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Revision 1.419 by root, Sun Apr 13 01:34:09 2008 UTC vs.
Revision 1.562 by root, Sat Apr 23 04:46:26 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	56	use Fcntl;
53	use YAML ();	57	use YAML::XS ();
54	use IO::AIO 2.51 ();	58	use IO::AIO ();
55	use Time::HiRes;	59	use Time::HiRes;
56	use Compress::LZF;	60	use Compress::LZF;
57	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
58		64
59	# configure various modules to our taste	65	# configure various modules to our taste
60	#	66	#
61	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		75
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		78
67	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;
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
71		85
72	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
82	our $DATADIR = datadir;	99	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
86	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
92	our %RESOURCE;	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;
93		120
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	123	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		125
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	129	our $DB_ENV;
105		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
106	our %CFG;	133	our %CFG;
107		134
108	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	136	our $RUNTIME;
110	our $NOW;	137	our $NOW;
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	148	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
123		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
		155
124	binmode STDOUT;	156	binmode STDOUT;
125	binmode STDERR;	157	binmode STDERR;
126		158
127	# read virtual server time, if available	159	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
132	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
133		167
134	mkdir $_	168	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		170
137	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
138		172
139	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::"} };
140		189
141	#############################################################################	190	#############################################################################
142		191
143	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
144		193
…		…
186	from wherever your confdir points to.	235	from wherever your confdir points to.
187		236
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		238
190	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
191	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
192	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.
193		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
194	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
195		249
196	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	252	that call.
199		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
200	=back	260	=back
201		261
202	=cut	262	=cut
203		263
204	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
205	*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 {
206	my $msg = join "", @_;	271	my $msg = join "", @_;
207		272
208	$msg .= "\n"	273	$msg .= "\n"
209	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
210		275
211	$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;
212		277
213	LOG llevError, $msg;	278	LOG llevWarn, $msg;
214	};	279	};
215	}
216		280
217	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
219		283
220	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	288	return;#d#
223	}#d#	289	}#d#
224		290
225	# kill coroutine otherwise	291	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	292	Coro::terminate
228	};	293	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		294
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	305	for my $pkg (qw(
243	cf::global cf::attachable	306	cf::global cf::attachable
244	cf::object cf::object::player	307	cf::object cf::object::player
245	cf::client cf::player	308	cf::client cf::player
246	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
247	cf::map cf::party cf::region	311	cf::party cf::region
248	)) {	312	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	314	}
252		315
253	$EV::DIED = sub {	316	$EV::DIED = sub {
254	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
255	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
256		324
257	#############################################################################	325	#############################################################################
258		326
259	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
260		328
…		…
281	$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;
282	$d	350	$d
283	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
284	}	352	}
285		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
286	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
287		369
288	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
289		371
290	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
296	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
297		379
298	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
300		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	}
		444
301	=item cf::lock_wait $string	445	=item cf::lock_wait $string
302		446
303	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
304		448
305	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
306		450
307	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
308	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,
309	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
310	returned.	454	returned.
311		455
312	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	457	deadlocked coro.
…		…
319		463
320	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.
321		465
322	=cut	466	=cut
323		467
324	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		469
327	sub lock_wait($) {	470	sub lock_wait($) {
328	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	472	}
341		473
342	sub lock_acquire($) {	474	sub lock_acquire($) {
343	my ($key) = @_;	475	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	476	}
357		477
358	sub lock_active($) {	478	sub lock_active($) {
359	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	480	}
363		481
364	sub freeze_mainloop {	482	sub freeze_mainloop {
365	tick_inhibit_inc;	483	tick_inhibit_inc;
366		484
367	Coro::guard \&tick_inhibit_dec;	485	&Guard::guard (\&tick_inhibit_dec);
368	}	486	}
369		487
370	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
371		489
372	Like EV::periodic, but randomly selects a starting point so that the actions	490	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	491	get spread over time.
374		492
375	=cut	493	=cut
376		494
377	sub periodic($$) {	495	sub periodic($$) {
378	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
383	}	501	}
384		502
385	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
386		504
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	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.
390		512
391	The optional C<$name> can be used to identify the job to run. It might be	513	The optional C<$name> can be used to identify the job to run. It might be
392	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
393		515
394	Useful for short background jobs.	516	Useful for short background jobs.
395		517
396	=cut	518	=cut
397		519
398	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
400		523
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
404		527
405	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
406		530
407	while () {	531	while () {
408	next_job:	532	next_job:
		533
409	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	535
411	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	540	$job->[2]->send;
415	Coro::cede;	541	Coro::cede;
416	goto next_job;	542	goto next_job;
417	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	545	}
419	}	546	}
420		547
421	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	551	$signal->wait;
425	} else {	552	} else {
		553	$busy = 0;
426	Coro::schedule;	554	Coro::schedule;
427	}	555	}
428	}	556	}
429	};	557	};
430		558
431	sub get_slot($;$$) {	559	sub get_slot($;$$) {
		560	return if tick_inhibit || $Coro::current == $Coro::main;
		561
432	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
433		563
434	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
435	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
436		567
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
465	=cut	596	=cut
466		597
467	sub sync_job(&) {	598	sub sync_job(&) {
468	my ($job) = @_;	599	my ($job) = @_;
469		600
470	if ($Coro::current == $Coro::main) {	601	if (in_main) {
471	my $time = EV::time;	602	my $time = AE::time;
472		603
473	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
475		606
476	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
477		608
478	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
479		610
480	my $busy = 1;	611	my $busy = 1;
481	my @res;	612	my @res;
482		613
483	(async {	614	(async {
484	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	616	@res = eval { $job->() };
486	warn $@ if $@;	617	error $@ if $@;
487	undef $busy;	618	undef $busy;
488	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
489		620
490	while ($busy) {	621	while ($busy) {
491	if (Coro::nready) {	622	if (Coro::nready) {
…		…
493	} else {	624	} else {
494	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
495	}	626	}
496	}	627	}
497		628
498	my $time = EV::time - $time;	629	my $time = AE::time - $time;
499		630
500	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
501		632
502	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
503	} else {	634	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
526		657
527	$coro	658	$coro
528	}	659	}
529		660
530	=item fork_call { }, $args	661	=item fork_call { }, @args
531		662
532	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
533	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
534	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
535	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
536		667
537	=cut	668	=cut
538		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
539	sub fork_call(&@) {	674	sub fork_call(&@) {
540	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
541		676
542	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
545		680
546	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
547	reset_signals;	682	cf::post_fork;
548	&$cb	683	&$cb
549	}, @args;	684	} @args;
550		685
551	wantarray ? @res : $res[-1]	686	wantarray ? @res : $res[-1]
		687	}
		688
		689	sub objinfo {
		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	)
552	}	698	}
553		699
554	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
555		701
556	=cut	702	=cut
…		…
593	within each server.	739	within each server.
594		740
595	=cut	741	=cut
596		742
597	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
598	my ($name) = @_;	747	my ($name) = @_;
599	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
600		749
601	eval {	750	eval {
602	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
612	}	761	}
613		762
614	our $DB;	763	our $DB;
615		764
616	sub db_init {	765	sub db_init {
617	cf::sync_job {
618	$DB ||= db_table "db";	766	$DB ||= db_table "db";
619	};
620	}	767	}
621		768
622	sub db_get($$) {	769	sub db_get($$) {
623	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
624		771
625	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
626	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
627		776
628	$! ? ()	777	$! ? ()
629	: $data	778	: $data
630	}
631	}	779	}
632		780
633	sub db_put($$$) {	781	sub db_put($$$) {
634	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
635	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
663		811
664	my @data;	812	my @data;
665	my $md5;	813	my $md5;
666		814
667	for (0 .. $#$src) {	815	for (0 .. $#$src) {
668	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
669	or Carp::croak "$src->[$_]: $!";
670	}	817	}
671		818
672	# if processing is expensive, check	819	# if processing is expensive, check
673	# checksum first	820	# checksum first
674	if (1) {	821	if (1) {
…		…
691		838
692	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
693	my $data = $process->(\@data);	840	my $data = $process->(\@data);
694	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
695		842
696	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697		844
698	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
699	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
700	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
701		848
…		…
711		858
712	=cut	859	=cut
713		860
714	sub datalog($@) {	861	sub datalog($@) {
715	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
716	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717	}	864	}
718		865
719	=back	866	=back
720		867
721	=cut	868	=cut
722		869
723	#############################################################################	870	#############################################################################
724		871
725	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
726		873
727	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
728	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")
729	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
730		877
731	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>
732	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
…		…
782	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
783		930
784	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
785	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
786		933
787	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
788	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.
789		936
790	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
791		938
792	=over 4	939	=over 4
…		…
916		1063
917	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
918	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919		1066
920	} elsif (ref $type) {	1067	} elsif (ref $type) {
921	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
922		1069
923	} else {	1070	} else {
924	shift @arg;	1071	shift @arg;
925	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
926	}	1073	}
927	}	1074	}
928	}	1075	}
929		1076
930	sub _object_attach {	1077	sub _object_attach {
…		…
940	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
941	}	1088	}
942		1089
943	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
944	} else {	1091	} else {
945	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
946	}	1093	}
947		1094
948	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
949	}	1096	}
950		1097
…		…
1009		1156
1010	for (@$callbacks) {	1157	for (@$callbacks) {
1011	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1012		1159
1013	if ($@) {	1160	if ($@) {
1014	warn "$@";
1015	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016	override;	1162	override;
1017	}	1163	}
1018		1164
1019	return 1 if $override;	1165	return 1 if $override;
1020	}	1166	}
…		…
1083		1229
1084	sub reattach {	1230	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1232	my ($obj) = @_;
1087		1233
		1234	# no longer needed after getting rid of delete_package?
1088	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
1089		1236
1090	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
1091		1238
1092	@$registry = ();	1239	@$registry = ();
1093		1240
…		…
1098	for (@$attach) {	1245	for (@$attach) {
1099	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1100	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1101	}	1248	}
1102	} else {	1249	} else {
1103	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1104	}	1251	}
1105	}	1252	}
1106	}	1253	}
1107		1254
1108	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1135	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1136		1283
1137	sync_job {	1284	sync_job {
1138	if (length $$rdata) {	1285	if (length $$rdata) {
1139	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1142		1290
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1292	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	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	}
1147	close $fh;	1298	aio_close $fh;
1148		1299
1149	if (@$objs) {	1300	if (@$objs) {
1150	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) {
1151	chmod SAVE_MODE, $fh;	1302	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1154	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	}
1155	close $fh;	1309	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1311	}
1158	} else {	1312	} else {
1159	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1160	}	1314	}
1161		1315
1162	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1320	} else {
1164	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1165	}	1322	}
1166	} else {	1323	} else {
1167	aio_unlink $filename;	1324	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1169	}	1326	}
…		…
1193	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1194	$av = $st->{objs};	1351	$av = $st->{objs};
1195	}	1352	}
1196		1353
1197	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1198	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1199	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1200		1358
1201	($data, $av)	1359	($data, $av)
1202	}	1360	}
1203		1361
1204	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1260	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1261		1419
1262	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1263	}	1421	}
1264		1422
		1423	use File::Glob ();
		1424
1265	cf::player->attach (	1425	cf::player->attach (
1266	on_command => sub {	1426	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1268		1428
1269	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1270	or return;	1430	or return;
1271		1431
…		…
1294		1454
1295	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1296	if $reply;	1456	if $reply;
1297		1457
1298	} else {	1458	} else {
1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300	}	1460	}
1301		1461
1302	cf::override;	1462	cf::override;
1303	},	1463	},
1304	);	1464	);
1305		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
1306	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1307	cf::sync_job {	1482	cf::sync_job {
1308	my %todo;	1483	my %todo;
1309		1484
1310	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1311	next unless -r $path;	1486	next unless -r $path;
…		…
1329		1504
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1507
1333	$ext{source} =	1508	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1335	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1336	. $source	1511	. $source
1337	. "\n};\n1";	1512	. "\n};\n1";
1338		1513
1339	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1340	}	1515	}
1341		1516
		1517	my $pass = 0;
1342	my %done;	1518	my %done;
1343	while (%todo) {	1519	while (%todo) {
1344	my $progress;	1520	my $progress;
1345		1521
		1522	++$pass;
		1523
		1524	ext:
1346	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1527	next ext
1349	unless exists $done{$_};	1528	unless exists $done{$_};
1350	}	1529	}
1351		1530
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1532
1354	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";
1357		1537
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1539	if exists $v->{meta}{mandatory};
1362		1540
1363	warn $msg;	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1542	delete $todo{$k};
		1543	} else {
		1544	$done{$k} = delete $todo{$k};
		1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1364	}	1550	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1551	}
1370		1552
1371	skip:	1553	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	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	}
1374	}	1563	}
1375	};	1564	};
1376	}	1565	}
1377		1566
1378	#############################################################################	1567	#############################################################################
1379		1568
1380	=back	1569	=back
1381		1570
1382	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1383		1572
1384	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1385		1574
1386	=cut	1575	=cut
1387		1576
1388	package cf::player;	1577	package cf::player;
1389		1578
…		…
1432		1621
1433	sub exists($) {	1622	sub exists($) {
1434	my ($login) = @_;	1623	my ($login) = @_;
1435		1624
1436	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1438	}	1627	}
1439		1628
1440	sub find($) {	1629	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1631	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1643	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1644	or return;
1456		1645
1457	my $pl = cf::player::load_pl $f	1646	my $pl = cf::player::load_pl $f
1458	or return;	1647	or return;
		1648
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1649	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1650	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1462	}	1652	}
1463	}	1653	}
1464	}	1654	}
1465		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	);
		1668
1466	sub save($) {	1669	sub save($) {
1467	my ($pl) = @_;	1670	my ($pl) = @_;
1468		1671
1469	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1470		1673
…		…
1473		1676
1474	return if $pl->{deny_save};	1677	return if $pl->{deny_save};
1475		1678
1476	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
		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];
1478		1686
1479	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1688	cf::cede_to_tick;
1481	}	1689	}
1482		1690
…		…
1514	my ($pl) = @_;	1722	my ($pl) = @_;
1515		1723
1516	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1517		1725
1518	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1519	$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
1520		1728
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1522	$pl->deactivate;	1730	$pl->deactivate;
		1731
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1524	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1525		1737
1526	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1528	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1566		1778
1567	for my $login (@$dirs) {	1779	for my $login (@$dirs) {
1568	my $path = path $login;	1780	my $path = path $login;
1569		1781
1570	# a .pst is a dead give-away for a valid player	1782	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1783	# if no pst file found, open and chekc for blocked users
		1784	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1785	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1786	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1787	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1788	}
1576		1789
…		…
1580		1793
1581	\@logins	1794	\@logins
1582	}	1795	}
1583		1796
1584	=item $player->maps	1797	=item $player->maps
		1798
		1799	=item cf::player::maps $login
1585		1800
1586	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1587	player. May block.	1802	player. May block.
1588		1803
1589	=cut	1804	=cut
…		…
1607	}	1822	}
1608		1823
1609	\@paths	1824	\@paths
1610	}	1825	}
1611		1826
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1828
1614	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704		1830
1705	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1706		1832
1707	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1708		1834
…		…
1740		1866
1741	=cut	1867	=cut
1742		1868
1743	sub find_by_path($) {	1869	sub find_by_path($) {
1744	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1745		1873
1746	my ($match, $specificity);	1874	my ($match, $specificity);
1747		1875
1748	for my $region (list) {	1876	for my $region (list) {
1749	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1778	sub generate_random_map {	1906	sub generate_random_map {
1779	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1780		1908
1781	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1782		1910
1783	# mit "rum" bekleckern, nicht
1784	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1785	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1786	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1787	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1788	$rmp->{exit_on_final_map},
1789	$rmp->{xsize}, $rmp->{ysize},
1790	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1791	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1792	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1793	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1794	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1795	(cf::region::find $rmp->{region}), $rmp->{custom}
1796	)
1797	}	1912	}
1798		1913
1799	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1800		1915
1801	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
…		…
1806		1921
1807	sub register {	1922	sub register {
1808	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1809	my $pkg = caller;	1924	my $pkg = caller;
1810		1925
1811	no strict;
1812	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1813		1927
1814	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1815	}	1929	}
1816		1930
1817	# also paths starting with '/'	1931	# also paths starting with '/'
1818	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1819		1933
1820	sub thawer_merge {	1934	sub thawer_merge {
1821	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1822		1936
1823	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1828	}	1942	}
1829		1943
1830	sub normalise {	1944	sub normalise {
1831	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1832		1946
1833	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1834		1948
1835	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1836		1950
1837	# map plan:	1951	# map plan:
1838	#	1952	#
…		…
1853	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1854	$path = "$base/$path";	1968	$path = "$base/$path";
1855	}	1969	}
1856		1970
1857	for ($path) {	1971	for ($path) {
1858	redo if s{//}{/};
1859	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1860	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1861	}	1974	}
1862		1975
1863	$path	1976	$path
…		…
1877	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1878	return $self;	1991	return $self;
1879	}	1992	}
1880	}	1993	}
1881		1994
1882	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1883	()	1996	()
1884	}	1997	}
1885		1998
		1999	# may re-bless or do other evil things
1886	sub init {	2000	sub init {
1887	my ($self) = @_;	2001	my ($self) = @_;
1888		2002
1889	$self	2003	$self
1890	}	2004	}
…		…
1919	sub uniq_path {	2033	sub uniq_path {
1920	my ($self) = @_;	2034	my ($self) = @_;
1921		2035
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1924	}
1925
1926	# and all this just because we cannot iterate over
1927	# all maps in C++...
1928	sub change_all_map_light {
1929	my ($change) = @_;
1930
1931	$_->change_map_light ($change)
1932	for grep $_->outdoor, values %cf::MAP;
1933	}	2038	}
1934		2039
1935	sub decay_objects {	2040	sub decay_objects {
1936	my ($self) = @_;	2041	my ($self) = @_;
1937		2042
…		…
2019		2124
2020	sub find;	2125	sub find;
2021	sub find {	2126	sub find {
2022	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
2023		2128
		2129	cf::cede_to_tick;
		2130
2024	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
2025		2132
2026	cf::lock_wait "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027	cf::lock_wait "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
2028		2135
2029	$cf::MAP{$path} || do {	2136	$cf::MAP{$path} || do {
2030	my $guard1 = cf::lock_acquire "map_find:$path";
2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2032
2033	my $map = new_from_path cf::map $path	2137	my $map = new_from_path cf::map $path
2034	or return;	2138	or return;
2035		2139
2036	$map->{last_save} = $cf::RUNTIME;	2140	$map->{last_save} = $cf::RUNTIME;
2037		2141
…		…
2039	or return;	2143	or return;
2040		2144
2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2145	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042	# doing this can freeze the server in a sync job, obviously	2146	# doing this can freeze the server in a sync job, obviously
2043	#$cf::WAIT_FOR_TICK->wait;	2147	#$cf::WAIT_FOR_TICK->wait;
		2148	undef $guard2;
2044	undef $guard1;	2149	undef $guard1;
2045	undef $guard2;
2046	$map->reset;	2150	$map->reset;
2047	return find $path;	2151	return find $path;
2048	}	2152	}
2049		2153
2050	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
2051	}	2155	}
2052	}	2156	}
2053		2157
2054	sub pre_load { }	2158	sub pre_load { }
2055	sub post_load { }	2159	#sub post_load { } # XS
2056		2160
2057	sub load {	2161	sub load {
2058	my ($self) = @_;	2162	my ($self) = @_;
2059		2163
2060	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2072	$self->alloc;	2176	$self->alloc;
2073		2177
2074	$self->pre_load;	2178	$self->pre_load;
2075	cf::cede_to_tick;	2179	cf::cede_to_tick;
2076		2180
		2181	if (exists $self->{load_path}) {
2077	my $f = new_from_file cf::object::thawer $self->{load_path};	2182	my $f = new_from_file cf::object::thawer $self->{load_path};
2078	$f->skip_block;	2183	$f->skip_block;
2079	$self->_load_objects ($f)	2184	$self->_load_objects ($f)
2080	or return;	2185	or return;
2081		2186
2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2187	$self->post_load_original
2083	if delete $self->{load_original};	2188	if delete $self->{load_original};
2084		2189
2085	if (my $uniq = $self->uniq_path) {	2190	if (my $uniq = $self->uniq_path) {
2086	utf8::encode $uniq;	2191	utf8::encode $uniq;
2087	unless (aio_stat $uniq) {	2192	unless (aio_stat $uniq) {
2088	if (my $f = new_from_file cf::object::thawer $uniq) {	2193	if (my $f = new_from_file cf::object::thawer $uniq) {
2089	$self->clear_unique_items;	2194	$self->clear_unique_items;
2090	$self->_load_objects ($f);	2195	$self->_load_objects ($f);
2091	$f->resolve_delayed_derefs;	2196	$f->resolve_delayed_derefs;
		2197	}
2092	}	2198	}
2093	}	2199	}
2094	}
2095		2200
2096	$f->resolve_delayed_derefs;	2201	$f->resolve_delayed_derefs;
		2202	}
2097		2203
2098	cf::cede_to_tick;	2204	cf::cede_to_tick;
2099	# now do the right thing for maps	2205	# now do the right thing for maps
2100	$self->link_multipart_objects;	2206	$self->link_multipart_objects;
2101	$self->difficulty ($self->estimate_difficulty)	2207	$self->difficulty ($self->estimate_difficulty)
…		…
2105	unless ($self->{deny_activate}) {	2211	unless ($self->{deny_activate}) {
2106	$self->decay_objects;	2212	$self->decay_objects;
2107	$self->fix_auto_apply;	2213	$self->fix_auto_apply;
2108	$self->update_buttons;	2214	$self->update_buttons;
2109	cf::cede_to_tick;	2215	cf::cede_to_tick;
2110	$self->set_darkness_map;
2111	cf::cede_to_tick;
2112	$self->activate;	2216	$self->activate;
2113	}	2217	}
2114		2218
2115	$self->{last_save} = $cf::RUNTIME;	2219	$self->{last_save} = $cf::RUNTIME;
2116	$self->last_access ($cf::RUNTIME);	2220	$self->last_access ($cf::RUNTIME);
2117		2221
2118	$self->in_memory (cf::MAP_IN_MEMORY);	2222	$self->in_memory (cf::MAP_ACTIVE);
2119	}	2223	}
2120		2224
2121	$self->post_load;	2225	$self->post_load;
2122	}
2123		2226
		2227	1
		2228	}
		2229
		2230	# customize the map for a given player, i.e.
		2231	# return the _real_ map. used by e.g. per-player
		2232	# maps to change the path to ~playername/mappath
2124	sub customise_for {	2233	sub customise_for {
2125	my ($self, $ob) = @_;	2234	my ($self, $ob) = @_;
2126		2235
2127	return find "~" . $ob->name . "/" . $self->{path}	2236	return find "~" . $ob->name . "/" . $self->{path}
2128	if $self->per_player;	2237	if $self->per_player;
…		…
2144	or next;	2253	or next;
2145	$neigh = find $neigh, $map	2254	$neigh = find $neigh, $map
2146	or next;	2255	or next;
2147	$neigh->load;	2256	$neigh->load;
2148		2257
		2258	# now find the diagonal neighbours
2149	push @neigh,	2259	push @neigh,
2150	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2260	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2151	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2261	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2152	}	2262	}
2153		2263
…		…
2160	}	2270	}
2161		2271
2162	sub find_sync {	2272	sub find_sync {
2163	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
2164		2274
2165	cf::sync_job { find $path, $origin }	2275	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2276	if $Coro::current == $Coro::main;
		2277
		2278	find $path, $origin
2166	}	2279	}
2167		2280
2168	sub do_load_sync {	2281	sub do_load_sync {
2169	my ($map) = @_;	2282	my ($map) = @_;
2170		2283
2171	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2284	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2172	if $Coro::current == $Coro::main;	2285	if $Coro::current == $Coro::main;
2173		2286
2174	cf::sync_job { $map->load };	2287	$map->load;
2175	}	2288	}
2176		2289
2177	our %MAP_PREFETCH;	2290	our %MAP_PREFETCH;
2178	our $MAP_PREFETCHER = undef;	2291	our $MAP_PREFETCHER = undef;
2179		2292
…		…
2181	my ($path, $origin, $load) = @_;	2294	my ($path, $origin, $load) = @_;
2182		2295
2183	$path = normalise $path, $origin && $origin->{path};	2296	$path = normalise $path, $origin && $origin->{path};
2184		2297
2185	if (my $map = $cf::MAP{$path}) {	2298	if (my $map = $cf::MAP{$path}) {
2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2299	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2187	}	2300	}
2188		2301
2189	$MAP_PREFETCH{$path} |= $load;	2302	$MAP_PREFETCH{$path} |= $load;
2190		2303
2191	$MAP_PREFETCHER ||= cf::async {	2304	$MAP_PREFETCHER ||= cf::async {
…		…
2205	$MAP_PREFETCHER->prio (6);	2318	$MAP_PREFETCHER->prio (6);
2206		2319
2207	()	2320	()
2208	}	2321	}
2209		2322
		2323	# common code, used by both ->save and ->swapout
2210	sub save {	2324	sub _save {
2211	my ($self) = @_;	2325	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214		2326
2215	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2216		2328
2217	return unless $self->dirty;	2329	return unless $self->dirty;
2218		2330
…		…
2227		2339
2228	cf::async {	2340	cf::async {
2229	$Coro::current->{desc} = "map player save";	2341	$Coro::current->{desc} = "map player save";
2230	$_->contr->save for $self->players;	2342	$_->contr->save for $self->players;
2231	};	2343	};
		2344
		2345	cf::get_slot 0.02;
2232		2346
2233	if ($uniq) {	2347	if ($uniq) {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2348	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2349	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2236	} else {	2350	} else {
2237	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2351	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2238	}	2352	}
2239	}	2353	}
2240		2354
		2355	sub save {
		2356	my ($self) = @_;
		2357
		2358	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2359
		2360	$self->_save;
		2361	}
		2362
2241	sub swap_out {	2363	sub swap_out {
2242	my ($self) = @_;	2364	my ($self) = @_;
2243		2365
2244	# save first because save cedes
2245	$self->save;
2246
2247	my $lock = cf::lock_acquire "map_data:$self->{path}";	2366	my $lock = cf::lock_acquire "map_data:$self->{path}";
2248		2367
		2368	return if $self->in_memory != cf::MAP_ACTIVE;
		2369	return if $self->{deny_save};
2249	return if $self->players;	2370	return if $self->players;
2250	return if $self->in_memory != cf::MAP_IN_MEMORY;
2251	return if $self->{deny_save};
2252		2371
		2372	# first deactivate the map and "unlink" it from the core
		2373	$self->deactivate;
		2374	$_->clear_links_to ($self) for values %cf::MAP;
2253	$self->in_memory (cf::MAP_SWAPPED);	2375	$self->in_memory (cf::MAP_SWAPPED);
		2376
		2377	# then atomically save
		2378	$self->_save;
		2379
		2380	# then free the map
		2381	$self->clear;
		2382	}
		2383
		2384	sub reset_at {
		2385	my ($self) = @_;
		2386
		2387	# TODO: safety, remove and allow resettable per-player maps
		2388	return 1e99 if $self->{deny_reset};
		2389
		2390	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2391	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2392
		2393	$time + $to
		2394	}
		2395
		2396	sub should_reset {
		2397	my ($self) = @_;
		2398
		2399	$self->reset_at <= $cf::RUNTIME
		2400	}
		2401
		2402	sub reset {
		2403	my ($self) = @_;
		2404
		2405	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2406
		2407	return if $self->players;
		2408
		2409	cf::trace "resetting map ", $self->path, "\n";
		2410
		2411	$self->in_memory (cf::MAP_SWAPPED);
		2412
		2413	# need to save uniques path
		2414	unless ($self->{deny_save}) {
		2415	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2416
		2417	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2418	if $uniq;
		2419	}
		2420
		2421	delete $cf::MAP{$self->path};
2254		2422
2255	$self->deactivate;	2423	$self->deactivate;
2256	$_->clear_links_to ($self) for values %cf::MAP;	2424	$_->clear_links_to ($self) for values %cf::MAP;
2257	$self->clear;	2425	$self->clear;
2258	}
2259
2260	sub reset_at {
2261	my ($self) = @_;
2262
2263	# TODO: safety, remove and allow resettable per-player maps
2264	return 1e99 if $self->{deny_reset};
2265
2266	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2267	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2268
2269	$time + $to
2270	}
2271
2272	sub should_reset {
2273	my ($self) = @_;
2274
2275	$self->reset_at <= $cf::RUNTIME
2276	}
2277
2278	sub reset {
2279	my ($self) = @_;
2280
2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
2282
2283	return if $self->players;
2284
2285	warn "resetting map ", $self->path;
2286
2287	$self->in_memory (cf::MAP_SWAPPED);
2288
2289	# need to save uniques path
2290	unless ($self->{deny_save}) {
2291	my $uniq = $self->uniq_path; utf8::encode $uniq;
2292
2293	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2294	if $uniq;
2295	}
2296
2297	delete $cf::MAP{$self->path};
2298
2299	$self->deactivate;
2300	$_->clear_links_to ($self) for values %cf::MAP;
2301	$self->clear;
2302		2426
2303	$self->unlink_save;	2427	$self->unlink_save;
2304	$self->destroy;	2428	$self->destroy;
2305	}	2429	}
2306		2430
…		…
2314		2438
2315	delete $cf::MAP{$self->path};	2439	delete $cf::MAP{$self->path};
2316		2440
2317	$self->unlink_save;	2441	$self->unlink_save;
2318		2442
2319	bless $self, "cf::map";	2443	bless $self, "cf::map::wrap";
2320	delete $self->{deny_reset};	2444	delete $self->{deny_reset};
2321	$self->{deny_save} = 1;	2445	$self->{deny_save} = 1;
2322	$self->reset_timeout (1);	2446	$self->reset_timeout (1);
2323	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2447	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2324		2448
…		…
2381	: normalise $_	2505	: normalise $_
2382	} @{ aio_readdir $UNIQUEDIR or [] }	2506	} @{ aio_readdir $UNIQUEDIR or [] }
2383	]	2507	]
2384	}	2508	}
2385		2509
		2510	=item cf::map::static_maps
		2511
		2512	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2513	file in the shared directory excluding F</styles> and F</editor>). May
		2514	block.
		2515
		2516	=cut
		2517
		2518	sub static_maps() {
		2519	my @dirs = "";
		2520	my @maps;
		2521
		2522	while (@dirs) {
		2523	my $dir = shift @dirs;
		2524
		2525	next if $dir eq "/styles" || $dir eq "/editor";
		2526
		2527	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2528	or return;
		2529
		2530	for (@$files) {
		2531	s/\.map$// or next;
		2532	utf8::decode $_;
		2533	push @maps, "$dir/$_";
		2534	}
		2535
		2536	push @dirs, map "$dir/$_", @$dirs;
		2537	}
		2538
		2539	\@maps
		2540	}
		2541
2386	=back	2542	=back
2387		2543
2388	=head3 cf::object	2544	=head3 cf::object
2389		2545
2390	=cut	2546	=cut
…		…
2451	can be C<undef>. Does the right thing when the player is currently in a	2607	can be C<undef>. Does the right thing when the player is currently in a
2452	dialogue with the given NPC character.	2608	dialogue with the given NPC character.
2453		2609
2454	=cut	2610	=cut
2455		2611
		2612	our $SAY_CHANNEL = {
		2613	id => "say",
		2614	title => "Map",
		2615	reply => "say ",
		2616	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2617	};
		2618
		2619	our $CHAT_CHANNEL = {
		2620	id => "chat",
		2621	title => "Chat",
		2622	reply => "chat ",
		2623	tooltip => "Player chat and shouts, global to the server.",
		2624	};
		2625
2456	# rough implementation of a future "reply" method that works	2626	# rough implementation of a future "reply" method that works
2457	# with dialog boxes.	2627	# with dialog boxes.
2458	#TODO: the first argument must go, split into a $npc->reply_to ( method	2628	#TODO: the first argument must go, split into a $npc->reply_to ( method
2459	sub cf::object::player::reply($$$;$) {	2629	sub cf::object::player::reply($$$;$) {
2460	my ($self, $npc, $msg, $flags) = @_;	2630	my ($self, $npc, $msg, $flags) = @_;
…		…
2471	my $dialog = $pl->{npc_dialog};	2641	my $dialog = $pl->{npc_dialog};
2472	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2642	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2473		2643
2474	} else {	2644	} else {
2475	$msg = $npc->name . " says: $msg" if $npc;	2645	$msg = $npc->name . " says: $msg" if $npc;
2476	$self->message ($msg, $flags);	2646	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2477	}	2647	}
2478	}	2648	}
2479	}	2649	}
2480		2650
2481	=item $object->send_msg ($channel, $msg, $color, [extra...])	2651	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2506		2676
2507	=item $player_object->enter_link	2677	=item $player_object->enter_link
2508		2678
2509	Freezes the player and moves him/her to a special map (C<{link}>).	2679	Freezes the player and moves him/her to a special map (C<{link}>).
2510		2680
2511	The player should be reasonably safe there for short amounts of time. You	2681	The player should be reasonably safe there for short amounts of time (e.g.
2512	I<MUST> call C<leave_link> as soon as possible, though.	2682	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2683	though, as the player cannot control the character while it is on the link
		2684	map.
2513		2685
2514	Will never block.	2686	Will never block.
2515		2687
2516	=item $player_object->leave_link ($map, $x, $y)	2688	=item $player_object->leave_link ($map, $x, $y)
2517		2689
…		…
2537	sub cf::object::player::enter_link {	2709	sub cf::object::player::enter_link {
2538	my ($self) = @_;	2710	my ($self) = @_;
2539		2711
2540	$self->deactivate_recursive;	2712	$self->deactivate_recursive;
2541		2713
		2714	++$self->{_link_recursion};
		2715
2542	return if UNIVERSAL::isa $self->map, "ext::map_link";	2716	return if UNIVERSAL::isa $self->map, "ext::map_link";
2543		2717
2544	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2545	if $self->map && $self->map->{path} ne "{link}";	2719	if $self->map && $self->map->{path} ne "{link}";
2546		2720
2547	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2721	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2548	}	2722	}
2549		2723
2550	sub cf::object::player::leave_link {	2724	sub cf::object::player::leave_link {
2551	my ($self, $map, $x, $y) = @_;	2725	my ($self, $map, $x, $y) = @_;
2552		2726
…		…
2569	($x, $y) = (-1, -1)	2743	($x, $y) = (-1, -1)
2570	unless (defined $x) && (defined $y);	2744	unless (defined $x) && (defined $y);
2571		2745
2572	# use -1 or undef as default coordinates, not 0, 0	2746	# use -1 or undef as default coordinates, not 0, 0
2573	($x, $y) = ($map->enter_x, $map->enter_y)	2747	($x, $y) = ($map->enter_x, $map->enter_y)
2574	if $x <=0 && $y <= 0;	2748	if $x <= 0 && $y <= 0;
2575		2749
2576	$map->load;	2750	$map->load;
2577	$map->load_neighbours;	2751	$map->load_neighbours;
2578		2752
2579	return unless $self->contr->active;	2753	return unless $self->contr->active;
2580	$self->activate_recursive;
2581		2754
2582	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2755	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2583	$self->enter_map ($map, $x, $y);	2756	if ($self->enter_map ($map, $x, $y)) {
2584	}	2757	# entering was successful
		2758	delete $self->{_link_recursion};
		2759	# only activate afterwards, to support waiting in hooks
		2760	$self->activate_recursive;
		2761	}
2585		2762
		2763	}
		2764
2586	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2765	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2587		2766
2588	Moves the player to the given map-path and coordinates by first freezing	2767	Moves the player to the given map-path and coordinates by first freezing
2589	her, loading and preparing them map, calling the provided $check callback	2768	her, loading and preparing them map, calling the provided $check callback
2590	that has to return the map if sucecssful, and then unfreezes the player on	2769	that has to return the map if sucecssful, and then unfreezes the player on
2591	the new (success) or old (failed) map position. In either case, $done will	2770	the new (success) or old (failed) map position. In either case, $done will
2592	be called at the end of this process.	2771	be called at the end of this process.
2593		2772
		2773	Note that $check will be called with a potentially non-loaded map, so if
		2774	it needs a loaded map it has to call C<< ->load >>.
		2775
2594	=cut	2776	=cut
2595		2777
2596	our $GOTOGEN;	2778	our $GOTOGEN;
2597		2779
2598	sub cf::object::player::goto {	2780	sub cf::object::player::goto {
2599	my ($self, $path, $x, $y, $check, $done) = @_;	2781	my ($self, $path, $x, $y, $check, $done) = @_;
		2782
		2783	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2784	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2785	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2786	($path, $x, $y) = @$EMERGENCY_POSITION;
		2787	}
2600		2788
2601	# do generation counting so two concurrent goto's will be executed in-order	2789	# do generation counting so two concurrent goto's will be executed in-order
2602	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2790	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2603		2791
2604	$self->enter_link;	2792	$self->enter_link;
…		…
2628	my $map = eval {	2816	my $map = eval {
2629	my $map = defined $path ? cf::map::find $path : undef;	2817	my $map = defined $path ? cf::map::find $path : undef;
2630		2818
2631	if ($map) {	2819	if ($map) {
2632	$map = $map->customise_for ($self);	2820	$map = $map->customise_for ($self);
2633	$map = $check->($map) if $check && $map;	2821	$map = $check->($map, $x, $y, $self) if $check && $map;
2634	} else {	2822	} else {
2635	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2823	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2636	}	2824	}
2637		2825
2638	$map	2826	$map
…		…
2646	if ($gen == $self->{_goto_generation}) {	2834	if ($gen == $self->{_goto_generation}) {
2647	delete $self->{_goto_generation};	2835	delete $self->{_goto_generation};
2648	$self->leave_link ($map, $x, $y);	2836	$self->leave_link ($map, $x, $y);
2649	}	2837	}
2650		2838
2651	$done->() if $done;	2839	$done->($self) if $done;
2652	})->prio (1);	2840	})->prio (1);
2653	}	2841	}
2654		2842
2655	=item $player_object->enter_exit ($exit_object)	2843	=item $player_object->enter_exit ($exit_object)
2656		2844
…		…
2676	}	2864	}
2677		2865
2678	sub prepare_random_map {	2866	sub prepare_random_map {
2679	my ($exit) = @_;	2867	my ($exit) = @_;
2680		2868
2681	my $guard = cf::lock_acquire "exit_prepare:$exit";
2682
2683	# all this does is basically replace the /! path by	2869	# all this does is basically replace the /! path by
2684	# a new random map path (?random/...) with a seed	2870	# a new random map path (?random/...) with a seed
2685	# that depends on the exit object	2871	# that depends on the exit object
2686		2872
2687	my $rmp = parse_random_map_params $exit->msg;	2873	my $rmp = parse_random_map_params $exit->msg;
…		…
2689	if ($exit->map) {	2875	if ($exit->map) {
2690	$rmp->{region} = $exit->region->name;	2876	$rmp->{region} = $exit->region->name;
2691	$rmp->{origin_map} = $exit->map->path;	2877	$rmp->{origin_map} = $exit->map->path;
2692	$rmp->{origin_x} = $exit->x;	2878	$rmp->{origin_x} = $exit->x;
2693	$rmp->{origin_y} = $exit->y;	2879	$rmp->{origin_y} = $exit->y;
		2880
		2881	$exit->map->touch;
2694	}	2882	}
2695		2883
2696	$rmp->{random_seed} ||= $exit->random_seed;	2884	$rmp->{random_seed} ||= $exit->random_seed;
2697		2885
2698	my $data = cf::encode_json $rmp;	2886	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2699	my $md5 = Digest::MD5::md5_hex $data;	2887	my $md5 = Digest::MD5::md5_hex $data;
2700	my $meta = "$RANDOMDIR/$md5.meta";	2888	my $meta = "$RANDOMDIR/$md5.meta";
2701		2889
2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2890	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2703	aio_write $fh, 0, (length $data), $data, 0;	2891	aio_write $fh, 0, (length $data), $data, 0;
2704	undef $fh;	2892	undef $fh;
2705	aio_rename "$meta~", $meta;	2893	aio_rename "$meta~", $meta;
2706		2894
		2895	my $slaying = "?random/$md5";
		2896
		2897	if ($exit->valid) {
2707	$exit->slaying ("?random/$md5");	2898	$exit->slaying ("?random/$md5");
2708	$exit->msg (undef);	2899	$exit->msg (undef);
		2900	}
2709	}	2901	}
2710	}	2902	}
2711		2903
2712	sub cf::object::player::enter_exit {	2904	sub cf::object::player::enter_exit {
2713	my ($self, $exit) = @_;	2905	my ($self, $exit) = @_;
2714		2906
2715	return unless $self->type == cf::PLAYER;	2907	return unless $self->type == cf::PLAYER;
2716		2908
2717	if ($exit->slaying eq "/!") {
2718	#TODO: this should de-fi-ni-te-ly not be a sync-job
2719	# the problem is that $exit might not survive long enough
2720	# so it needs to be done right now, right here
2721	cf::sync_job { prepare_random_map $exit };
2722	}
2723
2724	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2725	my $hp = $exit->stats->hp;
2726	my $sp = $exit->stats->sp;
2727
2728	$self->enter_link;	2909	$self->enter_link;
2729		2910
2730	# if exit is damned, update players death & WoR home-position
2731	$self->contr->savebed ($slaying, $hp, $sp)
2732	if $exit->flag (FLAG_DAMNED);
2733
2734	(async {	2911	(async {
2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2912	$Coro::current->{desc} = "enter_exit";
2736		2913
2737	$self->deactivate_recursive; # just to be sure
2738	unless (eval {	2914	unless (eval {
		2915	$self->deactivate_recursive; # just to be sure
		2916
		2917	# random map handling
		2918	{
		2919	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2920
		2921	prepare_random_map $exit
		2922	if $exit->slaying eq "/!";
		2923	}
		2924
		2925	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2926	my $x = $exit->stats->hp;
		2927	my $y = $exit->stats->sp;
		2928
2739	$self->goto ($slaying, $hp, $sp);	2929	$self->goto ($map, $x, $y);
2740		2930
		2931	# if exit is damned, update players death & WoR home-position
		2932	$self->contr->savebed ($map, $x, $y)
		2933	if $exit->flag (cf::FLAG_DAMNED);
		2934
2741	1;	2935	1
2742	}) {	2936	}) {
2743	$self->message ("Something went wrong deep within the crossfire server. "	2937	$self->message ("Something went wrong deep within the deliantra server. "
2744	. "I'll try to bring you back to the map you were before. "	2938	. "I'll try to bring you back to the map you were before. "
2745	. "Please report this to the dungeon master!",	2939	. "Please report this to the dungeon master!",
2746	cf::NDI_UNIQUE | cf::NDI_RED);	2940	cf::NDI_UNIQUE | cf::NDI_RED);
2747		2941
2748	warn "ERROR in enter_exit: $@";	2942	error "ERROR in enter_exit: $@";
2749	$self->leave_link;	2943	$self->leave_link;
2750	}	2944	}
2751	})->prio (1);	2945	})->prio (1);
2752	}	2946	}
2753		2947
…		…
2765	sub cf::client::send_drawinfo {	2959	sub cf::client::send_drawinfo {
2766	my ($self, $text, $flags) = @_;	2960	my ($self, $text, $flags) = @_;
2767		2961
2768	utf8::encode $text;	2962	utf8::encode $text;
2769	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2963	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2964	}
		2965
		2966	=item $client->send_big_packet ($pkt)
		2967
		2968	Like C<send_packet>, but tries to compress large packets, and fragments
		2969	them as required.
		2970
		2971	=cut
		2972
		2973	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2974
		2975	sub cf::client::send_big_packet {
		2976	my ($self, $pkt) = @_;
		2977
		2978	# try lzf for large packets
		2979	$pkt = "lzf " . Compress::LZF::compress $pkt
		2980	if 1024 <= length $pkt and $self->{can_lzf};
		2981
		2982	# split very large packets
		2983	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2984	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2985	$pkt = "frag";
		2986	}
		2987
		2988	$self->send_packet ($pkt);
2770	}	2989	}
2771		2990
2772	=item $client->send_msg ($channel, $msg, $color, [extra...])	2991	=item $client->send_msg ($channel, $msg, $color, [extra...])
2773		2992
2774	Send a drawinfo or msg packet to the client, formatting the msg for the	2993	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2778		2997
2779	=cut	2998	=cut
2780		2999
2781	# non-persistent channels (usually the info channel)	3000	# non-persistent channels (usually the info channel)
2782	our %CHANNEL = (	3001	our %CHANNEL = (
		3002	"c/motd" => {
		3003	id => "infobox",
		3004	title => "MOTD",
		3005	reply => undef,
		3006	tooltip => "The message of the day",
		3007	},
2783	"c/identify" => {	3008	"c/identify" => {
2784	id => "infobox",	3009	id => "infobox",
2785	title => "Identify",	3010	title => "Identify",
2786	reply => undef,	3011	reply => undef,
2787	tooltip => "Items recently identified",	3012	tooltip => "Items recently identified",
…		…
2789	"c/examine" => {	3014	"c/examine" => {
2790	id => "infobox",	3015	id => "infobox",
2791	title => "Examine",	3016	title => "Examine",
2792	reply => undef,	3017	reply => undef,
2793	tooltip => "Signs and other items you examined",	3018	tooltip => "Signs and other items you examined",
		3019	},
		3020	"c/shopinfo" => {
		3021	id => "infobox",
		3022	title => "Shop Info",
		3023	reply => undef,
		3024	tooltip => "What your bargaining skill tells you about the shop",
2794	},	3025	},
2795	"c/book" => {	3026	"c/book" => {
2796	id => "infobox",	3027	id => "infobox",
2797	title => "Book",	3028	title => "Book",
2798	reply => undef,	3029	reply => undef,
…		…
2814	id => "infobox",	3045	id => "infobox",
2815	title => "Body Parts",	3046	title => "Body Parts",
2816	reply => undef,	3047	reply => undef,
2817	tooltip => "Shows which body parts you posess and are available",	3048	tooltip => "Shows which body parts you posess and are available",
2818	},	3049	},
		3050	"c/statistics" => {
		3051	id => "infobox",
		3052	title => "Statistics",
		3053	reply => undef,
		3054	tooltip => "Shows your primary statistics",
		3055	},
		3056	"c/skills" => {
		3057	id => "infobox",
		3058	title => "Skills",
		3059	reply => undef,
		3060	tooltip => "Shows your experience per skill and item power",
		3061	},
		3062	"c/shopitems" => {
		3063	id => "infobox",
		3064	title => "Shop Items",
		3065	reply => undef,
		3066	tooltip => "Shows the items currently for sale in this shop",
		3067	},
		3068	"c/resistances" => {
		3069	id => "infobox",
		3070	title => "Resistances",
		3071	reply => undef,
		3072	tooltip => "Shows your resistances",
		3073	},
		3074	"c/pets" => {
		3075	id => "infobox",
		3076	title => "Pets",
		3077	reply => undef,
		3078	tooltip => "Shows information abotu your pets/a specific pet",
		3079	},
		3080	"c/perceiveself" => {
		3081	id => "infobox",
		3082	title => "Perceive Self",
		3083	reply => undef,
		3084	tooltip => "You gained detailed knowledge about yourself",
		3085	},
2819	"c/uptime" => {	3086	"c/uptime" => {
2820	id => "infobox",	3087	id => "infobox",
2821	title => "Uptime",	3088	title => "Uptime",
2822	reply => undef,	3089	reply => undef,
2823	tooltip => "How long the server has been running since last restart",	3090	tooltip => "How long the server has been running since last restart",
…		…
2826	id => "infobox",	3093	id => "infobox",
2827	title => "Map Info",	3094	title => "Map Info",
2828	reply => undef,	3095	reply => undef,
2829	tooltip => "Information related to the maps",	3096	tooltip => "Information related to the maps",
2830	},	3097	},
		3098	"c/party" => {
		3099	id => "party",
		3100	title => "Party",
		3101	reply => "gsay ",
		3102	tooltip => "Messages and chat related to your party",
		3103	},
		3104	"c/death" => {
		3105	id => "death",
		3106	title => "Death",
		3107	reply => undef,
		3108	tooltip => "Reason for and more info about your most recent death",
		3109	},
		3110	"c/say" => $SAY_CHANNEL,
		3111	"c/chat" => $CHAT_CHANNEL,
2831	);	3112	);
2832		3113
2833	sub cf::client::send_msg {	3114	sub cf::client::send_msg {
2834	my ($self, $channel, $msg, $color, @extra) = @_;	3115	my ($self, $channel, $msg, $color, @extra) = @_;
2835		3116
2836	$msg = $self->pl->expand_cfpod ($msg);	3117	$msg = $self->pl->expand_cfpod ($msg)
		3118	unless $color & cf::NDI_VERBATIM;
2837		3119
2838	$color &= cf::NDI_CLIENT_MASK; # just in case...	3120	$color &= cf::NDI_CLIENT_MASK; # just in case...
2839		3121
2840	# check predefined channels, for the benefit of C	3122	# check predefined channels, for the benefit of C
2841	if ($CHANNEL{$channel}) {	3123	if ($CHANNEL{$channel}) {
2842	$channel = $CHANNEL{$channel};	3124	$channel = $CHANNEL{$channel};
2843		3125
2844	$self->ext_msg (channel_info => $channel)	3126	$self->ext_msg (channel_info => $channel);
2845	if $self->can_msg;
2846
2847	$channel = $channel->{id};	3127	$channel = $channel->{id};
2848		3128
2849	} elsif (ref $channel) {	3129	} elsif (ref $channel) {
2850	# send meta info to client, if not yet sent	3130	# send meta info to client, if not yet sent
2851	unless (exists $self->{channel}{$channel->{id}}) {	3131	unless (exists $self->{channel}{$channel->{id}}) {
2852	$self->{channel}{$channel->{id}} = $channel;	3132	$self->{channel}{$channel->{id}} = $channel;
2853	$self->ext_msg (channel_info => $channel)	3133	$self->ext_msg (channel_info => $channel);
2854	if $self->can_msg;
2855	}	3134	}
2856		3135
2857	$channel = $channel->{id};	3136	$channel = $channel->{id};
2858	}	3137	}
2859		3138
2860	return unless @extra || length $msg;	3139	return unless @extra || length $msg;
2861		3140
2862	if ($self->can_msg) {
2863	# default colour, mask it out	3141	# default colour, mask it out
2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3142	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2865	if $color & cf::NDI_DEF;	3143	if $color & cf::NDI_DEF;
2866		3144
2867	$self->send_packet ("msg " . $self->{json_coder}->encode (	3145	my $pkt = "msg "
		3146	. $self->{json_coder}->encode (
2868	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3147	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2869	} else {	3148	);
2870	if ($color >= 0) {
2871	# replace some tags by gcfclient-compatible ones
2872	for ($msg) {
2873	1 while
2874	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2875	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2876	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2877	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2878	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2879	}
2880		3149
2881	$color &= cf::NDI_COLOR_MASK;	3150	$self->send_big_packet ($pkt);
2882
2883	utf8::encode $msg;
2884
2885	if (0 && $msg =~ /\[/) {
2886	# COMMAND/INFO
2887	$self->send_packet ("drawextinfo $color 10 8 $msg")
2888	} else {
2889	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2890	$self->send_packet ("drawinfo $color $msg")
2891	}
2892	}
2893	}
2894	}	3151	}
2895		3152
2896	=item $client->ext_msg ($type, @msg)	3153	=item $client->ext_msg ($type, @msg)
2897		3154
2898	Sends an ext event to the client.	3155	Sends an ext event to the client.
…		…
2901		3158
2902	sub cf::client::ext_msg($$@) {	3159	sub cf::client::ext_msg($$@) {
2903	my ($self, $type, @msg) = @_;	3160	my ($self, $type, @msg) = @_;
2904		3161
2905	if ($self->extcmd == 2) {	3162	if ($self->extcmd == 2) {
2906	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3163	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2907	} elsif ($self->extcmd == 1) { # TODO: remove	3164	} elsif ($self->extcmd == 1) { # TODO: remove
2908	push @msg, msgtype => "event_$type";	3165	push @msg, msgtype => "event_$type";
2909	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3166	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2910	}	3167	}
2911	}	3168	}
2912		3169
2913	=item $client->ext_reply ($msgid, @msg)	3170	=item $client->ext_reply ($msgid, @msg)
2914		3171
…		…
2918		3175
2919	sub cf::client::ext_reply($$@) {	3176	sub cf::client::ext_reply($$@) {
2920	my ($self, $id, @msg) = @_;	3177	my ($self, $id, @msg) = @_;
2921		3178
2922	if ($self->extcmd == 2) {	3179	if ($self->extcmd == 2) {
2923	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3180	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2924	} elsif ($self->extcmd == 1) {	3181	} elsif ($self->extcmd == 1) {
2925	#TODO: version 1, remove	3182	#TODO: version 1, remove
2926	unshift @msg, msgtype => "reply", msgid => $id;	3183	unshift @msg, msgtype => "reply", msgid => $id;
2927	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3184	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2928	}	3185	}
2929	}	3186	}
2930		3187
2931	=item $success = $client->query ($flags, "text", \&cb)	3188	=item $success = $client->query ($flags, "text", \&cb)
2932		3189
…		…
3003		3260
3004	$ns->ext_reply ($reply, @reply)	3261	$ns->ext_reply ($reply, @reply)
3005	if $reply;	3262	if $reply;
3006		3263
3007	} else {	3264	} else {
3008	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3265	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3009	}	3266	}
3010		3267
3011	cf::override;	3268	cf::override;
3012	},	3269	},
3013	);	3270	);
…		…
3033		3290
3034	$coro	3291	$coro
3035	}	3292	}
3036		3293
3037	cf::client->attach (	3294	cf::client->attach (
3038	on_destroy => sub {	3295	on_client_destroy => sub {
3039	my ($ns) = @_;	3296	my ($ns) = @_;
3040		3297
3041	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3298	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3042	},	3299	},
3043	);	3300	);
…		…
3059	our $safe_hole = new Safe::Hole;	3316	our $safe_hole = new Safe::Hole;
3060		3317
3061	$SIG{FPE} = 'IGNORE';	3318	$SIG{FPE} = 'IGNORE';
3062		3319
3063	$safe->permit_only (Opcode::opset qw(	3320	$safe->permit_only (Opcode::opset qw(
3064	:base_core :base_mem :base_orig :base_math	3321	:base_core :base_mem :base_orig :base_math :base_loop
3065	grepstart grepwhile mapstart mapwhile	3322	grepstart grepwhile mapstart mapwhile
3066	sort time	3323	sort time
3067	));	3324	));
3068		3325
3069	# here we export the classes and methods available to script code	3326	# here we export the classes and methods available to script code
…		…
3072		3329
3073	The following functions and methods are available within a safe environment:	3330	The following functions and methods are available within a safe environment:
3074		3331
3075	cf::object	3332	cf::object
3076	contr pay_amount pay_player map x y force_find force_add destroy	3333	contr pay_amount pay_player map x y force_find force_add destroy
3077	insert remove name archname title slaying race decrease_ob_nr	3334	insert remove name archname title slaying race decrease split
		3335	value
3078		3336
3079	cf::object::player	3337	cf::object::player
3080	player	3338	player
3081		3339
3082	cf::player	3340	cf::player
…		…
3087		3345
3088	=cut	3346	=cut
3089		3347
3090	for (	3348	for (
3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3349	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3092	insert remove inv name archname title slaying race	3350	insert remove inv nrof name archname title slaying race
3093	decrease_ob_nr destroy)],	3351	decrease split destroy change_exp value msg lore send_msg)],
3094	["cf::object::player" => qw(player)],	3352	["cf::object::player" => qw(player)],
3095	["cf::player" => qw(peaceful)],	3353	["cf::player" => qw(peaceful send_msg)],
3096	["cf::map" => qw(trigger)],	3354	["cf::map" => qw(trigger)],
3097	) {	3355	) {
3098	no strict 'refs';
3099	my ($pkg, @funs) = @$_;	3356	my ($pkg, @funs) = @$_;
3100	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3357	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3101	for @funs;	3358	for @funs;
3102	}	3359	}
3103		3360
…		…
3118		3375
3119	my $qcode = $code;	3376	my $qcode = $code;
3120	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3377	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3121	$qcode =~ s/\n/\\n/g;	3378	$qcode =~ s/\n/\\n/g;
3122		3379
		3380	%vars = (_dummy => 0) unless %vars;
		3381
		3382	my @res;
3123	local $_;	3383	local $_;
3124	local @safe::cf::_safe_eval_args = values %vars;
3125		3384
3126	my $eval =	3385	my $eval =
3127	"do {\n"	3386	"do {\n"
3128	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3387	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3129	. "#line 0 \"{$qcode}\"\n"	3388	. "#line 0 \"{$qcode}\"\n"
3130	. $code	3389	. $code
3131	. "\n}"	3390	. "\n}"
3132	;	3391	;
3133		3392
		3393	if ($CFG{safe_eval}) {
3134	sub_generation_inc;	3394	sub_generation_inc;
		3395	local @safe::cf::_safe_eval_args = values %vars;
3135	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3396	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3136	sub_generation_inc;	3397	sub_generation_inc;
		3398	} else {
		3399	local @cf::_safe_eval_args = values %vars;
		3400	@res = wantarray ? eval eval : scalar eval $eval;
		3401	}
3137		3402
3138	if ($@) {	3403	if ($@) {
3139	warn "$@";	3404	warn "$@",
3140	warn "while executing safe code '$code'\n";	3405	"while executing safe code '$code'\n",
3141	warn "with arguments " . (join " ", %vars) . "\n";	3406	"with arguments " . (join " ", %vars) . "\n";
3142	}	3407	}
3143		3408
3144	wantarray ? @res : $res[0]	3409	wantarray ? @res : $res[0]
3145	}	3410	}
3146		3411
…		…
3160	=cut	3425	=cut
3161		3426
3162	sub register_script_function {	3427	sub register_script_function {
3163	my ($fun, $cb) = @_;	3428	my ($fun, $cb) = @_;
3164		3429
3165	no strict 'refs';	3430	$fun = "safe::$fun" if $CFG{safe_eval};
3166	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3431	*$fun = $safe_hole->wrap ($cb);
3167	}	3432	}
3168		3433
3169	=back	3434	=back
3170		3435
3171	=cut	3436	=cut
…		…
3180	# for this (global event?)	3445	# for this (global event?)
3181	%ext::player_env::MUSIC_FACE_CACHE = ();	3446	%ext::player_env::MUSIC_FACE_CACHE = ();
3182		3447
3183	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3448	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3184		3449
3185	warn "loading facedata from $path\n";	3450	trace "loading facedata from $path\n";
3186		3451
3187	my $facedata;	3452	my $facedata = decode_storable load_file $path;
3188	0 < aio_load $path, $facedata
3189	or die "$path: $!";
3190
3191	$facedata = Coro::Storable::thaw $facedata;
3192		3453
3193	$facedata->{version} == 2	3454	$facedata->{version} == 2
3194	or cf::cleanup "$path: version mismatch, cannot proceed.";	3455	or cf::cleanup "$path: version mismatch, cannot proceed.";
3195		3456
3196	# patch in the exptable	3457	# patch in the exptable
		3458	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3197	$facedata->{resource}{"res/exp_table"} = {	3459	$facedata->{resource}{"res/exp_table"} = {
3198	type => FT_RSRC,	3460	type => FT_RSRC,
3199	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3461	data => $exp_table,
		3462	hash => (Digest::MD5::md5 $exp_table),
3200	};	3463	};
3201	cf::cede_to_tick;	3464	cf::cede_to_tick;
3202		3465
3203	{	3466	{
3204	my $faces = $facedata->{faceinfo};	3467	my $faces = $facedata->{faceinfo};
…		…
3206	while (my ($face, $info) = each %$faces) {	3469	while (my ($face, $info) = each %$faces) {
3207	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3470	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3208		3471
3209	cf::face::set_visibility $idx, $info->{visibility};	3472	cf::face::set_visibility $idx, $info->{visibility};
3210	cf::face::set_magicmap $idx, $info->{magicmap};	3473	cf::face::set_magicmap $idx, $info->{magicmap};
3211	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3474	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3212	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3475	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3476	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3213		3477
3214	cf::cede_to_tick;	3478	cf::cede_to_tick;
3215	}	3479	}
3216		3480
3217	while (my ($face, $info) = each %$faces) {	3481	while (my ($face, $info) = each %$faces) {
…		…
3222		3486
3223	if (my $smooth = cf::face::find $info->{smooth}) {	3487	if (my $smooth = cf::face::find $info->{smooth}) {
3224	cf::face::set_smooth $idx, $smooth;	3488	cf::face::set_smooth $idx, $smooth;
3225	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3489	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3226	} else {	3490	} else {
3227	warn "smooth face '$info->{smooth}' not found for face '$face'";	3491	error "smooth face '$info->{smooth}' not found for face '$face'";
3228	}	3492	}
3229		3493
3230	cf::cede_to_tick;	3494	cf::cede_to_tick;
3231	}	3495	}
3232	}	3496	}
…		…
3241		3505
3242	cf::anim::invalidate_all; # d'oh	3506	cf::anim::invalidate_all; # d'oh
3243	}	3507	}
3244		3508
3245	{	3509	{
3246	# TODO: for gcfclient pleasure, we should give resources
3247	# that gcfclient doesn't grok a >10000 face index.
3248	my $res = $facedata->{resource};	3510	my $res = $facedata->{resource};
3249		3511
3250	while (my ($name, $info) = each %$res) {	3512	while (my ($name, $info) = each %$res) {
3251	if (defined $info->{type}) {	3513	if (defined $info->{type}) {
3252	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3514	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3253	my $data;
3254		3515
3255	if ($info->{type} & 1) {	3516	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3256	# prepend meta info
3257
3258	my $meta = $enc->encode ({
3259	name => $name,
3260	%{ $info->{meta} || {} },
3261	});
3262
3263	$data = pack "(w/a*)*", $meta, $info->{data};
3264	} else {
3265	$data = $info->{data};
3266	}
3267
3268	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3269	cf::face::set_type $idx, $info->{type};	3517	cf::face::set_type $idx, $info->{type};
3270	} else {	3518	} else {
3271	$RESOURCE{$name} = $info;	3519	$RESOURCE{$name} = $info; # unused
3272	}	3520	}
3273		3521
3274	cf::cede_to_tick;	3522	cf::cede_to_tick;
3275	}	3523	}
3276	}	3524	}
3277		3525
3278	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3526	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3279		3527
3280	1	3528	1
3281	}	3529	}
3282
3283	cf::global->attach (on_resource_update => sub {
3284	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3285	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3286
3287	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3288	my $sound = $soundconf->{compat}[$_]
3289	or next;
3290
3291	my $face = cf::face::find "sound/$sound->[1]";
3292	cf::sound::set $sound->[0] => $face;
3293	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3294	}
3295
3296	while (my ($k, $v) = each %{$soundconf->{event}}) {
3297	my $face = cf::face::find "sound/$v";
3298	cf::sound::set $k => $face;
3299	}
3300	}
3301	});
3302		3530
3303	register_exticmd fx_want => sub {	3531	register_exticmd fx_want => sub {
3304	my ($ns, $want) = @_;	3532	my ($ns, $want) = @_;
3305		3533
3306	while (my ($k, $v) = each %$want) {	3534	while (my ($k, $v) = each %$want) {
3307	$ns->fx_want ($k, $v);	3535	$ns->fx_want ($k, $v);
3308	}	3536	}
3309	};	3537	};
		3538
		3539	sub load_resource_file($) {
		3540	my $guard = lock_acquire "load_resource_file";
		3541
		3542	my $status = load_resource_file_ $_[0];
		3543	get_slot 0.1, 100;
		3544	cf::arch::commit_load;
		3545
		3546	$status
		3547	}
3310		3548
3311	sub reload_regions {	3549	sub reload_regions {
3312	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
3313	# for this (global event?)	3551	# for this (global event?)
3314	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3328	}	3566	}
3329		3567
3330	sub reload_archetypes {	3568	sub reload_archetypes {
3331	load_resource_file "$DATADIR/archetypes"	3569	load_resource_file "$DATADIR/archetypes"
3332	or die "unable to load archetypes\n";	3570	or die "unable to load archetypes\n";
3333	#d# NEED to laod twice to resolve forward references
3334	# this really needs to be done in an extra post-pass
3335	# (which needs to be synchronous, so solve it differently)
3336	load_resource_file "$DATADIR/archetypes"
3337	or die "unable to load archetypes\n";
3338	}	3571	}
3339		3572
3340	sub reload_treasures {	3573	sub reload_treasures {
3341	load_resource_file "$DATADIR/treasures"	3574	load_resource_file "$DATADIR/treasures"
3342	or die "unable to load treasurelists\n";	3575	or die "unable to load treasurelists\n";
3343	}	3576	}
3344		3577
		3578	sub reload_sound {
		3579	trace "loading sound config from $DATADIR/sound\n";
		3580
		3581	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3582
		3583	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3584	my $sound = $soundconf->{compat}[$_]
		3585	or next;
		3586
		3587	my $face = cf::face::find "sound/$sound->[1]";
		3588	cf::sound::set $sound->[0] => $face;
		3589	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3590	}
		3591
		3592	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3593	my $face = cf::face::find "sound/$v";
		3594	cf::sound::set $k => $face;
		3595	}
		3596	}
		3597
3345	sub reload_resources {	3598	sub reload_resources {
3346	warn "reloading resource files...\n";	3599	trace "reloading resource files...\n";
3347		3600
		3601	reload_exp_table;
		3602	reload_materials;
		3603	reload_facedata;
		3604	reload_sound;
		3605	reload_archetypes;
3348	reload_regions;	3606	reload_regions;
3349	reload_facedata;
3350	#reload_archetypes;#d#
3351	reload_archetypes;
3352	reload_treasures;	3607	reload_treasures;
3353		3608
3354	warn "finished reloading resource files\n";	3609	trace "finished reloading resource files\n";
3355	}
3356
3357	sub init {
3358	reload_resources;
3359	}	3610	}
3360		3611
3361	sub reload_config {	3612	sub reload_config {
3362	open my $fh, "<:utf8", "$CONFDIR/config"	3613	trace "reloading config file...\n";
3363	or return;
3364		3614
3365	local $/;	3615	my $config = load_file "$CONFDIR/config";
3366	*CFG = YAML::Load <$fh>;	3616	utf8::decode $config;
		3617	*CFG = decode_yaml $config;
3367		3618
3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3619	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3369		3620
3370	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3621	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3371	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3622	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3372		3623
3373	if (exists $CFG{mlockall}) {	3624	if (exists $CFG{mlockall}) {
…		…
3377	};	3628	};
3378	warn $@ if $@;	3629	warn $@ if $@;
3379	}	3630	}
3380	}	3631	}
3381		3632
		3633	sub pidfile() {
		3634	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3635	or die "$PIDFILE: $!";
		3636	flock $fh, &Fcntl::LOCK_EX
		3637	or die "$PIDFILE: flock: $!";
		3638	$fh
		3639	}
		3640
		3641	# make sure only one server instance is running at any one time
		3642	sub atomic {
		3643	my $fh = pidfile;
		3644
		3645	my $pid = <$fh>;
		3646	kill 9, $pid if $pid > 0;
		3647
		3648	seek $fh, 0, 0;
		3649	print $fh $$;
		3650	}
		3651
		3652	sub main_loop {
		3653	trace "EV::loop starting\n";
		3654	if (1) {
		3655	EV::loop;
		3656	}
		3657	trace "EV::loop returned\n";
		3658	goto &main_loop unless $REALLY_UNLOOP;
		3659	}
		3660
3382	sub main {	3661	sub main {
		3662	cf::init_globals; # initialise logging
		3663
		3664	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3665	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3666	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3667	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3668
		3669	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3670
3383	# we must not ever block the main coroutine	3671	# we must not ever block the main coroutine
3384	local $Coro::idle = sub {	3672	local $Coro::idle = sub {
3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3673	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3386	(async {	3674	(async {
3387	$Coro::current->{desc} = "IDLE BUG HANDLER";	3675	$Coro::current->{desc} = "IDLE BUG HANDLER";
3388	EV::loop EV::LOOP_ONESHOT;	3676	EV::loop EV::LOOP_ONESHOT;
3389	})->prio (Coro::PRIO_MAX);	3677	})->prio (Coro::PRIO_MAX);
3390	};	3678	};
3391		3679
3392	reload_config;
3393	db_init;
3394	load_extensions;
3395
3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3397	evthread_start IO::AIO::poll_fileno;	3680	evthread_start IO::AIO::poll_fileno;
3398	EV::loop;	3681
		3682	cf::sync_job {
		3683	cf::incloader::init ();
		3684
		3685	cf::init_anim;
		3686	cf::init_attackmess;
		3687	cf::init_dynamic;
		3688
		3689	cf::load_settings;
		3690
		3691	reload_resources;
		3692	reload_config;
		3693	db_init;
		3694
		3695	cf::init_uuid;
		3696	cf::init_signals;
		3697	cf::init_skills;
		3698
		3699	cf::init_beforeplay;
		3700
		3701	atomic;
		3702
		3703	load_extensions;
		3704
		3705	utime time, time, $RUNTIMEFILE;
		3706
		3707	# no (long-running) fork's whatsoever before this point(!)
		3708	use POSIX ();
		3709	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3710
		3711	cf::_post_init 0;
		3712	};
		3713
		3714	cf::object::thawer::errors_are_fatal 0;
		3715	info "parse errors in files are no longer fatal from this point on.\n";
		3716
		3717	my $free_main; $free_main = EV::idle sub {
		3718	undef $free_main;
		3719	undef &main; # free gobs of memory :)
		3720	};
		3721
		3722	goto &main_loop;
3399	}	3723	}
3400		3724
3401	#############################################################################	3725	#############################################################################
3402	# initialisation and cleanup	3726	# initialisation and cleanup
3403		3727
3404	# install some emergency cleanup handlers	3728	# install some emergency cleanup handlers
3405	BEGIN {	3729	BEGIN {
3406	our %SIGWATCHER = ();	3730	our %SIGWATCHER = ();
3407	for my $signal (qw(INT HUP TERM)) {	3731	for my $signal (qw(INT HUP TERM)) {
3408	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3732	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3409	cf::cleanup "SIG$signal";	3733	cf::cleanup "SIG$signal";
3410	};	3734	};
3411	}	3735	}
3412	}	3736	}
3413		3737
3414	sub write_runtime_sync {	3738	sub write_runtime_sync {
3415	my $runtime = "$LOCALDIR/runtime";	3739	my $t0 = AE::time;
3416		3740
3417	# first touch the runtime file to show we are still running:	3741	# first touch the runtime file to show we are still running:
3418	# the fsync below can take a very very long time.	3742	# the fsync below can take a very very long time.
3419		3743
3420	IO::AIO::aio_utime $runtime, undef, undef;	3744	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3421		3745
3422	my $guard = cf::lock_acquire "write_runtime";	3746	my $guard = cf::lock_acquire "write_runtime";
3423		3747
3424	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3748	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3425	or return;	3749	or return;
3426		3750
3427	my $value = $cf::RUNTIME + 90 + 10;	3751	my $value = $cf::RUNTIME + 90 + 10;
3428	# 10 is the runtime save interval, for a monotonic clock	3752	# 10 is the runtime save interval, for a monotonic clock
3429	# 60 allows for the watchdog to kill the server.	3753	# 60 allows for the watchdog to kill the server.
…		…
3439	aio_utime $fh, undef, undef;	3763	aio_utime $fh, undef, undef;
3440		3764
3441	close $fh	3765	close $fh
3442	or return;	3766	or return;
3443		3767
3444	aio_rename "$runtime~", $runtime	3768	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3445	and return;	3769	and return;
3446		3770
3447	warn "runtime file written.\n";	3771	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3448		3772
3449	1	3773	1
3450	}	3774	}
3451		3775
3452	our $uuid_lock;	3776	our $uuid_lock;
…		…
3461	my $uuid = "$LOCALDIR/uuid";	3785	my $uuid = "$LOCALDIR/uuid";
3462		3786
3463	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3787	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3464	or return;	3788	or return;
3465		3789
3466	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3790	my $value = uuid_seq uuid_cur;
		3791
		3792	unless ($value) {
		3793	info "cowardly refusing to write zero uuid value!\n";
		3794	return;
		3795	}
		3796
		3797	my $value = uuid_str $value + $uuid_skip;
3467	$uuid_skip = 0;	3798	$uuid_skip = 0;
3468		3799
3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3800	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3470	and return;	3801	and return;
3471		3802
…		…
3477	or return;	3808	or return;
3478		3809
3479	aio_rename "$uuid~", $uuid	3810	aio_rename "$uuid~", $uuid
3480	and return;	3811	and return;
3481		3812
3482	warn "uuid file written ($value).\n";	3813	trace "uuid file written ($value).\n";
3483		3814
3484	1	3815	1
3485		3816
3486	}	3817	}
3487		3818
…		…
3493	}	3824	}
3494		3825
3495	sub emergency_save() {	3826	sub emergency_save() {
3496	my $freeze_guard = cf::freeze_mainloop;	3827	my $freeze_guard = cf::freeze_mainloop;
3497		3828
3498	warn "enter emergency perl save\n";	3829	info "emergency_perl_save: enter\n";
		3830
		3831	# this is a trade-off: we want to be very quick here, so
		3832	# save all maps without fsync, and later call a global sync
		3833	# (which in turn might be very very slow)
		3834	local $USE_FSYNC = 0;
3499		3835
3500	cf::sync_job {	3836	cf::sync_job {
		3837	cf::write_runtime_sync; # external watchdog should not bark
		3838
3501	# use a peculiar iteration method to avoid tripping on perl	3839	# use a peculiar iteration method to avoid tripping on perl
3502	# refcount bugs in for. also avoids problems with players	3840	# refcount bugs in for. also avoids problems with players
3503	# and maps saved/destroyed asynchronously.	3841	# and maps saved/destroyed asynchronously.
3504	warn "begin emergency player save\n";	3842	info "emergency_perl_save: begin player save\n";
3505	for my $login (keys %cf::PLAYER) {	3843	for my $login (keys %cf::PLAYER) {
3506	my $pl = $cf::PLAYER{$login} or next;	3844	my $pl = $cf::PLAYER{$login} or next;
3507	$pl->valid or next;	3845	$pl->valid or next;
3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3846	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3509	$pl->save;	3847	$pl->save;
3510	}	3848	}
3511	warn "end emergency player save\n";	3849	info "emergency_perl_save: end player save\n";
3512		3850
3513	warn "begin emergency map save\n";	3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	info "emergency_perl_save: begin map save\n";
3514	for my $path (keys %cf::MAP) {	3854	for my $path (keys %cf::MAP) {
3515	my $map = $cf::MAP{$path} or next;	3855	my $map = $cf::MAP{$path} or next;
3516	$map->valid or next;	3856	$map->valid or next;
3517	$map->save;	3857	$map->save;
3518	}	3858	}
3519	warn "end emergency map save\n";	3859	info "emergency_perl_save: end map save\n";
3520		3860
3521	warn "begin emergency database checkpoint\n";	3861	cf::write_runtime_sync; # external watchdog should not bark
		3862
		3863	info "emergency_perl_save: begin database checkpoint\n";
3522	BDB::db_env_txn_checkpoint $DB_ENV;	3864	BDB::db_env_txn_checkpoint $DB_ENV;
3523	warn "end emergency database checkpoint\n";	3865	info "emergency_perl_save: end database checkpoint\n";
3524		3866
3525	warn "begin write uuid\n";	3867	info "emergency_perl_save: begin write uuid\n";
3526	write_uuid_sync 1;	3868	write_uuid_sync 1;
3527	warn "end write uuid\n";	3869	info "emergency_perl_save: end write uuid\n";
		3870
		3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	trace "emergency_perl_save: syncing database to disk";
		3874	BDB::db_env_txn_checkpoint $DB_ENV;
		3875
		3876	info "emergency_perl_save: starting sync\n";
		3877	IO::AIO::aio_sync sub {
		3878	info "emergency_perl_save: finished sync\n";
		3879	};
		3880
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	trace "emergency_perl_save: flushing outstanding aio requests";
		3884	while (IO::AIO::nreqs || BDB::nreqs) {
		3885	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3886	}
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
3528	};	3889	};
3529		3890
3530	warn "leave emergency perl save\n";	3891	info "emergency_perl_save: leave\n";
3531	}	3892	}
3532		3893
3533	sub post_cleanup {	3894	sub post_cleanup {
3534	my ($make_core) = @_;	3895	my ($make_core) = @_;
3535		3896
		3897	IO::AIO::flush;
		3898
3536	warn Carp::longmess "post_cleanup backtrace"	3899	error Carp::longmess "post_cleanup backtrace"
3537	if $make_core;	3900	if $make_core;
		3901
		3902	my $fh = pidfile;
		3903	unlink $PIDFILE if <$fh> == $$;
		3904	}
		3905
		3906	# a safer delete_package, copied from Symbol
		3907	sub clear_package($) {
		3908	my $pkg = shift;
		3909
		3910	# expand to full symbol table name if needed
		3911	unless ($pkg =~ /^main::.*::$/) {
		3912	$pkg = "main$pkg" if $pkg =~ /^::/;
		3913	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3914	$pkg .= '::' unless $pkg =~ /::$/;
		3915	}
		3916
		3917	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3918	my $stem_symtab = *{$stem}{HASH};
		3919
		3920	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3921	or return;
		3922
		3923	# clear all symbols
		3924	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3925	for my $name (keys %$leaf_symtab) {
		3926	_gv_clear *{"$pkg$name"};
		3927	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3928	}
3538	}	3929	}
3539		3930
3540	sub do_reload_perl() {	3931	sub do_reload_perl() {
3541	# can/must only be called in main	3932	# can/must only be called in main
3542	if ($Coro::current != $Coro::main) {	3933	unless (in_main) {
3543	warn "can only reload from main coroutine";	3934	error "can only reload from main coroutine";
3544	return;	3935	return;
3545	}	3936	}
3546		3937
3547	warn "reloading...";	3938	return if $RELOAD++;
3548		3939
3549	warn "entering sync_job";	3940	my $t1 = AE::time;
3550		3941
		3942	while ($RELOAD) {
		3943	cf::get_slot 0.1, -1, "reload_perl";
		3944	info "perl_reload: reloading...";
		3945
		3946	trace "perl_reload: entering sync_job";
		3947
3551	cf::sync_job {	3948	cf::sync_job {
3552	cf::write_runtime_sync; # external watchdog should not bark
3553	cf::emergency_save;	3949	#cf::emergency_save;
3554	cf::write_runtime_sync; # external watchdog should not bark
3555		3950
3556	warn "syncing database to disk";
3557	BDB::db_env_txn_checkpoint $DB_ENV;
3558
3559	# if anything goes wrong in here, we should simply crash as we already saved
3560
3561	warn "flushing outstanding aio requests";
3562	for (;;) {
3563	BDB::flush;
3564	IO::AIO::flush;
3565	Coro::cede_notself;
3566	last unless IO::AIO::nreqs || BDB::nreqs;
3567	warn "iterate...";
3568	}
3569
3570	++$RELOAD;
3571
3572	warn "cancelling all extension coros";	3951	trace "perl_reload: cancelling all extension coros";
3573	$_->cancel for values %EXT_CORO;	3952	$_->cancel for values %EXT_CORO;
3574	%EXT_CORO = ();	3953	%EXT_CORO = ();
3575		3954
3576	warn "removing commands";	3955	trace "perl_reload: removing commands";
3577	%COMMAND = ();	3956	%COMMAND = ();
3578		3957
3579	warn "removing ext/exti commands";	3958	trace "perl_reload: removing ext/exti commands";
3580	%EXTCMD = ();	3959	%EXTCMD = ();
3581	%EXTICMD = ();	3960	%EXTICMD = ();
3582		3961
3583	warn "unloading/nuking all extensions";	3962	trace "perl_reload: unloading/nuking all extensions";
3584	for my $pkg (@EXTS) {	3963	for my $pkg (@EXTS) {
3585	warn "... unloading $pkg";	3964	trace "... unloading $pkg";
3586		3965
3587	if (my $cb = $pkg->can ("unload")) {	3966	if (my $cb = $pkg->can ("unload")) {
3588	eval {	3967	eval {
3589	$cb->($pkg);	3968	$cb->($pkg);
3590	1	3969	1
3591	} or warn "$pkg unloaded, but with errors: $@";	3970	} or error "$pkg unloaded, but with errors: $@";
		3971	}
		3972
		3973	trace "... clearing $pkg";
		3974	clear_package $pkg;
3592	}	3975	}
3593		3976
3594	warn "... nuking $pkg";
3595	Symbol::delete_package $pkg;
3596	}
3597
3598	warn "unloading all perl modules loaded from $LIBDIR";	3977	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3599	while (my ($k, $v) = each %INC) {	3978	while (my ($k, $v) = each %INC) {
3600	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3979	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3601		3980
3602	warn "... unloading $k";	3981	trace "... unloading $k";
3603	delete $INC{$k};	3982	delete $INC{$k};
3604		3983
3605	$k =~ s/\.pm$//;	3984	$k =~ s/\.pm$//;
3606	$k =~ s/\//::/g;	3985	$k =~ s/\//::/g;
3607		3986
3608	if (my $cb = $k->can ("unload_module")) {	3987	if (my $cb = $k->can ("unload_module")) {
3609	$cb->();	3988	$cb->();
		3989	}
		3990
		3991	clear_package $k;
3610	}	3992	}
3611		3993
3612	Symbol::delete_package $k;
3613	}
3614
3615	warn "getting rid of safe::, as good as possible";	3994	trace "perl_reload: getting rid of safe::, as good as possible";
3616	Symbol::delete_package "safe::$_"	3995	clear_package "safe::$_"
3617	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3996	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3618		3997
3619	warn "unloading cf.pm \"a bit\"";	3998	trace "perl_reload: unloading cf.pm \"a bit\"";
3620	delete $INC{"cf.pm"};	3999	delete $INC{"cf.pm"};
3621	delete $INC{"cf/pod.pm"};	4000	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3622		4001
3623	# don't, removes xs symbols, too,	4002	# don't, removes xs symbols, too,
3624	# and global variables created in xs	4003	# and global variables created in xs
3625	#Symbol::delete_package __PACKAGE__;	4004	#clear_package __PACKAGE__;
3626		4005
3627	warn "unload completed, starting to reload now";	4006	info "perl_reload: unload completed, starting to reload now";
3628		4007
3629	warn "reloading cf.pm";	4008	trace "perl_reload: reloading cf.pm";
3630	require cf;	4009	require cf;
3631	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4010	cf::_connect_to_perl_1;
3632		4011
3633	warn "loading config and database again";	4012	trace "perl_reload: loading config and database again";
3634	cf::reload_config;	4013	cf::reload_config;
3635		4014
3636	warn "loading extensions";	4015	trace "perl_reload: loading extensions";
3637	cf::load_extensions;	4016	cf::load_extensions;
3638		4017
		4018	if ($REATTACH_ON_RELOAD) {
3639	warn "reattaching attachments to objects/players";	4019	trace "perl_reload: reattaching attachments to objects/players";
3640	_global_reattach; # objects, sockets	4020	_global_reattach; # objects, sockets
3641	warn "reattaching attachments to maps";	4021	trace "perl_reload: reattaching attachments to maps";
3642	reattach $_ for values %MAP;	4022	reattach $_ for values %MAP;
3643	warn "reattaching attachments to players";	4023	trace "perl_reload: reattaching attachments to players";
3644	reattach $_ for values %PLAYER;	4024	reattach $_ for values %PLAYER;
		4025	}
3645		4026
3646	warn "leaving sync_job";	4027	cf::_post_init 1;
3647		4028
		4029	trace "perl_reload: leaving sync_job";
		4030
3648	1	4031	1
3649	} or do {	4032	} or do {
3650	warn $@;	4033	error $@;
3651	cf::cleanup "error while reloading, exiting.";	4034	cf::cleanup "perl_reload: error, exiting.";
		4035	};
		4036
		4037	--$RELOAD;
3652	};	4038	}
3653		4039
3654	warn "reloaded";	4040	$t1 = AE::time - $t1;
		4041	info "perl_reload: completed in ${t1}s\n";
3655	};	4042	};
3656		4043
3657	our $RELOAD_WATCHER; # used only during reload	4044	our $RELOAD_WATCHER; # used only during reload
3658		4045
3659	sub reload_perl() {	4046	sub reload_perl() {
3660	# doing reload synchronously and two reloads happen back-to-back,	4047	# doing reload synchronously and two reloads happen back-to-back,
3661	# coro crashes during coro_state_free->destroy here.	4048	# coro crashes during coro_state_free->destroy here.
3662		4049
		4050	$RELOAD_WATCHER ||= cf::async {
		4051	Coro::AIO::aio_wait cache_extensions;
		4052
3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4053	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3664	do_reload_perl;	4054	do_reload_perl;
3665	undef $RELOAD_WATCHER;	4055	undef $RELOAD_WATCHER;
		4056	};
3666	};	4057	};
3667	}	4058	}
3668		4059
3669	register_command "reload" => sub {	4060	register_command "reload" => sub {
3670	my ($who, $arg) = @_;	4061	my ($who, $arg) = @_;
…		…
3676	reload_perl;	4067	reload_perl;
3677	};	4068	};
3678	}	4069	}
3679	};	4070	};
3680		4071
3681	unshift @INC, $LIBDIR;	4072	#############################################################################
3682		4073
3683	my $bug_warning = 0;	4074	my $bug_warning = 0;
3684		4075
3685	our @WAIT_FOR_TICK;	4076	our @WAIT_FOR_TICK;
3686	our @WAIT_FOR_TICK_BEGIN;	4077	our @WAIT_FOR_TICK_BEGIN;
3687		4078
3688	sub wait_for_tick {	4079	sub wait_for_tick() {
3689	return if tick_inhibit;
3690	return if $Coro::current == $Coro::main;	4080	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3691		4081
3692	my $signal = new Coro::Signal;	4082	my $signal = new Coro::Signal;
3693	push @WAIT_FOR_TICK, $signal;	4083	push @WAIT_FOR_TICK, $signal;
3694	$signal->wait;	4084	$signal->wait;
3695	}	4085	}
3696		4086
3697	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3698	return if tick_inhibit;
3699	return if $Coro::current == $Coro::main;	4088	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3700		4089
3701	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3702	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3703	$signal->wait;	4092	$signal->wait;
3704	}	4093	}
…		…
3710	return;	4099	return;
3711	}	4100	}
3712		4101
3713	cf::server_tick; # one server iteration	4102	cf::server_tick; # one server iteration
3714		4103
		4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4105
3715	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3716	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3717	Coro::async_pool {	4108	Coro::async_pool {
3718	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3719	write_runtime_sync	4110	write_runtime_sync
3720	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3721	};	4112	};
3722	}	4113	}
3723		4114
3724	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3725	$sig->send;	4116	$sig->send;
…		…
3733		4124
3734	if (0) {	4125	if (0) {
3735	if ($NEXT_TICK) {	4126	if ($NEXT_TICK) {
3736	my $jitter = $TICK_START - $NEXT_TICK;	4127	my $jitter = $TICK_START - $NEXT_TICK;
3737	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3738	warn "jitter $JITTER\n";#d#	4129	debug "jitter $JITTER\n";#d#
3739	}	4130	}
3740	}	4131	}
3741	}	4132	}
3742		4133
3743	{	4134	{
3744	# configure BDB	4135	# configure BDB
3745		4136
3746	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3747	BDB::max_poll_reqs $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3748	$Coro::BDB::WATCHER->priority (1);	4139	$AnyEvent::BDB::WATCHER->priority (1);
3749		4140
3750	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3751	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3753	| BDB::LOG_AUTOREMOVE, 1);	4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3756		4148
3757	cf::sync_job {	4149	cf::sync_job {
3758	eval {	4150	eval {
…		…
3784	{	4176	{
3785	# configure IO::AIO	4177	# configure IO::AIO
3786		4178
3787	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3788	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3789	$Coro::AIO::WATCHER->priority (1);	4181	undef $AnyEvent::AIO::WATCHER;
3790	}	4182	}
3791		4183
3792	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3793		4186
3794	sub _log_backtrace {	4187	sub _log_backtrace {
3795	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3796		4189
3797	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3798		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3799	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3800	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3801	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3802	async {	4200	async {
3803	$Coro::current->{desc} = "abt $msg";	4201	$Coro::current->{desc} = "abt $msg";
3804		4202
3805	my @bt = fork_call {	4203	my @bt = fork_call {
3806	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
…		…
3817	}	4215	}
3818		4216
3819	@funcs	4217	@funcs
3820	};	4218	};
3821		4219
3822	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3823	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3824	--$_log_backtrace;	4223	--$_log_backtrace;
3825	};	4224	};
3826	} else {	4225	} else {
3827	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3828	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3829	}	4228	}
3830	}	4229	}
3831		4230
3832	# load additional modules	4231	# load additional modules
3833	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3834		4234
3835	END { cf::emergency_save }	4235	END { cf::emergency_save }
3836		4236
3837	1	4237	1
3838		4238

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