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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.301 by root, Tue Jul 10 07:01:51 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
413		669
414	sub _store_scalar {	670	sub post_fork {
415	open my $fh, ">", \my $buf	671	reset_signals;
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}	672	}
422		673
423	sub fork_call(&@) {	674	sub fork_call(&@) {
424	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
425		676
426	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	677	# we seemingly have to make a local copy of the whole thing,
427	# or die "socketpair: $!";	678	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	679	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		680
431	if (my $pid = fork) {	681	my @res = Coro::Util::fork_eval {
432	close $fh2;	682	cf::post_fork;
		683	&$cb
		684	} @args;
433		685
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	686	wantarray ? @res : $res[-1]
435	warn "pst<$res>" unless $res =~ /^pst/;	687	}
436	$res = Coro::Storable::thaw $res;
437		688
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	689	sub objinfo {
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;
445	local $SIG{__WARN__};
446	local $SIG{__DIE__};
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452
453	eval {
454	close $fh1;
455
456	my @res = eval { $cb->(@args) };
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
		698	}
		699
		700	=item $coin = coin_from_name $name
		701
		702	=cut
		703
		704	our %coin_alias = (
		705	"silver" => "silvercoin",
		706	"silvercoin" => "silvercoin",
		707	"silvercoins" => "silvercoin",
		708	"gold" => "goldcoin",
		709	"goldcoin" => "goldcoin",
		710	"goldcoins" => "goldcoin",
		711	"platinum" => "platinacoin",
		712	"platinumcoin" => "platinacoin",
		713	"platinumcoins" => "platinacoin",
		714	"platina" => "platinacoin",
		715	"platinacoin" => "platinacoin",
		716	"platinacoins" => "platinacoin",
		717	"royalty" => "royalty",
		718	"royalties" => "royalty",
		719	);
		720
		721	sub coin_from_name($) {
		722	$coin_alias{$_[0]}
		723	? cf::arch::find $coin_alias{$_[0]}
		724	: undef
465	}	725	}
466		726
467	=item $value = cf::db_get $family => $key	727	=item $value = cf::db_get $family => $key
468		728
469	Returns a single value from the environment database.	729	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	731	=item cf::db_put $family => $key => $value
472		732
473	Stores the given C<$value> in the family. It can currently store binary	733	Stores the given C<$value> in the family. It can currently store binary
474	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	734	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
475		735
		736	=item $db = cf::db_table "name"
		737
		738	Create and/or open a new database table. The string must not be "db" and must be unique
		739	within each server.
		740
476	=cut	741	=cut
		742
		743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
		747	my ($name) = @_;
		748	my $db = BDB::db_create $DB_ENV;
		749
		750	eval {
		751	$db->set_flags (BDB::CHKSUM);
		752
		753	utf8::encode $name;
		754	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		755	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		756	cf::cleanup "db_open(db): $!" if $!;
		757	};
		758	cf::cleanup "db_open(db): $@" if $@;
		759
		760	$db
		761	}
477		762
478	our $DB;	763	our $DB;
479		764
480	sub db_init {	765	sub db_init {
481	unless ($DB) {	766	$DB ||= db_table "db";
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {
485	eval {
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}
495	}	767	}
496		768
497	sub db_get($$) {	769	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
499		771
500	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
501	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
502		776
503	$! ? ()	777	$! ? ()
504	: $data	778	: $data
505	}
506	}	779	}
507		780
508	sub db_put($$$) {	781	sub db_put($$$) {
509	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
510	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
538		811
539	my @data;	812	my @data;
540	my $md5;	813	my $md5;
541		814
542	for (0 .. $#$src) {	815	for (0 .. $#$src) {
543	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
544	or Carp::croak "$src->[$_]: $!";
545	}	817	}
546		818
547	# if processing is expensive, check	819	# if processing is expensive, check
548	# checksum first	820	# checksum first
549	if (1) {	821	if (1) {
550	$md5 =	822	$md5 =
551	join "\x00",	823	join "\x00",
552	$processversion,	824	$processversion,
553	map {	825	map {
554	Coro::cede;	826	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	827	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	828	} 0.. $#$src;
557		829
558		830
559	my $dbmd5 = db_get cache => "$id/md5";	831	my $dbmd5 = db_get cache => "$id/md5";
…		…
566		838
567	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
568	my $data = $process->(\@data);	840	my $data = $process->(\@data);
569	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
570		842
571	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
572		844
573	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
574	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
575	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
576		848
…		…
586		858
587	=cut	859	=cut
588		860
589	sub datalog($@) {	861	sub datalog($@) {
590	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
591	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
592	}	864	}
593		865
594	=back	866	=back
595		867
596	=cut	868	=cut
597		869
598	#############################################################################	870	#############################################################################
599		871
600	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
601		873
602	Many objects in crossfire are so-called attachable objects. That means you can	874	Many objects in deliantra are so-called attachable objects. That means you can
603	attach callbacks/event handlers (a collection of which is called an "attachment")	875	attach callbacks/event handlers (a collection of which is called an "attachment")
604	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
605		877
606	In the following description, CLASS can be any of C<global>, C<object>	878	In the following description, CLASS can be any of C<global>, C<object>
607	C<player>, C<client> or C<map> (i.e. the attachable objects in	879	C<player>, C<client> or C<map> (i.e. the attachable objects in
608	Crossfire TRT).	880	Deliantra).
609		881
610	=over 4	882	=over 4
611		883
612	=item $attachable->attach ($attachment, key => $value...)	884	=item $attachable->attach ($attachment, key => $value...)
613		885
…		…
657	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
658		930
659	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
661		933
662	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
663	that are attached at load/instantiate time, thus the need for a name.	935	that are attached at load/instantiate time, thus the need for a name.
664		936
665	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
666		938
667	=over 4	939	=over 4
…		…
791		1063
792	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
793	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
794		1066
795	} elsif (ref $type) {	1067	} elsif (ref $type) {
796	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
797		1069
798	} else {	1070	} else {
799	shift @arg;	1071	shift @arg;
800	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
801	}	1073	}
802	}	1074	}
803	}	1075	}
804		1076
805	sub _object_attach {	1077	sub _object_attach {
…		…
815	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
816	}	1088	}
817		1089
818	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
819	} else {	1091	} else {
820	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
821	}	1093	}
822		1094
823	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
824	}	1096	}
825		1097
…		…
865	";	1137	";
866	die if $@;	1138	die if $@;
867	}	1139	}
868		1140
869	our $override;	1141	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1142	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1143
872	sub override {	1144	sub override {
873	$override = 1;	1145	$override = 1;
874	@invoke_results = ();	1146	@INVOKE_RESULTS = (@_);
875	}	1147	}
876		1148
877	sub do_invoke {	1149	sub do_invoke {
878	my $event = shift;	1150	my $event = shift;
879	my $callbacks = shift;	1151	my $callbacks = shift;
880		1152
881	@invoke_results = ();	1153	@INVOKE_RESULTS = ();
882		1154
883	local $override;	1155	local $override;
884		1156
885	for (@$callbacks) {	1157	for (@$callbacks) {
886	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
887		1159
888	if ($@) {	1160	if ($@) {
889	warn "$@";
890	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
891	override;	1162	override;
892	}	1163	}
893		1164
894	return 1 if $override;	1165	return 1 if $override;
895	}	1166	}
896		1167
897	0	1168	0
898	}	1169	}
899		1170
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1171	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1172
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1173	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1174
904	Generate an object-specific event with the given arguments.	1175	Generate an object-specific event with the given arguments.
905		1176
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1177	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1178	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1179	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1180
910	=back	1181	=back
911		1182
912	=cut	1183	=cut
913		1184
914	#############################################################################	1185	#############################################################################
915	# object support	1186	# object support
		1187
		1188	sub _object_equal($$);
		1189	sub _object_equal($$) {
		1190	my ($a, $b) = @_;
		1191
		1192	return 0 unless (ref $a) eq (ref $b);
		1193
		1194	if ("HASH" eq ref $a) {
		1195	my @ka = keys %$a;
		1196	my @kb = keys %$b;
		1197
		1198	return 0 if @ka != @kb;
		1199
		1200	for (0 .. $#ka) {
		1201	return 0 unless $ka[$_] eq $kb[$_];
		1202	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1203	}
		1204
		1205	} elsif ("ARRAY" eq ref $a) {
		1206
		1207	return 0 if @$a != @$b;
		1208
		1209	for (0 .. $#$a) {
		1210	return 0 unless _object_equal $a->[$_], $b->[$_];
		1211	}
		1212
		1213	} elsif ($a ne $b) {
		1214	return 0;
		1215	}
		1216
		1217	1
		1218	}
		1219
		1220	our $SLOW_MERGES;#d#
		1221	sub _can_merge {
		1222	my ($ob1, $ob2) = @_;
		1223
		1224	++$SLOW_MERGES;#d#
		1225
		1226	# we do the slow way here
		1227	return _object_equal $ob1, $ob2
		1228	}
916		1229
917	sub reattach {	1230	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1232	my ($obj) = @_;
920		1233
		1234	# no longer needed after getting rid of delete_package?
921	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1235	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
922		1236
923	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
924		1238
925	@$registry = ();	1239	@$registry = ();
926		1240
…		…
931	for (@$attach) {	1245	for (@$attach) {
932	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
933	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
934	}	1248	}
935	} else {	1249	} else {
936	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
937	}	1251	}
938	}	1252	}
939	}	1253	}
940		1254
941	cf::attachable->attach (	1255	cf::attachable->attach (
942	prio => -1000000,	1256	prio => -1000000,
943	on_instantiate => sub {	1257	on_instantiate => sub {
944	my ($obj, $data) = @_;	1258	my ($obj, $data) = @_;
945		1259
946	$data = from_json $data;	1260	$data = decode_json $data;
947		1261
948	for (@$data) {	1262	for (@$data) {
949	my ($name, $args) = @$_;	1263	my ($name, $args) = @$_;
950		1264
951	$obj->attach ($name, %{$args || {} });	1265	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1281	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
969		1283
970	sync_job {	1284	sync_job {
971	if (length $$rdata) {	1285	if (length $$rdata) {
		1286	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
974		1290
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1294	if ($cf::USE_FSYNC) {
		1295	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1296	aio_fsync $fh;
		1297	}
979	close $fh;	1298	aio_close $fh;
980		1299
981	if (@$objs) {	1300	if (@$objs) {
982	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1301	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
986	aio_fsync $fh if $cf::USE_FSYNC;	1305	if ($cf::USE_FSYNC) {
		1306	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1307	aio_fsync $fh;
		1308	}
987	close $fh;	1309	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
989	}	1311	}
990	} else {	1312	} else {
991	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
992	}	1314	}
993		1315
994	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1320	} else {
996	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
997	}	1322	}
998	} else {	1323	} else {
999	aio_unlink $filename;	1324	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1001	}	1326	}
1002	}	1327	};
1003	}	1328	}
1004		1329
1005	sub object_freezer_as_string {	1330	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1331	my ($rdata, $objs) = @_;
1007		1332
…		…
1019	or return;	1344	or return;
1020		1345
1021	unless (aio_stat "$filename.pst") {	1346	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1347	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1348	or return;
		1349
1024	$av = eval { (Storable::thaw $av)->{objs} };	1350	my $st = eval { Coro::Storable::thaw $av };
		1351	$av = $st->{objs};
1025	}	1352	}
1026		1353
		1354	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
		1358
1029	return ($data, $av);	1359	($data, $av)
1030	}	1360	}
1031		1361
1032	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
1033		1363
1034	=over 4	1364	=over 4
…		…
1088	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1089		1419
1090	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1091	}	1421	}
1092		1422
		1423	use File::Glob ();
		1424
1093	cf::player->attach (	1425	cf::player->attach (
1094	on_command => sub {	1426	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1096		1428
1097	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1098	or return;	1430	or return;
1099		1431
…		…
1107	my ($pl, $buf) = @_;	1439	my ($pl, $buf) = @_;
1108		1440
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1441	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1442
1111	if (ref $msg) {	1443	if (ref $msg) {
		1444	my ($type, $reply, @payload) =
		1445	"ARRAY" eq ref $msg
		1446	? @$msg
		1447	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1448
		1449	my @reply;
		1450
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1451	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1452	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1453	}
		1454
		1455	$pl->ext_reply ($reply, @reply)
		1456	if $reply;
		1457
1117	} else {	1458	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1460	}
1120		1461
1121	cf::override;	1462	cf::override;
1122	},	1463	},
1123	);	1464	);
1124		1465
		1466	# "readahead" all extensions
		1467	sub cache_extensions {
		1468	my $grp = IO::AIO::aio_group;
		1469
		1470	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1471	for (grep /\.ext$/, @{$_[0]}) {
		1472	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1473	}
		1474	};
		1475
		1476	$grp
		1477	}
		1478
1125	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1126	cf::sync_job {	1482	cf::sync_job {
1127	my %todo;	1483	my %todo;
1128		1484
1129	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1130	next unless -r $path;	1486	next unless -r $path;
…		…
1148		1504
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1507
1152	$ext{source} =	1508	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1154	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1155	. $source	1511	. $source
1156	. "\n};\n1";	1512	. "\n};\n1";
1157		1513
1158	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1159	}	1515	}
1160		1516
		1517	my $pass = 0;
1161	my %done;	1518	my %done;
1162	while (%todo) {	1519	while (%todo) {
1163	my $progress;	1520	my $progress;
1164		1521
		1522	++$pass;
		1523
		1524	ext:
1165	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1527	next ext
1168	unless exists $done{$_};	1528	unless exists $done{$_};
1169	}	1529	}
1170		1530
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1532
1173	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1537
		1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1539	if exists $v->{meta}{mandatory};
1178	warn $msg;	1540
1179	warn "mandatory extension failed to load, exiting.\n";	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1542	delete $todo{$k};
1181	}	1543	} else {
1182		1544	$done{$k} = delete $todo{$k};
1183	warn $msg;	1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1184	}	1550	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1551	}
1190		1552
1191	skip:	1553	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1194	}	1563	}
1195	};	1564	};
1196	}	1565	}
1197		1566
1198	#############################################################################	1567	#############################################################################
1199		1568
1200	=back	1569	=back
1201		1570
1202	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1203		1572
1204	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1205		1574
1206	=cut	1575	=cut
1207		1576
1208	package cf::player;	1577	package cf::player;
1209		1578
1210	use Coro::AIO;	1579	use Coro::AIO;
1211		1580
1212	=head3 cf::player	1581	=head3 cf::player
1213		1582
1214	=over 4	1583	=over 4
		1584
		1585	=item cf::player::num_playing
		1586
		1587	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1588
		1589	=cut
		1590
		1591	sub num_playing {
		1592	scalar grep
		1593	$_->ob->map
		1594	&& !$_->hidden
		1595	&& !$_->ob->flag (cf::FLAG_WIZ),
		1596	cf::player::list
		1597	}
1215		1598
1216	=item cf::player::find $login	1599	=item cf::player::find $login
1217		1600
1218	Returns the given player object, loading it if necessary (might block).	1601	Returns the given player object, loading it if necessary (might block).
1219		1602
…		…
1238		1621
1239	sub exists($) {	1622	sub exists($) {
1240	my ($login) = @_;	1623	my ($login) = @_;
1241		1624
1242	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1244	}	1627	}
1245		1628
1246	sub find($) {	1629	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1631	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1638	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1639	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1640	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1641	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1642
1260	my $pl = load_pl path $login	1643	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1644	or return;
		1645
		1646	my $pl = cf::player::load_pl $f
		1647	or return;
		1648
		1649	local $cf::PLAYER_LOADING{$login} = $pl;
		1650	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1263	}	1652	}
1264	}	1653	}
1265	}	1654	}
		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
1266		1668
1267	sub save($) {	1669	sub save($) {
1268	my ($pl) = @_;	1670	my ($pl) = @_;
1269		1671
1270	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1276		1678
1277	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1279		1681
		1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1686
1280	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1281	Coro::cede;	1688	cf::cede_to_tick;
1282	}	1689	}
1283		1690
1284	sub new($) {	1691	sub new($) {
1285	my ($login) = @_;	1692	my ($login) = @_;
1286		1693
…		…
1292	$cf::PLAYER{$login} = $self;	1699	$cf::PLAYER{$login} = $self;
1293		1700
1294	$self	1701	$self
1295	}	1702	}
1296		1703
		1704	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1705
		1706	=cut
		1707
		1708	sub send_msg {
		1709	my $ns = shift->ns
		1710	or return;
		1711	$ns->send_msg (@_);
		1712	}
		1713
1297	=item $pl->quit_character	1714	=item $pl->quit_character
1298		1715
1299	Nukes the player without looking back. If logged in, the connection will	1716	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1717	be destroyed. May block for a long time.
1301		1718
…		…
1305	my ($pl) = @_;	1722	my ($pl) = @_;
1306		1723
1307	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1308		1725
1309	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1728
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1313	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1315	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1316		1737
1317	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1319	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1354	or return [];	1775	or return [];
1355		1776
1356	my @logins;	1777	my @logins;
1357		1778
1358	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
		1780	my $path = path $login;
		1781
		1782	# a .pst is a dead give-away for a valid player
		1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1788	}
1362		1789
1363	utf8::decode $login;	1790	utf8::decode $login;
1364	push @logins, $login;	1791	push @logins, $login;
1365	}	1792	}
1366		1793
1367	\@logins	1794	\@logins
1368	}	1795	}
1369		1796
1370	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1371		1800
1372	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1373	player. May block.	1802	player. May block.
1374		1803
1375	=cut	1804	=cut
…		…
1393	}	1822	}
1394		1823
1395	\@paths	1824	\@paths
1396	}	1825	}
1397		1826
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1828
1400	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1401		1830
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1831	=item $player->ext_reply ($msgid, @msg)
1449		1832
1450	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1451		1834
1452	=cut	1835	=cut
1453		1836
1454	sub ext_reply($$%) {	1837	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1838	my ($self, $id, @msg) = @_;
1456		1839
1457	$msg{msgid} = $id;	1840	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1841	}
1460		1842
1461	=item $player->ext_event ($type, %msg)	1843	=item $player->ext_msg ($type, @msg)
1462		1844
1463	Sends an ext event to the client.	1845	Sends an ext event to the client.
1464		1846
1465	=cut	1847	=cut
1466		1848
1467	sub ext_event($$%) {	1849	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1850	my ($self, $type, @msg) = @_;
1469		1851
1470	$self->ns->ext_event ($type, %msg);	1852	$self->ns->ext_msg ($type, @msg);
1471	}	1853	}
1472		1854
1473	=head3 cf::region	1855	=head3 cf::region
1474		1856
1475	=over 4	1857	=over 4
…		…
1485	=cut	1867	=cut
1486		1868
1487	sub find_by_path($) {	1869	sub find_by_path($) {
1488	my ($path) = @_;	1870	my ($path) = @_;
1489		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1490	my ($match, $specificity);	1874	my ($match, $specificity);
1491		1875
1492	for my $region (list) {	1876	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1879	if $region->specificity > $specificity;
1496	}	1880	}
1497	}	1881	}
1498		1882
…		…
1519	our $MAX_RESET = 3600;	1903	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1904	our $DEFAULT_RESET = 3000;
1521		1905
1522	sub generate_random_map {	1906	sub generate_random_map {
1523	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1524	# mit "rum" bekleckern, nicht	1908
		1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1910
1525	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1533	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1534	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1535	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1536	(cf::region::find $rmp->{region}), $rmp->{custom}
1537	)
1538	}	1912	}
1539		1913
1540	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1541		1915
1542	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
…		…
1547		1921
1548	sub register {	1922	sub register {
1549	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1550	my $pkg = caller;	1924	my $pkg = caller;
1551		1925
1552	no strict;
1553	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1554		1927
1555	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1556	}	1929	}
1557		1930
1558	# also paths starting with '/'	1931	# also paths starting with '/'
1559	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1560		1933
1561	sub thawer_merge {	1934	sub thawer_merge {
1562	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1563		1936
1564	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1569	}	1942	}
1570		1943
1571	sub normalise {	1944	sub normalise {
1572	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1573		1946
1574	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1575		1948
1576	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1577		1950
1578	# map plan:	1951	# map plan:
1579	#	1952	#
…		…
1581	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1582	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1583	# ?random/... random maps	1956	# ?random/... random maps
1584	# /... normal maps	1957	# /... normal maps
1585	# ~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
1586		1960
1587	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1588		1962
1589	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1590	# something that looks reasonable	1964	# something that looks reasonable
1591	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1592	$base or Carp::carp "normalise called with relative path and no base: '$path'";	1966	$base or Carp::carp "normalise called with relative path and no base: '$path'";
1593		1967
1594	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1595	$path = "$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 $dpth;
1596	}	1984	}
1597		1985
1598	for ($path) {	1986	for ($path) {
1599	redo if s{//}{/};
1600	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1601	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1602	}	1989	}
1603		1990
1604	$path	1991	$path
…		…
1618	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1619	return $self;	2006	return $self;
1620	}	2007	}
1621	}	2008	}
1622		2009
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1624	()	2011	()
1625	}	2012	}
1626		2013
		2014	# may re-bless or do other evil things
1627	sub init {	2015	sub init {
1628	my ($self) = @_;	2016	my ($self) = @_;
1629		2017
1630	$self	2018	$self
1631	}	2019	}
…		…
1650		2038
1651	# the temporary/swap location	2039	# the temporary/swap location
1652	sub save_path {	2040	sub save_path {
1653	my ($self) = @_;	2041	my ($self) = @_;
1654		2042
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2043	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	2044	"$TMPDIR/$path.map"
1657	}	2045	}
1658		2046
1659	# the unique path, undef == no special unique path	2047	# the unique path, undef == no special unique path
1660	sub uniq_path {	2048	sub uniq_path {
1661	my ($self) = @_;	2049	my ($self) = @_;
1662		2050
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2051	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	2052	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	2053	}
1675		2054
1676	sub decay_objects {	2055	sub decay_objects {
1677	my ($self) = @_;	2056	my ($self) = @_;
1678		2057
…		…
1691		2070
1692	sub load_header_from($) {	2071	sub load_header_from($) {
1693	my ($self, $path) = @_;	2072	my ($self, $path) = @_;
1694		2073
1695	utf8::encode $path;	2074	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	2075	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	or return;	2076	or return;
1701		2077
		2078	$self->_load_header ($f)
		2079	or return;
		2080
		2081	local $MAP_LOADING{$self->{path}} = $self;
		2082	$f->resolve_delayed_derefs;
		2083
1702	$self->{load_path} = $path;	2084	$self->{load_path} = $path;
1703		2085
1704	1	2086	1
1705	}	2087	}
1706		2088
		2089	# used to laod the header of an original map
1707	sub load_header_orig {	2090	sub load_header_orig {
1708	my ($self) = @_;	2091	my ($self) = @_;
1709		2092
1710	$self->load_header_from ($self->load_path)	2093	$self->load_header_from ($self->load_path)
1711	}	2094	}
1712		2095
		2096	# used to laod the header of an instantiated map
1713	sub load_header_temp {	2097	sub load_header_temp {
1714	my ($self) = @_;	2098	my ($self) = @_;
1715		2099
1716	$self->load_header_from ($self->save_path)	2100	$self->load_header_from ($self->save_path)
1717	}	2101	}
1718		2102
		2103	# called after loading the header from an instantiated map
1719	sub prepare_temp {	2104	sub prepare_temp {
1720	my ($self) = @_;	2105	my ($self) = @_;
1721		2106
1722	$self->last_access ((delete $self->{last_access})	2107	$self->last_access ((delete $self->{last_access})
1723	|| $cf::RUNTIME); #d#	2108	|| $cf::RUNTIME); #d#
1724	# safety	2109	# safety
1725	$self->{instantiate_time} = $cf::RUNTIME	2110	$self->{instantiate_time} = $cf::RUNTIME
1726	if $self->{instantiate_time} > $cf::RUNTIME;	2111	if $self->{instantiate_time} > $cf::RUNTIME;
1727	}	2112	}
1728		2113
		2114	# called after loading the header from an original map
1729	sub prepare_orig {	2115	sub prepare_orig {
1730	my ($self) = @_;	2116	my ($self) = @_;
1731		2117
1732	$self->{load_original} = 1;	2118	$self->{load_original} = 1;
1733	$self->{instantiate_time} = $cf::RUNTIME;	2119	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1757		2143
1758	sub find;	2144	sub find;
1759	sub find {	2145	sub find {
1760	my ($path, $origin) = @_;	2146	my ($path, $origin) = @_;
1761		2147
		2148	cf::cede_to_tick;
		2149
1762	$path = normalise $path, $origin && $origin->path;	2150	$path = normalise $path, $origin;
1763		2151
		2152	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2153	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2154
1766	$cf::MAP{$path} || do {	2155	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2156	my $map = new_from_path cf::map $path
1769	or return;	2157	or return;
1770		2158
1771	$map->{last_save} = $cf::RUNTIME;	2159	$map->{last_save} = $cf::RUNTIME;
1772		2160
…		…
1774	or return;	2162	or return;
1775		2163
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2164	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2165	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2166	#$cf::WAIT_FOR_TICK->wait;
		2167	undef $guard2;
		2168	undef $guard1;
1779	$map->reset;	2169	$map->reset;
1780	undef $guard;
1781	return find $path;	2170	return find $path;
1782	}	2171	}
1783		2172
1784	$cf::MAP{$path} = $map	2173	$cf::MAP{$path} = $map
1785	}	2174	}
1786	}	2175	}
1787		2176
1788	sub pre_load { }	2177	sub pre_load { }
1789	sub post_load { }	2178	#sub post_load { } # XS
1790		2179
1791	sub load {	2180	sub load {
1792	my ($self) = @_;	2181	my ($self) = @_;
1793		2182
1794	local $self->{deny_reset} = 1; # loading can take a long time	2183	local $self->{deny_reset} = 1; # loading can take a long time
1795		2184
1796	my $path = $self->{path};	2185	my $path = $self->{path};
1797		2186
1798	{	2187	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2188	my $guard = cf::lock_acquire "map_data:$path";
1800		2189
		2190	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2191	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2192
1803	$self->in_memory (cf::MAP_LOADING);	2193	$self->in_memory (cf::MAP_LOADING);
1804		2194
1805	$self->alloc;	2195	$self->alloc;
1806		2196
1807	$self->pre_load;	2197	$self->pre_load;
1808	Coro::cede;	2198	cf::cede_to_tick;
1809		2199
1810	$self->_load_objects ($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)
1811	or return;	2204	or return;
1812		2205
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2206	$self->post_load_original
1814	if delete $self->{load_original};	2207	if delete $self->{load_original};
1815		2208
1816	if (my $uniq = $self->uniq_path) {	2209	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2210	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2211	unless (aio_stat $uniq) {
		2212	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2213	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2214	$self->_load_objects ($f);
		2215	$f->resolve_delayed_derefs;
		2216	}
		2217	}
1821	}	2218	}
1822	}
1823		2219
1824	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;
1825	# now do the right thing for maps	2227	# now do the right thing for maps
1826	$self->link_multipart_objects;	2228	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2229	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2230	unless $self->difficulty;
1829	Coro::cede;	2231	cf::cede_to_tick;
1830		2232
1831	unless ($self->{deny_activate}) {	2233	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2234	$self->decay_objects;
1833	$self->fix_auto_apply;	2235	$self->fix_auto_apply;
1834	$self->update_buttons;	2236	$self->update_buttons;
1835	Coro::cede;	2237	cf::cede_to_tick;
1836	$self->set_darkness_map;
1837	Coro::cede;
1838	$self->activate;	2238	$self->activate;
1839	}	2239	}
1840		2240
		2241	$self->{last_save} = $cf::RUNTIME;
		2242	$self->last_access ($cf::RUNTIME);
		2243
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2244	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2245	}
1843		2246
1844	$self->post_load;	2247	$self->post_load;
1845	}
1846		2248
		2249	1
		2250	}
		2251
		2252	# customize the map for a given player, i.e.
		2253	# return the _real_ map. used by e.g. per-player
		2254	# maps to change the path to ~playername/mappath
1847	sub customise_for {	2255	sub customise_for {
1848	my ($self, $ob) = @_;	2256	my ($self, $ob) = @_;
1849		2257
1850	return find "~" . $ob->name . "/" . $self->{path}	2258	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2259	if $self->per_player;
…		…
1855		2263
1856	$self	2264	$self
1857	}	2265	}
1858		2266
1859	# find and load all maps in the 3x3 area around a map	2267	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {	2268	sub load_neighbours {
1861	my ($map) = @_;	2269	my ($map) = @_;
1862		2270
1863	my @diag; # diagonal neighbours	2271	my @neigh; # diagonal neighbours
1864		2272
1865	for (0 .. 3) {	2273	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2274	my $neigh = $map->tile_path ($_)
1867	or next;	2275	or next;
1868	$neigh = find $neigh, $map	2276	$neigh = find $neigh, $map
1869	or next;	2277	or next;
1870	$neigh->load;	2278	$neigh->load;
1871		2279
		2280	# now find the diagonal neighbours
		2281	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2282	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2283	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2284	}
1875		2285
1876	for (@diag) {	2286	for (grep defined $_->[0], @neigh) {
		2287	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2288	my $neigh = find $path, $origin
1878	or next;	2289	or next;
1879	$neigh->load;	2290	$neigh->load;
1880	}	2291	}
1881	}	2292	}
1882		2293
1883	sub find_sync {	2294	sub find_sync {
1884	my ($path, $origin) = @_;	2295	my ($path, $origin) = @_;
1885		2296
1886	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, $origin
1887	}	2301	}
1888		2302
1889	sub do_load_sync {	2303	sub do_load_sync {
1890	my ($map) = @_;	2304	my ($map) = @_;
1891		2305
1892	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;
1893	}	2310	}
1894		2311
1895	our %MAP_PREFETCH;	2312	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2313	our $MAP_PREFETCHER = undef;
1897		2314
1898	sub find_async {	2315	sub find_async {
1899	my ($path, $origin) = @_;	2316	my ($path, $origin, $load) = @_;
1900		2317
1901	$path = normalise $path, $origin && $origin->{path};	2318	$path = normalise $path, $origin;
1902		2319
1903	if (my $map = $cf::MAP{$path}) {	2320	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2321	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2322	}
1906		2323
1907	undef $MAP_PREFETCH{$path};	2324	$MAP_PREFETCH{$path} |= $load;
		2325
1908	$MAP_PREFETCHER ||= cf::async {	2326	$MAP_PREFETCHER ||= cf::async {
		2327	$Coro::current->{desc} = "map prefetcher";
		2328
1909	while (%MAP_PREFETCH) {	2329	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2330	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2331	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2332	$map->load if $v;
		2333	}
1914		2334
1915	delete $MAP_PREFETCH{$path};	2335	delete $MAP_PREFETCH{$k};
1916	}	2336	}
1917	}	2337	}
1918	undef $MAP_PREFETCHER;	2338	undef $MAP_PREFETCHER;
1919	};	2339	};
1920	$MAP_PREFETCHER->prio (6);	2340	$MAP_PREFETCHER->prio (6);
1921		2341
1922	()	2342	()
1923	}	2343	}
1924		2344
		2345	# common code, used by both ->save and ->swapout
1925	sub save {	2346	sub _save {
1926	my ($self) = @_;	2347	my ($self) = @_;
1927
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;
1929		2348
1930	$self->{last_save} = $cf::RUNTIME;	2349	$self->{last_save} = $cf::RUNTIME;
1931		2350
1932	return unless $self->dirty;	2351	return unless $self->dirty;
1933		2352
…		…
1939	return if $self->{deny_save};	2358	return if $self->{deny_save};
1940		2359
1941	local $self->{last_access} = $self->last_access;#d#	2360	local $self->{last_access} = $self->last_access;#d#
1942		2361
1943	cf::async {	2362	cf::async {
		2363	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2364	$_->contr->save for $self->players;
1945	};	2365	};
		2366
		2367	cf::get_slot 0.02;
1946		2368
1947	if ($uniq) {	2369	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2370	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2371	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2372	} else {
1951	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2373	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1952	}	2374	}
1953	}	2375	}
1954		2376
		2377	sub save {
		2378	my ($self) = @_;
		2379
		2380	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2381
		2382	$self->_save;
		2383	}
		2384
1955	sub swap_out {	2385	sub swap_out {
1956	my ($self) = @_;	2386	my ($self) = @_;
1957		2387
1958	# save first because save cedes
1959	$self->save;
1960
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2389
		2390	return if $self->in_memory != cf::MAP_ACTIVE;
		2391	return if $self->{deny_save};
1963	return if $self->players;	2392	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;
1965	return if $self->{deny_save};
1966		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
1967	$self->clear;	2403	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2404	}
1970		2405
1971	sub reset_at {	2406	sub reset_at {
1972	my ($self) = @_;	2407	my ($self) = @_;
1973		2408
…		…
1991		2426
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2427	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2428
1994	return if $self->players;	2429	return if $self->players;
1995		2430
1996	warn "resetting map ", $self->path;	2431	cf::trace "resetting map ", $self->path, "\n";
1997		2432
1998	$self->in_memory (cf::MAP_SWAPPED);	2433	$self->in_memory (cf::MAP_SWAPPED);
1999		2434
2000	# need to save uniques path	2435	# need to save uniques path
2001	unless ($self->{deny_save}) {	2436	unless ($self->{deny_save}) {
…		…
2005	if $uniq;	2440	if $uniq;
2006	}	2441	}
2007		2442
2008	delete $cf::MAP{$self->path};	2443	delete $cf::MAP{$self->path};
2009		2444
		2445	$self->deactivate;
		2446	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2447	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2448
2014	$self->unlink_save;	2449	$self->unlink_save;
2015	$self->destroy;	2450	$self->destroy;
2016	}	2451	}
2017		2452
2018	my $nuke_counter = "aaaa";	2453	my $nuke_counter = "aaaa";
2019		2454
2020	sub nuke {	2455	sub nuke {
2021	my ($self) = @_;	2456	my ($self) = @_;
2022		2457
		2458	{
		2459	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2460
2023	delete $cf::MAP{$self->path};	2461	delete $cf::MAP{$self->path};
2024		2462
2025	$self->unlink_save;	2463	$self->unlink_save;
2026		2464
2027	bless $self, "cf::map";	2465	bless $self, "cf::map::wrap";
2028	delete $self->{deny_reset};	2466	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2467	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2468	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2469	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2470
2033	$cf::MAP{$self->path} = $self;	2471	$cf::MAP{$self->path} = $self;
		2472	}
2034		2473
2035	$self->reset; # polite request, might not happen	2474	$self->reset; # polite request, might not happen
2036	}	2475	}
2037		2476
2038	=item $maps = cf::map::tmp_maps	2477	=item $maps = cf::map::tmp_maps
…		…
2080		2519
2081	sub unique_maps() {	2520	sub unique_maps() {
2082	[	2521	[
2083	map {	2522	map {
2084	utf8::decode $_;	2523	utf8::decode $_;
2085	/\.map$/	2524	s/\.map$//; # TODO future compatibility hack
		2525	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2526	? ()
2086	? normalise $_	2527	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2528	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2529	]
2090	}	2530	}
2091		2531
2092	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	}
2093		2563
2094	=back	2564	=back
2095		2565
2096	=head3 cf::object	2566	=head3 cf::object
2097		2567
…		…
2101		2571
2102	=over 4	2572	=over 4
2103		2573
2104	=item $ob->inv_recursive	2574	=item $ob->inv_recursive
2105		2575
2106	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.
2107		2578
2108	=cut	2579	=cut
2109		2580
2110	sub inv_recursive_;	2581	sub inv_recursive_;
2111	sub inv_recursive_ {	2582	sub inv_recursive_ {
…		…
2114		2585
2115	sub inv_recursive {	2586	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2587	inv_recursive_ inv $_[0]
2117	}	2588	}
2118		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
2119	package cf;	2618	package cf;
2120		2619
2121	=back	2620	=back
2122		2621
2123	=head3 cf::object::player	2622	=head3 cf::object::player
…		…
2129	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>
2130	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
2131	dialogue with the given NPC character.	2630	dialogue with the given NPC character.
2132		2631
2133	=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	};
2134		2647
2135	# rough implementation of a future "reply" method that works	2648	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2649	# with dialog boxes.
2137	#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
2138	sub cf::object::player::reply($$$;$) {	2651	sub cf::object::player::reply($$$;$) {
…		…
2145		2658
2146	} else {	2659	} else {
2147	my $pl = $self->contr;	2660	my $pl = $self->contr;
2148		2661
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2662	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2663	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2664	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2665
2158	} else {	2666	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2667	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2668	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2669	}
2162	}	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 (@_);
2163	}	2681	}
2164		2682
2165	=item $player_object->may ("access")	2683	=item $player_object->may ("access")
2166		2684
2167	Returns wether the given player is authorized to access resource "access"	2685	Returns wether the given player is authorized to access resource "access"
…		…
2180		2698
2181	=item $player_object->enter_link	2699	=item $player_object->enter_link
2182		2700
2183	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}>).
2184		2702
2185	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.
2186	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.
2187		2707
2188	Will never block.	2708	Will never block.
2189		2709
2190	=item $player_object->leave_link ($map, $x, $y)	2710	=item $player_object->leave_link ($map, $x, $y)
2191		2711
…		…
2211	sub cf::object::player::enter_link {	2731	sub cf::object::player::enter_link {
2212	my ($self) = @_;	2732	my ($self) = @_;
2213		2733
2214	$self->deactivate_recursive;	2734	$self->deactivate_recursive;
2215		2735
		2736	++$self->{_link_recursion};
		2737
2216	return if UNIVERSAL::isa $self->map, "ext::map_link";	2738	return if UNIVERSAL::isa $self->map, "ext::map_link";
2217		2739
2218	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2740	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2219	if $self->map && $self->map->{path} ne "{link}";	2741	if $self->map && $self->map->{path} ne "{link}";
2220		2742
2221	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2743	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2222	}	2744	}
2223		2745
2224	sub cf::object::player::leave_link {	2746	sub cf::object::player::leave_link {
2225	my ($self, $map, $x, $y) = @_;	2747	my ($self, $map, $x, $y) = @_;
2226		2748
…		…
2243	($x, $y) = (-1, -1)	2765	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2766	unless (defined $x) && (defined $y);
2245		2767
2246	# use -1 or undef as default coordinates, not 0, 0	2768	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2769	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2770	if $x <= 0 && $y <= 0;
2249		2771
2250	$map->load;	2772	$map->load;
2251	$map->load_diag;	2773	$map->load_neighbours;
2252		2774
2253	return unless $self->contr->active;	2775	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2776
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2777	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2778	if ($self->enter_map ($map, $x, $y)) {
2258	}	2779	# entering was successful
		2780	delete $self->{_link_recursion};
		2781	# only activate afterwards, to support waiting in hooks
		2782	$self->activate_recursive;
		2783	}
2259		2784
		2785	}
		2786
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2787	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2261		2788
2262	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
2263	her, loading and preparing them map, calling the provided $check callback	2790	her, loading and preparing them map, calling the provided $check callback
2264	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
2265	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 >>.
2266		2797
2267	=cut	2798	=cut
2268		2799
2269	our $GOTOGEN;	2800	our $GOTOGEN;
2270		2801
2271	sub cf::object::player::goto {	2802	sub cf::object::player::goto {
2272	my ($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	}
2273		2810
2274	# 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
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2812	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2813
2277	$self->enter_link;	2814	$self->enter_link;
2278		2815
2279	(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
2280	my $map = eval {	2838	my $map = eval {
2281	my $map = cf::map::find $path;	2839	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2282		2840
2283	if ($map) {	2841	if ($map) {
2284	$map = $map->customise_for ($self);	2842	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2843	$map = $check->($map, $x, $y, $self) if $check && $map;
2286	} else {	2844	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2845	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2846	}
2289		2847
2290	$map	2848	$map
2291	};	2849	};
2292		2850
…		…
2297		2855
2298	if ($gen == $self->{_goto_generation}) {	2856	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2857	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2858	$self->leave_link ($map, $x, $y);
2301	}	2859	}
		2860
		2861	$done->($self) if $done;
2302	})->prio (1);	2862	})->prio (1);
2303	}	2863	}
2304		2864
2305	=item $player_object->enter_exit ($exit_object)	2865	=item $player_object->enter_exit ($exit_object)
2306		2866
…		…
2326	}	2886	}
2327		2887
2328	sub prepare_random_map {	2888	sub prepare_random_map {
2329	my ($exit) = @_;	2889	my ($exit) = @_;
2330		2890
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2891	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2892	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2893	# that depends on the exit object
2336		2894
2337	my $rmp = parse_random_map_params $exit->msg;	2895	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2897	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2898	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2899	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2900	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2901	$rmp->{origin_y} = $exit->y;
		2902
		2903	$exit->map->touch;
2344	}	2904	}
2345		2905
2346	$rmp->{random_seed} ||= $exit->random_seed;	2906	$rmp->{random_seed} ||= $exit->random_seed;
2347		2907
2348	my $data = cf::to_json $rmp;	2908	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2909	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2910	my $meta = "$RANDOMDIR/$md5.meta";
2351		2911
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2912	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2913	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2914	undef $fh;
2355	aio_rename "$meta~", $meta;	2915	aio_rename "$meta~", $meta;
2356		2916
		2917	my $slaying = "?random/$md5";
		2918
		2919	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2920	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2921	$exit->msg (undef);
		2922	}
2359	}	2923	}
2360	}	2924	}
2361		2925
2362	sub cf::object::player::enter_exit {	2926	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2927	my ($self, $exit) = @_;
2364		2928
2365	return unless $self->type == cf::PLAYER;	2929	return unless $self->type == cf::PLAYER;
2366		2930
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2931	$self->enter_link;
2379		2932
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2933	(async {
2385	$self->deactivate_recursive; # just to be sure	2934	$Coro::current->{desc} = "enter_exit";
		2935
2386	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
2387	$self->goto ($slaying, $hp, $sp);	2951	$self->goto ($map, $x, $y);
2388		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
2389	1;	2957	1
2390	}) {	2958	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "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. "
2393	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2963
2396	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2397	$self->leave_link;	2965	$self->leave_link;
2398	}	2966	}
2399	})->prio (1);	2967	})->prio (1);
2400	}	2968	}
2401		2969
…		…
2415		2983
2416	utf8::encode $text;	2984	utf8::encode $text;
2417	$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);
2418	}	2986	}
2419		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
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		3014
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	3016	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	3017	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	3018	the message unless the client supports the msg packet.
2426		3019
2427	=cut	3020	=cut
2428		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" => $CHAT_CHANNEL,
		3134	);
		3135
2429	sub cf::client::send_msg {	3136	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	3137	my ($self, $channel, $msg, $color, @extra) = @_;
2431		3138
2432	$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	}
2433		3160
2434	return unless @extra || length $msg;	3161	return unless @extra || length $msg;
2435		3162
2436	if ($self->can_msg) {	3163	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3164	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3165	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3166
2449	if ($color >= 0) {	3167	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3168	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3170	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3171
		3172	$self->send_big_packet ($pkt);
		3173	}
		3174
2460	=item $client->ext_event ($type, %msg)	3175	=item $client->ext_msg ($type, @msg)
2461		3176
2462	Sends an ext event to the client.	3177	Sends an ext event to the client.
2463		3178
2464	=cut	3179	=cut
2465		3180
2466	sub cf::client::ext_event($$%) {	3181	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3182	my ($self, $type, @msg) = @_;
2468		3183
		3184	if ($self->extcmd == 2) {
		3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3186	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3187	push @msg, msgtype => "event_$type";
2470	$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	}
2471	}	3208	}
2472		3209
2473	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2474		3211
2475	Queues a query to the client, calling the given callback with	3212	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3267	my ($ns, $buf) = @_;
2531		3268
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3269	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3270
2534	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
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3279	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3280	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3281	}
		3282
		3283	$ns->ext_reply ($reply, @reply)
		3284	if $reply;
		3285
2541	} else {	3286	} else {
2542	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";
2543	}	3288	}
2544		3289
2545	cf::override;	3290	cf::override;
2546	},	3291	},
2547	);	3292	);
…		…
2567		3312
2568	$coro	3313	$coro
2569	}	3314	}
2570		3315
2571	cf::client->attach (	3316	cf::client->attach (
2572	on_destroy => sub {	3317	on_client_destroy => sub {
2573	my ($ns) = @_;	3318	my ($ns) = @_;
2574		3319
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3321	},
2577	);	3322	);
…		…
2592	our $safe = new Safe "safe";	3337	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
2594		3339
2595	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
2596		3341
2597	$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	));
2598		3347
2599	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
2600		3349
2601	=pod	3350	=pod
2602		3351
2603	The following functions and methods are available within a safe environment:	3352	The following functions and methods are available within a safe environment:
2604		3353
2605	cf::object	3354	cf::object
2606	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
2607	insert remove	3356	insert remove name archname title slaying race decrease split
		3357	value
2608		3358
2609	cf::object::player	3359	cf::object::player
2610	player	3360	player
2611		3361
2612	cf::player	3362	cf::player
…		…
2617		3367
2618	=cut	3368	=cut
2619		3369
2620	for (	3370	for (
2621	["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
2622	insert remove)],	3372	insert remove inv nrof name archname title slaying race
		3373	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3375	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
2626	) {	3377	) {
2627	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2630	for @funs;	3380	for @funs;
2631	}	3381	}
2632		3382
…		…
2647		3397
2648	my $qcode = $code;	3398	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
2651		3401
		3402	%vars = (_dummy => 0) unless %vars;
		3403
		3404	my @res;
2652	local $_;	3405	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3406
2655	my $eval =	3407	my $eval =
2656	"do {\n"	3408	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3411	. $code
2660	. "\n}"	3412	. "\n}"
2661	;	3413	;
2662		3414
		3415	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	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	}
2666		3424
2667	if ($@) {	3425	if ($@) {
2668	warn "$@";	3426	warn "$@",
2669	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
2670	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
2671	}	3429	}
2672		3430
2673	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
2674	}	3432	}
2675		3433
…		…
2689	=cut	3447	=cut
2690		3448
2691	sub register_script_function {	3449	sub register_script_function {
2692	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
2693		3451
2694	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
2696	}	3454	}
2697		3455
2698	=back	3456	=back
2699		3457
2700	=cut	3458	=cut
…		…
2703	# the server's init and main functions	3461	# the server's init and main functions
2704		3462
2705	sub load_facedata($) {	3463	sub load_facedata($) {
2706	my ($path) = @_;	3464	my ($path) = @_;
2707		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
2708	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
2709		3473
2710	my $facedata;	3474	my $facedata = decode_storable load_file $path;
2711	0 < aio_load $path, $facedata
2712	or die "$path: $!";
2713
2714	$facedata = Coro::Storable::thaw $facedata;
2715		3475
2716	$facedata->{version} == 2	3476	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		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
2719	{	3488	{
2720	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
2721		3490
2722	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3493
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3494	cf::face::set_visibility $idx, $info->{visibility};
		3495	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3497	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3498	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3499
		3500	cf::cede_to_tick;
2728	}	3501	}
2729		3502
2730	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3504	next unless $info->{smooth};
		3505
2732	my $idx = cf::face::find $face	3506	my $idx = cf::face::find $face
2733	or next;	3507	or next;
		3508
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
		3510	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3512	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3514	}
2739	Coro::cede;	3515
		3516	cf::cede_to_tick;
2740	}	3517	}
2741	}	3518	}
2742		3519
2743	{	3520	{
2744	my $anims = $facedata->{animinfo};	3521	my $anims = $facedata->{animinfo};
2745		3522
2746	while (my ($anim, $info) = each %$anims) {	3523	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3524	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3525	cf::cede_to_tick;
2749	}	3526	}
2750		3527
2751	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
2752	}	3529	}
2753		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
2754	1	3550	1
2755	}	3551	}
2756		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
2757	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
2758	load_resource_file "$MAPDIR/regions"	3576	load_resource_file "$MAPDIR/regions"
2759	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	}
2760	}	3583	}
2761		3584
2762	sub reload_facedata {	3585	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3586	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3587	or die "unable to load facedata\n";
2765	}	3588	}
2766		3589
2767	sub reload_archetypes {	3590	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3591	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3592	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3593	}
2776		3594
2777	sub reload_treasures {	3595	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
2780	}	3598	}
2781		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
2782	sub reload_resources {	3620	sub reload_resources {
2783	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
2784		3622
		3623	reload_exp_table;
		3624	reload_materials;
		3625	reload_facedata;
		3626	reload_sound;
		3627	reload_archetypes;
2785	reload_regions;	3628	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3629	reload_treasures;
2790		3630
2791	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
2792	}	3632	}
2793		3633
2794	sub init {	3634	sub reload_config {
2795	reload_resources;	3635	trace "reloading config file...\n";
2796	}
2797		3636
2798	sub cfg_load {	3637	my $config = load_file "$CONFDIR/config";
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3638	utf8::decode $config;
2800	or return;	3639	*CFG = decode_yaml $config;
2801		3640
2802	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;
2804
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2806		3642
2807	$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};
2808	$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};
2809		3645
2810	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
2814	};	3650	};
2815	warn $@ if $@;	3651	warn $@ if $@;
2816	}	3652	}
2817	}	3653	}
2818		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
2819	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
2820	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
2822	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#
2823	(async {	3696	(async {
2824	Event::one_event;	3697	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3698	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3699	})->prio (Coro::PRIO_MAX);
2826	};	3700	};
2827		3701
2828	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;
2829	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
2830	load_extensions;	3725	load_extensions;
2831		3726
2832	$TICK_WATCHER->start;	3727	utime time, time, $RUNTIMEFILE;
2833	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;
2834	}	3745	}
2835		3746
2836	#############################################################################	3747	#############################################################################
2837	# initialisation and cleanup	3748	# initialisation and cleanup
2838		3749
2839	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
2840	BEGIN {	3751	BEGIN {
		3752	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
2849	},
2850	);	3756	};
2851	}	3757	}
2852	}	3758	}
2853		3759
2854	sub write_runtime {	3760	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3761	my $t0 = AE::time;
2856		3762
2857	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
2859		3765
2860	IO::AIO::aio_utime $runtime, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3767
2862	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
2863		3769
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3771	or return;
2866		3772
2867	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3785	aio_utime $fh, undef, undef;
2880		3786
2881	close $fh	3787	close $fh
2882	or return;	3788	or return;
2883		3789
2884	aio_rename "$runtime~", $runtime	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3791	and return;
2886		3792
2887	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3794
2889	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 };
2890	}	3846	}
2891		3847
2892	sub emergency_save() {	3848	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
2894		3850
2895	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;
2896		3857
2897	cf::sync_job {	3858	cf::sync_job {
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
2898	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3864	info "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3867	$pl->valid or next;
		3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3869	$pl->save;
2906	}	3870	}
2907	warn "end emergency player save\n";	3871	info "emergency_perl_save: end player save\n";
2908		3872
2909	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";
2910	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3878	$map->valid or next;
2913	$map->save;	3879	$map->save;
2914	}	3880	}
2915	warn "end emergency map save\n";	3881	info "emergency_perl_save: end map save\n";
2916		3882
2917	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";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
2919	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
2920	};	3911	};
2921		3912
2922	warn "leave emergency perl save\n";	3913	info "emergency_perl_save: leave\n";
2923	}	3914	}
2924		3915
2925	sub post_cleanup {	3916	sub post_cleanup {
2926	my ($make_core) = @_;	3917	my ($make_core) = @_;
2927		3918
		3919	IO::AIO::flush;
		3920
2928	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
2929	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	}
2930	}	3951	}
2931		3952
2932	sub do_reload_perl() {	3953	sub do_reload_perl() {
2933	# can/must only be called in main	3954	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
2935	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
2936	return;	3957	return;
2937	}	3958	}
2938		3959
2939	warn "reloading...";	3960	return if $RELOAD++;
2940		3961
2941	warn "entering sync_job";	3962	my $t1 = AE::time;
2942		3963
		3964	while ($RELOAD) {
		3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
		3967
		3968	trace "perl_reload: entering sync_job";
		3969
2943	cf::sync_job {	3970	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark
2945	cf::emergency_save;	3971	#cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark
2947		3972
2948	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;
2950
2951	# if anything goes wrong in here, we should simply crash as we already saved
2952
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;
2964	warn "iterate...";
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();	3975	%EXT_CORO = ();
2972		3976
2973	warn "removing commands";	3977	trace "perl_reload: removing commands";
2974	%COMMAND = ();	3978	%COMMAND = ();
2975		3979
2976	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
2977	%EXTCMD = ();	3981	%EXTCMD = ();
2978	%EXTICMD = ();	3982	%EXTICMD = ();
2979		3983
2980	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
2983		3987
2984	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
2985	eval {	3989	eval {
2986	$cb->($pkg);	3990	$cb->($pkg);
2987	1	3991	1
2988	} 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;
2989	}	3997	}
2990		3998
2991	warn "... nuking $pkg";
2992	Symbol::delete_package $pkg;
2993	}
2994
2995	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2996	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		4002
2999	warn "... unloading $k";	4003	trace "... unloading $k";
3000	delete $INC{$k};	4004	delete $INC{$k};
3001		4005
3002	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3004		4008
3005	if (my $cb = $k->can ("unload_module")) {	4009	if (my $cb = $k->can ("unload_module")) {
3006	$cb->();	4010	$cb->();
		4011	}
		4012
		4013	clear_package $k;
3007	}	4014	}
3008		4015
3009	Symbol::delete_package $k;
3010	}
3011
3012	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	4017	clear_package "safe::$_"
3014	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);
3015		4019
3016	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		4023
3020	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3021	# and global variables created in xs	4025	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3023		4027
3024	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3025		4029
3026	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3027	require cf;	4031	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3029		4033
3030	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3031	cf::cfg_load;	4035	cf::reload_config;
3032		4036
3033	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3034	cf::load_extensions;	4038	cf::load_extensions;
3035		4039
		4040	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3039	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
		4047	}
3042		4048
3043	warn "leaving sync_job";	4049	cf::_post_init 1;
3044		4050
		4051	trace "perl_reload: leaving sync_job";
		4052
3045	1	4053	1
3046	} or do {	4054	} or do {
3047	warn $@;	4055	error $@;
3048	warn "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3049	exit 1;	4057	};
		4058
		4059	--$RELOAD;
3050	};	4060	}
3051		4061
3052	warn "reloaded";	4062	$t1 = AE::time - $t1;
		4063	info "perl_reload: completed in ${t1}s\n";
3053	};	4064	};
3054		4065
3055	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3056		4067
3057	sub reload_perl() {	4068	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	4069	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3060		4071
3061	$RELOAD_WATCHER ||= Event->timer (	4072	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	4073	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	4074
3064	data => WF_AUTOCANCEL,	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	4076	do_reload_perl;
3067	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3068	},	4078	};
3069	);	4079	};
3070	}	4080	}
3071		4081
3072	register_command "reload" => sub {	4082	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	4083	my ($who, $arg) = @_;
3074		4084
3075	if ($who->flag (FLAG_WIZ)) {	4085	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	4086	$who->message ("reloading server.");
		4087	async {
		4088	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	4089	reload_perl;
		4090	};
3078	}	4091	}
3079	};	4092	};
3080		4093
3081	unshift @INC, $LIBDIR;	4094	#############################################################################
3082		4095
3083	my $bug_warning = 0;	4096	my $bug_warning = 0;
3084		4097
3085	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3087		4100
3088	sub wait_for_tick {	4101	sub wait_for_tick() {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3091		4103
3092	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	4106	$signal->wait;
3095	}	4107	}
3096		4108
3097	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3100		4111
3101	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	4114	$signal->wait;
3104	}	4115	}
3105		4116
3106	my $min = 1e6;#d#	4117	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	4118	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4119	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	4120	unless ++$bug_warning > 10;
3118	return;	4121	return;
3119	}	4122	}
3120		4123
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3124		4125
3125	0 && sync_job {#d#	4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3126	for(1..10) {
3127	my $t = Event::time;
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3129	or die;
3130		4127
3131	$map->width (50);	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3132	$map->height (50);	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3133	$map->alloc;	4130	Coro::async_pool {
3134	$map->_load_objects ("/tmp/x.map", 1);	4131	$Coro::current->{desc} = "runtime saver";
3135	my $t = Event::time - $t;	4132	write_runtime_sync
3136		4133	or error "ERROR: unable to write runtime file: $!";
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	4134	};
		4135	}
3147		4136
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	4138	$sig->send;
3164	}	4139	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	4140	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	4141	$sig->send;
3167	}	4142	}
3168		4143
3169	$NOW = Event::time;	4144	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4145	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		4146
3180	_post_tick;	4147	if (0) {
3181		4148	if ($NEXT_TICK) {
3182		4149	my $jitter = $TICK_START - $NEXT_TICK;
		4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4151	debug "jitter $JITTER\n";#d#
		4152	}
3183	},	4153	}
3184	);	4154	}
3185		4155
3186	{	4156	{
3187	BDB::max_poll_time $TICK * 0.1;	4157	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	4158
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3197		4160	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	4161	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		4162
3213	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3214	$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);
3215		4170
3216	cf::sync_job {	4171	cf::sync_job {
3217	eval {	4172	eval {
3218	BDB::db_env_open	4173	BDB::db_env_open
3219	$DB_ENV,	4174	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4176	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4177	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4178	0666;
3224		4179
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4180	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4181	};
3230		4182
3231	cf::cleanup "db_env_open(db): $@" if $@;	4183	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4184	};
3233	}	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	};
3234	}	4196	}
3235		4197
3236	{	4198	{
		4199	# configure IO::AIO
		4200
3237	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4203	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4204	}
3250		4205
3251	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3252		4208
3253	sub _log_backtrace {	4209	sub _log_backtrace {
3254	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3255		4211
3256	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3257		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3258	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3260	++$_log_backtrace;	4220	++$_log_backtrace;
		4221	my $perl_bt = Carp::longmess $msg;
3261	async {	4222	async {
		4223	$Coro::current->{desc} = "abt $msg";
		4224
3262	my @bt = fork_call {	4225	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4226	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4227	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	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 |"
3266	or die "addr2line: $!";	4229	or die "addr2line: $!";
…		…
3274	}	4237	}
3275		4238
3276	@funcs	4239	@funcs
3277	};	4240	};
3278		4241
3279	LOG llevInfo, "[ABT] $msg\n";	4242	LOG llevInfo, "[ABT] $perl_bt\n";
		4243	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4245	--$_log_backtrace;
3282	};	4246	};
3283	} else {	4247	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3286	}	4250	}
3287	}	4251	}
3288		4252
3289	# load additional modules	4253	# load additional modules
3290	use cf::pod;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3291		4256
3292	END { cf::emergency_save }	4257	END { cf::emergency_save }
3293		4258
3294	1	4259	1
3295		4260

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