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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.369 by root, Thu Sep 13 08:35:25 2007 UTC vs.
Revision 1.506 by root, Wed Feb 3 20:48:22 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_command => sub {
1166	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1167		1317
1168	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
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	}
…		…
1374		1545
1375	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1376		1547
1377	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
		1550
		1551	cf::get_slot 0.01;
1379		1552
1380	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1554	cf::cede_to_tick;
1382	}	1555	}
1383		1556
…		…
1415	my ($pl) = @_;	1588	my ($pl) = @_;
1416		1589
1417	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1418		1591
1419	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1594
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1426		1601
1427	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1642
1468	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
1469	my $path = path $login;	1644	my $path = path $login;
1470		1645
1471	# a .pst is a dead give-away for a valid player	1646	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1652	}
1477		1653
…		…
1508	}	1684	}
1509		1685
1510	\@paths	1686	\@paths
1511	}	1687	}
1512		1688
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1690
1515	Expand crossfire pod fragments into protocol xml.	1691	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		1692
1564	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1565		1694
1566	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1567		1696
…		…
1634	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1636		1765
1637	sub generate_random_map {	1766	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1639	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1772	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1897
1766	# the temporary/swap location	1898	# the temporary/swap location
1767	sub save_path {	1899	sub save_path {
1768	my ($self) = @_;	1900	my ($self) = @_;
1769		1901
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1772	}	1904	}
1773		1905
1774	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1775	sub uniq_path {	1907	sub uniq_path {
1776	my ($self) = @_;	1908	my ($self) = @_;
1777		1909
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1911	"$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	}	1912	}
1790		1913
1791	sub decay_objects {	1914	sub decay_objects {
1792	my ($self) = @_;	1915	my ($self) = @_;
1793		1916
…		…
1877	sub find {	2000	sub find {
1878	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1879		2002
1880	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1881		2004
1882	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2007
1885	$cf::MAP{$path} || do {	2008	$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	2009	my $map = new_from_path cf::map $path
1890	or return;	2010	or return;
1891		2011
1892	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1893		2013
…		…
1895	or return;	2015	or return;
1896		2016
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
1900	undef $guard1;	2021	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2022	$map->reset;
1903	return find $path;	2023	return find $path;
1904	}	2024	}
1905		2025
1906	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1907	}	2027	}
1908	}	2028	}
1909		2029
1910	sub pre_load { }	2030	sub pre_load { }
1911	sub post_load { }	2031	#sub post_load { } # XS
1912		2032
1913	sub load {	2033	sub load {
1914	my ($self) = @_;	2034	my ($self) = @_;
1915		2035
1916	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2054	$f->skip_block;
1935	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
1936	or return;	2056	or return;
1937		2057
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1939	if delete $self->{load_original};	2059	if delete $self->{load_original};
1940		2060
1941	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2062	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2082	$self->decay_objects;
1963	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1964	$self->update_buttons;	2084	$self->update_buttons;
1965	cf::cede_to_tick;	2085	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2086	$self->activate;
1969	}	2087	}
1970		2088
1971	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
1973		2091
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2093	}
1976		2094
1977	$self->post_load;	2095	$self->post_load;
1978	}	2096	}
1979		2097
…		…
2037	my ($path, $origin, $load) = @_;	2155	my ($path, $origin, $load) = @_;
2038		2156
2039	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
2040		2158
2041	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2161	}
2044		2162
2045	$MAP_PREFETCH{$path} |= $load;	2163	$MAP_PREFETCH{$path} |= $load;
2046		2164
2047	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
		2166	$Coro::current->{desc} = "map prefetcher";
		2167
2048	while (%MAP_PREFETCH) {	2168	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2169	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2170	if (my $map = find $k) {
2051	$map->load if $v;	2171	$map->load if $v;
2052	}	2172	}
…		…
2078	return if $self->{deny_save};	2198	return if $self->{deny_save};
2079		2199
2080	local $self->{last_access} = $self->last_access;#d#	2200	local $self->{last_access} = $self->last_access;#d#
2081		2201
2082	cf::async {	2202	cf::async {
		2203	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
2084	};	2205	};
		2206
		2207	cf::get_slot 0.02;
2085		2208
2086	if ($uniq) {	2209	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2212	} else {
…		…
2098	$self->save;	2221	$self->save;
2099		2222
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2224
2102	return if $self->players;	2225	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2227	return if $self->{deny_save};
2105		2228
2106	$self->in_memory (cf::MAP_SWAPPED);	2229	$self->in_memory (cf::MAP_SWAPPED);
2107		2230
2108	$self->deactivate;	2231	$self->deactivate;
…		…
2133		2256
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2258
2136	return if $self->players;	2259	return if $self->players;
2137		2260
2138	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2139		2262
2140	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2141		2264
2142	# need to save uniques path	2265	# need to save uniques path
2143	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2226		2349
2227	sub unique_maps() {	2350	sub unique_maps() {
2228	[	2351	[
2229	map {	2352	map {
2230	utf8::decode $_;	2353	utf8::decode $_;
2231	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2232	? normalise $_	2357	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2359	]
2236	}	2360	}
2237		2361
2238	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2239		2393
2240	=back	2394	=back
2241		2395
2242	=head3 cf::object	2396	=head3 cf::object
2243		2397
…		…
2247		2401
2248	=over 4	2402	=over 4
2249		2403
2250	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2251		2405
2252	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2253		2408
2254	=cut	2409	=cut
2255		2410
2256	sub inv_recursive_;	2411	sub inv_recursive_;
2257	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2263	}	2418	}
2264		2419
2265	=item $ref = $ob->ref	2420	=item $ref = $ob->ref
2266		2421
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2422	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2423
2269	=item $ob = cf::object::deref ($refstring)	2424	=item $ob = cf::object::deref ($refstring)
2270		2425
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2427	even if the object actually exists. May block.
…		…
2274	=cut	2429	=cut
2275		2430
2276	sub deref {	2431	sub deref {
2277	my ($ref) = @_;	2432	my ($ref) = @_;
2278		2433
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2435	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2437	or return;
2286	$pl->ob->uuid eq $uuid	2438	$pl->ob->uuid eq $uuid
2287	or return;	2439	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2309		2461
2310	=cut	2462	=cut
2311		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
		2477
2312	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2479	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2482	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2495
2330	} else {	2496	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2499	}
2334	}	2500	}
2335	}	2501	}
2336		2502
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2528
2363	=item $player_object->enter_link	2529	=item $player_object->enter_link
2364		2530
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2532
2367	The player should be reasonably safe there for short amounts of time. You	2533	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.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2369		2537
2370	Will never block.	2538	Will never block.
2371		2539
2372	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2373		2541
…		…
2425	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2427		2595
2428	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2431		2599
2432	$map->load;	2600	$map->load;
2433	$map->load_neighbours;	2601	$map->load_neighbours;
2434		2602
2435	return unless $self->contr->active;	2603	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2604
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2440	}	2610	}
2441		2611
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2613
2444	Moves the player to the given map-path and coordinates by first freezing	2614	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	2615	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	2616	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	2617	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2618	be called at the end of this process.
2449		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
		2622
2450	=cut	2623	=cut
2451		2624
2452	our $GOTOGEN;	2625	our $GOTOGEN;
2453		2626
2454	sub cf::object::player::goto {	2627	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2631	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2632
2460	$self->enter_link;	2633	$self->enter_link;
2461		2634
2462	(async {	2635	(async {
		2636	$Coro::current->{desc} = "player::goto $path $x $y";
		2637
2463	# *tag paths override both path and x|y	2638	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2639	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2640	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2641	my $ob = $obs[rand @obs];
2467		2642
…		…
2530	}	2705	}
2531		2706
2532	sub prepare_random_map {	2707	sub prepare_random_map {
2533	my ($exit) = @_;	2708	my ($exit) = @_;
2534		2709
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2712	# that depends on the exit object
2540		2713
2541	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2716	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2548	}	2723	}
2549		2724
2550	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2551		2726
2552	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2555		2730
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2733	undef $fh;
2559	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2560		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2563	}	2742	}
2564	}	2743	}
2565		2744
2566	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2568		2747
2569	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2570		2749
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2750	$self->enter_link;
2583		2751
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2752	(async {
2589	$self->deactivate_recursive; # just to be sure	2753	$Coro::current->{desc} = "enter_exit";
		2754
2590	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2591	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2592		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2593	1;	2776	1
2594	}) {	2777	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2782
2600	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2617	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2619		2802
2620	utf8::encode $text;	2803	utf8::encode $text;
2621	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2622	}	2830	}
2623		2831
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		2833
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2836	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2837	the message unless the client supports the msg packet.
2630		2838
2631	=cut	2839	=cut
2632		2840
		2841	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
2634	"c/identify" => {	2849	"c/identify" => {
2635	id => "identify",	2850	id => "infobox",
2636	title => "Identify",	2851	title => "Identify",
2637	reply => undef,	2852	reply => undef,
2638	tooltip => "Items recently identified",	2853	tooltip => "Items recently identified",
2639	},	2854	},
2640	"c/examine" => {	2855	"c/examine" => {
2641	id => "examine",	2856	id => "infobox",
2642	title => "Examine",	2857	title => "Examine",
2643	reply => undef,	2858	reply => undef,
2644	tooltip => "Signs and other items you examined",	2859	tooltip => "Signs and other items you examined",
2645	},	2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
		2866	},
		2867	"c/book" => {
		2868	id => "infobox",
		2869	title => "Book",
		2870	reply => undef,
		2871	tooltip => "The contents of a note or book",
		2872	},
		2873	"c/lookat" => {
		2874	id => "infobox",
		2875	title => "Look",
		2876	reply => undef,
		2877	tooltip => "What you saw there",
		2878	},
		2879	"c/who" => {
		2880	id => "infobox",
		2881	title => "Players",
		2882	reply => undef,
		2883	tooltip => "Shows players who are currently online",
		2884	},
		2885	"c/body" => {
		2886	id => "infobox",
		2887	title => "Body Parts",
		2888	reply => undef,
		2889	tooltip => "Shows which body parts you posess and are available",
		2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
		2927	"c/uptime" => {
		2928	id => "infobox",
		2929	title => "Uptime",
		2930	reply => undef,
		2931	tooltip => "How long the server has been running since last restart",
		2932	},
		2933	"c/mapinfo" => {
		2934	id => "infobox",
		2935	title => "Map Info",
		2936	reply => undef,
		2937	tooltip => "Information related to the maps",
		2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
2646	);	2953	);
2647		2954
2648	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2957
2651	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2652		2960
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2962
2655	# check predefined channels, for the benefit of C	2963	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2964	if ($CHANNEL{$channel}) {
		2965	$channel = $CHANNEL{$channel};
2657		2966
		2967	$self->ext_msg (channel_info => $channel);
		2968	$channel = $channel->{id};
		2969
2658	if (ref $channel) {	2970	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2974	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	2975	}
2665		2976
2666	$channel = $channel->{id};	2977	$channel = $channel->{id};
2667	}	2978	}
2668		2979
2669	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2670		2981
2671	if ($self->can_msg) {
2672	# default colour, mask it out	2982	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2675		2985
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	2989	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		2990
2690	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($pkt);
2691
2692	utf8::encode $msg;
2693
2694	if (0 && $msg =~ /\[/) {
2695	# COMMAND/INFO
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}
2703	}	2992	}
2704		2993
2705	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2706		2995
2707	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2710		2999
2711	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2712	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2713		3002
2714	if ($self->extcmd == 2) {	3003	if ($self->extcmd == 2) {
2715	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2716	} elsif ($self->extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2717	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2719	}	3008	}
2720	}	3009	}
2721		3010
2722	=item $client->ext_reply ($msgid, @msg)	3011	=item $client->ext_reply ($msgid, @msg)
2723		3012
…		…
2727		3016
2728	sub cf::client::ext_reply($$@) {	3017	sub cf::client::ext_reply($$@) {
2729	my ($self, $id, @msg) = @_;	3018	my ($self, $id, @msg) = @_;
2730		3019
2731	if ($self->extcmd == 2) {	3020	if ($self->extcmd == 2) {
2732	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2733	} elsif ($self->extcmd == 1) {	3022	} elsif ($self->extcmd == 1) {
2734	#TODO: version 1, remove	3023	#TODO: version 1, remove
2735	unshift @msg, msgtype => "reply", msgid => $id;	3024	unshift @msg, msgtype => "reply", msgid => $id;
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2737	}	3026	}
2738	}	3027	}
2739		3028
2740	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2741		3030
…		…
2868	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
2869		3158
2870	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
2871		3160
2872	$safe->permit_only (Opcode::opset qw(	3161	$safe->permit_only (Opcode::opset qw(
2873	:base_core :base_mem :base_orig :base_math	3162	:base_core :base_mem :base_orig :base_math :base_loop
2874	grepstart grepwhile mapstart mapwhile	3163	grepstart grepwhile mapstart mapwhile
2875	sort time	3164	sort time
2876	));	3165	));
2877		3166
2878	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
…		…
2880	=pod	3169	=pod
2881		3170
2882	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
2883		3172
2884	cf::object	3173	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3174	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3175	insert remove name archname title slaying race decrease split
		3176	value
2887		3177
2888	cf::object::player	3178	cf::object::player
2889	player	3179	player
2890		3180
2891	cf::player	3181	cf::player
…		…
2896		3186
2897	=cut	3187	=cut
2898		3188
2899	for (	3189	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3191	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3192	decrease split destroy change_exp value msg lore send_msg)],
2903	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
2905	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
2906	) {	3196	) {
2907	no strict 'refs';	3197	no strict 'refs';
2908	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
2909	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2927		3217
2928	my $qcode = $code;	3218	my $qcode = $code;
2929	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2930	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
2931		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
2932	local $_;	3225	local $_;
2933	local @safe::cf::_safe_eval_args = values %vars;
2934		3226
2935	my $eval =	3227	my $eval =
2936	"do {\n"	3228	"do {\n"
2937	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2938	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
2939	. $code	3231	. $code
2940	. "\n}"	3232	. "\n}"
2941	;	3233	;
2942		3234
		3235	if ($CFG{safe_eval}) {
2943	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
2944	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2945	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
2946		3244
2947	if ($@) {	3245	if ($@) {
2948	warn "$@";	3246	warn "$@";
2949	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
2950	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2969	=cut	3267	=cut
2970		3268
2971	sub register_script_function {	3269	sub register_script_function {
2972	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
2973		3271
2974	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
2975	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
2976	}	3274	}
2977		3275
2978	=back	3276	=back
2979		3277
2980	=cut	3278	=cut
…		…
3001		3299
3002	$facedata->{version} == 2	3300	$facedata->{version} == 2
3003	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
3004		3302
3005	# patch in the exptable	3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3006	$facedata->{resource}{"res/exp_table"} = {	3305	$facedata->{resource}{"res/exp_table"} = {
3007	type => FT_RSRC,	3306	type => FT_RSRC,
3008	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
3009	};	3309	};
3010	cf::cede_to_tick;	3310	cf::cede_to_tick;
3011		3311
3012	{	3312	{
3013	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
3014		3314
3015	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3317
3017	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3021		3322
3022	cf::cede_to_tick;	3323	cf::cede_to_tick;
3023	}	3324	}
3024		3325
3025	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3327	next unless $info->{smooth};
		3328
3027	my $idx = cf::face::find $face	3329	my $idx = cf::face::find $face
3028	or next;	3330	or next;
		3331
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3332	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3333	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3334	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3335	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3336	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3047		3350
3048	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
3049	}	3352	}
3050		3353
3051	{	3354	{
3052	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
3055		3356
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
		3358	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;
3061		3360
3062	if ($info->{type} & 1) {	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3063	# prepend meta info	3362	cf::face::set_type $idx, $info->{type};
3064
3065	my $meta = $enc->encode ({
3066	name => $name,
3067	%{ $info->{meta} || {} },
3068	});
3069
3070	$data = pack "(w/a*)*", $meta, $info->{data};
3071	} else {	3363	} else {
3072	$data = $info->{data};	3364	$RESOURCE{$name} = $info;
3073	}	3365	}
3074		3366
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3367	cf::cede_to_tick;
3079	}	3368	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3369	}
		3370
		3371	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3372
3100	1	3373	1
3101	}	3374	}
		3375
		3376	cf::global->attach (on_resource_update => sub {
		3377	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3378	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3379
		3380	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3381	my $sound = $soundconf->{compat}[$_]
		3382	or next;
		3383
		3384	my $face = cf::face::find "sound/$sound->[1]";
		3385	cf::sound::set $sound->[0] => $face;
		3386	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3387	}
		3388
		3389	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3390	my $face = cf::face::find "sound/$v";
		3391	cf::sound::set $k => $face;
		3392	}
		3393	}
		3394	});
3102		3395
3103	register_exticmd fx_want => sub {	3396	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3397	my ($ns, $want) = @_;
3105		3398
3106	while (my ($k, $v) = each %$want) {	3399	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3400	$ns->fx_want ($k, $v);
3108	}	3401	}
3109	};	3402	};
		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
3110		3413
3111	sub reload_regions {	3414	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3415	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3416	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3417	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3431	}
3129		3432
3130	sub reload_archetypes {	3433	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3436	}
3139		3437
3140	sub reload_treasures {	3438	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
3143	}	3441	}
3144		3442
3145	sub reload_resources {	3443	sub reload_resources {
3146	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
3147		3445
		3446	reload_facedata;
		3447	reload_archetypes;
3148	reload_regions;	3448	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3449	reload_treasures;
3153		3450
3154	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
3155	}	3452	}
3156		3453
3157	sub init {
3158	reload_resources;
3159	}
3160
3161	sub reload_config {	3454	sub reload_config {
		3455	warn "reloading config file...\n";
		3456
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3458	or return;
3164		3459
3165	local $/;	3460	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
3167		3462
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3464
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3175	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3176	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
3177	};	3472	};
3178	warn $@ if $@;	3473	warn $@ if $@;
3179	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
3180	}	3505	}
3181		3506
3182	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
3183	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3525	(async {
3187	Event::one_event;	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3527	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3189	};	3529	};
3190		3530
		3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
3191	reload_config;	3538	reload_config;
3192	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
3193	load_extensions;	3550	load_extensions;
3194		3551
3195	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
3196	Event::loop;	3553
		3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
3197	}	3562	}
3198		3563
3199	#############################################################################	3564	#############################################################################
3200	# initialisation and cleanup	3565	# initialisation and cleanup
3201		3566
3202	# install some emergency cleanup handlers	3567	# install some emergency cleanup handlers
3203	BEGIN {	3568	BEGIN {
		3569	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3570	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3571	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
3212	},
3213	);	3573	};
3214	}	3574	}
3215	}	3575	}
3216		3576
3217	sub write_runtime {	3577	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3578	my $t0 = EV::time;
3219		3579
3220	# first touch the runtime file to show we are still running:	3580	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3581	# the fsync below can take a very very long time.
3222		3582
3223	IO::AIO::aio_utime $runtime, undef, undef;	3583	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3584
3225	my $guard = cf::lock_acquire "write_runtime";	3585	my $guard = cf::lock_acquire "write_runtime";
3226		3586
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3587	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3228	or return;	3588	or return;
3229		3589
3230	my $value = $cf::RUNTIME + 90 + 10;	3590	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3591	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3592	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3602	aio_utime $fh, undef, undef;
3243		3603
3244	close $fh	3604	close $fh
3245	or return;	3605	or return;
3246		3606
3247	aio_rename "$runtime~", $runtime	3607	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3608	and return;
3249		3609
3250	warn "runtime file written.\n";	3610	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3251		3611
3252	1	3612	1
		3613	}
		3614
		3615	our $uuid_lock;
		3616	our $uuid_skip;
		3617
		3618	sub write_uuid_sync($) {
		3619	$uuid_skip ||= $_[0];
		3620
		3621	return if $uuid_lock;
		3622	local $uuid_lock = 1;
		3623
		3624	my $uuid = "$LOCALDIR/uuid";
		3625
		3626	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3627	or return;
		3628
		3629	my $value = uuid_seq uuid_cur;
		3630
		3631	unless ($value) {
		3632	warn "cowardly refusing to write zero uuid value!\n";
		3633	return;
		3634	}
		3635
		3636	my $value = uuid_str $value + $uuid_skip;
		3637	$uuid_skip = 0;
		3638
		3639	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3640	and return;
		3641
		3642	# always fsync - this file is important
		3643	aio_fsync $fh
		3644	and return;
		3645
		3646	close $fh
		3647	or return;
		3648
		3649	aio_rename "$uuid~", $uuid
		3650	and return;
		3651
		3652	warn "uuid file written ($value).\n";
		3653
		3654	1
		3655
		3656	}
		3657
		3658	sub write_uuid($$) {
		3659	my ($skip, $sync) = @_;
		3660
		3661	$sync ? write_uuid_sync $skip
		3662	: async { write_uuid_sync $skip };
3253	}	3663	}
3254		3664
3255	sub emergency_save() {	3665	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3666	my $freeze_guard = cf::freeze_mainloop;
3257		3667
3258	warn "enter emergency perl save\n";	3668	warn "emergency_perl_save: enter\n";
3259		3669
3260	cf::sync_job {	3670	cf::sync_job {
		3671	# this is a trade-off: we want to be very quick here, so
		3672	# save all maps without fsync, and later call a global sync
		3673	# (which in turn might be very very slow)
		3674	local $USE_FSYNC = 0;
		3675
3261	# use a peculiar iteration method to avoid tripping on perl	3676	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	3677	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	3678	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3679	warn "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	3680	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3681	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3682	$pl->valid or next;
		3683	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3684	$pl->save;
3269	}	3685	}
3270	warn "end emergency player save\n";	3686	warn "emergency_perl_save: end player save\n";
3271		3687
3272	warn "begin emergency map save\n";	3688	warn "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	3689	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	3690	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	3691	$map->valid or next;
3276	$map->save;	3692	$map->save;
3277	}	3693	}
3278	warn "end emergency map save\n";	3694	warn "emergency_perl_save: end map save\n";
3279		3695
3280	warn "begin emergency database checkpoint\n";	3696	warn "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3697	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3698	warn "emergency_perl_save: end database checkpoint\n";
		3699
		3700	warn "emergency_perl_save: begin write uuid\n";
		3701	write_uuid_sync 1;
		3702	warn "emergency_perl_save: end write uuid\n";
3283	};	3703	};
3284		3704
		3705	warn "emergency_perl_save: starting sync()\n";
		3706	IO::AIO::aio_sync sub {
		3707	warn "emergency_perl_save: finished sync()\n";
		3708	};
		3709
3285	warn "leave emergency perl save\n";	3710	warn "emergency_perl_save: leave\n";
3286	}	3711	}
3287		3712
3288	sub post_cleanup {	3713	sub post_cleanup {
3289	my ($make_core) = @_;	3714	my ($make_core) = @_;
3290		3715
3291	warn Carp::longmess "post_cleanup backtrace"	3716	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3717	if $make_core;
		3718
		3719	my $fh = pidfile;
		3720	unlink $PIDFILE if <$fh> == $$;
		3721	}
		3722
		3723	# a safer delete_package, copied from Symbol
		3724	sub clear_package($) {
		3725	my $pkg = shift;
		3726
		3727	# expand to full symbol table name if needed
		3728	unless ($pkg =~ /^main::.*::$/) {
		3729	$pkg = "main$pkg" if $pkg =~ /^::/;
		3730	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3731	$pkg .= '::' unless $pkg =~ /::$/;
		3732	}
		3733
		3734	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3735	my $stem_symtab = *{$stem}{HASH};
		3736
		3737	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3738	or return;
		3739
		3740	# clear all symbols
		3741	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3742	for my $name (keys %$leaf_symtab) {
		3743	_gv_clear *{"$pkg$name"};
		3744	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3745	}
		3746	warn "cleared package $pkg\n";#d#
3293	}	3747	}
3294		3748
3295	sub do_reload_perl() {	3749	sub do_reload_perl() {
3296	# can/must only be called in main	3750	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3751	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3752	warn "can only reload from main coroutine";
3299	return;	3753	return;
3300	}	3754	}
3301		3755
		3756	return if $RELOAD++;
		3757
		3758	my $t1 = EV::time;
		3759
		3760	while ($RELOAD) {
3302	warn "reloading...";	3761	warn "reloading...";
3303		3762
3304	warn "entering sync_job";	3763	warn "entering sync_job";
3305		3764
3306	cf::sync_job {	3765	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3767	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3768	cf::write_runtime_sync; # external watchdog should not bark
3310		3769
3311	warn "syncing database to disk";	3770	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3771	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3772
3314	# if anything goes wrong in here, we should simply crash as we already saved	3773	# if anything goes wrong in here, we should simply crash as we already saved
3315		3774
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3775	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3776	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3777	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();
3335
3336	warn "removing commands";
3337	%COMMAND = ();
3338
3339	warn "removing ext/exti commands";
3340	%EXTCMD = ();
3341	%EXTICMD = ();
3342
3343	warn "unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";
3346
3347	if (my $cb = $pkg->can ("unload")) {
3348	eval {
3349	$cb->($pkg);
3350	1
3351	} or warn "$pkg unloaded, but with errors: $@";
3352	}	3778	}
3353		3779
3354	warn "... nuking $pkg";	3780	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3781	$_->cancel for values %EXT_CORO;
3356	}	3782	%EXT_CORO = ();
3357		3783
3358	warn "unloading all perl modules loaded from $LIBDIR";	3784	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3785	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3786
		3787	warn "removing ext/exti commands";
		3788	%EXTCMD = ();
		3789	%EXTICMD = ();
		3790
		3791	warn "unloading/nuking all extensions";
		3792	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3793	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3794
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3795	if (my $cb = $pkg->can ("unload")) {
		3796	eval {
3369	$cb->();	3797	$cb->($pkg);
		3798	1
		3799	} or warn "$pkg unloaded, but with errors: $@";
		3800	}
		3801
		3802	warn "... clearing $pkg";
		3803	clear_package $pkg;
3370	}	3804	}
3371		3805
3372	Symbol::delete_package $k;	3806	warn "unloading all perl modules loaded from $LIBDIR";
		3807	while (my ($k, $v) = each %INC) {
		3808	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3809
		3810	warn "... unloading $k";
		3811	delete $INC{$k};
		3812
		3813	$k =~ s/\.pm$//;
		3814	$k =~ s/\//::/g;
		3815
		3816	if (my $cb = $k->can ("unload_module")) {
		3817	$cb->();
		3818	}
		3819
		3820	clear_package $k;
3373	}	3821	}
3374		3822
3375	warn "getting rid of safe::, as good as possible";	3823	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3824	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3825	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3826
3379	warn "unloading cf.pm \"a bit\"";	3827	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3828	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3829	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3382		3830
3383	# don't, removes xs symbols, too,	3831	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3832	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3833	#clear_package __PACKAGE__;
3386		3834
3387	warn "unload completed, starting to reload now";	3835	warn "unload completed, starting to reload now";
3388		3836
3389	warn "reloading cf.pm";	3837	warn "reloading cf.pm";
3390	require cf;	3838	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3839	cf::_connect_to_perl_1;
3392		3840
3393	warn "loading config and database again";	3841	warn "loading config and database again";
3394	cf::reload_config;	3842	cf::reload_config;
3395		3843
3396	warn "loading extensions";	3844	warn "loading extensions";
3397	cf::load_extensions;	3845	cf::load_extensions;
3398		3846
		3847	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	3848	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3849	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3850	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3851	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3852	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3853	reattach $_ for values %PLAYER;
		3854	}
3405		3855
		3856	warn "running post_init jobs";
		3857	(pop @POST_INIT)->(1) while @POST_INIT;
		3858
3406	warn "leaving sync_job";	3859	warn "leaving sync_job";
3407		3860
3408	1	3861	1
3409	} or do {	3862	} or do {
3410	warn $@;	3863	warn $@;
3411	warn "error while reloading, exiting.";	3864	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3865	};
3414		3866
3415	warn "reloaded";	3867	warn "reloaded";
		3868	--$RELOAD;
		3869	}
		3870
		3871	$t1 = EV::time - $t1;
		3872	warn "reload completed in ${t1}s\n";
3416	};	3873	};
3417		3874
3418	our $RELOAD_WATCHER; # used only during reload	3875	our $RELOAD_WATCHER; # used only during reload
3419		3876
3420	sub reload_perl() {	3877	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3878	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3879	# coro crashes during coro_state_free->destroy here.
3423		3880
3424	$RELOAD_WATCHER ||= Event->timer (	3881	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	3882	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	3883
3427	data => WF_AUTOCANCEL,	3884	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	3885	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3886	undef $RELOAD_WATCHER;
3431	},	3887	};
3432	);	3888	};
3433	}	3889	}
3434		3890
3435	register_command "reload" => sub {	3891	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3892	my ($who, $arg) = @_;
3437		3893
3438	if ($who->flag (FLAG_WIZ)) {	3894	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3895	$who->message ("reloading server.");
		3896	async {
		3897	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3898	reload_perl;
		3899	};
3441	}	3900	}
3442	};	3901	};
3443		3902
3444	unshift @INC, $LIBDIR;	3903	unshift @INC, $LIBDIR;
3445		3904
…		…
3447		3906
3448	our @WAIT_FOR_TICK;	3907	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3908	our @WAIT_FOR_TICK_BEGIN;
3450		3909
3451	sub wait_for_tick {	3910	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3911	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3454		3912
3455	my $signal = new Coro::Signal;	3913	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3914	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3915	$signal->wait;
3458	}	3916	}
3459		3917
3460	sub wait_for_tick_begin {	3918	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3919	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3463		3920
3464	my $signal = new Coro::Signal;	3921	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3922	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3923	$signal->wait;
3467	}	3924	}
3468		3925
3469	our $stat_fh;	3926	sub tick {
3470	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3471
3472	$TICK_WATCHER = Event->timer (
3473	reentrant => 0,
3474	parked => 1,
3475	prio => 0,
3476	at => $NEXT_TICK || $TICK,
3477	data => WF_AUTOCANCEL,
3478	cb => sub {
3479	if ($Coro::current != $Coro::main) {	3927	if ($Coro::current != $Coro::main) {
3480	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3928	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3481	unless ++$bug_warning > 10;	3929	unless ++$bug_warning > 10;
3482	return;	3930	return;
3483	}	3931	}
3484		3932
3485	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3486
3487	$NOW = $tick_start = Event::time;
3488
3489	cf::server_tick; # one server iteration	3933	cf::server_tick; # one server iteration
3490		3934
3491	$RUNTIME += $TICK;	3935	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3492	$NEXT_TICK += $TICK;
3493		3936
3494	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3937	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3495	$NEXT_RUNTIME_WRITE = $NOW + 10;	3938	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3496	Coro::async_pool {	3939	Coro::async_pool {
		3940	$Coro::current->{desc} = "runtime saver";
3497	write_runtime	3941	write_runtime_sync
3498	or warn "ERROR: unable to write runtime file: $!";	3942	or warn "ERROR: unable to write runtime file: $!";
3499	};
3500	}	3943	};
		3944	}
3501		3945
3502	# my $AFTER = Event::time;
3503	# warn $AFTER - $NOW;#d#
3504
3505	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3946	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3506	$sig->send;	3947	$sig->send;
3507	}	3948	}
3508	while (my $sig = shift @WAIT_FOR_TICK) {	3949	while (my $sig = shift @WAIT_FOR_TICK) {
3509	$sig->send;	3950	$sig->send;
3510	}	3951	}
3511		3952
3512	$NOW = Event::time;	3953	$LOAD = ($NOW - $TICK_START) / $TICK;
3513
3514	# if we are delayed by four ticks or more, skip them all
3515	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3516
3517	$TICK_WATCHER->at ($NEXT_TICK);
3518	$TICK_WATCHER->start;
3519
3520	$LOAD = ($NOW - $tick_start) / $TICK;
3521	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3954	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3522		3955
3523	_post_tick;	3956	if (0) {
3524		3957	if ($NEXT_TICK) {
3525	# gather some statistics#d#	3958	my $jitter = $TICK_START - $NEXT_TICK;
3526	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3959	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3527	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3960	warn "jitter $JITTER\n";#d#
		3961	}
3528	},	3962	}
3529	);	3963	}
3530		3964
3531	{	3965	{
		3966	# configure BDB
		3967
3532	BDB::min_parallel 8;	3968	BDB::min_parallel 16;
3533	BDB::max_poll_time $TICK * 0.1;	3969	BDB::max_poll_reqs $TICK * 0.1;
3534	$BDB_POLL_WATCHER = Event->io (	3970	$AnyEvent::BDB::WATCHER->priority (1);
3535	reentrant => 0,
3536	fd => BDB::poll_fileno,
3537	poll => 'r',
3538	prio => 0,
3539	data => WF_AUTOCANCEL,
3540	cb => \&BDB::poll_cb,
3541	);
3542
3543	BDB::set_sync_prepare {
3544	my $status;
3545	my $current = $Coro::current;
3546	(
3547	sub {
3548	$status = $!;
3549	$current->ready; undef $current;
3550	},
3551	sub {
3552	Coro::schedule while defined $current;
3553	$! = $status;
3554	},
3555	)
3556	};
3557		3971
3558	unless ($DB_ENV) {	3972	unless ($DB_ENV) {
3559	$DB_ENV = BDB::db_env_create;	3973	$DB_ENV = BDB::db_env_create;
		3974	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3975	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3976	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3977	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3978	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3560		3979
3561	cf::sync_job {	3980	cf::sync_job {
3562	eval {	3981	eval {
3563	BDB::db_env_open	3982	BDB::db_env_open
3564	$DB_ENV,	3983	$DB_ENV,
…		…
3566	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3985	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3567	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3986	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3568	0666;	3987	0666;
3569		3988
3570	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3989	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3571
3572	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3573	| BDB::LOG_AUTOREMOVE, 1);
3574	$DB_ENV->set_lk_detect;
3575	};	3990	};
3576		3991
3577	cf::cleanup "db_env_open(db): $@" if $@;	3992	cf::cleanup "db_env_open(db): $@" if $@;
3578	};	3993	};
3579	}	3994	}
3580		3995
3581	$BDB_CHECKPOINT_WATCHER = Event->timer (	3996	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3582	after => 11,	3997	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3583	interval => 60,	3998	};
3584	hard => 1,	3999	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3585	prio => 0,
3586	data => WF_AUTOCANCEL,
3587	cb => sub {
3588	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4000	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3589	},
3590	);	4001	};
3591	$BDB_TRICKLE_WATCHER = Event->timer (	4002	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3592	after => 5,
3593	interval => 10,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4003	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3599	},
3600	);	4004	};
3601	}	4005	}
3602		4006
3603	{	4007	{
		4008	# configure IO::AIO
		4009
3604	IO::AIO::min_parallel 8;	4010	IO::AIO::min_parallel 8;
3605
3606	undef $Coro::AIO::WATCHER;
3607	IO::AIO::max_poll_time $TICK * 0.1;	4011	IO::AIO::max_poll_time $TICK * 0.1;
3608	$AIO_POLL_WATCHER = Event->io (	4012	undef $AnyEvent::AIO::WATCHER;
3609	reentrant => 0,
3610	data => WF_AUTOCANCEL,
3611	fd => IO::AIO::poll_fileno,
3612	poll => 'r',
3613	prio => 6,
3614	cb => \&IO::AIO::poll_cb,
3615	);
3616	}	4013	}
3617		4014
3618	my $_log_backtrace;	4015	my $_log_backtrace;
3619		4016
3620	sub _log_backtrace {	4017	sub _log_backtrace {
…		…
3623	$msg =~ s/\n//;	4020	$msg =~ s/\n//;
3624		4021
3625	# limit the # of concurrent backtraces	4022	# limit the # of concurrent backtraces
3626	if ($_log_backtrace < 2) {	4023	if ($_log_backtrace < 2) {
3627	++$_log_backtrace;	4024	++$_log_backtrace;
		4025	my $perl_bt = Carp::longmess $msg;
3628	async {	4026	async {
		4027	$Coro::current->{desc} = "abt $msg";
		4028
3629	my @bt = fork_call {	4029	my @bt = fork_call {
3630	@addr = map { sprintf "%x", $_ } @addr;	4030	@addr = map { sprintf "%x", $_ } @addr;
3631	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4031	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3632	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4032	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3633	or die "addr2line: $!";	4033	or die "addr2line: $!";
…		…
3641	}	4041	}
3642		4042
3643	@funcs	4043	@funcs
3644	};	4044	};
3645		4045
3646	LOG llevInfo, "[ABT] $msg\n";	4046	LOG llevInfo, "[ABT] $perl_bt\n";
		4047	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3647	LOG llevInfo, "[ABT] $_\n" for @bt;	4048	LOG llevInfo, "[ABT] $_\n" for @bt;
3648	--$_log_backtrace;	4049	--$_log_backtrace;
3649	};	4050	};
3650	} else {	4051	} else {
3651	LOG llevInfo, "[ABT] $msg\n";	4052	LOG llevInfo, "[ABT] $msg\n";
3652	LOG llevInfo, "[ABT] [suppressed]\n";	4053	LOG llevInfo, "[ABT] [suppressed]\n";
3653	}	4054	}
3654	}	4055	}
3655		4056
3656	# load additional modules	4057	# load additional modules
3657	use cf::pod;	4058	require "cf/$_.pm" for @EXTRA_MODULES;
		4059	cf::_connect_to_perl_2;
3658		4060
3659	END { cf::emergency_save }	4061	END { cf::emergency_save }
3660		4062
3661	1	4063	1
3662		4064

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