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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.566 by root, Sun May 1 16:58:16 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
		61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
34		64
35	# configure various modules to our taste	65	# configure various modules to our taste
36	#	66	#
37	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		75
41	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
42		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		78
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
52		85
53	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
63	our $DATADIR = datadir;	99	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
67	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
73		120
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	123	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
84		132
85	our %CFG;	133	our %CFG;
86		134
87	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
89		138
90	our %PLAYER; # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
93		142
94	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		145
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
100		155
101	binmode STDOUT;	156	binmode STDOUT;
102	binmode STDERR;	157	binmode STDERR;
103		158
104	# read virtual server time, if available	159	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
109	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
110		167
111	mkdir $_	168	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		170
114	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
115		172
116	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		189
118	#############################################################################	190	#############################################################################
119		191
120	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
121		193
…		…
157		229
158	The raw value load value from the last tick.	230	The raw value load value from the last tick.
159		231
160	=item %cf::CFG	232	=item %cf::CFG
161		233
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	235	from wherever your confdir points to.
164		236
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		238
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
		248	=item @cf::INVOKE_RESULTS
		249
		250	This array contains the results of the last C<invoke ()> call. When
		251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		252	that call.
		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
171	=back	260	=back
172		261
173	=cut	262	=cut
174		263
175	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
176	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
177	my $msg = join "", @_;	271	my $msg = join "", @_;
178		272
179	$msg .= "\n"	273	$msg .= "\n"
180	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
181		275
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		277
184	utf8::encode $msg;
185	LOG llevError, $msg;	278	LOG llevWarn, $msg;
186	};	279	};
187	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
188		294
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	305	for my $pkg (qw(
200	cf::global cf::attachable	306	cf::global cf::attachable
201	cf::object cf::object::player	307	cf::object cf::object::player
202	cf::client cf::player	308	cf::client cf::player
203	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
204	cf::map cf::party cf::region	311	cf::party cf::region
205	)) {	312	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	314	}
209		315
210	$Event::DIED = sub {	316	$EV::DIED = sub {
211	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
212	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
213		324
214	#############################################################################	325	#############################################################################
215		326
216	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
217		328
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	350	$d
240	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
241	}	352	}
242		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
243	=item $ref = cf::from_json $json	368	=item $ref = cf::decode_json $json
244		369
245	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
246		371
247	=item $json = cf::to_json $ref	372	=item $json = cf::encode_json $ref
248		373
249	Converts a perl data structure into its JSON representation.	374	Converts a perl data structure into its JSON representation.
250		375
251	=cut	376	=cut
252		377
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		379
255	sub to_json ($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
257		444
258	=item cf::lock_wait $string	445	=item cf::lock_wait $string
259		446
260	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
261		448
262	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
263		450
264	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
267	returned.	454	returned.
268		455
		456	Locks are *not* recursive, locking from the same coro twice results in a
		457	deadlocked coro.
		458
269	Lock names should begin with a unique identifier (for example, cf::map::find	459	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	460	uses map_find and cf::map::load uses map_load).
271		461
272	=item $locked = cf::lock_active $string	462	=item $locked = cf::lock_active $string
273		463
274	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
275		465
276	=cut	466	=cut
277		467
278	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
279		469
280	sub lock_wait($) {	470	sub lock_wait($) {
281	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	472	}
289		473
290	sub lock_acquire($) {	474	sub lock_acquire($) {
291	my ($key) = @_;	475	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	476	}
303		477
304	sub lock_active($) {	478	sub lock_active($) {
305	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	480	}
309		481
310	sub freeze_mainloop {	482	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	483	tick_inhibit_inc;
312		484
313	my $guard = Coro::guard {	485	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	486	}
		487
		488	=item cf::periodic $interval, $cb
		489
		490	Like EV::periodic, but randomly selects a starting point so that the actions
		491	get spread over time.
		492
		493	=cut
		494
		495	sub periodic($$) {
		496	my ($interval, $cb) = @_;
		497
		498	my $start = rand List::Util::min 180, $interval;
		499
		500	EV::periodic $start, $interval, 0, $cb
		501	}
		502
		503	=item cf::get_slot $time[, $priority[, $name]]
		504
		505	Allocate $time seconds of blocking CPU time at priority C<$priority>
		506	(default: 0): This call blocks and returns only when you have at least
		507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
		512
		513	The optional C<$name> can be used to identify the job to run. It might be
		514	used for statistical purposes and should identify the same time-class.
		515
		516	Useful for short background jobs.
		517
		518	=cut
		519
		520	our @SLOT_QUEUE;
		521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
		523
		524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		525	$SLOT_QUEUE = Coro::async {
		526	$Coro::current->desc ("timeslot manager");
		527
		528	my $signal = new Coro::Signal;
		529	my $busy;
		530
		531	while () {
		532	next_job:
		533
		534	my $avail = cf::till_tick;
		535
		536	for (0 .. $#SLOT_QUEUE) {
		537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
		539	my $job = splice @SLOT_QUEUE, $_, 1, ();
		540	$job->[2]->send;
		541	Coro::cede;
		542	goto next_job;
		543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		545	}
		546	}
		547
		548	if (@SLOT_QUEUE) {
		549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		550	push @cf::WAIT_FOR_TICK, $signal;
		551	$signal->wait;
		552	} else {
		553	$busy = 0;
		554	Coro::schedule;
		555	}
315	};	556	}
316	$TICK_WATCHER->stop;	557	};
317	$guard	558
		559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
		562	my ($time, $pri, $name) = @_;
		563
		564	$time = clamp $time, 0.01, $TICK * .6;
		565
		566	my $sig = new Coro::Signal;
		567
		568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		570	$SLOT_QUEUE->ready;
		571	$sig->wait;
318	}	572	}
319		573
320	=item cf::async { BLOCK }	574	=item cf::async { BLOCK }
321		575
322	Currently the same as Coro::async_pool, meaning you cannot use	576	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		581
328	BEGIN { *async = \&Coro::async_pool }	582	BEGIN { *async = \&Coro::async_pool }
329		583
330	=item cf::sync_job { BLOCK }	584	=item cf::sync_job { BLOCK }
331		585
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	586	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	587	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	588	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	589	acceptable.
336		590
337	If it must be done, put the blocking parts into C<sync_job>. This will run	591	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	592	the given BLOCK in another coroutine while waiting for the result. The
…		…
342	=cut	596	=cut
343		597
344	sub sync_job(&) {	598	sub sync_job(&) {
345	my ($job) = @_;	599	my ($job) = @_;
346		600
347	if ($Coro::current == $Coro::main) {	601	if (in_main) {
348	my $time = Event::time;	602	my $time = AE::time;
349		603
350	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
352		606
353	# TODO: use suspend/resume instead	607	#LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	608
355	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
356		610
357	my $busy = 1;	611	my $busy = 1;
358	my @res;	612	my @res;
359		613
360	(async {	614	(async {
		615	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	616	@res = eval { $job->() };
362	warn $@ if $@;	617	error $@ if $@;
363	undef $busy;	618	undef $busy;
364	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
365		620
366	while ($busy) {	621	while ($busy) {
367	Coro::cede or Event::one_event;	622	if (Coro::nready) {
		623	Coro::cede_notself;
		624	} else {
		625	EV::loop EV::LOOP_ONESHOT;
368	}	626	}
		627	}
369		628
370	$time = Event::time - $time;	629	my $time = AE::time - $time;
371		630
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
376		632
377	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
378	} else {	634	} else {
379	# we are in another coroutine, how wonderful, everything just works	635	# we are in another coroutine, how wonderful, everything just works
380		636
…		…
400	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
401		657
402	$coro	658	$coro
403	}	659	}
404		660
405	=item fork_call { }, $args	661	=item fork_call { }, @args
406		662
407	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	666	never block itself or use any form of event handling.
411		667
412	=cut	668	=cut
		669
		670	sub post_fork {
		671	reset_signals;
		672	}
413		673
414	sub fork_call(&@) {	674	sub fork_call(&@) {
415	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
416		676
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	677	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	678	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	679	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		680
422	if (my $pid = fork) {	681	my @res = Coro::Util::fork_eval {
423	close $fh2;	682	cf::post_fork;
		683	&$cb
		684	} @args;
424		685
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	686	wantarray ? @res : $res[-1]
426	warn "pst<$res>" unless $res =~ /^pst/;	687	}
427	$res = Coro::Storable::thaw $res;
428		688
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	689	sub objinfo {
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;
436	local $SIG{__WARN__};
437	local $SIG{__DIE__};
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442
443	my @res = eval { $cb->(@args) };
444
445	open my $fh, ">", \my $buf
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}	690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
		698	}
		699
		700	=item $coin = coin_from_name $name
		701
		702	=cut
		703
		704	our %coin_alias = (
		705	"silver" => "silvercoin",
		706	"silvercoin" => "silvercoin",
		707	"silvercoins" => "silvercoin",
		708	"gold" => "goldcoin",
		709	"goldcoin" => "goldcoin",
		710	"goldcoins" => "goldcoin",
		711	"platinum" => "platinacoin",
		712	"platinumcoin" => "platinacoin",
		713	"platinumcoins" => "platinacoin",
		714	"platina" => "platinacoin",
		715	"platinacoin" => "platinacoin",
		716	"platinacoins" => "platinacoin",
		717	"royalty" => "royalty",
		718	"royalties" => "royalty",
		719	);
		720
		721	sub coin_from_name($) {
		722	$coin_alias{$_[0]}
		723	? cf::arch::find $coin_alias{$_[0]}
		724	: undef
460	}	725	}
461		726
462	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
463		728
464	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
467		732
468	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
469	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	734	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
470		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
471	=cut	741	=cut
		742
		743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
		747	my ($name) = @_;
		748	my $db = BDB::db_create $DB_ENV;
		749
		750	eval {
		751	$db->set_flags (BDB::CHKSUM);
		752
		753	utf8::encode $name;
		754	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		755	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		756	cf::cleanup "db_open(db): $!" if $!;
		757	};
		758	cf::cleanup "db_open(db): $@" if $@;
		759
		760	$db
		761	}
472		762
473	our $DB;	763	our $DB;
474		764
475	sub db_init {	765	sub db_init {
476	unless ($DB) {	766	$DB ||= db_table "db";
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {
480	eval {
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}
490	}	767	}
491		768
492	sub db_get($$) {	769	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
494		771
495	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
496	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
497		776
498	$! ? ()	777	$! ? ()
499	: $data	778	: $data
500	}
501	}	779	}
502		780
503	sub db_put($$$) {	781	sub db_put($$$) {
504	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
505	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
533		811
534	my @data;	812	my @data;
535	my $md5;	813	my $md5;
536		814
537	for (0 .. $#$src) {	815	for (0 .. $#$src) {
538	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
539	or Carp::croak "$src->[$_]: $!";
540	}	817	}
541		818
542	# if processing is expensive, check	819	# if processing is expensive, check
543	# checksum first	820	# checksum first
544	if (1) {	821	if (1) {
545	$md5 =	822	$md5 =
546	join "\x00",	823	join "\x00",
547	$processversion,	824	$processversion,
548	map {	825	map {
549	Coro::cede;	826	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	828	} 0.. $#$src;
552		829
553		830
554	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
561		838
562	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
563	my $data = $process->(\@data);	840	my $data = $process->(\@data);
564	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
565		842
566	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
567		844
568	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
569	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
570	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
571		848
…		…
581		858
582	=cut	859	=cut
583		860
584	sub datalog($@) {	861	sub datalog($@) {
585	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
586	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
587	}	864	}
588		865
589	=back	866	=back
590		867
591	=cut	868	=cut
592		869
593	#############################################################################	870	#############################################################################
594		871
595	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
596		873
597	Many objects in crossfire are so-called attachable objects. That means you can	874	Many objects in deliantra are so-called attachable objects. That means you can
598	attach callbacks/event handlers (a collection of which is called an "attachment")	875	attach callbacks/event handlers (a collection of which is called an "attachment")
599	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
600		877
601	In the following description, CLASS can be any of C<global>, C<object>	878	In the following description, CLASS can be any of C<global>, C<object>
602	C<player>, C<client> or C<map> (i.e. the attachable objects in	879	C<player>, C<client> or C<map> (i.e. the attachable objects in
603	Crossfire TRT).	880	Deliantra).
604		881
605	=over 4	882	=over 4
606		883
607	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
608		885
…		…
652	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
653		930
654	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
655	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
656		933
657	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
658	that are attached at load/instantiate time, thus the need for a name.	935	that are attached at load/instantiate time, thus the need for a name.
659		936
660	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
661		938
662	=over 4	939	=over 4
…		…
786		1063
787	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
788	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
789		1066
790	} elsif (ref $type) {	1067	} elsif (ref $type) {
791	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
792		1069
793	} else {	1070	} else {
794	shift @arg;	1071	shift @arg;
795	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
796	}	1073	}
797	}	1074	}
798	}	1075	}
799		1076
800	sub _object_attach {	1077	sub _object_attach {
…		…
810	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
811	}	1088	}
812		1089
813	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
814	} else {	1091	} else {
815	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
816	}	1093	}
817		1094
818	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
819	}	1096	}
820		1097
…		…
860	";	1137	";
861	die if $@;	1138	die if $@;
862	}	1139	}
863		1140
864	our $override;	1141	our $override;
865	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1142	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
866		1143
867	sub override {	1144	sub override {
868	$override = 1;	1145	$override = 1;
869	@invoke_results = ();	1146	@INVOKE_RESULTS = (@_);
870	}	1147	}
871		1148
872	sub do_invoke {	1149	sub do_invoke {
873	my $event = shift;	1150	my $event = shift;
874	my $callbacks = shift;	1151	my $callbacks = shift;
875		1152
876	@invoke_results = ();	1153	@INVOKE_RESULTS = ();
877		1154
878	local $override;	1155	local $override;
879		1156
880	for (@$callbacks) {	1157	for (@$callbacks) {
881	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
882		1159
883	if ($@) {	1160	if ($@) {
884	warn "$@";
885	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
886	override;	1162	override;
887	}	1163	}
888		1164
889	return 1 if $override;	1165	return 1 if $override;
890	}	1166	}
891		1167
892	0	1168	0
893	}	1169	}
894		1170
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1172
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1174
899	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
900		1176
901	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1177	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
902	removed in future versions), and there is no public API to access override	1178	removed in future versions), and there is no public API to access override
903	results (if you must, access C<@cf::invoke_results> directly).	1179	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1180
905	=back	1181	=back
906		1182
907	=cut	1183	=cut
908		1184
909	#############################################################################	1185	#############################################################################
910	# object support	1186	# object support
		1187
		1188	sub _object_equal($$);
		1189	sub _object_equal($$) {
		1190	my ($a, $b) = @_;
		1191
		1192	return 0 unless (ref $a) eq (ref $b);
		1193
		1194	if ("HASH" eq ref $a) {
		1195	my @ka = keys %$a;
		1196	my @kb = keys %$b;
		1197
		1198	return 0 if @ka != @kb;
		1199
		1200	for (0 .. $#ka) {
		1201	return 0 unless $ka[$_] eq $kb[$_];
		1202	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1203	}
		1204
		1205	} elsif ("ARRAY" eq ref $a) {
		1206
		1207	return 0 if @$a != @$b;
		1208
		1209	for (0 .. $#$a) {
		1210	return 0 unless _object_equal $a->[$_], $b->[$_];
		1211	}
		1212
		1213	} elsif ($a ne $b) {
		1214	return 0;
		1215	}
		1216
		1217	1
		1218	}
		1219
		1220	our $SLOW_MERGES;#d#
		1221	sub _can_merge {
		1222	my ($ob1, $ob2) = @_;
		1223
		1224	++$SLOW_MERGES;#d#
		1225
		1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
		1228	}
911		1229
912	sub reattach {	1230	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1232	my ($obj) = @_;
915		1233
		1234	# no longer needed after getting rid of delete_package?
916	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1235	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
917		1236
918	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
919		1238
920	@$registry = ();	1239	@$registry = ();
921		1240
…		…
926	for (@$attach) {	1245	for (@$attach) {
927	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
928	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
929	}	1248	}
930	} else {	1249	} else {
931	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
932	}	1251	}
933	}	1252	}
934	}	1253	}
935		1254
936	cf::attachable->attach (	1255	cf::attachable->attach (
937	prio => -1000000,	1256	prio => -1000000,
938	on_instantiate => sub {	1257	on_instantiate => sub {
939	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
940		1259
941	$data = from_json $data;	1260	$data = decode_json $data;
942		1261
943	for (@$data) {	1262	for (@$data) {
944	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
945		1264
946	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1281	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
964		1283
965	sync_job {	1284	sync_job {
966	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
969		1290
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	aio_fsync $fh if $cf::USE_FSYNC;	1294	if ($cf::USE_FSYNC) {
		1295	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1296	aio_fsync $fh;
		1297	}
974	close $fh;	1298	aio_close $fh;
975		1299
976	if (@$objs) {	1300	if (@$objs) {
977	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1301	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
978	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
981	aio_fsync $fh if $cf::USE_FSYNC;	1305	if ($cf::USE_FSYNC) {
		1306	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1307	aio_fsync $fh;
		1308	}
982	close $fh;	1309	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
984	}	1311	}
985	} else {	1312	} else {
986	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
987	}	1314	}
988		1315
989	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1320	} else {
991	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
992	}	1322	}
993	} else {	1323	} else {
994	aio_unlink $filename;	1324	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
996	}	1326	}
997	}	1327	};
998	}	1328	}
999		1329
1000	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1002		1332
…		…
1014	or return;	1344	or return;
1015		1345
1016	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1348	or return;
		1349
1019	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1020	}	1352	}
1021		1353
		1354	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1024	return ($data, $av);	1359	($data, $av)
1025	}	1360	}
1026		1361
1027	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1028		1363
1029	=over 4	1364	=over 4
…		…
1083	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1084		1419
1085	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1086	}	1421	}
1087		1422
		1423	use File::Glob ();
		1424
1088	cf::player->attach (	1425	cf::player->attach (
1089	on_command => sub {	1426	on_unknown_command => sub {
1090	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1091		1428
1092	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1093	or return;	1430	or return;
1094		1431
…		…
1102	my ($pl, $buf) = @_;	1439	my ($pl, $buf) = @_;
1103		1440
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1441	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1442
1106	if (ref $msg) {	1443	if (ref $msg) {
		1444	my ($type, $reply, @payload) =
		1445	"ARRAY" eq ref $msg
		1446	? @$msg
		1447	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1448
		1449	my @reply;
		1450
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1451	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1452	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1453	}
		1454
		1455	$pl->ext_reply ($reply, @reply)
		1456	if $reply;
		1457
1112	} else {	1458	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1460	}
1115		1461
1116	cf::override;	1462	cf::override;
1117	},	1463	},
1118	);	1464	);
1119		1465
		1466	# "readahead" all extensions
		1467	sub cache_extensions {
		1468	my $grp = IO::AIO::aio_group;
		1469
		1470	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1471	for (grep /\.ext$/, @{$_[0]}) {
		1472	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1473	}
		1474	};
		1475
		1476	$grp
		1477	}
		1478
1120	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1121	cf::sync_job {	1482	cf::sync_job {
1122	my %todo;	1483	my %todo;
1123		1484
1124	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1125	next unless -r $path;	1486	next unless -r $path;
…		…
1143		1504
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1507
1147	$ext{source} =	1508	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1149	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1150	. $source	1511	. $source
1151	. "\n};\n1";	1512	. "\n};\n1";
1152		1513
1153	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1154	}	1515	}
1155		1516
		1517	my $pass = 0;
1156	my %done;	1518	my %done;
1157	while (%todo) {	1519	while (%todo) {
1158	my $progress;	1520	my $progress;
1159		1521
		1522	++$pass;
		1523
		1524	ext:
1160	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1527	next ext
1163	unless exists $done{$_};	1528	unless exists $done{$_};
1164	}	1529	}
1165		1530
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1532
1168	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1173	warn $msg;	1540
1174	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1175	exit 1;	1542	delete $todo{$k};
1176	}	1543	} else {
1177		1544	$done{$k} = delete $todo{$k};
1178	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1179	}	1550	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1551	}
1185		1552
1186	skip:	1553	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1189	}	1563	}
1190	};	1564	};
1191	}	1565	}
1192		1566
1193	#############################################################################	1567	#############################################################################
1194		1568
1195	=back	1569	=back
1196		1570
1197	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1198		1572
1199	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1200		1574
1201	=cut	1575	=cut
1202		1576
1203	package cf::player;	1577	package cf::player;
1204		1578
1205	use Coro::AIO;	1579	use Coro::AIO;
1206		1580
1207	=head3 cf::player	1581	=head3 cf::player
1208		1582
1209	=over 4	1583	=over 4
		1584
		1585	=item cf::player::num_playing
		1586
		1587	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1588
		1589	=cut
		1590
		1591	sub num_playing {
		1592	scalar grep
		1593	$_->ob->map
		1594	&& !$_->hidden
		1595	&& !$_->ob->flag (cf::FLAG_WIZ),
		1596	cf::player::list
		1597	}
1210		1598
1211	=item cf::player::find $login	1599	=item cf::player::find $login
1212		1600
1213	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1214		1602
…		…
1233		1621
1234	sub exists($) {	1622	sub exists($) {
1235	my ($login) = @_;	1623	my ($login) = @_;
1236		1624
1237	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1239	}	1627	}
1240		1628
1241	sub find($) {	1629	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1631	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1642
1255	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1644	or return;
		1645
		1646	my $pl = cf::player::load_pl $f
		1647	or return;
		1648
		1649	local $cf::PLAYER_LOADING{$login} = $pl;
		1650	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1258	}	1652	}
1259	}	1653	}
1260	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
1261		1668
1262	sub save($) {	1669	sub save($) {
1263	my ($pl) = @_;	1670	my ($pl) = @_;
1264		1671
1265	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1271		1678
1272	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1274		1681
		1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1686
1275	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1276	Coro::cede;	1688	cf::cede_to_tick;
1277	}	1689	}
1278		1690
1279	sub new($) {	1691	sub new($) {
1280	my ($login) = @_;	1692	my ($login) = @_;
1281		1693
…		…
1287	$cf::PLAYER{$login} = $self;	1699	$cf::PLAYER{$login} = $self;
1288		1700
1289	$self	1701	$self
1290	}	1702	}
1291		1703
		1704	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1705
		1706	=cut
		1707
		1708	sub send_msg {
		1709	my $ns = shift->ns
		1710	or return;
		1711	$ns->send_msg (@_);
		1712	}
		1713
1292	=item $pl->quit_character	1714	=item $pl->quit_character
1293		1715
1294	Nukes the player without looking back. If logged in, the connection will	1716	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1717	be destroyed. May block for a long time.
1296		1718
…		…
1300	my ($pl) = @_;	1722	my ($pl) = @_;
1301		1723
1302	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1303		1725
1304	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1305	$pl->password ("*"); # this should lock out the player until we nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1306		1728
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1308	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1310	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1311		1737
1312	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1314	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1349	or return [];	1775	or return [];
1350		1776
1351	my @logins;	1777	my @logins;
1352		1778
1353	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
		1780	my $path = path $login;
		1781
		1782	# a .pst is a dead give-away for a valid player
		1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1357		1789
1358	utf8::decode $login;	1790	utf8::decode $login;
1359	push @logins, $login;	1791	push @logins, $login;
1360	}	1792	}
1361		1793
1362	\@logins	1794	\@logins
1363	}	1795	}
1364		1796
1365	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1366		1800
1367	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1368	player. May block.	1802	player. May block.
1369		1803
1370	=cut	1804	=cut
…		…
1388	}	1822	}
1389		1823
1390	\@paths	1824	\@paths
1391	}	1825	}
1392		1826
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1828
1395	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1396		1830
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1831	=item $player->ext_reply ($msgid, @msg)
1444		1832
1445	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1446		1834
1447	=cut	1835	=cut
1448		1836
1449	sub ext_reply($$%) {	1837	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1838	my ($self, $id, @msg) = @_;
1451		1839
1452	$msg{msgid} = $id;	1840	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1841	}
1455		1842
1456	=item $player->ext_event ($type, %msg)	1843	=item $player->ext_msg ($type, @msg)
1457		1844
1458	Sends an ext event to the client.	1845	Sends an ext event to the client.
1459		1846
1460	=cut	1847	=cut
1461		1848
1462	sub ext_event($$%) {	1849	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1850	my ($self, $type, @msg) = @_;
1464		1851
1465	$self->ns->ext_event ($type, %msg);	1852	$self->ns->ext_msg ($type, @msg);
1466	}	1853	}
1467		1854
1468	=head3 cf::region	1855	=head3 cf::region
1469		1856
1470	=over 4	1857	=over 4
…		…
1480	=cut	1867	=cut
1481		1868
1482	sub find_by_path($) {	1869	sub find_by_path($) {
1483	my ($path) = @_;	1870	my ($path) = @_;
1484		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1485	my ($match, $specificity);	1874	my ($match, $specificity);
1486		1875
1487	for my $region (list) {	1876	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1879	if $region->specificity > $specificity;
1491	}	1880	}
1492	}	1881	}
1493		1882
…		…
1514	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1516		1905
1517	sub generate_random_map {	1906	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1519	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1520	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1524	$rmp->{exit_on_final_map},
1525	$rmp->{xsize}, $rmp->{ysize},
1526	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1527	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1528	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1529	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1530	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1531	(cf::region::find $rmp->{region}), $rmp->{custom}
1532	)
1533	}	1912	}
1534		1913
1535	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1536		1915
1537	Register a handler for the map path matching the given regex at the	1916	Register a handler for the map path matching the given regex at the
…		…
1542		1921
1543	sub register {	1922	sub register {
1544	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1545	my $pkg = caller;	1924	my $pkg = caller;
1546		1925
1547	no strict;
1548	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1549		1927
1550	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1551	}	1929	}
1552		1930
1553	# also paths starting with '/'	1931	# also paths starting with '/'
1554	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1555		1933
1556	sub thawer_merge {	1934	sub thawer_merge {
1557	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1558		1936
1559	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1564	}	1942	}
1565		1943
1566	sub normalise {	1944	sub normalise {
1567	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1568		1946
1569	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1570		1948
1571	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1572		1950
1573	# map plan:	1951	# map plan:
1574	#	1952	#
…		…
1576	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1577	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1578	# ?random/... random maps	1956	# ?random/... random maps
1579	# /... normal maps	1957	# /... normal maps
1580	# ~user/... per-player map of a specific user	1958	# ~user/... per-player map of a specific user
		1959	# !up !down for quad maps, or other maps with up/down layers
1581		1960
1582	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1583		1962
1584	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1585	# something that looks reasonable	1964	# something that looks reasonable
1586	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1587	$base or Carp::carp "normalise called with relative path and no base: '$path'";	1966	$base or Carp::carp "normalise called with relative path and no base: '$path'";
1588		1967
1589	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1590	$path = "$base/$path";	1969	$path = "$base/$path";
		1970
		1971	} elsif ($path eq '!up') {
		1972	$base && ref $base
		1973	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1974
		1975	my $uppth = $base->tile_path (cf::TILE_UP);
		1976	$path = $uppth if $uppth;
		1977
		1978	} elsif ($path eq '!down') {
		1979	$base && ref $base
		1980	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1981
		1982	my $dpth = $base->tile_path (cf::TILE_DOWN);
		1983	$path = $dpth if $dpth;
1591	}	1984	}
1592		1985
1593	for ($path) {	1986	for ($path) {
1594	redo if s{//}{/};
1595	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1596	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1597	}	1989	}
1598		1990
1599	$path	1991	$path
…		…
1613	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1614	return $self;	2006	return $self;
1615	}	2007	}
1616	}	2008	}
1617		2009
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1619	()	2011	()
1620	}	2012	}
1621		2013
		2014	# may re-bless or do other evil things
1622	sub init {	2015	sub init {
1623	my ($self) = @_;	2016	my ($self) = @_;
1624		2017
1625	$self	2018	$self
1626	}	2019	}
…		…
1645		2038
1646	# the temporary/swap location	2039	# the temporary/swap location
1647	sub save_path {	2040	sub save_path {
1648	my ($self) = @_;	2041	my ($self) = @_;
1649		2042
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2043	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	2044	"$TMPDIR/$path.map"
1652	}	2045	}
1653		2046
1654	# the unique path, undef == no special unique path	2047	# the unique path, undef == no special unique path
1655	sub uniq_path {	2048	sub uniq_path {
1656	my ($self) = @_;	2049	my ($self) = @_;
1657		2050
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2051	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	2052	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	2053	}
1670		2054
1671	sub decay_objects {	2055	sub decay_objects {
1672	my ($self) = @_;	2056	my ($self) = @_;
1673		2057
…		…
1686		2070
1687	sub load_header_from($) {	2071	sub load_header_from($) {
1688	my ($self, $path) = @_;	2072	my ($self, $path) = @_;
1689		2073
1690	utf8::encode $path;	2074	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	2075	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	2076	or return;
1696		2077
		2078	$self->_load_header ($f)
		2079	or return;
		2080
		2081	local $MAP_LOADING{$self->{path}} = $self;
		2082	$f->resolve_delayed_derefs;
		2083
1697	$self->{load_path} = $path;	2084	$self->{load_path} = $path;
1698		2085
1699	1	2086	1
1700	}	2087	}
1701		2088
		2089	# used to laod the header of an original map
1702	sub load_header_orig {	2090	sub load_header_orig {
1703	my ($self) = @_;	2091	my ($self) = @_;
1704		2092
1705	$self->load_header_from ($self->load_path)	2093	$self->load_header_from ($self->load_path)
1706	}	2094	}
1707		2095
		2096	# used to laod the header of an instantiated map
1708	sub load_header_temp {	2097	sub load_header_temp {
1709	my ($self) = @_;	2098	my ($self) = @_;
1710		2099
1711	$self->load_header_from ($self->save_path)	2100	$self->load_header_from ($self->save_path)
1712	}	2101	}
1713		2102
		2103	# called after loading the header from an instantiated map
1714	sub prepare_temp {	2104	sub prepare_temp {
1715	my ($self) = @_;	2105	my ($self) = @_;
1716		2106
1717	$self->last_access ((delete $self->{last_access})	2107	$self->last_access ((delete $self->{last_access})
1718	|| $cf::RUNTIME); #d#	2108	|| $cf::RUNTIME); #d#
1719	# safety	2109	# safety
1720	$self->{instantiate_time} = $cf::RUNTIME	2110	$self->{instantiate_time} = $cf::RUNTIME
1721	if $self->{instantiate_time} > $cf::RUNTIME;	2111	if $self->{instantiate_time} > $cf::RUNTIME;
1722	}	2112	}
1723		2113
		2114	# called after loading the header from an original map
1724	sub prepare_orig {	2115	sub prepare_orig {
1725	my ($self) = @_;	2116	my ($self) = @_;
1726		2117
1727	$self->{load_original} = 1;	2118	$self->{load_original} = 1;
1728	$self->{instantiate_time} = $cf::RUNTIME;	2119	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1752		2143
1753	sub find;	2144	sub find;
1754	sub find {	2145	sub find {
1755	my ($path, $origin) = @_;	2146	my ($path, $origin) = @_;
1756		2147
		2148	cf::cede_to_tick;
		2149
1757	$path = normalise $path, $origin && $origin->path;	2150	$path = normalise $path, $origin;
1758		2151
		2152	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2153	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2154
1761	$cf::MAP{$path} || do {	2155	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2156	my $map = new_from_path cf::map $path
1764	or return;	2157	or return;
1765		2158
1766	$map->{last_save} = $cf::RUNTIME;	2159	$map->{last_save} = $cf::RUNTIME;
1767		2160
…		…
1769	or return;	2162	or return;
1770		2163
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2164	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2165	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2166	#$cf::WAIT_FOR_TICK->wait;
		2167	undef $guard2;
		2168	undef $guard1;
1774	$map->reset;	2169	$map->reset;
1775	undef $guard;
1776	return find $path;	2170	return find $path;
1777	}	2171	}
1778		2172
1779	$cf::MAP{$path} = $map	2173	$cf::MAP{$path} = $map
1780	}	2174	}
1781	}	2175	}
1782		2176
1783	sub pre_load { }	2177	sub pre_load { }
1784	sub post_load { }	2178	#sub post_load { } # XS
1785		2179
1786	sub load {	2180	sub load {
1787	my ($self) = @_;	2181	my ($self) = @_;
1788		2182
1789	local $self->{deny_reset} = 1; # loading can take a long time	2183	local $self->{deny_reset} = 1; # loading can take a long time
1790		2184
1791	my $path = $self->{path};	2185	my $path = $self->{path};
1792		2186
1793	{	2187	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2188	my $guard = cf::lock_acquire "map_data:$path";
1795		2189
		2190	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2191	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2192
1798	$self->in_memory (cf::MAP_LOADING);	2193	$self->in_memory (cf::MAP_LOADING);
1799		2194
1800	$self->alloc;	2195	$self->alloc;
1801		2196
1802	$self->pre_load;	2197	$self->pre_load;
1803	Coro::cede;	2198	cf::cede_to_tick;
1804		2199
1805	$self->_load_objects ($self->{load_path}, 1)	2200	if (exists $self->{load_path}) {
		2201	my $f = new_from_file cf::object::thawer $self->{load_path};
		2202	$f->skip_block;
		2203	$self->_load_objects ($f)
1806	or return;	2204	or return;
1807		2205
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2206	$self->post_load_original
1809	if delete $self->{load_original};	2207	if delete $self->{load_original};
1810		2208
1811	if (my $uniq = $self->uniq_path) {	2209	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2210	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2211	unless (aio_stat $uniq) {
		2212	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2213	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2214	$self->_load_objects ($f);
		2215	$f->resolve_delayed_derefs;
		2216	}
		2217	}
1816	}	2218	}
1817	}
1818		2219
1819	Coro::cede;	2220	$f->resolve_delayed_derefs;
		2221	} else {
		2222	$self->post_load_original
		2223	if delete $self->{load_original};
		2224	}
		2225
		2226	cf::cede_to_tick;
1820	# now do the right thing for maps	2227	# now do the right thing for maps
1821	$self->link_multipart_objects;	2228	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2229	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2230	unless $self->difficulty;
1824	Coro::cede;	2231	cf::cede_to_tick;
1825		2232
1826	unless ($self->{deny_activate}) {	2233	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2234	$self->decay_objects;
1828	$self->fix_auto_apply;	2235	$self->fix_auto_apply;
1829	$self->update_buttons;	2236	$self->update_buttons;
1830	Coro::cede;	2237	cf::cede_to_tick;
1831	$self->set_darkness_map;
1832	Coro::cede;
1833	$self->activate;	2238	$self->activate;
1834	}	2239	}
1835		2240
		2241	$self->{last_save} = $cf::RUNTIME;
		2242	$self->last_access ($cf::RUNTIME);
		2243
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2244	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2245	}
1838		2246
1839	$self->post_load;	2247	$self->post_load;
1840	}
1841		2248
		2249	1
		2250	}
		2251
		2252	# customize the map for a given player, i.e.
		2253	# return the _real_ map. used by e.g. per-player
		2254	# maps to change the path to ~playername/mappath
1842	sub customise_for {	2255	sub customise_for {
1843	my ($self, $ob) = @_;	2256	my ($self, $ob) = @_;
1844		2257
1845	return find "~" . $ob->name . "/" . $self->{path}	2258	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2259	if $self->per_player;
…		…
1850		2263
1851	$self	2264	$self
1852	}	2265	}
1853		2266
1854	# find and load all maps in the 3x3 area around a map	2267	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2268	sub load_neighbours {
1856	my ($map) = @_;	2269	my ($map) = @_;
1857		2270
1858	my @diag; # diagonal neighbours	2271	my @neigh; # diagonal neighbours
1859		2272
1860	for (0 .. 3) {	2273	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2274	my $neigh = $map->tile_path ($_)
1862	or next;	2275	or next;
1863	$neigh = find $neigh, $map	2276	$neigh = find $neigh, $map
1864	or next;	2277	or next;
1865	$neigh->load;	2278	$neigh->load;
1866		2279
		2280	# now find the diagonal neighbours
		2281	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2282	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2283	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2284	}
1870		2285
1871	for (@diag) {	2286	for (grep defined $_->[0], @neigh) {
		2287	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2288	my $neigh = find $path, $origin
1873	or next;	2289	or next;
1874	$neigh->load;	2290	$neigh->load;
1875	}	2291	}
1876	}	2292	}
1877		2293
1878	sub find_sync {	2294	sub find_sync {
1879	my ($path, $origin) = @_;	2295	my ($path, $origin) = @_;
1880		2296
1881	cf::sync_job { find $path, $origin }	2297	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2298	if $Coro::current == $Coro::main;
		2299
		2300	find $path, $origin
1882	}	2301	}
1883		2302
1884	sub do_load_sync {	2303	sub do_load_sync {
1885	my ($map) = @_;	2304	my ($map) = @_;
1886		2305
1887	cf::sync_job { $map->load };	2306	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2307	if $Coro::current == $Coro::main;
		2308
		2309	$map->load;
1888	}	2310	}
1889		2311
1890	our %MAP_PREFETCH;	2312	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2313	our $MAP_PREFETCHER = undef;
1892		2314
1893	sub find_async {	2315	sub find_async {
1894	my ($path, $origin) = @_;	2316	my ($path, $origin, $load) = @_;
1895		2317
1896	$path = normalise $path, $origin && $origin->{path};	2318	$path = normalise $path, $origin;
1897		2319
1898	if (my $map = $cf::MAP{$path}) {	2320	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2321	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2322	}
1901		2323
1902	undef $MAP_PREFETCH{$path};	2324	$MAP_PREFETCH{$path} |= $load;
		2325
1903	$MAP_PREFETCHER ||= cf::async {	2326	$MAP_PREFETCHER ||= cf::async {
		2327	$Coro::current->{desc} = "map prefetcher";
		2328
1904	while (%MAP_PREFETCH) {	2329	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2330	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2331	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2332	$map->load if $v;
		2333	}
1909		2334
1910	delete $MAP_PREFETCH{$path};	2335	delete $MAP_PREFETCH{$k};
1911	}	2336	}
1912	}	2337	}
1913	undef $MAP_PREFETCHER;	2338	undef $MAP_PREFETCHER;
1914	};	2339	};
1915	$MAP_PREFETCHER->prio (6);	2340	$MAP_PREFETCHER->prio (6);
1916		2341
1917	()	2342	()
1918	}	2343	}
1919		2344
		2345	# common code, used by both ->save and ->swapout
1920	sub save {	2346	sub _save {
1921	my ($self) = @_;	2347	my ($self) = @_;
1922
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;
1924		2348
1925	$self->{last_save} = $cf::RUNTIME;	2349	$self->{last_save} = $cf::RUNTIME;
1926		2350
1927	return unless $self->dirty;	2351	return unless $self->dirty;
1928		2352
…		…
1934	return if $self->{deny_save};	2358	return if $self->{deny_save};
1935		2359
1936	local $self->{last_access} = $self->last_access;#d#	2360	local $self->{last_access} = $self->last_access;#d#
1937		2361
1938	cf::async {	2362	cf::async {
		2363	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2364	$_->contr->save for $self->players;
1940	};	2365	};
		2366
		2367	cf::get_slot 0.02;
1941		2368
1942	if ($uniq) {	2369	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2370	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2371	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2372	} else {
1946	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2373	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1947	}	2374	}
1948	}	2375	}
1949		2376
		2377	sub save {
		2378	my ($self) = @_;
		2379
		2380	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2381
		2382	$self->_save;
		2383	}
		2384
1950	sub swap_out {	2385	sub swap_out {
1951	my ($self) = @_;	2386	my ($self) = @_;
1952		2387
1953	# save first because save cedes
1954	$self->save;
1955
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2389
		2390	return if $self->in_memory != cf::MAP_ACTIVE;
		2391	return if $self->{deny_save};
1958	return if $self->players;	2392	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};
1961		2393
		2394	# first deactivate the map and "unlink" it from the core
		2395	$self->deactivate;
		2396	$_->clear_links_to ($self) for values %cf::MAP;
		2397	$self->in_memory (cf::MAP_SWAPPED);
		2398
		2399	# then atomically save
		2400	$self->_save;
		2401
		2402	# then free the map
1962	$self->clear;	2403	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2404	}
1965		2405
1966	sub reset_at {	2406	sub reset_at {
1967	my ($self) = @_;	2407	my ($self) = @_;
1968		2408
…		…
1986		2426
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2427	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2428
1989	return if $self->players;	2429	return if $self->players;
1990		2430
1991	warn "resetting map ", $self->path;	2431	cf::trace "resetting map ", $self->path, "\n";
1992		2432
1993	$self->in_memory (cf::MAP_SWAPPED);	2433	$self->in_memory (cf::MAP_SWAPPED);
1994		2434
1995	# need to save uniques path	2435	# need to save uniques path
1996	unless ($self->{deny_save}) {	2436	unless ($self->{deny_save}) {
…		…
2000	if $uniq;	2440	if $uniq;
2001	}	2441	}
2002		2442
2003	delete $cf::MAP{$self->path};	2443	delete $cf::MAP{$self->path};
2004		2444
		2445	$self->deactivate;
		2446	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2447	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2448
2009	$self->unlink_save;	2449	$self->unlink_save;
2010	$self->destroy;	2450	$self->destroy;
2011	}	2451	}
2012		2452
2013	my $nuke_counter = "aaaa";	2453	my $nuke_counter = "aaaa";
2014		2454
2015	sub nuke {	2455	sub nuke {
2016	my ($self) = @_;	2456	my ($self) = @_;
2017		2457
		2458	{
		2459	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2460
2018	delete $cf::MAP{$self->path};	2461	delete $cf::MAP{$self->path};
2019		2462
2020	$self->unlink_save;	2463	$self->unlink_save;
2021		2464
2022	bless $self, "cf::map";	2465	bless $self, "cf::map::wrap";
2023	delete $self->{deny_reset};	2466	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2467	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2468	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2469	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2470
2028	$cf::MAP{$self->path} = $self;	2471	$cf::MAP{$self->path} = $self;
		2472	}
2029		2473
2030	$self->reset; # polite request, might not happen	2474	$self->reset; # polite request, might not happen
2031	}	2475	}
2032		2476
2033	=item $maps = cf::map::tmp_maps	2477	=item $maps = cf::map::tmp_maps
…		…
2075		2519
2076	sub unique_maps() {	2520	sub unique_maps() {
2077	[	2521	[
2078	map {	2522	map {
2079	utf8::decode $_;	2523	utf8::decode $_;
2080	/\.map$/	2524	s/\.map$//; # TODO future compatibility hack
		2525	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2526	? ()
2081	? normalise $_	2527	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2528	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2529	]
2085	}	2530	}
2086		2531
2087	package cf;	2532	=item cf::map::static_maps
		2533
		2534	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2535	file in the shared directory excluding F</styles> and F</editor>). May
		2536	block.
		2537
		2538	=cut
		2539
		2540	sub static_maps() {
		2541	my @dirs = "";
		2542	my @maps;
		2543
		2544	while (@dirs) {
		2545	my $dir = shift @dirs;
		2546
		2547	next if $dir eq "/styles" || $dir eq "/editor";
		2548
		2549	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2550	or return;
		2551
		2552	for (@$files) {
		2553	s/\.map$// or next;
		2554	utf8::decode $_;
		2555	push @maps, "$dir/$_";
		2556	}
		2557
		2558	push @dirs, map "$dir/$_", @$dirs;
		2559	}
		2560
		2561	\@maps
		2562	}
2088		2563
2089	=back	2564	=back
2090		2565
2091	=head3 cf::object	2566	=head3 cf::object
2092		2567
…		…
2096		2571
2097	=over 4	2572	=over 4
2098		2573
2099	=item $ob->inv_recursive	2574	=item $ob->inv_recursive
2100		2575
2101	Returns the inventory of the object _and_ their inventories, recursively.	2576	Returns the inventory of the object I<and> their inventories, recursively,
		2577	but I<not> the object itself.
2102		2578
2103	=cut	2579	=cut
2104		2580
2105	sub inv_recursive_;	2581	sub inv_recursive_;
2106	sub inv_recursive_ {	2582	sub inv_recursive_ {
…		…
2109		2585
2110	sub inv_recursive {	2586	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2587	inv_recursive_ inv $_[0]
2112	}	2588	}
2113		2589
		2590	=item $ref = $ob->ref
		2591
		2592	Creates and returns a persistent reference to an object that can be stored as a string.
		2593
		2594	=item $ob = cf::object::deref ($refstring)
		2595
		2596	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2597	even if the object actually exists. May block.
		2598
		2599	=cut
		2600
		2601	sub deref {
		2602	my ($ref) = @_;
		2603
		2604	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2605	my ($uuid, $name) = ($1, $2);
		2606	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2607	or return;
		2608	$pl->ob->uuid eq $uuid
		2609	or return;
		2610
		2611	$pl->ob
		2612	} else {
		2613	warn "$ref: cannot resolve object reference\n";
		2614	undef
		2615	}
		2616	}
		2617
2114	package cf;	2618	package cf;
2115		2619
2116	=back	2620	=back
2117		2621
2118	=head3 cf::object::player	2622	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2628	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2629	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2630	dialogue with the given NPC character.
2127		2631
2128	=cut	2632	=cut
		2633
		2634	our $SAY_CHANNEL = {
		2635	id => "say",
		2636	title => "Map",
		2637	reply => "say ",
		2638	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2639	};
		2640
		2641	our $CHAT_CHANNEL = {
		2642	id => "chat",
		2643	title => "Chat",
		2644	reply => "chat ",
		2645	tooltip => "Player chat and shouts, global to the server.",
		2646	};
2129		2647
2130	# rough implementation of a future "reply" method that works	2648	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2649	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2650	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2651	sub cf::object::player::reply($$$;$) {
…		…
2140		2658
2141	} else {	2659	} else {
2142	my $pl = $self->contr;	2660	my $pl = $self->contr;
2143		2661
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2662	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2663	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2664	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2665
2153	} else {	2666	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2667	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2668	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2669	}
2157	}	2670	}
		2671	}
		2672
		2673	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2674
		2675	=cut
		2676
		2677	sub cf::object::send_msg {
		2678	my $pl = shift->contr
		2679	or return;
		2680	$pl->send_msg (@_);
2158	}	2681	}
2159		2682
2160	=item $player_object->may ("access")	2683	=item $player_object->may ("access")
2161		2684
2162	Returns wether the given player is authorized to access resource "access"	2685	Returns wether the given player is authorized to access resource "access"
…		…
2175		2698
2176	=item $player_object->enter_link	2699	=item $player_object->enter_link
2177		2700
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2701	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2702
2180	The player should be reasonably safe there for short amounts of time. You	2703	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2704	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2705	though, as the player cannot control the character while it is on the link
		2706	map.
2182		2707
2183	Will never block.	2708	Will never block.
2184		2709
2185	=item $player_object->leave_link ($map, $x, $y)	2710	=item $player_object->leave_link ($map, $x, $y)
2186		2711
…		…
2206	sub cf::object::player::enter_link {	2731	sub cf::object::player::enter_link {
2207	my ($self) = @_;	2732	my ($self) = @_;
2208		2733
2209	$self->deactivate_recursive;	2734	$self->deactivate_recursive;
2210		2735
		2736	++$self->{_link_recursion};
		2737
2211	return if UNIVERSAL::isa $self->map, "ext::map_link";	2738	return if UNIVERSAL::isa $self->map, "ext::map_link";
2212		2739
2213	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2740	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2214	if $self->map && $self->map->{path} ne "{link}";	2741	if $self->map && $self->map->{path} ne "{link}";
2215		2742
2216	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2743	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2217	}	2744	}
2218		2745
2219	sub cf::object::player::leave_link {	2746	sub cf::object::player::leave_link {
2220	my ($self, $map, $x, $y) = @_;	2747	my ($self, $map, $x, $y) = @_;
2221		2748
…		…
2238	($x, $y) = (-1, -1)	2765	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2766	unless (defined $x) && (defined $y);
2240		2767
2241	# use -1 or undef as default coordinates, not 0, 0	2768	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2769	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2770	if $x <= 0 && $y <= 0;
2244		2771
2245	$map->load;	2772	$map->load;
2246	$map->load_diag;	2773	$map->load_neighbours;
2247		2774
2248	return unless $self->contr->active;	2775	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2776
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2777	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2778	if ($self->enter_map ($map, $x, $y)) {
2253	}	2779	# entering was successful
		2780	delete $self->{_link_recursion};
		2781	# only activate afterwards, to support waiting in hooks
		2782	$self->activate_recursive;
		2783	}
2254		2784
		2785	}
		2786
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2787	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2256		2788
2257	Moves the player to the given map-path and coordinates by first freezing	2789	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2790	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2791	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2792	the new (success) or old (failed) map position. In either case, $done will
		2793	be called at the end of this process.
		2794
		2795	Note that $check will be called with a potentially non-loaded map, so if
		2796	it needs a loaded map it has to call C<< ->load >>.
2261		2797
2262	=cut	2798	=cut
2263		2799
2264	our $GOTOGEN;	2800	our $GOTOGEN;
2265		2801
2266	sub cf::object::player::goto {	2802	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2803	my ($self, $path, $x, $y, $check, $done) = @_;
		2804
		2805	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2806	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2807	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2808	($path, $x, $y) = @$EMERGENCY_POSITION;
		2809	}
2268		2810
2269	# do generation counting so two concurrent goto's will be executed in-order	2811	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2812	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2813
2272	$self->enter_link;	2814	$self->enter_link;
2273		2815
2274	(async {	2816	(async {
		2817	$Coro::current->{desc} = "player::goto $path $x $y";
		2818
		2819	# *tag paths override both path and x|y
		2820	if ($path =~ /^\*(.*)$/) {
		2821	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2822	my $ob = $obs[rand @obs];
		2823
		2824	# see if we actually can go there
		2825	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2826	$ob = $obs[rand @obs];
		2827	} else {
		2828	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2829	}
		2830	# else put us there anyways for now #d#
		2831
		2832	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2833	} else {
		2834	($path, $x, $y) = (undef, undef, undef);
		2835	}
		2836	}
		2837
2275	my $map = eval {	2838	my $map = eval {
2276	my $map = cf::map::find $path;	2839	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2277		2840
2278	if ($map) {	2841	if ($map) {
2279	$map = $map->customise_for ($self);	2842	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2843	$map = $check->($map, $x, $y, $self) if $check && $map;
2281	} else {	2844	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2845	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2846	}
2284		2847
2285	$map	2848	$map
2286	};	2849	};
2287		2850
…		…
2292		2855
2293	if ($gen == $self->{_goto_generation}) {	2856	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2857	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2858	$self->leave_link ($map, $x, $y);
2296	}	2859	}
		2860
		2861	$done->($self) if $done;
2297	})->prio (1);	2862	})->prio (1);
2298	}	2863	}
2299		2864
2300	=item $player_object->enter_exit ($exit_object)	2865	=item $player_object->enter_exit ($exit_object)
2301		2866
…		…
2321	}	2886	}
2322		2887
2323	sub prepare_random_map {	2888	sub prepare_random_map {
2324	my ($exit) = @_;	2889	my ($exit) = @_;
2325		2890
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2891	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2892	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2893	# that depends on the exit object
2331		2894
2332	my $rmp = parse_random_map_params $exit->msg;	2895	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2897	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2898	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2899	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2900	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2901	$rmp->{origin_y} = $exit->y;
		2902
		2903	$exit->map->touch;
2339	}	2904	}
2340		2905
2341	$rmp->{random_seed} ||= $exit->random_seed;	2906	$rmp->{random_seed} ||= $exit->random_seed;
2342		2907
2343	my $data = cf::to_json $rmp;	2908	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2909	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2910	my $meta = "$RANDOMDIR/$md5.meta";
2346		2911
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2912	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2913	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2914	undef $fh;
2350	aio_rename "$meta~", $meta;	2915	aio_rename "$meta~", $meta;
2351		2916
		2917	my $slaying = "?random/$md5";
		2918
		2919	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2920	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2921	$exit->msg (undef);
		2922	}
2354	}	2923	}
2355	}	2924	}
2356		2925
2357	sub cf::object::player::enter_exit {	2926	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2927	my ($self, $exit) = @_;
2359		2928
2360	return unless $self->type == cf::PLAYER;	2929	return unless $self->type == cf::PLAYER;
2361		2930
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2931	$self->enter_link;
2374		2932
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2933	(async {
2380	$self->deactivate_recursive; # just to be sure	2934	$Coro::current->{desc} = "enter_exit";
		2935
2381	unless (eval {	2936	unless (eval {
		2937	$self->deactivate_recursive; # just to be sure
		2938
		2939	# random map handling
		2940	{
		2941	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2942
		2943	prepare_random_map $exit
		2944	if $exit->slaying eq "/!";
		2945	}
		2946
		2947	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2948	my $x = $exit->stats->hp;
		2949	my $y = $exit->stats->sp;
		2950
2382	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2383		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
2384	1;	2957	1
2385	}) {	2958	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "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. "
2388	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2963
2391	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2392	$self->leave_link;	2965	$self->leave_link;
2393	}	2966	}
2394	})->prio (1);	2967	})->prio (1);
2395	}	2968	}
2396		2969
…		…
2410		2983
2411	utf8::encode $text;	2984	utf8::encode $text;
2412	$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);
2413	}	2986	}
2414		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
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		3014
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	3016	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	3017	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	3018	the message unless the client supports the msg packet.
2421		3019
2422	=cut	3020	=cut
2423		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" => $CHAT_CHANNEL,
		3134	);
		3135
2424	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2426		3138
2427	$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	}
2428		3160
2429	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2430		3162
2431	if ($self->can_msg) {	3163	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3165	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		3166
2444	if ($color >= 0) {	3167	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3168	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3170	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3171
		3172	$self->send_big_packet ($pkt);
		3173	}
		3174
2455	=item $client->ext_event ($type, %msg)	3175	=item $client->ext_msg ($type, @msg)
2456		3176
2457	Sends an ext event to the client.	3177	Sends an ext event to the client.
2458		3178
2459	=cut	3179	=cut
2460		3180
2461	sub cf::client::ext_event($$%) {	3181	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3182	my ($self, $type, @msg) = @_;
2463		3183
		3184	if ($self->extcmd == 2) {
		3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3186	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	3187	push @msg, msgtype => "event_$type";
2465	$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	}
2466	}	3208	}
2467		3209
2468	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2469		3211
2470	Queues a query to the client, calling the given callback with	3212	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3267	my ($ns, $buf) = @_;
2526		3268
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3269	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3270
2529	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
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3279	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3280	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3281	}
		3282
		3283	$ns->ext_reply ($reply, @reply)
		3284	if $reply;
		3285
2536	} else {	3286	} else {
2537	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";
2538	}	3288	}
2539		3289
2540	cf::override;	3290	cf::override;
2541	},	3291	},
2542	);	3292	);
…		…
2562		3312
2563	$coro	3313	$coro
2564	}	3314	}
2565		3315
2566	cf::client->attach (	3316	cf::client->attach (
2567	on_destroy => sub {	3317	on_client_destroy => sub {
2568	my ($ns) = @_;	3318	my ($ns) = @_;
2569		3319
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3321	},
2572	);	3322	);
…		…
2587	our $safe = new Safe "safe";	3337	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
2589		3339
2590	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
2591		3341
2592	$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	));
2593		3347
2594	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
2595		3349
2596	=pod	3350	=pod
2597		3351
2598	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
2599		3353
2600	cf::object	3354	cf::object
2601	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
2602	insert remove	3356	insert remove name archname title slaying race decrease split
		3357	value
2603		3358
2604	cf::object::player	3359	cf::object::player
2605	player	3360	player
2606		3361
2607	cf::player	3362	cf::player
…		…
2612		3367
2613	=cut	3368	=cut
2614		3369
2615	for (	3370	for (
2616	["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
2617	insert remove)],	3372	insert remove inv nrof name archname title slaying race
		3373	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
2621	) {	3377	) {
2622	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2625	for @funs;	3380	for @funs;
2626	}	3381	}
2627		3382
…		…
2642		3397
2643	my $qcode = $code;	3398	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
2646		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
2647	local $_;	3405	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3406
2650	my $eval =	3407	my $eval =
2651	"do {\n"	3408	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3411	. $code
2655	. "\n}"	3412	. "\n}"
2656	;	3413	;
2657		3414
		3415	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	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	}
2661		3424
2662	if ($@) {	3425	if ($@) {
2663	warn "$@";	3426	warn "$@",
2664	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
2665	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
2666	}	3429	}
2667		3430
2668	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
2669	}	3432	}
2670		3433
…		…
2684	=cut	3447	=cut
2685		3448
2686	sub register_script_function {	3449	sub register_script_function {
2687	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
2688		3451
2689	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
2691	}	3454	}
2692		3455
2693	=back	3456	=back
2694		3457
2695	=cut	3458	=cut
…		…
2698	# the server's init and main functions	3461	# the server's init and main functions
2699		3462
2700	sub load_facedata($) {	3463	sub load_facedata($) {
2701	my ($path) = @_;	3464	my ($path) = @_;
2702		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
2703	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
2704		3473
2705	my $facedata;	3474	my $facedata = decode_storable load_file $path;
2706	0 < aio_load $path, $facedata
2707	or die "$path: $!";
2708
2709	$facedata = Coro::Storable::thaw $facedata;
2710		3475
2711	$facedata->{version} == 2	3476	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		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
2714	{	3488	{
2715	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
2716		3490
2717	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3494	cf::face::set_visibility $idx, $info->{visibility};
		3495	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3497	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2722	Coro::cede;	3498	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3499
		3500	cf::cede_to_tick;
2723	}	3501	}
2724		3502
2725	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
2727	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
2728	or next;	3507	or next;
		3508
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
		3510	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3512	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3514	}
2734	Coro::cede;	3515
		3516	cf::cede_to_tick;
2735	}	3517	}
2736	}	3518	}
2737		3519
2738	{	3520	{
2739	my $anims = $facedata->{animinfo};	3521	my $anims = $facedata->{animinfo};
2740		3522
2741	while (my ($anim, $info) = each %$anims) {	3523	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3524	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3525	cf::cede_to_tick;
2744	}	3526	}
2745		3527
2746	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
2747	}	3529	}
2748		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
2749	1	3550	1
2750	}	3551	}
2751		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
2752	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
2753	load_resource_file "$MAPDIR/regions"	3576	load_resource_file "$MAPDIR/regions"
2754	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	}
2755	}	3583	}
2756		3584
2757	sub reload_facedata {	3585	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3586	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3587	or die "unable to load facedata\n";
2760	}	3588	}
2761		3589
2762	sub reload_archetypes {	3590	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3593	}
2771		3594
2772	sub reload_treasures {	3595	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
2775	}	3598	}
2776		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
2777	sub reload_resources {	3620	sub reload_resources {
2778	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
2779		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
2780	reload_regions;	3628	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3629	reload_treasures;
2785		3630
2786	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
2787	}	3632	}
2788		3633
2789	sub init {	3634	sub reload_config {
2790	reload_resources;	3635	trace "reloading config file...\n";
2791	}
2792		3636
2793	sub cfg_load {	3637	my $config = load_file "$CONFDIR/config";
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3638	utf8::decode $config;
2795	or return;	3639	*CFG = decode_yaml $config;
2796		3640
2797	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;
2799
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2801		3642
2802	$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};
2803	$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};
2804		3645
2805	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
2809	};	3650	};
2810	warn $@ if $@;	3651	warn $@ if $@;
2811	}	3652	}
2812	}	3653	}
2813		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
2814	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
2815	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
2817	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#
2818	(async {	3696	(async {
2819	Event::one_event;	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3698	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
2821	};	3700	};
2822		3701
2823	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;
2824	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
2825	load_extensions;	3725	load_extensions;
2826		3726
2827	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
2828	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;
2829	}	3745	}
2830		3746
2831	#############################################################################	3747	#############################################################################
2832	# initialisation and cleanup	3748	# initialisation and cleanup
2833		3749
2834	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
2835	BEGIN {	3751	BEGIN {
		3752	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
2844	},
2845	);	3756	};
2846	}	3757	}
2847	}	3758	}
2848		3759
2849	sub write_runtime {	3760	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
2851		3762
2852	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
2854		3765
2855	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3767
2857	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
2858		3769
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3771	or return;
2861		3772
2862	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
2875		3786
2876	close $fh	3787	close $fh
2877	or return;	3788	or return;
2878		3789
2879	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3791	and return;
2881		3792
2882	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3794
2884	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 };
2885	}	3846	}
2886		3847
2887	sub emergency_save() {	3848	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
2889		3850
2890	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;
2891		3857
2892	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
2893	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3867	$pl->valid or next;
		3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3869	$pl->save;
2901	}	3870	}
2902	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
2903		3872
2904	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";
2905	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3878	$map->valid or next;
2908	$map->save;	3879	$map->save;
2909	}	3880	}
2910	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
2911		3882
2912	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";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
2914	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
2915	};	3911	};
2916		3912
2917	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
2918	}	3914	}
2919		3915
2920	sub post_cleanup {	3916	sub post_cleanup {
2921	my ($make_core) = @_;	3917	my ($make_core) = @_;
2922		3918
		3919	IO::AIO::flush;
		3920
2923	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
2924	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	}
2925	}	3951	}
2926		3952
2927	sub do_reload_perl() {	3953	sub do_reload_perl() {
2928	# can/must only be called in main	3954	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
2930	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
2931	return;	3957	return;
2932	}	3958	}
2933		3959
2934	warn "reloading...";	3960	return if $RELOAD++;
2935		3961
2936	warn "entering sync_job";	3962	my $t1 = AE::time;
2937		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
2938	cf::sync_job {	3970	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark
2940	cf::emergency_save;	3971	#cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark
2942		3972
2943	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;
2945
2946	# if anything goes wrong in here, we should simply crash as we already saved
2947
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;
2959	warn "iterate...";
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();	3975	%EXT_CORO = ();
2967		3976
2968	warn "removing commands";	3977	trace "perl_reload: removing commands";
2969	%COMMAND = ();	3978	%COMMAND = ();
2970		3979
2971	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
2972	%EXTCMD = ();	3981	%EXTCMD = ();
2973	%EXTICMD = ();	3982	%EXTICMD = ();
2974		3983
2975	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
2978		3987
2979	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
2980	eval {	3989	eval {
2981	$cb->($pkg);	3990	$cb->($pkg);
2982	1	3991	1
2983	} 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;
2984	}	3997	}
2985		3998
2986	warn "... nuking $pkg";
2987	Symbol::delete_package $pkg;
2988	}
2989
2990	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2991	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		4002
2994	warn "... unloading $k";	4003	trace "... unloading $k";
2995	delete $INC{$k};	4004	delete $INC{$k};
2996		4005
2997	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
2999		4008
3000	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3001	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3002	}	4014	}
3003		4015
3004	Symbol::delete_package $k;
3005	}
3006
3007	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3009	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);
3010		4019
3011	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		4023
3015	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3016	# and global variables created in xs	4025	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3018		4027
3019	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3020		4029
3021	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3022	require cf;	4031	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3024		4033
3025	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3026	cf::cfg_load;	4035	cf::reload_config;
3027		4036
3028	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3029	cf::load_extensions;	4038	cf::load_extensions;
3030		4039
		4040	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3034	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3037		4048
3038	warn "leaving sync_job";	4049	cf::_post_init 1;
3039		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3040	1	4053	1
3041	} or do {	4054	} or do {
3042	warn $@;	4055	error $@;
3043	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3044	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3045	};	4060	}
3046		4061
3047	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3048	};	4064	};
3049		4065
3050	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3051		4067
3052	sub reload_perl() {	4068	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3055		4071
3056	$RELOAD_WATCHER ||= Event->timer (	4072	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	4073	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	4074
3059	data => WF_AUTOCANCEL,	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	4076	do_reload_perl;
3062	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3063	},	4078	};
3064	);	4079	};
3065	}	4080	}
3066		4081
3067	register_command "reload" => sub {	4082	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
3069		4084
3070	if ($who->flag (FLAG_WIZ)) {	4085	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	4086	$who->message ("reloading server.");
		4087	async {
		4088	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	4089	reload_perl;
		4090	};
3073	}	4091	}
3074	};	4092	};
3075		4093
3076	unshift @INC, $LIBDIR;	4094	#############################################################################
3077		4095
3078	my $bug_warning = 0;	4096	my $bug_warning = 0;
3079		4097
3080	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3082		4100
3083	sub wait_for_tick {	4101	sub wait_for_tick() {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3086		4103
3087	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	4106	$signal->wait;
3090	}	4107	}
3091		4108
3092	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3095		4111
3096	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	4114	$signal->wait;
3099	}	4115	}
3100		4116
3101	my $min = 1e6;#d#	4117	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3113	return;	4121	return;
3114	}	4122	}
3115		4123
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3119		4125
3120	0 && sync_job {#d#	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3121	for(1..10) {
3122	my $t = Event::time;
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3124	or die;
3125		4127
3126	$map->width (50);	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3127	$map->height (50);	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3128	$map->alloc;	4130	Coro::async_pool {
3129	$map->_load_objects ("/tmp/x.map", 1);	4131	$Coro::current->{desc} = "runtime saver";
3130	my $t = Event::time - $t;	4132	write_runtime_sync
3131		4133	or error "ERROR: unable to write runtime file: $!";
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	4134	};
		4135	}
3142		4136
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	4138	$sig->send;
3159	}	4139	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	4141	$sig->send;
3162	}	4142	}
3163		4143
3164	$NOW = Event::time;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		4146
3175	_post_tick;	4147	if (0) {
3176		4148	if ($NEXT_TICK) {
3177		4149	my $jitter = $TICK_START - $NEXT_TICK;
		4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4151	debug "jitter $JITTER\n";#d#
		4152	}
3178	},	4153	}
3179	);	4154	}
3180		4155
3181	{	4156	{
3182	BDB::max_poll_time $TICK * 0.1;	4157	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	4158
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3192		4160	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4161	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		4162
3208	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3209	$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);
3210		4170
3211	cf::sync_job {	4171	cf::sync_job {
3212	eval {	4172	eval {
3213	BDB::db_env_open	4173	BDB::db_env_open
3214	$DB_ENV,	4174	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4176	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4177	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4178	0666;
3219		4179
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4180	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	4181	};
3225		4182
3226	cf::cleanup "db_env_open(db): $@" if $@;	4183	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4184	};
3228	}	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	};
3229	}	4196	}
3230		4197
3231	{	4198	{
		4199	# configure IO::AIO
		4200
3232	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4203	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	4204	}
3245		4205
3246	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3247		4208
3248	sub _log_backtrace {	4209	sub _log_backtrace {
3249	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3250		4211
3251	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3252		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3253	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3255	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3256	async {	4222	async {
		4223	$Coro::current->{desc} = "abt $msg";
		4224
3257	my @bt = fork_call {	4225	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4227	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	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 |"
3261	or die "addr2line: $!";	4229	or die "addr2line: $!";
…		…
3269	}	4237	}
3270		4238
3271	@funcs	4239	@funcs
3272	};	4240	};
3273		4241
3274	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4245	--$_log_backtrace;
3277	};	4246	};
3278	} else {	4247	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3281	}	4250	}
3282	}	4251	}
3283		4252
3284	# load additional modules	4253	# load additional modules
3285	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3286		4256
3287	END { cf::emergency_save }	4257	END { cf::emergency_save }
3288		4258
3289	1	4259	1
3290		4260

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