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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.388 by root, Thu Oct 18 02:56:13 2007 UTC vs.
Revision 1.554 by root, Sat Jun 26 22:10:18 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use 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	if (Coro::nready) {	578	if (Coro::nready) {
450	Coro::cede_notself;	579	Coro::cede_notself;
451	} else {	580	} else {
452	Event::one_event;	581	EV::loop EV::LOOP_ONESHOT;
453	}	582	}
454	}	583	}
455		584
456	$time = Event::time - $time;	585	my $time = AE::time - $time;
457		586
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
462		588
463	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
464	} else {	590	} else {
465	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
466		592
…		…
486	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
487		613
488	$coro	614	$coro
489	}	615	}
490		616
491	=item fork_call { }, $args	617	=item fork_call { }, @args
492		618
493	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
494	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
495	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
496	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
497		623
498	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
499		629
500	sub fork_call(&@) {	630	sub fork_call(&@) {
501	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
502		632
503	# 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,
504	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
506		636
507	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
508	reset_signals;	638	cf::post_fork;
509	&$cb	639	&$cb
510	}, @args;	640	} @args;
511		641
512	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
513	}	681	}
514		682
515	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
516		684
517	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
527	within each server.	695	within each server.
528		696
529	=cut	697	=cut
530		698
531	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
532	my ($name) = @_;	703	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
534		705
535	eval {	706	eval {
536	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
546	}	717	}
547		718
548	our $DB;	719	our $DB;
549		720
550	sub db_init {	721	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	722	$DB ||= db_table "db";
553	};
554	}	723	}
555		724
556	sub db_get($$) {	725	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
558		727
559	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
560	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
561		732
562	$! ? ()	733	$! ? ()
563	: $data	734	: $data
564	}
565	}	735	}
566		736
567	sub db_put($$$) {	737	sub db_put($$$) {
568	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
625		795
626	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	797	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
629		799
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		801
632	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
635		805
…		…
645		815
646	=cut	816	=cut
647		817
648	sub datalog($@) {	818	sub datalog($@) {
649	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	821	}
652		822
653	=back	823	=back
654		824
655	=cut	825	=cut
656		826
657	#############################################################################	827	#############################################################################
658		828
659	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
660		830
661	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
662	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")
663	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
664		834
665	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>
666	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
667	Crossfire TRT).	837	Deliantra).
668		838
669	=over 4	839	=over 4
670		840
671	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
672		842
…		…
716	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
717		887
718	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
719	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
720		890
721	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
722	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.
723		893
724	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
725		895
726	=over 4	896	=over 4
…		…
850		1020
851	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1023
854	} elsif (ref $type) {	1024	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
856		1026
857	} else {	1027	} else {
858	shift @arg;	1028	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
860	}	1030	}
861	}	1031	}
862	}	1032	}
863		1033
864	sub _object_attach {	1034	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
875	}	1045	}
876		1046
877	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
878	} else {	1048	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1050	}
881		1051
882	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
883	}	1053	}
884		1054
…		…
943		1113
944	for (@$callbacks) {	1114	for (@$callbacks) {
945	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
946		1116
947	if ($@) {	1117	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1119	override;
951	}	1120	}
952		1121
953	return 1 if $override;	1122	return 1 if $override;
954	}	1123	}
955		1124
956	0	1125	0
957	}	1126	}
958		1127
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1129
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1131
963	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
964		1133
…		…
1017		1186
1018	sub reattach {	1187	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1189	my ($obj) = @_;
1021		1190
		1191	# no longer needed after getting rid of delete_package?
1022	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
1023		1193
1024	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
1025		1195
1026	@$registry = ();	1196	@$registry = ();
1027		1197
…		…
1032	for (@$attach) {	1202	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1035	}	1205	}
1036	} else {	1206	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1208	}
1039	}	1209	}
1040	}	1210	}
1041		1211
1042	cf::attachable->attach (	1212	cf::attachable->attach (
1043	prio => -1000000,	1213	prio => -1000000,
1044	on_instantiate => sub {	1214	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1046		1216
1047	$data = from_json $data;	1217	$data = decode_json $data;
1048		1218
1049	for (@$data) {	1219	for (@$data) {
1050	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1051		1221
1052	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1070		1240
1071	sync_job {	1241	sync_job {
1072	if (length $$rdata) {	1242	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1076		1247
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	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	}
1081	close $fh;	1255	aio_close $fh;
1082		1256
1083	if (@$objs) {	1257	if (@$objs) {
1084	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) {
1085	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1088	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	}
1089	close $fh;	1266	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1268	}
1092	} else {	1269	} else {
1093	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1094	}	1271	}
1095		1272
1096	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1277	} else {
1098	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1099	}	1279	}
1100	} else {	1280	} else {
1101	aio_unlink $filename;	1281	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1103	}	1283	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1307	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1308	$av = $st->{objs};
1129	}	1309	}
1130		1310
1131	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1134		1315
1135	($data, $av)	1316	($data, $av)
1136	}	1317	}
1137		1318
1138	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1195		1376
1196	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1197	}	1378	}
1198		1379
		1380	use File::Glob ();
		1381
1199	cf::player->attach (	1382	cf::player->attach (
1200	on_command => sub {	1383	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1202		1385
1203	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1204	or return;	1387	or return;
1205		1388
…		…
1228		1411
1229	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1230	if $reply;	1413	if $reply;
1231		1414
1232	} else {	1415	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1417	}
1235		1418
1236	cf::override;	1419	cf::override;
1237	},	1420	},
1238	);	1421	);
1239		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
1240	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1241	cf::sync_job {	1439	cf::sync_job {
1242	my %todo;	1440	my %todo;
1243		1441
1244	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1443	next unless -r $path;
…		…
1263		1461
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1464
1267	$ext{source} =	1465	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1270	. $source	1468	. $source
1271	. "\n};\n1";	1469	. "\n};\n1";
1272		1470
1273	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1274	}	1472	}
1275		1473
		1474	my $pass = 0;
1276	my %done;	1475	my %done;
1277	while (%todo) {	1476	while (%todo) {
1278	my $progress;	1477	my $progress;
1279		1478
		1479	++$pass;
		1480
		1481	ext:
1280	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1484	next ext
1283	unless exists $done{$_};	1485	unless exists $done{$_};
1284	}	1486	}
1285		1487
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1489
1288	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1293	warn $msg;	1497
1294	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1499	delete $todo{$k};
1296	}	1500	} else {
1297		1501	$done{$k} = delete $todo{$k};
1298	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1299	}	1507	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1508	}
1305		1509
1306	skip:	1510	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	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	}
1309	}	1518	}
1310	};	1519	};
1311	}	1520	}
1312		1521
1313	#############################################################################	1522	#############################################################################
1314		1523
1315	=back	1524	=back
1316		1525
1317	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1318		1527
1319	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1320		1529
1321	=cut	1530	=cut
1322		1531
1323	package cf::player;	1532	package cf::player;
1324		1533
…		…
1367		1576
1368	sub exists($) {	1577	sub exists($) {
1369	my ($login) = @_;	1578	my ($login) = @_;
1370		1579
1371	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1373	}	1582	}
1374		1583
1375	sub find($) {	1584	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1586	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1599	or return;
1391		1600
1392	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1393	or return;	1602	or return;
		1603
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1397	}	1607	}
1398	}	1608	}
1399	}	1609	}
1400		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
1401	sub save($) {	1624	sub save($) {
1402	my ($pl) = @_;	1625	my ($pl) = @_;
1403		1626
1404	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1405		1628
…		…
1408		1631
1409	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1410		1633
1411	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1412	$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];
1413		1641
1414	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1643	cf::cede_to_tick;
1416	}	1644	}
1417		1645
…		…
1449	my ($pl) = @_;	1677	my ($pl) = @_;
1450		1678
1451	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1452		1680
1453	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1454	$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
1455		1683
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1459	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1460		1692
1461	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1501		1733
1502	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1503	my $path = path $login;	1735	my $path = path $login;
1504		1736
1505	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1743	}
1511		1744
…		…
1515		1748
1516	\@logins	1749	\@logins
1517	}	1750	}
1518		1751
1519	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1520		1755
1521	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1522	player. May block.	1757	player. May block.
1523		1758
1524	=cut	1759	=cut
…		…
1542	}	1777	}
1543		1778
1544	\@paths	1779	\@paths
1545	}	1780	}
1546		1781
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1783
1549	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1785
1598	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1599		1787
1600	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1601		1789
…		…
1633		1821
1634	=cut	1822	=cut
1635		1823
1636	sub find_by_path($) {	1824	sub find_by_path($) {
1637	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1638		1828
1639	my ($match, $specificity);	1829	my ($match, $specificity);
1640		1830
1641	for my $region (list) {	1831	for my $region (list) {
1642	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1668	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1670		1860
1671	sub generate_random_map {	1861	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1673	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1867	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp,
		1869	$rmp->{wall_name}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1870	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1871	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},	1872	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},	1873	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1874	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1875	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1682	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1876	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1683	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1877	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1684	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1878	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1685	(cf::region::find $rmp->{region}), $rmp->{custom}	1879	(cf::region::find $rmp->{region})
1686	)	1880	)
1687	}	1881	}
1688		1882
1689	=item cf::map->register ($regex, $prio)	1883	=item cf::map->register ($regex, $prio)
1690		1884
…		…
1696		1890
1697	sub register {	1891	sub register {
1698	my (undef, $regex, $prio) = @_;	1892	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	1893	my $pkg = caller;
1700		1894
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	1895	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		1896
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1897	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	1898	}
1706		1899
1707	# also paths starting with '/'	1900	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1901	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		1902
1710	sub thawer_merge {	1903	sub thawer_merge {
1711	my ($self, $merge) = @_;	1904	my ($self, $merge) = @_;
1712		1905
1713	# we have to keep some variables in memory intact	1906	# we have to keep some variables in memory intact
…		…
1718	}	1911	}
1719		1912
1720	sub normalise {	1913	sub normalise {
1721	my ($path, $base) = @_;	1914	my ($path, $base) = @_;
1722		1915
1723	$path = "$path"; # make sure its a string	1916	$path = "$path"; # make sure it's a string
1724		1917
1725	$path =~ s/\.map$//;	1918	$path =~ s/\.map$//;
1726		1919
1727	# map plan:	1920	# map plan:
1728	#	1921	#
…		…
1743	$base =~ s{[^/]+/?$}{};	1936	$base =~ s{[^/]+/?$}{};
1744	$path = "$base/$path";	1937	$path = "$base/$path";
1745	}	1938	}
1746		1939
1747	for ($path) {	1940	for ($path) {
1748	redo if s{//}{/};
1749	redo if s{/\.?/}{/};	1941	redo if s{/\.?/}{/};
1750	redo if s{/[^/]+/\.\./}{/};	1942	redo if s{/[^/]+/\.\./}{/};
1751	}	1943	}
1752		1944
1753	$path	1945	$path
…		…
1767	$self->init; # pass $1 etc.	1959	$self->init; # pass $1 etc.
1768	return $self;	1960	return $self;
1769	}	1961	}
1770	}	1962	}
1771		1963
1772	Carp::cluck "unable to resolve path '$path' (base '$base').";	1964	Carp::cluck "unable to resolve path '$path' (base '$base')";
1773	()	1965	()
1774	}	1966	}
1775		1967
1776	sub init {	1968	sub init {
1777	my ($self) = @_;	1969	my ($self) = @_;
…		…
1799		1991
1800	# the temporary/swap location	1992	# the temporary/swap location
1801	sub save_path {	1993	sub save_path {
1802	my ($self) = @_;	1994	my ($self) = @_;
1803		1995
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1996	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1997	"$TMPDIR/$path.map"
1806	}	1998	}
1807		1999
1808	# the unique path, undef == no special unique path	2000	# the unique path, undef == no special unique path
1809	sub uniq_path {	2001	sub uniq_path {
1810	my ($self) = @_;	2002	my ($self) = @_;
1811		2003
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2004	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	2005	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	2006	}
1824		2007
1825	sub decay_objects {	2008	sub decay_objects {
1826	my ($self) = @_;	2009	my ($self) = @_;
1827		2010
…		…
1909		2092
1910	sub find;	2093	sub find;
1911	sub find {	2094	sub find {
1912	my ($path, $origin) = @_;	2095	my ($path, $origin) = @_;
1913		2096
		2097	cf::cede_to_tick;
		2098
1914	$path = normalise $path, $origin && $origin->path;	2099	$path = normalise $path, $origin && $origin->path;
1915		2100
1916	cf::lock_wait "map_data:$path";#d#remove	2101	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2102	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2103
1919	$cf::MAP{$path} || do {	2104	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2105	my $map = new_from_path cf::map $path
1924	or return;	2106	or return;
1925		2107
1926	$map->{last_save} = $cf::RUNTIME;	2108	$map->{last_save} = $cf::RUNTIME;
1927		2109
…		…
1929	or return;	2111	or return;
1930		2112
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2113	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2114	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2115	#$cf::WAIT_FOR_TICK->wait;
		2116	undef $guard2;
1934	undef $guard1;	2117	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2118	$map->reset;
1937	return find $path;	2119	return find $path;
1938	}	2120	}
1939		2121
1940	$cf::MAP{$path} = $map	2122	$cf::MAP{$path} = $map
1941	}	2123	}
1942	}	2124	}
1943		2125
1944	sub pre_load { }	2126	sub pre_load { }
1945	sub post_load { }	2127	#sub post_load { } # XS
1946		2128
1947	sub load {	2129	sub load {
1948	my ($self) = @_;	2130	my ($self) = @_;
1949		2131
1950	local $self->{deny_reset} = 1; # loading can take a long time	2132	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2149	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2150	$f->skip_block;
1969	$self->_load_objects ($f)	2151	$self->_load_objects ($f)
1970	or return;	2152	or return;
1971		2153
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2154	$self->post_load_original
1973	if delete $self->{load_original};	2155	if delete $self->{load_original};
1974		2156
1975	if (my $uniq = $self->uniq_path) {	2157	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2158	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2159	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2177	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2178	$self->decay_objects;
1997	$self->fix_auto_apply;	2179	$self->fix_auto_apply;
1998	$self->update_buttons;	2180	$self->update_buttons;
1999	cf::cede_to_tick;	2181	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2182	$self->activate;
2003	}	2183	}
2004		2184
2005	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2186	$self->last_access ($cf::RUNTIME);
2007		2187
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2188	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2189	}
2010		2190
2011	$self->post_load;	2191	$self->post_load;
2012	}
2013		2192
		2193	1
		2194	}
		2195
		2196	# customize the map for a given player, i.e.
		2197	# return the _real_ map. used by e.g. per-player
		2198	# maps to change the path to ~playername/mappath
2014	sub customise_for {	2199	sub customise_for {
2015	my ($self, $ob) = @_;	2200	my ($self, $ob) = @_;
2016		2201
2017	return find "~" . $ob->name . "/" . $self->{path}	2202	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2203	if $self->per_player;
…		…
2034	or next;	2219	or next;
2035	$neigh = find $neigh, $map	2220	$neigh = find $neigh, $map
2036	or next;	2221	or next;
2037	$neigh->load;	2222	$neigh->load;
2038		2223
		2224	# now find the diagonal neighbours
2039	push @neigh,	2225	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2226	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2227	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}	2228	}
2043		2229
…		…
2050	}	2236	}
2051		2237
2052	sub find_sync {	2238	sub find_sync {
2053	my ($path, $origin) = @_;	2239	my ($path, $origin) = @_;
2054		2240
2055	cf::sync_job { find $path, $origin }	2241	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2242	if $Coro::current == $Coro::main;
		2243
		2244	find $path, $origin
2056	}	2245	}
2057		2246
2058	sub do_load_sync {	2247	sub do_load_sync {
2059	my ($map) = @_;	2248	my ($map) = @_;
2060		2249
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2250	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2251	if $Coro::current == $Coro::main;
2063		2252
2064	cf::sync_job { $map->load };	2253	$map->load;
2065	}	2254	}
2066		2255
2067	our %MAP_PREFETCH;	2256	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2257	our $MAP_PREFETCHER = undef;
2069		2258
…		…
2071	my ($path, $origin, $load) = @_;	2260	my ($path, $origin, $load) = @_;
2072		2261
2073	$path = normalise $path, $origin && $origin->{path};	2262	$path = normalise $path, $origin && $origin->{path};
2074		2263
2075	if (my $map = $cf::MAP{$path}) {	2264	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2265	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2266	}
2078		2267
2079	$MAP_PREFETCH{$path} |= $load;	2268	$MAP_PREFETCH{$path} |= $load;
2080		2269
2081	$MAP_PREFETCHER ||= cf::async {	2270	$MAP_PREFETCHER ||= cf::async {
…		…
2095	$MAP_PREFETCHER->prio (6);	2284	$MAP_PREFETCHER->prio (6);
2096		2285
2097	()	2286	()
2098	}	2287	}
2099		2288
		2289	# common code, used by both ->save and ->swapout
2100	sub save {	2290	sub _save {
2101	my ($self) = @_;	2291	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2292
2105	$self->{last_save} = $cf::RUNTIME;	2293	$self->{last_save} = $cf::RUNTIME;
2106		2294
2107	return unless $self->dirty;	2295	return unless $self->dirty;
2108		2296
…		…
2117		2305
2118	cf::async {	2306	cf::async {
2119	$Coro::current->{desc} = "map player save";	2307	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2308	$_->contr->save for $self->players;
2121	};	2309	};
		2310
		2311	cf::get_slot 0.02;
2122		2312
2123	if ($uniq) {	2313	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2315	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2316	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2317	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2128	}	2318	}
2129	}	2319	}
2130		2320
		2321	sub save {
		2322	my ($self) = @_;
		2323
		2324	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2325
		2326	$self->_save;
		2327	}
		2328
2131	sub swap_out {	2329	sub swap_out {
2132	my ($self) = @_;	2330	my ($self) = @_;
2133		2331
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2332	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2333
		2334	return if $self->in_memory != cf::MAP_ACTIVE;
		2335	return if $self->{deny_save};
2139	return if $self->players;	2336	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;
2141	return if $self->{deny_save};
2142		2337
		2338	# first deactivate the map and "unlink" it from the core
		2339	$self->deactivate;
		2340	$_->clear_links_to ($self) for values %cf::MAP;
2143	$self->in_memory (cf::MAP_SWAPPED);	2341	$self->in_memory (cf::MAP_SWAPPED);
		2342
		2343	# then atomically save
		2344	$self->_save;
		2345
		2346	# then free the map
		2347	$self->clear;
		2348	}
		2349
		2350	sub reset_at {
		2351	my ($self) = @_;
		2352
		2353	# TODO: safety, remove and allow resettable per-player maps
		2354	return 1e99 if $self->{deny_reset};
		2355
		2356	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2357	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2358
		2359	$time + $to
		2360	}
		2361
		2362	sub should_reset {
		2363	my ($self) = @_;
		2364
		2365	$self->reset_at <= $cf::RUNTIME
		2366	}
		2367
		2368	sub reset {
		2369	my ($self) = @_;
		2370
		2371	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2372
		2373	return if $self->players;
		2374
		2375	cf::trace "resetting map ", $self->path, "\n";
		2376
		2377	$self->in_memory (cf::MAP_SWAPPED);
		2378
		2379	# need to save uniques path
		2380	unless ($self->{deny_save}) {
		2381	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2382
		2383	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2384	if $uniq;
		2385	}
		2386
		2387	delete $cf::MAP{$self->path};
2144		2388
2145	$self->deactivate;	2389	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2390	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2391	$self->clear;
2148	}
2149
2150	sub reset_at {
2151	my ($self) = @_;
2152
2153	# TODO: safety, remove and allow resettable per-player maps
2154	return 1e99 if $self->{deny_reset};
2155
2156	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2157	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2158
2159	$time + $to
2160	}
2161
2162	sub should_reset {
2163	my ($self) = @_;
2164
2165	$self->reset_at <= $cf::RUNTIME
2166	}
2167
2168	sub reset {
2169	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172
2173	return if $self->players;
2174
2175	warn "resetting map ", $self->path;
2176
2177	$self->in_memory (cf::MAP_SWAPPED);
2178
2179	# need to save uniques path
2180	unless ($self->{deny_save}) {
2181	my $uniq = $self->uniq_path; utf8::encode $uniq;
2182
2183	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2184	if $uniq;
2185	}
2186
2187	delete $cf::MAP{$self->path};
2188
2189	$self->deactivate;
2190	$_->clear_links_to ($self) for values %cf::MAP;
2191	$self->clear;
2192		2392
2193	$self->unlink_save;	2393	$self->unlink_save;
2194	$self->destroy;	2394	$self->destroy;
2195	}	2395	}
2196		2396
…		…
2204		2404
2205	delete $cf::MAP{$self->path};	2405	delete $cf::MAP{$self->path};
2206		2406
2207	$self->unlink_save;	2407	$self->unlink_save;
2208		2408
2209	bless $self, "cf::map";	2409	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2410	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2411	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2412	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2413	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2414
…		…
2263		2463
2264	sub unique_maps() {	2464	sub unique_maps() {
2265	[	2465	[
2266	map {	2466	map {
2267	utf8::decode $_;	2467	utf8::decode $_;
2268	/\.map$/	2468	s/\.map$//; # TODO future compatibility hack
		2469	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2470	? ()
2269	? normalise $_	2471	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2472	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2473	]
2273	}	2474	}
2274		2475
2275	package cf;	2476	=item cf::map::static_maps
		2477
		2478	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2479	file in the shared directory excluding F</styles> and F</editor>). May
		2480	block.
		2481
		2482	=cut
		2483
		2484	sub static_maps() {
		2485	my @dirs = "";
		2486	my @maps;
		2487
		2488	while (@dirs) {
		2489	my $dir = shift @dirs;
		2490
		2491	next if $dir eq "/styles" || $dir eq "/editor";
		2492
		2493	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2494	or return;
		2495
		2496	for (@$files) {
		2497	s/\.map$// or next;
		2498	utf8::decode $_;
		2499	push @maps, "$dir/$_";
		2500	}
		2501
		2502	push @dirs, map "$dir/$_", @$dirs;
		2503	}
		2504
		2505	\@maps
		2506	}
2276		2507
2277	=back	2508	=back
2278		2509
2279	=head3 cf::object	2510	=head3 cf::object
2280		2511
…		…
2284		2515
2285	=over 4	2516	=over 4
2286		2517
2287	=item $ob->inv_recursive	2518	=item $ob->inv_recursive
2288		2519
2289	Returns the inventory of the object _and_ their inventories, recursively.	2520	Returns the inventory of the object I<and> their inventories, recursively,
		2521	but I<not> the object itself.
2290		2522
2291	=cut	2523	=cut
2292		2524
2293	sub inv_recursive_;	2525	sub inv_recursive_;
2294	sub inv_recursive_ {	2526	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2531	inv_recursive_ inv $_[0]
2300	}	2532	}
2301		2533
2302	=item $ref = $ob->ref	2534	=item $ref = $ob->ref
2303		2535
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2536	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2537
2306	=item $ob = cf::object::deref ($refstring)	2538	=item $ob = cf::object::deref ($refstring)
2307		2539
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2540	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2541	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2573	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2574	dialogue with the given NPC character.
2343		2575
2344	=cut	2576	=cut
2345		2577
		2578	our $SAY_CHANNEL = {
		2579	id => "say",
		2580	title => "Map",
		2581	reply => "say ",
		2582	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2583	};
		2584
		2585	our $CHAT_CHANNEL = {
		2586	id => "chat",
		2587	title => "Chat",
		2588	reply => "chat ",
		2589	tooltip => "Player chat and shouts, global to the server.",
		2590	};
		2591
2346	# rough implementation of a future "reply" method that works	2592	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2593	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2594	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2595	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2596	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2607	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2608	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2609
2364	} else {	2610	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2611	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2612	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2613	}
2368	}	2614	}
2369	}	2615	}
2370		2616
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2617	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2642
2397	=item $player_object->enter_link	2643	=item $player_object->enter_link
2398		2644
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2645	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2646
2401	The player should be reasonably safe there for short amounts of time. You	2647	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2648	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2649	though, as the player cannot control the character while it is on the link
		2650	map.
2403		2651
2404	Will never block.	2652	Will never block.
2405		2653
2406	=item $player_object->leave_link ($map, $x, $y)	2654	=item $player_object->leave_link ($map, $x, $y)
2407		2655
…		…
2427	sub cf::object::player::enter_link {	2675	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2676	my ($self) = @_;
2429		2677
2430	$self->deactivate_recursive;	2678	$self->deactivate_recursive;
2431		2679
		2680	++$self->{_link_recursion};
		2681
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2682	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2683
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2684	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2685	if $self->map && $self->map->{path} ne "{link}";
2436		2686
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2687	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2688	}
2439		2689
2440	sub cf::object::player::leave_link {	2690	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2691	my ($self, $map, $x, $y) = @_;
2442		2692
…		…
2459	($x, $y) = (-1, -1)	2709	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2710	unless (defined $x) && (defined $y);
2461		2711
2462	# use -1 or undef as default coordinates, not 0, 0	2712	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2713	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2714	if $x <= 0 && $y <= 0;
2465		2715
2466	$map->load;	2716	$map->load;
2467	$map->load_neighbours;	2717	$map->load_neighbours;
2468		2718
2469	return unless $self->contr->active;	2719	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2720
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2721	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2722	if ($self->enter_map ($map, $x, $y)) {
2474	}	2723	# entering was successful
		2724	delete $self->{_link_recursion};
		2725	# only activate afterwards, to support waiting in hooks
		2726	$self->activate_recursive;
		2727	}
2475		2728
		2729	}
		2730
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2731	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2477		2732
2478	Moves the player to the given map-path and coordinates by first freezing	2733	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2734	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2735	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2736	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2737	be called at the end of this process.
2483		2738
		2739	Note that $check will be called with a potentially non-loaded map, so if
		2740	it needs a loaded map it has to call C<< ->load >>.
		2741
2484	=cut	2742	=cut
2485		2743
2486	our $GOTOGEN;	2744	our $GOTOGEN;
2487		2745
2488	sub cf::object::player::goto {	2746	sub cf::object::player::goto {
2489	my ($self, $path, $x, $y, $check, $done) = @_;	2747	my ($self, $path, $x, $y, $check, $done) = @_;
		2748
		2749	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2750	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2751	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2752	($path, $x, $y) = @$EMERGENCY_POSITION;
		2753	}
2490		2754
2491	# do generation counting so two concurrent goto's will be executed in-order	2755	# do generation counting so two concurrent goto's will be executed in-order
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2756	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2757
2494	$self->enter_link;	2758	$self->enter_link;
…		…
2518	my $map = eval {	2782	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2783	my $map = defined $path ? cf::map::find $path : undef;
2520		2784
2521	if ($map) {	2785	if ($map) {
2522	$map = $map->customise_for ($self);	2786	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2787	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2788	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2789	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2790	}
2527		2791
2528	$map	2792	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2800	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2801	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2802	$self->leave_link ($map, $x, $y);
2539	}	2803	}
2540		2804
2541	$done->() if $done;	2805	$done->($self) if $done;
2542	})->prio (1);	2806	})->prio (1);
2543	}	2807	}
2544		2808
2545	=item $player_object->enter_exit ($exit_object)	2809	=item $player_object->enter_exit ($exit_object)
2546		2810
…		…
2566	}	2830	}
2567		2831
2568	sub prepare_random_map {	2832	sub prepare_random_map {
2569	my ($exit) = @_;	2833	my ($exit) = @_;
2570		2834
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2835	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2836	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2837	# that depends on the exit object
2576		2838
2577	my $rmp = parse_random_map_params $exit->msg;	2839	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2841	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2842	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2843	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2844	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2845	$rmp->{origin_y} = $exit->y;
		2846
		2847	$exit->map->touch;
2584	}	2848	}
2585		2849
2586	$rmp->{random_seed} ||= $exit->random_seed;	2850	$rmp->{random_seed} ||= $exit->random_seed;
2587		2851
2588	my $data = cf::to_json $rmp;	2852	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2853	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2854	my $meta = "$RANDOMDIR/$md5.meta";
2591		2855
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2856	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2857	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2858	undef $fh;
2595	aio_rename "$meta~", $meta;	2859	aio_rename "$meta~", $meta;
2596		2860
		2861	my $slaying = "?random/$md5";
		2862
		2863	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2864	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2865	$exit->msg (undef);
		2866	}
2599	}	2867	}
2600	}	2868	}
2601		2869
2602	sub cf::object::player::enter_exit {	2870	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2871	my ($self, $exit) = @_;
2604		2872
2605	return unless $self->type == cf::PLAYER;	2873	return unless $self->type == cf::PLAYER;
2606		2874
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2875	$self->enter_link;
2619		2876
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2877	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2878	$Coro::current->{desc} = "enter_exit";
2626		2879
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2880	unless (eval {
		2881	$self->deactivate_recursive; # just to be sure
		2882
		2883	# random map handling
		2884	{
		2885	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2886
		2887	prepare_random_map $exit
		2888	if $exit->slaying eq "/!";
		2889	}
		2890
		2891	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2892	my $x = $exit->stats->hp;
		2893	my $y = $exit->stats->sp;
		2894
2629	$self->goto ($slaying, $hp, $sp);	2895	$self->goto ($map, $x, $y);
2630		2896
		2897	# if exit is damned, update players death & WoR home-position
		2898	$self->contr->savebed ($map, $x, $y)
		2899	if $exit->flag (cf::FLAG_DAMNED);
		2900
2631	1;	2901	1
2632	}) {	2902	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2903	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2904	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2905	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2906	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2907
2638	warn "ERROR in enter_exit: $@";	2908	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	2909	$self->leave_link;
2640	}	2910	}
2641	})->prio (1);	2911	})->prio (1);
2642	}	2912	}
2643		2913
…		…
2655	sub cf::client::send_drawinfo {	2925	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	2926	my ($self, $text, $flags) = @_;
2657		2927
2658	utf8::encode $text;	2928	utf8::encode $text;
2659	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2929	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2930	}
		2931
		2932	=item $client->send_big_packet ($pkt)
		2933
		2934	Like C<send_packet>, but tries to compress large packets, and fragments
		2935	them as required.
		2936
		2937	=cut
		2938
		2939	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2940
		2941	sub cf::client::send_big_packet {
		2942	my ($self, $pkt) = @_;
		2943
		2944	# try lzf for large packets
		2945	$pkt = "lzf " . Compress::LZF::compress $pkt
		2946	if 1024 <= length $pkt and $self->{can_lzf};
		2947
		2948	# split very large packets
		2949	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2950	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2951	$pkt = "frag";
		2952	}
		2953
		2954	$self->send_packet ($pkt);
2660	}	2955	}
2661		2956
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	2957	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		2958
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	2959	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2961	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2962	the message unless the client supports the msg packet.
2668		2963
2669	=cut	2964	=cut
2670		2965
		2966	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2967	our %CHANNEL = (
		2968	"c/motd" => {
		2969	id => "infobox",
		2970	title => "MOTD",
		2971	reply => undef,
		2972	tooltip => "The message of the day",
		2973	},
2672	"c/identify" => {	2974	"c/identify" => {
2673	id => "infobox",	2975	id => "infobox",
2674	title => "Identify",	2976	title => "Identify",
2675	reply => undef,	2977	reply => undef,
2676	tooltip => "Items recently identified",	2978	tooltip => "Items recently identified",
…		…
2679	id => "infobox",	2981	id => "infobox",
2680	title => "Examine",	2982	title => "Examine",
2681	reply => undef,	2983	reply => undef,
2682	tooltip => "Signs and other items you examined",	2984	tooltip => "Signs and other items you examined",
2683	},	2985	},
		2986	"c/shopinfo" => {
		2987	id => "infobox",
		2988	title => "Shop Info",
		2989	reply => undef,
		2990	tooltip => "What your bargaining skill tells you about the shop",
		2991	},
		2992	"c/book" => {
		2993	id => "infobox",
		2994	title => "Book",
		2995	reply => undef,
		2996	tooltip => "The contents of a note or book",
		2997	},
2684	"c/lookat" => {	2998	"c/lookat" => {
2685	id => "infobox",	2999	id => "infobox",
2686	title => "Look",	3000	title => "Look",
2687	reply => undef,	3001	reply => undef,
2688	tooltip => "What you saw there",	3002	tooltip => "What you saw there",
2689	},	3003	},
		3004	"c/who" => {
		3005	id => "infobox",
		3006	title => "Players",
		3007	reply => undef,
		3008	tooltip => "Shows players who are currently online",
		3009	},
		3010	"c/body" => {
		3011	id => "infobox",
		3012	title => "Body Parts",
		3013	reply => undef,
		3014	tooltip => "Shows which body parts you posess and are available",
		3015	},
		3016	"c/statistics" => {
		3017	id => "infobox",
		3018	title => "Statistics",
		3019	reply => undef,
		3020	tooltip => "Shows your primary statistics",
		3021	},
		3022	"c/skills" => {
		3023	id => "infobox",
		3024	title => "Skills",
		3025	reply => undef,
		3026	tooltip => "Shows your experience per skill and item power",
		3027	},
		3028	"c/shopitems" => {
		3029	id => "infobox",
		3030	title => "Shop Items",
		3031	reply => undef,
		3032	tooltip => "Shows the items currently for sale in this shop",
		3033	},
		3034	"c/resistances" => {
		3035	id => "infobox",
		3036	title => "Resistances",
		3037	reply => undef,
		3038	tooltip => "Shows your resistances",
		3039	},
		3040	"c/pets" => {
		3041	id => "infobox",
		3042	title => "Pets",
		3043	reply => undef,
		3044	tooltip => "Shows information abotu your pets/a specific pet",
		3045	},
		3046	"c/perceiveself" => {
		3047	id => "infobox",
		3048	title => "Perceive Self",
		3049	reply => undef,
		3050	tooltip => "You gained detailed knowledge about yourself",
		3051	},
		3052	"c/uptime" => {
		3053	id => "infobox",
		3054	title => "Uptime",
		3055	reply => undef,
		3056	tooltip => "How long the server has been running since last restart",
		3057	},
		3058	"c/mapinfo" => {
		3059	id => "infobox",
		3060	title => "Map Info",
		3061	reply => undef,
		3062	tooltip => "Information related to the maps",
		3063	},
		3064	"c/party" => {
		3065	id => "party",
		3066	title => "Party",
		3067	reply => "gsay ",
		3068	tooltip => "Messages and chat related to your party",
		3069	},
		3070	"c/death" => {
		3071	id => "death",
		3072	title => "Death",
		3073	reply => undef,
		3074	tooltip => "Reason for and more info about your most recent death",
		3075	},
		3076	"c/say" => $SAY_CHANNEL,
		3077	"c/chat" => $CHAT_CHANNEL,
2690	);	3078	);
2691		3079
2692	sub cf::client::send_msg {	3080	sub cf::client::send_msg {
2693	my ($self, $channel, $msg, $color, @extra) = @_;	3081	my ($self, $channel, $msg, $color, @extra) = @_;
2694		3082
2695	$msg = $self->pl->expand_cfpod ($msg);	3083	$msg = $self->pl->expand_cfpod ($msg)
		3084	unless $color & cf::NDI_VERBATIM;
2696		3085
2697	$color &= cf::NDI_CLIENT_MASK; # just in case...	3086	$color &= cf::NDI_CLIENT_MASK; # just in case...
2698		3087
2699	# check predefined channels, for the benefit of C	3088	# check predefined channels, for the benefit of C
2700	if ($CHANNEL{$channel}) {	3089	if ($CHANNEL{$channel}) {
2701	$channel = $CHANNEL{$channel};	3090	$channel = $CHANNEL{$channel};
2702		3091
2703	$self->ext_msg (channel_info => $channel)	3092	$self->ext_msg (channel_info => $channel);
2704	if $self->can_msg;
2705
2706	$channel = $channel->{id};	3093	$channel = $channel->{id};
2707		3094
2708	} elsif (ref $channel) {	3095	} elsif (ref $channel) {
2709	# send meta info to client, if not yet sent	3096	# send meta info to client, if not yet sent
2710	unless (exists $self->{channel}{$channel->{id}}) {	3097	unless (exists $self->{channel}{$channel->{id}}) {
2711	$self->{channel}{$channel->{id}} = $channel;	3098	$self->{channel}{$channel->{id}} = $channel;
2712	$self->ext_msg (channel_info => $channel)	3099	$self->ext_msg (channel_info => $channel);
2713	if $self->can_msg;
2714	}	3100	}
2715		3101
2716	$channel = $channel->{id};	3102	$channel = $channel->{id};
2717	}	3103	}
2718		3104
2719	return unless @extra || length $msg;	3105	return unless @extra || length $msg;
2720		3106
2721	if ($self->can_msg) {
2722	# default colour, mask it out	3107	# default colour, mask it out
2723	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3108	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2724	if $color & cf::NDI_DEF;	3109	if $color & cf::NDI_DEF;
2725		3110
2726	$self->send_packet ("msg " . $self->{json_coder}->encode (	3111	my $pkt = "msg "
		3112	. $self->{json_coder}->encode (
2727	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3113	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2728	} else {	3114	);
2729	if ($color >= 0) {
2730	# replace some tags by gcfclient-compatible ones
2731	for ($msg) {
2732	1 while
2733	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2734	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2735	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2736	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2737	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2738	}
2739		3115
2740	$color &= cf::NDI_COLOR_MASK;	3116	$self->send_big_packet ($pkt);
2741
2742	utf8::encode $msg;
2743
2744	if (0 && $msg =~ /\[/) {
2745	# COMMAND/INFO
2746	$self->send_packet ("drawextinfo $color 10 8 $msg")
2747	} else {
2748	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2749	$self->send_packet ("drawinfo $color $msg")
2750	}
2751	}
2752	}
2753	}	3117	}
2754		3118
2755	=item $client->ext_msg ($type, @msg)	3119	=item $client->ext_msg ($type, @msg)
2756		3120
2757	Sends an ext event to the client.	3121	Sends an ext event to the client.
…		…
2760		3124
2761	sub cf::client::ext_msg($$@) {	3125	sub cf::client::ext_msg($$@) {
2762	my ($self, $type, @msg) = @_;	3126	my ($self, $type, @msg) = @_;
2763		3127
2764	if ($self->extcmd == 2) {	3128	if ($self->extcmd == 2) {
2765	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2766	} elsif ($self->extcmd == 1) { # TODO: remove	3130	} elsif ($self->extcmd == 1) { # TODO: remove
2767	push @msg, msgtype => "event_$type";	3131	push @msg, msgtype => "event_$type";
2768	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2769	}	3133	}
2770	}	3134	}
2771		3135
2772	=item $client->ext_reply ($msgid, @msg)	3136	=item $client->ext_reply ($msgid, @msg)
2773		3137
…		…
2777		3141
2778	sub cf::client::ext_reply($$@) {	3142	sub cf::client::ext_reply($$@) {
2779	my ($self, $id, @msg) = @_;	3143	my ($self, $id, @msg) = @_;
2780		3144
2781	if ($self->extcmd == 2) {	3145	if ($self->extcmd == 2) {
2782	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3146	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2783	} elsif ($self->extcmd == 1) {	3147	} elsif ($self->extcmd == 1) {
2784	#TODO: version 1, remove	3148	#TODO: version 1, remove
2785	unshift @msg, msgtype => "reply", msgid => $id;	3149	unshift @msg, msgtype => "reply", msgid => $id;
2786	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3150	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2787	}	3151	}
2788	}	3152	}
2789		3153
2790	=item $success = $client->query ($flags, "text", \&cb)	3154	=item $success = $client->query ($flags, "text", \&cb)
2791		3155
…		…
2862		3226
2863	$ns->ext_reply ($reply, @reply)	3227	$ns->ext_reply ($reply, @reply)
2864	if $reply;	3228	if $reply;
2865		3229
2866	} else {	3230	} else {
2867	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3231	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2868	}	3232	}
2869		3233
2870	cf::override;	3234	cf::override;
2871	},	3235	},
2872	);	3236	);
…		…
2892		3256
2893	$coro	3257	$coro
2894	}	3258	}
2895		3259
2896	cf::client->attach (	3260	cf::client->attach (
2897	on_destroy => sub {	3261	on_client_destroy => sub {
2898	my ($ns) = @_;	3262	my ($ns) = @_;
2899		3263
2900	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3264	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2901	},	3265	},
2902	);	3266	);
…		…
2918	our $safe_hole = new Safe::Hole;	3282	our $safe_hole = new Safe::Hole;
2919		3283
2920	$SIG{FPE} = 'IGNORE';	3284	$SIG{FPE} = 'IGNORE';
2921		3285
2922	$safe->permit_only (Opcode::opset qw(	3286	$safe->permit_only (Opcode::opset qw(
2923	:base_core :base_mem :base_orig :base_math	3287	:base_core :base_mem :base_orig :base_math :base_loop
2924	grepstart grepwhile mapstart mapwhile	3288	grepstart grepwhile mapstart mapwhile
2925	sort time	3289	sort time
2926	));	3290	));
2927		3291
2928	# here we export the classes and methods available to script code	3292	# here we export the classes and methods available to script code
…		…
2931		3295
2932	The following functions and methods are available within a safe environment:	3296	The following functions and methods are available within a safe environment:
2933		3297
2934	cf::object	3298	cf::object
2935	contr pay_amount pay_player map x y force_find force_add destroy	3299	contr pay_amount pay_player map x y force_find force_add destroy
2936	insert remove name archname title slaying race decrease_ob_nr	3300	insert remove name archname title slaying race decrease split
		3301	value
2937		3302
2938	cf::object::player	3303	cf::object::player
2939	player	3304	player
2940		3305
2941	cf::player	3306	cf::player
…		…
2946		3311
2947	=cut	3312	=cut
2948		3313
2949	for (	3314	for (
2950	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3315	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2951	insert remove inv name archname title slaying race	3316	insert remove inv nrof name archname title slaying race
2952	decrease_ob_nr destroy)],	3317	decrease split destroy change_exp value msg lore send_msg)],
2953	["cf::object::player" => qw(player)],	3318	["cf::object::player" => qw(player)],
2954	["cf::player" => qw(peaceful)],	3319	["cf::player" => qw(peaceful send_msg)],
2955	["cf::map" => qw(trigger)],	3320	["cf::map" => qw(trigger)],
2956	) {	3321	) {
2957	no strict 'refs';
2958	my ($pkg, @funs) = @$_;	3322	my ($pkg, @funs) = @$_;
2959	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3323	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2960	for @funs;	3324	for @funs;
2961	}	3325	}
2962		3326
…		…
2977		3341
2978	my $qcode = $code;	3342	my $qcode = $code;
2979	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3343	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2980	$qcode =~ s/\n/\\n/g;	3344	$qcode =~ s/\n/\\n/g;
2981		3345
		3346	%vars = (_dummy => 0) unless %vars;
		3347
		3348	my @res;
2982	local $_;	3349	local $_;
2983	local @safe::cf::_safe_eval_args = values %vars;
2984		3350
2985	my $eval =	3351	my $eval =
2986	"do {\n"	3352	"do {\n"
2987	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3353	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2988	. "#line 0 \"{$qcode}\"\n"	3354	. "#line 0 \"{$qcode}\"\n"
2989	. $code	3355	. $code
2990	. "\n}"	3356	. "\n}"
2991	;	3357	;
2992		3358
		3359	if ($CFG{safe_eval}) {
2993	sub_generation_inc;	3360	sub_generation_inc;
		3361	local @safe::cf::_safe_eval_args = values %vars;
2994	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3362	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2995	sub_generation_inc;	3363	sub_generation_inc;
		3364	} else {
		3365	local @cf::_safe_eval_args = values %vars;
		3366	@res = wantarray ? eval eval : scalar eval $eval;
		3367	}
2996		3368
2997	if ($@) {	3369	if ($@) {
2998	warn "$@";	3370	warn "$@",
2999	warn "while executing safe code '$code'\n";	3371	"while executing safe code '$code'\n",
3000	warn "with arguments " . (join " ", %vars) . "\n";	3372	"with arguments " . (join " ", %vars) . "\n";
3001	}	3373	}
3002		3374
3003	wantarray ? @res : $res[0]	3375	wantarray ? @res : $res[0]
3004	}	3376	}
3005		3377
…		…
3019	=cut	3391	=cut
3020		3392
3021	sub register_script_function {	3393	sub register_script_function {
3022	my ($fun, $cb) = @_;	3394	my ($fun, $cb) = @_;
3023		3395
3024	no strict 'refs';	3396	$fun = "safe::$fun" if $CFG{safe_eval};
3025	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3397	*$fun = $safe_hole->wrap ($cb);
3026	}	3398	}
3027		3399
3028	=back	3400	=back
3029		3401
3030	=cut	3402	=cut
…		…
3039	# for this (global event?)	3411	# for this (global event?)
3040	%ext::player_env::MUSIC_FACE_CACHE = ();	3412	%ext::player_env::MUSIC_FACE_CACHE = ();
3041		3413
3042	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3414	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3043		3415
3044	warn "loading facedata from $path\n";	3416	trace "loading facedata from $path\n";
3045		3417
3046	my $facedata;
3047	0 < aio_load $path, $facedata	3418	0 < aio_load $path, my $facedata
3048	or die "$path: $!";	3419	or die "$path: $!";
3049		3420
3050	$facedata = Coro::Storable::thaw $facedata;	3421	$facedata = Coro::Storable::thaw $facedata;
3051		3422
3052	$facedata->{version} == 2	3423	$facedata->{version} == 2
3053	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
3054		3425
3055	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3056	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
3057	type => FT_RSRC,	3429	type => FT_RSRC,
3058	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
3059	};	3432	};
3060	cf::cede_to_tick;	3433	cf::cede_to_tick;
3061		3434
3062	{	3435	{
3063	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
3064		3437
3065	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3066	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
3067	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
3068	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
3069	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3070	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3071		3445
3072	cf::cede_to_tick;	3446	cf::cede_to_tick;
3073	}	3447	}
3074		3448
3075	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
3076	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
3077	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
3078	or next;	3453	or next;
		3454
3079	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
3080	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
3081	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3082	} else {	3458	} else {
3083	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3084	}	3460	}
3085		3461
3086	cf::cede_to_tick;	3462	cf::cede_to_tick;
3087	}	3463	}
3088	}	3464	}
…		…
3097		3473
3098	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3099	}	3475	}
3100		3476
3101	{	3477	{
3102	# TODO: for gcfclient pleasure, we should give resources
3103	# that gcfclient doesn't grok a >10000 face index.
3104	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3105		3479
3106	my $soundconf = delete $res->{"res/sound.conf"};
3107
3108	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
3109	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3110	my $data;
3111		3483
3112	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3113	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
3114
3115	my $meta = $enc->encode ({
3116	name => $name,
3117	%{ $info->{meta} || {} },
3118	});
3119
3120	$data = pack "(w/a*)*", $meta, $info->{data};
3121	} else {	3486	} else {
3122	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
3123	}	3488	}
3124		3489
3125	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3126	cf::face::set_type $idx, $info->{type};
3127
3128	cf::cede_to_tick;	3490	cf::cede_to_tick;
3129	}	3491	}
3130
3131	if ($soundconf) {
3132	$soundconf = $enc->decode (delete $soundconf->{data});
3133
3134	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3135	my $sound = $soundconf->{compat}[$_]
3136	or next;
3137
3138	my $face = cf::face::find "sound/$sound->[1]";
3139	cf::sound::set $sound->[0] => $face;
3140	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3141	}
3142
3143	while (my ($k, $v) = each %{$soundconf->{event}}) {
3144	my $face = cf::face::find "sound/$v";
3145	cf::sound::set $k => $face;
3146	}
3147	}
3148	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3149		3495
3150	1	3496	1
3151	}	3497	}
3152		3498
3153	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
3155		3501
3156	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
3157	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
3158	}	3504	}
3159	};	3505	};
		3506
		3507	sub load_resource_file($) {
		3508	my $guard = lock_acquire "load_resource_file";
		3509
		3510	my $status = load_resource_file_ $_[0];
		3511	get_slot 0.1, 100;
		3512	cf::arch::commit_load;
		3513
		3514	$status
		3515	}
3160		3516
3161	sub reload_regions {	3517	sub reload_regions {
3162	# HACK to clear player env face cache, we need some signal framework	3518	# HACK to clear player env face cache, we need some signal framework
3163	# for this (global event?)	3519	# for this (global event?)
3164	%ext::player_env::MUSIC_FACE_CACHE = ();	3520	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3178	}	3534	}
3179		3535
3180	sub reload_archetypes {	3536	sub reload_archetypes {
3181	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
3182	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
3183	#d# NEED to laod twice to resolve forward references
3184	# this really needs to be done in an extra post-pass
3185	# (which needs to be synchronous, so solve it differently)
3186	load_resource_file "$DATADIR/archetypes"
3187	or die "unable to load archetypes\n";
3188	}	3539	}
3189		3540
3190	sub reload_treasures {	3541	sub reload_treasures {
3191	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3192	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3193	}	3544	}
3194		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
3195	sub reload_resources {	3569	sub reload_resources {
3196	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3197		3571
		3572	reload_exp_table;
		3573	reload_materials;
		3574	reload_facedata;
		3575	reload_sound;
		3576	reload_archetypes;
3198	reload_regions;	3577	reload_regions;
3199	reload_facedata;
3200	#reload_archetypes;#d#
3201	reload_archetypes;
3202	reload_treasures;	3578	reload_treasures;
3203		3579
3204	warn "finished reloading resource files\n";	3580	trace "finished reloading resource files\n";
3205	}
3206
3207	sub init {
3208	reload_resources;
3209	}	3581	}
3210		3582
3211	sub reload_config {	3583	sub reload_config {
3212	open my $fh, "<:utf8", "$CONFDIR/config"	3584	trace "reloading config file...\n";
3213	or return;
3214		3585
3215	local $/;	3586	0 < aio_load "$CONFDIR/config", my $config
3216	*CFG = YAML::Syck::Load <$fh>;	3587	or die "$CONFDIR/config: $!";
3217		3588
		3589	utf8::decode $config;
		3590	*CFG = yaml_load $config;
		3591
3218	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3592	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3219		3593
3220	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3594	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3221	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3595	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3222		3596
3223	if (exists $CFG{mlockall}) {	3597	if (exists $CFG{mlockall}) {
…		…
3227	};	3601	};
3228	warn $@ if $@;	3602	warn $@ if $@;
3229	}	3603	}
3230	}	3604	}
3231		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
		3632	}
		3633
3232	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3233	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3234	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3235	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3236	(async {	3647	(async {
3237	$Coro::current->{desc} = "IDLE BUG HANDLER";	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
3238	Event::one_event;	3649	EV::loop EV::LOOP_ONESHOT;
3239	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3240	};	3651	};
3241		3652
		3653	evthread_start IO::AIO::poll_fileno;
		3654
		3655	cf::sync_job {
		3656	cf::incloader::init ();
		3657
		3658	cf::init_anim;
		3659	cf::init_attackmess;
		3660	cf::init_dynamic;
		3661
		3662	cf::load_settings;
		3663
		3664	reload_resources;
3242	reload_config;	3665	reload_config;
3243	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
3244	load_extensions;	3676	load_extensions;
3245		3677
3246	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
3247	Event::loop;	3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	cf::_post_init 0;
		3685	};
		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
3248	}	3696	}
3249		3697
3250	#############################################################################	3698	#############################################################################
3251	# initialisation and cleanup	3699	# initialisation and cleanup
3252		3700
3253	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3254	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
3255	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3256	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3257	reentrant => 0,
3258	data => WF_AUTOCANCEL,
3259	signal => $signal,
3260	prio => 0,
3261	cb => sub {
3262	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3263	},
3264	);	3707	};
3265	}	3708	}
3266	}	3709	}
3267		3710
3268	sub write_runtime {	3711	sub write_runtime_sync {
3269	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
3270		3713
3271	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3272	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3273		3716
3274	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3275		3718
3276	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3277		3720
3278	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3279	or return;	3722	or return;
3280		3723
3281	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3282	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3283	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3293	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
3294		3737
3295	close $fh	3738	close $fh
3296	or return;	3739	or return;
3297		3740
3298	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3299	and return;	3742	and return;
3300		3743
3301	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3302		3745
3303	1	3746	1
		3747	}
		3748
		3749	our $uuid_lock;
		3750	our $uuid_skip;
		3751
		3752	sub write_uuid_sync($) {
		3753	$uuid_skip ||= $_[0];
		3754
		3755	return if $uuid_lock;
		3756	local $uuid_lock = 1;
		3757
		3758	my $uuid = "$LOCALDIR/uuid";
		3759
		3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3761	or return;
		3762
		3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
		3771	$uuid_skip = 0;
		3772
		3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3774	and return;
		3775
		3776	# always fsync - this file is important
		3777	aio_fsync $fh
		3778	and return;
		3779
		3780	close $fh
		3781	or return;
		3782
		3783	aio_rename "$uuid~", $uuid
		3784	and return;
		3785
		3786	trace "uuid file written ($value).\n";
		3787
		3788	1
		3789
		3790	}
		3791
		3792	sub write_uuid($$) {
		3793	my ($skip, $sync) = @_;
		3794
		3795	$sync ? write_uuid_sync $skip
		3796	: async { write_uuid_sync $skip };
3304	}	3797	}
3305		3798
3306	sub emergency_save() {	3799	sub emergency_save() {
3307	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3308		3801
3309	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
3310		3808
3311	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
3312	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3313	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3314	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3315	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
3316	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3317	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3318	$pl->valid or next;	3818	$pl->valid or next;
3319	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3320	$pl->save;	3820	$pl->save;
3321	}	3821	}
3322	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
3323		3823
3324	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
3325	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3326	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3327	$map->valid or next;	3829	$map->valid or next;
3328	$map->save;	3830	$map->save;
3329	}	3831	}
3330	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
3331		3833
3332	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
3333	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3334	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
		3839
		3840	info "emergency_perl_save: begin write uuid\n";
		3841	write_uuid_sync 1;
		3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3335	};	3862	};
3336		3863
3337	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
3338	}	3865	}
3339		3866
3340	sub post_cleanup {	3867	sub post_cleanup {
3341	my ($make_core) = @_;	3868	my ($make_core) = @_;
3342		3869
		3870	IO::AIO::flush;
		3871
3343	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3344	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
		3877	}
		3878
		3879	# a safer delete_package, copied from Symbol
		3880	sub clear_package($) {
		3881	my $pkg = shift;
		3882
		3883	# expand to full symbol table name if needed
		3884	unless ($pkg =~ /^main::.*::$/) {
		3885	$pkg = "main$pkg" if $pkg =~ /^::/;
		3886	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3887	$pkg .= '::' unless $pkg =~ /::$/;
		3888	}
		3889
		3890	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3891	my $stem_symtab = *{$stem}{HASH};
		3892
		3893	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3894	or return;
		3895
		3896	# clear all symbols
		3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3898	for my $name (keys %$leaf_symtab) {
		3899	_gv_clear *{"$pkg$name"};
		3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3901	}
3345	}	3902	}
3346		3903
3347	sub do_reload_perl() {	3904	sub do_reload_perl() {
3348	# can/must only be called in main	3905	# can/must only be called in main
3349	if ($Coro::current != $Coro::main) {	3906	unless (in_main) {
3350	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3351	return;	3908	return;
3352	}	3909	}
3353		3910
3354	warn "reloading...";	3911	return if $RELOAD++;
3355		3912
3356	warn "entering sync_job";	3913	my $t1 = AE::time;
3357		3914
		3915	while ($RELOAD) {
		3916	cf::get_slot 0.1, -1, "reload_perl";
		3917	info "perl_reload: reloading...";
		3918
		3919	trace "perl_reload: entering sync_job";
		3920
3358	cf::sync_job {	3921	cf::sync_job {
3359	cf::write_runtime; # external watchdog should not bark
3360	cf::emergency_save;	3922	#cf::emergency_save;
3361	cf::write_runtime; # external watchdog should not bark
3362		3923
3363	warn "syncing database to disk";
3364	BDB::db_env_txn_checkpoint $DB_ENV;
3365
3366	# if anything goes wrong in here, we should simply crash as we already saved
3367
3368	warn "cancelling all WF_AUTOCANCEL watchers";
3369	for (Event::all_watchers) {
3370	$_->cancel if $_->data & WF_AUTOCANCEL;
3371	}
3372
3373	warn "flushing outstanding aio requests";
3374	for (;;) {
3375	BDB::flush;
3376	IO::AIO::flush;
3377	Coro::cede_notself;
3378	last unless IO::AIO::nreqs || BDB::nreqs;
3379	warn "iterate...";
3380	}
3381
3382	++$RELOAD;
3383
3384	warn "cancelling all extension coros";	3924	trace "perl_reload: cancelling all extension coros";
3385	$_->cancel for values %EXT_CORO;	3925	$_->cancel for values %EXT_CORO;
3386	%EXT_CORO = ();	3926	%EXT_CORO = ();
3387		3927
3388	warn "removing commands";	3928	trace "perl_reload: removing commands";
3389	%COMMAND = ();	3929	%COMMAND = ();
3390		3930
3391	warn "removing ext/exti commands";	3931	trace "perl_reload: removing ext/exti commands";
3392	%EXTCMD = ();	3932	%EXTCMD = ();
3393	%EXTICMD = ();	3933	%EXTICMD = ();
3394		3934
3395	warn "unloading/nuking all extensions";	3935	trace "perl_reload: unloading/nuking all extensions";
3396	for my $pkg (@EXTS) {	3936	for my $pkg (@EXTS) {
3397	warn "... unloading $pkg";	3937	trace "... unloading $pkg";
3398		3938
3399	if (my $cb = $pkg->can ("unload")) {	3939	if (my $cb = $pkg->can ("unload")) {
3400	eval {	3940	eval {
3401	$cb->($pkg);	3941	$cb->($pkg);
3402	1	3942	1
3403	} or warn "$pkg unloaded, but with errors: $@";	3943	} or error "$pkg unloaded, but with errors: $@";
		3944	}
		3945
		3946	trace "... clearing $pkg";
		3947	clear_package $pkg;
3404	}	3948	}
3405		3949
3406	warn "... nuking $pkg";
3407	Symbol::delete_package $pkg;
3408	}
3409
3410	warn "unloading all perl modules loaded from $LIBDIR";	3950	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3411	while (my ($k, $v) = each %INC) {	3951	while (my ($k, $v) = each %INC) {
3412	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3952	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3413		3953
3414	warn "... unloading $k";	3954	trace "... unloading $k";
3415	delete $INC{$k};	3955	delete $INC{$k};
3416		3956
3417	$k =~ s/\.pm$//;	3957	$k =~ s/\.pm$//;
3418	$k =~ s/\//::/g;	3958	$k =~ s/\//::/g;
3419		3959
3420	if (my $cb = $k->can ("unload_module")) {	3960	if (my $cb = $k->can ("unload_module")) {
3421	$cb->();	3961	$cb->();
		3962	}
		3963
		3964	clear_package $k;
3422	}	3965	}
3423		3966
3424	Symbol::delete_package $k;
3425	}
3426
3427	warn "getting rid of safe::, as good as possible";	3967	trace "perl_reload: getting rid of safe::, as good as possible";
3428	Symbol::delete_package "safe::$_"	3968	clear_package "safe::$_"
3429	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3969	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3430		3970
3431	warn "unloading cf.pm \"a bit\"";	3971	trace "perl_reload: unloading cf.pm \"a bit\"";
3432	delete $INC{"cf.pm"};	3972	delete $INC{"cf.pm"};
3433	delete $INC{"cf/pod.pm"};	3973	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3434		3974
3435	# don't, removes xs symbols, too,	3975	# don't, removes xs symbols, too,
3436	# and global variables created in xs	3976	# and global variables created in xs
3437	#Symbol::delete_package __PACKAGE__;	3977	#clear_package __PACKAGE__;
3438		3978
3439	warn "unload completed, starting to reload now";	3979	info "perl_reload: unload completed, starting to reload now";
3440		3980
3441	warn "reloading cf.pm";	3981	trace "perl_reload: reloading cf.pm";
3442	require cf;	3982	require cf;
3443	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3983	cf::_connect_to_perl_1;
3444		3984
3445	warn "loading config and database again";	3985	trace "perl_reload: loading config and database again";
3446	cf::reload_config;	3986	cf::reload_config;
3447		3987
3448	warn "loading extensions";	3988	trace "perl_reload: loading extensions";
3449	cf::load_extensions;	3989	cf::load_extensions;
3450		3990
		3991	if ($REATTACH_ON_RELOAD) {
3451	warn "reattaching attachments to objects/players";	3992	trace "perl_reload: reattaching attachments to objects/players";
3452	_global_reattach; # objects, sockets	3993	_global_reattach; # objects, sockets
3453	warn "reattaching attachments to maps";	3994	trace "perl_reload: reattaching attachments to maps";
3454	reattach $_ for values %MAP;	3995	reattach $_ for values %MAP;
3455	warn "reattaching attachments to players";	3996	trace "perl_reload: reattaching attachments to players";
3456	reattach $_ for values %PLAYER;	3997	reattach $_ for values %PLAYER;
		3998	}
3457		3999
3458	warn "leaving sync_job";	4000	cf::_post_init 1;
3459		4001
		4002	trace "perl_reload: leaving sync_job";
		4003
3460	1	4004	1
3461	} or do {	4005	} or do {
3462	warn $@;	4006	error $@;
3463	warn "error while reloading, exiting.";	4007	cf::cleanup "perl_reload: error, exiting.";
3464	exit 1;	4008	};
		4009
		4010	--$RELOAD;
3465	};	4011	}
3466		4012
3467	warn "reloaded";	4013	$t1 = AE::time - $t1;
		4014	info "perl_reload: completed in ${t1}s\n";
3468	};	4015	};
3469		4016
3470	our $RELOAD_WATCHER; # used only during reload	4017	our $RELOAD_WATCHER; # used only during reload
3471		4018
3472	sub reload_perl() {	4019	sub reload_perl() {
3473	# doing reload synchronously and two reloads happen back-to-back,	4020	# doing reload synchronously and two reloads happen back-to-back,
3474	# coro crashes during coro_state_free->destroy here.	4021	# coro crashes during coro_state_free->destroy here.
3475		4022
3476	$RELOAD_WATCHER ||= Event->timer (	4023	$RELOAD_WATCHER ||= cf::async {
3477	reentrant => 0,	4024	Coro::AIO::aio_wait cache_extensions;
3478	after => 0,	4025
3479	data => WF_AUTOCANCEL,	4026	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3480	cb => sub {
3481	do_reload_perl;	4027	do_reload_perl;
3482	undef $RELOAD_WATCHER;	4028	undef $RELOAD_WATCHER;
3483	},	4029	};
3484	);	4030	};
3485	}	4031	}
3486		4032
3487	register_command "reload" => sub {	4033	register_command "reload" => sub {
3488	my ($who, $arg) = @_;	4034	my ($who, $arg) = @_;
3489		4035
…		…
3494	reload_perl;	4040	reload_perl;
3495	};	4041	};
3496	}	4042	}
3497	};	4043	};
3498		4044
3499	unshift @INC, $LIBDIR;	4045	#############################################################################
3500		4046
3501	my $bug_warning = 0;	4047	my $bug_warning = 0;
3502		4048
3503	our @WAIT_FOR_TICK;	4049	our @WAIT_FOR_TICK;
3504	our @WAIT_FOR_TICK_BEGIN;	4050	our @WAIT_FOR_TICK_BEGIN;
3505		4051
3506	sub wait_for_tick {	4052	sub wait_for_tick() {
3507	return unless $TICK_WATCHER->is_active;
3508	return if $Coro::current == $Coro::main;	4053	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3509		4054
3510	my $signal = new Coro::Signal;	4055	my $signal = new Coro::Signal;
3511	push @WAIT_FOR_TICK, $signal;	4056	push @WAIT_FOR_TICK, $signal;
3512	$signal->wait;	4057	$signal->wait;
3513	}	4058	}
3514		4059
3515	sub wait_for_tick_begin {	4060	sub wait_for_tick_begin() {
3516	return unless $TICK_WATCHER->is_active;
3517	return if $Coro::current == $Coro::main;	4061	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3518		4062
3519	my $signal = new Coro::Signal;	4063	my $signal = new Coro::Signal;
3520	push @WAIT_FOR_TICK_BEGIN, $signal;	4064	push @WAIT_FOR_TICK_BEGIN, $signal;
3521	$signal->wait;	4065	$signal->wait;
3522	}	4066	}
3523		4067
3524	$TICK_WATCHER = Event->timer (	4068	sub tick {
3525	reentrant => 0,
3526	parked => 1,
3527	prio => 0,
3528	at => $NEXT_TICK || $TICK,
3529	data => WF_AUTOCANCEL,
3530	cb => sub {
3531	if ($Coro::current != $Coro::main) {	4069	if ($Coro::current != $Coro::main) {
3532	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4070	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3533	unless ++$bug_warning > 10;	4071	unless ++$bug_warning > 10;
3534	return;	4072	return;
3535	}	4073	}
3536		4074
3537	$NOW = $tick_start = Event::time;
3538
3539	cf::server_tick; # one server iteration	4075	cf::server_tick; # one server iteration
3540		4076
3541	$RUNTIME += $TICK;	4077	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3542	$NEXT_TICK += $TICK;
3543		4078
3544	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4079	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3545	$NEXT_RUNTIME_WRITE = $NOW + 10;	4080	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3546	Coro::async_pool {	4081	Coro::async_pool {
3547	$Coro::current->{desc} = "runtime saver";	4082	$Coro::current->{desc} = "runtime saver";
3548	write_runtime	4083	write_runtime_sync
3549	or warn "ERROR: unable to write runtime file: $!";	4084	or error "ERROR: unable to write runtime file: $!";
3550	};
3551	}	4085	};
		4086	}
3552		4087
3553	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4088	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3554	$sig->send;	4089	$sig->send;
3555	}	4090	}
3556	while (my $sig = shift @WAIT_FOR_TICK) {	4091	while (my $sig = shift @WAIT_FOR_TICK) {
3557	$sig->send;	4092	$sig->send;
3558	}	4093	}
3559		4094
3560	$NOW = Event::time;	4095	$LOAD = ($NOW - $TICK_START) / $TICK;
3561
3562	# if we are delayed by four ticks or more, skip them all
3563	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3564
3565	$TICK_WATCHER->at ($NEXT_TICK);
3566	$TICK_WATCHER->start;
3567
3568	$LOAD = ($NOW - $tick_start) / $TICK;
3569	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4096	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3570		4097
3571	_post_tick;	4098	if (0) {
		4099	if ($NEXT_TICK) {
		4100	my $jitter = $TICK_START - $NEXT_TICK;
		4101	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4102	debug "jitter $JITTER\n";#d#
		4103	}
3572	},	4104	}
3573	);	4105	}
3574		4106
3575	{	4107	{
		4108	# configure BDB
		4109
3576	BDB::min_parallel 8;	4110	BDB::min_parallel 16;
3577	BDB::max_poll_time $TICK * 0.1;	4111	BDB::max_poll_reqs $TICK * 0.1;
3578	$BDB_POLL_WATCHER = Event->io (	4112	$AnyEvent::BDB::WATCHER->priority (1);
3579	reentrant => 0,
3580	fd => BDB::poll_fileno,
3581	poll => 'r',
3582	prio => 0,
3583	data => WF_AUTOCANCEL,
3584	cb => \&BDB::poll_cb,
3585	);
3586
3587	BDB::set_sync_prepare {
3588	my $status;
3589	my $current = $Coro::current;
3590	(
3591	sub {
3592	$status = $!;
3593	$current->ready; undef $current;
3594	},
3595	sub {
3596	Coro::schedule while defined $current;
3597	$! = $status;
3598	},
3599	)
3600	};
3601		4113
3602	unless ($DB_ENV) {	4114	unless ($DB_ENV) {
3603	$DB_ENV = BDB::db_env_create;	4115	$DB_ENV = BDB::db_env_create;
3604	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4116	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3605	| BDB::LOG_AUTOREMOVE, 1);	4117	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4118	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3606	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4119	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3607	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4120	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3608		4121
3609	cf::sync_job {	4122	cf::sync_job {
3610	eval {	4123	eval {
…		…
3620		4133
3621	cf::cleanup "db_env_open(db): $@" if $@;	4134	cf::cleanup "db_env_open(db): $@" if $@;
3622	};	4135	};
3623	}	4136	}
3624		4137
3625	$BDB_DEADLOCK_WATCHER = Event->timer (	4138	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3626	after => 3,
3627	interval => 1,
3628	hard => 1,
3629	prio => 0,
3630	data => WF_AUTOCANCEL,
3631	cb => sub {
3632	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4139	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3633	},
3634	);	4140	};
3635	$BDB_CHECKPOINT_WATCHER = Event->timer (	4141	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3636	after => 11,
3637	interval => 60,
3638	hard => 1,
3639	prio => 0,
3640	data => WF_AUTOCANCEL,
3641	cb => sub {
3642	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4142	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3643	},
3644	);	4143	};
3645	$BDB_TRICKLE_WATCHER = Event->timer (	4144	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3646	after => 5,
3647	interval => 10,
3648	hard => 1,
3649	prio => 0,
3650	data => WF_AUTOCANCEL,
3651	cb => sub {
3652	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4145	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3653	},
3654	);	4146	};
3655	}	4147	}
3656		4148
3657	{	4149	{
		4150	# configure IO::AIO
		4151
3658	IO::AIO::min_parallel 8;	4152	IO::AIO::min_parallel 8;
3659
3660	undef $Coro::AIO::WATCHER;
3661	IO::AIO::max_poll_time $TICK * 0.1;	4153	IO::AIO::max_poll_time $TICK * 0.1;
3662	$AIO_POLL_WATCHER = Event->io (	4154	undef $AnyEvent::AIO::WATCHER;
3663	reentrant => 0,
3664	data => WF_AUTOCANCEL,
3665	fd => IO::AIO::poll_fileno,
3666	poll => 'r',
3667	prio => 0,
3668	cb => \&IO::AIO::poll_cb,
3669	);
3670	}	4155	}
3671		4156
3672	my $_log_backtrace;	4157	our $_log_backtrace;
		4158	our $_log_backtrace_last;
3673		4159
3674	sub _log_backtrace {	4160	sub _log_backtrace {
3675	my ($msg, @addr) = @_;	4161	my ($msg, @addr) = @_;
3676		4162
3677	$msg =~ s/\n//;	4163	$msg =~ s/\n$//;
3678		4164
		4165	if ($_log_backtrace_last eq $msg) {
		4166	LOG llevInfo, "[ABT] $msg\n";
		4167	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3679	# limit the # of concurrent backtraces	4168	# limit the # of concurrent backtraces
3680	if ($_log_backtrace < 2) {	4169	} elsif ($_log_backtrace < 2) {
		4170	$_log_backtrace_last = $msg;
3681	++$_log_backtrace;	4171	++$_log_backtrace;
		4172	my $perl_bt = Carp::longmess $msg;
3682	async {	4173	async {
3683	$Coro::current->{desc} = "abt $msg";	4174	$Coro::current->{desc} = "abt $msg";
3684		4175
3685	my @bt = fork_call {	4176	my @bt = fork_call {
3686	@addr = map { sprintf "%x", $_ } @addr;	4177	@addr = map { sprintf "%x", $_ } @addr;
…		…
3697	}	4188	}
3698		4189
3699	@funcs	4190	@funcs
3700	};	4191	};
3701		4192
3702	LOG llevInfo, "[ABT] $msg\n";	4193	LOG llevInfo, "[ABT] $perl_bt\n";
		4194	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3703	LOG llevInfo, "[ABT] $_\n" for @bt;	4195	LOG llevInfo, "[ABT] $_\n" for @bt;
3704	--$_log_backtrace;	4196	--$_log_backtrace;
3705	};	4197	};
3706	} else {	4198	} else {
3707	LOG llevInfo, "[ABT] $msg\n";	4199	LOG llevInfo, "[ABT] $msg\n";
3708	LOG llevInfo, "[ABT] [suppressed]\n";	4200	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3709	}	4201	}
3710	}	4202	}
3711		4203
3712	# load additional modules	4204	# load additional modules
3713	use cf::pod;	4205	require "cf/$_.pm" for @EXTRA_MODULES;
		4206	cf::_connect_to_perl_2;
3714		4207
3715	END { cf::emergency_save }	4208	END { cf::emergency_save }
3716		4209
3717	1	4210	1
3718		4211

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