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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.374 by root, Wed Sep 19 22:07:16 2007 UTC vs.
Revision 1.557 by root, Tue Oct 5 21:40:05 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) = @_;
1635	# mit "rum" bekleckern, nicht	1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1636	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1644	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1645	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1646	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1647	(cf::region::find $rmp->{region}), $rmp->{custom}
1648	)
1649	}	1867	}
1650		1868
1651	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1652		1870
1653	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1658		1876
1659	sub register {	1877	sub register {
1660	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1661	my $pkg = caller;	1879	my $pkg = caller;
1662		1880
1663	no strict;
1664	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1665		1882
1666	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1667	}	1884	}
1668		1885
1669	# also paths starting with '/'	1886	# also paths starting with '/'
1670	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1671		1888
1672	sub thawer_merge {	1889	sub thawer_merge {
1673	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1674		1891
1675	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1680	}	1897	}
1681		1898
1682	sub normalise {	1899	sub normalise {
1683	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1684		1901
1685	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1686		1903
1687	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1688		1905
1689	# map plan:	1906	# map plan:
1690	#	1907	#
…		…
1705	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1706	$path = "$base/$path";	1923	$path = "$base/$path";
1707	}	1924	}
1708		1925
1709	for ($path) {	1926	for ($path) {
1710	redo if s{//}{/};
1711	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1712	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1713	}	1929	}
1714		1930
1715	$path	1931	$path
…		…
1729	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1730	return $self;	1946	return $self;
1731	}	1947	}
1732	}	1948	}
1733		1949
1734	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1735	()	1951	()
1736	}	1952	}
1737		1953
1738	sub init {	1954	sub init {
1739	my ($self) = @_;	1955	my ($self) = @_;
…		…
1761		1977
1762	# the temporary/swap location	1978	# the temporary/swap location
1763	sub save_path {	1979	sub save_path {
1764	my ($self) = @_;	1980	my ($self) = @_;
1765		1981
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1982	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1983	"$TMPDIR/$path.map"
1768	}	1984	}
1769		1985
1770	# the unique path, undef == no special unique path	1986	# the unique path, undef == no special unique path
1771	sub uniq_path {	1987	sub uniq_path {
1772	my ($self) = @_;	1988	my ($self) = @_;
1773		1989
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1991	"$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	}	1992	}
1786		1993
1787	sub decay_objects {	1994	sub decay_objects {
1788	my ($self) = @_;	1995	my ($self) = @_;
1789		1996
…		…
1871		2078
1872	sub find;	2079	sub find;
1873	sub find {	2080	sub find {
1874	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
1875		2082
		2083	cf::cede_to_tick;
		2084
1876	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1877		2086
1878	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2089
1881	$cf::MAP{$path} || do {	2090	$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	2091	my $map = new_from_path cf::map $path
1886	or return;	2092	or return;
1887		2093
1888	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
1889		2095
…		…
1891	or return;	2097	or return;
1892		2098
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2099	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2100	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2101	#$cf::WAIT_FOR_TICK->wait;
		2102	undef $guard2;
1896	undef $guard1;	2103	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2104	$map->reset;
1899	return find $path;	2105	return find $path;
1900	}	2106	}
1901		2107
1902	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1903	}	2109	}
1904	}	2110	}
1905		2111
1906	sub pre_load { }	2112	sub pre_load { }
1907	sub post_load { }	2113	#sub post_load { } # XS
1908		2114
1909	sub load {	2115	sub load {
1910	my ($self) = @_;	2116	my ($self) = @_;
1911		2117
1912	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2135	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2136	$f->skip_block;
1931	$self->_load_objects ($f)	2137	$self->_load_objects ($f)
1932	or return;	2138	or return;
1933		2139
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
1935	if delete $self->{load_original};	2141	if delete $self->{load_original};
1936		2142
1937	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2144	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2145	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2164	$self->decay_objects;
1959	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
1960	$self->update_buttons;	2166	$self->update_buttons;
1961	cf::cede_to_tick;	2167	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2168	$self->activate;
1965	}	2169	}
1966		2170
1967	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
1969		2173
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2174	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2175	}
1972		2176
1973	$self->post_load;	2177	$self->post_load;
1974	}
1975		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
1976	sub customise_for {	2185	sub customise_for {
1977	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
1978		2187
1979	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2189	if $self->per_player;
…		…
1996	or next;	2205	or next;
1997	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
1998	or next;	2207	or next;
1999	$neigh->load;	2208	$neigh->load;
2000		2209
		2210	# now find the diagonal neighbours
2001	push @neigh,	2211	push @neigh,
2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2004	}	2214	}
2005		2215
…		…
2012	}	2222	}
2013		2223
2014	sub find_sync {	2224	sub find_sync {
2015	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2016		2226
2017	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2018	}	2231	}
2019		2232
2020	sub do_load_sync {	2233	sub do_load_sync {
2021	my ($map) = @_;	2234	my ($map) = @_;
2022		2235
2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2024	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2025		2238
2026	cf::sync_job { $map->load };	2239	$map->load;
2027	}	2240	}
2028		2241
2029	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2030	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2031		2244
…		…
2033	my ($path, $origin, $load) = @_;	2246	my ($path, $origin, $load) = @_;
2034		2247
2035	$path = normalise $path, $origin && $origin->{path};	2248	$path = normalise $path, $origin && $origin->{path};
2036		2249
2037	if (my $map = $cf::MAP{$path}) {	2250	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2251	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2252	}
2040		2253
2041	$MAP_PREFETCH{$path} |= $load;	2254	$MAP_PREFETCH{$path} |= $load;
2042		2255
2043	$MAP_PREFETCHER ||= cf::async {	2256	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2058		2271
2059	()	2272	()
2060	}	2273	}
2061		2274
		2275	# common code, used by both ->save and ->swapout
2062	sub save {	2276	sub _save {
2063	my ($self) = @_;	2277	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2278
2067	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2068		2280
2069	return unless $self->dirty;	2281	return unless $self->dirty;
2070		2282
…		…
2079		2291
2080	cf::async {	2292	cf::async {
2081	$Coro::current->{desc} = "map player save";	2293	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2294	$_->contr->save for $self->players;
2083	};	2295	};
		2296
		2297	cf::get_slot 0.02;
2084		2298
2085	if ($uniq) {	2299	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2300	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2301	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2302	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2090	}	2304	}
2091	}	2305	}
2092		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2093	sub swap_out {	2315	sub swap_out {
2094	my ($self) = @_;	2316	my ($self) = @_;
2095		2317
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2319
		2320	return if $self->in_memory != cf::MAP_ACTIVE;
		2321	return if $self->{deny_save};
2101	return if $self->players;	2322	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;
2103	return if $self->{deny_save};
2104		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2105	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2106		2374
2107	$self->deactivate;	2375	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2377	$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		2378
2155	$self->unlink_save;	2379	$self->unlink_save;
2156	$self->destroy;	2380	$self->destroy;
2157	}	2381	}
2158		2382
…		…
2166		2390
2167	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2168		2392
2169	$self->unlink_save;	2393	$self->unlink_save;
2170		2394
2171	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2172	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2173	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2174	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2176		2400
…		…
2225		2449
2226	sub unique_maps() {	2450	sub unique_maps() {
2227	[	2451	[
2228	map {	2452	map {
2229	utf8::decode $_;	2453	utf8::decode $_;
2230	/\.map$/	2454	s/\.map$//; # TODO future compatibility hack
		2455	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2456	? ()
2231	? normalise $_	2457	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2459	]
2235	}	2460	}
2236		2461
2237	package cf;	2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
2238		2493
2239	=back	2494	=back
2240		2495
2241	=head3 cf::object	2496	=head3 cf::object
2242		2497
…		…
2246		2501
2247	=over 4	2502	=over 4
2248		2503
2249	=item $ob->inv_recursive	2504	=item $ob->inv_recursive
2250		2505
2251	Returns the inventory of the object _and_ their inventories, recursively.	2506	Returns the inventory of the object I<and> their inventories, recursively,
		2507	but I<not> the object itself.
2252		2508
2253	=cut	2509	=cut
2254		2510
2255	sub inv_recursive_;	2511	sub inv_recursive_;
2256	sub inv_recursive_ {	2512	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2517	inv_recursive_ inv $_[0]
2262	}	2518	}
2263		2519
2264	=item $ref = $ob->ref	2520	=item $ref = $ob->ref
2265		2521
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2522	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2523
2268	=item $ob = cf::object::deref ($refstring)	2524	=item $ob = cf::object::deref ($refstring)
2269		2525
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2526	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2527	even if the object actually exists. May block.
…		…
2273	=cut	2529	=cut
2274		2530
2275	sub deref {	2531	sub deref {
2276	my ($ref) = @_;	2532	my ($ref) = @_;
2277		2533
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2534	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2535	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2536	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2537	or return;
2285	$pl->ob->uuid eq $uuid	2538	$pl->ob->uuid eq $uuid
2286	or return;	2539	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2559	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2560	dialogue with the given NPC character.
2308		2561
2309	=cut	2562	=cut
2310		2563
		2564	our $SAY_CHANNEL = {
		2565	id => "say",
		2566	title => "Map",
		2567	reply => "say ",
		2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2569	};
		2570
		2571	our $CHAT_CHANNEL = {
		2572	id => "chat",
		2573	title => "Chat",
		2574	reply => "chat ",
		2575	tooltip => "Player chat and shouts, global to the server.",
		2576	};
		2577
2311	# rough implementation of a future "reply" method that works	2578	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2579	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2580	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2581	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2582	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2593	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2594	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2595
2329	} else {	2596	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2597	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2598	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2599	}
2333	}	2600	}
2334	}	2601	}
2335		2602
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2603	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2628
2362	=item $player_object->enter_link	2629	=item $player_object->enter_link
2363		2630
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2632
2366	The player should be reasonably safe there for short amounts of time. You	2633	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.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2368		2637
2369	Will never block.	2638	Will never block.
2370		2639
2371	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2372		2641
…		…
2392	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2393	my ($self) = @_;	2662	my ($self) = @_;
2394		2663
2395	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2396		2665
		2666	++$self->{_link_recursion};
		2667
2397	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2398		2669
2399	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2400	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2401		2672
2402	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2403	}	2674	}
2404		2675
2405	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2406	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2407		2678
…		…
2424	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2425	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2426		2697
2427	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2428	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2429	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2430		2701
2431	$map->load;	2702	$map->load;
2432	$map->load_neighbours;	2703	$map->load_neighbours;
2433		2704
2434	return unless $self->contr->active;	2705	return unless $self->contr->active;
2435	$self->activate_recursive;
2436		2706
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2439	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2440		2714
		2715	}
		2716
2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2442		2718
2443	Moves the player to the given map-path and coordinates by first freezing	2719	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	2720	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	2721	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	2722	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2723	be called at the end of this process.
2448		2724
		2725	Note that $check will be called with a potentially non-loaded map, so if
		2726	it needs a loaded map it has to call C<< ->load >>.
		2727
2449	=cut	2728	=cut
2450		2729
2451	our $GOTOGEN;	2730	our $GOTOGEN;
2452		2731
2453	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2454	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
2455		2740
2456	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2457	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2458		2743
2459	$self->enter_link;	2744	$self->enter_link;
…		…
2483	my $map = eval {	2768	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2769	my $map = defined $path ? cf::map::find $path : undef;
2485		2770
2486	if ($map) {	2771	if ($map) {
2487	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2774	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2776	}
2492		2777
2493	$map	2778	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2504	}	2789	}
2505		2790
2506	$done->() if $done;	2791	$done->($self) if $done;
2507	})->prio (1);	2792	})->prio (1);
2508	}	2793	}
2509		2794
2510	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2511		2796
…		…
2531	}	2816	}
2532		2817
2533	sub prepare_random_map {	2818	sub prepare_random_map {
2534	my ($exit) = @_;	2819	my ($exit) = @_;
2535		2820
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2821	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2822	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2823	# that depends on the exit object
2541		2824
2542	my $rmp = parse_random_map_params $exit->msg;	2825	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2827	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2828	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2829	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2830	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2831	$rmp->{origin_y} = $exit->y;
		2832
		2833	$exit->map->touch;
2549	}	2834	}
2550		2835
2551	$rmp->{random_seed} ||= $exit->random_seed;	2836	$rmp->{random_seed} ||= $exit->random_seed;
2552		2837
2553	my $data = cf::to_json $rmp;	2838	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2839	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2840	my $meta = "$RANDOMDIR/$md5.meta";
2556		2841
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2842	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2843	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2844	undef $fh;
2560	aio_rename "$meta~", $meta;	2845	aio_rename "$meta~", $meta;
2561		2846
		2847	my $slaying = "?random/$md5";
		2848
		2849	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2850	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2851	$exit->msg (undef);
		2852	}
2564	}	2853	}
2565	}	2854	}
2566		2855
2567	sub cf::object::player::enter_exit {	2856	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2857	my ($self, $exit) = @_;
2569		2858
2570	return unless $self->type == cf::PLAYER;	2859	return unless $self->type == cf::PLAYER;
2571		2860
2572	if ($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;	2861	$self->enter_link;
2584		2862
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 {	2863	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2864	$Coro::current->{desc} = "enter_exit";
2591		2865
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2866	unless (eval {
		2867	$self->deactivate_recursive; # just to be sure
		2868
		2869	# random map handling
		2870	{
		2871	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2872
		2873	prepare_random_map $exit
		2874	if $exit->slaying eq "/!";
		2875	}
		2876
		2877	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2878	my $x = $exit->stats->hp;
		2879	my $y = $exit->stats->sp;
		2880
2594	$self->goto ($slaying, $hp, $sp);	2881	$self->goto ($map, $x, $y);
2595		2882
		2883	# if exit is damned, update players death & WoR home-position
		2884	$self->contr->savebed ($map, $x, $y)
		2885	if $exit->flag (cf::FLAG_DAMNED);
		2886
2596	1;	2887	1
2597	}) {	2888	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2602		2893
2603	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2604	$self->leave_link;	2895	$self->leave_link;
2605	}	2896	}
2606	})->prio (1);	2897	})->prio (1);
2607	}	2898	}
2608		2899
…		…
2620	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2621	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2622		2913
2623	utf8::encode $text;	2914	utf8::encode $text;
2624	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2625	}	2941	}
2626		2942
2627	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2628		2944
2629	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	2947	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	2948	the message unless the client supports the msg packet.
2633		2949
2634	=cut	2950	=cut
2635		2951
		2952	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2637	"c/identify" => {	2960	"c/identify" => {
2638	id => "identify",	2961	id => "infobox",
2639	title => "Identify",	2962	title => "Identify",
2640	reply => undef,	2963	reply => undef,
2641	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
2642	},	2965	},
2643	"c/examine" => {	2966	"c/examine" => {
2644	id => "examine",	2967	id => "infobox",
2645	title => "Examine",	2968	title => "Examine",
2646	reply => undef,	2969	reply => undef,
2647	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
2648	},	2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
		2977	},
		2978	"c/book" => {
		2979	id => "infobox",
		2980	title => "Book",
		2981	reply => undef,
		2982	tooltip => "The contents of a note or book",
		2983	},
		2984	"c/lookat" => {
		2985	id => "infobox",
		2986	title => "Look",
		2987	reply => undef,
		2988	tooltip => "What you saw there",
		2989	},
		2990	"c/who" => {
		2991	id => "infobox",
		2992	title => "Players",
		2993	reply => undef,
		2994	tooltip => "Shows players who are currently online",
		2995	},
		2996	"c/body" => {
		2997	id => "infobox",
		2998	title => "Body Parts",
		2999	reply => undef,
		3000	tooltip => "Shows which body parts you posess and are available",
		3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
		3038	"c/uptime" => {
		3039	id => "infobox",
		3040	title => "Uptime",
		3041	reply => undef,
		3042	tooltip => "How long the server has been running since last restart",
		3043	},
		3044	"c/mapinfo" => {
		3045	id => "infobox",
		3046	title => "Map Info",
		3047	reply => undef,
		3048	tooltip => "Information related to the maps",
		3049	},
		3050	"c/party" => {
		3051	id => "party",
		3052	title => "Party",
		3053	reply => "gsay ",
		3054	tooltip => "Messages and chat related to your party",
		3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
2649	);	3064	);
2650		3065
2651	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2652	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2653		3068
2654	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2655		3071
2656	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2657		3073
2658	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2659	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3075	if ($CHANNEL{$channel}) {
		3076	$channel = $CHANNEL{$channel};
2660		3077
		3078	$self->ext_msg (channel_info => $channel);
		3079	$channel = $channel->{id};
		3080
2661	if (ref $channel) {	3081	} elsif (ref $channel) {
2662	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2663	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2664	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2665	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2666	if $self->can_msg;
2667	}	3086	}
2668		3087
2669	$channel = $channel->{id};	3088	$channel = $channel->{id};
2670	}	3089	}
2671		3090
2672	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2673		3092
2674	if ($self->can_msg) {
2675	# default colour, mask it out	3093	# default colour, mask it out
2676	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2677	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2678		3096
2679	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2680	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2681	} else {	3100	);
2682	if ($color >= 0) {
2683	# replace some tags by gcfclient-compatible ones
2684	for ($msg) {
2685	1 while
2686	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2687	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2688	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2689	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2690	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2691	}
2692		3101
2693	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($pkt);
2694
2695	utf8::encode $msg;
2696
2697	if (0 && $msg =~ /\[/) {
2698	# COMMAND/INFO
2699	$self->send_packet ("drawextinfo $color 10 8 $msg")
2700	} else {
2701	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2702	$self->send_packet ("drawinfo $color $msg")
2703	}
2704	}
2705	}
2706	}	3103	}
2707		3104
2708	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2709		3106
2710	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2713		3110
2714	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2715	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2716		3113
2717	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2719	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2720	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2721	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2722	}	3119	}
2723	}	3120	}
2724		3121
2725	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2726		3123
…		…
2730		3127
2731	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2732	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2733		3130
2734	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2735	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2736	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2737	#TODO: version 1, remove	3134	#TODO: version 1, remove
2738	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2739	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2740	}	3137	}
2741	}	3138	}
2742		3139
2743	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2744		3141
…		…
2815		3212
2816	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
2817	if $reply;	3214	if $reply;
2818		3215
2819	} else {	3216	} else {
2820	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2821	}	3218	}
2822		3219
2823	cf::override;	3220	cf::override;
2824	},	3221	},
2825	);	3222	);
…		…
2845		3242
2846	$coro	3243	$coro
2847	}	3244	}
2848		3245
2849	cf::client->attach (	3246	cf::client->attach (
2850	on_destroy => sub {	3247	on_client_destroy => sub {
2851	my ($ns) = @_;	3248	my ($ns) = @_;
2852		3249
2853	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2854	},	3251	},
2855	);	3252	);
…		…
2871	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
2872		3269
2873	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
2874		3271
2875	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
2876	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
2877	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
2878	sort time	3275	sort time
2879	));	3276	));
2880		3277
2881	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
2883	=pod	3280	=pod
2884		3281
2885	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
2886		3283
2887	cf::object	3284	cf::object
2888	contr pay_amount pay_player map x y force_find force_add	3285	contr pay_amount pay_player map x y force_find force_add destroy
2889	insert remove name archname title slaying race decrease_ob_nr	3286	insert remove name archname title slaying race decrease split
		3287	value
2890		3288
2891	cf::object::player	3289	cf::object::player
2892	player	3290	player
2893		3291
2894	cf::player	3292	cf::player
…		…
2899		3297
2900	=cut	3298	=cut
2901		3299
2902	for (	3300	for (
2903	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2904	insert remove inv name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
2905	decrease_ob_nr)],	3303	decrease split destroy change_exp value msg lore send_msg)],
2906	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
2907	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
2908	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
2909	) {	3307	) {
2910	no strict 'refs';
2911	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
2912	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2913	for @funs;	3310	for @funs;
2914	}	3311	}
2915		3312
…		…
2930		3327
2931	my $qcode = $code;	3328	my $qcode = $code;
2932	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2933	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
2934		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
2935	local $_;	3335	local $_;
2936	local @safe::cf::_safe_eval_args = values %vars;
2937		3336
2938	my $eval =	3337	my $eval =
2939	"do {\n"	3338	"do {\n"
2940	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2941	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
2942	. $code	3341	. $code
2943	. "\n}"	3342	. "\n}"
2944	;	3343	;
2945		3344
		3345	if ($CFG{safe_eval}) {
2946	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
2947	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2948	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
2949		3354
2950	if ($@) {	3355	if ($@) {
2951	warn "$@";	3356	warn "$@",
2952	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
2953	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
2954	}	3359	}
2955		3360
2956	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
2957	}	3362	}
2958		3363
…		…
2972	=cut	3377	=cut
2973		3378
2974	sub register_script_function {	3379	sub register_script_function {
2975	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
2976		3381
2977	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
2978	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
2979	}	3384	}
2980		3385
2981	=back	3386	=back
2982		3387
2983	=cut	3388	=cut
…		…
2992	# for this (global event?)	3397	# for this (global event?)
2993	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
2994		3399
2995	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2996		3401
2997	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
2998		3403
2999	my $facedata;
3000	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
3001	or die "$path: $!";	3405	or die "$path: $!";
3002		3406
3003	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
3004		3408
3005	$facedata->{version} == 2	3409	$facedata->{version} == 2
3006	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
3007		3411
3008	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3009	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
3010	type => FT_RSRC,	3415	type => FT_RSRC,
3011	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
3012	};	3418	};
3013	cf::cede_to_tick;	3419	cf::cede_to_tick;
3014		3420
3015	{	3421	{
3016	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
3017		3423
3018	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
3019	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3426
3020	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
3021	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
3022	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3023	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3431	cf::face::set_data $idx, 2, "-", chr $idx & 255;
3024		3432
3025	cf::cede_to_tick;	3433	cf::cede_to_tick;
3026	}	3434	}
3027		3435
3028	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
3029	next unless $info->{smooth};	3437	next unless $info->{smooth};
		3438
3030	my $idx = cf::face::find $face	3439	my $idx = cf::face::find $face
3031	or next;	3440	or next;
		3441
3032	if (my $smooth = cf::face::find $info->{smooth}) {	3442	if (my $smooth = cf::face::find $info->{smooth}) {
3033	cf::face::set_smooth $idx, $smooth;	3443	cf::face::set_smooth $idx, $smooth;
3034	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3444	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3035	} else {	3445	} else {
3036	warn "smooth face '$info->{smooth}' not found for face '$face'";	3446	error "smooth face '$info->{smooth}' not found for face '$face'";
3037	}	3447	}
3038		3448
3039	cf::cede_to_tick;	3449	cf::cede_to_tick;
3040	}	3450	}
3041	}	3451	}
…		…
3050		3460
3051	cf::anim::invalidate_all; # d'oh	3461	cf::anim::invalidate_all; # d'oh
3052	}	3462	}
3053		3463
3054	{	3464	{
3055	# TODO: for gcfclient pleasure, we should give resources
3056	# that gcfclient doesn't grok a >10000 face index.
3057	my $res = $facedata->{resource};	3465	my $res = $facedata->{resource};
3058		3466
3059	my $soundconf = delete $res->{"res/sound.conf"};
3060
3061	while (my ($name, $info) = each %$res) {	3467	while (my ($name, $info) = each %$res) {
		3468	if (defined $info->{type}) {
3062	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3469	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3063	my $data;
3064		3470
3065	if ($info->{type} & 1) {	3471	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3066	# prepend meta info	3472	cf::face::set_type $idx, $info->{type};
3067
3068	my $meta = $enc->encode ({
3069	name => $name,
3070	%{ $info->{meta} || {} },
3071	});
3072
3073	$data = pack "(w/a*)*", $meta, $info->{data};
3074	} else {	3473	} else {
3075	$data = $info->{data};	3474	$RESOURCE{$name} = $info; # unused
3076	}	3475	}
3077		3476
3078	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3079	cf::face::set_type $idx, $info->{type};
3080
3081	cf::cede_to_tick;	3477	cf::cede_to_tick;
3082	}	3478	}
3083
3084	if ($soundconf) {
3085	$soundconf = $enc->decode (delete $soundconf->{data});
3086
3087	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3088	my $sound = $soundconf->{compat}[$_]
3089	or next;
3090
3091	my $face = cf::face::find "sound/$sound->[1]";
3092	cf::sound::set $sound->[0] => $face;
3093	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3094	}
3095
3096	while (my ($k, $v) = each %{$soundconf->{event}}) {
3097	my $face = cf::face::find "sound/$v";
3098	cf::sound::set $k => $face;
3099	}
3100	}
3101	}	3479	}
		3480
		3481	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3102		3482
3103	1	3483	1
3104	}	3484	}
3105		3485
3106	register_exticmd fx_want => sub {	3486	register_exticmd fx_want => sub {
…		…
3108		3488
3109	while (my ($k, $v) = each %$want) {	3489	while (my ($k, $v) = each %$want) {
3110	$ns->fx_want ($k, $v);	3490	$ns->fx_want ($k, $v);
3111	}	3491	}
3112	};	3492	};
		3493
		3494	sub load_resource_file($) {
		3495	my $guard = lock_acquire "load_resource_file";
		3496
		3497	my $status = load_resource_file_ $_[0];
		3498	get_slot 0.1, 100;
		3499	cf::arch::commit_load;
		3500
		3501	$status
		3502	}
3113		3503
3114	sub reload_regions {	3504	sub reload_regions {
3115	# HACK to clear player env face cache, we need some signal framework	3505	# HACK to clear player env face cache, we need some signal framework
3116	# for this (global event?)	3506	# for this (global event?)
3117	%ext::player_env::MUSIC_FACE_CACHE = ();	3507	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3131	}	3521	}
3132		3522
3133	sub reload_archetypes {	3523	sub reload_archetypes {
3134	load_resource_file "$DATADIR/archetypes"	3524	load_resource_file "$DATADIR/archetypes"
3135	or die "unable to load archetypes\n";	3525	or die "unable to load archetypes\n";
3136	#d# NEED to laod twice to resolve forward references
3137	# this really needs to be done in an extra post-pass
3138	# (which needs to be synchronous, so solve it differently)
3139	load_resource_file "$DATADIR/archetypes"
3140	or die "unable to load archetypes\n";
3141	}	3526	}
3142		3527
3143	sub reload_treasures {	3528	sub reload_treasures {
3144	load_resource_file "$DATADIR/treasures"	3529	load_resource_file "$DATADIR/treasures"
3145	or die "unable to load treasurelists\n";	3530	or die "unable to load treasurelists\n";
3146	}	3531	}
3147		3532
		3533	sub reload_sound {
		3534	trace "loading sound config from $DATADIR/sound\n";
		3535
		3536	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3537	or die "$DATADIR/sound $!";
		3538
		3539	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3540
		3541	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3542	my $sound = $soundconf->{compat}[$_]
		3543	or next;
		3544
		3545	my $face = cf::face::find "sound/$sound->[1]";
		3546	cf::sound::set $sound->[0] => $face;
		3547	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3548	}
		3549
		3550	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3551	my $face = cf::face::find "sound/$v";
		3552	cf::sound::set $k => $face;
		3553	}
		3554	}
		3555
3148	sub reload_resources {	3556	sub reload_resources {
3149	warn "reloading resource files...\n";	3557	trace "reloading resource files...\n";
3150		3558
		3559	reload_exp_table;
		3560	reload_materials;
		3561	reload_facedata;
		3562	reload_sound;
		3563	reload_archetypes;
3151	reload_regions;	3564	reload_regions;
3152	reload_facedata;
3153	#reload_archetypes;#d#
3154	reload_archetypes;
3155	reload_treasures;	3565	reload_treasures;
3156		3566
3157	warn "finished reloading resource files\n";	3567	trace "finished reloading resource files\n";
3158	}
3159
3160	sub init {
3161	reload_resources;
3162	}	3568	}
3163		3569
3164	sub reload_config {	3570	sub reload_config {
3165	open my $fh, "<:utf8", "$CONFDIR/config"	3571	trace "reloading config file...\n";
3166	or return;
3167		3572
3168	local $/;	3573	0 < aio_load "$CONFDIR/config", my $config
3169	*CFG = YAML::Syck::Load <$fh>;	3574	or die "$CONFDIR/config: $!";
3170		3575
		3576	utf8::decode $config;
		3577	*CFG = yaml_load $config;
		3578
3171	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3579	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3172		3580
3173	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3581	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3174	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3582	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3175		3583
3176	if (exists $CFG{mlockall}) {	3584	if (exists $CFG{mlockall}) {
…		…
3180	};	3588	};
3181	warn $@ if $@;	3589	warn $@ if $@;
3182	}	3590	}
3183	}	3591	}
3184		3592
		3593	sub pidfile() {
		3594	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3595	or die "$PIDFILE: $!";
		3596	flock $fh, &Fcntl::LOCK_EX
		3597	or die "$PIDFILE: flock: $!";
		3598	$fh
		3599	}
		3600
		3601	# make sure only one server instance is running at any one time
		3602	sub atomic {
		3603	my $fh = pidfile;
		3604
		3605	my $pid = <$fh>;
		3606	kill 9, $pid if $pid > 0;
		3607
		3608	seek $fh, 0, 0;
		3609	print $fh $$;
		3610	}
		3611
		3612	sub main_loop {
		3613	trace "EV::loop starting\n";
		3614	if (1) {
		3615	EV::loop;
		3616	}
		3617	trace "EV::loop returned\n";
		3618	goto &main_loop unless $REALLY_UNLOOP;
		3619	}
		3620
3185	sub main {	3621	sub main {
		3622	cf::init_globals; # initialise logging
		3623
		3624	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3625	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3626	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3627	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3628
		3629	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3630
3186	# we must not ever block the main coroutine	3631	# we must not ever block the main coroutine
3187	local $Coro::idle = sub {	3632	local $Coro::idle = sub {
3188	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3633	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3189	(async {	3634	(async {
3190	$Coro::current->{desc} = "IDLE BUG HANDLER";	3635	$Coro::current->{desc} = "IDLE BUG HANDLER";
3191	Event::one_event;	3636	EV::loop EV::LOOP_ONESHOT;
3192	})->prio (Coro::PRIO_MAX);	3637	})->prio (Coro::PRIO_MAX);
3193	};	3638	};
3194		3639
		3640	evthread_start IO::AIO::poll_fileno;
		3641
		3642	cf::sync_job {
		3643	cf::incloader::init ();
		3644
		3645	cf::init_anim;
		3646	cf::init_attackmess;
		3647	cf::init_dynamic;
		3648
		3649	cf::load_settings;
		3650
		3651	reload_resources;
3195	reload_config;	3652	reload_config;
3196	db_init;	3653	db_init;
		3654
		3655	cf::init_uuid;
		3656	cf::init_signals;
		3657	cf::init_skills;
		3658
		3659	cf::init_beforeplay;
		3660
		3661	atomic;
		3662
3197	load_extensions;	3663	load_extensions;
3198		3664
3199	$TICK_WATCHER->start;	3665	utime time, time, $RUNTIMEFILE;
3200	Event::loop;	3666
		3667	# no (long-running) fork's whatsoever before this point(!)
		3668	use POSIX ();
		3669	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3670
		3671	cf::_post_init 0;
		3672	};
		3673
		3674	cf::object::thawer::errors_are_fatal 0;
		3675	info "parse errors in files are no longer fatal from this point on.\n";
		3676
		3677	my $free_main; $free_main = EV::idle sub {
		3678	undef $free_main;
		3679	undef &main; # free gobs of memory :)
		3680	};
		3681
		3682	goto &main_loop;
3201	}	3683	}
3202		3684
3203	#############################################################################	3685	#############################################################################
3204	# initialisation and cleanup	3686	# initialisation and cleanup
3205		3687
3206	# install some emergency cleanup handlers	3688	# install some emergency cleanup handlers
3207	BEGIN {	3689	BEGIN {
		3690	our %SIGWATCHER = ();
3208	for my $signal (qw(INT HUP TERM)) {	3691	for my $signal (qw(INT HUP TERM)) {
3209	Event->signal (	3692	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3210	reentrant => 0,
3211	data => WF_AUTOCANCEL,
3212	signal => $signal,
3213	prio => 0,
3214	cb => sub {
3215	cf::cleanup "SIG$signal";	3693	cf::cleanup "SIG$signal";
3216	},
3217	);	3694	};
3218	}	3695	}
3219	}	3696	}
3220		3697
3221	sub write_runtime {	3698	sub write_runtime_sync {
3222	my $runtime = "$LOCALDIR/runtime";	3699	my $t0 = AE::time;
3223		3700
3224	# first touch the runtime file to show we are still running:	3701	# first touch the runtime file to show we are still running:
3225	# the fsync below can take a very very long time.	3702	# the fsync below can take a very very long time.
3226		3703
3227	IO::AIO::aio_utime $runtime, undef, undef;	3704	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3228		3705
3229	my $guard = cf::lock_acquire "write_runtime";	3706	my $guard = cf::lock_acquire "write_runtime";
3230		3707
3231	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3232	or return;	3709	or return;
3233		3710
3234	my $value = $cf::RUNTIME + 90 + 10;	3711	my $value = $cf::RUNTIME + 90 + 10;
3235	# 10 is the runtime save interval, for a monotonic clock	3712	# 10 is the runtime save interval, for a monotonic clock
3236	# 60 allows for the watchdog to kill the server.	3713	# 60 allows for the watchdog to kill the server.
…		…
3246	aio_utime $fh, undef, undef;	3723	aio_utime $fh, undef, undef;
3247		3724
3248	close $fh	3725	close $fh
3249	or return;	3726	or return;
3250		3727
3251	aio_rename "$runtime~", $runtime	3728	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3252	and return;	3729	and return;
3253		3730
3254	warn "runtime file written.\n";	3731	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3255		3732
3256	1	3733	1
		3734	}
		3735
		3736	our $uuid_lock;
		3737	our $uuid_skip;
		3738
		3739	sub write_uuid_sync($) {
		3740	$uuid_skip ||= $_[0];
		3741
		3742	return if $uuid_lock;
		3743	local $uuid_lock = 1;
		3744
		3745	my $uuid = "$LOCALDIR/uuid";
		3746
		3747	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3748	or return;
		3749
		3750	my $value = uuid_seq uuid_cur;
		3751
		3752	unless ($value) {
		3753	info "cowardly refusing to write zero uuid value!\n";
		3754	return;
		3755	}
		3756
		3757	my $value = uuid_str $value + $uuid_skip;
		3758	$uuid_skip = 0;
		3759
		3760	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3761	and return;
		3762
		3763	# always fsync - this file is important
		3764	aio_fsync $fh
		3765	and return;
		3766
		3767	close $fh
		3768	or return;
		3769
		3770	aio_rename "$uuid~", $uuid
		3771	and return;
		3772
		3773	trace "uuid file written ($value).\n";
		3774
		3775	1
		3776
		3777	}
		3778
		3779	sub write_uuid($$) {
		3780	my ($skip, $sync) = @_;
		3781
		3782	$sync ? write_uuid_sync $skip
		3783	: async { write_uuid_sync $skip };
3257	}	3784	}
3258		3785
3259	sub emergency_save() {	3786	sub emergency_save() {
3260	my $freeze_guard = cf::freeze_mainloop;	3787	my $freeze_guard = cf::freeze_mainloop;
3261		3788
3262	warn "enter emergency perl save\n";	3789	info "emergency_perl_save: enter\n";
		3790
		3791	# this is a trade-off: we want to be very quick here, so
		3792	# save all maps without fsync, and later call a global sync
		3793	# (which in turn might be very very slow)
		3794	local $USE_FSYNC = 0;
3263		3795
3264	cf::sync_job {	3796	cf::sync_job {
		3797	cf::write_runtime_sync; # external watchdog should not bark
		3798
3265	# use a peculiar iteration method to avoid tripping on perl	3799	# use a peculiar iteration method to avoid tripping on perl
3266	# refcount bugs in for. also avoids problems with players	3800	# refcount bugs in for. also avoids problems with players
3267	# and maps saved/destroyed asynchronously.	3801	# and maps saved/destroyed asynchronously.
3268	warn "begin emergency player save\n";	3802	info "emergency_perl_save: begin player save\n";
3269	for my $login (keys %cf::PLAYER) {	3803	for my $login (keys %cf::PLAYER) {
3270	my $pl = $cf::PLAYER{$login} or next;	3804	my $pl = $cf::PLAYER{$login} or next;
3271	$pl->valid or next;	3805	$pl->valid or next;
		3806	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3272	$pl->save;	3807	$pl->save;
3273	}	3808	}
3274	warn "end emergency player save\n";	3809	info "emergency_perl_save: end player save\n";
3275		3810
3276	warn "begin emergency map save\n";	3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
		3813	info "emergency_perl_save: begin map save\n";
3277	for my $path (keys %cf::MAP) {	3814	for my $path (keys %cf::MAP) {
3278	my $map = $cf::MAP{$path} or next;	3815	my $map = $cf::MAP{$path} or next;
3279	$map->valid or next;	3816	$map->valid or next;
3280	$map->save;	3817	$map->save;
3281	}	3818	}
3282	warn "end emergency map save\n";	3819	info "emergency_perl_save: end map save\n";
3283		3820
3284	warn "begin emergency database checkpoint\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin database checkpoint\n";
3285	BDB::db_env_txn_checkpoint $DB_ENV;	3824	BDB::db_env_txn_checkpoint $DB_ENV;
3286	warn "end emergency database checkpoint\n";	3825	info "emergency_perl_save: end database checkpoint\n";
		3826
		3827	info "emergency_perl_save: begin write uuid\n";
		3828	write_uuid_sync 1;
		3829	info "emergency_perl_save: end write uuid\n";
		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	trace "emergency_perl_save: syncing database to disk";
		3834	BDB::db_env_txn_checkpoint $DB_ENV;
		3835
		3836	info "emergency_perl_save: starting sync\n";
		3837	IO::AIO::aio_sync sub {
		3838	info "emergency_perl_save: finished sync\n";
		3839	};
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: flushing outstanding aio requests";
		3844	while (IO::AIO::nreqs || BDB::nreqs) {
		3845	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3846	}
		3847
		3848	cf::write_runtime_sync; # external watchdog should not bark
3287	};	3849	};
3288		3850
3289	warn "leave emergency perl save\n";	3851	info "emergency_perl_save: leave\n";
3290	}	3852	}
3291		3853
3292	sub post_cleanup {	3854	sub post_cleanup {
3293	my ($make_core) = @_;	3855	my ($make_core) = @_;
3294		3856
		3857	IO::AIO::flush;
		3858
3295	warn Carp::longmess "post_cleanup backtrace"	3859	error Carp::longmess "post_cleanup backtrace"
3296	if $make_core;	3860	if $make_core;
		3861
		3862	my $fh = pidfile;
		3863	unlink $PIDFILE if <$fh> == $$;
		3864	}
		3865
		3866	# a safer delete_package, copied from Symbol
		3867	sub clear_package($) {
		3868	my $pkg = shift;
		3869
		3870	# expand to full symbol table name if needed
		3871	unless ($pkg =~ /^main::.*::$/) {
		3872	$pkg = "main$pkg" if $pkg =~ /^::/;
		3873	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3874	$pkg .= '::' unless $pkg =~ /::$/;
		3875	}
		3876
		3877	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3878	my $stem_symtab = *{$stem}{HASH};
		3879
		3880	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3881	or return;
		3882
		3883	# clear all symbols
		3884	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3885	for my $name (keys %$leaf_symtab) {
		3886	_gv_clear *{"$pkg$name"};
		3887	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3888	}
3297	}	3889	}
3298		3890
3299	sub do_reload_perl() {	3891	sub do_reload_perl() {
3300	# can/must only be called in main	3892	# can/must only be called in main
3301	if ($Coro::current != $Coro::main) {	3893	unless (in_main) {
3302	warn "can only reload from main coroutine";	3894	error "can only reload from main coroutine";
3303	return;	3895	return;
3304	}	3896	}
3305		3897
3306	warn "reloading...";	3898	return if $RELOAD++;
3307		3899
3308	warn "entering sync_job";	3900	my $t1 = AE::time;
3309		3901
		3902	while ($RELOAD) {
		3903	cf::get_slot 0.1, -1, "reload_perl";
		3904	info "perl_reload: reloading...";
		3905
		3906	trace "perl_reload: entering sync_job";
		3907
3310	cf::sync_job {	3908	cf::sync_job {
3311	cf::write_runtime; # external watchdog should not bark
3312	cf::emergency_save;	3909	#cf::emergency_save;
3313	cf::write_runtime; # external watchdog should not bark
3314		3910
3315	warn "syncing database to disk";
3316	BDB::db_env_txn_checkpoint $DB_ENV;
3317
3318	# if anything goes wrong in here, we should simply crash as we already saved
3319
3320	warn "cancelling all WF_AUTOCANCEL watchers";
3321	for (Event::all_watchers) {
3322	$_->cancel if $_->data & WF_AUTOCANCEL;
3323	}
3324
3325	warn "flushing outstanding aio requests";
3326	for (;;) {
3327	BDB::flush;
3328	IO::AIO::flush;
3329	Coro::cede;
3330	last unless IO::AIO::nreqs || BDB::nreqs;
3331	warn "iterate...";
3332	}
3333
3334	++$RELOAD;
3335
3336	warn "cancelling all extension coros";	3911	trace "perl_reload: cancelling all extension coros";
3337	$_->cancel for values %EXT_CORO;	3912	$_->cancel for values %EXT_CORO;
3338	%EXT_CORO = ();	3913	%EXT_CORO = ();
3339		3914
3340	warn "removing commands";	3915	trace "perl_reload: removing commands";
3341	%COMMAND = ();	3916	%COMMAND = ();
3342		3917
3343	warn "removing ext/exti commands";	3918	trace "perl_reload: removing ext/exti commands";
3344	%EXTCMD = ();	3919	%EXTCMD = ();
3345	%EXTICMD = ();	3920	%EXTICMD = ();
3346		3921
3347	warn "unloading/nuking all extensions";	3922	trace "perl_reload: unloading/nuking all extensions";
3348	for my $pkg (@EXTS) {	3923	for my $pkg (@EXTS) {
3349	warn "... unloading $pkg";	3924	trace "... unloading $pkg";
3350		3925
3351	if (my $cb = $pkg->can ("unload")) {	3926	if (my $cb = $pkg->can ("unload")) {
3352	eval {	3927	eval {
3353	$cb->($pkg);	3928	$cb->($pkg);
3354	1	3929	1
3355	} or warn "$pkg unloaded, but with errors: $@";	3930	} or error "$pkg unloaded, but with errors: $@";
		3931	}
		3932
		3933	trace "... clearing $pkg";
		3934	clear_package $pkg;
3356	}	3935	}
3357		3936
3358	warn "... nuking $pkg";
3359	Symbol::delete_package $pkg;
3360	}
3361
3362	warn "unloading all perl modules loaded from $LIBDIR";	3937	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3363	while (my ($k, $v) = each %INC) {	3938	while (my ($k, $v) = each %INC) {
3364	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3939	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3365		3940
3366	warn "... unloading $k";	3941	trace "... unloading $k";
3367	delete $INC{$k};	3942	delete $INC{$k};
3368		3943
3369	$k =~ s/\.pm$//;	3944	$k =~ s/\.pm$//;
3370	$k =~ s/\//::/g;	3945	$k =~ s/\//::/g;
3371		3946
3372	if (my $cb = $k->can ("unload_module")) {	3947	if (my $cb = $k->can ("unload_module")) {
3373	$cb->();	3948	$cb->();
		3949	}
		3950
		3951	clear_package $k;
3374	}	3952	}
3375		3953
3376	Symbol::delete_package $k;
3377	}
3378
3379	warn "getting rid of safe::, as good as possible";	3954	trace "perl_reload: getting rid of safe::, as good as possible";
3380	Symbol::delete_package "safe::$_"	3955	clear_package "safe::$_"
3381	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3956	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3382		3957
3383	warn "unloading cf.pm \"a bit\"";	3958	trace "perl_reload: unloading cf.pm \"a bit\"";
3384	delete $INC{"cf.pm"};	3959	delete $INC{"cf.pm"};
3385	delete $INC{"cf/pod.pm"};	3960	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3386		3961
3387	# don't, removes xs symbols, too,	3962	# don't, removes xs symbols, too,
3388	# and global variables created in xs	3963	# and global variables created in xs
3389	#Symbol::delete_package __PACKAGE__;	3964	#clear_package __PACKAGE__;
3390		3965
3391	warn "unload completed, starting to reload now";	3966	info "perl_reload: unload completed, starting to reload now";
3392		3967
3393	warn "reloading cf.pm";	3968	trace "perl_reload: reloading cf.pm";
3394	require cf;	3969	require cf;
3395	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3970	cf::_connect_to_perl_1;
3396		3971
3397	warn "loading config and database again";	3972	trace "perl_reload: loading config and database again";
3398	cf::reload_config;	3973	cf::reload_config;
3399		3974
3400	warn "loading extensions";	3975	trace "perl_reload: loading extensions";
3401	cf::load_extensions;	3976	cf::load_extensions;
3402		3977
		3978	if ($REATTACH_ON_RELOAD) {
3403	warn "reattaching attachments to objects/players";	3979	trace "perl_reload: reattaching attachments to objects/players";
3404	_global_reattach; # objects, sockets	3980	_global_reattach; # objects, sockets
3405	warn "reattaching attachments to maps";	3981	trace "perl_reload: reattaching attachments to maps";
3406	reattach $_ for values %MAP;	3982	reattach $_ for values %MAP;
3407	warn "reattaching attachments to players";	3983	trace "perl_reload: reattaching attachments to players";
3408	reattach $_ for values %PLAYER;	3984	reattach $_ for values %PLAYER;
		3985	}
3409		3986
3410	warn "leaving sync_job";	3987	cf::_post_init 1;
3411		3988
		3989	trace "perl_reload: leaving sync_job";
		3990
3412	1	3991	1
3413	} or do {	3992	} or do {
3414	warn $@;	3993	error $@;
3415	warn "error while reloading, exiting.";	3994	cf::cleanup "perl_reload: error, exiting.";
3416	exit 1;	3995	};
		3996
		3997	--$RELOAD;
3417	};	3998	}
3418		3999
3419	warn "reloaded";	4000	$t1 = AE::time - $t1;
		4001	info "perl_reload: completed in ${t1}s\n";
3420	};	4002	};
3421		4003
3422	our $RELOAD_WATCHER; # used only during reload	4004	our $RELOAD_WATCHER; # used only during reload
3423		4005
3424	sub reload_perl() {	4006	sub reload_perl() {
3425	# doing reload synchronously and two reloads happen back-to-back,	4007	# doing reload synchronously and two reloads happen back-to-back,
3426	# coro crashes during coro_state_free->destroy here.	4008	# coro crashes during coro_state_free->destroy here.
3427		4009
3428	$RELOAD_WATCHER ||= Event->timer (	4010	$RELOAD_WATCHER ||= cf::async {
3429	reentrant => 0,	4011	Coro::AIO::aio_wait cache_extensions;
3430	after => 0,	4012
3431	data => WF_AUTOCANCEL,	4013	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3432	cb => sub {
3433	do_reload_perl;	4014	do_reload_perl;
3434	undef $RELOAD_WATCHER;	4015	undef $RELOAD_WATCHER;
3435	},	4016	};
3436	);	4017	};
3437	}	4018	}
3438		4019
3439	register_command "reload" => sub {	4020	register_command "reload" => sub {
3440	my ($who, $arg) = @_;	4021	my ($who, $arg) = @_;
3441		4022
…		…
3446	reload_perl;	4027	reload_perl;
3447	};	4028	};
3448	}	4029	}
3449	};	4030	};
3450		4031
3451	unshift @INC, $LIBDIR;	4032	#############################################################################
3452		4033
3453	my $bug_warning = 0;	4034	my $bug_warning = 0;
3454		4035
3455	our @WAIT_FOR_TICK;	4036	our @WAIT_FOR_TICK;
3456	our @WAIT_FOR_TICK_BEGIN;	4037	our @WAIT_FOR_TICK_BEGIN;
3457		4038
3458	sub wait_for_tick {	4039	sub wait_for_tick() {
3459	return unless $TICK_WATCHER->is_active;
3460	return if $Coro::current == $Coro::main;	4040	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3461		4041
3462	my $signal = new Coro::Signal;	4042	my $signal = new Coro::Signal;
3463	push @WAIT_FOR_TICK, $signal;	4043	push @WAIT_FOR_TICK, $signal;
3464	$signal->wait;	4044	$signal->wait;
3465	}	4045	}
3466		4046
3467	sub wait_for_tick_begin {	4047	sub wait_for_tick_begin() {
3468	return unless $TICK_WATCHER->is_active;
3469	return if $Coro::current == $Coro::main;	4048	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3470		4049
3471	my $signal = new Coro::Signal;	4050	my $signal = new Coro::Signal;
3472	push @WAIT_FOR_TICK_BEGIN, $signal;	4051	push @WAIT_FOR_TICK_BEGIN, $signal;
3473	$signal->wait;	4052	$signal->wait;
3474	}	4053	}
3475		4054
3476	$TICK_WATCHER = Event->timer (	4055	sub tick {
3477	reentrant => 0,
3478	parked => 1,
3479	prio => 0,
3480	at => $NEXT_TICK || $TICK,
3481	data => WF_AUTOCANCEL,
3482	cb => sub {
3483	if ($Coro::current != $Coro::main) {	4056	if ($Coro::current != $Coro::main) {
3484	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3485	unless ++$bug_warning > 10;	4058	unless ++$bug_warning > 10;
3486	return;	4059	return;
3487	}	4060	}
3488		4061
3489	$NOW = $tick_start = Event::time;
3490
3491	cf::server_tick; # one server iteration	4062	cf::server_tick; # one server iteration
3492		4063
3493	$RUNTIME += $TICK;	4064	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3494	$NEXT_TICK += $TICK;
3495		4065
3496	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4066	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3497	$NEXT_RUNTIME_WRITE = $NOW + 10;	4067	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3498	Coro::async_pool {	4068	Coro::async_pool {
3499	$Coro::current->{desc} = "runtime saver";	4069	$Coro::current->{desc} = "runtime saver";
3500	write_runtime	4070	write_runtime_sync
3501	or warn "ERROR: unable to write runtime file: $!";	4071	or error "ERROR: unable to write runtime file: $!";
3502	};
3503	}	4072	};
		4073	}
3504		4074
3505	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4075	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3506	$sig->send;	4076	$sig->send;
3507	}	4077	}
3508	while (my $sig = shift @WAIT_FOR_TICK) {	4078	while (my $sig = shift @WAIT_FOR_TICK) {
3509	$sig->send;	4079	$sig->send;
3510	}	4080	}
3511		4081
3512	$NOW = Event::time;	4082	$LOAD = ($NOW - $TICK_START) / $TICK;
3513
3514	# if we are delayed by four ticks or more, skip them all
3515	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3516
3517	$TICK_WATCHER->at ($NEXT_TICK);
3518	$TICK_WATCHER->start;
3519
3520	$LOAD = ($NOW - $tick_start) / $TICK;
3521	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4083	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3522		4084
3523	_post_tick;	4085	if (0) {
		4086	if ($NEXT_TICK) {
		4087	my $jitter = $TICK_START - $NEXT_TICK;
		4088	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4089	debug "jitter $JITTER\n";#d#
		4090	}
3524	},	4091	}
3525	);	4092	}
3526		4093
3527	{	4094	{
		4095	# configure BDB
		4096
3528	BDB::min_parallel 8;	4097	BDB::min_parallel 16;
3529	BDB::max_poll_time $TICK * 0.1;	4098	BDB::max_poll_reqs $TICK * 0.1;
3530	$BDB_POLL_WATCHER = Event->io (	4099	$AnyEvent::BDB::WATCHER->priority (1);
3531	reentrant => 0,
3532	fd => BDB::poll_fileno,
3533	poll => 'r',
3534	prio => 0,
3535	data => WF_AUTOCANCEL,
3536	cb => \&BDB::poll_cb,
3537	);
3538
3539	BDB::set_sync_prepare {
3540	my $status;
3541	my $current = $Coro::current;
3542	(
3543	sub {
3544	$status = $!;
3545	$current->ready; undef $current;
3546	},
3547	sub {
3548	Coro::schedule while defined $current;
3549	$! = $status;
3550	},
3551	)
3552	};
3553		4100
3554	unless ($DB_ENV) {	4101	unless ($DB_ENV) {
3555	$DB_ENV = BDB::db_env_create;	4102	$DB_ENV = BDB::db_env_create;
3556	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4103	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3557	| BDB::LOG_AUTOREMOVE, 1);	4104	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4105	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3558	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4106	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3559	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4107	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3560		4108
3561	cf::sync_job {	4109	cf::sync_job {
3562	eval {	4110	eval {
…		…
3572		4120
3573	cf::cleanup "db_env_open(db): $@" if $@;	4121	cf::cleanup "db_env_open(db): $@" if $@;
3574	};	4122	};
3575	}	4123	}
3576		4124
3577	$BDB_DEADLOCK_WATCHER = Event->timer (	4125	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3578	after => 3,
3579	interval => 1,
3580	hard => 1,
3581	prio => 0,
3582	data => WF_AUTOCANCEL,
3583	cb => sub {
3584	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4126	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3585	},
3586	);	4127	};
3587	$BDB_CHECKPOINT_WATCHER = Event->timer (	4128	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3588	after => 11,
3589	interval => 60,
3590	hard => 1,
3591	prio => 0,
3592	data => WF_AUTOCANCEL,
3593	cb => sub {
3594	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4129	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3595	},
3596	);	4130	};
3597	$BDB_TRICKLE_WATCHER = Event->timer (	4131	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3598	after => 5,
3599	interval => 10,
3600	hard => 1,
3601	prio => 0,
3602	data => WF_AUTOCANCEL,
3603	cb => sub {
3604	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4132	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3605	},
3606	);	4133	};
3607	}	4134	}
3608		4135
3609	{	4136	{
		4137	# configure IO::AIO
		4138
3610	IO::AIO::min_parallel 8;	4139	IO::AIO::min_parallel 8;
3611
3612	undef $Coro::AIO::WATCHER;
3613	IO::AIO::max_poll_time $TICK * 0.1;	4140	IO::AIO::max_poll_time $TICK * 0.1;
3614	$AIO_POLL_WATCHER = Event->io (	4141	undef $AnyEvent::AIO::WATCHER;
3615	reentrant => 0,
3616	data => WF_AUTOCANCEL,
3617	fd => IO::AIO::poll_fileno,
3618	poll => 'r',
3619	prio => 6,
3620	cb => \&IO::AIO::poll_cb,
3621	);
3622	}	4142	}
3623		4143
3624	my $_log_backtrace;	4144	our $_log_backtrace;
		4145	our $_log_backtrace_last;
3625		4146
3626	sub _log_backtrace {	4147	sub _log_backtrace {
3627	my ($msg, @addr) = @_;	4148	my ($msg, @addr) = @_;
3628		4149
3629	$msg =~ s/\n//;	4150	$msg =~ s/\n$//;
3630		4151
		4152	if ($_log_backtrace_last eq $msg) {
		4153	LOG llevInfo, "[ABT] $msg\n";
		4154	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3631	# limit the # of concurrent backtraces	4155	# limit the # of concurrent backtraces
3632	if ($_log_backtrace < 2) {	4156	} elsif ($_log_backtrace < 2) {
		4157	$_log_backtrace_last = $msg;
3633	++$_log_backtrace;	4158	++$_log_backtrace;
		4159	my $perl_bt = Carp::longmess $msg;
3634	async {	4160	async {
3635	$Coro::current->{desc} = "abt $msg";	4161	$Coro::current->{desc} = "abt $msg";
3636		4162
3637	my @bt = fork_call {	4163	my @bt = fork_call {
3638	@addr = map { sprintf "%x", $_ } @addr;	4164	@addr = map { sprintf "%x", $_ } @addr;
…		…
3649	}	4175	}
3650		4176
3651	@funcs	4177	@funcs
3652	};	4178	};
3653		4179
3654	LOG llevInfo, "[ABT] $msg\n";	4180	LOG llevInfo, "[ABT] $perl_bt\n";
		4181	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3655	LOG llevInfo, "[ABT] $_\n" for @bt;	4182	LOG llevInfo, "[ABT] $_\n" for @bt;
3656	--$_log_backtrace;	4183	--$_log_backtrace;
3657	};	4184	};
3658	} else {	4185	} else {
3659	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $msg\n";
3660	LOG llevInfo, "[ABT] [suppressed]\n";	4187	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3661	}	4188	}
3662	}	4189	}
3663		4190
3664	# load additional modules	4191	# load additional modules
3665	use cf::pod;	4192	require "cf/$_.pm" for @EXTRA_MODULES;
		4193	cf::_connect_to_perl_2;
3666		4194
3667	END { cf::emergency_save }	4195	END { cf::emergency_save }
3668		4196
3669	1	4197	1
3670		4198

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