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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.367 by root, Wed Sep 12 11:10:11 2007 UTC vs.
Revision 1.541 by root, Tue May 4 23:33:16 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);
		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";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1256		1457
		1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1459	if exists $v->{meta}{mandatory};
1258	warn $msg;	1460
1259	warn "mandatory extension failed to load, exiting.\n";	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1462	delete $todo{$k};
1261	}	1463	} else {
1262		1464	$done{$k} = delete $todo{$k};
1263	warn $msg;	1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1264	}	1470	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1471	}
1270		1472
1271	skip:	1473	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1475
		1476	while (my ($k, $v) = each %todo) {
		1477	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1478	if exists $v->{meta}{mandatory};
		1479	}
		1480	}
1274	}	1481	}
1275	};	1482	};
1276	}	1483	}
1277		1484
1278	#############################################################################	1485	#############################################################################
1279		1486
1280	=back	1487	=back
1281		1488
1282	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1283		1490
1284	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1285		1492
1286	=cut	1493	=cut
1287		1494
1288	package cf::player;	1495	package cf::player;
1289		1496
…		…
1332		1539
1333	sub exists($) {	1540	sub exists($) {
1334	my ($login) = @_;	1541	my ($login) = @_;
1335		1542
1336	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1338	}	1545	}
1339		1546
1340	sub find($) {	1547	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1549	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1559	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1560
1354	my $f = new_from_file cf::object::thawer path $login	1561	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1562	or return;
1356		1563
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1564	my $pl = cf::player::load_pl $f
1359	or return;	1565	or return;
		1566
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1567	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1568	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1363	}	1570	}
1364	}	1571	}
1365	}	1572	}
1366		1573
		1574	cf::player->attach (
		1575	on_load => sub {
		1576	my ($pl, $path) = @_;
		1577
		1578	# restore slots saved in save, below
		1579	my $slots = delete $pl->{_slots};
		1580
		1581	$pl->ob->current_weapon ($slots->[0]);
		1582	$pl->combat_ob ($slots->[1]);
		1583	$pl->ranged_ob ($slots->[2]);
		1584	},
		1585	);
		1586
1367	sub save($) {	1587	sub save($) {
1368	my ($pl) = @_;	1588	my ($pl) = @_;
1369		1589
1370	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
1371		1591
…		…
1374		1594
1375	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1376		1596
1377	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1598	$pl->{last_save} = $cf::RUNTIME;
		1599
		1600	cf::get_slot 0.01;
		1601
		1602	# save slots, to be restored later
		1603	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1604
1380	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1606	cf::cede_to_tick;
1382	}	1607	}
1383		1608
…		…
1415	my ($pl) = @_;	1640	my ($pl) = @_;
1416		1641
1417	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1418		1643
1419	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1645	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1646
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1426		1652
1427	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1693
1468	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
1469	my $path = path $login;	1695	my $path = path $login;
1470		1696
1471	# a .pst is a dead give-away for a valid player	1697	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1703	}
1477		1704
…		…
1481		1708
1482	\@logins	1709	\@logins
1483	}	1710	}
1484		1711
1485	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1486		1715
1487	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1488	player. May block.	1717	player. May block.
1489		1718
1490	=cut	1719	=cut
…		…
1508	}	1737	}
1509		1738
1510	\@paths	1739	\@paths
1511	}	1740	}
1512		1741
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1743
1515	Expand crossfire pod fragments into protocol xml.	1744	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		1745
1564	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1565		1747
1566	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1567		1749
…		…
1599		1781
1600	=cut	1782	=cut
1601		1783
1602	sub find_by_path($) {	1784	sub find_by_path($) {
1603	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1604		1788
1605	my ($match, $specificity);	1789	my ($match, $specificity);
1606		1790
1607	for my $region (list) {	1791	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1818	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1819	our $DEFAULT_RESET = 3000;
1636		1820
1637	sub generate_random_map {	1821	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1822	my ($self, $rmp) = @_;
		1823
		1824	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1825
1639	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1827	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1662		1849
1663	sub register {	1850	sub register {
1664	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1852	my $pkg = caller;
1666		1853
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1855
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1857	}
1672		1858
1673	# also paths starting with '/'	1859	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1861
1676	sub thawer_merge {	1862	sub thawer_merge {
1677	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1678		1864
1679	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1765		1951
1766	# the temporary/swap location	1952	# the temporary/swap location
1767	sub save_path {	1953	sub save_path {
1768	my ($self) = @_;	1954	my ($self) = @_;
1769		1955
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1957	"$TMPDIR/$path.map"
1772	}	1958	}
1773		1959
1774	# the unique path, undef == no special unique path	1960	# the unique path, undef == no special unique path
1775	sub uniq_path {	1961	sub uniq_path {
1776	my ($self) = @_;	1962	my ($self) = @_;
1777		1963
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1965	"$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	}	1966	}
1790		1967
1791	sub decay_objects {	1968	sub decay_objects {
1792	my ($self) = @_;	1969	my ($self) = @_;
1793		1970
…		…
1877	sub find {	2054	sub find {
1878	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
1879		2056
1880	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
1881		2058
1882	cf::lock_wait "map_data:$path";#d#remove	2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2061
1885	$cf::MAP{$path} || do {	2062	$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	2063	my $map = new_from_path cf::map $path
1890	or return;	2064	or return;
1891		2065
1892	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
1893		2067
…		…
1895	or return;	2069	or return;
1896		2070
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
1900	undef $guard1;	2075	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2076	$map->reset;
1903	return find $path;	2077	return find $path;
1904	}	2078	}
1905		2079
1906	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
1907	}	2081	}
1908	}	2082	}
1909		2083
1910	sub pre_load { }	2084	sub pre_load { }
1911	sub post_load { }	2085	#sub post_load { } # XS
1912		2086
1913	sub load {	2087	sub load {
1914	my ($self) = @_;	2088	my ($self) = @_;
1915		2089
1916	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2107	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2108	$f->skip_block;
1935	$self->_load_objects ($f)	2109	$self->_load_objects ($f)
1936	or return;	2110	or return;
1937		2111
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
1939	if delete $self->{load_original};	2113	if delete $self->{load_original};
1940		2114
1941	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2116	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2117	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2136	$self->decay_objects;
1963	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
1964	$self->update_buttons;	2138	$self->update_buttons;
1965	cf::cede_to_tick;	2139	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2140	$self->activate;
1969	}	2141	}
1970		2142
1971	$self->{last_save} = $cf::RUNTIME;	2143	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2144	$self->last_access ($cf::RUNTIME);
1973		2145
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2146	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2147	}
1976		2148
1977	$self->post_load;	2149	$self->post_load;
1978	}	2150	}
1979		2151
		2152	# customize the map for a given player, i.e.
		2153	# return the _real_ map. used by e.g. per-player
		2154	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2155	sub customise_for {
1981	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
1982		2157
1983	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2159	if $self->per_player;
…		…
2000	or next;	2175	or next;
2001	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
2002	or next;	2177	or next;
2003	$neigh->load;	2178	$neigh->load;
2004		2179
		2180	# now find the diagonal neighbours
2005	push @neigh,	2181	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2184	}
2009		2185
…		…
2016	}	2192	}
2017		2193
2018	sub find_sync {	2194	sub find_sync {
2019	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
2020		2196
2021	cf::sync_job { find $path, $origin }	2197	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2198	if $Coro::current == $Coro::main;
		2199
		2200	find $path, $origin
2022	}	2201	}
2023		2202
2024	sub do_load_sync {	2203	sub do_load_sync {
2025	my ($map) = @_;	2204	my ($map) = @_;
2026		2205
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2207	if $Coro::current == $Coro::main;
2029		2208
2030	cf::sync_job { $map->load };	2209	$map->load;
2031	}	2210	}
2032		2211
2033	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
2035		2214
…		…
2037	my ($path, $origin, $load) = @_;	2216	my ($path, $origin, $load) = @_;
2038		2217
2039	$path = normalise $path, $origin && $origin->{path};	2218	$path = normalise $path, $origin && $origin->{path};
2040		2219
2041	if (my $map = $cf::MAP{$path}) {	2220	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2221	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2222	}
2044		2223
2045	$MAP_PREFETCH{$path} |= $load;	2224	$MAP_PREFETCH{$path} |= $load;
2046		2225
2047	$MAP_PREFETCHER ||= cf::async {	2226	$MAP_PREFETCHER ||= cf::async {
		2227	$Coro::current->{desc} = "map prefetcher";
		2228
2048	while (%MAP_PREFETCH) {	2229	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2230	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2231	if (my $map = find $k) {
2051	$map->load if $v;	2232	$map->load if $v;
2052	}	2233	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
2060		2241
2061	()	2242	()
2062	}	2243	}
2063		2244
		2245	# common code, used by both ->save and ->swapout
2064	sub save {	2246	sub _save {
2065	my ($self) = @_;	2247	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2248
2069	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2070		2250
2071	return unless $self->dirty;	2251	return unless $self->dirty;
2072		2252
…		…
2078	return if $self->{deny_save};	2258	return if $self->{deny_save};
2079		2259
2080	local $self->{last_access} = $self->last_access;#d#	2260	local $self->{last_access} = $self->last_access;#d#
2081		2261
2082	cf::async {	2262	cf::async {
		2263	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2264	$_->contr->save for $self->players;
2084	};	2265	};
		2266
		2267	cf::get_slot 0.02;
2085		2268
2086	if ($uniq) {	2269	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2270	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2271	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2272	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2273	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2274	}
2092	}	2275	}
2093		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2094	sub swap_out {	2285	sub swap_out {
2095	my ($self) = @_;	2286	my ($self) = @_;
2096		2287
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2289
		2290	return if $self->in_memory != cf::MAP_ACTIVE;
		2291	return if $self->{deny_save};
2102	return if $self->players;	2292	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2297	$self->in_memory (cf::MAP_SWAPPED);
		2298
		2299	# then atomically save
		2300	$self->_save;
		2301
		2302	# then free the map
		2303	$self->clear;
		2304	}
		2305
		2306	sub reset_at {
		2307	my ($self) = @_;
		2308
		2309	# TODO: safety, remove and allow resettable per-player maps
		2310	return 1e99 if $self->{deny_reset};
		2311
		2312	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2313	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2314
		2315	$time + $to
		2316	}
		2317
		2318	sub should_reset {
		2319	my ($self) = @_;
		2320
		2321	$self->reset_at <= $cf::RUNTIME
		2322	}
		2323
		2324	sub reset {
		2325	my ($self) = @_;
		2326
		2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2328
		2329	return if $self->players;
		2330
		2331	cf::trace "resetting map ", $self->path, "\n";
		2332
		2333	$self->in_memory (cf::MAP_SWAPPED);
		2334
		2335	# need to save uniques path
		2336	unless ($self->{deny_save}) {
		2337	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2338
		2339	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2340	if $uniq;
		2341	}
		2342
		2343	delete $cf::MAP{$self->path};
2107		2344
2108	$self->deactivate;	2345	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2346	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2347	$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		2348
2156	$self->unlink_save;	2349	$self->unlink_save;
2157	$self->destroy;	2350	$self->destroy;
2158	}	2351	}
2159		2352
…		…
2167		2360
2168	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2169		2362
2170	$self->unlink_save;	2363	$self->unlink_save;
2171		2364
2172	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2370
…		…
2226		2419
2227	sub unique_maps() {	2420	sub unique_maps() {
2228	[	2421	[
2229	map {	2422	map {
2230	utf8::decode $_;	2423	utf8::decode $_;
2231	/\.map$/	2424	s/\.map$//; # TODO future compatibility hack
		2425	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2426	? ()
2232	? normalise $_	2427	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2429	]
2236	}	2430	}
2237		2431
2238	package cf;	2432	=item cf::map::static_maps
		2433
		2434	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2435	file in the shared directory excluding F</styles> and F</editor>). May
		2436	block.
		2437
		2438	=cut
		2439
		2440	sub static_maps() {
		2441	my @dirs = "";
		2442	my @maps;
		2443
		2444	while (@dirs) {
		2445	my $dir = shift @dirs;
		2446
		2447	next if $dir eq "/styles" || $dir eq "/editor";
		2448
		2449	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2450	or return;
		2451
		2452	for (@$files) {
		2453	s/\.map$// or next;
		2454	utf8::decode $_;
		2455	push @maps, "$dir/$_";
		2456	}
		2457
		2458	push @dirs, map "$dir/$_", @$dirs;
		2459	}
		2460
		2461	\@maps
		2462	}
2239		2463
2240	=back	2464	=back
2241		2465
2242	=head3 cf::object	2466	=head3 cf::object
2243		2467
…		…
2247		2471
2248	=over 4	2472	=over 4
2249		2473
2250	=item $ob->inv_recursive	2474	=item $ob->inv_recursive
2251		2475
2252	Returns the inventory of the object _and_ their inventories, recursively.	2476	Returns the inventory of the object I<and> their inventories, recursively,
		2477	but I<not> the object itself.
2253		2478
2254	=cut	2479	=cut
2255		2480
2256	sub inv_recursive_;	2481	sub inv_recursive_;
2257	sub inv_recursive_ {	2482	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2487	inv_recursive_ inv $_[0]
2263	}	2488	}
2264		2489
2265	=item $ref = $ob->ref	2490	=item $ref = $ob->ref
2266		2491
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2492	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2493
2269	=item $ob = cf::object::deref ($refstring)	2494	=item $ob = cf::object::deref ($refstring)
2270		2495
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2496	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2497	even if the object actually exists. May block.
…		…
2274	=cut	2499	=cut
2275		2500
2276	sub deref {	2501	sub deref {
2277	my ($ref) = @_;	2502	my ($ref) = @_;
2278		2503
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2504	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2505	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2506	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2507	or return;
2286	$pl->ob->uuid eq $uuid	2508	$pl->ob->uuid eq $uuid
2287	or return;	2509	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2529	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2530	dialogue with the given NPC character.
2309		2531
2310	=cut	2532	=cut
2311		2533
		2534	our $SAY_CHANNEL = {
		2535	id => "say",
		2536	title => "Map",
		2537	reply => "say ",
		2538	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2539	};
		2540
		2541	our $CHAT_CHANNEL = {
		2542	id => "chat",
		2543	title => "Chat",
		2544	reply => "chat ",
		2545	tooltip => "Player chat and shouts, global to the server.",
		2546	};
		2547
2312	# rough implementation of a future "reply" method that works	2548	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2549	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2550	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2551	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2552	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2563	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2564	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2565
2330	} else {	2566	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2567	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2568	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2569	}
2334	}	2570	}
2335	}	2571	}
2336		2572
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2573	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2598
2363	=item $player_object->enter_link	2599	=item $player_object->enter_link
2364		2600
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2601	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2602
2367	The player should be reasonably safe there for short amounts of time. You	2603	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.	2604	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2605	though, as the player cannot control the character while it is on the link
		2606	map.
2369		2607
2370	Will never block.	2608	Will never block.
2371		2609
2372	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2373		2611
…		…
2393	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2632	my ($self) = @_;
2395		2633
2396	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2397		2635
		2636	++$self->{_link_recursion};
		2637
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2639
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2402		2642
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2644	}
2405		2645
2406	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2408		2648
…		…
2425	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2427		2667
2428	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2431		2671
2432	$map->load;	2672	$map->load;
2433	$map->load_neighbours;	2673	$map->load_neighbours;
2434		2674
2435	return unless $self->contr->active;	2675	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2676
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2440	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2441		2684
		2685	}
		2686
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2687	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2688
2444	Moves the player to the given map-path and coordinates by first freezing	2689	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	2690	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	2691	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	2692	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2693	be called at the end of this process.
2449		2694
		2695	Note that $check will be called with a potentially non-loaded map, so if
		2696	it needs a loaded map it has to call C<< ->load >>.
		2697
2450	=cut	2698	=cut
2451		2699
2452	our $GOTOGEN;	2700	our $GOTOGEN;
2453		2701
2454	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2703	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2704
		2705	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2706	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2707	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2708	($path, $x, $y) = @$EMERGENCY_POSITION;
		2709	}
		2710
2457	# do generation counting so two concurrent goto's will be executed in-order	2711	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2713
2460	$self->enter_link;	2714	$self->enter_link;
2461		2715
2462	(async {	2716	(async {
		2717	$Coro::current->{desc} = "player::goto $path $x $y";
		2718
2463	# *tag paths override both path and x|y	2719	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2720	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2721	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2722	my $ob = $obs[rand @obs];
2467		2723
2468	# see if we actually can go there	2724	# see if we actually can go there
2469	# todo: use ob_blocked to check all tiles of the destination "object"	2725	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2470	# for suitability.	2726	$ob = $obs[rand @obs];
		2727	} else {
		2728	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2729	}
		2730	# else put us there anyways for now #d#
2471		2731
2472	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2732	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2733	} else {
		2734	($path, $x, $y) = (undef, undef, undef);
2473	}	2735	}
2474	}	2736	}
2475		2737
2476	my $map = eval {	2738	my $map = eval {
2477	my $map = cf::map::find $path;	2739	my $map = defined $path ? cf::map::find $path : undef;
2478		2740
2479	if ($map) {	2741	if ($map) {
2480	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2481	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2482	} else {	2744	} else {
2483	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2484	}	2746	}
2485		2747
2486	$map	2748	$map
2487	};	2749	};
2488		2750
…		…
2494	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2495	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2496	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2497	}	2759	}
2498		2760
2499	$done->() if $done;	2761	$done->($self) if $done;
2500	})->prio (1);	2762	})->prio (1);
2501	}	2763	}
2502		2764
2503	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2504		2766
…		…
2524	}	2786	}
2525		2787
2526	sub prepare_random_map {	2788	sub prepare_random_map {
2527	my ($exit) = @_;	2789	my ($exit) = @_;
2528		2790
2529	my $guard = cf::lock_acquire "exit_prepare:$exit";
2530
2531	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2532	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2533	# that depends on the exit object	2793	# that depends on the exit object
2534		2794
2535	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2537	if ($exit->map) {	2797	if ($exit->map) {
2538	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2539	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2540	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2541	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2542	}	2804	}
2543		2805
2544	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2545		2807
2546	my $data = cf::to_json $rmp;	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2547	my $md5 = Digest::MD5::md5_hex $data;	2809	my $md5 = Digest::MD5::md5_hex $data;
2548	my $meta = "$RANDOMDIR/$md5.meta";	2810	my $meta = "$RANDOMDIR/$md5.meta";
2549		2811
2550	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2551	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2552	undef $fh;	2814	undef $fh;
2553	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2554		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2555	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2556	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2557	}	2823	}
2558	}	2824	}
2559		2825
2560	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2561	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2562		2828
2563	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2564		2830
2565	if ($exit->slaying eq "/!") {
2566	#TODO: this should de-fi-ni-te-ly not be a sync-job
2567	# the problem is that $exit might not survive long enough
2568	# so it needs to be done right now, right here
2569	cf::sync_job { prepare_random_map $exit };
2570	}
2571
2572	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2573	my $hp = $exit->stats->hp;
2574	my $sp = $exit->stats->sp;
2575
2576	$self->enter_link;	2831	$self->enter_link;
2577		2832
2578	# if exit is damned, update players death & WoR home-position
2579	$self->contr->savebed ($slaying, $hp, $sp)
2580	if $exit->flag (FLAG_DAMNED);
2581
2582	(async {	2833	(async {
2583	$self->deactivate_recursive; # just to be sure	2834	$Coro::current->{desc} = "enter_exit";
		2835
2584	unless (eval {	2836	unless (eval {
		2837	$self->deactivate_recursive; # just to be sure
		2838
		2839	# random map handling
		2840	{
		2841	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2842
		2843	prepare_random_map $exit
		2844	if $exit->slaying eq "/!";
		2845	}
		2846
		2847	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2848	my $x = $exit->stats->hp;
		2849	my $y = $exit->stats->sp;
		2850
2585	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2586		2852
		2853	# if exit is damned, update players death & WoR home-position
		2854	$self->contr->savebed ($map, $x, $y)
		2855	if $exit->flag (cf::FLAG_DAMNED);
		2856
2587	1;	2857	1
2588	}) {	2858	}) {
2589	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2590	. "I'll try to bring you back to the map you were before. "	2860	. "I'll try to bring you back to the map you were before. "
2591	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2592	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2593		2863
2594	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2595	$self->leave_link;	2865	$self->leave_link;
2596	}	2866	}
2597	})->prio (1);	2867	})->prio (1);
2598	}	2868	}
2599		2869
…		…
2611	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2612	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2613		2883
2614	utf8::encode $text;	2884	utf8::encode $text;
2615	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2885	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2886	}
		2887
		2888	=item $client->send_big_packet ($pkt)
		2889
		2890	Like C<send_packet>, but tries to compress large packets, and fragments
		2891	them as required.
		2892
		2893	=cut
		2894
		2895	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2896
		2897	sub cf::client::send_big_packet {
		2898	my ($self, $pkt) = @_;
		2899
		2900	# try lzf for large packets
		2901	$pkt = "lzf " . Compress::LZF::compress $pkt
		2902	if 1024 <= length $pkt and $self->{can_lzf};
		2903
		2904	# split very large packets
		2905	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2906	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2907	$pkt = "frag";
		2908	}
		2909
		2910	$self->send_packet ($pkt);
2616	}	2911	}
2617		2912
2618	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2619		2914
2620	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2622	the message, with C<log> being the default. If C<$color> is negative, suppress	2917	the message, with C<log> being the default. If C<$color> is negative, suppress
2623	the message unless the client supports the msg packet.	2918	the message unless the client supports the msg packet.
2624		2919
2625	=cut	2920	=cut
2626		2921
		2922	# non-persistent channels (usually the info channel)
2627	our %CHANNEL = (	2923	our %CHANNEL = (
		2924	"c/motd" => {
		2925	id => "infobox",
		2926	title => "MOTD",
		2927	reply => undef,
		2928	tooltip => "The message of the day",
		2929	},
2628	"c/identify" => {	2930	"c/identify" => {
2629	id => "identify",	2931	id => "infobox",
2630	title => "Identify",	2932	title => "Identify",
2631	reply => undef,	2933	reply => undef,
2632	tooltip => "Items recently identified",	2934	tooltip => "Items recently identified",
2633	},	2935	},
2634	"c/examine" => {	2936	"c/examine" => {
2635	id => "examine",	2937	id => "infobox",
2636	title => "Examine",	2938	title => "Examine",
2637	reply => undef,	2939	reply => undef,
2638	tooltip => "Signs and other items you examined",	2940	tooltip => "Signs and other items you examined",
2639	},	2941	},
		2942	"c/shopinfo" => {
		2943	id => "infobox",
		2944	title => "Shop Info",
		2945	reply => undef,
		2946	tooltip => "What your bargaining skill tells you about the shop",
		2947	},
		2948	"c/book" => {
		2949	id => "infobox",
		2950	title => "Book",
		2951	reply => undef,
		2952	tooltip => "The contents of a note or book",
		2953	},
		2954	"c/lookat" => {
		2955	id => "infobox",
		2956	title => "Look",
		2957	reply => undef,
		2958	tooltip => "What you saw there",
		2959	},
		2960	"c/who" => {
		2961	id => "infobox",
		2962	title => "Players",
		2963	reply => undef,
		2964	tooltip => "Shows players who are currently online",
		2965	},
		2966	"c/body" => {
		2967	id => "infobox",
		2968	title => "Body Parts",
		2969	reply => undef,
		2970	tooltip => "Shows which body parts you posess and are available",
		2971	},
		2972	"c/statistics" => {
		2973	id => "infobox",
		2974	title => "Statistics",
		2975	reply => undef,
		2976	tooltip => "Shows your primary statistics",
		2977	},
		2978	"c/skills" => {
		2979	id => "infobox",
		2980	title => "Skills",
		2981	reply => undef,
		2982	tooltip => "Shows your experience per skill and item power",
		2983	},
		2984	"c/shopitems" => {
		2985	id => "infobox",
		2986	title => "Shop Items",
		2987	reply => undef,
		2988	tooltip => "Shows the items currently for sale in this shop",
		2989	},
		2990	"c/resistances" => {
		2991	id => "infobox",
		2992	title => "Resistances",
		2993	reply => undef,
		2994	tooltip => "Shows your resistances",
		2995	},
		2996	"c/pets" => {
		2997	id => "infobox",
		2998	title => "Pets",
		2999	reply => undef,
		3000	tooltip => "Shows information abotu your pets/a specific pet",
		3001	},
		3002	"c/perceiveself" => {
		3003	id => "infobox",
		3004	title => "Perceive Self",
		3005	reply => undef,
		3006	tooltip => "You gained detailed knowledge about yourself",
		3007	},
		3008	"c/uptime" => {
		3009	id => "infobox",
		3010	title => "Uptime",
		3011	reply => undef,
		3012	tooltip => "How long the server has been running since last restart",
		3013	},
		3014	"c/mapinfo" => {
		3015	id => "infobox",
		3016	title => "Map Info",
		3017	reply => undef,
		3018	tooltip => "Information related to the maps",
		3019	},
		3020	"c/party" => {
		3021	id => "party",
		3022	title => "Party",
		3023	reply => "gsay ",
		3024	tooltip => "Messages and chat related to your party",
		3025	},
		3026	"c/death" => {
		3027	id => "death",
		3028	title => "Death",
		3029	reply => undef,
		3030	tooltip => "Reason for and more info about your most recent death",
		3031	},
		3032	"c/say" => $SAY_CHANNEL,
		3033	"c/chat" => $CHAT_CHANNEL,
2640	);	3034	);
2641		3035
2642	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2643	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2644		3038
2645	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2646		3041
2647	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2648		3043
2649	# check predefined channels, for the benefit of C	3044	# check predefined channels, for the benefit of C
2650	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3045	if ($CHANNEL{$channel}) {
		3046	$channel = $CHANNEL{$channel};
2651		3047
		3048	$self->ext_msg (channel_info => $channel);
		3049	$channel = $channel->{id};
		3050
2652	if (ref $channel) {	3051	} elsif (ref $channel) {
2653	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2654	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2655	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2656	$self->ext_msg (channel_info => $channel)	3055	$self->ext_msg (channel_info => $channel);
2657	if $self->can_msg;
2658	}	3056	}
2659		3057
2660	$channel = $channel->{id};	3058	$channel = $channel->{id};
2661	}	3059	}
2662		3060
2663	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2664		3062
2665	if ($self->can_msg) {
2666	# default colour, mask it out	3063	# default colour, mask it out
2667	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2668	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2669		3066
2670	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2671	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2672	} else {	3070	);
2673	if ($color >= 0) {
2674	# replace some tags by gcfclient-compatible ones
2675	for ($msg) {
2676	1 while
2677	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2678	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2679	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2680	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2681	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2682	}
2683		3071
2684	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2685
2686	utf8::encode $msg;
2687
2688	if (0 && $msg =~ /\[/) {
2689	# COMMAND/INFO
2690	$self->send_packet ("drawextinfo $color 10 8 $msg")
2691	} else {
2692	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2693	$self->send_packet ("drawinfo $color $msg")
2694	}
2695	}
2696	}
2697	}	3073	}
2698		3074
2699	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2700		3076
2701	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2704		3080
2705	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2706	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2707		3083
2708	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2709	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2710	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2711	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2712	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2713	}	3089	}
2714	}	3090	}
2715		3091
2716	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2717		3093
…		…
2721		3097
2722	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2723	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2724		3100
2725	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2726	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2727	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2728	#TODO: version 1, remove	3104	#TODO: version 1, remove
2729	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2731	}	3107	}
2732	}	3108	}
2733		3109
2734	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2735		3111
…		…
2806		3182
2807	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
2808	if $reply;	3184	if $reply;
2809		3185
2810	} else {	3186	} else {
2811	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3187	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2812	}	3188	}
2813		3189
2814	cf::override;	3190	cf::override;
2815	},	3191	},
2816	);	3192	);
…		…
2836		3212
2837	$coro	3213	$coro
2838	}	3214	}
2839		3215
2840	cf::client->attach (	3216	cf::client->attach (
2841	on_destroy => sub {	3217	on_client_destroy => sub {
2842	my ($ns) = @_;	3218	my ($ns) = @_;
2843		3219
2844	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2845	},	3221	},
2846	);	3222	);
…		…
2862	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
2863		3239
2864	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
2865		3241
2866	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
2867	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
2868	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
2869	sort time	3245	sort time
2870	));	3246	));
2871		3247
2872	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
2874	=pod	3250	=pod
2875		3251
2876	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
2877		3253
2878	cf::object	3254	cf::object
2879	contr pay_amount pay_player map x y force_find force_add	3255	contr pay_amount pay_player map x y force_find force_add destroy
2880	insert remove name archname title slaying race decrease_ob_nr	3256	insert remove name archname title slaying race decrease split
		3257	value
2881		3258
2882	cf::object::player	3259	cf::object::player
2883	player	3260	player
2884		3261
2885	cf::player	3262	cf::player
…		…
2890		3267
2891	=cut	3268	=cut
2892		3269
2893	for (	3270	for (
2894	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2895	insert remove inv name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
2896	decrease_ob_nr)],	3273	decrease split destroy change_exp value msg lore send_msg)],
2897	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
2898	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
2899	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
2900	) {	3277	) {
2901	no strict 'refs';
2902	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
2903	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2904	for @funs;	3280	for @funs;
2905	}	3281	}
2906		3282
…		…
2921		3297
2922	my $qcode = $code;	3298	my $qcode = $code;
2923	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2924	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
2925		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
2926	local $_;	3305	local $_;
2927	local @safe::cf::_safe_eval_args = values %vars;
2928		3306
2929	my $eval =	3307	my $eval =
2930	"do {\n"	3308	"do {\n"
2931	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2932	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
2933	. $code	3311	. $code
2934	. "\n}"	3312	. "\n}"
2935	;	3313	;
2936		3314
		3315	if ($CFG{safe_eval}) {
2937	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
2938	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2939	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
2940		3324
2941	if ($@) {	3325	if ($@) {
2942	warn "$@";	3326	warn "$@",
2943	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
2944	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
2945	}	3329	}
2946		3330
2947	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
2948	}	3332	}
2949		3333
…		…
2963	=cut	3347	=cut
2964		3348
2965	sub register_script_function {	3349	sub register_script_function {
2966	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
2967		3351
2968	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
2969	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
2970	}	3354	}
2971		3355
2972	=back	3356	=back
2973		3357
2974	=cut	3358	=cut
2975		3359
2976	#############################################################################	3360	#############################################################################
2977	# the server's init and main functions	3361	# the server's init and main functions
		3362
		3363	# async inc loader. yay.
		3364	sub inc_loader {
		3365	my $mod = $_[1];
		3366
		3367	if (in_main && !tick_inhibit) {
		3368	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3369	} else {
		3370	debug "loading perl module $mod\n";
		3371	}
		3372
		3373	# 1. find real file
		3374	for my $dir (@ORIG_INC) {
		3375	ref $dir and next;
		3376	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3377	or next;
		3378
		3379	$data = "#line 1 $dir/$mod\n$data";
		3380
		3381	open my $fh, "<", \$data or die;
		3382
		3383	return $fh;
		3384	}
		3385
		3386	()
		3387	}
		3388
		3389	sub init_inc {
		3390	# save original @INC
		3391	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3392
		3393	# make sure we can do scalar-opens
		3394	open my $dummy, "<", \my $dummy2;
		3395
		3396	# execute some stuff so perl load's some of the core modules
		3397	/Ü/ =~ /ü/i;
		3398	eval { &Storable::nstore_fd };
		3399
		3400	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3401
		3402	debug "module loading will be asynchronous from this point on.";
		3403	}
2978		3404
2979	sub load_facedata($) {	3405	sub load_facedata($) {
2980	my ($path) = @_;	3406	my ($path) = @_;
2981		3407
2982	# HACK to clear player env face cache, we need some signal framework	3408	# HACK to clear player env face cache, we need some signal framework
2983	# for this (global event?)	3409	# for this (global event?)
2984	%ext::player_env::MUSIC_FACE_CACHE = ();	3410	%ext::player_env::MUSIC_FACE_CACHE = ();
2985		3411
2986	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3412	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2987		3413
2988	warn "loading facedata from $path\n";	3414	trace "loading facedata from $path\n";
2989		3415
2990	my $facedata;	3416	my $facedata;
2991	0 < aio_load $path, $facedata	3417	0 < aio_load $path, $facedata
2992	or die "$path: $!";	3418	or die "$path: $!";
2993		3419
…		…
2995		3421
2996	$facedata->{version} == 2	3422	$facedata->{version} == 2
2997	or cf::cleanup "$path: version mismatch, cannot proceed.";	3423	or cf::cleanup "$path: version mismatch, cannot proceed.";
2998		3424
2999	# patch in the exptable	3425	# patch in the exptable
		3426	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3000	$facedata->{resource}{"res/exp_table"} = {	3427	$facedata->{resource}{"res/exp_table"} = {
3001	type => FT_RSRC,	3428	type => FT_RSRC,
3002	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3429	data => $exp_table,
		3430	hash => (Digest::MD5::md5 $exp_table),
3003	};	3431	};
3004	cf::cede_to_tick;	3432	cf::cede_to_tick;
3005		3433
3006	{	3434	{
3007	my $faces = $facedata->{faceinfo};	3435	my $faces = $facedata->{faceinfo};
3008		3436
3009	while (my ($face, $info) = each %$faces) {	3437	while (my ($face, $info) = each %$faces) {
3010	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3438	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3439
3011	cf::face::set_visibility $idx, $info->{visibility};	3440	cf::face::set_visibility $idx, $info->{visibility};
3012	cf::face::set_magicmap $idx, $info->{magicmap};	3441	cf::face::set_magicmap $idx, $info->{magicmap};
3013	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3442	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3014	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3443	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3015		3444
3016	cf::cede_to_tick;	3445	cf::cede_to_tick;
3017	}	3446	}
3018		3447
3019	while (my ($face, $info) = each %$faces) {	3448	while (my ($face, $info) = each %$faces) {
3020	next unless $info->{smooth};	3449	next unless $info->{smooth};
		3450
3021	my $idx = cf::face::find $face	3451	my $idx = cf::face::find $face
3022	or next;	3452	or next;
		3453
3023	if (my $smooth = cf::face::find $info->{smooth}) {	3454	if (my $smooth = cf::face::find $info->{smooth}) {
3024	cf::face::set_smooth $idx, $smooth;	3455	cf::face::set_smooth $idx, $smooth;
3025	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3456	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3026	} else {	3457	} else {
3027	warn "smooth face '$info->{smooth}' not found for face '$face'";	3458	error "smooth face '$info->{smooth}' not found for face '$face'";
3028	}	3459	}
3029		3460
3030	cf::cede_to_tick;	3461	cf::cede_to_tick;
3031	}	3462	}
3032	}	3463	}
…		…
3041		3472
3042	cf::anim::invalidate_all; # d'oh	3473	cf::anim::invalidate_all; # d'oh
3043	}	3474	}
3044		3475
3045	{	3476	{
3046	# TODO: for gcfclient pleasure, we should give resources
3047	# that gcfclient doesn't grok a >10000 face index.
3048	my $res = $facedata->{resource};	3477	my $res = $facedata->{resource};
3049		3478
3050	my $soundconf = delete $res->{"res/sound.conf"};
3051
3052	while (my ($name, $info) = each %$res) {	3479	while (my ($name, $info) = each %$res) {
		3480	if (defined $info->{type}) {
3053	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3481	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3054	my $data;
3055		3482
3056	if ($info->{type} & 1) {	3483	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3057	# prepend meta info	3484	cf::face::set_type $idx, $info->{type};
3058
3059	my $meta = $enc->encode ({
3060	name => $name,
3061	%{ $info->{meta} || {} },
3062	});
3063
3064	$data = pack "(w/a*)*", $meta, $info->{data};
3065	} else {	3485	} else {
3066	$data = $info->{data};	3486	$RESOURCE{$name} = $info; # unused
3067	}	3487	}
3068		3488
3069	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3070	cf::face::set_type $idx, $info->{type};
3071
3072	cf::cede_to_tick;	3489	cf::cede_to_tick;
3073	}	3490	}
3074
3075	if ($soundconf) {
3076	$soundconf = $enc->decode (delete $soundconf->{data});
3077
3078	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3079	my $sound = $soundconf->{compat}[$_]
3080	or next;
3081
3082	my $face = cf::face::find "sound/$sound->[1]";
3083	cf::sound::set $sound->[0] => $face;
3084	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3085	}
3086
3087	while (my ($k, $v) = each %{$soundconf->{event}}) {
3088	my $face = cf::face::find "sound/$v";
3089	cf::sound::set $k => $face;
3090	}
3091	}
3092	}	3491	}
		3492
		3493	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3093		3494
3094	1	3495	1
3095	}	3496	}
3096		3497
3097	register_exticmd fx_want => sub {	3498	register_exticmd fx_want => sub {
…		…
3099		3500
3100	while (my ($k, $v) = each %$want) {	3501	while (my ($k, $v) = each %$want) {
3101	$ns->fx_want ($k, $v);	3502	$ns->fx_want ($k, $v);
3102	}	3503	}
3103	};	3504	};
		3505
		3506	sub load_resource_file($) {
		3507	my $guard = lock_acquire "load_resource_file";
		3508
		3509	my $status = load_resource_file_ $_[0];
		3510	get_slot 0.1, 100;
		3511	cf::arch::commit_load;
		3512
		3513	$status
		3514	}
3104		3515
3105	sub reload_regions {	3516	sub reload_regions {
3106	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
3107	# for this (global event?)	3518	# for this (global event?)
3108	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3122	}	3533	}
3123		3534
3124	sub reload_archetypes {	3535	sub reload_archetypes {
3125	load_resource_file "$DATADIR/archetypes"	3536	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";	3537	or die "unable to load archetypes\n";
3127	#d# NEED to laod twice to resolve forward references
3128	# this really needs to be done in an extra post-pass
3129	# (which needs to be synchronous, so solve it differently)
3130	load_resource_file "$DATADIR/archetypes"
3131	or die "unable to load archetypes\n";
3132	}	3538	}
3133		3539
3134	sub reload_treasures {	3540	sub reload_treasures {
3135	load_resource_file "$DATADIR/treasures"	3541	load_resource_file "$DATADIR/treasures"
3136	or die "unable to load treasurelists\n";	3542	or die "unable to load treasurelists\n";
3137	}	3543	}
3138		3544
		3545	sub reload_sound {
		3546	trace "loading sound config from $DATADIR/sound\n";
		3547
		3548	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3549	or die "$DATADIR/sound $!";
		3550
		3551	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3552
		3553	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3554	my $sound = $soundconf->{compat}[$_]
		3555	or next;
		3556
		3557	my $face = cf::face::find "sound/$sound->[1]";
		3558	cf::sound::set $sound->[0] => $face;
		3559	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3560	}
		3561
		3562	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3563	my $face = cf::face::find "sound/$v";
		3564	cf::sound::set $k => $face;
		3565	}
		3566	}
		3567
3139	sub reload_resources {	3568	sub reload_resources {
3140	warn "reloading resource files...\n";	3569	trace "reloading resource files...\n";
3141		3570
		3571	reload_facedata;
		3572	reload_sound;
		3573	reload_archetypes;
3142	reload_regions;	3574	reload_regions;
3143	reload_facedata;
3144	#reload_archetypes;#d#
3145	reload_archetypes;
3146	reload_treasures;	3575	reload_treasures;
3147		3576
3148	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
3149	}
3150
3151	sub init {
3152	reload_resources;
3153	}	3578	}
3154		3579
3155	sub reload_config {	3580	sub reload_config {
		3581	trace "reloading config file...\n";
		3582
3156	open my $fh, "<:utf8", "$CONFDIR/config"	3583	open my $fh, "<:utf8", "$CONFDIR/config"
3157	or return;	3584	or return;
3158		3585
3159	local $/;	3586	local $/;
3160	*CFG = YAML::Syck::Load <$fh>;	3587	*CFG = YAML::XS::Load scalar <$fh>;
3161		3588
3162	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3163		3590
3164	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3591	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3165	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3592	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3166		3593
3167	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
3169	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3596	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3170	and die "WARNING: m(un)lockall failed: $!\n";	3597	and die "WARNING: m(un)lockall failed: $!\n";
3171	};	3598	};
3172	warn $@ if $@;	3599	warn $@ if $@;
3173	}	3600	}
		3601
		3602	trace "finished reloading resource files\n";
		3603	}
		3604
		3605	sub pidfile() {
		3606	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3607	or die "$PIDFILE: $!";
		3608	flock $fh, &Fcntl::LOCK_EX
		3609	or die "$PIDFILE: flock: $!";
		3610	$fh
		3611	}
		3612
		3613	# make sure only one server instance is running at any one time
		3614	sub atomic {
		3615	my $fh = pidfile;
		3616
		3617	my $pid = <$fh>;
		3618	kill 9, $pid if $pid > 0;
		3619
		3620	seek $fh, 0, 0;
		3621	print $fh $$;
		3622	}
		3623
		3624	sub main_loop {
		3625	trace "EV::loop starting\n";
		3626	if (1) {
		3627	EV::loop;
		3628	}
		3629	trace "EV::loop returned\n";
		3630	goto &main_loop unless $REALLY_UNLOOP;
3174	}	3631	}
3175		3632
3176	sub main {	3633	sub main {
		3634	cf::init_globals; # initialise logging
		3635
		3636	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3637	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3638	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3639	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3640
		3641	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3642
3177	# we must not ever block the main coroutine	3643	# we must not ever block the main coroutine
3178	local $Coro::idle = sub {	3644	local $Coro::idle = sub {
3179	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3645	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3180	(async {	3646	(async {
3181	Event::one_event;	3647	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3648	EV::loop EV::LOOP_ONESHOT;
3182	})->prio (Coro::PRIO_MAX);	3649	})->prio (Coro::PRIO_MAX);
3183	};	3650	};
3184		3651
		3652	evthread_start IO::AIO::poll_fileno;
		3653
		3654	cf::sync_job {
		3655	init_inc;
		3656
		3657	cf::init_experience;
		3658	cf::init_anim;
		3659	cf::init_attackmess;
		3660	cf::init_dynamic;
		3661
		3662	cf::load_settings;
		3663	cf::load_materials;
		3664
		3665	reload_resources;
3185	reload_config;	3666	reload_config;
3186	db_init;	3667	db_init;
		3668
		3669	cf::init_uuid;
		3670	cf::init_signals;
		3671	cf::init_skills;
		3672
		3673	cf::init_beforeplay;
		3674
		3675	atomic;
		3676
3187	load_extensions;	3677	load_extensions;
3188		3678
3189	$TICK_WATCHER->start;	3679	utime time, time, $RUNTIMEFILE;
3190	Event::loop;	3680
		3681	# no (long-running) fork's whatsoever before this point(!)
		3682	use POSIX ();
		3683	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3684
		3685	(pop @POST_INIT)->(0) while @POST_INIT;
		3686	};
		3687
		3688	cf::object::thawer::errors_are_fatal 0;
		3689	info "parse errors in files are no longer fatal from this point on.\n";
		3690
		3691	my $free_main; $free_main = EV::idle sub {
		3692	undef $free_main;
		3693	undef &main; # free gobs of memory :)
		3694	};
		3695
		3696	goto &main_loop;
3191	}	3697	}
3192		3698
3193	#############################################################################	3699	#############################################################################
3194	# initialisation and cleanup	3700	# initialisation and cleanup
3195		3701
3196	# install some emergency cleanup handlers	3702	# install some emergency cleanup handlers
3197	BEGIN {	3703	BEGIN {
		3704	our %SIGWATCHER = ();
3198	for my $signal (qw(INT HUP TERM)) {	3705	for my $signal (qw(INT HUP TERM)) {
3199	Event->signal (	3706	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3200	reentrant => 0,
3201	data => WF_AUTOCANCEL,
3202	signal => $signal,
3203	prio => 0,
3204	cb => sub {
3205	cf::cleanup "SIG$signal";	3707	cf::cleanup "SIG$signal";
3206	},
3207	);	3708	};
3208	}	3709	}
3209	}	3710	}
3210		3711
3211	sub write_runtime {	3712	sub write_runtime_sync {
3212	my $runtime = "$LOCALDIR/runtime";	3713	my $t0 = AE::time;
3213		3714
3214	# first touch the runtime file to show we are still running:	3715	# first touch the runtime file to show we are still running:
3215	# the fsync below can take a very very long time.	3716	# the fsync below can take a very very long time.
3216		3717
3217	IO::AIO::aio_utime $runtime, undef, undef;	3718	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3218		3719
3219	my $guard = cf::lock_acquire "write_runtime";	3720	my $guard = cf::lock_acquire "write_runtime";
3220		3721
3221	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3722	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3222	or return;	3723	or return;
3223		3724
3224	my $value = $cf::RUNTIME + 90 + 10;	3725	my $value = $cf::RUNTIME + 90 + 10;
3225	# 10 is the runtime save interval, for a monotonic clock	3726	# 10 is the runtime save interval, for a monotonic clock
3226	# 60 allows for the watchdog to kill the server.	3727	# 60 allows for the watchdog to kill the server.
…		…
3236	aio_utime $fh, undef, undef;	3737	aio_utime $fh, undef, undef;
3237		3738
3238	close $fh	3739	close $fh
3239	or return;	3740	or return;
3240		3741
3241	aio_rename "$runtime~", $runtime	3742	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3242	and return;	3743	and return;
3243		3744
3244	warn "runtime file written.\n";	3745	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3245		3746
3246	1	3747	1
		3748	}
		3749
		3750	our $uuid_lock;
		3751	our $uuid_skip;
		3752
		3753	sub write_uuid_sync($) {
		3754	$uuid_skip ||= $_[0];
		3755
		3756	return if $uuid_lock;
		3757	local $uuid_lock = 1;
		3758
		3759	my $uuid = "$LOCALDIR/uuid";
		3760
		3761	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3762	or return;
		3763
		3764	my $value = uuid_seq uuid_cur;
		3765
		3766	unless ($value) {
		3767	info "cowardly refusing to write zero uuid value!\n";
		3768	return;
		3769	}
		3770
		3771	my $value = uuid_str $value + $uuid_skip;
		3772	$uuid_skip = 0;
		3773
		3774	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3775	and return;
		3776
		3777	# always fsync - this file is important
		3778	aio_fsync $fh
		3779	and return;
		3780
		3781	close $fh
		3782	or return;
		3783
		3784	aio_rename "$uuid~", $uuid
		3785	and return;
		3786
		3787	trace "uuid file written ($value).\n";
		3788
		3789	1
		3790
		3791	}
		3792
		3793	sub write_uuid($$) {
		3794	my ($skip, $sync) = @_;
		3795
		3796	$sync ? write_uuid_sync $skip
		3797	: async { write_uuid_sync $skip };
3247	}	3798	}
3248		3799
3249	sub emergency_save() {	3800	sub emergency_save() {
3250	my $freeze_guard = cf::freeze_mainloop;	3801	my $freeze_guard = cf::freeze_mainloop;
3251		3802
3252	warn "enter emergency perl save\n";	3803	info "emergency_perl_save: enter\n";
		3804
		3805	# this is a trade-off: we want to be very quick here, so
		3806	# save all maps without fsync, and later call a global sync
		3807	# (which in turn might be very very slow)
		3808	local $USE_FSYNC = 0;
3253		3809
3254	cf::sync_job {	3810	cf::sync_job {
		3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
3255	# use a peculiar iteration method to avoid tripping on perl	3813	# use a peculiar iteration method to avoid tripping on perl
3256	# refcount bugs in for. also avoids problems with players	3814	# refcount bugs in for. also avoids problems with players
3257	# and maps saved/destroyed asynchronously.	3815	# and maps saved/destroyed asynchronously.
3258	warn "begin emergency player save\n";	3816	info "emergency_perl_save: begin player save\n";
3259	for my $login (keys %cf::PLAYER) {	3817	for my $login (keys %cf::PLAYER) {
3260	my $pl = $cf::PLAYER{$login} or next;	3818	my $pl = $cf::PLAYER{$login} or next;
3261	$pl->valid or next;	3819	$pl->valid or next;
		3820	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3262	$pl->save;	3821	$pl->save;
3263	}	3822	}
3264	warn "end emergency player save\n";	3823	info "emergency_perl_save: end player save\n";
3265		3824
3266	warn "begin emergency map save\n";	3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	info "emergency_perl_save: begin map save\n";
3267	for my $path (keys %cf::MAP) {	3828	for my $path (keys %cf::MAP) {
3268	my $map = $cf::MAP{$path} or next;	3829	my $map = $cf::MAP{$path} or next;
3269	$map->valid or next;	3830	$map->valid or next;
3270	$map->save;	3831	$map->save;
3271	}	3832	}
3272	warn "end emergency map save\n";	3833	info "emergency_perl_save: end map save\n";
3273		3834
3274	warn "begin emergency database checkpoint\n";	3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
		3837	info "emergency_perl_save: begin database checkpoint\n";
3275	BDB::db_env_txn_checkpoint $DB_ENV;	3838	BDB::db_env_txn_checkpoint $DB_ENV;
3276	warn "end emergency database checkpoint\n";	3839	info "emergency_perl_save: end database checkpoint\n";
		3840
		3841	info "emergency_perl_save: begin write uuid\n";
		3842	write_uuid_sync 1;
		3843	info "emergency_perl_save: end write uuid\n";
		3844
		3845	cf::write_runtime_sync; # external watchdog should not bark
		3846
		3847	trace "emergency_perl_save: syncing database to disk";
		3848	BDB::db_env_txn_checkpoint $DB_ENV;
		3849
		3850	info "emergency_perl_save: starting sync\n";
		3851	IO::AIO::aio_sync sub {
		3852	info "emergency_perl_save: finished sync\n";
		3853	};
		3854
		3855	cf::write_runtime_sync; # external watchdog should not bark
		3856
		3857	trace "emergency_perl_save: flushing outstanding aio requests";
		3858	while (IO::AIO::nreqs || BDB::nreqs) {
		3859	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3860	}
		3861
		3862	cf::write_runtime_sync; # external watchdog should not bark
3277	};	3863	};
3278		3864
3279	warn "leave emergency perl save\n";	3865	info "emergency_perl_save: leave\n";
3280	}	3866	}
3281		3867
3282	sub post_cleanup {	3868	sub post_cleanup {
3283	my ($make_core) = @_;	3869	my ($make_core) = @_;
3284		3870
		3871	IO::AIO::flush;
		3872
3285	warn Carp::longmess "post_cleanup backtrace"	3873	error Carp::longmess "post_cleanup backtrace"
3286	if $make_core;	3874	if $make_core;
		3875
		3876	my $fh = pidfile;
		3877	unlink $PIDFILE if <$fh> == $$;
		3878	}
		3879
		3880	# a safer delete_package, copied from Symbol
		3881	sub clear_package($) {
		3882	my $pkg = shift;
		3883
		3884	# expand to full symbol table name if needed
		3885	unless ($pkg =~ /^main::.*::$/) {
		3886	$pkg = "main$pkg" if $pkg =~ /^::/;
		3887	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3888	$pkg .= '::' unless $pkg =~ /::$/;
		3889	}
		3890
		3891	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3892	my $stem_symtab = *{$stem}{HASH};
		3893
		3894	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3895	or return;
		3896
		3897	# clear all symbols
		3898	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3899	for my $name (keys %$leaf_symtab) {
		3900	_gv_clear *{"$pkg$name"};
		3901	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3902	}
3287	}	3903	}
3288		3904
3289	sub do_reload_perl() {	3905	sub do_reload_perl() {
3290	# can/must only be called in main	3906	# can/must only be called in main
3291	if ($Coro::current != $Coro::main) {	3907	if (in_main) {
3292	warn "can only reload from main coroutine";	3908	error "can only reload from main coroutine";
3293	return;	3909	return;
3294	}	3910	}
3295		3911
		3912	return if $RELOAD++;
		3913
		3914	my $t1 = AE::time;
		3915
		3916	while ($RELOAD) {
3296	warn "reloading...";	3917	info "reloading...";
3297		3918
3298	warn "entering sync_job";	3919	trace "entering sync_job";
3299		3920
3300	cf::sync_job {	3921	cf::sync_job {
3301	cf::write_runtime; # external watchdog should not bark
3302	cf::emergency_save;	3922	cf::emergency_save;
3303	cf::write_runtime; # external watchdog should not bark
3304		3923
3305	warn "syncing database to disk";
3306	BDB::db_env_txn_checkpoint $DB_ENV;
3307
3308	# if anything goes wrong in here, we should simply crash as we already saved
3309
3310	warn "cancelling all WF_AUTOCANCEL watchers";
3311	for (Event::all_watchers) {
3312	$_->cancel if $_->data & WF_AUTOCANCEL;
3313	}
3314
3315	warn "flushing outstanding aio requests";
3316	for (;;) {
3317	BDB::flush;
3318	IO::AIO::flush;
3319	Coro::cede;
3320	last unless IO::AIO::nreqs || BDB::nreqs;
3321	warn "iterate...";
3322	}
3323
3324	++$RELOAD;
3325
3326	warn "cancelling all extension coros";	3924	trace "cancelling all extension coros";
3327	$_->cancel for values %EXT_CORO;	3925	$_->cancel for values %EXT_CORO;
3328	%EXT_CORO = ();	3926	%EXT_CORO = ();
3329		3927
3330	warn "removing commands";	3928	trace "removing commands";
3331	%COMMAND = ();	3929	%COMMAND = ();
3332		3930
3333	warn "removing ext/exti commands";	3931	trace "removing ext/exti commands";
3334	%EXTCMD = ();	3932	%EXTCMD = ();
3335	%EXTICMD = ();	3933	%EXTICMD = ();
3336		3934
3337	warn "unloading/nuking all extensions";	3935	trace "unloading/nuking all extensions";
3338	for my $pkg (@EXTS) {	3936	for my $pkg (@EXTS) {
3339	warn "... unloading $pkg";	3937	trace "... unloading $pkg";
3340		3938
3341	if (my $cb = $pkg->can ("unload")) {	3939	if (my $cb = $pkg->can ("unload")) {
3342	eval {	3940	eval {
3343	$cb->($pkg);	3941	$cb->($pkg);
3344	1	3942	1
3345	} or warn "$pkg unloaded, but with errors: $@";	3943	} or error "$pkg unloaded, but with errors: $@";
		3944	}
		3945
		3946	trace "... clearing $pkg";
		3947	clear_package $pkg;
3346	}	3948	}
3347		3949
3348	warn "... nuking $pkg";
3349	Symbol::delete_package $pkg;
3350	}
3351
3352	warn "unloading all perl modules loaded from $LIBDIR";	3950	trace "unloading all perl modules loaded from $LIBDIR";
3353	while (my ($k, $v) = each %INC) {	3951	while (my ($k, $v) = each %INC) {
3354	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3952	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3355		3953
3356	warn "... unloading $k";	3954	trace "... unloading $k";
3357	delete $INC{$k};	3955	delete $INC{$k};
3358		3956
3359	$k =~ s/\.pm$//;	3957	$k =~ s/\.pm$//;
3360	$k =~ s/\//::/g;	3958	$k =~ s/\//::/g;
3361		3959
3362	if (my $cb = $k->can ("unload_module")) {	3960	if (my $cb = $k->can ("unload_module")) {
3363	$cb->();	3961	$cb->();
		3962	}
		3963
		3964	clear_package $k;
3364	}	3965	}
3365		3966
3366	Symbol::delete_package $k;
3367	}
3368
3369	warn "getting rid of safe::, as good as possible";	3967	trace "getting rid of safe::, as good as possible";
3370	Symbol::delete_package "safe::$_"	3968	clear_package "safe::$_"
3371	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3969	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3372		3970
3373	warn "unloading cf.pm \"a bit\"";	3971	trace "unloading cf.pm \"a bit\"";
3374	delete $INC{"cf.pm"};	3972	delete $INC{"cf.pm"};
3375	delete $INC{"cf/pod.pm"};	3973	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3376		3974
3377	# don't, removes xs symbols, too,	3975	# don't, removes xs symbols, too,
3378	# and global variables created in xs	3976	# and global variables created in xs
3379	#Symbol::delete_package __PACKAGE__;	3977	#clear_package __PACKAGE__;
3380		3978
3381	warn "unload completed, starting to reload now";	3979	info "unload completed, starting to reload now";
3382		3980
3383	warn "reloading cf.pm";	3981	trace "reloading cf.pm";
3384	require cf;	3982	require cf;
3385	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3983	cf::_connect_to_perl_1;
3386		3984
3387	warn "loading config and database again";	3985	trace "loading config and database again";
3388	cf::reload_config;	3986	cf::reload_config;
3389		3987
3390	warn "loading extensions";	3988	trace "loading extensions";
3391	cf::load_extensions;	3989	cf::load_extensions;
3392		3990
		3991	if ($REATTACH_ON_RELOAD) {
3393	warn "reattaching attachments to objects/players";	3992	trace "reattaching attachments to objects/players";
3394	_global_reattach; # objects, sockets	3993	_global_reattach; # objects, sockets
3395	warn "reattaching attachments to maps";	3994	trace "reattaching attachments to maps";
3396	reattach $_ for values %MAP;	3995	reattach $_ for values %MAP;
3397	warn "reattaching attachments to players";	3996	trace "reattaching attachments to players";
3398	reattach $_ for values %PLAYER;	3997	reattach $_ for values %PLAYER;
		3998	}
3399		3999
		4000	trace "running post_init jobs";
		4001	(pop @POST_INIT)->(1) while @POST_INIT;
		4002
3400	warn "leaving sync_job";	4003	trace "leaving sync_job";
3401		4004
3402	1	4005	1
3403	} or do {	4006	} or do {
3404	warn $@;	4007	error $@;
3405	warn "error while reloading, exiting.";	4008	cf::cleanup "error while reloading, exiting.";
3406	exit 1;	4009	};
		4010
		4011	info "reloaded";
		4012	--$RELOAD;
3407	};	4013	}
3408		4014
3409	warn "reloaded";	4015	$t1 = AE::time - $t1;
		4016	info "reload completed in ${t1}s\n";
3410	};	4017	};
3411		4018
3412	our $RELOAD_WATCHER; # used only during reload	4019	our $RELOAD_WATCHER; # used only during reload
3413		4020
3414	sub reload_perl() {	4021	sub reload_perl() {
3415	# doing reload synchronously and two reloads happen back-to-back,	4022	# doing reload synchronously and two reloads happen back-to-back,
3416	# coro crashes during coro_state_free->destroy here.	4023	# coro crashes during coro_state_free->destroy here.
3417		4024
3418	$RELOAD_WATCHER ||= Event->timer (	4025	$RELOAD_WATCHER ||= cf::async {
3419	reentrant => 0,	4026	Coro::AIO::aio_wait cache_extensions;
3420	after => 0,	4027
3421	data => WF_AUTOCANCEL,	4028	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3422	cb => sub {
3423	do_reload_perl;	4029	do_reload_perl;
3424	undef $RELOAD_WATCHER;	4030	undef $RELOAD_WATCHER;
3425	},	4031	};
3426	);	4032	};
3427	}	4033	}
3428		4034
3429	register_command "reload" => sub {	4035	register_command "reload" => sub {
3430	my ($who, $arg) = @_;	4036	my ($who, $arg) = @_;
3431		4037
3432	if ($who->flag (FLAG_WIZ)) {	4038	if ($who->flag (FLAG_WIZ)) {
3433	$who->message ("reloading server.");	4039	$who->message ("reloading server.");
		4040	async {
		4041	$Coro::current->{desc} = "perl_reload";
3434	async { reload_perl };	4042	reload_perl;
		4043	};
3435	}	4044	}
3436	};	4045	};
3437		4046
3438	unshift @INC, $LIBDIR;	4047	#############################################################################
3439		4048
3440	my $bug_warning = 0;	4049	my $bug_warning = 0;
3441		4050
3442	our @WAIT_FOR_TICK;	4051	our @WAIT_FOR_TICK;
3443	our @WAIT_FOR_TICK_BEGIN;	4052	our @WAIT_FOR_TICK_BEGIN;
3444		4053
3445	sub wait_for_tick {	4054	sub wait_for_tick {
3446	return unless $TICK_WATCHER->is_active;
3447	return if $Coro::current == $Coro::main;	4055	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3448		4056
3449	my $signal = new Coro::Signal;	4057	my $signal = new Coro::Signal;
3450	push @WAIT_FOR_TICK, $signal;	4058	push @WAIT_FOR_TICK, $signal;
3451	$signal->wait;	4059	$signal->wait;
3452	}	4060	}
3453		4061
3454	sub wait_for_tick_begin {	4062	sub wait_for_tick_begin {
3455	return unless $TICK_WATCHER->is_active;
3456	return if $Coro::current == $Coro::main;	4063	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3457		4064
3458	my $signal = new Coro::Signal;	4065	my $signal = new Coro::Signal;
3459	push @WAIT_FOR_TICK_BEGIN, $signal;	4066	push @WAIT_FOR_TICK_BEGIN, $signal;
3460	$signal->wait;	4067	$signal->wait;
3461	}	4068	}
3462		4069
3463	our $stat_fh;	4070	sub tick {
3464	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3465
3466	$TICK_WATCHER = Event->timer (
3467	reentrant => 0,
3468	parked => 1,
3469	prio => 0,
3470	at => $NEXT_TICK || $TICK,
3471	data => WF_AUTOCANCEL,
3472	cb => sub {
3473	if ($Coro::current != $Coro::main) {	4071	if ($Coro::current != $Coro::main) {
3474	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4072	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3475	unless ++$bug_warning > 10;	4073	unless ++$bug_warning > 10;
3476	return;	4074	return;
3477	}	4075	}
3478		4076
3479	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3480
3481	$NOW = $tick_start = Event::time;
3482
3483	cf::server_tick; # one server iteration	4077	cf::server_tick; # one server iteration
3484		4078
3485	$RUNTIME += $TICK;	4079	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3486	$NEXT_TICK += $TICK;
3487		4080
3488	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4081	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3489	$NEXT_RUNTIME_WRITE = $NOW + 10;	4082	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3490	Coro::async_pool {	4083	Coro::async_pool {
		4084	$Coro::current->{desc} = "runtime saver";
3491	write_runtime	4085	write_runtime_sync
3492	or warn "ERROR: unable to write runtime file: $!";	4086	or error "ERROR: unable to write runtime file: $!";
3493	};
3494	}	4087	};
		4088	}
3495		4089
3496	# my $AFTER = Event::time;
3497	# warn $AFTER - $NOW;#d#
3498
3499	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4090	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3500	$sig->send;	4091	$sig->send;
3501	}	4092	}
3502	while (my $sig = shift @WAIT_FOR_TICK) {	4093	while (my $sig = shift @WAIT_FOR_TICK) {
3503	$sig->send;	4094	$sig->send;
3504	}	4095	}
3505		4096
3506	$NOW = Event::time;	4097	$LOAD = ($NOW - $TICK_START) / $TICK;
3507
3508	# if we are delayed by four ticks or more, skip them all
3509	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3510
3511	$TICK_WATCHER->at ($NEXT_TICK);
3512	$TICK_WATCHER->start;
3513
3514	$LOAD = ($NOW - $tick_start) / $TICK;
3515	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4098	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3516		4099
3517	_post_tick;	4100	if (0) {
3518		4101	if ($NEXT_TICK) {
3519	# gather some statistics#d#	4102	my $jitter = $TICK_START - $NEXT_TICK;
3520	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4103	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3521	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4104	debug "jitter $JITTER\n";#d#
		4105	}
3522	},	4106	}
3523	);	4107	}
3524		4108
3525	{	4109	{
		4110	# configure BDB
		4111
3526	BDB::min_parallel 8;	4112	BDB::min_parallel 16;
3527	BDB::max_poll_time $TICK * 0.1;	4113	BDB::max_poll_reqs $TICK * 0.1;
3528	$BDB_POLL_WATCHER = Event->io (	4114	$AnyEvent::BDB::WATCHER->priority (1);
3529	reentrant => 0,
3530	fd => BDB::poll_fileno,
3531	poll => 'r',
3532	prio => 0,
3533	data => WF_AUTOCANCEL,
3534	cb => \&BDB::poll_cb,
3535	);
3536
3537	BDB::set_sync_prepare {
3538	my $status;
3539	my $current = $Coro::current;
3540	(
3541	sub {
3542	$status = $!;
3543	$current->ready; undef $current;
3544	},
3545	sub {
3546	Coro::schedule while defined $current;
3547	$! = $status;
3548	},
3549	)
3550	};
3551		4115
3552	unless ($DB_ENV) {	4116	unless ($DB_ENV) {
3553	$DB_ENV = BDB::db_env_create;	4117	$DB_ENV = BDB::db_env_create;
		4118	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4119	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4120	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4121	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4122	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3554		4123
3555	cf::sync_job {	4124	cf::sync_job {
3556	eval {	4125	eval {
3557	BDB::db_env_open	4126	BDB::db_env_open
3558	$DB_ENV,	4127	$DB_ENV,
…		…
3560	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4129	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3561	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4130	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3562	0666;	4131	0666;
3563		4132
3564	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4133	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3565
3566	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3567	| BDB::LOG_AUTOREMOVE, 1);
3568	$DB_ENV->set_lk_detect;
3569	};	4134	};
3570		4135
3571	cf::cleanup "db_env_open(db): $@" if $@;	4136	cf::cleanup "db_env_open(db): $@" if $@;
3572	};	4137	};
3573	}	4138	}
3574		4139
3575	$BDB_CHECKPOINT_WATCHER = Event->timer (	4140	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3576	after => 11,	4141	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	interval => 60,	4142	};
3578	hard => 1,	4143	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => sub {
3582	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4144	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3583	},
3584	);	4145	};
3585	$BDB_TRICKLE_WATCHER = Event->timer (	4146	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3586	after => 5,
3587	interval => 10,
3588	hard => 1,
3589	prio => 0,
3590	data => WF_AUTOCANCEL,
3591	cb => sub {
3592	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4147	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3593	},
3594	);	4148	};
3595	}	4149	}
3596		4150
3597	{	4151	{
		4152	# configure IO::AIO
		4153
3598	IO::AIO::min_parallel 8;	4154	IO::AIO::min_parallel 8;
3599
3600	undef $Coro::AIO::WATCHER;
3601	IO::AIO::max_poll_time $TICK * 0.1;	4155	IO::AIO::max_poll_time $TICK * 0.1;
3602	$AIO_POLL_WATCHER = Event->io (	4156	undef $AnyEvent::AIO::WATCHER;
3603	reentrant => 0,
3604	data => WF_AUTOCANCEL,
3605	fd => IO::AIO::poll_fileno,
3606	poll => 'r',
3607	prio => 6,
3608	cb => \&IO::AIO::poll_cb,
3609	);
3610	}	4157	}
3611		4158
3612	my $_log_backtrace;	4159	my $_log_backtrace;
3613		4160
3614	sub _log_backtrace {	4161	sub _log_backtrace {
…		…
3617	$msg =~ s/\n//;	4164	$msg =~ s/\n//;
3618		4165
3619	# limit the # of concurrent backtraces	4166	# limit the # of concurrent backtraces
3620	if ($_log_backtrace < 2) {	4167	if ($_log_backtrace < 2) {
3621	++$_log_backtrace;	4168	++$_log_backtrace;
		4169	my $perl_bt = Carp::longmess $msg;
3622	async {	4170	async {
		4171	$Coro::current->{desc} = "abt $msg";
		4172
3623	my @bt = fork_call {	4173	my @bt = fork_call {
3624	@addr = map { sprintf "%x", $_ } @addr;	4174	@addr = map { sprintf "%x", $_ } @addr;
3625	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4175	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3626	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4176	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3627	or die "addr2line: $!";	4177	or die "addr2line: $!";
…		…
3635	}	4185	}
3636		4186
3637	@funcs	4187	@funcs
3638	};	4188	};
3639		4189
3640	LOG llevInfo, "[ABT] $msg\n";	4190	LOG llevInfo, "[ABT] $perl_bt\n";
		4191	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3641	LOG llevInfo, "[ABT] $_\n" for @bt;	4192	LOG llevInfo, "[ABT] $_\n" for @bt;
3642	--$_log_backtrace;	4193	--$_log_backtrace;
3643	};	4194	};
3644	} else {	4195	} else {
3645	LOG llevInfo, "[ABT] $msg\n";	4196	LOG llevInfo, "[ABT] $msg\n";
3646	LOG llevInfo, "[ABT] [suppressed]\n";	4197	LOG llevInfo, "[ABT] [suppressed]\n";
3647	}	4198	}
3648	}	4199	}
3649		4200
3650	# load additional modules	4201	# load additional modules
3651	use cf::pod;	4202	require "cf/$_.pm" for @EXTRA_MODULES;
		4203	cf::_connect_to_perl_2;
3652		4204
3653	END { cf::emergency_save }	4205	END { cf::emergency_save }
3654		4206
3655	1	4207	1
3656		4208

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