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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.378 by root, Thu Oct 4 11:36:54 2007 UTC vs.
Revision 1.559 by root, Sat Feb 26 12:50:27 2011 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;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	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	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	129	our $DB_ENV;
89		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
90	our %CFG;	133	our %CFG;
91		134
92	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
94		138
95	our (%PLAYER, %PLAYER_LOADING); # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
98		142
99	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		145
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
105		155
106	binmode STDOUT;	156	binmode STDOUT;
107	binmode STDERR;	157	binmode STDERR;
108		158
109	# read virtual server time, if available	159	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
114	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
115		167
116	mkdir $_	168	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		170
119	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
120		172
121	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		189
123	#############################################################################	190	#############################################################################
124		191
125	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
126		193
…		…
162		229
163	The raw value load value from the last tick.	230	The raw value load value from the last tick.
164		231
165	=item %cf::CFG	232	=item %cf::CFG
166		233
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	235	from wherever your confdir points to.
169		236
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		238
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	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	240	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.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
176	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
177		249
178	This array contains the results of the last C<invoke ()> call. When	250	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	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	252	that call.
181		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
182	=back	260	=back
183		261
184	=cut	262	=cut
185		263
186	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	271	my $msg = join "", @_;
189		272
190	$msg .= "\n"	273	$msg .= "\n"
191	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
192		275
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		277
195	LOG llevError, $msg;	278	LOG llevWarn, $msg;
196	};	279	};
197	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
198		294
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	305	for my $pkg (qw(
210	cf::global cf::attachable	306	cf::global cf::attachable
211	cf::object cf::object::player	307	cf::object cf::object::player
212	cf::client cf::player	308	cf::client cf::player
213	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
214	cf::map cf::party cf::region	311	cf::party cf::region
215	)) {	312	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	314	}
219		315
220	$Event::DIED = sub {	316	$EV::DIED = sub {
221	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
222	};	318	};
223		319
224	#############################################################################	320	#############################################################################
225		321
226	=head2 UTILITY FUNCTIONS	322	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	344	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	345	$d
250	} || "[unable to dump $_[0]: '$@']";	346	} || "[unable to dump $_[0]: '$@']";
251	}	347	}
252		348
253	=item $ref = cf::from_json $json	349	=item $ref = cf::decode_json $json
254		350
255	Converts a JSON string into the corresponding perl data structure.	351	Converts a JSON string into the corresponding perl data structure.
256		352
257	=item $json = cf::to_json $ref	353	=item $json = cf::encode_json $ref
258		354
259	Converts a perl data structure into its JSON representation.	355	Converts a perl data structure into its JSON representation.
260		356
261	=cut	357	=cut
262		358
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	359	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		360
265	sub to_json ($) { $json_coder->encode ($_[0]) }	361	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	362	sub decode_json($) { $json_coder->decode ($_[0]) }
		363
		364	=item $ref = cf::yaml_load $scalar
		365
		366	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		367
		368	=cut
		369
		370	sub fork_call(&@);
		371
		372	sub yaml_load($) {
		373	fork_call { YAML::XS::Load $_[0] } @_
		374	}
		375
		376	=item cf::post_init { BLOCK }
		377
		378	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		379	but I<before> the server starts ticking again.
		380
		381	The codeblock will have a single boolean argument to indicate whether this
		382	is a reload or not.
		383
		384	=cut
		385
		386	sub post_init(&) {
		387	push @POST_INIT, shift;
		388	}
		389
		390	sub _post_init {
		391	trace "running post_init jobs";
		392
		393	# run them in parallel...
		394
		395	my @join;
		396
		397	while () {
		398	push @join, map &Coro::async ($_, 0), @POST_INIT;
		399	@POST_INIT = ();
		400
		401	@join or last;
		402
		403	(pop @join)->join;
		404	}
		405	}
267		406
268	=item cf::lock_wait $string	407	=item cf::lock_wait $string
269		408
270	Wait until the given lock is available. See cf::lock_acquire.	409	Wait until the given lock is available. See cf::lock_acquire.
271		410
272	=item my $lock = cf::lock_acquire $string	411	=item my $lock = cf::lock_acquire $string
273		412
274	Wait until the given lock is available and then acquires it and returns	413	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,	414	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	415	for example when the coroutine gets canceled), the lock is automatically
277	returned.	416	returned.
278		417
279	Locks are *not* recursive, locking from the same coro twice results in a	418	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	419	deadlocked coro.
…		…
286		425
287	Return true if the lock is currently active, i.e. somebody has locked it.	426	Return true if the lock is currently active, i.e. somebody has locked it.
288		427
289	=cut	428	=cut
290		429
291	our %LOCK;	430	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		431
294	sub lock_wait($) {	432	sub lock_wait($) {
295	my ($key) = @_;	433	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	434	}
308		435
309	sub lock_acquire($) {	436	sub lock_acquire($) {
310	my ($key) = @_;	437	$LOCKS->guard ($_[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	}	438	}
324		439
325	sub lock_active($) {	440	sub lock_active($) {
326	my ($key) = @_;	441	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	442	}
330		443
331	sub freeze_mainloop {	444	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	445	tick_inhibit_inc;
333		446
334	my $guard = Coro::guard {	447	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	448	}
336	};	449
337	$TICK_WATCHER->stop;	450	=item cf::periodic $interval, $cb
338	$guard	451
		452	Like EV::periodic, but randomly selects a starting point so that the actions
		453	get spread over time.
		454
		455	=cut
		456
		457	sub periodic($$) {
		458	my ($interval, $cb) = @_;
		459
		460	my $start = rand List::Util::min 180, $interval;
		461
		462	EV::periodic $start, $interval, 0, $cb
339	}	463	}
340		464
341	=item cf::get_slot $time[, $priority[, $name]]	465	=item cf::get_slot $time[, $priority[, $name]]
342		466
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	467	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		475
352	=cut	476	=cut
353		477
354	our @SLOT_QUEUE;	478	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	479	our $SLOT_QUEUE;
		480	our $SLOT_DECAY = 0.9;
356		481
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	482	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	483	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	484	$Coro::current->desc ("timeslot manager");
360		485
361	my $signal = new Coro::Signal;	486	my $signal = new Coro::Signal;
		487	my $busy;
362		488
363	while () {	489	while () {
364	next_job:	490	next_job:
		491
365	my $avail = cf::till_tick;	492	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	493
367	for (0 .. $#SLOT_QUEUE) {	494	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	495	if ($SLOT_QUEUE[$_][0] <= $avail) {
		496	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	497	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	498	$job->[2]->send;
371	Coro::cede;	499	Coro::cede;
372	goto next_job;	500	goto next_job;
373	}	501	} else {
		502	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	503	}
375	}	504	}
376		505
377	if (@SLOT_QUEUE) {	506	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	507	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	508	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	509	$signal->wait;
381	} else {	510	} else {
		511	$busy = 0;
382	Coro::schedule;	512	Coro::schedule;
383	}	513	}
384	}	514	}
385	};	515	};
386		516
387	sub get_slot($;$$) {	517	sub get_slot($;$$) {
		518	return if tick_inhibit || $Coro::current == $Coro::main;
		519
388	my ($time, $pri, $name) = @_;	520	my ($time, $pri, $name) = @_;
389		521
390	$time = $TICK * .6 if $time > $TICK * .6;	522	$time = clamp $time, 0.01, $TICK * .6;
		523
391	my $sig = new Coro::Signal;	524	my $sig = new Coro::Signal;
392		525
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	526	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	527	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	528	$SLOT_QUEUE->ready;
…		…
406		539
407	BEGIN { *async = \&Coro::async_pool }	540	BEGIN { *async = \&Coro::async_pool }
408		541
409	=item cf::sync_job { BLOCK }	542	=item cf::sync_job { BLOCK }
410		543
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	544	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	545	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	546	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	547	acceptable.
415		548
416	If it must be done, put the blocking parts into C<sync_job>. This will run	549	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	550	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	554	=cut
422		555
423	sub sync_job(&) {	556	sub sync_job(&) {
424	my ($job) = @_;	557	my ($job) = @_;
425		558
426	if ($Coro::current == $Coro::main) {	559	if (in_main) {
427	my $time = Event::time;	560	my $time = AE::time;
428		561
429	# this is the main coro, too bad, we have to block	562	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	563	# till the operation succeeds, freezing the server :/
431		564
432	# TODO: use suspend/resume instead	565	#LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	566
434	my $freeze_guard = freeze_mainloop;	567	my $freeze_guard = freeze_mainloop;
435		568
436	my $busy = 1;	569	my $busy = 1;
437	my @res;	570	my @res;
438		571
439	(async {	572	(async {
440	$Coro::current->desc ("sync job coro");	573	$Coro::current->desc ("sync job coro");
441	@res = eval { $job->() };	574	@res = eval { $job->() };
442	warn $@ if $@;	575	error $@ if $@;
443	undef $busy;	576	undef $busy;
444	})->prio (Coro::PRIO_MAX);	577	})->prio (Coro::PRIO_MAX);
445		578
446	while ($busy) {	579	while ($busy) {
447	Coro::cede or Event::one_event;	580	if (Coro::nready) {
		581	Coro::cede_notself;
		582	} else {
		583	EV::loop EV::LOOP_ONESHOT;
448	}	584	}
		585	}
449		586
450	$time = Event::time - $time;	587	my $time = AE::time - $time;
451		588
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	589	$TICK_START += $time; # do not account sync jobs to server load
456		590
457	wantarray ? @res : $res[0]	591	wantarray ? @res : $res[0]
458	} else {	592	} else {
459	# we are in another coroutine, how wonderful, everything just works	593	# we are in another coroutine, how wonderful, everything just works
460		594
…		…
480	$EXT_CORO{$coro+0} = $coro;	614	$EXT_CORO{$coro+0} = $coro;
481		615
482	$coro	616	$coro
483	}	617	}
484		618
485	=item fork_call { }, $args	619	=item fork_call { }, @args
486		620
487	Executes the given code block with the given arguments in a seperate	621	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	622	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	623	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	624	never block itself or use any form of event handling.
491		625
492	=cut	626	=cut
		627
		628	sub post_fork {
		629	reset_signals;
		630	}
493		631
494	sub fork_call(&@) {	632	sub fork_call(&@) {
495	my ($cb, @args) = @_;	633	my ($cb, @args) = @_;
496		634
497	# we seemingly have to make a local copy of the whole thing,	635	# we seemingly have to make a local copy of the whole thing,
498	# otherwise perl prematurely frees the stuff :/	636	# otherwise perl prematurely frees the stuff :/
499	# TODO: investigate and fix (likely this will be rather laborious)	637	# TODO: investigate and fix (likely this will be rather laborious)
500		638
501	my @res = Coro::Util::fork_eval {	639	my @res = Coro::Util::fork_eval {
502	reset_signals;	640	cf::post_fork;
503	&$cb	641	&$cb
504	}, @args;	642	} @args;
505		643
506	wantarray ? @res : $res[-1]	644	wantarray ? @res : $res[-1]
		645	}
		646
		647	sub objinfo {
		648	(
		649	"counter value" => cf::object::object_count,
		650	"objects created" => cf::object::create_count,
		651	"objects destroyed" => cf::object::destroy_count,
		652	"freelist size" => cf::object::free_count,
		653	"allocated objects" => cf::object::objects_size,
		654	"active objects" => cf::object::actives_size,
		655	)
		656	}
		657
		658	=item $coin = coin_from_name $name
		659
		660	=cut
		661
		662	our %coin_alias = (
		663	"silver" => "silvercoin",
		664	"silvercoin" => "silvercoin",
		665	"silvercoins" => "silvercoin",
		666	"gold" => "goldcoin",
		667	"goldcoin" => "goldcoin",
		668	"goldcoins" => "goldcoin",
		669	"platinum" => "platinacoin",
		670	"platinumcoin" => "platinacoin",
		671	"platinumcoins" => "platinacoin",
		672	"platina" => "platinacoin",
		673	"platinacoin" => "platinacoin",
		674	"platinacoins" => "platinacoin",
		675	"royalty" => "royalty",
		676	"royalties" => "royalty",
		677	);
		678
		679	sub coin_from_name($) {
		680	$coin_alias{$_[0]}
		681	? cf::arch::find $coin_alias{$_[0]}
		682	: undef
507	}	683	}
508		684
509	=item $value = cf::db_get $family => $key	685	=item $value = cf::db_get $family => $key
510		686
511	Returns a single value from the environment database.	687	Returns a single value from the environment database.
…		…
521	within each server.	697	within each server.
522		698
523	=cut	699	=cut
524		700
525	sub db_table($) {	701	sub db_table($) {
		702	cf::error "db_get called from main context"
		703	if $Coro::current == $Coro::main;
		704
526	my ($name) = @_;	705	my ($name) = @_;
527	my $db = BDB::db_create $DB_ENV;	706	my $db = BDB::db_create $DB_ENV;
528		707
529	eval {	708	eval {
530	$db->set_flags (BDB::CHKSUM);	709	$db->set_flags (BDB::CHKSUM);
…		…
540	}	719	}
541		720
542	our $DB;	721	our $DB;
543		722
544	sub db_init {	723	sub db_init {
545	cf::sync_job {
546	$DB ||= db_table "db";	724	$DB ||= db_table "db";
547	};
548	}	725	}
549		726
550	sub db_get($$) {	727	sub db_get($$) {
551	my $key = "$_[0]/$_[1]";	728	my $key = "$_[0]/$_[1]";
552		729
553	cf::sync_job {	730	cf::error "db_get called from main context"
		731	if $Coro::current == $Coro::main;
		732
554	BDB::db_get $DB, undef, $key, my $data;	733	BDB::db_get $DB, undef, $key, my $data;
555		734
556	$! ? ()	735	$! ? ()
557	: $data	736	: $data
558	}
559	}	737	}
560		738
561	sub db_put($$$) {	739	sub db_put($$$) {
562	BDB::dbreq_pri 4;	740	BDB::dbreq_pri 4;
563	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	741	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
619		797
620	my $t1 = Time::HiRes::time;	798	my $t1 = Time::HiRes::time;
621	my $data = $process->(\@data);	799	my $data = $process->(\@data);
622	my $t2 = Time::HiRes::time;	800	my $t2 = Time::HiRes::time;
623		801
624	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	802	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
625		803
626	db_put cache => "$id/data", $data;	804	db_put cache => "$id/data", $data;
627	db_put cache => "$id/md5" , $md5;	805	db_put cache => "$id/md5" , $md5;
628	db_put cache => "$id/meta", $meta;	806	db_put cache => "$id/meta", $meta;
629		807
…		…
639		817
640	=cut	818	=cut
641		819
642	sub datalog($@) {	820	sub datalog($@) {
643	my ($type, %kv) = @_;	821	my ($type, %kv) = @_;
644	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	822	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
645	}	823	}
646		824
647	=back	825	=back
648		826
649	=cut	827	=cut
650		828
651	#############################################################################	829	#############################################################################
652		830
653	=head2 ATTACHABLE OBJECTS	831	=head2 ATTACHABLE OBJECTS
654		832
655	Many objects in crossfire are so-called attachable objects. That means you can	833	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	834	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	835	to it. All such attachable objects support the following methods.
658		836
659	In the following description, CLASS can be any of C<global>, C<object>	837	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	838	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	839	Deliantra).
662		840
663	=over 4	841	=over 4
664		842
665	=item $attachable->attach ($attachment, key => $value...)	843	=item $attachable->attach ($attachment, key => $value...)
666		844
…		…
710	=item cf::CLASS::attachment $name, ...	888	=item cf::CLASS::attachment $name, ...
711		889
712	Register an attachment by C<$name> through which attachable objects of the	890	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	891	given CLASS can refer to this attachment.
714		892
715	Some classes such as crossfire maps and objects can specify attachments	893	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	894	that are attached at load/instantiate time, thus the need for a name.
717		895
718	These calls expect any number of the following handler/hook descriptions:	896	These calls expect any number of the following handler/hook descriptions:
719		897
720	=over 4	898	=over 4
…		…
844		1022
845	} elsif (exists $cb_id{$type}) {	1023	} elsif (exists $cb_id{$type}) {
846	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1024	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
847		1025
848	} elsif (ref $type) {	1026	} elsif (ref $type) {
849	warn "attaching objects not supported, ignoring.\n";	1027	error "attaching objects not supported, ignoring.\n";
850		1028
851	} else {	1029	} else {
852	shift @arg;	1030	shift @arg;
853	warn "attach argument '$type' not supported, ignoring.\n";	1031	error "attach argument '$type' not supported, ignoring.\n";
854	}	1032	}
855	}	1033	}
856	}	1034	}
857		1035
858	sub _object_attach {	1036	sub _object_attach {
…		…
868	_attach $registry, $klass, @attach;	1046	_attach $registry, $klass, @attach;
869	}	1047	}
870		1048
871	$obj->{$name} = \%arg;	1049	$obj->{$name} = \%arg;
872	} else {	1050	} else {
873	warn "object uses attachment '$name' which is not available, postponing.\n";	1051	info "object uses attachment '$name' which is not available, postponing.\n";
874	}	1052	}
875		1053
876	$obj->{_attachment}{$name} = undef;	1054	$obj->{_attachment}{$name} = undef;
877	}	1055	}
878		1056
…		…
937		1115
938	for (@$callbacks) {	1116	for (@$callbacks) {
939	eval { &{$_->[1]} };	1117	eval { &{$_->[1]} };
940		1118
941	if ($@) {	1119	if ($@) {
942	warn "$@";
943	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1120	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
944	override;	1121	override;
945	}	1122	}
946		1123
947	return 1 if $override;	1124	return 1 if $override;
948	}	1125	}
949		1126
950	0	1127	0
951	}	1128	}
952		1129
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1131
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1132	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1133
957	Generate an object-specific event with the given arguments.	1134	Generate an object-specific event with the given arguments.
958		1135
…		…
964		1141
965	=cut	1142	=cut
966		1143
967	#############################################################################	1144	#############################################################################
968	# object support	1145	# object support
969	#
970		1146
		1147	sub _object_equal($$);
		1148	sub _object_equal($$) {
		1149	my ($a, $b) = @_;
		1150
		1151	return 0 unless (ref $a) eq (ref $b);
		1152
		1153	if ("HASH" eq ref $a) {
		1154	my @ka = keys %$a;
		1155	my @kb = keys %$b;
		1156
		1157	return 0 if @ka != @kb;
		1158
		1159	for (0 .. $#ka) {
		1160	return 0 unless $ka[$_] eq $kb[$_];
		1161	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1162	}
		1163
		1164	} elsif ("ARRAY" eq ref $a) {
		1165
		1166	return 0 if @$a != @$b;
		1167
		1168	for (0 .. $#$a) {
		1169	return 0 unless _object_equal $a->[$_], $b->[$_];
		1170	}
		1171
		1172	} elsif ($a ne $b) {
		1173	return 0;
		1174	}
		1175
		1176	1
		1177	}
		1178
		1179	our $SLOW_MERGES;#d#
971	sub _can_merge {	1180	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1181	my ($ob1, $ob2) = @_;
973		1182
974	local $Storable::canonical = 1;	1183	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1184
978	$fob1 eq $fob2	1185	# we do the slow way here
		1186	return _object_equal $ob1, $ob2
979	}	1187	}
980		1188
981	sub reattach {	1189	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1190	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1191	my ($obj) = @_;
984		1192
		1193	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1194	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1195
987	my $registry = $obj->registry;	1196	my $registry = $obj->registry;
988		1197
989	@$registry = ();	1198	@$registry = ();
990		1199
…		…
995	for (@$attach) {	1204	for (@$attach) {
996	my ($klass, @attach) = @$_;	1205	my ($klass, @attach) = @$_;
997	_attach $registry, $klass, @attach;	1206	_attach $registry, $klass, @attach;
998	}	1207	}
999	} else {	1208	} else {
1000	warn "object uses attachment '$name' that is not available, postponing.\n";	1209	info "object uses attachment '$name' that is not available, postponing.\n";
1001	}	1210	}
1002	}	1211	}
1003	}	1212	}
1004		1213
1005	cf::attachable->attach (	1214	cf::attachable->attach (
1006	prio => -1000000,	1215	prio => -1000000,
1007	on_instantiate => sub {	1216	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1217	my ($obj, $data) = @_;
1009		1218
1010	$data = from_json $data;	1219	$data = decode_json $data;
1011		1220
1012	for (@$data) {	1221	for (@$data) {
1013	my ($name, $args) = @$_;	1222	my ($name, $args) = @$_;
1014		1223
1015	$obj->attach ($name, %{$args || {} });	1224	$obj->attach ($name, %{$args || {} });
…		…
1032	my ($filename, $rdata, $objs) = @_;	1241	my ($filename, $rdata, $objs) = @_;
1033		1242
1034	sync_job {	1243	sync_job {
1035	if (length $$rdata) {	1244	if (length $$rdata) {
1036	utf8::decode (my $decname = $filename);	1245	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1246	trace sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1247	$decname, length $$rdata, scalar @$objs
		1248	if $VERBOSE_IO;
1039		1249
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1250	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1251	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1252	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1253	if ($cf::USE_FSYNC) {
		1254	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;
		1255	aio_fsync $fh;
		1256	}
1044	close $fh;	1257	aio_close $fh;
1045		1258
1046	if (@$objs) {	1259	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1260	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1261	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1262	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1263	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1264	if ($cf::USE_FSYNC) {
		1265	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;
		1266	aio_fsync $fh;
		1267	}
1052	close $fh;	1268	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1269	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1270	}
1055	} else {	1271	} else {
1056	aio_unlink "$filename.pst";	1272	aio_unlink "$filename.pst";
1057	}	1273	}
1058		1274
1059	aio_rename "$filename~", $filename;	1275	aio_rename "$filename~", $filename;
		1276
		1277	$filename =~ s%/[^/]+$%%;
		1278	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1279	} else {
1061	warn "FATAL: $filename~: $!\n";	1280	error "unable to save objects: $filename~: $!\n";
1062	}	1281	}
1063	} else {	1282	} else {
1064	aio_unlink $filename;	1283	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1284	aio_unlink "$filename.pst";
1066	}	1285	}
…		…
1085		1304
1086	unless (aio_stat "$filename.pst") {	1305	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1306	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1307	or return;
1089		1308
1090	$av = eval { (Storable::thaw $av)->{objs} };	1309	my $st = eval { Coro::Storable::thaw $av };
		1310	$av = $st->{objs};
1091	}	1311	}
1092		1312
1093	utf8::decode (my $decname = $filename);	1313	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1314	trace sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1315	$decname, length $data, scalar @{$av || []}
		1316	if $VERBOSE_IO;
1096		1317
1097	($data, $av)	1318	($data, $av)
1098	}	1319	}
1099		1320
1100	=head2 COMMAND CALLBACKS	1321	=head2 COMMAND CALLBACKS
…		…
1156	my ($name, $cb) = @_;	1377	my ($name, $cb) = @_;
1157		1378
1158	$EXTICMD{$name} = $cb;	1379	$EXTICMD{$name} = $cb;
1159	}	1380	}
1160		1381
		1382	use File::Glob ();
		1383
1161	cf::player->attach (	1384	cf::player->attach (
1162	on_command => sub {	1385	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1386	my ($pl, $name, $params) = @_;
1164		1387
1165	my $cb = $COMMAND{$name}	1388	my $cb = $COMMAND{$name}
1166	or return;	1389	or return;
1167		1390
…		…
1190		1413
1191	$pl->ext_reply ($reply, @reply)	1414	$pl->ext_reply ($reply, @reply)
1192	if $reply;	1415	if $reply;
1193		1416
1194	} else {	1417	} else {
1195	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1418	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1196	}	1419	}
1197		1420
1198	cf::override;	1421	cf::override;
1199	},	1422	},
1200	);	1423	);
1201		1424
		1425	# "readahead" all extensions
		1426	sub cache_extensions {
		1427	my $grp = IO::AIO::aio_group;
		1428
		1429	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1430	for (grep /\.ext$/, @{$_[0]}) {
		1431	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1432	}
		1433	};
		1434
		1435	$grp
		1436	}
		1437
1202	sub load_extensions {	1438	sub load_extensions {
		1439	info "loading extensions...";
		1440
1203	cf::sync_job {	1441	cf::sync_job {
1204	my %todo;	1442	my %todo;
1205		1443
1206	for my $path (<$LIBDIR/*.ext>) {	1444	for my $path (<$LIBDIR/*.ext>) {
1207	next unless -r $path;	1445	next unless -r $path;
…		…
1225		1463
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1464	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1465	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1466
1229	$ext{source} =	1467	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1468	"package $pkg; use common::sense;\n"
1231	. "#line 1 \"$path\"\n{\n"	1469	. "#line 1 \"$path\"\n{\n"
1232	. $source	1470	. $source
1233	. "\n};\n1";	1471	. "\n};\n1";
1234		1472
1235	$todo{$base} = \%ext;	1473	$todo{$base} = \%ext;
1236	}	1474	}
1237		1475
		1476	my $pass = 0;
1238	my %done;	1477	my %done;
1239	while (%todo) {	1478	while (%todo) {
1240	my $progress;	1479	my $progress;
1241		1480
		1481	++$pass;
		1482
		1483	ext:
1242	while (my ($k, $v) = each %todo) {	1484	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1485	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1486	next ext
1245	unless exists $done{$_};	1487	unless exists $done{$_};
1246	}	1488	}
1247		1489
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1490	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1491
1250	unless (eval $v->{source}) {	1492	my $active = eval $v->{source};
		1493
		1494	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1495	error "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1496
		1497	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1498	if exists $v->{meta}{mandatory};
1255	warn $msg;	1499
1256	warn "mandatory extension failed to load, exiting.\n";	1500	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1257	exit 1;	1501	delete $todo{$k};
1258	}	1502	} else {
1259		1503	$done{$k} = delete $todo{$k};
1260	warn $msg;	1504	push @EXTS, $v->{pkg};
		1505	$progress = 1;
		1506
		1507	info "$v->{base}: extension inactive.\n"
		1508	unless $active;
1261	}	1509	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1510	}
1267		1511
1268	skip:	1512	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1513	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	unless $progress;	1514
		1515	while (my ($k, $v) = each %todo) {
		1516	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1517	if exists $v->{meta}{mandatory};
		1518	}
		1519	}
1271	}	1520	}
1272	};	1521	};
1273	}	1522	}
1274		1523
1275	#############################################################################	1524	#############################################################################
1276		1525
1277	=back	1526	=back
1278		1527
1279	=head2 CORE EXTENSIONS	1528	=head2 CORE EXTENSIONS
1280		1529
1281	Functions and methods that extend core crossfire objects.	1530	Functions and methods that extend core deliantra objects.
1282		1531
1283	=cut	1532	=cut
1284		1533
1285	package cf::player;	1534	package cf::player;
1286		1535
…		…
1329		1578
1330	sub exists($) {	1579	sub exists($) {
1331	my ($login) = @_;	1580	my ($login) = @_;
1332		1581
1333	$cf::PLAYER{$login}	1582	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1583	or !aio_stat path $login
1335	}	1584	}
1336		1585
1337	sub find($) {	1586	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1587	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1588	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1600	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1601	or return;
1353		1602
1354	my $pl = cf::player::load_pl $f	1603	my $pl = cf::player::load_pl $f
1355	or return;	1604	or return;
		1605
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1606	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1607	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1608	$cf::PLAYER{$login} = $pl
1359	}	1609	}
1360	}	1610	}
1361	}	1611	}
1362		1612
		1613	cf::player->attach (
		1614	on_load => sub {
		1615	my ($pl, $path) = @_;
		1616
		1617	# restore slots saved in save, below
		1618	my $slots = delete $pl->{_slots};
		1619
		1620	$pl->ob->current_weapon ($slots->[0]);
		1621	$pl->combat_ob ($slots->[1]);
		1622	$pl->ranged_ob ($slots->[2]);
		1623	},
		1624	);
		1625
1363	sub save($) {	1626	sub save($) {
1364	my ($pl) = @_;	1627	my ($pl) = @_;
1365		1628
1366	return if $pl->{deny_save};	1629	return if $pl->{deny_save};
1367		1630
…		…
1370		1633
1371	return if $pl->{deny_save};	1634	return if $pl->{deny_save};
1372		1635
1373	aio_mkdir playerdir $pl, 0770;	1636	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1637	$pl->{last_save} = $cf::RUNTIME;
		1638
		1639	cf::get_slot 0.01;
		1640
		1641	# save slots, to be restored later
		1642	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1375		1643
1376	$pl->save_pl ($path);	1644	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1645	cf::cede_to_tick;
1378	}	1646	}
1379		1647
…		…
1411	my ($pl) = @_;	1679	my ($pl) = @_;
1412		1680
1413	my $name = $pl->ob->name;	1681	my $name = $pl->ob->name;
1414		1682
1415	$pl->{deny_save} = 1;	1683	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1684	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1685
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1686	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1419	$pl->deactivate;	1687	$pl->deactivate;
		1688
		1689	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1690	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1691	ext::highscore::check ($pl->ob);
		1692
1421	$pl->ns->destroy if $pl->ns;	1693	$pl->ns->destroy if $pl->ns;
1422		1694
1423	my $path = playerdir $pl;	1695	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1696	my $temp = "$path~$cf::RUNTIME~deleting~";
1425	aio_rename $path, $temp;	1697	aio_rename $path, $temp;
…		…
1463		1735
1464	for my $login (@$dirs) {	1736	for my $login (@$dirs) {
1465	my $path = path $login;	1737	my $path = path $login;
1466		1738
1467	# a .pst is a dead give-away for a valid player	1739	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1740	# if no pst file found, open and chekc for blocked users
		1741	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1742	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1743	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1744	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1745	}
1473		1746
…		…
1477		1750
1478	\@logins	1751	\@logins
1479	}	1752	}
1480		1753
1481	=item $player->maps	1754	=item $player->maps
		1755
		1756	=item cf::player::maps $login
1482		1757
1483	Returns an arrayref of map paths that are private for this	1758	Returns an arrayref of map paths that are private for this
1484	player. May block.	1759	player. May block.
1485		1760
1486	=cut	1761	=cut
…		…
1504	}	1779	}
1505		1780
1506	\@paths	1781	\@paths
1507	}	1782	}
1508		1783
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1784	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1785
1511	Expand crossfire pod fragments into protocol xml.	1786	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1787
1560	=item $player->ext_reply ($msgid, @msg)	1788	=item $player->ext_reply ($msgid, @msg)
1561		1789
1562	Sends an ext reply to the player.	1790	Sends an ext reply to the player.
1563		1791
…		…
1595		1823
1596	=cut	1824	=cut
1597		1825
1598	sub find_by_path($) {	1826	sub find_by_path($) {
1599	my ($path) = @_;	1827	my ($path) = @_;
		1828
		1829	$path =~ s/^~[^\/]*//; # skip ~login
1600		1830
1601	my ($match, $specificity);	1831	my ($match, $specificity);
1602		1832
1603	for my $region (list) {	1833	for my $region (list) {
1604	if ($region->{match} && $path =~ $region->{match}) {	1834	if ($region->{match} && $path =~ $region->{match}) {
…		…
1630	our $MAX_RESET = 3600;	1860	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1861	our $DEFAULT_RESET = 3000;
1632		1862
1633	sub generate_random_map {	1863	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1864	my ($self, $rmp) = @_;
1635	# mit "rum" bekleckern, nicht	1865
		1866	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1867
1636	$self->_create_random_map (	1868	$self->_create_random_map ($rmp);
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1644	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1645	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1646	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1647	(cf::region::find $rmp->{region}), $rmp->{custom}
1648	)
1649	}	1869	}
1650		1870
1651	=item cf::map->register ($regex, $prio)	1871	=item cf::map->register ($regex, $prio)
1652		1872
1653	Register a handler for the map path matching the given regex at the	1873	Register a handler for the map path matching the given regex at the
…		…
1658		1878
1659	sub register {	1879	sub register {
1660	my (undef, $regex, $prio) = @_;	1880	my (undef, $regex, $prio) = @_;
1661	my $pkg = caller;	1881	my $pkg = caller;
1662		1882
1663	no strict;
1664	push @{"$pkg\::ISA"}, __PACKAGE__;	1883	push @{"$pkg\::ISA"}, __PACKAGE__;
1665		1884
1666	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1885	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1667	}	1886	}
1668		1887
1669	# also paths starting with '/'	1888	# also paths starting with '/'
1670	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1889	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1671		1890
1672	sub thawer_merge {	1891	sub thawer_merge {
1673	my ($self, $merge) = @_;	1892	my ($self, $merge) = @_;
1674		1893
1675	# we have to keep some variables in memory intact	1894	# we have to keep some variables in memory intact
…		…
1680	}	1899	}
1681		1900
1682	sub normalise {	1901	sub normalise {
1683	my ($path, $base) = @_;	1902	my ($path, $base) = @_;
1684		1903
1685	$path = "$path"; # make sure its a string	1904	$path = "$path"; # make sure it's a string
1686		1905
1687	$path =~ s/\.map$//;	1906	$path =~ s/\.map$//;
1688		1907
1689	# map plan:	1908	# map plan:
1690	#	1909	#
…		…
1705	$base =~ s{[^/]+/?$}{};	1924	$base =~ s{[^/]+/?$}{};
1706	$path = "$base/$path";	1925	$path = "$base/$path";
1707	}	1926	}
1708		1927
1709	for ($path) {	1928	for ($path) {
1710	redo if s{//}{/};
1711	redo if s{/\.?/}{/};	1929	redo if s{/\.?/}{/};
1712	redo if s{/[^/]+/\.\./}{/};	1930	redo if s{/[^/]+/\.\./}{/};
1713	}	1931	}
1714		1932
1715	$path	1933	$path
…		…
1729	$self->init; # pass $1 etc.	1947	$self->init; # pass $1 etc.
1730	return $self;	1948	return $self;
1731	}	1949	}
1732	}	1950	}
1733		1951
1734	Carp::cluck "unable to resolve path '$path' (base '$base').";	1952	Carp::cluck "unable to resolve path '$path' (base '$base')";
1735	()	1953	()
1736	}	1954	}
1737		1955
1738	sub init {	1956	sub init {
1739	my ($self) = @_;	1957	my ($self) = @_;
…		…
1761		1979
1762	# the temporary/swap location	1980	# the temporary/swap location
1763	sub save_path {	1981	sub save_path {
1764	my ($self) = @_;	1982	my ($self) = @_;
1765		1983
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1984	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1985	"$TMPDIR/$path.map"
1768	}	1986	}
1769		1987
1770	# the unique path, undef == no special unique path	1988	# the unique path, undef == no special unique path
1771	sub uniq_path {	1989	sub uniq_path {
1772	my ($self) = @_;	1990	my ($self) = @_;
1773		1991
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1992	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	1993	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	1994	}
1786		1995
1787	sub decay_objects {	1996	sub decay_objects {
1788	my ($self) = @_;	1997	my ($self) = @_;
1789		1998
…		…
1871		2080
1872	sub find;	2081	sub find;
1873	sub find {	2082	sub find {
1874	my ($path, $origin) = @_;	2083	my ($path, $origin) = @_;
1875		2084
		2085	cf::cede_to_tick;
		2086
1876	$path = normalise $path, $origin && $origin->path;	2087	$path = normalise $path, $origin && $origin->path;
1877		2088
1878	cf::lock_wait "map_data:$path";#d#remove	2089	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2090	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2091
1881	$cf::MAP{$path} || do {	2092	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2093	my $map = new_from_path cf::map $path
1886	or return;	2094	or return;
1887		2095
1888	$map->{last_save} = $cf::RUNTIME;	2096	$map->{last_save} = $cf::RUNTIME;
1889		2097
…		…
1891	or return;	2099	or return;
1892		2100
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2101	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2102	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2103	#$cf::WAIT_FOR_TICK->wait;
		2104	undef $guard2;
1896	undef $guard1;	2105	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2106	$map->reset;
1899	return find $path;	2107	return find $path;
1900	}	2108	}
1901		2109
1902	$cf::MAP{$path} = $map	2110	$cf::MAP{$path} = $map
1903	}	2111	}
1904	}	2112	}
1905		2113
1906	sub pre_load { }	2114	sub pre_load { }
1907	sub post_load { }	2115	#sub post_load { } # XS
1908		2116
1909	sub load {	2117	sub load {
1910	my ($self) = @_;	2118	my ($self) = @_;
1911		2119
1912	local $self->{deny_reset} = 1; # loading can take a long time	2120	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2137	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2138	$f->skip_block;
1931	$self->_load_objects ($f)	2139	$self->_load_objects ($f)
1932	or return;	2140	or return;
1933		2141
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2142	$self->post_load_original
1935	if delete $self->{load_original};	2143	if delete $self->{load_original};
1936		2144
1937	if (my $uniq = $self->uniq_path) {	2145	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2146	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2147	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2165	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2166	$self->decay_objects;
1959	$self->fix_auto_apply;	2167	$self->fix_auto_apply;
1960	$self->update_buttons;	2168	$self->update_buttons;
1961	cf::cede_to_tick;	2169	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2170	$self->activate;
1965	}	2171	}
1966		2172
1967	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2174	$self->last_access ($cf::RUNTIME);
1969		2175
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2176	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2177	}
1972		2178
1973	$self->post_load;	2179	$self->post_load;
1974	}
1975		2180
		2181	1
		2182	}
		2183
		2184	# customize the map for a given player, i.e.
		2185	# return the _real_ map. used by e.g. per-player
		2186	# maps to change the path to ~playername/mappath
1976	sub customise_for {	2187	sub customise_for {
1977	my ($self, $ob) = @_;	2188	my ($self, $ob) = @_;
1978		2189
1979	return find "~" . $ob->name . "/" . $self->{path}	2190	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2191	if $self->per_player;
…		…
1996	or next;	2207	or next;
1997	$neigh = find $neigh, $map	2208	$neigh = find $neigh, $map
1998	or next;	2209	or next;
1999	$neigh->load;	2210	$neigh->load;
2000		2211
		2212	# now find the diagonal neighbours
2001	push @neigh,	2213	push @neigh,
2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2214	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2215	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2004	}	2216	}
2005		2217
…		…
2012	}	2224	}
2013		2225
2014	sub find_sync {	2226	sub find_sync {
2015	my ($path, $origin) = @_;	2227	my ($path, $origin) = @_;
2016		2228
2017	cf::sync_job { find $path, $origin }	2229	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2230	if $Coro::current == $Coro::main;
		2231
		2232	find $path, $origin
2018	}	2233	}
2019		2234
2020	sub do_load_sync {	2235	sub do_load_sync {
2021	my ($map) = @_;	2236	my ($map) = @_;
2022		2237
2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2024	if $Coro::current == $Coro::main;	2239	if $Coro::current == $Coro::main;
2025		2240
2026	cf::sync_job { $map->load };	2241	$map->load;
2027	}	2242	}
2028		2243
2029	our %MAP_PREFETCH;	2244	our %MAP_PREFETCH;
2030	our $MAP_PREFETCHER = undef;	2245	our $MAP_PREFETCHER = undef;
2031		2246
…		…
2033	my ($path, $origin, $load) = @_;	2248	my ($path, $origin, $load) = @_;
2034		2249
2035	$path = normalise $path, $origin && $origin->{path};	2250	$path = normalise $path, $origin && $origin->{path};
2036		2251
2037	if (my $map = $cf::MAP{$path}) {	2252	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2253	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2254	}
2040		2255
2041	$MAP_PREFETCH{$path} |= $load;	2256	$MAP_PREFETCH{$path} |= $load;
2042		2257
2043	$MAP_PREFETCHER ||= cf::async {	2258	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2272	$MAP_PREFETCHER->prio (6);
2058		2273
2059	()	2274	()
2060	}	2275	}
2061		2276
		2277	# common code, used by both ->save and ->swapout
2062	sub save {	2278	sub _save {
2063	my ($self) = @_;	2279	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2280
2067	$self->{last_save} = $cf::RUNTIME;	2281	$self->{last_save} = $cf::RUNTIME;
2068		2282
2069	return unless $self->dirty;	2283	return unless $self->dirty;
2070		2284
…		…
2079		2293
2080	cf::async {	2294	cf::async {
2081	$Coro::current->{desc} = "map player save";	2295	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2296	$_->contr->save for $self->players;
2083	};	2297	};
		2298
		2299	cf::get_slot 0.02;
2084		2300
2085	if ($uniq) {	2301	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2302	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2303	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2304	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2305	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2090	}	2306	}
2091	}	2307	}
2092		2308
		2309	sub save {
		2310	my ($self) = @_;
		2311
		2312	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2313
		2314	$self->_save;
		2315	}
		2316
2093	sub swap_out {	2317	sub swap_out {
2094	my ($self) = @_;	2318	my ($self) = @_;
2095		2319
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2320	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2321
		2322	return if $self->in_memory != cf::MAP_ACTIVE;
		2323	return if $self->{deny_save};
2101	return if $self->players;	2324	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;
2103	return if $self->{deny_save};
2104		2325
		2326	# first deactivate the map and "unlink" it from the core
		2327	$self->deactivate;
		2328	$_->clear_links_to ($self) for values %cf::MAP;
2105	$self->in_memory (cf::MAP_SWAPPED);	2329	$self->in_memory (cf::MAP_SWAPPED);
		2330
		2331	# then atomically save
		2332	$self->_save;
		2333
		2334	# then free the map
		2335	$self->clear;
		2336	}
		2337
		2338	sub reset_at {
		2339	my ($self) = @_;
		2340
		2341	# TODO: safety, remove and allow resettable per-player maps
		2342	return 1e99 if $self->{deny_reset};
		2343
		2344	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2345	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2346
		2347	$time + $to
		2348	}
		2349
		2350	sub should_reset {
		2351	my ($self) = @_;
		2352
		2353	$self->reset_at <= $cf::RUNTIME
		2354	}
		2355
		2356	sub reset {
		2357	my ($self) = @_;
		2358
		2359	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2360
		2361	return if $self->players;
		2362
		2363	cf::trace "resetting map ", $self->path, "\n";
		2364
		2365	$self->in_memory (cf::MAP_SWAPPED);
		2366
		2367	# need to save uniques path
		2368	unless ($self->{deny_save}) {
		2369	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2370
		2371	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2372	if $uniq;
		2373	}
		2374
		2375	delete $cf::MAP{$self->path};
2106		2376
2107	$self->deactivate;	2377	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	2378	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2379	$self->clear;
2110	}
2111
2112	sub reset_at {
2113	my ($self) = @_;
2114
2115	# TODO: safety, remove and allow resettable per-player maps
2116	return 1e99 if $self->{deny_reset};
2117
2118	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2119	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2120
2121	$time + $to
2122	}
2123
2124	sub should_reset {
2125	my ($self) = @_;
2126
2127	$self->reset_at <= $cf::RUNTIME
2128	}
2129
2130	sub reset {
2131	my ($self) = @_;
2132
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134
2135	return if $self->players;
2136
2137	warn "resetting map ", $self->path;
2138
2139	$self->in_memory (cf::MAP_SWAPPED);
2140
2141	# need to save uniques path
2142	unless ($self->{deny_save}) {
2143	my $uniq = $self->uniq_path; utf8::encode $uniq;
2144
2145	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2146	if $uniq;
2147	}
2148
2149	delete $cf::MAP{$self->path};
2150
2151	$self->deactivate;
2152	$_->clear_links_to ($self) for values %cf::MAP;
2153	$self->clear;
2154		2380
2155	$self->unlink_save;	2381	$self->unlink_save;
2156	$self->destroy;	2382	$self->destroy;
2157	}	2383	}
2158		2384
…		…
2166		2392
2167	delete $cf::MAP{$self->path};	2393	delete $cf::MAP{$self->path};
2168		2394
2169	$self->unlink_save;	2395	$self->unlink_save;
2170		2396
2171	bless $self, "cf::map";	2397	bless $self, "cf::map::wrap";
2172	delete $self->{deny_reset};	2398	delete $self->{deny_reset};
2173	$self->{deny_save} = 1;	2399	$self->{deny_save} = 1;
2174	$self->reset_timeout (1);	2400	$self->reset_timeout (1);
2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2401	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2176		2402
…		…
2225		2451
2226	sub unique_maps() {	2452	sub unique_maps() {
2227	[	2453	[
2228	map {	2454	map {
2229	utf8::decode $_;	2455	utf8::decode $_;
2230	/\.map$/	2456	s/\.map$//; # TODO future compatibility hack
		2457	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2458	? ()
2231	? normalise $_	2459	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2460	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2461	]
2235	}	2462	}
2236		2463
2237	package cf;	2464	=item cf::map::static_maps
		2465
		2466	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2467	file in the shared directory excluding F</styles> and F</editor>). May
		2468	block.
		2469
		2470	=cut
		2471
		2472	sub static_maps() {
		2473	my @dirs = "";
		2474	my @maps;
		2475
		2476	while (@dirs) {
		2477	my $dir = shift @dirs;
		2478
		2479	next if $dir eq "/styles" || $dir eq "/editor";
		2480
		2481	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2482	or return;
		2483
		2484	for (@$files) {
		2485	s/\.map$// or next;
		2486	utf8::decode $_;
		2487	push @maps, "$dir/$_";
		2488	}
		2489
		2490	push @dirs, map "$dir/$_", @$dirs;
		2491	}
		2492
		2493	\@maps
		2494	}
2238		2495
2239	=back	2496	=back
2240		2497
2241	=head3 cf::object	2498	=head3 cf::object
2242		2499
…		…
2246		2503
2247	=over 4	2504	=over 4
2248		2505
2249	=item $ob->inv_recursive	2506	=item $ob->inv_recursive
2250		2507
2251	Returns the inventory of the object _and_ their inventories, recursively.	2508	Returns the inventory of the object I<and> their inventories, recursively,
		2509	but I<not> the object itself.
2252		2510
2253	=cut	2511	=cut
2254		2512
2255	sub inv_recursive_;	2513	sub inv_recursive_;
2256	sub inv_recursive_ {	2514	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2519	inv_recursive_ inv $_[0]
2262	}	2520	}
2263		2521
2264	=item $ref = $ob->ref	2522	=item $ref = $ob->ref
2265		2523
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2524	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2525
2268	=item $ob = cf::object::deref ($refstring)	2526	=item $ob = cf::object::deref ($refstring)
2269		2527
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2528	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2529	even if the object actually exists. May block.
…		…
2303	can be C<undef>. Does the right thing when the player is currently in a	2561	can be C<undef>. Does the right thing when the player is currently in a
2304	dialogue with the given NPC character.	2562	dialogue with the given NPC character.
2305		2563
2306	=cut	2564	=cut
2307		2565
		2566	our $SAY_CHANNEL = {
		2567	id => "say",
		2568	title => "Map",
		2569	reply => "say ",
		2570	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2571	};
		2572
		2573	our $CHAT_CHANNEL = {
		2574	id => "chat",
		2575	title => "Chat",
		2576	reply => "chat ",
		2577	tooltip => "Player chat and shouts, global to the server.",
		2578	};
		2579
2308	# rough implementation of a future "reply" method that works	2580	# rough implementation of a future "reply" method that works
2309	# with dialog boxes.	2581	# with dialog boxes.
2310	#TODO: the first argument must go, split into a $npc->reply_to ( method	2582	#TODO: the first argument must go, split into a $npc->reply_to ( method
2311	sub cf::object::player::reply($$$;$) {	2583	sub cf::object::player::reply($$$;$) {
2312	my ($self, $npc, $msg, $flags) = @_;	2584	my ($self, $npc, $msg, $flags) = @_;
…		…
2323	my $dialog = $pl->{npc_dialog};	2595	my $dialog = $pl->{npc_dialog};
2324	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2596	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2325		2597
2326	} else {	2598	} else {
2327	$msg = $npc->name . " says: $msg" if $npc;	2599	$msg = $npc->name . " says: $msg" if $npc;
2328	$self->message ($msg, $flags);	2600	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2329	}	2601	}
2330	}	2602	}
2331	}	2603	}
2332		2604
2333	=item $object->send_msg ($channel, $msg, $color, [extra...])	2605	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2358		2630
2359	=item $player_object->enter_link	2631	=item $player_object->enter_link
2360		2632
2361	Freezes the player and moves him/her to a special map (C<{link}>).	2633	Freezes the player and moves him/her to a special map (C<{link}>).
2362		2634
2363	The player should be reasonably safe there for short amounts of time. You	2635	The player should be reasonably safe there for short amounts of time (e.g.
2364	I<MUST> call C<leave_link> as soon as possible, though.	2636	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2637	though, as the player cannot control the character while it is on the link
		2638	map.
2365		2639
2366	Will never block.	2640	Will never block.
2367		2641
2368	=item $player_object->leave_link ($map, $x, $y)	2642	=item $player_object->leave_link ($map, $x, $y)
2369		2643
…		…
2389	sub cf::object::player::enter_link {	2663	sub cf::object::player::enter_link {
2390	my ($self) = @_;	2664	my ($self) = @_;
2391		2665
2392	$self->deactivate_recursive;	2666	$self->deactivate_recursive;
2393		2667
		2668	++$self->{_link_recursion};
		2669
2394	return if UNIVERSAL::isa $self->map, "ext::map_link";	2670	return if UNIVERSAL::isa $self->map, "ext::map_link";
2395		2671
2396	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2672	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2397	if $self->map && $self->map->{path} ne "{link}";	2673	if $self->map && $self->map->{path} ne "{link}";
2398		2674
2399	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2675	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2400	}	2676	}
2401		2677
2402	sub cf::object::player::leave_link {	2678	sub cf::object::player::leave_link {
2403	my ($self, $map, $x, $y) = @_;	2679	my ($self, $map, $x, $y) = @_;
2404		2680
…		…
2421	($x, $y) = (-1, -1)	2697	($x, $y) = (-1, -1)
2422	unless (defined $x) && (defined $y);	2698	unless (defined $x) && (defined $y);
2423		2699
2424	# use -1 or undef as default coordinates, not 0, 0	2700	# use -1 or undef as default coordinates, not 0, 0
2425	($x, $y) = ($map->enter_x, $map->enter_y)	2701	($x, $y) = ($map->enter_x, $map->enter_y)
2426	if $x <=0 && $y <= 0;	2702	if $x <= 0 && $y <= 0;
2427		2703
2428	$map->load;	2704	$map->load;
2429	$map->load_neighbours;	2705	$map->load_neighbours;
2430		2706
2431	return unless $self->contr->active;	2707	return unless $self->contr->active;
2432	$self->activate_recursive;
2433		2708
2434	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2709	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2435	$self->enter_map ($map, $x, $y);	2710	if ($self->enter_map ($map, $x, $y)) {
2436	}	2711	# entering was successful
		2712	delete $self->{_link_recursion};
		2713	# only activate afterwards, to support waiting in hooks
		2714	$self->activate_recursive;
		2715	}
2437		2716
		2717	}
		2718
2438	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2719	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2439		2720
2440	Moves the player to the given map-path and coordinates by first freezing	2721	Moves the player to the given map-path and coordinates by first freezing
2441	her, loading and preparing them map, calling the provided $check callback	2722	her, loading and preparing them map, calling the provided $check callback
2442	that has to return the map if sucecssful, and then unfreezes the player on	2723	that has to return the map if sucecssful, and then unfreezes the player on
2443	the new (success) or old (failed) map position. In either case, $done will	2724	the new (success) or old (failed) map position. In either case, $done will
2444	be called at the end of this process.	2725	be called at the end of this process.
2445		2726
		2727	Note that $check will be called with a potentially non-loaded map, so if
		2728	it needs a loaded map it has to call C<< ->load >>.
		2729
2446	=cut	2730	=cut
2447		2731
2448	our $GOTOGEN;	2732	our $GOTOGEN;
2449		2733
2450	sub cf::object::player::goto {	2734	sub cf::object::player::goto {
2451	my ($self, $path, $x, $y, $check, $done) = @_;	2735	my ($self, $path, $x, $y, $check, $done) = @_;
		2736
		2737	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2738	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2739	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2740	($path, $x, $y) = @$EMERGENCY_POSITION;
		2741	}
2452		2742
2453	# do generation counting so two concurrent goto's will be executed in-order	2743	# do generation counting so two concurrent goto's will be executed in-order
2454	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2744	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2455		2745
2456	$self->enter_link;	2746	$self->enter_link;
…		…
2480	my $map = eval {	2770	my $map = eval {
2481	my $map = defined $path ? cf::map::find $path : undef;	2771	my $map = defined $path ? cf::map::find $path : undef;
2482		2772
2483	if ($map) {	2773	if ($map) {
2484	$map = $map->customise_for ($self);	2774	$map = $map->customise_for ($self);
2485	$map = $check->($map) if $check && $map;	2775	$map = $check->($map, $x, $y, $self) if $check && $map;
2486	} else {	2776	} else {
2487	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2777	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2488	}	2778	}
2489		2779
2490	$map	2780	$map
…		…
2498	if ($gen == $self->{_goto_generation}) {	2788	if ($gen == $self->{_goto_generation}) {
2499	delete $self->{_goto_generation};	2789	delete $self->{_goto_generation};
2500	$self->leave_link ($map, $x, $y);	2790	$self->leave_link ($map, $x, $y);
2501	}	2791	}
2502		2792
2503	$done->() if $done;	2793	$done->($self) if $done;
2504	})->prio (1);	2794	})->prio (1);
2505	}	2795	}
2506		2796
2507	=item $player_object->enter_exit ($exit_object)	2797	=item $player_object->enter_exit ($exit_object)
2508		2798
…		…
2528	}	2818	}
2529		2819
2530	sub prepare_random_map {	2820	sub prepare_random_map {
2531	my ($exit) = @_;	2821	my ($exit) = @_;
2532		2822
2533	my $guard = cf::lock_acquire "exit_prepare:$exit";
2534
2535	# all this does is basically replace the /! path by	2823	# all this does is basically replace the /! path by
2536	# a new random map path (?random/...) with a seed	2824	# a new random map path (?random/...) with a seed
2537	# that depends on the exit object	2825	# that depends on the exit object
2538		2826
2539	my $rmp = parse_random_map_params $exit->msg;	2827	my $rmp = parse_random_map_params $exit->msg;
…		…
2541	if ($exit->map) {	2829	if ($exit->map) {
2542	$rmp->{region} = $exit->region->name;	2830	$rmp->{region} = $exit->region->name;
2543	$rmp->{origin_map} = $exit->map->path;	2831	$rmp->{origin_map} = $exit->map->path;
2544	$rmp->{origin_x} = $exit->x;	2832	$rmp->{origin_x} = $exit->x;
2545	$rmp->{origin_y} = $exit->y;	2833	$rmp->{origin_y} = $exit->y;
		2834
		2835	$exit->map->touch;
2546	}	2836	}
2547		2837
2548	$rmp->{random_seed} ||= $exit->random_seed;	2838	$rmp->{random_seed} ||= $exit->random_seed;
2549		2839
2550	my $data = cf::to_json $rmp;	2840	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2551	my $md5 = Digest::MD5::md5_hex $data;	2841	my $md5 = Digest::MD5::md5_hex $data;
2552	my $meta = "$RANDOMDIR/$md5.meta";	2842	my $meta = "$RANDOMDIR/$md5.meta";
2553		2843
2554	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2844	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2555	aio_write $fh, 0, (length $data), $data, 0;	2845	aio_write $fh, 0, (length $data), $data, 0;
2556	undef $fh;	2846	undef $fh;
2557	aio_rename "$meta~", $meta;	2847	aio_rename "$meta~", $meta;
2558		2848
		2849	my $slaying = "?random/$md5";
		2850
		2851	if ($exit->valid) {
2559	$exit->slaying ("?random/$md5");	2852	$exit->slaying ("?random/$md5");
2560	$exit->msg (undef);	2853	$exit->msg (undef);
		2854	}
2561	}	2855	}
2562	}	2856	}
2563		2857
2564	sub cf::object::player::enter_exit {	2858	sub cf::object::player::enter_exit {
2565	my ($self, $exit) = @_;	2859	my ($self, $exit) = @_;
2566		2860
2567	return unless $self->type == cf::PLAYER;	2861	return unless $self->type == cf::PLAYER;
2568		2862
2569	if ($exit->slaying eq "/!") {
2570	#TODO: this should de-fi-ni-te-ly not be a sync-job
2571	# the problem is that $exit might not survive long enough
2572	# so it needs to be done right now, right here
2573	cf::sync_job { prepare_random_map $exit };
2574	}
2575
2576	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2577	my $hp = $exit->stats->hp;
2578	my $sp = $exit->stats->sp;
2579
2580	$self->enter_link;	2863	$self->enter_link;
2581		2864
2582	# if exit is damned, update players death & WoR home-position
2583	$self->contr->savebed ($slaying, $hp, $sp)
2584	if $exit->flag (FLAG_DAMNED);
2585
2586	(async {	2865	(async {
2587	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2866	$Coro::current->{desc} = "enter_exit";
2588		2867
2589	$self->deactivate_recursive; # just to be sure
2590	unless (eval {	2868	unless (eval {
		2869	$self->deactivate_recursive; # just to be sure
		2870
		2871	# random map handling
		2872	{
		2873	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2874
		2875	prepare_random_map $exit
		2876	if $exit->slaying eq "/!";
		2877	}
		2878
		2879	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2880	my $x = $exit->stats->hp;
		2881	my $y = $exit->stats->sp;
		2882
2591	$self->goto ($slaying, $hp, $sp);	2883	$self->goto ($map, $x, $y);
2592		2884
		2885	# if exit is damned, update players death & WoR home-position
		2886	$self->contr->savebed ($map, $x, $y)
		2887	if $exit->flag (cf::FLAG_DAMNED);
		2888
2593	1;	2889	1
2594	}) {	2890	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2891	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2892	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2893	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2894	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2895
2600	warn "ERROR in enter_exit: $@";	2896	error "ERROR in enter_exit: $@";
2601	$self->leave_link;	2897	$self->leave_link;
2602	}	2898	}
2603	})->prio (1);	2899	})->prio (1);
2604	}	2900	}
2605		2901
…		…
2617	sub cf::client::send_drawinfo {	2913	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	2914	my ($self, $text, $flags) = @_;
2619		2915
2620	utf8::encode $text;	2916	utf8::encode $text;
2621	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2917	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2918	}
		2919
		2920	=item $client->send_big_packet ($pkt)
		2921
		2922	Like C<send_packet>, but tries to compress large packets, and fragments
		2923	them as required.
		2924
		2925	=cut
		2926
		2927	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2928
		2929	sub cf::client::send_big_packet {
		2930	my ($self, $pkt) = @_;
		2931
		2932	# try lzf for large packets
		2933	$pkt = "lzf " . Compress::LZF::compress $pkt
		2934	if 1024 <= length $pkt and $self->{can_lzf};
		2935
		2936	# split very large packets
		2937	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2938	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2939	$pkt = "frag";
		2940	}
		2941
		2942	$self->send_packet ($pkt);
2622	}	2943	}
2623		2944
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	2945	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		2946
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	2947	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2949	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2950	the message unless the client supports the msg packet.
2630		2951
2631	=cut	2952	=cut
2632		2953
		2954	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2955	our %CHANNEL = (
		2956	"c/motd" => {
		2957	id => "infobox",
		2958	title => "MOTD",
		2959	reply => undef,
		2960	tooltip => "The message of the day",
		2961	},
2634	"c/identify" => {	2962	"c/identify" => {
2635	id => "infobox",	2963	id => "infobox",
2636	title => "Identify",	2964	title => "Identify",
2637	reply => undef,	2965	reply => undef,
2638	tooltip => "Items recently identified",	2966	tooltip => "Items recently identified",
…		…
2641	id => "infobox",	2969	id => "infobox",
2642	title => "Examine",	2970	title => "Examine",
2643	reply => undef,	2971	reply => undef,
2644	tooltip => "Signs and other items you examined",	2972	tooltip => "Signs and other items you examined",
2645	},	2973	},
		2974	"c/shopinfo" => {
		2975	id => "infobox",
		2976	title => "Shop Info",
		2977	reply => undef,
		2978	tooltip => "What your bargaining skill tells you about the shop",
		2979	},
		2980	"c/book" => {
		2981	id => "infobox",
		2982	title => "Book",
		2983	reply => undef,
		2984	tooltip => "The contents of a note or book",
		2985	},
2646	"c/lookat" => {	2986	"c/lookat" => {
2647	id => "infobox",	2987	id => "infobox",
2648	title => "Look",	2988	title => "Look",
2649	reply => undef,	2989	reply => undef,
2650	tooltip => "What you saw there",	2990	tooltip => "What you saw there",
2651	},	2991	},
		2992	"c/who" => {
		2993	id => "infobox",
		2994	title => "Players",
		2995	reply => undef,
		2996	tooltip => "Shows players who are currently online",
		2997	},
		2998	"c/body" => {
		2999	id => "infobox",
		3000	title => "Body Parts",
		3001	reply => undef,
		3002	tooltip => "Shows which body parts you posess and are available",
		3003	},
		3004	"c/statistics" => {
		3005	id => "infobox",
		3006	title => "Statistics",
		3007	reply => undef,
		3008	tooltip => "Shows your primary statistics",
		3009	},
		3010	"c/skills" => {
		3011	id => "infobox",
		3012	title => "Skills",
		3013	reply => undef,
		3014	tooltip => "Shows your experience per skill and item power",
		3015	},
		3016	"c/shopitems" => {
		3017	id => "infobox",
		3018	title => "Shop Items",
		3019	reply => undef,
		3020	tooltip => "Shows the items currently for sale in this shop",
		3021	},
		3022	"c/resistances" => {
		3023	id => "infobox",
		3024	title => "Resistances",
		3025	reply => undef,
		3026	tooltip => "Shows your resistances",
		3027	},
		3028	"c/pets" => {
		3029	id => "infobox",
		3030	title => "Pets",
		3031	reply => undef,
		3032	tooltip => "Shows information abotu your pets/a specific pet",
		3033	},
		3034	"c/perceiveself" => {
		3035	id => "infobox",
		3036	title => "Perceive Self",
		3037	reply => undef,
		3038	tooltip => "You gained detailed knowledge about yourself",
		3039	},
		3040	"c/uptime" => {
		3041	id => "infobox",
		3042	title => "Uptime",
		3043	reply => undef,
		3044	tooltip => "How long the server has been running since last restart",
		3045	},
		3046	"c/mapinfo" => {
		3047	id => "infobox",
		3048	title => "Map Info",
		3049	reply => undef,
		3050	tooltip => "Information related to the maps",
		3051	},
		3052	"c/party" => {
		3053	id => "party",
		3054	title => "Party",
		3055	reply => "gsay ",
		3056	tooltip => "Messages and chat related to your party",
		3057	},
		3058	"c/death" => {
		3059	id => "death",
		3060	title => "Death",
		3061	reply => undef,
		3062	tooltip => "Reason for and more info about your most recent death",
		3063	},
		3064	"c/say" => $SAY_CHANNEL,
		3065	"c/chat" => $CHAT_CHANNEL,
2652	);	3066	);
2653		3067
2654	sub cf::client::send_msg {	3068	sub cf::client::send_msg {
2655	my ($self, $channel, $msg, $color, @extra) = @_;	3069	my ($self, $channel, $msg, $color, @extra) = @_;
2656		3070
2657	$msg = $self->pl->expand_cfpod ($msg);	3071	$msg = $self->pl->expand_cfpod ($msg)
		3072	unless $color & cf::NDI_VERBATIM;
2658		3073
2659	$color &= cf::NDI_CLIENT_MASK; # just in case...	3074	$color &= cf::NDI_CLIENT_MASK; # just in case...
2660		3075
2661	# check predefined channels, for the benefit of C	3076	# check predefined channels, for the benefit of C
2662	if ($CHANNEL{$channel}) {	3077	if ($CHANNEL{$channel}) {
2663	$channel = $CHANNEL{$channel};	3078	$channel = $CHANNEL{$channel};
2664		3079
2665	$self->ext_msg (channel_info => $channel)	3080	$self->ext_msg (channel_info => $channel);
2666	if $self->can_msg;
2667
2668	$channel = $channel->{id};	3081	$channel = $channel->{id};
2669		3082
2670	} elsif (ref $channel) {	3083	} elsif (ref $channel) {
2671	# send meta info to client, if not yet sent	3084	# send meta info to client, if not yet sent
2672	unless (exists $self->{channel}{$channel->{id}}) {	3085	unless (exists $self->{channel}{$channel->{id}}) {
2673	$self->{channel}{$channel->{id}} = $channel;	3086	$self->{channel}{$channel->{id}} = $channel;
2674	$self->ext_msg (channel_info => $channel)	3087	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676	}	3088	}
2677		3089
2678	$channel = $channel->{id};	3090	$channel = $channel->{id};
2679	}	3091	}
2680		3092
2681	return unless @extra || length $msg;	3093	return unless @extra || length $msg;
2682		3094
2683	if ($self->can_msg) {
2684	# default colour, mask it out	3095	# default colour, mask it out
2685	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3096	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2686	if $color & cf::NDI_DEF;	3097	if $color & cf::NDI_DEF;
2687		3098
2688	$self->send_packet ("msg " . $self->{json_coder}->encode (	3099	my $pkt = "msg "
		3100	. $self->{json_coder}->encode (
2689	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3101	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2690	} else {	3102	);
2691	if ($color >= 0) {
2692	# replace some tags by gcfclient-compatible ones
2693	for ($msg) {
2694	1 while
2695	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2696	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2697	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2698	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2699	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2700	}
2701		3103
2702	$color &= cf::NDI_COLOR_MASK;	3104	$self->send_big_packet ($pkt);
2703
2704	utf8::encode $msg;
2705
2706	if (0 && $msg =~ /\[/) {
2707	# COMMAND/INFO
2708	$self->send_packet ("drawextinfo $color 10 8 $msg")
2709	} else {
2710	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2711	$self->send_packet ("drawinfo $color $msg")
2712	}
2713	}
2714	}
2715	}	3105	}
2716		3106
2717	=item $client->ext_msg ($type, @msg)	3107	=item $client->ext_msg ($type, @msg)
2718		3108
2719	Sends an ext event to the client.	3109	Sends an ext event to the client.
…		…
2722		3112
2723	sub cf::client::ext_msg($$@) {	3113	sub cf::client::ext_msg($$@) {
2724	my ($self, $type, @msg) = @_;	3114	my ($self, $type, @msg) = @_;
2725		3115
2726	if ($self->extcmd == 2) {	3116	if ($self->extcmd == 2) {
2727	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3117	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2728	} elsif ($self->extcmd == 1) { # TODO: remove	3118	} elsif ($self->extcmd == 1) { # TODO: remove
2729	push @msg, msgtype => "event_$type";	3119	push @msg, msgtype => "event_$type";
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3120	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2731	}	3121	}
2732	}	3122	}
2733		3123
2734	=item $client->ext_reply ($msgid, @msg)	3124	=item $client->ext_reply ($msgid, @msg)
2735		3125
…		…
2739		3129
2740	sub cf::client::ext_reply($$@) {	3130	sub cf::client::ext_reply($$@) {
2741	my ($self, $id, @msg) = @_;	3131	my ($self, $id, @msg) = @_;
2742		3132
2743	if ($self->extcmd == 2) {	3133	if ($self->extcmd == 2) {
2744	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3134	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2745	} elsif ($self->extcmd == 1) {	3135	} elsif ($self->extcmd == 1) {
2746	#TODO: version 1, remove	3136	#TODO: version 1, remove
2747	unshift @msg, msgtype => "reply", msgid => $id;	3137	unshift @msg, msgtype => "reply", msgid => $id;
2748	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3138	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2749	}	3139	}
2750	}	3140	}
2751		3141
2752	=item $success = $client->query ($flags, "text", \&cb)	3142	=item $success = $client->query ($flags, "text", \&cb)
2753		3143
…		…
2824		3214
2825	$ns->ext_reply ($reply, @reply)	3215	$ns->ext_reply ($reply, @reply)
2826	if $reply;	3216	if $reply;
2827		3217
2828	} else {	3218	} else {
2829	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3219	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2830	}	3220	}
2831		3221
2832	cf::override;	3222	cf::override;
2833	},	3223	},
2834	);	3224	);
…		…
2854		3244
2855	$coro	3245	$coro
2856	}	3246	}
2857		3247
2858	cf::client->attach (	3248	cf::client->attach (
2859	on_destroy => sub {	3249	on_client_destroy => sub {
2860	my ($ns) = @_;	3250	my ($ns) = @_;
2861		3251
2862	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3252	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2863	},	3253	},
2864	);	3254	);
…		…
2880	our $safe_hole = new Safe::Hole;	3270	our $safe_hole = new Safe::Hole;
2881		3271
2882	$SIG{FPE} = 'IGNORE';	3272	$SIG{FPE} = 'IGNORE';
2883		3273
2884	$safe->permit_only (Opcode::opset qw(	3274	$safe->permit_only (Opcode::opset qw(
2885	:base_core :base_mem :base_orig :base_math	3275	:base_core :base_mem :base_orig :base_math :base_loop
2886	grepstart grepwhile mapstart mapwhile	3276	grepstart grepwhile mapstart mapwhile
2887	sort time	3277	sort time
2888	));	3278	));
2889		3279
2890	# here we export the classes and methods available to script code	3280	# here we export the classes and methods available to script code
…		…
2892	=pod	3282	=pod
2893		3283
2894	The following functions and methods are available within a safe environment:	3284	The following functions and methods are available within a safe environment:
2895		3285
2896	cf::object	3286	cf::object
2897	contr pay_amount pay_player map x y force_find force_add	3287	contr pay_amount pay_player map x y force_find force_add destroy
2898	insert remove name archname title slaying race decrease_ob_nr	3288	insert remove name archname title slaying race decrease split
		3289	value
2899		3290
2900	cf::object::player	3291	cf::object::player
2901	player	3292	player
2902		3293
2903	cf::player	3294	cf::player
…		…
2908		3299
2909	=cut	3300	=cut
2910		3301
2911	for (	3302	for (
2912	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3303	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2913	insert remove inv name archname title slaying race	3304	insert remove inv nrof name archname title slaying race
2914	decrease_ob_nr)],	3305	decrease split destroy change_exp value msg lore send_msg)],
2915	["cf::object::player" => qw(player)],	3306	["cf::object::player" => qw(player)],
2916	["cf::player" => qw(peaceful)],	3307	["cf::player" => qw(peaceful send_msg)],
2917	["cf::map" => qw(trigger)],	3308	["cf::map" => qw(trigger)],
2918	) {	3309	) {
2919	no strict 'refs';
2920	my ($pkg, @funs) = @$_;	3310	my ($pkg, @funs) = @$_;
2921	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3311	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2922	for @funs;	3312	for @funs;
2923	}	3313	}
2924		3314
…		…
2939		3329
2940	my $qcode = $code;	3330	my $qcode = $code;
2941	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3331	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2942	$qcode =~ s/\n/\\n/g;	3332	$qcode =~ s/\n/\\n/g;
2943		3333
		3334	%vars = (_dummy => 0) unless %vars;
		3335
		3336	my @res;
2944	local $_;	3337	local $_;
2945	local @safe::cf::_safe_eval_args = values %vars;
2946		3338
2947	my $eval =	3339	my $eval =
2948	"do {\n"	3340	"do {\n"
2949	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3341	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2950	. "#line 0 \"{$qcode}\"\n"	3342	. "#line 0 \"{$qcode}\"\n"
2951	. $code	3343	. $code
2952	. "\n}"	3344	. "\n}"
2953	;	3345	;
2954		3346
		3347	if ($CFG{safe_eval}) {
2955	sub_generation_inc;	3348	sub_generation_inc;
		3349	local @safe::cf::_safe_eval_args = values %vars;
2956	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3350	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2957	sub_generation_inc;	3351	sub_generation_inc;
		3352	} else {
		3353	local @cf::_safe_eval_args = values %vars;
		3354	@res = wantarray ? eval eval : scalar eval $eval;
		3355	}
2958		3356
2959	if ($@) {	3357	if ($@) {
2960	warn "$@";	3358	warn "$@",
2961	warn "while executing safe code '$code'\n";	3359	"while executing safe code '$code'\n",
2962	warn "with arguments " . (join " ", %vars) . "\n";	3360	"with arguments " . (join " ", %vars) . "\n";
2963	}	3361	}
2964		3362
2965	wantarray ? @res : $res[0]	3363	wantarray ? @res : $res[0]
2966	}	3364	}
2967		3365
…		…
2981	=cut	3379	=cut
2982		3380
2983	sub register_script_function {	3381	sub register_script_function {
2984	my ($fun, $cb) = @_;	3382	my ($fun, $cb) = @_;
2985		3383
2986	no strict 'refs';	3384	$fun = "safe::$fun" if $CFG{safe_eval};
2987	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3385	*$fun = $safe_hole->wrap ($cb);
2988	}	3386	}
2989		3387
2990	=back	3388	=back
2991		3389
2992	=cut	3390	=cut
…		…
3001	# for this (global event?)	3399	# for this (global event?)
3002	%ext::player_env::MUSIC_FACE_CACHE = ();	3400	%ext::player_env::MUSIC_FACE_CACHE = ();
3003		3401
3004	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3402	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3005		3403
3006	warn "loading facedata from $path\n";	3404	trace "loading facedata from $path\n";
3007		3405
3008	my $facedata;
3009	0 < aio_load $path, $facedata	3406	0 < aio_load $path, my $facedata
3010	or die "$path: $!";	3407	or die "$path: $!";
3011		3408
3012	$facedata = Coro::Storable::thaw $facedata;	3409	$facedata = Coro::Storable::thaw $facedata;
3013		3410
3014	$facedata->{version} == 2	3411	$facedata->{version} == 2
3015	or cf::cleanup "$path: version mismatch, cannot proceed.";	3412	or cf::cleanup "$path: version mismatch, cannot proceed.";
3016		3413
3017	# patch in the exptable	3414	# patch in the exptable
		3415	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3018	$facedata->{resource}{"res/exp_table"} = {	3416	$facedata->{resource}{"res/exp_table"} = {
3019	type => FT_RSRC,	3417	type => FT_RSRC,
3020	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3418	data => $exp_table,
		3419	hash => (Digest::MD5::md5 $exp_table),
3021	};	3420	};
3022	cf::cede_to_tick;	3421	cf::cede_to_tick;
3023		3422
3024	{	3423	{
3025	my $faces = $facedata->{faceinfo};	3424	my $faces = $facedata->{faceinfo};
3026		3425
3027	while (my ($face, $info) = each %$faces) {	3426	while (my ($face, $info) = each %$faces) {
3028	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3427	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3428
3029	cf::face::set_visibility $idx, $info->{visibility};	3429	cf::face::set_visibility $idx, $info->{visibility};
3030	cf::face::set_magicmap $idx, $info->{magicmap};	3430	cf::face::set_magicmap $idx, $info->{magicmap};
3031	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3431	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3032	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3432	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3433	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3033		3434
3034	cf::cede_to_tick;	3435	cf::cede_to_tick;
3035	}	3436	}
3036		3437
3037	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3038	next unless $info->{smooth};	3439	next unless $info->{smooth};
		3440
3039	my $idx = cf::face::find $face	3441	my $idx = cf::face::find $face
3040	or next;	3442	or next;
		3443
3041	if (my $smooth = cf::face::find $info->{smooth}) {	3444	if (my $smooth = cf::face::find $info->{smooth}) {
3042	cf::face::set_smooth $idx, $smooth;	3445	cf::face::set_smooth $idx, $smooth;
3043	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3446	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3044	} else {	3447	} else {
3045	warn "smooth face '$info->{smooth}' not found for face '$face'";	3448	error "smooth face '$info->{smooth}' not found for face '$face'";
3046	}	3449	}
3047		3450
3048	cf::cede_to_tick;	3451	cf::cede_to_tick;
3049	}	3452	}
3050	}	3453	}
…		…
3059		3462
3060	cf::anim::invalidate_all; # d'oh	3463	cf::anim::invalidate_all; # d'oh
3061	}	3464	}
3062		3465
3063	{	3466	{
3064	# TODO: for gcfclient pleasure, we should give resources
3065	# that gcfclient doesn't grok a >10000 face index.
3066	my $res = $facedata->{resource};	3467	my $res = $facedata->{resource};
3067		3468
3068	my $soundconf = delete $res->{"res/sound.conf"};
3069
3070	while (my ($name, $info) = each %$res) {	3469	while (my ($name, $info) = each %$res) {
		3470	if (defined $info->{type}) {
3071	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3471	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3072	my $data;
3073		3472
3074	if ($info->{type} & 1) {	3473	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3075	# prepend meta info	3474	cf::face::set_type $idx, $info->{type};
3076
3077	my $meta = $enc->encode ({
3078	name => $name,
3079	%{ $info->{meta} || {} },
3080	});
3081
3082	$data = pack "(w/a*)*", $meta, $info->{data};
3083	} else {	3475	} else {
3084	$data = $info->{data};	3476	$RESOURCE{$name} = $info; # unused
3085	}	3477	}
3086		3478
3087	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3088	cf::face::set_type $idx, $info->{type};
3089
3090	cf::cede_to_tick;	3479	cf::cede_to_tick;
3091	}	3480	}
3092
3093	if ($soundconf) {
3094	$soundconf = $enc->decode (delete $soundconf->{data});
3095
3096	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3097	my $sound = $soundconf->{compat}[$_]
3098	or next;
3099
3100	my $face = cf::face::find "sound/$sound->[1]";
3101	cf::sound::set $sound->[0] => $face;
3102	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3103	}
3104
3105	while (my ($k, $v) = each %{$soundconf->{event}}) {
3106	my $face = cf::face::find "sound/$v";
3107	cf::sound::set $k => $face;
3108	}
3109	}
3110	}	3481	}
		3482
		3483	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3111		3484
3112	1	3485	1
3113	}	3486	}
3114		3487
3115	register_exticmd fx_want => sub {	3488	register_exticmd fx_want => sub {
…		…
3117		3490
3118	while (my ($k, $v) = each %$want) {	3491	while (my ($k, $v) = each %$want) {
3119	$ns->fx_want ($k, $v);	3492	$ns->fx_want ($k, $v);
3120	}	3493	}
3121	};	3494	};
		3495
		3496	sub load_resource_file($) {
		3497	my $guard = lock_acquire "load_resource_file";
		3498
		3499	my $status = load_resource_file_ $_[0];
		3500	get_slot 0.1, 100;
		3501	cf::arch::commit_load;
		3502
		3503	$status
		3504	}
3122		3505
3123	sub reload_regions {	3506	sub reload_regions {
3124	# HACK to clear player env face cache, we need some signal framework	3507	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)	3508	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3509	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3140	}	3523	}
3141		3524
3142	sub reload_archetypes {	3525	sub reload_archetypes {
3143	load_resource_file "$DATADIR/archetypes"	3526	load_resource_file "$DATADIR/archetypes"
3144	or die "unable to load archetypes\n";	3527	or die "unable to load archetypes\n";
3145	#d# NEED to laod twice to resolve forward references
3146	# this really needs to be done in an extra post-pass
3147	# (which needs to be synchronous, so solve it differently)
3148	load_resource_file "$DATADIR/archetypes"
3149	or die "unable to load archetypes\n";
3150	}	3528	}
3151		3529
3152	sub reload_treasures {	3530	sub reload_treasures {
3153	load_resource_file "$DATADIR/treasures"	3531	load_resource_file "$DATADIR/treasures"
3154	or die "unable to load treasurelists\n";	3532	or die "unable to load treasurelists\n";
3155	}	3533	}
3156		3534
		3535	sub reload_sound {
		3536	trace "loading sound config from $DATADIR/sound\n";
		3537
		3538	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3539	or die "$DATADIR/sound $!";
		3540
		3541	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3542
		3543	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3544	my $sound = $soundconf->{compat}[$_]
		3545	or next;
		3546
		3547	my $face = cf::face::find "sound/$sound->[1]";
		3548	cf::sound::set $sound->[0] => $face;
		3549	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3550	}
		3551
		3552	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3553	my $face = cf::face::find "sound/$v";
		3554	cf::sound::set $k => $face;
		3555	}
		3556	}
		3557
3157	sub reload_resources {	3558	sub reload_resources {
3158	warn "reloading resource files...\n";	3559	trace "reloading resource files...\n";
3159		3560
		3561	reload_exp_table;
		3562	reload_materials;
		3563	reload_facedata;
		3564	reload_sound;
		3565	reload_archetypes;
3160	reload_regions;	3566	reload_regions;
3161	reload_facedata;
3162	#reload_archetypes;#d#
3163	reload_archetypes;
3164	reload_treasures;	3567	reload_treasures;
3165		3568
3166	warn "finished reloading resource files\n";	3569	trace "finished reloading resource files\n";
3167	}
3168
3169	sub init {
3170	reload_resources;
3171	}	3570	}
3172		3571
3173	sub reload_config {	3572	sub reload_config {
3174	open my $fh, "<:utf8", "$CONFDIR/config"	3573	trace "reloading config file...\n";
3175	or return;
3176		3574
3177	local $/;	3575	0 < aio_load "$CONFDIR/config", my $config
3178	*CFG = YAML::Syck::Load <$fh>;	3576	or die "$CONFDIR/config: $!";
3179		3577
		3578	utf8::decode $config;
		3579	*CFG = yaml_load $config;
		3580
3180	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3581	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3181		3582
3182	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3583	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3183	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3584	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3184		3585
3185	if (exists $CFG{mlockall}) {	3586	if (exists $CFG{mlockall}) {
…		…
3189	};	3590	};
3190	warn $@ if $@;	3591	warn $@ if $@;
3191	}	3592	}
3192	}	3593	}
3193		3594
		3595	sub pidfile() {
		3596	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3597	or die "$PIDFILE: $!";
		3598	flock $fh, &Fcntl::LOCK_EX
		3599	or die "$PIDFILE: flock: $!";
		3600	$fh
		3601	}
		3602
		3603	# make sure only one server instance is running at any one time
		3604	sub atomic {
		3605	my $fh = pidfile;
		3606
		3607	my $pid = <$fh>;
		3608	kill 9, $pid if $pid > 0;
		3609
		3610	seek $fh, 0, 0;
		3611	print $fh $$;
		3612	}
		3613
		3614	sub main_loop {
		3615	trace "EV::loop starting\n";
		3616	if (1) {
		3617	EV::loop;
		3618	}
		3619	trace "EV::loop returned\n";
		3620	goto &main_loop unless $REALLY_UNLOOP;
		3621	}
		3622
3194	sub main {	3623	sub main {
		3624	cf::init_globals; # initialise logging
		3625
		3626	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3627	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3628	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3629	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3630
		3631	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3632
3195	# we must not ever block the main coroutine	3633	# we must not ever block the main coroutine
3196	local $Coro::idle = sub {	3634	local $Coro::idle = sub {
3197	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3635	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3198	(async {	3636	(async {
3199	$Coro::current->{desc} = "IDLE BUG HANDLER";	3637	$Coro::current->{desc} = "IDLE BUG HANDLER";
3200	Event::one_event;	3638	EV::loop EV::LOOP_ONESHOT;
3201	})->prio (Coro::PRIO_MAX);	3639	})->prio (Coro::PRIO_MAX);
3202	};	3640	};
3203		3641
		3642	evthread_start IO::AIO::poll_fileno;
		3643
		3644	cf::sync_job {
		3645	cf::incloader::init ();
		3646
		3647	cf::init_anim;
		3648	cf::init_attackmess;
		3649	cf::init_dynamic;
		3650
		3651	cf::load_settings;
		3652
		3653	reload_resources;
3204	reload_config;	3654	reload_config;
3205	db_init;	3655	db_init;
		3656
		3657	cf::init_uuid;
		3658	cf::init_signals;
		3659	cf::init_skills;
		3660
		3661	cf::init_beforeplay;
		3662
		3663	atomic;
		3664
3206	load_extensions;	3665	load_extensions;
3207		3666
3208	$TICK_WATCHER->start;	3667	utime time, time, $RUNTIMEFILE;
3209	Event::loop;	3668
		3669	# no (long-running) fork's whatsoever before this point(!)
		3670	use POSIX ();
		3671	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3672
		3673	cf::_post_init 0;
		3674	};
		3675
		3676	cf::object::thawer::errors_are_fatal 0;
		3677	info "parse errors in files are no longer fatal from this point on.\n";
		3678
		3679	my $free_main; $free_main = EV::idle sub {
		3680	undef $free_main;
		3681	undef &main; # free gobs of memory :)
		3682	};
		3683
		3684	goto &main_loop;
3210	}	3685	}
3211		3686
3212	#############################################################################	3687	#############################################################################
3213	# initialisation and cleanup	3688	# initialisation and cleanup
3214		3689
3215	# install some emergency cleanup handlers	3690	# install some emergency cleanup handlers
3216	BEGIN {	3691	BEGIN {
		3692	our %SIGWATCHER = ();
3217	for my $signal (qw(INT HUP TERM)) {	3693	for my $signal (qw(INT HUP TERM)) {
3218	Event->signal (	3694	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3219	reentrant => 0,
3220	data => WF_AUTOCANCEL,
3221	signal => $signal,
3222	prio => 0,
3223	cb => sub {
3224	cf::cleanup "SIG$signal";	3695	cf::cleanup "SIG$signal";
3225	},
3226	);	3696	};
3227	}	3697	}
3228	}	3698	}
3229		3699
3230	sub write_runtime {	3700	sub write_runtime_sync {
3231	my $runtime = "$LOCALDIR/runtime";	3701	my $t0 = AE::time;
3232		3702
3233	# first touch the runtime file to show we are still running:	3703	# first touch the runtime file to show we are still running:
3234	# the fsync below can take a very very long time.	3704	# the fsync below can take a very very long time.
3235		3705
3236	IO::AIO::aio_utime $runtime, undef, undef;	3706	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3237		3707
3238	my $guard = cf::lock_acquire "write_runtime";	3708	my $guard = cf::lock_acquire "write_runtime";
3239		3709
3240	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3710	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3241	or return;	3711	or return;
3242		3712
3243	my $value = $cf::RUNTIME + 90 + 10;	3713	my $value = $cf::RUNTIME + 90 + 10;
3244	# 10 is the runtime save interval, for a monotonic clock	3714	# 10 is the runtime save interval, for a monotonic clock
3245	# 60 allows for the watchdog to kill the server.	3715	# 60 allows for the watchdog to kill the server.
…		…
3255	aio_utime $fh, undef, undef;	3725	aio_utime $fh, undef, undef;
3256		3726
3257	close $fh	3727	close $fh
3258	or return;	3728	or return;
3259		3729
3260	aio_rename "$runtime~", $runtime	3730	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3261	and return;	3731	and return;
3262		3732
3263	warn "runtime file written.\n";	3733	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3264		3734
3265	1	3735	1
		3736	}
		3737
		3738	our $uuid_lock;
		3739	our $uuid_skip;
		3740
		3741	sub write_uuid_sync($) {
		3742	$uuid_skip ||= $_[0];
		3743
		3744	return if $uuid_lock;
		3745	local $uuid_lock = 1;
		3746
		3747	my $uuid = "$LOCALDIR/uuid";
		3748
		3749	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3750	or return;
		3751
		3752	my $value = uuid_seq uuid_cur;
		3753
		3754	unless ($value) {
		3755	info "cowardly refusing to write zero uuid value!\n";
		3756	return;
		3757	}
		3758
		3759	my $value = uuid_str $value + $uuid_skip;
		3760	$uuid_skip = 0;
		3761
		3762	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3763	and return;
		3764
		3765	# always fsync - this file is important
		3766	aio_fsync $fh
		3767	and return;
		3768
		3769	close $fh
		3770	or return;
		3771
		3772	aio_rename "$uuid~", $uuid
		3773	and return;
		3774
		3775	trace "uuid file written ($value).\n";
		3776
		3777	1
		3778
		3779	}
		3780
		3781	sub write_uuid($$) {
		3782	my ($skip, $sync) = @_;
		3783
		3784	$sync ? write_uuid_sync $skip
		3785	: async { write_uuid_sync $skip };
3266	}	3786	}
3267		3787
3268	sub emergency_save() {	3788	sub emergency_save() {
3269	my $freeze_guard = cf::freeze_mainloop;	3789	my $freeze_guard = cf::freeze_mainloop;
3270		3790
3271	warn "enter emergency perl save\n";	3791	info "emergency_perl_save: enter\n";
		3792
		3793	# this is a trade-off: we want to be very quick here, so
		3794	# save all maps without fsync, and later call a global sync
		3795	# (which in turn might be very very slow)
		3796	local $USE_FSYNC = 0;
3272		3797
3273	cf::sync_job {	3798	cf::sync_job {
		3799	cf::write_runtime_sync; # external watchdog should not bark
		3800
3274	# use a peculiar iteration method to avoid tripping on perl	3801	# use a peculiar iteration method to avoid tripping on perl
3275	# refcount bugs in for. also avoids problems with players	3802	# refcount bugs in for. also avoids problems with players
3276	# and maps saved/destroyed asynchronously.	3803	# and maps saved/destroyed asynchronously.
3277	warn "begin emergency player save\n";	3804	info "emergency_perl_save: begin player save\n";
3278	for my $login (keys %cf::PLAYER) {	3805	for my $login (keys %cf::PLAYER) {
3279	my $pl = $cf::PLAYER{$login} or next;	3806	my $pl = $cf::PLAYER{$login} or next;
3280	$pl->valid or next;	3807	$pl->valid or next;
		3808	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3281	$pl->save;	3809	$pl->save;
3282	}	3810	}
3283	warn "end emergency player save\n";	3811	info "emergency_perl_save: end player save\n";
3284		3812
3285	warn "begin emergency map save\n";	3813	cf::write_runtime_sync; # external watchdog should not bark
		3814
		3815	info "emergency_perl_save: begin map save\n";
3286	for my $path (keys %cf::MAP) {	3816	for my $path (keys %cf::MAP) {
3287	my $map = $cf::MAP{$path} or next;	3817	my $map = $cf::MAP{$path} or next;
3288	$map->valid or next;	3818	$map->valid or next;
3289	$map->save;	3819	$map->save;
3290	}	3820	}
3291	warn "end emergency map save\n";	3821	info "emergency_perl_save: end map save\n";
3292		3822
3293	warn "begin emergency database checkpoint\n";	3823	cf::write_runtime_sync; # external watchdog should not bark
		3824
		3825	info "emergency_perl_save: begin database checkpoint\n";
3294	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3295	warn "end emergency database checkpoint\n";	3827	info "emergency_perl_save: end database checkpoint\n";
		3828
		3829	info "emergency_perl_save: begin write uuid\n";
		3830	write_uuid_sync 1;
		3831	info "emergency_perl_save: end write uuid\n";
		3832
		3833	cf::write_runtime_sync; # external watchdog should not bark
		3834
		3835	trace "emergency_perl_save: syncing database to disk";
		3836	BDB::db_env_txn_checkpoint $DB_ENV;
		3837
		3838	info "emergency_perl_save: starting sync\n";
		3839	IO::AIO::aio_sync sub {
		3840	info "emergency_perl_save: finished sync\n";
		3841	};
		3842
		3843	cf::write_runtime_sync; # external watchdog should not bark
		3844
		3845	trace "emergency_perl_save: flushing outstanding aio requests";
		3846	while (IO::AIO::nreqs || BDB::nreqs) {
		3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3848	}
		3849
		3850	cf::write_runtime_sync; # external watchdog should not bark
3296	};	3851	};
3297		3852
3298	warn "leave emergency perl save\n";	3853	info "emergency_perl_save: leave\n";
3299	}	3854	}
3300		3855
3301	sub post_cleanup {	3856	sub post_cleanup {
3302	my ($make_core) = @_;	3857	my ($make_core) = @_;
3303		3858
		3859	IO::AIO::flush;
		3860
3304	warn Carp::longmess "post_cleanup backtrace"	3861	error Carp::longmess "post_cleanup backtrace"
3305	if $make_core;	3862	if $make_core;
		3863
		3864	my $fh = pidfile;
		3865	unlink $PIDFILE if <$fh> == $$;
		3866	}
		3867
		3868	# a safer delete_package, copied from Symbol
		3869	sub clear_package($) {
		3870	my $pkg = shift;
		3871
		3872	# expand to full symbol table name if needed
		3873	unless ($pkg =~ /^main::.*::$/) {
		3874	$pkg = "main$pkg" if $pkg =~ /^::/;
		3875	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3876	$pkg .= '::' unless $pkg =~ /::$/;
		3877	}
		3878
		3879	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3880	my $stem_symtab = *{$stem}{HASH};
		3881
		3882	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3883	or return;
		3884
		3885	# clear all symbols
		3886	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3887	for my $name (keys %$leaf_symtab) {
		3888	_gv_clear *{"$pkg$name"};
		3889	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3890	}
3306	}	3891	}
3307		3892
3308	sub do_reload_perl() {	3893	sub do_reload_perl() {
3309	# can/must only be called in main	3894	# can/must only be called in main
3310	if ($Coro::current != $Coro::main) {	3895	unless (in_main) {
3311	warn "can only reload from main coroutine";	3896	error "can only reload from main coroutine";
3312	return;	3897	return;
3313	}	3898	}
3314		3899
3315	warn "reloading...";	3900	return if $RELOAD++;
3316		3901
3317	warn "entering sync_job";	3902	my $t1 = AE::time;
3318		3903
		3904	while ($RELOAD) {
		3905	cf::get_slot 0.1, -1, "reload_perl";
		3906	info "perl_reload: reloading...";
		3907
		3908	trace "perl_reload: entering sync_job";
		3909
3319	cf::sync_job {	3910	cf::sync_job {
3320	cf::write_runtime; # external watchdog should not bark
3321	cf::emergency_save;	3911	#cf::emergency_save;
3322	cf::write_runtime; # external watchdog should not bark
3323		3912
3324	warn "syncing database to disk";
3325	BDB::db_env_txn_checkpoint $DB_ENV;
3326
3327	# if anything goes wrong in here, we should simply crash as we already saved
3328
3329	warn "cancelling all WF_AUTOCANCEL watchers";
3330	for (Event::all_watchers) {
3331	$_->cancel if $_->data & WF_AUTOCANCEL;
3332	}
3333
3334	warn "flushing outstanding aio requests";
3335	for (;;) {
3336	BDB::flush;
3337	IO::AIO::flush;
3338	Coro::cede;
3339	last unless IO::AIO::nreqs || BDB::nreqs;
3340	warn "iterate...";
3341	}
3342
3343	++$RELOAD;
3344
3345	warn "cancelling all extension coros";	3913	trace "perl_reload: cancelling all extension coros";
3346	$_->cancel for values %EXT_CORO;	3914	$_->cancel for values %EXT_CORO;
3347	%EXT_CORO = ();	3915	%EXT_CORO = ();
3348		3916
3349	warn "removing commands";	3917	trace "perl_reload: removing commands";
3350	%COMMAND = ();	3918	%COMMAND = ();
3351		3919
3352	warn "removing ext/exti commands";	3920	trace "perl_reload: removing ext/exti commands";
3353	%EXTCMD = ();	3921	%EXTCMD = ();
3354	%EXTICMD = ();	3922	%EXTICMD = ();
3355		3923
3356	warn "unloading/nuking all extensions";	3924	trace "perl_reload: unloading/nuking all extensions";
3357	for my $pkg (@EXTS) {	3925	for my $pkg (@EXTS) {
3358	warn "... unloading $pkg";	3926	trace "... unloading $pkg";
3359		3927
3360	if (my $cb = $pkg->can ("unload")) {	3928	if (my $cb = $pkg->can ("unload")) {
3361	eval {	3929	eval {
3362	$cb->($pkg);	3930	$cb->($pkg);
3363	1	3931	1
3364	} or warn "$pkg unloaded, but with errors: $@";	3932	} or error "$pkg unloaded, but with errors: $@";
		3933	}
		3934
		3935	trace "... clearing $pkg";
		3936	clear_package $pkg;
3365	}	3937	}
3366		3938
3367	warn "... nuking $pkg";
3368	Symbol::delete_package $pkg;
3369	}
3370
3371	warn "unloading all perl modules loaded from $LIBDIR";	3939	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3372	while (my ($k, $v) = each %INC) {	3940	while (my ($k, $v) = each %INC) {
3373	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3941	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3374		3942
3375	warn "... unloading $k";	3943	trace "... unloading $k";
3376	delete $INC{$k};	3944	delete $INC{$k};
3377		3945
3378	$k =~ s/\.pm$//;	3946	$k =~ s/\.pm$//;
3379	$k =~ s/\//::/g;	3947	$k =~ s/\//::/g;
3380		3948
3381	if (my $cb = $k->can ("unload_module")) {	3949	if (my $cb = $k->can ("unload_module")) {
3382	$cb->();	3950	$cb->();
		3951	}
		3952
		3953	clear_package $k;
3383	}	3954	}
3384		3955
3385	Symbol::delete_package $k;
3386	}
3387
3388	warn "getting rid of safe::, as good as possible";	3956	trace "perl_reload: getting rid of safe::, as good as possible";
3389	Symbol::delete_package "safe::$_"	3957	clear_package "safe::$_"
3390	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3958	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3391		3959
3392	warn "unloading cf.pm \"a bit\"";	3960	trace "perl_reload: unloading cf.pm \"a bit\"";
3393	delete $INC{"cf.pm"};	3961	delete $INC{"cf.pm"};
3394	delete $INC{"cf/pod.pm"};	3962	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3395		3963
3396	# don't, removes xs symbols, too,	3964	# don't, removes xs symbols, too,
3397	# and global variables created in xs	3965	# and global variables created in xs
3398	#Symbol::delete_package __PACKAGE__;	3966	#clear_package __PACKAGE__;
3399		3967
3400	warn "unload completed, starting to reload now";	3968	info "perl_reload: unload completed, starting to reload now";
3401		3969
3402	warn "reloading cf.pm";	3970	trace "perl_reload: reloading cf.pm";
3403	require cf;	3971	require cf;
3404	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3972	cf::_connect_to_perl_1;
3405		3973
3406	warn "loading config and database again";	3974	trace "perl_reload: loading config and database again";
3407	cf::reload_config;	3975	cf::reload_config;
3408		3976
3409	warn "loading extensions";	3977	trace "perl_reload: loading extensions";
3410	cf::load_extensions;	3978	cf::load_extensions;
3411		3979
		3980	if ($REATTACH_ON_RELOAD) {
3412	warn "reattaching attachments to objects/players";	3981	trace "perl_reload: reattaching attachments to objects/players";
3413	_global_reattach; # objects, sockets	3982	_global_reattach; # objects, sockets
3414	warn "reattaching attachments to maps";	3983	trace "perl_reload: reattaching attachments to maps";
3415	reattach $_ for values %MAP;	3984	reattach $_ for values %MAP;
3416	warn "reattaching attachments to players";	3985	trace "perl_reload: reattaching attachments to players";
3417	reattach $_ for values %PLAYER;	3986	reattach $_ for values %PLAYER;
		3987	}
3418		3988
3419	warn "leaving sync_job";	3989	cf::_post_init 1;
3420		3990
		3991	trace "perl_reload: leaving sync_job";
		3992
3421	1	3993	1
3422	} or do {	3994	} or do {
3423	warn $@;	3995	error $@;
3424	warn "error while reloading, exiting.";	3996	cf::cleanup "perl_reload: error, exiting.";
3425	exit 1;	3997	};
		3998
		3999	--$RELOAD;
3426	};	4000	}
3427		4001
3428	warn "reloaded";	4002	$t1 = AE::time - $t1;
		4003	info "perl_reload: completed in ${t1}s\n";
3429	};	4004	};
3430		4005
3431	our $RELOAD_WATCHER; # used only during reload	4006	our $RELOAD_WATCHER; # used only during reload
3432		4007
3433	sub reload_perl() {	4008	sub reload_perl() {
3434	# doing reload synchronously and two reloads happen back-to-back,	4009	# doing reload synchronously and two reloads happen back-to-back,
3435	# coro crashes during coro_state_free->destroy here.	4010	# coro crashes during coro_state_free->destroy here.
3436		4011
3437	$RELOAD_WATCHER ||= Event->timer (	4012	$RELOAD_WATCHER ||= cf::async {
3438	reentrant => 0,	4013	Coro::AIO::aio_wait cache_extensions;
3439	after => 0,	4014
3440	data => WF_AUTOCANCEL,	4015	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3441	cb => sub {
3442	do_reload_perl;	4016	do_reload_perl;
3443	undef $RELOAD_WATCHER;	4017	undef $RELOAD_WATCHER;
3444	},	4018	};
3445	);	4019	};
3446	}	4020	}
3447		4021
3448	register_command "reload" => sub {	4022	register_command "reload" => sub {
3449	my ($who, $arg) = @_;	4023	my ($who, $arg) = @_;
3450		4024
…		…
3455	reload_perl;	4029	reload_perl;
3456	};	4030	};
3457	}	4031	}
3458	};	4032	};
3459		4033
3460	unshift @INC, $LIBDIR;	4034	#############################################################################
3461		4035
3462	my $bug_warning = 0;	4036	my $bug_warning = 0;
3463		4037
3464	our @WAIT_FOR_TICK;	4038	our @WAIT_FOR_TICK;
3465	our @WAIT_FOR_TICK_BEGIN;	4039	our @WAIT_FOR_TICK_BEGIN;
3466		4040
3467	sub wait_for_tick {	4041	sub wait_for_tick() {
3468	return unless $TICK_WATCHER->is_active;
3469	return if $Coro::current == $Coro::main;	4042	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3470		4043
3471	my $signal = new Coro::Signal;	4044	my $signal = new Coro::Signal;
3472	push @WAIT_FOR_TICK, $signal;	4045	push @WAIT_FOR_TICK, $signal;
3473	$signal->wait;	4046	$signal->wait;
3474	}	4047	}
3475		4048
3476	sub wait_for_tick_begin {	4049	sub wait_for_tick_begin() {
3477	return unless $TICK_WATCHER->is_active;
3478	return if $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3479		4051
3480	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3481	push @WAIT_FOR_TICK_BEGIN, $signal;	4053	push @WAIT_FOR_TICK_BEGIN, $signal;
3482	$signal->wait;	4054	$signal->wait;
3483	}	4055	}
3484		4056
3485	$TICK_WATCHER = Event->timer (	4057	sub tick {
3486	reentrant => 0,
3487	parked => 1,
3488	prio => 0,
3489	at => $NEXT_TICK || $TICK,
3490	data => WF_AUTOCANCEL,
3491	cb => sub {
3492	if ($Coro::current != $Coro::main) {	4058	if ($Coro::current != $Coro::main) {
3493	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4059	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3494	unless ++$bug_warning > 10;	4060	unless ++$bug_warning > 10;
3495	return;	4061	return;
3496	}	4062	}
3497		4063
3498	$NOW = $tick_start = Event::time;
3499
3500	cf::server_tick; # one server iteration	4064	cf::server_tick; # one server iteration
3501		4065
3502	$RUNTIME += $TICK;	4066	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3503	$NEXT_TICK += $TICK;
3504		4067
3505	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4068	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3506	$NEXT_RUNTIME_WRITE = $NOW + 10;	4069	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3507	Coro::async_pool {	4070	Coro::async_pool {
3508	$Coro::current->{desc} = "runtime saver";	4071	$Coro::current->{desc} = "runtime saver";
3509	write_runtime	4072	write_runtime_sync
3510	or warn "ERROR: unable to write runtime file: $!";	4073	or error "ERROR: unable to write runtime file: $!";
3511	};
3512	}	4074	};
		4075	}
3513		4076
3514	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4077	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3515	$sig->send;	4078	$sig->send;
3516	}	4079	}
3517	while (my $sig = shift @WAIT_FOR_TICK) {	4080	while (my $sig = shift @WAIT_FOR_TICK) {
3518	$sig->send;	4081	$sig->send;
3519	}	4082	}
3520		4083
3521	$NOW = Event::time;	4084	$LOAD = ($NOW - $TICK_START) / $TICK;
3522
3523	# if we are delayed by four ticks or more, skip them all
3524	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3525
3526	$TICK_WATCHER->at ($NEXT_TICK);
3527	$TICK_WATCHER->start;
3528
3529	$LOAD = ($NOW - $tick_start) / $TICK;
3530	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4085	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3531		4086
3532	_post_tick;	4087	if (0) {
		4088	if ($NEXT_TICK) {
		4089	my $jitter = $TICK_START - $NEXT_TICK;
		4090	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4091	debug "jitter $JITTER\n";#d#
		4092	}
3533	},	4093	}
3534	);	4094	}
3535		4095
3536	{	4096	{
		4097	# configure BDB
		4098
3537	BDB::min_parallel 8;	4099	BDB::min_parallel 16;
3538	BDB::max_poll_time $TICK * 0.1;	4100	BDB::max_poll_reqs $TICK * 0.1;
3539	$BDB_POLL_WATCHER = Event->io (	4101	$AnyEvent::BDB::WATCHER->priority (1);
3540	reentrant => 0,
3541	fd => BDB::poll_fileno,
3542	poll => 'r',
3543	prio => 0,
3544	data => WF_AUTOCANCEL,
3545	cb => \&BDB::poll_cb,
3546	);
3547
3548	BDB::set_sync_prepare {
3549	my $status;
3550	my $current = $Coro::current;
3551	(
3552	sub {
3553	$status = $!;
3554	$current->ready; undef $current;
3555	},
3556	sub {
3557	Coro::schedule while defined $current;
3558	$! = $status;
3559	},
3560	)
3561	};
3562		4102
3563	unless ($DB_ENV) {	4103	unless ($DB_ENV) {
3564	$DB_ENV = BDB::db_env_create;	4104	$DB_ENV = BDB::db_env_create;
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4105	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3566	| BDB::LOG_AUTOREMOVE, 1);	4106	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4107	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3567	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4108	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3568	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4109	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3569		4110
3570	cf::sync_job {	4111	cf::sync_job {
3571	eval {	4112	eval {
…		…
3581		4122
3582	cf::cleanup "db_env_open(db): $@" if $@;	4123	cf::cleanup "db_env_open(db): $@" if $@;
3583	};	4124	};
3584	}	4125	}
3585		4126
3586	$BDB_DEADLOCK_WATCHER = Event->timer (	4127	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3587	after => 3,
3588	interval => 1,
3589	hard => 1,
3590	prio => 0,
3591	data => WF_AUTOCANCEL,
3592	cb => sub {
3593	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4128	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3594	},
3595	);	4129	};
3596	$BDB_CHECKPOINT_WATCHER = Event->timer (	4130	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3597	after => 11,
3598	interval => 60,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4131	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3604	},
3605	);	4132	};
3606	$BDB_TRICKLE_WATCHER = Event->timer (	4133	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3607	after => 5,
3608	interval => 10,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4134	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3614	},
3615	);	4135	};
3616	}	4136	}
3617		4137
3618	{	4138	{
		4139	# configure IO::AIO
		4140
3619	IO::AIO::min_parallel 8;	4141	IO::AIO::min_parallel 8;
3620
3621	undef $Coro::AIO::WATCHER;
3622	IO::AIO::max_poll_time $TICK * 0.1;	4142	IO::AIO::max_poll_time $TICK * 0.1;
3623	$AIO_POLL_WATCHER = Event->io (	4143	undef $AnyEvent::AIO::WATCHER;
3624	reentrant => 0,
3625	data => WF_AUTOCANCEL,
3626	fd => IO::AIO::poll_fileno,
3627	poll => 'r',
3628	prio => 0,
3629	cb => \&IO::AIO::poll_cb,
3630	);
3631	}	4144	}
3632		4145
3633	my $_log_backtrace;	4146	our $_log_backtrace;
		4147	our $_log_backtrace_last;
3634		4148
3635	sub _log_backtrace {	4149	sub _log_backtrace {
3636	my ($msg, @addr) = @_;	4150	my ($msg, @addr) = @_;
3637		4151
3638	$msg =~ s/\n//;	4152	$msg =~ s/\n$//;
3639		4153
		4154	if ($_log_backtrace_last eq $msg) {
		4155	LOG llevInfo, "[ABT] $msg\n";
		4156	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3640	# limit the # of concurrent backtraces	4157	# limit the # of concurrent backtraces
3641	if ($_log_backtrace < 2) {	4158	} elsif ($_log_backtrace < 2) {
		4159	$_log_backtrace_last = $msg;
3642	++$_log_backtrace;	4160	++$_log_backtrace;
		4161	my $perl_bt = Carp::longmess $msg;
3643	async {	4162	async {
3644	$Coro::current->{desc} = "abt $msg";	4163	$Coro::current->{desc} = "abt $msg";
3645		4164
3646	my @bt = fork_call {	4165	my @bt = fork_call {
3647	@addr = map { sprintf "%x", $_ } @addr;	4166	@addr = map { sprintf "%x", $_ } @addr;
…		…
3658	}	4177	}
3659		4178
3660	@funcs	4179	@funcs
3661	};	4180	};
3662		4181
3663	LOG llevInfo, "[ABT] $msg\n";	4182	LOG llevInfo, "[ABT] $perl_bt\n";
		4183	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3664	LOG llevInfo, "[ABT] $_\n" for @bt;	4184	LOG llevInfo, "[ABT] $_\n" for @bt;
3665	--$_log_backtrace;	4185	--$_log_backtrace;
3666	};	4186	};
3667	} else {	4187	} else {
3668	LOG llevInfo, "[ABT] $msg\n";	4188	LOG llevInfo, "[ABT] $msg\n";
3669	LOG llevInfo, "[ABT] [suppressed]\n";	4189	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3670	}	4190	}
3671	}	4191	}
3672		4192
3673	# load additional modules	4193	# load additional modules
3674	use cf::pod;	4194	require "cf/$_.pm" for @EXTRA_MODULES;
		4195	cf::_connect_to_perl_2;
3675		4196
3676	END { cf::emergency_save }	4197	END { cf::emergency_save }
3677		4198
3678	1	4199	1
3679		4200

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