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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.365 by root, Tue Sep 11 13:27:56 2007 UTC vs.
Revision 1.544 by root, Thu May 6 21:58:07 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	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;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	127	our $DB_ENV;
88		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
89	our %CFG;	131	our %CFG;
90		132
91	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
93		136
94	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
97		140
98	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		143
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
104		153
105	binmode STDOUT;	154	binmode STDOUT;
106	binmode STDERR;	155	binmode STDERR;
107		156
108	# read virtual server time, if available	157	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
113	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
114		165
115	mkdir $_	166	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		168
118	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
119		170
120	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		187
122	#############################################################################	188	#############################################################################
123		189
124	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
125		191
…		…
161		227
162	The raw value load value from the last tick.	228	The raw value load value from the last tick.
163		229
164	=item %cf::CFG	230	=item %cf::CFG
165		231
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	233	from wherever your confdir points to.
168		234
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		236
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		240
175	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
176		242
177	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	245	that call.
180		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
181	=back	253	=back
182		254
183	=cut	255	=cut
184		256
185	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
186	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
187	my $msg = join "", @_;	264	my $msg = join "", @_;
188		265
189	$msg .= "\n"	266	$msg .= "\n"
190	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
191		268
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		270
194	LOG llevError, $msg;	271	LOG llevWarn, $msg;
195	};	272	};
196	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
197		287
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	298	for my $pkg (qw(
209	cf::global cf::attachable	299	cf::global cf::attachable
210	cf::object cf::object::player	300	cf::object cf::object::player
211	cf::client cf::player	301	cf::client cf::player
212	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
213	cf::map cf::party cf::region	304	cf::party cf::region
214	)) {	305	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	307	}
218		308
219	$Event::DIED = sub {	309	$EV::DIED = sub {
220	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
221	};	311	};
222		312
223	#############################################################################	313	#############################################################################
224		314
225	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	338	$d
249	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
250	}	340	}
251		341
252	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
253		343
254	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
255		345
256	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
257		347
258	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
259		349
260	=cut	350	=cut
261		351
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		353
264	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
266		370
267	=item cf::lock_wait $string	371	=item cf::lock_wait $string
268		372
269	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
270		374
271	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
272		376
273	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
276	returned.	380	returned.
277		381
278	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	383	deadlocked coro.
…		…
285		389
286	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
287		391
288	=cut	392	=cut
289		393
290	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		395
293	sub lock_wait($) {	396	sub lock_wait($) {
294	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	398	}
307		399
308	sub lock_acquire($) {	400	sub lock_acquire($) {
309	my ($key) = @_;	401	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	402	}
323		403
324	sub lock_active($) {	404	sub lock_active($) {
325	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	406	}
329		407
330	sub freeze_mainloop {	408	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
332		410
333	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	412	}
335	};	413
336	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
337	$guard	415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
338	}	427	}
339		428
340	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
341		430
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
350		439
351	=cut	440	=cut
352		441
353	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
355		445
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
358	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
359		452
360	while () {	453	while () {
361	next_job:	454	next_job:
		455
362	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	457
364	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	462	$job->[2]->send;
368	Coro::cede;	463	Coro::cede;
369	goto next_job;	464	goto next_job;
370	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	467	}
372	}	468	}
373		469
374	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	473	$signal->wait;
378	} else {	474	} else {
		475	$busy = 0;
379	Coro::schedule;	476	Coro::schedule;
380	}	477	}
381	}	478	}
382	};	479	};
383		480
384	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
385	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
386		485
387	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
388	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
389		489
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
403		503
404	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
405		505
406	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
407		507
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	511	acceptable.
412		512
413	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	518	=cut
419		519
420	sub sync_job(&) {	520	sub sync_job(&) {
421	my ($job) = @_;	521	my ($job) = @_;
422		522
423	if ($Coro::current == $Coro::main) {	523	if (in_main) {
424	my $time = Event::time;	524	my $time = AE::time;
425		525
426	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
428		528
429	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	530
431	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
432		532
433	my $busy = 1;	533	my $busy = 1;
434	my @res;	534	my @res;
435		535
436	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	538	@res = eval { $job->() };
438	warn $@ if $@;	539	error $@ if $@;
439	undef $busy;	540	undef $busy;
440	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
441		542
442	while ($busy) {	543	while ($busy) {
443	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
444	}	548	}
		549	}
445		550
446	$time = Event::time - $time;	551	my $time = AE::time - $time;
447		552
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
452		554
453	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
454	} else {	556	} else {
455	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
456		558
…		…
481	=item fork_call { }, $args	583	=item fork_call { }, $args
482		584
483	Executes the given code block with the given arguments in a seperate	585	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	587	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
487		589
488	=cut	590	=cut
489		591
490	sub fork_call(&@) {	592	sub fork_call(&@) {
491	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
500	}, @args;	602	}, @args;
501		603
502	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
503	}	605	}
504		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
		643	}
		644
505	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
506		646
507	Returns a single value from the environment database.	647	Returns a single value from the environment database.
508		648
509	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
…		…
517	within each server.	657	within each server.
518		658
519	=cut	659	=cut
520		660
521	sub db_table($) {	661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
522	my ($name) = @_;	665	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	666	my $db = BDB::db_create $DB_ENV;
524		667
525	eval {	668	eval {
526	$db->set_flags (BDB::CHKSUM);	669	$db->set_flags (BDB::CHKSUM);
…		…
536	}	679	}
537		680
538	our $DB;	681	our $DB;
539		682
540	sub db_init {	683	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	684	$DB ||= db_table "db";
543	};
544	}	685	}
545		686
546	sub db_get($$) {	687	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
548		689
549	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
550	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
551		694
552	$! ? ()	695	$! ? ()
553	: $data	696	: $data
554	}
555	}	697	}
556		698
557	sub db_put($$$) {	699	sub db_put($$$) {
558	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
615		757
616	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	759	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
619		761
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		763
622	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
625		767
…		…
635		777
636	=cut	778	=cut
637		779
638	sub datalog($@) {	780	sub datalog($@) {
639	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	783	}
642		784
643	=back	785	=back
644		786
645	=cut	787	=cut
646		788
647	#############################################################################	789	#############################################################################
648		790
649	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
650		792
651	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
654		796
655	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	799	Deliantra).
658		800
659	=over 4	801	=over 4
660		802
661	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
662		804
…		…
706	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
707		849
708	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
710		852
711	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
713		855
714	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
715		857
716	=over 4	858	=over 4
…		…
840		982
841	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		985
844	} elsif (ref $type) {	986	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
846		988
847	} else {	989	} else {
848	shift @arg;	990	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
850	}	992	}
851	}	993	}
852	}	994	}
853		995
854	sub _object_attach {	996	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
865	}	1007	}
866		1008
867	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
868	} else {	1010	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1012	}
871		1013
872	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
873	}	1015	}
874		1016
…		…
933		1075
934	for (@$callbacks) {	1076	for (@$callbacks) {
935	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
936		1078
937	if ($@) {	1079	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1081	override;
941	}	1082	}
942		1083
943	return 1 if $override;	1084	return 1 if $override;
944	}	1085	}
945		1086
946	0	1087	0
947	}	1088	}
948		1089
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1091
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1093
953	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
954		1095
…		…
960		1101
961	=cut	1102	=cut
962		1103
963	#############################################################################	1104	#############################################################################
964	# object support	1105	# object support
965	#
966		1106
		1107	sub _object_equal($$);
		1108	sub _object_equal($$) {
		1109	my ($a, $b) = @_;
		1110
		1111	return 0 unless (ref $a) eq (ref $b);
		1112
		1113	if ("HASH" eq ref $a) {
		1114	my @ka = keys %$a;
		1115	my @kb = keys %$b;
		1116
		1117	return 0 if @ka != @kb;
		1118
		1119	for (0 .. $#ka) {
		1120	return 0 unless $ka[$_] eq $kb[$_];
		1121	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1122	}
		1123
		1124	} elsif ("ARRAY" eq ref $a) {
		1125
		1126	return 0 if @$a != @$b;
		1127
		1128	for (0 .. $#$a) {
		1129	return 0 unless _object_equal $a->[$_], $b->[$_];
		1130	}
		1131
		1132	} elsif ($a ne $b) {
		1133	return 0;
		1134	}
		1135
		1136	1
		1137	}
		1138
		1139	our $SLOW_MERGES;#d#
967	sub _can_merge {	1140	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1141	my ($ob1, $ob2) = @_;
969		1142
970	local $Storable::canonical = 1;	1143	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1144
974	$fob1 eq $fob2	1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
975	}	1147	}
976		1148
977	sub reattach {	1149	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1151	my ($obj) = @_;
980		1152
		1153	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1155
983	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
984		1157
985	@$registry = ();	1158	@$registry = ();
986		1159
…		…
991	for (@$attach) {	1164	for (@$attach) {
992	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
994	}	1167	}
995	} else {	1168	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1170	}
998	}	1171	}
999	}	1172	}
1000		1173
1001	cf::attachable->attach (	1174	cf::attachable->attach (
1002	prio => -1000000,	1175	prio => -1000000,
1003	on_instantiate => sub {	1176	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
1005		1178
1006	$data = from_json $data;	1179	$data = decode_json $data;
1007		1180
1008	for (@$data) {	1181	for (@$data) {
1009	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
1010		1183
1011	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1198	);
1026		1199
1027	sub object_freezer_save {	1200	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1029		1202
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1203	sync_job {
1033	if (length $$rdata) {	1204	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1037		1209
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1042	close $fh;	1217	aio_close $fh;
1043		1218
1044	if (@$objs) {	1219	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	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;
		1226	aio_fsync $fh;
		1227	}
1050	close $fh;	1228	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1230	}
1053	} else {	1231	} else {
1054	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1055	}	1233	}
1056		1234
1057	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1239	} else {
1059	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1060	}	1241	}
1061	} else {	1242	} else {
1062	aio_unlink $filename;	1243	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1064	}	1245	}
1065	};	1246	};
1066
1067	undef $guard;
1068	}	1247	}
1069		1248
1070	sub object_freezer_as_string {	1249	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1250	my ($rdata, $objs) = @_;
1072		1251
…		…
1077		1256
1078	sub object_thawer_load {	1257	sub object_thawer_load {
1079	my ($filename) = @_;	1258	my ($filename) = @_;
1080		1259
1081	my ($data, $av);	1260	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1261
1085	(aio_load $filename, $data) >= 0	1262	(aio_load $filename, $data) >= 0
1086	or return;	1263	or return;
1087		1264
1088	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1267	or return;
1091		1268
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1094	}	1271	}
1095		1272
1096	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1099		1277
1100	($data, $av)	1278	($data, $av)
1101	}	1279	}
1102		1280
1103	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1160		1338
1161	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1162	}	1340	}
1163		1341
		1342	use File::Glob ();
		1343
1164	cf::player->attach (	1344	cf::player->attach (
1165	on_command => sub {	1345	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1167		1347
1168	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1169	or return;	1349	or return;
1170		1350
…		…
1193		1373
1194	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1375	if $reply;
1196		1376
1197	} else {	1377	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1379	}
1200		1380
1201	cf::override;	1381	cf::override;
1202	},	1382	},
1203	);	1383	);
1204		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1205	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1206	cf::sync_job {	1401	cf::sync_job {
1207	my %todo;	1402	my %todo;
1208		1403
1209	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1405	next unless -r $path;
…		…
1228		1423
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1426
1232	$ext{source} =	1427	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1235	. $source	1430	. $source
1236	. "\n};\n1";	1431	. "\n};\n1";
1237		1432
1238	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1239	}	1434	}
1240		1435
		1436	my $pass = 0;
1241	my %done;	1437	my %done;
1242	while (%todo) {	1438	while (%todo) {
1243	my $progress;	1439	my $progress;
1244		1440
		1441	++$pass;
		1442
		1443	ext:
1245	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1446	next ext
1248	unless exists $done{$_};	1447	unless exists $done{$_};
1249	}	1448	}
1250		1449
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1451
1253	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1456
		1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1458	if exists $v->{meta}{mandatory};
1258	warn $msg;	1459
1259	warn "mandatory extension failed to load, exiting.\n";	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1461	delete $todo{$k};
1261	}	1462	} else {
1262		1463	$done{$k} = delete $todo{$k};
1263	warn $msg;	1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1264	}	1469	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1470	}
1270		1471
1271	skip:	1472	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1274	}	1480	}
1275	};	1481	};
1276	}	1482	}
1277		1483
1278	#############################################################################	1484	#############################################################################
1279		1485
1280	=back	1486	=back
1281		1487
1282	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1283		1489
1284	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1285		1491
1286	=cut	1492	=cut
1287		1493
1288	package cf::player;	1494	package cf::player;
1289		1495
…		…
1332		1538
1333	sub exists($) {	1539	sub exists($) {
1334	my ($login) = @_;	1540	my ($login) = @_;
1335		1541
1336	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1338	}	1544	}
1339		1545
1340	sub find($) {	1546	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1548	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1558	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1559
1354	my $f = new_from_file cf::object::thawer path $login	1560	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1561	or return;
1356		1562
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1563	my $pl = cf::player::load_pl $f
1359	or return;	1564	or return;
		1565
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1566	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1567	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1363	}	1569	}
1364	}	1570	}
1365	}	1571	}
1366		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
		1585
1367	sub save($) {	1586	sub save($) {
1368	my ($pl) = @_;	1587	my ($pl) = @_;
1369		1588
1370	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
1371		1590
…		…
1374		1593
1375	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1376		1595
1377	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
		1598
		1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1603
1380	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1605	cf::cede_to_tick;
1382	}	1606	}
1383		1607
…		…
1415	my ($pl) = @_;	1639	my ($pl) = @_;
1416		1640
1417	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1418		1642
1419	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1645
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1426		1651
1427	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1692
1468	for my $login (@$dirs) {	1693	for my $login (@$dirs) {
1469	my $path = path $login;	1694	my $path = path $login;
1470		1695
1471	# a .pst is a dead give-away for a valid player	1696	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1697	# if no pst file found, open and chekc for blocked users
		1698	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1699	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1700	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1701	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1702	}
1477		1703
…		…
1481		1707
1482	\@logins	1708	\@logins
1483	}	1709	}
1484		1710
1485	=item $player->maps	1711	=item $player->maps
		1712
		1713	=item cf::player::maps $login
1486		1714
1487	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1488	player. May block.	1716	player. May block.
1489		1717
1490	=cut	1718	=cut
…		…
1508	}	1736	}
1509		1737
1510	\@paths	1738	\@paths
1511	}	1739	}
1512		1740
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1742
1515	Expand crossfire pod fragments into protocol xml.	1743	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1744
1564	=item $player->ext_reply ($msgid, @msg)	1745	=item $player->ext_reply ($msgid, @msg)
1565		1746
1566	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1567		1748
…		…
1599		1780
1600	=cut	1781	=cut
1601		1782
1602	sub find_by_path($) {	1783	sub find_by_path($) {
1603	my ($path) = @_;	1784	my ($path) = @_;
		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
1604		1787
1605	my ($match, $specificity);	1788	my ($match, $specificity);
1606		1789
1607	for my $region (list) {	1790	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1817	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1818	our $DEFAULT_RESET = 3000;
1636		1819
1637	sub generate_random_map {	1820	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1821	my ($self, $rmp) = @_;
		1822
		1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1824
1639	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1826	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1662		1848
1663	sub register {	1849	sub register {
1664	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1851	my $pkg = caller;
1666		1852
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1854
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1856	}
1672		1857
1673	# also paths starting with '/'	1858	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1860
1676	sub thawer_merge {	1861	sub thawer_merge {
1677	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1678		1863
1679	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1684	}	1869	}
1685		1870
1686	sub normalise {	1871	sub normalise {
1687	my ($path, $base) = @_;	1872	my ($path, $base) = @_;
1688		1873
1689	$path = "$path"; # make sure its a string	1874	$path = "$path"; # make sure it's a string
1690		1875
1691	$path =~ s/\.map$//;	1876	$path =~ s/\.map$//;
1692		1877
1693	# map plan:	1878	# map plan:
1694	#	1879	#
…		…
1733	$self->init; # pass $1 etc.	1918	$self->init; # pass $1 etc.
1734	return $self;	1919	return $self;
1735	}	1920	}
1736	}	1921	}
1737		1922
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1923	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1924	()
1740	}	1925	}
1741		1926
1742	sub init {	1927	sub init {
1743	my ($self) = @_;	1928	my ($self) = @_;
…		…
1765		1950
1766	# the temporary/swap location	1951	# the temporary/swap location
1767	sub save_path {	1952	sub save_path {
1768	my ($self) = @_;	1953	my ($self) = @_;
1769		1954
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1956	"$TMPDIR/$path.map"
1772	}	1957	}
1773		1958
1774	# the unique path, undef == no special unique path	1959	# the unique path, undef == no special unique path
1775	sub uniq_path {	1960	sub uniq_path {
1776	my ($self) = @_;	1961	my ($self) = @_;
1777		1962
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1965	}
1790		1966
1791	sub decay_objects {	1967	sub decay_objects {
1792	my ($self) = @_;	1968	my ($self) = @_;
1793		1969
…		…
1875		2051
1876	sub find;	2052	sub find;
1877	sub find {	2053	sub find {
1878	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1879		2055
		2056	cf::cede_to_tick;
		2057
1880	$path = normalise $path, $origin && $origin->path;	2058	$path = normalise $path, $origin && $origin->path;
1881		2059
1882	cf::lock_wait "map_data:$path";#d#remove	2060	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2061	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2062
1885	$cf::MAP{$path} || do {	2063	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2064	my $map = new_from_path cf::map $path
1890	or return;	2065	or return;
1891		2066
1892	$map->{last_save} = $cf::RUNTIME;	2067	$map->{last_save} = $cf::RUNTIME;
1893		2068
…		…
1895	or return;	2070	or return;
1896		2071
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2072	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2073	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2074	#$cf::WAIT_FOR_TICK->wait;
		2075	undef $guard2;
1900	undef $guard1;	2076	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2077	$map->reset;
1903	return find $path;	2078	return find $path;
1904	}	2079	}
1905		2080
1906	$cf::MAP{$path} = $map	2081	$cf::MAP{$path} = $map
1907	}	2082	}
1908	}	2083	}
1909		2084
1910	sub pre_load { }	2085	sub pre_load { }
1911	sub post_load { }	2086	#sub post_load { } # XS
1912		2087
1913	sub load {	2088	sub load {
1914	my ($self) = @_;	2089	my ($self) = @_;
1915		2090
1916	local $self->{deny_reset} = 1; # loading can take a long time	2091	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2108	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2109	$f->skip_block;
1935	$self->_load_objects ($f)	2110	$self->_load_objects ($f)
1936	or return;	2111	or return;
1937		2112
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2113	$self->post_load_original
1939	if delete $self->{load_original};	2114	if delete $self->{load_original};
1940		2115
1941	if (my $uniq = $self->uniq_path) {	2116	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2117	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2118	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2136	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2137	$self->decay_objects;
1963	$self->fix_auto_apply;	2138	$self->fix_auto_apply;
1964	$self->update_buttons;	2139	$self->update_buttons;
1965	cf::cede_to_tick;	2140	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2141	$self->activate;
1969	}	2142	}
1970		2143
1971	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2145	$self->last_access ($cf::RUNTIME);
1973		2146
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2147	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2148	}
1976		2149
1977	$self->post_load;	2150	$self->post_load;
1978	}	2151	}
1979		2152
		2153	# customize the map for a given player, i.e.
		2154	# return the _real_ map. used by e.g. per-player
		2155	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2156	sub customise_for {
1981	my ($self, $ob) = @_;	2157	my ($self, $ob) = @_;
1982		2158
1983	return find "~" . $ob->name . "/" . $self->{path}	2159	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2160	if $self->per_player;
…		…
2000	or next;	2176	or next;
2001	$neigh = find $neigh, $map	2177	$neigh = find $neigh, $map
2002	or next;	2178	or next;
2003	$neigh->load;	2179	$neigh->load;
2004		2180
		2181	# now find the diagonal neighbours
2005	push @neigh,	2182	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2183	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2184	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2185	}
2009		2186
…		…
2016	}	2193	}
2017		2194
2018	sub find_sync {	2195	sub find_sync {
2019	my ($path, $origin) = @_;	2196	my ($path, $origin) = @_;
2020		2197
2021	cf::sync_job { find $path, $origin }	2198	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2199	if $Coro::current == $Coro::main;
		2200
		2201	find $path, $origin
2022	}	2202	}
2023		2203
2024	sub do_load_sync {	2204	sub do_load_sync {
2025	my ($map) = @_;	2205	my ($map) = @_;
2026		2206
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2207	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2208	if $Coro::current == $Coro::main;
2029		2209
2030	cf::sync_job { $map->load };	2210	$map->load;
2031	}	2211	}
2032		2212
2033	our %MAP_PREFETCH;	2213	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2214	our $MAP_PREFETCHER = undef;
2035		2215
…		…
2037	my ($path, $origin, $load) = @_;	2217	my ($path, $origin, $load) = @_;
2038		2218
2039	$path = normalise $path, $origin && $origin->{path};	2219	$path = normalise $path, $origin && $origin->{path};
2040		2220
2041	if (my $map = $cf::MAP{$path}) {	2221	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2222	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2223	}
2044		2224
2045	$MAP_PREFETCH{$path} |= $load;	2225	$MAP_PREFETCH{$path} |= $load;
2046		2226
2047	$MAP_PREFETCHER ||= cf::async {	2227	$MAP_PREFETCHER ||= cf::async {
		2228	$Coro::current->{desc} = "map prefetcher";
		2229
2048	while (%MAP_PREFETCH) {	2230	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2231	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2232	if (my $map = find $k) {
2051	$map->load if $v;	2233	$map->load if $v;
2052	}	2234	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2241	$MAP_PREFETCHER->prio (6);
2060		2242
2061	()	2243	()
2062	}	2244	}
2063		2245
		2246	# common code, used by both ->save and ->swapout
2064	sub save {	2247	sub _save {
2065	my ($self) = @_;	2248	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2249
2069	$self->{last_save} = $cf::RUNTIME;	2250	$self->{last_save} = $cf::RUNTIME;
2070		2251
2071	return unless $self->dirty;	2252	return unless $self->dirty;
2072		2253
…		…
2078	return if $self->{deny_save};	2259	return if $self->{deny_save};
2079		2260
2080	local $self->{last_access} = $self->last_access;#d#	2261	local $self->{last_access} = $self->last_access;#d#
2081		2262
2082	cf::async {	2263	cf::async {
		2264	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2265	$_->contr->save for $self->players;
2084	};	2266	};
		2267
		2268	cf::get_slot 0.02;
2085		2269
2086	if ($uniq) {	2270	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2272	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2273	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2274	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2275	}
2092	}	2276	}
2093		2277
		2278	sub save {
		2279	my ($self) = @_;
		2280
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
		2283	$self->_save;
		2284	}
		2285
2094	sub swap_out {	2286	sub swap_out {
2095	my ($self) = @_;	2287	my ($self) = @_;
2096		2288
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2290
		2291	return if $self->in_memory != cf::MAP_ACTIVE;
		2292	return if $self->{deny_save};
2102	return if $self->players;	2293	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2294
		2295	# first deactivate the map and "unlink" it from the core
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2298	$self->in_memory (cf::MAP_SWAPPED);
		2299
		2300	# then atomically save
		2301	$self->_save;
		2302
		2303	# then free the map
		2304	$self->clear;
		2305	}
		2306
		2307	sub reset_at {
		2308	my ($self) = @_;
		2309
		2310	# TODO: safety, remove and allow resettable per-player maps
		2311	return 1e99 if $self->{deny_reset};
		2312
		2313	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2314	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2315
		2316	$time + $to
		2317	}
		2318
		2319	sub should_reset {
		2320	my ($self) = @_;
		2321
		2322	$self->reset_at <= $cf::RUNTIME
		2323	}
		2324
		2325	sub reset {
		2326	my ($self) = @_;
		2327
		2328	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2329
		2330	return if $self->players;
		2331
		2332	cf::trace "resetting map ", $self->path, "\n";
		2333
		2334	$self->in_memory (cf::MAP_SWAPPED);
		2335
		2336	# need to save uniques path
		2337	unless ($self->{deny_save}) {
		2338	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2339
		2340	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2341	if $uniq;
		2342	}
		2343
		2344	delete $cf::MAP{$self->path};
2107		2345
2108	$self->deactivate;	2346	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2347	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2348	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2349
2156	$self->unlink_save;	2350	$self->unlink_save;
2157	$self->destroy;	2351	$self->destroy;
2158	}	2352	}
2159		2353
…		…
2167		2361
2168	delete $cf::MAP{$self->path};	2362	delete $cf::MAP{$self->path};
2169		2363
2170	$self->unlink_save;	2364	$self->unlink_save;
2171		2365
2172	bless $self, "cf::map";	2366	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2367	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2368	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2369	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2370	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2371
…		…
2226		2420
2227	sub unique_maps() {	2421	sub unique_maps() {
2228	[	2422	[
2229	map {	2423	map {
2230	utf8::decode $_;	2424	utf8::decode $_;
2231	/\.map$/	2425	s/\.map$//; # TODO future compatibility hack
		2426	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2427	? ()
2232	? normalise $_	2428	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2429	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2430	]
2236	}	2431	}
2237		2432
2238	package cf;	2433	=item cf::map::static_maps
		2434
		2435	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2436	file in the shared directory excluding F</styles> and F</editor>). May
		2437	block.
		2438
		2439	=cut
		2440
		2441	sub static_maps() {
		2442	my @dirs = "";
		2443	my @maps;
		2444
		2445	while (@dirs) {
		2446	my $dir = shift @dirs;
		2447
		2448	next if $dir eq "/styles" || $dir eq "/editor";
		2449
		2450	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2451	or return;
		2452
		2453	for (@$files) {
		2454	s/\.map$// or next;
		2455	utf8::decode $_;
		2456	push @maps, "$dir/$_";
		2457	}
		2458
		2459	push @dirs, map "$dir/$_", @$dirs;
		2460	}
		2461
		2462	\@maps
		2463	}
2239		2464
2240	=back	2465	=back
2241		2466
2242	=head3 cf::object	2467	=head3 cf::object
2243		2468
…		…
2247		2472
2248	=over 4	2473	=over 4
2249		2474
2250	=item $ob->inv_recursive	2475	=item $ob->inv_recursive
2251		2476
2252	Returns the inventory of the object _and_ their inventories, recursively.	2477	Returns the inventory of the object I<and> their inventories, recursively,
		2478	but I<not> the object itself.
2253		2479
2254	=cut	2480	=cut
2255		2481
2256	sub inv_recursive_;	2482	sub inv_recursive_;
2257	sub inv_recursive_ {	2483	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2488	inv_recursive_ inv $_[0]
2263	}	2489	}
2264		2490
2265	=item $ref = $ob->ref	2491	=item $ref = $ob->ref
2266		2492
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2493	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2494
2269	=item $ob = cf::object::deref ($refstring)	2495	=item $ob = cf::object::deref ($refstring)
2270		2496
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2497	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2498	even if the object actually exists. May block.
…		…
2274	=cut	2500	=cut
2275		2501
2276	sub deref {	2502	sub deref {
2277	my ($ref) = @_;	2503	my ($ref) = @_;
2278		2504
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2505	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2506	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2507	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2508	or return;
2286	$pl->ob->uuid eq $uuid	2509	$pl->ob->uuid eq $uuid
2287	or return;	2510	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2530	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2531	dialogue with the given NPC character.
2309		2532
2310	=cut	2533	=cut
2311		2534
		2535	our $SAY_CHANNEL = {
		2536	id => "say",
		2537	title => "Map",
		2538	reply => "say ",
		2539	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2540	};
		2541
		2542	our $CHAT_CHANNEL = {
		2543	id => "chat",
		2544	title => "Chat",
		2545	reply => "chat ",
		2546	tooltip => "Player chat and shouts, global to the server.",
		2547	};
		2548
2312	# rough implementation of a future "reply" method that works	2549	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2550	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2551	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2552	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2553	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2564	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2565	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2566
2330	} else {	2567	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2568	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2569	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2570	}
2334	}	2571	}
2335	}	2572	}
2336		2573
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2574	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2599
2363	=item $player_object->enter_link	2600	=item $player_object->enter_link
2364		2601
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2602	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2603
2367	The player should be reasonably safe there for short amounts of time. You	2604	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2605	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2606	though, as the player cannot control the character while it is on the link
		2607	map.
2369		2608
2370	Will never block.	2609	Will never block.
2371		2610
2372	=item $player_object->leave_link ($map, $x, $y)	2611	=item $player_object->leave_link ($map, $x, $y)
2373		2612
…		…
2393	sub cf::object::player::enter_link {	2632	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2633	my ($self) = @_;
2395		2634
2396	$self->deactivate_recursive;	2635	$self->deactivate_recursive;
2397		2636
		2637	++$self->{_link_recursion};
		2638
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2639	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2640
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2641	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2642	if $self->map && $self->map->{path} ne "{link}";
2402		2643
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2644	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2645	}
2405		2646
2406	sub cf::object::player::leave_link {	2647	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2648	my ($self, $map, $x, $y) = @_;
2408		2649
…		…
2425	($x, $y) = (-1, -1)	2666	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2667	unless (defined $x) && (defined $y);
2427		2668
2428	# use -1 or undef as default coordinates, not 0, 0	2669	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2670	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2671	if $x <= 0 && $y <= 0;
2431		2672
2432	$map->load;	2673	$map->load;
2433	$map->load_neighbours;	2674	$map->load_neighbours;
2434		2675
2435	return unless $self->contr->active;	2676	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2677
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2678	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2679	if ($self->enter_map ($map, $x, $y)) {
2440	}	2680	# entering was successful
		2681	delete $self->{_link_recursion};
		2682	# only activate afterwards, to support waiting in hooks
		2683	$self->activate_recursive;
		2684	}
2441		2685
		2686	}
		2687
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2688	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2689
2444	Moves the player to the given map-path and coordinates by first freezing	2690	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2691	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2692	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2693	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2694	be called at the end of this process.
2449		2695
		2696	Note that $check will be called with a potentially non-loaded map, so if
		2697	it needs a loaded map it has to call C<< ->load >>.
		2698
2450	=cut	2699	=cut
2451		2700
2452	our $GOTOGEN;	2701	our $GOTOGEN;
2453		2702
2454	sub cf::object::player::goto {	2703	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2704	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2705
		2706	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2707	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2708	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2709	($path, $x, $y) = @$EMERGENCY_POSITION;
		2710	}
		2711
2457	# do generation counting so two concurrent goto's will be executed in-order	2712	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2713	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2714
2460	$self->enter_link;	2715	$self->enter_link;
2461		2716
2462	(async {	2717	(async {
		2718	$Coro::current->{desc} = "player::goto $path $x $y";
		2719
2463	# *tag paths override both path and x|y	2720	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2721	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2722	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2723	my $ob = $obs[rand @obs];
		2724
		2725	# see if we actually can go there
		2726	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2727	$ob = $obs[rand @obs];
		2728	} else {
		2729	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2730	}
		2731	# else put us there anyways for now #d#
		2732
2467	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2733	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2734	} else {
		2735	($path, $x, $y) = (undef, undef, undef);
2468	}	2736	}
2469	}	2737	}
2470		2738
2471	my $map = eval {	2739	my $map = eval {
2472	my $map = cf::map::find $path;	2740	my $map = defined $path ? cf::map::find $path : undef;
2473		2741
2474	if ($map) {	2742	if ($map) {
2475	$map = $map->customise_for ($self);	2743	$map = $map->customise_for ($self);
2476	$map = $check->($map) if $check && $map;	2744	$map = $check->($map, $x, $y, $self) if $check && $map;
2477	} else {	2745	} else {
2478	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2746	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2479	}	2747	}
2480		2748
2481	$map	2749	$map
2482	};	2750	};
2483		2751
…		…
2489	if ($gen == $self->{_goto_generation}) {	2757	if ($gen == $self->{_goto_generation}) {
2490	delete $self->{_goto_generation};	2758	delete $self->{_goto_generation};
2491	$self->leave_link ($map, $x, $y);	2759	$self->leave_link ($map, $x, $y);
2492	}	2760	}
2493		2761
2494	$done->() if $done;	2762	$done->($self) if $done;
2495	})->prio (1);	2763	})->prio (1);
2496	}	2764	}
2497		2765
2498	=item $player_object->enter_exit ($exit_object)	2766	=item $player_object->enter_exit ($exit_object)
2499		2767
…		…
2519	}	2787	}
2520		2788
2521	sub prepare_random_map {	2789	sub prepare_random_map {
2522	my ($exit) = @_;	2790	my ($exit) = @_;
2523		2791
2524	my $guard = cf::lock_acquire "exit_prepare:$exit";
2525
2526	# all this does is basically replace the /! path by	2792	# all this does is basically replace the /! path by
2527	# a new random map path (?random/...) with a seed	2793	# a new random map path (?random/...) with a seed
2528	# that depends on the exit object	2794	# that depends on the exit object
2529		2795
2530	my $rmp = parse_random_map_params $exit->msg;	2796	my $rmp = parse_random_map_params $exit->msg;
…		…
2532	if ($exit->map) {	2798	if ($exit->map) {
2533	$rmp->{region} = $exit->region->name;	2799	$rmp->{region} = $exit->region->name;
2534	$rmp->{origin_map} = $exit->map->path;	2800	$rmp->{origin_map} = $exit->map->path;
2535	$rmp->{origin_x} = $exit->x;	2801	$rmp->{origin_x} = $exit->x;
2536	$rmp->{origin_y} = $exit->y;	2802	$rmp->{origin_y} = $exit->y;
		2803
		2804	$exit->map->touch;
2537	}	2805	}
2538		2806
2539	$rmp->{random_seed} ||= $exit->random_seed;	2807	$rmp->{random_seed} ||= $exit->random_seed;
2540		2808
2541	my $data = cf::to_json $rmp;	2809	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2542	my $md5 = Digest::MD5::md5_hex $data;	2810	my $md5 = Digest::MD5::md5_hex $data;
2543	my $meta = "$RANDOMDIR/$md5.meta";	2811	my $meta = "$RANDOMDIR/$md5.meta";
2544		2812
2545	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2813	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2546	aio_write $fh, 0, (length $data), $data, 0;	2814	aio_write $fh, 0, (length $data), $data, 0;
2547	undef $fh;	2815	undef $fh;
2548	aio_rename "$meta~", $meta;	2816	aio_rename "$meta~", $meta;
2549		2817
		2818	my $slaying = "?random/$md5";
		2819
		2820	if ($exit->valid) {
2550	$exit->slaying ("?random/$md5");	2821	$exit->slaying ("?random/$md5");
2551	$exit->msg (undef);	2822	$exit->msg (undef);
		2823	}
2552	}	2824	}
2553	}	2825	}
2554		2826
2555	sub cf::object::player::enter_exit {	2827	sub cf::object::player::enter_exit {
2556	my ($self, $exit) = @_;	2828	my ($self, $exit) = @_;
2557		2829
2558	return unless $self->type == cf::PLAYER;	2830	return unless $self->type == cf::PLAYER;
2559		2831
2560	if ($exit->slaying eq "/!") {
2561	#TODO: this should de-fi-ni-te-ly not be a sync-job
2562	# the problem is that $exit might not survive long enough
2563	# so it needs to be done right now, right here
2564	cf::sync_job { prepare_random_map $exit };
2565	}
2566
2567	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2568	my $hp = $exit->stats->hp;
2569	my $sp = $exit->stats->sp;
2570
2571	$self->enter_link;	2832	$self->enter_link;
2572		2833
2573	# if exit is damned, update players death & WoR home-position
2574	$self->contr->savebed ($slaying, $hp, $sp)
2575	if $exit->flag (FLAG_DAMNED);
2576
2577	(async {	2834	(async {
2578	$self->deactivate_recursive; # just to be sure	2835	$Coro::current->{desc} = "enter_exit";
		2836
2579	unless (eval {	2837	unless (eval {
		2838	$self->deactivate_recursive; # just to be sure
		2839
		2840	# random map handling
		2841	{
		2842	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2843
		2844	prepare_random_map $exit
		2845	if $exit->slaying eq "/!";
		2846	}
		2847
		2848	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2849	my $x = $exit->stats->hp;
		2850	my $y = $exit->stats->sp;
		2851
2580	$self->goto ($slaying, $hp, $sp);	2852	$self->goto ($map, $x, $y);
2581		2853
		2854	# if exit is damned, update players death & WoR home-position
		2855	$self->contr->savebed ($map, $x, $y)
		2856	if $exit->flag (cf::FLAG_DAMNED);
		2857
2582	1;	2858	1
2583	}) {	2859	}) {
2584	$self->message ("Something went wrong deep within the crossfire server. "	2860	$self->message ("Something went wrong deep within the deliantra server. "
2585	. "I'll try to bring you back to the map you were before. "	2861	. "I'll try to bring you back to the map you were before. "
2586	. "Please report this to the dungeon master!",	2862	. "Please report this to the dungeon master!",
2587	cf::NDI_UNIQUE | cf::NDI_RED);	2863	cf::NDI_UNIQUE | cf::NDI_RED);
2588		2864
2589	warn "ERROR in enter_exit: $@";	2865	error "ERROR in enter_exit: $@";
2590	$self->leave_link;	2866	$self->leave_link;
2591	}	2867	}
2592	})->prio (1);	2868	})->prio (1);
2593	}	2869	}
2594		2870
…		…
2606	sub cf::client::send_drawinfo {	2882	sub cf::client::send_drawinfo {
2607	my ($self, $text, $flags) = @_;	2883	my ($self, $text, $flags) = @_;
2608		2884
2609	utf8::encode $text;	2885	utf8::encode $text;
2610	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2886	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2887	}
		2888
		2889	=item $client->send_big_packet ($pkt)
		2890
		2891	Like C<send_packet>, but tries to compress large packets, and fragments
		2892	them as required.
		2893
		2894	=cut
		2895
		2896	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2897
		2898	sub cf::client::send_big_packet {
		2899	my ($self, $pkt) = @_;
		2900
		2901	# try lzf for large packets
		2902	$pkt = "lzf " . Compress::LZF::compress $pkt
		2903	if 1024 <= length $pkt and $self->{can_lzf};
		2904
		2905	# split very large packets
		2906	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2907	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2908	$pkt = "frag";
		2909	}
		2910
		2911	$self->send_packet ($pkt);
2611	}	2912	}
2612		2913
2613	=item $client->send_msg ($channel, $msg, $color, [extra...])	2914	=item $client->send_msg ($channel, $msg, $color, [extra...])
2614		2915
2615	Send a drawinfo or msg packet to the client, formatting the msg for the	2916	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2617	the message, with C<log> being the default. If C<$color> is negative, suppress	2918	the message, with C<log> being the default. If C<$color> is negative, suppress
2618	the message unless the client supports the msg packet.	2919	the message unless the client supports the msg packet.
2619		2920
2620	=cut	2921	=cut
2621		2922
		2923	# non-persistent channels (usually the info channel)
2622	our %CHANNEL = (	2924	our %CHANNEL = (
		2925	"c/motd" => {
		2926	id => "infobox",
		2927	title => "MOTD",
		2928	reply => undef,
		2929	tooltip => "The message of the day",
		2930	},
2623	"c/identify" => {	2931	"c/identify" => {
2624	id => "identify",	2932	id => "infobox",
2625	title => "Identify",	2933	title => "Identify",
2626	reply => undef,	2934	reply => undef,
2627	tooltip => "Items recently identified",	2935	tooltip => "Items recently identified",
2628	},	2936	},
2629	"c/examine" => {	2937	"c/examine" => {
2630	id => "examine",	2938	id => "infobox",
2631	title => "Examine",	2939	title => "Examine",
2632	reply => undef,	2940	reply => undef,
2633	tooltip => "Signs and other items you examined",	2941	tooltip => "Signs and other items you examined",
2634	},	2942	},
		2943	"c/shopinfo" => {
		2944	id => "infobox",
		2945	title => "Shop Info",
		2946	reply => undef,
		2947	tooltip => "What your bargaining skill tells you about the shop",
		2948	},
		2949	"c/book" => {
		2950	id => "infobox",
		2951	title => "Book",
		2952	reply => undef,
		2953	tooltip => "The contents of a note or book",
		2954	},
		2955	"c/lookat" => {
		2956	id => "infobox",
		2957	title => "Look",
		2958	reply => undef,
		2959	tooltip => "What you saw there",
		2960	},
		2961	"c/who" => {
		2962	id => "infobox",
		2963	title => "Players",
		2964	reply => undef,
		2965	tooltip => "Shows players who are currently online",
		2966	},
		2967	"c/body" => {
		2968	id => "infobox",
		2969	title => "Body Parts",
		2970	reply => undef,
		2971	tooltip => "Shows which body parts you posess and are available",
		2972	},
		2973	"c/statistics" => {
		2974	id => "infobox",
		2975	title => "Statistics",
		2976	reply => undef,
		2977	tooltip => "Shows your primary statistics",
		2978	},
		2979	"c/skills" => {
		2980	id => "infobox",
		2981	title => "Skills",
		2982	reply => undef,
		2983	tooltip => "Shows your experience per skill and item power",
		2984	},
		2985	"c/shopitems" => {
		2986	id => "infobox",
		2987	title => "Shop Items",
		2988	reply => undef,
		2989	tooltip => "Shows the items currently for sale in this shop",
		2990	},
		2991	"c/resistances" => {
		2992	id => "infobox",
		2993	title => "Resistances",
		2994	reply => undef,
		2995	tooltip => "Shows your resistances",
		2996	},
		2997	"c/pets" => {
		2998	id => "infobox",
		2999	title => "Pets",
		3000	reply => undef,
		3001	tooltip => "Shows information abotu your pets/a specific pet",
		3002	},
		3003	"c/perceiveself" => {
		3004	id => "infobox",
		3005	title => "Perceive Self",
		3006	reply => undef,
		3007	tooltip => "You gained detailed knowledge about yourself",
		3008	},
		3009	"c/uptime" => {
		3010	id => "infobox",
		3011	title => "Uptime",
		3012	reply => undef,
		3013	tooltip => "How long the server has been running since last restart",
		3014	},
		3015	"c/mapinfo" => {
		3016	id => "infobox",
		3017	title => "Map Info",
		3018	reply => undef,
		3019	tooltip => "Information related to the maps",
		3020	},
		3021	"c/party" => {
		3022	id => "party",
		3023	title => "Party",
		3024	reply => "gsay ",
		3025	tooltip => "Messages and chat related to your party",
		3026	},
		3027	"c/death" => {
		3028	id => "death",
		3029	title => "Death",
		3030	reply => undef,
		3031	tooltip => "Reason for and more info about your most recent death",
		3032	},
		3033	"c/say" => $SAY_CHANNEL,
		3034	"c/chat" => $CHAT_CHANNEL,
2635	);	3035	);
2636		3036
2637	sub cf::client::send_msg {	3037	sub cf::client::send_msg {
2638	my ($self, $channel, $msg, $color, @extra) = @_;	3038	my ($self, $channel, $msg, $color, @extra) = @_;
2639		3039
2640	$msg = $self->pl->expand_cfpod ($msg);	3040	$msg = $self->pl->expand_cfpod ($msg)
		3041	unless $color & cf::NDI_VERBATIM;
2641		3042
2642	$color &= cf::NDI_CLIENT_MASK; # just in case...	3043	$color &= cf::NDI_CLIENT_MASK; # just in case...
2643		3044
2644	# check predefined channels, for the benefit of C	3045	# check predefined channels, for the benefit of C
2645	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3046	if ($CHANNEL{$channel}) {
		3047	$channel = $CHANNEL{$channel};
2646		3048
		3049	$self->ext_msg (channel_info => $channel);
		3050	$channel = $channel->{id};
		3051
2647	if (ref $channel) {	3052	} elsif (ref $channel) {
2648	# send meta info to client, if not yet sent	3053	# send meta info to client, if not yet sent
2649	unless (exists $self->{channel}{$channel->{id}}) {	3054	unless (exists $self->{channel}{$channel->{id}}) {
2650	$self->{channel}{$channel->{id}} = $channel;	3055	$self->{channel}{$channel->{id}} = $channel;
2651	$self->ext_msg (channel_info => $channel)	3056	$self->ext_msg (channel_info => $channel);
2652	if $self->can_msg;
2653	}	3057	}
2654		3058
2655	$channel = $channel->{id};	3059	$channel = $channel->{id};
2656	}	3060	}
2657		3061
2658	return unless @extra || length $msg;	3062	return unless @extra || length $msg;
2659		3063
2660	if ($self->can_msg) {
2661	# default colour, mask it out	3064	# default colour, mask it out
2662	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3065	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2663	if $color & cf::NDI_DEF;	3066	if $color & cf::NDI_DEF;
2664		3067
2665	$self->send_packet ("msg " . $self->{json_coder}->encode (	3068	my $pkt = "msg "
		3069	. $self->{json_coder}->encode (
2666	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3070	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2667	} else {	3071	);
2668	if ($color >= 0) {
2669	# replace some tags by gcfclient-compatible ones
2670	for ($msg) {
2671	1 while
2672	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2673	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2674	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2675	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2676	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2677	}
2678		3072
2679	$color &= cf::NDI_COLOR_MASK;	3073	$self->send_big_packet ($pkt);
2680
2681	utf8::encode $msg;
2682
2683	if (0 && $msg =~ /\[/) {
2684	# COMMAND/INFO
2685	$self->send_packet ("drawextinfo $color 10 8 $msg")
2686	} else {
2687	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2688	$self->send_packet ("drawinfo $color $msg")
2689	}
2690	}
2691	}
2692	}	3074	}
2693		3075
2694	=item $client->ext_msg ($type, @msg)	3076	=item $client->ext_msg ($type, @msg)
2695		3077
2696	Sends an ext event to the client.	3078	Sends an ext event to the client.
…		…
2699		3081
2700	sub cf::client::ext_msg($$@) {	3082	sub cf::client::ext_msg($$@) {
2701	my ($self, $type, @msg) = @_;	3083	my ($self, $type, @msg) = @_;
2702		3084
2703	if ($self->extcmd == 2) {	3085	if ($self->extcmd == 2) {
2704	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2705	} elsif ($self->extcmd == 1) { # TODO: remove	3087	} elsif ($self->extcmd == 1) { # TODO: remove
2706	push @msg, msgtype => "event_$type";	3088	push @msg, msgtype => "event_$type";
2707	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3089	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2708	}	3090	}
2709	}	3091	}
2710		3092
2711	=item $client->ext_reply ($msgid, @msg)	3093	=item $client->ext_reply ($msgid, @msg)
2712		3094
…		…
2716		3098
2717	sub cf::client::ext_reply($$@) {	3099	sub cf::client::ext_reply($$@) {
2718	my ($self, $id, @msg) = @_;	3100	my ($self, $id, @msg) = @_;
2719		3101
2720	if ($self->extcmd == 2) {	3102	if ($self->extcmd == 2) {
2721	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3103	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2722	} elsif ($self->extcmd == 1) {	3104	} elsif ($self->extcmd == 1) {
2723	#TODO: version 1, remove	3105	#TODO: version 1, remove
2724	unshift @msg, msgtype => "reply", msgid => $id;	3106	unshift @msg, msgtype => "reply", msgid => $id;
2725	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3107	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2726	}	3108	}
2727	}	3109	}
2728		3110
2729	=item $success = $client->query ($flags, "text", \&cb)	3111	=item $success = $client->query ($flags, "text", \&cb)
2730		3112
…		…
2801		3183
2802	$ns->ext_reply ($reply, @reply)	3184	$ns->ext_reply ($reply, @reply)
2803	if $reply;	3185	if $reply;
2804		3186
2805	} else {	3187	} else {
2806	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3188	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2807	}	3189	}
2808		3190
2809	cf::override;	3191	cf::override;
2810	},	3192	},
2811	);	3193	);
…		…
2831		3213
2832	$coro	3214	$coro
2833	}	3215	}
2834		3216
2835	cf::client->attach (	3217	cf::client->attach (
2836	on_destroy => sub {	3218	on_client_destroy => sub {
2837	my ($ns) = @_;	3219	my ($ns) = @_;
2838		3220
2839	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3221	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2840	},	3222	},
2841	);	3223	);
…		…
2857	our $safe_hole = new Safe::Hole;	3239	our $safe_hole = new Safe::Hole;
2858		3240
2859	$SIG{FPE} = 'IGNORE';	3241	$SIG{FPE} = 'IGNORE';
2860		3242
2861	$safe->permit_only (Opcode::opset qw(	3243	$safe->permit_only (Opcode::opset qw(
2862	:base_core :base_mem :base_orig :base_math	3244	:base_core :base_mem :base_orig :base_math :base_loop
2863	grepstart grepwhile mapstart mapwhile	3245	grepstart grepwhile mapstart mapwhile
2864	sort time	3246	sort time
2865	));	3247	));
2866		3248
2867	# here we export the classes and methods available to script code	3249	# here we export the classes and methods available to script code
…		…
2869	=pod	3251	=pod
2870		3252
2871	The following functions and methods are available within a safe environment:	3253	The following functions and methods are available within a safe environment:
2872		3254
2873	cf::object	3255	cf::object
2874	contr pay_amount pay_player map x y force_find force_add	3256	contr pay_amount pay_player map x y force_find force_add destroy
2875	insert remove name archname title slaying race decrease_ob_nr	3257	insert remove name archname title slaying race decrease split
		3258	value
2876		3259
2877	cf::object::player	3260	cf::object::player
2878	player	3261	player
2879		3262
2880	cf::player	3263	cf::player
…		…
2885		3268
2886	=cut	3269	=cut
2887		3270
2888	for (	3271	for (
2889	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3272	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2890	insert remove inv name archname title slaying race	3273	insert remove inv nrof name archname title slaying race
2891	decrease_ob_nr)],	3274	decrease split destroy change_exp value msg lore send_msg)],
2892	["cf::object::player" => qw(player)],	3275	["cf::object::player" => qw(player)],
2893	["cf::player" => qw(peaceful)],	3276	["cf::player" => qw(peaceful send_msg)],
2894	["cf::map" => qw(trigger)],	3277	["cf::map" => qw(trigger)],
2895	) {	3278	) {
2896	no strict 'refs';
2897	my ($pkg, @funs) = @$_;	3279	my ($pkg, @funs) = @$_;
2898	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3280	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2899	for @funs;	3281	for @funs;
2900	}	3282	}
2901		3283
…		…
2916		3298
2917	my $qcode = $code;	3299	my $qcode = $code;
2918	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3300	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2919	$qcode =~ s/\n/\\n/g;	3301	$qcode =~ s/\n/\\n/g;
2920		3302
		3303	%vars = (_dummy => 0) unless %vars;
		3304
		3305	my @res;
2921	local $_;	3306	local $_;
2922	local @safe::cf::_safe_eval_args = values %vars;
2923		3307
2924	my $eval =	3308	my $eval =
2925	"do {\n"	3309	"do {\n"
2926	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3310	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2927	. "#line 0 \"{$qcode}\"\n"	3311	. "#line 0 \"{$qcode}\"\n"
2928	. $code	3312	. $code
2929	. "\n}"	3313	. "\n}"
2930	;	3314	;
2931		3315
		3316	if ($CFG{safe_eval}) {
2932	sub_generation_inc;	3317	sub_generation_inc;
		3318	local @safe::cf::_safe_eval_args = values %vars;
2933	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3319	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2934	sub_generation_inc;	3320	sub_generation_inc;
		3321	} else {
		3322	local @cf::_safe_eval_args = values %vars;
		3323	@res = wantarray ? eval eval : scalar eval $eval;
		3324	}
2935		3325
2936	if ($@) {	3326	if ($@) {
2937	warn "$@";	3327	warn "$@",
2938	warn "while executing safe code '$code'\n";	3328	"while executing safe code '$code'\n",
2939	warn "with arguments " . (join " ", %vars) . "\n";	3329	"with arguments " . (join " ", %vars) . "\n";
2940	}	3330	}
2941		3331
2942	wantarray ? @res : $res[0]	3332	wantarray ? @res : $res[0]
2943	}	3333	}
2944		3334
…		…
2958	=cut	3348	=cut
2959		3349
2960	sub register_script_function {	3350	sub register_script_function {
2961	my ($fun, $cb) = @_;	3351	my ($fun, $cb) = @_;
2962		3352
2963	no strict 'refs';	3353	$fun = "safe::$fun" if $CFG{safe_eval};
2964	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3354	*$fun = $safe_hole->wrap ($cb);
2965	}	3355	}
2966		3356
2967	=back	3357	=back
2968		3358
2969	=cut	3359	=cut
…		…
2978	# for this (global event?)	3368	# for this (global event?)
2979	%ext::player_env::MUSIC_FACE_CACHE = ();	3369	%ext::player_env::MUSIC_FACE_CACHE = ();
2980		3370
2981	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3371	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2982		3372
2983	warn "loading facedata from $path\n";	3373	trace "loading facedata from $path\n";
2984		3374
2985	my $facedata;	3375	my $facedata;
2986	0 < aio_load $path, $facedata	3376	0 < aio_load $path, $facedata
2987	or die "$path: $!";	3377	or die "$path: $!";
2988		3378
…		…
2990		3380
2991	$facedata->{version} == 2	3381	$facedata->{version} == 2
2992	or cf::cleanup "$path: version mismatch, cannot proceed.";	3382	or cf::cleanup "$path: version mismatch, cannot proceed.";
2993		3383
2994	# patch in the exptable	3384	# patch in the exptable
		3385	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2995	$facedata->{resource}{"res/exp_table"} = {	3386	$facedata->{resource}{"res/exp_table"} = {
2996	type => FT_RSRC,	3387	type => FT_RSRC,
2997	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3388	data => $exp_table,
		3389	hash => (Digest::MD5::md5 $exp_table),
2998	};	3390	};
2999	cf::cede_to_tick;	3391	cf::cede_to_tick;
3000		3392
3001	{	3393	{
3002	my $faces = $facedata->{faceinfo};	3394	my $faces = $facedata->{faceinfo};
3003		3395
3004	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
3005	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3397	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3398
3006	cf::face::set_visibility $idx, $info->{visibility};	3399	cf::face::set_visibility $idx, $info->{visibility};
3007	cf::face::set_magicmap $idx, $info->{magicmap};	3400	cf::face::set_magicmap $idx, $info->{magicmap};
3008	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3401	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3009	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3402	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3010		3403
3011	cf::cede_to_tick;	3404	cf::cede_to_tick;
3012	}	3405	}
3013		3406
3014	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
3015	next unless $info->{smooth};	3408	next unless $info->{smooth};
		3409
3016	my $idx = cf::face::find $face	3410	my $idx = cf::face::find $face
3017	or next;	3411	or next;
		3412
3018	if (my $smooth = cf::face::find $info->{smooth}) {	3413	if (my $smooth = cf::face::find $info->{smooth}) {
3019	cf::face::set_smooth $idx, $smooth;	3414	cf::face::set_smooth $idx, $smooth;
3020	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3415	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3021	} else {	3416	} else {
3022	warn "smooth face '$info->{smooth}' not found for face '$face'";	3417	error "smooth face '$info->{smooth}' not found for face '$face'";
3023	}	3418	}
3024		3419
3025	cf::cede_to_tick;	3420	cf::cede_to_tick;
3026	}	3421	}
3027	}	3422	}
…		…
3036		3431
3037	cf::anim::invalidate_all; # d'oh	3432	cf::anim::invalidate_all; # d'oh
3038	}	3433	}
3039		3434
3040	{	3435	{
3041	# TODO: for gcfclient pleasure, we should give resources
3042	# that gcfclient doesn't grok a >10000 face index.
3043	my $res = $facedata->{resource};	3436	my $res = $facedata->{resource};
3044		3437
3045	my $soundconf = delete $res->{"res/sound.conf"};
3046
3047	while (my ($name, $info) = each %$res) {	3438	while (my ($name, $info) = each %$res) {
		3439	if (defined $info->{type}) {
3048	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3440	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3049	my $data;
3050		3441
3051	if ($info->{type} & 1) {	3442	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3052	# prepend meta info	3443	cf::face::set_type $idx, $info->{type};
3053
3054	my $meta = $enc->encode ({
3055	name => $name,
3056	%{ $info->{meta} || {} },
3057	});
3058
3059	$data = pack "(w/a*)*", $meta, $info->{data};
3060	} else {	3444	} else {
3061	$data = $info->{data};	3445	$RESOURCE{$name} = $info; # unused
3062	}	3446	}
3063		3447
3064	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3065	cf::face::set_type $idx, $info->{type};
3066
3067	cf::cede_to_tick;	3448	cf::cede_to_tick;
3068	}	3449	}
3069
3070	if ($soundconf) {
3071	$soundconf = $enc->decode (delete $soundconf->{data});
3072
3073	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3074	my $sound = $soundconf->{compat}[$_]
3075	or next;
3076
3077	my $face = cf::face::find "sound/$sound->[1]";
3078	cf::sound::set $sound->[0] => $face;
3079	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3080	}
3081
3082	while (my ($k, $v) = each %{$soundconf->{event}}) {
3083	my $face = cf::face::find "sound/$v";
3084	cf::sound::set $k => $face;
3085	}
3086	}
3087	}	3450	}
		3451
		3452	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3088		3453
3089	1	3454	1
3090	}	3455	}
3091		3456
3092	register_exticmd fx_want => sub {	3457	register_exticmd fx_want => sub {
…		…
3094		3459
3095	while (my ($k, $v) = each %$want) {	3460	while (my ($k, $v) = each %$want) {
3096	$ns->fx_want ($k, $v);	3461	$ns->fx_want ($k, $v);
3097	}	3462	}
3098	};	3463	};
		3464
		3465	sub load_resource_file($) {
		3466	my $guard = lock_acquire "load_resource_file";
		3467
		3468	my $status = load_resource_file_ $_[0];
		3469	get_slot 0.1, 100;
		3470	cf::arch::commit_load;
		3471
		3472	$status
		3473	}
3099		3474
3100	sub reload_regions {	3475	sub reload_regions {
3101	# HACK to clear player env face cache, we need some signal framework	3476	# HACK to clear player env face cache, we need some signal framework
3102	# for this (global event?)	3477	# for this (global event?)
3103	%ext::player_env::MUSIC_FACE_CACHE = ();	3478	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3117	}	3492	}
3118		3493
3119	sub reload_archetypes {	3494	sub reload_archetypes {
3120	load_resource_file "$DATADIR/archetypes"	3495	load_resource_file "$DATADIR/archetypes"
3121	or die "unable to load archetypes\n";	3496	or die "unable to load archetypes\n";
3122	#d# NEED to laod twice to resolve forward references
3123	# this really needs to be done in an extra post-pass
3124	# (which needs to be synchronous, so solve it differently)
3125	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";
3127	}	3497	}
3128		3498
3129	sub reload_treasures {	3499	sub reload_treasures {
3130	load_resource_file "$DATADIR/treasures"	3500	load_resource_file "$DATADIR/treasures"
3131	or die "unable to load treasurelists\n";	3501	or die "unable to load treasurelists\n";
3132	}	3502	}
3133		3503
		3504	sub reload_exp {
		3505	cf::init_experience;
		3506	}
		3507
		3508	sub reload_sound {
		3509	trace "loading sound config from $DATADIR/sound\n";
		3510
		3511	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3512	or die "$DATADIR/sound $!";
		3513
		3514	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3515
		3516	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3517	my $sound = $soundconf->{compat}[$_]
		3518	or next;
		3519
		3520	my $face = cf::face::find "sound/$sound->[1]";
		3521	cf::sound::set $sound->[0] => $face;
		3522	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3523	}
		3524
		3525	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3526	my $face = cf::face::find "sound/$v";
		3527	cf::sound::set $k => $face;
		3528	}
		3529	}
		3530
3134	sub reload_resources {	3531	sub reload_resources {
3135	warn "reloading resource files...\n";	3532	trace "reloading resource files...\n";
3136		3533
		3534	reload_exp;
		3535	reload_facedata;
		3536	reload_sound;
		3537	reload_archetypes;
3137	reload_regions;	3538	reload_regions;
3138	reload_facedata;
3139	#reload_archetypes;#d#
3140	reload_archetypes;
3141	reload_treasures;	3539	reload_treasures;
3142		3540
3143	warn "finished reloading resource files\n";	3541	trace "finished reloading resource files\n";
3144	}
3145
3146	sub init {
3147	reload_resources;
3148	}	3542	}
3149		3543
3150	sub reload_config {	3544	sub reload_config {
		3545	trace "reloading config file...\n";
		3546
3151	open my $fh, "<:utf8", "$CONFDIR/config"	3547	open my $fh, "<:utf8", "$CONFDIR/config"
3152	or return;	3548	or return;
3153		3549
3154	local $/;	3550	local $/;
3155	*CFG = YAML::Syck::Load <$fh>;	3551	*CFG = YAML::XS::Load scalar <$fh>;
3156		3552
3157	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3553	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3158		3554
3159	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3555	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3160	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3556	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3161		3557
3162	if (exists $CFG{mlockall}) {	3558	if (exists $CFG{mlockall}) {
…		…
3164	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3560	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3165	and die "WARNING: m(un)lockall failed: $!\n";	3561	and die "WARNING: m(un)lockall failed: $!\n";
3166	};	3562	};
3167	warn $@ if $@;	3563	warn $@ if $@;
3168	}	3564	}
		3565
		3566	trace "finished reloading resource files\n";
		3567	}
		3568
		3569	sub pidfile() {
		3570	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3571	or die "$PIDFILE: $!";
		3572	flock $fh, &Fcntl::LOCK_EX
		3573	or die "$PIDFILE: flock: $!";
		3574	$fh
		3575	}
		3576
		3577	# make sure only one server instance is running at any one time
		3578	sub atomic {
		3579	my $fh = pidfile;
		3580
		3581	my $pid = <$fh>;
		3582	kill 9, $pid if $pid > 0;
		3583
		3584	seek $fh, 0, 0;
		3585	print $fh $$;
		3586	}
		3587
		3588	sub main_loop {
		3589	trace "EV::loop starting\n";
		3590	if (1) {
		3591	EV::loop;
		3592	}
		3593	trace "EV::loop returned\n";
		3594	goto &main_loop unless $REALLY_UNLOOP;
3169	}	3595	}
3170		3596
3171	sub main {	3597	sub main {
		3598	cf::init_globals; # initialise logging
		3599
		3600	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3601	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3602	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3603	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3604
		3605	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3606
3172	# we must not ever block the main coroutine	3607	# we must not ever block the main coroutine
3173	local $Coro::idle = sub {	3608	local $Coro::idle = sub {
3174	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3609	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3175	(async {	3610	(async {
3176	Event::one_event;	3611	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3612	EV::loop EV::LOOP_ONESHOT;
3177	})->prio (Coro::PRIO_MAX);	3613	})->prio (Coro::PRIO_MAX);
3178	};	3614	};
3179		3615
		3616	evthread_start IO::AIO::poll_fileno;
		3617
		3618	cf::sync_job {
		3619	cf::incloader::init ();
		3620
		3621	cf::init_anim;
		3622	cf::init_attackmess;
		3623	cf::init_dynamic;
		3624
		3625	cf::load_settings;
		3626	cf::load_materials;
		3627
		3628	reload_resources;
3180	reload_config;	3629	reload_config;
3181	db_init;	3630	db_init;
		3631
		3632	cf::init_uuid;
		3633	cf::init_signals;
		3634	cf::init_skills;
		3635
		3636	cf::init_beforeplay;
		3637
		3638	atomic;
		3639
3182	load_extensions;	3640	load_extensions;
3183		3641
3184	$TICK_WATCHER->start;	3642	utime time, time, $RUNTIMEFILE;
3185	Event::loop;	3643
		3644	# no (long-running) fork's whatsoever before this point(!)
		3645	use POSIX ();
		3646	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3647
		3648	(pop @POST_INIT)->(0) while @POST_INIT;
		3649	};
		3650
		3651	cf::object::thawer::errors_are_fatal 0;
		3652	info "parse errors in files are no longer fatal from this point on.\n";
		3653
		3654	my $free_main; $free_main = EV::idle sub {
		3655	undef $free_main;
		3656	undef &main; # free gobs of memory :)
		3657	};
		3658
		3659	goto &main_loop;
3186	}	3660	}
3187		3661
3188	#############################################################################	3662	#############################################################################
3189	# initialisation and cleanup	3663	# initialisation and cleanup
3190		3664
3191	# install some emergency cleanup handlers	3665	# install some emergency cleanup handlers
3192	BEGIN {	3666	BEGIN {
		3667	our %SIGWATCHER = ();
3193	for my $signal (qw(INT HUP TERM)) {	3668	for my $signal (qw(INT HUP TERM)) {
3194	Event->signal (	3669	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3195	reentrant => 0,
3196	data => WF_AUTOCANCEL,
3197	signal => $signal,
3198	prio => 0,
3199	cb => sub {
3200	cf::cleanup "SIG$signal";	3670	cf::cleanup "SIG$signal";
3201	},
3202	);	3671	};
3203	}	3672	}
3204	}	3673	}
3205		3674
3206	sub write_runtime {	3675	sub write_runtime_sync {
3207	my $runtime = "$LOCALDIR/runtime";	3676	my $t0 = AE::time;
3208		3677
3209	# first touch the runtime file to show we are still running:	3678	# first touch the runtime file to show we are still running:
3210	# the fsync below can take a very very long time.	3679	# the fsync below can take a very very long time.
3211		3680
3212	IO::AIO::aio_utime $runtime, undef, undef;	3681	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3213		3682
3214	my $guard = cf::lock_acquire "write_runtime";	3683	my $guard = cf::lock_acquire "write_runtime";
3215		3684
3216	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3685	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3217	or return;	3686	or return;
3218		3687
3219	my $value = $cf::RUNTIME + 90 + 10;	3688	my $value = $cf::RUNTIME + 90 + 10;
3220	# 10 is the runtime save interval, for a monotonic clock	3689	# 10 is the runtime save interval, for a monotonic clock
3221	# 60 allows for the watchdog to kill the server.	3690	# 60 allows for the watchdog to kill the server.
…		…
3231	aio_utime $fh, undef, undef;	3700	aio_utime $fh, undef, undef;
3232		3701
3233	close $fh	3702	close $fh
3234	or return;	3703	or return;
3235		3704
3236	aio_rename "$runtime~", $runtime	3705	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3237	and return;	3706	and return;
3238		3707
3239	warn "runtime file written.\n";	3708	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3240		3709
3241	1	3710	1
		3711	}
		3712
		3713	our $uuid_lock;
		3714	our $uuid_skip;
		3715
		3716	sub write_uuid_sync($) {
		3717	$uuid_skip ||= $_[0];
		3718
		3719	return if $uuid_lock;
		3720	local $uuid_lock = 1;
		3721
		3722	my $uuid = "$LOCALDIR/uuid";
		3723
		3724	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3725	or return;
		3726
		3727	my $value = uuid_seq uuid_cur;
		3728
		3729	unless ($value) {
		3730	info "cowardly refusing to write zero uuid value!\n";
		3731	return;
		3732	}
		3733
		3734	my $value = uuid_str $value + $uuid_skip;
		3735	$uuid_skip = 0;
		3736
		3737	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3738	and return;
		3739
		3740	# always fsync - this file is important
		3741	aio_fsync $fh
		3742	and return;
		3743
		3744	close $fh
		3745	or return;
		3746
		3747	aio_rename "$uuid~", $uuid
		3748	and return;
		3749
		3750	trace "uuid file written ($value).\n";
		3751
		3752	1
		3753
		3754	}
		3755
		3756	sub write_uuid($$) {
		3757	my ($skip, $sync) = @_;
		3758
		3759	$sync ? write_uuid_sync $skip
		3760	: async { write_uuid_sync $skip };
3242	}	3761	}
3243		3762
3244	sub emergency_save() {	3763	sub emergency_save() {
3245	my $freeze_guard = cf::freeze_mainloop;	3764	my $freeze_guard = cf::freeze_mainloop;
3246		3765
3247	warn "enter emergency perl save\n";	3766	info "emergency_perl_save: enter\n";
		3767
		3768	# this is a trade-off: we want to be very quick here, so
		3769	# save all maps without fsync, and later call a global sync
		3770	# (which in turn might be very very slow)
		3771	local $USE_FSYNC = 0;
3248		3772
3249	cf::sync_job {	3773	cf::sync_job {
		3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
3250	# use a peculiar iteration method to avoid tripping on perl	3776	# use a peculiar iteration method to avoid tripping on perl
3251	# refcount bugs in for. also avoids problems with players	3777	# refcount bugs in for. also avoids problems with players
3252	# and maps saved/destroyed asynchronously.	3778	# and maps saved/destroyed asynchronously.
3253	warn "begin emergency player save\n";	3779	info "emergency_perl_save: begin player save\n";
3254	for my $login (keys %cf::PLAYER) {	3780	for my $login (keys %cf::PLAYER) {
3255	my $pl = $cf::PLAYER{$login} or next;	3781	my $pl = $cf::PLAYER{$login} or next;
3256	$pl->valid or next;	3782	$pl->valid or next;
		3783	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3257	$pl->save;	3784	$pl->save;
3258	}	3785	}
3259	warn "end emergency player save\n";	3786	info "emergency_perl_save: end player save\n";
3260		3787
3261	warn "begin emergency map save\n";	3788	cf::write_runtime_sync; # external watchdog should not bark
		3789
		3790	info "emergency_perl_save: begin map save\n";
3262	for my $path (keys %cf::MAP) {	3791	for my $path (keys %cf::MAP) {
3263	my $map = $cf::MAP{$path} or next;	3792	my $map = $cf::MAP{$path} or next;
3264	$map->valid or next;	3793	$map->valid or next;
3265	$map->save;	3794	$map->save;
3266	}	3795	}
3267	warn "end emergency map save\n";	3796	info "emergency_perl_save: end map save\n";
3268		3797
3269	warn "begin emergency database checkpoint\n";	3798	cf::write_runtime_sync; # external watchdog should not bark
		3799
		3800	info "emergency_perl_save: begin database checkpoint\n";
3270	BDB::db_env_txn_checkpoint $DB_ENV;	3801	BDB::db_env_txn_checkpoint $DB_ENV;
3271	warn "end emergency database checkpoint\n";	3802	info "emergency_perl_save: end database checkpoint\n";
		3803
		3804	info "emergency_perl_save: begin write uuid\n";
		3805	write_uuid_sync 1;
		3806	info "emergency_perl_save: end write uuid\n";
		3807
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
		3810	trace "emergency_perl_save: syncing database to disk";
		3811	BDB::db_env_txn_checkpoint $DB_ENV;
		3812
		3813	info "emergency_perl_save: starting sync\n";
		3814	IO::AIO::aio_sync sub {
		3815	info "emergency_perl_save: finished sync\n";
		3816	};
		3817
		3818	cf::write_runtime_sync; # external watchdog should not bark
		3819
		3820	trace "emergency_perl_save: flushing outstanding aio requests";
		3821	while (IO::AIO::nreqs || BDB::nreqs) {
		3822	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3823	}
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
3272	};	3826	};
3273		3827
3274	warn "leave emergency perl save\n";	3828	info "emergency_perl_save: leave\n";
3275	}	3829	}
3276		3830
3277	sub post_cleanup {	3831	sub post_cleanup {
3278	my ($make_core) = @_;	3832	my ($make_core) = @_;
3279		3833
		3834	IO::AIO::flush;
		3835
3280	warn Carp::longmess "post_cleanup backtrace"	3836	error Carp::longmess "post_cleanup backtrace"
3281	if $make_core;	3837	if $make_core;
		3838
		3839	my $fh = pidfile;
		3840	unlink $PIDFILE if <$fh> == $$;
		3841	}
		3842
		3843	# a safer delete_package, copied from Symbol
		3844	sub clear_package($) {
		3845	my $pkg = shift;
		3846
		3847	# expand to full symbol table name if needed
		3848	unless ($pkg =~ /^main::.*::$/) {
		3849	$pkg = "main$pkg" if $pkg =~ /^::/;
		3850	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3851	$pkg .= '::' unless $pkg =~ /::$/;
		3852	}
		3853
		3854	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3855	my $stem_symtab = *{$stem}{HASH};
		3856
		3857	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3858	or return;
		3859
		3860	# clear all symbols
		3861	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3862	for my $name (keys %$leaf_symtab) {
		3863	_gv_clear *{"$pkg$name"};
		3864	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3865	}
3282	}	3866	}
3283		3867
3284	sub do_reload_perl() {	3868	sub do_reload_perl() {
3285	# can/must only be called in main	3869	# can/must only be called in main
3286	if ($Coro::current != $Coro::main) {	3870	unless (in_main) {
3287	warn "can only reload from main coroutine";	3871	error "can only reload from main coroutine";
3288	return;	3872	return;
3289	}	3873	}
3290		3874
		3875	return if $RELOAD++;
		3876
		3877	my $t1 = AE::time;
		3878
		3879	while ($RELOAD) {
		3880	cf::get_slot 0.1, -1, "reload_perl";
3291	warn "reloading...";	3881	info "reloading...";
3292		3882
3293	warn "entering sync_job";	3883	trace "entering sync_job";
3294		3884
3295	cf::sync_job {	3885	cf::sync_job {
3296	cf::write_runtime; # external watchdog should not bark
3297	cf::emergency_save;	3886	#cf::emergency_save;
3298	cf::write_runtime; # external watchdog should not bark
3299		3887
3300	warn "syncing database to disk";
3301	BDB::db_env_txn_checkpoint $DB_ENV;
3302
3303	# if anything goes wrong in here, we should simply crash as we already saved
3304
3305	warn "cancelling all WF_AUTOCANCEL watchers";
3306	for (Event::all_watchers) {
3307	$_->cancel if $_->data & WF_AUTOCANCEL;
3308	}
3309
3310	warn "flushing outstanding aio requests";
3311	for (;;) {
3312	BDB::flush;
3313	IO::AIO::flush;
3314	Coro::cede;
3315	last unless IO::AIO::nreqs || BDB::nreqs;
3316	warn "iterate...";
3317	}
3318
3319	++$RELOAD;
3320
3321	warn "cancelling all extension coros";	3888	trace "cancelling all extension coros";
3322	$_->cancel for values %EXT_CORO;	3889	$_->cancel for values %EXT_CORO;
3323	%EXT_CORO = ();	3890	%EXT_CORO = ();
3324		3891
3325	warn "removing commands";	3892	trace "removing commands";
3326	%COMMAND = ();	3893	%COMMAND = ();
3327		3894
3328	warn "removing ext/exti commands";	3895	trace "removing ext/exti commands";
3329	%EXTCMD = ();	3896	%EXTCMD = ();
3330	%EXTICMD = ();	3897	%EXTICMD = ();
3331		3898
3332	warn "unloading/nuking all extensions";	3899	trace "unloading/nuking all extensions";
3333	for my $pkg (@EXTS) {	3900	for my $pkg (@EXTS) {
3334	warn "... unloading $pkg";	3901	trace "... unloading $pkg";
3335		3902
3336	if (my $cb = $pkg->can ("unload")) {	3903	if (my $cb = $pkg->can ("unload")) {
3337	eval {	3904	eval {
3338	$cb->($pkg);	3905	$cb->($pkg);
3339	1	3906	1
3340	} or warn "$pkg unloaded, but with errors: $@";	3907	} or error "$pkg unloaded, but with errors: $@";
		3908	}
		3909
		3910	trace "... clearing $pkg";
		3911	clear_package $pkg;
3341	}	3912	}
3342		3913
3343	warn "... nuking $pkg";
3344	Symbol::delete_package $pkg;
3345	}
3346
3347	warn "unloading all perl modules loaded from $LIBDIR";	3914	trace "unloading all perl modules loaded from $LIBDIR";
3348	while (my ($k, $v) = each %INC) {	3915	while (my ($k, $v) = each %INC) {
3349	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3916	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3350		3917
3351	warn "... unloading $k";	3918	trace "... unloading $k";
3352	delete $INC{$k};	3919	delete $INC{$k};
3353		3920
3354	$k =~ s/\.pm$//;	3921	$k =~ s/\.pm$//;
3355	$k =~ s/\//::/g;	3922	$k =~ s/\//::/g;
3356		3923
3357	if (my $cb = $k->can ("unload_module")) {	3924	if (my $cb = $k->can ("unload_module")) {
3358	$cb->();	3925	$cb->();
		3926	}
		3927
		3928	clear_package $k;
3359	}	3929	}
3360		3930
3361	Symbol::delete_package $k;
3362	}
3363
3364	warn "getting rid of safe::, as good as possible";	3931	trace "getting rid of safe::, as good as possible";
3365	Symbol::delete_package "safe::$_"	3932	clear_package "safe::$_"
3366	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3933	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3367		3934
3368	warn "unloading cf.pm \"a bit\"";	3935	trace "unloading cf.pm \"a bit\"";
3369	delete $INC{"cf.pm"};	3936	delete $INC{"cf.pm"};
3370	delete $INC{"cf/pod.pm"};	3937	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3371		3938
3372	# don't, removes xs symbols, too,	3939	# don't, removes xs symbols, too,
3373	# and global variables created in xs	3940	# and global variables created in xs
3374	#Symbol::delete_package __PACKAGE__;	3941	#clear_package __PACKAGE__;
3375		3942
3376	warn "unload completed, starting to reload now";	3943	info "unload completed, starting to reload now";
3377		3944
3378	warn "reloading cf.pm";	3945	trace "reloading cf.pm";
3379	require cf;	3946	require cf;
3380	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3947	cf::_connect_to_perl_1;
3381		3948
3382	warn "loading config and database again";	3949	trace "loading config and database again";
3383	cf::reload_config;	3950	cf::reload_config;
3384		3951
3385	warn "loading extensions";	3952	trace "loading extensions";
3386	cf::load_extensions;	3953	cf::load_extensions;
3387		3954
		3955	if ($REATTACH_ON_RELOAD) {
3388	warn "reattaching attachments to objects/players";	3956	trace "reattaching attachments to objects/players";
3389	_global_reattach; # objects, sockets	3957	_global_reattach; # objects, sockets
3390	warn "reattaching attachments to maps";	3958	trace "reattaching attachments to maps";
3391	reattach $_ for values %MAP;	3959	reattach $_ for values %MAP;
3392	warn "reattaching attachments to players";	3960	trace "reattaching attachments to players";
3393	reattach $_ for values %PLAYER;	3961	reattach $_ for values %PLAYER;
		3962	}
3394		3963
		3964	trace "running post_init jobs";
		3965	(pop @POST_INIT)->(1) while @POST_INIT;
		3966
3395	warn "leaving sync_job";	3967	trace "leaving sync_job";
3396		3968
3397	1	3969	1
3398	} or do {	3970	} or do {
3399	warn $@;	3971	error $@;
3400	warn "error while reloading, exiting.";	3972	cf::cleanup "error while reloading, exiting.";
3401	exit 1;	3973	};
		3974
		3975	info "reloaded";
		3976	--$RELOAD;
3402	};	3977	}
3403		3978
3404	warn "reloaded";	3979	$t1 = AE::time - $t1;
		3980	info "reload completed in ${t1}s\n";
3405	};	3981	};
3406		3982
3407	our $RELOAD_WATCHER; # used only during reload	3983	our $RELOAD_WATCHER; # used only during reload
3408		3984
3409	sub reload_perl() {	3985	sub reload_perl() {
3410	# doing reload synchronously and two reloads happen back-to-back,	3986	# doing reload synchronously and two reloads happen back-to-back,
3411	# coro crashes during coro_state_free->destroy here.	3987	# coro crashes during coro_state_free->destroy here.
3412		3988
3413	$RELOAD_WATCHER ||= Event->timer (	3989	$RELOAD_WATCHER ||= cf::async {
3414	reentrant => 0,	3990	Coro::AIO::aio_wait cache_extensions;
3415	after => 0,	3991
3416	data => WF_AUTOCANCEL,	3992	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3417	cb => sub {
3418	do_reload_perl;	3993	do_reload_perl;
3419	undef $RELOAD_WATCHER;	3994	undef $RELOAD_WATCHER;
3420	},	3995	};
3421	);	3996	};
3422	}	3997	}
3423		3998
3424	register_command "reload" => sub {	3999	register_command "reload" => sub {
3425	my ($who, $arg) = @_;	4000	my ($who, $arg) = @_;
3426		4001
3427	if ($who->flag (FLAG_WIZ)) {	4002	if ($who->flag (FLAG_WIZ)) {
3428	$who->message ("reloading server.");	4003	$who->message ("reloading server.");
		4004	async {
		4005	$Coro::current->{desc} = "perl_reload";
3429	async { reload_perl };	4006	reload_perl;
		4007	};
3430	}	4008	}
3431	};	4009	};
3432		4010
3433	unshift @INC, $LIBDIR;	4011	#############################################################################
3434		4012
3435	my $bug_warning = 0;	4013	my $bug_warning = 0;
3436		4014
3437	our @WAIT_FOR_TICK;	4015	our @WAIT_FOR_TICK;
3438	our @WAIT_FOR_TICK_BEGIN;	4016	our @WAIT_FOR_TICK_BEGIN;
3439		4017
3440	sub wait_for_tick {	4018	sub wait_for_tick {
3441	return unless $TICK_WATCHER->is_active;
3442	return if $Coro::current == $Coro::main;	4019	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3443		4020
3444	my $signal = new Coro::Signal;	4021	my $signal = new Coro::Signal;
3445	push @WAIT_FOR_TICK, $signal;	4022	push @WAIT_FOR_TICK, $signal;
3446	$signal->wait;	4023	$signal->wait;
3447	}	4024	}
3448		4025
3449	sub wait_for_tick_begin {	4026	sub wait_for_tick_begin {
3450	return unless $TICK_WATCHER->is_active;
3451	return if $Coro::current == $Coro::main;	4027	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3452		4028
3453	my $signal = new Coro::Signal;	4029	my $signal = new Coro::Signal;
3454	push @WAIT_FOR_TICK_BEGIN, $signal;	4030	push @WAIT_FOR_TICK_BEGIN, $signal;
3455	$signal->wait;	4031	$signal->wait;
3456	}	4032	}
3457		4033
3458	our $stat_fh;	4034	sub tick {
3459	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3460
3461	$TICK_WATCHER = Event->timer (
3462	reentrant => 0,
3463	parked => 1,
3464	prio => 0,
3465	at => $NEXT_TICK || $TICK,
3466	data => WF_AUTOCANCEL,
3467	cb => sub {
3468	if ($Coro::current != $Coro::main) {	4035	if ($Coro::current != $Coro::main) {
3469	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4036	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3470	unless ++$bug_warning > 10;	4037	unless ++$bug_warning > 10;
3471	return;	4038	return;
3472	}	4039	}
3473		4040
3474	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3475
3476	$NOW = $tick_start = Event::time;
3477
3478	cf::server_tick; # one server iteration	4041	cf::server_tick; # one server iteration
3479		4042
3480	$RUNTIME += $TICK;	4043	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3481	$NEXT_TICK += $TICK;
3482		4044
3483	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4045	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3484	$NEXT_RUNTIME_WRITE = $NOW + 10;	4046	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3485	Coro::async_pool {	4047	Coro::async_pool {
		4048	$Coro::current->{desc} = "runtime saver";
3486	write_runtime	4049	write_runtime_sync
3487	or warn "ERROR: unable to write runtime file: $!";	4050	or error "ERROR: unable to write runtime file: $!";
3488	};
3489	}	4051	};
		4052	}
3490		4053
3491	# my $AFTER = Event::time;
3492	# warn $AFTER - $NOW;#d#
3493
3494	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3495	$sig->send;	4055	$sig->send;
3496	}	4056	}
3497	while (my $sig = shift @WAIT_FOR_TICK) {	4057	while (my $sig = shift @WAIT_FOR_TICK) {
3498	$sig->send;	4058	$sig->send;
3499	}	4059	}
3500		4060
3501	$NOW = Event::time;	4061	$LOAD = ($NOW - $TICK_START) / $TICK;
3502
3503	# if we are delayed by four ticks or more, skip them all
3504	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3505
3506	$TICK_WATCHER->at ($NEXT_TICK);
3507	$TICK_WATCHER->start;
3508
3509	$LOAD = ($NOW - $tick_start) / $TICK;
3510	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4062	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3511		4063
3512	_post_tick;	4064	if (0) {
3513		4065	if ($NEXT_TICK) {
3514	# gather some statistics#d#	4066	my $jitter = $TICK_START - $NEXT_TICK;
3515	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4067	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3516	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4068	debug "jitter $JITTER\n";#d#
		4069	}
3517	},	4070	}
3518	);	4071	}
3519		4072
3520	{	4073	{
		4074	# configure BDB
		4075
3521	BDB::min_parallel 8;	4076	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	4077	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	4078	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		4079
3547	unless ($DB_ENV) {	4080	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	4081	$DB_ENV = BDB::db_env_create;
		4082	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4083	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4084	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4085	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4086	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3549		4087
3550	cf::sync_job {	4088	cf::sync_job {
3551	eval {	4089	eval {
3552	BDB::db_env_open	4090	BDB::db_env_open
3553	$DB_ENV,	4091	$DB_ENV,
…		…
3555	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4093	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3556	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4094	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3557	0666;	4095	0666;
3558		4096
3559	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4097	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3560
3561	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3562	| BDB::LOG_AUTOREMOVE, 1);
3563	$DB_ENV->set_lk_detect;
3564	};	4098	};
3565		4099
3566	cf::cleanup "db_env_open(db): $@" if $@;	4100	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	4101	};
3568	}	4102	}
3569		4103
3570	$BDB_CHECKPOINT_WATCHER = Event->timer (	4104	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 11,	4105	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3572	interval => 60,	4106	};
3573	hard => 1,	4107	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4108	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3578	},
3579	);	4109	};
3580	$BDB_TRICKLE_WATCHER = Event->timer (	4110	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3581	after => 5,
3582	interval => 10,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4111	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3588	},
3589	);	4112	};
3590	}	4113	}
3591		4114
3592	{	4115	{
		4116	# configure IO::AIO
		4117
3593	IO::AIO::min_parallel 8;	4118	IO::AIO::min_parallel 8;
3594
3595	undef $Coro::AIO::WATCHER;
3596	IO::AIO::max_poll_time $TICK * 0.1;	4119	IO::AIO::max_poll_time $TICK * 0.1;
3597	$AIO_POLL_WATCHER = Event->io (	4120	undef $AnyEvent::AIO::WATCHER;
3598	reentrant => 0,
3599	data => WF_AUTOCANCEL,
3600	fd => IO::AIO::poll_fileno,
3601	poll => 'r',
3602	prio => 6,
3603	cb => \&IO::AIO::poll_cb,
3604	);
3605	}	4121	}
3606		4122
3607	my $_log_backtrace;	4123	my $_log_backtrace;
3608		4124
3609	sub _log_backtrace {	4125	sub _log_backtrace {
…		…
3612	$msg =~ s/\n//;	4128	$msg =~ s/\n//;
3613		4129
3614	# limit the # of concurrent backtraces	4130	# limit the # of concurrent backtraces
3615	if ($_log_backtrace < 2) {	4131	if ($_log_backtrace < 2) {
3616	++$_log_backtrace;	4132	++$_log_backtrace;
		4133	my $perl_bt = Carp::longmess $msg;
3617	async {	4134	async {
		4135	$Coro::current->{desc} = "abt $msg";
		4136
3618	my @bt = fork_call {	4137	my @bt = fork_call {
3619	@addr = map { sprintf "%x", $_ } @addr;	4138	@addr = map { sprintf "%x", $_ } @addr;
3620	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4139	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3621	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4140	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3622	or die "addr2line: $!";	4141	or die "addr2line: $!";
…		…
3630	}	4149	}
3631		4150
3632	@funcs	4151	@funcs
3633	};	4152	};
3634		4153
3635	LOG llevInfo, "[ABT] $msg\n";	4154	LOG llevInfo, "[ABT] $perl_bt\n";
		4155	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3636	LOG llevInfo, "[ABT] $_\n" for @bt;	4156	LOG llevInfo, "[ABT] $_\n" for @bt;
3637	--$_log_backtrace;	4157	--$_log_backtrace;
3638	};	4158	};
3639	} else {	4159	} else {
3640	LOG llevInfo, "[ABT] $msg\n";	4160	LOG llevInfo, "[ABT] $msg\n";
3641	LOG llevInfo, "[ABT] [suppressed]\n";	4161	LOG llevInfo, "[ABT] [suppressed]\n";
3642	}	4162	}
3643	}	4163	}
3644		4164
3645	# load additional modules	4165	# load additional modules
3646	use cf::pod;	4166	require "cf/$_.pm" for @EXTRA_MODULES;
		4167	cf::_connect_to_perl_2;
3647		4168
3648	END { cf::emergency_save }	4169	END { cf::emergency_save }
3649		4170
3650	1	4171	1
3651		4172

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