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Revision 1.441 by root, Sat Aug 30 05:19:03 2008 UTC vs.
Revision 1.561 by root, Fri Apr 22 06:10:33 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 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	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";
68	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
69		75
70	$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" };
71		78
72	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;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
97	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;
98		120
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	123	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		125
104	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	129	our $DB_ENV;
108		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
109	our %CFG;	133	our %CFG;
110		134
111	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	136	our $RUNTIME;
113	our $NOW;	137	our $NOW;
…		…
122	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)
123	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	148	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
126		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
		155
127	binmode STDOUT;	156	binmode STDOUT;
128	binmode STDERR;	157	binmode STDERR;
129		158
130	# read virtual server time, if available	159	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
135	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
136		167
137	mkdir $_	168	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		170
140	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
141		172
142	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::"} };
143		189
144	#############################################################################	190	#############################################################################
145		191
146	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
147		193
…		…
189	from wherever your confdir points to.	235	from wherever your confdir points to.
190		236
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		238
193	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
194	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
195	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.
196		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
197	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
198		249
199	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
200	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
201	that call.	252	that call.
202		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
203	=back	260	=back
204		261
205	=cut	262	=cut
206		263
207	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
208	*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 {
209	my $msg = join "", @_;	271	my $msg = join "", @_;
210		272
211	$msg .= "\n"	273	$msg .= "\n"
212	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
213		275
214	$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;
215		277
216	LOG llevError, $msg;	278	LOG llevWarn, $msg;
217	};	279	};
218	}
219		280
220	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
222		283
223	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	288	return;#d#
226	}#d#	289	}#d#
227		290
228	# kill coroutine otherwise	291	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	292	Coro::terminate
231	};	293	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		294
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	312	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	314	}
255		315
256	$EV::DIED = sub {	316	$EV::DIED = sub {
257	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
258	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
259		324
260	#############################################################################	325	#############################################################################
261		326
262	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
263		328
…		…
284	$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;
285	$d	350	$d
286	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
287	}	352	}
288		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
289	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
290		369
291	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
292		371
293	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
299	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
300		379
301	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
303		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
304	=item cf::lock_wait $string	445	=item cf::lock_wait $string
305		446
306	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
307		448
308	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
309		450
310	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
311	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,
312	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
313	returned.	454	returned.
314		455
315	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
316	deadlocked coro.	457	deadlocked coro.
…		…
322		463
323	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.
324		465
325	=cut	466	=cut
326		467
327	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		469
330	sub lock_wait($) {	470	sub lock_wait($) {
331	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	472	}
344		473
345	sub lock_acquire($) {	474	sub lock_acquire($) {
346	my ($key) = @_;	475	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	476	}
360		477
361	sub lock_active($) {	478	sub lock_active($) {
362	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	480	}
366		481
367	sub freeze_mainloop {	482	sub freeze_mainloop {
368	tick_inhibit_inc;	483	tick_inhibit_inc;
369		484
370	Coro::guard \&tick_inhibit_dec;	485	&Guard::guard (\&tick_inhibit_dec);
371	}	486	}
372		487
373	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
374		489
375	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
376	get spread over timer.	491	get spread over time.
377		492
378	=cut	493	=cut
379		494
380	sub periodic($$) {	495	sub periodic($$) {
381	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
386	}	501	}
387		502
388	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
389		504
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	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
392	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.
393		512
394	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
395	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
396		515
397	Useful for short background jobs.	516	Useful for short background jobs.
398		517
399	=cut	518	=cut
400		519
401	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
403		523
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
407		527
408	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
409		530
410	while () {	531	while () {
411	next_job:	532	next_job:
		533
412	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	535
414	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	540	$job->[2]->send;
418	Coro::cede;	541	Coro::cede;
419	goto next_job;	542	goto next_job;
420	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	545	}
422	}	546	}
423		547
424	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
425	# 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
426	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	551	$signal->wait;
428	} else {	552	} else {
		553	$busy = 0;
429	Coro::schedule;	554	Coro::schedule;
430	}	555	}
431	}	556	}
432	};	557	};
433		558
434	sub get_slot($;$$) {	559	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
436		561
437	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
438		563
439	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
440	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
441		567
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
470	=cut	596	=cut
471		597
472	sub sync_job(&) {	598	sub sync_job(&) {
473	my ($job) = @_;	599	my ($job) = @_;
474		600
475	if ($Coro::current == $Coro::main) {	601	if (in_main) {
476	my $time = EV::time;	602	my $time = AE::time;
477		603
478	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
480		606
481	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
482		608
483	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
484		610
485	my $busy = 1;	611	my $busy = 1;
486	my @res;	612	my @res;
487		613
488	(async {	614	(async {
489	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	616	@res = eval { $job->() };
491	warn $@ if $@;	617	error $@ if $@;
492	undef $busy;	618	undef $busy;
493	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
494		620
495	while ($busy) {	621	while ($busy) {
496	if (Coro::nready) {	622	if (Coro::nready) {
…		…
498	} else {	624	} else {
499	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
500	}	626	}
501	}	627	}
502		628
503	my $time = EV::time - $time;	629	my $time = AE::time - $time;
504		630
505	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
506		632
507	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
508	} else {	634	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
531		657
532	$coro	658	$coro
533	}	659	}
534		660
535	=item fork_call { }, $args	661	=item fork_call { }, @args
536		662
537	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
538	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
539	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
540	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
541		667
542	=cut	668	=cut
543		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
544	sub fork_call(&@) {	674	sub fork_call(&@) {
545	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
546		676
547	# 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,
548	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
550		680
551	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
552	reset_signals;	682	cf::post_fork;
553	&$cb	683	&$cb
554	}, @args;	684	} @args;
555		685
556	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	)
557	}	698	}
558		699
559	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
560		701
561	=cut	702	=cut
…		…
598	within each server.	739	within each server.
599		740
600	=cut	741	=cut
601		742
602	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
603	my ($name) = @_;	747	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
605		749
606	eval {	750	eval {
607	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
617	}	761	}
618		762
619	our $DB;	763	our $DB;
620		764
621	sub db_init {	765	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	766	$DB ||= db_table "db";
624	};
625	}	767	}
626		768
627	sub db_get($$) {	769	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
629		771
630	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
631	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
632		776
633	$! ? ()	777	$! ? ()
634	: $data	778	: $data
635	}
636	}	779	}
637		780
638	sub db_put($$$) {	781	sub db_put($$$) {
639	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		811
669	my @data;	812	my @data;
670	my $md5;	813	my $md5;
671		814
672	for (0 .. $#$src) {	815	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	817	}
676		818
677	# if processing is expensive, check	819	# if processing is expensive, check
678	# checksum first	820	# checksum first
679	if (1) {	821	if (1) {
…		…
696		838
697	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	840	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
700		842
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		844
703	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
706		848
…		…
716		858
717	=cut	859	=cut
718		860
719	sub datalog($@) {	861	sub datalog($@) {
720	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	864	}
723		865
724	=back	866	=back
725		867
726	=cut	868	=cut
727		869
728	#############################################################################	870	#############################################################################
729		871
730	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
731		873
732	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
733	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")
734	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
735		877
736	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>
737	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
…		…
787	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
788		930
789	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
790	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
791		933
792	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
793	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.
794		936
795	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
796		938
797	=over 4	939	=over 4
…		…
921		1063
922	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1066
925	} elsif (ref $type) {	1067	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
927		1069
928	} else {	1070	} else {
929	shift @arg;	1071	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
931	}	1073	}
932	}	1074	}
933	}	1075	}
934		1076
935	sub _object_attach {	1077	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
946	}	1088	}
947		1089
948	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
949	} else {	1091	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1093	}
952		1094
953	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
954	}	1096	}
955		1097
…		…
1014		1156
1015	for (@$callbacks) {	1157	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1017		1159
1018	if ($@) {	1160	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1162	override;
1022	}	1163	}
1023		1164
1024	return 1 if $override;	1165	return 1 if $override;
1025	}	1166	}
…		…
1104	for (@$attach) {	1245	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1107	}	1248	}
1108	} else {	1249	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1251	}
1111	}	1252	}
1112	}	1253	}
1113		1254
1114	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1142		1283
1143	sync_job {	1284	sync_job {
1144	if (length $$rdata) {	1285	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1148		1290
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	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	}
1153	aio_close $fh;	1298	aio_close $fh;
1154		1299
1155	if (@$objs) {	1300	if (@$objs) {
1156	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) {
1157	aio_chmod $fh, SAVE_MODE;	1302	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1160	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	}
1161	aio_close $fh;	1309	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1311	}
1164	} else {	1312	} else {
1165	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1166	}	1314	}
1167		1315
1168	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1320	} else {
1170	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1171	}	1322	}
1172	} else {	1323	} else {
1173	aio_unlink $filename;	1324	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1175	}	1326	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1351	$av = $st->{objs};
1201	}	1352	}
1202		1353
1203	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1206		1358
1207	($data, $av)	1359	($data, $av)
1208	}	1360	}
1209		1361
1210	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1267		1419
1268	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1269	}	1421	}
1270		1422
		1423	use File::Glob ();
		1424
1271	cf::player->attach (	1425	cf::player->attach (
1272	on_command => sub {	1426	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1274		1428
1275	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1276	or return;	1430	or return;
1277		1431
…		…
1300		1454
1301	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1456	if $reply;
1303		1457
1304	} else {	1458	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1460	}
1307		1461
1308	cf::override;	1462	cf::override;
1309	},	1463	},
1310	);	1464	);
1311		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
1312	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1313	cf::sync_job {	1482	cf::sync_job {
1314	my %todo;	1483	my %todo;
1315		1484
1316	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1486	next unless -r $path;
…		…
1335		1504
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1507
1339	$ext{source} =	1508	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1342	. $source	1511	. $source
1343	. "\n};\n1";	1512	. "\n};\n1";
1344		1513
1345	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1346	}	1515	}
1347		1516
		1517	my $pass = 0;
1348	my %done;	1518	my %done;
1349	while (%todo) {	1519	while (%todo) {
1350	my $progress;	1520	my $progress;
1351		1521
		1522	++$pass;
		1523
		1524	ext:
1352	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1527	next ext
1355	unless exists $done{$_};	1528	unless exists $done{$_};
1356	}	1529	}
1357		1530
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1532
1360	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1537
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1539	if exists $v->{meta}{mandatory};
1368		1540
1369	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;
1370	}	1550	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1551	}
1376		1552
1377	skip:	1553	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1380	}	1563	}
1381	};	1564	};
1382	}	1565	}
1383		1566
1384	#############################################################################	1567	#############################################################################
1385		1568
1386	=back	1569	=back
1387		1570
1388	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1389		1572
1390	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1391		1574
1392	=cut	1575	=cut
1393		1576
1394	package cf::player;	1577	package cf::player;
1395		1578
…		…
1438		1621
1439	sub exists($) {	1622	sub exists($) {
1440	my ($login) = @_;	1623	my ($login) = @_;
1441		1624
1442	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1444	}	1627	}
1445		1628
1446	sub find($) {	1629	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1631	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1469	}	1652	}
1470	}	1653	}
1471	}	1654	}
1472		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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
1473	sub save($) {	1669	sub save($) {
1474	my ($pl) = @_;	1670	my ($pl) = @_;
1475		1671
1476	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1477		1673
…		…
1482		1678
1483	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1485		1681
1486	cf::get_slot 0.01;	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];
1487		1686
1488	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1688	cf::cede_to_tick;
1490	}	1689	}
1491		1690
…		…
1523	my ($pl) = @_;	1722	my ($pl) = @_;
1524		1723
1525	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1526		1725
1527	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1528	$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
1529		1728
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1730	$pl->deactivate;
		1731
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1535	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1536		1737
1537	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1593	\@logins	1794	\@logins
1594	}	1795	}
1595		1796
1596	=item $player->maps	1797	=item $player->maps
1597		1798
		1799	=item cf::player::maps $login
		1800
1598	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1599	player. May block.	1802	player. May block.
1600		1803
1601	=cut	1804	=cut
1602		1805
…		…
1619	}	1822	}
1620		1823
1621	\@paths	1824	\@paths
1622	}	1825	}
1623		1826
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1828
1626	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	use re 'eval';
1631
1632	my $group;
1633	my $interior; $interior = qr{
1634	# match a pod interior sequence sans C<< >>
1635	(?:
1636	\ (.*?)\ (?{ $group = $^N })
1637	| < (??{$interior}) >
1638	)
1639	}x;
1640
1641	sub expand_cfpod {
1642	my ($self, $pod) = @_;
1643
1644	my $xml;
1645
1646	while () {
1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1648	$group = $1;
1649
1650	$group =~ s/&/&amp;/g;
1651	$group =~ s/</&lt;/g;
1652
1653	$xml .= $group;
1654	} elsif ($pod =~ m%\G
1655	([BCGHITU])
1656	<
1657	(?:
1658	([^<>]*) (?{ $group = $^N })
1659	| < $interior >
1660	)
1661	>
1662	%gcsx
1663	) {
1664	my ($code, $data) = ($1, $group);
1665
1666	if ($code eq "B") {
1667	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1668	} elsif ($code eq "I") {
1669	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1670	} elsif ($code eq "U") {
1671	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1672	} elsif ($code eq "C") {
1673	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1674	} elsif ($code eq "T") {
1675	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1676	} elsif ($code eq "G") {
1677	my ($male, $female) = split /\|/, $data;
1678	$data = $self->gender ? $female : $male;
1679	$xml .= expand_cfpod ($self, $data);
1680	} elsif ($code eq "H") {
1681	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1683	"")
1684	[$self->{hintmode}];
1685	} else {
1686	$xml .= "error processing '$code($data)' directive";
1687	}
1688	} else {
1689	if ($pod =~ /\G(.+)/) {
1690	warn "parse error while expanding $pod (at $1)";
1691	}
1692	last;
1693	}
1694	}
1695
1696	for ($xml) {
1697	# create single paragraphs (very hackish)
1698	s/(?<=\S)\n(?=\w)/ /g;
1699
1700	# compress some whitespace
1701	s/\s+\n/\n/g; # ws line-ends
1702	s/\n\n+/\n/g; # double lines
1703	s/^\n+//; # beginning lines
1704	s/\n+$//; # ending lines
1705	}
1706
1707	$xml
1708	}
1709
1710	no re 'eval';
1711
1712	sub hintmode {
1713	$_[0]{hintmode} = $_[1] if @_ > 1;
1714	$_[0]{hintmode}
1715	}
1716		1830
1717	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1718		1832
1719	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1720		1834
…		…
1752		1866
1753	=cut	1867	=cut
1754		1868
1755	sub find_by_path($) {	1869	sub find_by_path($) {
1756	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1757		1873
1758	my ($match, $specificity);	1874	my ($match, $specificity);
1759		1875
1760	for my $region (list) {	1876	for my $region (list) {
1761	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1790	sub generate_random_map {	1906	sub generate_random_map {
1791	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1792		1908
1793	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
1794		1910
1795	# mit "rum" bekleckern, nicht
1796	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1800	$rmp->{exit_on_final_map},
1801	$rmp->{xsize}, $rmp->{ysize},
1802	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1803	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1804	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1805	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1806	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1807	(cf::region::find $rmp->{region}), $rmp->{custom}
1808	)
1809	}	1912	}
1810		1913
1811	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1812		1915
1813	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
…		…
1818		1921
1819	sub register {	1922	sub register {
1820	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1821	my $pkg = caller;	1924	my $pkg = caller;
1822		1925
1823	no strict;
1824	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1825		1927
1826	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1827	}	1929	}
1828		1930
1829	# also paths starting with '/'	1931	# also paths starting with '/'
1830	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1831		1933
1832	sub thawer_merge {	1934	sub thawer_merge {
1833	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1834		1936
1835	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1840	}	1942	}
1841		1943
1842	sub normalise {	1944	sub normalise {
1843	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1844		1946
1845	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1846		1948
1847	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1848		1950
1849	# map plan:	1951	# map plan:
1850	#	1952	#
…		…
1865	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1866	$path = "$base/$path";	1968	$path = "$base/$path";
1867	}	1969	}
1868		1970
1869	for ($path) {	1971	for ($path) {
1870	redo if s{//}{/};
1871	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1872	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1873	}	1974	}
1874		1975
1875	$path	1976	$path
…		…
1889	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1890	return $self;	1991	return $self;
1891	}	1992	}
1892	}	1993	}
1893		1994
1894	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1895	()	1996	()
1896	}	1997	}
1897		1998
		1999	# may re-bless or do other evil things
1898	sub init {	2000	sub init {
1899	my ($self) = @_;	2001	my ($self) = @_;
1900		2002
1901	$self	2003	$self
1902	}	2004	}
…		…
1931	sub uniq_path {	2033	sub uniq_path {
1932	my ($self) = @_;	2034	my ($self) = @_;
1933		2035
1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1935	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1936	}
1937
1938	# and all this just because we cannot iterate over
1939	# all maps in C++...
1940	sub change_all_map_light {
1941	my ($change) = @_;
1942
1943	$_->change_map_light ($change)
1944	for grep $_->outdoor, values %cf::MAP;
1945	}	2038	}
1946		2039
1947	sub decay_objects {	2040	sub decay_objects {
1948	my ($self) = @_;	2041	my ($self) = @_;
1949		2042
…		…
2031		2124
2032	sub find;	2125	sub find;
2033	sub find {	2126	sub find {
2034	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
2035		2128
		2129	cf::cede_to_tick;
		2130
2036	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
2037		2132
2038	cf::lock_wait "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2039	cf::lock_wait "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
2040		2135
2041	$cf::MAP{$path} || do {	2136	$cf::MAP{$path} || do {
2042	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2043	my $guard2 = cf::lock_acquire "map_find:$path";
2044
2045	my $map = new_from_path cf::map $path	2137	my $map = new_from_path cf::map $path
2046	or return;	2138	or return;
2047		2139
2048	$map->{last_save} = $cf::RUNTIME;	2140	$map->{last_save} = $cf::RUNTIME;
2049		2141
…		…
2061		2153
2062	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
2063	}	2155	}
2064	}	2156	}
2065		2157
2066	sub pre_load { }	2158	sub pre_load { }
2067	sub post_load { }	2159	#sub post_load { } # XS
2068		2160
2069	sub load {	2161	sub load {
2070	my ($self) = @_;	2162	my ($self) = @_;
2071		2163
2072	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2117	unless ($self->{deny_activate}) {	2209	unless ($self->{deny_activate}) {
2118	$self->decay_objects;	2210	$self->decay_objects;
2119	$self->fix_auto_apply;	2211	$self->fix_auto_apply;
2120	$self->update_buttons;	2212	$self->update_buttons;
2121	cf::cede_to_tick;	2213	cf::cede_to_tick;
2122	$self->set_darkness_map;
2123	cf::cede_to_tick;
2124	$self->activate;	2214	$self->activate;
2125	}	2215	}
2126		2216
2127	$self->{last_save} = $cf::RUNTIME;	2217	$self->{last_save} = $cf::RUNTIME;
2128	$self->last_access ($cf::RUNTIME);	2218	$self->last_access ($cf::RUNTIME);
2129		2219
2130	$self->in_memory (cf::MAP_ACTIVE);	2220	$self->in_memory (cf::MAP_ACTIVE);
2131	}	2221	}
2132		2222
2133	$self->post_load;	2223	$self->post_load;
2134	}
2135		2224
		2225	1
		2226	}
		2227
		2228	# customize the map for a given player, i.e.
		2229	# return the _real_ map. used by e.g. per-player
		2230	# maps to change the path to ~playername/mappath
2136	sub customise_for {	2231	sub customise_for {
2137	my ($self, $ob) = @_;	2232	my ($self, $ob) = @_;
2138		2233
2139	return find "~" . $ob->name . "/" . $self->{path}	2234	return find "~" . $ob->name . "/" . $self->{path}
2140	if $self->per_player;	2235	if $self->per_player;
…		…
2156	or next;	2251	or next;
2157	$neigh = find $neigh, $map	2252	$neigh = find $neigh, $map
2158	or next;	2253	or next;
2159	$neigh->load;	2254	$neigh->load;
2160		2255
		2256	# now find the diagonal neighbours
2161	push @neigh,	2257	push @neigh,
2162	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2258	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2163	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2259	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2164	}	2260	}
2165		2261
…		…
2172	}	2268	}
2173		2269
2174	sub find_sync {	2270	sub find_sync {
2175	my ($path, $origin) = @_;	2271	my ($path, $origin) = @_;
2176		2272
2177	cf::sync_job { find $path, $origin }	2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2178	}	2277	}
2179		2278
2180	sub do_load_sync {	2279	sub do_load_sync {
2181	my ($map) = @_;	2280	my ($map) = @_;
2182		2281
2183	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2184	if $Coro::current == $Coro::main;	2283	if $Coro::current == $Coro::main;
2185		2284
2186	cf::sync_job { $map->load };	2285	$map->load;
2187	}	2286	}
2188		2287
2189	our %MAP_PREFETCH;	2288	our %MAP_PREFETCH;
2190	our $MAP_PREFETCHER = undef;	2289	our $MAP_PREFETCHER = undef;
2191		2290
…		…
2217	$MAP_PREFETCHER->prio (6);	2316	$MAP_PREFETCHER->prio (6);
2218		2317
2219	()	2318	()
2220	}	2319	}
2221		2320
		2321	# common code, used by both ->save and ->swapout
2222	sub save {	2322	sub _save {
2223	my ($self) = @_;	2323	my ($self) = @_;
2224
2225	my $lock = cf::lock_acquire "map_data:$self->{path}";
2226		2324
2227	$self->{last_save} = $cf::RUNTIME;	2325	$self->{last_save} = $cf::RUNTIME;
2228		2326
2229	return unless $self->dirty;	2327	return unless $self->dirty;
2230		2328
…		…
2250	} else {	2348	} else {
2251	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2349	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2252	}	2350	}
2253	}	2351	}
2254		2352
		2353	sub save {
		2354	my ($self) = @_;
		2355
		2356	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2357
		2358	$self->_save;
		2359	}
		2360
2255	sub swap_out {	2361	sub swap_out {
2256	my ($self) = @_;	2362	my ($self) = @_;
2257		2363
2258	# save first because save cedes
2259	$self->save;
2260
2261	my $lock = cf::lock_acquire "map_data:$self->{path}";	2364	my $lock = cf::lock_acquire "map_data:$self->{path}";
2262		2365
2263	return if $self->players;
2264	return if $self->in_memory != cf::MAP_ACTIVE;	2366	return if $self->in_memory != cf::MAP_ACTIVE;
2265	return if $self->{deny_save};	2367	return if $self->{deny_save};
		2368	return if $self->players;
2266		2369
		2370	# first deactivate the map and "unlink" it from the core
		2371	$self->deactivate;
		2372	$_->clear_links_to ($self) for values %cf::MAP;
2267	$self->in_memory (cf::MAP_SWAPPED);	2373	$self->in_memory (cf::MAP_SWAPPED);
		2374
		2375	# then atomically save
		2376	$self->_save;
		2377
		2378	# then free the map
		2379	$self->clear;
		2380	}
		2381
		2382	sub reset_at {
		2383	my ($self) = @_;
		2384
		2385	# TODO: safety, remove and allow resettable per-player maps
		2386	return 1e99 if $self->{deny_reset};
		2387
		2388	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2389	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2390
		2391	$time + $to
		2392	}
		2393
		2394	sub should_reset {
		2395	my ($self) = @_;
		2396
		2397	$self->reset_at <= $cf::RUNTIME
		2398	}
		2399
		2400	sub reset {
		2401	my ($self) = @_;
		2402
		2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2404
		2405	return if $self->players;
		2406
		2407	cf::trace "resetting map ", $self->path, "\n";
		2408
		2409	$self->in_memory (cf::MAP_SWAPPED);
		2410
		2411	# need to save uniques path
		2412	unless ($self->{deny_save}) {
		2413	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2414
		2415	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2416	if $uniq;
		2417	}
		2418
		2419	delete $cf::MAP{$self->path};
2268		2420
2269	$self->deactivate;	2421	$self->deactivate;
2270	$_->clear_links_to ($self) for values %cf::MAP;	2422	$_->clear_links_to ($self) for values %cf::MAP;
2271	$self->clear;	2423	$self->clear;
2272	}
2273
2274	sub reset_at {
2275	my ($self) = @_;
2276
2277	# TODO: safety, remove and allow resettable per-player maps
2278	return 1e99 if $self->{deny_reset};
2279
2280	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2281	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2282
2283	$time + $to
2284	}
2285
2286	sub should_reset {
2287	my ($self) = @_;
2288
2289	$self->reset_at <= $cf::RUNTIME
2290	}
2291
2292	sub reset {
2293	my ($self) = @_;
2294
2295	my $lock = cf::lock_acquire "map_data:$self->{path}";
2296
2297	return if $self->players;
2298
2299	warn "resetting map ", $self->path;
2300
2301	$self->in_memory (cf::MAP_SWAPPED);
2302
2303	# need to save uniques path
2304	unless ($self->{deny_save}) {
2305	my $uniq = $self->uniq_path; utf8::encode $uniq;
2306
2307	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2308	if $uniq;
2309	}
2310
2311	delete $cf::MAP{$self->path};
2312
2313	$self->deactivate;
2314	$_->clear_links_to ($self) for values %cf::MAP;
2315	$self->clear;
2316		2424
2317	$self->unlink_save;	2425	$self->unlink_save;
2318	$self->destroy;	2426	$self->destroy;
2319	}	2427	}
2320		2428
…		…
2328		2436
2329	delete $cf::MAP{$self->path};	2437	delete $cf::MAP{$self->path};
2330		2438
2331	$self->unlink_save;	2439	$self->unlink_save;
2332		2440
2333	bless $self, "cf::map";	2441	bless $self, "cf::map::wrap";
2334	delete $self->{deny_reset};	2442	delete $self->{deny_reset};
2335	$self->{deny_save} = 1;	2443	$self->{deny_save} = 1;
2336	$self->reset_timeout (1);	2444	$self->reset_timeout (1);
2337	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2445	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2338		2446
…		…
2395	: normalise $_	2503	: normalise $_
2396	} @{ aio_readdir $UNIQUEDIR or [] }	2504	} @{ aio_readdir $UNIQUEDIR or [] }
2397	]	2505	]
2398	}	2506	}
2399		2507
		2508	=item cf::map::static_maps
		2509
		2510	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2511	file in the shared directory excluding F</styles> and F</editor>). May
		2512	block.
		2513
		2514	=cut
		2515
		2516	sub static_maps() {
		2517	my @dirs = "";
		2518	my @maps;
		2519
		2520	while (@dirs) {
		2521	my $dir = shift @dirs;
		2522
		2523	next if $dir eq "/styles" || $dir eq "/editor";
		2524
		2525	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2526	or return;
		2527
		2528	for (@$files) {
		2529	s/\.map$// or next;
		2530	utf8::decode $_;
		2531	push @maps, "$dir/$_";
		2532	}
		2533
		2534	push @dirs, map "$dir/$_", @$dirs;
		2535	}
		2536
		2537	\@maps
		2538	}
		2539
2400	=back	2540	=back
2401		2541
2402	=head3 cf::object	2542	=head3 cf::object
2403		2543
2404	=cut	2544	=cut
…		…
2469		2609
2470	our $SAY_CHANNEL = {	2610	our $SAY_CHANNEL = {
2471	id => "say",	2611	id => "say",
2472	title => "Map",	2612	title => "Map",
2473	reply => "say ",	2613	reply => "say ",
2474	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2614	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2475	};	2615	};
2476		2616
2477	our $CHAT_CHANNEL = {	2617	our $CHAT_CHANNEL = {
2478	id => "chat",	2618	id => "chat",
2479	title => "Chat",	2619	title => "Chat",
…		…
2534		2674
2535	=item $player_object->enter_link	2675	=item $player_object->enter_link
2536		2676
2537	Freezes the player and moves him/her to a special map (C<{link}>).	2677	Freezes the player and moves him/her to a special map (C<{link}>).
2538		2678
2539	The player should be reasonably safe there for short amounts of time. You	2679	The player should be reasonably safe there for short amounts of time (e.g.
2540	I<MUST> call C<leave_link> as soon as possible, though.	2680	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2681	though, as the player cannot control the character while it is on the link
		2682	map.
2541		2683
2542	Will never block.	2684	Will never block.
2543		2685
2544	=item $player_object->leave_link ($map, $x, $y)	2686	=item $player_object->leave_link ($map, $x, $y)
2545		2687
…		…
2565	sub cf::object::player::enter_link {	2707	sub cf::object::player::enter_link {
2566	my ($self) = @_;	2708	my ($self) = @_;
2567		2709
2568	$self->deactivate_recursive;	2710	$self->deactivate_recursive;
2569		2711
		2712	++$self->{_link_recursion};
		2713
2570	return if UNIVERSAL::isa $self->map, "ext::map_link";	2714	return if UNIVERSAL::isa $self->map, "ext::map_link";
2571		2715
2572	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2716	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2573	if $self->map && $self->map->{path} ne "{link}";	2717	if $self->map && $self->map->{path} ne "{link}";
2574		2718
2575	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2719	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2576	}	2720	}
2577		2721
2578	sub cf::object::player::leave_link {	2722	sub cf::object::player::leave_link {
2579	my ($self, $map, $x, $y) = @_;	2723	my ($self, $map, $x, $y) = @_;
2580		2724
…		…
2597	($x, $y) = (-1, -1)	2741	($x, $y) = (-1, -1)
2598	unless (defined $x) && (defined $y);	2742	unless (defined $x) && (defined $y);
2599		2743
2600	# use -1 or undef as default coordinates, not 0, 0	2744	# use -1 or undef as default coordinates, not 0, 0
2601	($x, $y) = ($map->enter_x, $map->enter_y)	2745	($x, $y) = ($map->enter_x, $map->enter_y)
2602	if $x <=0 && $y <= 0;	2746	if $x <= 0 && $y <= 0;
2603		2747
2604	$map->load;	2748	$map->load;
2605	$map->load_neighbours;	2749	$map->load_neighbours;
2606		2750
2607	return unless $self->contr->active;	2751	return unless $self->contr->active;
2608	$self->activate_recursive;
2609		2752
2610	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2611	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2612	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2613		2760
		2761	}
		2762
2614	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2615		2764
2616	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2617	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2618	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2619	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
…		…
2626		2775
2627	our $GOTOGEN;	2776	our $GOTOGEN;
2628		2777
2629	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2630	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2631		2786
2632	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2633	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2634		2789
2635	$self->enter_link;	2790	$self->enter_link;
…		…
2659	my $map = eval {	2814	my $map = eval {
2660	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path : undef;
2661		2816
2662	if ($map) {	2817	if ($map) {
2663	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2664	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2665	} else {	2820	} else {
2666	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2667	}	2822	}
2668		2823
2669	$map	2824	$map
…		…
2677	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2678	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2679	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2680	}	2835	}
2681		2836
2682	$done->() if $done;	2837	$done->($self) if $done;
2683	})->prio (1);	2838	})->prio (1);
2684	}	2839	}
2685		2840
2686	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2687		2842
…		…
2775	$self->contr->savebed ($map, $x, $y)	2930	$self->contr->savebed ($map, $x, $y)
2776	if $exit->flag (cf::FLAG_DAMNED);	2931	if $exit->flag (cf::FLAG_DAMNED);
2777		2932
2778	1	2933	1
2779	}) {	2934	}) {
2780	$self->message ("Something went wrong deep within the crossfire server. "	2935	$self->message ("Something went wrong deep within the deliantra server. "
2781	. "I'll try to bring you back to the map you were before. "	2936	. "I'll try to bring you back to the map you were before. "
2782	. "Please report this to the dungeon master!",	2937	. "Please report this to the dungeon master!",
2783	cf::NDI_UNIQUE | cf::NDI_RED);	2938	cf::NDI_UNIQUE | cf::NDI_RED);
2784		2939
2785	warn "ERROR in enter_exit: $@";	2940	error "ERROR in enter_exit: $@";
2786	$self->leave_link;	2941	$self->leave_link;
2787	}	2942	}
2788	})->prio (1);	2943	})->prio (1);
2789	}	2944	}
2790		2945
…		…
2802	sub cf::client::send_drawinfo {	2957	sub cf::client::send_drawinfo {
2803	my ($self, $text, $flags) = @_;	2958	my ($self, $text, $flags) = @_;
2804		2959
2805	utf8::encode $text;	2960	utf8::encode $text;
2806	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2961	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2962	}
		2963
		2964	=item $client->send_big_packet ($pkt)
		2965
		2966	Like C<send_packet>, but tries to compress large packets, and fragments
		2967	them as required.
		2968
		2969	=cut
		2970
		2971	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2972
		2973	sub cf::client::send_big_packet {
		2974	my ($self, $pkt) = @_;
		2975
		2976	# try lzf for large packets
		2977	$pkt = "lzf " . Compress::LZF::compress $pkt
		2978	if 1024 <= length $pkt and $self->{can_lzf};
		2979
		2980	# split very large packets
		2981	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2982	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2983	$pkt = "frag";
		2984	}
		2985
		2986	$self->send_packet ($pkt);
2807	}	2987	}
2808		2988
2809	=item $client->send_msg ($channel, $msg, $color, [extra...])	2989	=item $client->send_msg ($channel, $msg, $color, [extra...])
2810		2990
2811	Send a drawinfo or msg packet to the client, formatting the msg for the	2991	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2815		2995
2816	=cut	2996	=cut
2817		2997
2818	# non-persistent channels (usually the info channel)	2998	# non-persistent channels (usually the info channel)
2819	our %CHANNEL = (	2999	our %CHANNEL = (
		3000	"c/motd" => {
		3001	id => "infobox",
		3002	title => "MOTD",
		3003	reply => undef,
		3004	tooltip => "The message of the day",
		3005	},
2820	"c/identify" => {	3006	"c/identify" => {
2821	id => "infobox",	3007	id => "infobox",
2822	title => "Identify",	3008	title => "Identify",
2823	reply => undef,	3009	reply => undef,
2824	tooltip => "Items recently identified",	3010	tooltip => "Items recently identified",
…		…
2826	"c/examine" => {	3012	"c/examine" => {
2827	id => "infobox",	3013	id => "infobox",
2828	title => "Examine",	3014	title => "Examine",
2829	reply => undef,	3015	reply => undef,
2830	tooltip => "Signs and other items you examined",	3016	tooltip => "Signs and other items you examined",
		3017	},
		3018	"c/shopinfo" => {
		3019	id => "infobox",
		3020	title => "Shop Info",
		3021	reply => undef,
		3022	tooltip => "What your bargaining skill tells you about the shop",
2831	},	3023	},
2832	"c/book" => {	3024	"c/book" => {
2833	id => "infobox",	3025	id => "infobox",
2834	title => "Book",	3026	title => "Book",
2835	reply => undef,	3027	reply => undef,
…		…
2851	id => "infobox",	3043	id => "infobox",
2852	title => "Body Parts",	3044	title => "Body Parts",
2853	reply => undef,	3045	reply => undef,
2854	tooltip => "Shows which body parts you posess and are available",	3046	tooltip => "Shows which body parts you posess and are available",
2855	},	3047	},
		3048	"c/statistics" => {
		3049	id => "infobox",
		3050	title => "Statistics",
		3051	reply => undef,
		3052	tooltip => "Shows your primary statistics",
		3053	},
		3054	"c/skills" => {
		3055	id => "infobox",
		3056	title => "Skills",
		3057	reply => undef,
		3058	tooltip => "Shows your experience per skill and item power",
		3059	},
		3060	"c/shopitems" => {
		3061	id => "infobox",
		3062	title => "Shop Items",
		3063	reply => undef,
		3064	tooltip => "Shows the items currently for sale in this shop",
		3065	},
		3066	"c/resistances" => {
		3067	id => "infobox",
		3068	title => "Resistances",
		3069	reply => undef,
		3070	tooltip => "Shows your resistances",
		3071	},
		3072	"c/pets" => {
		3073	id => "infobox",
		3074	title => "Pets",
		3075	reply => undef,
		3076	tooltip => "Shows information abotu your pets/a specific pet",
		3077	},
		3078	"c/perceiveself" => {
		3079	id => "infobox",
		3080	title => "Perceive Self",
		3081	reply => undef,
		3082	tooltip => "You gained detailed knowledge about yourself",
		3083	},
2856	"c/uptime" => {	3084	"c/uptime" => {
2857	id => "infobox",	3085	id => "infobox",
2858	title => "Uptime",	3086	title => "Uptime",
2859	reply => undef,	3087	reply => undef,
2860	tooltip => "How long the server has been running since last restart",	3088	tooltip => "How long the server has been running since last restart",
…		…
2869	id => "party",	3097	id => "party",
2870	title => "Party",	3098	title => "Party",
2871	reply => "gsay ",	3099	reply => "gsay ",
2872	tooltip => "Messages and chat related to your party",	3100	tooltip => "Messages and chat related to your party",
2873	},	3101	},
		3102	"c/death" => {
		3103	id => "death",
		3104	title => "Death",
		3105	reply => undef,
		3106	tooltip => "Reason for and more info about your most recent death",
		3107	},
		3108	"c/say" => $SAY_CHANNEL,
		3109	"c/chat" => $CHAT_CHANNEL,
2874	);	3110	);
2875		3111
2876	sub cf::client::send_msg {	3112	sub cf::client::send_msg {
2877	my ($self, $channel, $msg, $color, @extra) = @_;	3113	my ($self, $channel, $msg, $color, @extra) = @_;
2878		3114
2879	$msg = $self->pl->expand_cfpod ($msg);	3115	$msg = $self->pl->expand_cfpod ($msg)
		3116	unless $color & cf::NDI_VERBATIM;
2880		3117
2881	$color &= cf::NDI_CLIENT_MASK; # just in case...	3118	$color &= cf::NDI_CLIENT_MASK; # just in case...
2882		3119
2883	# check predefined channels, for the benefit of C	3120	# check predefined channels, for the benefit of C
2884	if ($CHANNEL{$channel}) {	3121	if ($CHANNEL{$channel}) {
2885	$channel = $CHANNEL{$channel};	3122	$channel = $CHANNEL{$channel};
2886		3123
2887	$self->ext_msg (channel_info => $channel)	3124	$self->ext_msg (channel_info => $channel);
2888	if $self->can_msg;
2889
2890	$channel = $channel->{id};	3125	$channel = $channel->{id};
2891		3126
2892	} elsif (ref $channel) {	3127	} elsif (ref $channel) {
2893	# send meta info to client, if not yet sent	3128	# send meta info to client, if not yet sent
2894	unless (exists $self->{channel}{$channel->{id}}) {	3129	unless (exists $self->{channel}{$channel->{id}}) {
2895	$self->{channel}{$channel->{id}} = $channel;	3130	$self->{channel}{$channel->{id}} = $channel;
2896	$self->ext_msg (channel_info => $channel)	3131	$self->ext_msg (channel_info => $channel);
2897	if $self->can_msg;
2898	}	3132	}
2899		3133
2900	$channel = $channel->{id};	3134	$channel = $channel->{id};
2901	}	3135	}
2902		3136
2903	return unless @extra || length $msg;	3137	return unless @extra || length $msg;
2904		3138
2905	if ($self->can_msg) {
2906	# default colour, mask it out	3139	# default colour, mask it out
2907	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3140	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2908	if $color & cf::NDI_DEF;	3141	if $color & cf::NDI_DEF;
2909		3142
2910	$self->send_packet ("msg " . $self->{json_coder}->encode (	3143	my $pkt = "msg "
		3144	. $self->{json_coder}->encode (
2911	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3145	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2912	} else {	3146	);
2913	if ($color >= 0) {
2914	# replace some tags by gcfclient-compatible ones
2915	for ($msg) {
2916	1 while
2917	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2918	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2919	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2920	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2921	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2922	}
2923		3147
2924	$color &= cf::NDI_COLOR_MASK;	3148	$self->send_big_packet ($pkt);
2925
2926	utf8::encode $msg;
2927
2928	if (0 && $msg =~ /\[/) {
2929	# COMMAND/INFO
2930	$self->send_packet ("drawextinfo $color 10 8 $msg")
2931	} else {
2932	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2933	$self->send_packet ("drawinfo $color $msg")
2934	}
2935	}
2936	}
2937	}	3149	}
2938		3150
2939	=item $client->ext_msg ($type, @msg)	3151	=item $client->ext_msg ($type, @msg)
2940		3152
2941	Sends an ext event to the client.	3153	Sends an ext event to the client.
…		…
2944		3156
2945	sub cf::client::ext_msg($$@) {	3157	sub cf::client::ext_msg($$@) {
2946	my ($self, $type, @msg) = @_;	3158	my ($self, $type, @msg) = @_;
2947		3159
2948	if ($self->extcmd == 2) {	3160	if ($self->extcmd == 2) {
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3161	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2950	} elsif ($self->extcmd == 1) { # TODO: remove	3162	} elsif ($self->extcmd == 1) { # TODO: remove
2951	push @msg, msgtype => "event_$type";	3163	push @msg, msgtype => "event_$type";
2952	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3164	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2953	}	3165	}
2954	}	3166	}
2955		3167
2956	=item $client->ext_reply ($msgid, @msg)	3168	=item $client->ext_reply ($msgid, @msg)
2957		3169
…		…
2961		3173
2962	sub cf::client::ext_reply($$@) {	3174	sub cf::client::ext_reply($$@) {
2963	my ($self, $id, @msg) = @_;	3175	my ($self, $id, @msg) = @_;
2964		3176
2965	if ($self->extcmd == 2) {	3177	if ($self->extcmd == 2) {
2966	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3178	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2967	} elsif ($self->extcmd == 1) {	3179	} elsif ($self->extcmd == 1) {
2968	#TODO: version 1, remove	3180	#TODO: version 1, remove
2969	unshift @msg, msgtype => "reply", msgid => $id;	3181	unshift @msg, msgtype => "reply", msgid => $id;
2970	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3182	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2971	}	3183	}
2972	}	3184	}
2973		3185
2974	=item $success = $client->query ($flags, "text", \&cb)	3186	=item $success = $client->query ($flags, "text", \&cb)
2975		3187
…		…
3046		3258
3047	$ns->ext_reply ($reply, @reply)	3259	$ns->ext_reply ($reply, @reply)
3048	if $reply;	3260	if $reply;
3049		3261
3050	} else {	3262	} else {
3051	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3263	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3052	}	3264	}
3053		3265
3054	cf::override;	3266	cf::override;
3055	},	3267	},
3056	);	3268	);
…		…
3076		3288
3077	$coro	3289	$coro
3078	}	3290	}
3079		3291
3080	cf::client->attach (	3292	cf::client->attach (
3081	on_destroy => sub {	3293	on_client_destroy => sub {
3082	my ($ns) = @_;	3294	my ($ns) = @_;
3083		3295
3084	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3296	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3085	},	3297	},
3086	);	3298	);
…		…
3102	our $safe_hole = new Safe::Hole;	3314	our $safe_hole = new Safe::Hole;
3103		3315
3104	$SIG{FPE} = 'IGNORE';	3316	$SIG{FPE} = 'IGNORE';
3105		3317
3106	$safe->permit_only (Opcode::opset qw(	3318	$safe->permit_only (Opcode::opset qw(
3107	:base_core :base_mem :base_orig :base_math	3319	:base_core :base_mem :base_orig :base_math :base_loop
3108	grepstart grepwhile mapstart mapwhile	3320	grepstart grepwhile mapstart mapwhile
3109	sort time	3321	sort time
3110	));	3322	));
3111		3323
3112	# here we export the classes and methods available to script code	3324	# here we export the classes and methods available to script code
…		…
3116	The following functions and methods are available within a safe environment:	3328	The following functions and methods are available within a safe environment:
3117		3329
3118	cf::object	3330	cf::object
3119	contr pay_amount pay_player map x y force_find force_add destroy	3331	contr pay_amount pay_player map x y force_find force_add destroy
3120	insert remove name archname title slaying race decrease split	3332	insert remove name archname title slaying race decrease split
		3333	value
3121		3334
3122	cf::object::player	3335	cf::object::player
3123	player	3336	player
3124		3337
3125	cf::player	3338	cf::player
…		…
3131	=cut	3344	=cut
3132		3345
3133	for (	3346	for (
3134	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3347	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3135	insert remove inv nrof name archname title slaying race	3348	insert remove inv nrof name archname title slaying race
3136	decrease split destroy change_exp)],	3349	decrease split destroy change_exp value msg lore send_msg)],
3137	["cf::object::player" => qw(player)],	3350	["cf::object::player" => qw(player)],
3138	["cf::player" => qw(peaceful)],	3351	["cf::player" => qw(peaceful send_msg)],
3139	["cf::map" => qw(trigger)],	3352	["cf::map" => qw(trigger)],
3140	) {	3353	) {
3141	no strict 'refs';
3142	my ($pkg, @funs) = @$_;	3354	my ($pkg, @funs) = @$_;
3143	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3355	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3144	for @funs;	3356	for @funs;
3145	}	3357	}
3146		3358
…		…
3161		3373
3162	my $qcode = $code;	3374	my $qcode = $code;
3163	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3375	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3164	$qcode =~ s/\n/\\n/g;	3376	$qcode =~ s/\n/\\n/g;
3165		3377
		3378	%vars = (_dummy => 0) unless %vars;
		3379
		3380	my @res;
3166	local $_;	3381	local $_;
3167	local @safe::cf::_safe_eval_args = values %vars;
3168		3382
3169	my $eval =	3383	my $eval =
3170	"do {\n"	3384	"do {\n"
3171	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3385	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3172	. "#line 0 \"{$qcode}\"\n"	3386	. "#line 0 \"{$qcode}\"\n"
3173	. $code	3387	. $code
3174	. "\n}"	3388	. "\n}"
3175	;	3389	;
3176		3390
		3391	if ($CFG{safe_eval}) {
3177	sub_generation_inc;	3392	sub_generation_inc;
		3393	local @safe::cf::_safe_eval_args = values %vars;
3178	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3394	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3179	sub_generation_inc;	3395	sub_generation_inc;
		3396	} else {
		3397	local @cf::_safe_eval_args = values %vars;
		3398	@res = wantarray ? eval eval : scalar eval $eval;
		3399	}
3180		3400
3181	if ($@) {	3401	if ($@) {
3182	warn "$@";	3402	warn "$@",
3183	warn "while executing safe code '$code'\n";	3403	"while executing safe code '$code'\n",
3184	warn "with arguments " . (join " ", %vars) . "\n";	3404	"with arguments " . (join " ", %vars) . "\n";
3185	}	3405	}
3186		3406
3187	wantarray ? @res : $res[0]	3407	wantarray ? @res : $res[0]
3188	}	3408	}
3189		3409
…		…
3203	=cut	3423	=cut
3204		3424
3205	sub register_script_function {	3425	sub register_script_function {
3206	my ($fun, $cb) = @_;	3426	my ($fun, $cb) = @_;
3207		3427
3208	no strict 'refs';	3428	$fun = "safe::$fun" if $CFG{safe_eval};
3209	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3429	*$fun = $safe_hole->wrap ($cb);
3210	}	3430	}
3211		3431
3212	=back	3432	=back
3213		3433
3214	=cut	3434	=cut
…		…
3223	# for this (global event?)	3443	# for this (global event?)
3224	%ext::player_env::MUSIC_FACE_CACHE = ();	3444	%ext::player_env::MUSIC_FACE_CACHE = ();
3225		3445
3226	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3446	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3227		3447
3228	warn "loading facedata from $path\n";	3448	trace "loading facedata from $path\n";
3229		3449
3230	my $facedata;	3450	my $facedata = decode_storable load_file $path;
3231	0 < aio_load $path, $facedata
3232	or die "$path: $!";
3233
3234	$facedata = Coro::Storable::thaw $facedata;
3235		3451
3236	$facedata->{version} == 2	3452	$facedata->{version} == 2
3237	or cf::cleanup "$path: version mismatch, cannot proceed.";	3453	or cf::cleanup "$path: version mismatch, cannot proceed.";
3238		3454
3239	# patch in the exptable	3455	# patch in the exptable
		3456	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3240	$facedata->{resource}{"res/exp_table"} = {	3457	$facedata->{resource}{"res/exp_table"} = {
3241	type => FT_RSRC,	3458	type => FT_RSRC,
3242	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3459	data => $exp_table,
		3460	hash => (Digest::MD5::md5 $exp_table),
3243	};	3461	};
3244	cf::cede_to_tick;	3462	cf::cede_to_tick;
3245		3463
3246	{	3464	{
3247	my $faces = $facedata->{faceinfo};	3465	my $faces = $facedata->{faceinfo};
…		…
3249	while (my ($face, $info) = each %$faces) {	3467	while (my ($face, $info) = each %$faces) {
3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3468	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3251		3469
3252	cf::face::set_visibility $idx, $info->{visibility};	3470	cf::face::set_visibility $idx, $info->{visibility};
3253	cf::face::set_magicmap $idx, $info->{magicmap};	3471	cf::face::set_magicmap $idx, $info->{magicmap};
3254	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3472	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3255	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3473	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3474	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3256		3475
3257	cf::cede_to_tick;	3476	cf::cede_to_tick;
3258	}	3477	}
3259		3478
3260	while (my ($face, $info) = each %$faces) {	3479	while (my ($face, $info) = each %$faces) {
…		…
3265		3484
3266	if (my $smooth = cf::face::find $info->{smooth}) {	3485	if (my $smooth = cf::face::find $info->{smooth}) {
3267	cf::face::set_smooth $idx, $smooth;	3486	cf::face::set_smooth $idx, $smooth;
3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3487	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3269	} else {	3488	} else {
3270	warn "smooth face '$info->{smooth}' not found for face '$face'";	3489	error "smooth face '$info->{smooth}' not found for face '$face'";
3271	}	3490	}
3272		3491
3273	cf::cede_to_tick;	3492	cf::cede_to_tick;
3274	}	3493	}
3275	}	3494	}
…		…
3284		3503
3285	cf::anim::invalidate_all; # d'oh	3504	cf::anim::invalidate_all; # d'oh
3286	}	3505	}
3287		3506
3288	{	3507	{
3289	# TODO: for gcfclient pleasure, we should give resources
3290	# that gcfclient doesn't grok a >10000 face index.
3291	my $res = $facedata->{resource};	3508	my $res = $facedata->{resource};
3292		3509
3293	while (my ($name, $info) = each %$res) {	3510	while (my ($name, $info) = each %$res) {
3294	if (defined $info->{type}) {	3511	if (defined $info->{type}) {
3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3512	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3296	my $data;
3297		3513
3298	if ($info->{type} & 1) {	3514	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3299	# prepend meta info
3300
3301	my $meta = $enc->encode ({
3302	name => $name,
3303	%{ $info->{meta} || {} },
3304	});
3305
3306	$data = pack "(w/a*)*", $meta, $info->{data};
3307	} else {
3308	$data = $info->{data};
3309	}
3310
3311	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3312	cf::face::set_type $idx, $info->{type};	3515	cf::face::set_type $idx, $info->{type};
3313	} else {	3516	} else {
3314	$RESOURCE{$name} = $info;	3517	$RESOURCE{$name} = $info; # unused
3315	}	3518	}
3316		3519
3317	cf::cede_to_tick;	3520	cf::cede_to_tick;
3318	}	3521	}
3319	}	3522	}
3320		3523
3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3524	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3322		3525
3323	1	3526	1
3324	}	3527	}
3325
3326	cf::global->attach (on_resource_update => sub {
3327	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3328	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3329
3330	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3331	my $sound = $soundconf->{compat}[$_]
3332	or next;
3333
3334	my $face = cf::face::find "sound/$sound->[1]";
3335	cf::sound::set $sound->[0] => $face;
3336	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3337	}
3338
3339	while (my ($k, $v) = each %{$soundconf->{event}}) {
3340	my $face = cf::face::find "sound/$v";
3341	cf::sound::set $k => $face;
3342	}
3343	}
3344	});
3345		3528
3346	register_exticmd fx_want => sub {	3529	register_exticmd fx_want => sub {
3347	my ($ns, $want) = @_;	3530	my ($ns, $want) = @_;
3348		3531
3349	while (my ($k, $v) = each %$want) {	3532	while (my ($k, $v) = each %$want) {
…		…
3388	sub reload_treasures {	3571	sub reload_treasures {
3389	load_resource_file "$DATADIR/treasures"	3572	load_resource_file "$DATADIR/treasures"
3390	or die "unable to load treasurelists\n";	3573	or die "unable to load treasurelists\n";
3391	}	3574	}
3392		3575
		3576	sub reload_sound {
		3577	trace "loading sound config from $DATADIR/sound\n";
		3578
		3579	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3580
		3581	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3582	my $sound = $soundconf->{compat}[$_]
		3583	or next;
		3584
		3585	my $face = cf::face::find "sound/$sound->[1]";
		3586	cf::sound::set $sound->[0] => $face;
		3587	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3588	}
		3589
		3590	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3591	my $face = cf::face::find "sound/$v";
		3592	cf::sound::set $k => $face;
		3593	}
		3594	}
		3595
3393	sub reload_resources {	3596	sub reload_resources {
3394	warn "reloading resource files...\n";	3597	trace "reloading resource files...\n";
3395		3598
		3599	reload_exp_table;
		3600	reload_materials;
3396	reload_facedata;	3601	reload_facedata;
		3602	reload_sound;
3397	reload_archetypes;	3603	reload_archetypes;
3398	reload_regions;	3604	reload_regions;
3399	reload_treasures;	3605	reload_treasures;
3400		3606
3401	warn "finished reloading resource files\n";	3607	trace "finished reloading resource files\n";
3402	}
3403
3404	sub init {
3405	my $guard = freeze_mainloop;
3406
3407	evthread_start IO::AIO::poll_fileno;
3408
3409	reload_resources;
3410	}	3608	}
3411		3609
3412	sub reload_config {	3610	sub reload_config {
3413	open my $fh, "<:utf8", "$CONFDIR/config"	3611	trace "reloading config file...\n";
3414	or return;
3415		3612
3416	local $/;	3613	my $config = load_file "$CONFDIR/config";
3417	*CFG = YAML::Load <$fh>;	3614	utf8::decode $config;
		3615	*CFG = decode_yaml $config;
3418		3616
3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3617	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3420		3618
3421	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3619	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3422	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3620	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3423		3621
3424	if (exists $CFG{mlockall}) {	3622	if (exists $CFG{mlockall}) {
…		…
3428	};	3626	};
3429	warn $@ if $@;	3627	warn $@ if $@;
3430	}	3628	}
3431	}	3629	}
3432		3630
		3631	sub pidfile() {
		3632	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3633	or die "$PIDFILE: $!";
		3634	flock $fh, &Fcntl::LOCK_EX
		3635	or die "$PIDFILE: flock: $!";
		3636	$fh
		3637	}
		3638
		3639	# make sure only one server instance is running at any one time
		3640	sub atomic {
		3641	my $fh = pidfile;
		3642
		3643	my $pid = <$fh>;
		3644	kill 9, $pid if $pid > 0;
		3645
		3646	seek $fh, 0, 0;
		3647	print $fh $$;
		3648	}
		3649
		3650	sub main_loop {
		3651	trace "EV::loop starting\n";
		3652	if (1) {
		3653	EV::loop;
		3654	}
		3655	trace "EV::loop returned\n";
		3656	goto &main_loop unless $REALLY_UNLOOP;
		3657	}
		3658
3433	sub main {	3659	sub main {
		3660	cf::init_globals; # initialise logging
		3661
		3662	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3663	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3664	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3665	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3666
		3667	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3668
3434	# we must not ever block the main coroutine	3669	# we must not ever block the main coroutine
3435	local $Coro::idle = sub {	3670	local $Coro::idle = sub {
3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3671	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3437	(async {	3672	(async {
3438	$Coro::current->{desc} = "IDLE BUG HANDLER";	3673	$Coro::current->{desc} = "IDLE BUG HANDLER";
3439	EV::loop EV::LOOP_ONESHOT;	3674	EV::loop EV::LOOP_ONESHOT;
3440	})->prio (Coro::PRIO_MAX);	3675	})->prio (Coro::PRIO_MAX);
3441	};	3676	};
3442		3677
3443	{	3678	evthread_start IO::AIO::poll_fileno;
3444	my $guard = freeze_mainloop;	3679
		3680	cf::sync_job {
		3681	cf::incloader::init ();
		3682
		3683	cf::init_anim;
		3684	cf::init_attackmess;
		3685	cf::init_dynamic;
		3686
		3687	cf::load_settings;
		3688
		3689	reload_resources;
3445	reload_config;	3690	reload_config;
3446	db_init;	3691	db_init;
		3692
		3693	cf::init_uuid;
		3694	cf::init_signals;
		3695	cf::init_skills;
		3696
		3697	cf::init_beforeplay;
		3698
		3699	atomic;
		3700
3447	load_extensions;	3701	load_extensions;
3448		3702
3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3703	utime time, time, $RUNTIMEFILE;
		3704
		3705	# no (long-running) fork's whatsoever before this point(!)
		3706	use POSIX ();
		3707	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3708
		3709	cf::_post_init 0;
3450	}	3710	};
3451		3711
3452	EV::loop;	3712	cf::object::thawer::errors_are_fatal 0;
		3713	info "parse errors in files are no longer fatal from this point on.\n";
		3714
		3715	my $free_main; $free_main = EV::idle sub {
		3716	undef $free_main;
		3717	undef &main; # free gobs of memory :)
		3718	};
		3719
		3720	goto &main_loop;
3453	}	3721	}
3454		3722
3455	#############################################################################	3723	#############################################################################
3456	# initialisation and cleanup	3724	# initialisation and cleanup
3457		3725
3458	# install some emergency cleanup handlers	3726	# install some emergency cleanup handlers
3459	BEGIN {	3727	BEGIN {
3460	our %SIGWATCHER = ();	3728	our %SIGWATCHER = ();
3461	for my $signal (qw(INT HUP TERM)) {	3729	for my $signal (qw(INT HUP TERM)) {
3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3730	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3463	cf::cleanup "SIG$signal";	3731	cf::cleanup "SIG$signal";
3464	};	3732	};
3465	}	3733	}
3466	}	3734	}
3467		3735
3468	sub write_runtime_sync {	3736	sub write_runtime_sync {
3469	my $runtime = "$LOCALDIR/runtime";	3737	my $t0 = AE::time;
3470		3738
3471	# first touch the runtime file to show we are still running:	3739	# first touch the runtime file to show we are still running:
3472	# the fsync below can take a very very long time.	3740	# the fsync below can take a very very long time.
3473		3741
3474	IO::AIO::aio_utime $runtime, undef, undef;	3742	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3475		3743
3476	my $guard = cf::lock_acquire "write_runtime";	3744	my $guard = cf::lock_acquire "write_runtime";
3477		3745
3478	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3746	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3479	or return;	3747	or return;
3480		3748
3481	my $value = $cf::RUNTIME + 90 + 10;	3749	my $value = $cf::RUNTIME + 90 + 10;
3482	# 10 is the runtime save interval, for a monotonic clock	3750	# 10 is the runtime save interval, for a monotonic clock
3483	# 60 allows for the watchdog to kill the server.	3751	# 60 allows for the watchdog to kill the server.
…		…
3493	aio_utime $fh, undef, undef;	3761	aio_utime $fh, undef, undef;
3494		3762
3495	close $fh	3763	close $fh
3496	or return;	3764	or return;
3497		3765
3498	aio_rename "$runtime~", $runtime	3766	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3499	and return;	3767	and return;
3500		3768
3501	warn "runtime file written.\n";	3769	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3502		3770
3503	1	3771	1
3504	}	3772	}
3505		3773
3506	our $uuid_lock;	3774	our $uuid_lock;
…		…
3515	my $uuid = "$LOCALDIR/uuid";	3783	my $uuid = "$LOCALDIR/uuid";
3516		3784
3517	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3785	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3518	or return;	3786	or return;
3519		3787
3520	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3788	my $value = uuid_seq uuid_cur;
		3789
		3790	unless ($value) {
		3791	info "cowardly refusing to write zero uuid value!\n";
		3792	return;
		3793	}
		3794
		3795	my $value = uuid_str $value + $uuid_skip;
3521	$uuid_skip = 0;	3796	$uuid_skip = 0;
3522		3797
3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3798	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3524	and return;	3799	and return;
3525		3800
…		…
3531	or return;	3806	or return;
3532		3807
3533	aio_rename "$uuid~", $uuid	3808	aio_rename "$uuid~", $uuid
3534	and return;	3809	and return;
3535		3810
3536	warn "uuid file written ($value).\n";	3811	trace "uuid file written ($value).\n";
3537		3812
3538	1	3813	1
3539		3814
3540	}	3815	}
3541		3816
…		…
3547	}	3822	}
3548		3823
3549	sub emergency_save() {	3824	sub emergency_save() {
3550	my $freeze_guard = cf::freeze_mainloop;	3825	my $freeze_guard = cf::freeze_mainloop;
3551		3826
3552	warn "enter emergency perl save\n";	3827	info "emergency_perl_save: enter\n";
		3828
		3829	# this is a trade-off: we want to be very quick here, so
		3830	# save all maps without fsync, and later call a global sync
		3831	# (which in turn might be very very slow)
		3832	local $USE_FSYNC = 0;
3553		3833
3554	cf::sync_job {	3834	cf::sync_job {
		3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
3555	# use a peculiar iteration method to avoid tripping on perl	3837	# use a peculiar iteration method to avoid tripping on perl
3556	# refcount bugs in for. also avoids problems with players	3838	# refcount bugs in for. also avoids problems with players
3557	# and maps saved/destroyed asynchronously.	3839	# and maps saved/destroyed asynchronously.
3558	warn "begin emergency player save\n";	3840	info "emergency_perl_save: begin player save\n";
3559	for my $login (keys %cf::PLAYER) {	3841	for my $login (keys %cf::PLAYER) {
3560	my $pl = $cf::PLAYER{$login} or next;	3842	my $pl = $cf::PLAYER{$login} or next;
3561	$pl->valid or next;	3843	$pl->valid or next;
3562	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3844	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3563	$pl->save;	3845	$pl->save;
3564	}	3846	}
3565	warn "end emergency player save\n";	3847	info "emergency_perl_save: end player save\n";
3566		3848
3567	warn "begin emergency map save\n";	3849	cf::write_runtime_sync; # external watchdog should not bark
		3850
		3851	info "emergency_perl_save: begin map save\n";
3568	for my $path (keys %cf::MAP) {	3852	for my $path (keys %cf::MAP) {
3569	my $map = $cf::MAP{$path} or next;	3853	my $map = $cf::MAP{$path} or next;
3570	$map->valid or next;	3854	$map->valid or next;
3571	$map->save;	3855	$map->save;
3572	}	3856	}
3573	warn "end emergency map save\n";	3857	info "emergency_perl_save: end map save\n";
3574		3858
3575	warn "begin emergency database checkpoint\n";	3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
		3861	info "emergency_perl_save: begin database checkpoint\n";
3576	BDB::db_env_txn_checkpoint $DB_ENV;	3862	BDB::db_env_txn_checkpoint $DB_ENV;
3577	warn "end emergency database checkpoint\n";	3863	info "emergency_perl_save: end database checkpoint\n";
3578		3864
3579	warn "begin write uuid\n";	3865	info "emergency_perl_save: begin write uuid\n";
3580	write_uuid_sync 1;	3866	write_uuid_sync 1;
3581	warn "end write uuid\n";	3867	info "emergency_perl_save: end write uuid\n";
		3868
		3869	cf::write_runtime_sync; # external watchdog should not bark
		3870
		3871	trace "emergency_perl_save: syncing database to disk";
		3872	BDB::db_env_txn_checkpoint $DB_ENV;
		3873
		3874	info "emergency_perl_save: starting sync\n";
		3875	IO::AIO::aio_sync sub {
		3876	info "emergency_perl_save: finished sync\n";
		3877	};
		3878
		3879	cf::write_runtime_sync; # external watchdog should not bark
		3880
		3881	trace "emergency_perl_save: flushing outstanding aio requests";
		3882	while (IO::AIO::nreqs || BDB::nreqs) {
		3883	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3884	}
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
3582	};	3887	};
3583		3888
3584	warn "leave emergency perl save\n";	3889	info "emergency_perl_save: leave\n";
3585	}	3890	}
3586		3891
3587	sub post_cleanup {	3892	sub post_cleanup {
3588	my ($make_core) = @_;	3893	my ($make_core) = @_;
3589		3894
		3895	IO::AIO::flush;
		3896
3590	warn Carp::longmess "post_cleanup backtrace"	3897	error Carp::longmess "post_cleanup backtrace"
3591	if $make_core;	3898	if $make_core;
		3899
		3900	my $fh = pidfile;
		3901	unlink $PIDFILE if <$fh> == $$;
3592	}	3902	}
3593		3903
3594	# a safer delete_package, copied from Symbol	3904	# a safer delete_package, copied from Symbol
3595	sub clear_package($) {	3905	sub clear_package($) {
3596	my $pkg = shift;	3906	my $pkg = shift;
…		…
3612	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3922	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3613	for my $name (keys %$leaf_symtab) {	3923	for my $name (keys %$leaf_symtab) {
3614	_gv_clear *{"$pkg$name"};	3924	_gv_clear *{"$pkg$name"};
3615	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3925	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3616	}	3926	}
3617	warn "cleared package #$pkg\n";#d#
3618	}	3927	}
3619
3620	our $RELOAD; # how many times to reload
3621		3928
3622	sub do_reload_perl() {	3929	sub do_reload_perl() {
3623	# can/must only be called in main	3930	# can/must only be called in main
3624	if ($Coro::current != $Coro::main) {	3931	unless (in_main) {
3625	warn "can only reload from main coroutine";	3932	error "can only reload from main coroutine";
3626	return;	3933	return;
3627	}	3934	}
3628		3935
3629	return if $RELOAD++;	3936	return if $RELOAD++;
3630		3937
		3938	my $t1 = AE::time;
		3939
3631	while ($RELOAD) {	3940	while ($RELOAD) {
3632	warn "reloading...";	3941	cf::get_slot 0.1, -1, "reload_perl";
		3942	info "perl_reload: reloading...";
3633		3943
3634	warn "entering sync_job";	3944	trace "perl_reload: entering sync_job";
3635		3945
3636	cf::sync_job {	3946	cf::sync_job {
3637	cf::write_runtime_sync; # external watchdog should not bark
3638	cf::emergency_save;	3947	#cf::emergency_save;
3639	cf::write_runtime_sync; # external watchdog should not bark
3640		3948
3641	warn "syncing database to disk";
3642	BDB::db_env_txn_checkpoint $DB_ENV;
3643
3644	# if anything goes wrong in here, we should simply crash as we already saved
3645
3646	warn "flushing outstanding aio requests";
3647	while (IO::AIO::nreqs || BDB::nreqs) {
3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3649	}
3650
3651	warn "cancelling all extension coros";	3949	trace "perl_reload: cancelling all extension coros";
3652	$_->cancel for values %EXT_CORO;	3950	$_->cancel for values %EXT_CORO;
3653	%EXT_CORO = ();	3951	%EXT_CORO = ();
3654		3952
3655	warn "removing commands";	3953	trace "perl_reload: removing commands";
3656	%COMMAND = ();	3954	%COMMAND = ();
3657		3955
3658	warn "removing ext/exti commands";	3956	trace "perl_reload: removing ext/exti commands";
3659	%EXTCMD = ();	3957	%EXTCMD = ();
3660	%EXTICMD = ();	3958	%EXTICMD = ();
3661		3959
3662	warn "unloading/nuking all extensions";	3960	trace "perl_reload: unloading/nuking all extensions";
3663	for my $pkg (@EXTS) {	3961	for my $pkg (@EXTS) {
3664	warn "... unloading $pkg";	3962	trace "... unloading $pkg";
3665		3963
3666	if (my $cb = $pkg->can ("unload")) {	3964	if (my $cb = $pkg->can ("unload")) {
3667	eval {	3965	eval {
3668	$cb->($pkg);	3966	$cb->($pkg);
3669	1	3967	1
3670	} or warn "$pkg unloaded, but with errors: $@";	3968	} or error "$pkg unloaded, but with errors: $@";
3671	}	3969	}
3672		3970
3673	warn "... clearing $pkg";	3971	trace "... clearing $pkg";
3674	clear_package $pkg;	3972	clear_package $pkg;
3675	}	3973	}
3676		3974
3677	warn "unloading all perl modules loaded from $LIBDIR";	3975	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3678	while (my ($k, $v) = each %INC) {	3976	while (my ($k, $v) = each %INC) {
3679	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3977	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3680		3978
3681	warn "... unloading $k";	3979	trace "... unloading $k";
3682	delete $INC{$k};	3980	delete $INC{$k};
3683		3981
3684	$k =~ s/\.pm$//;	3982	$k =~ s/\.pm$//;
3685	$k =~ s/\//::/g;	3983	$k =~ s/\//::/g;
3686		3984
…		…
3689	}	3987	}
3690		3988
3691	clear_package $k;	3989	clear_package $k;
3692	}	3990	}
3693		3991
3694	warn "getting rid of safe::, as good as possible";	3992	trace "perl_reload: getting rid of safe::, as good as possible";
3695	clear_package "safe::$_"	3993	clear_package "safe::$_"
3696	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3994	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3697		3995
3698	warn "unloading cf.pm \"a bit\"";	3996	trace "perl_reload: unloading cf.pm \"a bit\"";
3699	delete $INC{"cf.pm"};	3997	delete $INC{"cf.pm"};
3700	delete $INC{"cf/pod.pm"};	3998	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3701		3999
3702	# don't, removes xs symbols, too,	4000	# don't, removes xs symbols, too,
3703	# and global variables created in xs	4001	# and global variables created in xs
3704	#clear_package __PACKAGE__;	4002	#clear_package __PACKAGE__;
3705		4003
3706	warn "unload completed, starting to reload now";	4004	info "perl_reload: unload completed, starting to reload now";
3707		4005
3708	warn "reloading cf.pm";	4006	trace "perl_reload: reloading cf.pm";
3709	require cf;	4007	require cf;
3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4008	cf::_connect_to_perl_1;
3711		4009
3712	warn "loading config and database again";	4010	trace "perl_reload: loading config and database again";
3713	cf::reload_config;	4011	cf::reload_config;
3714		4012
3715	warn "loading extensions";	4013	trace "perl_reload: loading extensions";
3716	cf::load_extensions;	4014	cf::load_extensions;
3717		4015
		4016	if ($REATTACH_ON_RELOAD) {
3718	warn "reattaching attachments to objects/players";	4017	trace "perl_reload: reattaching attachments to objects/players";
3719	_global_reattach; # objects, sockets	4018	_global_reattach; # objects, sockets
3720	warn "reattaching attachments to maps";	4019	trace "perl_reload: reattaching attachments to maps";
3721	reattach $_ for values %MAP;	4020	reattach $_ for values %MAP;
3722	warn "reattaching attachments to players";	4021	trace "perl_reload: reattaching attachments to players";
3723	reattach $_ for values %PLAYER;	4022	reattach $_ for values %PLAYER;
		4023	}
3724		4024
3725	warn "leaving sync_job";	4025	cf::_post_init 1;
		4026
		4027	trace "perl_reload: leaving sync_job";
3726		4028
3727	1	4029	1
3728	} or do {	4030	} or do {
3729	warn $@;	4031	error $@;
3730	cf::cleanup "error while reloading, exiting.";	4032	cf::cleanup "perl_reload: error, exiting.";
3731	};	4033	};
3732		4034
3733	warn "reloaded";
3734	--$RELOAD;	4035	--$RELOAD;
3735	}	4036	}
		4037
		4038	$t1 = AE::time - $t1;
		4039	info "perl_reload: completed in ${t1}s\n";
3736	};	4040	};
3737		4041
3738	our $RELOAD_WATCHER; # used only during reload	4042	our $RELOAD_WATCHER; # used only during reload
3739		4043
3740	sub reload_perl() {	4044	sub reload_perl() {
3741	# doing reload synchronously and two reloads happen back-to-back,	4045	# doing reload synchronously and two reloads happen back-to-back,
3742	# coro crashes during coro_state_free->destroy here.	4046	# coro crashes during coro_state_free->destroy here.
3743		4047
		4048	$RELOAD_WATCHER ||= cf::async {
		4049	Coro::AIO::aio_wait cache_extensions;
		4050
3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4051	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3745	do_reload_perl;	4052	do_reload_perl;
3746	undef $RELOAD_WATCHER;	4053	undef $RELOAD_WATCHER;
		4054	};
3747	};	4055	};
3748	}	4056	}
3749		4057
3750	register_command "reload" => sub {	4058	register_command "reload" => sub {
3751	my ($who, $arg) = @_;	4059	my ($who, $arg) = @_;
…		…
3757	reload_perl;	4065	reload_perl;
3758	};	4066	};
3759	}	4067	}
3760	};	4068	};
3761		4069
3762	unshift @INC, $LIBDIR;	4070	#############################################################################
3763		4071
3764	my $bug_warning = 0;	4072	my $bug_warning = 0;
3765		4073
3766	our @WAIT_FOR_TICK;	4074	our @WAIT_FOR_TICK;
3767	our @WAIT_FOR_TICK_BEGIN;	4075	our @WAIT_FOR_TICK_BEGIN;
3768		4076
3769	sub wait_for_tick {	4077	sub wait_for_tick() {
3770	return if tick_inhibit || $Coro::current == $Coro::main;	4078	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3771		4079
3772	my $signal = new Coro::Signal;	4080	my $signal = new Coro::Signal;
3773	push @WAIT_FOR_TICK, $signal;	4081	push @WAIT_FOR_TICK, $signal;
3774	$signal->wait;	4082	$signal->wait;
3775	}	4083	}
3776		4084
3777	sub wait_for_tick_begin {	4085	sub wait_for_tick_begin() {
3778	return if tick_inhibit || $Coro::current == $Coro::main;	4086	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3779		4087
3780	my $signal = new Coro::Signal;	4088	my $signal = new Coro::Signal;
3781	push @WAIT_FOR_TICK_BEGIN, $signal;	4089	push @WAIT_FOR_TICK_BEGIN, $signal;
3782	$signal->wait;	4090	$signal->wait;
3783	}	4091	}
…		…
3789	return;	4097	return;
3790	}	4098	}
3791		4099
3792	cf::server_tick; # one server iteration	4100	cf::server_tick; # one server iteration
3793		4101
		4102	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4103
3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4104	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4105	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3796	Coro::async_pool {	4106	Coro::async_pool {
3797	$Coro::current->{desc} = "runtime saver";	4107	$Coro::current->{desc} = "runtime saver";
3798	write_runtime_sync	4108	write_runtime_sync
3799	or warn "ERROR: unable to write runtime file: $!";	4109	or error "ERROR: unable to write runtime file: $!";
3800	};	4110	};
3801	}	4111	}
3802		4112
3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4113	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3804	$sig->send;	4114	$sig->send;
…		…
3812		4122
3813	if (0) {	4123	if (0) {
3814	if ($NEXT_TICK) {	4124	if ($NEXT_TICK) {
3815	my $jitter = $TICK_START - $NEXT_TICK;	4125	my $jitter = $TICK_START - $NEXT_TICK;
3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3817	warn "jitter $JITTER\n";#d#	4127	debug "jitter $JITTER\n";#d#
3818	}	4128	}
3819	}	4129	}
3820	}	4130	}
3821		4131
3822	{	4132	{
3823	# configure BDB	4133	# configure BDB
3824		4134
3825	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3826	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3827	$AnyEvent::BDB::WATCHER->priority (1);	4137	$AnyEvent::BDB::WATCHER->priority (1);
3828		4138
3829	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3830	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
…		…
3867	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3868	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3869	undef $AnyEvent::AIO::WATCHER;	4179	undef $AnyEvent::AIO::WATCHER;
3870	}	4180	}
3871		4181
3872	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3873		4184
3874	sub _log_backtrace {	4185	sub _log_backtrace {
3875	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3876		4187
3877	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3878		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3879	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3880	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3881	++$_log_backtrace;	4196	++$_log_backtrace;
		4197	my $perl_bt = Carp::longmess $msg;
3882	async {	4198	async {
3883	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3884		4200
3885	my @bt = fork_call {	4201	my @bt = fork_call {
3886	@addr = map { sprintf "%x", $_ } @addr;	4202	@addr = map { sprintf "%x", $_ } @addr;
…		…
3897	}	4213	}
3898		4214
3899	@funcs	4215	@funcs
3900	};	4216	};
3901		4217
3902	LOG llevInfo, "[ABT] $msg\n";	4218	LOG llevInfo, "[ABT] $perl_bt\n";
		4219	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3903	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3904	--$_log_backtrace;	4221	--$_log_backtrace;
3905	};	4222	};
3906	} else {	4223	} else {
3907	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3908	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3909	}	4226	}
3910	}	4227	}
3911		4228
3912	# load additional modules	4229	# load additional modules
3913	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3914		4232
3915	END { cf::emergency_save }	4233	END { cf::emergency_save }
3916		4234
3917	1	4235	1
3918		4236

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