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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.375 by root, Sun Sep 30 20:22:21 2007 UTC vs.
Revision 1.554 by root, Sat Jun 26 22:10:18 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
267		404
268	=item cf::lock_wait $string	405	=item cf::lock_wait $string
269		406
270	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
271		408
272	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
273		410
274	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
277	returned.	414	returned.
278		415
279	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	417	deadlocked coro.
…		…
286		423
287	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
288		425
289	=cut	426	=cut
290		427
291	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		429
294	sub lock_wait($) {	430	sub lock_wait($) {
295	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	432	}
308		433
309	sub lock_acquire($) {	434	sub lock_acquire($) {
310	my ($key) = @_;	435	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	436	}
324		437
325	sub lock_active($) {	438	sub lock_active($) {
326	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	440	}
330		441
331	sub freeze_mainloop {	442	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
333		444
334	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	446	}
336	};	447
337	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
338	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
339	}	461	}
340		462
341	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
342		464
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		473
352	=cut	474	=cut
353		475
354	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
356		479
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
360		483
361	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
362		486
363	while () {	487	while () {
364	next_job:	488	next_job:
		489
365	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	491
367	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	496	$job->[2]->send;
371	Coro::cede;	497	Coro::cede;
372	goto next_job;	498	goto next_job;
373	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	501	}
375	}	502	}
376		503
377	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	507	$signal->wait;
381	} else {	508	} else {
		509	$busy = 0;
382	Coro::schedule;	510	Coro::schedule;
383	}	511	}
384	}	512	}
385	};	513	};
386		514
387	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
388	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
389		519
390	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
391	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
392		523
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
406		537
407	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
408		539
409	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
410		541
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	545	acceptable.
415		546
416	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	552	=cut
422		553
423	sub sync_job(&) {	554	sub sync_job(&) {
424	my ($job) = @_;	555	my ($job) = @_;
425		556
426	if ($Coro::current == $Coro::main) {	557	if (in_main) {
427	my $time = Event::time;	558	my $time = AE::time;
428		559
429	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
431		562
432	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	564
434	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
435		566
436	my $busy = 1;	567	my $busy = 1;
437	my @res;	568	my @res;
438		569
439	(async {	570	(async {
440	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
441	@res = eval { $job->() };	572	@res = eval { $job->() };
442	warn $@ if $@;	573	error $@ if $@;
443	undef $busy;	574	undef $busy;
444	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
445		576
446	while ($busy) {	577	while ($busy) {
447	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
448	}	582	}
		583	}
449		584
450	$time = Event::time - $time;	585	my $time = AE::time - $time;
451		586
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
456		588
457	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
458	} else {	590	} else {
459	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
460		592
…		…
480	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
481		613
482	$coro	614	$coro
483	}	615	}
484		616
485	=item fork_call { }, $args	617	=item fork_call { }, @args
486		618
487	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
491		623
492	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
493		629
494	sub fork_call(&@) {	630	sub fork_call(&@) {
495	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
496		632
497	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
498	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
499	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
500		636
501	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
502	reset_signals;	638	cf::post_fork;
503	&$cb	639	&$cb
504	}, @args;	640	} @args;
505		641
506	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
507	}	681	}
508		682
509	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
510		684
511	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
521	within each server.	695	within each server.
522		696
523	=cut	697	=cut
524		698
525	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
526	my ($name) = @_;	703	my ($name) = @_;
527	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
528		705
529	eval {	706	eval {
530	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
540	}	717	}
541		718
542	our $DB;	719	our $DB;
543		720
544	sub db_init {	721	sub db_init {
545	cf::sync_job {
546	$DB ||= db_table "db";	722	$DB ||= db_table "db";
547	};
548	}	723	}
549		724
550	sub db_get($$) {	725	sub db_get($$) {
551	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
552		727
553	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
554	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
555		732
556	$! ? ()	733	$! ? ()
557	: $data	734	: $data
558	}
559	}	735	}
560		736
561	sub db_put($$$) {	737	sub db_put($$$) {
562	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
563	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
619		795
620	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
621	my $data = $process->(\@data);	797	my $data = $process->(\@data);
622	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
623		799
624	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
625		801
626	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
627	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
628	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
629		805
…		…
639		815
640	=cut	816	=cut
641		817
642	sub datalog($@) {	818	sub datalog($@) {
643	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
644	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
645	}	821	}
646		822
647	=back	823	=back
648		824
649	=cut	825	=cut
650		826
651	#############################################################################	827	#############################################################################
652		828
653	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
654		830
655	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
658		834
659	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	837	Deliantra).
662		838
663	=over 4	839	=over 4
664		840
665	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
666		842
…		…
710	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
711		887
712	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
714		890
715	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
717		893
718	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
719		895
720	=over 4	896	=over 4
…		…
844		1020
845	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
846	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
847		1023
848	} elsif (ref $type) {	1024	} elsif (ref $type) {
849	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
850		1026
851	} else {	1027	} else {
852	shift @arg;	1028	shift @arg;
853	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
854	}	1030	}
855	}	1031	}
856	}	1032	}
857		1033
858	sub _object_attach {	1034	sub _object_attach {
…		…
868	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
869	}	1045	}
870		1046
871	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
872	} else {	1048	} else {
873	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
874	}	1050	}
875		1051
876	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
877	}	1053	}
878		1054
…		…
937		1113
938	for (@$callbacks) {	1114	for (@$callbacks) {
939	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
940		1116
941	if ($@) {	1117	if ($@) {
942	warn "$@";
943	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
944	override;	1119	override;
945	}	1120	}
946		1121
947	return 1 if $override;	1122	return 1 if $override;
948	}	1123	}
949		1124
950	0	1125	0
951	}	1126	}
952		1127
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1129
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1131
957	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
958		1133
…		…
964		1139
965	=cut	1140	=cut
966		1141
967	#############################################################################	1142	#############################################################################
968	# object support	1143	# object support
969	#
970		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
971	sub _can_merge {	1178	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
973		1180
974	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1182
978	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
979	}	1185	}
980		1186
981	sub reattach {	1187	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1189	my ($obj) = @_;
984		1190
		1191	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1193
987	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
988		1195
989	@$registry = ();	1196	@$registry = ();
990		1197
…		…
995	for (@$attach) {	1202	for (@$attach) {
996	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
997	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
998	}	1205	}
999	} else {	1206	} else {
1000	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1001	}	1208	}
1002	}	1209	}
1003	}	1210	}
1004		1211
1005	cf::attachable->attach (	1212	cf::attachable->attach (
1006	prio => -1000000,	1213	prio => -1000000,
1007	on_instantiate => sub {	1214	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1009		1216
1010	$data = from_json $data;	1217	$data = decode_json $data;
1011		1218
1012	for (@$data) {	1219	for (@$data) {
1013	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1014		1221
1015	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1032	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1033		1240
1034	sync_job {	1241	sync_job {
1035	if (length $$rdata) {	1242	if (length $$rdata) {
1036	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1039		1247
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	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;
		1253	aio_fsync $fh;
		1254	}
1044	close $fh;	1255	aio_close $fh;
1045		1256
1046	if (@$objs) {	1257	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	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;
		1264	aio_fsync $fh;
		1265	}
1052	close $fh;	1266	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1268	}
1055	} else {	1269	} else {
1056	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1057	}	1271	}
1058		1272
1059	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1277	} else {
1061	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1062	}	1279	}
1063	} else {	1280	} else {
1064	aio_unlink $filename;	1281	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1066	}	1283	}
…		…
1085		1302
1086	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1305	or return;
1089		1306
1090	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1091	}	1309	}
1092		1310
1093	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1096		1315
1097	($data, $av)	1316	($data, $av)
1098	}	1317	}
1099		1318
1100	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1156	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1157		1376
1158	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1159	}	1378	}
1160		1379
		1380	use File::Glob ();
		1381
1161	cf::player->attach (	1382	cf::player->attach (
1162	on_command => sub {	1383	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1164		1385
1165	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1166	or return;	1387	or return;
1167		1388
…		…
1190		1411
1191	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1192	if $reply;	1413	if $reply;
1193		1414
1194	} else {	1415	} else {
1195	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1196	}	1417	}
1197		1418
1198	cf::override;	1419	cf::override;
1199	},	1420	},
1200	);	1421	);
1201		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1202	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1203	cf::sync_job {	1439	cf::sync_job {
1204	my %todo;	1440	my %todo;
1205		1441
1206	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1207	next unless -r $path;	1443	next unless -r $path;
…		…
1225		1461
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1464
1229	$ext{source} =	1465	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1231	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1232	. $source	1468	. $source
1233	. "\n};\n1";	1469	. "\n};\n1";
1234		1470
1235	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1236	}	1472	}
1237		1473
		1474	my $pass = 0;
1238	my %done;	1475	my %done;
1239	while (%todo) {	1476	while (%todo) {
1240	my $progress;	1477	my $progress;
1241		1478
		1479	++$pass;
		1480
		1481	ext:
1242	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1484	next ext
1245	unless exists $done{$_};	1485	unless exists $done{$_};
1246	}	1486	}
1247		1487
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1489
1250	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1255	warn $msg;	1497
1256	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1257	exit 1;	1499	delete $todo{$k};
1258	}	1500	} else {
1259		1501	$done{$k} = delete $todo{$k};
1260	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1261	}	1507	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1508	}
1267		1509
1268	skip:	1510	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1271	}	1518	}
1272	};	1519	};
1273	}	1520	}
1274		1521
1275	#############################################################################	1522	#############################################################################
1276		1523
1277	=back	1524	=back
1278		1525
1279	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1280		1527
1281	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1282		1529
1283	=cut	1530	=cut
1284		1531
1285	package cf::player;	1532	package cf::player;
1286		1533
…		…
1329		1576
1330	sub exists($) {	1577	sub exists($) {
1331	my ($login) = @_;	1578	my ($login) = @_;
1332		1579
1333	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1335	}	1582	}
1336		1583
1337	sub find($) {	1584	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1586	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1599	or return;
1353		1600
1354	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1355	or return;	1602	or return;
		1603
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1359	}	1607	}
1360	}	1608	}
1361	}	1609	}
1362		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1363	sub save($) {	1624	sub save($) {
1364	my ($pl) = @_;	1625	my ($pl) = @_;
1365		1626
1366	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1367		1628
…		…
1370		1631
1371	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1372		1633
1373	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1375		1641
1376	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1643	cf::cede_to_tick;
1378	}	1644	}
1379		1645
…		…
1411	my ($pl) = @_;	1677	my ($pl) = @_;
1412		1678
1413	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1414		1680
1415	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1683
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1419	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1421	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1422		1692
1423	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1425	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1463		1733
1464	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1465	my $path = path $login;	1735	my $path = path $login;
1466		1736
1467	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1743	}
1473		1744
…		…
1477		1748
1478	\@logins	1749	\@logins
1479	}	1750	}
1480		1751
1481	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1482		1755
1483	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1484	player. May block.	1757	player. May block.
1485		1758
1486	=cut	1759	=cut
…		…
1504	}	1777	}
1505		1778
1506	\@paths	1779	\@paths
1507	}	1780	}
1508		1781
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1783
1511	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1785
1560	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1561		1787
1562	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1563		1789
…		…
1595		1821
1596	=cut	1822	=cut
1597		1823
1598	sub find_by_path($) {	1824	sub find_by_path($) {
1599	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1600		1828
1601	my ($match, $specificity);	1829	my ($match, $specificity);
1602		1830
1603	for my $region (list) {	1831	for my $region (list) {
1604	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1630	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1632		1860
1633	sub generate_random_map {	1861	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1635	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1867	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp,
		1869	$rmp->{wall_name}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1870	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1871	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},	1872	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},	1873	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1874	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1875	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1644	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1876	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1645	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1877	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1646	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1878	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1647	(cf::region::find $rmp->{region}), $rmp->{custom}	1879	(cf::region::find $rmp->{region})
1648	)	1880	)
1649	}	1881	}
1650		1882
1651	=item cf::map->register ($regex, $prio)	1883	=item cf::map->register ($regex, $prio)
1652		1884
…		…
1658		1890
1659	sub register {	1891	sub register {
1660	my (undef, $regex, $prio) = @_;	1892	my (undef, $regex, $prio) = @_;
1661	my $pkg = caller;	1893	my $pkg = caller;
1662		1894
1663	no strict;
1664	push @{"$pkg\::ISA"}, __PACKAGE__;	1895	push @{"$pkg\::ISA"}, __PACKAGE__;
1665		1896
1666	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1897	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1667	}	1898	}
1668		1899
1669	# also paths starting with '/'	1900	# also paths starting with '/'
1670	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1901	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1671		1902
1672	sub thawer_merge {	1903	sub thawer_merge {
1673	my ($self, $merge) = @_;	1904	my ($self, $merge) = @_;
1674		1905
1675	# we have to keep some variables in memory intact	1906	# we have to keep some variables in memory intact
…		…
1680	}	1911	}
1681		1912
1682	sub normalise {	1913	sub normalise {
1683	my ($path, $base) = @_;	1914	my ($path, $base) = @_;
1684		1915
1685	$path = "$path"; # make sure its a string	1916	$path = "$path"; # make sure it's a string
1686		1917
1687	$path =~ s/\.map$//;	1918	$path =~ s/\.map$//;
1688		1919
1689	# map plan:	1920	# map plan:
1690	#	1921	#
…		…
1705	$base =~ s{[^/]+/?$}{};	1936	$base =~ s{[^/]+/?$}{};
1706	$path = "$base/$path";	1937	$path = "$base/$path";
1707	}	1938	}
1708		1939
1709	for ($path) {	1940	for ($path) {
1710	redo if s{//}{/};
1711	redo if s{/\.?/}{/};	1941	redo if s{/\.?/}{/};
1712	redo if s{/[^/]+/\.\./}{/};	1942	redo if s{/[^/]+/\.\./}{/};
1713	}	1943	}
1714		1944
1715	$path	1945	$path
…		…
1729	$self->init; # pass $1 etc.	1959	$self->init; # pass $1 etc.
1730	return $self;	1960	return $self;
1731	}	1961	}
1732	}	1962	}
1733		1963
1734	Carp::cluck "unable to resolve path '$path' (base '$base').";	1964	Carp::cluck "unable to resolve path '$path' (base '$base')";
1735	()	1965	()
1736	}	1966	}
1737		1967
1738	sub init {	1968	sub init {
1739	my ($self) = @_;	1969	my ($self) = @_;
…		…
1761		1991
1762	# the temporary/swap location	1992	# the temporary/swap location
1763	sub save_path {	1993	sub save_path {
1764	my ($self) = @_;	1994	my ($self) = @_;
1765		1995
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1996	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1997	"$TMPDIR/$path.map"
1768	}	1998	}
1769		1999
1770	# the unique path, undef == no special unique path	2000	# the unique path, undef == no special unique path
1771	sub uniq_path {	2001	sub uniq_path {
1772	my ($self) = @_;	2002	my ($self) = @_;
1773		2003
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2004	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	2005	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	2006	}
1786		2007
1787	sub decay_objects {	2008	sub decay_objects {
1788	my ($self) = @_;	2009	my ($self) = @_;
1789		2010
…		…
1871		2092
1872	sub find;	2093	sub find;
1873	sub find {	2094	sub find {
1874	my ($path, $origin) = @_;	2095	my ($path, $origin) = @_;
1875		2096
		2097	cf::cede_to_tick;
		2098
1876	$path = normalise $path, $origin && $origin->path;	2099	$path = normalise $path, $origin && $origin->path;
1877		2100
1878	cf::lock_wait "map_data:$path";#d#remove	2101	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2102	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2103
1881	$cf::MAP{$path} || do {	2104	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2105	my $map = new_from_path cf::map $path
1886	or return;	2106	or return;
1887		2107
1888	$map->{last_save} = $cf::RUNTIME;	2108	$map->{last_save} = $cf::RUNTIME;
1889		2109
…		…
1891	or return;	2111	or return;
1892		2112
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2113	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2114	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2115	#$cf::WAIT_FOR_TICK->wait;
		2116	undef $guard2;
1896	undef $guard1;	2117	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2118	$map->reset;
1899	return find $path;	2119	return find $path;
1900	}	2120	}
1901		2121
1902	$cf::MAP{$path} = $map	2122	$cf::MAP{$path} = $map
1903	}	2123	}
1904	}	2124	}
1905		2125
1906	sub pre_load { }	2126	sub pre_load { }
1907	sub post_load { }	2127	#sub post_load { } # XS
1908		2128
1909	sub load {	2129	sub load {
1910	my ($self) = @_;	2130	my ($self) = @_;
1911		2131
1912	local $self->{deny_reset} = 1; # loading can take a long time	2132	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2149	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2150	$f->skip_block;
1931	$self->_load_objects ($f)	2151	$self->_load_objects ($f)
1932	or return;	2152	or return;
1933		2153
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2154	$self->post_load_original
1935	if delete $self->{load_original};	2155	if delete $self->{load_original};
1936		2156
1937	if (my $uniq = $self->uniq_path) {	2157	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2158	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2159	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2177	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2178	$self->decay_objects;
1959	$self->fix_auto_apply;	2179	$self->fix_auto_apply;
1960	$self->update_buttons;	2180	$self->update_buttons;
1961	cf::cede_to_tick;	2181	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2182	$self->activate;
1965	}	2183	}
1966		2184
1967	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2186	$self->last_access ($cf::RUNTIME);
1969		2187
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2188	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2189	}
1972		2190
1973	$self->post_load;	2191	$self->post_load;
1974	}
1975		2192
		2193	1
		2194	}
		2195
		2196	# customize the map for a given player, i.e.
		2197	# return the _real_ map. used by e.g. per-player
		2198	# maps to change the path to ~playername/mappath
1976	sub customise_for {	2199	sub customise_for {
1977	my ($self, $ob) = @_;	2200	my ($self, $ob) = @_;
1978		2201
1979	return find "~" . $ob->name . "/" . $self->{path}	2202	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2203	if $self->per_player;
…		…
1996	or next;	2219	or next;
1997	$neigh = find $neigh, $map	2220	$neigh = find $neigh, $map
1998	or next;	2221	or next;
1999	$neigh->load;	2222	$neigh->load;
2000		2223
		2224	# now find the diagonal neighbours
2001	push @neigh,	2225	push @neigh,
2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2226	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2227	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2004	}	2228	}
2005		2229
…		…
2012	}	2236	}
2013		2237
2014	sub find_sync {	2238	sub find_sync {
2015	my ($path, $origin) = @_;	2239	my ($path, $origin) = @_;
2016		2240
2017	cf::sync_job { find $path, $origin }	2241	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2242	if $Coro::current == $Coro::main;
		2243
		2244	find $path, $origin
2018	}	2245	}
2019		2246
2020	sub do_load_sync {	2247	sub do_load_sync {
2021	my ($map) = @_;	2248	my ($map) = @_;
2022		2249
2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2250	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2024	if $Coro::current == $Coro::main;	2251	if $Coro::current == $Coro::main;
2025		2252
2026	cf::sync_job { $map->load };	2253	$map->load;
2027	}	2254	}
2028		2255
2029	our %MAP_PREFETCH;	2256	our %MAP_PREFETCH;
2030	our $MAP_PREFETCHER = undef;	2257	our $MAP_PREFETCHER = undef;
2031		2258
…		…
2033	my ($path, $origin, $load) = @_;	2260	my ($path, $origin, $load) = @_;
2034		2261
2035	$path = normalise $path, $origin && $origin->{path};	2262	$path = normalise $path, $origin && $origin->{path};
2036		2263
2037	if (my $map = $cf::MAP{$path}) {	2264	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2265	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2266	}
2040		2267
2041	$MAP_PREFETCH{$path} |= $load;	2268	$MAP_PREFETCH{$path} |= $load;
2042		2269
2043	$MAP_PREFETCHER ||= cf::async {	2270	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2284	$MAP_PREFETCHER->prio (6);
2058		2285
2059	()	2286	()
2060	}	2287	}
2061		2288
		2289	# common code, used by both ->save and ->swapout
2062	sub save {	2290	sub _save {
2063	my ($self) = @_;	2291	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2292
2067	$self->{last_save} = $cf::RUNTIME;	2293	$self->{last_save} = $cf::RUNTIME;
2068		2294
2069	return unless $self->dirty;	2295	return unless $self->dirty;
2070		2296
…		…
2079		2305
2080	cf::async {	2306	cf::async {
2081	$Coro::current->{desc} = "map player save";	2307	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2308	$_->contr->save for $self->players;
2083	};	2309	};
		2310
		2311	cf::get_slot 0.02;
2084		2312
2085	if ($uniq) {	2313	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2315	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2316	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2317	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2090	}	2318	}
2091	}	2319	}
2092		2320
		2321	sub save {
		2322	my ($self) = @_;
		2323
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
		2326	$self->_save;
		2327	}
		2328
2093	sub swap_out {	2329	sub swap_out {
2094	my ($self) = @_;	2330	my ($self) = @_;
2095		2331
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2332	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2333
		2334	return if $self->in_memory != cf::MAP_ACTIVE;
		2335	return if $self->{deny_save};
2101	return if $self->players;	2336	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;
2103	return if $self->{deny_save};
2104		2337
		2338	# first deactivate the map and "unlink" it from the core
		2339	$self->deactivate;
		2340	$_->clear_links_to ($self) for values %cf::MAP;
2105	$self->in_memory (cf::MAP_SWAPPED);	2341	$self->in_memory (cf::MAP_SWAPPED);
		2342
		2343	# then atomically save
		2344	$self->_save;
		2345
		2346	# then free the map
		2347	$self->clear;
		2348	}
		2349
		2350	sub reset_at {
		2351	my ($self) = @_;
		2352
		2353	# TODO: safety, remove and allow resettable per-player maps
		2354	return 1e99 if $self->{deny_reset};
		2355
		2356	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2357	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2358
		2359	$time + $to
		2360	}
		2361
		2362	sub should_reset {
		2363	my ($self) = @_;
		2364
		2365	$self->reset_at <= $cf::RUNTIME
		2366	}
		2367
		2368	sub reset {
		2369	my ($self) = @_;
		2370
		2371	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2372
		2373	return if $self->players;
		2374
		2375	cf::trace "resetting map ", $self->path, "\n";
		2376
		2377	$self->in_memory (cf::MAP_SWAPPED);
		2378
		2379	# need to save uniques path
		2380	unless ($self->{deny_save}) {
		2381	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2382
		2383	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2384	if $uniq;
		2385	}
		2386
		2387	delete $cf::MAP{$self->path};
2106		2388
2107	$self->deactivate;	2389	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	2390	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2391	$self->clear;
2110	}
2111
2112	sub reset_at {
2113	my ($self) = @_;
2114
2115	# TODO: safety, remove and allow resettable per-player maps
2116	return 1e99 if $self->{deny_reset};
2117
2118	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2119	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2120
2121	$time + $to
2122	}
2123
2124	sub should_reset {
2125	my ($self) = @_;
2126
2127	$self->reset_at <= $cf::RUNTIME
2128	}
2129
2130	sub reset {
2131	my ($self) = @_;
2132
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134
2135	return if $self->players;
2136
2137	warn "resetting map ", $self->path;
2138
2139	$self->in_memory (cf::MAP_SWAPPED);
2140
2141	# need to save uniques path
2142	unless ($self->{deny_save}) {
2143	my $uniq = $self->uniq_path; utf8::encode $uniq;
2144
2145	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2146	if $uniq;
2147	}
2148
2149	delete $cf::MAP{$self->path};
2150
2151	$self->deactivate;
2152	$_->clear_links_to ($self) for values %cf::MAP;
2153	$self->clear;
2154		2392
2155	$self->unlink_save;	2393	$self->unlink_save;
2156	$self->destroy;	2394	$self->destroy;
2157	}	2395	}
2158		2396
…		…
2166		2404
2167	delete $cf::MAP{$self->path};	2405	delete $cf::MAP{$self->path};
2168		2406
2169	$self->unlink_save;	2407	$self->unlink_save;
2170		2408
2171	bless $self, "cf::map";	2409	bless $self, "cf::map::wrap";
2172	delete $self->{deny_reset};	2410	delete $self->{deny_reset};
2173	$self->{deny_save} = 1;	2411	$self->{deny_save} = 1;
2174	$self->reset_timeout (1);	2412	$self->reset_timeout (1);
2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2413	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2176		2414
…		…
2225		2463
2226	sub unique_maps() {	2464	sub unique_maps() {
2227	[	2465	[
2228	map {	2466	map {
2229	utf8::decode $_;	2467	utf8::decode $_;
2230	/\.map$/	2468	s/\.map$//; # TODO future compatibility hack
		2469	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2470	? ()
2231	? normalise $_	2471	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2472	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2473	]
2235	}	2474	}
2236		2475
2237	package cf;	2476	=item cf::map::static_maps
		2477
		2478	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2479	file in the shared directory excluding F</styles> and F</editor>). May
		2480	block.
		2481
		2482	=cut
		2483
		2484	sub static_maps() {
		2485	my @dirs = "";
		2486	my @maps;
		2487
		2488	while (@dirs) {
		2489	my $dir = shift @dirs;
		2490
		2491	next if $dir eq "/styles" || $dir eq "/editor";
		2492
		2493	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2494	or return;
		2495
		2496	for (@$files) {
		2497	s/\.map$// or next;
		2498	utf8::decode $_;
		2499	push @maps, "$dir/$_";
		2500	}
		2501
		2502	push @dirs, map "$dir/$_", @$dirs;
		2503	}
		2504
		2505	\@maps
		2506	}
2238		2507
2239	=back	2508	=back
2240		2509
2241	=head3 cf::object	2510	=head3 cf::object
2242		2511
…		…
2246		2515
2247	=over 4	2516	=over 4
2248		2517
2249	=item $ob->inv_recursive	2518	=item $ob->inv_recursive
2250		2519
2251	Returns the inventory of the object _and_ their inventories, recursively.	2520	Returns the inventory of the object I<and> their inventories, recursively,
		2521	but I<not> the object itself.
2252		2522
2253	=cut	2523	=cut
2254		2524
2255	sub inv_recursive_;	2525	sub inv_recursive_;
2256	sub inv_recursive_ {	2526	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2531	inv_recursive_ inv $_[0]
2262	}	2532	}
2263		2533
2264	=item $ref = $ob->ref	2534	=item $ref = $ob->ref
2265		2535
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2536	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2537
2268	=item $ob = cf::object::deref ($refstring)	2538	=item $ob = cf::object::deref ($refstring)
2269		2539
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2540	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2541	even if the object actually exists. May block.
…		…
2273	=cut	2543	=cut
2274		2544
2275	sub deref {	2545	sub deref {
2276	my ($ref) = @_;	2546	my ($ref) = @_;
2277		2547
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2548	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2549	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2550	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2551	or return;
2285	$pl->ob->uuid eq $uuid	2552	$pl->ob->uuid eq $uuid
2286	or return;	2553	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2573	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2574	dialogue with the given NPC character.
2308		2575
2309	=cut	2576	=cut
2310		2577
		2578	our $SAY_CHANNEL = {
		2579	id => "say",
		2580	title => "Map",
		2581	reply => "say ",
		2582	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2583	};
		2584
		2585	our $CHAT_CHANNEL = {
		2586	id => "chat",
		2587	title => "Chat",
		2588	reply => "chat ",
		2589	tooltip => "Player chat and shouts, global to the server.",
		2590	};
		2591
2311	# rough implementation of a future "reply" method that works	2592	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2593	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2594	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2595	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2596	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2607	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2608	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2609
2329	} else {	2610	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2611	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2612	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2613	}
2333	}	2614	}
2334	}	2615	}
2335		2616
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2617	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2642
2362	=item $player_object->enter_link	2643	=item $player_object->enter_link
2363		2644
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2645	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2646
2366	The player should be reasonably safe there for short amounts of time. You	2647	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2648	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2649	though, as the player cannot control the character while it is on the link
		2650	map.
2368		2651
2369	Will never block.	2652	Will never block.
2370		2653
2371	=item $player_object->leave_link ($map, $x, $y)	2654	=item $player_object->leave_link ($map, $x, $y)
2372		2655
…		…
2392	sub cf::object::player::enter_link {	2675	sub cf::object::player::enter_link {
2393	my ($self) = @_;	2676	my ($self) = @_;
2394		2677
2395	$self->deactivate_recursive;	2678	$self->deactivate_recursive;
2396		2679
		2680	++$self->{_link_recursion};
		2681
2397	return if UNIVERSAL::isa $self->map, "ext::map_link";	2682	return if UNIVERSAL::isa $self->map, "ext::map_link";
2398		2683
2399	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2684	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2400	if $self->map && $self->map->{path} ne "{link}";	2685	if $self->map && $self->map->{path} ne "{link}";
2401		2686
2402	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2687	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2403	}	2688	}
2404		2689
2405	sub cf::object::player::leave_link {	2690	sub cf::object::player::leave_link {
2406	my ($self, $map, $x, $y) = @_;	2691	my ($self, $map, $x, $y) = @_;
2407		2692
…		…
2424	($x, $y) = (-1, -1)	2709	($x, $y) = (-1, -1)
2425	unless (defined $x) && (defined $y);	2710	unless (defined $x) && (defined $y);
2426		2711
2427	# use -1 or undef as default coordinates, not 0, 0	2712	# use -1 or undef as default coordinates, not 0, 0
2428	($x, $y) = ($map->enter_x, $map->enter_y)	2713	($x, $y) = ($map->enter_x, $map->enter_y)
2429	if $x <=0 && $y <= 0;	2714	if $x <= 0 && $y <= 0;
2430		2715
2431	$map->load;	2716	$map->load;
2432	$map->load_neighbours;	2717	$map->load_neighbours;
2433		2718
2434	return unless $self->contr->active;	2719	return unless $self->contr->active;
2435	$self->activate_recursive;
2436		2720
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2721	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2722	if ($self->enter_map ($map, $x, $y)) {
2439	}	2723	# entering was successful
		2724	delete $self->{_link_recursion};
		2725	# only activate afterwards, to support waiting in hooks
		2726	$self->activate_recursive;
		2727	}
2440		2728
		2729	}
		2730
2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2731	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2442		2732
2443	Moves the player to the given map-path and coordinates by first freezing	2733	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2734	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2735	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2736	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2737	be called at the end of this process.
2448		2738
		2739	Note that $check will be called with a potentially non-loaded map, so if
		2740	it needs a loaded map it has to call C<< ->load >>.
		2741
2449	=cut	2742	=cut
2450		2743
2451	our $GOTOGEN;	2744	our $GOTOGEN;
2452		2745
2453	sub cf::object::player::goto {	2746	sub cf::object::player::goto {
2454	my ($self, $path, $x, $y, $check, $done) = @_;	2747	my ($self, $path, $x, $y, $check, $done) = @_;
		2748
		2749	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2750	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2751	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2752	($path, $x, $y) = @$EMERGENCY_POSITION;
		2753	}
2455		2754
2456	# do generation counting so two concurrent goto's will be executed in-order	2755	# do generation counting so two concurrent goto's will be executed in-order
2457	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2756	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2458		2757
2459	$self->enter_link;	2758	$self->enter_link;
…		…
2483	my $map = eval {	2782	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2783	my $map = defined $path ? cf::map::find $path : undef;
2485		2784
2486	if ($map) {	2785	if ($map) {
2487	$map = $map->customise_for ($self);	2786	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2787	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2788	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2789	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2790	}
2492		2791
2493	$map	2792	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2800	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2801	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2802	$self->leave_link ($map, $x, $y);
2504	}	2803	}
2505		2804
2506	$done->() if $done;	2805	$done->($self) if $done;
2507	})->prio (1);	2806	})->prio (1);
2508	}	2807	}
2509		2808
2510	=item $player_object->enter_exit ($exit_object)	2809	=item $player_object->enter_exit ($exit_object)
2511		2810
…		…
2531	}	2830	}
2532		2831
2533	sub prepare_random_map {	2832	sub prepare_random_map {
2534	my ($exit) = @_;	2833	my ($exit) = @_;
2535		2834
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2835	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2836	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2837	# that depends on the exit object
2541		2838
2542	my $rmp = parse_random_map_params $exit->msg;	2839	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2841	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2842	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2843	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2844	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2845	$rmp->{origin_y} = $exit->y;
		2846
		2847	$exit->map->touch;
2549	}	2848	}
2550		2849
2551	$rmp->{random_seed} ||= $exit->random_seed;	2850	$rmp->{random_seed} ||= $exit->random_seed;
2552		2851
2553	my $data = cf::to_json $rmp;	2852	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2853	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2854	my $meta = "$RANDOMDIR/$md5.meta";
2556		2855
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2856	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2857	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2858	undef $fh;
2560	aio_rename "$meta~", $meta;	2859	aio_rename "$meta~", $meta;
2561		2860
		2861	my $slaying = "?random/$md5";
		2862
		2863	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2864	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2865	$exit->msg (undef);
		2866	}
2564	}	2867	}
2565	}	2868	}
2566		2869
2567	sub cf::object::player::enter_exit {	2870	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2871	my ($self, $exit) = @_;
2569		2872
2570	return unless $self->type == cf::PLAYER;	2873	return unless $self->type == cf::PLAYER;
2571		2874
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2875	$self->enter_link;
2584		2876
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2877	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2878	$Coro::current->{desc} = "enter_exit";
2591		2879
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2880	unless (eval {
		2881	$self->deactivate_recursive; # just to be sure
		2882
		2883	# random map handling
		2884	{
		2885	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2886
		2887	prepare_random_map $exit
		2888	if $exit->slaying eq "/!";
		2889	}
		2890
		2891	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2892	my $x = $exit->stats->hp;
		2893	my $y = $exit->stats->sp;
		2894
2594	$self->goto ($slaying, $hp, $sp);	2895	$self->goto ($map, $x, $y);
2595		2896
		2897	# if exit is damned, update players death & WoR home-position
		2898	$self->contr->savebed ($map, $x, $y)
		2899	if $exit->flag (cf::FLAG_DAMNED);
		2900
2596	1;	2901	1
2597	}) {	2902	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	2903	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	2904	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	2905	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	2906	cf::NDI_UNIQUE | cf::NDI_RED);
2602		2907
2603	warn "ERROR in enter_exit: $@";	2908	error "ERROR in enter_exit: $@";
2604	$self->leave_link;	2909	$self->leave_link;
2605	}	2910	}
2606	})->prio (1);	2911	})->prio (1);
2607	}	2912	}
2608		2913
…		…
2620	sub cf::client::send_drawinfo {	2925	sub cf::client::send_drawinfo {
2621	my ($self, $text, $flags) = @_;	2926	my ($self, $text, $flags) = @_;
2622		2927
2623	utf8::encode $text;	2928	utf8::encode $text;
2624	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2929	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2930	}
		2931
		2932	=item $client->send_big_packet ($pkt)
		2933
		2934	Like C<send_packet>, but tries to compress large packets, and fragments
		2935	them as required.
		2936
		2937	=cut
		2938
		2939	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2940
		2941	sub cf::client::send_big_packet {
		2942	my ($self, $pkt) = @_;
		2943
		2944	# try lzf for large packets
		2945	$pkt = "lzf " . Compress::LZF::compress $pkt
		2946	if 1024 <= length $pkt and $self->{can_lzf};
		2947
		2948	# split very large packets
		2949	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2950	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2951	$pkt = "frag";
		2952	}
		2953
		2954	$self->send_packet ($pkt);
2625	}	2955	}
2626		2956
2627	=item $client->send_msg ($channel, $msg, $color, [extra...])	2957	=item $client->send_msg ($channel, $msg, $color, [extra...])
2628		2958
2629	Send a drawinfo or msg packet to the client, formatting the msg for the	2959	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	2961	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	2962	the message unless the client supports the msg packet.
2633		2963
2634	=cut	2964	=cut
2635		2965
		2966	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	2967	our %CHANNEL = (
		2968	"c/motd" => {
		2969	id => "infobox",
		2970	title => "MOTD",
		2971	reply => undef,
		2972	tooltip => "The message of the day",
		2973	},
2637	"c/identify" => {	2974	"c/identify" => {
2638	id => "infobox",	2975	id => "infobox",
2639	title => "Identify",	2976	title => "Identify",
2640	reply => undef,	2977	reply => undef,
2641	tooltip => "Items recently identified",	2978	tooltip => "Items recently identified",
…		…
2644	id => "infobox",	2981	id => "infobox",
2645	title => "Examine",	2982	title => "Examine",
2646	reply => undef,	2983	reply => undef,
2647	tooltip => "Signs and other items you examined",	2984	tooltip => "Signs and other items you examined",
2648	},	2985	},
		2986	"c/shopinfo" => {
		2987	id => "infobox",
		2988	title => "Shop Info",
		2989	reply => undef,
		2990	tooltip => "What your bargaining skill tells you about the shop",
		2991	},
		2992	"c/book" => {
		2993	id => "infobox",
		2994	title => "Book",
		2995	reply => undef,
		2996	tooltip => "The contents of a note or book",
		2997	},
2649	"c/lookat" => {	2998	"c/lookat" => {
2650	id => "infobox",	2999	id => "infobox",
2651	title => "Look",	3000	title => "Look",
2652	reply => undef,	3001	reply => undef,
2653	tooltip => "What you saw there",	3002	tooltip => "What you saw there",
2654	},	3003	},
		3004	"c/who" => {
		3005	id => "infobox",
		3006	title => "Players",
		3007	reply => undef,
		3008	tooltip => "Shows players who are currently online",
		3009	},
		3010	"c/body" => {
		3011	id => "infobox",
		3012	title => "Body Parts",
		3013	reply => undef,
		3014	tooltip => "Shows which body parts you posess and are available",
		3015	},
		3016	"c/statistics" => {
		3017	id => "infobox",
		3018	title => "Statistics",
		3019	reply => undef,
		3020	tooltip => "Shows your primary statistics",
		3021	},
		3022	"c/skills" => {
		3023	id => "infobox",
		3024	title => "Skills",
		3025	reply => undef,
		3026	tooltip => "Shows your experience per skill and item power",
		3027	},
		3028	"c/shopitems" => {
		3029	id => "infobox",
		3030	title => "Shop Items",
		3031	reply => undef,
		3032	tooltip => "Shows the items currently for sale in this shop",
		3033	},
		3034	"c/resistances" => {
		3035	id => "infobox",
		3036	title => "Resistances",
		3037	reply => undef,
		3038	tooltip => "Shows your resistances",
		3039	},
		3040	"c/pets" => {
		3041	id => "infobox",
		3042	title => "Pets",
		3043	reply => undef,
		3044	tooltip => "Shows information abotu your pets/a specific pet",
		3045	},
		3046	"c/perceiveself" => {
		3047	id => "infobox",
		3048	title => "Perceive Self",
		3049	reply => undef,
		3050	tooltip => "You gained detailed knowledge about yourself",
		3051	},
		3052	"c/uptime" => {
		3053	id => "infobox",
		3054	title => "Uptime",
		3055	reply => undef,
		3056	tooltip => "How long the server has been running since last restart",
		3057	},
		3058	"c/mapinfo" => {
		3059	id => "infobox",
		3060	title => "Map Info",
		3061	reply => undef,
		3062	tooltip => "Information related to the maps",
		3063	},
		3064	"c/party" => {
		3065	id => "party",
		3066	title => "Party",
		3067	reply => "gsay ",
		3068	tooltip => "Messages and chat related to your party",
		3069	},
		3070	"c/death" => {
		3071	id => "death",
		3072	title => "Death",
		3073	reply => undef,
		3074	tooltip => "Reason for and more info about your most recent death",
		3075	},
		3076	"c/say" => $SAY_CHANNEL,
		3077	"c/chat" => $CHAT_CHANNEL,
2655	);	3078	);
2656		3079
2657	sub cf::client::send_msg {	3080	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	3081	my ($self, $channel, $msg, $color, @extra) = @_;
2659		3082
2660	$msg = $self->pl->expand_cfpod ($msg);	3083	$msg = $self->pl->expand_cfpod ($msg)
		3084	unless $color & cf::NDI_VERBATIM;
2661		3085
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	3086	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		3087
2664	# check predefined channels, for the benefit of C	3088	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	3089	if ($CHANNEL{$channel}) {
2666	$channel = $CHANNEL{$channel};	3090	$channel = $CHANNEL{$channel};
2667		3091
2668	$self->ext_msg (channel_info => $channel)	3092	$self->ext_msg (channel_info => $channel);
2669	if $self->can_msg;
2670
2671	$channel = $channel->{id};	3093	$channel = $channel->{id};
2672		3094
2673	} elsif (ref $channel) {	3095	} elsif (ref $channel) {
2674	# send meta info to client, if not yet sent	3096	# send meta info to client, if not yet sent
2675	unless (exists $self->{channel}{$channel->{id}}) {	3097	unless (exists $self->{channel}{$channel->{id}}) {
2676	$self->{channel}{$channel->{id}} = $channel;	3098	$self->{channel}{$channel->{id}} = $channel;
2677	$self->ext_msg (channel_info => $channel)	3099	$self->ext_msg (channel_info => $channel);
2678	if $self->can_msg;
2679	}	3100	}
2680		3101
2681	$channel = $channel->{id};	3102	$channel = $channel->{id};
2682	}	3103	}
2683		3104
2684	return unless @extra || length $msg;	3105	return unless @extra || length $msg;
2685		3106
2686	if ($self->can_msg) {
2687	# default colour, mask it out	3107	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3108	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	3109	if $color & cf::NDI_DEF;
2690		3110
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	3111	my $pkt = "msg "
		3112	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3113	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693	} else {	3114	);
2694	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {
2697	1 while
2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703	}
2704		3115
2705	$color &= cf::NDI_COLOR_MASK;	3116	$self->send_big_packet ($pkt);
2706
2707	utf8::encode $msg;
2708
2709	if (0 && $msg =~ /\[/) {
2710	# COMMAND/INFO
2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
2712	} else {
2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714	$self->send_packet ("drawinfo $color $msg")
2715	}
2716	}
2717	}
2718	}	3117	}
2719		3118
2720	=item $client->ext_msg ($type, @msg)	3119	=item $client->ext_msg ($type, @msg)
2721		3120
2722	Sends an ext event to the client.	3121	Sends an ext event to the client.
…		…
2725		3124
2726	sub cf::client::ext_msg($$@) {	3125	sub cf::client::ext_msg($$@) {
2727	my ($self, $type, @msg) = @_;	3126	my ($self, $type, @msg) = @_;
2728		3127
2729	if ($self->extcmd == 2) {	3128	if ($self->extcmd == 2) {
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2731	} elsif ($self->extcmd == 1) { # TODO: remove	3130	} elsif ($self->extcmd == 1) { # TODO: remove
2732	push @msg, msgtype => "event_$type";	3131	push @msg, msgtype => "event_$type";
2733	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2734	}	3133	}
2735	}	3134	}
2736		3135
2737	=item $client->ext_reply ($msgid, @msg)	3136	=item $client->ext_reply ($msgid, @msg)
2738		3137
…		…
2742		3141
2743	sub cf::client::ext_reply($$@) {	3142	sub cf::client::ext_reply($$@) {
2744	my ($self, $id, @msg) = @_;	3143	my ($self, $id, @msg) = @_;
2745		3144
2746	if ($self->extcmd == 2) {	3145	if ($self->extcmd == 2) {
2747	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3146	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2748	} elsif ($self->extcmd == 1) {	3147	} elsif ($self->extcmd == 1) {
2749	#TODO: version 1, remove	3148	#TODO: version 1, remove
2750	unshift @msg, msgtype => "reply", msgid => $id;	3149	unshift @msg, msgtype => "reply", msgid => $id;
2751	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3150	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2752	}	3151	}
2753	}	3152	}
2754		3153
2755	=item $success = $client->query ($flags, "text", \&cb)	3154	=item $success = $client->query ($flags, "text", \&cb)
2756		3155
…		…
2827		3226
2828	$ns->ext_reply ($reply, @reply)	3227	$ns->ext_reply ($reply, @reply)
2829	if $reply;	3228	if $reply;
2830		3229
2831	} else {	3230	} else {
2832	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3231	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2833	}	3232	}
2834		3233
2835	cf::override;	3234	cf::override;
2836	},	3235	},
2837	);	3236	);
…		…
2857		3256
2858	$coro	3257	$coro
2859	}	3258	}
2860		3259
2861	cf::client->attach (	3260	cf::client->attach (
2862	on_destroy => sub {	3261	on_client_destroy => sub {
2863	my ($ns) = @_;	3262	my ($ns) = @_;
2864		3263
2865	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3264	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2866	},	3265	},
2867	);	3266	);
…		…
2883	our $safe_hole = new Safe::Hole;	3282	our $safe_hole = new Safe::Hole;
2884		3283
2885	$SIG{FPE} = 'IGNORE';	3284	$SIG{FPE} = 'IGNORE';
2886		3285
2887	$safe->permit_only (Opcode::opset qw(	3286	$safe->permit_only (Opcode::opset qw(
2888	:base_core :base_mem :base_orig :base_math	3287	:base_core :base_mem :base_orig :base_math :base_loop
2889	grepstart grepwhile mapstart mapwhile	3288	grepstart grepwhile mapstart mapwhile
2890	sort time	3289	sort time
2891	));	3290	));
2892		3291
2893	# here we export the classes and methods available to script code	3292	# here we export the classes and methods available to script code
…		…
2895	=pod	3294	=pod
2896		3295
2897	The following functions and methods are available within a safe environment:	3296	The following functions and methods are available within a safe environment:
2898		3297
2899	cf::object	3298	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3299	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3300	insert remove name archname title slaying race decrease split
		3301	value
2902		3302
2903	cf::object::player	3303	cf::object::player
2904	player	3304	player
2905		3305
2906	cf::player	3306	cf::player
…		…
2911		3311
2912	=cut	3312	=cut
2913		3313
2914	for (	3314	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3315	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3316	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3317	decrease split destroy change_exp value msg lore send_msg)],
2918	["cf::object::player" => qw(player)],	3318	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3319	["cf::player" => qw(peaceful send_msg)],
2920	["cf::map" => qw(trigger)],	3320	["cf::map" => qw(trigger)],
2921	) {	3321	) {
2922	no strict 'refs';
2923	my ($pkg, @funs) = @$_;	3322	my ($pkg, @funs) = @$_;
2924	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3323	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2925	for @funs;	3324	for @funs;
2926	}	3325	}
2927		3326
…		…
2942		3341
2943	my $qcode = $code;	3342	my $qcode = $code;
2944	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3343	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2945	$qcode =~ s/\n/\\n/g;	3344	$qcode =~ s/\n/\\n/g;
2946		3345
		3346	%vars = (_dummy => 0) unless %vars;
		3347
		3348	my @res;
2947	local $_;	3349	local $_;
2948	local @safe::cf::_safe_eval_args = values %vars;
2949		3350
2950	my $eval =	3351	my $eval =
2951	"do {\n"	3352	"do {\n"
2952	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3353	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2953	. "#line 0 \"{$qcode}\"\n"	3354	. "#line 0 \"{$qcode}\"\n"
2954	. $code	3355	. $code
2955	. "\n}"	3356	. "\n}"
2956	;	3357	;
2957		3358
		3359	if ($CFG{safe_eval}) {
2958	sub_generation_inc;	3360	sub_generation_inc;
		3361	local @safe::cf::_safe_eval_args = values %vars;
2959	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3362	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2960	sub_generation_inc;	3363	sub_generation_inc;
		3364	} else {
		3365	local @cf::_safe_eval_args = values %vars;
		3366	@res = wantarray ? eval eval : scalar eval $eval;
		3367	}
2961		3368
2962	if ($@) {	3369	if ($@) {
2963	warn "$@";	3370	warn "$@",
2964	warn "while executing safe code '$code'\n";	3371	"while executing safe code '$code'\n",
2965	warn "with arguments " . (join " ", %vars) . "\n";	3372	"with arguments " . (join " ", %vars) . "\n";
2966	}	3373	}
2967		3374
2968	wantarray ? @res : $res[0]	3375	wantarray ? @res : $res[0]
2969	}	3376	}
2970		3377
…		…
2984	=cut	3391	=cut
2985		3392
2986	sub register_script_function {	3393	sub register_script_function {
2987	my ($fun, $cb) = @_;	3394	my ($fun, $cb) = @_;
2988		3395
2989	no strict 'refs';	3396	$fun = "safe::$fun" if $CFG{safe_eval};
2990	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3397	*$fun = $safe_hole->wrap ($cb);
2991	}	3398	}
2992		3399
2993	=back	3400	=back
2994		3401
2995	=cut	3402	=cut
…		…
3004	# for this (global event?)	3411	# for this (global event?)
3005	%ext::player_env::MUSIC_FACE_CACHE = ();	3412	%ext::player_env::MUSIC_FACE_CACHE = ();
3006		3413
3007	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3414	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3008		3415
3009	warn "loading facedata from $path\n";	3416	trace "loading facedata from $path\n";
3010		3417
3011	my $facedata;
3012	0 < aio_load $path, $facedata	3418	0 < aio_load $path, my $facedata
3013	or die "$path: $!";	3419	or die "$path: $!";
3014		3420
3015	$facedata = Coro::Storable::thaw $facedata;	3421	$facedata = Coro::Storable::thaw $facedata;
3016		3422
3017	$facedata->{version} == 2	3423	$facedata->{version} == 2
3018	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
3019		3425
3020	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3021	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
3022	type => FT_RSRC,	3429	type => FT_RSRC,
3023	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
3024	};	3432	};
3025	cf::cede_to_tick;	3433	cf::cede_to_tick;
3026		3434
3027	{	3435	{
3028	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
3029		3437
3030	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
3032	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3036		3445
3037	cf::cede_to_tick;	3446	cf::cede_to_tick;
3038	}	3447	}
3039		3448
3040	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
3042	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
3043	or next;	3453	or next;
		3454
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3458	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3049	}	3460	}
3050		3461
3051	cf::cede_to_tick;	3462	cf::cede_to_tick;
3052	}	3463	}
3053	}	3464	}
…		…
3062		3473
3063	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3064	}	3475	}
3065		3476
3066	{	3477	{
3067	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3070		3479
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;
3076		3483
3077	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3078	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
3079
3080	my $meta = $enc->encode ({
3081	name => $name,
3082	%{ $info->{meta} || {} },
3083	});
3084
3085	$data = pack "(w/a*)*", $meta, $info->{data};
3086	} else {	3486	} else {
3087	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
3088	}	3488	}
3089		3489
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3490	cf::cede_to_tick;
3094	}	3491	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3495
3115	1	3496	1
3116	}	3497	}
3117		3498
3118	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
3120		3501
3121	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
3123	}	3504	}
3124	};	3505	};
		3506
		3507	sub load_resource_file($) {
		3508	my $guard = lock_acquire "load_resource_file";
		3509
		3510	my $status = load_resource_file_ $_[0];
		3511	get_slot 0.1, 100;
		3512	cf::arch::commit_load;
		3513
		3514	$status
		3515	}
3125		3516
3126	sub reload_regions {	3517	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3518	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3519	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3520	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3534	}
3144		3535
3145	sub reload_archetypes {	3536	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references
3149	# this really needs to be done in an extra post-pass
3150	# (which needs to be synchronous, so solve it differently)
3151	load_resource_file "$DATADIR/archetypes"
3152	or die "unable to load archetypes\n";
3153	}	3539	}
3154		3540
3155	sub reload_treasures {	3541	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3158	}	3544	}
3159		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
3160	sub reload_resources {	3569	sub reload_resources {
3161	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3162		3571
		3572	reload_exp_table;
		3573	reload_materials;
		3574	reload_facedata;
		3575	reload_sound;
		3576	reload_archetypes;
3163	reload_regions;	3577	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3578	reload_treasures;
3168		3579
3169	warn "finished reloading resource files\n";	3580	trace "finished reloading resource files\n";
3170	}
3171
3172	sub init {
3173	reload_resources;
3174	}	3581	}
3175		3582
3176	sub reload_config {	3583	sub reload_config {
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3584	trace "reloading config file...\n";
3178	or return;
3179		3585
3180	local $/;	3586	0 < aio_load "$CONFDIR/config", my $config
3181	*CFG = YAML::Syck::Load <$fh>;	3587	or die "$CONFDIR/config: $!";
3182		3588
		3589	utf8::decode $config;
		3590	*CFG = yaml_load $config;
		3591
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3592	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3184		3593
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3594	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3595	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3187		3596
3188	if (exists $CFG{mlockall}) {	3597	if (exists $CFG{mlockall}) {
…		…
3192	};	3601	};
3193	warn $@ if $@;	3602	warn $@ if $@;
3194	}	3603	}
3195	}	3604	}
3196		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
		3632	}
		3633
3197	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3198	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3647	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3649	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3205	};	3651	};
3206		3652
		3653	evthread_start IO::AIO::poll_fileno;
		3654
		3655	cf::sync_job {
		3656	cf::incloader::init ();
		3657
		3658	cf::init_anim;
		3659	cf::init_attackmess;
		3660	cf::init_dynamic;
		3661
		3662	cf::load_settings;
		3663
		3664	reload_resources;
3207	reload_config;	3665	reload_config;
3208	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
3209	load_extensions;	3676	load_extensions;
3210		3677
3211	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
3212	Event::loop;	3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	cf::_post_init 0;
		3685	};
		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
3213	}	3696	}
3214		3697
3215	#############################################################################	3698	#############################################################################
3216	# initialisation and cleanup	3699	# initialisation and cleanup
3217		3700
3218	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3219	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3228	},
3229	);	3707	};
3230	}	3708	}
3231	}	3709	}
3232		3710
3233	sub write_runtime {	3711	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
3235		3713
3236	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3238		3716
3239	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		3718
3241	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3242		3720
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3244	or return;	3722	or return;
3245		3723
3246	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
3259		3737
3260	close $fh	3738	close $fh
3261	or return;	3739	or return;
3262		3740
3263	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	3742	and return;
3265		3743
3266	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3267		3745
3268	1	3746	1
		3747	}
		3748
		3749	our $uuid_lock;
		3750	our $uuid_skip;
		3751
		3752	sub write_uuid_sync($) {
		3753	$uuid_skip ||= $_[0];
		3754
		3755	return if $uuid_lock;
		3756	local $uuid_lock = 1;
		3757
		3758	my $uuid = "$LOCALDIR/uuid";
		3759
		3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3761	or return;
		3762
		3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
		3771	$uuid_skip = 0;
		3772
		3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3774	and return;
		3775
		3776	# always fsync - this file is important
		3777	aio_fsync $fh
		3778	and return;
		3779
		3780	close $fh
		3781	or return;
		3782
		3783	aio_rename "$uuid~", $uuid
		3784	and return;
		3785
		3786	trace "uuid file written ($value).\n";
		3787
		3788	1
		3789
		3790	}
		3791
		3792	sub write_uuid($$) {
		3793	my ($skip, $sync) = @_;
		3794
		3795	$sync ? write_uuid_sync $skip
		3796	: async { write_uuid_sync $skip };
3269	}	3797	}
3270		3798
3271	sub emergency_save() {	3799	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3273		3801
3274	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
3275		3808
3276	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
3277	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3278	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3279	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
3281	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	3818	$pl->valid or next;
		3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	3820	$pl->save;
3285	}	3821	}
3286	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
3287		3823
3288	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
3289	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3290	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3291	$map->valid or next;	3829	$map->valid or next;
3292	$map->save;	3830	$map->save;
3293	}	3831	}
3294	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
3295		3833
3296	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
		3839
		3840	info "emergency_perl_save: begin write uuid\n";
		3841	write_uuid_sync 1;
		3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3299	};	3862	};
3300		3863
3301	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
3302	}	3865	}
3303		3866
3304	sub post_cleanup {	3867	sub post_cleanup {
3305	my ($make_core) = @_;	3868	my ($make_core) = @_;
3306		3869
		3870	IO::AIO::flush;
		3871
3307	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3308	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
		3877	}
		3878
		3879	# a safer delete_package, copied from Symbol
		3880	sub clear_package($) {
		3881	my $pkg = shift;
		3882
		3883	# expand to full symbol table name if needed
		3884	unless ($pkg =~ /^main::.*::$/) {
		3885	$pkg = "main$pkg" if $pkg =~ /^::/;
		3886	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3887	$pkg .= '::' unless $pkg =~ /::$/;
		3888	}
		3889
		3890	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3891	my $stem_symtab = *{$stem}{HASH};
		3892
		3893	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3894	or return;
		3895
		3896	# clear all symbols
		3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3898	for my $name (keys %$leaf_symtab) {
		3899	_gv_clear *{"$pkg$name"};
		3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3901	}
3309	}	3902	}
3310		3903
3311	sub do_reload_perl() {	3904	sub do_reload_perl() {
3312	# can/must only be called in main	3905	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	3906	unless (in_main) {
3314	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3315	return;	3908	return;
3316	}	3909	}
3317		3910
3318	warn "reloading...";	3911	return if $RELOAD++;
3319		3912
3320	warn "entering sync_job";	3913	my $t1 = AE::time;
3321		3914
		3915	while ($RELOAD) {
		3916	cf::get_slot 0.1, -1, "reload_perl";
		3917	info "perl_reload: reloading...";
		3918
		3919	trace "perl_reload: entering sync_job";
		3920
3322	cf::sync_job {	3921	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark
3324	cf::emergency_save;	3922	#cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark
3326		3923
3327	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;
3329
3330	# if anything goes wrong in here, we should simply crash as we already saved
3331
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;
3343	warn "iterate...";
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";	3924	trace "perl_reload: cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;	3925	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();	3926	%EXT_CORO = ();
3351		3927
3352	warn "removing commands";	3928	trace "perl_reload: removing commands";
3353	%COMMAND = ();	3929	%COMMAND = ();
3354		3930
3355	warn "removing ext/exti commands";	3931	trace "perl_reload: removing ext/exti commands";
3356	%EXTCMD = ();	3932	%EXTCMD = ();
3357	%EXTICMD = ();	3933	%EXTICMD = ();
3358		3934
3359	warn "unloading/nuking all extensions";	3935	trace "perl_reload: unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {	3936	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";	3937	trace "... unloading $pkg";
3362		3938
3363	if (my $cb = $pkg->can ("unload")) {	3939	if (my $cb = $pkg->can ("unload")) {
3364	eval {	3940	eval {
3365	$cb->($pkg);	3941	$cb->($pkg);
3366	1	3942	1
3367	} or warn "$pkg unloaded, but with errors: $@";	3943	} or error "$pkg unloaded, but with errors: $@";
		3944	}
		3945
		3946	trace "... clearing $pkg";
		3947	clear_package $pkg;
3368	}	3948	}
3369		3949
3370	warn "... nuking $pkg";
3371	Symbol::delete_package $pkg;
3372	}
3373
3374	warn "unloading all perl modules loaded from $LIBDIR";	3950	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3375	while (my ($k, $v) = each %INC) {	3951	while (my ($k, $v) = each %INC) {
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3952	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		3953
3378	warn "... unloading $k";	3954	trace "... unloading $k";
3379	delete $INC{$k};	3955	delete $INC{$k};
3380		3956
3381	$k =~ s/\.pm$//;	3957	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;	3958	$k =~ s/\//::/g;
3383		3959
3384	if (my $cb = $k->can ("unload_module")) {	3960	if (my $cb = $k->can ("unload_module")) {
3385	$cb->();	3961	$cb->();
		3962	}
		3963
		3964	clear_package $k;
3386	}	3965	}
3387		3966
3388	Symbol::delete_package $k;
3389	}
3390
3391	warn "getting rid of safe::, as good as possible";	3967	trace "perl_reload: getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	3968	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3969	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		3970
3395	warn "unloading cf.pm \"a bit\"";	3971	trace "perl_reload: unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	3972	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	3973	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3398		3974
3399	# don't, removes xs symbols, too,	3975	# don't, removes xs symbols, too,
3400	# and global variables created in xs	3976	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	3977	#clear_package __PACKAGE__;
3402		3978
3403	warn "unload completed, starting to reload now";	3979	info "perl_reload: unload completed, starting to reload now";
3404		3980
3405	warn "reloading cf.pm";	3981	trace "perl_reload: reloading cf.pm";
3406	require cf;	3982	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3983	cf::_connect_to_perl_1;
3408		3984
3409	warn "loading config and database again";	3985	trace "perl_reload: loading config and database again";
3410	cf::reload_config;	3986	cf::reload_config;
3411		3987
3412	warn "loading extensions";	3988	trace "perl_reload: loading extensions";
3413	cf::load_extensions;	3989	cf::load_extensions;
3414		3990
		3991	if ($REATTACH_ON_RELOAD) {
3415	warn "reattaching attachments to objects/players";	3992	trace "perl_reload: reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	3993	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	3994	trace "perl_reload: reattaching attachments to maps";
3418	reattach $_ for values %MAP;	3995	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	3996	trace "perl_reload: reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	3997	reattach $_ for values %PLAYER;
		3998	}
3421		3999
3422	warn "leaving sync_job";	4000	cf::_post_init 1;
3423		4001
		4002	trace "perl_reload: leaving sync_job";
		4003
3424	1	4004	1
3425	} or do {	4005	} or do {
3426	warn $@;	4006	error $@;
3427	warn "error while reloading, exiting.";	4007	cf::cleanup "perl_reload: error, exiting.";
3428	exit 1;	4008	};
		4009
		4010	--$RELOAD;
3429	};	4011	}
3430		4012
3431	warn "reloaded";	4013	$t1 = AE::time - $t1;
		4014	info "perl_reload: completed in ${t1}s\n";
3432	};	4015	};
3433		4016
3434	our $RELOAD_WATCHER; # used only during reload	4017	our $RELOAD_WATCHER; # used only during reload
3435		4018
3436	sub reload_perl() {	4019	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	4020	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	4021	# coro crashes during coro_state_free->destroy here.
3439		4022
3440	$RELOAD_WATCHER ||= Event->timer (	4023	$RELOAD_WATCHER ||= cf::async {
3441	reentrant => 0,	4024	Coro::AIO::aio_wait cache_extensions;
3442	after => 0,	4025
3443	data => WF_AUTOCANCEL,	4026	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3444	cb => sub {
3445	do_reload_perl;	4027	do_reload_perl;
3446	undef $RELOAD_WATCHER;	4028	undef $RELOAD_WATCHER;
3447	},	4029	};
3448	);	4030	};
3449	}	4031	}
3450		4032
3451	register_command "reload" => sub {	4033	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	4034	my ($who, $arg) = @_;
3453		4035
…		…
3458	reload_perl;	4040	reload_perl;
3459	};	4041	};
3460	}	4042	}
3461	};	4043	};
3462		4044
3463	unshift @INC, $LIBDIR;	4045	#############################################################################
3464		4046
3465	my $bug_warning = 0;	4047	my $bug_warning = 0;
3466		4048
3467	our @WAIT_FOR_TICK;	4049	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;	4050	our @WAIT_FOR_TICK_BEGIN;
3469		4051
3470	sub wait_for_tick {	4052	sub wait_for_tick() {
3471	return unless $TICK_WATCHER->is_active;
3472	return if $Coro::current == $Coro::main;	4053	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3473		4054
3474	my $signal = new Coro::Signal;	4055	my $signal = new Coro::Signal;
3475	push @WAIT_FOR_TICK, $signal;	4056	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;	4057	$signal->wait;
3477	}	4058	}
3478		4059
3479	sub wait_for_tick_begin {	4060	sub wait_for_tick_begin() {
3480	return unless $TICK_WATCHER->is_active;
3481	return if $Coro::current == $Coro::main;	4061	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3482		4062
3483	my $signal = new Coro::Signal;	4063	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	4064	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	4065	$signal->wait;
3486	}	4066	}
3487		4067
3488	$TICK_WATCHER = Event->timer (	4068	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	4069	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4070	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	4071	unless ++$bug_warning > 10;
3498	return;	4072	return;
3499	}	4073	}
3500		4074
3501	$NOW = $tick_start = Event::time;
3502
3503	cf::server_tick; # one server iteration	4075	cf::server_tick; # one server iteration
3504		4076
3505	$RUNTIME += $TICK;	4077	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3506	$NEXT_TICK += $TICK;
3507		4078
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4079	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	4080	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	4081	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	4082	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	4083	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	4084	or error "ERROR: unable to write runtime file: $!";
3514	};
3515	}	4085	};
		4086	}
3516		4087
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4088	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	4089	$sig->send;
3519	}	4090	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	4091	while (my $sig = shift @WAIT_FOR_TICK) {
3521	$sig->send;	4092	$sig->send;
3522	}	4093	}
3523		4094
3524	$NOW = Event::time;	4095	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4096	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		4097
3535	_post_tick;	4098	if (0) {
		4099	if ($NEXT_TICK) {
		4100	my $jitter = $TICK_START - $NEXT_TICK;
		4101	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4102	debug "jitter $JITTER\n";#d#
		4103	}
3536	},	4104	}
3537	);	4105	}
3538		4106
3539	{	4107	{
		4108	# configure BDB
		4109
3540	BDB::min_parallel 8;	4110	BDB::min_parallel 16;
3541	BDB::max_poll_time $TICK * 0.1;	4111	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	4112	$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		4113
3566	unless ($DB_ENV) {	4114	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	4115	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4116	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	4117	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4118	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4119	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4120	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		4121
3573	cf::sync_job {	4122	cf::sync_job {
3574	eval {	4123	eval {
…		…
3584		4133
3585	cf::cleanup "db_env_open(db): $@" if $@;	4134	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	4135	};
3587	}	4136	}
3588		4137
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	4138	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4139	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	4140	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	4141	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4142	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	4143	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	4144	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4145	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	4146	};
3619	}	4147	}
3620		4148
3621	{	4149	{
		4150	# configure IO::AIO
		4151
3622	IO::AIO::min_parallel 8;	4152	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	4153	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	4154	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 6,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	4155	}
3635		4156
3636	my $_log_backtrace;	4157	our $_log_backtrace;
		4158	our $_log_backtrace_last;
3637		4159
3638	sub _log_backtrace {	4160	sub _log_backtrace {
3639	my ($msg, @addr) = @_;	4161	my ($msg, @addr) = @_;
3640		4162
3641	$msg =~ s/\n//;	4163	$msg =~ s/\n$//;
3642		4164
		4165	if ($_log_backtrace_last eq $msg) {
		4166	LOG llevInfo, "[ABT] $msg\n";
		4167	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3643	# limit the # of concurrent backtraces	4168	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	4169	} elsif ($_log_backtrace < 2) {
		4170	$_log_backtrace_last = $msg;
3645	++$_log_backtrace;	4171	++$_log_backtrace;
		4172	my $perl_bt = Carp::longmess $msg;
3646	async {	4173	async {
3647	$Coro::current->{desc} = "abt $msg";	4174	$Coro::current->{desc} = "abt $msg";
3648		4175
3649	my @bt = fork_call {	4176	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	4177	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	4188	}
3662		4189
3663	@funcs	4190	@funcs
3664	};	4191	};
3665		4192
3666	LOG llevInfo, "[ABT] $msg\n";	4193	LOG llevInfo, "[ABT] $perl_bt\n";
		4194	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	4195	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	4196	--$_log_backtrace;
3669	};	4197	};
3670	} else {	4198	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	4199	LOG llevInfo, "[ABT] $msg\n";
3672	LOG llevInfo, "[ABT] [suppressed]\n";	4200	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3673	}	4201	}
3674	}	4202	}
3675		4203
3676	# load additional modules	4204	# load additional modules
3677	use cf::pod;	4205	require "cf/$_.pm" for @EXTRA_MODULES;
		4206	cf::_connect_to_perl_2;
3678		4207
3679	END { cf::emergency_save }	4208	END { cf::emergency_save }
3680		4209
3681	1	4210	1
3682		4211

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