3578	$_->{match} = qr/$_->{match}/
		3579	if exists $_->{match};
		3580	}
2755	}	3581	}
2756		3582
2757	sub reload_facedata {	3583	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3584	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3585	or die "unable to load facedata\n";
2760	}	3586	}
2761		3587
2762	sub reload_archetypes {	3588	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3589	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3590	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3591	}
2771		3592
2772	sub reload_treasures {	3593	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3594	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3595	or die "unable to load treasurelists\n";
2775	}	3596	}
2776		3597
		3598	sub reload_sound {
		3599	trace "loading sound config from $DATADIR/sound\n";
		3600
		3601	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3602
		3603	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3604	my $sound = $soundconf->{compat}[$_]
		3605	or next;
		3606
		3607	my $face = cf::face::find "sound/$sound->[1]";
		3608	cf::sound::set $sound->[0] => $face;
		3609	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3610	}
		3611
		3612	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3613	my $face = cf::face::find "sound/$v";
		3614	cf::sound::set $k => $face;
		3615	}
		3616	}
		3617
2777	sub reload_resources {	3618	sub reload_resources {
2778	warn "reloading resource files...\n";	3619	trace "reloading resource files...\n";
2779		3620
		3621	reload_exp_table;
		3622	reload_materials;
		3623	reload_facedata;
		3624	reload_sound;
		3625	reload_archetypes;
2780	reload_regions;	3626	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3627	reload_treasures;
2785		3628
2786	warn "finished reloading resource files\n";	3629	trace "finished reloading resource files\n";
2787	}	3630	}
2788		3631
2789	sub init {	3632	sub reload_config {
2790	reload_resources;	3633	trace "reloading config file...\n";
2791	}
2792		3634
2793	sub cfg_load {	3635	my $config = load_file "$CONFDIR/config";
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3636	utf8::decode $config;
2795	or return;	3637	*CFG = decode_yaml $config;
2796		3638
2797	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;
2799
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3639	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2801		3640
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3641	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3642	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2804		3643
2805	if (exists $CFG{mlockall}) {	3644	if (exists $CFG{mlockall}) {
…		…
2809	};	3648	};
2810	warn $@ if $@;	3649	warn $@ if $@;
2811	}	3650	}
2812	}	3651	}
2813		3652
		3653	sub pidfile() {
		3654	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3655	or die "$PIDFILE: $!";
		3656	flock $fh, &Fcntl::LOCK_EX
		3657	or die "$PIDFILE: flock: $!";
		3658	$fh
		3659	}
		3660
		3661	# make sure only one server instance is running at any one time
		3662	sub atomic {
		3663	my $fh = pidfile;
		3664
		3665	my $pid = <$fh>;
		3666	kill 9, $pid if $pid > 0;
		3667
		3668	seek $fh, 0, 0;
		3669	print $fh $$;
		3670	}
		3671
		3672	sub main_loop {
		3673	trace "EV::loop starting\n";
		3674	if (1) {
		3675	EV::loop;
		3676	}
		3677	trace "EV::loop returned\n";
		3678	goto &main_loop unless $REALLY_UNLOOP;
		3679	}
		3680
2814	sub main {	3681	sub main {
		3682	cf::init_globals; # initialise logging
		3683
		3684	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3685	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3686	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3687	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3688
		3689	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3690
2815	# we must not ever block the main coroutine	3691	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3692	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3693	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3694	(async {
2819	Event::one_event;	3695	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3696	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3697	})->prio (Coro::PRIO_MAX);
2821	};	3698	};
2822		3699
2823	cfg_load;	3700	evthread_start IO::AIO::poll_fileno;
		3701
		3702	cf::sync_job {
		3703	cf::incloader::init ();
		3704
		3705	cf::init_anim;
		3706	cf::init_attackmess;
		3707	cf::init_dynamic;
		3708
		3709	cf::load_settings;
		3710
		3711	reload_resources;
		3712	reload_config;
2824	db_init;	3713	db_init;
		3714
		3715	cf::init_uuid;
		3716	cf::init_signals;
		3717	cf::init_skills;
		3718
		3719	cf::init_beforeplay;
		3720
		3721	atomic;
		3722
2825	load_extensions;	3723	load_extensions;
2826		3724
2827	$TICK_WATCHER->start;	3725	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3726
		3727	# no (long-running) fork's whatsoever before this point(!)
		3728	use POSIX ();
		3729	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3730
		3731	cf::_post_init 0;
		3732	};
		3733
		3734	cf::object::thawer::errors_are_fatal 0;
		3735	info "parse errors in files are no longer fatal from this point on.\n";
		3736
		3737	my $free_main; $free_main = EV::idle sub {
		3738	undef $free_main;
		3739	undef &main; # free gobs of memory :)
		3740	};
		3741
		3742	goto &main_loop;
2829	}	3743	}
2830		3744
2831	#############################################################################	3745	#############################################################################
2832	# initialisation and cleanup	3746	# initialisation and cleanup
2833		3747
2834	# install some emergency cleanup handlers	3748	# install some emergency cleanup handlers
2835	BEGIN {	3749	BEGIN {
		3750	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3751	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3752	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3753	cf::cleanup "SIG$signal";
2844	},
2845	);	3754	};
2846	}	3755	}
2847	}	3756	}
2848		3757
2849	sub write_runtime {	3758	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3759	my $t0 = AE::time;
2851		3760
2852	# first touch the runtime file to show we are still running:	3761	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3762	# the fsync below can take a very very long time.
2854		3763
2855	IO::AIO::aio_utime $runtime, undef, undef;	3764	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3765
2857	my $guard = cf::lock_acquire "write_runtime";	3766	my $guard = cf::lock_acquire "write_runtime";
2858		3767
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3768	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3769	or return;
2861		3770
2862	my $value = $cf::RUNTIME + 90 + 10;	3771	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3772	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3773	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3783	aio_utime $fh, undef, undef;
2875		3784
2876	close $fh	3785	close $fh
2877	or return;	3786	or return;
2878		3787
2879	aio_rename "$runtime~", $runtime	3788	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3789	and return;
2881		3790
2882	warn "runtime file written.\n";	3791	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3792
2884	1	3793	1
		3794	}
		3795
		3796	our $uuid_lock;
		3797	our $uuid_skip;
		3798
		3799	sub write_uuid_sync($) {
		3800	$uuid_skip ||= $_[0];
		3801
		3802	return if $uuid_lock;
		3803	local $uuid_lock = 1;
		3804
		3805	my $uuid = "$LOCALDIR/uuid";
		3806
		3807	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3808	or return;
		3809
		3810	my $value = uuid_seq uuid_cur;
		3811
		3812	unless ($value) {
		3813	info "cowardly refusing to write zero uuid value!\n";
		3814	return;
		3815	}
		3816
		3817	my $value = uuid_str $value + $uuid_skip;
		3818	$uuid_skip = 0;
		3819
		3820	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3821	and return;
		3822
		3823	# always fsync - this file is important
		3824	aio_fsync $fh
		3825	and return;
		3826
		3827	close $fh
		3828	or return;
		3829
		3830	aio_rename "$uuid~", $uuid
		3831	and return;
		3832
		3833	trace "uuid file written ($value).\n";
		3834
		3835	1
		3836
		3837	}
		3838
		3839	sub write_uuid($$) {
		3840	my ($skip, $sync) = @_;
		3841
		3842	$sync ? write_uuid_sync $skip
		3843	: async { write_uuid_sync $skip };
2885	}	3844	}
2886		3845
2887	sub emergency_save() {	3846	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3847	my $freeze_guard = cf::freeze_mainloop;
2889		3848
2890	warn "enter emergency perl save\n";	3849	info "emergency_perl_save: enter\n";
		3850
		3851	# this is a trade-off: we want to be very quick here, so
		3852	# save all maps without fsync, and later call a global sync
		3853	# (which in turn might be very very slow)
		3854	local $USE_FSYNC = 0;
2891		3855
2892	cf::sync_job {	3856	cf::sync_job {
		3857	cf::write_runtime_sync; # external watchdog should not bark
		3858
2893	# use a peculiar iteration method to avoid tripping on perl	3859	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3860	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3861	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3862	info "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3863	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3864	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3865	$pl->valid or next;
		3866	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3867	$pl->save;
2901	}	3868	}
2902	warn "end emergency player save\n";	3869	info "emergency_perl_save: end player save\n";
2903		3870
2904	warn "begin emergency map save\n";	3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	info "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3874	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3875	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3876	$map->valid or next;
2908	$map->save;	3877	$map->save;
2909	}	3878	}
2910	warn "end emergency map save\n";	3879	info "emergency_perl_save: end map save\n";
2911		3880
2912	warn "begin emergency database checkpoint\n";	3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	info "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3884	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3885	info "emergency_perl_save: end database checkpoint\n";
		3886
		3887	info "emergency_perl_save: begin write uuid\n";
		3888	write_uuid_sync 1;
		3889	info "emergency_perl_save: end write uuid\n";
		3890
		3891	cf::write_runtime_sync; # external watchdog should not bark
		3892
		3893	trace "emergency_perl_save: syncing database to disk";
		3894	BDB::db_env_txn_checkpoint $DB_ENV;
		3895
		3896	info "emergency_perl_save: starting sync\n";
		3897	IO::AIO::aio_sync sub {
		3898	info "emergency_perl_save: finished sync\n";
		3899	};
		3900
		3901	cf::write_runtime_sync; # external watchdog should not bark
		3902
		3903	trace "emergency_perl_save: flushing outstanding aio requests";
		3904	while (IO::AIO::nreqs || BDB::nreqs) {
		3905	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3906	}
		3907
		3908	cf::write_runtime_sync; # external watchdog should not bark
2915	};	3909	};
2916		3910
2917	warn "leave emergency perl save\n";	3911	info "emergency_perl_save: leave\n";
2918	}	3912	}
2919		3913
2920	sub post_cleanup {	3914	sub post_cleanup {
2921	my ($make_core) = @_;	3915	my ($make_core) = @_;
2922		3916
		3917	IO::AIO::flush;
		3918
2923	warn Carp::longmess "post_cleanup backtrace"	3919	error Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3920	if $make_core;
		3921
		3922	my $fh = pidfile;
		3923	unlink $PIDFILE if <$fh> == $$;
		3924	}
		3925
		3926	# a safer delete_package, copied from Symbol
		3927	sub clear_package($) {
		3928	my $pkg = shift;
		3929
		3930	# expand to full symbol table name if needed
		3931	unless ($pkg =~ /^main::.*::$/) {
		3932	$pkg = "main$pkg" if $pkg =~ /^::/;
		3933	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3934	$pkg .= '::' unless $pkg =~ /::$/;
		3935	}
		3936
		3937	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3938	my $stem_symtab = *{$stem}{HASH};
		3939
		3940	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3941	or return;
		3942
		3943	# clear all symbols
		3944	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3945	for my $name (keys %$leaf_symtab) {
		3946	_gv_clear *{"$pkg$name"};
		3947	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3948	}
2925	}	3949	}
2926		3950
2927	sub do_reload_perl() {	3951	sub do_reload_perl() {
2928	# can/must only be called in main	3952	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3953	unless (in_main) {
2930	warn "can only reload from main coroutine";	3954	error "can only reload from main coroutine";
2931	return;	3955	return;
2932	}	3956	}
2933		3957
2934	warn "reloading...";	3958	return if $RELOAD++;
2935		3959
2936	warn "entering sync_job";	3960	my $t1 = AE::time;
2937		3961
		3962	while ($RELOAD) {
		3963	cf::get_slot 0.1, -1, "reload_perl";
		3964	info "perl_reload: reloading...";
		3965
		3966	trace "perl_reload: entering sync_job";
		3967
2938	cf::sync_job {	3968	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark
2940	cf::emergency_save;	3969	#cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark
2942		3970
2943	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;
2945
2946	# if anything goes wrong in here, we should simply crash as we already saved
2947
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;
2959	warn "iterate...";
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";	3971	trace "perl_reload: cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;	3972	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();	3973	%EXT_CORO = ();
2967		3974
2968	warn "removing commands";	3975	trace "perl_reload: removing commands";
2969	%COMMAND = ();	3976	%COMMAND = ();
2970		3977
2971	warn "removing ext/exti commands";	3978	trace "perl_reload: removing ext/exti commands";
2972	%EXTCMD = ();	3979	%EXTCMD = ();
2973	%EXTICMD = ();	3980	%EXTICMD = ();
2974		3981
2975	warn "unloading/nuking all extensions";	3982	trace "perl_reload: unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {	3983	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";	3984	trace "... unloading $pkg";
2978		3985
2979	if (my $cb = $pkg->can ("unload")) {	3986	if (my $cb = $pkg->can ("unload")) {
2980	eval {	3987	eval {
2981	$cb->($pkg);	3988	$cb->($pkg);
2982	1	3989	1
2983	} or warn "$pkg unloaded, but with errors: $@";	3990	} or error "$pkg unloaded, but with errors: $@";
		3991	}
		3992
		3993	trace "... clearing $pkg";
		3994	clear_package $pkg;
2984	}	3995	}
2985		3996
2986	warn "... nuking $pkg";
2987	Symbol::delete_package $pkg;
2988	}
2989
2990	warn "unloading all perl modules loaded from $LIBDIR";	3997	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2991	while (my ($k, $v) = each %INC) {	3998	while (my ($k, $v) = each %INC) {
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3999	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		4000
2994	warn "... unloading $k";	4001	trace "... unloading $k";
2995	delete $INC{$k};	4002	delete $INC{$k};
2996		4003
2997	$k =~ s/\.pm$//;	4004	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;	4005	$k =~ s/\//::/g;
2999		4006
3000	if (my $cb = $k->can ("unload_module")) {	4007	if (my $cb = $k->can ("unload_module")) {
3001	$cb->();	4008	$cb->();
		4009	}
		4010
		4011	clear_package $k;
3002	}	4012	}
3003		4013
3004	Symbol::delete_package $k;
3005	}
3006
3007	warn "getting rid of safe::, as good as possible";	4014	trace "perl_reload: getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	4015	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4016	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		4017
3011	warn "unloading cf.pm \"a bit\"";	4018	trace "perl_reload: unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	4019	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	4020	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		4021
3015	# don't, removes xs symbols, too,	4022	# don't, removes xs symbols, too,
3016	# and global variables created in xs	4023	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	4024	#clear_package __PACKAGE__;
3018		4025
3019	warn "unload completed, starting to reload now";	4026	info "perl_reload: unload completed, starting to reload now";
3020		4027
3021	warn "reloading cf.pm";	4028	trace "perl_reload: reloading cf.pm";
3022	require cf;	4029	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4030	cf::_connect_to_perl_1;
3024		4031
3025	warn "loading config and database again";	4032	trace "perl_reload: loading config and database again";
3026	cf::cfg_load;	4033	cf::reload_config;
3027		4034
3028	warn "loading extensions";	4035	trace "perl_reload: loading extensions";
3029	cf::load_extensions;	4036	cf::load_extensions;
3030		4037
		4038	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	4039	trace "perl_reload: reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	4040	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	4041	trace "perl_reload: reattaching attachments to maps";
3034	reattach $_ for values %MAP;	4042	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	4043	trace "perl_reload: reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	4044	reattach $_ for values %PLAYER;
		4045	}
3037		4046
3038	warn "leaving sync_job";	4047	cf::_post_init 1;
3039		4048
		4049	trace "perl_reload: leaving sync_job";
		4050
3040	1	4051	1
3041	} or do {	4052	} or do {
3042	warn $@;	4053	error $@;
3043	warn "error while reloading, exiting.";	4054	cf::cleanup "perl_reload: error, exiting.";
3044	exit 1;	4055	};
		4056
		4057	--$RELOAD;
3045	};	4058	}
3046		4059
3047	warn "reloaded";	4060	$t1 = AE::time - $t1;
		4061	info "perl_reload: completed in ${t1}s\n";
3048	};	4062	};
3049		4063
3050	our $RELOAD_WATCHER; # used only during reload	4064	our $RELOAD_WATCHER; # used only during reload
3051		4065
3052	sub reload_perl() {	4066	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	4067	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	4068	# coro crashes during coro_state_free->destroy here.
3055		4069
3056	$RELOAD_WATCHER ||= Event->timer (	4070	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	4071	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	4072
3059	data => WF_AUTOCANCEL,	4073	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	4074	do_reload_perl;
3062	undef $RELOAD_WATCHER;	4075	undef $RELOAD_WATCHER;
3063	},	4076	};
3064	);	4077	};
3065	}	4078	}
3066		4079
3067	register_command "reload" => sub {	4080	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	4081	my ($who, $arg) = @_;
3069		4082
3070	if ($who->flag (FLAG_WIZ)) {	4083	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	4084	$who->message ("reloading server.");
		4085	async {
		4086	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	4087	reload_perl;
		4088	};
3073	}	4089	}
3074	};	4090	};
3075		4091
3076	unshift @INC, $LIBDIR;	4092	#############################################################################
3077		4093
3078	my $bug_warning = 0;	4094	my $bug_warning = 0;
3079		4095
3080	our @WAIT_FOR_TICK;	4096	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	4097	our @WAIT_FOR_TICK_BEGIN;
3082		4098
3083	sub wait_for_tick {	4099	sub wait_for_tick() {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	4100	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3086		4101
3087	my $signal = new Coro::Signal;	4102	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	4103	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	4104	$signal->wait;
3090	}	4105	}
3091		4106
3092	sub wait_for_tick_begin {	4107	sub wait_for_tick_begin() {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	4108	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3095		4109
3096	my $signal = new Coro::Signal;	4110	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	4111	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	4112	$signal->wait;
3099	}	4113	}
3100		4114
3101	my $min = 1e6;#d#	4115	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	4116	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4117	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	4118	unless ++$bug_warning > 10;
3113	return;	4119	return;
3114	}	4120	}
3115		4121
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	4122	cf::server_tick; # one server iteration
3119		4123
3120	0 && sync_job {#d#	4124	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3121	for(1..10) {
3122	my $t = Event::time;
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3124	or die;
3125		4125
3126	$map->width (50);	4126	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3127	$map->height (50);	4127	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3128	$map->alloc;	4128	Coro::async_pool {
3129	$map->_load_objects ("/tmp/x.map", 1);	4129	$Coro::current->{desc} = "runtime saver";
3130	my $t = Event::time - $t;	4130	write_runtime_sync
3131		4131	or error "ERROR: unable to write runtime file: $!";
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	4132	};
		4133	}
3142		4134
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	4136	$sig->send;
3159	}	4137	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	4138	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	4139	$sig->send;
3162	}	4140	}
3163		4141
3164	$NOW = Event::time;	4142	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4143	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		4144
3175	_post_tick;	4145	if (0) {
3176		4146	if ($NEXT_TICK) {
3177		4147	my $jitter = $TICK_START - $NEXT_TICK;
		4148	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4149	debug "jitter $JITTER\n";#d#
		4150	}
3178	},	4151	}
3179	);	4152	}
3180		4153
3181	{	4154	{
3182	BDB::max_poll_time $TICK * 0.1;	4155	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	4156
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	4157	BDB::min_parallel 16;
3192		4158	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4159	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		4160
3208	unless ($DB_ENV) {	4161	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	4162	$DB_ENV = BDB::db_env_create;
		4163	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4164	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4165	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4166	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4167	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		4168
3211	cf::sync_job {	4169	cf::sync_job {
3212	eval {	4170	eval {
3213	BDB::db_env_open	4171	BDB::db_env_open
3214	$DB_ENV,	4172	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4174	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4175	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4176	0666;
3219		4177
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4178	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	4179	};
3225		4180
3226	cf::cleanup "db_env_open(db): $@" if $@;	4181	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4182	};
3228	}	4183	}
		4184
		4185	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4186	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4187	};
		4188	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4189	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4190	};
		4191	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4192	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4193	};
3229	}	4194	}
3230		4195
3231	{	4196	{
		4197	# configure IO::AIO
		4198
3232	IO::AIO::min_parallel 8;	4199	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4200	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4201	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	4202	}
3245		4203
3246	my $_log_backtrace;	4204	our $_log_backtrace;
		4205	our $_log_backtrace_last;
3247		4206
3248	sub _log_backtrace {	4207	sub _log_backtrace {
3249	my ($msg, @addr) = @_;	4208	my ($msg, @addr) = @_;
3250		4209
3251	$msg =~ s/\n//;	4210	$msg =~ s/\n$//;
3252		4211
		4212	if ($_log_backtrace_last eq $msg) {
		4213	LOG llevInfo, "[ABT] $msg\n";
		4214	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3253	# limit the # of concurrent backtraces	4215	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4216	} elsif ($_log_backtrace < 2) {
		4217	$_log_backtrace_last = $msg;
3255	++$_log_backtrace;	4218	++$_log_backtrace;
		4219	my $perl_bt = Carp::longmess $msg;
3256	async {	4220	async {
		4221	$Coro::current->{desc} = "abt $msg";
		4222
3257	my @bt = fork_call {	4223	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4224	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4225	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4226	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	4227	or die "addr2line: $!";
…		…
3269	}	4235	}
3270		4236
3271	@funcs	4237	@funcs
3272	};	4238	};
3273		4239
3274	LOG llevInfo, "[ABT] $msg\n";	4240	LOG llevInfo, "[ABT] $perl_bt\n";
		4241	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4242	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4243	--$_log_backtrace;
3277	};	4244	};
3278	} else {	4245	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4246	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4247	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3281	}	4248	}
3282	}	4249	}
3283		4250
3284	# load additional modules	4251	# load additional modules
3285	use cf::pod;	4252	require "cf/$_.pm" for @EXTRA_MODULES;
		4253	cf::_connect_to_perl_2;
3286		4254
3287	END { cf::emergency_save }	4255	END { cf::emergency_save }
3288		4256
3289	1	4257	1
3290		4258

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