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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.405 by root, Mon Dec 17 08:03:22 2007 UTC vs.
Revision 1.532 by root, Thu Apr 29 07:32:34 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 EV 1.86;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.32 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		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;
23	use Coro::BDB;	51	use Coro::BDB 1.6;
24	use Coro::Storable;	52	use Coro::Storable;
25	use Coro::Util ();	53	use Coro::Util ();
26		54
27	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
28	use BDB ();	56	use BDB ();
29	use Data::Dumper;	57	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	58	use Fcntl;
32	use YAML::Syck ();	59	use YAML::XS ();
33	use IO::AIO 2.51 ();	60	use IO::AIO ();
34	use Time::HiRes;	61	use Time::HiRes;
35	use Compress::LZF;	62	use Compress::LZF;
36	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
37		66
38	# configure various modules to our taste	67	# configure various modules to our taste
39	#	68	#
40	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
41	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";
42	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
43		77
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	78	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
74	our %RESOURCE;	111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	127	our $DB_ENV;
88		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
89	our %CFG;	131	our %CFG;
90		132
91	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	134	our $RUNTIME;
93	our $NOW;	135	our $NOW;
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
176	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
177		242
178	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	245	that call.
181		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
182	=back	253	=back
183		254
184	=cut	255	=cut
185		256
186	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	264	my $msg = join "", @_;
189		265
190	$msg .= "\n"	266	$msg .= "\n"
191	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
192		268
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		270
195	LOG llevError, $msg;	271	LOG llevWarn, $msg;
196	};	272	};
197	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
198		287
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	298	for my $pkg (qw(
210	cf::global cf::attachable	299	cf::global cf::attachable
211	cf::object cf::object::player	300	cf::object cf::object::player
212	cf::client cf::player	301	cf::client cf::player
213	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
214	cf::map cf::party cf::region	304	cf::party cf::region
215	)) {	305	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	307	}
219		308
220	$EV::DIED = sub {	309	$EV::DIED = sub {
221	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
222	};	311	};
223		312
224	#############################################################################	313	#############################################################################
225		314
226	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		353
265	sub encode_json($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub decode_json($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
267		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
		370
268	=item cf::lock_wait $string	371	=item cf::lock_wait $string
269		372
270	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
271		374
272	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
273		376
274	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
277	returned.	380	returned.
278		381
279	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	383	deadlocked coro.
…		…
286		389
287	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
288		391
289	=cut	392	=cut
290		393
291	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		395
294	sub lock_wait($) {	396	sub lock_wait($) {
295	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	398	}
308		399
309	sub lock_acquire($) {	400	sub lock_acquire($) {
310	my ($key) = @_;	401	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	402	}
324		403
325	sub lock_active($) {	404	sub lock_active($) {
326	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	406	}
330		407
331	sub freeze_mainloop {	408	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
333		410
334	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;
336	};
337	$TICK_WATCHER->stop;
338	$guard
339	}	412	}
340		413
341	=item cf::periodic $interval, $cb	414	=item cf::periodic $interval, $cb
342		415
343	Like EV::periodic, but randomly selects a starting point so that the actions	416	Like EV::periodic, but randomly selects a starting point so that the actions
344	get spread over timer.	417	get spread over time.
345		418
346	=cut	419	=cut
347		420
348	sub periodic($$) {	421	sub periodic($$) {
349	my ($interval, $cb) = @_;	422	my ($interval, $cb) = @_;
…		…
366		439
367	=cut	440	=cut
368		441
369	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
370	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
371		445
372	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
373	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
374	$Coro::current->desc ("timeslot manager");	448	$Coro::current->desc ("timeslot manager");
375		449
376	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
377		452
378	while () {	453	while () {
379	next_job:	454	next_job:
		455
380	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
381	if ($avail > 0.01) {	457
382	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
383	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
384	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
385	$job->[2]->send;	462	$job->[2]->send;
386	Coro::cede;	463	Coro::cede;
387	goto next_job;	464	goto next_job;
388	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
389	}	467	}
390	}	468	}
391		469
392	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
393	# we do not use wait_for_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
394	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
395	$signal->wait;	473	$signal->wait;
396	} else {	474	} else {
		475	$busy = 0;
397	Coro::schedule;	476	Coro::schedule;
398	}	477	}
399	}	478	}
400	};	479	};
401		480
402	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
403	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
404		485
405	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
406	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
407		489
408	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
409	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
410	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
437		519
438	sub sync_job(&) {	520	sub sync_job(&) {
439	my ($job) = @_;	521	my ($job) = @_;
440		522
441	if ($Coro::current == $Coro::main) {	523	if ($Coro::current == $Coro::main) {
442	my $time = EV::time;	524	my $time = AE::time;
443		525
444	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
445	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
446		528
447	LOG llevError, Carp::longmess "sync job";#d#	529	LOG llevError, Carp::longmess "sync job";#d#
448		530
449	# TODO: use suspend/resume instead
450	# (but this is cancel-safe)
451	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
452		532
453	my $busy = 1;	533	my $busy = 1;
454	my @res;	534	my @res;
455		535
456	(async {	536	(async {
457	$Coro::current->desc ("sync job coro");	537	$Coro::current->desc ("sync job coro");
458	@res = eval { $job->() };	538	@res = eval { $job->() };
459	warn $@ if $@;	539	error $@ if $@;
460	undef $busy;	540	undef $busy;
461	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
462		542
463	while ($busy) {	543	while ($busy) {
464	if (Coro::nready) {	544	if (Coro::nready) {
…		…
466	} else {	546	} else {
467	EV::loop EV::LOOP_ONESHOT;	547	EV::loop EV::LOOP_ONESHOT;
468	}	548	}
469	}	549	}
470		550
471	$time = EV::time - $time;	551	my $time = AE::time - $time;
472		552
473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
477		554
478	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
479	} else {	556	} else {
480	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
481		558
…		…
523	reset_signals;	600	reset_signals;
524	&$cb	601	&$cb
525	}, @args;	602	}, @args;
526		603
527	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
		605	}
		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
528	}	643	}
529		644
530	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
531		646
532	Returns a single value from the environment database.	647	Returns a single value from the environment database.
…		…
640		755
641	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
642	my $data = $process->(\@data);	757	my $data = $process->(\@data);
643	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
644		759
645	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
646		761
647	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
648	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
649	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
650		765
…		…
660		775
661	=cut	776	=cut
662		777
663	sub datalog($@) {	778	sub datalog($@) {
664	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
665	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
666	}	781	}
667		782
668	=back	783	=back
669		784
670	=cut	785	=cut
671		786
672	#############################################################################	787	#############################################################################
673		788
674	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
675		790
676	Many objects in crossfire are so-called attachable objects. That means you can	791	Many objects in deliantra are so-called attachable objects. That means you can
677	attach callbacks/event handlers (a collection of which is called an "attachment")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
678	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
679		794
680	In the following description, CLASS can be any of C<global>, C<object>	795	In the following description, CLASS can be any of C<global>, C<object>
681	C<player>, C<client> or C<map> (i.e. the attachable objects in	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
731	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
732		847
733	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
734	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
735		850
736	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
737	that are attached at load/instantiate time, thus the need for a name.	852	that are attached at load/instantiate time, thus the need for a name.
738		853
739	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
740		855
741	=over 4	856	=over 4
…		…
865		980
866	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
867	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
868		983
869	} elsif (ref $type) {	984	} elsif (ref $type) {
870	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
871		986
872	} else {	987	} else {
873	shift @arg;	988	shift @arg;
874	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
875	}	990	}
876	}	991	}
877	}	992	}
878		993
879	sub _object_attach {	994	sub _object_attach {
…		…
889	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
890	}	1005	}
891		1006
892	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
893	} else {	1008	} else {
894	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
895	}	1010	}
896		1011
897	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
898	}	1013	}
899		1014
…		…
958		1073
959	for (@$callbacks) {	1074	for (@$callbacks) {
960	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
961		1076
962	if ($@) {	1077	if ($@) {
963	warn "$@";
964	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
965	override;	1079	override;
966	}	1080	}
967		1081
968	return 1 if $override;	1082	return 1 if $override;
969	}	1083	}
970		1084
971	0	1085	0
972	}	1086	}
973		1087
974	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
975		1089
976	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
977		1091
978	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
979		1093
…		…
1032		1146
1033	sub reattach {	1147	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
1035	my ($obj) = @_;	1149	my ($obj) = @_;
1036		1150
		1151	# no longer needed after getting rid of delete_package?
1037	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1038		1153
1039	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
1040		1155
1041	@$registry = ();	1156	@$registry = ();
1042		1157
…		…
1047	for (@$attach) {	1162	for (@$attach) {
1048	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
1049	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
1050	}	1165	}
1051	} else {	1166	} else {
1052	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
1053	}	1168	}
1054	}	1169	}
1055	}	1170	}
1056		1171
1057	cf::attachable->attach (	1172	cf::attachable->attach (
…		…
1084	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1085		1200
1086	sync_job {	1201	sync_job {
1087	if (length $$rdata) {	1202	if (length $$rdata) {
1088	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1089	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1090	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1091		1207
1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	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;
		1213	aio_fsync $fh;
		1214	}
1096	close $fh;	1215	aio_close $fh;
1097		1216
1098	if (@$objs) {	1217	if (@$objs) {
1099	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1100	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1103	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
1104	close $fh;	1226	aio_close $fh;
1105	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1106	}	1228	}
1107	} else {	1229	} else {
1108	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1109	}	1231	}
1110		1232
1111	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1112	} else {	1237	} else {
1113	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1114	}	1239	}
1115	} else {	1240	} else {
1116	aio_unlink $filename;	1241	aio_unlink $filename;
1117	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1118	}	1243	}
…		…
1142	my $st = eval { Coro::Storable::thaw $av };	1267	my $st = eval { Coro::Storable::thaw $av };
1143	$av = $st->{objs};	1268	$av = $st->{objs};
1144	}	1269	}
1145		1270
1146	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1147	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1148	$decname, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1149		1275
1150	($data, $av)	1276	($data, $av)
1151	}	1277	}
1152		1278
1153	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1209	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1210		1336
1211	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1212	}	1338	}
1213		1339
		1340	use File::Glob ();
		1341
1214	cf::player->attach (	1342	cf::player->attach (
1215	on_command => sub {	1343	on_unknown_command => sub {
1216	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1217		1345
1218	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1219	or return;	1347	or return;
1220		1348
…		…
1243		1371
1244	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1245	if $reply;	1373	if $reply;
1246		1374
1247	} else {	1375	} else {
1248	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1249	}	1377	}
1250		1378
1251	cf::override;	1379	cf::override;
1252	},	1380	},
1253	);	1381	);
1254		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1255	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1256	cf::sync_job {	1399	cf::sync_job {
1257	my %todo;	1400	my %todo;
1258		1401
1259	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1260	next unless -r $path;	1403	next unless -r $path;
…		…
1278		1421
1279	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281		1424
1282	$ext{source} =	1425	$ext{source} =
1283	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1284	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1285	. $source	1428	. $source
1286	. "\n};\n1";	1429	. "\n};\n1";
1287		1430
1288	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1289	}	1432	}
1290		1433
		1434	my $pass = 0;
1291	my %done;	1435	my %done;
1292	while (%todo) {	1436	while (%todo) {
1293	my $progress;	1437	my $progress;
1294		1438
		1439	++$pass;
		1440
		1441	ext:
1295	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1296	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1297	goto skip	1444	next ext
1298	unless exists $done{$_};	1445	unless exists $done{$_};
1299	}	1446	}
1300		1447
1301	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1302		1449
1303	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1304	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1305	: "$v->{base}: extension inactive.\n";
1306		1454
		1455	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1307	if (exists $v->{meta}{mandatory}) {	1456	if exists $v->{meta}{mandatory};
1308	warn $msg;	1457
1309	warn "mandatory extension failed to load, exiting.\n";	1458	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1310	exit 1;	1459	delete $todo{$k};
1311	}	1460	} else {
1312		1461	$done{$k} = delete $todo{$k};
1313	warn $msg;	1462	push @EXTS, $v->{pkg};
		1463	$progress = 1;
		1464
		1465	info "$v->{base}: extension inactive.\n"
		1466	unless $active;
1314	}	1467	}
1315
1316	$done{$k} = delete $todo{$k};
1317	push @EXTS, $v->{pkg};
1318	$progress = 1;
1319	}	1468	}
1320		1469
1321	skip:	1470	unless ($progress) {
1322	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1471	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1323	unless $progress;	1472
		1473	while (my ($k, $v) = each %todo) {
		1474	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1475	if exists $v->{meta}{mandatory};
		1476	}
		1477	}
1324	}	1478	}
1325	};	1479	};
1326	}	1480	}
1327		1481
1328	#############################################################################	1482	#############################################################################
1329		1483
1330	=back	1484	=back
1331		1485
1332	=head2 CORE EXTENSIONS	1486	=head2 CORE EXTENSIONS
1333		1487
1334	Functions and methods that extend core crossfire objects.	1488	Functions and methods that extend core deliantra objects.
1335		1489
1336	=cut	1490	=cut
1337		1491
1338	package cf::player;	1492	package cf::player;
1339		1493
…		…
1382		1536
1383	sub exists($) {	1537	sub exists($) {
1384	my ($login) = @_;	1538	my ($login) = @_;
1385		1539
1386	$cf::PLAYER{$login}	1540	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1541	or !aio_stat path $login
1388	}	1542	}
1389		1543
1390	sub find($) {	1544	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1545	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1546	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1558	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1559	or return;
1406		1560
1407	my $pl = cf::player::load_pl $f	1561	my $pl = cf::player::load_pl $f
1408	or return;	1562	or return;
		1563
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1564	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1565	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1566	$cf::PLAYER{$login} = $pl
1412	}	1567	}
1413	}	1568	}
1414	}	1569	}
1415		1570
		1571	cf::player->attach (
		1572	on_load => sub {
		1573	my ($pl, $path) = @_;
		1574
		1575	# restore slots saved in save, below
		1576	my $slots = delete $pl->{_slots};
		1577
		1578	$pl->ob->current_weapon ($slots->[0]);
		1579	$pl->combat_ob ($slots->[1]);
		1580	$pl->ranged_ob ($slots->[2]);
		1581	},
		1582	);
		1583
1416	sub save($) {	1584	sub save($) {
1417	my ($pl) = @_;	1585	my ($pl) = @_;
1418		1586
1419	return if $pl->{deny_save};	1587	return if $pl->{deny_save};
1420		1588
…		…
1423		1591
1424	return if $pl->{deny_save};	1592	return if $pl->{deny_save};
1425		1593
1426	aio_mkdir playerdir $pl, 0770;	1594	aio_mkdir playerdir $pl, 0770;
1427	$pl->{last_save} = $cf::RUNTIME;	1595	$pl->{last_save} = $cf::RUNTIME;
		1596
		1597	cf::get_slot 0.01;
		1598
		1599	# save slots, to be restored later
		1600	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1428		1601
1429	$pl->save_pl ($path);	1602	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1603	cf::cede_to_tick;
1431	}	1604	}
1432		1605
…		…
1464	my ($pl) = @_;	1637	my ($pl) = @_;
1465		1638
1466	my $name = $pl->ob->name;	1639	my $name = $pl->ob->name;
1467		1640
1468	$pl->{deny_save} = 1;	1641	$pl->{deny_save} = 1;
1469	$pl->password ("*"); # this should lock out the player until we nuked the dir	1642	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1470		1643
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1644	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1472	$pl->deactivate;	1645	$pl->deactivate;
		1646	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1647	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1474	$pl->ns->destroy if $pl->ns;	1648	$pl->ns->destroy if $pl->ns;
1475		1649
1476	my $path = playerdir $pl;	1650	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1651	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1516		1690
1517	for my $login (@$dirs) {	1691	for my $login (@$dirs) {
1518	my $path = path $login;	1692	my $path = path $login;
1519		1693
1520	# a .pst is a dead give-away for a valid player	1694	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1695	# if no pst file found, open and chekc for blocked users
		1696	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1697	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1698	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1699	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1700	}
1526		1701
…		…
1530		1705
1531	\@logins	1706	\@logins
1532	}	1707	}
1533		1708
1534	=item $player->maps	1709	=item $player->maps
		1710
		1711	=item cf::player::maps $login
1535		1712
1536	Returns an arrayref of map paths that are private for this	1713	Returns an arrayref of map paths that are private for this
1537	player. May block.	1714	player. May block.
1538		1715
1539	=cut	1716	=cut
…		…
1557	}	1734	}
1558		1735
1559	\@paths	1736	\@paths
1560	}	1737	}
1561		1738
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1739	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1740
1564	Expand crossfire pod fragments into protocol xml.	1741	Expand deliantra pod fragments into protocol xml.
1565
1566	=cut
1567
1568	use re 'eval';
1569
1570	my $group;
1571	my $interior; $interior = qr{
1572	# match a pod interior sequence sans C<< >>
1573	(?:
1574	\ (.*?)\ (?{ $group = $^N })
1575	| < (??{$interior}) >
1576	)
1577	}x;
1578
1579	sub expand_cfpod {
1580	my ($self, $pod) = @_;
1581
1582	my $xml;
1583
1584	while () {
1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586	$group = $1;
1587
1588	$group =~ s/&/&amp;/g;
1589	$group =~ s/</&lt;/g;
1590
1591	$xml .= $group;
1592	} elsif ($pod =~ m%\G
1593	([BCGHITU])
1594	<
1595	(?:
1596	([^<>]*) (?{ $group = $^N })
1597	| < $interior >
1598	)
1599	>
1600	%gcsx
1601	) {
1602	my ($code, $data) = ($1, $group);
1603
1604	if ($code eq "B") {
1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606	} elsif ($code eq "I") {
1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608	} elsif ($code eq "U") {
1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610	} elsif ($code eq "C") {
1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612	} elsif ($code eq "T") {
1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614	} elsif ($code eq "G") {
1615	my ($male, $female) = split /\|/, $data;
1616	$data = $self->gender ? $female : $male;
1617	$xml .= expand_cfpod ($self, $data);
1618	} elsif ($code eq "H") {
1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621	"")
1622	[$self->{hintmode}];
1623	} else {
1624	$xml .= "error processing '$code($data)' directive";
1625	}
1626	} else {
1627	if ($pod =~ /\G(.+)/) {
1628	warn "parse error while expanding $pod (at $1)";
1629	}
1630	last;
1631	}
1632	}
1633
1634	for ($xml) {
1635	# create single paragraphs (very hackish)
1636	s/(?<=\S)\n(?=\w)/ /g;
1637
1638	# compress some whitespace
1639	s/\s+\n/\n/g; # ws line-ends
1640	s/\n\n+/\n/g; # double lines
1641	s/^\n+//; # beginning lines
1642	s/\n+$//; # ending lines
1643	}
1644
1645	$xml
1646	}
1647
1648	no re 'eval';
1649
1650	sub hintmode {
1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1652	$_[0]{hintmode}
1653	}
1654		1742
1655	=item $player->ext_reply ($msgid, @msg)	1743	=item $player->ext_reply ($msgid, @msg)
1656		1744
1657	Sends an ext reply to the player.	1745	Sends an ext reply to the player.
1658		1746
…		…
1690		1778
1691	=cut	1779	=cut
1692		1780
1693	sub find_by_path($) {	1781	sub find_by_path($) {
1694	my ($path) = @_;	1782	my ($path) = @_;
		1783
		1784	$path =~ s/^~[^\/]*//; # skip ~login
1695		1785
1696	my ($match, $specificity);	1786	my ($match, $specificity);
1697		1787
1698	for my $region (list) {	1788	for my $region (list) {
1699	if ($region->{match} && $path =~ $region->{match}) {	1789	if ($region->{match} && $path =~ $region->{match}) {
…		…
1725	our $MAX_RESET = 3600;	1815	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	1816	our $DEFAULT_RESET = 3000;
1727		1817
1728	sub generate_random_map {	1818	sub generate_random_map {
1729	my ($self, $rmp) = @_;	1819	my ($self, $rmp) = @_;
		1820
		1821	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1822
1730	# mit "rum" bekleckern, nicht	1823	# mit "rum" bekleckern, nicht
1731	$self->_create_random_map (	1824	$self->_create_random_map (
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1735	$rmp->{exit_on_final_map},	1828	$rmp->{exit_on_final_map},
1736	$rmp->{xsize}, $rmp->{ysize},	1829	$rmp->{xsize}, $rmp->{ysize},
1737	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1738	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1760		1853
1761	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1762	}	1855	}
1763		1856
1764	# also paths starting with '/'	1857	# also paths starting with '/'
1765	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1766		1859
1767	sub thawer_merge {	1860	sub thawer_merge {
1768	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1769		1862
1770	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1856		1949
1857	# the temporary/swap location	1950	# the temporary/swap location
1858	sub save_path {	1951	sub save_path {
1859	my ($self) = @_;	1952	my ($self) = @_;
1860		1953
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1863	}	1956	}
1864		1957
1865	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1866	sub uniq_path {	1959	sub uniq_path {
1867	my ($self) = @_;	1960	my ($self) = @_;
1868		1961
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1871	}
1872
1873	# and all this just because we cannot iterate over
1874	# all maps in C++...
1875	sub change_all_map_light {
1876	my ($change) = @_;
1877
1878	$_->change_map_light ($change)
1879	for grep $_->outdoor, values %cf::MAP;
1880	}	1964	}
1881		1965
1882	sub decay_objects {	1966	sub decay_objects {
1883	my ($self) = @_;	1967	my ($self) = @_;
1884		1968
…		…
1968	sub find {	2052	sub find {
1969	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1970		2054
1971	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1972		2056
1973	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1975		2059
1976	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1977	my $guard1 = cf::lock_acquire "map_find:$path";
1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1979
1980	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1981	or return;	2062	or return;
1982		2063
1983	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1984		2065
…		…
1986	or return;	2067	or return;
1987		2068
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
1991	undef $guard1;	2073	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	2074	$map->reset;
1994	return find $path;	2075	return find $path;
1995	}	2076	}
1996		2077
1997	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1998	}	2079	}
1999	}	2080	}
2000		2081
2001	sub pre_load { }	2082	sub pre_load { }
2002	sub post_load { }	2083	#sub post_load { } # XS
2003		2084
2004	sub load {	2085	sub load {
2005	my ($self) = @_;	2086	my ($self) = @_;
2006		2087
2007	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2106	$f->skip_block;
2026	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
2027	or return;	2108	or return;
2028		2109
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
2030	if delete $self->{load_original};	2111	if delete $self->{load_original};
2031		2112
2032	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2114	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
2052	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
2053	$self->decay_objects;	2134	$self->decay_objects;
2054	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
2055	$self->update_buttons;	2136	$self->update_buttons;
2056	cf::cede_to_tick;	2137	cf::cede_to_tick;
2057	$self->set_darkness_map;
2058	cf::cede_to_tick;
2059	$self->activate;	2138	$self->activate;
2060	}	2139	}
2061		2140
2062	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
2064		2143
2065	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
2066	}	2145	}
2067		2146
2068	$self->post_load;	2147	$self->post_load;
2069	}	2148	}
2070		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
2071	sub customise_for {	2153	sub customise_for {
2072	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
2073		2155
2074	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
2075	if $self->per_player;	2157	if $self->per_player;
…		…
2091	or next;	2173	or next;
2092	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
2093	or next;	2175	or next;
2094	$neigh->load;	2176	$neigh->load;
2095		2177
		2178	# now find the diagonal neighbours
2096	push @neigh,	2179	push @neigh,
2097	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2098	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2099	}	2182	}
2100		2183
…		…
2128	my ($path, $origin, $load) = @_;	2211	my ($path, $origin, $load) = @_;
2129		2212
2130	$path = normalise $path, $origin && $origin->{path};	2213	$path = normalise $path, $origin && $origin->{path};
2131		2214
2132	if (my $map = $cf::MAP{$path}) {	2215	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2216	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2134	}	2217	}
2135		2218
2136	$MAP_PREFETCH{$path} |= $load;	2219	$MAP_PREFETCH{$path} |= $load;
2137		2220
2138	$MAP_PREFETCHER ||= cf::async {	2221	$MAP_PREFETCHER ||= cf::async {
…		…
2152	$MAP_PREFETCHER->prio (6);	2235	$MAP_PREFETCHER->prio (6);
2153		2236
2154	()	2237	()
2155	}	2238	}
2156		2239
		2240	# common code, used by both ->save and ->swapout
2157	sub save {	2241	sub _save {
2158	my ($self) = @_;	2242	my ($self) = @_;
2159
2160	my $lock = cf::lock_acquire "map_data:$self->{path}";
2161		2243
2162	$self->{last_save} = $cf::RUNTIME;	2244	$self->{last_save} = $cf::RUNTIME;
2163		2245
2164	return unless $self->dirty;	2246	return unless $self->dirty;
2165		2247
…		…
2174		2256
2175	cf::async {	2257	cf::async {
2176	$Coro::current->{desc} = "map player save";	2258	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2259	$_->contr->save for $self->players;
2178	};	2260	};
		2261
		2262	cf::get_slot 0.02;
2179		2263
2180	if ($uniq) {	2264	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2265	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2266	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2267	} else {
2184	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2185	}	2269	}
2186	}	2270	}
2187		2271
		2272	sub save {
		2273	my ($self) = @_;
		2274
		2275	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2276
		2277	$self->_save;
		2278	}
		2279
2188	sub swap_out {	2280	sub swap_out {
2189	my ($self) = @_;	2281	my ($self) = @_;
2190		2282
2191	# save first because save cedes
2192	$self->save;
2193
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2284
		2285	return if $self->in_memory != cf::MAP_ACTIVE;
		2286	return if $self->{deny_save};
2196	return if $self->players;	2287	return if $self->players;
2197	return if $self->in_memory != cf::MAP_IN_MEMORY;
2198	return if $self->{deny_save};
2199		2288
		2289	# first deactivate the map and "unlink" it from the core
		2290	$self->deactivate;
		2291	$_->clear_links_to ($self) for values %cf::MAP;
2200	$self->in_memory (cf::MAP_SWAPPED);	2292	$self->in_memory (cf::MAP_SWAPPED);
		2293
		2294	# then atomically save
		2295	$self->_save;
		2296
		2297	# then free the map
		2298	$self->clear;
		2299	}
		2300
		2301	sub reset_at {
		2302	my ($self) = @_;
		2303
		2304	# TODO: safety, remove and allow resettable per-player maps
		2305	return 1e99 if $self->{deny_reset};
		2306
		2307	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2308	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2309
		2310	$time + $to
		2311	}
		2312
		2313	sub should_reset {
		2314	my ($self) = @_;
		2315
		2316	$self->reset_at <= $cf::RUNTIME
		2317	}
		2318
		2319	sub reset {
		2320	my ($self) = @_;
		2321
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
		2324	return if $self->players;
		2325
		2326	cf::trace "resetting map ", $self->path, "\n";
		2327
		2328	$self->in_memory (cf::MAP_SWAPPED);
		2329
		2330	# need to save uniques path
		2331	unless ($self->{deny_save}) {
		2332	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2333
		2334	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2335	if $uniq;
		2336	}
		2337
		2338	delete $cf::MAP{$self->path};
2201		2339
2202	$self->deactivate;	2340	$self->deactivate;
2203	$_->clear_links_to ($self) for values %cf::MAP;	2341	$_->clear_links_to ($self) for values %cf::MAP;
2204	$self->clear;	2342	$self->clear;
2205	}
2206
2207	sub reset_at {
2208	my ($self) = @_;
2209
2210	# TODO: safety, remove and allow resettable per-player maps
2211	return 1e99 if $self->{deny_reset};
2212
2213	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2214	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2215
2216	$time + $to
2217	}
2218
2219	sub should_reset {
2220	my ($self) = @_;
2221
2222	$self->reset_at <= $cf::RUNTIME
2223	}
2224
2225	sub reset {
2226	my ($self) = @_;
2227
2228	my $lock = cf::lock_acquire "map_data:$self->{path}";
2229
2230	return if $self->players;
2231
2232	warn "resetting map ", $self->path;
2233
2234	$self->in_memory (cf::MAP_SWAPPED);
2235
2236	# need to save uniques path
2237	unless ($self->{deny_save}) {
2238	my $uniq = $self->uniq_path; utf8::encode $uniq;
2239
2240	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2241	if $uniq;
2242	}
2243
2244	delete $cf::MAP{$self->path};
2245
2246	$self->deactivate;
2247	$_->clear_links_to ($self) for values %cf::MAP;
2248	$self->clear;
2249		2343
2250	$self->unlink_save;	2344	$self->unlink_save;
2251	$self->destroy;	2345	$self->destroy;
2252	}	2346	}
2253		2347
…		…
2261		2355
2262	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2263		2357
2264	$self->unlink_save;	2358	$self->unlink_save;
2265		2359
2266	bless $self, "cf::map";	2360	bless $self, "cf::map::wrap";
2267	delete $self->{deny_reset};	2361	delete $self->{deny_reset};
2268	$self->{deny_save} = 1;	2362	$self->{deny_save} = 1;
2269	$self->reset_timeout (1);	2363	$self->reset_timeout (1);
2270	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2364	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2271		2365
…		…
2320		2414
2321	sub unique_maps() {	2415	sub unique_maps() {
2322	[	2416	[
2323	map {	2417	map {
2324	utf8::decode $_;	2418	utf8::decode $_;
2325	/\.map$/	2419	s/\.map$//; # TODO future compatibility hack
		2420	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2421	? ()
2326	? normalise $_	2422	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2423	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2424	]
2330	}	2425	}
2331		2426
2332	package cf;	2427	=item cf::map::static_maps
		2428
		2429	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2430	file in the shared directory excluding F</styles> and F</editor>). May
		2431	block.
		2432
		2433	=cut
		2434
		2435	sub static_maps() {
		2436	my @dirs = "";
		2437	my @maps;
		2438
		2439	while (@dirs) {
		2440	my $dir = shift @dirs;
		2441
		2442	next if $dir eq "/styles" || $dir eq "/editor";
		2443
		2444	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2445	or return;
		2446
		2447	for (@$files) {
		2448	s/\.map$// or next;
		2449	utf8::decode $_;
		2450	push @maps, "$dir/$_";
		2451	}
		2452
		2453	push @dirs, map "$dir/$_", @$dirs;
		2454	}
		2455
		2456	\@maps
		2457	}
2333		2458
2334	=back	2459	=back
2335		2460
2336	=head3 cf::object	2461	=head3 cf::object
2337		2462
…		…
2341		2466
2342	=over 4	2467	=over 4
2343		2468
2344	=item $ob->inv_recursive	2469	=item $ob->inv_recursive
2345		2470
2346	Returns the inventory of the object _and_ their inventories, recursively.	2471	Returns the inventory of the object I<and> their inventories, recursively,
		2472	but I<not> the object itself.
2347		2473
2348	=cut	2474	=cut
2349		2475
2350	sub inv_recursive_;	2476	sub inv_recursive_;
2351	sub inv_recursive_ {	2477	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2482	inv_recursive_ inv $_[0]
2357	}	2483	}
2358		2484
2359	=item $ref = $ob->ref	2485	=item $ref = $ob->ref
2360		2486
2361	creates and returns a persistent reference to an objetc that can be stored as a string.	2487	Creates and returns a persistent reference to an object that can be stored as a string.
2362		2488
2363	=item $ob = cf::object::deref ($refstring)	2489	=item $ob = cf::object::deref ($refstring)
2364		2490
2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2491	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366	even if the object actually exists. May block.	2492	even if the object actually exists. May block.
…		…
2398	can be C<undef>. Does the right thing when the player is currently in a	2524	can be C<undef>. Does the right thing when the player is currently in a
2399	dialogue with the given NPC character.	2525	dialogue with the given NPC character.
2400		2526
2401	=cut	2527	=cut
2402		2528
		2529	our $SAY_CHANNEL = {
		2530	id => "say",
		2531	title => "Map",
		2532	reply => "say ",
		2533	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2534	};
		2535
		2536	our $CHAT_CHANNEL = {
		2537	id => "chat",
		2538	title => "Chat",
		2539	reply => "chat ",
		2540	tooltip => "Player chat and shouts, global to the server.",
		2541	};
		2542
2403	# rough implementation of a future "reply" method that works	2543	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2544	# with dialog boxes.
2405	#TODO: the first argument must go, split into a $npc->reply_to ( method	2545	#TODO: the first argument must go, split into a $npc->reply_to ( method
2406	sub cf::object::player::reply($$$;$) {	2546	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2547	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2558	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2559	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2560
2421	} else {	2561	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2562	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2563	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2564	}
2425	}	2565	}
2426	}	2566	}
2427		2567
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2568	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2593
2454	=item $player_object->enter_link	2594	=item $player_object->enter_link
2455		2595
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2596	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2597
2458	The player should be reasonably safe there for short amounts of time. You	2598	The player should be reasonably safe there for short amounts of time (e.g.
2459	I<MUST> call C<leave_link> as soon as possible, though.	2599	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2600	though, as the player cannot control the character while it is on the link
		2601	map.
2460		2602
2461	Will never block.	2603	Will never block.
2462		2604
2463	=item $player_object->leave_link ($map, $x, $y)	2605	=item $player_object->leave_link ($map, $x, $y)
2464		2606
…		…
2484	sub cf::object::player::enter_link {	2626	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2627	my ($self) = @_;
2486		2628
2487	$self->deactivate_recursive;	2629	$self->deactivate_recursive;
2488		2630
		2631	++$self->{_link_recursion};
		2632
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2633	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2634
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2635	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2636	if $self->map && $self->map->{path} ne "{link}";
2493		2637
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2638	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2639	}
2496		2640
2497	sub cf::object::player::leave_link {	2641	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2642	my ($self, $map, $x, $y) = @_;
2499		2643
…		…
2516	($x, $y) = (-1, -1)	2660	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2661	unless (defined $x) && (defined $y);
2518		2662
2519	# use -1 or undef as default coordinates, not 0, 0	2663	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2664	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2665	if $x <= 0 && $y <= 0;
2522		2666
2523	$map->load;	2667	$map->load;
2524	$map->load_neighbours;	2668	$map->load_neighbours;
2525		2669
2526	return unless $self->contr->active;	2670	return unless $self->contr->active;
2527	$self->activate_recursive;
2528		2671
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2673	if ($self->enter_map ($map, $x, $y)) {
2531	}	2674	# entering was successful
		2675	delete $self->{_link_recursion};
		2676	# only activate afterwards, to support waiting in hooks
		2677	$self->activate_recursive;
		2678	}
2532		2679
		2680	}
		2681
2533	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2682	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2534		2683
2535	Moves the player to the given map-path and coordinates by first freezing	2684	Moves the player to the given map-path and coordinates by first freezing
2536	her, loading and preparing them map, calling the provided $check callback	2685	her, loading and preparing them map, calling the provided $check callback
2537	that has to return the map if sucecssful, and then unfreezes the player on	2686	that has to return the map if sucecssful, and then unfreezes the player on
2538	the new (success) or old (failed) map position. In either case, $done will	2687	the new (success) or old (failed) map position. In either case, $done will
2539	be called at the end of this process.	2688	be called at the end of this process.
2540		2689
		2690	Note that $check will be called with a potentially non-loaded map, so if
		2691	it needs a loaded map it has to call C<< ->load >>.
		2692
2541	=cut	2693	=cut
2542		2694
2543	our $GOTOGEN;	2695	our $GOTOGEN;
2544		2696
2545	sub cf::object::player::goto {	2697	sub cf::object::player::goto {
2546	my ($self, $path, $x, $y, $check, $done) = @_;	2698	my ($self, $path, $x, $y, $check, $done) = @_;
		2699
		2700	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2701	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2702	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2703	($path, $x, $y) = @$EMERGENCY_POSITION;
		2704	}
2547		2705
2548	# do generation counting so two concurrent goto's will be executed in-order	2706	# do generation counting so two concurrent goto's will be executed in-order
2549	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2707	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2550		2708
2551	$self->enter_link;	2709	$self->enter_link;
…		…
2575	my $map = eval {	2733	my $map = eval {
2576	my $map = defined $path ? cf::map::find $path : undef;	2734	my $map = defined $path ? cf::map::find $path : undef;
2577		2735
2578	if ($map) {	2736	if ($map) {
2579	$map = $map->customise_for ($self);	2737	$map = $map->customise_for ($self);
2580	$map = $check->($map) if $check && $map;	2738	$map = $check->($map, $x, $y, $self) if $check && $map;
2581	} else {	2739	} else {
2582	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2740	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2583	}	2741	}
2584		2742
2585	$map	2743	$map
…		…
2593	if ($gen == $self->{_goto_generation}) {	2751	if ($gen == $self->{_goto_generation}) {
2594	delete $self->{_goto_generation};	2752	delete $self->{_goto_generation};
2595	$self->leave_link ($map, $x, $y);	2753	$self->leave_link ($map, $x, $y);
2596	}	2754	}
2597		2755
2598	$done->() if $done;	2756	$done->($self) if $done;
2599	})->prio (1);	2757	})->prio (1);
2600	}	2758	}
2601		2759
2602	=item $player_object->enter_exit ($exit_object)	2760	=item $player_object->enter_exit ($exit_object)
2603		2761
…		…
2623	}	2781	}
2624		2782
2625	sub prepare_random_map {	2783	sub prepare_random_map {
2626	my ($exit) = @_;	2784	my ($exit) = @_;
2627		2785
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2786	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2787	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2788	# that depends on the exit object
2633		2789
2634	my $rmp = parse_random_map_params $exit->msg;	2790	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2792	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2793	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2794	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2795	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2796	$rmp->{origin_y} = $exit->y;
		2797
		2798	$exit->map->touch;
2641	}	2799	}
2642		2800
2643	$rmp->{random_seed} ||= $exit->random_seed;	2801	$rmp->{random_seed} ||= $exit->random_seed;
2644		2802
2645	my $data = cf::encode_json $rmp;	2803	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2804	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2805	my $meta = "$RANDOMDIR/$md5.meta";
2648		2806
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2807	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2808	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2809	undef $fh;
2652	aio_rename "$meta~", $meta;	2810	aio_rename "$meta~", $meta;
2653		2811
		2812	my $slaying = "?random/$md5";
		2813
		2814	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2815	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2816	$exit->msg (undef);
		2817	}
2656	}	2818	}
2657	}	2819	}
2658		2820
2659	sub cf::object::player::enter_exit {	2821	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2822	my ($self, $exit) = @_;
2661		2823
2662	return unless $self->type == cf::PLAYER;	2824	return unless $self->type == cf::PLAYER;
2663		2825
2664	if ($exit->slaying eq "/!") {
2665	#TODO: this should de-fi-ni-te-ly not be a sync-job
2666	# the problem is that $exit might not survive long enough
2667	# so it needs to be done right now, right here
2668	cf::sync_job { prepare_random_map $exit };
2669	}
2670
2671	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2672	my $hp = $exit->stats->hp;
2673	my $sp = $exit->stats->sp;
2674
2675	$self->enter_link;	2826	$self->enter_link;
2676		2827
2677	# if exit is damned, update players death & WoR home-position
2678	$self->contr->savebed ($slaying, $hp, $sp)
2679	if $exit->flag (FLAG_DAMNED);
2680
2681	(async {	2828	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2829	$Coro::current->{desc} = "enter_exit";
2683		2830
2684	$self->deactivate_recursive; # just to be sure
2685	unless (eval {	2831	unless (eval {
		2832	$self->deactivate_recursive; # just to be sure
		2833
		2834	# random map handling
		2835	{
		2836	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2837
		2838	prepare_random_map $exit
		2839	if $exit->slaying eq "/!";
		2840	}
		2841
		2842	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2843	my $x = $exit->stats->hp;
		2844	my $y = $exit->stats->sp;
		2845
2686	$self->goto ($slaying, $hp, $sp);	2846	$self->goto ($map, $x, $y);
2687		2847
		2848	# if exit is damned, update players death & WoR home-position
		2849	$self->contr->savebed ($map, $x, $y)
		2850	if $exit->flag (cf::FLAG_DAMNED);
		2851
2688	1;	2852	1
2689	}) {	2853	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	2854	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "I'll try to bring you back to the map you were before. "	2855	. "I'll try to bring you back to the map you were before. "
2692	. "Please report this to the dungeon master!",	2856	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	2857	cf::NDI_UNIQUE | cf::NDI_RED);
2694		2858
2695	warn "ERROR in enter_exit: $@";	2859	error "ERROR in enter_exit: $@";
2696	$self->leave_link;	2860	$self->leave_link;
2697	}	2861	}
2698	})->prio (1);	2862	})->prio (1);
2699	}	2863	}
2700		2864
…		…
2712	sub cf::client::send_drawinfo {	2876	sub cf::client::send_drawinfo {
2713	my ($self, $text, $flags) = @_;	2877	my ($self, $text, $flags) = @_;
2714		2878
2715	utf8::encode $text;	2879	utf8::encode $text;
2716	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2880	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2881	}
		2882
		2883	=item $client->send_big_packet ($pkt)
		2884
		2885	Like C<send_packet>, but tries to compress large packets, and fragments
		2886	them as required.
		2887
		2888	=cut
		2889
		2890	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2891
		2892	sub cf::client::send_big_packet {
		2893	my ($self, $pkt) = @_;
		2894
		2895	# try lzf for large packets
		2896	$pkt = "lzf " . Compress::LZF::compress $pkt
		2897	if 1024 <= length $pkt and $self->{can_lzf};
		2898
		2899	# split very large packets
		2900	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2901	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2902	$pkt = "frag";
		2903	}
		2904
		2905	$self->send_packet ($pkt);
2717	}	2906	}
2718		2907
2719	=item $client->send_msg ($channel, $msg, $color, [extra...])	2908	=item $client->send_msg ($channel, $msg, $color, [extra...])
2720		2909
2721	Send a drawinfo or msg packet to the client, formatting the msg for the	2910	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2725		2914
2726	=cut	2915	=cut
2727		2916
2728	# non-persistent channels (usually the info channel)	2917	# non-persistent channels (usually the info channel)
2729	our %CHANNEL = (	2918	our %CHANNEL = (
		2919	"c/motd" => {
		2920	id => "infobox",
		2921	title => "MOTD",
		2922	reply => undef,
		2923	tooltip => "The message of the day",
		2924	},
2730	"c/identify" => {	2925	"c/identify" => {
2731	id => "infobox",	2926	id => "infobox",
2732	title => "Identify",	2927	title => "Identify",
2733	reply => undef,	2928	reply => undef,
2734	tooltip => "Items recently identified",	2929	tooltip => "Items recently identified",
…		…
2736	"c/examine" => {	2931	"c/examine" => {
2737	id => "infobox",	2932	id => "infobox",
2738	title => "Examine",	2933	title => "Examine",
2739	reply => undef,	2934	reply => undef,
2740	tooltip => "Signs and other items you examined",	2935	tooltip => "Signs and other items you examined",
		2936	},
		2937	"c/shopinfo" => {
		2938	id => "infobox",
		2939	title => "Shop Info",
		2940	reply => undef,
		2941	tooltip => "What your bargaining skill tells you about the shop",
2741	},	2942	},
2742	"c/book" => {	2943	"c/book" => {
2743	id => "infobox",	2944	id => "infobox",
2744	title => "Book",	2945	title => "Book",
2745	reply => undef,	2946	reply => undef,
…		…
2761	id => "infobox",	2962	id => "infobox",
2762	title => "Body Parts",	2963	title => "Body Parts",
2763	reply => undef,	2964	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	2965	tooltip => "Shows which body parts you posess and are available",
2765	},	2966	},
		2967	"c/statistics" => {
		2968	id => "infobox",
		2969	title => "Statistics",
		2970	reply => undef,
		2971	tooltip => "Shows your primary statistics",
		2972	},
		2973	"c/skills" => {
		2974	id => "infobox",
		2975	title => "Skills",
		2976	reply => undef,
		2977	tooltip => "Shows your experience per skill and item power",
		2978	},
		2979	"c/shopitems" => {
		2980	id => "infobox",
		2981	title => "Shop Items",
		2982	reply => undef,
		2983	tooltip => "Shows the items currently for sale in this shop",
		2984	},
		2985	"c/resistances" => {
		2986	id => "infobox",
		2987	title => "Resistances",
		2988	reply => undef,
		2989	tooltip => "Shows your resistances",
		2990	},
		2991	"c/pets" => {
		2992	id => "infobox",
		2993	title => "Pets",
		2994	reply => undef,
		2995	tooltip => "Shows information abotu your pets/a specific pet",
		2996	},
		2997	"c/perceiveself" => {
		2998	id => "infobox",
		2999	title => "Perceive Self",
		3000	reply => undef,
		3001	tooltip => "You gained detailed knowledge about yourself",
		3002	},
2766	"c/uptime" => {	3003	"c/uptime" => {
2767	id => "infobox",	3004	id => "infobox",
2768	title => "Uptime",	3005	title => "Uptime",
2769	reply => undef,	3006	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	3007	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	3010	id => "infobox",
2774	title => "Map Info",	3011	title => "Map Info",
2775	reply => undef,	3012	reply => undef,
2776	tooltip => "Information related to the maps",	3013	tooltip => "Information related to the maps",
2777	},	3014	},
		3015	"c/party" => {
		3016	id => "party",
		3017	title => "Party",
		3018	reply => "gsay ",
		3019	tooltip => "Messages and chat related to your party",
		3020	},
		3021	"c/death" => {
		3022	id => "death",
		3023	title => "Death",
		3024	reply => undef,
		3025	tooltip => "Reason for and more info about your most recent death",
		3026	},
		3027	"c/say" => $SAY_CHANNEL,
		3028	"c/chat" => $CHAT_CHANNEL,
2778	);	3029	);
2779		3030
2780	sub cf::client::send_msg {	3031	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	3032	my ($self, $channel, $msg, $color, @extra) = @_;
2782		3033
2783	$msg = $self->pl->expand_cfpod ($msg);	3034	$msg = $self->pl->expand_cfpod ($msg)
		3035	unless $color & cf::NDI_VERBATIM;
2784		3036
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	3037	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		3038
2787	# check predefined channels, for the benefit of C	3039	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	3040	if ($CHANNEL{$channel}) {
2789	$channel = $CHANNEL{$channel};	3041	$channel = $CHANNEL{$channel};
2790		3042
2791	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2792	if $self->can_msg;
2793
2794	$channel = $channel->{id};	3044	$channel = $channel->{id};
2795		3045
2796	} elsif (ref $channel) {	3046	} elsif (ref $channel) {
2797	# send meta info to client, if not yet sent	3047	# send meta info to client, if not yet sent
2798	unless (exists $self->{channel}{$channel->{id}}) {	3048	unless (exists $self->{channel}{$channel->{id}}) {
2799	$self->{channel}{$channel->{id}} = $channel;	3049	$self->{channel}{$channel->{id}} = $channel;
2800	$self->ext_msg (channel_info => $channel)	3050	$self->ext_msg (channel_info => $channel);
2801	if $self->can_msg;
2802	}	3051	}
2803		3052
2804	$channel = $channel->{id};	3053	$channel = $channel->{id};
2805	}	3054	}
2806		3055
2807	return unless @extra || length $msg;	3056	return unless @extra || length $msg;
2808		3057
2809	if ($self->can_msg) {
2810	# default colour, mask it out	3058	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3059	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	3060	if $color & cf::NDI_DEF;
2813		3061
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	3062	my $pkt = "msg "
		3063	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3064	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2816	} else {	3065	);
2817	if ($color >= 0) {
2818	# replace some tags by gcfclient-compatible ones
2819	for ($msg) {
2820	1 while
2821	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2822	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2823	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2824	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2825	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2826	}
2827		3066
2828	$color &= cf::NDI_COLOR_MASK;	3067	$self->send_big_packet ($pkt);
2829
2830	utf8::encode $msg;
2831
2832	if (0 && $msg =~ /\[/) {
2833	# COMMAND/INFO
2834	$self->send_packet ("drawextinfo $color 10 8 $msg")
2835	} else {
2836	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2837	$self->send_packet ("drawinfo $color $msg")
2838	}
2839	}
2840	}
2841	}	3068	}
2842		3069
2843	=item $client->ext_msg ($type, @msg)	3070	=item $client->ext_msg ($type, @msg)
2844		3071
2845	Sends an ext event to the client.	3072	Sends an ext event to the client.
…		…
2848		3075
2849	sub cf::client::ext_msg($$@) {	3076	sub cf::client::ext_msg($$@) {
2850	my ($self, $type, @msg) = @_;	3077	my ($self, $type, @msg) = @_;
2851		3078
2852	if ($self->extcmd == 2) {	3079	if ($self->extcmd == 2) {
2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3080	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2854	} elsif ($self->extcmd == 1) { # TODO: remove	3081	} elsif ($self->extcmd == 1) { # TODO: remove
2855	push @msg, msgtype => "event_$type";	3082	push @msg, msgtype => "event_$type";
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3084	}
2858	}	3085	}
2859		3086
2860	=item $client->ext_reply ($msgid, @msg)	3087	=item $client->ext_reply ($msgid, @msg)
2861		3088
…		…
2865		3092
2866	sub cf::client::ext_reply($$@) {	3093	sub cf::client::ext_reply($$@) {
2867	my ($self, $id, @msg) = @_;	3094	my ($self, $id, @msg) = @_;
2868		3095
2869	if ($self->extcmd == 2) {	3096	if ($self->extcmd == 2) {
2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3097	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2871	} elsif ($self->extcmd == 1) {	3098	} elsif ($self->extcmd == 1) {
2872	#TODO: version 1, remove	3099	#TODO: version 1, remove
2873	unshift @msg, msgtype => "reply", msgid => $id;	3100	unshift @msg, msgtype => "reply", msgid => $id;
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2875	}	3102	}
2876	}	3103	}
2877		3104
2878	=item $success = $client->query ($flags, "text", \&cb)	3105	=item $success = $client->query ($flags, "text", \&cb)
2879		3106
…		…
2950		3177
2951	$ns->ext_reply ($reply, @reply)	3178	$ns->ext_reply ($reply, @reply)
2952	if $reply;	3179	if $reply;
2953		3180
2954	} else {	3181	} else {
2955	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3182	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2956	}	3183	}
2957		3184
2958	cf::override;	3185	cf::override;
2959	},	3186	},
2960	);	3187	);
…		…
2980		3207
2981	$coro	3208	$coro
2982	}	3209	}
2983		3210
2984	cf::client->attach (	3211	cf::client->attach (
2985	on_destroy => sub {	3212	on_client_destroy => sub {
2986	my ($ns) = @_;	3213	my ($ns) = @_;
2987		3214
2988	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3215	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2989	},	3216	},
2990	);	3217	);
…		…
3006	our $safe_hole = new Safe::Hole;	3233	our $safe_hole = new Safe::Hole;
3007		3234
3008	$SIG{FPE} = 'IGNORE';	3235	$SIG{FPE} = 'IGNORE';
3009		3236
3010	$safe->permit_only (Opcode::opset qw(	3237	$safe->permit_only (Opcode::opset qw(
3011	:base_core :base_mem :base_orig :base_math	3238	:base_core :base_mem :base_orig :base_math :base_loop
3012	grepstart grepwhile mapstart mapwhile	3239	grepstart grepwhile mapstart mapwhile
3013	sort time	3240	sort time
3014	));	3241	));
3015		3242
3016	# here we export the classes and methods available to script code	3243	# here we export the classes and methods available to script code
…		…
3019		3246
3020	The following functions and methods are available within a safe environment:	3247	The following functions and methods are available within a safe environment:
3021		3248
3022	cf::object	3249	cf::object
3023	contr pay_amount pay_player map x y force_find force_add destroy	3250	contr pay_amount pay_player map x y force_find force_add destroy
3024	insert remove name archname title slaying race decrease_ob_nr	3251	insert remove name archname title slaying race decrease split
		3252	value
3025		3253
3026	cf::object::player	3254	cf::object::player
3027	player	3255	player
3028		3256
3029	cf::player	3257	cf::player
…		…
3034		3262
3035	=cut	3263	=cut
3036		3264
3037	for (	3265	for (
3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3266	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039	insert remove inv name archname title slaying race	3267	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3268	decrease split destroy change_exp value msg lore send_msg)],
3041	["cf::object::player" => qw(player)],	3269	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3270	["cf::player" => qw(peaceful send_msg)],
3043	["cf::map" => qw(trigger)],	3271	["cf::map" => qw(trigger)],
3044	) {	3272	) {
3045	no strict 'refs';	3273	no strict 'refs';
3046	my ($pkg, @funs) = @$_;	3274	my ($pkg, @funs) = @$_;
3047	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3275	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3065		3293
3066	my $qcode = $code;	3294	my $qcode = $code;
3067	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3295	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3068	$qcode =~ s/\n/\\n/g;	3296	$qcode =~ s/\n/\\n/g;
3069		3297
		3298	%vars = (_dummy => 0) unless %vars;
		3299
		3300	my @res;
3070	local $_;	3301	local $_;
3071	local @safe::cf::_safe_eval_args = values %vars;
3072		3302
3073	my $eval =	3303	my $eval =
3074	"do {\n"	3304	"do {\n"
3075	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3305	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3076	. "#line 0 \"{$qcode}\"\n"	3306	. "#line 0 \"{$qcode}\"\n"
3077	. $code	3307	. $code
3078	. "\n}"	3308	. "\n}"
3079	;	3309	;
3080		3310
		3311	if ($CFG{safe_eval}) {
3081	sub_generation_inc;	3312	sub_generation_inc;
		3313	local @safe::cf::_safe_eval_args = values %vars;
3082	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3314	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3083	sub_generation_inc;	3315	sub_generation_inc;
		3316	} else {
		3317	local @cf::_safe_eval_args = values %vars;
		3318	@res = wantarray ? eval eval : scalar eval $eval;
		3319	}
3084		3320
3085	if ($@) {	3321	if ($@) {
3086	warn "$@";	3322	warn "$@",
3087	warn "while executing safe code '$code'\n";	3323	"while executing safe code '$code'\n",
3088	warn "with arguments " . (join " ", %vars) . "\n";	3324	"with arguments " . (join " ", %vars) . "\n";
3089	}	3325	}
3090		3326
3091	wantarray ? @res : $res[0]	3327	wantarray ? @res : $res[0]
3092	}	3328	}
3093		3329
…		…
3107	=cut	3343	=cut
3108		3344
3109	sub register_script_function {	3345	sub register_script_function {
3110	my ($fun, $cb) = @_;	3346	my ($fun, $cb) = @_;
3111		3347
3112	no strict 'refs';	3348	$fun = "safe::$fun" if $CFG{safe_eval};
3113	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3349	*$fun = $safe_hole->wrap ($cb);
3114	}	3350	}
3115		3351
3116	=back	3352	=back
3117		3353
3118	=cut	3354	=cut
…		…
3127	# for this (global event?)	3363	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3364	%ext::player_env::MUSIC_FACE_CACHE = ();
3129		3365
3130	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3366	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3131		3367
3132	warn "loading facedata from $path\n";	3368	trace "loading facedata from $path\n";
3133		3369
3134	my $facedata;	3370	my $facedata;
3135	0 < aio_load $path, $facedata	3371	0 < aio_load $path, $facedata
3136	or die "$path: $!";	3372	or die "$path: $!";
3137		3373
…		…
3139		3375
3140	$facedata->{version} == 2	3376	$facedata->{version} == 2
3141	or cf::cleanup "$path: version mismatch, cannot proceed.";	3377	or cf::cleanup "$path: version mismatch, cannot proceed.";
3142		3378
3143	# patch in the exptable	3379	# patch in the exptable
		3380	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3144	$facedata->{resource}{"res/exp_table"} = {	3381	$facedata->{resource}{"res/exp_table"} = {
3145	type => FT_RSRC,	3382	type => FT_RSRC,
3146	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3383	data => $exp_table,
		3384	hash => (Digest::MD5::md5 $exp_table),
3147	};	3385	};
3148	cf::cede_to_tick;	3386	cf::cede_to_tick;
3149		3387
3150	{	3388	{
3151	my $faces = $facedata->{faceinfo};	3389	my $faces = $facedata->{faceinfo};
…		…
3153	while (my ($face, $info) = each %$faces) {	3391	while (my ($face, $info) = each %$faces) {
3154	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3392	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3155		3393
3156	cf::face::set_visibility $idx, $info->{visibility};	3394	cf::face::set_visibility $idx, $info->{visibility};
3157	cf::face::set_magicmap $idx, $info->{magicmap};	3395	cf::face::set_magicmap $idx, $info->{magicmap};
3158	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3396	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3159	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3397	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3160		3398
3161	cf::cede_to_tick;	3399	cf::cede_to_tick;
3162	}	3400	}
3163		3401
3164	while (my ($face, $info) = each %$faces) {	3402	while (my ($face, $info) = each %$faces) {
…		…
3169		3407
3170	if (my $smooth = cf::face::find $info->{smooth}) {	3408	if (my $smooth = cf::face::find $info->{smooth}) {
3171	cf::face::set_smooth $idx, $smooth;	3409	cf::face::set_smooth $idx, $smooth;
3172	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3410	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3173	} else {	3411	} else {
3174	warn "smooth face '$info->{smooth}' not found for face '$face'";	3412	error "smooth face '$info->{smooth}' not found for face '$face'";
3175	}	3413	}
3176		3414
3177	cf::cede_to_tick;	3415	cf::cede_to_tick;
3178	}	3416	}
3179	}	3417	}
…		…
3188		3426
3189	cf::anim::invalidate_all; # d'oh	3427	cf::anim::invalidate_all; # d'oh
3190	}	3428	}
3191		3429
3192	{	3430	{
3193	# TODO: for gcfclient pleasure, we should give resources
3194	# that gcfclient doesn't grok a >10000 face index.
3195	my $res = $facedata->{resource};	3431	my $res = $facedata->{resource};
3196		3432
3197	while (my ($name, $info) = each %$res) {	3433	while (my ($name, $info) = each %$res) {
3198	if (defined $info->{type}) {	3434	if (defined $info->{type}) {
3199	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3435	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3200	my $data;
3201		3436
3202	if ($info->{type} & 1) {	3437	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3203	# prepend meta info
3204
3205	my $meta = $enc->encode ({
3206	name => $name,
3207	%{ $info->{meta} || {} },
3208	});
3209
3210	$data = pack "(w/a*)*", $meta, $info->{data};
3211	} else {
3212	$data = $info->{data};
3213	}
3214
3215	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3216	cf::face::set_type $idx, $info->{type};	3438	cf::face::set_type $idx, $info->{type};
3217	} else {	3439	} else {
3218	$RESOURCE{$name} = $info;	3440	$RESOURCE{$name} = $info; # unused
3219	}	3441	}
3220		3442
3221	cf::cede_to_tick;	3443	cf::cede_to_tick;
3222	}	3444	}
3223
3224	if (my $soundconf = delete $res->{"res/sound.conf"}) {
3225	$soundconf = $enc->decode (delete $soundconf->{data});
3226
3227	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3228	my $sound = $soundconf->{compat}[$_]
3229	or next;
3230
3231	my $face = cf::face::find "sound/$sound->[1]";
3232	cf::sound::set $sound->[0] => $face;
3233	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3234	}
3235
3236	while (my ($k, $v) = each %{$soundconf->{event}}) {
3237	my $face = cf::face::find "sound/$v";
3238	cf::sound::set $k => $face;
3239	}
3240	}
3241	}	3445	}
		3446
		3447	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3242		3448
3243	1	3449	1
3244	}	3450	}
3245		3451
3246	register_exticmd fx_want => sub {	3452	register_exticmd fx_want => sub {
…		…
3248		3454
3249	while (my ($k, $v) = each %$want) {	3455	while (my ($k, $v) = each %$want) {
3250	$ns->fx_want ($k, $v);	3456	$ns->fx_want ($k, $v);
3251	}	3457	}
3252	};	3458	};
		3459
		3460	sub load_resource_file($) {
		3461	my $guard = lock_acquire "load_resource_file";
		3462
		3463	my $status = load_resource_file_ $_[0];
		3464	get_slot 0.1, 100;
		3465	cf::arch::commit_load;
		3466
		3467	$status
		3468	}
3253		3469
3254	sub reload_regions {	3470	sub reload_regions {
3255	# HACK to clear player env face cache, we need some signal framework	3471	# HACK to clear player env face cache, we need some signal framework
3256	# for this (global event?)	3472	# for this (global event?)
3257	%ext::player_env::MUSIC_FACE_CACHE = ();	3473	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3271	}	3487	}
3272		3488
3273	sub reload_archetypes {	3489	sub reload_archetypes {
3274	load_resource_file "$DATADIR/archetypes"	3490	load_resource_file "$DATADIR/archetypes"
3275	or die "unable to load archetypes\n";	3491	or die "unable to load archetypes\n";
3276	#d# NEED to laod twice to resolve forward references
3277	# this really needs to be done in an extra post-pass
3278	# (which needs to be synchronous, so solve it differently)
3279	load_resource_file "$DATADIR/archetypes"
3280	or die "unable to load archetypes\n";
3281	}	3492	}
3282		3493
3283	sub reload_treasures {	3494	sub reload_treasures {
3284	load_resource_file "$DATADIR/treasures"	3495	load_resource_file "$DATADIR/treasures"
3285	or die "unable to load treasurelists\n";	3496	or die "unable to load treasurelists\n";
3286	}	3497	}
3287		3498
		3499	sub reload_sound {
		3500	trace "loading sound config from $DATADIR/sound\n";
		3501
		3502	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3503	or die "$DATADIR/sound $!";
		3504
		3505	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3506
		3507	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3508	my $sound = $soundconf->{compat}[$_]
		3509	or next;
		3510
		3511	my $face = cf::face::find "sound/$sound->[1]";
		3512	cf::sound::set $sound->[0] => $face;
		3513	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3514	}
		3515
		3516	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3517	my $face = cf::face::find "sound/$v";
		3518	cf::sound::set $k => $face;
		3519	}
		3520	}
		3521
3288	sub reload_resources {	3522	sub reload_resources {
3289	warn "reloading resource files...\n";	3523	trace "reloading resource files...\n";
3290		3524
		3525	reload_facedata;
		3526	reload_sound;
		3527	reload_archetypes;
3291	reload_regions;	3528	reload_regions;
3292	reload_facedata;
3293	#reload_archetypes;#d#
3294	reload_archetypes;
3295	reload_treasures;	3529	reload_treasures;
3296		3530
3297	warn "finished reloading resource files\n";	3531	trace "finished reloading resource files\n";
3298	}
3299
3300	sub init {
3301	reload_resources;
3302	}	3532	}
3303		3533
3304	sub reload_config {	3534	sub reload_config {
		3535	trace "reloading config file...\n";
		3536
3305	open my $fh, "<:utf8", "$CONFDIR/config"	3537	open my $fh, "<:utf8", "$CONFDIR/config"
3306	or return;	3538	or return;
3307		3539
3308	local $/;	3540	local $/;
3309	*CFG = YAML::Syck::Load <$fh>;	3541	*CFG = YAML::XS::Load scalar <$fh>;
3310		3542
3311	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3543	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3312		3544
3313	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3545	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3314	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3546	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3315		3547
3316	if (exists $CFG{mlockall}) {	3548	if (exists $CFG{mlockall}) {
…		…
3318	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3550	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3319	and die "WARNING: m(un)lockall failed: $!\n";	3551	and die "WARNING: m(un)lockall failed: $!\n";
3320	};	3552	};
3321	warn $@ if $@;	3553	warn $@ if $@;
3322	}	3554	}
		3555
		3556	trace "finished reloading resource files\n";
		3557	}
		3558
		3559	sub pidfile() {
		3560	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3561	or die "$PIDFILE: $!";
		3562	flock $fh, &Fcntl::LOCK_EX
		3563	or die "$PIDFILE: flock: $!";
		3564	$fh
		3565	}
		3566
		3567	# make sure only one server instance is running at any one time
		3568	sub atomic {
		3569	my $fh = pidfile;
		3570
		3571	my $pid = <$fh>;
		3572	kill 9, $pid if $pid > 0;
		3573
		3574	seek $fh, 0, 0;
		3575	print $fh $$;
		3576	}
		3577
		3578	sub main_loop {
		3579	trace "EV::loop starting\n";
		3580	if (1) {
		3581	EV::loop;
		3582	}
		3583	trace "EV::loop returned\n";
		3584	goto &main_loop unless $REALLY_UNLOOP;
3323	}	3585	}
3324		3586
3325	sub main {	3587	sub main {
		3588	cf::init_globals; # initialise logging
		3589
		3590	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3591	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3592	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3593	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3594
		3595	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3596
3326	# we must not ever block the main coroutine	3597	# we must not ever block the main coroutine
3327	local $Coro::idle = sub {	3598	local $Coro::idle = sub {
3328	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3599	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3329	(async {	3600	(async {
3330	$Coro::current->{desc} = "IDLE BUG HANDLER";	3601	$Coro::current->{desc} = "IDLE BUG HANDLER";
3331	EV::loop EV::LOOP_ONESHOT;	3602	EV::loop EV::LOOP_ONESHOT;
3332	})->prio (Coro::PRIO_MAX);	3603	})->prio (Coro::PRIO_MAX);
3333	};	3604	};
3334		3605
		3606	evthread_start IO::AIO::poll_fileno;
		3607
		3608	cf::sync_job {
		3609	cf::init_experience;
		3610	cf::init_anim;
		3611	cf::init_attackmess;
		3612	cf::init_dynamic;
		3613
		3614	cf::load_settings;
		3615	cf::load_materials;
		3616
		3617	reload_resources;
3335	reload_config;	3618	reload_config;
3336	db_init;	3619	db_init;
		3620
		3621	cf::init_uuid;
		3622	cf::init_signals;
		3623	cf::init_skills;
		3624
		3625	cf::init_beforeplay;
		3626
		3627	atomic;
		3628
3337	load_extensions;	3629	load_extensions;
3338		3630
3339	$TICK_WATCHER->start;	3631	utime time, time, $RUNTIMEFILE;
3340	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3632
3341	EV::loop;	3633	# no (long-running) fork's whatsoever before this point(!)
		3634	use POSIX ();
		3635	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3636
		3637	(pop @POST_INIT)->(0) while @POST_INIT;
		3638	};
		3639
		3640	cf::object::thawer::errors_are_fatal 0;
		3641	info "parse errors in files are no longer fatal from this point on.\n";
		3642
		3643	main_loop;
3342	}	3644	}
3343		3645
3344	#############################################################################	3646	#############################################################################
3345	# initialisation and cleanup	3647	# initialisation and cleanup
3346		3648
3347	# install some emergency cleanup handlers	3649	# install some emergency cleanup handlers
3348	BEGIN {	3650	BEGIN {
3349	our %SIGWATCHER = ();	3651	our %SIGWATCHER = ();
3350	for my $signal (qw(INT HUP TERM)) {	3652	for my $signal (qw(INT HUP TERM)) {
3351	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3653	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3352	cf::cleanup "SIG$signal";	3654	cf::cleanup "SIG$signal";
3353	};	3655	};
3354	}	3656	}
3355	}	3657	}
3356		3658
3357	sub write_runtime {	3659	sub write_runtime_sync {
3358	my $runtime = "$LOCALDIR/runtime";	3660	my $t0 = AE::time;
3359		3661
3360	# first touch the runtime file to show we are still running:	3662	# first touch the runtime file to show we are still running:
3361	# the fsync below can take a very very long time.	3663	# the fsync below can take a very very long time.
3362		3664
3363	IO::AIO::aio_utime $runtime, undef, undef;	3665	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3364		3666
3365	my $guard = cf::lock_acquire "write_runtime";	3667	my $guard = cf::lock_acquire "write_runtime";
3366		3668
3367	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3669	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3368	or return;	3670	or return;
3369		3671
3370	my $value = $cf::RUNTIME + 90 + 10;	3672	my $value = $cf::RUNTIME + 90 + 10;
3371	# 10 is the runtime save interval, for a monotonic clock	3673	# 10 is the runtime save interval, for a monotonic clock
3372	# 60 allows for the watchdog to kill the server.	3674	# 60 allows for the watchdog to kill the server.
…		…
3382	aio_utime $fh, undef, undef;	3684	aio_utime $fh, undef, undef;
3383		3685
3384	close $fh	3686	close $fh
3385	or return;	3687	or return;
3386		3688
3387	aio_rename "$runtime~", $runtime	3689	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3388	and return;	3690	and return;
3389		3691
3390	warn "runtime file written.\n";	3692	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3391		3693
3392	1	3694	1
		3695	}
		3696
		3697	our $uuid_lock;
		3698	our $uuid_skip;
		3699
		3700	sub write_uuid_sync($) {
		3701	$uuid_skip ||= $_[0];
		3702
		3703	return if $uuid_lock;
		3704	local $uuid_lock = 1;
		3705
		3706	my $uuid = "$LOCALDIR/uuid";
		3707
		3708	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3709	or return;
		3710
		3711	my $value = uuid_seq uuid_cur;
		3712
		3713	unless ($value) {
		3714	info "cowardly refusing to write zero uuid value!\n";
		3715	return;
		3716	}
		3717
		3718	my $value = uuid_str $value + $uuid_skip;
		3719	$uuid_skip = 0;
		3720
		3721	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3722	and return;
		3723
		3724	# always fsync - this file is important
		3725	aio_fsync $fh
		3726	and return;
		3727
		3728	close $fh
		3729	or return;
		3730
		3731	aio_rename "$uuid~", $uuid
		3732	and return;
		3733
		3734	trace "uuid file written ($value).\n";
		3735
		3736	1
		3737
		3738	}
		3739
		3740	sub write_uuid($$) {
		3741	my ($skip, $sync) = @_;
		3742
		3743	$sync ? write_uuid_sync $skip
		3744	: async { write_uuid_sync $skip };
3393	}	3745	}
3394		3746
3395	sub emergency_save() {	3747	sub emergency_save() {
3396	my $freeze_guard = cf::freeze_mainloop;	3748	my $freeze_guard = cf::freeze_mainloop;
3397		3749
3398	warn "enter emergency perl save\n";	3750	info "emergency_perl_save: enter\n";
3399		3751
3400	cf::sync_job {	3752	cf::sync_job {
		3753	# this is a trade-off: we want to be very quick here, so
		3754	# save all maps without fsync, and later call a global sync
		3755	# (which in turn might be very very slow)
		3756	local $USE_FSYNC = 0;
		3757
3401	# use a peculiar iteration method to avoid tripping on perl	3758	# use a peculiar iteration method to avoid tripping on perl
3402	# refcount bugs in for. also avoids problems with players	3759	# refcount bugs in for. also avoids problems with players
3403	# and maps saved/destroyed asynchronously.	3760	# and maps saved/destroyed asynchronously.
3404	warn "begin emergency player save\n";	3761	info "emergency_perl_save: begin player save\n";
3405	for my $login (keys %cf::PLAYER) {	3762	for my $login (keys %cf::PLAYER) {
3406	my $pl = $cf::PLAYER{$login} or next;	3763	my $pl = $cf::PLAYER{$login} or next;
3407	$pl->valid or next;	3764	$pl->valid or next;
3408	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3765	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3409	$pl->save;	3766	$pl->save;
3410	}	3767	}
3411	warn "end emergency player save\n";	3768	info "emergency_perl_save: end player save\n";
3412		3769
3413	warn "begin emergency map save\n";	3770	info "emergency_perl_save: begin map save\n";
3414	for my $path (keys %cf::MAP) {	3771	for my $path (keys %cf::MAP) {
3415	my $map = $cf::MAP{$path} or next;	3772	my $map = $cf::MAP{$path} or next;
3416	$map->valid or next;	3773	$map->valid or next;
3417	$map->save;	3774	$map->save;
3418	}	3775	}
3419	warn "end emergency map save\n";	3776	info "emergency_perl_save: end map save\n";
3420		3777
3421	warn "begin emergency database checkpoint\n";	3778	info "emergency_perl_save: begin database checkpoint\n";
3422	BDB::db_env_txn_checkpoint $DB_ENV;	3779	BDB::db_env_txn_checkpoint $DB_ENV;
3423	warn "end emergency database checkpoint\n";	3780	info "emergency_perl_save: end database checkpoint\n";
		3781
		3782	info "emergency_perl_save: begin write uuid\n";
		3783	write_uuid_sync 1;
		3784	info "emergency_perl_save: end write uuid\n";
3424	};	3785	};
3425		3786
3426	warn "leave emergency perl save\n";	3787	info "emergency_perl_save: starting sync()\n";
		3788	IO::AIO::aio_sync sub {
		3789	info "emergency_perl_save: finished sync()\n";
		3790	};
		3791
		3792	info "emergency_perl_save: leave\n";
3427	}	3793	}
3428		3794
3429	sub post_cleanup {	3795	sub post_cleanup {
3430	my ($make_core) = @_;	3796	my ($make_core) = @_;
3431		3797
3432	warn Carp::longmess "post_cleanup backtrace"	3798	error Carp::longmess "post_cleanup backtrace"
3433	if $make_core;	3799	if $make_core;
		3800
		3801	my $fh = pidfile;
		3802	unlink $PIDFILE if <$fh> == $$;
		3803	}
		3804
		3805	# a safer delete_package, copied from Symbol
		3806	sub clear_package($) {
		3807	my $pkg = shift;
		3808
		3809	# expand to full symbol table name if needed
		3810	unless ($pkg =~ /^main::.*::$/) {
		3811	$pkg = "main$pkg" if $pkg =~ /^::/;
		3812	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3813	$pkg .= '::' unless $pkg =~ /::$/;
		3814	}
		3815
		3816	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3817	my $stem_symtab = *{$stem}{HASH};
		3818
		3819	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3820	or return;
		3821
		3822	# clear all symbols
		3823	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3824	for my $name (keys %$leaf_symtab) {
		3825	_gv_clear *{"$pkg$name"};
		3826	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3827	}
3434	}	3828	}
3435		3829
3436	sub do_reload_perl() {	3830	sub do_reload_perl() {
3437	# can/must only be called in main	3831	# can/must only be called in main
3438	if ($Coro::current != $Coro::main) {	3832	if (in_main) {
3439	warn "can only reload from main coroutine";	3833	error "can only reload from main coroutine";
3440	return;	3834	return;
3441	}	3835	}
3442		3836
		3837	return if $RELOAD++;
		3838
		3839	my $t1 = AE::time;
		3840
		3841	while ($RELOAD) {
3443	warn "reloading...";	3842	info "reloading...";
3444		3843
3445	warn "entering sync_job";	3844	trace "entering sync_job";
3446		3845
3447	cf::sync_job {	3846	cf::sync_job {
3448	cf::write_runtime; # external watchdog should not bark	3847	cf::write_runtime_sync; # external watchdog should not bark
3449	cf::emergency_save;	3848	cf::emergency_save;
3450	cf::write_runtime; # external watchdog should not bark	3849	cf::write_runtime_sync; # external watchdog should not bark
3451		3850
3452	warn "syncing database to disk";	3851	trace "syncing database to disk";
3453	BDB::db_env_txn_checkpoint $DB_ENV;	3852	BDB::db_env_txn_checkpoint $DB_ENV;
3454		3853
3455	# if anything goes wrong in here, we should simply crash as we already saved	3854	# if anything goes wrong in here, we should simply crash as we already saved
3456		3855
3457	warn "flushing outstanding aio requests";	3856	trace "flushing outstanding aio requests";
3458	for (;;) {
3459	BDB::flush;
3460	IO::AIO::flush;
3461	Coro::cede_notself;
3462	last unless IO::AIO::nreqs || BDB::nreqs;	3857	while (IO::AIO::nreqs || BDB::nreqs) {
3463	warn "iterate...";	3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3464	}
3465
3466	++$RELOAD;
3467
3468	warn "cancelling all extension coros";
3469	$_->cancel for values %EXT_CORO;
3470	%EXT_CORO = ();
3471
3472	warn "removing commands";
3473	%COMMAND = ();
3474
3475	warn "removing ext/exti commands";
3476	%EXTCMD = ();
3477	%EXTICMD = ();
3478
3479	warn "unloading/nuking all extensions";
3480	for my $pkg (@EXTS) {
3481	warn "... unloading $pkg";
3482
3483	if (my $cb = $pkg->can ("unload")) {
3484	eval {
3485	$cb->($pkg);
3486	1
3487	} or warn "$pkg unloaded, but with errors: $@";
3488	}	3859	}
3489		3860
3490	warn "... nuking $pkg";	3861	trace "cancelling all extension coros";
3491	Symbol::delete_package $pkg;	3862	$_->cancel for values %EXT_CORO;
3492	}	3863	%EXT_CORO = ();
3493		3864
3494	warn "unloading all perl modules loaded from $LIBDIR";	3865	trace "removing commands";
3495	while (my ($k, $v) = each %INC) {	3866	%COMMAND = ();
3496	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3497		3867
		3868	trace "removing ext/exti commands";
		3869	%EXTCMD = ();
		3870	%EXTICMD = ();
		3871
		3872	trace "unloading/nuking all extensions";
		3873	for my $pkg (@EXTS) {
3498	warn "... unloading $k";	3874	trace "... unloading $pkg";
3499	delete $INC{$k};
3500		3875
3501	$k =~ s/\.pm$//;
3502	$k =~ s/\//::/g;
3503
3504	if (my $cb = $k->can ("unload_module")) {	3876	if (my $cb = $pkg->can ("unload")) {
		3877	eval {
3505	$cb->();	3878	$cb->($pkg);
		3879	1
		3880	} or error "$pkg unloaded, but with errors: $@";
		3881	}
		3882
		3883	trace "... clearing $pkg";
		3884	clear_package $pkg;
3506	}	3885	}
3507		3886
3508	Symbol::delete_package $k;	3887	trace "unloading all perl modules loaded from $LIBDIR";
		3888	while (my ($k, $v) = each %INC) {
		3889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3890
		3891	trace "... unloading $k";
		3892	delete $INC{$k};
		3893
		3894	$k =~ s/\.pm$//;
		3895	$k =~ s/\//::/g;
		3896
		3897	if (my $cb = $k->can ("unload_module")) {
		3898	$cb->();
		3899	}
		3900
		3901	clear_package $k;
3509	}	3902	}
3510		3903
3511	warn "getting rid of safe::, as good as possible";	3904	trace "getting rid of safe::, as good as possible";
3512	Symbol::delete_package "safe::$_"	3905	clear_package "safe::$_"
3513	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3514		3907
3515	warn "unloading cf.pm \"a bit\"";	3908	trace "unloading cf.pm \"a bit\"";
3516	delete $INC{"cf.pm"};	3909	delete $INC{"cf.pm"};
3517	delete $INC{"cf/pod.pm"};	3910	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3518		3911
3519	# don't, removes xs symbols, too,	3912	# don't, removes xs symbols, too,
3520	# and global variables created in xs	3913	# and global variables created in xs
3521	#Symbol::delete_package __PACKAGE__;	3914	#clear_package __PACKAGE__;
3522		3915
3523	warn "unload completed, starting to reload now";	3916	info "unload completed, starting to reload now";
3524		3917
3525	warn "reloading cf.pm";	3918	trace "reloading cf.pm";
3526	require cf;	3919	require cf;
3527	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3920	cf::_connect_to_perl_1;
3528		3921
3529	warn "loading config and database again";	3922	trace "loading config and database again";
3530	cf::reload_config;	3923	cf::reload_config;
3531		3924
3532	warn "loading extensions";	3925	trace "loading extensions";
3533	cf::load_extensions;	3926	cf::load_extensions;
3534		3927
		3928	if ($REATTACH_ON_RELOAD) {
3535	warn "reattaching attachments to objects/players";	3929	trace "reattaching attachments to objects/players";
3536	_global_reattach; # objects, sockets	3930	_global_reattach; # objects, sockets
3537	warn "reattaching attachments to maps";	3931	trace "reattaching attachments to maps";
3538	reattach $_ for values %MAP;	3932	reattach $_ for values %MAP;
3539	warn "reattaching attachments to players";	3933	trace "reattaching attachments to players";
3540	reattach $_ for values %PLAYER;	3934	reattach $_ for values %PLAYER;
		3935	}
3541		3936
		3937	trace "running post_init jobs";
		3938	(pop @POST_INIT)->(1) while @POST_INIT;
		3939
3542	warn "leaving sync_job";	3940	trace "leaving sync_job";
3543		3941
3544	1	3942	1
3545	} or do {	3943	} or do {
3546	warn $@;	3944	error $@;
3547	warn "error while reloading, exiting.";	3945	cf::cleanup "error while reloading, exiting.";
3548	exit 1;	3946	};
		3947
		3948	info "reloaded";
		3949	--$RELOAD;
3549	};	3950	}
3550		3951
3551	warn "reloaded";	3952	$t1 = AE::time - $t1;
		3953	info "reload completed in ${t1}s\n";
3552	};	3954	};
3553		3955
3554	our $RELOAD_WATCHER; # used only during reload	3956	our $RELOAD_WATCHER; # used only during reload
3555		3957
3556	sub reload_perl() {	3958	sub reload_perl() {
3557	# doing reload synchronously and two reloads happen back-to-back,	3959	# doing reload synchronously and two reloads happen back-to-back,
3558	# coro crashes during coro_state_free->destroy here.	3960	# coro crashes during coro_state_free->destroy here.
3559		3961
		3962	$RELOAD_WATCHER ||= cf::async {
		3963	Coro::AIO::aio_wait cache_extensions;
		3964
3560	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3965	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		3966	do_reload_perl;
3561	undef $RELOAD_WATCHER;	3967	undef $RELOAD_WATCHER;
3562	do_reload_perl;	3968	};
3563	};	3969	};
3564	}	3970	}
3565		3971
3566	register_command "reload" => sub {	3972	register_command "reload" => sub {
3567	my ($who, $arg) = @_;	3973	my ($who, $arg) = @_;
…		…
3581		3987
3582	our @WAIT_FOR_TICK;	3988	our @WAIT_FOR_TICK;
3583	our @WAIT_FOR_TICK_BEGIN;	3989	our @WAIT_FOR_TICK_BEGIN;
3584		3990
3585	sub wait_for_tick {	3991	sub wait_for_tick {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3992	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3588		3993
3589	my $signal = new Coro::Signal;	3994	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK, $signal;	3995	push @WAIT_FOR_TICK, $signal;
3591	$signal->wait;	3996	$signal->wait;
3592	}	3997	}
3593		3998
3594	sub wait_for_tick_begin {	3999	sub wait_for_tick_begin {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	4000	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3597		4001
3598	my $signal = new Coro::Signal;	4002	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK_BEGIN, $signal;	4003	push @WAIT_FOR_TICK_BEGIN, $signal;
3600	$signal->wait;	4004	$signal->wait;
3601	}	4005	}
3602		4006
3603	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4007	sub tick {
3604	if ($Coro::current != $Coro::main) {	4008	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4009	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	4010	unless ++$bug_warning > 10;
3607	return;	4011	return;
3608	}	4012	}
3609		4013
3610	$NOW = $tick_start = EV::now;
3611
3612	cf::server_tick; # one server iteration	4014	cf::server_tick; # one server iteration
3613		4015
3614	$RUNTIME += $TICK;	4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3615	$NEXT_TICK = $_[0]->at;
3616		4017
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4019	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	4020	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	4021	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	4022	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	4023	or error "ERROR: unable to write runtime file: $!";
3623	};	4024	};
3624	}	4025	}
3625		4026
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627	$sig->send;	4028	$sig->send;
3628	}	4029	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	4030	while (my $sig = shift @WAIT_FOR_TICK) {
3630	$sig->send;	4031	$sig->send;
3631	}	4032	}
3632		4033
3633	$LOAD = ($NOW - $tick_start) / $TICK;	4034	$LOAD = ($NOW - $TICK_START) / $TICK;
3634	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4035	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3635		4036
3636	_post_tick;	4037	if (0) {
3637	};	4038	if ($NEXT_TICK) {
3638	$TICK_WATCHER->priority (EV::MAXPRI);	4039	my $jitter = $TICK_START - $NEXT_TICK;
		4040	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4041	debug "jitter $JITTER\n";#d#
		4042	}
		4043	}
		4044	}
3639		4045
3640	{	4046	{
3641	# configure BDB	4047	# configure BDB
3642		4048
3643	BDB::min_parallel 8;	4049	BDB::min_parallel 16;
3644	BDB::max_poll_reqs $TICK * 0.1;	4050	BDB::max_poll_reqs $TICK * 0.1;
3645	$Coro::BDB::WATCHER->priority (1);	4051	$AnyEvent::BDB::WATCHER->priority (1);
3646		4052
3647	unless ($DB_ENV) {	4053	unless ($DB_ENV) {
3648	$DB_ENV = BDB::db_env_create;	4054	$DB_ENV = BDB::db_env_create;
3649	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4055	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3650	| BDB::LOG_AUTOREMOVE, 1);	4056	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4057	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3651	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4058	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3652	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4059	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3653		4060
3654	cf::sync_job {	4061	cf::sync_job {
3655	eval {	4062	eval {
…		…
3681	{	4088	{
3682	# configure IO::AIO	4089	# configure IO::AIO
3683		4090
3684	IO::AIO::min_parallel 8;	4091	IO::AIO::min_parallel 8;
3685	IO::AIO::max_poll_time $TICK * 0.1;	4092	IO::AIO::max_poll_time $TICK * 0.1;
3686	$Coro::AIO::WATCHER->priority (1);	4093	undef $AnyEvent::AIO::WATCHER;
3687	}	4094	}
3688		4095
3689	my $_log_backtrace;	4096	my $_log_backtrace;
3690		4097
3691	sub _log_backtrace {	4098	sub _log_backtrace {
…		…
3694	$msg =~ s/\n//;	4101	$msg =~ s/\n//;
3695		4102
3696	# limit the # of concurrent backtraces	4103	# limit the # of concurrent backtraces
3697	if ($_log_backtrace < 2) {	4104	if ($_log_backtrace < 2) {
3698	++$_log_backtrace;	4105	++$_log_backtrace;
		4106	my $perl_bt = Carp::longmess $msg;
3699	async {	4107	async {
3700	$Coro::current->{desc} = "abt $msg";	4108	$Coro::current->{desc} = "abt $msg";
3701		4109
3702	my @bt = fork_call {	4110	my @bt = fork_call {
3703	@addr = map { sprintf "%x", $_ } @addr;	4111	@addr = map { sprintf "%x", $_ } @addr;
…		…
3714	}	4122	}
3715		4123
3716	@funcs	4124	@funcs
3717	};	4125	};
3718		4126
3719	LOG llevInfo, "[ABT] $msg\n";	4127	LOG llevInfo, "[ABT] $perl_bt\n";
		4128	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3720	LOG llevInfo, "[ABT] $_\n" for @bt;	4129	LOG llevInfo, "[ABT] $_\n" for @bt;
3721	--$_log_backtrace;	4130	--$_log_backtrace;
3722	};	4131	};
3723	} else {	4132	} else {
3724	LOG llevInfo, "[ABT] $msg\n";	4133	LOG llevInfo, "[ABT] $msg\n";
3725	LOG llevInfo, "[ABT] [suppressed]\n";	4134	LOG llevInfo, "[ABT] [suppressed]\n";
3726	}	4135	}
3727	}	4136	}
3728		4137
3729	# load additional modules	4138	# load additional modules
3730	use cf::pod;	4139	require "cf/$_.pm" for @EXTRA_MODULES;
		4140	cf::_connect_to_perl_2;
3731		4141
3732	END { cf::emergency_save }	4142	END { cf::emergency_save }
3733		4143
3734	1	4144	1
3735		4145

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