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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.545 by root, Thu May 6 22:35:41 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;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	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 $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	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::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	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
173	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
174	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.
175		240
176	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
177		242
178	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
179	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
180	that call.	245	that call.
181		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
182	=back	253	=back
183		254
184	=cut	255	=cut
185		256
186	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	264	my $msg = join "", @_;
189		265
190	$msg .= "\n"	266	$msg .= "\n"
191	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
192		268
193	$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;
194		270
195	LOG llevError, $msg;	271	LOG llevWarn, $msg;
196	};	272	};
197	}	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	};
198		287
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	298	for my $pkg (qw(
210	cf::global cf::attachable	299	cf::global cf::attachable
211	cf::object cf::object::player	300	cf::object cf::object::player
212	cf::client cf::player	301	cf::client cf::player
213	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
214	cf::map cf::party cf::region	304	cf::party cf::region
215	)) {	305	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	307	}
219		308
220	$Event::DIED = sub {	309	$EV::DIED = sub {
221	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
222	};	311	};
223		312
224	#############################################################################	313	#############################################################################
225		314
226	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
248	$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;
249	$d	338	$d
250	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
251	}	340	}
252		341
253	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
254		343
255	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
256		345
257	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
258		347
259	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
260		349
261	=cut	350	=cut
262		351
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		353
265	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		370
268	=item cf::lock_wait $string	371	=item cf::lock_wait $string
269		372
270	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
271		374
272	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
273		376
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
277	returned.	380	returned.
278		381
279	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
280	deadlocked coro.	383	deadlocked coro.
…		…
286		389
287	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.
288		391
289	=cut	392	=cut
290		393
291	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		395
294	sub lock_wait($) {	396	sub lock_wait($) {
295	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	398	}
308		399
309	sub lock_acquire($) {	400	sub lock_acquire($) {
310	my ($key) = @_;	401	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	402	}
324		403
325	sub lock_active($) {	404	sub lock_active($) {
326	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	406	}
330		407
331	sub freeze_mainloop {	408	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
333		410
334	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	412	}
336	};	413
337	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
338	$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($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
339	}	427	}
340		428
341	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
342		430
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		439
352	=cut	440	=cut
353		441
354	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
356		445
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
359	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
360		452
361	while () {	453	while () {
362	next_job:	454	next_job:
		455
363	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	457
365	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	462	$job->[2]->send;
369	Coro::cede;	463	Coro::cede;
370	goto next_job;	464	goto next_job;
371	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	467	}
373	}	468	}
374		469
375	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	473	$signal->wait;
379	} else {	474	} else {
		475	$busy = 0;
380	Coro::schedule;	476	Coro::schedule;
381	}	477	}
382	}	478	}
383	};	479	};
384		480
385	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
386	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
387		485
388	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
389	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
390		489
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
404		503
405	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
406		505
407	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
408		507
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	511	acceptable.
413		512
414	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
415	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
…		…
419	=cut	518	=cut
420		519
421	sub sync_job(&) {	520	sub sync_job(&) {
422	my ($job) = @_;	521	my ($job) = @_;
423		522
424	if ($Coro::current == $Coro::main) {	523	if (in_main) {
425	my $time = Event::time;	524	my $time = AE::time;
426		525
427	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
429		528
430	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	530
432	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
433		532
434	my $busy = 1;	533	my $busy = 1;
435	my @res;	534	my @res;
436		535
437	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	538	@res = eval { $job->() };
439	warn $@ if $@;	539	error $@ if $@;
440	undef $busy;	540	undef $busy;
441	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
442		542
443	while ($busy) {	543	while ($busy) {
444	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
445	}	548	}
		549	}
446		550
447	$time = Event::time - $time;	551	my $time = AE::time - $time;
448		552
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
453		554
454	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
455	} else {	556	} else {
456	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
457		558
…		…
482	=item fork_call { }, $args	583	=item fork_call { }, $args
483		584
484	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
485	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
488		589
489	=cut	590	=cut
490		591
491	sub fork_call(&@) {	592	sub fork_call(&@) {
492	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
501	}, @args;	602	}, @args;
502		603
503	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
504	}	605	}
505		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
506	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
507		646
508	Returns a single value from the environment database.	647	Returns a single value from the environment database.
509		648
510	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
…		…
518	within each server.	657	within each server.
519		658
520	=cut	659	=cut
521		660
522	sub db_table($) {	661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
523	my ($name) = @_;	665	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	666	my $db = BDB::db_create $DB_ENV;
525		667
526	eval {	668	eval {
527	$db->set_flags (BDB::CHKSUM);	669	$db->set_flags (BDB::CHKSUM);
…		…
537	}	679	}
538		680
539	our $DB;	681	our $DB;
540		682
541	sub db_init {	683	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	684	$DB ||= db_table "db";
544	};
545	}	685	}
546		686
547	sub db_get($$) {	687	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
549		689
550	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
551	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
552		694
553	$! ? ()	695	$! ? ()
554	: $data	696	: $data
555	}
556	}	697	}
557		698
558	sub db_put($$$) {	699	sub db_put($$$) {
559	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
616		757
617	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	759	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
620		761
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		763
623	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
626		767
…		…
636		777
637	=cut	778	=cut
638		779
639	sub datalog($@) {	780	sub datalog($@) {
640	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	783	}
643		784
644	=back	785	=back
645		786
646	=cut	787	=cut
647		788
648	#############################################################################	789	#############################################################################
649		790
650	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
651		792
652	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
653	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")
654	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
655		796
656	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>
657	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
658	Crossfire TRT).	799	Deliantra).
659		800
660	=over 4	801	=over 4
661		802
662	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
663		804
…		…
707	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
708		849
709	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
710	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
711		852
712	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		855
715	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
716		857
717	=over 4	858	=over 4
…		…
841		982
842	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		985
845	} elsif (ref $type) {	986	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
847		988
848	} else {	989	} else {
849	shift @arg;	990	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
851	}	992	}
852	}	993	}
853	}	994	}
854		995
855	sub _object_attach {	996	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
866	}	1007	}
867		1008
868	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
869	} else {	1010	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1012	}
872		1013
873	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
874	}	1015	}
875		1016
…		…
934		1075
935	for (@$callbacks) {	1076	for (@$callbacks) {
936	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
937		1078
938	if ($@) {	1079	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1081	override;
942	}	1082	}
943		1083
944	return 1 if $override;	1084	return 1 if $override;
945	}	1085	}
946		1086
947	0	1087	0
948	}	1088	}
949		1089
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1091
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1093
954	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
955		1095
…		…
961		1101
962	=cut	1102	=cut
963		1103
964	#############################################################################	1104	#############################################################################
965	# object support	1105	# object support
966	#
967		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#
968	sub _can_merge {	1140	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1141	my ($ob1, $ob2) = @_;
970		1142
971	local $Storable::canonical = 1;	1143	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1144
975	$fob1 eq $fob2	1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
976	}	1147	}
977		1148
978	sub reattach {	1149	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1151	my ($obj) = @_;
981		1152
		1153	# no longer needed after getting rid of delete_package?
982	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
983		1155
984	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
985		1157
986	@$registry = ();	1158	@$registry = ();
987		1159
…		…
992	for (@$attach) {	1164	for (@$attach) {
993	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
995	}	1167	}
996	} else {	1168	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1170	}
999	}	1171	}
1000	}	1172	}
1001		1173
1002	cf::attachable->attach (	1174	cf::attachable->attach (
1003	prio => -1000000,	1175	prio => -1000000,
1004	on_instantiate => sub {	1176	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
1006		1178
1007	$data = from_json $data;	1179	$data = decode_json $data;
1008		1180
1009	for (@$data) {	1181	for (@$data) {
1010	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
1011		1183
1012	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1029	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1030		1202
1031	sync_job {	1203	sync_job {
1032	if (length $$rdata) {	1204	if (length $$rdata) {
1033	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1036		1209
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	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	}
1041	close $fh;	1217	aio_close $fh;
1042		1218
1043	if (@$objs) {	1219	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1048	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	}
1049	close $fh;	1228	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1230	}
1052	} else {	1231	} else {
1053	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1054	}	1233	}
1055		1234
1056	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1239	} else {
1058	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1059	}	1241	}
1060	} else {	1242	} else {
1061	aio_unlink $filename;	1243	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1063	}	1245	}
…		…
1082		1264
1083	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1267	or return;
1086		1268
1087	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1088	}	1271	}
1089		1272
1090	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1093		1277
1094	($data, $av)	1278	($data, $av)
1095	}	1279	}
1096		1280
1097	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1153	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1154		1338
1155	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1156	}	1340	}
1157		1341
		1342	use File::Glob ();
		1343
1158	cf::player->attach (	1344	cf::player->attach (
1159	on_command => sub {	1345	on_unknown_command => sub {
1160	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1161		1347
1162	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1163	or return;	1349	or return;
1164		1350
…		…
1187		1373
1188	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1189	if $reply;	1375	if $reply;
1190		1376
1191	} else {	1377	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1379	}
1194		1380
1195	cf::override;	1381	cf::override;
1196	},	1382	},
1197	);	1383	);
1198		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
1199	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1200	cf::sync_job {	1401	cf::sync_job {
1201	my %todo;	1402	my %todo;
1202		1403
1203	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1405	next unless -r $path;
…		…
1222		1423
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1426
1226	$ext{source} =	1427	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1228	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1229	. $source	1430	. $source
1230	. "\n};\n1";	1431	. "\n};\n1";
1231		1432
1232	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1233	}	1434	}
1234		1435
		1436	my $pass = 0;
1235	my %done;	1437	my %done;
1236	while (%todo) {	1438	while (%todo) {
1237	my $progress;	1439	my $progress;
1238		1440
		1441	++$pass;
		1442
		1443	ext:
1239	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1446	next ext
1242	unless exists $done{$_};	1447	unless exists $done{$_};
1243	}	1448	}
1244		1449
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1451
1247	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1456
		1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1458	if exists $v->{meta}{mandatory};
1252	warn $msg;	1459
1253	warn "mandatory extension failed to load, exiting.\n";	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1461	delete $todo{$k};
1255	}	1462	} else {
1256		1463	$done{$k} = delete $todo{$k};
1257	warn $msg;	1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1258	}	1469	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1470	}
1264		1471
1265	skip:	1472	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1268	}	1480	}
1269	};	1481	};
1270	}	1482	}
1271		1483
1272	#############################################################################	1484	#############################################################################
1273		1485
1274	=back	1486	=back
1275		1487
1276	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1277		1489
1278	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1279		1491
1280	=cut	1492	=cut
1281		1493
1282	package cf::player;	1494	package cf::player;
1283		1495
…		…
1326		1538
1327	sub exists($) {	1539	sub exists($) {
1328	my ($login) = @_;	1540	my ($login) = @_;
1329		1541
1330	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1332	}	1544	}
1333		1545
1334	sub find($) {	1546	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1548	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1560	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1561	or return;
1350		1562
1351	my $pl = cf::player::load_pl $f	1563	my $pl = cf::player::load_pl $f
1352	or return;	1564	or return;
		1565
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1566	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1567	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1356	}	1569	}
1357	}	1570	}
1358	}	1571	}
1359		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
		1585
1360	sub save($) {	1586	sub save($) {
1361	my ($pl) = @_;	1587	my ($pl) = @_;
1362		1588
1363	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
1364		1590
…		…
1367		1593
1368	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1369		1595
1370	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
		1598
		1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1372		1603
1373	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1605	cf::cede_to_tick;
1375	}	1606	}
1376		1607
…		…
1408	my ($pl) = @_;	1639	my ($pl) = @_;
1409		1640
1410	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1411		1642
1412	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1413	$pl->password ("*"); # this should lock out the player until we nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1414		1645
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1419		1651
1420	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1692
1461	for my $login (@$dirs) {	1693	for my $login (@$dirs) {
1462	my $path = path $login;	1694	my $path = path $login;
1463		1695
1464	# a .pst is a dead give-away for a valid player	1696	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1697	# if no pst file found, open and chekc for blocked users
		1698	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1699	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1700	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1701	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1702	}
1470		1703
…		…
1474		1707
1475	\@logins	1708	\@logins
1476	}	1709	}
1477		1710
1478	=item $player->maps	1711	=item $player->maps
		1712
		1713	=item cf::player::maps $login
1479		1714
1480	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1481	player. May block.	1716	player. May block.
1482		1717
1483	=cut	1718	=cut
…		…
1501	}	1736	}
1502		1737
1503	\@paths	1738	\@paths
1504	}	1739	}
1505		1740
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1742
1508	Expand crossfire pod fragments into protocol xml.	1743	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1744
1557	=item $player->ext_reply ($msgid, @msg)	1745	=item $player->ext_reply ($msgid, @msg)
1558		1746
1559	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1560		1748
…		…
1592		1780
1593	=cut	1781	=cut
1594		1782
1595	sub find_by_path($) {	1783	sub find_by_path($) {
1596	my ($path) = @_;	1784	my ($path) = @_;
		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
1597		1787
1598	my ($match, $specificity);	1788	my ($match, $specificity);
1599		1789
1600	for my $region (list) {	1790	for my $region (list) {
1601	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
…		…
1627	our $MAX_RESET = 3600;	1817	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1818	our $DEFAULT_RESET = 3000;
1629		1819
1630	sub generate_random_map {	1820	sub generate_random_map {
1631	my ($self, $rmp) = @_;	1821	my ($self, $rmp) = @_;
		1822
		1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1824
1632	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1826	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1638	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1639	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1655		1848
1656	sub register {	1849	sub register {
1657	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1658	my $pkg = caller;	1851	my $pkg = caller;
1659		1852
1660	no strict;
1661	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1662		1854
1663	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1664	}	1856	}
1665		1857
1666	# also paths starting with '/'	1858	# also paths starting with '/'
1667	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1668		1860
1669	sub thawer_merge {	1861	sub thawer_merge {
1670	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1671		1863
1672	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1677	}	1869	}
1678		1870
1679	sub normalise {	1871	sub normalise {
1680	my ($path, $base) = @_;	1872	my ($path, $base) = @_;
1681		1873
1682	$path = "$path"; # make sure its a string	1874	$path = "$path"; # make sure it's a string
1683		1875
1684	$path =~ s/\.map$//;	1876	$path =~ s/\.map$//;
1685		1877
1686	# map plan:	1878	# map plan:
1687	#	1879	#
…		…
1726	$self->init; # pass $1 etc.	1918	$self->init; # pass $1 etc.
1727	return $self;	1919	return $self;
1728	}	1920	}
1729	}	1921	}
1730		1922
1731	Carp::cluck "unable to resolve path '$path' (base '$base').";	1923	Carp::cluck "unable to resolve path '$path' (base '$base')";
1732	()	1924	()
1733	}	1925	}
1734		1926
1735	sub init {	1927	sub init {
1736	my ($self) = @_;	1928	my ($self) = @_;
…		…
1758		1950
1759	# the temporary/swap location	1951	# the temporary/swap location
1760	sub save_path {	1952	sub save_path {
1761	my ($self) = @_;	1953	my ($self) = @_;
1762		1954
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1956	"$TMPDIR/$path.map"
1765	}	1957	}
1766		1958
1767	# the unique path, undef == no special unique path	1959	# the unique path, undef == no special unique path
1768	sub uniq_path {	1960	sub uniq_path {
1769	my ($self) = @_;	1961	my ($self) = @_;
1770		1962
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	1965	}
1783		1966
1784	sub decay_objects {	1967	sub decay_objects {
1785	my ($self) = @_;	1968	my ($self) = @_;
1786		1969
…		…
1868		2051
1869	sub find;	2052	sub find;
1870	sub find {	2053	sub find {
1871	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1872		2055
		2056	cf::cede_to_tick;
		2057
1873	$path = normalise $path, $origin && $origin->path;	2058	$path = normalise $path, $origin && $origin->path;
1874		2059
1875	cf::lock_wait "map_data:$path";#d#remove	2060	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2061	my $guard2 = cf::lock_acquire "map_find:$path";
1877		2062
1878	$cf::MAP{$path} || do {	2063	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2064	my $map = new_from_path cf::map $path
1883	or return;	2065	or return;
1884		2066
1885	$map->{last_save} = $cf::RUNTIME;	2067	$map->{last_save} = $cf::RUNTIME;
1886		2068
…		…
1888	or return;	2070	or return;
1889		2071
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2072	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2073	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2074	#$cf::WAIT_FOR_TICK->wait;
		2075	undef $guard2;
1893	undef $guard1;	2076	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2077	$map->reset;
1896	return find $path;	2078	return find $path;
1897	}	2079	}
1898		2080
1899	$cf::MAP{$path} = $map	2081	$cf::MAP{$path} = $map
1900	}	2082	}
1901	}	2083	}
1902		2084
1903	sub pre_load { }	2085	sub pre_load { }
1904	sub post_load { }	2086	#sub post_load { } # XS
1905		2087
1906	sub load {	2088	sub load {
1907	my ($self) = @_;	2089	my ($self) = @_;
1908		2090
1909	local $self->{deny_reset} = 1; # loading can take a long time	2091	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2108	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2109	$f->skip_block;
1928	$self->_load_objects ($f)	2110	$self->_load_objects ($f)
1929	or return;	2111	or return;
1930		2112
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2113	$self->post_load_original
1932	if delete $self->{load_original};	2114	if delete $self->{load_original};
1933		2115
1934	if (my $uniq = $self->uniq_path) {	2116	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2117	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2118	unless (aio_stat $uniq) {
…		…
1954	unless ($self->{deny_activate}) {	2136	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2137	$self->decay_objects;
1956	$self->fix_auto_apply;	2138	$self->fix_auto_apply;
1957	$self->update_buttons;	2139	$self->update_buttons;
1958	cf::cede_to_tick;	2140	cf::cede_to_tick;
1959	$self->set_darkness_map;
1960	cf::cede_to_tick;
1961	$self->activate;	2141	$self->activate;
1962	}	2142	}
1963		2143
1964	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2145	$self->last_access ($cf::RUNTIME);
1966		2146
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2147	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2148	}
1969		2149
1970	$self->post_load;	2150	$self->post_load;
1971	}	2151	}
1972		2152
		2153	# customize the map for a given player, i.e.
		2154	# return the _real_ map. used by e.g. per-player
		2155	# maps to change the path to ~playername/mappath
1973	sub customise_for {	2156	sub customise_for {
1974	my ($self, $ob) = @_;	2157	my ($self, $ob) = @_;
1975		2158
1976	return find "~" . $ob->name . "/" . $self->{path}	2159	return find "~" . $ob->name . "/" . $self->{path}
1977	if $self->per_player;	2160	if $self->per_player;
…		…
1993	or next;	2176	or next;
1994	$neigh = find $neigh, $map	2177	$neigh = find $neigh, $map
1995	or next;	2178	or next;
1996	$neigh->load;	2179	$neigh->load;
1997		2180
		2181	# now find the diagonal neighbours
1998	push @neigh,	2182	push @neigh,
1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2183	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2184	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2001	}	2185	}
2002		2186
…		…
2009	}	2193	}
2010		2194
2011	sub find_sync {	2195	sub find_sync {
2012	my ($path, $origin) = @_;	2196	my ($path, $origin) = @_;
2013		2197
2014	cf::sync_job { find $path, $origin }	2198	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2199	if $Coro::current == $Coro::main;
		2200
		2201	find $path, $origin
2015	}	2202	}
2016		2203
2017	sub do_load_sync {	2204	sub do_load_sync {
2018	my ($map) = @_;	2205	my ($map) = @_;
2019		2206
2020	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2207	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2021	if $Coro::current == $Coro::main;	2208	if $Coro::current == $Coro::main;
2022		2209
2023	cf::sync_job { $map->load };	2210	$map->load;
2024	}	2211	}
2025		2212
2026	our %MAP_PREFETCH;	2213	our %MAP_PREFETCH;
2027	our $MAP_PREFETCHER = undef;	2214	our $MAP_PREFETCHER = undef;
2028		2215
…		…
2030	my ($path, $origin, $load) = @_;	2217	my ($path, $origin, $load) = @_;
2031		2218
2032	$path = normalise $path, $origin && $origin->{path};	2219	$path = normalise $path, $origin && $origin->{path};
2033		2220
2034	if (my $map = $cf::MAP{$path}) {	2221	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2222	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2223	}
2037		2224
2038	$MAP_PREFETCH{$path} |= $load;	2225	$MAP_PREFETCH{$path} |= $load;
2039		2226
2040	$MAP_PREFETCHER ||= cf::async {	2227	$MAP_PREFETCHER ||= cf::async {
		2228	$Coro::current->{desc} = "map prefetcher";
		2229
2041	while (%MAP_PREFETCH) {	2230	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2231	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2232	if (my $map = find $k) {
2044	$map->load if $v;	2233	$map->load if $v;
2045	}	2234	}
…		…
2052	$MAP_PREFETCHER->prio (6);	2241	$MAP_PREFETCHER->prio (6);
2053		2242
2054	()	2243	()
2055	}	2244	}
2056		2245
		2246	# common code, used by both ->save and ->swapout
2057	sub save {	2247	sub _save {
2058	my ($self) = @_;	2248	my ($self) = @_;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2249
2062	$self->{last_save} = $cf::RUNTIME;	2250	$self->{last_save} = $cf::RUNTIME;
2063		2251
2064	return unless $self->dirty;	2252	return unless $self->dirty;
2065		2253
…		…
2071	return if $self->{deny_save};	2259	return if $self->{deny_save};
2072		2260
2073	local $self->{last_access} = $self->last_access;#d#	2261	local $self->{last_access} = $self->last_access;#d#
2074		2262
2075	cf::async {	2263	cf::async {
		2264	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2265	$_->contr->save for $self->players;
2077	};	2266	};
		2267
		2268	cf::get_slot 0.02;
2078		2269
2079	if ($uniq) {	2270	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2272	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2273	} else {
2083	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2274	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2084	}	2275	}
2085	}	2276	}
2086		2277
		2278	sub save {
		2279	my ($self) = @_;
		2280
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
		2283	$self->_save;
		2284	}
		2285
2087	sub swap_out {	2286	sub swap_out {
2088	my ($self) = @_;	2287	my ($self) = @_;
2089		2288
2090	# save first because save cedes
2091	$self->save;
2092
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2290
		2291	return if $self->in_memory != cf::MAP_ACTIVE;
		2292	return if $self->{deny_save};
2095	return if $self->players;	2293	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;
2097	return if $self->{deny_save};
2098		2294
		2295	# first deactivate the map and "unlink" it from the core
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
2099	$self->in_memory (cf::MAP_SWAPPED);	2298	$self->in_memory (cf::MAP_SWAPPED);
		2299
		2300	# then atomically save
		2301	$self->_save;
		2302
		2303	# then free the map
		2304	$self->clear;
		2305	}
		2306
		2307	sub reset_at {
		2308	my ($self) = @_;
		2309
		2310	# TODO: safety, remove and allow resettable per-player maps
		2311	return 1e99 if $self->{deny_reset};
		2312
		2313	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2314	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2315
		2316	$time + $to
		2317	}
		2318
		2319	sub should_reset {
		2320	my ($self) = @_;
		2321
		2322	$self->reset_at <= $cf::RUNTIME
		2323	}
		2324
		2325	sub reset {
		2326	my ($self) = @_;
		2327
		2328	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2329
		2330	return if $self->players;
		2331
		2332	cf::trace "resetting map ", $self->path, "\n";
		2333
		2334	$self->in_memory (cf::MAP_SWAPPED);
		2335
		2336	# need to save uniques path
		2337	unless ($self->{deny_save}) {
		2338	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2339
		2340	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2341	if $uniq;
		2342	}
		2343
		2344	delete $cf::MAP{$self->path};
2100		2345
2101	$self->deactivate;	2346	$self->deactivate;
2102	$_->clear_links_to ($self) for values %cf::MAP;	2347	$_->clear_links_to ($self) for values %cf::MAP;
2103	$self->clear;	2348	$self->clear;
2104	}
2105
2106	sub reset_at {
2107	my ($self) = @_;
2108
2109	# TODO: safety, remove and allow resettable per-player maps
2110	return 1e99 if $self->{deny_reset};
2111
2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2114
2115	$time + $to
2116	}
2117
2118	sub should_reset {
2119	my ($self) = @_;
2120
2121	$self->reset_at <= $cf::RUNTIME
2122	}
2123
2124	sub reset {
2125	my ($self) = @_;
2126
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128
2129	return if $self->players;
2130
2131	warn "resetting map ", $self->path;
2132
2133	$self->in_memory (cf::MAP_SWAPPED);
2134
2135	# need to save uniques path
2136	unless ($self->{deny_save}) {
2137	my $uniq = $self->uniq_path; utf8::encode $uniq;
2138
2139	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2140	if $uniq;
2141	}
2142
2143	delete $cf::MAP{$self->path};
2144
2145	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;
2148		2349
2149	$self->unlink_save;	2350	$self->unlink_save;
2150	$self->destroy;	2351	$self->destroy;
2151	}	2352	}
2152		2353
…		…
2160		2361
2161	delete $cf::MAP{$self->path};	2362	delete $cf::MAP{$self->path};
2162		2363
2163	$self->unlink_save;	2364	$self->unlink_save;
2164		2365
2165	bless $self, "cf::map";	2366	bless $self, "cf::map::wrap";
2166	delete $self->{deny_reset};	2367	delete $self->{deny_reset};
2167	$self->{deny_save} = 1;	2368	$self->{deny_save} = 1;
2168	$self->reset_timeout (1);	2369	$self->reset_timeout (1);
2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2370	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2170		2371
…		…
2219		2420
2220	sub unique_maps() {	2421	sub unique_maps() {
2221	[	2422	[
2222	map {	2423	map {
2223	utf8::decode $_;	2424	utf8::decode $_;
2224	/\.map$/	2425	s/\.map$//; # TODO future compatibility hack
		2426	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2427	? ()
2225	? normalise $_	2428	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2429	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2430	]
2229	}	2431	}
2230		2432
2231	package cf;	2433	=item cf::map::static_maps
		2434
		2435	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2436	file in the shared directory excluding F</styles> and F</editor>). May
		2437	block.
		2438
		2439	=cut
		2440
		2441	sub static_maps() {
		2442	my @dirs = "";
		2443	my @maps;
		2444
		2445	while (@dirs) {
		2446	my $dir = shift @dirs;
		2447
		2448	next if $dir eq "/styles" || $dir eq "/editor";
		2449
		2450	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2451	or return;
		2452
		2453	for (@$files) {
		2454	s/\.map$// or next;
		2455	utf8::decode $_;
		2456	push @maps, "$dir/$_";
		2457	}
		2458
		2459	push @dirs, map "$dir/$_", @$dirs;
		2460	}
		2461
		2462	\@maps
		2463	}
2232		2464
2233	=back	2465	=back
2234		2466
2235	=head3 cf::object	2467	=head3 cf::object
2236		2468
…		…
2240		2472
2241	=over 4	2473	=over 4
2242		2474
2243	=item $ob->inv_recursive	2475	=item $ob->inv_recursive
2244		2476
2245	Returns the inventory of the object _and_ their inventories, recursively.	2477	Returns the inventory of the object I<and> their inventories, recursively,
		2478	but I<not> the object itself.
2246		2479
2247	=cut	2480	=cut
2248		2481
2249	sub inv_recursive_;	2482	sub inv_recursive_;
2250	sub inv_recursive_ {	2483	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2488	inv_recursive_ inv $_[0]
2256	}	2489	}
2257		2490
2258	=item $ref = $ob->ref	2491	=item $ref = $ob->ref
2259		2492
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2493	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2494
2262	=item $ob = cf::object::deref ($refstring)	2495	=item $ob = cf::object::deref ($refstring)
2263		2496
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2497	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2498	even if the object actually exists. May block.
…		…
2267	=cut	2500	=cut
2268		2501
2269	sub deref {	2502	sub deref {
2270	my ($ref) = @_;	2503	my ($ref) = @_;
2271		2504
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2505	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2506	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2507	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2508	or return;
2279	$pl->ob->uuid eq $uuid	2509	$pl->ob->uuid eq $uuid
2280	or return;	2510	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2530	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2531	dialogue with the given NPC character.
2302		2532
2303	=cut	2533	=cut
2304		2534
		2535	our $SAY_CHANNEL = {
		2536	id => "say",
		2537	title => "Map",
		2538	reply => "say ",
		2539	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2540	};
		2541
		2542	our $CHAT_CHANNEL = {
		2543	id => "chat",
		2544	title => "Chat",
		2545	reply => "chat ",
		2546	tooltip => "Player chat and shouts, global to the server.",
		2547	};
		2548
2305	# rough implementation of a future "reply" method that works	2549	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2550	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2551	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2552	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2553	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2564	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2565	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2566
2323	} else {	2567	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2568	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2569	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2570	}
2327	}	2571	}
2328	}	2572	}
2329		2573
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2574	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2599
2356	=item $player_object->enter_link	2600	=item $player_object->enter_link
2357		2601
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2602	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2603
2360	The player should be reasonably safe there for short amounts of time. You	2604	The player should be reasonably safe there for short amounts of time (e.g.
2361	I<MUST> call C<leave_link> as soon as possible, though.	2605	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2606	though, as the player cannot control the character while it is on the link
		2607	map.
2362		2608
2363	Will never block.	2609	Will never block.
2364		2610
2365	=item $player_object->leave_link ($map, $x, $y)	2611	=item $player_object->leave_link ($map, $x, $y)
2366		2612
…		…
2386	sub cf::object::player::enter_link {	2632	sub cf::object::player::enter_link {
2387	my ($self) = @_;	2633	my ($self) = @_;
2388		2634
2389	$self->deactivate_recursive;	2635	$self->deactivate_recursive;
2390		2636
		2637	++$self->{_link_recursion};
		2638
2391	return if UNIVERSAL::isa $self->map, "ext::map_link";	2639	return if UNIVERSAL::isa $self->map, "ext::map_link";
2392		2640
2393	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2641	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394	if $self->map && $self->map->{path} ne "{link}";	2642	if $self->map && $self->map->{path} ne "{link}";
2395		2643
2396	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2644	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2397	}	2645	}
2398		2646
2399	sub cf::object::player::leave_link {	2647	sub cf::object::player::leave_link {
2400	my ($self, $map, $x, $y) = @_;	2648	my ($self, $map, $x, $y) = @_;
2401		2649
…		…
2418	($x, $y) = (-1, -1)	2666	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2667	unless (defined $x) && (defined $y);
2420		2668
2421	# use -1 or undef as default coordinates, not 0, 0	2669	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2670	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2671	if $x <= 0 && $y <= 0;
2424		2672
2425	$map->load;	2673	$map->load;
2426	$map->load_neighbours;	2674	$map->load_neighbours;
2427		2675
2428	return unless $self->contr->active;	2676	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2677
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2678	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2679	if ($self->enter_map ($map, $x, $y)) {
2433	}	2680	# entering was successful
		2681	delete $self->{_link_recursion};
		2682	# only activate afterwards, to support waiting in hooks
		2683	$self->activate_recursive;
		2684	}
2434		2685
		2686	}
		2687
2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2688	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2436		2689
2437	Moves the player to the given map-path and coordinates by first freezing	2690	Moves the player to the given map-path and coordinates by first freezing
2438	her, loading and preparing them map, calling the provided $check callback	2691	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2692	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2693	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2694	be called at the end of this process.
2442		2695
		2696	Note that $check will be called with a potentially non-loaded map, so if
		2697	it needs a loaded map it has to call C<< ->load >>.
		2698
2443	=cut	2699	=cut
2444		2700
2445	our $GOTOGEN;	2701	our $GOTOGEN;
2446		2702
2447	sub cf::object::player::goto {	2703	sub cf::object::player::goto {
2448	my ($self, $path, $x, $y, $check, $done) = @_;	2704	my ($self, $path, $x, $y, $check, $done) = @_;
2449		2705
		2706	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2707	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2708	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2709	($path, $x, $y) = @$EMERGENCY_POSITION;
		2710	}
		2711
2450	# do generation counting so two concurrent goto's will be executed in-order	2712	# do generation counting so two concurrent goto's will be executed in-order
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2713	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2714
2453	$self->enter_link;	2715	$self->enter_link;
2454		2716
2455	(async {	2717	(async {
		2718	$Coro::current->{desc} = "player::goto $path $x $y";
		2719
2456	# *tag paths override both path and x|y	2720	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2721	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2722	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2723	my $ob = $obs[rand @obs];
2460		2724
…		…
2475	my $map = eval {	2739	my $map = eval {
2476	my $map = defined $path ? cf::map::find $path : undef;	2740	my $map = defined $path ? cf::map::find $path : undef;
2477		2741
2478	if ($map) {	2742	if ($map) {
2479	$map = $map->customise_for ($self);	2743	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2744	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2745	} else {
2482	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2746	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2747	}
2484		2748
2485	$map	2749	$map
…		…
2493	if ($gen == $self->{_goto_generation}) {	2757	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2758	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2759	$self->leave_link ($map, $x, $y);
2496	}	2760	}
2497		2761
2498	$done->() if $done;	2762	$done->($self) if $done;
2499	})->prio (1);	2763	})->prio (1);
2500	}	2764	}
2501		2765
2502	=item $player_object->enter_exit ($exit_object)	2766	=item $player_object->enter_exit ($exit_object)
2503		2767
…		…
2523	}	2787	}
2524		2788
2525	sub prepare_random_map {	2789	sub prepare_random_map {
2526	my ($exit) = @_;	2790	my ($exit) = @_;
2527		2791
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2792	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2793	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2794	# that depends on the exit object
2533		2795
2534	my $rmp = parse_random_map_params $exit->msg;	2796	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2798	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2799	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2800	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2801	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2802	$rmp->{origin_y} = $exit->y;
		2803
		2804	$exit->map->touch;
2541	}	2805	}
2542		2806
2543	$rmp->{random_seed} ||= $exit->random_seed;	2807	$rmp->{random_seed} ||= $exit->random_seed;
2544		2808
2545	my $data = cf::to_json $rmp;	2809	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2810	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2811	my $meta = "$RANDOMDIR/$md5.meta";
2548		2812
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2813	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2814	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2815	undef $fh;
2552	aio_rename "$meta~", $meta;	2816	aio_rename "$meta~", $meta;
2553		2817
		2818	my $slaying = "?random/$md5";
		2819
		2820	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2821	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2822	$exit->msg (undef);
		2823	}
2556	}	2824	}
2557	}	2825	}
2558		2826
2559	sub cf::object::player::enter_exit {	2827	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2828	my ($self, $exit) = @_;
2561		2829
2562	return unless $self->type == cf::PLAYER;	2830	return unless $self->type == cf::PLAYER;
2563		2831
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2832	$self->enter_link;
2576		2833
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2834	(async {
2582	$self->deactivate_recursive; # just to be sure	2835	$Coro::current->{desc} = "enter_exit";
		2836
2583	unless (eval {	2837	unless (eval {
		2838	$self->deactivate_recursive; # just to be sure
		2839
		2840	# random map handling
		2841	{
		2842	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2843
		2844	prepare_random_map $exit
		2845	if $exit->slaying eq "/!";
		2846	}
		2847
		2848	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2849	my $x = $exit->stats->hp;
		2850	my $y = $exit->stats->sp;
		2851
2584	$self->goto ($slaying, $hp, $sp);	2852	$self->goto ($map, $x, $y);
2585		2853
		2854	# if exit is damned, update players death & WoR home-position
		2855	$self->contr->savebed ($map, $x, $y)
		2856	if $exit->flag (cf::FLAG_DAMNED);
		2857
2586	1;	2858	1
2587	}) {	2859	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2860	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2861	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2862	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2863	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2864
2593	warn "ERROR in enter_exit: $@";	2865	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	2866	$self->leave_link;
2595	}	2867	}
2596	})->prio (1);	2868	})->prio (1);
2597	}	2869	}
2598		2870
…		…
2610	sub cf::client::send_drawinfo {	2882	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	2883	my ($self, $text, $flags) = @_;
2612		2884
2613	utf8::encode $text;	2885	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2886	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2887	}
		2888
		2889	=item $client->send_big_packet ($pkt)
		2890
		2891	Like C<send_packet>, but tries to compress large packets, and fragments
		2892	them as required.
		2893
		2894	=cut
		2895
		2896	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2897
		2898	sub cf::client::send_big_packet {
		2899	my ($self, $pkt) = @_;
		2900
		2901	# try lzf for large packets
		2902	$pkt = "lzf " . Compress::LZF::compress $pkt
		2903	if 1024 <= length $pkt and $self->{can_lzf};
		2904
		2905	# split very large packets
		2906	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2907	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2908	$pkt = "frag";
		2909	}
		2910
		2911	$self->send_packet ($pkt);
2615	}	2912	}
2616		2913
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	2914	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		2915
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	2916	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2918	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2919	the message unless the client supports the msg packet.
2623		2920
2624	=cut	2921	=cut
2625		2922
		2923	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2924	our %CHANNEL = (
		2925	"c/motd" => {
		2926	id => "infobox",
		2927	title => "MOTD",
		2928	reply => undef,
		2929	tooltip => "The message of the day",
		2930	},
2627	"c/identify" => {	2931	"c/identify" => {
2628	id => "identify",	2932	id => "infobox",
2629	title => "Identify",	2933	title => "Identify",
2630	reply => undef,	2934	reply => undef,
2631	tooltip => "Items recently identified",	2935	tooltip => "Items recently identified",
2632	},	2936	},
2633	"c/examine" => {	2937	"c/examine" => {
2634	id => "examine",	2938	id => "infobox",
2635	title => "Examine",	2939	title => "Examine",
2636	reply => undef,	2940	reply => undef,
2637	tooltip => "Signs and other items you examined",	2941	tooltip => "Signs and other items you examined",
2638	},	2942	},
		2943	"c/shopinfo" => {
		2944	id => "infobox",
		2945	title => "Shop Info",
		2946	reply => undef,
		2947	tooltip => "What your bargaining skill tells you about the shop",
		2948	},
		2949	"c/book" => {
		2950	id => "infobox",
		2951	title => "Book",
		2952	reply => undef,
		2953	tooltip => "The contents of a note or book",
		2954	},
		2955	"c/lookat" => {
		2956	id => "infobox",
		2957	title => "Look",
		2958	reply => undef,
		2959	tooltip => "What you saw there",
		2960	},
		2961	"c/who" => {
		2962	id => "infobox",
		2963	title => "Players",
		2964	reply => undef,
		2965	tooltip => "Shows players who are currently online",
		2966	},
		2967	"c/body" => {
		2968	id => "infobox",
		2969	title => "Body Parts",
		2970	reply => undef,
		2971	tooltip => "Shows which body parts you posess and are available",
		2972	},
		2973	"c/statistics" => {
		2974	id => "infobox",
		2975	title => "Statistics",
		2976	reply => undef,
		2977	tooltip => "Shows your primary statistics",
		2978	},
		2979	"c/skills" => {
		2980	id => "infobox",
		2981	title => "Skills",
		2982	reply => undef,
		2983	tooltip => "Shows your experience per skill and item power",
		2984	},
		2985	"c/shopitems" => {
		2986	id => "infobox",
		2987	title => "Shop Items",
		2988	reply => undef,
		2989	tooltip => "Shows the items currently for sale in this shop",
		2990	},
		2991	"c/resistances" => {
		2992	id => "infobox",
		2993	title => "Resistances",
		2994	reply => undef,
		2995	tooltip => "Shows your resistances",
		2996	},
		2997	"c/pets" => {
		2998	id => "infobox",
		2999	title => "Pets",
		3000	reply => undef,
		3001	tooltip => "Shows information abotu your pets/a specific pet",
		3002	},
		3003	"c/perceiveself" => {
		3004	id => "infobox",
		3005	title => "Perceive Self",
		3006	reply => undef,
		3007	tooltip => "You gained detailed knowledge about yourself",
		3008	},
		3009	"c/uptime" => {
		3010	id => "infobox",
		3011	title => "Uptime",
		3012	reply => undef,
		3013	tooltip => "How long the server has been running since last restart",
		3014	},
		3015	"c/mapinfo" => {
		3016	id => "infobox",
		3017	title => "Map Info",
		3018	reply => undef,
		3019	tooltip => "Information related to the maps",
		3020	},
		3021	"c/party" => {
		3022	id => "party",
		3023	title => "Party",
		3024	reply => "gsay ",
		3025	tooltip => "Messages and chat related to your party",
		3026	},
		3027	"c/death" => {
		3028	id => "death",
		3029	title => "Death",
		3030	reply => undef,
		3031	tooltip => "Reason for and more info about your most recent death",
		3032	},
		3033	"c/say" => $SAY_CHANNEL,
		3034	"c/chat" => $CHAT_CHANNEL,
2639	);	3035	);
2640		3036
2641	sub cf::client::send_msg {	3037	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3038	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3039
2644	$msg = $self->pl->expand_cfpod ($msg);	3040	$msg = $self->pl->expand_cfpod ($msg)
		3041	unless $color & cf::NDI_VERBATIM;
2645		3042
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3043	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3044
2648	# check predefined channels, for the benefit of C	3045	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3046	if ($CHANNEL{$channel}) {
		3047	$channel = $CHANNEL{$channel};
2650		3048
		3049	$self->ext_msg (channel_info => $channel);
		3050	$channel = $channel->{id};
		3051
2651	if (ref $channel) {	3052	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3053	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3054	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3055	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3056	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3057	}
2658		3058
2659	$channel = $channel->{id};	3059	$channel = $channel->{id};
2660	}	3060	}
2661		3061
2662	return unless @extra || length $msg;	3062	return unless @extra || length $msg;
2663		3063
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3064	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3065	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3066	if $color & cf::NDI_DEF;
2668		3067
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3068	my $pkt = "msg "
		3069	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3070	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3071	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3072
2683	$color &= cf::NDI_COLOR_MASK;	3073	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3074	}
2697		3075
2698	=item $client->ext_msg ($type, @msg)	3076	=item $client->ext_msg ($type, @msg)
2699		3077
2700	Sends an ext event to the client.	3078	Sends an ext event to the client.
…		…
2703		3081
2704	sub cf::client::ext_msg($$@) {	3082	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3083	my ($self, $type, @msg) = @_;
2706		3084
2707	if ($self->extcmd == 2) {	3085	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	3087	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	3088	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3089	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	3090	}
2713	}	3091	}
2714		3092
2715	=item $client->ext_reply ($msgid, @msg)	3093	=item $client->ext_reply ($msgid, @msg)
2716		3094
…		…
2720		3098
2721	sub cf::client::ext_reply($$@) {	3099	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3100	my ($self, $id, @msg) = @_;
2723		3101
2724	if ($self->extcmd == 2) {	3102	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3103	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {	3104	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove	3105	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;	3106	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3107	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}	3108	}
2731	}	3109	}
2732		3110
2733	=item $success = $client->query ($flags, "text", \&cb)	3111	=item $success = $client->query ($flags, "text", \&cb)
2734		3112
…		…
2805		3183
2806	$ns->ext_reply ($reply, @reply)	3184	$ns->ext_reply ($reply, @reply)
2807	if $reply;	3185	if $reply;
2808		3186
2809	} else {	3187	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3188	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3189	}
2812		3190
2813	cf::override;	3191	cf::override;
2814	},	3192	},
2815	);	3193	);
…		…
2835		3213
2836	$coro	3214	$coro
2837	}	3215	}
2838		3216
2839	cf::client->attach (	3217	cf::client->attach (
2840	on_destroy => sub {	3218	on_client_destroy => sub {
2841	my ($ns) = @_;	3219	my ($ns) = @_;
2842		3220
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3221	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3222	},
2845	);	3223	);
…		…
2861	our $safe_hole = new Safe::Hole;	3239	our $safe_hole = new Safe::Hole;
2862		3240
2863	$SIG{FPE} = 'IGNORE';	3241	$SIG{FPE} = 'IGNORE';
2864		3242
2865	$safe->permit_only (Opcode::opset qw(	3243	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3244	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3245	grepstart grepwhile mapstart mapwhile
2868	sort time	3246	sort time
2869	));	3247	));
2870		3248
2871	# here we export the classes and methods available to script code	3249	# here we export the classes and methods available to script code
…		…
2873	=pod	3251	=pod
2874		3252
2875	The following functions and methods are available within a safe environment:	3253	The following functions and methods are available within a safe environment:
2876		3254
2877	cf::object	3255	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3256	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3257	insert remove name archname title slaying race decrease split
		3258	value
2880		3259
2881	cf::object::player	3260	cf::object::player
2882	player	3261	player
2883		3262
2884	cf::player	3263	cf::player
…		…
2889		3268
2890	=cut	3269	=cut
2891		3270
2892	for (	3271	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3272	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3273	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3274	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3275	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3276	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3277	["cf::map" => qw(trigger)],
2899	) {	3278	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3279	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3280	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3281	for @funs;
2904	}	3282	}
2905		3283
…		…
2920		3298
2921	my $qcode = $code;	3299	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3300	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3301	$qcode =~ s/\n/\\n/g;
2924		3302
		3303	%vars = (_dummy => 0) unless %vars;
		3304
		3305	my @res;
2925	local $_;	3306	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3307
2928	my $eval =	3308	my $eval =
2929	"do {\n"	3309	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3310	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3311	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3312	. $code
2933	. "\n}"	3313	. "\n}"
2934	;	3314	;
2935		3315
		3316	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3317	sub_generation_inc;
		3318	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3319	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3320	sub_generation_inc;
		3321	} else {
		3322	local @cf::_safe_eval_args = values %vars;
		3323	@res = wantarray ? eval eval : scalar eval $eval;
		3324	}
2939		3325
2940	if ($@) {	3326	if ($@) {
2941	warn "$@";	3327	warn "$@",
2942	warn "while executing safe code '$code'\n";	3328	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3329	"with arguments " . (join " ", %vars) . "\n";
2944	}	3330	}
2945		3331
2946	wantarray ? @res : $res[0]	3332	wantarray ? @res : $res[0]
2947	}	3333	}
2948		3334
…		…
2962	=cut	3348	=cut
2963		3349
2964	sub register_script_function {	3350	sub register_script_function {
2965	my ($fun, $cb) = @_;	3351	my ($fun, $cb) = @_;
2966		3352
2967	no strict 'refs';	3353	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3354	*$fun = $safe_hole->wrap ($cb);
2969	}	3355	}
2970		3356
2971	=back	3357	=back
2972		3358
2973	=cut	3359	=cut
…		…
2982	# for this (global event?)	3368	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3369	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3370
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3371	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3372
2987	warn "loading facedata from $path\n";	3373	trace "loading facedata from $path\n";
2988		3374
2989	my $facedata;	3375	my $facedata;
2990	0 < aio_load $path, $facedata	3376	0 < aio_load $path, $facedata
2991	or die "$path: $!";	3377	or die "$path: $!";
2992		3378
…		…
2994		3380
2995	$facedata->{version} == 2	3381	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3382	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3383
2998	# patch in the exptable	3384	# patch in the exptable
		3385	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3386	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3387	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3388	data => $exp_table,
		3389	hash => (Digest::MD5::md5 $exp_table),
3002	};	3390	};
3003	cf::cede_to_tick;	3391	cf::cede_to_tick;
3004		3392
3005	{	3393	{
3006	my $faces = $facedata->{faceinfo};	3394	my $faces = $facedata->{faceinfo};
3007		3395
3008	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3397	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3398
3010	cf::face::set_visibility $idx, $info->{visibility};	3399	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3400	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3401	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3402	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3014		3403
3015	cf::cede_to_tick;	3404	cf::cede_to_tick;
3016	}	3405	}
3017		3406
3018	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3408	next unless $info->{smooth};
		3409
3020	my $idx = cf::face::find $face	3410	my $idx = cf::face::find $face
3021	or next;	3411	or next;
		3412
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3413	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3414	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3415	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3416	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3417	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3418	}
3028		3419
3029	cf::cede_to_tick;	3420	cf::cede_to_tick;
3030	}	3421	}
3031	}	3422	}
…		…
3040		3431
3041	cf::anim::invalidate_all; # d'oh	3432	cf::anim::invalidate_all; # d'oh
3042	}	3433	}
3043		3434
3044	{	3435	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3436	my $res = $facedata->{resource};
3048		3437
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3438	while (my ($name, $info) = each %$res) {
		3439	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3440	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3441
3055	if ($info->{type} & 1) {	3442	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056	# prepend meta info	3443	cf::face::set_type $idx, $info->{type};
3057
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3444	} else {
3065	$data = $info->{data};	3445	$RESOURCE{$name} = $info; # unused
3066	}	3446	}
3067		3447
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3448	cf::cede_to_tick;
3072	}	3449	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3450	}
		3451
		3452	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3453
3093	1	3454	1
3094	}	3455	}
3095		3456
3096	register_exticmd fx_want => sub {	3457	register_exticmd fx_want => sub {
…		…
3098		3459
3099	while (my ($k, $v) = each %$want) {	3460	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3461	$ns->fx_want ($k, $v);
3101	}	3462	}
3102	};	3463	};
		3464
		3465	sub load_resource_file($) {
		3466	my $guard = lock_acquire "load_resource_file";
		3467
		3468	my $status = load_resource_file_ $_[0];
		3469	get_slot 0.1, 100;
		3470	cf::arch::commit_load;
		3471
		3472	$status
		3473	}
3103		3474
3104	sub reload_regions {	3475	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3476	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3477	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3478	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3492	}
3122		3493
3123	sub reload_archetypes {	3494	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3495	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3496	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3497	}
3132		3498
3133	sub reload_treasures {	3499	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3500	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3501	or die "unable to load treasurelists\n";
3136	}	3502	}
3137		3503
		3504	sub reload_sound {
		3505	trace "loading sound config from $DATADIR/sound\n";
		3506
		3507	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3508	or die "$DATADIR/sound $!";
		3509
		3510	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3511
		3512	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3513	my $sound = $soundconf->{compat}[$_]
		3514	or next;
		3515
		3516	my $face = cf::face::find "sound/$sound->[1]";
		3517	cf::sound::set $sound->[0] => $face;
		3518	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3519	}
		3520
		3521	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3522	my $face = cf::face::find "sound/$v";
		3523	cf::sound::set $k => $face;
		3524	}
		3525	}
		3526
3138	sub reload_resources {	3527	sub reload_resources {
3139	warn "reloading resource files...\n";	3528	trace "reloading resource files...\n";
3140		3529
		3530	reload_exp_table;
		3531	reload_materials;
		3532	reload_facedata;
		3533	reload_sound;
		3534	reload_archetypes;
3141	reload_regions;	3535	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3536	reload_treasures;
3146		3537
3147	warn "finished reloading resource files\n";	3538	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3539	}
3153		3540
3154	sub reload_config {	3541	sub reload_config {
		3542	trace "reloading config file...\n";
		3543
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3544	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3545	or return;
3157		3546
3158	local $/;	3547	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3548	*CFG = YAML::XS::Load scalar <$fh>;
3160		3549
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3550	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3551
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3552	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3553	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3554
3166	if (exists $CFG{mlockall}) {	3555	if (exists $CFG{mlockall}) {
…		…
3168	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3557	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3169	and die "WARNING: m(un)lockall failed: $!\n";	3558	and die "WARNING: m(un)lockall failed: $!\n";
3170	};	3559	};
3171	warn $@ if $@;	3560	warn $@ if $@;
3172	}	3561	}
		3562
		3563	trace "finished reloading resource files\n";
		3564	}
		3565
		3566	sub pidfile() {
		3567	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3568	or die "$PIDFILE: $!";
		3569	flock $fh, &Fcntl::LOCK_EX
		3570	or die "$PIDFILE: flock: $!";
		3571	$fh
		3572	}
		3573
		3574	# make sure only one server instance is running at any one time
		3575	sub atomic {
		3576	my $fh = pidfile;
		3577
		3578	my $pid = <$fh>;
		3579	kill 9, $pid if $pid > 0;
		3580
		3581	seek $fh, 0, 0;
		3582	print $fh $$;
		3583	}
		3584
		3585	sub main_loop {
		3586	trace "EV::loop starting\n";
		3587	if (1) {
		3588	EV::loop;
		3589	}
		3590	trace "EV::loop returned\n";
		3591	goto &main_loop unless $REALLY_UNLOOP;
3173	}	3592	}
3174		3593
3175	sub main {	3594	sub main {
		3595	cf::init_globals; # initialise logging
		3596
		3597	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3598	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3599	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3600	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3601
		3602	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3603
3176	# we must not ever block the main coroutine	3604	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3605	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3606	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3607	(async {
3180	Event::one_event;	3608	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3609	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3610	})->prio (Coro::PRIO_MAX);
3182	};	3611	};
3183		3612
		3613	evthread_start IO::AIO::poll_fileno;
		3614
		3615	cf::sync_job {
		3616	cf::incloader::init ();
		3617
		3618	cf::init_anim;
		3619	cf::init_attackmess;
		3620	cf::init_dynamic;
		3621
		3622	cf::load_settings;
		3623
		3624	reload_resources;
3184	reload_config;	3625	reload_config;
3185	db_init;	3626	db_init;
		3627
		3628	cf::init_uuid;
		3629	cf::init_signals;
		3630	cf::init_skills;
		3631
		3632	cf::init_beforeplay;
		3633
		3634	atomic;
		3635
3186	load_extensions;	3636	load_extensions;
3187		3637
3188	$TICK_WATCHER->start;	3638	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3639
		3640	# no (long-running) fork's whatsoever before this point(!)
		3641	use POSIX ();
		3642	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3643
		3644	(pop @POST_INIT)->(0) while @POST_INIT;
		3645	};
		3646
		3647	cf::object::thawer::errors_are_fatal 0;
		3648	info "parse errors in files are no longer fatal from this point on.\n";
		3649
		3650	my $free_main; $free_main = EV::idle sub {
		3651	undef $free_main;
		3652	undef &main; # free gobs of memory :)
		3653	};
		3654
		3655	goto &main_loop;
3190	}	3656	}
3191		3657
3192	#############################################################################	3658	#############################################################################
3193	# initialisation and cleanup	3659	# initialisation and cleanup
3194		3660
3195	# install some emergency cleanup handlers	3661	# install some emergency cleanup handlers
3196	BEGIN {	3662	BEGIN {
		3663	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3664	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3665	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3666	cf::cleanup "SIG$signal";
3205	},
3206	);	3667	};
3207	}	3668	}
3208	}	3669	}
3209		3670
3210	sub write_runtime {	3671	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3672	my $t0 = AE::time;
3212		3673
3213	# first touch the runtime file to show we are still running:	3674	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3675	# the fsync below can take a very very long time.
3215		3676
3216	IO::AIO::aio_utime $runtime, undef, undef;	3677	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3678
3218	my $guard = cf::lock_acquire "write_runtime";	3679	my $guard = cf::lock_acquire "write_runtime";
3219		3680
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3681	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3682	or return;
3222		3683
3223	my $value = $cf::RUNTIME + 90 + 10;	3684	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3685	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3686	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3696	aio_utime $fh, undef, undef;
3236		3697
3237	close $fh	3698	close $fh
3238	or return;	3699	or return;
3239		3700
3240	aio_rename "$runtime~", $runtime	3701	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3702	and return;
3242		3703
3243	warn "runtime file written.\n";	3704	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3705
3245	1	3706	1
		3707	}
		3708
		3709	our $uuid_lock;
		3710	our $uuid_skip;
		3711
		3712	sub write_uuid_sync($) {
		3713	$uuid_skip ||= $_[0];
		3714
		3715	return if $uuid_lock;
		3716	local $uuid_lock = 1;
		3717
		3718	my $uuid = "$LOCALDIR/uuid";
		3719
		3720	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3721	or return;
		3722
		3723	my $value = uuid_seq uuid_cur;
		3724
		3725	unless ($value) {
		3726	info "cowardly refusing to write zero uuid value!\n";
		3727	return;
		3728	}
		3729
		3730	my $value = uuid_str $value + $uuid_skip;
		3731	$uuid_skip = 0;
		3732
		3733	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3734	and return;
		3735
		3736	# always fsync - this file is important
		3737	aio_fsync $fh
		3738	and return;
		3739
		3740	close $fh
		3741	or return;
		3742
		3743	aio_rename "$uuid~", $uuid
		3744	and return;
		3745
		3746	trace "uuid file written ($value).\n";
		3747
		3748	1
		3749
		3750	}
		3751
		3752	sub write_uuid($$) {
		3753	my ($skip, $sync) = @_;
		3754
		3755	$sync ? write_uuid_sync $skip
		3756	: async { write_uuid_sync $skip };
3246	}	3757	}
3247		3758
3248	sub emergency_save() {	3759	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3760	my $freeze_guard = cf::freeze_mainloop;
3250		3761
3251	warn "enter emergency perl save\n";	3762	info "emergency_perl_save: enter\n";
		3763
		3764	# this is a trade-off: we want to be very quick here, so
		3765	# save all maps without fsync, and later call a global sync
		3766	# (which in turn might be very very slow)
		3767	local $USE_FSYNC = 0;
3252		3768
3253	cf::sync_job {	3769	cf::sync_job {
		3770	cf::write_runtime_sync; # external watchdog should not bark
		3771
3254	# use a peculiar iteration method to avoid tripping on perl	3772	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3773	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3774	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3775	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3776	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3777	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3778	$pl->valid or next;
		3779	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3780	$pl->save;
3262	}	3781	}
3263	warn "end emergency player save\n";	3782	info "emergency_perl_save: end player save\n";
3264		3783
3265	warn "begin emergency map save\n";	3784	cf::write_runtime_sync; # external watchdog should not bark
		3785
		3786	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3787	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3788	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3789	$map->valid or next;
3269	$map->save;	3790	$map->save;
3270	}	3791	}
3271	warn "end emergency map save\n";	3792	info "emergency_perl_save: end map save\n";
3272		3793
3273	warn "begin emergency database checkpoint\n";	3794	cf::write_runtime_sync; # external watchdog should not bark
		3795
		3796	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3797	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3798	info "emergency_perl_save: end database checkpoint\n";
		3799
		3800	info "emergency_perl_save: begin write uuid\n";
		3801	write_uuid_sync 1;
		3802	info "emergency_perl_save: end write uuid\n";
		3803
		3804	cf::write_runtime_sync; # external watchdog should not bark
		3805
		3806	trace "emergency_perl_save: syncing database to disk";
		3807	BDB::db_env_txn_checkpoint $DB_ENV;
		3808
		3809	info "emergency_perl_save: starting sync\n";
		3810	IO::AIO::aio_sync sub {
		3811	info "emergency_perl_save: finished sync\n";
		3812	};
		3813
		3814	cf::write_runtime_sync; # external watchdog should not bark
		3815
		3816	trace "emergency_perl_save: flushing outstanding aio requests";
		3817	while (IO::AIO::nreqs || BDB::nreqs) {
		3818	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3819	}
		3820
		3821	cf::write_runtime_sync; # external watchdog should not bark
3276	};	3822	};
3277		3823
3278	warn "leave emergency perl save\n";	3824	info "emergency_perl_save: leave\n";
3279	}	3825	}
3280		3826
3281	sub post_cleanup {	3827	sub post_cleanup {
3282	my ($make_core) = @_;	3828	my ($make_core) = @_;
3283		3829
		3830	IO::AIO::flush;
		3831
3284	warn Carp::longmess "post_cleanup backtrace"	3832	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3833	if $make_core;
		3834
		3835	my $fh = pidfile;
		3836	unlink $PIDFILE if <$fh> == $$;
		3837	}
		3838
		3839	# a safer delete_package, copied from Symbol
		3840	sub clear_package($) {
		3841	my $pkg = shift;
		3842
		3843	# expand to full symbol table name if needed
		3844	unless ($pkg =~ /^main::.*::$/) {
		3845	$pkg = "main$pkg" if $pkg =~ /^::/;
		3846	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3847	$pkg .= '::' unless $pkg =~ /::$/;
		3848	}
		3849
		3850	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3851	my $stem_symtab = *{$stem}{HASH};
		3852
		3853	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3854	or return;
		3855
		3856	# clear all symbols
		3857	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3858	for my $name (keys %$leaf_symtab) {
		3859	_gv_clear *{"$pkg$name"};
		3860	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3861	}
3286	}	3862	}
3287		3863
3288	sub do_reload_perl() {	3864	sub do_reload_perl() {
3289	# can/must only be called in main	3865	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3866	unless (in_main) {
3291	warn "can only reload from main coroutine";	3867	error "can only reload from main coroutine";
3292	return;	3868	return;
3293	}	3869	}
3294		3870
		3871	return if $RELOAD++;
		3872
		3873	my $t1 = AE::time;
		3874
		3875	while ($RELOAD) {
		3876	cf::get_slot 0.1, -1, "reload_perl";
3295	warn "reloading...";	3877	info "reloading...";
3296		3878
3297	warn "entering sync_job";	3879	trace "entering sync_job";
3298		3880
3299	cf::sync_job {	3881	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	3882	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		3883
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	3884	trace "cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	3885	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	3886	%EXT_CORO = ();
3328		3887
3329	warn "removing commands";	3888	trace "removing commands";
3330	%COMMAND = ();	3889	%COMMAND = ();
3331		3890
3332	warn "removing ext/exti commands";	3891	trace "removing ext/exti commands";
3333	%EXTCMD = ();	3892	%EXTCMD = ();
3334	%EXTICMD = ();	3893	%EXTICMD = ();
3335		3894
3336	warn "unloading/nuking all extensions";	3895	trace "unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	3896	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	3897	trace "... unloading $pkg";
3339		3898
3340	if (my $cb = $pkg->can ("unload")) {	3899	if (my $cb = $pkg->can ("unload")) {
3341	eval {	3900	eval {
3342	$cb->($pkg);	3901	$cb->($pkg);
3343	1	3902	1
3344	} or warn "$pkg unloaded, but with errors: $@";	3903	} or error "$pkg unloaded, but with errors: $@";
		3904	}
		3905
		3906	trace "... clearing $pkg";
		3907	clear_package $pkg;
3345	}	3908	}
3346		3909
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	3910	trace "unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	3911	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3912	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3913
3355	warn "... unloading $k";	3914	trace "... unloading $k";
3356	delete $INC{$k};	3915	delete $INC{$k};
3357		3916
3358	$k =~ s/\.pm$//;	3917	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	3918	$k =~ s/\//::/g;
3360		3919
3361	if (my $cb = $k->can ("unload_module")) {	3920	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	3921	$cb->();
		3922	}
		3923
		3924	clear_package $k;
3363	}	3925	}
3364		3926
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	3927	trace "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3928	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3929	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3930
3372	warn "unloading cf.pm \"a bit\"";	3931	trace "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3932	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3933	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		3934
3376	# don't, removes xs symbols, too,	3935	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3936	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3937	#clear_package __PACKAGE__;
3379		3938
3380	warn "unload completed, starting to reload now";	3939	info "unload completed, starting to reload now";
3381		3940
3382	warn "reloading cf.pm";	3941	trace "reloading cf.pm";
3383	require cf;	3942	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3943	cf::_connect_to_perl_1;
3385		3944
3386	warn "loading config and database again";	3945	trace "loading config and database again";
3387	cf::reload_config;	3946	cf::reload_config;
3388		3947
3389	warn "loading extensions";	3948	trace "loading extensions";
3390	cf::load_extensions;	3949	cf::load_extensions;
3391		3950
		3951	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3952	trace "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3953	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3954	trace "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3955	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3956	trace "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3957	reattach $_ for values %PLAYER;
		3958	}
3398		3959
		3960	trace "running post_init jobs";
		3961	(pop @POST_INIT)->(1) while @POST_INIT;
		3962
3399	warn "leaving sync_job";	3963	trace "leaving sync_job";
3400		3964
3401	1	3965	1
3402	} or do {	3966	} or do {
3403	warn $@;	3967	error $@;
3404	warn "error while reloading, exiting.";	3968	cf::cleanup "error while reloading, exiting.";
3405	exit 1;	3969	};
		3970
		3971	info "reloaded";
		3972	--$RELOAD;
3406	};	3973	}
3407		3974
3408	warn "reloaded";	3975	$t1 = AE::time - $t1;
		3976	info "reload completed in ${t1}s\n";
3409	};	3977	};
3410		3978
3411	our $RELOAD_WATCHER; # used only during reload	3979	our $RELOAD_WATCHER; # used only during reload
3412		3980
3413	sub reload_perl() {	3981	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3982	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3983	# coro crashes during coro_state_free->destroy here.
3416		3984
3417	$RELOAD_WATCHER ||= Event->timer (	3985	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	3986	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	3987
3420	data => WF_AUTOCANCEL,	3988	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	3989	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3990	undef $RELOAD_WATCHER;
3424	},	3991	};
3425	);	3992	};
3426	}	3993	}
3427		3994
3428	register_command "reload" => sub {	3995	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3996	my ($who, $arg) = @_;
3430		3997
3431	if ($who->flag (FLAG_WIZ)) {	3998	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3999	$who->message ("reloading server.");
		4000	async {
		4001	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4002	reload_perl;
		4003	};
3434	}	4004	}
3435	};	4005	};
3436		4006
3437	unshift @INC, $LIBDIR;	4007	#############################################################################
3438		4008
3439	my $bug_warning = 0;	4009	my $bug_warning = 0;
3440		4010
3441	our @WAIT_FOR_TICK;	4011	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	4012	our @WAIT_FOR_TICK_BEGIN;
3443		4013
3444	sub wait_for_tick {	4014	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	4015	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3447		4016
3448	my $signal = new Coro::Signal;	4017	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	4018	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	4019	$signal->wait;
3451	}	4020	}
3452		4021
3453	sub wait_for_tick_begin {	4022	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	4023	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3456		4024
3457	my $signal = new Coro::Signal;	4025	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4026	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4027	$signal->wait;
3460	}	4028	}
3461		4029
3462	$TICK_WATCHER = Event->timer (	4030	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	4031	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4032	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	4033	unless ++$bug_warning > 10;
3472	return;	4034	return;
3473	}	4035	}
3474		4036
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	4037	cf::server_tick; # one server iteration
3478		4038
3479	$RUNTIME += $TICK;	4039	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3480	$NEXT_TICK += $TICK;
3481		4040
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4041	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	4042	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	4043	Coro::async_pool {
		4044	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	4045	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	4046	or error "ERROR: unable to write runtime file: $!";
3487	};
3488	}	4047	};
		4048	}
3489		4049
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4050	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	4051	$sig->send;
3492	}	4052	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	4053	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	4054	$sig->send;
3495	}	4055	}
3496		4056
3497	$NOW = Event::time;	4057	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4058	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		4059
3508	_post_tick;	4060	if (0) {
		4061	if ($NEXT_TICK) {
		4062	my $jitter = $TICK_START - $NEXT_TICK;
		4063	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4064	debug "jitter $JITTER\n";#d#
		4065	}
3509	},	4066	}
3510	);	4067	}
3511		4068
3512	{	4069	{
		4070	# configure BDB
		4071
3513	BDB::min_parallel 8;	4072	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4073	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4074	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4075
3539	unless ($DB_ENV) {	4076	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4077	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4078	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	4079	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4080	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4081	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4082	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4083
3546	cf::sync_job {	4084	cf::sync_job {
3547	eval {	4085	eval {
…		…
3557		4095
3558	cf::cleanup "db_env_open(db): $@" if $@;	4096	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4097	};
3560	}	4098	}
3561		4099
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	4100	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4101	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	4102	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	4103	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4104	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	4105	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	4106	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4107	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	4108	};
3592	}	4109	}
3593		4110
3594	{	4111	{
		4112	# configure IO::AIO
		4113
3595	IO::AIO::min_parallel 8;	4114	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4115	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4116	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4117	}
3608		4118
3609	my $_log_backtrace;	4119	my $_log_backtrace;
3610		4120
3611	sub _log_backtrace {	4121	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	4124	$msg =~ s/\n//;
3615		4125
3616	# limit the # of concurrent backtraces	4126	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4127	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	4128	++$_log_backtrace;
		4129	my $perl_bt = Carp::longmess $msg;
3619	async {	4130	async {
		4131	$Coro::current->{desc} = "abt $msg";
		4132
3620	my @bt = fork_call {	4133	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4134	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4135	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4136	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4137	or die "addr2line: $!";
…		…
3632	}	4145	}
3633		4146
3634	@funcs	4147	@funcs
3635	};	4148	};
3636		4149
3637	LOG llevInfo, "[ABT] $msg\n";	4150	LOG llevInfo, "[ABT] $perl_bt\n";
		4151	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4152	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4153	--$_log_backtrace;
3640	};	4154	};
3641	} else {	4155	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4156	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4157	LOG llevInfo, "[ABT] [suppressed]\n";
3644	}	4158	}
3645	}	4159	}
3646		4160
3647	# load additional modules	4161	# load additional modules
3648	use cf::pod;	4162	require "cf/$_.pm" for @EXTRA_MODULES;
		4163	cf::_connect_to_perl_2;
3649		4164
3650	END { cf::emergency_save }	4165	END { cf::emergency_save }
3651		4166
3652	1	4167	1
3653		4168

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