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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.300 by root, Tue Jul 10 06:44:29 2007 UTC vs.
Revision 1.569 by root, Wed May 4 07:36:40 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
413		669
414	sub _store_scalar {	670	sub post_fork {
415	open my $fh, ">", \my $buf	671	reset_signals;
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}	672	}
422		673
423	sub fork_call(&@) {	674	sub fork_call(&@) {
424	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
425		676
426	# 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,
427	# or die "socketpair: $!";	678	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	679	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		680
431	if (my $pid = fork) {	681	my @res = Coro::Util::fork_eval {
432	close $fh2;	682	cf::post_fork;
		683	&$cb
		684	} @args;
433		685
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	686	wantarray ? @res : $res[-1]
435	warn "pst<$res>" unless $res =~ /^pst/;	687	}
436	$res = Coro::Storable::thaw $res;
437		688
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	689	sub objinfo {
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;
445	local $SIG{__WARN__};
446	local $SIG{__DIE__};
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452
453	eval {
454	close $fh1;
455
456	my @res = eval { $cb->(@args) };
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	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
465	}	725	}
466		726
467	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
468		728
469	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
472		732
473	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
474	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).
475		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
476	=cut	741	=cut
		742
		743	sub db_table($) {
		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	}
477		762
478	our $DB;	763	our $DB;
479		764
480	sub db_init {	765	sub db_init {
481	unless ($DB) {	766	$DB ||= db_table "db";
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {
485	eval {
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}
495	}	767	}
496		768
497	sub db_get($$) {	769	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
499		771
500	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
501	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
502		776
503	$! ? ()	777	$! ? ()
504	: $data	778	: $data
505	}
506	}	779	}
507		780
508	sub db_put($$$) {	781	sub db_put($$$) {
509	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
510	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
538		811
539	my @data;	812	my @data;
540	my $md5;	813	my $md5;
541		814
542	for (0 .. $#$src) {	815	for (0 .. $#$src) {
543	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
544	or Carp::croak "$src->[$_]: $!";
545	}	817	}
546		818
547	# if processing is expensive, check	819	# if processing is expensive, check
548	# checksum first	820	# checksum first
549	if (1) {	821	if (1) {
550	$md5 =	822	$md5 =
551	join "\x00",	823	join "\x00",
552	$processversion,	824	$processversion,
553	map {	825	map {
554	Coro::cede;	826	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	828	} 0.. $#$src;
557		829
558		830
559	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
566		838
567	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
568	my $data = $process->(\@data);	840	my $data = $process->(\@data);
569	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
570		842
571	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
572		844
573	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
574	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
575	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
576		848
…		…
586		858
587	=cut	859	=cut
588		860
589	sub datalog($@) {	861	sub datalog($@) {
590	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
591	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
592	}	864	}
593		865
594	=back	866	=back
595		867
596	=cut	868	=cut
597		869
598	#############################################################################	870	#############################################################################
599		871
600	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
601		873
602	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
603	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")
604	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
605		877
606	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>
607	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
608	Crossfire TRT).	880	Deliantra).
609		881
610	=over 4	882	=over 4
611		883
612	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
613		885
…		…
657	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
658		930
659	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
661		933
662	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
663	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.
664		936
665	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
666		938
667	=over 4	939	=over 4
…		…
791		1063
792	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
793	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
794		1066
795	} elsif (ref $type) {	1067	} elsif (ref $type) {
796	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
797		1069
798	} else {	1070	} else {
799	shift @arg;	1071	shift @arg;
800	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
801	}	1073	}
802	}	1074	}
803	}	1075	}
804		1076
805	sub _object_attach {	1077	sub _object_attach {
…		…
815	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
816	}	1088	}
817		1089
818	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
819	} else {	1091	} else {
820	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
821	}	1093	}
822		1094
823	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
824	}	1096	}
825		1097
…		…
865	";	1137	";
866	die if $@;	1138	die if $@;
867	}	1139	}
868		1140
869	our $override;	1141	our $override;
870	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?
871		1143
872	sub override {	1144	sub override {
873	$override = 1;	1145	$override = 1;
874	@invoke_results = ();	1146	@INVOKE_RESULTS = (@_);
875	}	1147	}
876		1148
877	sub do_invoke {	1149	sub do_invoke {
878	my $event = shift;	1150	my $event = shift;
879	my $callbacks = shift;	1151	my $callbacks = shift;
880		1152
881	@invoke_results = ();	1153	@INVOKE_RESULTS = ();
882		1154
883	local $override;	1155	local $override;
884		1156
885	for (@$callbacks) {	1157	for (@$callbacks) {
886	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
887		1159
888	if ($@) {	1160	if ($@) {
889	warn "$@";
890	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
891	override;	1162	override;
892	}	1163	}
893		1164
894	return 1 if $override;	1165	return 1 if $override;
895	}	1166	}
896		1167
897	0	1168	0
898	}	1169	}
899		1170
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1172
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1174
904	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
905		1176
906	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
907	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
908	results (if you must, access C<@cf::invoke_results> directly).	1179	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1180
910	=back	1181	=back
911		1182
912	=cut	1183	=cut
913		1184
914	#############################################################################	1185	#############################################################################
915	# 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, $ob2
		1228	}
916		1229
917	sub reattach {	1230	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1232	my ($obj) = @_;
920		1233
		1234	# no longer needed after getting rid of delete_package?
921	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
922		1236
923	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
924		1238
925	@$registry = ();	1239	@$registry = ();
926		1240
…		…
931	for (@$attach) {	1245	for (@$attach) {
932	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
933	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
934	}	1248	}
935	} else {	1249	} else {
936	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
937	}	1251	}
938	}	1252	}
939	}	1253	}
940		1254
941	cf::attachable->attach (	1255	cf::attachable->attach (
942	prio => -1000000,	1256	prio => -1000000,
943	on_instantiate => sub {	1257	on_instantiate => sub {
944	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
945		1259
946	$data = from_json $data;	1260	$data = decode_json $data;
947		1261
948	for (@$data) {	1262	for (@$data) {
949	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
950		1264
951	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1281	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
969		1283
970	sync_job {	1284	sync_job {
971	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
974		1290
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	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	}
979	close $fh;	1298	aio_close $fh;
980		1299
981	if (@$objs) {	1300	if (@$objs) {
982	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) {
983	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
986	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	}
987	close $fh;	1309	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
989	}	1311	}
990	} else {	1312	} else {
991	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
992	}	1314	}
993		1315
994	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1320	} else {
996	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
997	}	1322	}
998	} else {	1323	} else {
999	aio_unlink $filename;	1324	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1001	}	1326	}
1002	}	1327	};
1003	}	1328	}
1004		1329
1005	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1007		1332
…		…
1019	or return;	1344	or return;
1020		1345
1021	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1348	or return;
		1349
1024	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1025	}	1352	}
1026		1353
		1354	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1029	return ($data, $av);	1359	($data, $av)
1030	}	1360	}
1031		1361
1032	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1033		1363
1034	=over 4	1364	=over 4
…		…
1088	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1089		1419
1090	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1091	}	1421	}
1092		1422
		1423	use File::Glob ();
		1424
1093	cf::player->attach (	1425	cf::player->attach (
1094	on_command => sub {	1426	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1096		1428
1097	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1098	or return;	1430	or return;
1099		1431
…		…
1107	my ($pl, $buf) = @_;	1439	my ($pl, $buf) = @_;
1108		1440
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1441	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1442
1111	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
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1451	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1452	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1453	}
		1454
		1455	$pl->ext_reply ($reply, @reply)
		1456	if $reply;
		1457
1117	} else {	1458	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1460	}
1120		1461
1121	cf::override;	1462	cf::override;
1122	},	1463	},
1123	);	1464	);
1124		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
1125	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1126	cf::sync_job {	1482	cf::sync_job {
1127	my %todo;	1483	my %todo;
1128		1484
1129	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1130	next unless -r $path;	1486	next unless -r $path;
…		…
1148		1504
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1507
1152	$ext{source} =	1508	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1154	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1155	. $source	1511	. $source
1156	. "\n};\n1";	1512	. "\n};\n1";
1157		1513
1158	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1159	}	1515	}
1160		1516
		1517	my $pass = 0;
1161	my %done;	1518	my %done;
1162	while (%todo) {	1519	while (%todo) {
1163	my $progress;	1520	my $progress;
1164		1521
		1522	++$pass;
		1523
		1524	ext:
1165	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1527	next ext
1168	unless exists $done{$_};	1528	unless exists $done{$_};
1169	}	1529	}
1170		1530
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1532
1173	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1178	warn $msg;	1540
1179	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1542	delete $todo{$k};
1181	}	1543	} else {
1182		1544	$done{$k} = delete $todo{$k};
1183	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1184	}	1550	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1551	}
1190		1552
1191	skip:	1553	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	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	}
1194	}	1563	}
1195	};	1564	};
1196	}	1565	}
1197		1566
1198	#############################################################################	1567	#############################################################################
1199		1568
1200	=back	1569	=back
1201		1570
1202	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1203		1572
1204	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1205		1574
1206	=cut	1575	=cut
1207		1576
1208	package cf::player;	1577	package cf::player;
1209		1578
1210	use Coro::AIO;	1579	use Coro::AIO;
1211		1580
1212	=head3 cf::player	1581	=head3 cf::player
1213		1582
1214	=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	}
1215		1598
1216	=item cf::player::find $login	1599	=item cf::player::find $login
1217		1600
1218	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1219		1602
…		…
1238		1621
1239	sub exists($) {	1622	sub exists($) {
1240	my ($login) = @_;	1623	my ($login) = @_;
1241		1624
1242	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1244	}	1627	}
1245		1628
1246	sub find($) {	1629	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1631	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1642
1260	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1261	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;
1262	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1263	}	1652	}
1264	}	1653	}
1265	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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	);
1266		1668
1267	sub save($) {	1669	sub save($) {
1268	my ($pl) = @_;	1670	my ($pl) = @_;
1269		1671
1270	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1276		1678
1277	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1279		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
1280	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1281	Coro::cede;	1688	cf::cede_to_tick;
1282	}	1689	}
1283		1690
1284	sub new($) {	1691	sub new($) {
1285	my ($login) = @_;	1692	my ($login) = @_;
1286		1693
…		…
1292	$cf::PLAYER{$login} = $self;	1699	$cf::PLAYER{$login} = $self;
1293		1700
1294	$self	1701	$self
1295	}	1702	}
1296		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
1297	=item $pl->quit_character	1714	=item $pl->quit_character
1298		1715
1299	Nukes the player without looking back. If logged in, the connection will	1716	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1717	be destroyed. May block for a long time.
1301		1718
…		…
1305	my ($pl) = @_;	1722	my ($pl) = @_;
1306		1723
1307	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1308		1725
1309	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1310	$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
1311		1728
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1313	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1315	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1316		1737
1317	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1319	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1354	or return [];	1775	or return [];
1355		1776
1356	my @logins;	1777	my @logins;
1357		1778
1358	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") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1362		1789
1363	utf8::decode $login;	1790	utf8::decode $login;
1364	push @logins, $login;	1791	push @logins, $login;
1365	}	1792	}
1366		1793
1367	\@logins	1794	\@logins
1368	}	1795	}
1369		1796
1370	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1371		1800
1372	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1373	player. May block.	1802	player. May block.
1374		1803
1375	=cut	1804	=cut
…		…
1393	}	1822	}
1394		1823
1395	\@paths	1824	\@paths
1396	}	1825	}
1397		1826
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1828
1400	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1401		1830
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	warn $_;#d#
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1831	=item $player->ext_reply ($msgid, @msg)
1450		1832
1451	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1452		1834
1453	=cut	1835	=cut
1454		1836
1455	sub ext_reply($$%) {	1837	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1838	my ($self, $id, @msg) = @_;
1457		1839
1458	$msg{msgid} = $id;	1840	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1841	}
1461		1842
1462	=item $player->ext_event ($type, %msg)	1843	=item $player->ext_msg ($type, @msg)
1463		1844
1464	Sends an ext event to the client.	1845	Sends an ext event to the client.
1465		1846
1466	=cut	1847	=cut
1467		1848
1468	sub ext_event($$%) {	1849	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1850	my ($self, $type, @msg) = @_;
1470		1851
1471	$self->ns->ext_event ($type, %msg);	1852	$self->ns->ext_msg ($type, @msg);
1472	}	1853	}
1473		1854
1474	=head3 cf::region	1855	=head3 cf::region
1475		1856
1476	=over 4	1857	=over 4
…		…
1486	=cut	1867	=cut
1487		1868
1488	sub find_by_path($) {	1869	sub find_by_path($) {
1489	my ($path) = @_;	1870	my ($path) = @_;
1490		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1491	my ($match, $specificity);	1874	my ($match, $specificity);
1492		1875
1493	for my $region (list) {	1876	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1879	if $region->specificity > $specificity;
1497	}	1880	}
1498	}	1881	}
1499		1882
…		…
1520	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1522		1905
1523	sub generate_random_map {	1906	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1525	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1526	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1534	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1535	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1536	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1537	(cf::region::find $rmp->{region}), $rmp->{custom}
1538	)
1539	}	1912	}
1540		1913
1541	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1542		1915
1543	Register a handler for the map path matching the given regex at the	1916	Register a handler for the map path matching the given regex at the
…		…
1548		1921
1549	sub register {	1922	sub register {
1550	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	1924	my $pkg = caller;
1552		1925
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		1927
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	1929	}
1558		1930
1559	# also paths starting with '/'	1931	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		1933
1562	sub thawer_merge {	1934	sub thawer_merge {
1563	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1564		1936
1565	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1570	}	1942	}
1571		1943
1572	sub normalise {	1944	sub normalise {
1573	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1574		1946
1575	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1576		1948
1577	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1578		1950
1579	# map plan:	1951	# map plan:
1580	#	1952	#
…		…
1595	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1596	$path = "$base/$path";	1968	$path = "$base/$path";
1597	}	1969	}
1598		1970
1599	for ($path) {	1971	for ($path) {
1600	redo if s{//}{/};
1601	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1602	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1603	}	1974	}
1604		1975
1605	$path	1976	$path
…		…
1619	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1620	return $self;	1991	return $self;
1621	}	1992	}
1622	}	1993	}
1623		1994
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1625	()	1996	()
1626	}	1997	}
1627		1998
		1999	# may re-bless or do other evil things
1628	sub init {	2000	sub init {
1629	my ($self) = @_;	2001	my ($self) = @_;
1630		2002
1631	$self	2003	$self
1632	}	2004	}
…		…
1651		2023
1652	# the temporary/swap location	2024	# the temporary/swap location
1653	sub save_path {	2025	sub save_path {
1654	my ($self) = @_;	2026	my ($self) = @_;
1655		2027
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2028	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	2029	"$TMPDIR/$path.map"
1658	}	2030	}
1659		2031
1660	# the unique path, undef == no special unique path	2032	# the unique path, undef == no special unique path
1661	sub uniq_path {	2033	sub uniq_path {
1662	my ($self) = @_;	2034	my ($self) = @_;
1663		2035
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	2038	}
1676		2039
1677	sub decay_objects {	2040	sub decay_objects {
1678	my ($self) = @_;	2041	my ($self) = @_;
1679		2042
…		…
1692		2055
1693	sub load_header_from($) {	2056	sub load_header_from($) {
1694	my ($self, $path) = @_;	2057	my ($self, $path) = @_;
1695		2058
1696	utf8::encode $path;	2059	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	2060	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	2061	or return;
1702		2062
		2063	$self->_load_header ($f)
		2064	or return;
		2065
		2066	local $MAP_LOADING{$self->{path}} = $self;
		2067	$f->resolve_delayed_derefs;
		2068
1703	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1704		2070
1705	1	2071	1
1706	}	2072	}
1707		2073
		2074	# used to laod the header of an original map
1708	sub load_header_orig {	2075	sub load_header_orig {
1709	my ($self) = @_;	2076	my ($self) = @_;
1710		2077
1711	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1712	}	2079	}
1713		2080
		2081	# used to laod the header of an instantiated map
1714	sub load_header_temp {	2082	sub load_header_temp {
1715	my ($self) = @_;	2083	my ($self) = @_;
1716		2084
1717	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1718	}	2086	}
1719		2087
		2088	# called after loading the header from an instantiated map
1720	sub prepare_temp {	2089	sub prepare_temp {
1721	my ($self) = @_;	2090	my ($self) = @_;
1722		2091
1723	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1724	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1725	# safety	2094	# safety
1726	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1727	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1728	}	2097	}
1729		2098
		2099	# called after loading the header from an original map
1730	sub prepare_orig {	2100	sub prepare_orig {
1731	my ($self) = @_;	2101	my ($self) = @_;
1732		2102
1733	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
1734	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1758		2128
1759	sub find;	2129	sub find;
1760	sub find {	2130	sub find {
1761	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
1762		2132
		2133	cf::cede_to_tick;
		2134
1763	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
1764		2136
		2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2139
1767	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
1770	or return;	2142	or return;
1771		2143
1772	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
1773		2145
…		…
1775	or return;	2147	or return;
1776		2148
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2149	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2150	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2151	#$cf::WAIT_FOR_TICK->wait;
		2152	undef $guard2;
		2153	undef $guard1;
1780	$map->reset;	2154	$map->reset;
1781	undef $guard;
1782	return find $path;	2155	return find $path;
1783	}	2156	}
1784		2157
1785	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
1786	}	2159	}
1787	}	2160	}
1788		2161
1789	sub pre_load { }	2162	sub pre_load { }
1790	sub post_load { }	2163	#sub post_load { } # XS
1791		2164
1792	sub load {	2165	sub load {
1793	my ($self) = @_;	2166	my ($self) = @_;
1794		2167
1795	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
1796		2169
1797	my $path = $self->{path};	2170	my $path = $self->{path};
1798		2171
1799	{	2172	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2173	my $guard = cf::lock_acquire "map_data:$path";
1801		2174
		2175	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2176	return unless $self->in_memory == cf::MAP_SWAPPED;
1803
1804	$self->in_memory (cf::MAP_LOADING);
1805		2177
1806	$self->alloc;	2178	$self->alloc;
1807		2179
1808	$self->pre_load;	2180	$self->pre_load;
1809	Coro::cede;	2181	cf::cede_to_tick;
1810		2182
1811	$self->_load_objects ($self->{load_path}, 1)	2183	if (exists $self->{load_path}) {
		2184	my $f = new_from_file cf::object::thawer $self->{load_path};
		2185	$f->skip_block;
		2186	$self->_load_objects ($f)
1812	or return;	2187	or return;
1813		2188
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2189	$self->post_load_original
1815	if delete $self->{load_original};	2190	if delete $self->{load_original};
1816		2191
1817	if (my $uniq = $self->uniq_path) {	2192	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2193	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2194	unless (aio_stat $uniq) {
		2195	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2196	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2197	$self->_load_objects ($f);
		2198	$f->resolve_delayed_derefs;
		2199	}
		2200	}
1822	}	2201	}
1823	}
1824		2202
1825	Coro::cede;	2203	$f->resolve_delayed_derefs;
		2204	} else {
		2205	$self->post_load_original
		2206	if delete $self->{load_original};
		2207	}
		2208
		2209	$self->in_memory (cf::MAP_INACTIVE);
		2210
		2211	cf::cede_to_tick;
1826	# now do the right thing for maps	2212	# now do the right thing for maps
1827	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2215	unless $self->difficulty;
1830	Coro::cede;	2216	cf::cede_to_tick;
1831		2217
1832	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2219	$self->decay_objects;
1834	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
1835	$self->update_buttons;	2221	$self->update_buttons;
1836	Coro::cede;	2222	cf::cede_to_tick;
1837	$self->set_darkness_map;	2223	#$self->activate; # no longer activate maps automatically
1838	Coro::cede;
1839	$self->activate;
1840	}	2224	}
1841		2225
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2226	$self->{last_save} = $cf::RUNTIME;
		2227	$self->last_access ($cf::RUNTIME);
1843	}	2228	}
1844		2229
1845	$self->post_load;	2230	$self->post_load;
1846	}
1847		2231
		2232	1
		2233	}
		2234
		2235	# customize the map for a given player, i.e.
		2236	# return the _real_ map. used by e.g. per-player
		2237	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2238	sub customise_for {
1849	my ($self, $ob) = @_;	2239	my ($self, $ob) = @_;
1850		2240
1851	return find "~" . $ob->name . "/" . $self->{path}	2241	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2242	if $self->per_player;
…		…
1856		2246
1857	$self	2247	$self
1858	}	2248	}
1859		2249
1860	# find and load all maps in the 3x3 area around a map	2250	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2251	sub load_neighbours {
1862	my ($map) = @_;	2252	my ($map) = @_;
1863		2253
1864	my @diag; # diagonal neighbours	2254	my @neigh; # diagonal neighbours
1865		2255
1866	for (0 .. 3) {	2256	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2257	my $neigh = $map->tile_path ($_)
1868	or next;	2258	or next;
1869	$neigh = find $neigh, $map	2259	$neigh = find $neigh, $map
1870	or next;	2260	or next;
1871	$neigh->load;	2261	$neigh->load;
1872		2262
		2263	# now find the diagonal neighbours
		2264	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2265	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2266	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2267	}
1876		2268
1877	for (@diag) {	2269	for (grep defined $_->[0], @neigh) {
		2270	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2271	my $neigh = find $path, $origin
1879	or next;	2272	or next;
1880	$neigh->load;	2273	$neigh->load;
1881	}	2274	}
1882	}	2275	}
1883		2276
1884	sub find_sync {	2277	sub find_sync {
1885	my ($path, $origin) = @_;	2278	my ($path, $origin) = @_;
1886		2279
1887	cf::sync_job { find $path, $origin }	2280	# it's a bug to call this from the main context
		2281	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2282	if $Coro::current == $Coro::main;
		2283
		2284	find $path, $origin
1888	}	2285	}
1889		2286
1890	sub do_load_sync {	2287	sub do_load_sync {
1891	my ($map) = @_;	2288	my ($map) = @_;
1892		2289
1893	cf::sync_job { $map->load };	2290	# it's a bug to call this from the main context
		2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2292	if $Coro::current == $Coro::main;
		2293
		2294	$map->load;
1894	}	2295	}
1895		2296
1896	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
1898		2299
1899	sub find_async {	2300	sub find_async {
1900	my ($path, $origin) = @_;	2301	my ($path, $origin, $load) = @_;
1901		2302
1902	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
1903		2304
1904	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2306	return $map if !$load || $map->linkable;
1906	}	2307	}
1907		2308
1908	undef $MAP_PREFETCH{$path};	2309	$MAP_PREFETCH{$path} |= $load;
		2310
1909	$MAP_PREFETCHER ||= cf::async {	2311	$MAP_PREFETCHER ||= cf::async {
		2312	$Coro::current->{desc} = "map prefetcher";
		2313
1910	while (%MAP_PREFETCH) {	2314	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2315	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2316	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2317	$map->load if $v;
		2318	}
1915		2319
1916	delete $MAP_PREFETCH{$path};	2320	delete $MAP_PREFETCH{$k};
1917	}	2321	}
1918	}	2322	}
1919	undef $MAP_PREFETCHER;	2323	undef $MAP_PREFETCHER;
1920	};	2324	};
1921	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
1922		2326
1923	()	2327	()
1924	}	2328	}
1925		2329
		2330	# common code, used by both ->save and ->swapout
1926	sub save {	2331	sub _save {
1927	my ($self) = @_;	2332	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2333
1931	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
1932		2335
1933	return unless $self->dirty;	2336	return unless $self->dirty;
1934		2337
…		…
1940	return if $self->{deny_save};	2343	return if $self->{deny_save};
1941		2344
1942	local $self->{last_access} = $self->last_access;#d#	2345	local $self->{last_access} = $self->last_access;#d#
1943		2346
1944	cf::async {	2347	cf::async {
		2348	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2349	$_->contr->save for $self->players;
1946	};	2350	};
		2351
		2352	cf::get_slot 0.02;
1947		2353
1948	if ($uniq) {	2354	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2355	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2356	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2357	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2359	}
1954	}	2360	}
1955		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
1956	sub swap_out {	2370	sub swap_out {
1957	my ($self) = @_;	2371	my ($self) = @_;
1958		2372
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2374
		2375	return if !$self->linkable;
		2376	return if $self->{deny_save};
1964	return if $self->players;	2377	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		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
1968	$self->clear;	2388	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2389	}
1971		2390
1972	sub reset_at {	2391	sub reset_at {
1973	my ($self) = @_;	2392	my ($self) = @_;
1974		2393
…		…
1992		2411
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2413
1995	return if $self->players;	2414	return if $self->players;
1996		2415
1997	warn "resetting map ", $self->path;	2416	cf::trace "resetting map ", $self->path, "\n";
1998		2417
1999	$self->in_memory (cf::MAP_SWAPPED);	2418	$self->in_memory (cf::MAP_SWAPPED);
2000		2419
2001	# need to save uniques path	2420	# need to save uniques path
2002	unless ($self->{deny_save}) {	2421	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2425	if $uniq;
2007	}	2426	}
2008		2427
2009	delete $cf::MAP{$self->path};	2428	delete $cf::MAP{$self->path};
2010		2429
		2430	$self->deactivate;
		2431	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2432	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2433
2015	$self->unlink_save;	2434	$self->unlink_save;
2016	$self->destroy;	2435	$self->destroy;
2017	}	2436	}
2018		2437
2019	my $nuke_counter = "aaaa";	2438	my $nuke_counter = "aaaa";
2020		2439
2021	sub nuke {	2440	sub nuke {
2022	my ($self) = @_;	2441	my ($self) = @_;
2023		2442
		2443	{
		2444	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2445
2024	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2025		2447
2026	$self->unlink_save;	2448	$self->unlink_save;
2027		2449
2028	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2455
2034	$cf::MAP{$self->path} = $self;	2456	$cf::MAP{$self->path} = $self;
		2457	}
2035		2458
2036	$self->reset; # polite request, might not happen	2459	$self->reset; # polite request, might not happen
2037	}	2460	}
2038		2461
2039	=item $maps = cf::map::tmp_maps	2462	=item $maps = cf::map::tmp_maps
…		…
2081		2504
2082	sub unique_maps() {	2505	sub unique_maps() {
2083	[	2506	[
2084	map {	2507	map {
2085	utf8::decode $_;	2508	utf8::decode $_;
2086	/\.map$/	2509	s/\.map$//; # TODO future compatibility hack
		2510	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2511	? ()
2087	? normalise $_	2512	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2514	]
2091	}	2515	}
2092		2516
2093	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	}
2094		2548
2095	=back	2549	=back
2096		2550
2097	=head3 cf::object	2551	=head3 cf::object
2098		2552
…		…
2102		2556
2103	=over 4	2557	=over 4
2104		2558
2105	=item $ob->inv_recursive	2559	=item $ob->inv_recursive
2106		2560
2107	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.
2108		2563
2109	=cut	2564	=cut
2110		2565
2111	sub inv_recursive_;	2566	sub inv_recursive_;
2112	sub inv_recursive_ {	2567	sub inv_recursive_ {
…		…
2115		2570
2116	sub inv_recursive {	2571	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2572	inv_recursive_ inv $_[0]
2118	}	2573	}
2119		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
2120	package cf;	2603	package cf;
2121		2604
2122	=back	2605	=back
2123		2606
2124	=head3 cf::object::player	2607	=head3 cf::object::player
…		…
2130	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>
2131	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
2132	dialogue with the given NPC character.	2615	dialogue with the given NPC character.
2133		2616
2134	=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	};
2135		2632
2136	# rough implementation of a future "reply" method that works	2633	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2634	# with dialog boxes.
2138	#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
2139	sub cf::object::player::reply($$$;$) {	2636	sub cf::object::player::reply($$$;$) {
…		…
2146		2643
2147	} else {	2644	} else {
2148	my $pl = $self->contr;	2645	my $pl = $self->contr;
2149		2646
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2647	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2648	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2649	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2650
2159	} else {	2651	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2652	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2653	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2654	}
2163	}	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 (@_);
2164	}	2666	}
2165		2667
2166	=item $player_object->may ("access")	2668	=item $player_object->may ("access")
2167		2669
2168	Returns wether the given player is authorized to access resource "access"	2670	Returns wether the given player is authorized to access resource "access"
…		…
2181		2683
2182	=item $player_object->enter_link	2684	=item $player_object->enter_link
2183		2685
2184	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}>).
2185		2687
2186	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.
2187	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.
2188		2692
2189	Will never block.	2693	Will never block.
2190		2694
2191	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2192		2696
…		…
2212	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2717	my ($self) = @_;
2214		2718
2215	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2216		2720
		2721	++$self->{_link_recursion};
		2722
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2724
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2221		2727
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2729	}
2224		2730
2225	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2227		2733
…		…
2244	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2246		2752
2247	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2250		2756
2251	$map->load;	2757	$map->load;
2252	$map->load_diag;	2758	$map->load_neighbours;
2253		2759
2254	return unless $self->contr->active;	2760	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2761
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2259	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2260		2769
		2770	}
		2771
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2772	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2773
2263	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
2264	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2776	that has to return the map if sucecssful, and then unfreezes the player on
2266	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 >>.
2267		2782
2268	=cut	2783	=cut
2269		2784
2270	our $GOTOGEN;	2785	our $GOTOGEN;
2271		2786
2272	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2273	my ($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	}
2274		2795
2275	# 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
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2798
2278	$self->enter_link;	2799	$self->enter_link;
2279		2800
2280	(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
2281	my $map = eval {	2823	my $map = eval {
2282	my $map = cf::map::find $path;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2283		2825
2284	if ($map) {	2826	if ($map) {
2285	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2287	} else {	2829	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2831	}
2290		2832
2291	$map	2833	$map
2292	};	2834	};
2293		2835
…		…
2298		2840
2299	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2302	}	2844	}
		2845
		2846	$done->($self) if $done;
2303	})->prio (1);	2847	})->prio (1);
2304	}	2848	}
2305		2849
2306	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2307		2851
…		…
2327	}	2871	}
2328		2872
2329	sub prepare_random_map {	2873	sub prepare_random_map {
2330	my ($exit) = @_;	2874	my ($exit) = @_;
2331		2875
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2876	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2877	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2878	# that depends on the exit object
2337		2879
2338	my $rmp = parse_random_map_params $exit->msg;	2880	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2882	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2883	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2884	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2885	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2886	$rmp->{origin_y} = $exit->y;
		2887
		2888	$exit->map->touch;
2345	}	2889	}
2346		2890
2347	$rmp->{random_seed} ||= $exit->random_seed;	2891	$rmp->{random_seed} ||= $exit->random_seed;
2348		2892
2349	my $data = cf::to_json $rmp;	2893	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2894	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2895	my $meta = "$RANDOMDIR/$md5.meta";
2352		2896
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2897	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2898	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2899	undef $fh;
2356	aio_rename "$meta~", $meta;	2900	aio_rename "$meta~", $meta;
2357		2901
		2902	my $slaying = "?random/$md5";
		2903
		2904	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2905	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2906	$exit->msg (undef);
		2907	}
2360	}	2908	}
2361	}	2909	}
2362		2910
2363	sub cf::object::player::enter_exit {	2911	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2912	my ($self, $exit) = @_;
2365		2913
2366	return unless $self->type == cf::PLAYER;	2914	return unless $self->type == cf::PLAYER;
2367		2915
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2916	$self->enter_link;
2380		2917
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2918	(async {
2386	$self->deactivate_recursive; # just to be sure	2919	$Coro::current->{desc} = "enter_exit";
		2920
2387	unless (eval {	2921	unless (eval {
		2922	$self->deactivate_recursive; # just to be sure
		2923
		2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2925	my $x = $exit->stats->hp;
		2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	$map = $exit->slaying;
		2939
		2940	} elsif ($slaying eq '!up') {
		2941	$map = $exit->map->tile_path (cf::TILE_UP);
		2942	$x = $exit->x;
		2943	$y = $exit->y;
		2944
		2945	} elsif ($slaying eq '!down') {
		2946	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2947	$x = $exit->x;
		2948	$y = $exit->y;
		2949	}
		2950
2388	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2389		2952
		2953	# if exit is damned, update players death & WoR home-position
		2954	$self->contr->savebed ($map, $x, $y)
		2955	if $exit->flag (cf::FLAG_DAMNED);
		2956
2390	1;	2957	1
2391	}) {	2958	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	2960	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2963
2397	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2398	$self->leave_link;	2965	$self->leave_link;
2399	}	2966	}
2400	})->prio (1);	2967	})->prio (1);
2401	}	2968	}
2402		2969
…		…
2416		2983
2417	utf8::encode $text;	2984	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2985	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2986	}
2420		2987
		2988	=item $client->send_big_packet ($pkt)
		2989
		2990	Like C<send_packet>, but tries to compress large packets, and fragments
		2991	them as required.
		2992
		2993	=cut
		2994
		2995	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2996
		2997	sub cf::client::send_big_packet {
		2998	my ($self, $pkt) = @_;
		2999
		3000	# try lzf for large packets
		3001	$pkt = "lzf " . Compress::LZF::compress $pkt
		3002	if 1024 <= length $pkt and $self->{can_lzf};
		3003
		3004	# split very large packets
		3005	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3006	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3007	$pkt = "frag";
		3008	}
		3009
		3010	$self->send_packet ($pkt);
		3011	}
		3012
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		3014
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	3016	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	3017	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	3018	the message unless the client supports the msg packet.
2427		3019
2428	=cut	3020	=cut
2429		3021
		3022	# non-persistent channels (usually the info channel)
		3023	our %CHANNEL = (
		3024	"c/motd" => {
		3025	id => "infobox",
		3026	title => "MOTD",
		3027	reply => undef,
		3028	tooltip => "The message of the day",
		3029	},
		3030	"c/identify" => {
		3031	id => "infobox",
		3032	title => "Identify",
		3033	reply => undef,
		3034	tooltip => "Items recently identified",
		3035	},
		3036	"c/examine" => {
		3037	id => "infobox",
		3038	title => "Examine",
		3039	reply => undef,
		3040	tooltip => "Signs and other items you examined",
		3041	},
		3042	"c/shopinfo" => {
		3043	id => "infobox",
		3044	title => "Shop Info",
		3045	reply => undef,
		3046	tooltip => "What your bargaining skill tells you about the shop",
		3047	},
		3048	"c/book" => {
		3049	id => "infobox",
		3050	title => "Book",
		3051	reply => undef,
		3052	tooltip => "The contents of a note or book",
		3053	},
		3054	"c/lookat" => {
		3055	id => "infobox",
		3056	title => "Look",
		3057	reply => undef,
		3058	tooltip => "What you saw there",
		3059	},
		3060	"c/who" => {
		3061	id => "infobox",
		3062	title => "Players",
		3063	reply => undef,
		3064	tooltip => "Shows players who are currently online",
		3065	},
		3066	"c/body" => {
		3067	id => "infobox",
		3068	title => "Body Parts",
		3069	reply => undef,
		3070	tooltip => "Shows which body parts you posess and are available",
		3071	},
		3072	"c/statistics" => {
		3073	id => "infobox",
		3074	title => "Statistics",
		3075	reply => undef,
		3076	tooltip => "Shows your primary statistics",
		3077	},
		3078	"c/skills" => {
		3079	id => "infobox",
		3080	title => "Skills",
		3081	reply => undef,
		3082	tooltip => "Shows your experience per skill and item power",
		3083	},
		3084	"c/shopitems" => {
		3085	id => "infobox",
		3086	title => "Shop Items",
		3087	reply => undef,
		3088	tooltip => "Shows the items currently for sale in this shop",
		3089	},
		3090	"c/resistances" => {
		3091	id => "infobox",
		3092	title => "Resistances",
		3093	reply => undef,
		3094	tooltip => "Shows your resistances",
		3095	},
		3096	"c/pets" => {
		3097	id => "infobox",
		3098	title => "Pets",
		3099	reply => undef,
		3100	tooltip => "Shows information abotu your pets/a specific pet",
		3101	},
		3102	"c/perceiveself" => {
		3103	id => "infobox",
		3104	title => "Perceive Self",
		3105	reply => undef,
		3106	tooltip => "You gained detailed knowledge about yourself",
		3107	},
		3108	"c/uptime" => {
		3109	id => "infobox",
		3110	title => "Uptime",
		3111	reply => undef,
		3112	tooltip => "How long the server has been running since last restart",
		3113	},
		3114	"c/mapinfo" => {
		3115	id => "infobox",
		3116	title => "Map Info",
		3117	reply => undef,
		3118	tooltip => "Information related to the maps",
		3119	},
		3120	"c/party" => {
		3121	id => "party",
		3122	title => "Party",
		3123	reply => "gsay ",
		3124	tooltip => "Messages and chat related to your party",
		3125	},
		3126	"c/death" => {
		3127	id => "death",
		3128	title => "Death",
		3129	reply => undef,
		3130	tooltip => "Reason for and more info about your most recent death",
		3131	},
		3132	"c/say" => $SAY_CHANNEL,
		3133	"c/chat" => $CHAT_CHANNEL,
		3134	);
		3135
2430	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2432		3138
2433	$msg = $self->pl->expand_cfpod ($msg);	3139	$msg = $self->pl->expand_cfpod ($msg)
		3140	unless $color & cf::NDI_VERBATIM;
		3141
		3142	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3143
		3144	# check predefined channels, for the benefit of C
		3145	if ($CHANNEL{$channel}) {
		3146	$channel = $CHANNEL{$channel};
		3147
		3148	$self->ext_msg (channel_info => $channel);
		3149	$channel = $channel->{id};
		3150
		3151	} elsif (ref $channel) {
		3152	# send meta info to client, if not yet sent
		3153	unless (exists $self->{channel}{$channel->{id}}) {
		3154	$self->{channel}{$channel->{id}} = $channel;
		3155	$self->ext_msg (channel_info => $channel);
		3156	}
		3157
		3158	$channel = $channel->{id};
		3159	}
2434		3160
2435	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2436		3162
2437	if ($self->can_msg) {	3163	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3165	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3166
2450	if ($color >= 0) {	3167	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3168	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3170	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3171
		3172	$self->send_big_packet ($pkt);
		3173	}
		3174
2461	=item $client->ext_event ($type, %msg)	3175	=item $client->ext_msg ($type, @msg)
2462		3176
2463	Sends an ext event to the client.	3177	Sends an ext event to the client.
2464		3178
2465	=cut	3179	=cut
2466		3180
2467	sub cf::client::ext_event($$%) {	3181	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3182	my ($self, $type, @msg) = @_;
2469		3183
		3184	if ($self->extcmd == 2) {
		3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3186	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	3187	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3189	}
		3190	}
		3191
		3192	=item $client->ext_reply ($msgid, @msg)
		3193
		3194	Sends an ext reply to the client.
		3195
		3196	=cut
		3197
		3198	sub cf::client::ext_reply($$@) {
		3199	my ($self, $id, @msg) = @_;
		3200
		3201	if ($self->extcmd == 2) {
		3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3203	} elsif ($self->extcmd == 1) {
		3204	#TODO: version 1, remove
		3205	unshift @msg, msgtype => "reply", msgid => $id;
		3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3207	}
2472	}	3208	}
2473		3209
2474	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2475		3211
2476	Queues a query to the client, calling the given callback with	3212	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3267	my ($ns, $buf) = @_;
2532		3268
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3269	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3270
2535	if (ref $msg) {	3271	if (ref $msg) {
		3272	my ($type, $reply, @payload) =
		3273	"ARRAY" eq ref $msg
		3274	? @$msg
		3275	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3276
		3277	my @reply;
		3278
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3279	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3280	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	3281	}
		3282
		3283	$ns->ext_reply ($reply, @reply)
		3284	if $reply;
		3285
2542	} else {	3286	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3287	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	3288	}
2545		3289
2546	cf::override;	3290	cf::override;
2547	},	3291	},
2548	);	3292	);
…		…
2568		3312
2569	$coro	3313	$coro
2570	}	3314	}
2571		3315
2572	cf::client->attach (	3316	cf::client->attach (
2573	on_destroy => sub {	3317	on_client_destroy => sub {
2574	my ($ns) = @_;	3318	my ($ns) = @_;
2575		3319
2576	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2577	},	3321	},
2578	);	3322	);
…		…
2593	our $safe = new Safe "safe";	3337	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
2595		3339
2596	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
2597		3341
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3342	$safe->permit_only (Opcode::opset qw(
		3343	:base_core :base_mem :base_orig :base_math :base_loop
		3344	grepstart grepwhile mapstart mapwhile
		3345	sort time
		3346	));
2599		3347
2600	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
2601		3349
2602	=pod	3350	=pod
2603		3351
2604	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
2605		3353
2606	cf::object	3354	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3355	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3356	insert remove name archname title slaying race decrease split
		3357	value
2609		3358
2610	cf::object::player	3359	cf::object::player
2611	player	3360	player
2612		3361
2613	cf::player	3362	cf::player
…		…
2618		3367
2619	=cut	3368	=cut
2620		3369
2621	for (	3370	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3371	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3372	insert remove inv nrof name archname title slaying race
		3373	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
2627	) {	3377	) {
2628	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2631	for @funs;	3380	for @funs;
2632	}	3381	}
2633		3382
…		…
2648		3397
2649	my $qcode = $code;	3398	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
2652		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
2653	local $_;	3405	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3406
2656	my $eval =	3407	my $eval =
2657	"do {\n"	3408	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3411	. $code
2661	. "\n}"	3412	. "\n}"
2662	;	3413	;
2663		3414
		3415	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
2667		3424
2668	if ($@) {	3425	if ($@) {
2669	warn "$@";	3426	warn "$@",
2670	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
2671	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
2672	}	3429	}
2673		3430
2674	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
2675	}	3432	}
2676		3433
…		…
2690	=cut	3447	=cut
2691		3448
2692	sub register_script_function {	3449	sub register_script_function {
2693	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
2694		3451
2695	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
2696	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
2697	}	3454	}
2698		3455
2699	=back	3456	=back
2700		3457
2701	=cut	3458	=cut
…		…
2704	# the server's init and main functions	3461	# the server's init and main functions
2705		3462
2706	sub load_facedata($) {	3463	sub load_facedata($) {
2707	my ($path) = @_;	3464	my ($path) = @_;
2708		3465
		3466	# HACK to clear player env face cache, we need some signal framework
		3467	# for this (global event?)
		3468	%ext::player_env::MUSIC_FACE_CACHE = ();
		3469
		3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3471
2709	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
2710		3473
2711	my $facedata;	3474	my $facedata = decode_storable load_file $path;
2712	0 < aio_load $path, $facedata
2713	or die "$path: $!";
2714
2715	$facedata = Coro::Storable::thaw $facedata;
2716		3475
2717	$facedata->{version} == 2	3476	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3478
		3479	# patch in the exptable
		3480	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3481	$facedata->{resource}{"res/exp_table"} = {
		3482	type => FT_RSRC,
		3483	data => $exp_table,
		3484	hash => (Digest::MD5::md5 $exp_table),
		3485	};
		3486	cf::cede_to_tick;
		3487
2720	{	3488	{
2721	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
2722		3490
2723	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
2725	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3494	cf::face::set_visibility $idx, $info->{visibility};
		3495	cf::face::set_magicmap $idx, $info->{magicmap};
2726	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2727	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3497	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2728	Coro::cede;	3498	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3499
		3500	cf::cede_to_tick;
2729	}	3501	}
2730		3502
2731	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
2732	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
2733	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
2734	or next;	3507	or next;
		3508
2735	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
		3510	cf::face::set_smooth $idx, $smooth;
2736	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2737	} else {	3512	} else {
2738	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
2739	}	3514	}
2740	Coro::cede;	3515
		3516	cf::cede_to_tick;
2741	}	3517	}
2742	}	3518	}
2743		3519
2744	{	3520	{
2745	my $anims = $facedata->{animinfo};	3521	my $anims = $facedata->{animinfo};
2746		3522
2747	while (my ($anim, $info) = each %$anims) {	3523	while (my ($anim, $info) = each %$anims) {
2748	cf::anim::set $anim, $info->{frames}, $info->{facings};	3524	cf::anim::set $anim, $info->{frames}, $info->{facings};
2749	Coro::cede;	3525	cf::cede_to_tick;
2750	}	3526	}
2751		3527
2752	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
2753	}	3529	}
2754		3530
		3531	{
		3532	my $res = $facedata->{resource};
		3533
		3534	while (my ($name, $info) = each %$res) {
		3535	if (defined $info->{type}) {
		3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3537
		3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3539	cf::face::set_type $idx, $info->{type};
		3540	} else {
		3541	$RESOURCE{$name} = $info; # unused
		3542	}
		3543
		3544	cf::cede_to_tick;
		3545	}
		3546	}
		3547
		3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3549
2755	1	3550	1
2756	}	3551	}
2757		3552
		3553	register_exticmd fx_want => sub {
		3554	my ($ns, $want) = @_;
		3555
		3556	while (my ($k, $v) = each %$want) {
		3557	$ns->fx_want ($k, $v);
		3558	}
		3559	};
		3560
		3561	sub load_resource_file($) {
		3562	my $guard = lock_acquire "load_resource_file";
		3563
		3564	my $status = load_resource_file_ $_[0];
		3565	get_slot 0.1, 100;
		3566	cf::arch::commit_load;
		3567
		3568	$status
		3569	}
		3570
2758	sub reload_regions {	3571	sub reload_regions {
		3572	# HACK to clear player env face cache, we need some signal framework
		3573	# for this (global event?)
		3574	%ext::player_env::MUSIC_FACE_CACHE = ();
		3575
2759	load_resource_file "$MAPDIR/regions"	3576	load_resource_file "$MAPDIR/regions"
2760	or die "unable to load regions file\n";	3577	or die "unable to load regions file\n";
		3578
		3579	for (cf::region::list) {
		3580	$_->{match} = qr/$_->{match}/
		3581	if exists $_->{match};
		3582	}
2761	}	3583	}
2762		3584
2763	sub reload_facedata {	3585	sub reload_facedata {
2764	load_facedata "$DATADIR/facedata"	3586	load_facedata "$DATADIR/facedata"
2765	or die "unable to load facedata\n";	3587	or die "unable to load facedata\n";
2766	}	3588	}
2767		3589
2768	sub reload_archetypes {	3590	sub reload_archetypes {
2769	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
2770	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
2771	#d# NEED to laod twice to resolve forward references
2772	# this really needs to be done in an extra post-pass
2773	# (which needs to be synchronous, so solve it differently)
2774	load_resource_file "$DATADIR/archetypes"
2775	or die "unable to load archetypes\n";
2776	}	3593	}
2777		3594
2778	sub reload_treasures {	3595	sub reload_treasures {
2779	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
2780	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
2781	}	3598	}
2782		3599
		3600	sub reload_sound {
		3601	trace "loading sound config from $DATADIR/sound\n";
		3602
		3603	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3604
		3605	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3606	my $sound = $soundconf->{compat}[$_]
		3607	or next;
		3608
		3609	my $face = cf::face::find "sound/$sound->[1]";
		3610	cf::sound::set $sound->[0] => $face;
		3611	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3612	}
		3613
		3614	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3615	my $face = cf::face::find "sound/$v";
		3616	cf::sound::set $k => $face;
		3617	}
		3618	}
		3619
2783	sub reload_resources {	3620	sub reload_resources {
2784	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
2785		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
2786	reload_regions;	3628	reload_regions;
2787	reload_facedata;
2788	#reload_archetypes;#d#
2789	reload_archetypes;
2790	reload_treasures;	3629	reload_treasures;
2791		3630
2792	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
2793	}	3632	}
2794		3633
2795	sub init {	3634	sub reload_config {
2796	reload_resources;	3635	trace "reloading config file...\n";
2797	}
2798		3636
2799	sub cfg_load {	3637	my $config = load_file "$CONFDIR/config";
2800	open my $fh, "<:utf8", "$CONFDIR/config"	3638	utf8::decode $config;
2801	or return;	3639	*CFG = decode_yaml $config;
2802		3640
2803	local $/;
2804	*CFG = YAML::Syck::Load <$fh>;
2805
2806	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2807		3642
2808	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3643	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2809	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3644	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2810		3645
2811	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
2815	};	3650	};
2816	warn $@ if $@;	3651	warn $@ if $@;
2817	}	3652	}
2818	}	3653	}
2819		3654
		3655	sub pidfile() {
		3656	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3657	or die "$PIDFILE: $!";
		3658	flock $fh, &Fcntl::LOCK_EX
		3659	or die "$PIDFILE: flock: $!";
		3660	$fh
		3661	}
		3662
		3663	# make sure only one server instance is running at any one time
		3664	sub atomic {
		3665	my $fh = pidfile;
		3666
		3667	my $pid = <$fh>;
		3668	kill 9, $pid if $pid > 0;
		3669
		3670	seek $fh, 0, 0;
		3671	print $fh $$;
		3672	}
		3673
		3674	sub main_loop {
		3675	trace "EV::loop starting\n";
		3676	if (1) {
		3677	EV::loop;
		3678	}
		3679	trace "EV::loop returned\n";
		3680	goto &main_loop unless $REALLY_UNLOOP;
		3681	}
		3682
2820	sub main {	3683	sub main {
		3684	cf::init_globals; # initialise logging
		3685
		3686	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3687	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3688	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3689	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3690
		3691	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3692
2821	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
2822	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
2823	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3695	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2824	(async {	3696	(async {
2825	Event::one_event;	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3698	EV::loop EV::LOOP_ONESHOT;
2826	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
2827	};	3700	};
2828		3701
2829	cfg_load;	3702	evthread_start IO::AIO::poll_fileno;
		3703
		3704	cf::sync_job {
		3705	cf::incloader::init ();
		3706
		3707	cf::init_anim;
		3708	cf::init_attackmess;
		3709	cf::init_dynamic;
		3710
		3711	cf::load_settings;
		3712
		3713	reload_resources;
		3714	reload_config;
2830	db_init;	3715	db_init;
		3716
		3717	cf::init_uuid;
		3718	cf::init_signals;
		3719	cf::init_skills;
		3720
		3721	cf::init_beforeplay;
		3722
		3723	atomic;
		3724
2831	load_extensions;	3725	load_extensions;
2832		3726
2833	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
2834	Event::loop;	3728
		3729	# no (long-running) fork's whatsoever before this point(!)
		3730	use POSIX ();
		3731	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3732
		3733	cf::_post_init 0;
		3734	};
		3735
		3736	cf::object::thawer::errors_are_fatal 0;
		3737	info "parse errors in files are no longer fatal from this point on.\n";
		3738
		3739	my $free_main; $free_main = EV::idle sub {
		3740	undef $free_main;
		3741	undef &main; # free gobs of memory :)
		3742	};
		3743
		3744	goto &main_loop;
2835	}	3745	}
2836		3746
2837	#############################################################################	3747	#############################################################################
2838	# initialisation and cleanup	3748	# initialisation and cleanup
2839		3749
2840	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
2841	BEGIN {	3751	BEGIN {
		3752	our %SIGWATCHER = ();
2842	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
2843	Event->signal (	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2844	reentrant => 0,
2845	data => WF_AUTOCANCEL,
2846	signal => $signal,
2847	prio => 0,
2848	cb => sub {
2849	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
2850	},
2851	);	3756	};
2852	}	3757	}
2853	}	3758	}
2854		3759
2855	sub write_runtime {	3760	sub write_runtime_sync {
2856	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
2857		3762
2858	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
2859	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
2860		3765
2861	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2862		3767
2863	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
2864		3769
2865	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2866	or return;	3771	or return;
2867		3772
2868	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
2869	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
2870	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
2880	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
2881		3786
2882	close $fh	3787	close $fh
2883	or return;	3788	or return;
2884		3789
2885	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2886	and return;	3791	and return;
2887		3792
2888	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2889		3794
2890	1	3795	1
		3796	}
		3797
		3798	our $uuid_lock;
		3799	our $uuid_skip;
		3800
		3801	sub write_uuid_sync($) {
		3802	$uuid_skip ||= $_[0];
		3803
		3804	return if $uuid_lock;
		3805	local $uuid_lock = 1;
		3806
		3807	my $uuid = "$LOCALDIR/uuid";
		3808
		3809	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3810	or return;
		3811
		3812	my $value = uuid_seq uuid_cur;
		3813
		3814	unless ($value) {
		3815	info "cowardly refusing to write zero uuid value!\n";
		3816	return;
		3817	}
		3818
		3819	my $value = uuid_str $value + $uuid_skip;
		3820	$uuid_skip = 0;
		3821
		3822	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3823	and return;
		3824
		3825	# always fsync - this file is important
		3826	aio_fsync $fh
		3827	and return;
		3828
		3829	close $fh
		3830	or return;
		3831
		3832	aio_rename "$uuid~", $uuid
		3833	and return;
		3834
		3835	trace "uuid file written ($value).\n";
		3836
		3837	1
		3838
		3839	}
		3840
		3841	sub write_uuid($$) {
		3842	my ($skip, $sync) = @_;
		3843
		3844	$sync ? write_uuid_sync $skip
		3845	: async { write_uuid_sync $skip };
2891	}	3846	}
2892		3847
2893	sub emergency_save() {	3848	sub emergency_save() {
2894	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
2895		3850
2896	warn "enter emergency perl save\n";	3851	info "emergency_perl_save: enter\n";
		3852
		3853	# this is a trade-off: we want to be very quick here, so
		3854	# save all maps without fsync, and later call a global sync
		3855	# (which in turn might be very very slow)
		3856	local $USE_FSYNC = 0;
2897		3857
2898	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
2899	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
2900	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
2901	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
2902	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
2903	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
2904	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
2905	$pl->valid or next;	3867	$pl->valid or next;
		3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2906	$pl->save;	3869	$pl->save;
2907	}	3870	}
2908	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
2909		3872
2910	warn "begin emergency map save\n";	3873	cf::write_runtime_sync; # external watchdog should not bark
		3874
		3875	info "emergency_perl_save: begin map save\n";
2911	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
2912	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
2913	$map->valid or next;	3878	$map->valid or next;
2914	$map->save;	3879	$map->save;
2915	}	3880	}
2916	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
2917		3882
2918	warn "begin emergency database checkpoint\n";	3883	cf::write_runtime_sync; # external watchdog should not bark
		3884
		3885	info "emergency_perl_save: begin database checkpoint\n";
2919	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
2920	warn "end emergency database checkpoint\n";	3887	info "emergency_perl_save: end database checkpoint\n";
		3888
		3889	info "emergency_perl_save: begin write uuid\n";
		3890	write_uuid_sync 1;
		3891	info "emergency_perl_save: end write uuid\n";
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
		3894
		3895	trace "emergency_perl_save: syncing database to disk";
		3896	BDB::db_env_txn_checkpoint $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
2921	};	3911	};
2922		3912
2923	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
2924	}	3914	}
2925		3915
2926	sub post_cleanup {	3916	sub post_cleanup {
2927	my ($make_core) = @_;	3917	my ($make_core) = @_;
2928		3918
		3919	IO::AIO::flush;
		3920
2929	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
2930	if $make_core;	3922	if $make_core;
		3923
		3924	my $fh = pidfile;
		3925	unlink $PIDFILE if <$fh> == $$;
		3926	}
		3927
		3928	# a safer delete_package, copied from Symbol
		3929	sub clear_package($) {
		3930	my $pkg = shift;
		3931
		3932	# expand to full symbol table name if needed
		3933	unless ($pkg =~ /^main::.*::$/) {
		3934	$pkg = "main$pkg" if $pkg =~ /^::/;
		3935	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3936	$pkg .= '::' unless $pkg =~ /::$/;
		3937	}
		3938
		3939	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3940	my $stem_symtab = *{$stem}{HASH};
		3941
		3942	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3943	or return;
		3944
		3945	# clear all symbols
		3946	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3947	for my $name (keys %$leaf_symtab) {
		3948	_gv_clear *{"$pkg$name"};
		3949	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3950	}
2931	}	3951	}
2932		3952
2933	sub do_reload_perl() {	3953	sub do_reload_perl() {
2934	# can/must only be called in main	3954	# can/must only be called in main
2935	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
2936	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
2937	return;	3957	return;
2938	}	3958	}
2939		3959
2940	warn "reloading...";	3960	return if $RELOAD++;
2941		3961
2942	warn "entering sync_job";	3962	my $t1 = AE::time;
2943		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
2944	cf::sync_job {	3970	cf::sync_job {
2945	cf::write_runtime; # external watchdog should not bark
2946	cf::emergency_save;	3971	#cf::emergency_save;
2947	cf::write_runtime; # external watchdog should not bark
2948		3972
2949	warn "syncing database to disk";
2950	BDB::db_env_txn_checkpoint $DB_ENV;
2951
2952	# if anything goes wrong in here, we should simply crash as we already saved
2953
2954	warn "cancelling all WF_AUTOCANCEL watchers";
2955	for (Event::all_watchers) {
2956	$_->cancel if $_->data & WF_AUTOCANCEL;
2957	}
2958
2959	warn "flushing outstanding aio requests";
2960	for (;;) {
2961	BDB::flush;
2962	IO::AIO::flush;
2963	Coro::cede;
2964	last unless IO::AIO::nreqs || BDB::nreqs;
2965	warn "iterate...";
2966	}
2967
2968	++$RELOAD;
2969
2970	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
2971	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
2972	%EXT_CORO = ();	3975	%EXT_CORO = ();
2973		3976
2974	warn "removing commands";	3977	trace "perl_reload: removing commands";
2975	%COMMAND = ();	3978	%COMMAND = ();
2976		3979
2977	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
2978	%EXTCMD = ();	3981	%EXTCMD = ();
2979	%EXTICMD = ();	3982	%EXTICMD = ();
2980		3983
2981	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
2982	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
2983	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
2984		3987
2985	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
2986	eval {	3989	eval {
2987	$cb->($pkg);	3990	$cb->($pkg);
2988	1	3991	1
2989	} or warn "$pkg unloaded, but with errors: $@";	3992	} or error "$pkg unloaded, but with errors: $@";
		3993	}
		3994
		3995	trace "... clearing $pkg";
		3996	clear_package $pkg;
2990	}	3997	}
2991		3998
2992	warn "... nuking $pkg";
2993	Symbol::delete_package $pkg;
2994	}
2995
2996	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2997	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
2998	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2999		4002
3000	warn "... unloading $k";	4003	trace "... unloading $k";
3001	delete $INC{$k};	4004	delete $INC{$k};
3002		4005
3003	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3004	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3005		4008
3006	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3007	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3008	}	4014	}
3009		4015
3010	Symbol::delete_package $k;
3011	}
3012
3013	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3014	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3015	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4018	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3016		4019
3017	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3018	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3019	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3020		4023
3021	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3022	# and global variables created in xs	4025	# and global variables created in xs
3023	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3024		4027
3025	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3026		4029
3027	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3028	require cf;	4031	require cf;
3029	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3030		4033
3031	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3032	cf::cfg_load;	4035	cf::reload_config;
3033		4036
3034	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3035	cf::load_extensions;	4038	cf::load_extensions;
3036		4039
		4040	if ($REATTACH_ON_RELOAD) {
3037	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3038	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3039	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3040	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3041	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3042	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3043		4048
3044	warn "leaving sync_job";	4049	cf::_post_init 1;
3045		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3046	1	4053	1
3047	} or do {	4054	} or do {
3048	warn $@;	4055	error $@;
3049	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3050	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3051	};	4060	}
3052		4061
3053	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3054	};	4064	};
3055		4065
3056	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3057		4067
3058	sub reload_perl() {	4068	sub reload_perl() {
3059	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3060	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3061		4071
3062	$RELOAD_WATCHER ||= Event->timer (	4072	$RELOAD_WATCHER ||= cf::async {
3063	reentrant => 0,	4073	Coro::AIO::aio_wait cache_extensions;
3064	after => 0,	4074
3065	data => WF_AUTOCANCEL,	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3066	cb => sub {
3067	do_reload_perl;	4076	do_reload_perl;
3068	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3069	},	4078	};
3070	);	4079	};
3071	}	4080	}
3072		4081
3073	register_command "reload" => sub {	4082	register_command "reload" => sub {
3074	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
3075		4084
3076	if ($who->flag (FLAG_WIZ)) {	4085	if ($who->flag (FLAG_WIZ)) {
3077	$who->message ("reloading server.");	4086	$who->message ("reloading server.");
		4087	async {
		4088	$Coro::current->{desc} = "perl_reload";
3078	async { reload_perl };	4089	reload_perl;
		4090	};
3079	}	4091	}
3080	};	4092	};
3081		4093
3082	unshift @INC, $LIBDIR;	4094	#############################################################################
3083		4095
3084	my $bug_warning = 0;	4096	my $bug_warning = 0;
3085		4097
3086	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3087	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3088		4100
3089	sub wait_for_tick {	4101	sub wait_for_tick() {
3090	return unless $TICK_WATCHER->is_active;
3091	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3092		4103
3093	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3094	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3095	$signal->wait;	4106	$signal->wait;
3096	}	4107	}
3097		4108
3098	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3099	return unless $TICK_WATCHER->is_active;
3100	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3101		4111
3102	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3103	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3104	$signal->wait;	4114	$signal->wait;
3105	}	4115	}
3106		4116
3107	my $min = 1e6;#d#	4117	sub tick {
3108	my $avg = 10;
3109	$TICK_WATCHER = Event->timer (
3110	reentrant => 0,
3111	parked => 1,
3112	prio => 0,
3113	at => $NEXT_TICK || $TICK,
3114	data => WF_AUTOCANCEL,
3115	cb => sub {
3116	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3117	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3118	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3119	return;	4121	return;
3120	}	4122	}
3121		4123
3122	$NOW = $tick_start = Event::time;
3123
3124	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3125		4125
3126	0 && sync_job {#d#	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3127	for(1..10) {
3128	my $t = Event::time;
3129	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3130	or die;
3131		4127
3132	$map->width (50);	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3133	$map->height (50);	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3134	$map->alloc;	4130	Coro::async_pool {
3135	$map->_load_objects ("/tmp/x.map", 1);	4131	$Coro::current->{desc} = "runtime saver";
3136	my $t = Event::time - $t;	4132	write_runtime_sync
3137		4133	or error "ERROR: unable to write runtime file: $!";
3138	#next unless $t < 0.0013;#d#
3139	if ($t < $min) {
3140	$min = $t;
3141	}
3142	$avg = $avg * 0.99 + $t * 0.01;
3143	}
3144	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3145	exit 0;
3146	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3147	};	4134	};
		4135	}
3148		4136
3149	$RUNTIME += $TICK;
3150	$NEXT_TICK += $TICK;
3151
3152	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3153	$NEXT_RUNTIME_WRITE = $NOW + 10;
3154	Coro::async_pool {
3155	write_runtime
3156	or warn "ERROR: unable to write runtime file: $!";
3157	};
3158	}
3159
3160	# my $AFTER = Event::time;
3161	# warn $AFTER - $NOW;#d#
3162
3163	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3164	$sig->send;	4138	$sig->send;
3165	}	4139	}
3166	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3167	$sig->send;	4141	$sig->send;
3168	}	4142	}
3169		4143
3170	$NOW = Event::time;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3171
3172	# if we are delayed by four ticks or more, skip them all
3173	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3174
3175	$TICK_WATCHER->at ($NEXT_TICK);
3176	$TICK_WATCHER->start;
3177
3178	$LOAD = ($NOW - $tick_start) / $TICK;
3179	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3180		4146
3181	_post_tick;	4147	if (0) {
3182		4148	if ($NEXT_TICK) {
3183		4149	my $jitter = $TICK_START - $NEXT_TICK;
		4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4151	debug "jitter $JITTER\n";#d#
		4152	}
3184	},	4153	}
3185	);	4154	}
3186		4155
3187	{	4156	{
3188	BDB::max_poll_time $TICK * 0.1;	4157	# configure BDB
3189	$BDB_POLL_WATCHER = Event->io (	4158
3190	reentrant => 0,
3191	fd => BDB::poll_fileno,
3192	poll => 'r',
3193	prio => 0,
3194	data => WF_AUTOCANCEL,
3195	cb => \&BDB::poll_cb,
3196	);
3197	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3198		4160	BDB::max_poll_reqs $TICK * 0.1;
3199	BDB::set_sync_prepare {	4161	$AnyEvent::BDB::WATCHER->priority (1);
3200	my $status;
3201	my $current = $Coro::current;
3202	(
3203	sub {
3204	$status = $!;
3205	$current->ready; undef $current;
3206	},
3207	sub {
3208	Coro::schedule while defined $current;
3209	$! = $status;
3210	},
3211	)
3212	};
3213		4162
3214	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3215	$DB_ENV = BDB::db_env_create;	4164	$DB_ENV = BDB::db_env_create;
		4165	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4166	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4167	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4168	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4169	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3216		4170
3217	cf::sync_job {	4171	cf::sync_job {
3218	eval {	4172	eval {
3219	BDB::db_env_open	4173	BDB::db_env_open
3220	$DB_ENV,	4174	$DB_ENV,
…		…
3222	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4176	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3223	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4177	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3224	0666;	4178	0666;
3225		4179
3226	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4180	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3227
3228	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3229	$DB_ENV->set_lk_detect;
3230	};	4181	};
3231		4182
3232	cf::cleanup "db_env_open(db): $@" if $@;	4183	cf::cleanup "db_env_open(db): $@" if $@;
3233	};	4184	};
3234	}	4185	}
		4186
		4187	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4188	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4189	};
		4190	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4191	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4192	};
		4193	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4194	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4195	};
3235	}	4196	}
3236		4197
3237	{	4198	{
		4199	# configure IO::AIO
		4200
3238	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3239
3240	undef $Coro::AIO::WATCHER;
3241	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3242	$AIO_POLL_WATCHER = Event->io (	4203	undef $AnyEvent::AIO::WATCHER;
3243	reentrant => 0,
3244	data => WF_AUTOCANCEL,
3245	fd => IO::AIO::poll_fileno,
3246	poll => 'r',
3247	prio => 6,
3248	cb => \&IO::AIO::poll_cb,
3249	);
3250	}	4204	}
3251		4205
3252	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3253		4208
3254	sub _log_backtrace {	4209	sub _log_backtrace {
3255	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3256		4211
3257	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3258		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3259	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3260	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3261	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3262	async {	4222	async {
		4223	$Coro::current->{desc} = "abt $msg";
		4224
3263	my @bt = fork_call {	4225	my @bt = fork_call {
3264	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
3265	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4227	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3266	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4228	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3267	or die "addr2line: $!";	4229	or die "addr2line: $!";
…		…
3275	}	4237	}
3276		4238
3277	@funcs	4239	@funcs
3278	};	4240	};
3279		4241
3280	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3281	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3282	--$_log_backtrace;	4245	--$_log_backtrace;
3283	};	4246	};
3284	} else {	4247	} else {
3285	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3286	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3287	}	4250	}
3288	}	4251	}
3289		4252
3290	# load additional modules	4253	# load additional modules
3291	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3292		4256
3293	END { cf::emergency_save }	4257	END { cf::emergency_save }
3294		4258
3295	1	4259	1
3296		4260

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