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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.365 by root, Tue Sep 11 13:27:56 2007 UTC vs.
Revision 1.540 by root, Tue May 4 23:32:29 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 = $obs[rand @obs];
		2723
		2724	# see if we actually can go there
		2725	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2726	$ob = $obs[rand @obs];
		2727	} else {
		2728	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2729	}
		2730	# else put us there anyways for now #d#
		2731
2467	($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);
2468	}	2735	}
2469	}	2736	}
2470		2737
2471	my $map = eval {	2738	my $map = eval {
2472	my $map = cf::map::find $path;	2739	my $map = defined $path ? cf::map::find $path : undef;
2473		2740
2474	if ($map) {	2741	if ($map) {
2475	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2476	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2477	} else {	2744	} else {
2478	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2479	}	2746	}
2480		2747
2481	$map	2748	$map
2482	};	2749	};
2483		2750
…		…
2489	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2490	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2491	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2492	}	2759	}
2493		2760
2494	$done->() if $done;	2761	$done->($self) if $done;
2495	})->prio (1);	2762	})->prio (1);
2496	}	2763	}
2497		2764
2498	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2499		2766
…		…
2519	}	2786	}
2520		2787
2521	sub prepare_random_map {	2788	sub prepare_random_map {
2522	my ($exit) = @_;	2789	my ($exit) = @_;
2523		2790
2524	my $guard = cf::lock_acquire "exit_prepare:$exit";
2525
2526	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2527	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2528	# that depends on the exit object	2793	# that depends on the exit object
2529		2794
2530	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2532	if ($exit->map) {	2797	if ($exit->map) {
2533	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2534	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2535	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2536	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2537	}	2804	}
2538		2805
2539	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2540		2807
2541	my $data = cf::to_json $rmp;	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2542	my $md5 = Digest::MD5::md5_hex $data;	2809	my $md5 = Digest::MD5::md5_hex $data;
2543	my $meta = "$RANDOMDIR/$md5.meta";	2810	my $meta = "$RANDOMDIR/$md5.meta";
2544		2811
2545	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2546	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2547	undef $fh;	2814	undef $fh;
2548	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2549		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2550	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2551	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2552	}	2823	}
2553	}	2824	}
2554		2825
2555	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2556	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2557		2828
2558	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2559		2830
2560	if ($exit->slaying eq "/!") {
2561	#TODO: this should de-fi-ni-te-ly not be a sync-job
2562	# the problem is that $exit might not survive long enough
2563	# so it needs to be done right now, right here
2564	cf::sync_job { prepare_random_map $exit };
2565	}
2566
2567	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2568	my $hp = $exit->stats->hp;
2569	my $sp = $exit->stats->sp;
2570
2571	$self->enter_link;	2831	$self->enter_link;
2572		2832
2573	# if exit is damned, update players death & WoR home-position
2574	$self->contr->savebed ($slaying, $hp, $sp)
2575	if $exit->flag (FLAG_DAMNED);
2576
2577	(async {	2833	(async {
2578	$self->deactivate_recursive; # just to be sure	2834	$Coro::current->{desc} = "enter_exit";
		2835
2579	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
2580	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2581		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
2582	1;	2857	1
2583	}) {	2858	}) {
2584	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2585	. "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. "
2586	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2587	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2588		2863
2589	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2590	$self->leave_link;	2865	$self->leave_link;
2591	}	2866	}
2592	})->prio (1);	2867	})->prio (1);
2593	}	2868	}
2594		2869
…		…
2606	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2607	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2608		2883
2609	utf8::encode $text;	2884	utf8::encode $text;
2610	$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);
2611	}	2911	}
2612		2912
2613	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2614		2914
2615	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2617	the message, with C<log> being the default. If C<$color> is negative, suppress	2917	the message, with C<log> being the default. If C<$color> is negative, suppress
2618	the message unless the client supports the msg packet.	2918	the message unless the client supports the msg packet.
2619		2919
2620	=cut	2920	=cut
2621		2921
		2922	# non-persistent channels (usually the info channel)
2622	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	},
2623	"c/identify" => {	2930	"c/identify" => {
2624	id => "identify",	2931	id => "infobox",
2625	title => "Identify",	2932	title => "Identify",
2626	reply => undef,	2933	reply => undef,
2627	tooltip => "Items recently identified",	2934	tooltip => "Items recently identified",
2628	},	2935	},
2629	"c/examine" => {	2936	"c/examine" => {
2630	id => "examine",	2937	id => "infobox",
2631	title => "Examine",	2938	title => "Examine",
2632	reply => undef,	2939	reply => undef,
2633	tooltip => "Signs and other items you examined",	2940	tooltip => "Signs and other items you examined",
2634	},	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" => $CHAT_CHANNEL,
2635	);	3034	);
2636		3035
2637	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2638	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2639		3038
2640	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2641		3041
2642	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2643		3043
2644	# check predefined channels, for the benefit of C	3044	# check predefined channels, for the benefit of C
2645	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3045	if ($CHANNEL{$channel}) {
		3046	$channel = $CHANNEL{$channel};
2646		3047
		3048	$self->ext_msg (channel_info => $channel);
		3049	$channel = $channel->{id};
		3050
2647	if (ref $channel) {	3051	} elsif (ref $channel) {
2648	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2649	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2650	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2651	$self->ext_msg (channel_info => $channel)	3055	$self->ext_msg (channel_info => $channel);
2652	if $self->can_msg;
2653	}	3056	}
2654		3057
2655	$channel = $channel->{id};	3058	$channel = $channel->{id};
2656	}	3059	}
2657		3060
2658	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2659		3062
2660	if ($self->can_msg) {
2661	# default colour, mask it out	3063	# default colour, mask it out
2662	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2663	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2664		3066
2665	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2666	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2667	} else {	3070	);
2668	if ($color >= 0) {
2669	# replace some tags by gcfclient-compatible ones
2670	for ($msg) {
2671	1 while
2672	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2673	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2674	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2675	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2676	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2677	}
2678		3071
2679	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2680
2681	utf8::encode $msg;
2682
2683	if (0 && $msg =~ /\[/) {
2684	# COMMAND/INFO
2685	$self->send_packet ("drawextinfo $color 10 8 $msg")
2686	} else {
2687	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2688	$self->send_packet ("drawinfo $color $msg")
2689	}
2690	}
2691	}
2692	}	3073	}
2693		3074
2694	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2695		3076
2696	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2699		3080
2700	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2701	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2702		3083
2703	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2704	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2705	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2706	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2707	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2708	}	3089	}
2709	}	3090	}
2710		3091
2711	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2712		3093
…		…
2716		3097
2717	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2718	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2719		3100
2720	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2721	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2722	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2723	#TODO: version 1, remove	3104	#TODO: version 1, remove
2724	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2725	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2726	}	3107	}
2727	}	3108	}
2728		3109
2729	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2730		3111
…		…
2801		3182
2802	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
2803	if $reply;	3184	if $reply;
2804		3185
2805	} else {	3186	} else {
2806	warn "client " . ($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";
2807	}	3188	}
2808		3189
2809	cf::override;	3190	cf::override;
2810	},	3191	},
2811	);	3192	);
…		…
2831		3212
2832	$coro	3213	$coro
2833	}	3214	}
2834		3215
2835	cf::client->attach (	3216	cf::client->attach (
2836	on_destroy => sub {	3217	on_client_destroy => sub {
2837	my ($ns) = @_;	3218	my ($ns) = @_;
2838		3219
2839	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2840	},	3221	},
2841	);	3222	);
…		…
2857	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
2858		3239
2859	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
2860		3241
2861	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
2862	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
2863	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
2864	sort time	3245	sort time
2865	));	3246	));
2866		3247
2867	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
2869	=pod	3250	=pod
2870		3251
2871	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
2872		3253
2873	cf::object	3254	cf::object
2874	contr pay_amount pay_player map x y force_find force_add	3255	contr pay_amount pay_player map x y force_find force_add destroy
2875	insert remove name archname title slaying race decrease_ob_nr	3256	insert remove name archname title slaying race decrease split
		3257	value
2876		3258
2877	cf::object::player	3259	cf::object::player
2878	player	3260	player
2879		3261
2880	cf::player	3262	cf::player
…		…
2885		3267
2886	=cut	3268	=cut
2887		3269
2888	for (	3270	for (
2889	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2890	insert remove inv name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
2891	decrease_ob_nr)],	3273	decrease split destroy change_exp value msg lore send_msg)],
2892	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
2893	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
2894	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
2895	) {	3277	) {
2896	no strict 'refs';
2897	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
2898	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2899	for @funs;	3280	for @funs;
2900	}	3281	}
2901		3282
…		…
2916		3297
2917	my $qcode = $code;	3298	my $qcode = $code;
2918	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2919	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
2920		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
2921	local $_;	3305	local $_;
2922	local @safe::cf::_safe_eval_args = values %vars;
2923		3306
2924	my $eval =	3307	my $eval =
2925	"do {\n"	3308	"do {\n"
2926	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2927	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
2928	. $code	3311	. $code
2929	. "\n}"	3312	. "\n}"
2930	;	3313	;
2931		3314
		3315	if ($CFG{safe_eval}) {
2932	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
2933	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2934	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
2935		3324
2936	if ($@) {	3325	if ($@) {
2937	warn "$@";	3326	warn "$@",
2938	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
2939	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
2940	}	3329	}
2941		3330
2942	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
2943	}	3332	}
2944		3333
…		…
2958	=cut	3347	=cut
2959		3348
2960	sub register_script_function {	3349	sub register_script_function {
2961	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
2962		3351
2963	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
2964	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
2965	}	3354	}
2966		3355
2967	=back	3356	=back
2968		3357
2969	=cut	3358	=cut
2970		3359
2971	#############################################################################	3360	#############################################################################
2972	# 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 $dir (@ORIG_INC) {
		3375	warn "$dir/$mod\n";#d#
		3376	ref $dir and next;
		3377	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3378	or next;
		3379
		3380	$data = "#line 1 $dir/$mod\n$data";
		3381
		3382	open my $fh, "<", \$data or die;
		3383
		3384	return $fh;
		3385	}
		3386
		3387	()
		3388	}
		3389
		3390	sub init_inc {
		3391	# save original @INC
		3392	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3393
		3394	# make sure we can do scalar-opens
		3395	open my $dummy, "<", \my $dummy2;
		3396
		3397	# execute some stuff so perl load's some of the core modules
		3398	/Ü/ =~ /ü/i;
		3399	eval { &Storable::nstore_fd };
		3400
		3401	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3402
		3403	debug "module loading will be asynchronous from this point on.";
		3404	}
2973		3405
2974	sub load_facedata($) {	3406	sub load_facedata($) {
2975	my ($path) = @_;	3407	my ($path) = @_;
2976		3408
2977	# HACK to clear player env face cache, we need some signal framework	3409	# HACK to clear player env face cache, we need some signal framework
2978	# for this (global event?)	3410	# for this (global event?)
2979	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
2980		3412
2981	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2982		3414
2983	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
2984		3416
2985	my $facedata;	3417	my $facedata;
2986	0 < aio_load $path, $facedata	3418	0 < aio_load $path, $facedata
2987	or die "$path: $!";	3419	or die "$path: $!";
2988		3420
…		…
2990		3422
2991	$facedata->{version} == 2	3423	$facedata->{version} == 2
2992	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
2993		3425
2994	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2995	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
2996	type => FT_RSRC,	3429	type => FT_RSRC,
2997	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
2998	};	3432	};
2999	cf::cede_to_tick;	3433	cf::cede_to_tick;
3000		3434
3001	{	3435	{
3002	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
3003		3437
3004	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3005	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
3006	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
3007	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3008	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3009	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3010		3445
3011	cf::cede_to_tick;	3446	cf::cede_to_tick;
3012	}	3447	}
3013		3448
3014	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
3015	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
3016	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
3017	or next;	3453	or next;
		3454
3018	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3019	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3020	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3021	} else {	3458	} else {
3022	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3023	}	3460	}
3024		3461
3025	cf::cede_to_tick;	3462	cf::cede_to_tick;
3026	}	3463	}
3027	}	3464	}
…		…
3036		3473
3037	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3038	}	3475	}
3039		3476
3040	{	3477	{
3041	# TODO: for gcfclient pleasure, we should give resources
3042	# that gcfclient doesn't grok a >10000 face index.
3043	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3044		3479
3045	my $soundconf = delete $res->{"res/sound.conf"};
3046
3047	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
3048	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3049	my $data;
3050		3483
3051	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3052	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
3053
3054	my $meta = $enc->encode ({
3055	name => $name,
3056	%{ $info->{meta} || {} },
3057	});
3058
3059	$data = pack "(w/a*)*", $meta, $info->{data};
3060	} else {	3486	} else {
3061	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
3062	}	3488	}
3063		3489
3064	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3065	cf::face::set_type $idx, $info->{type};
3066
3067	cf::cede_to_tick;	3490	cf::cede_to_tick;
3068	}	3491	}
3069
3070	if ($soundconf) {
3071	$soundconf = $enc->decode (delete $soundconf->{data});
3072
3073	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3074	my $sound = $soundconf->{compat}[$_]
3075	or next;
3076
3077	my $face = cf::face::find "sound/$sound->[1]";
3078	cf::sound::set $sound->[0] => $face;
3079	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3080	}
3081
3082	while (my ($k, $v) = each %{$soundconf->{event}}) {
3083	my $face = cf::face::find "sound/$v";
3084	cf::sound::set $k => $face;
3085	}
3086	}
3087	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3088		3495
3089	1	3496	1
3090	}	3497	}
3091		3498
3092	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
3094		3501
3095	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
3096	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
3097	}	3504	}
3098	};	3505	};
		3506
		3507	sub load_resource_file($) {
		3508	my $guard = lock_acquire "load_resource_file";
		3509
		3510	my $status = load_resource_file_ $_[0];
		3511	get_slot 0.1, 100;
		3512	cf::arch::commit_load;
		3513
		3514	$status
		3515	}
3099		3516
3100	sub reload_regions {	3517	sub reload_regions {
3101	# HACK to clear player env face cache, we need some signal framework	3518	# HACK to clear player env face cache, we need some signal framework
3102	# for this (global event?)	3519	# for this (global event?)
3103	%ext::player_env::MUSIC_FACE_CACHE = ();	3520	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3117	}	3534	}
3118		3535
3119	sub reload_archetypes {	3536	sub reload_archetypes {
3120	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
3121	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
3122	#d# NEED to laod twice to resolve forward references
3123	# this really needs to be done in an extra post-pass
3124	# (which needs to be synchronous, so solve it differently)
3125	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";
3127	}	3539	}
3128		3540
3129	sub reload_treasures {	3541	sub reload_treasures {
3130	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3131	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3132	}	3544	}
3133		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
3134	sub reload_resources {	3569	sub reload_resources {
3135	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3136		3571
		3572	reload_facedata;
		3573	reload_sound;
		3574	reload_archetypes;
3137	reload_regions;	3575	reload_regions;
3138	reload_facedata;
3139	#reload_archetypes;#d#
3140	reload_archetypes;
3141	reload_treasures;	3576	reload_treasures;
3142		3577
3143	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
3144	}
3145
3146	sub init {
3147	reload_resources;
3148	}	3579	}
3149		3580
3150	sub reload_config {	3581	sub reload_config {
		3582	trace "reloading config file...\n";
		3583
3151	open my $fh, "<:utf8", "$CONFDIR/config"	3584	open my $fh, "<:utf8", "$CONFDIR/config"
3152	or return;	3585	or return;
3153		3586
3154	local $/;	3587	local $/;
3155	*CFG = YAML::Syck::Load <$fh>;	3588	*CFG = YAML::XS::Load scalar <$fh>;
3156		3589
3157	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3158		3591
3159	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3592	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3160	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3593	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3161		3594
3162	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3164	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3597	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3165	and die "WARNING: m(un)lockall failed: $!\n";	3598	and die "WARNING: m(un)lockall failed: $!\n";
3166	};	3599	};
3167	warn $@ if $@;	3600	warn $@ if $@;
3168	}	3601	}
		3602
		3603	trace "finished reloading resource files\n";
		3604	}
		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
3169	}	3632	}
3170		3633
3171	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3172	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3173	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3174	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3175	(async {	3647	(async {
3176	Event::one_event;	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3649	EV::loop EV::LOOP_ONESHOT;
3177	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3178	};	3651	};
3179		3652
		3653	evthread_start IO::AIO::poll_fileno;
		3654
		3655	cf::sync_job {
		3656	init_inc;
		3657
		3658	cf::init_experience;
		3659	cf::init_anim;
		3660	cf::init_attackmess;
		3661	cf::init_dynamic;
		3662
		3663	cf::load_settings;
		3664	cf::load_materials;
		3665
		3666	reload_resources;
3180	reload_config;	3667	reload_config;
3181	db_init;	3668	db_init;
		3669
		3670	cf::init_uuid;
		3671	cf::init_signals;
		3672	cf::init_skills;
		3673
		3674	cf::init_beforeplay;
		3675
		3676	atomic;
		3677
3182	load_extensions;	3678	load_extensions;
3183		3679
3184	$TICK_WATCHER->start;	3680	utime time, time, $RUNTIMEFILE;
3185	Event::loop;	3681
		3682	# no (long-running) fork's whatsoever before this point(!)
		3683	use POSIX ();
		3684	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3685
		3686	(pop @POST_INIT)->(0) while @POST_INIT;
		3687	};
		3688
		3689	cf::object::thawer::errors_are_fatal 0;
		3690	info "parse errors in files are no longer fatal from this point on.\n";
		3691
		3692	my $free_main; $free_main = EV::idle sub {
		3693	undef $free_main;
		3694	undef &main; # free gobs of memory :)
		3695	};
		3696
		3697	goto &main_loop;
3186	}	3698	}
3187		3699
3188	#############################################################################	3700	#############################################################################
3189	# initialisation and cleanup	3701	# initialisation and cleanup
3190		3702
3191	# install some emergency cleanup handlers	3703	# install some emergency cleanup handlers
3192	BEGIN {	3704	BEGIN {
		3705	our %SIGWATCHER = ();
3193	for my $signal (qw(INT HUP TERM)) {	3706	for my $signal (qw(INT HUP TERM)) {
3194	Event->signal (	3707	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3195	reentrant => 0,
3196	data => WF_AUTOCANCEL,
3197	signal => $signal,
3198	prio => 0,
3199	cb => sub {
3200	cf::cleanup "SIG$signal";	3708	cf::cleanup "SIG$signal";
3201	},
3202	);	3709	};
3203	}	3710	}
3204	}	3711	}
3205		3712
3206	sub write_runtime {	3713	sub write_runtime_sync {
3207	my $runtime = "$LOCALDIR/runtime";	3714	my $t0 = AE::time;
3208		3715
3209	# first touch the runtime file to show we are still running:	3716	# first touch the runtime file to show we are still running:
3210	# the fsync below can take a very very long time.	3717	# the fsync below can take a very very long time.
3211		3718
3212	IO::AIO::aio_utime $runtime, undef, undef;	3719	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3213		3720
3214	my $guard = cf::lock_acquire "write_runtime";	3721	my $guard = cf::lock_acquire "write_runtime";
3215		3722
3216	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3723	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3217	or return;	3724	or return;
3218		3725
3219	my $value = $cf::RUNTIME + 90 + 10;	3726	my $value = $cf::RUNTIME + 90 + 10;
3220	# 10 is the runtime save interval, for a monotonic clock	3727	# 10 is the runtime save interval, for a monotonic clock
3221	# 60 allows for the watchdog to kill the server.	3728	# 60 allows for the watchdog to kill the server.
…		…
3231	aio_utime $fh, undef, undef;	3738	aio_utime $fh, undef, undef;
3232		3739
3233	close $fh	3740	close $fh
3234	or return;	3741	or return;
3235		3742
3236	aio_rename "$runtime~", $runtime	3743	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3237	and return;	3744	and return;
3238		3745
3239	warn "runtime file written.\n";	3746	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3240		3747
3241	1	3748	1
		3749	}
		3750
		3751	our $uuid_lock;
		3752	our $uuid_skip;
		3753
		3754	sub write_uuid_sync($) {
		3755	$uuid_skip ||= $_[0];
		3756
		3757	return if $uuid_lock;
		3758	local $uuid_lock = 1;
		3759
		3760	my $uuid = "$LOCALDIR/uuid";
		3761
		3762	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3763	or return;
		3764
		3765	my $value = uuid_seq uuid_cur;
		3766
		3767	unless ($value) {
		3768	info "cowardly refusing to write zero uuid value!\n";
		3769	return;
		3770	}
		3771
		3772	my $value = uuid_str $value + $uuid_skip;
		3773	$uuid_skip = 0;
		3774
		3775	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3776	and return;
		3777
		3778	# always fsync - this file is important
		3779	aio_fsync $fh
		3780	and return;
		3781
		3782	close $fh
		3783	or return;
		3784
		3785	aio_rename "$uuid~", $uuid
		3786	and return;
		3787
		3788	trace "uuid file written ($value).\n";
		3789
		3790	1
		3791
		3792	}
		3793
		3794	sub write_uuid($$) {
		3795	my ($skip, $sync) = @_;
		3796
		3797	$sync ? write_uuid_sync $skip
		3798	: async { write_uuid_sync $skip };
3242	}	3799	}
3243		3800
3244	sub emergency_save() {	3801	sub emergency_save() {
3245	my $freeze_guard = cf::freeze_mainloop;	3802	my $freeze_guard = cf::freeze_mainloop;
3246		3803
3247	warn "enter emergency perl save\n";	3804	info "emergency_perl_save: enter\n";
		3805
		3806	# this is a trade-off: we want to be very quick here, so
		3807	# save all maps without fsync, and later call a global sync
		3808	# (which in turn might be very very slow)
		3809	local $USE_FSYNC = 0;
3248		3810
3249	cf::sync_job {	3811	cf::sync_job {
		3812	cf::write_runtime_sync; # external watchdog should not bark
		3813
3250	# use a peculiar iteration method to avoid tripping on perl	3814	# use a peculiar iteration method to avoid tripping on perl
3251	# refcount bugs in for. also avoids problems with players	3815	# refcount bugs in for. also avoids problems with players
3252	# and maps saved/destroyed asynchronously.	3816	# and maps saved/destroyed asynchronously.
3253	warn "begin emergency player save\n";	3817	info "emergency_perl_save: begin player save\n";
3254	for my $login (keys %cf::PLAYER) {	3818	for my $login (keys %cf::PLAYER) {
3255	my $pl = $cf::PLAYER{$login} or next;	3819	my $pl = $cf::PLAYER{$login} or next;
3256	$pl->valid or next;	3820	$pl->valid or next;
		3821	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3257	$pl->save;	3822	$pl->save;
3258	}	3823	}
3259	warn "end emergency player save\n";	3824	info "emergency_perl_save: end player save\n";
3260		3825
3261	warn "begin emergency map save\n";	3826	cf::write_runtime_sync; # external watchdog should not bark
		3827
		3828	info "emergency_perl_save: begin map save\n";
3262	for my $path (keys %cf::MAP) {	3829	for my $path (keys %cf::MAP) {
3263	my $map = $cf::MAP{$path} or next;	3830	my $map = $cf::MAP{$path} or next;
3264	$map->valid or next;	3831	$map->valid or next;
3265	$map->save;	3832	$map->save;
3266	}	3833	}
3267	warn "end emergency map save\n";	3834	info "emergency_perl_save: end map save\n";
3268		3835
3269	warn "begin emergency database checkpoint\n";	3836	cf::write_runtime_sync; # external watchdog should not bark
		3837
		3838	info "emergency_perl_save: begin database checkpoint\n";
3270	BDB::db_env_txn_checkpoint $DB_ENV;	3839	BDB::db_env_txn_checkpoint $DB_ENV;
3271	warn "end emergency database checkpoint\n";	3840	info "emergency_perl_save: end database checkpoint\n";
		3841
		3842	info "emergency_perl_save: begin write uuid\n";
		3843	write_uuid_sync 1;
		3844	info "emergency_perl_save: end write uuid\n";
		3845
		3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
		3848	trace "emergency_perl_save: syncing database to disk";
		3849	BDB::db_env_txn_checkpoint $DB_ENV;
		3850
		3851	info "emergency_perl_save: starting sync\n";
		3852	IO::AIO::aio_sync sub {
		3853	info "emergency_perl_save: finished sync\n";
		3854	};
		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	trace "emergency_perl_save: flushing outstanding aio requests";
		3859	while (IO::AIO::nreqs || BDB::nreqs) {
		3860	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3861	}
		3862
		3863	cf::write_runtime_sync; # external watchdog should not bark
3272	};	3864	};
3273		3865
3274	warn "leave emergency perl save\n";	3866	info "emergency_perl_save: leave\n";
3275	}	3867	}
3276		3868
3277	sub post_cleanup {	3869	sub post_cleanup {
3278	my ($make_core) = @_;	3870	my ($make_core) = @_;
3279		3871
		3872	IO::AIO::flush;
		3873
3280	warn Carp::longmess "post_cleanup backtrace"	3874	error Carp::longmess "post_cleanup backtrace"
3281	if $make_core;	3875	if $make_core;
		3876
		3877	my $fh = pidfile;
		3878	unlink $PIDFILE if <$fh> == $$;
		3879	}
		3880
		3881	# a safer delete_package, copied from Symbol
		3882	sub clear_package($) {
		3883	my $pkg = shift;
		3884
		3885	# expand to full symbol table name if needed
		3886	unless ($pkg =~ /^main::.*::$/) {
		3887	$pkg = "main$pkg" if $pkg =~ /^::/;
		3888	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3889	$pkg .= '::' unless $pkg =~ /::$/;
		3890	}
		3891
		3892	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3893	my $stem_symtab = *{$stem}{HASH};
		3894
		3895	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3896	or return;
		3897
		3898	# clear all symbols
		3899	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3900	for my $name (keys %$leaf_symtab) {
		3901	_gv_clear *{"$pkg$name"};
		3902	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3903	}
3282	}	3904	}
3283		3905
3284	sub do_reload_perl() {	3906	sub do_reload_perl() {
3285	# can/must only be called in main	3907	# can/must only be called in main
3286	if ($Coro::current != $Coro::main) {	3908	if (in_main) {
3287	warn "can only reload from main coroutine";	3909	error "can only reload from main coroutine";
3288	return;	3910	return;
3289	}	3911	}
3290		3912
		3913	return if $RELOAD++;
		3914
		3915	my $t1 = AE::time;
		3916
		3917	while ($RELOAD) {
3291	warn "reloading...";	3918	info "reloading...";
3292		3919
3293	warn "entering sync_job";	3920	trace "entering sync_job";
3294		3921
3295	cf::sync_job {	3922	cf::sync_job {
3296	cf::write_runtime; # external watchdog should not bark
3297	cf::emergency_save;	3923	cf::emergency_save;
3298	cf::write_runtime; # external watchdog should not bark
3299		3924
3300	warn "syncing database to disk";
3301	BDB::db_env_txn_checkpoint $DB_ENV;
3302
3303	# if anything goes wrong in here, we should simply crash as we already saved
3304
3305	warn "cancelling all WF_AUTOCANCEL watchers";
3306	for (Event::all_watchers) {
3307	$_->cancel if $_->data & WF_AUTOCANCEL;
3308	}
3309
3310	warn "flushing outstanding aio requests";
3311	for (;;) {
3312	BDB::flush;
3313	IO::AIO::flush;
3314	Coro::cede;
3315	last unless IO::AIO::nreqs || BDB::nreqs;
3316	warn "iterate...";
3317	}
3318
3319	++$RELOAD;
3320
3321	warn "cancelling all extension coros";	3925	trace "cancelling all extension coros";
3322	$_->cancel for values %EXT_CORO;	3926	$_->cancel for values %EXT_CORO;
3323	%EXT_CORO = ();	3927	%EXT_CORO = ();
3324		3928
3325	warn "removing commands";	3929	trace "removing commands";
3326	%COMMAND = ();	3930	%COMMAND = ();
3327		3931
3328	warn "removing ext/exti commands";	3932	trace "removing ext/exti commands";
3329	%EXTCMD = ();	3933	%EXTCMD = ();
3330	%EXTICMD = ();	3934	%EXTICMD = ();
3331		3935
3332	warn "unloading/nuking all extensions";	3936	trace "unloading/nuking all extensions";
3333	for my $pkg (@EXTS) {	3937	for my $pkg (@EXTS) {
3334	warn "... unloading $pkg";	3938	trace "... unloading $pkg";
3335		3939
3336	if (my $cb = $pkg->can ("unload")) {	3940	if (my $cb = $pkg->can ("unload")) {
3337	eval {	3941	eval {
3338	$cb->($pkg);	3942	$cb->($pkg);
3339	1	3943	1
3340	} or warn "$pkg unloaded, but with errors: $@";	3944	} or error "$pkg unloaded, but with errors: $@";
		3945	}
		3946
		3947	trace "... clearing $pkg";
		3948	clear_package $pkg;
3341	}	3949	}
3342		3950
3343	warn "... nuking $pkg";
3344	Symbol::delete_package $pkg;
3345	}
3346
3347	warn "unloading all perl modules loaded from $LIBDIR";	3951	trace "unloading all perl modules loaded from $LIBDIR";
3348	while (my ($k, $v) = each %INC) {	3952	while (my ($k, $v) = each %INC) {
3349	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3953	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3350		3954
3351	warn "... unloading $k";	3955	trace "... unloading $k";
3352	delete $INC{$k};	3956	delete $INC{$k};
3353		3957
3354	$k =~ s/\.pm$//;	3958	$k =~ s/\.pm$//;
3355	$k =~ s/\//::/g;	3959	$k =~ s/\//::/g;
3356		3960
3357	if (my $cb = $k->can ("unload_module")) {	3961	if (my $cb = $k->can ("unload_module")) {
3358	$cb->();	3962	$cb->();
		3963	}
		3964
		3965	clear_package $k;
3359	}	3966	}
3360		3967
3361	Symbol::delete_package $k;
3362	}
3363
3364	warn "getting rid of safe::, as good as possible";	3968	trace "getting rid of safe::, as good as possible";
3365	Symbol::delete_package "safe::$_"	3969	clear_package "safe::$_"
3366	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3970	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3367		3971
3368	warn "unloading cf.pm \"a bit\"";	3972	trace "unloading cf.pm \"a bit\"";
3369	delete $INC{"cf.pm"};	3973	delete $INC{"cf.pm"};
3370	delete $INC{"cf/pod.pm"};	3974	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3371		3975
3372	# don't, removes xs symbols, too,	3976	# don't, removes xs symbols, too,
3373	# and global variables created in xs	3977	# and global variables created in xs
3374	#Symbol::delete_package __PACKAGE__;	3978	#clear_package __PACKAGE__;
3375		3979
3376	warn "unload completed, starting to reload now";	3980	info "unload completed, starting to reload now";
3377		3981
3378	warn "reloading cf.pm";	3982	trace "reloading cf.pm";
3379	require cf;	3983	require cf;
3380	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3984	cf::_connect_to_perl_1;
3381		3985
3382	warn "loading config and database again";	3986	trace "loading config and database again";
3383	cf::reload_config;	3987	cf::reload_config;
3384		3988
3385	warn "loading extensions";	3989	trace "loading extensions";
3386	cf::load_extensions;	3990	cf::load_extensions;
3387		3991
		3992	if ($REATTACH_ON_RELOAD) {
3388	warn "reattaching attachments to objects/players";	3993	trace "reattaching attachments to objects/players";
3389	_global_reattach; # objects, sockets	3994	_global_reattach; # objects, sockets
3390	warn "reattaching attachments to maps";	3995	trace "reattaching attachments to maps";
3391	reattach $_ for values %MAP;	3996	reattach $_ for values %MAP;
3392	warn "reattaching attachments to players";	3997	trace "reattaching attachments to players";
3393	reattach $_ for values %PLAYER;	3998	reattach $_ for values %PLAYER;
		3999	}
3394		4000
		4001	trace "running post_init jobs";
		4002	(pop @POST_INIT)->(1) while @POST_INIT;
		4003
3395	warn "leaving sync_job";	4004	trace "leaving sync_job";
3396		4005
3397	1	4006	1
3398	} or do {	4007	} or do {
3399	warn $@;	4008	error $@;
3400	warn "error while reloading, exiting.";	4009	cf::cleanup "error while reloading, exiting.";
3401	exit 1;	4010	};
		4011
		4012	info "reloaded";
		4013	--$RELOAD;
3402	};	4014	}
3403		4015
3404	warn "reloaded";	4016	$t1 = AE::time - $t1;
		4017	info "reload completed in ${t1}s\n";
3405	};	4018	};
3406		4019
3407	our $RELOAD_WATCHER; # used only during reload	4020	our $RELOAD_WATCHER; # used only during reload
3408		4021
3409	sub reload_perl() {	4022	sub reload_perl() {
3410	# doing reload synchronously and two reloads happen back-to-back,	4023	# doing reload synchronously and two reloads happen back-to-back,
3411	# coro crashes during coro_state_free->destroy here.	4024	# coro crashes during coro_state_free->destroy here.
3412		4025
3413	$RELOAD_WATCHER ||= Event->timer (	4026	$RELOAD_WATCHER ||= cf::async {
3414	reentrant => 0,	4027	Coro::AIO::aio_wait cache_extensions;
3415	after => 0,	4028
3416	data => WF_AUTOCANCEL,	4029	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3417	cb => sub {
3418	do_reload_perl;	4030	do_reload_perl;
3419	undef $RELOAD_WATCHER;	4031	undef $RELOAD_WATCHER;
3420	},	4032	};
3421	);	4033	};
3422	}	4034	}
3423		4035
3424	register_command "reload" => sub {	4036	register_command "reload" => sub {
3425	my ($who, $arg) = @_;	4037	my ($who, $arg) = @_;
3426		4038
3427	if ($who->flag (FLAG_WIZ)) {	4039	if ($who->flag (FLAG_WIZ)) {
3428	$who->message ("reloading server.");	4040	$who->message ("reloading server.");
		4041	async {
		4042	$Coro::current->{desc} = "perl_reload";
3429	async { reload_perl };	4043	reload_perl;
		4044	};
3430	}	4045	}
3431	};	4046	};
3432		4047
3433	unshift @INC, $LIBDIR;	4048	#############################################################################
3434		4049
3435	my $bug_warning = 0;	4050	my $bug_warning = 0;
3436		4051
3437	our @WAIT_FOR_TICK;	4052	our @WAIT_FOR_TICK;
3438	our @WAIT_FOR_TICK_BEGIN;	4053	our @WAIT_FOR_TICK_BEGIN;
3439		4054
3440	sub wait_for_tick {	4055	sub wait_for_tick {
3441	return unless $TICK_WATCHER->is_active;
3442	return if $Coro::current == $Coro::main;	4056	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3443		4057
3444	my $signal = new Coro::Signal;	4058	my $signal = new Coro::Signal;
3445	push @WAIT_FOR_TICK, $signal;	4059	push @WAIT_FOR_TICK, $signal;
3446	$signal->wait;	4060	$signal->wait;
3447	}	4061	}
3448		4062
3449	sub wait_for_tick_begin {	4063	sub wait_for_tick_begin {
3450	return unless $TICK_WATCHER->is_active;
3451	return if $Coro::current == $Coro::main;	4064	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3452		4065
3453	my $signal = new Coro::Signal;	4066	my $signal = new Coro::Signal;
3454	push @WAIT_FOR_TICK_BEGIN, $signal;	4067	push @WAIT_FOR_TICK_BEGIN, $signal;
3455	$signal->wait;	4068	$signal->wait;
3456	}	4069	}
3457		4070
3458	our $stat_fh;	4071	sub tick {
3459	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3460
3461	$TICK_WATCHER = Event->timer (
3462	reentrant => 0,
3463	parked => 1,
3464	prio => 0,
3465	at => $NEXT_TICK || $TICK,
3466	data => WF_AUTOCANCEL,
3467	cb => sub {
3468	if ($Coro::current != $Coro::main) {	4072	if ($Coro::current != $Coro::main) {
3469	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4073	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3470	unless ++$bug_warning > 10;	4074	unless ++$bug_warning > 10;
3471	return;	4075	return;
3472	}	4076	}
3473		4077
3474	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3475
3476	$NOW = $tick_start = Event::time;
3477
3478	cf::server_tick; # one server iteration	4078	cf::server_tick; # one server iteration
3479		4079
3480	$RUNTIME += $TICK;	4080	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3481	$NEXT_TICK += $TICK;
3482		4081
3483	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4082	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3484	$NEXT_RUNTIME_WRITE = $NOW + 10;	4083	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3485	Coro::async_pool {	4084	Coro::async_pool {
		4085	$Coro::current->{desc} = "runtime saver";
3486	write_runtime	4086	write_runtime_sync
3487	or warn "ERROR: unable to write runtime file: $!";	4087	or error "ERROR: unable to write runtime file: $!";
3488	};
3489	}	4088	};
		4089	}
3490		4090
3491	# my $AFTER = Event::time;
3492	# warn $AFTER - $NOW;#d#
3493
3494	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4091	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3495	$sig->send;	4092	$sig->send;
3496	}	4093	}
3497	while (my $sig = shift @WAIT_FOR_TICK) {	4094	while (my $sig = shift @WAIT_FOR_TICK) {
3498	$sig->send;	4095	$sig->send;
3499	}	4096	}
3500		4097
3501	$NOW = Event::time;	4098	$LOAD = ($NOW - $TICK_START) / $TICK;
3502
3503	# if we are delayed by four ticks or more, skip them all
3504	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3505
3506	$TICK_WATCHER->at ($NEXT_TICK);
3507	$TICK_WATCHER->start;
3508
3509	$LOAD = ($NOW - $tick_start) / $TICK;
3510	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4099	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3511		4100
3512	_post_tick;	4101	if (0) {
3513		4102	if ($NEXT_TICK) {
3514	# gather some statistics#d#	4103	my $jitter = $TICK_START - $NEXT_TICK;
3515	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4104	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3516	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4105	debug "jitter $JITTER\n";#d#
		4106	}
3517	},	4107	}
3518	);	4108	}
3519		4109
3520	{	4110	{
		4111	# configure BDB
		4112
3521	BDB::min_parallel 8;	4113	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	4114	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	4115	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		4116
3547	unless ($DB_ENV) {	4117	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	4118	$DB_ENV = BDB::db_env_create;
		4119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4120	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4121	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4122	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4123	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3549		4124
3550	cf::sync_job {	4125	cf::sync_job {
3551	eval {	4126	eval {
3552	BDB::db_env_open	4127	BDB::db_env_open
3553	$DB_ENV,	4128	$DB_ENV,
…		…
3555	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4130	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3556	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4131	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3557	0666;	4132	0666;
3558		4133
3559	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4134	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3560
3561	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3562	| BDB::LOG_AUTOREMOVE, 1);
3563	$DB_ENV->set_lk_detect;
3564	};	4135	};
3565		4136
3566	cf::cleanup "db_env_open(db): $@" if $@;	4137	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	4138	};
3568	}	4139	}
3569		4140
3570	$BDB_CHECKPOINT_WATCHER = Event->timer (	4141	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 11,	4142	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3572	interval => 60,	4143	};
3573	hard => 1,	4144	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4145	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3578	},
3579	);	4146	};
3580	$BDB_TRICKLE_WATCHER = Event->timer (	4147	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3581	after => 5,
3582	interval => 10,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4148	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3588	},
3589	);	4149	};
3590	}	4150	}
3591		4151
3592	{	4152	{
		4153	# configure IO::AIO
		4154
3593	IO::AIO::min_parallel 8;	4155	IO::AIO::min_parallel 8;
3594
3595	undef $Coro::AIO::WATCHER;
3596	IO::AIO::max_poll_time $TICK * 0.1;	4156	IO::AIO::max_poll_time $TICK * 0.1;
3597	$AIO_POLL_WATCHER = Event->io (	4157	undef $AnyEvent::AIO::WATCHER;
3598	reentrant => 0,
3599	data => WF_AUTOCANCEL,
3600	fd => IO::AIO::poll_fileno,
3601	poll => 'r',
3602	prio => 6,
3603	cb => \&IO::AIO::poll_cb,
3604	);
3605	}	4158	}
3606		4159
3607	my $_log_backtrace;	4160	my $_log_backtrace;
3608		4161
3609	sub _log_backtrace {	4162	sub _log_backtrace {
…		…
3612	$msg =~ s/\n//;	4165	$msg =~ s/\n//;
3613		4166
3614	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3615	if ($_log_backtrace < 2) {	4168	if ($_log_backtrace < 2) {
3616	++$_log_backtrace;	4169	++$_log_backtrace;
		4170	my $perl_bt = Carp::longmess $msg;
3617	async {	4171	async {
		4172	$Coro::current->{desc} = "abt $msg";
		4173
3618	my @bt = fork_call {	4174	my @bt = fork_call {
3619	@addr = map { sprintf "%x", $_ } @addr;	4175	@addr = map { sprintf "%x", $_ } @addr;
3620	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4176	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3621	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4177	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3622	or die "addr2line: $!";	4178	or die "addr2line: $!";
…		…
3630	}	4186	}
3631		4187
3632	@funcs	4188	@funcs
3633	};	4189	};
3634		4190
3635	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $perl_bt\n";
		4192	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3636	LOG llevInfo, "[ABT] $_\n" for @bt;	4193	LOG llevInfo, "[ABT] $_\n" for @bt;
3637	--$_log_backtrace;	4194	--$_log_backtrace;
3638	};	4195	};
3639	} else {	4196	} else {
3640	LOG llevInfo, "[ABT] $msg\n";	4197	LOG llevInfo, "[ABT] $msg\n";
3641	LOG llevInfo, "[ABT] [suppressed]\n";	4198	LOG llevInfo, "[ABT] [suppressed]\n";
3642	}	4199	}
3643	}	4200	}
3644		4201
3645	# load additional modules	4202	# load additional modules
3646	use cf::pod;	4203	require "cf/$_.pm" for @EXTRA_MODULES;
		4204	cf::_connect_to_perl_2;
3647		4205
3648	END { cf::emergency_save }	4206	END { cf::emergency_save }
3649		4207
3650	1	4208	1
3651		4209

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