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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.356 by root, Tue Sep 4 05:43:21 2007 UTC vs.
Revision 1.544 by root, Thu May 6 21:58:07 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	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::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	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
171	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.
172		240
173	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
174		242
175	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
176	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
177	that call.	245	that call.
178		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
179	=back	253	=back
180		254
181	=cut	255	=cut
182		256
183	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	264	my $msg = join "", @_;
186		265
187	$msg .= "\n"	266	$msg .= "\n"
188	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
189		268
190	$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;
191		270
192	utf8::encode $msg;
193	LOG llevError, $msg;	271	LOG llevWarn, $msg;
194	};	272	};
195	}	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	};
196		287
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	298	for my $pkg (qw(
208	cf::global cf::attachable	299	cf::global cf::attachable
209	cf::object cf::object::player	300	cf::object cf::object::player
210	cf::client cf::player	301	cf::client cf::player
211	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
212	cf::map cf::party cf::region	304	cf::party cf::region
213	)) {	305	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	307	}
217		308
218	$Event::DIED = sub {	309	$EV::DIED = sub {
219	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
220	};	311	};
221		312
222	#############################################################################	313	#############################################################################
223		314
224	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	338	$d
248	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
249	}	340	}
250		341
251	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
252		343
253	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
254		345
255	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
256		347
257	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
258		349
259	=cut	350	=cut
260		351
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		353
263	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
265		370
266	=item cf::lock_wait $string	371	=item cf::lock_wait $string
267		372
268	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
269		374
270	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
271		376
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
275	returned.	380	returned.
276		381
277	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
278	deadlocked coro.	383	deadlocked coro.
…		…
284		389
285	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.
286		391
287	=cut	392	=cut
288		393
289	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
290		395
291	sub lock_wait($) {	396	sub lock_wait($) {
292	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	398	}
300		399
301	sub lock_acquire($) {	400	sub lock_acquire($) {
302	my ($key) = @_;	401	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	402	}
314		403
315	sub lock_active($) {	404	sub lock_active($) {
316	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	406	}
320		407
321	sub freeze_mainloop {	408	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
323		410
324	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	412	}
326	};	413
327	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
328	$guard	415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
329	}	427	}
330		428
331	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
332		430
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		439
342	=cut	440	=cut
343		441
344	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
346		445
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
349	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
350		452
351	while () {	453	while () {
352	next_job:	454	next_job:
		455
353	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	457
355	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	462	$job->[2]->send;
359	Coro::cede;	463	Coro::cede;
360	goto next_job;	464	goto next_job;
361	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	467	}
363	}	468	}
364		469
365	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	473	$signal->wait;
369	} else {	474	} else {
		475	$busy = 0;
370	Coro::schedule;	476	Coro::schedule;
371	}	477	}
372	}	478	}
373	};	479	};
374		480
375	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
376	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
377		485
378	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
379	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
380		489
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
394		503
395	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
396		505
397	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
398		507
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	511	acceptable.
403		512
404	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	518	=cut
410		519
411	sub sync_job(&) {	520	sub sync_job(&) {
412	my ($job) = @_;	521	my ($job) = @_;
413		522
414	if ($Coro::current == $Coro::main) {	523	if (in_main) {
415	my $time = Event::time;	524	my $time = AE::time;
416		525
417	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
419		528
420	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	530
422	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
423		532
424	my $busy = 1;	533	my $busy = 1;
425	my @res;	534	my @res;
426		535
427	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	538	@res = eval { $job->() };
429	warn $@ if $@;	539	error $@ if $@;
430	undef $busy;	540	undef $busy;
431	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
432		542
433	while ($busy) {	543	while ($busy) {
434	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
435	}	548	}
		549	}
436		550
437	$time = Event::time - $time;	551	my $time = AE::time - $time;
438		552
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
443		554
444	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
445	} else {	556	} else {
446	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
447		558
…		…
472	=item fork_call { }, $args	583	=item fork_call { }, $args
473		584
474	Executes the given code block with the given arguments in a seperate	585	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	587	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
478		589
479	=cut	590	=cut
480		591
481	sub fork_call(&@) {	592	sub fork_call(&@) {
482	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
491	}, @args;	602	}, @args;
492		603
493	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
494	}	605	}
495		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
		643	}
		644
496	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
497		646
498	Returns a single value from the environment database.	647	Returns a single value from the environment database.
499		648
500	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
501		650
502	Stores the given C<$value> in the family. It can currently store binary	651	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	652	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		653
		654	=item $db = cf::db_table "name"
		655
		656	Create and/or open a new database table. The string must not be "db" and must be unique
		657	within each server.
		658
505	=cut	659	=cut
		660
		661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
		665	my ($name) = @_;
		666	my $db = BDB::db_create $DB_ENV;
		667
		668	eval {
		669	$db->set_flags (BDB::CHKSUM);
		670
		671	utf8::encode $name;
		672	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		673	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		674	cf::cleanup "db_open(db): $!" if $!;
		675	};
		676	cf::cleanup "db_open(db): $@" if $@;
		677
		678	$db
		679	}
506		680
507	our $DB;	681	our $DB;
508		682
509	sub db_init {	683	sub db_init {
510	unless ($DB) {	684	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	685	}
525		686
526	sub db_get($$) {	687	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
528		689
529	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
530	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
531		694
532	$! ? ()	695	$! ? ()
533	: $data	696	: $data
534	}
535	}	697	}
536		698
537	sub db_put($$$) {	699	sub db_put($$$) {
538	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		757
596	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	759	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
599		761
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		763
602	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
605		767
…		…
615		777
616	=cut	778	=cut
617		779
618	sub datalog($@) {	780	sub datalog($@) {
619	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	783	}
622		784
623	=back	785	=back
624		786
625	=cut	787	=cut
626		788
627	#############################################################################	789	#############################################################################
628		790
629	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
630		792
631	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
634		796
635	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	799	Deliantra).
638		800
639	=over 4	801	=over 4
640		802
641	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
642		804
…		…
686	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
687		849
688	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
690		852
691	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
693		855
694	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
695		857
696	=over 4	858	=over 4
…		…
820		982
821	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		985
824	} elsif (ref $type) {	986	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
826		988
827	} else {	989	} else {
828	shift @arg;	990	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
830	}	992	}
831	}	993	}
832	}	994	}
833		995
834	sub _object_attach {	996	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
845	}	1007	}
846		1008
847	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
848	} else {	1010	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1012	}
851		1013
852	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
853	}	1015	}
854		1016
…		…
913		1075
914	for (@$callbacks) {	1076	for (@$callbacks) {
915	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
916		1078
917	if ($@) {	1079	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1081	override;
921	}	1082	}
922		1083
923	return 1 if $override;	1084	return 1 if $override;
924	}	1085	}
925		1086
926	0	1087	0
927	}	1088	}
928		1089
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1091
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1093
933	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
934		1095
…		…
940		1101
941	=cut	1102	=cut
942		1103
943	#############################################################################	1104	#############################################################################
944	# object support	1105	# object support
945	#
946		1106
		1107	sub _object_equal($$);
		1108	sub _object_equal($$) {
		1109	my ($a, $b) = @_;
		1110
		1111	return 0 unless (ref $a) eq (ref $b);
		1112
		1113	if ("HASH" eq ref $a) {
		1114	my @ka = keys %$a;
		1115	my @kb = keys %$b;
		1116
		1117	return 0 if @ka != @kb;
		1118
		1119	for (0 .. $#ka) {
		1120	return 0 unless $ka[$_] eq $kb[$_];
		1121	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1122	}
		1123
		1124	} elsif ("ARRAY" eq ref $a) {
		1125
		1126	return 0 if @$a != @$b;
		1127
		1128	for (0 .. $#$a) {
		1129	return 0 unless _object_equal $a->[$_], $b->[$_];
		1130	}
		1131
		1132	} elsif ($a ne $b) {
		1133	return 0;
		1134	}
		1135
		1136	1
		1137	}
		1138
		1139	our $SLOW_MERGES;#d#
947	sub _can_merge {	1140	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1141	my ($ob1, $ob2) = @_;
949		1142
950	local $Storable::canonical = 1;	1143	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1144
954	$fob1 eq $fob2	1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
955	}	1147	}
956		1148
957	sub reattach {	1149	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1151	my ($obj) = @_;
960		1152
		1153	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1155
963	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
964		1157
965	@$registry = ();	1158	@$registry = ();
966		1159
…		…
971	for (@$attach) {	1164	for (@$attach) {
972	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
974	}	1167	}
975	} else {	1168	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1170	}
978	}	1171	}
979	}	1172	}
980		1173
981	cf::attachable->attach (	1174	cf::attachable->attach (
982	prio => -1000000,	1175	prio => -1000000,
983	on_instantiate => sub {	1176	on_instantiate => sub {
984	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
985		1178
986	$data = from_json $data;	1179	$data = decode_json $data;
987		1180
988	for (@$data) {	1181	for (@$data) {
989	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
990		1183
991	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1005	);	1198	);
1006		1199
1007	sub object_freezer_save {	1200	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1009		1202
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1203	sync_job {
1013	if (length $$rdata) {	1204	if (length $$rdata) {
		1205	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1016		1209
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1215	aio_fsync $fh;
		1216	}
1021	close $fh;	1217	aio_close $fh;
1022		1218
1023	if (@$objs) {	1219	if (@$objs) {
1024	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1025	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1226	aio_fsync $fh;
		1227	}
1029	close $fh;	1228	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1230	}
1032	} else {	1231	} else {
1033	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1034	}	1233	}
1035		1234
1036	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1037	} else {	1239	} else {
1038	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1039	}	1241	}
1040	} else {	1242	} else {
1041	aio_unlink $filename;	1243	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1043	}	1245	}
1044	};	1246	};
1045
1046	undef $guard;
1047	}	1247	}
1048		1248
1049	sub object_freezer_as_string {	1249	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1250	my ($rdata, $objs) = @_;
1051		1251
…		…
1056		1256
1057	sub object_thawer_load {	1257	sub object_thawer_load {
1058	my ($filename) = @_;	1258	my ($filename) = @_;
1059		1259
1060	my ($data, $av);	1260	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1261
1064	(aio_load $filename, $data) >= 0	1262	(aio_load $filename, $data) >= 0
1065	or return;	1263	or return;
1066		1264
1067	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1267	or return;
1070		1268
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1073	}	1271	}
1074		1272
		1273	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1077		1277
1078	($data, $av)	1278	($data, $av)
1079	}	1279	}
1080		1280
1081	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1137	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1138		1338
1139	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1140	}	1340	}
1141		1341
		1342	use File::Glob ();
		1343
1142	cf::player->attach (	1344	cf::player->attach (
1143	on_command => sub {	1345	on_unknown_command => sub {
1144	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1145		1347
1146	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1147	or return;	1349	or return;
1148		1350
…		…
1171		1373
1172	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1173	if $reply;	1375	if $reply;
1174		1376
1175	} else {	1377	} else {
1176	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1177	}	1379	}
1178		1380
1179	cf::override;	1381	cf::override;
1180	},	1382	},
1181	);	1383	);
1182		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1183	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1184	cf::sync_job {	1401	cf::sync_job {
1185	my %todo;	1402	my %todo;
1186		1403
1187	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1188	next unless -r $path;	1405	next unless -r $path;
…		…
1206		1423
1207	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1208	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1209		1426
1210	$ext{source} =	1427	$ext{source} =
1211	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1212	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1213	. $source	1430	. $source
1214	. "\n};\n1";	1431	. "\n};\n1";
1215		1432
1216	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1217	}	1434	}
1218		1435
		1436	my $pass = 0;
1219	my %done;	1437	my %done;
1220	while (%todo) {	1438	while (%todo) {
1221	my $progress;	1439	my $progress;
1222		1440
		1441	++$pass;
		1442
		1443	ext:
1223	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1224	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1225	goto skip	1446	next ext
1226	unless exists $done{$_};	1447	unless exists $done{$_};
1227	}	1448	}
1228		1449
1229	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1230		1451
1231	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1232	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1233	: "$v->{base}: extension inactive.\n";
1234		1456
		1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1235	if (exists $v->{meta}{mandatory}) {	1458	if exists $v->{meta}{mandatory};
1236	warn $msg;	1459
1237	warn "mandatory extension failed to load, exiting.\n";	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1238	exit 1;	1461	delete $todo{$k};
1239	}	1462	} else {
1240		1463	$done{$k} = delete $todo{$k};
1241	warn $msg;	1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1242	}	1469	}
1243
1244	$done{$k} = delete $todo{$k};
1245	push @EXTS, $v->{pkg};
1246	$progress = 1;
1247	}	1470	}
1248		1471
1249	skip:	1472	unless ($progress) {
1250	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1251	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1252	}	1480	}
1253	};	1481	};
1254	}	1482	}
1255		1483
1256	#############################################################################	1484	#############################################################################
1257		1485
1258	=back	1486	=back
1259		1487
1260	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1261		1489
1262	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1263		1491
1264	=cut	1492	=cut
1265		1493
1266	package cf::player;	1494	package cf::player;
1267		1495
1268	use Coro::AIO;	1496	use Coro::AIO;
1269		1497
1270	=head3 cf::player	1498	=head3 cf::player
1271		1499
1272	=over 4	1500	=over 4
		1501
		1502	=item cf::player::num_playing
		1503
		1504	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1505
		1506	=cut
		1507
		1508	sub num_playing {
		1509	scalar grep
		1510	$_->ob->map
		1511	&& !$_->hidden
		1512	&& !$_->ob->flag (cf::FLAG_WIZ),
		1513	cf::player::list
		1514	}
1273		1515
1274	=item cf::player::find $login	1516	=item cf::player::find $login
1275		1517
1276	Returns the given player object, loading it if necessary (might block).	1518	Returns the given player object, loading it if necessary (might block).
1277		1519
…		…
1296		1538
1297	sub exists($) {	1539	sub exists($) {
1298	my ($login) = @_;	1540	my ($login) = @_;
1299		1541
1300	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1301	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1302	}	1544	}
1303		1545
1304	sub find($) {	1546	sub find($) {
1305	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1306	my $login = $_[0];	1548	my $login = $_[0];
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1558	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1559
1318	my $f = new_from_file cf::object::thawer path $login	1560	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1561	or return;
1320		1562
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1563	my $pl = cf::player::load_pl $f
1323	or return;	1564	or return;
		1565
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1566	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1567	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1327	}	1569	}
1328	}	1570	}
1329	}	1571	}
1330		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
		1585
1331	sub save($) {	1586	sub save($) {
1332	my ($pl) = @_;	1587	my ($pl) = @_;
1333		1588
1334	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
1335		1590
…		…
1338		1593
1339	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1340		1595
1341	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1342	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
		1598
		1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1343		1603
1344	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1605	cf::cede_to_tick;
1346	}	1606	}
1347		1607
…		…
1379	my ($pl) = @_;	1639	my ($pl) = @_;
1380		1640
1381	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1382		1642
1383	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1384	$pl->password ("*"); # this should lock out the player until we nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1385		1645
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1387	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1389	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1390		1651
1391	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1431		1692
1432	for my $login (@$dirs) {	1693	for my $login (@$dirs) {
1433	my $path = path $login;	1694	my $path = path $login;
1434		1695
1435	# a .pst is a dead give-away for a valid player	1696	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1697	# if no pst file found, open and chekc for blocked users
		1698	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1699	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1700	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1701	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1702	}
1441		1703
…		…
1445		1707
1446	\@logins	1708	\@logins
1447	}	1709	}
1448		1710
1449	=item $player->maps	1711	=item $player->maps
		1712
		1713	=item cf::player::maps $login
1450		1714
1451	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1452	player. May block.	1716	player. May block.
1453		1717
1454	=cut	1718	=cut
…		…
1472	}	1736	}
1473		1737
1474	\@paths	1738	\@paths
1475	}	1739	}
1476		1740
1477	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1478		1742
1479	Expand crossfire pod fragments into protocol xml.	1743	Expand deliantra pod fragments into protocol xml.
1480
1481	=cut
1482
1483	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;
1485
1486	# escape & and <
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489
1490	# this is buggy, it needs to properly take care of nested <'s
1491
1492	1 while
1493	# replace B<>, I<>, U<> etc.
1494	s/B<([^\>]*)>/<b>$1<\/b>/
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1744
1528	=item $player->ext_reply ($msgid, @msg)	1745	=item $player->ext_reply ($msgid, @msg)
1529		1746
1530	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1531		1748
…		…
1563		1780
1564	=cut	1781	=cut
1565		1782
1566	sub find_by_path($) {	1783	sub find_by_path($) {
1567	my ($path) = @_;	1784	my ($path) = @_;
		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
1568		1787
1569	my ($match, $specificity);	1788	my ($match, $specificity);
1570		1789
1571	for my $region (list) {	1790	for my $region (list) {
1572	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
…		…
1598	our $MAX_RESET = 3600;	1817	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1818	our $DEFAULT_RESET = 3000;
1600		1819
1601	sub generate_random_map {	1820	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1821	my ($self, $rmp) = @_;
		1822
		1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1824
1603	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1604	$self->_create_random_map (	1826	$self->_create_random_map (
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1608	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1609	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1610	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1611	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1626		1848
1627	sub register {	1849	sub register {
1628	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1629	my $pkg = caller;	1851	my $pkg = caller;
1630		1852
1631	no strict;
1632	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1633		1854
1634	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1635	}	1856	}
1636		1857
1637	# also paths starting with '/'	1858	# also paths starting with '/'
1638	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1639		1860
1640	sub thawer_merge {	1861	sub thawer_merge {
1641	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1642		1863
1643	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1648	}	1869	}
1649		1870
1650	sub normalise {	1871	sub normalise {
1651	my ($path, $base) = @_;	1872	my ($path, $base) = @_;
1652		1873
1653	$path = "$path"; # make sure its a string	1874	$path = "$path"; # make sure it's a string
1654		1875
1655	$path =~ s/\.map$//;	1876	$path =~ s/\.map$//;
1656		1877
1657	# map plan:	1878	# map plan:
1658	#	1879	#
…		…
1697	$self->init; # pass $1 etc.	1918	$self->init; # pass $1 etc.
1698	return $self;	1919	return $self;
1699	}	1920	}
1700	}	1921	}
1701		1922
1702	Carp::cluck "unable to resolve path '$path' (base '$base').";	1923	Carp::cluck "unable to resolve path '$path' (base '$base')";
1703	()	1924	()
1704	}	1925	}
1705		1926
1706	sub init {	1927	sub init {
1707	my ($self) = @_;	1928	my ($self) = @_;
…		…
1729		1950
1730	# the temporary/swap location	1951	# the temporary/swap location
1731	sub save_path {	1952	sub save_path {
1732	my ($self) = @_;	1953	my ($self) = @_;
1733		1954
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	1956	"$TMPDIR/$path.map"
1736	}	1957	}
1737		1958
1738	# the unique path, undef == no special unique path	1959	# the unique path, undef == no special unique path
1739	sub uniq_path {	1960	sub uniq_path {
1740	my ($self) = @_;	1961	my ($self) = @_;
1741		1962
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1744	}
1745
1746	# and all this just because we cannot iterate over
1747	# all maps in C++...
1748	sub change_all_map_light {
1749	my ($change) = @_;
1750
1751	$_->change_map_light ($change)
1752	for grep $_->outdoor, values %cf::MAP;
1753	}	1965	}
1754		1966
1755	sub decay_objects {	1967	sub decay_objects {
1756	my ($self) = @_;	1968	my ($self) = @_;
1757		1969
…		…
1839		2051
1840	sub find;	2052	sub find;
1841	sub find {	2053	sub find {
1842	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1843		2055
		2056	cf::cede_to_tick;
		2057
1844	$path = normalise $path, $origin && $origin->path;	2058	$path = normalise $path, $origin && $origin->path;
1845		2059
		2060	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	2061	my $guard2 = cf::lock_acquire "map_find:$path";
1847		2062
1848	$cf::MAP{$path} || do {	2063	$cf::MAP{$path} || do {
1849	my $guard = cf::lock_acquire "map_find:$path";
1850	my $map = new_from_path cf::map $path	2064	my $map = new_from_path cf::map $path
1851	or return;	2065	or return;
1852		2066
1853	$map->{last_save} = $cf::RUNTIME;	2067	$map->{last_save} = $cf::RUNTIME;
1854		2068
…		…
1856	or return;	2070	or return;
1857		2071
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2072	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2073	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2074	#$cf::WAIT_FOR_TICK->wait;
		2075	undef $guard2;
		2076	undef $guard1;
1861	$map->reset;	2077	$map->reset;
1862	undef $guard;
1863	return find $path;	2078	return find $path;
1864	}	2079	}
1865		2080
1866	$cf::MAP{$path} = $map	2081	$cf::MAP{$path} = $map
1867	}	2082	}
1868	}	2083	}
1869		2084
1870	sub pre_load { }	2085	sub pre_load { }
1871	sub post_load { }	2086	#sub post_load { } # XS
1872		2087
1873	sub load {	2088	sub load {
1874	my ($self) = @_;	2089	my ($self) = @_;
1875		2090
1876	local $self->{deny_reset} = 1; # loading can take a long time	2091	local $self->{deny_reset} = 1; # loading can take a long time
1877		2092
1878	my $path = $self->{path};	2093	my $path = $self->{path};
1879		2094
1880	{	2095	{
1881	my $guard1 = cf::lock_acquire "map_data:$path";	2096	my $guard = cf::lock_acquire "map_data:$path";
1882	my $guard2 = cf::lock_acquire "map_load:$path";
1883		2097
		2098	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2099	return unless $self->in_memory == cf::MAP_SWAPPED;
1885		2100
1886	$self->in_memory (cf::MAP_LOADING);	2101	$self->in_memory (cf::MAP_LOADING);
1887		2102
1888	$self->alloc;	2103	$self->alloc;
1889		2104
…		…
1893	my $f = new_from_file cf::object::thawer $self->{load_path};	2108	my $f = new_from_file cf::object::thawer $self->{load_path};
1894	$f->skip_block;	2109	$f->skip_block;
1895	$self->_load_objects ($f)	2110	$self->_load_objects ($f)
1896	or return;	2111	or return;
1897		2112
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2113	$self->post_load_original
1899	if delete $self->{load_original};	2114	if delete $self->{load_original};
1900		2115
1901	if (my $uniq = $self->uniq_path) {	2116	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2117	utf8::encode $uniq;
1903	unless (aio_stat $uniq) {	2118	unless (aio_stat $uniq) {
…		…
1921	unless ($self->{deny_activate}) {	2136	unless ($self->{deny_activate}) {
1922	$self->decay_objects;	2137	$self->decay_objects;
1923	$self->fix_auto_apply;	2138	$self->fix_auto_apply;
1924	$self->update_buttons;	2139	$self->update_buttons;
1925	cf::cede_to_tick;	2140	cf::cede_to_tick;
1926	$self->set_darkness_map;
1927	cf::cede_to_tick;
1928	$self->activate;	2141	$self->activate;
1929	}	2142	}
1930		2143
1931	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2145	$self->last_access ($cf::RUNTIME);
1933		2146
1934	$self->in_memory (cf::MAP_IN_MEMORY);	2147	$self->in_memory (cf::MAP_ACTIVE);
1935	}	2148	}
1936		2149
1937	$self->post_load;	2150	$self->post_load;
1938	}	2151	}
1939		2152
		2153	# customize the map for a given player, i.e.
		2154	# return the _real_ map. used by e.g. per-player
		2155	# maps to change the path to ~playername/mappath
1940	sub customise_for {	2156	sub customise_for {
1941	my ($self, $ob) = @_;	2157	my ($self, $ob) = @_;
1942		2158
1943	return find "~" . $ob->name . "/" . $self->{path}	2159	return find "~" . $ob->name . "/" . $self->{path}
1944	if $self->per_player;	2160	if $self->per_player;
…		…
1960	or next;	2176	or next;
1961	$neigh = find $neigh, $map	2177	$neigh = find $neigh, $map
1962	or next;	2178	or next;
1963	$neigh->load;	2179	$neigh->load;
1964		2180
		2181	# now find the diagonal neighbours
1965	push @neigh,	2182	push @neigh,
1966	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2183	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1967	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2184	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1968	}	2185	}
1969		2186
…		…
1976	}	2193	}
1977		2194
1978	sub find_sync {	2195	sub find_sync {
1979	my ($path, $origin) = @_;	2196	my ($path, $origin) = @_;
1980		2197
1981	cf::sync_job { find $path, $origin }	2198	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2199	if $Coro::current == $Coro::main;
		2200
		2201	find $path, $origin
1982	}	2202	}
1983		2203
1984	sub do_load_sync {	2204	sub do_load_sync {
1985	my ($map) = @_;	2205	my ($map) = @_;
1986		2206
1987	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2207	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1988	if $Coro::current == $Coro::main;	2208	if $Coro::current == $Coro::main;
1989		2209
1990	cf::sync_job { $map->load };	2210	$map->load;
1991	}	2211	}
1992		2212
1993	our %MAP_PREFETCH;	2213	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2214	our $MAP_PREFETCHER = undef;
1995		2215
…		…
1997	my ($path, $origin, $load) = @_;	2217	my ($path, $origin, $load) = @_;
1998		2218
1999	$path = normalise $path, $origin && $origin->{path};	2219	$path = normalise $path, $origin && $origin->{path};
2000		2220
2001	if (my $map = $cf::MAP{$path}) {	2221	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2222	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2223	}
2004		2224
2005	$MAP_PREFETCH{$path} |= $load;	2225	$MAP_PREFETCH{$path} |= $load;
2006		2226
2007	$MAP_PREFETCHER ||= cf::async {	2227	$MAP_PREFETCHER ||= cf::async {
		2228	$Coro::current->{desc} = "map prefetcher";
		2229
2008	while (%MAP_PREFETCH) {	2230	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2231	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2232	if (my $map = find $k) {
2011	$map->load if $v;	2233	$map->load if $v;
2012	}	2234	}
…		…
2019	$MAP_PREFETCHER->prio (6);	2241	$MAP_PREFETCHER->prio (6);
2020		2242
2021	()	2243	()
2022	}	2244	}
2023		2245
		2246	# common code, used by both ->save and ->swapout
2024	sub save {	2247	sub _save {
2025	my ($self) = @_;	2248	my ($self) = @_;
2026
2027	my $lock = cf::lock_acquire "map_data:$self->{path}";
2028		2249
2029	$self->{last_save} = $cf::RUNTIME;	2250	$self->{last_save} = $cf::RUNTIME;
2030		2251
2031	return unless $self->dirty;	2252	return unless $self->dirty;
2032		2253
…		…
2038	return if $self->{deny_save};	2259	return if $self->{deny_save};
2039		2260
2040	local $self->{last_access} = $self->last_access;#d#	2261	local $self->{last_access} = $self->last_access;#d#
2041		2262
2042	cf::async {	2263	cf::async {
		2264	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2265	$_->contr->save for $self->players;
2044	};	2266	};
		2267
		2268	cf::get_slot 0.02;
2045		2269
2046	if ($uniq) {	2270	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2272	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2273	} else {
2050	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2274	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2051	}	2275	}
2052	}	2276	}
2053		2277
		2278	sub save {
		2279	my ($self) = @_;
		2280
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
		2283	$self->_save;
		2284	}
		2285
2054	sub swap_out {	2286	sub swap_out {
2055	my ($self) = @_;	2287	my ($self) = @_;
2056		2288
2057	# save first because save cedes
2058	$self->save;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2290
		2291	return if $self->in_memory != cf::MAP_ACTIVE;
		2292	return if $self->{deny_save};
2062	return if $self->players;	2293	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;
2064	return if $self->{deny_save};
2065		2294
		2295	# first deactivate the map and "unlink" it from the core
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
		2298	$self->in_memory (cf::MAP_SWAPPED);
		2299
		2300	# then atomically save
		2301	$self->_save;
		2302
		2303	# then free the map
2066	$self->clear;	2304	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2305	}
2069		2306
2070	sub reset_at {	2307	sub reset_at {
2071	my ($self) = @_;	2308	my ($self) = @_;
2072		2309
…		…
2090		2327
2091	my $lock = cf::lock_acquire "map_data:$self->{path}";	2328	my $lock = cf::lock_acquire "map_data:$self->{path}";
2092		2329
2093	return if $self->players;	2330	return if $self->players;
2094		2331
2095	warn "resetting map ", $self->path;	2332	cf::trace "resetting map ", $self->path, "\n";
2096		2333
2097	$self->in_memory (cf::MAP_SWAPPED);	2334	$self->in_memory (cf::MAP_SWAPPED);
2098		2335
2099	# need to save uniques path	2336	# need to save uniques path
2100	unless ($self->{deny_save}) {	2337	unless ($self->{deny_save}) {
…		…
2104	if $uniq;	2341	if $uniq;
2105	}	2342	}
2106		2343
2107	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2108		2345
		2346	$self->deactivate;
		2347	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2348	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2349
2113	$self->unlink_save;	2350	$self->unlink_save;
2114	$self->destroy;	2351	$self->destroy;
2115	}	2352	}
2116		2353
…		…
2124		2361
2125	delete $cf::MAP{$self->path};	2362	delete $cf::MAP{$self->path};
2126		2363
2127	$self->unlink_save;	2364	$self->unlink_save;
2128		2365
2129	bless $self, "cf::map";	2366	bless $self, "cf::map::wrap";
2130	delete $self->{deny_reset};	2367	delete $self->{deny_reset};
2131	$self->{deny_save} = 1;	2368	$self->{deny_save} = 1;
2132	$self->reset_timeout (1);	2369	$self->reset_timeout (1);
2133	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2370	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2134		2371
…		…
2183		2420
2184	sub unique_maps() {	2421	sub unique_maps() {
2185	[	2422	[
2186	map {	2423	map {
2187	utf8::decode $_;	2424	utf8::decode $_;
2188	/\.map$/	2425	s/\.map$//; # TODO future compatibility hack
		2426	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2427	? ()
2189	? normalise $_	2428	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2429	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2430	]
2193	}	2431	}
2194		2432
2195	package cf;	2433	=item cf::map::static_maps
		2434
		2435	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2436	file in the shared directory excluding F</styles> and F</editor>). May
		2437	block.
		2438
		2439	=cut
		2440
		2441	sub static_maps() {
		2442	my @dirs = "";
		2443	my @maps;
		2444
		2445	while (@dirs) {
		2446	my $dir = shift @dirs;
		2447
		2448	next if $dir eq "/styles" || $dir eq "/editor";
		2449
		2450	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2451	or return;
		2452
		2453	for (@$files) {
		2454	s/\.map$// or next;
		2455	utf8::decode $_;
		2456	push @maps, "$dir/$_";
		2457	}
		2458
		2459	push @dirs, map "$dir/$_", @$dirs;
		2460	}
		2461
		2462	\@maps
		2463	}
2196		2464
2197	=back	2465	=back
2198		2466
2199	=head3 cf::object	2467	=head3 cf::object
2200		2468
…		…
2204		2472
2205	=over 4	2473	=over 4
2206		2474
2207	=item $ob->inv_recursive	2475	=item $ob->inv_recursive
2208		2476
2209	Returns the inventory of the object _and_ their inventories, recursively.	2477	Returns the inventory of the object I<and> their inventories, recursively,
		2478	but I<not> the object itself.
2210		2479
2211	=cut	2480	=cut
2212		2481
2213	sub inv_recursive_;	2482	sub inv_recursive_;
2214	sub inv_recursive_ {	2483	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2488	inv_recursive_ inv $_[0]
2220	}	2489	}
2221		2490
2222	=item $ref = $ob->ref	2491	=item $ref = $ob->ref
2223		2492
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2493	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2494
2226	=item $ob = cf::object::deref ($refstring)	2495	=item $ob = cf::object::deref ($refstring)
2227		2496
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2497	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2498	even if the object actually exists. May block.
…		…
2231	=cut	2500	=cut
2232		2501
2233	sub deref {	2502	sub deref {
2234	my ($ref) = @_;	2503	my ($ref) = @_;
2235		2504
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2505	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2506	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2507	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2508	or return;
2243	$pl->ob->uuid eq $uuid	2509	$pl->ob->uuid eq $uuid
2244	or return;	2510	or return;
…		…
2264	can be C<undef>. Does the right thing when the player is currently in a	2530	can be C<undef>. Does the right thing when the player is currently in a
2265	dialogue with the given NPC character.	2531	dialogue with the given NPC character.
2266		2532
2267	=cut	2533	=cut
2268		2534
		2535	our $SAY_CHANNEL = {
		2536	id => "say",
		2537	title => "Map",
		2538	reply => "say ",
		2539	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2540	};
		2541
		2542	our $CHAT_CHANNEL = {
		2543	id => "chat",
		2544	title => "Chat",
		2545	reply => "chat ",
		2546	tooltip => "Player chat and shouts, global to the server.",
		2547	};
		2548
2269	# rough implementation of a future "reply" method that works	2549	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2550	# with dialog boxes.
2271	#TODO: the first argument must go, split into a $npc->reply_to ( method	2551	#TODO: the first argument must go, split into a $npc->reply_to ( method
2272	sub cf::object::player::reply($$$;$) {	2552	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2553	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2564	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2565	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2566
2287	} else {	2567	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2568	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2569	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2570	}
2291	}	2571	}
2292	}	2572	}
2293		2573
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2574	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2319		2599
2320	=item $player_object->enter_link	2600	=item $player_object->enter_link
2321		2601
2322	Freezes the player and moves him/her to a special map (C<{link}>).	2602	Freezes the player and moves him/her to a special map (C<{link}>).
2323		2603
2324	The player should be reasonably safe there for short amounts of time. You	2604	The player should be reasonably safe there for short amounts of time (e.g.
2325	I<MUST> call C<leave_link> as soon as possible, though.	2605	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2606	though, as the player cannot control the character while it is on the link
		2607	map.
2326		2608
2327	Will never block.	2609	Will never block.
2328		2610
2329	=item $player_object->leave_link ($map, $x, $y)	2611	=item $player_object->leave_link ($map, $x, $y)
2330		2612
…		…
2350	sub cf::object::player::enter_link {	2632	sub cf::object::player::enter_link {
2351	my ($self) = @_;	2633	my ($self) = @_;
2352		2634
2353	$self->deactivate_recursive;	2635	$self->deactivate_recursive;
2354		2636
		2637	++$self->{_link_recursion};
		2638
2355	return if UNIVERSAL::isa $self->map, "ext::map_link";	2639	return if UNIVERSAL::isa $self->map, "ext::map_link";
2356		2640
2357	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2641	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2358	if $self->map && $self->map->{path} ne "{link}";	2642	if $self->map && $self->map->{path} ne "{link}";
2359		2643
2360	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2644	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2361	}	2645	}
2362		2646
2363	sub cf::object::player::leave_link {	2647	sub cf::object::player::leave_link {
2364	my ($self, $map, $x, $y) = @_;	2648	my ($self, $map, $x, $y) = @_;
2365		2649
…		…
2382	($x, $y) = (-1, -1)	2666	($x, $y) = (-1, -1)
2383	unless (defined $x) && (defined $y);	2667	unless (defined $x) && (defined $y);
2384		2668
2385	# use -1 or undef as default coordinates, not 0, 0	2669	# use -1 or undef as default coordinates, not 0, 0
2386	($x, $y) = ($map->enter_x, $map->enter_y)	2670	($x, $y) = ($map->enter_x, $map->enter_y)
2387	if $x <=0 && $y <= 0;	2671	if $x <= 0 && $y <= 0;
2388		2672
2389	$map->load;	2673	$map->load;
2390	$map->load_neighbours;	2674	$map->load_neighbours;
2391		2675
2392	return unless $self->contr->active;	2676	return unless $self->contr->active;
2393	$self->activate_recursive;
2394		2677
2395	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2678	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2396	$self->enter_map ($map, $x, $y);	2679	if ($self->enter_map ($map, $x, $y)) {
2397	}	2680	# entering was successful
		2681	delete $self->{_link_recursion};
		2682	# only activate afterwards, to support waiting in hooks
		2683	$self->activate_recursive;
		2684	}
2398		2685
		2686	}
		2687
2399	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2688	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2400		2689
2401	Moves the player to the given map-path and coordinates by first freezing	2690	Moves the player to the given map-path and coordinates by first freezing
2402	her, loading and preparing them map, calling the provided $check callback	2691	her, loading and preparing them map, calling the provided $check callback
2403	that has to return the map if sucecssful, and then unfreezes the player on	2692	that has to return the map if sucecssful, and then unfreezes the player on
2404	the new (success) or old (failed) map position. In either case, $done will	2693	the new (success) or old (failed) map position. In either case, $done will
2405	be called at the end of this process.	2694	be called at the end of this process.
2406		2695
		2696	Note that $check will be called with a potentially non-loaded map, so if
		2697	it needs a loaded map it has to call C<< ->load >>.
		2698
2407	=cut	2699	=cut
2408		2700
2409	our $GOTOGEN;	2701	our $GOTOGEN;
2410		2702
2411	sub cf::object::player::goto {	2703	sub cf::object::player::goto {
2412	my ($self, $path, $x, $y, $check, $done) = @_;	2704	my ($self, $path, $x, $y, $check, $done) = @_;
2413		2705
		2706	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2707	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2708	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2709	($path, $x, $y) = @$EMERGENCY_POSITION;
		2710	}
		2711
2414	# do generation counting so two concurrent goto's will be executed in-order	2712	# do generation counting so two concurrent goto's will be executed in-order
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2713	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2714
2417	$self->enter_link;	2715	$self->enter_link;
2418		2716
2419	(async {	2717	(async {
		2718	$Coro::current->{desc} = "player::goto $path $x $y";
		2719
		2720	# *tag paths override both path and x|y
		2721	if ($path =~ /^\*(.*)$/) {
		2722	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2723	my $ob = $obs[rand @obs];
		2724
		2725	# see if we actually can go there
		2726	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2727	$ob = $obs[rand @obs];
		2728	} else {
		2729	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2730	}
		2731	# else put us there anyways for now #d#
		2732
		2733	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2734	} else {
		2735	($path, $x, $y) = (undef, undef, undef);
		2736	}
		2737	}
		2738
2420	my $map = eval {	2739	my $map = eval {
2421	my $map = cf::map::find $path;	2740	my $map = defined $path ? cf::map::find $path : undef;
2422		2741
2423	if ($map) {	2742	if ($map) {
2424	$map = $map->customise_for ($self);	2743	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2744	$map = $check->($map, $x, $y, $self) if $check && $map;
2426	} else {	2745	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2746	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2747	}
2429		2748
2430	$map	2749	$map
2431	};	2750	};
2432		2751
…		…
2438	if ($gen == $self->{_goto_generation}) {	2757	if ($gen == $self->{_goto_generation}) {
2439	delete $self->{_goto_generation};	2758	delete $self->{_goto_generation};
2440	$self->leave_link ($map, $x, $y);	2759	$self->leave_link ($map, $x, $y);
2441	}	2760	}
2442		2761
2443	$done->() if $done;	2762	$done->($self) if $done;
2444	})->prio (1);	2763	})->prio (1);
2445	}	2764	}
2446		2765
2447	=item $player_object->enter_exit ($exit_object)	2766	=item $player_object->enter_exit ($exit_object)
2448		2767
…		…
2468	}	2787	}
2469		2788
2470	sub prepare_random_map {	2789	sub prepare_random_map {
2471	my ($exit) = @_;	2790	my ($exit) = @_;
2472		2791
2473	my $guard = cf::lock_acquire "exit_prepare:$exit";
2474
2475	# all this does is basically replace the /! path by	2792	# all this does is basically replace the /! path by
2476	# a new random map path (?random/...) with a seed	2793	# a new random map path (?random/...) with a seed
2477	# that depends on the exit object	2794	# that depends on the exit object
2478		2795
2479	my $rmp = parse_random_map_params $exit->msg;	2796	my $rmp = parse_random_map_params $exit->msg;
…		…
2481	if ($exit->map) {	2798	if ($exit->map) {
2482	$rmp->{region} = $exit->region->name;	2799	$rmp->{region} = $exit->region->name;
2483	$rmp->{origin_map} = $exit->map->path;	2800	$rmp->{origin_map} = $exit->map->path;
2484	$rmp->{origin_x} = $exit->x;	2801	$rmp->{origin_x} = $exit->x;
2485	$rmp->{origin_y} = $exit->y;	2802	$rmp->{origin_y} = $exit->y;
		2803
		2804	$exit->map->touch;
2486	}	2805	}
2487		2806
2488	$rmp->{random_seed} ||= $exit->random_seed;	2807	$rmp->{random_seed} ||= $exit->random_seed;
2489		2808
2490	my $data = cf::to_json $rmp;	2809	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2810	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2811	my $meta = "$RANDOMDIR/$md5.meta";
2493		2812
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2813	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2814	aio_write $fh, 0, (length $data), $data, 0;
2496	undef $fh;	2815	undef $fh;
2497	aio_rename "$meta~", $meta;	2816	aio_rename "$meta~", $meta;
2498		2817
		2818	my $slaying = "?random/$md5";
		2819
		2820	if ($exit->valid) {
2499	$exit->slaying ("?random/$md5");	2821	$exit->slaying ("?random/$md5");
2500	$exit->msg (undef);	2822	$exit->msg (undef);
		2823	}
2501	}	2824	}
2502	}	2825	}
2503		2826
2504	sub cf::object::player::enter_exit {	2827	sub cf::object::player::enter_exit {
2505	my ($self, $exit) = @_;	2828	my ($self, $exit) = @_;
2506		2829
2507	return unless $self->type == cf::PLAYER;	2830	return unless $self->type == cf::PLAYER;
2508		2831
2509	if ($exit->slaying eq "/!") {
2510	#TODO: this should de-fi-ni-te-ly not be a sync-job
2511	# the problem is that $exit might not survive long enough
2512	# so it needs to be done right now, right here
2513	cf::sync_job { prepare_random_map $exit };
2514	}
2515
2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2517	my $hp = $exit->stats->hp;
2518	my $sp = $exit->stats->sp;
2519
2520	$self->enter_link;	2832	$self->enter_link;
2521		2833
2522	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);
2525
2526	(async {	2834	(async {
2527	$self->deactivate_recursive; # just to be sure	2835	$Coro::current->{desc} = "enter_exit";
		2836
2528	unless (eval {	2837	unless (eval {
		2838	$self->deactivate_recursive; # just to be sure
		2839
		2840	# random map handling
		2841	{
		2842	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2843
		2844	prepare_random_map $exit
		2845	if $exit->slaying eq "/!";
		2846	}
		2847
		2848	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2849	my $x = $exit->stats->hp;
		2850	my $y = $exit->stats->sp;
		2851
2529	$self->goto ($slaying, $hp, $sp);	2852	$self->goto ($map, $x, $y);
2530		2853
		2854	# if exit is damned, update players death & WoR home-position
		2855	$self->contr->savebed ($map, $x, $y)
		2856	if $exit->flag (cf::FLAG_DAMNED);
		2857
2531	1;	2858	1
2532	}) {	2859	}) {
2533	$self->message ("Something went wrong deep within the crossfire server. "	2860	$self->message ("Something went wrong deep within the deliantra server. "
2534	. "I'll try to bring you back to the map you were before. "	2861	. "I'll try to bring you back to the map you were before. "
2535	. "Please report this to the dungeon master!",	2862	. "Please report this to the dungeon master!",
2536	cf::NDI_UNIQUE | cf::NDI_RED);	2863	cf::NDI_UNIQUE | cf::NDI_RED);
2537		2864
2538	warn "ERROR in enter_exit: $@";	2865	error "ERROR in enter_exit: $@";
2539	$self->leave_link;	2866	$self->leave_link;
2540	}	2867	}
2541	})->prio (1);	2868	})->prio (1);
2542	}	2869	}
2543		2870
…		…
2555	sub cf::client::send_drawinfo {	2882	sub cf::client::send_drawinfo {
2556	my ($self, $text, $flags) = @_;	2883	my ($self, $text, $flags) = @_;
2557		2884
2558	utf8::encode $text;	2885	utf8::encode $text;
2559	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2886	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2887	}
		2888
		2889	=item $client->send_big_packet ($pkt)
		2890
		2891	Like C<send_packet>, but tries to compress large packets, and fragments
		2892	them as required.
		2893
		2894	=cut
		2895
		2896	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2897
		2898	sub cf::client::send_big_packet {
		2899	my ($self, $pkt) = @_;
		2900
		2901	# try lzf for large packets
		2902	$pkt = "lzf " . Compress::LZF::compress $pkt
		2903	if 1024 <= length $pkt and $self->{can_lzf};
		2904
		2905	# split very large packets
		2906	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2907	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2908	$pkt = "frag";
		2909	}
		2910
		2911	$self->send_packet ($pkt);
2560	}	2912	}
2561		2913
2562	=item $client->send_msg ($channel, $msg, $color, [extra...])	2914	=item $client->send_msg ($channel, $msg, $color, [extra...])
2563		2915
2564	Send a drawinfo or msg packet to the client, formatting the msg for the	2916	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	2918	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	2919	the message unless the client supports the msg packet.
2568		2920
2569	=cut	2921	=cut
2570		2922
		2923	# non-persistent channels (usually the info channel)
2571	our %CHANNEL = (	2924	our %CHANNEL = (
		2925	"c/motd" => {
		2926	id => "infobox",
		2927	title => "MOTD",
		2928	reply => undef,
		2929	tooltip => "The message of the day",
		2930	},
2572	"c/identify" => {	2931	"c/identify" => {
2573	id => "identify",	2932	id => "infobox",
2574	title => "Identify",	2933	title => "Identify",
2575	reply => undef,	2934	reply => undef,
2576	tooltip => "Items recently identified",	2935	tooltip => "Items recently identified",
2577	},	2936	},
2578	"c/examine" => {	2937	"c/examine" => {
2579	id => "examine",	2938	id => "infobox",
2580	title => "Examine",	2939	title => "Examine",
2581	reply => undef,	2940	reply => undef,
2582	tooltip => "Signs and other items you examined",	2941	tooltip => "Signs and other items you examined",
2583	},	2942	},
		2943	"c/shopinfo" => {
		2944	id => "infobox",
		2945	title => "Shop Info",
		2946	reply => undef,
		2947	tooltip => "What your bargaining skill tells you about the shop",
		2948	},
		2949	"c/book" => {
		2950	id => "infobox",
		2951	title => "Book",
		2952	reply => undef,
		2953	tooltip => "The contents of a note or book",
		2954	},
		2955	"c/lookat" => {
		2956	id => "infobox",
		2957	title => "Look",
		2958	reply => undef,
		2959	tooltip => "What you saw there",
		2960	},
		2961	"c/who" => {
		2962	id => "infobox",
		2963	title => "Players",
		2964	reply => undef,
		2965	tooltip => "Shows players who are currently online",
		2966	},
		2967	"c/body" => {
		2968	id => "infobox",
		2969	title => "Body Parts",
		2970	reply => undef,
		2971	tooltip => "Shows which body parts you posess and are available",
		2972	},
		2973	"c/statistics" => {
		2974	id => "infobox",
		2975	title => "Statistics",
		2976	reply => undef,
		2977	tooltip => "Shows your primary statistics",
		2978	},
		2979	"c/skills" => {
		2980	id => "infobox",
		2981	title => "Skills",
		2982	reply => undef,
		2983	tooltip => "Shows your experience per skill and item power",
		2984	},
		2985	"c/shopitems" => {
		2986	id => "infobox",
		2987	title => "Shop Items",
		2988	reply => undef,
		2989	tooltip => "Shows the items currently for sale in this shop",
		2990	},
		2991	"c/resistances" => {
		2992	id => "infobox",
		2993	title => "Resistances",
		2994	reply => undef,
		2995	tooltip => "Shows your resistances",
		2996	},
		2997	"c/pets" => {
		2998	id => "infobox",
		2999	title => "Pets",
		3000	reply => undef,
		3001	tooltip => "Shows information abotu your pets/a specific pet",
		3002	},
		3003	"c/perceiveself" => {
		3004	id => "infobox",
		3005	title => "Perceive Self",
		3006	reply => undef,
		3007	tooltip => "You gained detailed knowledge about yourself",
		3008	},
		3009	"c/uptime" => {
		3010	id => "infobox",
		3011	title => "Uptime",
		3012	reply => undef,
		3013	tooltip => "How long the server has been running since last restart",
		3014	},
		3015	"c/mapinfo" => {
		3016	id => "infobox",
		3017	title => "Map Info",
		3018	reply => undef,
		3019	tooltip => "Information related to the maps",
		3020	},
		3021	"c/party" => {
		3022	id => "party",
		3023	title => "Party",
		3024	reply => "gsay ",
		3025	tooltip => "Messages and chat related to your party",
		3026	},
		3027	"c/death" => {
		3028	id => "death",
		3029	title => "Death",
		3030	reply => undef,
		3031	tooltip => "Reason for and more info about your most recent death",
		3032	},
		3033	"c/say" => $SAY_CHANNEL,
		3034	"c/chat" => $CHAT_CHANNEL,
2584	);	3035	);
2585		3036
2586	sub cf::client::send_msg {	3037	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	3038	my ($self, $channel, $msg, $color, @extra) = @_;
2588		3039
2589	$msg = $self->pl->expand_cfpod ($msg);	3040	$msg = $self->pl->expand_cfpod ($msg)
		3041	unless $color & cf::NDI_VERBATIM;
2590		3042
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	3043	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		3044
2593	# check predefined channels, for the benefit of C	3045	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3046	if ($CHANNEL{$channel}) {
		3047	$channel = $CHANNEL{$channel};
2595		3048
		3049	$self->ext_msg (channel_info => $channel);
		3050	$channel = $channel->{id};
		3051
2596	if (ref $channel) {	3052	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	3053	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	3054	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	3055	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	3056	$self->ext_msg (channel_info => $channel);
2601	if $self->can_msg;
2602	}	3057	}
2603		3058
2604	$channel = $channel->{id};	3059	$channel = $channel->{id};
2605	}	3060	}
2606		3061
2607	return unless @extra || length $msg;	3062	return unless @extra || length $msg;
2608		3063
2609	if ($self->can_msg) {
2610	# default colour, mask it out	3064	# default colour, mask it out
2611	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3065	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2612	if $color & cf::NDI_DEF;	3066	if $color & cf::NDI_DEF;
2613		3067
2614	$self->send_packet ("msg " . $self->{json_coder}->encode (	3068	my $pkt = "msg "
		3069	. $self->{json_coder}->encode (
2615	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3070	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2616	} else {	3071	);
2617	if ($color >= 0) {
2618	# replace some tags by gcfclient-compatible ones
2619	for ($msg) {
2620	1 while
2621	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2622	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2623	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2624	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2625	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2626	}
2627		3072
2628	$color &= cf::NDI_COLOR_MASK;	3073	$self->send_big_packet ($pkt);
2629
2630	utf8::encode $msg;
2631
2632	if (0 && $msg =~ /\[/) {
2633	# COMMAND/INFO
2634	$self->send_packet ("drawextinfo $color 10 8 $msg")
2635	} else {
2636	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2637	$self->send_packet ("drawinfo $color $msg")
2638	}
2639	}
2640	}
2641	}	3074	}
2642		3075
2643	=item $client->ext_msg ($type, @msg)	3076	=item $client->ext_msg ($type, @msg)
2644		3077
2645	Sends an ext event to the client.	3078	Sends an ext event to the client.
…		…
2648		3081
2649	sub cf::client::ext_msg($$@) {	3082	sub cf::client::ext_msg($$@) {
2650	my ($self, $type, @msg) = @_;	3083	my ($self, $type, @msg) = @_;
2651		3084
2652	if ($self->extcmd == 2) {	3085	if ($self->extcmd == 2) {
2653	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2654	} elsif ($self->extcmd == 1) { # TODO: remove	3087	} elsif ($self->extcmd == 1) { # TODO: remove
2655	push @msg, msgtype => "event_$type";	3088	push @msg, msgtype => "event_$type";
2656	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3089	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2657	}	3090	}
2658	}	3091	}
2659		3092
2660	=item $client->ext_reply ($msgid, @msg)	3093	=item $client->ext_reply ($msgid, @msg)
2661		3094
…		…
2665		3098
2666	sub cf::client::ext_reply($$@) {	3099	sub cf::client::ext_reply($$@) {
2667	my ($self, $id, @msg) = @_;	3100	my ($self, $id, @msg) = @_;
2668		3101
2669	if ($self->extcmd == 2) {	3102	if ($self->extcmd == 2) {
2670	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3103	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2671	} elsif ($self->extcmd == 1) {	3104	} elsif ($self->extcmd == 1) {
2672	#TODO: version 1, remove	3105	#TODO: version 1, remove
2673	unshift @msg, msgtype => "reply", msgid => $id;	3106	unshift @msg, msgtype => "reply", msgid => $id;
2674	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3107	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2675	}	3108	}
2676	}	3109	}
2677		3110
2678	=item $success = $client->query ($flags, "text", \&cb)	3111	=item $success = $client->query ($flags, "text", \&cb)
2679		3112
…		…
2750		3183
2751	$ns->ext_reply ($reply, @reply)	3184	$ns->ext_reply ($reply, @reply)
2752	if $reply;	3185	if $reply;
2753		3186
2754	} else {	3187	} else {
2755	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3188	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2756	}	3189	}
2757		3190
2758	cf::override;	3191	cf::override;
2759	},	3192	},
2760	);	3193	);
…		…
2780		3213
2781	$coro	3214	$coro
2782	}	3215	}
2783		3216
2784	cf::client->attach (	3217	cf::client->attach (
2785	on_destroy => sub {	3218	on_client_destroy => sub {
2786	my ($ns) = @_;	3219	my ($ns) = @_;
2787		3220
2788	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3221	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2789	},	3222	},
2790	);	3223	);
…		…
2806	our $safe_hole = new Safe::Hole;	3239	our $safe_hole = new Safe::Hole;
2807		3240
2808	$SIG{FPE} = 'IGNORE';	3241	$SIG{FPE} = 'IGNORE';
2809		3242
2810	$safe->permit_only (Opcode::opset qw(	3243	$safe->permit_only (Opcode::opset qw(
2811	:base_core :base_mem :base_orig :base_math	3244	:base_core :base_mem :base_orig :base_math :base_loop
2812	grepstart grepwhile mapstart mapwhile	3245	grepstart grepwhile mapstart mapwhile
2813	sort time	3246	sort time
2814	));	3247	));
2815		3248
2816	# here we export the classes and methods available to script code	3249	# here we export the classes and methods available to script code
…		…
2818	=pod	3251	=pod
2819		3252
2820	The following functions and methods are available within a safe environment:	3253	The following functions and methods are available within a safe environment:
2821		3254
2822	cf::object	3255	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3256	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3257	insert remove name archname title slaying race decrease split
		3258	value
2825		3259
2826	cf::object::player	3260	cf::object::player
2827	player	3261	player
2828		3262
2829	cf::player	3263	cf::player
…		…
2834		3268
2835	=cut	3269	=cut
2836		3270
2837	for (	3271	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3272	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3273	insert remove inv nrof name archname title slaying race
2840	decrease_ob_nr)],	3274	decrease split destroy change_exp value msg lore send_msg)],
2841	["cf::object::player" => qw(player)],	3275	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3276	["cf::player" => qw(peaceful send_msg)],
2843	["cf::map" => qw(trigger)],	3277	["cf::map" => qw(trigger)],
2844	) {	3278	) {
2845	no strict 'refs';
2846	my ($pkg, @funs) = @$_;	3279	my ($pkg, @funs) = @$_;
2847	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3280	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2848	for @funs;	3281	for @funs;
2849	}	3282	}
2850		3283
…		…
2865		3298
2866	my $qcode = $code;	3299	my $qcode = $code;
2867	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3300	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2868	$qcode =~ s/\n/\\n/g;	3301	$qcode =~ s/\n/\\n/g;
2869		3302
		3303	%vars = (_dummy => 0) unless %vars;
		3304
		3305	my @res;
2870	local $_;	3306	local $_;
2871	local @safe::cf::_safe_eval_args = values %vars;
2872		3307
2873	my $eval =	3308	my $eval =
2874	"do {\n"	3309	"do {\n"
2875	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3310	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2876	. "#line 0 \"{$qcode}\"\n"	3311	. "#line 0 \"{$qcode}\"\n"
2877	. $code	3312	. $code
2878	. "\n}"	3313	. "\n}"
2879	;	3314	;
2880		3315
		3316	if ($CFG{safe_eval}) {
2881	sub_generation_inc;	3317	sub_generation_inc;
		3318	local @safe::cf::_safe_eval_args = values %vars;
2882	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3319	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2883	sub_generation_inc;	3320	sub_generation_inc;
		3321	} else {
		3322	local @cf::_safe_eval_args = values %vars;
		3323	@res = wantarray ? eval eval : scalar eval $eval;
		3324	}
2884		3325
2885	if ($@) {	3326	if ($@) {
2886	warn "$@";	3327	warn "$@",
2887	warn "while executing safe code '$code'\n";	3328	"while executing safe code '$code'\n",
2888	warn "with arguments " . (join " ", %vars) . "\n";	3329	"with arguments " . (join " ", %vars) . "\n";
2889	}	3330	}
2890		3331
2891	wantarray ? @res : $res[0]	3332	wantarray ? @res : $res[0]
2892	}	3333	}
2893		3334
…		…
2907	=cut	3348	=cut
2908		3349
2909	sub register_script_function {	3350	sub register_script_function {
2910	my ($fun, $cb) = @_;	3351	my ($fun, $cb) = @_;
2911		3352
2912	no strict 'refs';	3353	$fun = "safe::$fun" if $CFG{safe_eval};
2913	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3354	*$fun = $safe_hole->wrap ($cb);
2914	}	3355	}
2915		3356
2916	=back	3357	=back
2917		3358
2918	=cut	3359	=cut
…		…
2927	# for this (global event?)	3368	# for this (global event?)
2928	%ext::player_env::MUSIC_FACE_CACHE = ();	3369	%ext::player_env::MUSIC_FACE_CACHE = ();
2929		3370
2930	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3371	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2931		3372
2932	warn "loading facedata from $path\n";	3373	trace "loading facedata from $path\n";
2933		3374
2934	my $facedata;	3375	my $facedata;
2935	0 < aio_load $path, $facedata	3376	0 < aio_load $path, $facedata
2936	or die "$path: $!";	3377	or die "$path: $!";
2937		3378
…		…
2939		3380
2940	$facedata->{version} == 2	3381	$facedata->{version} == 2
2941	or cf::cleanup "$path: version mismatch, cannot proceed.";	3382	or cf::cleanup "$path: version mismatch, cannot proceed.";
2942		3383
2943	# patch in the exptable	3384	# patch in the exptable
		3385	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2944	$facedata->{resource}{"res/exp_table"} = {	3386	$facedata->{resource}{"res/exp_table"} = {
2945	type => FT_RSRC,	3387	type => FT_RSRC,
2946	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3388	data => $exp_table,
		3389	hash => (Digest::MD5::md5 $exp_table),
2947	};	3390	};
2948	cf::cede_to_tick;	3391	cf::cede_to_tick;
2949		3392
2950	{	3393	{
2951	my $faces = $facedata->{faceinfo};	3394	my $faces = $facedata->{faceinfo};
2952		3395
2953	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3397	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3398
2955	cf::face::set_visibility $idx, $info->{visibility};	3399	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3400	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3401	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3402	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2959		3403
2960	cf::cede_to_tick;	3404	cf::cede_to_tick;
2961	}	3405	}
2962		3406
2963	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3408	next unless $info->{smooth};
		3409
2965	my $idx = cf::face::find $face	3410	my $idx = cf::face::find $face
2966	or next;	3411	or next;
		3412
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3413	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3414	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3415	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3416	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3417	error "smooth face '$info->{smooth}' not found for face '$face'";
2972	}	3418	}
2973		3419
2974	cf::cede_to_tick;	3420	cf::cede_to_tick;
2975	}	3421	}
2976	}	3422	}
…		…
2985		3431
2986	cf::anim::invalidate_all; # d'oh	3432	cf::anim::invalidate_all; # d'oh
2987	}	3433	}
2988		3434
2989	{	3435	{
2990	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3436	my $res = $facedata->{resource};
2993		3437
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3438	while (my ($name, $info) = each %$res) {
		3439	if (defined $info->{type}) {
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3440	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;
2999		3441
3000	if ($info->{type} & 1) {	3442	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3001	# prepend meta info	3443	cf::face::set_type $idx, $info->{type};
3002
3003	my $meta = $enc->encode ({
3004	name => $name,
3005	%{ $info->{meta} || {} },
3006	});
3007
3008	$data = pack "(w/a*)*", $meta, $info->{data};
3009	} else {	3444	} else {
3010	$data = $info->{data};	3445	$RESOURCE{$name} = $info; # unused
3011	}	3446	}
3012		3447
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3448	cf::cede_to_tick;
3017	}	3449	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3450	}
		3451
		3452	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3453
3038	1	3454	1
3039	}	3455	}
3040		3456
3041	register_exticmd fx_want => sub {	3457	register_exticmd fx_want => sub {
…		…
3043		3459
3044	while (my ($k, $v) = each %$want) {	3460	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3461	$ns->fx_want ($k, $v);
3046	}	3462	}
3047	};	3463	};
		3464
		3465	sub load_resource_file($) {
		3466	my $guard = lock_acquire "load_resource_file";
		3467
		3468	my $status = load_resource_file_ $_[0];
		3469	get_slot 0.1, 100;
		3470	cf::arch::commit_load;
		3471
		3472	$status
		3473	}
3048		3474
3049	sub reload_regions {	3475	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3476	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3477	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3478	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3492	}
3067		3493
3068	sub reload_archetypes {	3494	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3495	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3496	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references
3072	# this really needs to be done in an extra post-pass
3073	# (which needs to be synchronous, so solve it differently)
3074	load_resource_file "$DATADIR/archetypes"
3075	or die "unable to load archetypes\n";
3076	}	3497	}
3077		3498
3078	sub reload_treasures {	3499	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3500	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3501	or die "unable to load treasurelists\n";
3081	}	3502	}
3082		3503
		3504	sub reload_exp {
		3505	cf::init_experience;
		3506	}
		3507
		3508	sub reload_sound {
		3509	trace "loading sound config from $DATADIR/sound\n";
		3510
		3511	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3512	or die "$DATADIR/sound $!";
		3513
		3514	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3515
		3516	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3517	my $sound = $soundconf->{compat}[$_]
		3518	or next;
		3519
		3520	my $face = cf::face::find "sound/$sound->[1]";
		3521	cf::sound::set $sound->[0] => $face;
		3522	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3523	}
		3524
		3525	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3526	my $face = cf::face::find "sound/$v";
		3527	cf::sound::set $k => $face;
		3528	}
		3529	}
		3530
3083	sub reload_resources {	3531	sub reload_resources {
3084	warn "reloading resource files...\n";	3532	trace "reloading resource files...\n";
3085		3533
		3534	reload_exp;
		3535	reload_facedata;
		3536	reload_sound;
		3537	reload_archetypes;
3086	reload_regions;	3538	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3539	reload_treasures;
3091		3540
3092	warn "finished reloading resource files\n";	3541	trace "finished reloading resource files\n";
3093	}
3094
3095	sub init {
3096	reload_resources;
3097	}	3542	}
3098		3543
3099	sub reload_config {	3544	sub reload_config {
		3545	trace "reloading config file...\n";
		3546
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3547	open my $fh, "<:utf8", "$CONFDIR/config"
3101	or return;	3548	or return;
3102		3549
3103	local $/;	3550	local $/;
3104	*CFG = YAML::Syck::Load <$fh>;	3551	*CFG = YAML::XS::Load scalar <$fh>;
3105		3552
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3553	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3107		3554
3108	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3555	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3109	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3556	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3110		3557
3111	if (exists $CFG{mlockall}) {	3558	if (exists $CFG{mlockall}) {
…		…
3113	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3560	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3114	and die "WARNING: m(un)lockall failed: $!\n";	3561	and die "WARNING: m(un)lockall failed: $!\n";
3115	};	3562	};
3116	warn $@ if $@;	3563	warn $@ if $@;
3117	}	3564	}
		3565
		3566	trace "finished reloading resource files\n";
		3567	}
		3568
		3569	sub pidfile() {
		3570	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3571	or die "$PIDFILE: $!";
		3572	flock $fh, &Fcntl::LOCK_EX
		3573	or die "$PIDFILE: flock: $!";
		3574	$fh
		3575	}
		3576
		3577	# make sure only one server instance is running at any one time
		3578	sub atomic {
		3579	my $fh = pidfile;
		3580
		3581	my $pid = <$fh>;
		3582	kill 9, $pid if $pid > 0;
		3583
		3584	seek $fh, 0, 0;
		3585	print $fh $$;
		3586	}
		3587
		3588	sub main_loop {
		3589	trace "EV::loop starting\n";
		3590	if (1) {
		3591	EV::loop;
		3592	}
		3593	trace "EV::loop returned\n";
		3594	goto &main_loop unless $REALLY_UNLOOP;
3118	}	3595	}
3119		3596
3120	sub main {	3597	sub main {
		3598	cf::init_globals; # initialise logging
		3599
		3600	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3601	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3602	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3603	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3604
		3605	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3606
3121	# we must not ever block the main coroutine	3607	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3608	local $Coro::idle = sub {
3123	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3609	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124	(async {	3610	(async {
3125	Event::one_event;	3611	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3612	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3613	})->prio (Coro::PRIO_MAX);
3127	};	3614	};
3128		3615
		3616	evthread_start IO::AIO::poll_fileno;
		3617
		3618	cf::sync_job {
		3619	cf::incloader::init ();
		3620
		3621	cf::init_anim;
		3622	cf::init_attackmess;
		3623	cf::init_dynamic;
		3624
		3625	cf::load_settings;
		3626	cf::load_materials;
		3627
		3628	reload_resources;
3129	reload_config;	3629	reload_config;
3130	db_init;	3630	db_init;
		3631
		3632	cf::init_uuid;
		3633	cf::init_signals;
		3634	cf::init_skills;
		3635
		3636	cf::init_beforeplay;
		3637
		3638	atomic;
		3639
3131	load_extensions;	3640	load_extensions;
3132		3641
3133	$TICK_WATCHER->start;	3642	utime time, time, $RUNTIMEFILE;
3134	Event::loop;	3643
		3644	# no (long-running) fork's whatsoever before this point(!)
		3645	use POSIX ();
		3646	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3647
		3648	(pop @POST_INIT)->(0) while @POST_INIT;
		3649	};
		3650
		3651	cf::object::thawer::errors_are_fatal 0;
		3652	info "parse errors in files are no longer fatal from this point on.\n";
		3653
		3654	my $free_main; $free_main = EV::idle sub {
		3655	undef $free_main;
		3656	undef &main; # free gobs of memory :)
		3657	};
		3658
		3659	goto &main_loop;
3135	}	3660	}
3136		3661
3137	#############################################################################	3662	#############################################################################
3138	# initialisation and cleanup	3663	# initialisation and cleanup
3139		3664
3140	# install some emergency cleanup handlers	3665	# install some emergency cleanup handlers
3141	BEGIN {	3666	BEGIN {
		3667	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3668	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3669	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3670	cf::cleanup "SIG$signal";
3150	},
3151	);	3671	};
3152	}	3672	}
3153	}	3673	}
3154		3674
3155	sub write_runtime {	3675	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";	3676	my $t0 = AE::time;
3157		3677
3158	# first touch the runtime file to show we are still running:	3678	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3679	# the fsync below can take a very very long time.
3160		3680
3161	IO::AIO::aio_utime $runtime, undef, undef;	3681	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3162		3682
3163	my $guard = cf::lock_acquire "write_runtime";	3683	my $guard = cf::lock_acquire "write_runtime";
3164		3684
3165	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3685	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3166	or return;	3686	or return;
3167		3687
3168	my $value = $cf::RUNTIME + 90 + 10;	3688	my $value = $cf::RUNTIME + 90 + 10;
3169	# 10 is the runtime save interval, for a monotonic clock	3689	# 10 is the runtime save interval, for a monotonic clock
3170	# 60 allows for the watchdog to kill the server.	3690	# 60 allows for the watchdog to kill the server.
…		…
3180	aio_utime $fh, undef, undef;	3700	aio_utime $fh, undef, undef;
3181		3701
3182	close $fh	3702	close $fh
3183	or return;	3703	or return;
3184		3704
3185	aio_rename "$runtime~", $runtime	3705	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3186	and return;	3706	and return;
3187		3707
3188	warn "runtime file written.\n";	3708	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3189		3709
3190	1	3710	1
		3711	}
		3712
		3713	our $uuid_lock;
		3714	our $uuid_skip;
		3715
		3716	sub write_uuid_sync($) {
		3717	$uuid_skip ||= $_[0];
		3718
		3719	return if $uuid_lock;
		3720	local $uuid_lock = 1;
		3721
		3722	my $uuid = "$LOCALDIR/uuid";
		3723
		3724	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3725	or return;
		3726
		3727	my $value = uuid_seq uuid_cur;
		3728
		3729	unless ($value) {
		3730	info "cowardly refusing to write zero uuid value!\n";
		3731	return;
		3732	}
		3733
		3734	my $value = uuid_str $value + $uuid_skip;
		3735	$uuid_skip = 0;
		3736
		3737	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3738	and return;
		3739
		3740	# always fsync - this file is important
		3741	aio_fsync $fh
		3742	and return;
		3743
		3744	close $fh
		3745	or return;
		3746
		3747	aio_rename "$uuid~", $uuid
		3748	and return;
		3749
		3750	trace "uuid file written ($value).\n";
		3751
		3752	1
		3753
		3754	}
		3755
		3756	sub write_uuid($$) {
		3757	my ($skip, $sync) = @_;
		3758
		3759	$sync ? write_uuid_sync $skip
		3760	: async { write_uuid_sync $skip };
3191	}	3761	}
3192		3762
3193	sub emergency_save() {	3763	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3764	my $freeze_guard = cf::freeze_mainloop;
3195		3765
3196	warn "enter emergency perl save\n";	3766	info "emergency_perl_save: enter\n";
		3767
		3768	# this is a trade-off: we want to be very quick here, so
		3769	# save all maps without fsync, and later call a global sync
		3770	# (which in turn might be very very slow)
		3771	local $USE_FSYNC = 0;
3197		3772
3198	cf::sync_job {	3773	cf::sync_job {
		3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
3199	# use a peculiar iteration method to avoid tripping on perl	3776	# use a peculiar iteration method to avoid tripping on perl
3200	# refcount bugs in for. also avoids problems with players	3777	# refcount bugs in for. also avoids problems with players
3201	# and maps saved/destroyed asynchronously.	3778	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3779	info "emergency_perl_save: begin player save\n";
3203	for my $login (keys %cf::PLAYER) {	3780	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3781	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3782	$pl->valid or next;
		3783	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3784	$pl->save;
3207	}	3785	}
3208	warn "end emergency player save\n";	3786	info "emergency_perl_save: end player save\n";
3209		3787
3210	warn "begin emergency map save\n";	3788	cf::write_runtime_sync; # external watchdog should not bark
		3789
		3790	info "emergency_perl_save: begin map save\n";
3211	for my $path (keys %cf::MAP) {	3791	for my $path (keys %cf::MAP) {
3212	my $map = $cf::MAP{$path} or next;	3792	my $map = $cf::MAP{$path} or next;
3213	$map->valid or next;	3793	$map->valid or next;
3214	$map->save;	3794	$map->save;
3215	}	3795	}
3216	warn "end emergency map save\n";	3796	info "emergency_perl_save: end map save\n";
3217		3797
3218	warn "begin emergency database checkpoint\n";	3798	cf::write_runtime_sync; # external watchdog should not bark
		3799
		3800	info "emergency_perl_save: begin database checkpoint\n";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3801	BDB::db_env_txn_checkpoint $DB_ENV;
3220	warn "end emergency database checkpoint\n";	3802	info "emergency_perl_save: end database checkpoint\n";
		3803
		3804	info "emergency_perl_save: begin write uuid\n";
		3805	write_uuid_sync 1;
		3806	info "emergency_perl_save: end write uuid\n";
		3807
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
		3810	trace "emergency_perl_save: syncing database to disk";
		3811	BDB::db_env_txn_checkpoint $DB_ENV;
		3812
		3813	info "emergency_perl_save: starting sync\n";
		3814	IO::AIO::aio_sync sub {
		3815	info "emergency_perl_save: finished sync\n";
		3816	};
		3817
		3818	cf::write_runtime_sync; # external watchdog should not bark
		3819
		3820	trace "emergency_perl_save: flushing outstanding aio requests";
		3821	while (IO::AIO::nreqs || BDB::nreqs) {
		3822	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3823	}
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
3221	};	3826	};
3222		3827
3223	warn "leave emergency perl save\n";	3828	info "emergency_perl_save: leave\n";
3224	}	3829	}
3225		3830
3226	sub post_cleanup {	3831	sub post_cleanup {
3227	my ($make_core) = @_;	3832	my ($make_core) = @_;
3228		3833
		3834	IO::AIO::flush;
		3835
3229	warn Carp::longmess "post_cleanup backtrace"	3836	error Carp::longmess "post_cleanup backtrace"
3230	if $make_core;	3837	if $make_core;
		3838
		3839	my $fh = pidfile;
		3840	unlink $PIDFILE if <$fh> == $$;
		3841	}
		3842
		3843	# a safer delete_package, copied from Symbol
		3844	sub clear_package($) {
		3845	my $pkg = shift;
		3846
		3847	# expand to full symbol table name if needed
		3848	unless ($pkg =~ /^main::.*::$/) {
		3849	$pkg = "main$pkg" if $pkg =~ /^::/;
		3850	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3851	$pkg .= '::' unless $pkg =~ /::$/;
		3852	}
		3853
		3854	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3855	my $stem_symtab = *{$stem}{HASH};
		3856
		3857	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3858	or return;
		3859
		3860	# clear all symbols
		3861	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3862	for my $name (keys %$leaf_symtab) {
		3863	_gv_clear *{"$pkg$name"};
		3864	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3865	}
3231	}	3866	}
3232		3867
3233	sub do_reload_perl() {	3868	sub do_reload_perl() {
3234	# can/must only be called in main	3869	# can/must only be called in main
3235	if ($Coro::current != $Coro::main) {	3870	unless (in_main) {
3236	warn "can only reload from main coroutine";	3871	error "can only reload from main coroutine";
3237	return;	3872	return;
3238	}	3873	}
3239		3874
		3875	return if $RELOAD++;
		3876
		3877	my $t1 = AE::time;
		3878
		3879	while ($RELOAD) {
		3880	cf::get_slot 0.1, -1, "reload_perl";
3240	warn "reloading...";	3881	info "reloading...";
3241		3882
3242	warn "entering sync_job";	3883	trace "entering sync_job";
3243		3884
3244	cf::sync_job {	3885	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark
3246	cf::emergency_save;	3886	#cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark
3248		3887
3249	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;
3251
3252	# if anything goes wrong in here, we should simply crash as we already saved
3253
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258
3259	warn "flushing outstanding aio requests";
3260	for (;;) {
3261	BDB::flush;
3262	IO::AIO::flush;
3263	Coro::cede;
3264	last unless IO::AIO::nreqs || BDB::nreqs;
3265	warn "iterate...";
3266	}
3267
3268	++$RELOAD;
3269
3270	warn "cancelling all extension coros";	3888	trace "cancelling all extension coros";
3271	$_->cancel for values %EXT_CORO;	3889	$_->cancel for values %EXT_CORO;
3272	%EXT_CORO = ();	3890	%EXT_CORO = ();
3273		3891
3274	warn "removing commands";	3892	trace "removing commands";
3275	%COMMAND = ();	3893	%COMMAND = ();
3276		3894
3277	warn "removing ext/exti commands";	3895	trace "removing ext/exti commands";
3278	%EXTCMD = ();	3896	%EXTCMD = ();
3279	%EXTICMD = ();	3897	%EXTICMD = ();
3280		3898
3281	warn "unloading/nuking all extensions";	3899	trace "unloading/nuking all extensions";
3282	for my $pkg (@EXTS) {	3900	for my $pkg (@EXTS) {
3283	warn "... unloading $pkg";	3901	trace "... unloading $pkg";
3284		3902
3285	if (my $cb = $pkg->can ("unload")) {	3903	if (my $cb = $pkg->can ("unload")) {
3286	eval {	3904	eval {
3287	$cb->($pkg);	3905	$cb->($pkg);
3288	1	3906	1
3289	} or warn "$pkg unloaded, but with errors: $@";	3907	} or error "$pkg unloaded, but with errors: $@";
		3908	}
		3909
		3910	trace "... clearing $pkg";
		3911	clear_package $pkg;
3290	}	3912	}
3291		3913
3292	warn "... nuking $pkg";
3293	Symbol::delete_package $pkg;
3294	}
3295
3296	warn "unloading all perl modules loaded from $LIBDIR";	3914	trace "unloading all perl modules loaded from $LIBDIR";
3297	while (my ($k, $v) = each %INC) {	3915	while (my ($k, $v) = each %INC) {
3298	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3916	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3299		3917
3300	warn "... unloading $k";	3918	trace "... unloading $k";
3301	delete $INC{$k};	3919	delete $INC{$k};
3302		3920
3303	$k =~ s/\.pm$//;	3921	$k =~ s/\.pm$//;
3304	$k =~ s/\//::/g;	3922	$k =~ s/\//::/g;
3305		3923
3306	if (my $cb = $k->can ("unload_module")) {	3924	if (my $cb = $k->can ("unload_module")) {
3307	$cb->();	3925	$cb->();
		3926	}
		3927
		3928	clear_package $k;
3308	}	3929	}
3309		3930
3310	Symbol::delete_package $k;
3311	}
3312
3313	warn "getting rid of safe::, as good as possible";	3931	trace "getting rid of safe::, as good as possible";
3314	Symbol::delete_package "safe::$_"	3932	clear_package "safe::$_"
3315	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3933	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3316		3934
3317	warn "unloading cf.pm \"a bit\"";	3935	trace "unloading cf.pm \"a bit\"";
3318	delete $INC{"cf.pm"};	3936	delete $INC{"cf.pm"};
3319	delete $INC{"cf/pod.pm"};	3937	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3320		3938
3321	# don't, removes xs symbols, too,	3939	# don't, removes xs symbols, too,
3322	# and global variables created in xs	3940	# and global variables created in xs
3323	#Symbol::delete_package __PACKAGE__;	3941	#clear_package __PACKAGE__;
3324		3942
3325	warn "unload completed, starting to reload now";	3943	info "unload completed, starting to reload now";
3326		3944
3327	warn "reloading cf.pm";	3945	trace "reloading cf.pm";
3328	require cf;	3946	require cf;
3329	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3947	cf::_connect_to_perl_1;
3330		3948
3331	warn "loading config and database again";	3949	trace "loading config and database again";
3332	cf::reload_config;	3950	cf::reload_config;
3333		3951
3334	warn "loading extensions";	3952	trace "loading extensions";
3335	cf::load_extensions;	3953	cf::load_extensions;
3336		3954
		3955	if ($REATTACH_ON_RELOAD) {
3337	warn "reattaching attachments to objects/players";	3956	trace "reattaching attachments to objects/players";
3338	_global_reattach; # objects, sockets	3957	_global_reattach; # objects, sockets
3339	warn "reattaching attachments to maps";	3958	trace "reattaching attachments to maps";
3340	reattach $_ for values %MAP;	3959	reattach $_ for values %MAP;
3341	warn "reattaching attachments to players";	3960	trace "reattaching attachments to players";
3342	reattach $_ for values %PLAYER;	3961	reattach $_ for values %PLAYER;
		3962	}
3343		3963
		3964	trace "running post_init jobs";
		3965	(pop @POST_INIT)->(1) while @POST_INIT;
		3966
3344	warn "leaving sync_job";	3967	trace "leaving sync_job";
3345		3968
3346	1	3969	1
3347	} or do {	3970	} or do {
3348	warn $@;	3971	error $@;
3349	warn "error while reloading, exiting.";	3972	cf::cleanup "error while reloading, exiting.";
3350	exit 1;	3973	};
		3974
		3975	info "reloaded";
		3976	--$RELOAD;
3351	};	3977	}
3352		3978
3353	warn "reloaded";	3979	$t1 = AE::time - $t1;
		3980	info "reload completed in ${t1}s\n";
3354	};	3981	};
3355		3982
3356	our $RELOAD_WATCHER; # used only during reload	3983	our $RELOAD_WATCHER; # used only during reload
3357		3984
3358	sub reload_perl() {	3985	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	3986	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	3987	# coro crashes during coro_state_free->destroy here.
3361		3988
3362	$RELOAD_WATCHER ||= Event->timer (	3989	$RELOAD_WATCHER ||= cf::async {
3363	reentrant => 0,	3990	Coro::AIO::aio_wait cache_extensions;
3364	after => 0,	3991
3365	data => WF_AUTOCANCEL,	3992	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3366	cb => sub {
3367	do_reload_perl;	3993	do_reload_perl;
3368	undef $RELOAD_WATCHER;	3994	undef $RELOAD_WATCHER;
3369	},	3995	};
3370	);	3996	};
3371	}	3997	}
3372		3998
3373	register_command "reload" => sub {	3999	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	4000	my ($who, $arg) = @_;
3375		4001
3376	if ($who->flag (FLAG_WIZ)) {	4002	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	4003	$who->message ("reloading server.");
		4004	async {
		4005	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	4006	reload_perl;
		4007	};
3379	}	4008	}
3380	};	4009	};
3381		4010
3382	unshift @INC, $LIBDIR;	4011	#############################################################################
3383		4012
3384	my $bug_warning = 0;	4013	my $bug_warning = 0;
3385		4014
3386	our @WAIT_FOR_TICK;	4015	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;	4016	our @WAIT_FOR_TICK_BEGIN;
3388		4017
3389	sub wait_for_tick {	4018	sub wait_for_tick {
3390	return unless $TICK_WATCHER->is_active;
3391	return if $Coro::current == $Coro::main;	4019	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3392		4020
3393	my $signal = new Coro::Signal;	4021	my $signal = new Coro::Signal;
3394	push @WAIT_FOR_TICK, $signal;	4022	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;	4023	$signal->wait;
3396	}	4024	}
3397		4025
3398	sub wait_for_tick_begin {	4026	sub wait_for_tick_begin {
3399	return unless $TICK_WATCHER->is_active;
3400	return if $Coro::current == $Coro::main;	4027	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3401		4028
3402	my $signal = new Coro::Signal;	4029	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	4030	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	4031	$signal->wait;
3405	}	4032	}
3406		4033
3407	my $min = 1e6;#d#	4034	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	4035	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4036	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	4037	unless ++$bug_warning > 10;
3419	return;	4038	return;
3420	}	4039	}
3421		4040
3422	$NOW = $tick_start = Event::time;
3423
3424	cf::server_tick; # one server iteration	4041	cf::server_tick; # one server iteration
3425		4042
3426	0 && sync_job {#d#	4043	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3427	for(1..10) {
3428	my $t = Event::time;
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3430	or die;
3431		4044
3432	$map->width (50);	4045	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3433	$map->height (50);	4046	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3434	$map->alloc;	4047	Coro::async_pool {
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4048	$Coro::current->{desc} = "runtime saver";
3436	my $t = Event::time - $t;	4049	write_runtime_sync
3437		4050	or error "ERROR: unable to write runtime file: $!";
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	4051	};
		4052	}
3448		4053
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	4055	$sig->send;
3465	}	4056	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	4057	while (my $sig = shift @WAIT_FOR_TICK) {
3467	$sig->send;	4058	$sig->send;
3468	}	4059	}
3469		4060
3470	$NOW = Event::time;	4061	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4062	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		4063
3481	_post_tick;	4064	if (0) {
3482		4065	if ($NEXT_TICK) {
3483		4066	my $jitter = $TICK_START - $NEXT_TICK;
		4067	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4068	debug "jitter $JITTER\n";#d#
		4069	}
3484	},	4070	}
3485	);	4071	}
3486		4072
3487	{	4073	{
3488	BDB::max_poll_time $TICK * 0.1;	4074	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	4075
3490	reentrant => 0,
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	4076	BDB::min_parallel 16;
3498		4077	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	4078	$AnyEvent::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		4079
3514	unless ($DB_ENV) {	4080	unless ($DB_ENV) {
3515	$DB_ENV = BDB::db_env_create;	4081	$DB_ENV = BDB::db_env_create;
		4082	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4083	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4084	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4085	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4086	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516		4087
3517	cf::sync_job {	4088	cf::sync_job {
3518	eval {	4089	eval {
3519	BDB::db_env_open	4090	BDB::db_env_open
3520	$DB_ENV,	4091	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4093	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4094	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	4095	0666;
3525		4096
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4097	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	4098	};
3531		4099
3532	cf::cleanup "db_env_open(db): $@" if $@;	4100	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	4101	};
3534	}	4102	}
		4103
		4104	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4105	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4106	};
		4107	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4108	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4109	};
		4110	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4111	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4112	};
3535	}	4113	}
3536		4114
3537	{	4115	{
		4116	# configure IO::AIO
		4117
3538	IO::AIO::min_parallel 8;	4118	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	4119	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	4120	undef $AnyEvent::AIO::WATCHER;
3543	reentrant => 0,
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	4121	}
3551		4122
3552	my $_log_backtrace;	4123	my $_log_backtrace;
3553		4124
3554	sub _log_backtrace {	4125	sub _log_backtrace {
…		…
3557	$msg =~ s/\n//;	4128	$msg =~ s/\n//;
3558		4129
3559	# limit the # of concurrent backtraces	4130	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	4131	if ($_log_backtrace < 2) {
3561	++$_log_backtrace;	4132	++$_log_backtrace;
		4133	my $perl_bt = Carp::longmess $msg;
3562	async {	4134	async {
		4135	$Coro::current->{desc} = "abt $msg";
		4136
3563	my @bt = fork_call {	4137	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	4138	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4139	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4140	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567	or die "addr2line: $!";	4141	or die "addr2line: $!";
…		…
3575	}	4149	}
3576		4150
3577	@funcs	4151	@funcs
3578	};	4152	};
3579		4153
3580	LOG llevInfo, "[ABT] $msg\n";	4154	LOG llevInfo, "[ABT] $perl_bt\n";
		4155	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3581	LOG llevInfo, "[ABT] $_\n" for @bt;	4156	LOG llevInfo, "[ABT] $_\n" for @bt;
3582	--$_log_backtrace;	4157	--$_log_backtrace;
3583	};	4158	};
3584	} else {	4159	} else {
3585	LOG llevInfo, "[ABT] $msg\n";	4160	LOG llevInfo, "[ABT] $msg\n";
3586	LOG llevInfo, "[ABT] [suppressed]\n";	4161	LOG llevInfo, "[ABT] [suppressed]\n";
3587	}	4162	}
3588	}	4163	}
3589		4164
3590	# load additional modules	4165	# load additional modules
3591	use cf::pod;	4166	require "cf/$_.pm" for @EXTRA_MODULES;
		4167	cf::_connect_to_perl_2;
3592		4168
3593	END { cf::emergency_save }	4169	END { cf::emergency_save }
3594		4170
3595	1	4171	1
3596		4172

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