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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 2007 UTC vs.
Revision 1.556 by root, Sat Jul 3 01:49:18 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
267		404
268	=item cf::lock_wait $string	405	=item cf::lock_wait $string
269		406
270	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
271		408
272	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
273		410
274	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
277	returned.	414	returned.
278		415
279	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	417	deadlocked coro.
…		…
286		423
287	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
288		425
289	=cut	426	=cut
290		427
291	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		429
294	sub lock_wait($) {	430	sub lock_wait($) {
295	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	432	}
308		433
309	sub lock_acquire($) {	434	sub lock_acquire($) {
310	my ($key) = @_;	435	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	436	}
324		437
325	sub lock_active($) {	438	sub lock_active($) {
326	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	440	}
330		441
331	sub freeze_mainloop {	442	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
333		444
334	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	446	}
336	};	447
337	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
338	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
339	}	461	}
340		462
341	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
342		464
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		473
352	=cut	474	=cut
353		475
354	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
356		479
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
360		483
361	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
362		486
363	while () {	487	while () {
364	next_job:	488	next_job:
		489
365	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	491
367	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	496	$job->[2]->send;
371	Coro::cede;	497	Coro::cede;
372	goto next_job;	498	goto next_job;
373	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	501	}
375	}	502	}
376		503
377	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	507	$signal->wait;
381	} else {	508	} else {
		509	$busy = 0;
382	Coro::schedule;	510	Coro::schedule;
383	}	511	}
384	}	512	}
385	};	513	};
386		514
387	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
388	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
389		519
390	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
391	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
392		523
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
406		537
407	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
408		539
409	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
410		541
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	545	acceptable.
415		546
416	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	552	=cut
422		553
423	sub sync_job(&) {	554	sub sync_job(&) {
424	my ($job) = @_;	555	my ($job) = @_;
425		556
426	if ($Coro::current == $Coro::main) {	557	if (in_main) {
427	my $time = Event::time;	558	my $time = AE::time;
428		559
429	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
431		562
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
433		564
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
437		566
438	my $busy = 1;	567	my $busy = 1;
439	my @res;	568	my @res;
440		569
441	(async {	570	(async {
442	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	572	@res = eval { $job->() };
444	warn $@ if $@;	573	error $@ if $@;
445	undef $busy;	574	undef $busy;
446	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
447		576
448	while ($busy) {	577	while ($busy) {
449	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
450	}	582	}
		583	}
451		584
452	$time = Event::time - $time;	585	my $time = AE::time - $time;
453		586
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
458		588
459	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
460	} else {	590	} else {
461	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
462		592
…		…
482	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
483		613
484	$coro	614	$coro
485	}	615	}
486		616
487	=item fork_call { }, $args	617	=item fork_call { }, @args
488		618
489	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
490	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
493		623
494	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
495		629
496	sub fork_call(&@) {	630	sub fork_call(&@) {
497	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
498		632
499	# 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,
500	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
502		636
503	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
504	reset_signals;	638	cf::post_fork;
505	&$cb	639	&$cb
506	}, @args;	640	} @args;
507		641
508	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
509	}	681	}
510		682
511	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
512		684
513	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
523	within each server.	695	within each server.
524		696
525	=cut	697	=cut
526		698
527	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
528	my ($name) = @_;	703	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
530		705
531	eval {	706	eval {
532	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
542	}	717	}
543		718
544	our $DB;	719	our $DB;
545		720
546	sub db_init {	721	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	722	$DB ||= db_table "db";
549	};
550	}	723	}
551		724
552	sub db_get($$) {	725	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
554		727
555	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
556	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
557		732
558	$! ? ()	733	$! ? ()
559	: $data	734	: $data
560	}
561	}	735	}
562		736
563	sub db_put($$$) {	737	sub db_put($$$) {
564	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
621		795
622	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	797	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
625		799
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		801
628	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
631		805
…		…
641		815
642	=cut	816	=cut
643		817
644	sub datalog($@) {	818	sub datalog($@) {
645	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	821	}
648		822
649	=back	823	=back
650		824
651	=cut	825	=cut
652		826
653	#############################################################################	827	#############################################################################
654		828
655	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
656		830
657	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
658	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")
659	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
660		834
661	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>
662	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
663	Crossfire TRT).	837	Deliantra).
664		838
665	=over 4	839	=over 4
666		840
667	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
668		842
…		…
712	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
713		887
714	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
715	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
716		890
717	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		893
720	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
721		895
722	=over 4	896	=over 4
…		…
846		1020
847	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1023
850	} elsif (ref $type) {	1024	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
852		1026
853	} else {	1027	} else {
854	shift @arg;	1028	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
856	}	1030	}
857	}	1031	}
858	}	1032	}
859		1033
860	sub _object_attach {	1034	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
871	}	1045	}
872		1046
873	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
874	} else {	1048	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1050	}
877		1051
878	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
879	}	1053	}
880		1054
…		…
939		1113
940	for (@$callbacks) {	1114	for (@$callbacks) {
941	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
942		1116
943	if ($@) {	1117	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1119	override;
947	}	1120	}
948		1121
949	return 1 if $override;	1122	return 1 if $override;
950	}	1123	}
951		1124
952	0	1125	0
953	}	1126	}
954		1127
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1129
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1131
959	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
960		1133
…		…
966		1139
967	=cut	1140	=cut
968		1141
969	#############################################################################	1142	#############################################################################
970	# object support	1143	# object support
971	#
972		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#
973	sub _can_merge {	1178	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
975		1180
976	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1182
980	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
981	}	1185	}
982		1186
983	sub reattach {	1187	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1189	my ($obj) = @_;
986		1190
		1191	# no longer needed after getting rid of delete_package?
987	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
988		1193
989	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
990		1195
991	@$registry = ();	1196	@$registry = ();
992		1197
…		…
997	for (@$attach) {	1202	for (@$attach) {
998	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1000	}	1205	}
1001	} else {	1206	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1208	}
1004	}	1209	}
1005	}	1210	}
1006		1211
1007	cf::attachable->attach (	1212	cf::attachable->attach (
1008	prio => -1000000,	1213	prio => -1000000,
1009	on_instantiate => sub {	1214	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1011		1216
1012	$data = from_json $data;	1217	$data = decode_json $data;
1013		1218
1014	for (@$data) {	1219	for (@$data) {
1015	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1016		1221
1017	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1035		1240
1036	sync_job {	1241	sync_job {
1037	if (length $$rdata) {	1242	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1041		1247
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1255	aio_close $fh;
1047		1256
1048	if (@$objs) {	1257	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1051	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1266	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1268	}
1057	} else {	1269	} else {
1058	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1059	}	1271	}
1060		1272
1061	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1277	} else {
1063	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1064	}	1279	}
1065	} else {	1280	} else {
1066	aio_unlink $filename;	1281	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1068	}	1283	}
…		…
1087		1302
1088	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1305	or return;
1091		1306
1092	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1093	}	1309	}
1094		1310
1095	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1098		1315
1099	($data, $av)	1316	($data, $av)
1100	}	1317	}
1101		1318
1102	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1158	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1159		1376
1160	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1161	}	1378	}
1162		1379
		1380	use File::Glob ();
		1381
1163	cf::player->attach (	1382	cf::player->attach (
1164	on_command => sub {	1383	on_unknown_command => sub {
1165	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1166		1385
1167	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1168	or return;	1387	or return;
1169		1388
…		…
1192		1411
1193	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1194	if $reply;	1413	if $reply;
1195		1414
1196	} else {	1415	} else {
1197	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1198	}	1417	}
1199		1418
1200	cf::override;	1419	cf::override;
1201	},	1420	},
1202	);	1421	);
1203		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
1204	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1205	cf::sync_job {	1439	cf::sync_job {
1206	my %todo;	1440	my %todo;
1207		1441
1208	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1209	next unless -r $path;	1443	next unless -r $path;
…		…
1227		1461
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1464
1231	$ext{source} =	1465	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1233	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1234	. $source	1468	. $source
1235	. "\n};\n1";	1469	. "\n};\n1";
1236		1470
1237	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1238	}	1472	}
1239		1473
		1474	my $pass = 0;
1240	my %done;	1475	my %done;
1241	while (%todo) {	1476	while (%todo) {
1242	my $progress;	1477	my $progress;
1243		1478
		1479	++$pass;
		1480
		1481	ext:
1244	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1245	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1246	goto skip	1484	next ext
1247	unless exists $done{$_};	1485	unless exists $done{$_};
1248	}	1486	}
1249		1487
1250	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1251		1489
1252	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1253	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1254	: "$v->{base}: extension inactive.\n";
1255		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1256	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1257	warn $msg;	1497
1258	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1259	exit 1;	1499	delete $todo{$k};
1260	}	1500	} else {
1261		1501	$done{$k} = delete $todo{$k};
1262	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1263	}	1507	}
1264
1265	$done{$k} = delete $todo{$k};
1266	push @EXTS, $v->{pkg};
1267	$progress = 1;
1268	}	1508	}
1269		1509
1270	skip:	1510	unless ($progress) {
1271	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1272	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	}
1273	}	1518	}
1274	};	1519	};
1275	}	1520	}
1276		1521
1277	#############################################################################	1522	#############################################################################
1278		1523
1279	=back	1524	=back
1280		1525
1281	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1282		1527
1283	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1284		1529
1285	=cut	1530	=cut
1286		1531
1287	package cf::player;	1532	package cf::player;
1288		1533
…		…
1331		1576
1332	sub exists($) {	1577	sub exists($) {
1333	my ($login) = @_;	1578	my ($login) = @_;
1334		1579
1335	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1336	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1337	}	1582	}
1338		1583
1339	sub find($) {	1584	sub find($) {
1340	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1341	my $login = $_[0];	1586	my $login = $_[0];
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1599	or return;
1355		1600
1356	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1357	or return;	1602	or return;
		1603
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1361	}	1607	}
1362	}	1608	}
1363	}	1609	}
1364		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
1365	sub save($) {	1624	sub save($) {
1366	my ($pl) = @_;	1625	my ($pl) = @_;
1367		1626
1368	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1369		1628
…		…
1372		1631
1373	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1374		1633
1375	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1376	$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];
1377		1641
1378	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1643	cf::cede_to_tick;
1380	}	1644	}
1381		1645
…		…
1413	my ($pl) = @_;	1677	my ($pl) = @_;
1414		1678
1415	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1416		1680
1417	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1418	$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
1419		1683
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1421	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1423	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1424		1692
1425	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1427	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1465		1733
1466	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1467	my $path = path $login;	1735	my $path = path $login;
1468		1736
1469	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1743	}
1475		1744
…		…
1479		1748
1480	\@logins	1749	\@logins
1481	}	1750	}
1482		1751
1483	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1484		1755
1485	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1486	player. May block.	1757	player. May block.
1487		1758
1488	=cut	1759	=cut
…		…
1506	}	1777	}
1507		1778
1508	\@paths	1779	\@paths
1509	}	1780	}
1510		1781
1511	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1512		1783
1513	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1514
1515	=cut
1516
1517	sub expand_cfpod {
1518	((my $self), (local $_)) = @_;
1519
1520	# escape & and <
1521	s/&/&amp;/g;
1522	s/(?<![BIUGHT])</&lt;/g;
1523
1524	# this is buggy, it needs to properly take care of nested <'s
1525
1526	1 while
1527	# replace B<>, I<>, U<> etc.
1528	s/B<([^\>]*)>/<b>$1<\/b>/
1529	|| s/I<([^\>]*)>/<i>$1<\/i>/
1530	|| s/U<([^\>]*)>/<u>$1<\/u>/
1531	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1532	# replace G<male|female> tags
1533	|| s{G<([^>|]*)\|([^>]*)>}{
1534	$self->gender ? $2 : $1
1535	}ge
1536	# replace H<hint text>
1537	|| s{H<([^\>]*)>}
1538	{
1539	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1540	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541	"")
1542	[$self->{hintmode}]
1543	}ge;
1544
1545	# create single paragraphs (very hackish)
1546	s/(?<=\S)\n(?=\w)/ /g;
1547
1548	# compress some whitespace
1549	s/\s+\n/\n/g; # ws line-ends
1550	s/\n\n+/\n/g; # double lines
1551	s/^\n+//; # beginning lines
1552	s/\n+$//; # ending lines
1553
1554	$_
1555	}
1556
1557	sub hintmode {
1558	$_[0]{hintmode} = $_[1] if @_ > 1;
1559	$_[0]{hintmode}
1560	}
1561		1785
1562	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1563		1787
1564	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1565		1789
…		…
1597		1821
1598	=cut	1822	=cut
1599		1823
1600	sub find_by_path($) {	1824	sub find_by_path($) {
1601	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1602		1828
1603	my ($match, $specificity);	1829	my ($match, $specificity);
1604		1830
1605	for my $region (list) {	1831	for my $region (list) {
1606	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1632	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1634		1860
1635	sub generate_random_map {	1861	sub generate_random_map {
1636	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1637	# mit "rum" bekleckern, nicht	1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1638	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1642	$rmp->{exit_on_final_map},
1643	$rmp->{xsize}, $rmp->{ysize},
1644	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1645	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1646	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1647	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1648	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1649	(cf::region::find $rmp->{region}), $rmp->{custom}
1650	)
1651	}	1867	}
1652		1868
1653	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1654		1870
1655	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
…		…
1660		1876
1661	sub register {	1877	sub register {
1662	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1663	my $pkg = caller;	1879	my $pkg = caller;
1664		1880
1665	no strict;
1666	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1667		1882
1668	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1669	}	1884	}
1670		1885
1671	# also paths starting with '/'	1886	# also paths starting with '/'
1672	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1673		1888
1674	sub thawer_merge {	1889	sub thawer_merge {
1675	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1676		1891
1677	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1682	}	1897	}
1683		1898
1684	sub normalise {	1899	sub normalise {
1685	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1686		1901
1687	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1688		1903
1689	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1690		1905
1691	# map plan:	1906	# map plan:
1692	#	1907	#
…		…
1707	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1708	$path = "$base/$path";	1923	$path = "$base/$path";
1709	}	1924	}
1710		1925
1711	for ($path) {	1926	for ($path) {
1712	redo if s{//}{/};
1713	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1714	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1715	}	1929	}
1716		1930
1717	$path	1931	$path
…		…
1731	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1732	return $self;	1946	return $self;
1733	}	1947	}
1734	}	1948	}
1735		1949
1736	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1737	()	1951	()
1738	}	1952	}
1739		1953
1740	sub init {	1954	sub init {
1741	my ($self) = @_;	1955	my ($self) = @_;
…		…
1763		1977
1764	# the temporary/swap location	1978	# the temporary/swap location
1765	sub save_path {	1979	sub save_path {
1766	my ($self) = @_;	1980	my ($self) = @_;
1767		1981
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1982	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	1983	"$TMPDIR/$path.map"
1770	}	1984	}
1771		1985
1772	# the unique path, undef == no special unique path	1986	# the unique path, undef == no special unique path
1773	sub uniq_path {	1987	sub uniq_path {
1774	my ($self) = @_;	1988	my ($self) = @_;
1775		1989
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	1991	"$UNIQUEDIR/$path"
1778	}
1779
1780	# and all this just because we cannot iterate over
1781	# all maps in C++...
1782	sub change_all_map_light {
1783	my ($change) = @_;
1784
1785	$_->change_map_light ($change)
1786	for grep $_->outdoor, values %cf::MAP;
1787	}	1992	}
1788		1993
1789	sub decay_objects {	1994	sub decay_objects {
1790	my ($self) = @_;	1995	my ($self) = @_;
1791		1996
…		…
1873		2078
1874	sub find;	2079	sub find;
1875	sub find {	2080	sub find {
1876	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
1877		2082
		2083	cf::cede_to_tick;
		2084
1878	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1879		2086
1880	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
1882		2089
1883	$cf::MAP{$path} || do {	2090	$cf::MAP{$path} || do {
1884	my $guard1 = cf::lock_acquire "map_find:$path";
1885	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1886
1887	my $map = new_from_path cf::map $path	2091	my $map = new_from_path cf::map $path
1888	or return;	2092	or return;
1889		2093
1890	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
1891		2095
…		…
1893	or return;	2097	or return;
1894		2098
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2099	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	2100	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	2101	#$cf::WAIT_FOR_TICK->wait;
		2102	undef $guard2;
1898	undef $guard1;	2103	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	2104	$map->reset;
1901	return find $path;	2105	return find $path;
1902	}	2106	}
1903		2107
1904	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1905	}	2109	}
1906	}	2110	}
1907		2111
1908	sub pre_load { }	2112	sub pre_load { }
1909	sub post_load { }	2113	#sub post_load { } # XS
1910		2114
1911	sub load {	2115	sub load {
1912	my ($self) = @_;	2116	my ($self) = @_;
1913		2117
1914	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2135	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2136	$f->skip_block;
1933	$self->_load_objects ($f)	2137	$self->_load_objects ($f)
1934	or return;	2138	or return;
1935		2139
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
1937	if delete $self->{load_original};	2141	if delete $self->{load_original};
1938		2142
1939	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2144	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2145	unless (aio_stat $uniq) {
…		…
1959	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
1960	$self->decay_objects;	2164	$self->decay_objects;
1961	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
1962	$self->update_buttons;	2166	$self->update_buttons;
1963	cf::cede_to_tick;	2167	cf::cede_to_tick;
1964	$self->set_darkness_map;
1965	cf::cede_to_tick;
1966	$self->activate;	2168	$self->activate;
1967	}	2169	}
1968		2170
1969	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
1971		2173
1972	$self->in_memory (cf::MAP_IN_MEMORY);	2174	$self->in_memory (cf::MAP_ACTIVE);
1973	}	2175	}
1974		2176
1975	$self->post_load;	2177	$self->post_load;
1976	}
1977		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
1978	sub customise_for {	2185	sub customise_for {
1979	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
1980		2187
1981	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
1982	if $self->per_player;	2189	if $self->per_player;
…		…
1998	or next;	2205	or next;
1999	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
2000	or next;	2207	or next;
2001	$neigh->load;	2208	$neigh->load;
2002		2209
		2210	# now find the diagonal neighbours
2003	push @neigh,	2211	push @neigh,
2004	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2005	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2006	}	2214	}
2007		2215
…		…
2014	}	2222	}
2015		2223
2016	sub find_sync {	2224	sub find_sync {
2017	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2018		2226
2019	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
2020	}	2231	}
2021		2232
2022	sub do_load_sync {	2233	sub do_load_sync {
2023	my ($map) = @_;	2234	my ($map) = @_;
2024		2235
2025	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2026	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2027		2238
2028	cf::sync_job { $map->load };	2239	$map->load;
2029	}	2240	}
2030		2241
2031	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2032	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2033		2244
…		…
2035	my ($path, $origin, $load) = @_;	2246	my ($path, $origin, $load) = @_;
2036		2247
2037	$path = normalise $path, $origin && $origin->{path};	2248	$path = normalise $path, $origin && $origin->{path};
2038		2249
2039	if (my $map = $cf::MAP{$path}) {	2250	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2251	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2041	}	2252	}
2042		2253
2043	$MAP_PREFETCH{$path} |= $load;	2254	$MAP_PREFETCH{$path} |= $load;
2044		2255
2045	$MAP_PREFETCHER ||= cf::async {	2256	$MAP_PREFETCHER ||= cf::async {
…		…
2059	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2060		2271
2061	()	2272	()
2062	}	2273	}
2063		2274
		2275	# common code, used by both ->save and ->swapout
2064	sub save {	2276	sub _save {
2065	my ($self) = @_;	2277	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2278
2069	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2070		2280
2071	return unless $self->dirty;	2281	return unless $self->dirty;
2072		2282
…		…
2081		2291
2082	cf::async {	2292	cf::async {
2083	$Coro::current->{desc} = "map player save";	2293	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2294	$_->contr->save for $self->players;
2085	};	2295	};
		2296
		2297	cf::get_slot 0.02;
2086		2298
2087	if ($uniq) {	2299	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2300	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2301	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2302	} else {
2091	$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);
2092	}	2304	}
2093	}	2305	}
2094		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2095	sub swap_out {	2315	sub swap_out {
2096	my ($self) = @_;	2316	my ($self) = @_;
2097		2317
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2319
		2320	return if $self->in_memory != cf::MAP_ACTIVE;
		2321	return if $self->{deny_save};
2103	return if $self->players;	2322	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;
2105	return if $self->{deny_save};
2106		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2107	$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};
2108		2374
2109	$self->deactivate;	2375	$self->deactivate;
2110	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2111	$self->clear;	2377	$self->clear;
2112	}
2113
2114	sub reset_at {
2115	my ($self) = @_;
2116
2117	# TODO: safety, remove and allow resettable per-player maps
2118	return 1e99 if $self->{deny_reset};
2119
2120	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2121	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2122
2123	$time + $to
2124	}
2125
2126	sub should_reset {
2127	my ($self) = @_;
2128
2129	$self->reset_at <= $cf::RUNTIME
2130	}
2131
2132	sub reset {
2133	my ($self) = @_;
2134
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136
2137	return if $self->players;
2138
2139	warn "resetting map ", $self->path;
2140
2141	$self->in_memory (cf::MAP_SWAPPED);
2142
2143	# need to save uniques path
2144	unless ($self->{deny_save}) {
2145	my $uniq = $self->uniq_path; utf8::encode $uniq;
2146
2147	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2148	if $uniq;
2149	}
2150
2151	delete $cf::MAP{$self->path};
2152
2153	$self->deactivate;
2154	$_->clear_links_to ($self) for values %cf::MAP;
2155	$self->clear;
2156		2378
2157	$self->unlink_save;	2379	$self->unlink_save;
2158	$self->destroy;	2380	$self->destroy;
2159	}	2381	}
2160		2382
…		…
2168		2390
2169	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2170		2392
2171	$self->unlink_save;	2393	$self->unlink_save;
2172		2394
2173	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2174	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2175	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2176	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2177	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2178		2400
…		…
2227		2449
2228	sub unique_maps() {	2450	sub unique_maps() {
2229	[	2451	[
2230	map {	2452	map {
2231	utf8::decode $_;	2453	utf8::decode $_;
2232	/\.map$/	2454	s/\.map$//; # TODO future compatibility hack
		2455	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2456	? ()
2233	? normalise $_	2457	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2459	]
2237	}	2460	}
2238		2461
2239	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	}
2240		2493
2241	=back	2494	=back
2242		2495
2243	=head3 cf::object	2496	=head3 cf::object
2244		2497
…		…
2248		2501
2249	=over 4	2502	=over 4
2250		2503
2251	=item $ob->inv_recursive	2504	=item $ob->inv_recursive
2252		2505
2253	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.
2254		2508
2255	=cut	2509	=cut
2256		2510
2257	sub inv_recursive_;	2511	sub inv_recursive_;
2258	sub inv_recursive_ {	2512	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2517	inv_recursive_ inv $_[0]
2264	}	2518	}
2265		2519
2266	=item $ref = $ob->ref	2520	=item $ref = $ob->ref
2267		2521
2268	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.
2269		2523
2270	=item $ob = cf::object::deref ($refstring)	2524	=item $ob = cf::object::deref ($refstring)
2271		2525
2272	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,
2273	even if the object actually exists. May block.	2527	even if the object actually exists. May block.
…		…
2305	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
2306	dialogue with the given NPC character.	2560	dialogue with the given NPC character.
2307		2561
2308	=cut	2562	=cut
2309		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
2310	# rough implementation of a future "reply" method that works	2578	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2579	# with dialog boxes.
2312	#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
2313	sub cf::object::player::reply($$$;$) {	2581	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2582	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2593	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2594	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2595
2328	} else {	2596	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2597	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2598	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2599	}
2332	}	2600	}
2333	}	2601	}
2334		2602
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2603	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2360		2628
2361	=item $player_object->enter_link	2629	=item $player_object->enter_link
2362		2630
2363	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}>).
2364		2632
2365	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.
2366	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.
2367		2637
2368	Will never block.	2638	Will never block.
2369		2639
2370	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2371		2641
…		…
2391	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2392	my ($self) = @_;	2662	my ($self) = @_;
2393		2663
2394	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2395		2665
		2666	++$self->{_link_recursion};
		2667
2396	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2397		2669
2398	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2399	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2400		2672
2401	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2402	}	2674	}
2403		2675
2404	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2405	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2406		2678
…		…
2423	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2424	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2425		2697
2426	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2427	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2428	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2429		2701
2430	$map->load;	2702	$map->load;
2431	$map->load_neighbours;	2703	$map->load_neighbours;
2432		2704
2433	return unless $self->contr->active;	2705	return unless $self->contr->active;
2434	$self->activate_recursive;
2435		2706
2436	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2437	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2438	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2439		2714
		2715	}
		2716
2440	=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)]])
2441		2718
2442	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
2443	her, loading and preparing them map, calling the provided $check callback	2720	her, loading and preparing them map, calling the provided $check callback
2444	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
2445	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
2446	be called at the end of this process.	2723	be called at the end of this process.
2447		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
2448	=cut	2728	=cut
2449		2729
2450	our $GOTOGEN;	2730	our $GOTOGEN;
2451		2731
2452	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2453	my ($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	}
2454		2740
2455	# 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
2456	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2457		2743
2458	$self->enter_link;	2744	$self->enter_link;
…		…
2482	my $map = eval {	2768	my $map = eval {
2483	my $map = defined $path ? cf::map::find $path : undef;	2769	my $map = defined $path ? cf::map::find $path : undef;
2484		2770
2485	if ($map) {	2771	if ($map) {
2486	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2487	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2488	} else {	2774	} else {
2489	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2490	}	2776	}
2491		2777
2492	$map	2778	$map
…		…
2500	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2501	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2502	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2503	}	2789	}
2504		2790
2505	$done->() if $done;	2791	$done->($self) if $done;
2506	})->prio (1);	2792	})->prio (1);
2507	}	2793	}
2508		2794
2509	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2510		2796
…		…
2530	}	2816	}
2531		2817
2532	sub prepare_random_map {	2818	sub prepare_random_map {
2533	my ($exit) = @_;	2819	my ($exit) = @_;
2534		2820
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2821	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2822	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2823	# that depends on the exit object
2540		2824
2541	my $rmp = parse_random_map_params $exit->msg;	2825	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2827	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2828	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2829	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2830	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2831	$rmp->{origin_y} = $exit->y;
		2832
		2833	$exit->map->touch;
2548	}	2834	}
2549		2835
2550	$rmp->{random_seed} ||= $exit->random_seed;	2836	$rmp->{random_seed} ||= $exit->random_seed;
2551		2837
2552	my $data = cf::to_json $rmp;	2838	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2839	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2840	my $meta = "$RANDOMDIR/$md5.meta";
2555		2841
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2842	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2843	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2844	undef $fh;
2559	aio_rename "$meta~", $meta;	2845	aio_rename "$meta~", $meta;
2560		2846
		2847	my $slaying = "?random/$md5";
		2848
		2849	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2850	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2851	$exit->msg (undef);
		2852	}
2563	}	2853	}
2564	}	2854	}
2565		2855
2566	sub cf::object::player::enter_exit {	2856	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2857	my ($self, $exit) = @_;
2568		2858
2569	return unless $self->type == cf::PLAYER;	2859	return unless $self->type == cf::PLAYER;
2570		2860
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2861	$self->enter_link;
2583		2862
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2863	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2864	$Coro::current->{desc} = "enter_exit";
2590		2865
2591	$self->deactivate_recursive; # just to be sure
2592	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
2593	$self->goto ($slaying, $hp, $sp);	2881	$self->goto ($map, $x, $y);
2594		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
2595	1;	2887	1
2596	}) {	2888	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2598	. "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. "
2599	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2601		2893
2602	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2603	$self->leave_link;	2895	$self->leave_link;
2604	}	2896	}
2605	})->prio (1);	2897	})->prio (1);
2606	}	2898	}
2607		2899
…		…
2619	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2620	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2621		2913
2622	utf8::encode $text;	2914	utf8::encode $text;
2623	$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);
2624	}	2941	}
2625		2942
2626	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2627		2944
2628	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	2947	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	2948	the message unless the client supports the msg packet.
2632		2949
2633	=cut	2950	=cut
2634		2951
		2952	# non-persistent channels (usually the info channel)
2635	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	},
2636	"c/identify" => {	2960	"c/identify" => {
2637	id => "infobox",	2961	id => "infobox",
2638	title => "Identify",	2962	title => "Identify",
2639	reply => undef,	2963	reply => undef,
2640	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
…		…
2643	id => "infobox",	2967	id => "infobox",
2644	title => "Examine",	2968	title => "Examine",
2645	reply => undef,	2969	reply => undef,
2646	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
2647	},	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	},
2648	"c/lookat" => {	2984	"c/lookat" => {
2649	id => "infobox",	2985	id => "infobox",
2650	title => "Look",	2986	title => "Look",
2651	reply => undef,	2987	reply => undef,
2652	tooltip => "What you saw there",	2988	tooltip => "What you saw there",
2653	},	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" => $CHAT_CHANNEL,
2654	);	3064	);
2655		3065
2656	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2658		3068
2659	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2660		3071
2661	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2662		3073
2663	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2664	if ($CHANNEL{$channel}) {	3075	if ($CHANNEL{$channel}) {
2665	$channel = $CHANNEL{$channel};	3076	$channel = $CHANNEL{$channel};
2666		3077
2667	$self->ext_msg (channel_info => $channel)	3078	$self->ext_msg (channel_info => $channel);
2668	if $self->can_msg;
2669
2670	$channel = $channel->{id};	3079	$channel = $channel->{id};
2671		3080
2672	} elsif (ref $channel) {	3081	} elsif (ref $channel) {
2673	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2674	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2675	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2676	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2677	if $self->can_msg;
2678	}	3086	}
2679		3087
2680	$channel = $channel->{id};	3088	$channel = $channel->{id};
2681	}	3089	}
2682		3090
2683	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2684		3092
2685	if ($self->can_msg) {
2686	# default colour, mask it out	3093	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2689		3096
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2691	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2692	} else {	3100	);
2693	if ($color >= 0) {
2694	# replace some tags by gcfclient-compatible ones
2695	for ($msg) {
2696	1 while
2697	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2698	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2699	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2700	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2701	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2702	}
2703		3101
2704	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($pkt);
2705
2706	utf8::encode $msg;
2707
2708	if (0 && $msg =~ /\[/) {
2709	# COMMAND/INFO
2710	$self->send_packet ("drawextinfo $color 10 8 $msg")
2711	} else {
2712	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2713	$self->send_packet ("drawinfo $color $msg")
2714	}
2715	}
2716	}
2717	}	3103	}
2718		3104
2719	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2720		3106
2721	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2724		3110
2725	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2726	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2727		3113
2728	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2730	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2731	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2732	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2733	}	3119	}
2734	}	3120	}
2735		3121
2736	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2737		3123
…		…
2741		3127
2742	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2743	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2744		3130
2745	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2746	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2747	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2748	#TODO: version 1, remove	3134	#TODO: version 1, remove
2749	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2750	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2751	}	3137	}
2752	}	3138	}
2753		3139
2754	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2755		3141
…		…
2826		3212
2827	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
2828	if $reply;	3214	if $reply;
2829		3215
2830	} else {	3216	} else {
2831	warn "client " . ($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";
2832	}	3218	}
2833		3219
2834	cf::override;	3220	cf::override;
2835	},	3221	},
2836	);	3222	);
…		…
2856		3242
2857	$coro	3243	$coro
2858	}	3244	}
2859		3245
2860	cf::client->attach (	3246	cf::client->attach (
2861	on_destroy => sub {	3247	on_client_destroy => sub {
2862	my ($ns) = @_;	3248	my ($ns) = @_;
2863		3249
2864	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2865	},	3251	},
2866	);	3252	);
…		…
2882	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
2883		3269
2884	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
2885		3271
2886	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
2887	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
2888	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
2889	sort time	3275	sort time
2890	));	3276	));
2891		3277
2892	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
2894	=pod	3280	=pod
2895		3281
2896	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
2897		3283
2898	cf::object	3284	cf::object
2899	contr pay_amount pay_player map x y force_find force_add	3285	contr pay_amount pay_player map x y force_find force_add destroy
2900	insert remove name archname title slaying race decrease_ob_nr	3286	insert remove name archname title slaying race decrease split
		3287	value
2901		3288
2902	cf::object::player	3289	cf::object::player
2903	player	3290	player
2904		3291
2905	cf::player	3292	cf::player
…		…
2910		3297
2911	=cut	3298	=cut
2912		3299
2913	for (	3300	for (
2914	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915	insert remove inv name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3303	decrease split destroy change_exp value msg lore send_msg)],
2917	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
2919	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
2920	) {	3307	) {
2921	no strict 'refs';
2922	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
2923	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2924	for @funs;	3310	for @funs;
2925	}	3311	}
2926		3312
…		…
2941		3327
2942	my $qcode = $code;	3328	my $qcode = $code;
2943	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2944	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
2945		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
2946	local $_;	3335	local $_;
2947	local @safe::cf::_safe_eval_args = values %vars;
2948		3336
2949	my $eval =	3337	my $eval =
2950	"do {\n"	3338	"do {\n"
2951	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2952	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
2953	. $code	3341	. $code
2954	. "\n}"	3342	. "\n}"
2955	;	3343	;
2956		3344
		3345	if ($CFG{safe_eval}) {
2957	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
2958	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2959	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
2960		3354
2961	if ($@) {	3355	if ($@) {
2962	warn "$@";	3356	warn "$@",
2963	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
2964	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
2965	}	3359	}
2966		3360
2967	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
2968	}	3362	}
2969		3363
…		…
2983	=cut	3377	=cut
2984		3378
2985	sub register_script_function {	3379	sub register_script_function {
2986	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
2987		3381
2988	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
2989	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
2990	}	3384	}
2991		3385
2992	=back	3386	=back
2993		3387
2994	=cut	3388	=cut
…		…
3003	# for this (global event?)	3397	# for this (global event?)
3004	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
3005		3399
3006	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3007		3401
3008	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
3009		3403
3010	my $facedata;
3011	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
3012	or die "$path: $!";	3405	or die "$path: $!";
3013		3406
3014	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
3015		3408
3016	$facedata->{version} == 2	3409	$facedata->{version} == 2
3017	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
3018		3411
3019	# 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]);
3020	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
3021	type => FT_RSRC,	3415	type => FT_RSRC,
3022	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),
3023	};	3418	};
3024	cf::cede_to_tick;	3419	cf::cede_to_tick;
3025		3420
3026	{	3421	{
3027	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
3028		3423
3029	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3426
3031	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
3033	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3034	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3035		3431
3036	cf::cede_to_tick;	3432	cf::cede_to_tick;
3037	}	3433	}
3038		3434
3039	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3436	next unless $info->{smooth};
		3437
3041	my $idx = cf::face::find $face	3438	my $idx = cf::face::find $face
3042	or next;	3439	or next;
		3440
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3441	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3442	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3443	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3444	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3445	error "smooth face '$info->{smooth}' not found for face '$face'";
3048	}	3446	}
3049		3447
3050	cf::cede_to_tick;	3448	cf::cede_to_tick;
3051	}	3449	}
3052	}	3450	}
…		…
3061		3459
3062	cf::anim::invalidate_all; # d'oh	3460	cf::anim::invalidate_all; # d'oh
3063	}	3461	}
3064		3462
3065	{	3463	{
3066	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3464	my $res = $facedata->{resource};
3069		3465
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071
3072	while (my ($name, $info) = each %$res) {	3466	while (my ($name, $info) = each %$res) {
		3467	if (defined $info->{type}) {
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3468	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;
3075		3469
3076	if ($info->{type} & 1) {	3470	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3077	# prepend meta info	3471	cf::face::set_type $idx, $info->{type};
3078
3079	my $meta = $enc->encode ({
3080	name => $name,
3081	%{ $info->{meta} || {} },
3082	});
3083
3084	$data = pack "(w/a*)*", $meta, $info->{data};
3085	} else {	3472	} else {
3086	$data = $info->{data};	3473	$RESOURCE{$name} = $info; # unused
3087	}	3474	}
3088		3475
3089	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3090	cf::face::set_type $idx, $info->{type};
3091
3092	cf::cede_to_tick;	3476	cf::cede_to_tick;
3093	}	3477	}
3094
3095	if ($soundconf) {
3096	$soundconf = $enc->decode (delete $soundconf->{data});
3097
3098	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3099	my $sound = $soundconf->{compat}[$_]
3100	or next;
3101
3102	my $face = cf::face::find "sound/$sound->[1]";
3103	cf::sound::set $sound->[0] => $face;
3104	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3105	}
3106
3107	while (my ($k, $v) = each %{$soundconf->{event}}) {
3108	my $face = cf::face::find "sound/$v";
3109	cf::sound::set $k => $face;
3110	}
3111	}
3112	}	3478	}
		3479
		3480	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3481
3114	1	3482	1
3115	}	3483	}
3116		3484
3117	register_exticmd fx_want => sub {	3485	register_exticmd fx_want => sub {
…		…
3119		3487
3120	while (my ($k, $v) = each %$want) {	3488	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3489	$ns->fx_want ($k, $v);
3122	}	3490	}
3123	};	3491	};
		3492
		3493	sub load_resource_file($) {
		3494	my $guard = lock_acquire "load_resource_file";
		3495
		3496	my $status = load_resource_file_ $_[0];
		3497	get_slot 0.1, 100;
		3498	cf::arch::commit_load;
		3499
		3500	$status
		3501	}
3124		3502
3125	sub reload_regions {	3503	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3504	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3505	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3506	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3520	}
3143		3521
3144	sub reload_archetypes {	3522	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3523	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3524	or die "unable to load archetypes\n";
3147	#d# NEED to laod twice to resolve forward references
3148	# this really needs to be done in an extra post-pass
3149	# (which needs to be synchronous, so solve it differently)
3150	load_resource_file "$DATADIR/archetypes"
3151	or die "unable to load archetypes\n";
3152	}	3525	}
3153		3526
3154	sub reload_treasures {	3527	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3528	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3529	or die "unable to load treasurelists\n";
3157	}	3530	}
3158		3531
		3532	sub reload_sound {
		3533	trace "loading sound config from $DATADIR/sound\n";
		3534
		3535	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3536	or die "$DATADIR/sound $!";
		3537
		3538	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3539
		3540	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3541	my $sound = $soundconf->{compat}[$_]
		3542	or next;
		3543
		3544	my $face = cf::face::find "sound/$sound->[1]";
		3545	cf::sound::set $sound->[0] => $face;
		3546	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3547	}
		3548
		3549	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3550	my $face = cf::face::find "sound/$v";
		3551	cf::sound::set $k => $face;
		3552	}
		3553	}
		3554
3159	sub reload_resources {	3555	sub reload_resources {
3160	warn "reloading resource files...\n";	3556	trace "reloading resource files...\n";
3161		3557
		3558	reload_exp_table;
		3559	reload_materials;
		3560	reload_facedata;
		3561	reload_sound;
		3562	reload_archetypes;
3162	reload_regions;	3563	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3564	reload_treasures;
3167		3565
3168	warn "finished reloading resource files\n";	3566	trace "finished reloading resource files\n";
3169	}
3170
3171	sub init {
3172	reload_resources;
3173	}	3567	}
3174		3568
3175	sub reload_config {	3569	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3570	trace "reloading config file...\n";
3177	or return;
3178		3571
3179	local $/;	3572	0 < aio_load "$CONFDIR/config", my $config
3180	*CFG = YAML::Syck::Load <$fh>;	3573	or die "$CONFDIR/config: $!";
3181		3574
		3575	utf8::decode $config;
		3576	*CFG = yaml_load $config;
		3577
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3578	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3183		3579
3184	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3580	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3185	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3581	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3186		3582
3187	if (exists $CFG{mlockall}) {	3583	if (exists $CFG{mlockall}) {
…		…
3191	};	3587	};
3192	warn $@ if $@;	3588	warn $@ if $@;
3193	}	3589	}
3194	}	3590	}
3195		3591
		3592	sub pidfile() {
		3593	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3594	or die "$PIDFILE: $!";
		3595	flock $fh, &Fcntl::LOCK_EX
		3596	or die "$PIDFILE: flock: $!";
		3597	$fh
		3598	}
		3599
		3600	# make sure only one server instance is running at any one time
		3601	sub atomic {
		3602	my $fh = pidfile;
		3603
		3604	my $pid = <$fh>;
		3605	kill 9, $pid if $pid > 0;
		3606
		3607	seek $fh, 0, 0;
		3608	print $fh $$;
		3609	}
		3610
		3611	sub main_loop {
		3612	trace "EV::loop starting\n";
		3613	if (1) {
		3614	EV::loop;
		3615	}
		3616	trace "EV::loop returned\n";
		3617	goto &main_loop unless $REALLY_UNLOOP;
		3618	}
		3619
3196	sub main {	3620	sub main {
		3621	cf::init_globals; # initialise logging
		3622
		3623	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3624	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3625	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3626	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3627
		3628	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3629
3197	# we must not ever block the main coroutine	3630	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3631	local $Coro::idle = sub {
3199	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3632	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3200	(async {	3633	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3634	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3635	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3636	})->prio (Coro::PRIO_MAX);
3204	};	3637	};
3205		3638
		3639	evthread_start IO::AIO::poll_fileno;
		3640
		3641	cf::sync_job {
		3642	cf::incloader::init ();
		3643
		3644	cf::init_anim;
		3645	cf::init_attackmess;
		3646	cf::init_dynamic;
		3647
		3648	cf::load_settings;
		3649
		3650	reload_resources;
3206	reload_config;	3651	reload_config;
3207	db_init;	3652	db_init;
		3653
		3654	cf::init_uuid;
		3655	cf::init_signals;
		3656	cf::init_skills;
		3657
		3658	cf::init_beforeplay;
		3659
		3660	atomic;
		3661
3208	load_extensions;	3662	load_extensions;
3209		3663
3210	$TICK_WATCHER->start;	3664	utime time, time, $RUNTIMEFILE;
3211	Event::loop;	3665
		3666	# no (long-running) fork's whatsoever before this point(!)
		3667	use POSIX ();
		3668	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3669
		3670	cf::_post_init 0;
		3671	};
		3672
		3673	cf::object::thawer::errors_are_fatal 0;
		3674	info "parse errors in files are no longer fatal from this point on.\n";
		3675
		3676	my $free_main; $free_main = EV::idle sub {
		3677	undef $free_main;
		3678	undef &main; # free gobs of memory :)
		3679	};
		3680
		3681	goto &main_loop;
3212	}	3682	}
3213		3683
3214	#############################################################################	3684	#############################################################################
3215	# initialisation and cleanup	3685	# initialisation and cleanup
3216		3686
3217	# install some emergency cleanup handlers	3687	# install some emergency cleanup handlers
3218	BEGIN {	3688	BEGIN {
		3689	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3690	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3691	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3221	reentrant => 0,
3222	data => WF_AUTOCANCEL,
3223	signal => $signal,
3224	prio => 0,
3225	cb => sub {
3226	cf::cleanup "SIG$signal";	3692	cf::cleanup "SIG$signal";
3227	},
3228	);	3693	};
3229	}	3694	}
3230	}	3695	}
3231		3696
3232	sub write_runtime {	3697	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";	3698	my $t0 = AE::time;
3234		3699
3235	# first touch the runtime file to show we are still running:	3700	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3701	# the fsync below can take a very very long time.
3237		3702
3238	IO::AIO::aio_utime $runtime, undef, undef;	3703	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3239		3704
3240	my $guard = cf::lock_acquire "write_runtime";	3705	my $guard = cf::lock_acquire "write_runtime";
3241		3706
3242	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3707	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3243	or return;	3708	or return;
3244		3709
3245	my $value = $cf::RUNTIME + 90 + 10;	3710	my $value = $cf::RUNTIME + 90 + 10;
3246	# 10 is the runtime save interval, for a monotonic clock	3711	# 10 is the runtime save interval, for a monotonic clock
3247	# 60 allows for the watchdog to kill the server.	3712	# 60 allows for the watchdog to kill the server.
…		…
3257	aio_utime $fh, undef, undef;	3722	aio_utime $fh, undef, undef;
3258		3723
3259	close $fh	3724	close $fh
3260	or return;	3725	or return;
3261		3726
3262	aio_rename "$runtime~", $runtime	3727	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3263	and return;	3728	and return;
3264		3729
3265	warn "runtime file written.\n";	3730	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3266		3731
3267	1	3732	1
		3733	}
		3734
		3735	our $uuid_lock;
		3736	our $uuid_skip;
		3737
		3738	sub write_uuid_sync($) {
		3739	$uuid_skip ||= $_[0];
		3740
		3741	return if $uuid_lock;
		3742	local $uuid_lock = 1;
		3743
		3744	my $uuid = "$LOCALDIR/uuid";
		3745
		3746	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3747	or return;
		3748
		3749	my $value = uuid_seq uuid_cur;
		3750
		3751	unless ($value) {
		3752	info "cowardly refusing to write zero uuid value!\n";
		3753	return;
		3754	}
		3755
		3756	my $value = uuid_str $value + $uuid_skip;
		3757	$uuid_skip = 0;
		3758
		3759	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3760	and return;
		3761
		3762	# always fsync - this file is important
		3763	aio_fsync $fh
		3764	and return;
		3765
		3766	close $fh
		3767	or return;
		3768
		3769	aio_rename "$uuid~", $uuid
		3770	and return;
		3771
		3772	trace "uuid file written ($value).\n";
		3773
		3774	1
		3775
		3776	}
		3777
		3778	sub write_uuid($$) {
		3779	my ($skip, $sync) = @_;
		3780
		3781	$sync ? write_uuid_sync $skip
		3782	: async { write_uuid_sync $skip };
3268	}	3783	}
3269		3784
3270	sub emergency_save() {	3785	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3786	my $freeze_guard = cf::freeze_mainloop;
3272		3787
3273	warn "enter emergency perl save\n";	3788	info "emergency_perl_save: enter\n";
		3789
		3790	# this is a trade-off: we want to be very quick here, so
		3791	# save all maps without fsync, and later call a global sync
		3792	# (which in turn might be very very slow)
		3793	local $USE_FSYNC = 0;
3274		3794
3275	cf::sync_job {	3795	cf::sync_job {
		3796	cf::write_runtime_sync; # external watchdog should not bark
		3797
3276	# use a peculiar iteration method to avoid tripping on perl	3798	# use a peculiar iteration method to avoid tripping on perl
3277	# refcount bugs in for. also avoids problems with players	3799	# refcount bugs in for. also avoids problems with players
3278	# and maps saved/destroyed asynchronously.	3800	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3801	info "emergency_perl_save: begin player save\n";
3280	for my $login (keys %cf::PLAYER) {	3802	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3803	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3804	$pl->valid or next;
		3805	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3806	$pl->save;
3284	}	3807	}
3285	warn "end emergency player save\n";	3808	info "emergency_perl_save: end player save\n";
3286		3809
3287	warn "begin emergency map save\n";	3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
		3812	info "emergency_perl_save: begin map save\n";
3288	for my $path (keys %cf::MAP) {	3813	for my $path (keys %cf::MAP) {
3289	my $map = $cf::MAP{$path} or next;	3814	my $map = $cf::MAP{$path} or next;
3290	$map->valid or next;	3815	$map->valid or next;
3291	$map->save;	3816	$map->save;
3292	}	3817	}
3293	warn "end emergency map save\n";	3818	info "emergency_perl_save: end map save\n";
3294		3819
3295	warn "begin emergency database checkpoint\n";	3820	cf::write_runtime_sync; # external watchdog should not bark
		3821
		3822	info "emergency_perl_save: begin database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3823	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3824	info "emergency_perl_save: end database checkpoint\n";
		3825
		3826	info "emergency_perl_save: begin write uuid\n";
		3827	write_uuid_sync 1;
		3828	info "emergency_perl_save: end write uuid\n";
		3829
		3830	cf::write_runtime_sync; # external watchdog should not bark
		3831
		3832	trace "emergency_perl_save: syncing database to disk";
		3833	BDB::db_env_txn_checkpoint $DB_ENV;
		3834
		3835	info "emergency_perl_save: starting sync\n";
		3836	IO::AIO::aio_sync sub {
		3837	info "emergency_perl_save: finished sync\n";
		3838	};
		3839
		3840	cf::write_runtime_sync; # external watchdog should not bark
		3841
		3842	trace "emergency_perl_save: flushing outstanding aio requests";
		3843	while (IO::AIO::nreqs || BDB::nreqs) {
		3844	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3845	}
		3846
		3847	cf::write_runtime_sync; # external watchdog should not bark
3298	};	3848	};
3299		3849
3300	warn "leave emergency perl save\n";	3850	info "emergency_perl_save: leave\n";
3301	}	3851	}
3302		3852
3303	sub post_cleanup {	3853	sub post_cleanup {
3304	my ($make_core) = @_;	3854	my ($make_core) = @_;
3305		3855
		3856	IO::AIO::flush;
		3857
3306	warn Carp::longmess "post_cleanup backtrace"	3858	error Carp::longmess "post_cleanup backtrace"
3307	if $make_core;	3859	if $make_core;
		3860
		3861	my $fh = pidfile;
		3862	unlink $PIDFILE if <$fh> == $$;
		3863	}
		3864
		3865	# a safer delete_package, copied from Symbol
		3866	sub clear_package($) {
		3867	my $pkg = shift;
		3868
		3869	# expand to full symbol table name if needed
		3870	unless ($pkg =~ /^main::.*::$/) {
		3871	$pkg = "main$pkg" if $pkg =~ /^::/;
		3872	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3873	$pkg .= '::' unless $pkg =~ /::$/;
		3874	}
		3875
		3876	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3877	my $stem_symtab = *{$stem}{HASH};
		3878
		3879	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3880	or return;
		3881
		3882	# clear all symbols
		3883	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3884	for my $name (keys %$leaf_symtab) {
		3885	_gv_clear *{"$pkg$name"};
		3886	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3887	}
3308	}	3888	}
3309		3889
3310	sub do_reload_perl() {	3890	sub do_reload_perl() {
3311	# can/must only be called in main	3891	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	3892	unless (in_main) {
3313	warn "can only reload from main coroutine";	3893	error "can only reload from main coroutine";
3314	return;	3894	return;
3315	}	3895	}
3316		3896
3317	warn "reloading...";	3897	return if $RELOAD++;
3318		3898
3319	warn "entering sync_job";	3899	my $t1 = AE::time;
3320		3900
		3901	while ($RELOAD) {
		3902	cf::get_slot 0.1, -1, "reload_perl";
		3903	info "perl_reload: reloading...";
		3904
		3905	trace "perl_reload: entering sync_job";
		3906
3321	cf::sync_job {	3907	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark
3323	cf::emergency_save;	3908	#cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark
3325		3909
3326	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;
3328
3329	# if anything goes wrong in here, we should simply crash as we already saved
3330
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;
3342	warn "iterate...";
3343	}
3344
3345	++$RELOAD;
3346
3347	warn "cancelling all extension coros";	3910	trace "perl_reload: cancelling all extension coros";
3348	$_->cancel for values %EXT_CORO;	3911	$_->cancel for values %EXT_CORO;
3349	%EXT_CORO = ();	3912	%EXT_CORO = ();
3350		3913
3351	warn "removing commands";	3914	trace "perl_reload: removing commands";
3352	%COMMAND = ();	3915	%COMMAND = ();
3353		3916
3354	warn "removing ext/exti commands";	3917	trace "perl_reload: removing ext/exti commands";
3355	%EXTCMD = ();	3918	%EXTCMD = ();
3356	%EXTICMD = ();	3919	%EXTICMD = ();
3357		3920
3358	warn "unloading/nuking all extensions";	3921	trace "perl_reload: unloading/nuking all extensions";
3359	for my $pkg (@EXTS) {	3922	for my $pkg (@EXTS) {
3360	warn "... unloading $pkg";	3923	trace "... unloading $pkg";
3361		3924
3362	if (my $cb = $pkg->can ("unload")) {	3925	if (my $cb = $pkg->can ("unload")) {
3363	eval {	3926	eval {
3364	$cb->($pkg);	3927	$cb->($pkg);
3365	1	3928	1
3366	} or warn "$pkg unloaded, but with errors: $@";	3929	} or error "$pkg unloaded, but with errors: $@";
		3930	}
		3931
		3932	trace "... clearing $pkg";
		3933	clear_package $pkg;
3367	}	3934	}
3368		3935
3369	warn "... nuking $pkg";
3370	Symbol::delete_package $pkg;
3371	}
3372
3373	warn "unloading all perl modules loaded from $LIBDIR";	3936	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3374	while (my ($k, $v) = each %INC) {	3937	while (my ($k, $v) = each %INC) {
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		3939
3377	warn "... unloading $k";	3940	trace "... unloading $k";
3378	delete $INC{$k};	3941	delete $INC{$k};
3379		3942
3380	$k =~ s/\.pm$//;	3943	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;	3944	$k =~ s/\//::/g;
3382		3945
3383	if (my $cb = $k->can ("unload_module")) {	3946	if (my $cb = $k->can ("unload_module")) {
3384	$cb->();	3947	$cb->();
		3948	}
		3949
		3950	clear_package $k;
3385	}	3951	}
3386		3952
3387	Symbol::delete_package $k;
3388	}
3389
3390	warn "getting rid of safe::, as good as possible";	3953	trace "perl_reload: getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	3954	clear_package "safe::$_"
3392	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3393		3956
3394	warn "unloading cf.pm \"a bit\"";	3957	trace "perl_reload: unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	3958	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	3959	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3397		3960
3398	# don't, removes xs symbols, too,	3961	# don't, removes xs symbols, too,
3399	# and global variables created in xs	3962	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	3963	#clear_package __PACKAGE__;
3401		3964
3402	warn "unload completed, starting to reload now";	3965	info "perl_reload: unload completed, starting to reload now";
3403		3966
3404	warn "reloading cf.pm";	3967	trace "perl_reload: reloading cf.pm";
3405	require cf;	3968	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3969	cf::_connect_to_perl_1;
3407		3970
3408	warn "loading config and database again";	3971	trace "perl_reload: loading config and database again";
3409	cf::reload_config;	3972	cf::reload_config;
3410		3973
3411	warn "loading extensions";	3974	trace "perl_reload: loading extensions";
3412	cf::load_extensions;	3975	cf::load_extensions;
3413		3976
		3977	if ($REATTACH_ON_RELOAD) {
3414	warn "reattaching attachments to objects/players";	3978	trace "perl_reload: reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	3979	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	3980	trace "perl_reload: reattaching attachments to maps";
3417	reattach $_ for values %MAP;	3981	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	3982	trace "perl_reload: reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	3983	reattach $_ for values %PLAYER;
		3984	}
3420		3985
3421	warn "leaving sync_job";	3986	cf::_post_init 1;
3422		3987
		3988	trace "perl_reload: leaving sync_job";
		3989
3423	1	3990	1
3424	} or do {	3991	} or do {
3425	warn $@;	3992	error $@;
3426	warn "error while reloading, exiting.";	3993	cf::cleanup "perl_reload: error, exiting.";
3427	exit 1;	3994	};
		3995
		3996	--$RELOAD;
3428	};	3997	}
3429		3998
3430	warn "reloaded";	3999	$t1 = AE::time - $t1;
		4000	info "perl_reload: completed in ${t1}s\n";
3431	};	4001	};
3432		4002
3433	our $RELOAD_WATCHER; # used only during reload	4003	our $RELOAD_WATCHER; # used only during reload
3434		4004
3435	sub reload_perl() {	4005	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	4006	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	4007	# coro crashes during coro_state_free->destroy here.
3438		4008
3439	$RELOAD_WATCHER ||= Event->timer (	4009	$RELOAD_WATCHER ||= cf::async {
3440	reentrant => 0,	4010	Coro::AIO::aio_wait cache_extensions;
3441	after => 0,	4011
3442	data => WF_AUTOCANCEL,	4012	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3443	cb => sub {
3444	do_reload_perl;	4013	do_reload_perl;
3445	undef $RELOAD_WATCHER;	4014	undef $RELOAD_WATCHER;
3446	},	4015	};
3447	);	4016	};
3448	}	4017	}
3449		4018
3450	register_command "reload" => sub {	4019	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	4020	my ($who, $arg) = @_;
3452		4021
…		…
3457	reload_perl;	4026	reload_perl;
3458	};	4027	};
3459	}	4028	}
3460	};	4029	};
3461		4030
3462	unshift @INC, $LIBDIR;	4031	#############################################################################
3463		4032
3464	my $bug_warning = 0;	4033	my $bug_warning = 0;
3465		4034
3466	our @WAIT_FOR_TICK;	4035	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;	4036	our @WAIT_FOR_TICK_BEGIN;
3468		4037
3469	sub wait_for_tick {	4038	sub wait_for_tick() {
3470	return unless $TICK_WATCHER->is_active;
3471	return if $Coro::current == $Coro::main;	4039	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3472		4040
3473	my $signal = new Coro::Signal;	4041	my $signal = new Coro::Signal;
3474	push @WAIT_FOR_TICK, $signal;	4042	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;	4043	$signal->wait;
3476	}	4044	}
3477		4045
3478	sub wait_for_tick_begin {	4046	sub wait_for_tick_begin() {
3479	return unless $TICK_WATCHER->is_active;
3480	return if $Coro::current == $Coro::main;	4047	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3481		4048
3482	my $signal = new Coro::Signal;	4049	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	4050	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	4051	$signal->wait;
3485	}	4052	}
3486		4053
3487	$TICK_WATCHER = Event->timer (	4054	sub tick {
3488	reentrant => 0,
3489	parked => 1,
3490	prio => 0,
3491	at => $NEXT_TICK || $TICK,
3492	data => WF_AUTOCANCEL,
3493	cb => sub {
3494	if ($Coro::current != $Coro::main) {	4055	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4056	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	4057	unless ++$bug_warning > 10;
3497	return;	4058	return;
3498	}	4059	}
3499		4060
3500	$NOW = $tick_start = Event::time;
3501
3502	cf::server_tick; # one server iteration	4061	cf::server_tick; # one server iteration
3503		4062
3504	$RUNTIME += $TICK;	4063	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3505	$NEXT_TICK += $TICK;
3506		4064
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4065	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	4066	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	4067	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	4068	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	4069	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	4070	or error "ERROR: unable to write runtime file: $!";
3513	};
3514	}	4071	};
		4072	}
3515		4073
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4074	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	4075	$sig->send;
3518	}	4076	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	4077	while (my $sig = shift @WAIT_FOR_TICK) {
3520	$sig->send;	4078	$sig->send;
3521	}	4079	}
3522		4080
3523	$NOW = Event::time;	4081	$LOAD = ($NOW - $TICK_START) / $TICK;
3524
3525	# if we are delayed by four ticks or more, skip them all
3526	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3527
3528	$TICK_WATCHER->at ($NEXT_TICK);
3529	$TICK_WATCHER->start;
3530
3531	$LOAD = ($NOW - $tick_start) / $TICK;
3532	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4082	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		4083
3534	_post_tick;	4084	if (0) {
		4085	if ($NEXT_TICK) {
		4086	my $jitter = $TICK_START - $NEXT_TICK;
		4087	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4088	debug "jitter $JITTER\n";#d#
		4089	}
3535	},	4090	}
3536	);	4091	}
3537		4092
3538	{	4093	{
		4094	# configure BDB
		4095
3539	BDB::min_parallel 8;	4096	BDB::min_parallel 16;
3540	BDB::max_poll_time $TICK * 0.1;	4097	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	4098	$AnyEvent::BDB::WATCHER->priority (1);
3542	reentrant => 0,
3543	fd => BDB::poll_fileno,
3544	poll => 'r',
3545	prio => 0,
3546	data => WF_AUTOCANCEL,
3547	cb => \&BDB::poll_cb,
3548	);
3549
3550	BDB::set_sync_prepare {
3551	my $status;
3552	my $current = $Coro::current;
3553	(
3554	sub {
3555	$status = $!;
3556	$current->ready; undef $current;
3557	},
3558	sub {
3559	Coro::schedule while defined $current;
3560	$! = $status;
3561	},
3562	)
3563	};
3564		4099
3565	unless ($DB_ENV) {	4100	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	4101	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4102	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| BDB::LOG_AUTOREMOVE, 1);	4103	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4104	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4105	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4106	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		4107
3572	cf::sync_job {	4108	cf::sync_job {
3573	eval {	4109	eval {
…		…
3583		4119
3584	cf::cleanup "db_env_open(db): $@" if $@;	4120	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	4121	};
3586	}	4122	}
3587		4123
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	4124	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3589	after => 3,
3590	interval => 1,
3591	hard => 1,
3592	prio => 0,
3593	data => WF_AUTOCANCEL,
3594	cb => sub {
3595	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4125	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596	},
3597	);	4126	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	4127	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3599	after => 11,
3600	interval => 60,
3601	hard => 1,
3602	prio => 0,
3603	data => WF_AUTOCANCEL,
3604	cb => sub {
3605	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4128	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	4129	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	4130	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3609	after => 5,
3610	interval => 10,
3611	hard => 1,
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => sub {
3615	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4131	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	4132	};
3618	}	4133	}
3619		4134
3620	{	4135	{
		4136	# configure IO::AIO
		4137
3621	IO::AIO::min_parallel 8;	4138	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	4139	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	4140	undef $AnyEvent::AIO::WATCHER;
3626	reentrant => 0,
3627	data => WF_AUTOCANCEL,
3628	fd => IO::AIO::poll_fileno,
3629	poll => 'r',
3630	prio => 0,
3631	cb => \&IO::AIO::poll_cb,
3632	);
3633	}	4141	}
3634		4142
3635	my $_log_backtrace;	4143	our $_log_backtrace;
		4144	our $_log_backtrace_last;
3636		4145
3637	sub _log_backtrace {	4146	sub _log_backtrace {
3638	my ($msg, @addr) = @_;	4147	my ($msg, @addr) = @_;
3639		4148
3640	$msg =~ s/\n//;	4149	$msg =~ s/\n$//;
3641		4150
		4151	if ($_log_backtrace_last eq $msg) {
		4152	LOG llevInfo, "[ABT] $msg\n";
		4153	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3642	# limit the # of concurrent backtraces	4154	# limit the # of concurrent backtraces
3643	if ($_log_backtrace < 2) {	4155	} elsif ($_log_backtrace < 2) {
		4156	$_log_backtrace_last = $msg;
3644	++$_log_backtrace;	4157	++$_log_backtrace;
		4158	my $perl_bt = Carp::longmess $msg;
3645	async {	4159	async {
3646	$Coro::current->{desc} = "abt $msg";	4160	$Coro::current->{desc} = "abt $msg";
3647		4161
3648	my @bt = fork_call {	4162	my @bt = fork_call {
3649	@addr = map { sprintf "%x", $_ } @addr;	4163	@addr = map { sprintf "%x", $_ } @addr;
…		…
3660	}	4174	}
3661		4175
3662	@funcs	4176	@funcs
3663	};	4177	};
3664		4178
3665	LOG llevInfo, "[ABT] $msg\n";	4179	LOG llevInfo, "[ABT] $perl_bt\n";
		4180	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3666	LOG llevInfo, "[ABT] $_\n" for @bt;	4181	LOG llevInfo, "[ABT] $_\n" for @bt;
3667	--$_log_backtrace;	4182	--$_log_backtrace;
3668	};	4183	};
3669	} else {	4184	} else {
3670	LOG llevInfo, "[ABT] $msg\n";	4185	LOG llevInfo, "[ABT] $msg\n";
3671	LOG llevInfo, "[ABT] [suppressed]\n";	4186	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3672	}	4187	}
3673	}	4188	}
3674		4189
3675	# load additional modules	4190	# load additional modules
3676	use cf::pod;	4191	require "cf/$_.pm" for @EXTRA_MODULES;
		4192	cf::_connect_to_perl_2;
3677		4193
3678	END { cf::emergency_save }	4194	END { cf::emergency_save }
3679		4195
3680	1	4196	1
3681		4197

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