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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.353 by root, Sun Sep 2 08:43:46 2007 UTC vs.
Revision 1.539 by root, Tue May 4 22:49:21 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
51		80
52	our %COMMAND = ();	81	our %COMMAND = ();
53	our %COMMAND_TIME = ();	82	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	85	our %EXTCMD = ();
57	our %EXTICMD = ();	86	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	87	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	88	our %EXT_MAP = (); # pluggable maps
60		89
61	our $RELOAD; # number of reloads so far	90	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	91	our @EVENT;
		92	our @REFLECT; # set by XS
		93	our %REFLECT; # set by us
63		94
64	our $CONFDIR = confdir;	95	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	96	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	97	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	98	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	99	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	100	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	101	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	102	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	103	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	104	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	105	our $BDBDIR = "$LOCALDIR/db";
		106	our $PIDFILE = "$LOCALDIR/pid";
		107	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		108
		109	our %RESOURCE; # unused
		110
		111	our $OUTPUT_RATE_MIN = 3000;
		112	our $OUTPUT_RATE_MAX = 1000000;
		113
		114	our $MAX_LINKS = 32; # how many chained exits to follow
		115	our $VERBOSE_IO = 1;
75		116
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	117	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	118	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	119	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	120	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		121
		122	our $BDB_DEADLOCK_WATCHER;
		123	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	124	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	125	our $DB_ENV;
		126
		127	our @EXTRA_MODULES = qw(pod match mapscript);
86		128
87	our %CFG;	129	our %CFG;
88		130
89	our $UPTIME; $UPTIME ||= time;	131	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	132	our $RUNTIME;
		133	our $NOW;
91		134
92	our %PLAYER; # all users	135	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	136	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	137	our $LINK_MAP; # the special {link} map, which is always available
95		138
96	# used to convert map paths into valid unix filenames by replacing / by ∕	139	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	140	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		141
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	142	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	143	our $LOADAVG; # same thing, but with alpha-smoothing
		144	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	145	our $TICK_START; # for load detecting purposes
		146
		147	our @POST_INIT;
		148
		149	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		150	our $REALLY_UNLOOP; # never set to true, please :)
102		151
103	binmode STDOUT;	152	binmode STDOUT;
104	binmode STDERR;	153	binmode STDERR;
105		154
106	# read virtual server time, if available	155	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	156	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	157	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	158	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	159	$RUNTIME = <$fh> + 0.;
111	}	160	}
		161
		162	eval "sub TICK() { $TICK } 1" or die;
112		163
113	mkdir $_	164	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	165	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		166
116	our $EMERGENCY_POSITION;	167	our $EMERGENCY_POSITION;
117		168
118	sub cf::map::normalise;	169	sub cf::map::normalise;
		170
		171	sub in_main() {
		172	$Coro::current == $Coro::main
		173	}
		174
		175	#############################################################################
		176
		177	%REFLECT = ();
		178	for (@REFLECT) {
		179	my $reflect = JSON::XS::decode_json $_;
		180	$REFLECT{$reflect->{class}} = $reflect;
		181	}
		182
		183	# this is decidedly evil
		184	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		185
120	#############################################################################	186	#############################################################################
121		187
122	=head2 GLOBAL VARIABLES	188	=head2 GLOBAL VARIABLES
123		189
…		…
159		225
160	The raw value load value from the last tick.	226	The raw value load value from the last tick.
161		227
162	=item %cf::CFG	228	=item %cf::CFG
163		229
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	230	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	231	from wherever your confdir points to.
166		232
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	233	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		234
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	235	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	236	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.	237	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		238
173	=item @cf::INVOKE_RESULTS	239	=item @cf::INVOKE_RESULTS
174		240
175	This array contains the results of the last C<invoke ()> call. When	241	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	242	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	243	that call.
178		244
		245	=item %cf::REFLECT
		246
		247	Contains, for each (C++) class name, a hash reference with information
		248	about object members (methods, scalars, arrays and flags) and other
		249	metadata, which is useful for introspection.
		250
179	=back	251	=back
180		252
181	=cut	253	=cut
182		254
183	BEGIN {	255	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	256	sub warn (@) { LOG llevWarn , join "", @_ }
		257	sub info (@) { LOG llevInfo , join "", @_ }
		258	sub debug(@) { LOG llevDebug, join "", @_ }
		259	sub trace(@) { LOG llevTrace, join "", @_ }
		260
		261	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	262	my $msg = join "", @_;
186		263
187	$msg .= "\n"	264	$msg .= "\n"
188	unless $msg =~ /\n$/;	265	unless $msg =~ /\n$/;
189		266
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	267	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		268
192	utf8::encode $msg;
193	LOG llevError, $msg;	269	LOG llevWarn, $msg;
194	};	270	};
195	}	271
		272	$Coro::State::DIEHOOK = sub {
		273	return unless $^S eq 0; # "eq", not "=="
		274
		275	error Carp::longmess $_[0];
		276
		277	if (in_main) {#d#
		278	error "DIEHOOK called in main context, Coro bug?\n";#d#
		279	return;#d#
		280	}#d#
		281
		282	# kill coroutine otherwise
		283	Coro::terminate
		284	};
196		285
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	286	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	287	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	288	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	289	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	296	for my $pkg (qw(
208	cf::global cf::attachable	297	cf::global cf::attachable
209	cf::object cf::object::player	298	cf::object cf::object::player
210	cf::client cf::player	299	cf::client cf::player
211	cf::arch cf::living	300	cf::arch cf::living
		301	cf::map cf::mapspace
212	cf::map cf::party cf::region	302	cf::party cf::region
213	)) {	303	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	304	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	305	}
217		306
218	$Event::DIED = sub {	307	$EV::DIED = sub {
219	warn "error in event callback: @_";	308	Carp::cluck "error in event callback: @_";
220	};	309	};
221		310
222	#############################################################################	311	#############################################################################
223		312
224	=head2 UTILITY FUNCTIONS	313	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	335	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	336	$d
248	} || "[unable to dump $_[0]: '$@']";	337	} || "[unable to dump $_[0]: '$@']";
249	}	338	}
250		339
251	=item $ref = cf::from_json $json	340	=item $ref = cf::decode_json $json
252		341
253	Converts a JSON string into the corresponding perl data structure.	342	Converts a JSON string into the corresponding perl data structure.
254		343
255	=item $json = cf::to_json $ref	344	=item $json = cf::encode_json $ref
256		345
257	Converts a perl data structure into its JSON representation.	346	Converts a perl data structure into its JSON representation.
258		347
259	=cut	348	=cut
260		349
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	350	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		351
263	sub to_json ($) { $json_coder->encode ($_[0]) }	352	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	353	sub decode_json($) { $json_coder->decode ($_[0]) }
		354
		355	=item cf::post_init { BLOCK }
		356
		357	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		358	but I<before> the server starts ticking again.
		359
		360	The cdoeblock will have a single boolean argument to indicate whether this
		361	is a reload or not.
		362
		363	=cut
		364
		365	sub post_init(&) {
		366	push @POST_INIT, shift;
		367	}
265		368
266	=item cf::lock_wait $string	369	=item cf::lock_wait $string
267		370
268	Wait until the given lock is available. See cf::lock_acquire.	371	Wait until the given lock is available. See cf::lock_acquire.
269		372
270	=item my $lock = cf::lock_acquire $string	373	=item my $lock = cf::lock_acquire $string
271		374
272	Wait until the given lock is available and then acquires it and returns	375	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,	376	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	377	for example when the coroutine gets canceled), the lock is automatically
275	returned.	378	returned.
276		379
277	Locks are *not* recursive, locking from the same coro twice results in a	380	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	381	deadlocked coro.
…		…
284		387
285	Return true if the lock is currently active, i.e. somebody has locked it.	388	Return true if the lock is currently active, i.e. somebody has locked it.
286		389
287	=cut	390	=cut
288		391
289	our %LOCK;	392	our $LOCKS = new Coro::SemaphoreSet;
290		393
291	sub lock_wait($) {	394	sub lock_wait($) {
292	my ($key) = @_;	395	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	396	}
300		397
301	sub lock_acquire($) {	398	sub lock_acquire($) {
302	my ($key) = @_;	399	$LOCKS->guard ($_[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	}	400	}
314		401
315	sub lock_active($) {	402	sub lock_active($) {
316	my ($key) = @_;	403	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	404	}
320		405
321	sub freeze_mainloop {	406	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	407	tick_inhibit_inc;
323		408
324	my $guard = Coro::guard {	409	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	410	}
326	};	411
327	$TICK_WATCHER->stop;	412	=item cf::periodic $interval, $cb
328	$guard	413
		414	Like EV::periodic, but randomly selects a starting point so that the actions
		415	get spread over time.
		416
		417	=cut
		418
		419	sub periodic($$) {
		420	my ($interval, $cb) = @_;
		421
		422	my $start = rand List::Util::min 180, $interval;
		423
		424	EV::periodic $start, $interval, 0, $cb
329	}	425	}
330		426
331	=item cf::get_slot $time[, $priority[, $name]]	427	=item cf::get_slot $time[, $priority[, $name]]
332		428
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	429	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		437
342	=cut	438	=cut
343		439
344	our @SLOT_QUEUE;	440	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	441	our $SLOT_QUEUE;
		442	our $SLOT_DECAY = 0.9;
346		443
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	444	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	445	$SLOT_QUEUE = Coro::async {
		446	$Coro::current->desc ("timeslot manager");
		447
349	my $signal = new Coro::Signal;	448	my $signal = new Coro::Signal;
		449	my $busy;
350		450
351	while () {	451	while () {
352	next_job:	452	next_job:
		453
353	my $avail = cf::till_tick;	454	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	455
355	for (0 .. $#SLOT_QUEUE) {	456	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	457	if ($SLOT_QUEUE[$_][0] <= $avail) {
		458	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	459	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	460	$job->[2]->send;
359	Coro::cede;	461	Coro::cede;
360	goto next_job;	462	goto next_job;
361	}	463	} else {
		464	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	465	}
363	}	466	}
364		467
365	if (@SLOT_QUEUE) {	468	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	469	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	470	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	471	$signal->wait;
369	} else {	472	} else {
		473	$busy = 0;
370	Coro::schedule;	474	Coro::schedule;
371	}	475	}
372	}	476	}
373	};	477	};
374		478
375	sub get_slot($;$$) {	479	sub get_slot($;$$) {
		480	return if tick_inhibit || $Coro::current == $Coro::main;
		481
376	my ($time, $pri, $name) = @_;	482	my ($time, $pri, $name) = @_;
377		483
378	$time = $TICK * .6 if $time > $TICK * .6;	484	$time = clamp $time, 0.01, $TICK * .6;
		485
379	my $sig = new Coro::Signal;	486	my $sig = new Coro::Signal;
380		487
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	488	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	489	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	490	$SLOT_QUEUE->ready;
…		…
394		501
395	BEGIN { *async = \&Coro::async_pool }	502	BEGIN { *async = \&Coro::async_pool }
396		503
397	=item cf::sync_job { BLOCK }	504	=item cf::sync_job { BLOCK }
398		505
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	506	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	507	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	508	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	509	acceptable.
403		510
404	If it must be done, put the blocking parts into C<sync_job>. This will run	511	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	512	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	516	=cut
410		517
411	sub sync_job(&) {	518	sub sync_job(&) {
412	my ($job) = @_;	519	my ($job) = @_;
413		520
414	if ($Coro::current == $Coro::main) {	521	if (in_main) {
415	my $time = Event::time;	522	my $time = AE::time;
416		523
417	# this is the main coro, too bad, we have to block	524	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	525	# till the operation succeeds, freezing the server :/
419		526
420	# TODO: use suspend/resume instead	527	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	528
422	my $freeze_guard = freeze_mainloop;	529	my $freeze_guard = freeze_mainloop;
423		530
424	my $busy = 1;	531	my $busy = 1;
425	my @res;	532	my @res;
426		533
427	(async {	534	(async {
		535	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	536	@res = eval { $job->() };
429	warn $@ if $@;	537	error $@ if $@;
430	undef $busy;	538	undef $busy;
431	})->prio (Coro::PRIO_MAX);	539	})->prio (Coro::PRIO_MAX);
432		540
433	while ($busy) {	541	while ($busy) {
434	Coro::cede or Event::one_event;	542	if (Coro::nready) {
		543	Coro::cede_notself;
		544	} else {
		545	EV::loop EV::LOOP_ONESHOT;
435	}	546	}
		547	}
436		548
437	$time = Event::time - $time;	549	my $time = AE::time - $time;
438		550
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	551	$TICK_START += $time; # do not account sync jobs to server load
443		552
444	wantarray ? @res : $res[0]	553	wantarray ? @res : $res[0]
445	} else {	554	} else {
446	# we are in another coroutine, how wonderful, everything just works	555	# we are in another coroutine, how wonderful, everything just works
447		556
…		…
472	=item fork_call { }, $args	581	=item fork_call { }, $args
473		582
474	Executes the given code block with the given arguments in a seperate	583	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	584	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	585	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	586	never block itself or use any form of event handling.
478		587
479	=cut	588	=cut
480		589
481	sub fork_call(&@) {	590	sub fork_call(&@) {
482	my ($cb, @args) = @_;	591	my ($cb, @args) = @_;
483		592
484	# we seemingly have to make a local copy of the whole thing,	593	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	594	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	595	# TODO: investigate and fix (likely this will be rather laborious)
487		596
488	my @res = Coro::Util::fork_eval {	597	my @res = Coro::Util::fork_eval {
489	reset_signals;	598	reset_signals;
490	&$cb	599	&$cb
491	}, @args;	600	}, @args;
492		601
493	wantarray ? @res : $res[-1]	602	wantarray ? @res : $res[-1]
494	}	603	}
495		604
		605	sub objinfo {
		606	(
		607	"counter value" => cf::object::object_count,
		608	"objects created" => cf::object::create_count,
		609	"objects destroyed" => cf::object::destroy_count,
		610	"freelist size" => cf::object::free_count,
		611	"allocated objects" => cf::object::objects_size,
		612	"active objects" => cf::object::actives_size,
		613	)
		614	}
		615
		616	=item $coin = coin_from_name $name
		617
		618	=cut
		619
		620	our %coin_alias = (
		621	"silver" => "silvercoin",
		622	"silvercoin" => "silvercoin",
		623	"silvercoins" => "silvercoin",
		624	"gold" => "goldcoin",
		625	"goldcoin" => "goldcoin",
		626	"goldcoins" => "goldcoin",
		627	"platinum" => "platinacoin",
		628	"platinumcoin" => "platinacoin",
		629	"platinumcoins" => "platinacoin",
		630	"platina" => "platinacoin",
		631	"platinacoin" => "platinacoin",
		632	"platinacoins" => "platinacoin",
		633	"royalty" => "royalty",
		634	"royalties" => "royalty",
		635	);
		636
		637	sub coin_from_name($) {
		638	$coin_alias{$_[0]}
		639	? cf::arch::find $coin_alias{$_[0]}
		640	: undef
		641	}
		642
496	=item $value = cf::db_get $family => $key	643	=item $value = cf::db_get $family => $key
497		644
498	Returns a single value from the environment database.	645	Returns a single value from the environment database.
499		646
500	=item cf::db_put $family => $key => $value	647	=item cf::db_put $family => $key => $value
501		648
502	Stores the given C<$value> in the family. It can currently store binary	649	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).	650	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		651
		652	=item $db = cf::db_table "name"
		653
		654	Create and/or open a new database table. The string must not be "db" and must be unique
		655	within each server.
		656
505	=cut	657	=cut
		658
		659	sub db_table($) {
		660	cf::error "db_get called from main context"
		661	if $Coro::current == $Coro::main;
		662
		663	my ($name) = @_;
		664	my $db = BDB::db_create $DB_ENV;
		665
		666	eval {
		667	$db->set_flags (BDB::CHKSUM);
		668
		669	utf8::encode $name;
		670	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		671	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		672	cf::cleanup "db_open(db): $!" if $!;
		673	};
		674	cf::cleanup "db_open(db): $@" if $@;
		675
		676	$db
		677	}
506		678
507	our $DB;	679	our $DB;
508		680
509	sub db_init {	681	sub db_init {
510	unless ($DB) {	682	$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	}	683	}
525		684
526	sub db_get($$) {	685	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	686	my $key = "$_[0]/$_[1]";
528		687
529	cf::sync_job {	688	cf::error "db_get called from main context"
		689	if $Coro::current == $Coro::main;
		690
530	BDB::db_get $DB, undef, $key, my $data;	691	BDB::db_get $DB, undef, $key, my $data;
531		692
532	$! ? ()	693	$! ? ()
533	: $data	694	: $data
534	}
535	}	695	}
536		696
537	sub db_put($$$) {	697	sub db_put($$$) {
538	BDB::dbreq_pri 4;	698	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	699	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		755
596	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	757	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
599		759
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		761
602	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
605		765
…		…
615		775
616	=cut	776	=cut
617		777
618	sub datalog($@) {	778	sub datalog($@) {
619	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	781	}
622		782
623	=back	783	=back
624		784
625	=cut	785	=cut
626		786
627	#############################################################################	787	#############################################################################
628		788
629	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
630		790
631	Many objects in crossfire are so-called attachable objects. That means you can	791	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
634		794
635	In the following description, CLASS can be any of C<global>, C<object>	795	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	797	Deliantra).
638		798
639	=over 4	799	=over 4
640		800
641	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
642		802
…		…
686	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
687		847
688	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
690		850
691	Some classes such as crossfire maps and objects can specify attachments	851	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.	852	that are attached at load/instantiate time, thus the need for a name.
693		853
694	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
695		855
696	=over 4	856	=over 4
…		…
820		980
821	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		983
824	} elsif (ref $type) {	984	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
826		986
827	} else {	987	} else {
828	shift @arg;	988	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
830	}	990	}
831	}	991	}
832	}	992	}
833		993
834	sub _object_attach {	994	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
845	}	1005	}
846		1006
847	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
848	} else {	1008	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1010	}
851		1011
852	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
853	}	1013	}
854		1014
…		…
913		1073
914	for (@$callbacks) {	1074	for (@$callbacks) {
915	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
916		1076
917	if ($@) {	1077	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1079	override;
921	}	1080	}
922		1081
923	return 1 if $override;	1082	return 1 if $override;
924	}	1083	}
925		1084
926	0	1085	0
927	}	1086	}
928		1087
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1089
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1091
933	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
934		1093
…		…
940		1099
941	=cut	1100	=cut
942		1101
943	#############################################################################	1102	#############################################################################
944	# object support	1103	# object support
945	#
946		1104
		1105	sub _object_equal($$);
		1106	sub _object_equal($$) {
		1107	my ($a, $b) = @_;
		1108
		1109	return 0 unless (ref $a) eq (ref $b);
		1110
		1111	if ("HASH" eq ref $a) {
		1112	my @ka = keys %$a;
		1113	my @kb = keys %$b;
		1114
		1115	return 0 if @ka != @kb;
		1116
		1117	for (0 .. $#ka) {
		1118	return 0 unless $ka[$_] eq $kb[$_];
		1119	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1120	}
		1121
		1122	} elsif ("ARRAY" eq ref $a) {
		1123
		1124	return 0 if @$a != @$b;
		1125
		1126	for (0 .. $#$a) {
		1127	return 0 unless _object_equal $a->[$_], $b->[$_];
		1128	}
		1129
		1130	} elsif ($a ne $b) {
		1131	return 0;
		1132	}
		1133
		1134	1
		1135	}
		1136
		1137	our $SLOW_MERGES;#d#
947	sub _can_merge {	1138	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1139	my ($ob1, $ob2) = @_;
949		1140
950	local $Storable::canonical = 1;	1141	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1142
954	$fob1 eq $fob2	1143	# we do the slow way here
		1144	return _object_equal $ob1, $ob2
955	}	1145	}
956		1146
957	sub reattach {	1147	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1149	my ($obj) = @_;
960		1150
		1151	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1153
963	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
964		1155
965	@$registry = ();	1156	@$registry = ();
966		1157
…		…
971	for (@$attach) {	1162	for (@$attach) {
972	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
974	}	1165	}
975	} else {	1166	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1168	}
978	}	1169	}
979	}	1170	}
980		1171
981	cf::attachable->attach (	1172	cf::attachable->attach (
982	prio => -1000000,	1173	prio => -1000000,
983	on_instantiate => sub {	1174	on_instantiate => sub {
984	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
985		1176
986	$data = from_json $data;	1177	$data = decode_json $data;
987		1178
988	for (@$data) {	1179	for (@$data) {
989	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
990		1181
991	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1198	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1009		1200
1010	sync_job {	1201	sync_job {
1011	if (length $$rdata) {	1202	if (length $$rdata) {
		1203	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1014		1207
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1213	aio_fsync $fh;
		1214	}
1019	close $fh;	1215	aio_close $fh;
1020		1216
1021	if (@$objs) {	1217	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1224	aio_fsync $fh;
		1225	}
1027	close $fh;	1226	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1228	}
1030	} else {	1229	} else {
1031	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1032	}	1231	}
1033		1232
1034	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1237	} else {
1036	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1037	}	1239	}
1038	} else {	1240	} else {
1039	aio_unlink $filename;	1241	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1041	}	1243	}
1042	}	1244	};
1043	}	1245	}
1044		1246
1045	sub object_freezer_as_string {	1247	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1248	my ($rdata, $objs) = @_;
1047		1249
…		…
1059	or return;	1261	or return;
1060		1262
1061	unless (aio_stat "$filename.pst") {	1263	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1264	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1265	or return;
		1266
1064	$av = eval { (Storable::thaw $av)->{objs} };	1267	my $st = eval { Coro::Storable::thaw $av };
		1268	$av = $st->{objs};
1065	}	1269	}
1066		1270
		1271	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
		1275
1069	return ($data, $av);	1276	($data, $av)
1070	}	1277	}
1071		1278
1072	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
1073		1280
1074	=over 4	1281	=over 4
…		…
1128	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1129		1336
1130	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1131	}	1338	}
1132		1339
		1340	use File::Glob ();
		1341
1133	cf::player->attach (	1342	cf::player->attach (
1134	on_command => sub {	1343	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1136		1345
1137	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1138	or return;	1347	or return;
1139		1348
…		…
1162		1371
1163	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1164	if $reply;	1373	if $reply;
1165		1374
1166	} else {	1375	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1377	}
1169		1378
1170	cf::override;	1379	cf::override;
1171	},	1380	},
1172	);	1381	);
1173		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1174	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1175	cf::sync_job {	1399	cf::sync_job {
1176	my %todo;	1400	my %todo;
1177		1401
1178	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1403	next unless -r $path;
…		…
1197		1421
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1424
1201	$ext{source} =	1425	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1204	. $source	1428	. $source
1205	. "\n};\n1";	1429	. "\n};\n1";
1206		1430
1207	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1208	}	1432	}
1209		1433
		1434	my $pass = 0;
1210	my %done;	1435	my %done;
1211	while (%todo) {	1436	while (%todo) {
1212	my $progress;	1437	my $progress;
1213		1438
		1439	++$pass;
		1440
		1441	ext:
1214	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1444	next ext
1217	unless exists $done{$_};	1445	unless exists $done{$_};
1218	}	1446	}
1219		1447
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1449
1222	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";	1454	undef $@; # work around perl 5.10.0 utf-8 caching bug
1225		1455
		1456	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1457	if exists $v->{meta}{mandatory};
1227	warn $msg;	1458
1228	warn "mandatory extension failed to load, exiting.\n";	1459	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1460	delete $todo{$k};
1230	}	1461	} else {
1231		1462	$done{$k} = delete $todo{$k};
1232	warn $msg;	1463	push @EXTS, $v->{pkg};
		1464	$progress = 1;
		1465
		1466	info "$v->{base}: extension inactive.\n"
		1467	unless $active;
1233	}	1468	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1469	}
1239		1470
1240	skip:	1471	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1472	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1473
		1474	while (my ($k, $v) = each %todo) {
		1475	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1476	if exists $v->{meta}{mandatory};
		1477	}
		1478	}
1243	}	1479	}
1244	};	1480	};
1245	}	1481	}
1246		1482
1247	#############################################################################	1483	#############################################################################
1248		1484
1249	=back	1485	=back
1250		1486
1251	=head2 CORE EXTENSIONS	1487	=head2 CORE EXTENSIONS
1252		1488
1253	Functions and methods that extend core crossfire objects.	1489	Functions and methods that extend core deliantra objects.
1254		1490
1255	=cut	1491	=cut
1256		1492
1257	package cf::player;	1493	package cf::player;
1258		1494
1259	use Coro::AIO;	1495	use Coro::AIO;
1260		1496
1261	=head3 cf::player	1497	=head3 cf::player
1262		1498
1263	=over 4	1499	=over 4
		1500
		1501	=item cf::player::num_playing
		1502
		1503	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1504
		1505	=cut
		1506
		1507	sub num_playing {
		1508	scalar grep
		1509	$_->ob->map
		1510	&& !$_->hidden
		1511	&& !$_->ob->flag (cf::FLAG_WIZ),
		1512	cf::player::list
		1513	}
1264		1514
1265	=item cf::player::find $login	1515	=item cf::player::find $login
1266		1516
1267	Returns the given player object, loading it if necessary (might block).	1517	Returns the given player object, loading it if necessary (might block).
1268		1518
…		…
1287		1537
1288	sub exists($) {	1538	sub exists($) {
1289	my ($login) = @_;	1539	my ($login) = @_;
1290		1540
1291	$cf::PLAYER{$login}	1541	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1542	or !aio_stat path $login
1293	}	1543	}
1294		1544
1295	sub find($) {	1545	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1546	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1547	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1554	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1555	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1556	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1557	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1558
1309	my $pl = load_pl path $login	1559	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1560	or return;
		1561
		1562	my $pl = cf::player::load_pl $f
		1563	or return;
		1564
		1565	local $cf::PLAYER_LOADING{$login} = $pl;
		1566	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1567	$cf::PLAYER{$login} = $pl
1312	}	1568	}
1313	}	1569	}
1314	}	1570	}
		1571
		1572	cf::player->attach (
		1573	on_load => sub {
		1574	my ($pl, $path) = @_;
		1575
		1576	# restore slots saved in save, below
		1577	my $slots = delete $pl->{_slots};
		1578
		1579	$pl->ob->current_weapon ($slots->[0]);
		1580	$pl->combat_ob ($slots->[1]);
		1581	$pl->ranged_ob ($slots->[2]);
		1582	},
		1583	);
1315		1584
1316	sub save($) {	1585	sub save($) {
1317	my ($pl) = @_;	1586	my ($pl) = @_;
1318		1587
1319	return if $pl->{deny_save};	1588	return if $pl->{deny_save};
…		…
1323		1592
1324	return if $pl->{deny_save};	1593	return if $pl->{deny_save};
1325		1594
1326	aio_mkdir playerdir $pl, 0770;	1595	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1596	$pl->{last_save} = $cf::RUNTIME;
		1597
		1598	cf::get_slot 0.01;
		1599
		1600	# save slots, to be restored later
		1601	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1602
1329	$pl->save_pl ($path);	1603	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1604	cf::cede_to_tick;
1331	}	1605	}
1332		1606
…		…
1364	my ($pl) = @_;	1638	my ($pl) = @_;
1365		1639
1366	my $name = $pl->ob->name;	1640	my $name = $pl->ob->name;
1367		1641
1368	$pl->{deny_save} = 1;	1642	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1643	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1644
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1645	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1646	$pl->deactivate;
		1647	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1648	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1649	$pl->ns->destroy if $pl->ns;
1375		1650
1376	my $path = playerdir $pl;	1651	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1652	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1688	or return [];
1414		1689
1415	my @logins;	1690	my @logins;
1416		1691
1417	for my $login (@$dirs) {	1692	for my $login (@$dirs) {
		1693	my $path = path $login;
		1694
		1695	# a .pst is a dead give-away for a valid player
		1696	# if no pst file found, open and chekc for blocked users
		1697	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1698	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1699	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1700	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1701	}
1421		1702
1422	utf8::decode $login;	1703	utf8::decode $login;
1423	push @logins, $login;	1704	push @logins, $login;
1424	}	1705	}
1425		1706
1426	\@logins	1707	\@logins
1427	}	1708	}
1428		1709
1429	=item $player->maps	1710	=item $player->maps
		1711
		1712	=item cf::player::maps $login
1430		1713
1431	Returns an arrayref of map paths that are private for this	1714	Returns an arrayref of map paths that are private for this
1432	player. May block.	1715	player. May block.
1433		1716
1434	=cut	1717	=cut
…		…
1452	}	1735	}
1453		1736
1454	\@paths	1737	\@paths
1455	}	1738	}
1456		1739
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1740	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1741
1459	Expand crossfire pod fragments into protocol xml.	1742	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1743
1508	=item $player->ext_reply ($msgid, @msg)	1744	=item $player->ext_reply ($msgid, @msg)
1509		1745
1510	Sends an ext reply to the player.	1746	Sends an ext reply to the player.
1511		1747
…		…
1543		1779
1544	=cut	1780	=cut
1545		1781
1546	sub find_by_path($) {	1782	sub find_by_path($) {
1547	my ($path) = @_;	1783	my ($path) = @_;
		1784
		1785	$path =~ s/^~[^\/]*//; # skip ~login
1548		1786
1549	my ($match, $specificity);	1787	my ($match, $specificity);
1550		1788
1551	for my $region (list) {	1789	for my $region (list) {
1552	if ($region->{match} && $path =~ $region->{match}) {	1790	if ($region->{match} && $path =~ $region->{match}) {
…		…
1578	our $MAX_RESET = 3600;	1816	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1817	our $DEFAULT_RESET = 3000;
1580		1818
1581	sub generate_random_map {	1819	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1820	my ($self, $rmp) = @_;
		1821
		1822	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1823
1583	# mit "rum" bekleckern, nicht	1824	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1825	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1826	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1827	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1828	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588	$rmp->{exit_on_final_map},	1829	$rmp->{exit_on_final_map},
1589	$rmp->{xsize}, $rmp->{ysize},	1830	$rmp->{xsize}, $rmp->{ysize},
1590	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1831	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1832	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1606		1847
1607	sub register {	1848	sub register {
1608	my (undef, $regex, $prio) = @_;	1849	my (undef, $regex, $prio) = @_;
1609	my $pkg = caller;	1850	my $pkg = caller;
1610		1851
1611	no strict;
1612	push @{"$pkg\::ISA"}, __PACKAGE__;	1852	push @{"$pkg\::ISA"}, __PACKAGE__;
1613		1853
1614	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1615	}	1855	}
1616		1856
1617	# also paths starting with '/'	1857	# also paths starting with '/'
1618	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1619		1859
1620	sub thawer_merge {	1860	sub thawer_merge {
1621	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1622		1862
1623	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1709		1949
1710	# the temporary/swap location	1950	# the temporary/swap location
1711	sub save_path {	1951	sub save_path {
1712	my ($self) = @_;	1952	my ($self) = @_;
1713		1953
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1716	}	1956	}
1717		1957
1718	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1719	sub uniq_path {	1959	sub uniq_path {
1720	my ($self) = @_;	1960	my ($self) = @_;
1721		1961
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	1964	}
1734		1965
1735	sub decay_objects {	1966	sub decay_objects {
1736	my ($self) = @_;	1967	my ($self) = @_;
1737		1968
…		…
1750		1981
1751	sub load_header_from($) {	1982	sub load_header_from($) {
1752	my ($self, $path) = @_;	1983	my ($self, $path) = @_;
1753		1984
1754	utf8::encode $path;	1985	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	1986	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	1987	or return;
		1988
		1989	$self->_load_header ($f)
		1990	or return;
		1991
		1992	local $MAP_LOADING{$self->{path}} = $self;
		1993	$f->resolve_delayed_derefs;
1760		1994
1761	$self->{load_path} = $path;	1995	$self->{load_path} = $path;
1762		1996
1763	1	1997	1
1764	}	1998	}
…		…
1818	sub find {	2052	sub find {
1819	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1820		2054
1821	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1822		2056
		2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2059
1825	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1828	or return;	2062	or return;
1829		2063
1830	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1831		2065
…		…
1833	or return;	2067	or return;
1834		2068
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
		2073	undef $guard1;
1838	$map->reset;	2074	$map->reset;
1839	undef $guard;
1840	return find $path;	2075	return find $path;
1841	}	2076	}
1842		2077
1843	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1844	}	2079	}
1845	}	2080	}
1846		2081
1847	sub pre_load { }	2082	sub pre_load { }
1848	sub post_load { }	2083	#sub post_load { } # XS
1849		2084
1850	sub load {	2085	sub load {
1851	my ($self) = @_;	2086	my ($self) = @_;
1852		2087
1853	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
1854		2089
1855	my $path = $self->{path};	2090	my $path = $self->{path};
1856		2091
1857	{	2092	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2093	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2094
		2095	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2096	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2097
1863	$self->in_memory (cf::MAP_LOADING);	2098	$self->in_memory (cf::MAP_LOADING);
1864		2099
1865	$self->alloc;	2100	$self->alloc;
1866		2101
1867	$self->pre_load;	2102	$self->pre_load;
1868	cf::cede_to_tick;	2103	cf::cede_to_tick;
1869		2104
		2105	my $f = new_from_file cf::object::thawer $self->{load_path};
		2106	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2107	$self->_load_objects ($f)
1871	or return;	2108	or return;
1872		2109
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1874	if delete $self->{load_original};	2111	if delete $self->{load_original};
1875		2112
1876	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2114	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2115	unless (aio_stat $uniq) {
		2116	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2117	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2118	$self->_load_objects ($f);
		2119	$f->resolve_delayed_derefs;
		2120	}
1881	}	2121	}
1882	}	2122	}
		2123
		2124	$f->resolve_delayed_derefs;
1883		2125
1884	cf::cede_to_tick;	2126	cf::cede_to_tick;
1885	# now do the right thing for maps	2127	# now do the right thing for maps
1886	$self->link_multipart_objects;	2128	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2129	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2134	$self->decay_objects;
1893	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1894	$self->update_buttons;	2136	$self->update_buttons;
1895	cf::cede_to_tick;	2137	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2138	$self->activate;
1899	}	2139	}
1900		2140
1901	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1903		2143
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2145	}
1906		2146
1907	$self->post_load;	2147	$self->post_load;
1908	}	2148	}
1909		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
1910	sub customise_for {	2153	sub customise_for {
1911	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1912		2155
1913	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2157	if $self->per_player;
…		…
1930	or next;	2173	or next;
1931	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
1932	or next;	2175	or next;
1933	$neigh->load;	2176	$neigh->load;
1934		2177
		2178	# now find the diagonal neighbours
1935	push @neigh,	2179	push @neigh,
1936	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1937	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1938	}	2182	}
1939		2183
…		…
1946	}	2190	}
1947		2191
1948	sub find_sync {	2192	sub find_sync {
1949	my ($path, $origin) = @_;	2193	my ($path, $origin) = @_;
1950		2194
1951	cf::sync_job { find $path, $origin }	2195	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2196	if $Coro::current == $Coro::main;
		2197
		2198	find $path, $origin
1952	}	2199	}
1953		2200
1954	sub do_load_sync {	2201	sub do_load_sync {
1955	my ($map) = @_;	2202	my ($map) = @_;
1956		2203
1957	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2204	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1958	if $Coro::current == $Coro::main;	2205	if $Coro::current == $Coro::main;
1959		2206
1960	cf::sync_job { $map->load };	2207	$map->load;
1961	}	2208	}
1962		2209
1963	our %MAP_PREFETCH;	2210	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2211	our $MAP_PREFETCHER = undef;
1965		2212
…		…
1967	my ($path, $origin, $load) = @_;	2214	my ($path, $origin, $load) = @_;
1968		2215
1969	$path = normalise $path, $origin && $origin->{path};	2216	$path = normalise $path, $origin && $origin->{path};
1970		2217
1971	if (my $map = $cf::MAP{$path}) {	2218	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2219	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2220	}
1974		2221
1975	$MAP_PREFETCH{$path} |= $load;	2222	$MAP_PREFETCH{$path} |= $load;
1976		2223
1977	$MAP_PREFETCHER ||= cf::async {	2224	$MAP_PREFETCHER ||= cf::async {
		2225	$Coro::current->{desc} = "map prefetcher";
		2226
1978	while (%MAP_PREFETCH) {	2227	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2228	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2229	if (my $map = find $k) {
1981	$map->load if $v;	2230	$map->load if $v;
1982	}	2231	}
…		…
1989	$MAP_PREFETCHER->prio (6);	2238	$MAP_PREFETCHER->prio (6);
1990		2239
1991	()	2240	()
1992	}	2241	}
1993		2242
		2243	# common code, used by both ->save and ->swapout
1994	sub save {	2244	sub _save {
1995	my ($self) = @_;	2245	my ($self) = @_;
1996
1997	my $lock = cf::lock_acquire "map_data:$self->{path}";
1998		2246
1999	$self->{last_save} = $cf::RUNTIME;	2247	$self->{last_save} = $cf::RUNTIME;
2000		2248
2001	return unless $self->dirty;	2249	return unless $self->dirty;
2002		2250
…		…
2008	return if $self->{deny_save};	2256	return if $self->{deny_save};
2009		2257
2010	local $self->{last_access} = $self->last_access;#d#	2258	local $self->{last_access} = $self->last_access;#d#
2011		2259
2012	cf::async {	2260	cf::async {
		2261	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2262	$_->contr->save for $self->players;
2014	};	2263	};
		2264
		2265	cf::get_slot 0.02;
2015		2266
2016	if ($uniq) {	2267	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2269	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2270	} else {
2020	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2021	}	2272	}
2022	}	2273	}
2023		2274
		2275	sub save {
		2276	my ($self) = @_;
		2277
		2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2279
		2280	$self->_save;
		2281	}
		2282
2024	sub swap_out {	2283	sub swap_out {
2025	my ($self) = @_;	2284	my ($self) = @_;
2026		2285
2027	# save first because save cedes
2028	$self->save;
2029
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2287
		2288	return if $self->in_memory != cf::MAP_ACTIVE;
		2289	return if $self->{deny_save};
2032	return if $self->players;	2290	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;
2034	return if $self->{deny_save};
2035		2291
		2292	# first deactivate the map and "unlink" it from the core
		2293	$self->deactivate;
		2294	$_->clear_links_to ($self) for values %cf::MAP;
		2295	$self->in_memory (cf::MAP_SWAPPED);
		2296
		2297	# then atomically save
		2298	$self->_save;
		2299
		2300	# then free the map
2036	$self->clear;	2301	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2302	}
2039		2303
2040	sub reset_at {	2304	sub reset_at {
2041	my ($self) = @_;	2305	my ($self) = @_;
2042		2306
…		…
2060		2324
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2325	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2326
2063	return if $self->players;	2327	return if $self->players;
2064		2328
2065	warn "resetting map ", $self->path;	2329	cf::trace "resetting map ", $self->path, "\n";
2066		2330
2067	$self->in_memory (cf::MAP_SWAPPED);	2331	$self->in_memory (cf::MAP_SWAPPED);
2068		2332
2069	# need to save uniques path	2333	# need to save uniques path
2070	unless ($self->{deny_save}) {	2334	unless ($self->{deny_save}) {
…		…
2074	if $uniq;	2338	if $uniq;
2075	}	2339	}
2076		2340
2077	delete $cf::MAP{$self->path};	2341	delete $cf::MAP{$self->path};
2078		2342
		2343	$self->deactivate;
		2344	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2345	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2346
2083	$self->unlink_save;	2347	$self->unlink_save;
2084	$self->destroy;	2348	$self->destroy;
2085	}	2349	}
2086		2350
…		…
2094		2358
2095	delete $cf::MAP{$self->path};	2359	delete $cf::MAP{$self->path};
2096		2360
2097	$self->unlink_save;	2361	$self->unlink_save;
2098		2362
2099	bless $self, "cf::map";	2363	bless $self, "cf::map::wrap";
2100	delete $self->{deny_reset};	2364	delete $self->{deny_reset};
2101	$self->{deny_save} = 1;	2365	$self->{deny_save} = 1;
2102	$self->reset_timeout (1);	2366	$self->reset_timeout (1);
2103	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2367	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2104		2368
…		…
2153		2417
2154	sub unique_maps() {	2418	sub unique_maps() {
2155	[	2419	[
2156	map {	2420	map {
2157	utf8::decode $_;	2421	utf8::decode $_;
2158	/\.map$/	2422	s/\.map$//; # TODO future compatibility hack
		2423	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2424	? ()
2159	? normalise $_	2425	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2426	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2427	]
2163	}	2428	}
2164		2429
2165	package cf;	2430	=item cf::map::static_maps
		2431
		2432	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2433	file in the shared directory excluding F</styles> and F</editor>). May
		2434	block.
		2435
		2436	=cut
		2437
		2438	sub static_maps() {
		2439	my @dirs = "";
		2440	my @maps;
		2441
		2442	while (@dirs) {
		2443	my $dir = shift @dirs;
		2444
		2445	next if $dir eq "/styles" || $dir eq "/editor";
		2446
		2447	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2448	or return;
		2449
		2450	for (@$files) {
		2451	s/\.map$// or next;
		2452	utf8::decode $_;
		2453	push @maps, "$dir/$_";
		2454	}
		2455
		2456	push @dirs, map "$dir/$_", @$dirs;
		2457	}
		2458
		2459	\@maps
		2460	}
2166		2461
2167	=back	2462	=back
2168		2463
2169	=head3 cf::object	2464	=head3 cf::object
2170		2465
…		…
2174		2469
2175	=over 4	2470	=over 4
2176		2471
2177	=item $ob->inv_recursive	2472	=item $ob->inv_recursive
2178		2473
2179	Returns the inventory of the object _and_ their inventories, recursively.	2474	Returns the inventory of the object I<and> their inventories, recursively,
		2475	but I<not> the object itself.
2180		2476
2181	=cut	2477	=cut
2182		2478
2183	sub inv_recursive_;	2479	sub inv_recursive_;
2184	sub inv_recursive_ {	2480	sub inv_recursive_ {
…		…
2187		2483
2188	sub inv_recursive {	2484	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2485	inv_recursive_ inv $_[0]
2190	}	2486	}
2191		2487
		2488	=item $ref = $ob->ref
		2489
		2490	Creates and returns a persistent reference to an object that can be stored as a string.
		2491
		2492	=item $ob = cf::object::deref ($refstring)
		2493
		2494	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2495	even if the object actually exists. May block.
		2496
		2497	=cut
		2498
		2499	sub deref {
		2500	my ($ref) = @_;
		2501
		2502	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2503	my ($uuid, $name) = ($1, $2);
		2504	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2505	or return;
		2506	$pl->ob->uuid eq $uuid
		2507	or return;
		2508
		2509	$pl->ob
		2510	} else {
		2511	warn "$ref: cannot resolve object reference\n";
		2512	undef
		2513	}
		2514	}
		2515
2192	package cf;	2516	package cf;
2193		2517
2194	=back	2518	=back
2195		2519
2196	=head3 cf::object::player	2520	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2526	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2527	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2528	dialogue with the given NPC character.
2205		2529
2206	=cut	2530	=cut
		2531
		2532	our $SAY_CHANNEL = {
		2533	id => "say",
		2534	title => "Map",
		2535	reply => "say ",
		2536	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2537	};
		2538
		2539	our $CHAT_CHANNEL = {
		2540	id => "chat",
		2541	title => "Chat",
		2542	reply => "chat ",
		2543	tooltip => "Player chat and shouts, global to the server.",
		2544	};
2207		2545
2208	# rough implementation of a future "reply" method that works	2546	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2547	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2548	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2549	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2561	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2562	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2563
2226	} else {	2564	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2565	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2566	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2567	}
2230	}	2568	}
2231	}	2569	}
2232		2570
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2571	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2596
2259	=item $player_object->enter_link	2597	=item $player_object->enter_link
2260		2598
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2599	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2600
2263	The player should be reasonably safe there for short amounts of time. You	2601	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2602	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2603	though, as the player cannot control the character while it is on the link
		2604	map.
2265		2605
2266	Will never block.	2606	Will never block.
2267		2607
2268	=item $player_object->leave_link ($map, $x, $y)	2608	=item $player_object->leave_link ($map, $x, $y)
2269		2609
…		…
2289	sub cf::object::player::enter_link {	2629	sub cf::object::player::enter_link {
2290	my ($self) = @_;	2630	my ($self) = @_;
2291		2631
2292	$self->deactivate_recursive;	2632	$self->deactivate_recursive;
2293		2633
		2634	++$self->{_link_recursion};
		2635
2294	return if UNIVERSAL::isa $self->map, "ext::map_link";	2636	return if UNIVERSAL::isa $self->map, "ext::map_link";
2295		2637
2296	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2638	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2297	if $self->map && $self->map->{path} ne "{link}";	2639	if $self->map && $self->map->{path} ne "{link}";
2298		2640
2299	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2641	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2300	}	2642	}
2301		2643
2302	sub cf::object::player::leave_link {	2644	sub cf::object::player::leave_link {
2303	my ($self, $map, $x, $y) = @_;	2645	my ($self, $map, $x, $y) = @_;
2304		2646
…		…
2321	($x, $y) = (-1, -1)	2663	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2664	unless (defined $x) && (defined $y);
2323		2665
2324	# use -1 or undef as default coordinates, not 0, 0	2666	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2667	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2668	if $x <= 0 && $y <= 0;
2327		2669
2328	$map->load;	2670	$map->load;
2329	$map->load_neighbours;	2671	$map->load_neighbours;
2330		2672
2331	return unless $self->contr->active;	2673	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2674
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2675	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2676	if ($self->enter_map ($map, $x, $y)) {
2336	}	2677	# entering was successful
		2678	delete $self->{_link_recursion};
		2679	# only activate afterwards, to support waiting in hooks
		2680	$self->activate_recursive;
		2681	}
2337		2682
		2683	}
		2684
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2685	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2339		2686
2340	Moves the player to the given map-path and coordinates by first freezing	2687	Moves the player to the given map-path and coordinates by first freezing
2341	her, loading and preparing them map, calling the provided $check callback	2688	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2689	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2690	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2691	be called at the end of this process.
2345		2692
		2693	Note that $check will be called with a potentially non-loaded map, so if
		2694	it needs a loaded map it has to call C<< ->load >>.
		2695
2346	=cut	2696	=cut
2347		2697
2348	our $GOTOGEN;	2698	our $GOTOGEN;
2349		2699
2350	sub cf::object::player::goto {	2700	sub cf::object::player::goto {
2351	my ($self, $path, $x, $y, $check, $done) = @_;	2701	my ($self, $path, $x, $y, $check, $done) = @_;
2352		2702
		2703	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2704	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2705	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2706	($path, $x, $y) = @$EMERGENCY_POSITION;
		2707	}
		2708
2353	# do generation counting so two concurrent goto's will be executed in-order	2709	# do generation counting so two concurrent goto's will be executed in-order
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2710	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2711
2356	$self->enter_link;	2712	$self->enter_link;
2357		2713
2358	(async {	2714	(async {
		2715	$Coro::current->{desc} = "player::goto $path $x $y";
		2716
		2717	# *tag paths override both path and x|y
		2718	if ($path =~ /^\*(.*)$/) {
		2719	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2720	my $ob = $obs[rand @obs];
		2721
		2722	# see if we actually can go there
		2723	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2724	$ob = $obs[rand @obs];
		2725	} else {
		2726	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2727	}
		2728	# else put us there anyways for now #d#
		2729
		2730	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2731	} else {
		2732	($path, $x, $y) = (undef, undef, undef);
		2733	}
		2734	}
		2735
2359	my $map = eval {	2736	my $map = eval {
2360	my $map = cf::map::find $path;	2737	my $map = defined $path ? cf::map::find $path : undef;
2361		2738
2362	if ($map) {	2739	if ($map) {
2363	$map = $map->customise_for ($self);	2740	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2741	$map = $check->($map, $x, $y, $self) if $check && $map;
2365	} else {	2742	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2743	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2744	}
2368		2745
2369	$map	2746	$map
2370	};	2747	};
2371		2748
…		…
2377	if ($gen == $self->{_goto_generation}) {	2754	if ($gen == $self->{_goto_generation}) {
2378	delete $self->{_goto_generation};	2755	delete $self->{_goto_generation};
2379	$self->leave_link ($map, $x, $y);	2756	$self->leave_link ($map, $x, $y);
2380	}	2757	}
2381		2758
2382	$done->() if $done;	2759	$done->($self) if $done;
2383	})->prio (1);	2760	})->prio (1);
2384	}	2761	}
2385		2762
2386	=item $player_object->enter_exit ($exit_object)	2763	=item $player_object->enter_exit ($exit_object)
2387		2764
…		…
2407	}	2784	}
2408		2785
2409	sub prepare_random_map {	2786	sub prepare_random_map {
2410	my ($exit) = @_;	2787	my ($exit) = @_;
2411		2788
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2789	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2790	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2791	# that depends on the exit object
2417		2792
2418	my $rmp = parse_random_map_params $exit->msg;	2793	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2795	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2796	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2797	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2798	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2799	$rmp->{origin_y} = $exit->y;
		2800
		2801	$exit->map->touch;
2425	}	2802	}
2426		2803
2427	$rmp->{random_seed} ||= $exit->random_seed;	2804	$rmp->{random_seed} ||= $exit->random_seed;
2428		2805
2429	my $data = cf::to_json $rmp;	2806	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2807	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2808	my $meta = "$RANDOMDIR/$md5.meta";
2432		2809
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2810	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2811	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2812	undef $fh;
2436	aio_rename "$meta~", $meta;	2813	aio_rename "$meta~", $meta;
2437		2814
		2815	my $slaying = "?random/$md5";
		2816
		2817	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2818	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2819	$exit->msg (undef);
		2820	}
2440	}	2821	}
2441	}	2822	}
2442		2823
2443	sub cf::object::player::enter_exit {	2824	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2825	my ($self, $exit) = @_;
2445		2826
2446	return unless $self->type == cf::PLAYER;	2827	return unless $self->type == cf::PLAYER;
2447		2828
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2829	$self->enter_link;
2460		2830
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2831	(async {
2466	$self->deactivate_recursive; # just to be sure	2832	$Coro::current->{desc} = "enter_exit";
		2833
2467	unless (eval {	2834	unless (eval {
		2835	$self->deactivate_recursive; # just to be sure
		2836
		2837	# random map handling
		2838	{
		2839	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2840
		2841	prepare_random_map $exit
		2842	if $exit->slaying eq "/!";
		2843	}
		2844
		2845	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2846	my $x = $exit->stats->hp;
		2847	my $y = $exit->stats->sp;
		2848
2468	$self->goto ($slaying, $hp, $sp);	2849	$self->goto ($map, $x, $y);
2469		2850
		2851	# if exit is damned, update players death & WoR home-position
		2852	$self->contr->savebed ($map, $x, $y)
		2853	if $exit->flag (cf::FLAG_DAMNED);
		2854
2470	1;	2855	1
2471	}) {	2856	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2857	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2858	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2859	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2860	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2861
2477	warn "ERROR in enter_exit: $@";	2862	error "ERROR in enter_exit: $@";
2478	$self->leave_link;	2863	$self->leave_link;
2479	}	2864	}
2480	})->prio (1);	2865	})->prio (1);
2481	}	2866	}
2482		2867
…		…
2494	sub cf::client::send_drawinfo {	2879	sub cf::client::send_drawinfo {
2495	my ($self, $text, $flags) = @_;	2880	my ($self, $text, $flags) = @_;
2496		2881
2497	utf8::encode $text;	2882	utf8::encode $text;
2498	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2883	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2884	}
		2885
		2886	=item $client->send_big_packet ($pkt)
		2887
		2888	Like C<send_packet>, but tries to compress large packets, and fragments
		2889	them as required.
		2890
		2891	=cut
		2892
		2893	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2894
		2895	sub cf::client::send_big_packet {
		2896	my ($self, $pkt) = @_;
		2897
		2898	# try lzf for large packets
		2899	$pkt = "lzf " . Compress::LZF::compress $pkt
		2900	if 1024 <= length $pkt and $self->{can_lzf};
		2901
		2902	# split very large packets
		2903	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2904	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2905	$pkt = "frag";
		2906	}
		2907
		2908	$self->send_packet ($pkt);
2499	}	2909	}
2500		2910
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	2911	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		2912
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	2913	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2915	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2916	the message unless the client supports the msg packet.
2507		2917
2508	=cut	2918	=cut
2509		2919
		2920	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2921	our %CHANNEL = (
		2922	"c/motd" => {
		2923	id => "infobox",
		2924	title => "MOTD",
		2925	reply => undef,
		2926	tooltip => "The message of the day",
		2927	},
2511	"c/identify" => {	2928	"c/identify" => {
2512	id => "identify",	2929	id => "infobox",
2513	title => "Identify",	2930	title => "Identify",
2514	reply => undef,	2931	reply => undef,
2515	tooltip => "Items recently identified",	2932	tooltip => "Items recently identified",
2516	},	2933	},
2517	"c/examine" => {	2934	"c/examine" => {
2518	id => "examine",	2935	id => "infobox",
2519	title => "Examine",	2936	title => "Examine",
2520	reply => undef,	2937	reply => undef,
2521	tooltip => "Signs and other items you examined",	2938	tooltip => "Signs and other items you examined",
2522	},	2939	},
		2940	"c/shopinfo" => {
		2941	id => "infobox",
		2942	title => "Shop Info",
		2943	reply => undef,
		2944	tooltip => "What your bargaining skill tells you about the shop",
		2945	},
		2946	"c/book" => {
		2947	id => "infobox",
		2948	title => "Book",
		2949	reply => undef,
		2950	tooltip => "The contents of a note or book",
		2951	},
		2952	"c/lookat" => {
		2953	id => "infobox",
		2954	title => "Look",
		2955	reply => undef,
		2956	tooltip => "What you saw there",
		2957	},
		2958	"c/who" => {
		2959	id => "infobox",
		2960	title => "Players",
		2961	reply => undef,
		2962	tooltip => "Shows players who are currently online",
		2963	},
		2964	"c/body" => {
		2965	id => "infobox",
		2966	title => "Body Parts",
		2967	reply => undef,
		2968	tooltip => "Shows which body parts you posess and are available",
		2969	},
		2970	"c/statistics" => {
		2971	id => "infobox",
		2972	title => "Statistics",
		2973	reply => undef,
		2974	tooltip => "Shows your primary statistics",
		2975	},
		2976	"c/skills" => {
		2977	id => "infobox",
		2978	title => "Skills",
		2979	reply => undef,
		2980	tooltip => "Shows your experience per skill and item power",
		2981	},
		2982	"c/shopitems" => {
		2983	id => "infobox",
		2984	title => "Shop Items",
		2985	reply => undef,
		2986	tooltip => "Shows the items currently for sale in this shop",
		2987	},
		2988	"c/resistances" => {
		2989	id => "infobox",
		2990	title => "Resistances",
		2991	reply => undef,
		2992	tooltip => "Shows your resistances",
		2993	},
		2994	"c/pets" => {
		2995	id => "infobox",
		2996	title => "Pets",
		2997	reply => undef,
		2998	tooltip => "Shows information abotu your pets/a specific pet",
		2999	},
		3000	"c/perceiveself" => {
		3001	id => "infobox",
		3002	title => "Perceive Self",
		3003	reply => undef,
		3004	tooltip => "You gained detailed knowledge about yourself",
		3005	},
		3006	"c/uptime" => {
		3007	id => "infobox",
		3008	title => "Uptime",
		3009	reply => undef,
		3010	tooltip => "How long the server has been running since last restart",
		3011	},
		3012	"c/mapinfo" => {
		3013	id => "infobox",
		3014	title => "Map Info",
		3015	reply => undef,
		3016	tooltip => "Information related to the maps",
		3017	},
		3018	"c/party" => {
		3019	id => "party",
		3020	title => "Party",
		3021	reply => "gsay ",
		3022	tooltip => "Messages and chat related to your party",
		3023	},
		3024	"c/death" => {
		3025	id => "death",
		3026	title => "Death",
		3027	reply => undef,
		3028	tooltip => "Reason for and more info about your most recent death",
		3029	},
		3030	"c/say" => $SAY_CHANNEL,
		3031	"c/chat" => $CHAT_CHANNEL,
2523	);	3032	);
2524		3033
2525	sub cf::client::send_msg {	3034	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	3035	my ($self, $channel, $msg, $color, @extra) = @_;
2527		3036
2528	$msg = $self->pl->expand_cfpod ($msg);	3037	$msg = $self->pl->expand_cfpod ($msg)
		3038	unless $color & cf::NDI_VERBATIM;
2529		3039
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	3040	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		3041
2532	# check predefined channels, for the benefit of C	3042	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3043	if ($CHANNEL{$channel}) {
		3044	$channel = $CHANNEL{$channel};
2534		3045
		3046	$self->ext_msg (channel_info => $channel);
		3047	$channel = $channel->{id};
		3048
2535	if (ref $channel) {	3049	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	3050	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	3051	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	3052	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel)	3053	$self->ext_msg (channel_info => $channel);
2540	if $self->can_msg;
2541	}	3054	}
2542		3055
2543	$channel = $channel->{id};	3056	$channel = $channel->{id};
2544	}	3057	}
2545		3058
2546	return unless @extra || length $msg;	3059	return unless @extra || length $msg;
2547		3060
2548	if ($self->can_msg) {
2549	# default colour, mask it out	3061	# default colour, mask it out
2550	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3062	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2551	if $color & cf::NDI_DEF;	3063	if $color & cf::NDI_DEF;
2552		3064
2553	$self->send_packet ("msg " . $self->{json_coder}->encode (	3065	my $pkt = "msg "
		3066	. $self->{json_coder}->encode (
2554	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3067	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2555	} else {	3068	);
2556	if ($color >= 0) {
2557	# replace some tags by gcfclient-compatible ones
2558	for ($msg) {
2559	1 while
2560	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2561	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2562	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2563	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2564	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2565	}
2566		3069
2567	$color &= cf::NDI_COLOR_MASK;	3070	$self->send_big_packet ($pkt);
2568
2569	utf8::encode $msg;
2570
2571	if (0 && $msg =~ /\[/) {
2572	# COMMAND/INFO
2573	$self->send_packet ("drawextinfo $color 10 8 $msg")
2574	} else {
2575	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2576	$self->send_packet ("drawinfo $color $msg")
2577	}
2578	}
2579	}
2580	}	3071	}
2581		3072
2582	=item $client->ext_msg ($type, @msg)	3073	=item $client->ext_msg ($type, @msg)
2583		3074
2584	Sends an ext event to the client.	3075	Sends an ext event to the client.
…		…
2587		3078
2588	sub cf::client::ext_msg($$@) {	3079	sub cf::client::ext_msg($$@) {
2589	my ($self, $type, @msg) = @_;	3080	my ($self, $type, @msg) = @_;
2590		3081
2591	if ($self->extcmd == 2) {	3082	if ($self->extcmd == 2) {
2592	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2593	} elsif ($self->extcmd == 1) { # TODO: remove	3084	} elsif ($self->extcmd == 1) { # TODO: remove
2594	push @msg, msgtype => "event_$type";	3085	push @msg, msgtype => "event_$type";
2595	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2596	}	3087	}
2597	}	3088	}
2598		3089
2599	=item $client->ext_reply ($msgid, @msg)	3090	=item $client->ext_reply ($msgid, @msg)
2600		3091
…		…
2604		3095
2605	sub cf::client::ext_reply($$@) {	3096	sub cf::client::ext_reply($$@) {
2606	my ($self, $id, @msg) = @_;	3097	my ($self, $id, @msg) = @_;
2607		3098
2608	if ($self->extcmd == 2) {	3099	if ($self->extcmd == 2) {
2609	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3100	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2610	} elsif ($self->extcmd == 1) {	3101	} elsif ($self->extcmd == 1) {
2611	#TODO: version 1, remove	3102	#TODO: version 1, remove
2612	unshift @msg, msgtype => "reply", msgid => $id;	3103	unshift @msg, msgtype => "reply", msgid => $id;
2613	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3104	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2614	}	3105	}
2615	}	3106	}
2616		3107
2617	=item $success = $client->query ($flags, "text", \&cb)	3108	=item $success = $client->query ($flags, "text", \&cb)
2618		3109
…		…
2689		3180
2690	$ns->ext_reply ($reply, @reply)	3181	$ns->ext_reply ($reply, @reply)
2691	if $reply;	3182	if $reply;
2692		3183
2693	} else {	3184	} else {
2694	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3185	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2695	}	3186	}
2696		3187
2697	cf::override;	3188	cf::override;
2698	},	3189	},
2699	);	3190	);
…		…
2719		3210
2720	$coro	3211	$coro
2721	}	3212	}
2722		3213
2723	cf::client->attach (	3214	cf::client->attach (
2724	on_destroy => sub {	3215	on_client_destroy => sub {
2725	my ($ns) = @_;	3216	my ($ns) = @_;
2726		3217
2727	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3218	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2728	},	3219	},
2729	);	3220	);
…		…
2745	our $safe_hole = new Safe::Hole;	3236	our $safe_hole = new Safe::Hole;
2746		3237
2747	$SIG{FPE} = 'IGNORE';	3238	$SIG{FPE} = 'IGNORE';
2748		3239
2749	$safe->permit_only (Opcode::opset qw(	3240	$safe->permit_only (Opcode::opset qw(
2750	:base_core :base_mem :base_orig :base_math	3241	:base_core :base_mem :base_orig :base_math :base_loop
2751	grepstart grepwhile mapstart mapwhile	3242	grepstart grepwhile mapstart mapwhile
2752	sort time	3243	sort time
2753	));	3244	));
2754		3245
2755	# here we export the classes and methods available to script code	3246	# here we export the classes and methods available to script code
…		…
2757	=pod	3248	=pod
2758		3249
2759	The following functions and methods are available within a safe environment:	3250	The following functions and methods are available within a safe environment:
2760		3251
2761	cf::object	3252	cf::object
2762	contr pay_amount pay_player map x y force_find force_add	3253	contr pay_amount pay_player map x y force_find force_add destroy
2763	insert remove name archname title slaying race decrease_ob_nr	3254	insert remove name archname title slaying race decrease split
		3255	value
2764		3256
2765	cf::object::player	3257	cf::object::player
2766	player	3258	player
2767		3259
2768	cf::player	3260	cf::player
…		…
2773		3265
2774	=cut	3266	=cut
2775		3267
2776	for (	3268	for (
2777	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3269	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2778	insert remove inv name archname title slaying race	3270	insert remove inv nrof name archname title slaying race
2779	decrease_ob_nr)],	3271	decrease split destroy change_exp value msg lore send_msg)],
2780	["cf::object::player" => qw(player)],	3272	["cf::object::player" => qw(player)],
2781	["cf::player" => qw(peaceful)],	3273	["cf::player" => qw(peaceful send_msg)],
2782	["cf::map" => qw(trigger)],	3274	["cf::map" => qw(trigger)],
2783	) {	3275	) {
2784	no strict 'refs';
2785	my ($pkg, @funs) = @$_;	3276	my ($pkg, @funs) = @$_;
2786	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3277	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2787	for @funs;	3278	for @funs;
2788	}	3279	}
2789		3280
…		…
2804		3295
2805	my $qcode = $code;	3296	my $qcode = $code;
2806	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3297	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2807	$qcode =~ s/\n/\\n/g;	3298	$qcode =~ s/\n/\\n/g;
2808		3299
		3300	%vars = (_dummy => 0) unless %vars;
		3301
		3302	my @res;
2809	local $_;	3303	local $_;
2810	local @safe::cf::_safe_eval_args = values %vars;
2811		3304
2812	my $eval =	3305	my $eval =
2813	"do {\n"	3306	"do {\n"
2814	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3307	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2815	. "#line 0 \"{$qcode}\"\n"	3308	. "#line 0 \"{$qcode}\"\n"
2816	. $code	3309	. $code
2817	. "\n}"	3310	. "\n}"
2818	;	3311	;
2819		3312
		3313	if ($CFG{safe_eval}) {
2820	sub_generation_inc;	3314	sub_generation_inc;
		3315	local @safe::cf::_safe_eval_args = values %vars;
2821	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3316	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2822	sub_generation_inc;	3317	sub_generation_inc;
		3318	} else {
		3319	local @cf::_safe_eval_args = values %vars;
		3320	@res = wantarray ? eval eval : scalar eval $eval;
		3321	}
2823		3322
2824	if ($@) {	3323	if ($@) {
2825	warn "$@";	3324	warn "$@",
2826	warn "while executing safe code '$code'\n";	3325	"while executing safe code '$code'\n",
2827	warn "with arguments " . (join " ", %vars) . "\n";	3326	"with arguments " . (join " ", %vars) . "\n";
2828	}	3327	}
2829		3328
2830	wantarray ? @res : $res[0]	3329	wantarray ? @res : $res[0]
2831	}	3330	}
2832		3331
…		…
2846	=cut	3345	=cut
2847		3346
2848	sub register_script_function {	3347	sub register_script_function {
2849	my ($fun, $cb) = @_;	3348	my ($fun, $cb) = @_;
2850		3349
2851	no strict 'refs';	3350	$fun = "safe::$fun" if $CFG{safe_eval};
2852	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3351	*$fun = $safe_hole->wrap ($cb);
2853	}	3352	}
2854		3353
2855	=back	3354	=back
2856		3355
2857	=cut	3356	=cut
…		…
2866	# for this (global event?)	3365	# for this (global event?)
2867	%ext::player_env::MUSIC_FACE_CACHE = ();	3366	%ext::player_env::MUSIC_FACE_CACHE = ();
2868		3367
2869	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3368	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2870		3369
2871	warn "loading facedata from $path\n";	3370	trace "loading facedata from $path\n";
2872		3371
2873	my $facedata;	3372	my $facedata;
2874	0 < aio_load $path, $facedata	3373	0 < aio_load $path, $facedata
2875	or die "$path: $!";	3374	or die "$path: $!";
2876		3375
…		…
2878		3377
2879	$facedata->{version} == 2	3378	$facedata->{version} == 2
2880	or cf::cleanup "$path: version mismatch, cannot proceed.";	3379	or cf::cleanup "$path: version mismatch, cannot proceed.";
2881		3380
2882	# patch in the exptable	3381	# patch in the exptable
		3382	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2883	$facedata->{resource}{"res/exp_table"} = {	3383	$facedata->{resource}{"res/exp_table"} = {
2884	type => FT_RSRC,	3384	type => FT_RSRC,
2885	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3385	data => $exp_table,
		3386	hash => (Digest::MD5::md5 $exp_table),
2886	};	3387	};
2887	cf::cede_to_tick;	3388	cf::cede_to_tick;
2888		3389
2889	{	3390	{
2890	my $faces = $facedata->{faceinfo};	3391	my $faces = $facedata->{faceinfo};
2891		3392
2892	while (my ($face, $info) = each %$faces) {	3393	while (my ($face, $info) = each %$faces) {
2893	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3394	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3395
2894	cf::face::set_visibility $idx, $info->{visibility};	3396	cf::face::set_visibility $idx, $info->{visibility};
2895	cf::face::set_magicmap $idx, $info->{magicmap};	3397	cf::face::set_magicmap $idx, $info->{magicmap};
2896	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3398	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2897	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3399	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2898		3400
2899	cf::cede_to_tick;	3401	cf::cede_to_tick;
2900	}	3402	}
2901		3403
2902	while (my ($face, $info) = each %$faces) {	3404	while (my ($face, $info) = each %$faces) {
2903	next unless $info->{smooth};	3405	next unless $info->{smooth};
		3406
2904	my $idx = cf::face::find $face	3407	my $idx = cf::face::find $face
2905	or next;	3408	or next;
		3409
2906	if (my $smooth = cf::face::find $info->{smooth}) {	3410	if (my $smooth = cf::face::find $info->{smooth}) {
2907	cf::face::set_smooth $idx, $smooth;	3411	cf::face::set_smooth $idx, $smooth;
2908	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3412	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2909	} else {	3413	} else {
2910	warn "smooth face '$info->{smooth}' not found for face '$face'";	3414	error "smooth face '$info->{smooth}' not found for face '$face'";
2911	}	3415	}
2912		3416
2913	cf::cede_to_tick;	3417	cf::cede_to_tick;
2914	}	3418	}
2915	}	3419	}
…		…
2924		3428
2925	cf::anim::invalidate_all; # d'oh	3429	cf::anim::invalidate_all; # d'oh
2926	}	3430	}
2927		3431
2928	{	3432	{
2929	# TODO: for gcfclient pleasure, we should give resources
2930	# that gcfclient doesn't grok a >10000 face index.
2931	my $res = $facedata->{resource};	3433	my $res = $facedata->{resource};
2932		3434
2933	my $soundconf = delete $res->{"res/sound.conf"};
2934
2935	while (my ($name, $info) = each %$res) {	3435	while (my ($name, $info) = each %$res) {
		3436	if (defined $info->{type}) {
2936	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3437	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2937	my $data;
2938		3438
2939	if ($info->{type} & 1) {	3439	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2940	# prepend meta info	3440	cf::face::set_type $idx, $info->{type};
2941
2942	my $meta = $enc->encode ({
2943	name => $name,
2944	%{ $info->{meta} || {} },
2945	});
2946
2947	$data = pack "(w/a*)*", $meta, $info->{data};
2948	} else {	3441	} else {
2949	$data = $info->{data};	3442	$RESOURCE{$name} = $info; # unused
2950	}	3443	}
2951		3444
2952	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2953	cf::face::set_type $idx, $info->{type};
2954
2955	cf::cede_to_tick;	3445	cf::cede_to_tick;
2956	}	3446	}
2957
2958	if ($soundconf) {
2959	$soundconf = $enc->decode (delete $soundconf->{data});
2960
2961	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2962	my $sound = $soundconf->{compat}[$_]
2963	or next;
2964
2965	my $face = cf::face::find "sound/$sound->[1]";
2966	cf::sound::set $sound->[0] => $face;
2967	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2968	}
2969
2970	while (my ($k, $v) = each %{$soundconf->{event}}) {
2971	my $face = cf::face::find "sound/$v";
2972	cf::sound::set $k => $face;
2973	}
2974	}
2975	}	3447	}
		3448
		3449	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2976		3450
2977	1	3451	1
2978	}	3452	}
2979		3453
2980	register_exticmd fx_want => sub {	3454	register_exticmd fx_want => sub {
…		…
2982		3456
2983	while (my ($k, $v) = each %$want) {	3457	while (my ($k, $v) = each %$want) {
2984	$ns->fx_want ($k, $v);	3458	$ns->fx_want ($k, $v);
2985	}	3459	}
2986	};	3460	};
		3461
		3462	sub load_resource_file($) {
		3463	my $guard = lock_acquire "load_resource_file";
		3464
		3465	my $status = load_resource_file_ $_[0];
		3466	get_slot 0.1, 100;
		3467	cf::arch::commit_load;
		3468
		3469	$status
		3470	}
2987		3471
2988	sub reload_regions {	3472	sub reload_regions {
2989	# HACK to clear player env face cache, we need some signal framework	3473	# HACK to clear player env face cache, we need some signal framework
2990	# for this (global event?)	3474	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3475	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3005	}	3489	}
3006		3490
3007	sub reload_archetypes {	3491	sub reload_archetypes {
3008	load_resource_file "$DATADIR/archetypes"	3492	load_resource_file "$DATADIR/archetypes"
3009	or die "unable to load archetypes\n";	3493	or die "unable to load archetypes\n";
3010	#d# NEED to laod twice to resolve forward references
3011	# this really needs to be done in an extra post-pass
3012	# (which needs to be synchronous, so solve it differently)
3013	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";
3015	}	3494	}
3016		3495
3017	sub reload_treasures {	3496	sub reload_treasures {
3018	load_resource_file "$DATADIR/treasures"	3497	load_resource_file "$DATADIR/treasures"
3019	or die "unable to load treasurelists\n";	3498	or die "unable to load treasurelists\n";
3020	}	3499	}
3021		3500
		3501	sub reload_sound {
		3502	trace "loading sound config from $DATADIR/sound\n";
		3503
		3504	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3505	or die "$DATADIR/sound $!";
		3506
		3507	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3508
		3509	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3510	my $sound = $soundconf->{compat}[$_]
		3511	or next;
		3512
		3513	my $face = cf::face::find "sound/$sound->[1]";
		3514	cf::sound::set $sound->[0] => $face;
		3515	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3516	}
		3517
		3518	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3519	my $face = cf::face::find "sound/$v";
		3520	cf::sound::set $k => $face;
		3521	}
		3522	}
		3523
3022	sub reload_resources {	3524	sub reload_resources {
3023	warn "reloading resource files...\n";	3525	trace "reloading resource files...\n";
3024		3526
		3527	reload_facedata;
		3528	reload_sound;
		3529	reload_archetypes;
3025	reload_regions;	3530	reload_regions;
3026	reload_facedata;
3027	#reload_archetypes;#d#
3028	reload_archetypes;
3029	reload_treasures;	3531	reload_treasures;
3030		3532
3031	warn "finished reloading resource files\n";	3533	trace "finished reloading resource files\n";
3032	}
3033
3034	sub init {
3035	reload_resources;
3036	}	3534	}
3037		3535
3038	sub reload_config {	3536	sub reload_config {
		3537	trace "reloading config file...\n";
		3538
3039	open my $fh, "<:utf8", "$CONFDIR/config"	3539	open my $fh, "<:utf8", "$CONFDIR/config"
3040	or return;	3540	or return;
3041		3541
3042	local $/;	3542	local $/;
3043	*CFG = YAML::Syck::Load <$fh>;	3543	*CFG = YAML::XS::Load scalar <$fh>;
3044		3544
3045	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3545	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3046		3546
3047	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3547	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3048	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3548	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3049		3549
3050	if (exists $CFG{mlockall}) {	3550	if (exists $CFG{mlockall}) {
…		…
3052	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3552	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3053	and die "WARNING: m(un)lockall failed: $!\n";	3553	and die "WARNING: m(un)lockall failed: $!\n";
3054	};	3554	};
3055	warn $@ if $@;	3555	warn $@ if $@;
3056	}	3556	}
		3557
		3558	trace "finished reloading resource files\n";
		3559	}
		3560
		3561	sub pidfile() {
		3562	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3563	or die "$PIDFILE: $!";
		3564	flock $fh, &Fcntl::LOCK_EX
		3565	or die "$PIDFILE: flock: $!";
		3566	$fh
		3567	}
		3568
		3569	# make sure only one server instance is running at any one time
		3570	sub atomic {
		3571	my $fh = pidfile;
		3572
		3573	my $pid = <$fh>;
		3574	kill 9, $pid if $pid > 0;
		3575
		3576	seek $fh, 0, 0;
		3577	print $fh $$;
		3578	}
		3579
		3580	sub main_loop {
		3581	trace "EV::loop starting\n";
		3582	if (1) {
		3583	EV::loop;
		3584	}
		3585	trace "EV::loop returned\n";
		3586	goto &main_loop unless $REALLY_UNLOOP;
3057	}	3587	}
3058		3588
3059	sub main {	3589	sub main {
		3590	cf::init_globals; # initialise logging
		3591
		3592	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3593	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3594	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3595	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3596
		3597	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3598
3060	# we must not ever block the main coroutine	3599	# we must not ever block the main coroutine
3061	local $Coro::idle = sub {	3600	local $Coro::idle = sub {
3062	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3601	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3063	(async {	3602	(async {
3064	Event::one_event;	3603	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3604	EV::loop EV::LOOP_ONESHOT;
3065	})->prio (Coro::PRIO_MAX);	3605	})->prio (Coro::PRIO_MAX);
3066	};	3606	};
3067		3607
		3608	evthread_start IO::AIO::poll_fileno;
		3609
		3610	cf::sync_job {
		3611	cf::init_experience;
		3612	cf::init_anim;
		3613	cf::init_attackmess;
		3614	cf::init_dynamic;
		3615
		3616	cf::load_settings;
		3617	cf::load_materials;
		3618
		3619	reload_resources;
3068	reload_config;	3620	reload_config;
3069	db_init;	3621	db_init;
		3622
		3623	cf::init_uuid;
		3624	cf::init_signals;
		3625	cf::init_skills;
		3626
		3627	cf::init_beforeplay;
		3628
		3629	atomic;
		3630
3070	load_extensions;	3631	load_extensions;
3071		3632
3072	$TICK_WATCHER->start;	3633	utime time, time, $RUNTIMEFILE;
3073	Event::loop;	3634
		3635	# no (long-running) fork's whatsoever before this point(!)
		3636	use POSIX ();
		3637	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3638
		3639	(pop @POST_INIT)->(0) while @POST_INIT;
		3640	};
		3641
		3642	cf::object::thawer::errors_are_fatal 0;
		3643	info "parse errors in files are no longer fatal from this point on.\n";
		3644
		3645	main_loop;
3074	}	3646	}
3075		3647
3076	#############################################################################	3648	#############################################################################
3077	# initialisation and cleanup	3649	# initialisation and cleanup
3078		3650
3079	# install some emergency cleanup handlers	3651	# install some emergency cleanup handlers
3080	BEGIN {	3652	BEGIN {
		3653	our %SIGWATCHER = ();
3081	for my $signal (qw(INT HUP TERM)) {	3654	for my $signal (qw(INT HUP TERM)) {
3082	Event->signal (	3655	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3083	reentrant => 0,
3084	data => WF_AUTOCANCEL,
3085	signal => $signal,
3086	prio => 0,
3087	cb => sub {
3088	cf::cleanup "SIG$signal";	3656	cf::cleanup "SIG$signal";
3089	},
3090	);	3657	};
3091	}	3658	}
3092	}	3659	}
3093		3660
3094	sub write_runtime {	3661	sub write_runtime_sync {
3095	my $runtime = "$LOCALDIR/runtime";	3662	my $t0 = AE::time;
3096		3663
3097	# first touch the runtime file to show we are still running:	3664	# first touch the runtime file to show we are still running:
3098	# the fsync below can take a very very long time.	3665	# the fsync below can take a very very long time.
3099		3666
3100	IO::AIO::aio_utime $runtime, undef, undef;	3667	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3101		3668
3102	my $guard = cf::lock_acquire "write_runtime";	3669	my $guard = cf::lock_acquire "write_runtime";
3103		3670
3104	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3671	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3105	or return;	3672	or return;
3106		3673
3107	my $value = $cf::RUNTIME + 90 + 10;	3674	my $value = $cf::RUNTIME + 90 + 10;
3108	# 10 is the runtime save interval, for a monotonic clock	3675	# 10 is the runtime save interval, for a monotonic clock
3109	# 60 allows for the watchdog to kill the server.	3676	# 60 allows for the watchdog to kill the server.
…		…
3119	aio_utime $fh, undef, undef;	3686	aio_utime $fh, undef, undef;
3120		3687
3121	close $fh	3688	close $fh
3122	or return;	3689	or return;
3123		3690
3124	aio_rename "$runtime~", $runtime	3691	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3125	and return;	3692	and return;
3126		3693
3127	warn "runtime file written.\n";	3694	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3128		3695
3129	1	3696	1
		3697	}
		3698
		3699	our $uuid_lock;
		3700	our $uuid_skip;
		3701
		3702	sub write_uuid_sync($) {
		3703	$uuid_skip ||= $_[0];
		3704
		3705	return if $uuid_lock;
		3706	local $uuid_lock = 1;
		3707
		3708	my $uuid = "$LOCALDIR/uuid";
		3709
		3710	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3711	or return;
		3712
		3713	my $value = uuid_seq uuid_cur;
		3714
		3715	unless ($value) {
		3716	info "cowardly refusing to write zero uuid value!\n";
		3717	return;
		3718	}
		3719
		3720	my $value = uuid_str $value + $uuid_skip;
		3721	$uuid_skip = 0;
		3722
		3723	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3724	and return;
		3725
		3726	# always fsync - this file is important
		3727	aio_fsync $fh
		3728	and return;
		3729
		3730	close $fh
		3731	or return;
		3732
		3733	aio_rename "$uuid~", $uuid
		3734	and return;
		3735
		3736	trace "uuid file written ($value).\n";
		3737
		3738	1
		3739
		3740	}
		3741
		3742	sub write_uuid($$) {
		3743	my ($skip, $sync) = @_;
		3744
		3745	$sync ? write_uuid_sync $skip
		3746	: async { write_uuid_sync $skip };
3130	}	3747	}
3131		3748
3132	sub emergency_save() {	3749	sub emergency_save() {
3133	my $freeze_guard = cf::freeze_mainloop;	3750	my $freeze_guard = cf::freeze_mainloop;
3134		3751
3135	warn "enter emergency perl save\n";	3752	info "emergency_perl_save: enter\n";
		3753
		3754	# this is a trade-off: we want to be very quick here, so
		3755	# save all maps without fsync, and later call a global sync
		3756	# (which in turn might be very very slow)
		3757	local $USE_FSYNC = 0;
3136		3758
3137	cf::sync_job {	3759	cf::sync_job {
		3760	cf::write_runtime_sync; # external watchdog should not bark
		3761
3138	# use a peculiar iteration method to avoid tripping on perl	3762	# use a peculiar iteration method to avoid tripping on perl
3139	# refcount bugs in for. also avoids problems with players	3763	# refcount bugs in for. also avoids problems with players
3140	# and maps saved/destroyed asynchronously.	3764	# and maps saved/destroyed asynchronously.
3141	warn "begin emergency player save\n";	3765	info "emergency_perl_save: begin player save\n";
3142	for my $login (keys %cf::PLAYER) {	3766	for my $login (keys %cf::PLAYER) {
3143	my $pl = $cf::PLAYER{$login} or next;	3767	my $pl = $cf::PLAYER{$login} or next;
3144	$pl->valid or next;	3768	$pl->valid or next;
		3769	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3145	$pl->save;	3770	$pl->save;
3146	}	3771	}
3147	warn "end emergency player save\n";	3772	info "emergency_perl_save: end player save\n";
3148		3773
3149	warn "begin emergency map save\n";	3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
		3776	info "emergency_perl_save: begin map save\n";
3150	for my $path (keys %cf::MAP) {	3777	for my $path (keys %cf::MAP) {
3151	my $map = $cf::MAP{$path} or next;	3778	my $map = $cf::MAP{$path} or next;
3152	$map->valid or next;	3779	$map->valid or next;
3153	$map->save;	3780	$map->save;
3154	}	3781	}
3155	warn "end emergency map save\n";	3782	info "emergency_perl_save: end map save\n";
3156		3783
3157	warn "begin emergency database checkpoint\n";	3784	cf::write_runtime_sync; # external watchdog should not bark
		3785
		3786	info "emergency_perl_save: begin database checkpoint\n";
3158	BDB::db_env_txn_checkpoint $DB_ENV;	3787	BDB::db_env_txn_checkpoint $DB_ENV;
3159	warn "end emergency database checkpoint\n";	3788	info "emergency_perl_save: end database checkpoint\n";
		3789
		3790	info "emergency_perl_save: begin write uuid\n";
		3791	write_uuid_sync 1;
		3792	info "emergency_perl_save: end write uuid\n";
		3793
		3794	cf::write_runtime_sync; # external watchdog should not bark
		3795
		3796	trace "emergency_perl_save: syncing database to disk";
		3797	BDB::db_env_txn_checkpoint $DB_ENV;
		3798
		3799	info "emergency_perl_save: starting sync\n";
		3800	IO::AIO::aio_sync sub {
		3801	info "emergency_perl_save: finished sync\n";
		3802	};
		3803
		3804	cf::write_runtime_sync; # external watchdog should not bark
		3805
		3806	trace "emergency_perl_save: flushing outstanding aio requests";
		3807	while (IO::AIO::nreqs || BDB::nreqs) {
		3808	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3809	}
		3810
		3811	cf::write_runtime_sync; # external watchdog should not bark
3160	};	3812	};
3161		3813
3162	warn "leave emergency perl save\n";	3814	info "emergency_perl_save: leave\n";
3163	}	3815	}
3164		3816
3165	sub post_cleanup {	3817	sub post_cleanup {
3166	my ($make_core) = @_;	3818	my ($make_core) = @_;
3167		3819
		3820	IO::AIO::flush;
		3821
3168	warn Carp::longmess "post_cleanup backtrace"	3822	error Carp::longmess "post_cleanup backtrace"
3169	if $make_core;	3823	if $make_core;
		3824
		3825	my $fh = pidfile;
		3826	unlink $PIDFILE if <$fh> == $$;
		3827	}
		3828
		3829	# a safer delete_package, copied from Symbol
		3830	sub clear_package($) {
		3831	my $pkg = shift;
		3832
		3833	# expand to full symbol table name if needed
		3834	unless ($pkg =~ /^main::.*::$/) {
		3835	$pkg = "main$pkg" if $pkg =~ /^::/;
		3836	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3837	$pkg .= '::' unless $pkg =~ /::$/;
		3838	}
		3839
		3840	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3841	my $stem_symtab = *{$stem}{HASH};
		3842
		3843	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3844	or return;
		3845
		3846	# clear all symbols
		3847	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3848	for my $name (keys %$leaf_symtab) {
		3849	_gv_clear *{"$pkg$name"};
		3850	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3851	}
3170	}	3852	}
3171		3853
3172	sub do_reload_perl() {	3854	sub do_reload_perl() {
3173	# can/must only be called in main	3855	# can/must only be called in main
3174	if ($Coro::current != $Coro::main) {	3856	if (in_main) {
3175	warn "can only reload from main coroutine";	3857	error "can only reload from main coroutine";
3176	return;	3858	return;
3177	}	3859	}
3178		3860
		3861	return if $RELOAD++;
		3862
		3863	my $t1 = AE::time;
		3864
		3865	while ($RELOAD) {
3179	warn "reloading...";	3866	info "reloading...";
3180		3867
3181	warn "entering sync_job";	3868	trace "entering sync_job";
3182		3869
3183	cf::sync_job {	3870	cf::sync_job {
3184	cf::write_runtime; # external watchdog should not bark
3185	cf::emergency_save;	3871	cf::emergency_save;
3186	cf::write_runtime; # external watchdog should not bark
3187		3872
3188	warn "syncing database to disk";
3189	BDB::db_env_txn_checkpoint $DB_ENV;
3190
3191	# if anything goes wrong in here, we should simply crash as we already saved
3192
3193	warn "cancelling all WF_AUTOCANCEL watchers";
3194	for (Event::all_watchers) {
3195	$_->cancel if $_->data & WF_AUTOCANCEL;
3196	}
3197
3198	warn "flushing outstanding aio requests";
3199	for (;;) {
3200	BDB::flush;
3201	IO::AIO::flush;
3202	Coro::cede;
3203	last unless IO::AIO::nreqs || BDB::nreqs;
3204	warn "iterate...";
3205	}
3206
3207	++$RELOAD;
3208
3209	warn "cancelling all extension coros";	3873	trace "cancelling all extension coros";
3210	$_->cancel for values %EXT_CORO;	3874	$_->cancel for values %EXT_CORO;
3211	%EXT_CORO = ();	3875	%EXT_CORO = ();
3212		3876
3213	warn "removing commands";	3877	trace "removing commands";
3214	%COMMAND = ();	3878	%COMMAND = ();
3215		3879
3216	warn "removing ext/exti commands";	3880	trace "removing ext/exti commands";
3217	%EXTCMD = ();	3881	%EXTCMD = ();
3218	%EXTICMD = ();	3882	%EXTICMD = ();
3219		3883
3220	warn "unloading/nuking all extensions";	3884	trace "unloading/nuking all extensions";
3221	for my $pkg (@EXTS) {	3885	for my $pkg (@EXTS) {
3222	warn "... unloading $pkg";	3886	trace "... unloading $pkg";
3223		3887
3224	if (my $cb = $pkg->can ("unload")) {	3888	if (my $cb = $pkg->can ("unload")) {
3225	eval {	3889	eval {
3226	$cb->($pkg);	3890	$cb->($pkg);
3227	1	3891	1
3228	} or warn "$pkg unloaded, but with errors: $@";	3892	} or error "$pkg unloaded, but with errors: $@";
		3893	}
		3894
		3895	trace "... clearing $pkg";
		3896	clear_package $pkg;
3229	}	3897	}
3230		3898
3231	warn "... nuking $pkg";
3232	Symbol::delete_package $pkg;
3233	}
3234
3235	warn "unloading all perl modules loaded from $LIBDIR";	3899	trace "unloading all perl modules loaded from $LIBDIR";
3236	while (my ($k, $v) = each %INC) {	3900	while (my ($k, $v) = each %INC) {
3237	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3901	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3238		3902
3239	warn "... unloading $k";	3903	trace "... unloading $k";
3240	delete $INC{$k};	3904	delete $INC{$k};
3241		3905
3242	$k =~ s/\.pm$//;	3906	$k =~ s/\.pm$//;
3243	$k =~ s/\//::/g;	3907	$k =~ s/\//::/g;
3244		3908
3245	if (my $cb = $k->can ("unload_module")) {	3909	if (my $cb = $k->can ("unload_module")) {
3246	$cb->();	3910	$cb->();
		3911	}
		3912
		3913	clear_package $k;
3247	}	3914	}
3248		3915
3249	Symbol::delete_package $k;
3250	}
3251
3252	warn "getting rid of safe::, as good as possible";	3916	trace "getting rid of safe::, as good as possible";
3253	Symbol::delete_package "safe::$_"	3917	clear_package "safe::$_"
3254	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3918	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3255		3919
3256	warn "unloading cf.pm \"a bit\"";	3920	trace "unloading cf.pm \"a bit\"";
3257	delete $INC{"cf.pm"};	3921	delete $INC{"cf.pm"};
3258	delete $INC{"cf/pod.pm"};	3922	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3259		3923
3260	# don't, removes xs symbols, too,	3924	# don't, removes xs symbols, too,
3261	# and global variables created in xs	3925	# and global variables created in xs
3262	#Symbol::delete_package __PACKAGE__;	3926	#clear_package __PACKAGE__;
3263		3927
3264	warn "unload completed, starting to reload now";	3928	info "unload completed, starting to reload now";
3265		3929
3266	warn "reloading cf.pm";	3930	trace "reloading cf.pm";
3267	require cf;	3931	require cf;
3268	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3932	cf::_connect_to_perl_1;
3269		3933
3270	warn "loading config and database again";	3934	trace "loading config and database again";
3271	cf::reload_config;	3935	cf::reload_config;
3272		3936
3273	warn "loading extensions";	3937	trace "loading extensions";
3274	cf::load_extensions;	3938	cf::load_extensions;
3275		3939
		3940	if ($REATTACH_ON_RELOAD) {
3276	warn "reattaching attachments to objects/players";	3941	trace "reattaching attachments to objects/players";
3277	_global_reattach; # objects, sockets	3942	_global_reattach; # objects, sockets
3278	warn "reattaching attachments to maps";	3943	trace "reattaching attachments to maps";
3279	reattach $_ for values %MAP;	3944	reattach $_ for values %MAP;
3280	warn "reattaching attachments to players";	3945	trace "reattaching attachments to players";
3281	reattach $_ for values %PLAYER;	3946	reattach $_ for values %PLAYER;
		3947	}
3282		3948
		3949	trace "running post_init jobs";
		3950	(pop @POST_INIT)->(1) while @POST_INIT;
		3951
3283	warn "leaving sync_job";	3952	trace "leaving sync_job";
3284		3953
3285	1	3954	1
3286	} or do {	3955	} or do {
3287	warn $@;	3956	error $@;
3288	warn "error while reloading, exiting.";	3957	cf::cleanup "error while reloading, exiting.";
3289	exit 1;	3958	};
		3959
		3960	info "reloaded";
		3961	--$RELOAD;
3290	};	3962	}
3291		3963
3292	warn "reloaded";	3964	$t1 = AE::time - $t1;
		3965	info "reload completed in ${t1}s\n";
3293	};	3966	};
3294		3967
3295	our $RELOAD_WATCHER; # used only during reload	3968	our $RELOAD_WATCHER; # used only during reload
3296		3969
3297	sub reload_perl() {	3970	sub reload_perl() {
3298	# doing reload synchronously and two reloads happen back-to-back,	3971	# doing reload synchronously and two reloads happen back-to-back,
3299	# coro crashes during coro_state_free->destroy here.	3972	# coro crashes during coro_state_free->destroy here.
3300		3973
3301	$RELOAD_WATCHER ||= Event->timer (	3974	$RELOAD_WATCHER ||= cf::async {
3302	reentrant => 0,	3975	Coro::AIO::aio_wait cache_extensions;
3303	after => 0,	3976
3304	data => WF_AUTOCANCEL,	3977	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3305	cb => sub {
3306	do_reload_perl;	3978	do_reload_perl;
3307	undef $RELOAD_WATCHER;	3979	undef $RELOAD_WATCHER;
3308	},	3980	};
3309	);	3981	};
3310	}	3982	}
3311		3983
3312	register_command "reload" => sub {	3984	register_command "reload" => sub {
3313	my ($who, $arg) = @_;	3985	my ($who, $arg) = @_;
3314		3986
3315	if ($who->flag (FLAG_WIZ)) {	3987	if ($who->flag (FLAG_WIZ)) {
3316	$who->message ("reloading server.");	3988	$who->message ("reloading server.");
		3989	async {
		3990	$Coro::current->{desc} = "perl_reload";
3317	async { reload_perl };	3991	reload_perl;
		3992	};
3318	}	3993	}
3319	};	3994	};
3320		3995
3321	unshift @INC, $LIBDIR;	3996	unshift @INC, $LIBDIR;
3322		3997
…		…
3324		3999
3325	our @WAIT_FOR_TICK;	4000	our @WAIT_FOR_TICK;
3326	our @WAIT_FOR_TICK_BEGIN;	4001	our @WAIT_FOR_TICK_BEGIN;
3327		4002
3328	sub wait_for_tick {	4003	sub wait_for_tick {
3329	return unless $TICK_WATCHER->is_active;
3330	return if $Coro::current == $Coro::main;	4004	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3331		4005
3332	my $signal = new Coro::Signal;	4006	my $signal = new Coro::Signal;
3333	push @WAIT_FOR_TICK, $signal;	4007	push @WAIT_FOR_TICK, $signal;
3334	$signal->wait;	4008	$signal->wait;
3335	}	4009	}
3336		4010
3337	sub wait_for_tick_begin {	4011	sub wait_for_tick_begin {
3338	return unless $TICK_WATCHER->is_active;
3339	return if $Coro::current == $Coro::main;	4012	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3340		4013
3341	my $signal = new Coro::Signal;	4014	my $signal = new Coro::Signal;
3342	push @WAIT_FOR_TICK_BEGIN, $signal;	4015	push @WAIT_FOR_TICK_BEGIN, $signal;
3343	$signal->wait;	4016	$signal->wait;
3344	}	4017	}
3345		4018
3346	my $min = 1e6;#d#	4019	sub tick {
3347	my $avg = 10;
3348	$TICK_WATCHER = Event->timer (
3349	reentrant => 0,
3350	parked => 1,
3351	prio => 0,
3352	at => $NEXT_TICK || $TICK,
3353	data => WF_AUTOCANCEL,
3354	cb => sub {
3355	if ($Coro::current != $Coro::main) {	4020	if ($Coro::current != $Coro::main) {
3356	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4021	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3357	unless ++$bug_warning > 10;	4022	unless ++$bug_warning > 10;
3358	return;	4023	return;
3359	}	4024	}
3360		4025
3361	$NOW = $tick_start = Event::time;
3362
3363	cf::server_tick; # one server iteration	4026	cf::server_tick; # one server iteration
3364		4027
3365	0 && sync_job {#d#	4028	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3366	for(1..10) {
3367	my $t = Event::time;
3368	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3369	or die;
3370		4029
3371	$map->width (50);	4030	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3372	$map->height (50);	4031	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3373	$map->alloc;	4032	Coro::async_pool {
3374	$map->_load_objects ("/tmp/x.map", 1);	4033	$Coro::current->{desc} = "runtime saver";
3375	my $t = Event::time - $t;	4034	write_runtime_sync
3376		4035	or error "ERROR: unable to write runtime file: $!";
3377	#next unless $t < 0.0013;#d#
3378	if ($t < $min) {
3379	$min = $t;
3380	}
3381	$avg = $avg * 0.99 + $t * 0.01;
3382	}
3383	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3384	exit 0;
3385	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3386	};	4036	};
		4037	}
3387		4038
3388	$RUNTIME += $TICK;
3389	$NEXT_TICK += $TICK;
3390
3391	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3392	$NEXT_RUNTIME_WRITE = $NOW + 10;
3393	Coro::async_pool {
3394	write_runtime
3395	or warn "ERROR: unable to write runtime file: $!";
3396	};
3397	}
3398
3399	# my $AFTER = Event::time;
3400	# warn $AFTER - $NOW;#d#
3401
3402	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4039	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3403	$sig->send;	4040	$sig->send;
3404	}	4041	}
3405	while (my $sig = shift @WAIT_FOR_TICK) {	4042	while (my $sig = shift @WAIT_FOR_TICK) {
3406	$sig->send;	4043	$sig->send;
3407	}	4044	}
3408		4045
3409	$NOW = Event::time;	4046	$LOAD = ($NOW - $TICK_START) / $TICK;
3410
3411	# if we are delayed by four ticks or more, skip them all
3412	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3413
3414	$TICK_WATCHER->at ($NEXT_TICK);
3415	$TICK_WATCHER->start;
3416
3417	$LOAD = ($NOW - $tick_start) / $TICK;
3418	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4047	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3419		4048
3420	_post_tick;	4049	if (0) {
3421		4050	if ($NEXT_TICK) {
3422		4051	my $jitter = $TICK_START - $NEXT_TICK;
		4052	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4053	debug "jitter $JITTER\n";#d#
		4054	}
3423	},	4055	}
3424	);	4056	}
3425		4057
3426	{	4058	{
3427	BDB::max_poll_time $TICK * 0.1;	4059	# configure BDB
3428	$BDB_POLL_WATCHER = Event->io (	4060
3429	reentrant => 0,
3430	fd => BDB::poll_fileno,
3431	poll => 'r',
3432	prio => 0,
3433	data => WF_AUTOCANCEL,
3434	cb => \&BDB::poll_cb,
3435	);
3436	BDB::min_parallel 8;	4061	BDB::min_parallel 16;
3437		4062	BDB::max_poll_reqs $TICK * 0.1;
3438	BDB::set_sync_prepare {	4063	$AnyEvent::BDB::WATCHER->priority (1);
3439	my $status;
3440	my $current = $Coro::current;
3441	(
3442	sub {
3443	$status = $!;
3444	$current->ready; undef $current;
3445	},
3446	sub {
3447	Coro::schedule while defined $current;
3448	$! = $status;
3449	},
3450	)
3451	};
3452		4064
3453	unless ($DB_ENV) {	4065	unless ($DB_ENV) {
3454	$DB_ENV = BDB::db_env_create;	4066	$DB_ENV = BDB::db_env_create;
		4067	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4068	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4069	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4070	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4071	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3455		4072
3456	cf::sync_job {	4073	cf::sync_job {
3457	eval {	4074	eval {
3458	BDB::db_env_open	4075	BDB::db_env_open
3459	$DB_ENV,	4076	$DB_ENV,
…		…
3461	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4078	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3462	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4079	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3463	0666;	4080	0666;
3464		4081
3465	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4082	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3466
3467	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3468	$DB_ENV->set_lk_detect;
3469	};	4083	};
3470		4084
3471	cf::cleanup "db_env_open(db): $@" if $@;	4085	cf::cleanup "db_env_open(db): $@" if $@;
3472	};	4086	};
3473	}	4087	}
		4088
		4089	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4090	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4091	};
		4092	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4093	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4094	};
		4095	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4096	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4097	};
3474	}	4098	}
3475		4099
3476	{	4100	{
		4101	# configure IO::AIO
		4102
3477	IO::AIO::min_parallel 8;	4103	IO::AIO::min_parallel 8;
3478
3479	undef $Coro::AIO::WATCHER;
3480	IO::AIO::max_poll_time $TICK * 0.1;	4104	IO::AIO::max_poll_time $TICK * 0.1;
3481	$AIO_POLL_WATCHER = Event->io (	4105	undef $AnyEvent::AIO::WATCHER;
3482	reentrant => 0,
3483	data => WF_AUTOCANCEL,
3484	fd => IO::AIO::poll_fileno,
3485	poll => 'r',
3486	prio => 6,
3487	cb => \&IO::AIO::poll_cb,
3488	);
3489	}	4106	}
3490		4107
3491	my $_log_backtrace;	4108	my $_log_backtrace;
3492		4109
3493	sub _log_backtrace {	4110	sub _log_backtrace {
…		…
3496	$msg =~ s/\n//;	4113	$msg =~ s/\n//;
3497		4114
3498	# limit the # of concurrent backtraces	4115	# limit the # of concurrent backtraces
3499	if ($_log_backtrace < 2) {	4116	if ($_log_backtrace < 2) {
3500	++$_log_backtrace;	4117	++$_log_backtrace;
		4118	my $perl_bt = Carp::longmess $msg;
3501	async {	4119	async {
		4120	$Coro::current->{desc} = "abt $msg";
		4121
3502	my @bt = fork_call {	4122	my @bt = fork_call {
3503	@addr = map { sprintf "%x", $_ } @addr;	4123	@addr = map { sprintf "%x", $_ } @addr;
3504	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4124	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3505	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4125	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3506	or die "addr2line: $!";	4126	or die "addr2line: $!";
…		…
3514	}	4134	}
3515		4135
3516	@funcs	4136	@funcs
3517	};	4137	};
3518		4138
3519	LOG llevInfo, "[ABT] $msg\n";	4139	LOG llevInfo, "[ABT] $perl_bt\n";
		4140	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3520	LOG llevInfo, "[ABT] $_\n" for @bt;	4141	LOG llevInfo, "[ABT] $_\n" for @bt;
3521	--$_log_backtrace;	4142	--$_log_backtrace;
3522	};	4143	};
3523	} else {	4144	} else {
3524	LOG llevInfo, "[ABT] $msg\n";	4145	LOG llevInfo, "[ABT] $msg\n";
3525	LOG llevInfo, "[ABT] [suppressed]\n";	4146	LOG llevInfo, "[ABT] [suppressed]\n";
3526	}	4147	}
3527	}	4148	}
3528		4149
3529	# load additional modules	4150	# load additional modules
3530	use cf::pod;	4151	require "cf/$_.pm" for @EXTRA_MODULES;
		4152	cf::_connect_to_perl_2;
3531		4153
3532	END { cf::emergency_save }	4154	END { cf::emergency_save }
3533		4155
3534	1	4156	1
3535		4157

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