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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.385 by root, Fri Oct 12 19:13:26 2007 UTC vs.
Revision 1.556 by root, Sat Jul 3 01:49:18 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	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 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
267		404
268	=item cf::lock_wait $string	405	=item cf::lock_wait $string
269		406
270	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
271		408
272	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
273		410
274	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
277	returned.	414	returned.
278		415
279	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	417	deadlocked coro.
…		…
286		423
287	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
288		425
289	=cut	426	=cut
290		427
291	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		429
294	sub lock_wait($) {	430	sub lock_wait($) {
295	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	432	}
308		433
309	sub lock_acquire($) {	434	sub lock_acquire($) {
310	my ($key) = @_;	435	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	436	}
324		437
325	sub lock_active($) {	438	sub lock_active($) {
326	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	440	}
330		441
331	sub freeze_mainloop {	442	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
333		444
334	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	446	}
336	};	447
337	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
338	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
339	}	461	}
340		462
341	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
342		464
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		473
352	=cut	474	=cut
353		475
354	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
356		479
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
360		483
361	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
362		486
363	while () {	487	while () {
364	next_job:	488	next_job:
		489
365	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	491
367	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	496	$job->[2]->send;
371	Coro::cede;	497	Coro::cede;
372	goto next_job;	498	goto next_job;
373	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	501	}
375	}	502	}
376		503
377	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	507	$signal->wait;
381	} else {	508	} else {
		509	$busy = 0;
382	Coro::schedule;	510	Coro::schedule;
383	}	511	}
384	}	512	}
385	};	513	};
386		514
387	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
388	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
389		519
390	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
391	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
392		523
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
406		537
407	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
408		539
409	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
410		541
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	545	acceptable.
415		546
416	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	552	=cut
422		553
423	sub sync_job(&) {	554	sub sync_job(&) {
424	my ($job) = @_;	555	my ($job) = @_;
425		556
426	if ($Coro::current == $Coro::main) {	557	if (in_main) {
427	my $time = Event::time;	558	my $time = AE::time;
428		559
429	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
431		562
432	LOG llevError, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
433		564
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
437		566
438	my $busy = 1;	567	my $busy = 1;
439	my @res;	568	my @res;
440		569
441	(async {	570	(async {
442	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	572	@res = eval { $job->() };
444	warn $@ if $@;	573	error $@ if $@;
445	undef $busy;	574	undef $busy;
446	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
447		576
448	while ($busy) {	577	while ($busy) {
449	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
450	}	582	}
		583	}
451		584
452	$time = Event::time - $time;	585	my $time = AE::time - $time;
453		586
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
458		588
459	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
460	} else {	590	} else {
461	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
462		592
…		…
482	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
483		613
484	$coro	614	$coro
485	}	615	}
486		616
487	=item fork_call { }, $args	617	=item fork_call { }, @args
488		618
489	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
493		623
494	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
495		629
496	sub fork_call(&@) {	630	sub fork_call(&@) {
497	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
498		632
499	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
502		636
503	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
504	reset_signals;	638	cf::post_fork;
505	&$cb	639	&$cb
506	}, @args;	640	} @args;
507		641
508	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
509	}	681	}
510		682
511	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
512		684
513	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
523	within each server.	695	within each server.
524		696
525	=cut	697	=cut
526		698
527	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
528	my ($name) = @_;	703	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
530		705
531	eval {	706	eval {
532	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
542	}	717	}
543		718
544	our $DB;	719	our $DB;
545		720
546	sub db_init {	721	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	722	$DB ||= db_table "db";
549	};
550	}	723	}
551		724
552	sub db_get($$) {	725	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
554		727
555	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
556	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
557		732
558	$! ? ()	733	$! ? ()
559	: $data	734	: $data
560	}
561	}	735	}
562		736
563	sub db_put($$$) {	737	sub db_put($$$) {
564	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
621		795
622	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	797	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
625		799
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		801
628	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
631		805
…		…
641		815
642	=cut	816	=cut
643		817
644	sub datalog($@) {	818	sub datalog($@) {
645	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	821	}
648		822
649	=back	823	=back
650		824
651	=cut	825	=cut
652		826
653	#############################################################################	827	#############################################################################
654		828
655	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
656		830
657	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
660		834
661	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	837	Deliantra).
664		838
665	=over 4	839	=over 4
666		840
667	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
668		842
…		…
712	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
713		887
714	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
716		890
717	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
719		893
720	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
721		895
722	=over 4	896	=over 4
…		…
846		1020
847	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1023
850	} elsif (ref $type) {	1024	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
852		1026
853	} else {	1027	} else {
854	shift @arg;	1028	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
856	}	1030	}
857	}	1031	}
858	}	1032	}
859		1033
860	sub _object_attach {	1034	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
871	}	1045	}
872		1046
873	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
874	} else {	1048	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1050	}
877		1051
878	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
879	}	1053	}
880		1054
…		…
939		1113
940	for (@$callbacks) {	1114	for (@$callbacks) {
941	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
942		1116
943	if ($@) {	1117	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1119	override;
947	}	1120	}
948		1121
949	return 1 if $override;	1122	return 1 if $override;
950	}	1123	}
951		1124
952	0	1125	0
953	}	1126	}
954		1127
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1129
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1131
959	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
960		1133
…		…
966		1139
967	=cut	1140	=cut
968		1141
969	#############################################################################	1142	#############################################################################
970	# object support	1143	# object support
971	#
972		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
973	sub _can_merge {	1178	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
975		1180
976	return 1;#d#	1181	++$SLOW_MERGES;#d#
977		1182
978	#todo#d# kill yourself and do some recursive checking manually without storable	1183	# we do the slow way here
979	sync_job {	1184	return _object_equal $ob1, $ob2
980	my $guard = Coro::Storable::guard;
981	local $Storable::canonical = 1;
982	my $fob1 = Storable::freeze $ob1;
983	my $fob2 = Storable::freeze $ob2;
984	$fob1 eq $fob2
985	}
986	}	1185	}
987		1186
988	sub reattach {	1187	sub reattach {
989	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
990	my ($obj) = @_;	1189	my ($obj) = @_;
991		1190
		1191	# no longer needed after getting rid of delete_package?
992	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
993		1193
994	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
995		1195
996	@$registry = ();	1196	@$registry = ();
997		1197
…		…
1002	for (@$attach) {	1202	for (@$attach) {
1003	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1004	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1005	}	1205	}
1006	} else {	1206	} else {
1007	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1008	}	1208	}
1009	}	1209	}
1010	}	1210	}
1011		1211
1012	cf::attachable->attach (	1212	cf::attachable->attach (
1013	prio => -1000000,	1213	prio => -1000000,
1014	on_instantiate => sub {	1214	on_instantiate => sub {
1015	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1016		1216
1017	$data = from_json $data;	1217	$data = decode_json $data;
1018		1218
1019	for (@$data) {	1219	for (@$data) {
1020	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1021		1221
1022	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1039	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1040		1240
1041	sync_job {	1241	sync_job {
1042	if (length $$rdata) {	1242	if (length $$rdata) {
1043	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1044	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1045	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1046		1247
1047	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1049	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1253	aio_fsync $fh;
		1254	}
1051	close $fh;	1255	aio_close $fh;
1052		1256
1053	if (@$objs) {	1257	if (@$objs) {
1054	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1055	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1056	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1057	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1058	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1264	aio_fsync $fh;
		1265	}
1059	close $fh;	1266	aio_close $fh;
1060	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1061	}	1268	}
1062	} else {	1269	} else {
1063	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1064	}	1271	}
1065		1272
1066	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1067	} else {	1277	} else {
1068	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1069	}	1279	}
1070	} else {	1280	} else {
1071	aio_unlink $filename;	1281	aio_unlink $filename;
1072	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1073	}	1283	}
…		…
1092		1302
1093	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1094	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1095	or return;	1305	or return;
1096		1306
1097	my $st = eval { Coro::Storable::thaw $av }	1307	my $st = eval { Coro::Storable::thaw $av };
1098	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1099	$av = $st->{objs};	1308	$av = $st->{objs};
1100	}	1309	}
1101		1310
1102	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1103	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1104	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1105		1315
1106	($data, $av)	1316	($data, $av)
1107	}	1317	}
1108		1318
1109	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1165	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1166		1376
1167	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1168	}	1378	}
1169		1379
		1380	use File::Glob ();
		1381
1170	cf::player->attach (	1382	cf::player->attach (
1171	on_command => sub {	1383	on_unknown_command => sub {
1172	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1173		1385
1174	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1175	or return;	1387	or return;
1176		1388
…		…
1199		1411
1200	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1201	if $reply;	1413	if $reply;
1202		1414
1203	} else {	1415	} else {
1204	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1205	}	1417	}
1206		1418
1207	cf::override;	1419	cf::override;
1208	},	1420	},
1209	);	1421	);
1210		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1211	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1212	cf::sync_job {	1439	cf::sync_job {
1213	my %todo;	1440	my %todo;
1214		1441
1215	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1216	next unless -r $path;	1443	next unless -r $path;
…		…
1234		1461
1235	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1236	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1237		1464
1238	$ext{source} =	1465	$ext{source} =
1239	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1240	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1241	. $source	1468	. $source
1242	. "\n};\n1";	1469	. "\n};\n1";
1243		1470
1244	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1245	}	1472	}
1246		1473
		1474	my $pass = 0;
1247	my %done;	1475	my %done;
1248	while (%todo) {	1476	while (%todo) {
1249	my $progress;	1477	my $progress;
1250		1478
		1479	++$pass;
		1480
		1481	ext:
1251	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1252	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1253	goto skip	1484	next ext
1254	unless exists $done{$_};	1485	unless exists $done{$_};
1255	}	1486	}
1256		1487
1257	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1258		1489
1259	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1260	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1261	: "$v->{base}: extension inactive.\n";
1262		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1263	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1264	warn $msg;	1497
1265	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1266	exit 1;	1499	delete $todo{$k};
1267	}	1500	} else {
1268		1501	$done{$k} = delete $todo{$k};
1269	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1270	}	1507	}
1271
1272	$done{$k} = delete $todo{$k};
1273	push @EXTS, $v->{pkg};
1274	$progress = 1;
1275	}	1508	}
1276		1509
1277	skip:	1510	unless ($progress) {
1278	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1279	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1280	}	1518	}
1281	};	1519	};
1282	}	1520	}
1283		1521
1284	#############################################################################	1522	#############################################################################
1285		1523
1286	=back	1524	=back
1287		1525
1288	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1289		1527
1290	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1291		1529
1292	=cut	1530	=cut
1293		1531
1294	package cf::player;	1532	package cf::player;
1295		1533
…		…
1338		1576
1339	sub exists($) {	1577	sub exists($) {
1340	my ($login) = @_;	1578	my ($login) = @_;
1341		1579
1342	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1343	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1344	}	1582	}
1345		1583
1346	sub find($) {	1584	sub find($) {
1347	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1348	my $login = $_[0];	1586	my $login = $_[0];
…		…
1360	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1361	or return;	1599	or return;
1362		1600
1363	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1364	or return;	1602	or return;
		1603
1365	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1366	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1367	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1368	}	1607	}
1369	}	1608	}
1370	}	1609	}
1371		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1372	sub save($) {	1624	sub save($) {
1373	my ($pl) = @_;	1625	my ($pl) = @_;
1374		1626
1375	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1376		1628
…		…
1379		1631
1380	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1381		1633
1382	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1383	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1384		1641
1385	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1386	cf::cede_to_tick;	1643	cf::cede_to_tick;
1387	}	1644	}
1388		1645
…		…
1420	my ($pl) = @_;	1677	my ($pl) = @_;
1421		1678
1422	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1423		1680
1424	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1425	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1426		1683
1427	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1428	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1429	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1430	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1431		1692
1432	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1433	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1434	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1472		1733
1473	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1474	my $path = path $login;	1735	my $path = path $login;
1475		1736
1476	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1477	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1478	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1479	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1480	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1481	}	1743	}
1482		1744
…		…
1486		1748
1487	\@logins	1749	\@logins
1488	}	1750	}
1489		1751
1490	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1491		1755
1492	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1493	player. May block.	1757	player. May block.
1494		1758
1495	=cut	1759	=cut
…		…
1513	}	1777	}
1514		1778
1515	\@paths	1779	\@paths
1516	}	1780	}
1517		1781
1518	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1519		1783
1520	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1521
1522	=cut
1523
1524	sub expand_cfpod {
1525	((my $self), (local $_)) = @_;
1526
1527	# escape & and <
1528	s/&/&amp;/g;
1529	s/(?<![BIUGHT])</&lt;/g;
1530
1531	# this is buggy, it needs to properly take care of nested <'s
1532
1533	1 while
1534	# replace B<>, I<>, U<> etc.
1535	s/B<([^\>]*)>/<b>$1<\/b>/
1536	|| s/I<([^\>]*)>/<i>$1<\/i>/
1537	|| s/U<([^\>]*)>/<u>$1<\/u>/
1538	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1539	# replace G<male|female> tags
1540	|| s{G<([^>|]*)\|([^>]*)>}{
1541	$self->gender ? $2 : $1
1542	}ge
1543	# replace H<hint text>
1544	|| s{H<([^\>]*)>}
1545	{
1546	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1547	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1548	"")
1549	[$self->{hintmode}]
1550	}ge;
1551
1552	# create single paragraphs (very hackish)
1553	s/(?<=\S)\n(?=\w)/ /g;
1554
1555	# compress some whitespace
1556	s/\s+\n/\n/g; # ws line-ends
1557	s/\n\n+/\n/g; # double lines
1558	s/^\n+//; # beginning lines
1559	s/\n+$//; # ending lines
1560
1561	$_
1562	}
1563
1564	sub hintmode {
1565	$_[0]{hintmode} = $_[1] if @_ > 1;
1566	$_[0]{hintmode}
1567	}
1568		1785
1569	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1570		1787
1571	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1572		1789
…		…
1604		1821
1605	=cut	1822	=cut
1606		1823
1607	sub find_by_path($) {	1824	sub find_by_path($) {
1608	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1609		1828
1610	my ($match, $specificity);	1829	my ($match, $specificity);
1611		1830
1612	for my $region (list) {	1831	for my $region (list) {
1613	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1639	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1640	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1641		1860
1642	sub generate_random_map {	1861	sub generate_random_map {
1643	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1644	# mit "rum" bekleckern, nicht	1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1645	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1646	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1647	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1648	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1649	$rmp->{exit_on_final_map},
1650	$rmp->{xsize}, $rmp->{ysize},
1651	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1652	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1653	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1654	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1655	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1656	(cf::region::find $rmp->{region}), $rmp->{custom}
1657	)
1658	}	1867	}
1659		1868
1660	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1661		1870
1662	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1667		1876
1668	sub register {	1877	sub register {
1669	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1670	my $pkg = caller;	1879	my $pkg = caller;
1671		1880
1672	no strict;
1673	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1674		1882
1675	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1676	}	1884	}
1677		1885
1678	# also paths starting with '/'	1886	# also paths starting with '/'
1679	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1680		1888
1681	sub thawer_merge {	1889	sub thawer_merge {
1682	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1683		1891
1684	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1689	}	1897	}
1690		1898
1691	sub normalise {	1899	sub normalise {
1692	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1693		1901
1694	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1695		1903
1696	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1697		1905
1698	# map plan:	1906	# map plan:
1699	#	1907	#
…		…
1714	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1715	$path = "$base/$path";	1923	$path = "$base/$path";
1716	}	1924	}
1717		1925
1718	for ($path) {	1926	for ($path) {
1719	redo if s{//}{/};
1720	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1721	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1722	}	1929	}
1723		1930
1724	$path	1931	$path
…		…
1738	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1739	return $self;	1946	return $self;
1740	}	1947	}
1741	}	1948	}
1742		1949
1743	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1744	()	1951	()
1745	}	1952	}
1746		1953
1747	sub init {	1954	sub init {
1748	my ($self) = @_;	1955	my ($self) = @_;
…		…
1770		1977
1771	# the temporary/swap location	1978	# the temporary/swap location
1772	sub save_path {	1979	sub save_path {
1773	my ($self) = @_;	1980	my ($self) = @_;
1774		1981
1775	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1982	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1776	"$TMPDIR/$path.map"	1983	"$TMPDIR/$path.map"
1777	}	1984	}
1778		1985
1779	# the unique path, undef == no special unique path	1986	# the unique path, undef == no special unique path
1780	sub uniq_path {	1987	sub uniq_path {
1781	my ($self) = @_;	1988	my ($self) = @_;
1782		1989
1783	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1784	"$UNIQUEDIR/$path"	1991	"$UNIQUEDIR/$path"
1785	}
1786
1787	# and all this just because we cannot iterate over
1788	# all maps in C++...
1789	sub change_all_map_light {
1790	my ($change) = @_;
1791
1792	$_->change_map_light ($change)
1793	for grep $_->outdoor, values %cf::MAP;
1794	}	1992	}
1795		1993
1796	sub decay_objects {	1994	sub decay_objects {
1797	my ($self) = @_;	1995	my ($self) = @_;
1798		1996
…		…
1880		2078
1881	sub find;	2079	sub find;
1882	sub find {	2080	sub find {
1883	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
1884		2082
		2083	cf::cede_to_tick;
		2084
1885	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1886		2086
1887	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1888	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
1889		2089
1890	$cf::MAP{$path} || do {	2090	$cf::MAP{$path} || do {
1891	my $guard1 = cf::lock_acquire "map_find:$path";
1892	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1893
1894	my $map = new_from_path cf::map $path	2091	my $map = new_from_path cf::map $path
1895	or return;	2092	or return;
1896		2093
1897	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
1898		2095
…		…
1900	or return;	2097	or return;
1901		2098
1902	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2099	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1903	# doing this can freeze the server in a sync job, obviously	2100	# doing this can freeze the server in a sync job, obviously
1904	#$cf::WAIT_FOR_TICK->wait;	2101	#$cf::WAIT_FOR_TICK->wait;
		2102	undef $guard2;
1905	undef $guard1;	2103	undef $guard1;
1906	undef $guard2;
1907	$map->reset;	2104	$map->reset;
1908	return find $path;	2105	return find $path;
1909	}	2106	}
1910		2107
1911	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1912	}	2109	}
1913	}	2110	}
1914		2111
1915	sub pre_load { }	2112	sub pre_load { }
1916	sub post_load { }	2113	#sub post_load { } # XS
1917		2114
1918	sub load {	2115	sub load {
1919	my ($self) = @_;	2116	my ($self) = @_;
1920		2117
1921	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1938	my $f = new_from_file cf::object::thawer $self->{load_path};	2135	my $f = new_from_file cf::object::thawer $self->{load_path};
1939	$f->skip_block;	2136	$f->skip_block;
1940	$self->_load_objects ($f)	2137	$self->_load_objects ($f)
1941	or return;	2138	or return;
1942		2139
1943	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
1944	if delete $self->{load_original};	2141	if delete $self->{load_original};
1945		2142
1946	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
1947	utf8::encode $uniq;	2144	utf8::encode $uniq;
1948	unless (aio_stat $uniq) {	2145	unless (aio_stat $uniq) {
…		…
1966	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
1967	$self->decay_objects;	2164	$self->decay_objects;
1968	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
1969	$self->update_buttons;	2166	$self->update_buttons;
1970	cf::cede_to_tick;	2167	cf::cede_to_tick;
1971	$self->set_darkness_map;
1972	cf::cede_to_tick;
1973	$self->activate;	2168	$self->activate;
1974	}	2169	}
1975		2170
1976	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
1977	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
1978		2173
1979	$self->in_memory (cf::MAP_IN_MEMORY);	2174	$self->in_memory (cf::MAP_ACTIVE);
1980	}	2175	}
1981		2176
1982	$self->post_load;	2177	$self->post_load;
1983	}
1984		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
1985	sub customise_for {	2185	sub customise_for {
1986	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
1987		2187
1988	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
1989	if $self->per_player;	2189	if $self->per_player;
…		…
2005	or next;	2205	or next;
2006	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
2007	or next;	2207	or next;
2008	$neigh->load;	2208	$neigh->load;
2009		2209
		2210	# now find the diagonal neighbours
2010	push @neigh,	2211	push @neigh,
2011	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2012	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2013	}	2214	}
2014		2215
…		…
2021	}	2222	}
2022		2223
2023	sub find_sync {	2224	sub find_sync {
2024	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2025		2226
2026	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2027	}	2231	}
2028		2232
2029	sub do_load_sync {	2233	sub do_load_sync {
2030	my ($map) = @_;	2234	my ($map) = @_;
2031		2235
2032	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2033	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2034		2238
2035	cf::sync_job { $map->load };	2239	$map->load;
2036	}	2240	}
2037		2241
2038	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2039	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2040		2244
…		…
2042	my ($path, $origin, $load) = @_;	2246	my ($path, $origin, $load) = @_;
2043		2247
2044	$path = normalise $path, $origin && $origin->{path};	2248	$path = normalise $path, $origin && $origin->{path};
2045		2249
2046	if (my $map = $cf::MAP{$path}) {	2250	if (my $map = $cf::MAP{$path}) {
2047	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2251	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2048	}	2252	}
2049		2253
2050	$MAP_PREFETCH{$path} |= $load;	2254	$MAP_PREFETCH{$path} |= $load;
2051		2255
2052	$MAP_PREFETCHER ||= cf::async {	2256	$MAP_PREFETCHER ||= cf::async {
…		…
2066	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2067		2271
2068	()	2272	()
2069	}	2273	}
2070		2274
		2275	# common code, used by both ->save and ->swapout
2071	sub save {	2276	sub _save {
2072	my ($self) = @_;	2277	my ($self) = @_;
2073
2074	my $lock = cf::lock_acquire "map_data:$self->{path}";
2075		2278
2076	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2077		2280
2078	return unless $self->dirty;	2281	return unless $self->dirty;
2079		2282
…		…
2088		2291
2089	cf::async {	2292	cf::async {
2090	$Coro::current->{desc} = "map player save";	2293	$Coro::current->{desc} = "map player save";
2091	$_->contr->save for $self->players;	2294	$_->contr->save for $self->players;
2092	};	2295	};
		2296
		2297	cf::get_slot 0.02;
2093		2298
2094	if ($uniq) {	2299	if ($uniq) {
2095	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2300	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2096	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2301	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2097	} else {	2302	} else {
2098	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2099	}	2304	}
2100	}	2305	}
2101		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2102	sub swap_out {	2315	sub swap_out {
2103	my ($self) = @_;	2316	my ($self) = @_;
2104		2317
2105	# save first because save cedes
2106	$self->save;
2107
2108	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2109		2319
		2320	return if $self->in_memory != cf::MAP_ACTIVE;
		2321	return if $self->{deny_save};
2110	return if $self->players;	2322	return if $self->players;
2111	return if $self->in_memory != cf::MAP_IN_MEMORY;
2112	return if $self->{deny_save};
2113		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2114	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2115		2374
2116	$self->deactivate;	2375	$self->deactivate;
2117	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2118	$self->clear;	2377	$self->clear;
2119	}
2120
2121	sub reset_at {
2122	my ($self) = @_;
2123
2124	# TODO: safety, remove and allow resettable per-player maps
2125	return 1e99 if $self->{deny_reset};
2126
2127	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2128	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2129
2130	$time + $to
2131	}
2132
2133	sub should_reset {
2134	my ($self) = @_;
2135
2136	$self->reset_at <= $cf::RUNTIME
2137	}
2138
2139	sub reset {
2140	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143
2144	return if $self->players;
2145
2146	warn "resetting map ", $self->path;
2147
2148	$self->in_memory (cf::MAP_SWAPPED);
2149
2150	# need to save uniques path
2151	unless ($self->{deny_save}) {
2152	my $uniq = $self->uniq_path; utf8::encode $uniq;
2153
2154	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2155	if $uniq;
2156	}
2157
2158	delete $cf::MAP{$self->path};
2159
2160	$self->deactivate;
2161	$_->clear_links_to ($self) for values %cf::MAP;
2162	$self->clear;
2163		2378
2164	$self->unlink_save;	2379	$self->unlink_save;
2165	$self->destroy;	2380	$self->destroy;
2166	}	2381	}
2167		2382
…		…
2175		2390
2176	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2177		2392
2178	$self->unlink_save;	2393	$self->unlink_save;
2179		2394
2180	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2181	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2182	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2183	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2184	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2185		2400
…		…
2234		2449
2235	sub unique_maps() {	2450	sub unique_maps() {
2236	[	2451	[
2237	map {	2452	map {
2238	utf8::decode $_;	2453	utf8::decode $_;
2239	/\.map$/	2454	s/\.map$//; # TODO future compatibility hack
		2455	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2456	? ()
2240	? normalise $_	2457	: normalise $_
2241	: ()
2242	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2243	]	2459	]
2244	}	2460	}
2245		2461
2246	package cf;	2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
2247		2493
2248	=back	2494	=back
2249		2495
2250	=head3 cf::object	2496	=head3 cf::object
2251		2497
…		…
2255		2501
2256	=over 4	2502	=over 4
2257		2503
2258	=item $ob->inv_recursive	2504	=item $ob->inv_recursive
2259		2505
2260	Returns the inventory of the object _and_ their inventories, recursively.	2506	Returns the inventory of the object I<and> their inventories, recursively,
		2507	but I<not> the object itself.
2261		2508
2262	=cut	2509	=cut
2263		2510
2264	sub inv_recursive_;	2511	sub inv_recursive_;
2265	sub inv_recursive_ {	2512	sub inv_recursive_ {
…		…
2270	inv_recursive_ inv $_[0]	2517	inv_recursive_ inv $_[0]
2271	}	2518	}
2272		2519
2273	=item $ref = $ob->ref	2520	=item $ref = $ob->ref
2274		2521
2275	creates and returns a persistent reference to an objetc that can be stored as a string.	2522	Creates and returns a persistent reference to an object that can be stored as a string.
2276		2523
2277	=item $ob = cf::object::deref ($refstring)	2524	=item $ob = cf::object::deref ($refstring)
2278		2525
2279	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2526	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2280	even if the object actually exists. May block.	2527	even if the object actually exists. May block.
…		…
2312	can be C<undef>. Does the right thing when the player is currently in a	2559	can be C<undef>. Does the right thing when the player is currently in a
2313	dialogue with the given NPC character.	2560	dialogue with the given NPC character.
2314		2561
2315	=cut	2562	=cut
2316		2563
		2564	our $SAY_CHANNEL = {
		2565	id => "say",
		2566	title => "Map",
		2567	reply => "say ",
		2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2569	};
		2570
		2571	our $CHAT_CHANNEL = {
		2572	id => "chat",
		2573	title => "Chat",
		2574	reply => "chat ",
		2575	tooltip => "Player chat and shouts, global to the server.",
		2576	};
		2577
2317	# rough implementation of a future "reply" method that works	2578	# rough implementation of a future "reply" method that works
2318	# with dialog boxes.	2579	# with dialog boxes.
2319	#TODO: the first argument must go, split into a $npc->reply_to ( method	2580	#TODO: the first argument must go, split into a $npc->reply_to ( method
2320	sub cf::object::player::reply($$$;$) {	2581	sub cf::object::player::reply($$$;$) {
2321	my ($self, $npc, $msg, $flags) = @_;	2582	my ($self, $npc, $msg, $flags) = @_;
…		…
2332	my $dialog = $pl->{npc_dialog};	2593	my $dialog = $pl->{npc_dialog};
2333	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2594	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2334		2595
2335	} else {	2596	} else {
2336	$msg = $npc->name . " says: $msg" if $npc;	2597	$msg = $npc->name . " says: $msg" if $npc;
2337	$self->message ($msg, $flags);	2598	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2338	}	2599	}
2339	}	2600	}
2340	}	2601	}
2341		2602
2342	=item $object->send_msg ($channel, $msg, $color, [extra...])	2603	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2367		2628
2368	=item $player_object->enter_link	2629	=item $player_object->enter_link
2369		2630
2370	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2371		2632
2372	The player should be reasonably safe there for short amounts of time. You	2633	The player should be reasonably safe there for short amounts of time (e.g.
2373	I<MUST> call C<leave_link> as soon as possible, though.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2374		2637
2375	Will never block.	2638	Will never block.
2376		2639
2377	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2378		2641
…		…
2398	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2399	my ($self) = @_;	2662	my ($self) = @_;
2400		2663
2401	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2402		2665
		2666	++$self->{_link_recursion};
		2667
2403	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2404		2669
2405	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2406	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2407		2672
2408	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2409	}	2674	}
2410		2675
2411	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2412	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2413		2678
…		…
2430	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2431	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2432		2697
2433	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2434	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2435	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2436		2701
2437	$map->load;	2702	$map->load;
2438	$map->load_neighbours;	2703	$map->load_neighbours;
2439		2704
2440	return unless $self->contr->active;	2705	return unless $self->contr->active;
2441	$self->activate_recursive;
2442		2706
2443	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2444	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2445	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2446		2714
		2715	}
		2716
2447	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2448		2718
2449	Moves the player to the given map-path and coordinates by first freezing	2719	Moves the player to the given map-path and coordinates by first freezing
2450	her, loading and preparing them map, calling the provided $check callback	2720	her, loading and preparing them map, calling the provided $check callback
2451	that has to return the map if sucecssful, and then unfreezes the player on	2721	that has to return the map if sucecssful, and then unfreezes the player on
2452	the new (success) or old (failed) map position. In either case, $done will	2722	the new (success) or old (failed) map position. In either case, $done will
2453	be called at the end of this process.	2723	be called at the end of this process.
2454		2724
		2725	Note that $check will be called with a potentially non-loaded map, so if
		2726	it needs a loaded map it has to call C<< ->load >>.
		2727
2455	=cut	2728	=cut
2456		2729
2457	our $GOTOGEN;	2730	our $GOTOGEN;
2458		2731
2459	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2460	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
2461		2740
2462	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2463	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2464		2743
2465	$self->enter_link;	2744	$self->enter_link;
…		…
2489	my $map = eval {	2768	my $map = eval {
2490	my $map = defined $path ? cf::map::find $path : undef;	2769	my $map = defined $path ? cf::map::find $path : undef;
2491		2770
2492	if ($map) {	2771	if ($map) {
2493	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2494	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2495	} else {	2774	} else {
2496	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2497	}	2776	}
2498		2777
2499	$map	2778	$map
…		…
2507	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2508	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2509	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2510	}	2789	}
2511		2790
2512	$done->() if $done;	2791	$done->($self) if $done;
2513	})->prio (1);	2792	})->prio (1);
2514	}	2793	}
2515		2794
2516	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2517		2796
…		…
2537	}	2816	}
2538		2817
2539	sub prepare_random_map {	2818	sub prepare_random_map {
2540	my ($exit) = @_;	2819	my ($exit) = @_;
2541		2820
2542	my $guard = cf::lock_acquire "exit_prepare:$exit";
2543
2544	# all this does is basically replace the /! path by	2821	# all this does is basically replace the /! path by
2545	# a new random map path (?random/...) with a seed	2822	# a new random map path (?random/...) with a seed
2546	# that depends on the exit object	2823	# that depends on the exit object
2547		2824
2548	my $rmp = parse_random_map_params $exit->msg;	2825	my $rmp = parse_random_map_params $exit->msg;
…		…
2550	if ($exit->map) {	2827	if ($exit->map) {
2551	$rmp->{region} = $exit->region->name;	2828	$rmp->{region} = $exit->region->name;
2552	$rmp->{origin_map} = $exit->map->path;	2829	$rmp->{origin_map} = $exit->map->path;
2553	$rmp->{origin_x} = $exit->x;	2830	$rmp->{origin_x} = $exit->x;
2554	$rmp->{origin_y} = $exit->y;	2831	$rmp->{origin_y} = $exit->y;
		2832
		2833	$exit->map->touch;
2555	}	2834	}
2556		2835
2557	$rmp->{random_seed} ||= $exit->random_seed;	2836	$rmp->{random_seed} ||= $exit->random_seed;
2558		2837
2559	my $data = cf::to_json $rmp;	2838	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2560	my $md5 = Digest::MD5::md5_hex $data;	2839	my $md5 = Digest::MD5::md5_hex $data;
2561	my $meta = "$RANDOMDIR/$md5.meta";	2840	my $meta = "$RANDOMDIR/$md5.meta";
2562		2841
2563	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2842	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2564	aio_write $fh, 0, (length $data), $data, 0;	2843	aio_write $fh, 0, (length $data), $data, 0;
2565	undef $fh;	2844	undef $fh;
2566	aio_rename "$meta~", $meta;	2845	aio_rename "$meta~", $meta;
2567		2846
		2847	my $slaying = "?random/$md5";
		2848
		2849	if ($exit->valid) {
2568	$exit->slaying ("?random/$md5");	2850	$exit->slaying ("?random/$md5");
2569	$exit->msg (undef);	2851	$exit->msg (undef);
		2852	}
2570	}	2853	}
2571	}	2854	}
2572		2855
2573	sub cf::object::player::enter_exit {	2856	sub cf::object::player::enter_exit {
2574	my ($self, $exit) = @_;	2857	my ($self, $exit) = @_;
2575		2858
2576	return unless $self->type == cf::PLAYER;	2859	return unless $self->type == cf::PLAYER;
2577		2860
2578	if ($exit->slaying eq "/!") {
2579	#TODO: this should de-fi-ni-te-ly not be a sync-job
2580	# the problem is that $exit might not survive long enough
2581	# so it needs to be done right now, right here
2582	cf::sync_job { prepare_random_map $exit };
2583	}
2584
2585	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2586	my $hp = $exit->stats->hp;
2587	my $sp = $exit->stats->sp;
2588
2589	$self->enter_link;	2861	$self->enter_link;
2590		2862
2591	# if exit is damned, update players death & WoR home-position
2592	$self->contr->savebed ($slaying, $hp, $sp)
2593	if $exit->flag (FLAG_DAMNED);
2594
2595	(async {	2863	(async {
2596	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2864	$Coro::current->{desc} = "enter_exit";
2597		2865
2598	$self->deactivate_recursive; # just to be sure
2599	unless (eval {	2866	unless (eval {
		2867	$self->deactivate_recursive; # just to be sure
		2868
		2869	# random map handling
		2870	{
		2871	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2872
		2873	prepare_random_map $exit
		2874	if $exit->slaying eq "/!";
		2875	}
		2876
		2877	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2878	my $x = $exit->stats->hp;
		2879	my $y = $exit->stats->sp;
		2880
2600	$self->goto ($slaying, $hp, $sp);	2881	$self->goto ($map, $x, $y);
2601		2882
		2883	# if exit is damned, update players death & WoR home-position
		2884	$self->contr->savebed ($map, $x, $y)
		2885	if $exit->flag (cf::FLAG_DAMNED);
		2886
2602	1;	2887	1
2603	}) {	2888	}) {
2604	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2605	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2606	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2607	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2608		2893
2609	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2610	$self->leave_link;	2895	$self->leave_link;
2611	}	2896	}
2612	})->prio (1);	2897	})->prio (1);
2613	}	2898	}
2614		2899
…		…
2626	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2627	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2628		2913
2629	utf8::encode $text;	2914	utf8::encode $text;
2630	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2631	}	2941	}
2632		2942
2633	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2634		2944
2635	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2637	the message, with C<log> being the default. If C<$color> is negative, suppress	2947	the message, with C<log> being the default. If C<$color> is negative, suppress
2638	the message unless the client supports the msg packet.	2948	the message unless the client supports the msg packet.
2639		2949
2640	=cut	2950	=cut
2641		2951
		2952	# non-persistent channels (usually the info channel)
2642	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2643	"c/identify" => {	2960	"c/identify" => {
2644	id => "infobox",	2961	id => "infobox",
2645	title => "Identify",	2962	title => "Identify",
2646	reply => undef,	2963	reply => undef,
2647	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
…		…
2650	id => "infobox",	2967	id => "infobox",
2651	title => "Examine",	2968	title => "Examine",
2652	reply => undef,	2969	reply => undef,
2653	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
2654	},	2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
		2977	},
		2978	"c/book" => {
		2979	id => "infobox",
		2980	title => "Book",
		2981	reply => undef,
		2982	tooltip => "The contents of a note or book",
		2983	},
2655	"c/lookat" => {	2984	"c/lookat" => {
2656	id => "infobox",	2985	id => "infobox",
2657	title => "Look",	2986	title => "Look",
2658	reply => undef,	2987	reply => undef,
2659	tooltip => "What you saw there",	2988	tooltip => "What you saw there",
2660	},	2989	},
		2990	"c/who" => {
		2991	id => "infobox",
		2992	title => "Players",
		2993	reply => undef,
		2994	tooltip => "Shows players who are currently online",
		2995	},
		2996	"c/body" => {
		2997	id => "infobox",
		2998	title => "Body Parts",
		2999	reply => undef,
		3000	tooltip => "Shows which body parts you posess and are available",
		3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
		3038	"c/uptime" => {
		3039	id => "infobox",
		3040	title => "Uptime",
		3041	reply => undef,
		3042	tooltip => "How long the server has been running since last restart",
		3043	},
		3044	"c/mapinfo" => {
		3045	id => "infobox",
		3046	title => "Map Info",
		3047	reply => undef,
		3048	tooltip => "Information related to the maps",
		3049	},
		3050	"c/party" => {
		3051	id => "party",
		3052	title => "Party",
		3053	reply => "gsay ",
		3054	tooltip => "Messages and chat related to your party",
		3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
2661	);	3064	);
2662		3065
2663	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2664	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2665		3068
2666	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2667		3071
2668	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2669		3073
2670	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2671	if ($CHANNEL{$channel}) {	3075	if ($CHANNEL{$channel}) {
2672	$channel = $CHANNEL{$channel};	3076	$channel = $CHANNEL{$channel};
2673		3077
2674	$self->ext_msg (channel_info => $channel)	3078	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676
2677	$channel = $channel->{id};	3079	$channel = $channel->{id};
2678		3080
2679	} elsif (ref $channel) {	3081	} elsif (ref $channel) {
2680	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2681	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2682	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2683	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2684	if $self->can_msg;
2685	}	3086	}
2686		3087
2687	$channel = $channel->{id};	3088	$channel = $channel->{id};
2688	}	3089	}
2689		3090
2690	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2691		3092
2692	if ($self->can_msg) {
2693	# default colour, mask it out	3093	# default colour, mask it out
2694	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2695	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2696		3096
2697	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2698	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2699	} else {	3100	);
2700	if ($color >= 0) {
2701	# replace some tags by gcfclient-compatible ones
2702	for ($msg) {
2703	1 while
2704	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2705	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2706	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2707	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2708	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2709	}
2710		3101
2711	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($pkt);
2712
2713	utf8::encode $msg;
2714
2715	if (0 && $msg =~ /\[/) {
2716	# COMMAND/INFO
2717	$self->send_packet ("drawextinfo $color 10 8 $msg")
2718	} else {
2719	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2720	$self->send_packet ("drawinfo $color $msg")
2721	}
2722	}
2723	}
2724	}	3103	}
2725		3104
2726	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2727		3106
2728	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2731		3110
2732	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2733	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2734		3113
2735	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2737	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2738	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2739	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2740	}	3119	}
2741	}	3120	}
2742		3121
2743	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2744		3123
…		…
2748		3127
2749	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2750	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2751		3130
2752	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2753	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2754	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2755	#TODO: version 1, remove	3134	#TODO: version 1, remove
2756	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2757	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2758	}	3137	}
2759	}	3138	}
2760		3139
2761	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2762		3141
…		…
2833		3212
2834	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
2835	if $reply;	3214	if $reply;
2836		3215
2837	} else {	3216	} else {
2838	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2839	}	3218	}
2840		3219
2841	cf::override;	3220	cf::override;
2842	},	3221	},
2843	);	3222	);
…		…
2863		3242
2864	$coro	3243	$coro
2865	}	3244	}
2866		3245
2867	cf::client->attach (	3246	cf::client->attach (
2868	on_destroy => sub {	3247	on_client_destroy => sub {
2869	my ($ns) = @_;	3248	my ($ns) = @_;
2870		3249
2871	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2872	},	3251	},
2873	);	3252	);
…		…
2889	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
2890		3269
2891	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
2892		3271
2893	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
2894	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
2895	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
2896	sort time	3275	sort time
2897	));	3276	));
2898		3277
2899	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
2902		3281
2903	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
2904		3283
2905	cf::object	3284	cf::object
2906	contr pay_amount pay_player map x y force_find force_add destroy	3285	contr pay_amount pay_player map x y force_find force_add destroy
2907	insert remove name archname title slaying race decrease_ob_nr	3286	insert remove name archname title slaying race decrease split
		3287	value
2908		3288
2909	cf::object::player	3289	cf::object::player
2910	player	3290	player
2911		3291
2912	cf::player	3292	cf::player
…		…
2917		3297
2918	=cut	3298	=cut
2919		3299
2920	for (	3300	for (
2921	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2922	insert remove inv name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
2923	decrease_ob_nr destroy)],	3303	decrease split destroy change_exp value msg lore send_msg)],
2924	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
2925	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
2926	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
2927	) {	3307	) {
2928	no strict 'refs';
2929	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
2930	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2931	for @funs;	3310	for @funs;
2932	}	3311	}
2933		3312
…		…
2948		3327
2949	my $qcode = $code;	3328	my $qcode = $code;
2950	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2951	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
2952		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
2953	local $_;	3335	local $_;
2954	local @safe::cf::_safe_eval_args = values %vars;
2955		3336
2956	my $eval =	3337	my $eval =
2957	"do {\n"	3338	"do {\n"
2958	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2959	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
2960	. $code	3341	. $code
2961	. "\n}"	3342	. "\n}"
2962	;	3343	;
2963		3344
		3345	if ($CFG{safe_eval}) {
2964	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
2965	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2966	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
2967		3354
2968	if ($@) {	3355	if ($@) {
2969	warn "$@";	3356	warn "$@",
2970	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
2971	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
2972	}	3359	}
2973		3360
2974	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
2975	}	3362	}
2976		3363
…		…
2990	=cut	3377	=cut
2991		3378
2992	sub register_script_function {	3379	sub register_script_function {
2993	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
2994		3381
2995	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
2996	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
2997	}	3384	}
2998		3385
2999	=back	3386	=back
3000		3387
3001	=cut	3388	=cut
…		…
3010	# for this (global event?)	3397	# for this (global event?)
3011	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
3012		3399
3013	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3014		3401
3015	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
3016		3403
3017	my $facedata;
3018	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
3019	or die "$path: $!";	3405	or die "$path: $!";
3020		3406
3021	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
3022		3408
3023	$facedata->{version} == 2	3409	$facedata->{version} == 2
3024	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
3025		3411
3026	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3027	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
3028	type => FT_RSRC,	3415	type => FT_RSRC,
3029	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
3030	};	3418	};
3031	cf::cede_to_tick;	3419	cf::cede_to_tick;
3032		3420
3033	{	3421	{
3034	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
3035		3423
3036	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
3037	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3426
3038	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
3039	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
3040	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3041	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3042		3431
3043	cf::cede_to_tick;	3432	cf::cede_to_tick;
3044	}	3433	}
3045		3434
3046	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3047	next unless $info->{smooth};	3436	next unless $info->{smooth};
		3437
3048	my $idx = cf::face::find $face	3438	my $idx = cf::face::find $face
3049	or next;	3439	or next;
		3440
3050	if (my $smooth = cf::face::find $info->{smooth}) {	3441	if (my $smooth = cf::face::find $info->{smooth}) {
3051	cf::face::set_smooth $idx, $smooth;	3442	cf::face::set_smooth $idx, $smooth;
3052	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3443	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3053	} else {	3444	} else {
3054	warn "smooth face '$info->{smooth}' not found for face '$face'";	3445	error "smooth face '$info->{smooth}' not found for face '$face'";
3055	}	3446	}
3056		3447
3057	cf::cede_to_tick;	3448	cf::cede_to_tick;
3058	}	3449	}
3059	}	3450	}
…		…
3068		3459
3069	cf::anim::invalidate_all; # d'oh	3460	cf::anim::invalidate_all; # d'oh
3070	}	3461	}
3071		3462
3072	{	3463	{
3073	# TODO: for gcfclient pleasure, we should give resources
3074	# that gcfclient doesn't grok a >10000 face index.
3075	my $res = $facedata->{resource};	3464	my $res = $facedata->{resource};
3076		3465
3077	my $soundconf = delete $res->{"res/sound.conf"};
3078
3079	while (my ($name, $info) = each %$res) {	3466	while (my ($name, $info) = each %$res) {
		3467	if (defined $info->{type}) {
3080	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3468	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3081	my $data;
3082		3469
3083	if ($info->{type} & 1) {	3470	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3084	# prepend meta info	3471	cf::face::set_type $idx, $info->{type};
3085
3086	my $meta = $enc->encode ({
3087	name => $name,
3088	%{ $info->{meta} || {} },
3089	});
3090
3091	$data = pack "(w/a*)*", $meta, $info->{data};
3092	} else {	3472	} else {
3093	$data = $info->{data};	3473	$RESOURCE{$name} = $info; # unused
3094	}	3474	}
3095		3475
3096	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3097	cf::face::set_type $idx, $info->{type};
3098
3099	cf::cede_to_tick;	3476	cf::cede_to_tick;
3100	}	3477	}
3101
3102	if ($soundconf) {
3103	$soundconf = $enc->decode (delete $soundconf->{data});
3104
3105	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3106	my $sound = $soundconf->{compat}[$_]
3107	or next;
3108
3109	my $face = cf::face::find "sound/$sound->[1]";
3110	cf::sound::set $sound->[0] => $face;
3111	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3112	}
3113
3114	while (my ($k, $v) = each %{$soundconf->{event}}) {
3115	my $face = cf::face::find "sound/$v";
3116	cf::sound::set $k => $face;
3117	}
3118	}
3119	}	3478	}
		3479
		3480	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3120		3481
3121	1	3482	1
3122	}	3483	}
3123		3484
3124	register_exticmd fx_want => sub {	3485	register_exticmd fx_want => sub {
…		…
3126		3487
3127	while (my ($k, $v) = each %$want) {	3488	while (my ($k, $v) = each %$want) {
3128	$ns->fx_want ($k, $v);	3489	$ns->fx_want ($k, $v);
3129	}	3490	}
3130	};	3491	};
		3492
		3493	sub load_resource_file($) {
		3494	my $guard = lock_acquire "load_resource_file";
		3495
		3496	my $status = load_resource_file_ $_[0];
		3497	get_slot 0.1, 100;
		3498	cf::arch::commit_load;
		3499
		3500	$status
		3501	}
3131		3502
3132	sub reload_regions {	3503	sub reload_regions {
3133	# HACK to clear player env face cache, we need some signal framework	3504	# HACK to clear player env face cache, we need some signal framework
3134	# for this (global event?)	3505	# for this (global event?)
3135	%ext::player_env::MUSIC_FACE_CACHE = ();	3506	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3149	}	3520	}
3150		3521
3151	sub reload_archetypes {	3522	sub reload_archetypes {
3152	load_resource_file "$DATADIR/archetypes"	3523	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";	3524	or die "unable to load archetypes\n";
3154	#d# NEED to laod twice to resolve forward references
3155	# this really needs to be done in an extra post-pass
3156	# (which needs to be synchronous, so solve it differently)
3157	load_resource_file "$DATADIR/archetypes"
3158	or die "unable to load archetypes\n";
3159	}	3525	}
3160		3526
3161	sub reload_treasures {	3527	sub reload_treasures {
3162	load_resource_file "$DATADIR/treasures"	3528	load_resource_file "$DATADIR/treasures"
3163	or die "unable to load treasurelists\n";	3529	or die "unable to load treasurelists\n";
3164	}	3530	}
3165		3531
		3532	sub reload_sound {
		3533	trace "loading sound config from $DATADIR/sound\n";
		3534
		3535	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3536	or die "$DATADIR/sound $!";
		3537
		3538	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3539
		3540	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3541	my $sound = $soundconf->{compat}[$_]
		3542	or next;
		3543
		3544	my $face = cf::face::find "sound/$sound->[1]";
		3545	cf::sound::set $sound->[0] => $face;
		3546	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3547	}
		3548
		3549	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3550	my $face = cf::face::find "sound/$v";
		3551	cf::sound::set $k => $face;
		3552	}
		3553	}
		3554
3166	sub reload_resources {	3555	sub reload_resources {
3167	warn "reloading resource files...\n";	3556	trace "reloading resource files...\n";
3168		3557
		3558	reload_exp_table;
		3559	reload_materials;
		3560	reload_facedata;
		3561	reload_sound;
		3562	reload_archetypes;
3169	reload_regions;	3563	reload_regions;
3170	reload_facedata;
3171	#reload_archetypes;#d#
3172	reload_archetypes;
3173	reload_treasures;	3564	reload_treasures;
3174		3565
3175	warn "finished reloading resource files\n";	3566	trace "finished reloading resource files\n";
3176	}
3177
3178	sub init {
3179	reload_resources;
3180	}	3567	}
3181		3568
3182	sub reload_config {	3569	sub reload_config {
3183	open my $fh, "<:utf8", "$CONFDIR/config"	3570	trace "reloading config file...\n";
3184	or return;
3185		3571
3186	local $/;	3572	0 < aio_load "$CONFDIR/config", my $config
3187	*CFG = YAML::Syck::Load <$fh>;	3573	or die "$CONFDIR/config: $!";
3188		3574
		3575	utf8::decode $config;
		3576	*CFG = yaml_load $config;
		3577
3189	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3578	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3190		3579
3191	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3580	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3192	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3581	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3193		3582
3194	if (exists $CFG{mlockall}) {	3583	if (exists $CFG{mlockall}) {
…		…
3198	};	3587	};
3199	warn $@ if $@;	3588	warn $@ if $@;
3200	}	3589	}
3201	}	3590	}
3202		3591
		3592	sub pidfile() {
		3593	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3594	or die "$PIDFILE: $!";
		3595	flock $fh, &Fcntl::LOCK_EX
		3596	or die "$PIDFILE: flock: $!";
		3597	$fh
		3598	}
		3599
		3600	# make sure only one server instance is running at any one time
		3601	sub atomic {
		3602	my $fh = pidfile;
		3603
		3604	my $pid = <$fh>;
		3605	kill 9, $pid if $pid > 0;
		3606
		3607	seek $fh, 0, 0;
		3608	print $fh $$;
		3609	}
		3610
		3611	sub main_loop {
		3612	trace "EV::loop starting\n";
		3613	if (1) {
		3614	EV::loop;
		3615	}
		3616	trace "EV::loop returned\n";
		3617	goto &main_loop unless $REALLY_UNLOOP;
		3618	}
		3619
3203	sub main {	3620	sub main {
		3621	cf::init_globals; # initialise logging
		3622
		3623	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3624	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3625	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3626	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3627
		3628	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3629
3204	# we must not ever block the main coroutine	3630	# we must not ever block the main coroutine
3205	local $Coro::idle = sub {	3631	local $Coro::idle = sub {
3206	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3632	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3207	(async {	3633	(async {
3208	$Coro::current->{desc} = "IDLE BUG HANDLER";	3634	$Coro::current->{desc} = "IDLE BUG HANDLER";
3209	Event::one_event;	3635	EV::loop EV::LOOP_ONESHOT;
3210	})->prio (Coro::PRIO_MAX);	3636	})->prio (Coro::PRIO_MAX);
3211	};	3637	};
3212		3638
		3639	evthread_start IO::AIO::poll_fileno;
		3640
		3641	cf::sync_job {
		3642	cf::incloader::init ();
		3643
		3644	cf::init_anim;
		3645	cf::init_attackmess;
		3646	cf::init_dynamic;
		3647
		3648	cf::load_settings;
		3649
		3650	reload_resources;
3213	reload_config;	3651	reload_config;
3214	db_init;	3652	db_init;
		3653
		3654	cf::init_uuid;
		3655	cf::init_signals;
		3656	cf::init_skills;
		3657
		3658	cf::init_beforeplay;
		3659
		3660	atomic;
		3661
3215	load_extensions;	3662	load_extensions;
3216		3663
3217	$TICK_WATCHER->start;	3664	utime time, time, $RUNTIMEFILE;
3218	Event::loop;	3665
		3666	# no (long-running) fork's whatsoever before this point(!)
		3667	use POSIX ();
		3668	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3669
		3670	cf::_post_init 0;
		3671	};
		3672
		3673	cf::object::thawer::errors_are_fatal 0;
		3674	info "parse errors in files are no longer fatal from this point on.\n";
		3675
		3676	my $free_main; $free_main = EV::idle sub {
		3677	undef $free_main;
		3678	undef &main; # free gobs of memory :)
		3679	};
		3680
		3681	goto &main_loop;
3219	}	3682	}
3220		3683
3221	#############################################################################	3684	#############################################################################
3222	# initialisation and cleanup	3685	# initialisation and cleanup
3223		3686
3224	# install some emergency cleanup handlers	3687	# install some emergency cleanup handlers
3225	BEGIN {	3688	BEGIN {
		3689	our %SIGWATCHER = ();
3226	for my $signal (qw(INT HUP TERM)) {	3690	for my $signal (qw(INT HUP TERM)) {
3227	Event->signal (	3691	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3228	reentrant => 0,
3229	data => WF_AUTOCANCEL,
3230	signal => $signal,
3231	prio => 0,
3232	cb => sub {
3233	cf::cleanup "SIG$signal";	3692	cf::cleanup "SIG$signal";
3234	},
3235	);	3693	};
3236	}	3694	}
3237	}	3695	}
3238		3696
3239	sub write_runtime {	3697	sub write_runtime_sync {
3240	my $runtime = "$LOCALDIR/runtime";	3698	my $t0 = AE::time;
3241		3699
3242	# first touch the runtime file to show we are still running:	3700	# first touch the runtime file to show we are still running:
3243	# the fsync below can take a very very long time.	3701	# the fsync below can take a very very long time.
3244		3702
3245	IO::AIO::aio_utime $runtime, undef, undef;	3703	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3246		3704
3247	my $guard = cf::lock_acquire "write_runtime";	3705	my $guard = cf::lock_acquire "write_runtime";
3248		3706
3249	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3707	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3250	or return;	3708	or return;
3251		3709
3252	my $value = $cf::RUNTIME + 90 + 10;	3710	my $value = $cf::RUNTIME + 90 + 10;
3253	# 10 is the runtime save interval, for a monotonic clock	3711	# 10 is the runtime save interval, for a monotonic clock
3254	# 60 allows for the watchdog to kill the server.	3712	# 60 allows for the watchdog to kill the server.
…		…
3264	aio_utime $fh, undef, undef;	3722	aio_utime $fh, undef, undef;
3265		3723
3266	close $fh	3724	close $fh
3267	or return;	3725	or return;
3268		3726
3269	aio_rename "$runtime~", $runtime	3727	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3270	and return;	3728	and return;
3271		3729
3272	warn "runtime file written.\n";	3730	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3273		3731
3274	1	3732	1
		3733	}
		3734
		3735	our $uuid_lock;
		3736	our $uuid_skip;
		3737
		3738	sub write_uuid_sync($) {
		3739	$uuid_skip ||= $_[0];
		3740
		3741	return if $uuid_lock;
		3742	local $uuid_lock = 1;
		3743
		3744	my $uuid = "$LOCALDIR/uuid";
		3745
		3746	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3747	or return;
		3748
		3749	my $value = uuid_seq uuid_cur;
		3750
		3751	unless ($value) {
		3752	info "cowardly refusing to write zero uuid value!\n";
		3753	return;
		3754	}
		3755
		3756	my $value = uuid_str $value + $uuid_skip;
		3757	$uuid_skip = 0;
		3758
		3759	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3760	and return;
		3761
		3762	# always fsync - this file is important
		3763	aio_fsync $fh
		3764	and return;
		3765
		3766	close $fh
		3767	or return;
		3768
		3769	aio_rename "$uuid~", $uuid
		3770	and return;
		3771
		3772	trace "uuid file written ($value).\n";
		3773
		3774	1
		3775
		3776	}
		3777
		3778	sub write_uuid($$) {
		3779	my ($skip, $sync) = @_;
		3780
		3781	$sync ? write_uuid_sync $skip
		3782	: async { write_uuid_sync $skip };
3275	}	3783	}
3276		3784
3277	sub emergency_save() {	3785	sub emergency_save() {
3278	my $freeze_guard = cf::freeze_mainloop;	3786	my $freeze_guard = cf::freeze_mainloop;
3279		3787
3280	warn "enter emergency perl save\n";	3788	info "emergency_perl_save: enter\n";
		3789
		3790	# this is a trade-off: we want to be very quick here, so
		3791	# save all maps without fsync, and later call a global sync
		3792	# (which in turn might be very very slow)
		3793	local $USE_FSYNC = 0;
3281		3794
3282	cf::sync_job {	3795	cf::sync_job {
		3796	cf::write_runtime_sync; # external watchdog should not bark
		3797
3283	# use a peculiar iteration method to avoid tripping on perl	3798	# use a peculiar iteration method to avoid tripping on perl
3284	# refcount bugs in for. also avoids problems with players	3799	# refcount bugs in for. also avoids problems with players
3285	# and maps saved/destroyed asynchronously.	3800	# and maps saved/destroyed asynchronously.
3286	warn "begin emergency player save\n";	3801	info "emergency_perl_save: begin player save\n";
3287	for my $login (keys %cf::PLAYER) {	3802	for my $login (keys %cf::PLAYER) {
3288	my $pl = $cf::PLAYER{$login} or next;	3803	my $pl = $cf::PLAYER{$login} or next;
3289	$pl->valid or next;	3804	$pl->valid or next;
3290	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3805	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3291	$pl->save;	3806	$pl->save;
3292	}	3807	}
3293	warn "end emergency player save\n";	3808	info "emergency_perl_save: end player save\n";
3294		3809
3295	warn "begin emergency map save\n";	3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
		3812	info "emergency_perl_save: begin map save\n";
3296	for my $path (keys %cf::MAP) {	3813	for my $path (keys %cf::MAP) {
3297	my $map = $cf::MAP{$path} or next;	3814	my $map = $cf::MAP{$path} or next;
3298	$map->valid or next;	3815	$map->valid or next;
3299	$map->save;	3816	$map->save;
3300	}	3817	}
3301	warn "end emergency map save\n";	3818	info "emergency_perl_save: end map save\n";
3302		3819
3303	warn "begin emergency database checkpoint\n";	3820	cf::write_runtime_sync; # external watchdog should not bark
		3821
		3822	info "emergency_perl_save: begin database checkpoint\n";
3304	BDB::db_env_txn_checkpoint $DB_ENV;	3823	BDB::db_env_txn_checkpoint $DB_ENV;
3305	warn "end emergency database checkpoint\n";	3824	info "emergency_perl_save: end database checkpoint\n";
		3825
		3826	info "emergency_perl_save: begin write uuid\n";
		3827	write_uuid_sync 1;
		3828	info "emergency_perl_save: end write uuid\n";
		3829
		3830	cf::write_runtime_sync; # external watchdog should not bark
		3831
		3832	trace "emergency_perl_save: syncing database to disk";
		3833	BDB::db_env_txn_checkpoint $DB_ENV;
		3834
		3835	info "emergency_perl_save: starting sync\n";
		3836	IO::AIO::aio_sync sub {
		3837	info "emergency_perl_save: finished sync\n";
		3838	};
		3839
		3840	cf::write_runtime_sync; # external watchdog should not bark
		3841
		3842	trace "emergency_perl_save: flushing outstanding aio requests";
		3843	while (IO::AIO::nreqs || BDB::nreqs) {
		3844	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3845	}
		3846
		3847	cf::write_runtime_sync; # external watchdog should not bark
3306	};	3848	};
3307		3849
3308	warn "leave emergency perl save\n";	3850	info "emergency_perl_save: leave\n";
3309	}	3851	}
3310		3852
3311	sub post_cleanup {	3853	sub post_cleanup {
3312	my ($make_core) = @_;	3854	my ($make_core) = @_;
3313		3855
		3856	IO::AIO::flush;
		3857
3314	warn Carp::longmess "post_cleanup backtrace"	3858	error Carp::longmess "post_cleanup backtrace"
3315	if $make_core;	3859	if $make_core;
		3860
		3861	my $fh = pidfile;
		3862	unlink $PIDFILE if <$fh> == $$;
		3863	}
		3864
		3865	# a safer delete_package, copied from Symbol
		3866	sub clear_package($) {
		3867	my $pkg = shift;
		3868
		3869	# expand to full symbol table name if needed
		3870	unless ($pkg =~ /^main::.*::$/) {
		3871	$pkg = "main$pkg" if $pkg =~ /^::/;
		3872	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3873	$pkg .= '::' unless $pkg =~ /::$/;
		3874	}
		3875
		3876	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3877	my $stem_symtab = *{$stem}{HASH};
		3878
		3879	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3880	or return;
		3881
		3882	# clear all symbols
		3883	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3884	for my $name (keys %$leaf_symtab) {
		3885	_gv_clear *{"$pkg$name"};
		3886	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3887	}
3316	}	3888	}
3317		3889
3318	sub do_reload_perl() {	3890	sub do_reload_perl() {
3319	# can/must only be called in main	3891	# can/must only be called in main
3320	if ($Coro::current != $Coro::main) {	3892	unless (in_main) {
3321	warn "can only reload from main coroutine";	3893	error "can only reload from main coroutine";
3322	return;	3894	return;
3323	}	3895	}
3324		3896
3325	warn "reloading...";	3897	return if $RELOAD++;
3326		3898
3327	warn "entering sync_job";	3899	my $t1 = AE::time;
3328		3900
		3901	while ($RELOAD) {
		3902	cf::get_slot 0.1, -1, "reload_perl";
		3903	info "perl_reload: reloading...";
		3904
		3905	trace "perl_reload: entering sync_job";
		3906
3329	cf::sync_job {	3907	cf::sync_job {
3330	cf::write_runtime; # external watchdog should not bark
3331	cf::emergency_save;	3908	#cf::emergency_save;
3332	cf::write_runtime; # external watchdog should not bark
3333		3909
3334	warn "syncing database to disk";
3335	BDB::db_env_txn_checkpoint $DB_ENV;
3336
3337	# if anything goes wrong in here, we should simply crash as we already saved
3338
3339	warn "cancelling all WF_AUTOCANCEL watchers";
3340	for (Event::all_watchers) {
3341	$_->cancel if $_->data & WF_AUTOCANCEL;
3342	}
3343
3344	warn "flushing outstanding aio requests";
3345	for (;;) {
3346	BDB::flush;
3347	IO::AIO::flush;
3348	Coro::cede;
3349	last unless IO::AIO::nreqs || BDB::nreqs;
3350	warn "iterate...";
3351	}
3352
3353	++$RELOAD;
3354
3355	warn "cancelling all extension coros";	3910	trace "perl_reload: cancelling all extension coros";
3356	$_->cancel for values %EXT_CORO;	3911	$_->cancel for values %EXT_CORO;
3357	%EXT_CORO = ();	3912	%EXT_CORO = ();
3358		3913
3359	warn "removing commands";	3914	trace "perl_reload: removing commands";
3360	%COMMAND = ();	3915	%COMMAND = ();
3361		3916
3362	warn "removing ext/exti commands";	3917	trace "perl_reload: removing ext/exti commands";
3363	%EXTCMD = ();	3918	%EXTCMD = ();
3364	%EXTICMD = ();	3919	%EXTICMD = ();
3365		3920
3366	warn "unloading/nuking all extensions";	3921	trace "perl_reload: unloading/nuking all extensions";
3367	for my $pkg (@EXTS) {	3922	for my $pkg (@EXTS) {
3368	warn "... unloading $pkg";	3923	trace "... unloading $pkg";
3369		3924
3370	if (my $cb = $pkg->can ("unload")) {	3925	if (my $cb = $pkg->can ("unload")) {
3371	eval {	3926	eval {
3372	$cb->($pkg);	3927	$cb->($pkg);
3373	1	3928	1
3374	} or warn "$pkg unloaded, but with errors: $@";	3929	} or error "$pkg unloaded, but with errors: $@";
		3930	}
		3931
		3932	trace "... clearing $pkg";
		3933	clear_package $pkg;
3375	}	3934	}
3376		3935
3377	warn "... nuking $pkg";
3378	Symbol::delete_package $pkg;
3379	}
3380
3381	warn "unloading all perl modules loaded from $LIBDIR";	3936	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3382	while (my ($k, $v) = each %INC) {	3937	while (my ($k, $v) = each %INC) {
3383	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3384		3939
3385	warn "... unloading $k";	3940	trace "... unloading $k";
3386	delete $INC{$k};	3941	delete $INC{$k};
3387		3942
3388	$k =~ s/\.pm$//;	3943	$k =~ s/\.pm$//;
3389	$k =~ s/\//::/g;	3944	$k =~ s/\//::/g;
3390		3945
3391	if (my $cb = $k->can ("unload_module")) {	3946	if (my $cb = $k->can ("unload_module")) {
3392	$cb->();	3947	$cb->();
		3948	}
		3949
		3950	clear_package $k;
3393	}	3951	}
3394		3952
3395	Symbol::delete_package $k;
3396	}
3397
3398	warn "getting rid of safe::, as good as possible";	3953	trace "perl_reload: getting rid of safe::, as good as possible";
3399	Symbol::delete_package "safe::$_"	3954	clear_package "safe::$_"
3400	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3401		3956
3402	warn "unloading cf.pm \"a bit\"";	3957	trace "perl_reload: unloading cf.pm \"a bit\"";
3403	delete $INC{"cf.pm"};	3958	delete $INC{"cf.pm"};
3404	delete $INC{"cf/pod.pm"};	3959	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3405		3960
3406	# don't, removes xs symbols, too,	3961	# don't, removes xs symbols, too,
3407	# and global variables created in xs	3962	# and global variables created in xs
3408	#Symbol::delete_package __PACKAGE__;	3963	#clear_package __PACKAGE__;
3409		3964
3410	warn "unload completed, starting to reload now";	3965	info "perl_reload: unload completed, starting to reload now";
3411		3966
3412	warn "reloading cf.pm";	3967	trace "perl_reload: reloading cf.pm";
3413	require cf;	3968	require cf;
3414	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3969	cf::_connect_to_perl_1;
3415		3970
3416	warn "loading config and database again";	3971	trace "perl_reload: loading config and database again";
3417	cf::reload_config;	3972	cf::reload_config;
3418		3973
3419	warn "loading extensions";	3974	trace "perl_reload: loading extensions";
3420	cf::load_extensions;	3975	cf::load_extensions;
3421		3976
		3977	if ($REATTACH_ON_RELOAD) {
3422	warn "reattaching attachments to objects/players";	3978	trace "perl_reload: reattaching attachments to objects/players";
3423	_global_reattach; # objects, sockets	3979	_global_reattach; # objects, sockets
3424	warn "reattaching attachments to maps";	3980	trace "perl_reload: reattaching attachments to maps";
3425	reattach $_ for values %MAP;	3981	reattach $_ for values %MAP;
3426	warn "reattaching attachments to players";	3982	trace "perl_reload: reattaching attachments to players";
3427	reattach $_ for values %PLAYER;	3983	reattach $_ for values %PLAYER;
		3984	}
3428		3985
3429	warn "leaving sync_job";	3986	cf::_post_init 1;
3430		3987
		3988	trace "perl_reload: leaving sync_job";
		3989
3431	1	3990	1
3432	} or do {	3991	} or do {
3433	warn $@;	3992	error $@;
3434	warn "error while reloading, exiting.";	3993	cf::cleanup "perl_reload: error, exiting.";
3435	exit 1;	3994	};
		3995
		3996	--$RELOAD;
3436	};	3997	}
3437		3998
3438	warn "reloaded";	3999	$t1 = AE::time - $t1;
		4000	info "perl_reload: completed in ${t1}s\n";
3439	};	4001	};
3440		4002
3441	our $RELOAD_WATCHER; # used only during reload	4003	our $RELOAD_WATCHER; # used only during reload
3442		4004
3443	sub reload_perl() {	4005	sub reload_perl() {
3444	# doing reload synchronously and two reloads happen back-to-back,	4006	# doing reload synchronously and two reloads happen back-to-back,
3445	# coro crashes during coro_state_free->destroy here.	4007	# coro crashes during coro_state_free->destroy here.
3446		4008
3447	$RELOAD_WATCHER ||= Event->timer (	4009	$RELOAD_WATCHER ||= cf::async {
3448	reentrant => 0,	4010	Coro::AIO::aio_wait cache_extensions;
3449	after => 0,	4011
3450	data => WF_AUTOCANCEL,	4012	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3451	cb => sub {
3452	do_reload_perl;	4013	do_reload_perl;
3453	undef $RELOAD_WATCHER;	4014	undef $RELOAD_WATCHER;
3454	},	4015	};
3455	);	4016	};
3456	}	4017	}
3457		4018
3458	register_command "reload" => sub {	4019	register_command "reload" => sub {
3459	my ($who, $arg) = @_;	4020	my ($who, $arg) = @_;
3460		4021
…		…
3465	reload_perl;	4026	reload_perl;
3466	};	4027	};
3467	}	4028	}
3468	};	4029	};
3469		4030
3470	unshift @INC, $LIBDIR;	4031	#############################################################################
3471		4032
3472	my $bug_warning = 0;	4033	my $bug_warning = 0;
3473		4034
3474	our @WAIT_FOR_TICK;	4035	our @WAIT_FOR_TICK;
3475	our @WAIT_FOR_TICK_BEGIN;	4036	our @WAIT_FOR_TICK_BEGIN;
3476		4037
3477	sub wait_for_tick {	4038	sub wait_for_tick() {
3478	return unless $TICK_WATCHER->is_active;
3479	return if $Coro::current == $Coro::main;	4039	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3480		4040
3481	my $signal = new Coro::Signal;	4041	my $signal = new Coro::Signal;
3482	push @WAIT_FOR_TICK, $signal;	4042	push @WAIT_FOR_TICK, $signal;
3483	$signal->wait;	4043	$signal->wait;
3484	}	4044	}
3485		4045
3486	sub wait_for_tick_begin {	4046	sub wait_for_tick_begin() {
3487	return unless $TICK_WATCHER->is_active;
3488	return if $Coro::current == $Coro::main;	4047	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3489		4048
3490	my $signal = new Coro::Signal;	4049	my $signal = new Coro::Signal;
3491	push @WAIT_FOR_TICK_BEGIN, $signal;	4050	push @WAIT_FOR_TICK_BEGIN, $signal;
3492	$signal->wait;	4051	$signal->wait;
3493	}	4052	}
3494		4053
3495	$TICK_WATCHER = Event->timer (	4054	sub tick {
3496	reentrant => 0,
3497	parked => 1,
3498	prio => 0,
3499	at => $NEXT_TICK || $TICK,
3500	data => WF_AUTOCANCEL,
3501	cb => sub {
3502	if ($Coro::current != $Coro::main) {	4055	if ($Coro::current != $Coro::main) {
3503	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4056	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3504	unless ++$bug_warning > 10;	4057	unless ++$bug_warning > 10;
3505	return;	4058	return;
3506	}	4059	}
3507		4060
3508	$NOW = $tick_start = Event::time;
3509
3510	cf::server_tick; # one server iteration	4061	cf::server_tick; # one server iteration
3511		4062
3512	$RUNTIME += $TICK;	4063	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3513	$NEXT_TICK += $TICK;
3514		4064
3515	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4065	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3516	$NEXT_RUNTIME_WRITE = $NOW + 10;	4066	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3517	Coro::async_pool {	4067	Coro::async_pool {
3518	$Coro::current->{desc} = "runtime saver";	4068	$Coro::current->{desc} = "runtime saver";
3519	write_runtime	4069	write_runtime_sync
3520	or warn "ERROR: unable to write runtime file: $!";	4070	or error "ERROR: unable to write runtime file: $!";
3521	};
3522	}	4071	};
		4072	}
3523		4073
3524	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4074	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3525	$sig->send;	4075	$sig->send;
3526	}	4076	}
3527	while (my $sig = shift @WAIT_FOR_TICK) {	4077	while (my $sig = shift @WAIT_FOR_TICK) {
3528	$sig->send;	4078	$sig->send;
3529	}	4079	}
3530		4080
3531	$NOW = Event::time;	4081	$LOAD = ($NOW - $TICK_START) / $TICK;
3532
3533	# if we are delayed by four ticks or more, skip them all
3534	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3535
3536	$TICK_WATCHER->at ($NEXT_TICK);
3537	$TICK_WATCHER->start;
3538
3539	$LOAD = ($NOW - $tick_start) / $TICK;
3540	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4082	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3541		4083
3542	_post_tick;	4084	if (0) {
		4085	if ($NEXT_TICK) {
		4086	my $jitter = $TICK_START - $NEXT_TICK;
		4087	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4088	debug "jitter $JITTER\n";#d#
		4089	}
3543	},	4090	}
3544	);	4091	}
3545		4092
3546	{	4093	{
		4094	# configure BDB
		4095
3547	BDB::min_parallel 8;	4096	BDB::min_parallel 16;
3548	BDB::max_poll_time $TICK * 0.1;	4097	BDB::max_poll_reqs $TICK * 0.1;
3549	$BDB_POLL_WATCHER = Event->io (	4098	$AnyEvent::BDB::WATCHER->priority (1);
3550	reentrant => 0,
3551	fd => BDB::poll_fileno,
3552	poll => 'r',
3553	prio => 0,
3554	data => WF_AUTOCANCEL,
3555	cb => \&BDB::poll_cb,
3556	);
3557
3558	BDB::set_sync_prepare {
3559	my $status;
3560	my $current = $Coro::current;
3561	(
3562	sub {
3563	$status = $!;
3564	$current->ready; undef $current;
3565	},
3566	sub {
3567	Coro::schedule while defined $current;
3568	$! = $status;
3569	},
3570	)
3571	};
3572		4099
3573	unless ($DB_ENV) {	4100	unless ($DB_ENV) {
3574	$DB_ENV = BDB::db_env_create;	4101	$DB_ENV = BDB::db_env_create;
3575	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4102	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3576	| BDB::LOG_AUTOREMOVE, 1);	4103	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4104	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3577	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4105	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3578	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4106	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3579		4107
3580	cf::sync_job {	4108	cf::sync_job {
3581	eval {	4109	eval {
…		…
3591		4119
3592	cf::cleanup "db_env_open(db): $@" if $@;	4120	cf::cleanup "db_env_open(db): $@" if $@;
3593	};	4121	};
3594	}	4122	}
3595		4123
3596	$BDB_DEADLOCK_WATCHER = Event->timer (	4124	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3597	after => 3,
3598	interval => 1,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4125	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3604	},
3605	);	4126	};
3606	$BDB_CHECKPOINT_WATCHER = Event->timer (	4127	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3607	after => 11,
3608	interval => 60,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4128	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3614	},
3615	);	4129	};
3616	$BDB_TRICKLE_WATCHER = Event->timer (	4130	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3617	after => 5,
3618	interval => 10,
3619	hard => 1,
3620	prio => 0,
3621	data => WF_AUTOCANCEL,
3622	cb => sub {
3623	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4131	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3624	},
3625	);	4132	};
3626	}	4133	}
3627		4134
3628	{	4135	{
		4136	# configure IO::AIO
		4137
3629	IO::AIO::min_parallel 8;	4138	IO::AIO::min_parallel 8;
3630
3631	undef $Coro::AIO::WATCHER;
3632	IO::AIO::max_poll_time $TICK * 0.1;	4139	IO::AIO::max_poll_time $TICK * 0.1;
3633	$AIO_POLL_WATCHER = Event->io (	4140	undef $AnyEvent::AIO::WATCHER;
3634	reentrant => 0,
3635	data => WF_AUTOCANCEL,
3636	fd => IO::AIO::poll_fileno,
3637	poll => 'r',
3638	prio => 0,
3639	cb => \&IO::AIO::poll_cb,
3640	);
3641	}	4141	}
3642		4142
3643	my $_log_backtrace;	4143	our $_log_backtrace;
		4144	our $_log_backtrace_last;
3644		4145
3645	sub _log_backtrace {	4146	sub _log_backtrace {
3646	my ($msg, @addr) = @_;	4147	my ($msg, @addr) = @_;
3647		4148
3648	$msg =~ s/\n//;	4149	$msg =~ s/\n$//;
3649		4150
		4151	if ($_log_backtrace_last eq $msg) {
		4152	LOG llevInfo, "[ABT] $msg\n";
		4153	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3650	# limit the # of concurrent backtraces	4154	# limit the # of concurrent backtraces
3651	if ($_log_backtrace < 2) {	4155	} elsif ($_log_backtrace < 2) {
		4156	$_log_backtrace_last = $msg;
3652	++$_log_backtrace;	4157	++$_log_backtrace;
		4158	my $perl_bt = Carp::longmess $msg;
3653	async {	4159	async {
3654	$Coro::current->{desc} = "abt $msg";	4160	$Coro::current->{desc} = "abt $msg";
3655		4161
3656	my @bt = fork_call {	4162	my @bt = fork_call {
3657	@addr = map { sprintf "%x", $_ } @addr;	4163	@addr = map { sprintf "%x", $_ } @addr;
…		…
3668	}	4174	}
3669		4175
3670	@funcs	4176	@funcs
3671	};	4177	};
3672		4178
3673	LOG llevInfo, "[ABT] $msg\n";	4179	LOG llevInfo, "[ABT] $perl_bt\n";
		4180	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3674	LOG llevInfo, "[ABT] $_\n" for @bt;	4181	LOG llevInfo, "[ABT] $_\n" for @bt;
3675	--$_log_backtrace;	4182	--$_log_backtrace;
3676	};	4183	};
3677	} else {	4184	} else {
3678	LOG llevInfo, "[ABT] $msg\n";	4185	LOG llevInfo, "[ABT] $msg\n";
3679	LOG llevInfo, "[ABT] [suppressed]\n";	4186	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3680	}	4187	}
3681	}	4188	}
3682		4189
3683	# load additional modules	4190	# load additional modules
3684	use cf::pod;	4191	require "cf/$_.pm" for @EXTRA_MODULES;
		4192	cf::_connect_to_perl_2;
3685		4193
3686	END { cf::emergency_save }	4194	END { cf::emergency_save }
3687		4195
3688	1	4196	1
3689		4197

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