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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.365 by root, Tue Sep 11 13:27:56 2007 UTC vs.
Revision 1.511 by root, Wed Apr 7 18:35:56 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
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	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	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$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		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
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;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	121	our $DB_ENV;
88		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
89	our %CFG;	125	our %CFG;
90		126
91	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
93		130
94	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
97		134
98	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		137
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
104		147
105	binmode STDOUT;	148	binmode STDOUT;
106	binmode STDERR;	149	binmode STDERR;
107		150
108	# read virtual server time, if available	151	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
113	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
114		159
115	mkdir $_	160	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		162
118	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
119		164
120	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		177
122	#############################################################################	178	#############################################################################
123		179
124	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
125		181
…		…
161		217
162	The raw value load value from the last tick.	218	The raw value load value from the last tick.
163		219
164	=item %cf::CFG	220	=item %cf::CFG
165		221
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	223	from wherever your confdir points to.
168		224
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		226
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		230
175	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
176		232
177	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	235	that call.
180		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
181	=back	243	=back
182		244
183	=cut	245	=cut
184		246
185	BEGIN {	247	$Coro::State::WARNHOOK = sub {
186	*CORE::GLOBAL::warn = sub {
187	my $msg = join "", @_;	248	my $msg = join "", @_;
188		249
189	$msg .= "\n"	250	$msg .= "\n"
190	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
191		252
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		254
194	LOG llevError, $msg;	255	LOG llevError, $msg;
195	};	256	};
196	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
197		271
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	282	for my $pkg (qw(
209	cf::global cf::attachable	283	cf::global cf::attachable
210	cf::object cf::object::player	284	cf::object cf::object::player
211	cf::client cf::player	285	cf::client cf::player
212	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
213	cf::map cf::party cf::region	288	cf::party cf::region
214	)) {	289	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	291	}
218		292
219	$Event::DIED = sub {	293	$EV::DIED = sub {
220	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
221	};	295	};
222		296
223	#############################################################################	297	#############################################################################
224		298
225	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	322	$d
249	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
250	}	324	}
251		325
252	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
253		327
254	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
255		329
256	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
257		331
258	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
259		333
260	=cut	334	=cut
261		335
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		337
264	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
266		354
267	=item cf::lock_wait $string	355	=item cf::lock_wait $string
268		356
269	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
270		358
271	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
272		360
273	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
276	returned.	364	returned.
277		365
278	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	367	deadlocked coro.
…		…
285		373
286	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
287		375
288	=cut	376	=cut
289		377
290	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		379
293	sub lock_wait($) {	380	sub lock_wait($) {
294	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	382	}
307		383
308	sub lock_acquire($) {	384	sub lock_acquire($) {
309	my ($key) = @_;	385	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	386	}
323		387
324	sub lock_active($) {	388	sub lock_active($) {
325	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	390	}
329		391
330	sub freeze_mainloop {	392	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
332		394
333	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	396	}
335	};	397
336	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
337	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
338	}	411	}
339		412
340	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
341		414
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
350		423
351	=cut	424	=cut
352		425
353	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
355		429
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
358	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
359		436
360	while () {	437	while () {
361	next_job:	438	next_job:
		439
362	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	441
364	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	446	$job->[2]->send;
368	Coro::cede;	447	Coro::cede;
369	goto next_job;	448	goto next_job;
370	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	451	}
372	}	452	}
373		453
374	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	457	$signal->wait;
378	} else {	458	} else {
		459	$busy = 0;
379	Coro::schedule;	460	Coro::schedule;
380	}	461	}
381	}	462	}
382	};	463	};
383		464
384	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
385	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
386		469
387	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
388	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
389		473
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
403		487
404	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
405		489
406	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
407		491
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	495	acceptable.
412		496
413	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		503
420	sub sync_job(&) {	504	sub sync_job(&) {
421	my ($job) = @_;	505	my ($job) = @_;
422		506
423	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	508	my $time = EV::time;
425		509
426	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
428		512
429	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	514
431	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
432		516
433	my $busy = 1;	517	my $busy = 1;
434	my @res;	518	my @res;
435		519
436	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	522	@res = eval { $job->() };
438	warn $@ if $@;	523	warn $@ if $@;
439	undef $busy;	524	undef $busy;
440	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
441		526
442	while ($busy) {	527	while ($busy) {
443	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
444	}	532	}
		533	}
445		534
446	$time = Event::time - $time;	535	my $time = EV::time - $time;
447		536
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
452		538
453	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
454	} else {	540	} else {
455	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
456		542
…		…
481	=item fork_call { }, $args	567	=item fork_call { }, $args
482		568
483	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
487		573
488	=cut	574	=cut
489		575
490	sub fork_call(&@) {	576	sub fork_call(&@) {
491	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
…		…
498	reset_signals;	584	reset_signals;
499	&$cb	585	&$cb
500	}, @args;	586	}, @args;
501		587
502	wantarray ? @res : $res[-1]	588	wantarray ? @res : $res[-1]
		589	}
		590
		591	=item $coin = coin_from_name $name
		592
		593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
503	}	616	}
504		617
505	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
506		619
507	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
646		759
647	#############################################################################	760	#############################################################################
648		761
649	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
650		763
651	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
654		767
655	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	770	Deliantra).
658		771
659	=over 4	772	=over 4
660		773
661	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
662		775
…		…
706	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
707		820
708	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
710		823
711	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
713		826
714	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
715		828
716	=over 4	829	=over 4
…		…
944	}	1057	}
945		1058
946	0	1059	0
947	}	1060	}
948		1061
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1063
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1065
953	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
954		1067
…		…
960		1073
961	=cut	1074	=cut
962		1075
963	#############################################################################	1076	#############################################################################
964	# object support	1077	# object support
965	#
966		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
967	sub _can_merge {	1112	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
969		1114
970	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1116
974	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
975	}	1119	}
976		1120
977	sub reattach {	1121	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1123	my ($obj) = @_;
980		1124
		1125	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1127
983	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
984		1129
985	@$registry = ();	1130	@$registry = ();
986		1131
…		…
1001	cf::attachable->attach (	1146	cf::attachable->attach (
1002	prio => -1000000,	1147	prio => -1000000,
1003	on_instantiate => sub {	1148	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
1005		1150
1006	$data = from_json $data;	1151	$data = decode_json $data;
1007		1152
1008	for (@$data) {	1153	for (@$data) {
1009	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
1010		1155
1011	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1169	},
1025	);	1170	);
1026		1171
1027	sub object_freezer_save {	1172	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1174
1032	sync_job {	1175	sync_job {
1033	if (length $$rdata) {	1176	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1177	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1037		1180
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1042	close $fh;	1188	aio_close $fh;
1043		1189
1044	if (@$objs) {	1190	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1050	close $fh;	1199	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1201	}
1053	} else {	1202	} else {
1054	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1055	}	1204	}
1056		1205
1057	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1210	} else {
1059	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1060	}	1212	}
1061	} else {	1213	} else {
1062	aio_unlink $filename;	1214	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1064	}	1216	}
1065	};	1217	};
1066
1067	undef $guard;
1068	}	1218	}
1069		1219
1070	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1072		1222
…		…
1077		1227
1078	sub object_thawer_load {	1228	sub object_thawer_load {
1079	my ($filename) = @_;	1229	my ($filename) = @_;
1080		1230
1081	my ($data, $av);	1231	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1232
1085	(aio_load $filename, $data) >= 0	1233	(aio_load $filename, $data) >= 0
1086	or return;	1234	or return;
1087		1235
1088	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1238	or return;
1091		1239
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1094	}	1242	}
1095		1243
1096	utf8::decode (my $decname = $filename);	1244	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1160		1308
1161	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1162	}	1310	}
1163		1311
		1312	use File::Glob ();
		1313
1164	cf::player->attach (	1314	cf::player->attach (
1165	on_command => sub {	1315	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1167		1317
1168	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
1169	or return;	1319	or return;
1170		1320
…		…
1200		1350
1201	cf::override;	1351	cf::override;
1202	},	1352	},
1203	);	1353	);
1204		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1205	sub load_extensions {	1368	sub load_extensions {
1206	cf::sync_job {	1369	cf::sync_job {
1207	my %todo;	1370	my %todo;
1208		1371
1209	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1391
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1394
1232	$ext{source} =	1395	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1235	. $source	1398	. $source
1236	. "\n};\n1";	1399	. "\n};\n1";
1237		1400
1238	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1239	}	1402	}
1240		1403
		1404	my $pass = 0;
1241	my %done;	1405	my %done;
1242	while (%todo) {	1406	while (%todo) {
1243	my $progress;	1407	my $progress;
1244		1408
		1409	++$pass;
		1410
		1411	ext:
1245	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1414	next ext
1248	unless exists $done{$_};	1415	unless exists $done{$_};
1249	}	1416	}
1250		1417
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1419
1253	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1258	warn $msg;	1427	} else {
1259	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1260	exit 1;	1429	push @EXTS, $v->{pkg};
1261	}	1430	$progress = 1;
1262		1431
1263	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1264	}	1434	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1435	}
1270		1436
1271	skip:	1437	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1274	}	1445	}
1275	};	1446	};
1276	}	1447	}
1277		1448
1278	#############################################################################	1449	#############################################################################
1279		1450
1280	=back	1451	=back
1281		1452
1282	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1283		1454
1284	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1285		1456
1286	=cut	1457	=cut
1287		1458
1288	package cf::player;	1459	package cf::player;
1289		1460
…		…
1332		1503
1333	sub exists($) {	1504	sub exists($) {
1334	my ($login) = @_;	1505	my ($login) = @_;
1335		1506
1336	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1338	}	1509	}
1339		1510
1340	sub find($) {	1511	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1513	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1524
1354	my $f = new_from_file cf::object::thawer path $login	1525	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1526	or return;
1356		1527
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1528	my $pl = cf::player::load_pl $f
1359	or return;	1529	or return;
		1530
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1531	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1532	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1363	}	1534	}
1364	}	1535	}
1365	}	1536	}
1366		1537
		1538	cf::player->attach (
		1539	on_load => sub {
		1540	my ($pl, $path) = @_;
		1541
		1542	# restore slots saved in save, below
		1543	my $slots = delete $pl->{_slots};
		1544
		1545	$pl->ob->current_weapon ($slots->[0]);
		1546	$pl->combat_ob ($slots->[1]);
		1547	$pl->ranged_ob ($slots->[2]);
		1548	},
		1549	);
		1550
1367	sub save($) {	1551	sub save($) {
1368	my ($pl) = @_;	1552	my ($pl) = @_;
1369		1553
1370	return if $pl->{deny_save};	1554	return if $pl->{deny_save};
1371		1555
…		…
1374		1558
1375	return if $pl->{deny_save};	1559	return if $pl->{deny_save};
1376		1560
1377	aio_mkdir playerdir $pl, 0770;	1561	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1562	$pl->{last_save} = $cf::RUNTIME;
		1563
		1564	cf::get_slot 0.01;
		1565
		1566	# save slots, to be restored later
		1567	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1568
1380	$pl->save_pl ($path);	1569	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1570	cf::cede_to_tick;
1382	}	1571	}
1383		1572
…		…
1415	my ($pl) = @_;	1604	my ($pl) = @_;
1416		1605
1417	my $name = $pl->ob->name;	1606	my $name = $pl->ob->name;
1418		1607
1419	$pl->{deny_save} = 1;	1608	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1609	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1610
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1611	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1612	$pl->deactivate;
		1613	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1614	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1615	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1616	$pl->ns->destroy if $pl->ns;
1426		1617
1427	my $path = playerdir $pl;	1618	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1619	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1658
1468	for my $login (@$dirs) {	1659	for my $login (@$dirs) {
1469	my $path = path $login;	1660	my $path = path $login;
1470		1661
1471	# a .pst is a dead give-away for a valid player	1662	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1663	# if no pst file found, open and chekc for blocked users
		1664	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1665	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1666	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1667	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1668	}
1477		1669
…		…
1508	}	1700	}
1509		1701
1510	\@paths	1702	\@paths
1511	}	1703	}
1512		1704
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1705	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1706
1515	Expand crossfire pod fragments into protocol xml.	1707	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1708
1564	=item $player->ext_reply ($msgid, @msg)	1709	=item $player->ext_reply ($msgid, @msg)
1565		1710
1566	Sends an ext reply to the player.	1711	Sends an ext reply to the player.
1567		1712
…		…
1634	our $MAX_RESET = 3600;	1779	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1780	our $DEFAULT_RESET = 3000;
1636		1781
1637	sub generate_random_map {	1782	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1783	my ($self, $rmp) = @_;
		1784
		1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1786
1639	# mit "rum" bekleckern, nicht	1787	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1788	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1792	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1793	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1913
1766	# the temporary/swap location	1914	# the temporary/swap location
1767	sub save_path {	1915	sub save_path {
1768	my ($self) = @_;	1916	my ($self) = @_;
1769		1917
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1918	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1919	"$TMPDIR/$path.map"
1772	}	1920	}
1773		1921
1774	# the unique path, undef == no special unique path	1922	# the unique path, undef == no special unique path
1775	sub uniq_path {	1923	sub uniq_path {
1776	my ($self) = @_;	1924	my ($self) = @_;
1777		1925
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1927	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1928	}
1790		1929
1791	sub decay_objects {	1930	sub decay_objects {
1792	my ($self) = @_;	1931	my ($self) = @_;
1793		1932
…		…
1877	sub find {	2016	sub find {
1878	my ($path, $origin) = @_;	2017	my ($path, $origin) = @_;
1879		2018
1880	$path = normalise $path, $origin && $origin->path;	2019	$path = normalise $path, $origin && $origin->path;
1881		2020
1882	cf::lock_wait "map_data:$path";#d#remove	2021	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2022	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2023
1885	$cf::MAP{$path} || do {	2024	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2025	my $map = new_from_path cf::map $path
1890	or return;	2026	or return;
1891		2027
1892	$map->{last_save} = $cf::RUNTIME;	2028	$map->{last_save} = $cf::RUNTIME;
1893		2029
…		…
1895	or return;	2031	or return;
1896		2032
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2033	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2034	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2035	#$cf::WAIT_FOR_TICK->wait;
		2036	undef $guard2;
1900	undef $guard1;	2037	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2038	$map->reset;
1903	return find $path;	2039	return find $path;
1904	}	2040	}
1905		2041
1906	$cf::MAP{$path} = $map	2042	$cf::MAP{$path} = $map
1907	}	2043	}
1908	}	2044	}
1909		2045
1910	sub pre_load { }	2046	sub pre_load { }
1911	sub post_load { }	2047	#sub post_load { } # XS
1912		2048
1913	sub load {	2049	sub load {
1914	my ($self) = @_;	2050	my ($self) = @_;
1915		2051
1916	local $self->{deny_reset} = 1; # loading can take a long time	2052	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2069	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2070	$f->skip_block;
1935	$self->_load_objects ($f)	2071	$self->_load_objects ($f)
1936	or return;	2072	or return;
1937		2073
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2074	$self->post_load_original
1939	if delete $self->{load_original};	2075	if delete $self->{load_original};
1940		2076
1941	if (my $uniq = $self->uniq_path) {	2077	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2078	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2079	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2097	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2098	$self->decay_objects;
1963	$self->fix_auto_apply;	2099	$self->fix_auto_apply;
1964	$self->update_buttons;	2100	$self->update_buttons;
1965	cf::cede_to_tick;	2101	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2102	$self->activate;
1969	}	2103	}
1970		2104
1971	$self->{last_save} = $cf::RUNTIME;	2105	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2106	$self->last_access ($cf::RUNTIME);
1973		2107
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2108	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2109	}
1976		2110
1977	$self->post_load;	2111	$self->post_load;
1978	}	2112	}
1979		2113
		2114	# customize the map for a given player, i.e.
		2115	# return the _real_ map. used by e.g. per-player
		2116	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2117	sub customise_for {
1981	my ($self, $ob) = @_;	2118	my ($self, $ob) = @_;
1982		2119
1983	return find "~" . $ob->name . "/" . $self->{path}	2120	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2121	if $self->per_player;
…		…
2037	my ($path, $origin, $load) = @_;	2174	my ($path, $origin, $load) = @_;
2038		2175
2039	$path = normalise $path, $origin && $origin->{path};	2176	$path = normalise $path, $origin && $origin->{path};
2040		2177
2041	if (my $map = $cf::MAP{$path}) {	2178	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2179	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2180	}
2044		2181
2045	$MAP_PREFETCH{$path} |= $load;	2182	$MAP_PREFETCH{$path} |= $load;
2046		2183
2047	$MAP_PREFETCHER ||= cf::async {	2184	$MAP_PREFETCHER ||= cf::async {
		2185	$Coro::current->{desc} = "map prefetcher";
		2186
2048	while (%MAP_PREFETCH) {	2187	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2188	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2189	if (my $map = find $k) {
2051	$map->load if $v;	2190	$map->load if $v;
2052	}	2191	}
…		…
2078	return if $self->{deny_save};	2217	return if $self->{deny_save};
2079		2218
2080	local $self->{last_access} = $self->last_access;#d#	2219	local $self->{last_access} = $self->last_access;#d#
2081		2220
2082	cf::async {	2221	cf::async {
		2222	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2223	$_->contr->save for $self->players;
2084	};	2224	};
		2225
		2226	cf::get_slot 0.02;
2085		2227
2086	if ($uniq) {	2228	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2229	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2230	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2231	} else {
…		…
2098	$self->save;	2240	$self->save;
2099		2241
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2243
2102	return if $self->players;	2244	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2245	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2246	return if $self->{deny_save};
2105		2247
2106	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2107		2249
2108	$self->deactivate;	2250	$self->deactivate;
…		…
2133		2275
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2277
2136	return if $self->players;	2278	return if $self->players;
2137		2279
2138	warn "resetting map ", $self->path;	2280	warn "resetting map ", $self->path, "\n";
2139		2281
2140	$self->in_memory (cf::MAP_SWAPPED);	2282	$self->in_memory (cf::MAP_SWAPPED);
2141		2283
2142	# need to save uniques path	2284	# need to save uniques path
2143	unless ($self->{deny_save}) {	2285	unless ($self->{deny_save}) {
…		…
2226		2368
2227	sub unique_maps() {	2369	sub unique_maps() {
2228	[	2370	[
2229	map {	2371	map {
2230	utf8::decode $_;	2372	utf8::decode $_;
2231	/\.map$/	2373	s/\.map$//; # TODO future compatibility hack
		2374	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2375	? ()
2232	? normalise $_	2376	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2377	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2378	]
2236	}	2379	}
2237		2380
2238	package cf;	2381	=item cf::map::static_maps
		2382
		2383	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2384	file in the shared directory excluding F</styles> and F</editor>). May
		2385	block.
		2386
		2387	=cut
		2388
		2389	sub static_maps() {
		2390	my @dirs = "";
		2391	my @maps;
		2392
		2393	while (@dirs) {
		2394	my $dir = shift @dirs;
		2395
		2396	next if $dir eq "/styles" || $dir eq "/editor";
		2397
		2398	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2399	or return;
		2400
		2401	for (@$files) {
		2402	s/\.map$// or next;
		2403	utf8::decode $_;
		2404	push @maps, "$dir/$_";
		2405	}
		2406
		2407	push @dirs, map "$dir/$_", @$dirs;
		2408	}
		2409
		2410	\@maps
		2411	}
2239		2412
2240	=back	2413	=back
2241		2414
2242	=head3 cf::object	2415	=head3 cf::object
2243		2416
…		…
2247		2420
2248	=over 4	2421	=over 4
2249		2422
2250	=item $ob->inv_recursive	2423	=item $ob->inv_recursive
2251		2424
2252	Returns the inventory of the object _and_ their inventories, recursively.	2425	Returns the inventory of the object I<and> their inventories, recursively,
		2426	but I<not> the object itself.
2253		2427
2254	=cut	2428	=cut
2255		2429
2256	sub inv_recursive_;	2430	sub inv_recursive_;
2257	sub inv_recursive_ {	2431	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2436	inv_recursive_ inv $_[0]
2263	}	2437	}
2264		2438
2265	=item $ref = $ob->ref	2439	=item $ref = $ob->ref
2266		2440
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2441	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2442
2269	=item $ob = cf::object::deref ($refstring)	2443	=item $ob = cf::object::deref ($refstring)
2270		2444
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2445	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2446	even if the object actually exists. May block.
…		…
2274	=cut	2448	=cut
2275		2449
2276	sub deref {	2450	sub deref {
2277	my ($ref) = @_;	2451	my ($ref) = @_;
2278		2452
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2453	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2454	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2455	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2456	or return;
2286	$pl->ob->uuid eq $uuid	2457	$pl->ob->uuid eq $uuid
2287	or return;	2458	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2478	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2479	dialogue with the given NPC character.
2309		2480
2310	=cut	2481	=cut
2311		2482
		2483	our $SAY_CHANNEL = {
		2484	id => "say",
		2485	title => "Map",
		2486	reply => "say ",
		2487	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2488	};
		2489
		2490	our $CHAT_CHANNEL = {
		2491	id => "chat",
		2492	title => "Chat",
		2493	reply => "chat ",
		2494	tooltip => "Player chat and shouts, global to the server.",
		2495	};
		2496
2312	# rough implementation of a future "reply" method that works	2497	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2498	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2499	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2500	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2501	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2512	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2513	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2514
2330	} else {	2515	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2516	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2517	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2518	}
2334	}	2519	}
2335	}	2520	}
2336		2521
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2522	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2547
2363	=item $player_object->enter_link	2548	=item $player_object->enter_link
2364		2549
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2550	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2551
2367	The player should be reasonably safe there for short amounts of time. You	2552	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2553	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2554	though, as the palyer cannot control the character while it is on the link
		2555	map.
2369		2556
2370	Will never block.	2557	Will never block.
2371		2558
2372	=item $player_object->leave_link ($map, $x, $y)	2559	=item $player_object->leave_link ($map, $x, $y)
2373		2560
…		…
2425	($x, $y) = (-1, -1)	2612	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2613	unless (defined $x) && (defined $y);
2427		2614
2428	# use -1 or undef as default coordinates, not 0, 0	2615	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2616	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2617	if $x <= 0 && $y <= 0;
2431		2618
2432	$map->load;	2619	$map->load;
2433	$map->load_neighbours;	2620	$map->load_neighbours;
2434		2621
2435	return unless $self->contr->active;	2622	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2623
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2624	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2625	$self->enter_map ($map, $x, $y);
		2626
		2627	# only activate afterwards, to support waiting in hooks
		2628	$self->activate_recursive;
2440	}	2629	}
2441		2630
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2631	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2632
2444	Moves the player to the given map-path and coordinates by first freezing	2633	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2634	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2635	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2636	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2637	be called at the end of this process.
2449		2638
		2639	Note that $check will be called with a potentially non-loaded map, so if
		2640	it needs a loaded map it has to call C<< ->load >>.
		2641
2450	=cut	2642	=cut
2451		2643
2452	our $GOTOGEN;	2644	our $GOTOGEN;
2453		2645
2454	sub cf::object::player::goto {	2646	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2650	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2651
2460	$self->enter_link;	2652	$self->enter_link;
2461		2653
2462	(async {	2654	(async {
		2655	$Coro::current->{desc} = "player::goto $path $x $y";
		2656
2463	# *tag paths override both path and x|y	2657	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2658	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2659	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2660	my $ob = $obs[rand @obs];
		2661
		2662	# see if we actually can go there
		2663	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2664	$ob = $obs[rand @obs];
		2665	} else {
		2666	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2667	}
		2668	# else put us there anyways for now #d#
		2669
2467	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2670	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2671	} else {
		2672	($path, $x, $y) = (undef, undef, undef);
2468	}	2673	}
2469	}	2674	}
2470		2675
2471	my $map = eval {	2676	my $map = eval {
2472	my $map = cf::map::find $path;	2677	my $map = defined $path ? cf::map::find $path : undef;
2473		2678
2474	if ($map) {	2679	if ($map) {
2475	$map = $map->customise_for ($self);	2680	$map = $map->customise_for ($self);
2476	$map = $check->($map) if $check && $map;	2681	$map = $check->($map) if $check && $map;
2477	} else {	2682	} else {
2478	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2683	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2479	}	2684	}
2480		2685
2481	$map	2686	$map
2482	};	2687	};
2483		2688
…		…
2519	}	2724	}
2520		2725
2521	sub prepare_random_map {	2726	sub prepare_random_map {
2522	my ($exit) = @_;	2727	my ($exit) = @_;
2523		2728
2524	my $guard = cf::lock_acquire "exit_prepare:$exit";
2525
2526	# all this does is basically replace the /! path by	2729	# all this does is basically replace the /! path by
2527	# a new random map path (?random/...) with a seed	2730	# a new random map path (?random/...) with a seed
2528	# that depends on the exit object	2731	# that depends on the exit object
2529		2732
2530	my $rmp = parse_random_map_params $exit->msg;	2733	my $rmp = parse_random_map_params $exit->msg;
…		…
2532	if ($exit->map) {	2735	if ($exit->map) {
2533	$rmp->{region} = $exit->region->name;	2736	$rmp->{region} = $exit->region->name;
2534	$rmp->{origin_map} = $exit->map->path;	2737	$rmp->{origin_map} = $exit->map->path;
2535	$rmp->{origin_x} = $exit->x;	2738	$rmp->{origin_x} = $exit->x;
2536	$rmp->{origin_y} = $exit->y;	2739	$rmp->{origin_y} = $exit->y;
		2740
		2741	$exit->map->touch;
2537	}	2742	}
2538		2743
2539	$rmp->{random_seed} ||= $exit->random_seed;	2744	$rmp->{random_seed} ||= $exit->random_seed;
2540		2745
2541	my $data = cf::to_json $rmp;	2746	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2542	my $md5 = Digest::MD5::md5_hex $data;	2747	my $md5 = Digest::MD5::md5_hex $data;
2543	my $meta = "$RANDOMDIR/$md5.meta";	2748	my $meta = "$RANDOMDIR/$md5.meta";
2544		2749
2545	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2750	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2546	aio_write $fh, 0, (length $data), $data, 0;	2751	aio_write $fh, 0, (length $data), $data, 0;
2547	undef $fh;	2752	undef $fh;
2548	aio_rename "$meta~", $meta;	2753	aio_rename "$meta~", $meta;
2549		2754
		2755	my $slaying = "?random/$md5";
		2756
		2757	if ($exit->valid) {
2550	$exit->slaying ("?random/$md5");	2758	$exit->slaying ("?random/$md5");
2551	$exit->msg (undef);	2759	$exit->msg (undef);
		2760	}
2552	}	2761	}
2553	}	2762	}
2554		2763
2555	sub cf::object::player::enter_exit {	2764	sub cf::object::player::enter_exit {
2556	my ($self, $exit) = @_;	2765	my ($self, $exit) = @_;
2557		2766
2558	return unless $self->type == cf::PLAYER;	2767	return unless $self->type == cf::PLAYER;
2559		2768
2560	if ($exit->slaying eq "/!") {
2561	#TODO: this should de-fi-ni-te-ly not be a sync-job
2562	# the problem is that $exit might not survive long enough
2563	# so it needs to be done right now, right here
2564	cf::sync_job { prepare_random_map $exit };
2565	}
2566
2567	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2568	my $hp = $exit->stats->hp;
2569	my $sp = $exit->stats->sp;
2570
2571	$self->enter_link;	2769	$self->enter_link;
2572		2770
2573	# if exit is damned, update players death & WoR home-position
2574	$self->contr->savebed ($slaying, $hp, $sp)
2575	if $exit->flag (FLAG_DAMNED);
2576
2577	(async {	2771	(async {
2578	$self->deactivate_recursive; # just to be sure	2772	$Coro::current->{desc} = "enter_exit";
		2773
2579	unless (eval {	2774	unless (eval {
		2775	$self->deactivate_recursive; # just to be sure
		2776
		2777	# random map handling
		2778	{
		2779	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2780
		2781	prepare_random_map $exit
		2782	if $exit->slaying eq "/!";
		2783	}
		2784
		2785	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2786	my $x = $exit->stats->hp;
		2787	my $y = $exit->stats->sp;
		2788
2580	$self->goto ($slaying, $hp, $sp);	2789	$self->goto ($map, $x, $y);
2581		2790
		2791	# if exit is damned, update players death & WoR home-position
		2792	$self->contr->savebed ($map, $x, $y)
		2793	if $exit->flag (cf::FLAG_DAMNED);
		2794
2582	1;	2795	1
2583	}) {	2796	}) {
2584	$self->message ("Something went wrong deep within the crossfire server. "	2797	$self->message ("Something went wrong deep within the deliantra server. "
2585	. "I'll try to bring you back to the map you were before. "	2798	. "I'll try to bring you back to the map you were before. "
2586	. "Please report this to the dungeon master!",	2799	. "Please report this to the dungeon master!",
2587	cf::NDI_UNIQUE | cf::NDI_RED);	2800	cf::NDI_UNIQUE | cf::NDI_RED);
2588		2801
2589	warn "ERROR in enter_exit: $@";	2802	warn "ERROR in enter_exit: $@";
…		…
2606	sub cf::client::send_drawinfo {	2819	sub cf::client::send_drawinfo {
2607	my ($self, $text, $flags) = @_;	2820	my ($self, $text, $flags) = @_;
2608		2821
2609	utf8::encode $text;	2822	utf8::encode $text;
2610	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2823	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2824	}
		2825
		2826	=item $client->send_big_packet ($pkt)
		2827
		2828	Like C<send_packet>, but tries to compress large packets, and fragments
		2829	them as required.
		2830
		2831	=cut
		2832
		2833	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2834
		2835	sub cf::client::send_big_packet {
		2836	my ($self, $pkt) = @_;
		2837
		2838	# try lzf for large packets
		2839	$pkt = "lzf " . Compress::LZF::compress $pkt
		2840	if 1024 <= length $pkt and $self->{can_lzf};
		2841
		2842	# split very large packets
		2843	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2844	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2845	$pkt = "frag";
		2846	}
		2847
		2848	$self->send_packet ($pkt);
2611	}	2849	}
2612		2850
2613	=item $client->send_msg ($channel, $msg, $color, [extra...])	2851	=item $client->send_msg ($channel, $msg, $color, [extra...])
2614		2852
2615	Send a drawinfo or msg packet to the client, formatting the msg for the	2853	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2617	the message, with C<log> being the default. If C<$color> is negative, suppress	2855	the message, with C<log> being the default. If C<$color> is negative, suppress
2618	the message unless the client supports the msg packet.	2856	the message unless the client supports the msg packet.
2619		2857
2620	=cut	2858	=cut
2621		2859
		2860	# non-persistent channels (usually the info channel)
2622	our %CHANNEL = (	2861	our %CHANNEL = (
		2862	"c/motd" => {
		2863	id => "infobox",
		2864	title => "MOTD",
		2865	reply => undef,
		2866	tooltip => "The message of the day",
		2867	},
2623	"c/identify" => {	2868	"c/identify" => {
2624	id => "identify",	2869	id => "infobox",
2625	title => "Identify",	2870	title => "Identify",
2626	reply => undef,	2871	reply => undef,
2627	tooltip => "Items recently identified",	2872	tooltip => "Items recently identified",
2628	},	2873	},
2629	"c/examine" => {	2874	"c/examine" => {
2630	id => "examine",	2875	id => "infobox",
2631	title => "Examine",	2876	title => "Examine",
2632	reply => undef,	2877	reply => undef,
2633	tooltip => "Signs and other items you examined",	2878	tooltip => "Signs and other items you examined",
2634	},	2879	},
		2880	"c/shopinfo" => {
		2881	id => "infobox",
		2882	title => "Shop Info",
		2883	reply => undef,
		2884	tooltip => "What your bargaining skill tells you about the shop",
		2885	},
		2886	"c/book" => {
		2887	id => "infobox",
		2888	title => "Book",
		2889	reply => undef,
		2890	tooltip => "The contents of a note or book",
		2891	},
		2892	"c/lookat" => {
		2893	id => "infobox",
		2894	title => "Look",
		2895	reply => undef,
		2896	tooltip => "What you saw there",
		2897	},
		2898	"c/who" => {
		2899	id => "infobox",
		2900	title => "Players",
		2901	reply => undef,
		2902	tooltip => "Shows players who are currently online",
		2903	},
		2904	"c/body" => {
		2905	id => "infobox",
		2906	title => "Body Parts",
		2907	reply => undef,
		2908	tooltip => "Shows which body parts you posess and are available",
		2909	},
		2910	"c/statistics" => {
		2911	id => "infobox",
		2912	title => "Statistics",
		2913	reply => undef,
		2914	tooltip => "Shows your primary statistics",
		2915	},
		2916	"c/skills" => {
		2917	id => "infobox",
		2918	title => "Skills",
		2919	reply => undef,
		2920	tooltip => "Shows your experience per skill and item power",
		2921	},
		2922	"c/shopitems" => {
		2923	id => "infobox",
		2924	title => "Shop Items",
		2925	reply => undef,
		2926	tooltip => "Shows the items currently for sale in this shop",
		2927	},
		2928	"c/resistances" => {
		2929	id => "infobox",
		2930	title => "Resistances",
		2931	reply => undef,
		2932	tooltip => "Shows your resistances",
		2933	},
		2934	"c/pets" => {
		2935	id => "infobox",
		2936	title => "Pets",
		2937	reply => undef,
		2938	tooltip => "Shows information abotu your pets/a specific pet",
		2939	},
		2940	"c/perceiveself" => {
		2941	id => "infobox",
		2942	title => "Perceive Self",
		2943	reply => undef,
		2944	tooltip => "You gained detailed knowledge about yourself",
		2945	},
		2946	"c/uptime" => {
		2947	id => "infobox",
		2948	title => "Uptime",
		2949	reply => undef,
		2950	tooltip => "How long the server has been running since last restart",
		2951	},
		2952	"c/mapinfo" => {
		2953	id => "infobox",
		2954	title => "Map Info",
		2955	reply => undef,
		2956	tooltip => "Information related to the maps",
		2957	},
		2958	"c/party" => {
		2959	id => "party",
		2960	title => "Party",
		2961	reply => "gsay ",
		2962	tooltip => "Messages and chat related to your party",
		2963	},
		2964	"c/death" => {
		2965	id => "death",
		2966	title => "Death",
		2967	reply => undef,
		2968	tooltip => "Reason for and more info about your most recent death",
		2969	},
		2970	"c/say" => $SAY_CHANNEL,
		2971	"c/chat" => $CHAT_CHANNEL,
2635	);	2972	);
2636		2973
2637	sub cf::client::send_msg {	2974	sub cf::client::send_msg {
2638	my ($self, $channel, $msg, $color, @extra) = @_;	2975	my ($self, $channel, $msg, $color, @extra) = @_;
2639		2976
2640	$msg = $self->pl->expand_cfpod ($msg);	2977	$msg = $self->pl->expand_cfpod ($msg)
		2978	unless $color & cf::NDI_VERBATIM;
2641		2979
2642	$color &= cf::NDI_CLIENT_MASK; # just in case...	2980	$color &= cf::NDI_CLIENT_MASK; # just in case...
2643		2981
2644	# check predefined channels, for the benefit of C	2982	# check predefined channels, for the benefit of C
2645	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2983	if ($CHANNEL{$channel}) {
		2984	$channel = $CHANNEL{$channel};
2646		2985
		2986	$self->ext_msg (channel_info => $channel);
		2987	$channel = $channel->{id};
		2988
2647	if (ref $channel) {	2989	} elsif (ref $channel) {
2648	# send meta info to client, if not yet sent	2990	# send meta info to client, if not yet sent
2649	unless (exists $self->{channel}{$channel->{id}}) {	2991	unless (exists $self->{channel}{$channel->{id}}) {
2650	$self->{channel}{$channel->{id}} = $channel;	2992	$self->{channel}{$channel->{id}} = $channel;
2651	$self->ext_msg (channel_info => $channel)	2993	$self->ext_msg (channel_info => $channel);
2652	if $self->can_msg;
2653	}	2994	}
2654		2995
2655	$channel = $channel->{id};	2996	$channel = $channel->{id};
2656	}	2997	}
2657		2998
2658	return unless @extra || length $msg;	2999	return unless @extra || length $msg;
2659		3000
2660	if ($self->can_msg) {
2661	# default colour, mask it out	3001	# default colour, mask it out
2662	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3002	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2663	if $color & cf::NDI_DEF;	3003	if $color & cf::NDI_DEF;
2664		3004
2665	$self->send_packet ("msg " . $self->{json_coder}->encode (	3005	my $pkt = "msg "
		3006	. $self->{json_coder}->encode (
2666	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3007	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2667	} else {	3008	);
2668	if ($color >= 0) {
2669	# replace some tags by gcfclient-compatible ones
2670	for ($msg) {
2671	1 while
2672	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2673	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2674	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2675	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2676	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2677	}
2678		3009
2679	$color &= cf::NDI_COLOR_MASK;	3010	$self->send_big_packet ($pkt);
2680
2681	utf8::encode $msg;
2682
2683	if (0 && $msg =~ /\[/) {
2684	# COMMAND/INFO
2685	$self->send_packet ("drawextinfo $color 10 8 $msg")
2686	} else {
2687	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2688	$self->send_packet ("drawinfo $color $msg")
2689	}
2690	}
2691	}
2692	}	3011	}
2693		3012
2694	=item $client->ext_msg ($type, @msg)	3013	=item $client->ext_msg ($type, @msg)
2695		3014
2696	Sends an ext event to the client.	3015	Sends an ext event to the client.
…		…
2699		3018
2700	sub cf::client::ext_msg($$@) {	3019	sub cf::client::ext_msg($$@) {
2701	my ($self, $type, @msg) = @_;	3020	my ($self, $type, @msg) = @_;
2702		3021
2703	if ($self->extcmd == 2) {	3022	if ($self->extcmd == 2) {
2704	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3023	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2705	} elsif ($self->extcmd == 1) { # TODO: remove	3024	} elsif ($self->extcmd == 1) { # TODO: remove
2706	push @msg, msgtype => "event_$type";	3025	push @msg, msgtype => "event_$type";
2707	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2708	}	3027	}
2709	}	3028	}
2710		3029
2711	=item $client->ext_reply ($msgid, @msg)	3030	=item $client->ext_reply ($msgid, @msg)
2712		3031
…		…
2716		3035
2717	sub cf::client::ext_reply($$@) {	3036	sub cf::client::ext_reply($$@) {
2718	my ($self, $id, @msg) = @_;	3037	my ($self, $id, @msg) = @_;
2719		3038
2720	if ($self->extcmd == 2) {	3039	if ($self->extcmd == 2) {
2721	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2722	} elsif ($self->extcmd == 1) {	3041	} elsif ($self->extcmd == 1) {
2723	#TODO: version 1, remove	3042	#TODO: version 1, remove
2724	unshift @msg, msgtype => "reply", msgid => $id;	3043	unshift @msg, msgtype => "reply", msgid => $id;
2725	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3044	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2726	}	3045	}
2727	}	3046	}
2728		3047
2729	=item $success = $client->query ($flags, "text", \&cb)	3048	=item $success = $client->query ($flags, "text", \&cb)
2730		3049
…		…
2831		3150
2832	$coro	3151	$coro
2833	}	3152	}
2834		3153
2835	cf::client->attach (	3154	cf::client->attach (
2836	on_destroy => sub {	3155	on_client_destroy => sub {
2837	my ($ns) = @_;	3156	my ($ns) = @_;
2838		3157
2839	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3158	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2840	},	3159	},
2841	);	3160	);
…		…
2857	our $safe_hole = new Safe::Hole;	3176	our $safe_hole = new Safe::Hole;
2858		3177
2859	$SIG{FPE} = 'IGNORE';	3178	$SIG{FPE} = 'IGNORE';
2860		3179
2861	$safe->permit_only (Opcode::opset qw(	3180	$safe->permit_only (Opcode::opset qw(
2862	:base_core :base_mem :base_orig :base_math	3181	:base_core :base_mem :base_orig :base_math :base_loop
2863	grepstart grepwhile mapstart mapwhile	3182	grepstart grepwhile mapstart mapwhile
2864	sort time	3183	sort time
2865	));	3184	));
2866		3185
2867	# here we export the classes and methods available to script code	3186	# here we export the classes and methods available to script code
…		…
2869	=pod	3188	=pod
2870		3189
2871	The following functions and methods are available within a safe environment:	3190	The following functions and methods are available within a safe environment:
2872		3191
2873	cf::object	3192	cf::object
2874	contr pay_amount pay_player map x y force_find force_add	3193	contr pay_amount pay_player map x y force_find force_add destroy
2875	insert remove name archname title slaying race decrease_ob_nr	3194	insert remove name archname title slaying race decrease split
		3195	value
2876		3196
2877	cf::object::player	3197	cf::object::player
2878	player	3198	player
2879		3199
2880	cf::player	3200	cf::player
…		…
2885		3205
2886	=cut	3206	=cut
2887		3207
2888	for (	3208	for (
2889	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3209	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2890	insert remove inv name archname title slaying race	3210	insert remove inv nrof name archname title slaying race
2891	decrease_ob_nr)],	3211	decrease split destroy change_exp value msg lore send_msg)],
2892	["cf::object::player" => qw(player)],	3212	["cf::object::player" => qw(player)],
2893	["cf::player" => qw(peaceful)],	3213	["cf::player" => qw(peaceful send_msg)],
2894	["cf::map" => qw(trigger)],	3214	["cf::map" => qw(trigger)],
2895	) {	3215	) {
2896	no strict 'refs';	3216	no strict 'refs';
2897	my ($pkg, @funs) = @$_;	3217	my ($pkg, @funs) = @$_;
2898	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3218	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2916		3236
2917	my $qcode = $code;	3237	my $qcode = $code;
2918	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3238	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2919	$qcode =~ s/\n/\\n/g;	3239	$qcode =~ s/\n/\\n/g;
2920		3240
		3241	%vars = (_dummy => 0) unless %vars;
		3242
		3243	my @res;
2921	local $_;	3244	local $_;
2922	local @safe::cf::_safe_eval_args = values %vars;
2923		3245
2924	my $eval =	3246	my $eval =
2925	"do {\n"	3247	"do {\n"
2926	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3248	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2927	. "#line 0 \"{$qcode}\"\n"	3249	. "#line 0 \"{$qcode}\"\n"
2928	. $code	3250	. $code
2929	. "\n}"	3251	. "\n}"
2930	;	3252	;
2931		3253
		3254	if ($CFG{safe_eval}) {
2932	sub_generation_inc;	3255	sub_generation_inc;
		3256	local @safe::cf::_safe_eval_args = values %vars;
2933	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3257	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2934	sub_generation_inc;	3258	sub_generation_inc;
		3259	} else {
		3260	local @cf::_safe_eval_args = values %vars;
		3261	@res = wantarray ? eval eval : scalar eval $eval;
		3262	}
2935		3263
2936	if ($@) {	3264	if ($@) {
2937	warn "$@";	3265	warn "$@";
2938	warn "while executing safe code '$code'\n";	3266	warn "while executing safe code '$code'\n";
2939	warn "with arguments " . (join " ", %vars) . "\n";	3267	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2958	=cut	3286	=cut
2959		3287
2960	sub register_script_function {	3288	sub register_script_function {
2961	my ($fun, $cb) = @_;	3289	my ($fun, $cb) = @_;
2962		3290
2963	no strict 'refs';	3291	$fun = "safe::$fun" if $CFG{safe_eval};
2964	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3292	*$fun = $safe_hole->wrap ($cb);
2965	}	3293	}
2966		3294
2967	=back	3295	=back
2968		3296
2969	=cut	3297	=cut
…		…
2990		3318
2991	$facedata->{version} == 2	3319	$facedata->{version} == 2
2992	or cf::cleanup "$path: version mismatch, cannot proceed.";	3320	or cf::cleanup "$path: version mismatch, cannot proceed.";
2993		3321
2994	# patch in the exptable	3322	# patch in the exptable
		3323	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2995	$facedata->{resource}{"res/exp_table"} = {	3324	$facedata->{resource}{"res/exp_table"} = {
2996	type => FT_RSRC,	3325	type => FT_RSRC,
2997	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3326	data => $exp_table,
		3327	hash => (Digest::MD5::md5 $exp_table),
2998	};	3328	};
2999	cf::cede_to_tick;	3329	cf::cede_to_tick;
3000		3330
3001	{	3331	{
3002	my $faces = $facedata->{faceinfo};	3332	my $faces = $facedata->{faceinfo};
3003		3333
3004	while (my ($face, $info) = each %$faces) {	3334	while (my ($face, $info) = each %$faces) {
3005	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3335	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3336
3006	cf::face::set_visibility $idx, $info->{visibility};	3337	cf::face::set_visibility $idx, $info->{visibility};
3007	cf::face::set_magicmap $idx, $info->{magicmap};	3338	cf::face::set_magicmap $idx, $info->{magicmap};
3008	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3339	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3009	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3340	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3010		3341
3011	cf::cede_to_tick;	3342	cf::cede_to_tick;
3012	}	3343	}
3013		3344
3014	while (my ($face, $info) = each %$faces) {	3345	while (my ($face, $info) = each %$faces) {
3015	next unless $info->{smooth};	3346	next unless $info->{smooth};
		3347
3016	my $idx = cf::face::find $face	3348	my $idx = cf::face::find $face
3017	or next;	3349	or next;
		3350
3018	if (my $smooth = cf::face::find $info->{smooth}) {	3351	if (my $smooth = cf::face::find $info->{smooth}) {
3019	cf::face::set_smooth $idx, $smooth;	3352	cf::face::set_smooth $idx, $smooth;
3020	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3353	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3021	} else {	3354	} else {
3022	warn "smooth face '$info->{smooth}' not found for face '$face'";	3355	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3036		3369
3037	cf::anim::invalidate_all; # d'oh	3370	cf::anim::invalidate_all; # d'oh
3038	}	3371	}
3039		3372
3040	{	3373	{
3041	# TODO: for gcfclient pleasure, we should give resources
3042	# that gcfclient doesn't grok a >10000 face index.
3043	my $res = $facedata->{resource};	3374	my $res = $facedata->{resource};
3044		3375
3045	my $soundconf = delete $res->{"res/sound.conf"};
3046
3047	while (my ($name, $info) = each %$res) {	3376	while (my ($name, $info) = each %$res) {
		3377	if (defined $info->{type}) {
3048	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3378	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3049	my $data;
3050		3379
3051	if ($info->{type} & 1) {	3380	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3052	# prepend meta info	3381	cf::face::set_type $idx, $info->{type};
3053
3054	my $meta = $enc->encode ({
3055	name => $name,
3056	%{ $info->{meta} || {} },
3057	});
3058
3059	$data = pack "(w/a*)*", $meta, $info->{data};
3060	} else {	3382	} else {
3061	$data = $info->{data};	3383	$RESOURCE{$name} = $info;
3062	}	3384	}
3063		3385
3064	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3065	cf::face::set_type $idx, $info->{type};
3066
3067	cf::cede_to_tick;	3386	cf::cede_to_tick;
3068	}	3387	}
3069
3070	if ($soundconf) {
3071	$soundconf = $enc->decode (delete $soundconf->{data});
3072
3073	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3074	my $sound = $soundconf->{compat}[$_]
3075	or next;
3076
3077	my $face = cf::face::find "sound/$sound->[1]";
3078	cf::sound::set $sound->[0] => $face;
3079	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3080	}
3081
3082	while (my ($k, $v) = each %{$soundconf->{event}}) {
3083	my $face = cf::face::find "sound/$v";
3084	cf::sound::set $k => $face;
3085	}
3086	}
3087	}	3388	}
		3389
		3390	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3088		3391
3089	1	3392	1
3090	}	3393	}
		3394
		3395	cf::global->attach (on_resource_update => sub {
		3396	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3397	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3398
		3399	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3400	my $sound = $soundconf->{compat}[$_]
		3401	or next;
		3402
		3403	my $face = cf::face::find "sound/$sound->[1]";
		3404	cf::sound::set $sound->[0] => $face;
		3405	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3406	}
		3407
		3408	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3409	my $face = cf::face::find "sound/$v";
		3410	cf::sound::set $k => $face;
		3411	}
		3412	}
		3413	});
3091		3414
3092	register_exticmd fx_want => sub {	3415	register_exticmd fx_want => sub {
3093	my ($ns, $want) = @_;	3416	my ($ns, $want) = @_;
3094		3417
3095	while (my ($k, $v) = each %$want) {	3418	while (my ($k, $v) = each %$want) {
3096	$ns->fx_want ($k, $v);	3419	$ns->fx_want ($k, $v);
3097	}	3420	}
3098	};	3421	};
		3422
		3423	sub load_resource_file($) {
		3424	my $guard = lock_acquire "load_resource_file";
		3425
		3426	my $status = load_resource_file_ $_[0];
		3427	get_slot 0.1, 100;
		3428	cf::arch::commit_load;
		3429
		3430	$status
		3431	}
3099		3432
3100	sub reload_regions {	3433	sub reload_regions {
3101	# HACK to clear player env face cache, we need some signal framework	3434	# HACK to clear player env face cache, we need some signal framework
3102	# for this (global event?)	3435	# for this (global event?)
3103	%ext::player_env::MUSIC_FACE_CACHE = ();	3436	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3117	}	3450	}
3118		3451
3119	sub reload_archetypes {	3452	sub reload_archetypes {
3120	load_resource_file "$DATADIR/archetypes"	3453	load_resource_file "$DATADIR/archetypes"
3121	or die "unable to load archetypes\n";	3454	or die "unable to load archetypes\n";
3122	#d# NEED to laod twice to resolve forward references
3123	# this really needs to be done in an extra post-pass
3124	# (which needs to be synchronous, so solve it differently)
3125	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";
3127	}	3455	}
3128		3456
3129	sub reload_treasures {	3457	sub reload_treasures {
3130	load_resource_file "$DATADIR/treasures"	3458	load_resource_file "$DATADIR/treasures"
3131	or die "unable to load treasurelists\n";	3459	or die "unable to load treasurelists\n";
3132	}	3460	}
3133		3461
3134	sub reload_resources {	3462	sub reload_resources {
3135	warn "reloading resource files...\n";	3463	warn "reloading resource files...\n";
3136		3464
		3465	reload_facedata;
		3466	reload_archetypes;
3137	reload_regions;	3467	reload_regions;
3138	reload_facedata;
3139	#reload_archetypes;#d#
3140	reload_archetypes;
3141	reload_treasures;	3468	reload_treasures;
3142		3469
3143	warn "finished reloading resource files\n";	3470	warn "finished reloading resource files\n";
3144	}	3471	}
3145		3472
3146	sub init {
3147	reload_resources;
3148	}
3149
3150	sub reload_config {	3473	sub reload_config {
		3474	warn "reloading config file...\n";
		3475
3151	open my $fh, "<:utf8", "$CONFDIR/config"	3476	open my $fh, "<:utf8", "$CONFDIR/config"
3152	or return;	3477	or return;
3153		3478
3154	local $/;	3479	local $/;
3155	*CFG = YAML::Syck::Load <$fh>;	3480	*CFG = YAML::XS::Load scalar <$fh>;
3156		3481
3157	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3482	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3158		3483
3159	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3484	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3160	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3485	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3164	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3489	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3165	and die "WARNING: m(un)lockall failed: $!\n";	3490	and die "WARNING: m(un)lockall failed: $!\n";
3166	};	3491	};
3167	warn $@ if $@;	3492	warn $@ if $@;
3168	}	3493	}
		3494
		3495	warn "finished reloading resource files\n";
		3496	}
		3497
		3498	sub pidfile() {
		3499	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3500	or die "$PIDFILE: $!";
		3501	flock $fh, &Fcntl::LOCK_EX
		3502	or die "$PIDFILE: flock: $!";
		3503	$fh
		3504	}
		3505
		3506	# make sure only one server instance is running at any one time
		3507	sub atomic {
		3508	my $fh = pidfile;
		3509
		3510	my $pid = <$fh>;
		3511	kill 9, $pid if $pid > 0;
		3512
		3513	seek $fh, 0, 0;
		3514	print $fh $$;
		3515	}
		3516
		3517	sub main_loop {
		3518	warn "EV::loop starting\n";
		3519	if (1) {
		3520	EV::loop;
		3521	}
		3522	warn "EV::loop returned\n";
		3523	goto &main_loop unless $REALLY_UNLOOP;
3169	}	3524	}
3170		3525
3171	sub main {	3526	sub main {
		3527	cf::init_globals; # initialise logging
		3528
		3529	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3530	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3531	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3532	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3533
		3534	cf::init_experience;
		3535	cf::init_anim;
		3536	cf::init_attackmess;
		3537	cf::init_dynamic;
		3538
		3539	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3540
3172	# we must not ever block the main coroutine	3541	# we must not ever block the main coroutine
3173	local $Coro::idle = sub {	3542	local $Coro::idle = sub {
3174	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3543	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3175	(async {	3544	(async {
3176	Event::one_event;	3545	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3546	EV::loop EV::LOOP_ONESHOT;
3177	})->prio (Coro::PRIO_MAX);	3547	})->prio (Coro::PRIO_MAX);
3178	};	3548	};
3179		3549
		3550	evthread_start IO::AIO::poll_fileno;
		3551
		3552	cf::sync_job {
		3553	cf::load_settings;
		3554	cf::load_materials;
		3555
		3556	reload_resources;
3180	reload_config;	3557	reload_config;
3181	db_init;	3558	db_init;
		3559
		3560	cf::init_uuid;
		3561	cf::init_signals;
		3562	cf::init_skills;
		3563
		3564	cf::init_beforeplay;
		3565
		3566	atomic;
		3567
3182	load_extensions;	3568	load_extensions;
3183		3569
3184	$TICK_WATCHER->start;	3570	utime time, time, $RUNTIMEFILE;
3185	Event::loop;	3571
		3572	# no (long-running) fork's whatsoever before this point(!)
		3573	use POSIX ();
		3574	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3575
		3576	(pop @POST_INIT)->(0) while @POST_INIT;
		3577	};
		3578
		3579	main_loop;
3186	}	3580	}
3187		3581
3188	#############################################################################	3582	#############################################################################
3189	# initialisation and cleanup	3583	# initialisation and cleanup
3190		3584
3191	# install some emergency cleanup handlers	3585	# install some emergency cleanup handlers
3192	BEGIN {	3586	BEGIN {
		3587	our %SIGWATCHER = ();
3193	for my $signal (qw(INT HUP TERM)) {	3588	for my $signal (qw(INT HUP TERM)) {
3194	Event->signal (	3589	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3195	reentrant => 0,
3196	data => WF_AUTOCANCEL,
3197	signal => $signal,
3198	prio => 0,
3199	cb => sub {
3200	cf::cleanup "SIG$signal";	3590	cf::cleanup "SIG$signal";
3201	},
3202	);	3591	};
3203	}	3592	}
3204	}	3593	}
3205		3594
3206	sub write_runtime {	3595	sub write_runtime_sync {
3207	my $runtime = "$LOCALDIR/runtime";	3596	my $t0 = EV::time;
3208		3597
3209	# first touch the runtime file to show we are still running:	3598	# first touch the runtime file to show we are still running:
3210	# the fsync below can take a very very long time.	3599	# the fsync below can take a very very long time.
3211		3600
3212	IO::AIO::aio_utime $runtime, undef, undef;	3601	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3213		3602
3214	my $guard = cf::lock_acquire "write_runtime";	3603	my $guard = cf::lock_acquire "write_runtime";
3215		3604
3216	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3605	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3217	or return;	3606	or return;
3218		3607
3219	my $value = $cf::RUNTIME + 90 + 10;	3608	my $value = $cf::RUNTIME + 90 + 10;
3220	# 10 is the runtime save interval, for a monotonic clock	3609	# 10 is the runtime save interval, for a monotonic clock
3221	# 60 allows for the watchdog to kill the server.	3610	# 60 allows for the watchdog to kill the server.
…		…
3231	aio_utime $fh, undef, undef;	3620	aio_utime $fh, undef, undef;
3232		3621
3233	close $fh	3622	close $fh
3234	or return;	3623	or return;
3235		3624
3236	aio_rename "$runtime~", $runtime	3625	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3237	and return;	3626	and return;
3238		3627
3239	warn "runtime file written.\n";	3628	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3240		3629
3241	1	3630	1
		3631	}
		3632
		3633	our $uuid_lock;
		3634	our $uuid_skip;
		3635
		3636	sub write_uuid_sync($) {
		3637	$uuid_skip ||= $_[0];
		3638
		3639	return if $uuid_lock;
		3640	local $uuid_lock = 1;
		3641
		3642	my $uuid = "$LOCALDIR/uuid";
		3643
		3644	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3645	or return;
		3646
		3647	my $value = uuid_seq uuid_cur;
		3648
		3649	unless ($value) {
		3650	warn "cowardly refusing to write zero uuid value!\n";
		3651	return;
		3652	}
		3653
		3654	my $value = uuid_str $value + $uuid_skip;
		3655	$uuid_skip = 0;
		3656
		3657	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3658	and return;
		3659
		3660	# always fsync - this file is important
		3661	aio_fsync $fh
		3662	and return;
		3663
		3664	close $fh
		3665	or return;
		3666
		3667	aio_rename "$uuid~", $uuid
		3668	and return;
		3669
		3670	warn "uuid file written ($value).\n";
		3671
		3672	1
		3673
		3674	}
		3675
		3676	sub write_uuid($$) {
		3677	my ($skip, $sync) = @_;
		3678
		3679	$sync ? write_uuid_sync $skip
		3680	: async { write_uuid_sync $skip };
3242	}	3681	}
3243		3682
3244	sub emergency_save() {	3683	sub emergency_save() {
3245	my $freeze_guard = cf::freeze_mainloop;	3684	my $freeze_guard = cf::freeze_mainloop;
3246		3685
3247	warn "enter emergency perl save\n";	3686	warn "emergency_perl_save: enter\n";
3248		3687
3249	cf::sync_job {	3688	cf::sync_job {
		3689	# this is a trade-off: we want to be very quick here, so
		3690	# save all maps without fsync, and later call a global sync
		3691	# (which in turn might be very very slow)
		3692	local $USE_FSYNC = 0;
		3693
3250	# use a peculiar iteration method to avoid tripping on perl	3694	# use a peculiar iteration method to avoid tripping on perl
3251	# refcount bugs in for. also avoids problems with players	3695	# refcount bugs in for. also avoids problems with players
3252	# and maps saved/destroyed asynchronously.	3696	# and maps saved/destroyed asynchronously.
3253	warn "begin emergency player save\n";	3697	warn "emergency_perl_save: begin player save\n";
3254	for my $login (keys %cf::PLAYER) {	3698	for my $login (keys %cf::PLAYER) {
3255	my $pl = $cf::PLAYER{$login} or next;	3699	my $pl = $cf::PLAYER{$login} or next;
3256	$pl->valid or next;	3700	$pl->valid or next;
		3701	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3257	$pl->save;	3702	$pl->save;
3258	}	3703	}
3259	warn "end emergency player save\n";	3704	warn "emergency_perl_save: end player save\n";
3260		3705
3261	warn "begin emergency map save\n";	3706	warn "emergency_perl_save: begin map save\n";
3262	for my $path (keys %cf::MAP) {	3707	for my $path (keys %cf::MAP) {
3263	my $map = $cf::MAP{$path} or next;	3708	my $map = $cf::MAP{$path} or next;
3264	$map->valid or next;	3709	$map->valid or next;
3265	$map->save;	3710	$map->save;
3266	}	3711	}
3267	warn "end emergency map save\n";	3712	warn "emergency_perl_save: end map save\n";
3268		3713
3269	warn "begin emergency database checkpoint\n";	3714	warn "emergency_perl_save: begin database checkpoint\n";
3270	BDB::db_env_txn_checkpoint $DB_ENV;	3715	BDB::db_env_txn_checkpoint $DB_ENV;
3271	warn "end emergency database checkpoint\n";	3716	warn "emergency_perl_save: end database checkpoint\n";
		3717
		3718	warn "emergency_perl_save: begin write uuid\n";
		3719	write_uuid_sync 1;
		3720	warn "emergency_perl_save: end write uuid\n";
3272	};	3721	};
3273		3722
		3723	warn "emergency_perl_save: starting sync()\n";
		3724	IO::AIO::aio_sync sub {
		3725	warn "emergency_perl_save: finished sync()\n";
		3726	};
		3727
3274	warn "leave emergency perl save\n";	3728	warn "emergency_perl_save: leave\n";
3275	}	3729	}
3276		3730
3277	sub post_cleanup {	3731	sub post_cleanup {
3278	my ($make_core) = @_;	3732	my ($make_core) = @_;
3279		3733
3280	warn Carp::longmess "post_cleanup backtrace"	3734	warn Carp::longmess "post_cleanup backtrace"
3281	if $make_core;	3735	if $make_core;
		3736
		3737	my $fh = pidfile;
		3738	unlink $PIDFILE if <$fh> == $$;
		3739	}
		3740
		3741	# a safer delete_package, copied from Symbol
		3742	sub clear_package($) {
		3743	my $pkg = shift;
		3744
		3745	# expand to full symbol table name if needed
		3746	unless ($pkg =~ /^main::.*::$/) {
		3747	$pkg = "main$pkg" if $pkg =~ /^::/;
		3748	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3749	$pkg .= '::' unless $pkg =~ /::$/;
		3750	}
		3751
		3752	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3753	my $stem_symtab = *{$stem}{HASH};
		3754
		3755	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3756	or return;
		3757
		3758	# clear all symbols
		3759	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3760	for my $name (keys %$leaf_symtab) {
		3761	_gv_clear *{"$pkg$name"};
		3762	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3763	}
		3764	warn "cleared package $pkg\n";#d#
3282	}	3765	}
3283		3766
3284	sub do_reload_perl() {	3767	sub do_reload_perl() {
3285	# can/must only be called in main	3768	# can/must only be called in main
3286	if ($Coro::current != $Coro::main) {	3769	if ($Coro::current != $Coro::main) {
3287	warn "can only reload from main coroutine";	3770	warn "can only reload from main coroutine";
3288	return;	3771	return;
3289	}	3772	}
3290		3773
		3774	return if $RELOAD++;
		3775
		3776	my $t1 = EV::time;
		3777
		3778	while ($RELOAD) {
3291	warn "reloading...";	3779	warn "reloading...";
3292		3780
3293	warn "entering sync_job";	3781	warn "entering sync_job";
3294		3782
3295	cf::sync_job {	3783	cf::sync_job {
3296	cf::write_runtime; # external watchdog should not bark	3784	cf::write_runtime_sync; # external watchdog should not bark
3297	cf::emergency_save;	3785	cf::emergency_save;
3298	cf::write_runtime; # external watchdog should not bark	3786	cf::write_runtime_sync; # external watchdog should not bark
3299		3787
3300	warn "syncing database to disk";	3788	warn "syncing database to disk";
3301	BDB::db_env_txn_checkpoint $DB_ENV;	3789	BDB::db_env_txn_checkpoint $DB_ENV;
3302		3790
3303	# if anything goes wrong in here, we should simply crash as we already saved	3791	# if anything goes wrong in here, we should simply crash as we already saved
3304		3792
3305	warn "cancelling all WF_AUTOCANCEL watchers";
3306	for (Event::all_watchers) {
3307	$_->cancel if $_->data & WF_AUTOCANCEL;
3308	}
3309
3310	warn "flushing outstanding aio requests";	3793	warn "flushing outstanding aio requests";
3311	for (;;) {
3312	BDB::flush;
3313	IO::AIO::flush;
3314	Coro::cede;
3315	last unless IO::AIO::nreqs || BDB::nreqs;	3794	while (IO::AIO::nreqs || BDB::nreqs) {
3316	warn "iterate...";	3795	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3317	}
3318
3319	++$RELOAD;
3320
3321	warn "cancelling all extension coros";
3322	$_->cancel for values %EXT_CORO;
3323	%EXT_CORO = ();
3324
3325	warn "removing commands";
3326	%COMMAND = ();
3327
3328	warn "removing ext/exti commands";
3329	%EXTCMD = ();
3330	%EXTICMD = ();
3331
3332	warn "unloading/nuking all extensions";
3333	for my $pkg (@EXTS) {
3334	warn "... unloading $pkg";
3335
3336	if (my $cb = $pkg->can ("unload")) {
3337	eval {
3338	$cb->($pkg);
3339	1
3340	} or warn "$pkg unloaded, but with errors: $@";
3341	}	3796	}
3342		3797
3343	warn "... nuking $pkg";	3798	warn "cancelling all extension coros";
3344	Symbol::delete_package $pkg;	3799	$_->cancel for values %EXT_CORO;
3345	}	3800	%EXT_CORO = ();
3346		3801
3347	warn "unloading all perl modules loaded from $LIBDIR";	3802	warn "removing commands";
3348	while (my ($k, $v) = each %INC) {	3803	%COMMAND = ();
3349	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3350		3804
		3805	warn "removing ext/exti commands";
		3806	%EXTCMD = ();
		3807	%EXTICMD = ();
		3808
		3809	warn "unloading/nuking all extensions";
		3810	for my $pkg (@EXTS) {
3351	warn "... unloading $k";	3811	warn "... unloading $pkg";
3352	delete $INC{$k};
3353		3812
3354	$k =~ s/\.pm$//;
3355	$k =~ s/\//::/g;
3356
3357	if (my $cb = $k->can ("unload_module")) {	3813	if (my $cb = $pkg->can ("unload")) {
		3814	eval {
3358	$cb->();	3815	$cb->($pkg);
		3816	1
		3817	} or warn "$pkg unloaded, but with errors: $@";
		3818	}
		3819
		3820	warn "... clearing $pkg";
		3821	clear_package $pkg;
3359	}	3822	}
3360		3823
3361	Symbol::delete_package $k;	3824	warn "unloading all perl modules loaded from $LIBDIR";
		3825	while (my ($k, $v) = each %INC) {
		3826	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3827
		3828	warn "... unloading $k";
		3829	delete $INC{$k};
		3830
		3831	$k =~ s/\.pm$//;
		3832	$k =~ s/\//::/g;
		3833
		3834	if (my $cb = $k->can ("unload_module")) {
		3835	$cb->();
		3836	}
		3837
		3838	clear_package $k;
3362	}	3839	}
3363		3840
3364	warn "getting rid of safe::, as good as possible";	3841	warn "getting rid of safe::, as good as possible";
3365	Symbol::delete_package "safe::$_"	3842	clear_package "safe::$_"
3366	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3843	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3367		3844
3368	warn "unloading cf.pm \"a bit\"";	3845	warn "unloading cf.pm \"a bit\"";
3369	delete $INC{"cf.pm"};	3846	delete $INC{"cf.pm"};
3370	delete $INC{"cf/pod.pm"};	3847	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3371		3848
3372	# don't, removes xs symbols, too,	3849	# don't, removes xs symbols, too,
3373	# and global variables created in xs	3850	# and global variables created in xs
3374	#Symbol::delete_package __PACKAGE__;	3851	#clear_package __PACKAGE__;
3375		3852
3376	warn "unload completed, starting to reload now";	3853	warn "unload completed, starting to reload now";
3377		3854
3378	warn "reloading cf.pm";	3855	warn "reloading cf.pm";
3379	require cf;	3856	require cf;
3380	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3857	cf::_connect_to_perl_1;
3381		3858
3382	warn "loading config and database again";	3859	warn "loading config and database again";
3383	cf::reload_config;	3860	cf::reload_config;
3384		3861
3385	warn "loading extensions";	3862	warn "loading extensions";
3386	cf::load_extensions;	3863	cf::load_extensions;
3387		3864
		3865	if ($REATTACH_ON_RELOAD) {
3388	warn "reattaching attachments to objects/players";	3866	warn "reattaching attachments to objects/players";
3389	_global_reattach; # objects, sockets	3867	_global_reattach; # objects, sockets
3390	warn "reattaching attachments to maps";	3868	warn "reattaching attachments to maps";
3391	reattach $_ for values %MAP;	3869	reattach $_ for values %MAP;
3392	warn "reattaching attachments to players";	3870	warn "reattaching attachments to players";
3393	reattach $_ for values %PLAYER;	3871	reattach $_ for values %PLAYER;
		3872	}
3394		3873
		3874	warn "running post_init jobs";
		3875	(pop @POST_INIT)->(1) while @POST_INIT;
		3876
3395	warn "leaving sync_job";	3877	warn "leaving sync_job";
3396		3878
3397	1	3879	1
3398	} or do {	3880	} or do {
3399	warn $@;	3881	warn $@;
3400	warn "error while reloading, exiting.";	3882	cf::cleanup "error while reloading, exiting.";
3401	exit 1;
3402	};	3883	};
3403		3884
3404	warn "reloaded";	3885	warn "reloaded";
		3886	--$RELOAD;
		3887	}
		3888
		3889	$t1 = EV::time - $t1;
		3890	warn "reload completed in ${t1}s\n";
3405	};	3891	};
3406		3892
3407	our $RELOAD_WATCHER; # used only during reload	3893	our $RELOAD_WATCHER; # used only during reload
3408		3894
3409	sub reload_perl() {	3895	sub reload_perl() {
3410	# doing reload synchronously and two reloads happen back-to-back,	3896	# doing reload synchronously and two reloads happen back-to-back,
3411	# coro crashes during coro_state_free->destroy here.	3897	# coro crashes during coro_state_free->destroy here.
3412		3898
3413	$RELOAD_WATCHER ||= Event->timer (	3899	$RELOAD_WATCHER ||= cf::async {
3414	reentrant => 0,	3900	Coro::AIO::aio_wait cache_extensions;
3415	after => 0,	3901
3416	data => WF_AUTOCANCEL,	3902	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3417	cb => sub {
3418	do_reload_perl;	3903	do_reload_perl;
3419	undef $RELOAD_WATCHER;	3904	undef $RELOAD_WATCHER;
3420	},	3905	};
3421	);	3906	};
3422	}	3907	}
3423		3908
3424	register_command "reload" => sub {	3909	register_command "reload" => sub {
3425	my ($who, $arg) = @_;	3910	my ($who, $arg) = @_;
3426		3911
3427	if ($who->flag (FLAG_WIZ)) {	3912	if ($who->flag (FLAG_WIZ)) {
3428	$who->message ("reloading server.");	3913	$who->message ("reloading server.");
		3914	async {
		3915	$Coro::current->{desc} = "perl_reload";
3429	async { reload_perl };	3916	reload_perl;
		3917	};
3430	}	3918	}
3431	};	3919	};
3432		3920
3433	unshift @INC, $LIBDIR;	3921	unshift @INC, $LIBDIR;
3434		3922
…		…
3436		3924
3437	our @WAIT_FOR_TICK;	3925	our @WAIT_FOR_TICK;
3438	our @WAIT_FOR_TICK_BEGIN;	3926	our @WAIT_FOR_TICK_BEGIN;
3439		3927
3440	sub wait_for_tick {	3928	sub wait_for_tick {
3441	return unless $TICK_WATCHER->is_active;
3442	return if $Coro::current == $Coro::main;	3929	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3443		3930
3444	my $signal = new Coro::Signal;	3931	my $signal = new Coro::Signal;
3445	push @WAIT_FOR_TICK, $signal;	3932	push @WAIT_FOR_TICK, $signal;
3446	$signal->wait;	3933	$signal->wait;
3447	}	3934	}
3448		3935
3449	sub wait_for_tick_begin {	3936	sub wait_for_tick_begin {
3450	return unless $TICK_WATCHER->is_active;
3451	return if $Coro::current == $Coro::main;	3937	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3452		3938
3453	my $signal = new Coro::Signal;	3939	my $signal = new Coro::Signal;
3454	push @WAIT_FOR_TICK_BEGIN, $signal;	3940	push @WAIT_FOR_TICK_BEGIN, $signal;
3455	$signal->wait;	3941	$signal->wait;
3456	}	3942	}
3457		3943
3458	our $stat_fh;	3944	sub tick {
3459	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3460
3461	$TICK_WATCHER = Event->timer (
3462	reentrant => 0,
3463	parked => 1,
3464	prio => 0,
3465	at => $NEXT_TICK || $TICK,
3466	data => WF_AUTOCANCEL,
3467	cb => sub {
3468	if ($Coro::current != $Coro::main) {	3945	if ($Coro::current != $Coro::main) {
3469	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3946	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3470	unless ++$bug_warning > 10;	3947	unless ++$bug_warning > 10;
3471	return;	3948	return;
3472	}	3949	}
3473		3950
3474	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3475
3476	$NOW = $tick_start = Event::time;
3477
3478	cf::server_tick; # one server iteration	3951	cf::server_tick; # one server iteration
3479		3952
3480	$RUNTIME += $TICK;	3953	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3481	$NEXT_TICK += $TICK;
3482		3954
3483	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3955	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3484	$NEXT_RUNTIME_WRITE = $NOW + 10;	3956	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3485	Coro::async_pool {	3957	Coro::async_pool {
		3958	$Coro::current->{desc} = "runtime saver";
3486	write_runtime	3959	write_runtime_sync
3487	or warn "ERROR: unable to write runtime file: $!";	3960	or warn "ERROR: unable to write runtime file: $!";
3488	};
3489	}	3961	};
		3962	}
3490		3963
3491	# my $AFTER = Event::time;
3492	# warn $AFTER - $NOW;#d#
3493
3494	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3964	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3495	$sig->send;	3965	$sig->send;
3496	}	3966	}
3497	while (my $sig = shift @WAIT_FOR_TICK) {	3967	while (my $sig = shift @WAIT_FOR_TICK) {
3498	$sig->send;	3968	$sig->send;
3499	}	3969	}
3500		3970
3501	$NOW = Event::time;	3971	$LOAD = ($NOW - $TICK_START) / $TICK;
3502
3503	# if we are delayed by four ticks or more, skip them all
3504	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3505
3506	$TICK_WATCHER->at ($NEXT_TICK);
3507	$TICK_WATCHER->start;
3508
3509	$LOAD = ($NOW - $tick_start) / $TICK;
3510	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3972	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3511		3973
3512	_post_tick;	3974	if (0) {
3513		3975	if ($NEXT_TICK) {
3514	# gather some statistics#d#	3976	my $jitter = $TICK_START - $NEXT_TICK;
3515	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3977	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3516	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3978	warn "jitter $JITTER\n";#d#
		3979	}
3517	},	3980	}
3518	);	3981	}
3519		3982
3520	{	3983	{
		3984	# configure BDB
		3985
3521	BDB::min_parallel 8;	3986	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	3987	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	3988	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		3989
3547	unless ($DB_ENV) {	3990	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	3991	$DB_ENV = BDB::db_env_create;
		3992	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3993	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3994	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3995	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3996	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3549		3997
3550	cf::sync_job {	3998	cf::sync_job {
3551	eval {	3999	eval {
3552	BDB::db_env_open	4000	BDB::db_env_open
3553	$DB_ENV,	4001	$DB_ENV,
…		…
3555	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4003	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3556	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4004	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3557	0666;	4005	0666;
3558		4006
3559	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4007	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3560
3561	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3562	| BDB::LOG_AUTOREMOVE, 1);
3563	$DB_ENV->set_lk_detect;
3564	};	4008	};
3565		4009
3566	cf::cleanup "db_env_open(db): $@" if $@;	4010	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	4011	};
3568	}	4012	}
3569		4013
3570	$BDB_CHECKPOINT_WATCHER = Event->timer (	4014	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 11,	4015	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3572	interval => 60,	4016	};
3573	hard => 1,	4017	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4018	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3578	},
3579	);	4019	};
3580	$BDB_TRICKLE_WATCHER = Event->timer (	4020	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3581	after => 5,
3582	interval => 10,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4021	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3588	},
3589	);	4022	};
3590	}	4023	}
3591		4024
3592	{	4025	{
		4026	# configure IO::AIO
		4027
3593	IO::AIO::min_parallel 8;	4028	IO::AIO::min_parallel 8;
3594
3595	undef $Coro::AIO::WATCHER;
3596	IO::AIO::max_poll_time $TICK * 0.1;	4029	IO::AIO::max_poll_time $TICK * 0.1;
3597	$AIO_POLL_WATCHER = Event->io (	4030	undef $AnyEvent::AIO::WATCHER;
3598	reentrant => 0,
3599	data => WF_AUTOCANCEL,
3600	fd => IO::AIO::poll_fileno,
3601	poll => 'r',
3602	prio => 6,
3603	cb => \&IO::AIO::poll_cb,
3604	);
3605	}	4031	}
3606		4032
3607	my $_log_backtrace;	4033	my $_log_backtrace;
3608		4034
3609	sub _log_backtrace {	4035	sub _log_backtrace {
…		…
3612	$msg =~ s/\n//;	4038	$msg =~ s/\n//;
3613		4039
3614	# limit the # of concurrent backtraces	4040	# limit the # of concurrent backtraces
3615	if ($_log_backtrace < 2) {	4041	if ($_log_backtrace < 2) {
3616	++$_log_backtrace;	4042	++$_log_backtrace;
		4043	my $perl_bt = Carp::longmess $msg;
3617	async {	4044	async {
		4045	$Coro::current->{desc} = "abt $msg";
		4046
3618	my @bt = fork_call {	4047	my @bt = fork_call {
3619	@addr = map { sprintf "%x", $_ } @addr;	4048	@addr = map { sprintf "%x", $_ } @addr;
3620	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4049	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3621	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4050	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3622	or die "addr2line: $!";	4051	or die "addr2line: $!";
…		…
3630	}	4059	}
3631		4060
3632	@funcs	4061	@funcs
3633	};	4062	};
3634		4063
3635	LOG llevInfo, "[ABT] $msg\n";	4064	LOG llevInfo, "[ABT] $perl_bt\n";
		4065	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3636	LOG llevInfo, "[ABT] $_\n" for @bt;	4066	LOG llevInfo, "[ABT] $_\n" for @bt;
3637	--$_log_backtrace;	4067	--$_log_backtrace;
3638	};	4068	};
3639	} else {	4069	} else {
3640	LOG llevInfo, "[ABT] $msg\n";	4070	LOG llevInfo, "[ABT] $msg\n";
3641	LOG llevInfo, "[ABT] [suppressed]\n";	4071	LOG llevInfo, "[ABT] [suppressed]\n";
3642	}	4072	}
3643	}	4073	}
3644		4074
3645	# load additional modules	4075	# load additional modules
3646	use cf::pod;	4076	require "cf/$_.pm" for @EXTRA_MODULES;
		4077	cf::_connect_to_perl_2;
3647		4078
3648	END { cf::emergency_save }	4079	END { cf::emergency_save }
3649		4080
3650	1	4081	1
3651		4082

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