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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.375 by root, Sun Sep 30 20:22:21 2007 UTC vs.
Revision 1.551 by root, Sun May 16 13:48:07 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
267		404
268	=item cf::lock_wait $string	405	=item cf::lock_wait $string
269		406
270	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
271		408
272	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
273		410
274	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
277	returned.	414	returned.
278		415
279	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	417	deadlocked coro.
…		…
286		423
287	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
288		425
289	=cut	426	=cut
290		427
291	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		429
294	sub lock_wait($) {	430	sub lock_wait($) {
295	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	432	}
308		433
309	sub lock_acquire($) {	434	sub lock_acquire($) {
310	my ($key) = @_;	435	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	436	}
324		437
325	sub lock_active($) {	438	sub lock_active($) {
326	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	440	}
330		441
331	sub freeze_mainloop {	442	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
333		444
334	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	446	}
336	};	447
337	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
338	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
339	}	461	}
340		462
341	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
342		464
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		473
352	=cut	474	=cut
353		475
354	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
356		479
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
360		483
361	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
362		486
363	while () {	487	while () {
364	next_job:	488	next_job:
		489
365	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	491
367	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	496	$job->[2]->send;
371	Coro::cede;	497	Coro::cede;
372	goto next_job;	498	goto next_job;
373	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	501	}
375	}	502	}
376		503
377	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	507	$signal->wait;
381	} else {	508	} else {
		509	$busy = 0;
382	Coro::schedule;	510	Coro::schedule;
383	}	511	}
384	}	512	}
385	};	513	};
386		514
387	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
388	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
389		519
390	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
391	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
392		523
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
406		537
407	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
408		539
409	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
410		541
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	545	acceptable.
415		546
416	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	552	=cut
422		553
423	sub sync_job(&) {	554	sub sync_job(&) {
424	my ($job) = @_;	555	my ($job) = @_;
425		556
426	if ($Coro::current == $Coro::main) {	557	if (in_main) {
427	my $time = Event::time;	558	my $time = AE::time;
428		559
429	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
431		562
432	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	564
434	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
435		566
436	my $busy = 1;	567	my $busy = 1;
437	my @res;	568	my @res;
438		569
439	(async {	570	(async {
440	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
441	@res = eval { $job->() };	572	@res = eval { $job->() };
442	warn $@ if $@;	573	error $@ if $@;
443	undef $busy;	574	undef $busy;
444	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
445		576
446	while ($busy) {	577	while ($busy) {
447	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
448	}	582	}
		583	}
449		584
450	$time = Event::time - $time;	585	my $time = AE::time - $time;
451		586
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
456		588
457	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
458	} else {	590	} else {
459	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
460		592
…		…
480	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
481		613
482	$coro	614	$coro
483	}	615	}
484		616
485	=item fork_call { }, $args	617	=item fork_call { }, @args
486		618
487	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
491		623
492	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
493		629
494	sub fork_call(&@) {	630	sub fork_call(&@) {
495	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
496		632
497	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
498	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
499	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
500		636
501	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
502	reset_signals;	638	cf::post_fork;
503	&$cb	639	&$cb
504	}, @args;	640	} @args;
505		641
506	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
507	}	681	}
508		682
509	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
510		684
511	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
521	within each server.	695	within each server.
522		696
523	=cut	697	=cut
524		698
525	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
526	my ($name) = @_;	703	my ($name) = @_;
527	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
528		705
529	eval {	706	eval {
530	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
540	}	717	}
541		718
542	our $DB;	719	our $DB;
543		720
544	sub db_init {	721	sub db_init {
545	cf::sync_job {
546	$DB ||= db_table "db";	722	$DB ||= db_table "db";
547	};
548	}	723	}
549		724
550	sub db_get($$) {	725	sub db_get($$) {
551	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
552		727
553	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
554	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
555		732
556	$! ? ()	733	$! ? ()
557	: $data	734	: $data
558	}
559	}	735	}
560		736
561	sub db_put($$$) {	737	sub db_put($$$) {
562	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
563	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
619		795
620	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
621	my $data = $process->(\@data);	797	my $data = $process->(\@data);
622	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
623		799
624	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
625		801
626	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
627	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
628	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
629		805
…		…
639		815
640	=cut	816	=cut
641		817
642	sub datalog($@) {	818	sub datalog($@) {
643	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
644	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
645	}	821	}
646		822
647	=back	823	=back
648		824
649	=cut	825	=cut
650		826
651	#############################################################################	827	#############################################################################
652		828
653	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
654		830
655	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
658		834
659	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	837	Deliantra).
662		838
663	=over 4	839	=over 4
664		840
665	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
666		842
…		…
710	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
711		887
712	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
714		890
715	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
717		893
718	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
719		895
720	=over 4	896	=over 4
…		…
844		1020
845	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
846	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
847		1023
848	} elsif (ref $type) {	1024	} elsif (ref $type) {
849	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
850		1026
851	} else {	1027	} else {
852	shift @arg;	1028	shift @arg;
853	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
854	}	1030	}
855	}	1031	}
856	}	1032	}
857		1033
858	sub _object_attach {	1034	sub _object_attach {
…		…
868	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
869	}	1045	}
870		1046
871	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
872	} else {	1048	} else {
873	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
874	}	1050	}
875		1051
876	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
877	}	1053	}
878		1054
…		…
937		1113
938	for (@$callbacks) {	1114	for (@$callbacks) {
939	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
940		1116
941	if ($@) {	1117	if ($@) {
942	warn "$@";
943	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
944	override;	1119	override;
945	}	1120	}
946		1121
947	return 1 if $override;	1122	return 1 if $override;
948	}	1123	}
949		1124
950	0	1125	0
951	}	1126	}
952		1127
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1129
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1131
957	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
958		1133
…		…
964		1139
965	=cut	1140	=cut
966		1141
967	#############################################################################	1142	#############################################################################
968	# object support	1143	# object support
969	#
970		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
971	sub _can_merge {	1178	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
973		1180
974	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1182
978	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
979	}	1185	}
980		1186
981	sub reattach {	1187	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1189	my ($obj) = @_;
984		1190
		1191	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1193
987	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
988		1195
989	@$registry = ();	1196	@$registry = ();
990		1197
…		…
995	for (@$attach) {	1202	for (@$attach) {
996	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
997	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
998	}	1205	}
999	} else {	1206	} else {
1000	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1001	}	1208	}
1002	}	1209	}
1003	}	1210	}
1004		1211
1005	cf::attachable->attach (	1212	cf::attachable->attach (
1006	prio => -1000000,	1213	prio => -1000000,
1007	on_instantiate => sub {	1214	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1009		1216
1010	$data = from_json $data;	1217	$data = decode_json $data;
1011		1218
1012	for (@$data) {	1219	for (@$data) {
1013	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1014		1221
1015	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1032	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1033		1240
1034	sync_job {	1241	sync_job {
1035	if (length $$rdata) {	1242	if (length $$rdata) {
1036	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1039		1247
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1253	aio_fsync $fh;
		1254	}
1044	close $fh;	1255	aio_close $fh;
1045		1256
1046	if (@$objs) {	1257	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1264	aio_fsync $fh;
		1265	}
1052	close $fh;	1266	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1268	}
1055	} else {	1269	} else {
1056	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1057	}	1271	}
1058		1272
1059	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1277	} else {
1061	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1062	}	1279	}
1063	} else {	1280	} else {
1064	aio_unlink $filename;	1281	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1066	}	1283	}
…		…
1085		1302
1086	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1305	or return;
1089		1306
1090	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1091	}	1309	}
1092		1310
1093	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1096		1315
1097	($data, $av)	1316	($data, $av)
1098	}	1317	}
1099		1318
1100	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1156	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1157		1376
1158	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1159	}	1378	}
1160		1379
		1380	use File::Glob ();
		1381
1161	cf::player->attach (	1382	cf::player->attach (
1162	on_command => sub {	1383	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1164		1385
1165	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1166	or return;	1387	or return;
1167		1388
…		…
1190		1411
1191	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1192	if $reply;	1413	if $reply;
1193		1414
1194	} else {	1415	} else {
1195	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1196	}	1417	}
1197		1418
1198	cf::override;	1419	cf::override;
1199	},	1420	},
1200	);	1421	);
1201		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1202	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1203	cf::sync_job {	1439	cf::sync_job {
1204	my %todo;	1440	my %todo;
1205		1441
1206	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1207	next unless -r $path;	1443	next unless -r $path;
…		…
1225		1461
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1464
1229	$ext{source} =	1465	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1231	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1232	. $source	1468	. $source
1233	. "\n};\n1";	1469	. "\n};\n1";
1234		1470
1235	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1236	}	1472	}
1237		1473
		1474	my $pass = 0;
1238	my %done;	1475	my %done;
1239	while (%todo) {	1476	while (%todo) {
1240	my $progress;	1477	my $progress;
1241		1478
		1479	++$pass;
		1480
		1481	ext:
1242	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1484	next ext
1245	unless exists $done{$_};	1485	unless exists $done{$_};
1246	}	1486	}
1247		1487
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1489
1250	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1255	warn $msg;	1497
1256	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1257	exit 1;	1499	delete $todo{$k};
1258	}	1500	} else {
1259		1501	$done{$k} = delete $todo{$k};
1260	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1261	}	1507	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1508	}
1267		1509
1268	skip:	1510	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1271	}	1518	}
1272	};	1519	};
1273	}	1520	}
1274		1521
1275	#############################################################################	1522	#############################################################################
1276		1523
1277	=back	1524	=back
1278		1525
1279	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1280		1527
1281	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1282		1529
1283	=cut	1530	=cut
1284		1531
1285	package cf::player;	1532	package cf::player;
1286		1533
…		…
1329		1576
1330	sub exists($) {	1577	sub exists($) {
1331	my ($login) = @_;	1578	my ($login) = @_;
1332		1579
1333	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1335	}	1582	}
1336		1583
1337	sub find($) {	1584	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1586	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1599	or return;
1353		1600
1354	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1355	or return;	1602	or return;
		1603
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1359	}	1607	}
1360	}	1608	}
1361	}	1609	}
1362		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1363	sub save($) {	1624	sub save($) {
1364	my ($pl) = @_;	1625	my ($pl) = @_;
1365		1626
1366	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1367		1628
…		…
1370		1631
1371	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1372		1633
1373	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1375		1641
1376	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1643	cf::cede_to_tick;
1378	}	1644	}
1379		1645
…		…
1411	my ($pl) = @_;	1677	my ($pl) = @_;
1412		1678
1413	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1414		1680
1415	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1683
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1419	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1421	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1422		1692
1423	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1425	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1463		1733
1464	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1465	my $path = path $login;	1735	my $path = path $login;
1466		1736
1467	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1743	}
1473		1744
…		…
1477		1748
1478	\@logins	1749	\@logins
1479	}	1750	}
1480		1751
1481	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1482		1755
1483	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1484	player. May block.	1757	player. May block.
1485		1758
1486	=cut	1759	=cut
…		…
1504	}	1777	}
1505		1778
1506	\@paths	1779	\@paths
1507	}	1780	}
1508		1781
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1783
1511	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1785
1560	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1561		1787
1562	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1563		1789
…		…
1595		1821
1596	=cut	1822	=cut
1597		1823
1598	sub find_by_path($) {	1824	sub find_by_path($) {
1599	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1600		1828
1601	my ($match, $specificity);	1829	my ($match, $specificity);
1602		1830
1603	for my $region (list) {	1831	for my $region (list) {
1604	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1630	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1632		1860
1633	sub generate_random_map {	1861	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1635	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1636	$self->_create_random_map (	1867	$self->_create_random_map (
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1658		1889
1659	sub register {	1890	sub register {
1660	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1661	my $pkg = caller;	1892	my $pkg = caller;
1662		1893
1663	no strict;
1664	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1665		1895
1666	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1667	}	1897	}
1668		1898
1669	# also paths starting with '/'	1899	# also paths starting with '/'
1670	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1671		1901
1672	sub thawer_merge {	1902	sub thawer_merge {
1673	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1674		1904
1675	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1680	}	1910	}
1681		1911
1682	sub normalise {	1912	sub normalise {
1683	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1684		1914
1685	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1686		1916
1687	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1688		1918
1689	# map plan:	1919	# map plan:
1690	#	1920	#
…		…
1705	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1706	$path = "$base/$path";	1936	$path = "$base/$path";
1707	}	1937	}
1708		1938
1709	for ($path) {	1939	for ($path) {
1710	redo if s{//}{/};
1711	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1712	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1713	}	1942	}
1714		1943
1715	$path	1944	$path
…		…
1729	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1730	return $self;	1959	return $self;
1731	}	1960	}
1732	}	1961	}
1733		1962
1734	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1735	()	1964	()
1736	}	1965	}
1737		1966
1738	sub init {	1967	sub init {
1739	my ($self) = @_;	1968	my ($self) = @_;
…		…
1761		1990
1762	# the temporary/swap location	1991	# the temporary/swap location
1763	sub save_path {	1992	sub save_path {
1764	my ($self) = @_;	1993	my ($self) = @_;
1765		1994
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1995	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	1996	"$TMPDIR/$path.map"
1768	}	1997	}
1769		1998
1770	# the unique path, undef == no special unique path	1999	# the unique path, undef == no special unique path
1771	sub uniq_path {	2000	sub uniq_path {
1772	my ($self) = @_;	2001	my ($self) = @_;
1773		2002
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2003	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	2004	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	2005	}
1786		2006
1787	sub decay_objects {	2007	sub decay_objects {
1788	my ($self) = @_;	2008	my ($self) = @_;
1789		2009
…		…
1871		2091
1872	sub find;	2092	sub find;
1873	sub find {	2093	sub find {
1874	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
1875		2095
		2096	cf::cede_to_tick;
		2097
1876	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
1877		2099
1878	cf::lock_wait "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2102
1881	$cf::MAP{$path} || do {	2103	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2104	my $map = new_from_path cf::map $path
1886	or return;	2105	or return;
1887		2106
1888	$map->{last_save} = $cf::RUNTIME;	2107	$map->{last_save} = $cf::RUNTIME;
1889		2108
…		…
1891	or return;	2110	or return;
1892		2111
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2112	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2113	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2114	#$cf::WAIT_FOR_TICK->wait;
		2115	undef $guard2;
1896	undef $guard1;	2116	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2117	$map->reset;
1899	return find $path;	2118	return find $path;
1900	}	2119	}
1901		2120
1902	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
1903	}	2122	}
1904	}	2123	}
1905		2124
1906	sub pre_load { }	2125	sub pre_load { }
1907	sub post_load { }	2126	#sub post_load { } # XS
1908		2127
1909	sub load {	2128	sub load {
1910	my ($self) = @_;	2129	my ($self) = @_;
1911		2130
1912	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2148	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2149	$f->skip_block;
1931	$self->_load_objects ($f)	2150	$self->_load_objects ($f)
1932	or return;	2151	or return;
1933		2152
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2153	$self->post_load_original
1935	if delete $self->{load_original};	2154	if delete $self->{load_original};
1936		2155
1937	if (my $uniq = $self->uniq_path) {	2156	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2157	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2158	unless (aio_stat $uniq) {
…		…
1957	unless ($self->{deny_activate}) {	2176	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2177	$self->decay_objects;
1959	$self->fix_auto_apply;	2178	$self->fix_auto_apply;
1960	$self->update_buttons;	2179	$self->update_buttons;
1961	cf::cede_to_tick;	2180	cf::cede_to_tick;
1962	$self->set_darkness_map;
1963	cf::cede_to_tick;
1964	$self->activate;	2181	$self->activate;
1965	}	2182	}
1966		2183
1967	$self->{last_save} = $cf::RUNTIME;	2184	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2185	$self->last_access ($cf::RUNTIME);
1969		2186
1970	$self->in_memory (cf::MAP_IN_MEMORY);	2187	$self->in_memory (cf::MAP_ACTIVE);
1971	}	2188	}
1972		2189
1973	$self->post_load;	2190	$self->post_load;
1974	}	2191	}
1975		2192
		2193	# customize the map for a given player, i.e.
		2194	# return the _real_ map. used by e.g. per-player
		2195	# maps to change the path to ~playername/mappath
1976	sub customise_for {	2196	sub customise_for {
1977	my ($self, $ob) = @_;	2197	my ($self, $ob) = @_;
1978		2198
1979	return find "~" . $ob->name . "/" . $self->{path}	2199	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2200	if $self->per_player;
…		…
1996	or next;	2216	or next;
1997	$neigh = find $neigh, $map	2217	$neigh = find $neigh, $map
1998	or next;	2218	or next;
1999	$neigh->load;	2219	$neigh->load;
2000		2220
		2221	# now find the diagonal neighbours
2001	push @neigh,	2222	push @neigh,
2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2223	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2224	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2004	}	2225	}
2005		2226
…		…
2012	}	2233	}
2013		2234
2014	sub find_sync {	2235	sub find_sync {
2015	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2016		2237
2017	cf::sync_job { find $path, $origin }	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2239	if $Coro::current == $Coro::main;
		2240
		2241	find $path, $origin
2018	}	2242	}
2019		2243
2020	sub do_load_sync {	2244	sub do_load_sync {
2021	my ($map) = @_;	2245	my ($map) = @_;
2022		2246
2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2247	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2024	if $Coro::current == $Coro::main;	2248	if $Coro::current == $Coro::main;
2025		2249
2026	cf::sync_job { $map->load };	2250	$map->load;
2027	}	2251	}
2028		2252
2029	our %MAP_PREFETCH;	2253	our %MAP_PREFETCH;
2030	our $MAP_PREFETCHER = undef;	2254	our $MAP_PREFETCHER = undef;
2031		2255
…		…
2033	my ($path, $origin, $load) = @_;	2257	my ($path, $origin, $load) = @_;
2034		2258
2035	$path = normalise $path, $origin && $origin->{path};	2259	$path = normalise $path, $origin && $origin->{path};
2036		2260
2037	if (my $map = $cf::MAP{$path}) {	2261	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2262	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039	}	2263	}
2040		2264
2041	$MAP_PREFETCH{$path} |= $load;	2265	$MAP_PREFETCH{$path} |= $load;
2042		2266
2043	$MAP_PREFETCHER ||= cf::async {	2267	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2281	$MAP_PREFETCHER->prio (6);
2058		2282
2059	()	2283	()
2060	}	2284	}
2061		2285
		2286	# common code, used by both ->save and ->swapout
2062	sub save {	2287	sub _save {
2063	my ($self) = @_;	2288	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2289
2067	$self->{last_save} = $cf::RUNTIME;	2290	$self->{last_save} = $cf::RUNTIME;
2068		2291
2069	return unless $self->dirty;	2292	return unless $self->dirty;
2070		2293
…		…
2079		2302
2080	cf::async {	2303	cf::async {
2081	$Coro::current->{desc} = "map player save";	2304	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2305	$_->contr->save for $self->players;
2083	};	2306	};
		2307
		2308	cf::get_slot 0.02;
2084		2309
2085	if ($uniq) {	2310	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2311	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2312	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2313	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2090	}	2315	}
2091	}	2316	}
2092		2317
		2318	sub save {
		2319	my ($self) = @_;
		2320
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
		2323	$self->_save;
		2324	}
		2325
2093	sub swap_out {	2326	sub swap_out {
2094	my ($self) = @_;	2327	my ($self) = @_;
2095		2328
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2330
		2331	return if $self->in_memory != cf::MAP_ACTIVE;
		2332	return if $self->{deny_save};
2101	return if $self->players;	2333	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;
2103	return if $self->{deny_save};
2104		2334
		2335	# first deactivate the map and "unlink" it from the core
		2336	$self->deactivate;
		2337	$_->clear_links_to ($self) for values %cf::MAP;
2105	$self->in_memory (cf::MAP_SWAPPED);	2338	$self->in_memory (cf::MAP_SWAPPED);
		2339
		2340	# then atomically save
		2341	$self->_save;
		2342
		2343	# then free the map
		2344	$self->clear;
		2345	}
		2346
		2347	sub reset_at {
		2348	my ($self) = @_;
		2349
		2350	# TODO: safety, remove and allow resettable per-player maps
		2351	return 1e99 if $self->{deny_reset};
		2352
		2353	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2354	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2355
		2356	$time + $to
		2357	}
		2358
		2359	sub should_reset {
		2360	my ($self) = @_;
		2361
		2362	$self->reset_at <= $cf::RUNTIME
		2363	}
		2364
		2365	sub reset {
		2366	my ($self) = @_;
		2367
		2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2369
		2370	return if $self->players;
		2371
		2372	cf::trace "resetting map ", $self->path, "\n";
		2373
		2374	$self->in_memory (cf::MAP_SWAPPED);
		2375
		2376	# need to save uniques path
		2377	unless ($self->{deny_save}) {
		2378	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2379
		2380	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2381	if $uniq;
		2382	}
		2383
		2384	delete $cf::MAP{$self->path};
2106		2385
2107	$self->deactivate;	2386	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	2387	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2388	$self->clear;
2110	}
2111
2112	sub reset_at {
2113	my ($self) = @_;
2114
2115	# TODO: safety, remove and allow resettable per-player maps
2116	return 1e99 if $self->{deny_reset};
2117
2118	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2119	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2120
2121	$time + $to
2122	}
2123
2124	sub should_reset {
2125	my ($self) = @_;
2126
2127	$self->reset_at <= $cf::RUNTIME
2128	}
2129
2130	sub reset {
2131	my ($self) = @_;
2132
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134
2135	return if $self->players;
2136
2137	warn "resetting map ", $self->path;
2138
2139	$self->in_memory (cf::MAP_SWAPPED);
2140
2141	# need to save uniques path
2142	unless ($self->{deny_save}) {
2143	my $uniq = $self->uniq_path; utf8::encode $uniq;
2144
2145	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2146	if $uniq;
2147	}
2148
2149	delete $cf::MAP{$self->path};
2150
2151	$self->deactivate;
2152	$_->clear_links_to ($self) for values %cf::MAP;
2153	$self->clear;
2154		2389
2155	$self->unlink_save;	2390	$self->unlink_save;
2156	$self->destroy;	2391	$self->destroy;
2157	}	2392	}
2158		2393
…		…
2166		2401
2167	delete $cf::MAP{$self->path};	2402	delete $cf::MAP{$self->path};
2168		2403
2169	$self->unlink_save;	2404	$self->unlink_save;
2170		2405
2171	bless $self, "cf::map";	2406	bless $self, "cf::map::wrap";
2172	delete $self->{deny_reset};	2407	delete $self->{deny_reset};
2173	$self->{deny_save} = 1;	2408	$self->{deny_save} = 1;
2174	$self->reset_timeout (1);	2409	$self->reset_timeout (1);
2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2410	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2176		2411
…		…
2225		2460
2226	sub unique_maps() {	2461	sub unique_maps() {
2227	[	2462	[
2228	map {	2463	map {
2229	utf8::decode $_;	2464	utf8::decode $_;
2230	/\.map$/	2465	s/\.map$//; # TODO future compatibility hack
		2466	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2467	? ()
2231	? normalise $_	2468	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2469	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2470	]
2235	}	2471	}
2236		2472
2237	package cf;	2473	=item cf::map::static_maps
		2474
		2475	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2476	file in the shared directory excluding F</styles> and F</editor>). May
		2477	block.
		2478
		2479	=cut
		2480
		2481	sub static_maps() {
		2482	my @dirs = "";
		2483	my @maps;
		2484
		2485	while (@dirs) {
		2486	my $dir = shift @dirs;
		2487
		2488	next if $dir eq "/styles" || $dir eq "/editor";
		2489
		2490	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2491	or return;
		2492
		2493	for (@$files) {
		2494	s/\.map$// or next;
		2495	utf8::decode $_;
		2496	push @maps, "$dir/$_";
		2497	}
		2498
		2499	push @dirs, map "$dir/$_", @$dirs;
		2500	}
		2501
		2502	\@maps
		2503	}
2238		2504
2239	=back	2505	=back
2240		2506
2241	=head3 cf::object	2507	=head3 cf::object
2242		2508
…		…
2246		2512
2247	=over 4	2513	=over 4
2248		2514
2249	=item $ob->inv_recursive	2515	=item $ob->inv_recursive
2250		2516
2251	Returns the inventory of the object _and_ their inventories, recursively.	2517	Returns the inventory of the object I<and> their inventories, recursively,
		2518	but I<not> the object itself.
2252		2519
2253	=cut	2520	=cut
2254		2521
2255	sub inv_recursive_;	2522	sub inv_recursive_;
2256	sub inv_recursive_ {	2523	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2528	inv_recursive_ inv $_[0]
2262	}	2529	}
2263		2530
2264	=item $ref = $ob->ref	2531	=item $ref = $ob->ref
2265		2532
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2533	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2534
2268	=item $ob = cf::object::deref ($refstring)	2535	=item $ob = cf::object::deref ($refstring)
2269		2536
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2537	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2538	even if the object actually exists. May block.
…		…
2273	=cut	2540	=cut
2274		2541
2275	sub deref {	2542	sub deref {
2276	my ($ref) = @_;	2543	my ($ref) = @_;
2277		2544
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2545	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2546	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2547	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2548	or return;
2285	$pl->ob->uuid eq $uuid	2549	$pl->ob->uuid eq $uuid
2286	or return;	2550	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2570	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2571	dialogue with the given NPC character.
2308		2572
2309	=cut	2573	=cut
2310		2574
		2575	our $SAY_CHANNEL = {
		2576	id => "say",
		2577	title => "Map",
		2578	reply => "say ",
		2579	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2580	};
		2581
		2582	our $CHAT_CHANNEL = {
		2583	id => "chat",
		2584	title => "Chat",
		2585	reply => "chat ",
		2586	tooltip => "Player chat and shouts, global to the server.",
		2587	};
		2588
2311	# rough implementation of a future "reply" method that works	2589	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2590	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2591	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2592	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2593	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2604	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2605	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2606
2329	} else {	2607	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2608	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2609	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2610	}
2333	}	2611	}
2334	}	2612	}
2335		2613
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2614	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2639
2362	=item $player_object->enter_link	2640	=item $player_object->enter_link
2363		2641
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2642	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2643
2366	The player should be reasonably safe there for short amounts of time. You	2644	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2645	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2646	though, as the player cannot control the character while it is on the link
		2647	map.
2368		2648
2369	Will never block.	2649	Will never block.
2370		2650
2371	=item $player_object->leave_link ($map, $x, $y)	2651	=item $player_object->leave_link ($map, $x, $y)
2372		2652
…		…
2392	sub cf::object::player::enter_link {	2672	sub cf::object::player::enter_link {
2393	my ($self) = @_;	2673	my ($self) = @_;
2394		2674
2395	$self->deactivate_recursive;	2675	$self->deactivate_recursive;
2396		2676
		2677	++$self->{_link_recursion};
		2678
2397	return if UNIVERSAL::isa $self->map, "ext::map_link";	2679	return if UNIVERSAL::isa $self->map, "ext::map_link";
2398		2680
2399	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2681	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2400	if $self->map && $self->map->{path} ne "{link}";	2682	if $self->map && $self->map->{path} ne "{link}";
2401		2683
2402	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2684	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2403	}	2685	}
2404		2686
2405	sub cf::object::player::leave_link {	2687	sub cf::object::player::leave_link {
2406	my ($self, $map, $x, $y) = @_;	2688	my ($self, $map, $x, $y) = @_;
2407		2689
…		…
2424	($x, $y) = (-1, -1)	2706	($x, $y) = (-1, -1)
2425	unless (defined $x) && (defined $y);	2707	unless (defined $x) && (defined $y);
2426		2708
2427	# use -1 or undef as default coordinates, not 0, 0	2709	# use -1 or undef as default coordinates, not 0, 0
2428	($x, $y) = ($map->enter_x, $map->enter_y)	2710	($x, $y) = ($map->enter_x, $map->enter_y)
2429	if $x <=0 && $y <= 0;	2711	if $x <= 0 && $y <= 0;
2430		2712
2431	$map->load;	2713	$map->load;
2432	$map->load_neighbours;	2714	$map->load_neighbours;
2433		2715
2434	return unless $self->contr->active;	2716	return unless $self->contr->active;
2435	$self->activate_recursive;
2436		2717
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2718	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2719	if ($self->enter_map ($map, $x, $y)) {
2439	}	2720	# entering was successful
		2721	delete $self->{_link_recursion};
		2722	# only activate afterwards, to support waiting in hooks
		2723	$self->activate_recursive;
		2724	}
2440		2725
		2726	}
		2727
2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2728	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2442		2729
2443	Moves the player to the given map-path and coordinates by first freezing	2730	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2731	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2732	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2733	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2734	be called at the end of this process.
2448		2735
		2736	Note that $check will be called with a potentially non-loaded map, so if
		2737	it needs a loaded map it has to call C<< ->load >>.
		2738
2449	=cut	2739	=cut
2450		2740
2451	our $GOTOGEN;	2741	our $GOTOGEN;
2452		2742
2453	sub cf::object::player::goto {	2743	sub cf::object::player::goto {
2454	my ($self, $path, $x, $y, $check, $done) = @_;	2744	my ($self, $path, $x, $y, $check, $done) = @_;
		2745
		2746	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2747	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2748	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2749	($path, $x, $y) = @$EMERGENCY_POSITION;
		2750	}
2455		2751
2456	# do generation counting so two concurrent goto's will be executed in-order	2752	# do generation counting so two concurrent goto's will be executed in-order
2457	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2753	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2458		2754
2459	$self->enter_link;	2755	$self->enter_link;
…		…
2483	my $map = eval {	2779	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2780	my $map = defined $path ? cf::map::find $path : undef;
2485		2781
2486	if ($map) {	2782	if ($map) {
2487	$map = $map->customise_for ($self);	2783	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2784	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2785	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2786	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2787	}
2492		2788
2493	$map	2789	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2797	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2798	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2799	$self->leave_link ($map, $x, $y);
2504	}	2800	}
2505		2801
2506	$done->() if $done;	2802	$done->($self) if $done;
2507	})->prio (1);	2803	})->prio (1);
2508	}	2804	}
2509		2805
2510	=item $player_object->enter_exit ($exit_object)	2806	=item $player_object->enter_exit ($exit_object)
2511		2807
…		…
2531	}	2827	}
2532		2828
2533	sub prepare_random_map {	2829	sub prepare_random_map {
2534	my ($exit) = @_;	2830	my ($exit) = @_;
2535		2831
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2832	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2833	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2834	# that depends on the exit object
2541		2835
2542	my $rmp = parse_random_map_params $exit->msg;	2836	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2838	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2839	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2840	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2841	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2842	$rmp->{origin_y} = $exit->y;
		2843
		2844	$exit->map->touch;
2549	}	2845	}
2550		2846
2551	$rmp->{random_seed} ||= $exit->random_seed;	2847	$rmp->{random_seed} ||= $exit->random_seed;
2552		2848
2553	my $data = cf::to_json $rmp;	2849	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2850	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2851	my $meta = "$RANDOMDIR/$md5.meta";
2556		2852
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2853	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2854	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2855	undef $fh;
2560	aio_rename "$meta~", $meta;	2856	aio_rename "$meta~", $meta;
2561		2857
		2858	my $slaying = "?random/$md5";
		2859
		2860	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2861	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2862	$exit->msg (undef);
		2863	}
2564	}	2864	}
2565	}	2865	}
2566		2866
2567	sub cf::object::player::enter_exit {	2867	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2868	my ($self, $exit) = @_;
2569		2869
2570	return unless $self->type == cf::PLAYER;	2870	return unless $self->type == cf::PLAYER;
2571		2871
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2872	$self->enter_link;
2584		2873
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2874	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2875	$Coro::current->{desc} = "enter_exit";
2591		2876
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2877	unless (eval {
		2878	$self->deactivate_recursive; # just to be sure
		2879
		2880	# random map handling
		2881	{
		2882	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2883
		2884	prepare_random_map $exit
		2885	if $exit->slaying eq "/!";
		2886	}
		2887
		2888	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2889	my $x = $exit->stats->hp;
		2890	my $y = $exit->stats->sp;
		2891
2594	$self->goto ($slaying, $hp, $sp);	2892	$self->goto ($map, $x, $y);
2595		2893
		2894	# if exit is damned, update players death & WoR home-position
		2895	$self->contr->savebed ($map, $x, $y)
		2896	if $exit->flag (cf::FLAG_DAMNED);
		2897
2596	1;	2898	1
2597	}) {	2899	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	2900	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	2901	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	2902	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	2903	cf::NDI_UNIQUE | cf::NDI_RED);
2602		2904
2603	warn "ERROR in enter_exit: $@";	2905	error "ERROR in enter_exit: $@";
2604	$self->leave_link;	2906	$self->leave_link;
2605	}	2907	}
2606	})->prio (1);	2908	})->prio (1);
2607	}	2909	}
2608		2910
…		…
2620	sub cf::client::send_drawinfo {	2922	sub cf::client::send_drawinfo {
2621	my ($self, $text, $flags) = @_;	2923	my ($self, $text, $flags) = @_;
2622		2924
2623	utf8::encode $text;	2925	utf8::encode $text;
2624	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2926	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2927	}
		2928
		2929	=item $client->send_big_packet ($pkt)
		2930
		2931	Like C<send_packet>, but tries to compress large packets, and fragments
		2932	them as required.
		2933
		2934	=cut
		2935
		2936	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2937
		2938	sub cf::client::send_big_packet {
		2939	my ($self, $pkt) = @_;
		2940
		2941	# try lzf for large packets
		2942	$pkt = "lzf " . Compress::LZF::compress $pkt
		2943	if 1024 <= length $pkt and $self->{can_lzf};
		2944
		2945	# split very large packets
		2946	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2947	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2948	$pkt = "frag";
		2949	}
		2950
		2951	$self->send_packet ($pkt);
2625	}	2952	}
2626		2953
2627	=item $client->send_msg ($channel, $msg, $color, [extra...])	2954	=item $client->send_msg ($channel, $msg, $color, [extra...])
2628		2955
2629	Send a drawinfo or msg packet to the client, formatting the msg for the	2956	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	2958	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	2959	the message unless the client supports the msg packet.
2633		2960
2634	=cut	2961	=cut
2635		2962
		2963	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	2964	our %CHANNEL = (
		2965	"c/motd" => {
		2966	id => "infobox",
		2967	title => "MOTD",
		2968	reply => undef,
		2969	tooltip => "The message of the day",
		2970	},
2637	"c/identify" => {	2971	"c/identify" => {
2638	id => "infobox",	2972	id => "infobox",
2639	title => "Identify",	2973	title => "Identify",
2640	reply => undef,	2974	reply => undef,
2641	tooltip => "Items recently identified",	2975	tooltip => "Items recently identified",
…		…
2644	id => "infobox",	2978	id => "infobox",
2645	title => "Examine",	2979	title => "Examine",
2646	reply => undef,	2980	reply => undef,
2647	tooltip => "Signs and other items you examined",	2981	tooltip => "Signs and other items you examined",
2648	},	2982	},
		2983	"c/shopinfo" => {
		2984	id => "infobox",
		2985	title => "Shop Info",
		2986	reply => undef,
		2987	tooltip => "What your bargaining skill tells you about the shop",
		2988	},
		2989	"c/book" => {
		2990	id => "infobox",
		2991	title => "Book",
		2992	reply => undef,
		2993	tooltip => "The contents of a note or book",
		2994	},
2649	"c/lookat" => {	2995	"c/lookat" => {
2650	id => "infobox",	2996	id => "infobox",
2651	title => "Look",	2997	title => "Look",
2652	reply => undef,	2998	reply => undef,
2653	tooltip => "What you saw there",	2999	tooltip => "What you saw there",
2654	},	3000	},
		3001	"c/who" => {
		3002	id => "infobox",
		3003	title => "Players",
		3004	reply => undef,
		3005	tooltip => "Shows players who are currently online",
		3006	},
		3007	"c/body" => {
		3008	id => "infobox",
		3009	title => "Body Parts",
		3010	reply => undef,
		3011	tooltip => "Shows which body parts you posess and are available",
		3012	},
		3013	"c/statistics" => {
		3014	id => "infobox",
		3015	title => "Statistics",
		3016	reply => undef,
		3017	tooltip => "Shows your primary statistics",
		3018	},
		3019	"c/skills" => {
		3020	id => "infobox",
		3021	title => "Skills",
		3022	reply => undef,
		3023	tooltip => "Shows your experience per skill and item power",
		3024	},
		3025	"c/shopitems" => {
		3026	id => "infobox",
		3027	title => "Shop Items",
		3028	reply => undef,
		3029	tooltip => "Shows the items currently for sale in this shop",
		3030	},
		3031	"c/resistances" => {
		3032	id => "infobox",
		3033	title => "Resistances",
		3034	reply => undef,
		3035	tooltip => "Shows your resistances",
		3036	},
		3037	"c/pets" => {
		3038	id => "infobox",
		3039	title => "Pets",
		3040	reply => undef,
		3041	tooltip => "Shows information abotu your pets/a specific pet",
		3042	},
		3043	"c/perceiveself" => {
		3044	id => "infobox",
		3045	title => "Perceive Self",
		3046	reply => undef,
		3047	tooltip => "You gained detailed knowledge about yourself",
		3048	},
		3049	"c/uptime" => {
		3050	id => "infobox",
		3051	title => "Uptime",
		3052	reply => undef,
		3053	tooltip => "How long the server has been running since last restart",
		3054	},
		3055	"c/mapinfo" => {
		3056	id => "infobox",
		3057	title => "Map Info",
		3058	reply => undef,
		3059	tooltip => "Information related to the maps",
		3060	},
		3061	"c/party" => {
		3062	id => "party",
		3063	title => "Party",
		3064	reply => "gsay ",
		3065	tooltip => "Messages and chat related to your party",
		3066	},
		3067	"c/death" => {
		3068	id => "death",
		3069	title => "Death",
		3070	reply => undef,
		3071	tooltip => "Reason for and more info about your most recent death",
		3072	},
		3073	"c/say" => $SAY_CHANNEL,
		3074	"c/chat" => $CHAT_CHANNEL,
2655	);	3075	);
2656		3076
2657	sub cf::client::send_msg {	3077	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	3078	my ($self, $channel, $msg, $color, @extra) = @_;
2659		3079
2660	$msg = $self->pl->expand_cfpod ($msg);	3080	$msg = $self->pl->expand_cfpod ($msg)
		3081	unless $color & cf::NDI_VERBATIM;
2661		3082
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	3083	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		3084
2664	# check predefined channels, for the benefit of C	3085	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	3086	if ($CHANNEL{$channel}) {
2666	$channel = $CHANNEL{$channel};	3087	$channel = $CHANNEL{$channel};
2667		3088
2668	$self->ext_msg (channel_info => $channel)	3089	$self->ext_msg (channel_info => $channel);
2669	if $self->can_msg;
2670
2671	$channel = $channel->{id};	3090	$channel = $channel->{id};
2672		3091
2673	} elsif (ref $channel) {	3092	} elsif (ref $channel) {
2674	# send meta info to client, if not yet sent	3093	# send meta info to client, if not yet sent
2675	unless (exists $self->{channel}{$channel->{id}}) {	3094	unless (exists $self->{channel}{$channel->{id}}) {
2676	$self->{channel}{$channel->{id}} = $channel;	3095	$self->{channel}{$channel->{id}} = $channel;
2677	$self->ext_msg (channel_info => $channel)	3096	$self->ext_msg (channel_info => $channel);
2678	if $self->can_msg;
2679	}	3097	}
2680		3098
2681	$channel = $channel->{id};	3099	$channel = $channel->{id};
2682	}	3100	}
2683		3101
2684	return unless @extra || length $msg;	3102	return unless @extra || length $msg;
2685		3103
2686	if ($self->can_msg) {
2687	# default colour, mask it out	3104	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3105	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	3106	if $color & cf::NDI_DEF;
2690		3107
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	3108	my $pkt = "msg "
		3109	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3110	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693	} else {	3111	);
2694	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {
2697	1 while
2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703	}
2704		3112
2705	$color &= cf::NDI_COLOR_MASK;	3113	$self->send_big_packet ($pkt);
2706
2707	utf8::encode $msg;
2708
2709	if (0 && $msg =~ /\[/) {
2710	# COMMAND/INFO
2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
2712	} else {
2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714	$self->send_packet ("drawinfo $color $msg")
2715	}
2716	}
2717	}
2718	}	3114	}
2719		3115
2720	=item $client->ext_msg ($type, @msg)	3116	=item $client->ext_msg ($type, @msg)
2721		3117
2722	Sends an ext event to the client.	3118	Sends an ext event to the client.
…		…
2725		3121
2726	sub cf::client::ext_msg($$@) {	3122	sub cf::client::ext_msg($$@) {
2727	my ($self, $type, @msg) = @_;	3123	my ($self, $type, @msg) = @_;
2728		3124
2729	if ($self->extcmd == 2) {	3125	if ($self->extcmd == 2) {
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3126	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2731	} elsif ($self->extcmd == 1) { # TODO: remove	3127	} elsif ($self->extcmd == 1) { # TODO: remove
2732	push @msg, msgtype => "event_$type";	3128	push @msg, msgtype => "event_$type";
2733	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2734	}	3130	}
2735	}	3131	}
2736		3132
2737	=item $client->ext_reply ($msgid, @msg)	3133	=item $client->ext_reply ($msgid, @msg)
2738		3134
…		…
2742		3138
2743	sub cf::client::ext_reply($$@) {	3139	sub cf::client::ext_reply($$@) {
2744	my ($self, $id, @msg) = @_;	3140	my ($self, $id, @msg) = @_;
2745		3141
2746	if ($self->extcmd == 2) {	3142	if ($self->extcmd == 2) {
2747	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3143	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2748	} elsif ($self->extcmd == 1) {	3144	} elsif ($self->extcmd == 1) {
2749	#TODO: version 1, remove	3145	#TODO: version 1, remove
2750	unshift @msg, msgtype => "reply", msgid => $id;	3146	unshift @msg, msgtype => "reply", msgid => $id;
2751	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3147	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2752	}	3148	}
2753	}	3149	}
2754		3150
2755	=item $success = $client->query ($flags, "text", \&cb)	3151	=item $success = $client->query ($flags, "text", \&cb)
2756		3152
…		…
2827		3223
2828	$ns->ext_reply ($reply, @reply)	3224	$ns->ext_reply ($reply, @reply)
2829	if $reply;	3225	if $reply;
2830		3226
2831	} else {	3227	} else {
2832	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3228	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2833	}	3229	}
2834		3230
2835	cf::override;	3231	cf::override;
2836	},	3232	},
2837	);	3233	);
…		…
2857		3253
2858	$coro	3254	$coro
2859	}	3255	}
2860		3256
2861	cf::client->attach (	3257	cf::client->attach (
2862	on_destroy => sub {	3258	on_client_destroy => sub {
2863	my ($ns) = @_;	3259	my ($ns) = @_;
2864		3260
2865	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3261	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2866	},	3262	},
2867	);	3263	);
…		…
2883	our $safe_hole = new Safe::Hole;	3279	our $safe_hole = new Safe::Hole;
2884		3280
2885	$SIG{FPE} = 'IGNORE';	3281	$SIG{FPE} = 'IGNORE';
2886		3282
2887	$safe->permit_only (Opcode::opset qw(	3283	$safe->permit_only (Opcode::opset qw(
2888	:base_core :base_mem :base_orig :base_math	3284	:base_core :base_mem :base_orig :base_math :base_loop
2889	grepstart grepwhile mapstart mapwhile	3285	grepstart grepwhile mapstart mapwhile
2890	sort time	3286	sort time
2891	));	3287	));
2892		3288
2893	# here we export the classes and methods available to script code	3289	# here we export the classes and methods available to script code
…		…
2895	=pod	3291	=pod
2896		3292
2897	The following functions and methods are available within a safe environment:	3293	The following functions and methods are available within a safe environment:
2898		3294
2899	cf::object	3295	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3296	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3297	insert remove name archname title slaying race decrease split
		3298	value
2902		3299
2903	cf::object::player	3300	cf::object::player
2904	player	3301	player
2905		3302
2906	cf::player	3303	cf::player
…		…
2911		3308
2912	=cut	3309	=cut
2913		3310
2914	for (	3311	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3312	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3313	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3314	decrease split destroy change_exp value msg lore send_msg)],
2918	["cf::object::player" => qw(player)],	3315	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3316	["cf::player" => qw(peaceful send_msg)],
2920	["cf::map" => qw(trigger)],	3317	["cf::map" => qw(trigger)],
2921	) {	3318	) {
2922	no strict 'refs';
2923	my ($pkg, @funs) = @$_;	3319	my ($pkg, @funs) = @$_;
2924	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3320	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2925	for @funs;	3321	for @funs;
2926	}	3322	}
2927		3323
…		…
2942		3338
2943	my $qcode = $code;	3339	my $qcode = $code;
2944	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3340	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2945	$qcode =~ s/\n/\\n/g;	3341	$qcode =~ s/\n/\\n/g;
2946		3342
		3343	%vars = (_dummy => 0) unless %vars;
		3344
		3345	my @res;
2947	local $_;	3346	local $_;
2948	local @safe::cf::_safe_eval_args = values %vars;
2949		3347
2950	my $eval =	3348	my $eval =
2951	"do {\n"	3349	"do {\n"
2952	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3350	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2953	. "#line 0 \"{$qcode}\"\n"	3351	. "#line 0 \"{$qcode}\"\n"
2954	. $code	3352	. $code
2955	. "\n}"	3353	. "\n}"
2956	;	3354	;
2957		3355
		3356	if ($CFG{safe_eval}) {
2958	sub_generation_inc;	3357	sub_generation_inc;
		3358	local @safe::cf::_safe_eval_args = values %vars;
2959	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3359	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2960	sub_generation_inc;	3360	sub_generation_inc;
		3361	} else {
		3362	local @cf::_safe_eval_args = values %vars;
		3363	@res = wantarray ? eval eval : scalar eval $eval;
		3364	}
2961		3365
2962	if ($@) {	3366	if ($@) {
2963	warn "$@";	3367	warn "$@",
2964	warn "while executing safe code '$code'\n";	3368	"while executing safe code '$code'\n",
2965	warn "with arguments " . (join " ", %vars) . "\n";	3369	"with arguments " . (join " ", %vars) . "\n";
2966	}	3370	}
2967		3371
2968	wantarray ? @res : $res[0]	3372	wantarray ? @res : $res[0]
2969	}	3373	}
2970		3374
…		…
2984	=cut	3388	=cut
2985		3389
2986	sub register_script_function {	3390	sub register_script_function {
2987	my ($fun, $cb) = @_;	3391	my ($fun, $cb) = @_;
2988		3392
2989	no strict 'refs';	3393	$fun = "safe::$fun" if $CFG{safe_eval};
2990	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3394	*$fun = $safe_hole->wrap ($cb);
2991	}	3395	}
2992		3396
2993	=back	3397	=back
2994		3398
2995	=cut	3399	=cut
…		…
3004	# for this (global event?)	3408	# for this (global event?)
3005	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
3006		3410
3007	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3008		3412
3009	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
3010		3414
3011	my $facedata;
3012	0 < aio_load $path, $facedata	3415	0 < aio_load $path, my $facedata
3013	or die "$path: $!";	3416	or die "$path: $!";
3014		3417
3015	$facedata = Coro::Storable::thaw $facedata;	3418	$facedata = Coro::Storable::thaw $facedata;
3016		3419
3017	$facedata->{version} == 2	3420	$facedata->{version} == 2
3018	or cf::cleanup "$path: version mismatch, cannot proceed.";	3421	or cf::cleanup "$path: version mismatch, cannot proceed.";
3019		3422
3020	# patch in the exptable	3423	# patch in the exptable
		3424	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3021	$facedata->{resource}{"res/exp_table"} = {	3425	$facedata->{resource}{"res/exp_table"} = {
3022	type => FT_RSRC,	3426	type => FT_RSRC,
3023	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3427	data => $exp_table,
		3428	hash => (Digest::MD5::md5 $exp_table),
3024	};	3429	};
3025	cf::cede_to_tick;	3430	cf::cede_to_tick;
3026		3431
3027	{	3432	{
3028	my $faces = $facedata->{faceinfo};	3433	my $faces = $facedata->{faceinfo};
3029		3434
3030	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3436	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3437
3032	cf::face::set_visibility $idx, $info->{visibility};	3438	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3439	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3440	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3441	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3036		3442
3037	cf::cede_to_tick;	3443	cf::cede_to_tick;
3038	}	3444	}
3039		3445
3040	while (my ($face, $info) = each %$faces) {	3446	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3447	next unless $info->{smooth};
		3448
3042	my $idx = cf::face::find $face	3449	my $idx = cf::face::find $face
3043	or next;	3450	or next;
		3451
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3452	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3453	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3454	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3455	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3456	error "smooth face '$info->{smooth}' not found for face '$face'";
3049	}	3457	}
3050		3458
3051	cf::cede_to_tick;	3459	cf::cede_to_tick;
3052	}	3460	}
3053	}	3461	}
…		…
3062		3470
3063	cf::anim::invalidate_all; # d'oh	3471	cf::anim::invalidate_all; # d'oh
3064	}	3472	}
3065		3473
3066	{	3474	{
3067	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3475	my $res = $facedata->{resource};
3070		3476
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3477	while (my ($name, $info) = each %$res) {
		3478	if (defined $info->{type}) {
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3479	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;
3076		3480
3077	if ($info->{type} & 1) {	3481	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3078	# prepend meta info	3482	cf::face::set_type $idx, $info->{type};
3079
3080	my $meta = $enc->encode ({
3081	name => $name,
3082	%{ $info->{meta} || {} },
3083	});
3084
3085	$data = pack "(w/a*)*", $meta, $info->{data};
3086	} else {	3483	} else {
3087	$data = $info->{data};	3484	$RESOURCE{$name} = $info; # unused
3088	}	3485	}
3089		3486
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3487	cf::cede_to_tick;
3094	}	3488	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3489	}
		3490
		3491	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3492
3115	1	3493	1
3116	}	3494	}
3117		3495
3118	register_exticmd fx_want => sub {	3496	register_exticmd fx_want => sub {
…		…
3120		3498
3121	while (my ($k, $v) = each %$want) {	3499	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3500	$ns->fx_want ($k, $v);
3123	}	3501	}
3124	};	3502	};
		3503
		3504	sub load_resource_file($) {
		3505	my $guard = lock_acquire "load_resource_file";
		3506
		3507	my $status = load_resource_file_ $_[0];
		3508	get_slot 0.1, 100;
		3509	cf::arch::commit_load;
		3510
		3511	$status
		3512	}
3125		3513
3126	sub reload_regions {	3514	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3515	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3516	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3517	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3531	}
3144		3532
3145	sub reload_archetypes {	3533	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3534	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3535	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references
3149	# this really needs to be done in an extra post-pass
3150	# (which needs to be synchronous, so solve it differently)
3151	load_resource_file "$DATADIR/archetypes"
3152	or die "unable to load archetypes\n";
3153	}	3536	}
3154		3537
3155	sub reload_treasures {	3538	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3539	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3540	or die "unable to load treasurelists\n";
3158	}	3541	}
3159		3542
		3543	sub reload_sound {
		3544	trace "loading sound config from $DATADIR/sound\n";
		3545
		3546	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3547	or die "$DATADIR/sound $!";
		3548
		3549	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3550
		3551	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3552	my $sound = $soundconf->{compat}[$_]
		3553	or next;
		3554
		3555	my $face = cf::face::find "sound/$sound->[1]";
		3556	cf::sound::set $sound->[0] => $face;
		3557	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3558	}
		3559
		3560	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3561	my $face = cf::face::find "sound/$v";
		3562	cf::sound::set $k => $face;
		3563	}
		3564	}
		3565
3160	sub reload_resources {	3566	sub reload_resources {
3161	warn "reloading resource files...\n";	3567	trace "reloading resource files...\n";
3162		3568
		3569	reload_exp_table;
		3570	reload_materials;
		3571	reload_facedata;
		3572	reload_sound;
		3573	reload_archetypes;
3163	reload_regions;	3574	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3575	reload_treasures;
3168		3576
3169	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
3170	}
3171
3172	sub init {
3173	reload_resources;
3174	}	3578	}
3175		3579
3176	sub reload_config {	3580	sub reload_config {
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3581	trace "reloading config file...\n";
3178	or return;
3179		3582
3180	local $/;	3583	0 < aio_load "$CONFDIR/config", my $config
3181	*CFG = YAML::Syck::Load <$fh>;	3584	or die "$CONFDIR/config: $!";
3182		3585
		3586	utf8::decode $config;
		3587	*CFG = yaml_load $config;
		3588
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3184		3590
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3591	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3592	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3187		3593
3188	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
3192	};	3598	};
3193	warn $@ if $@;	3599	warn $@ if $@;
3194	}	3600	}
3195	}	3601	}
3196		3602
		3603	sub pidfile() {
		3604	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3605	or die "$PIDFILE: $!";
		3606	flock $fh, &Fcntl::LOCK_EX
		3607	or die "$PIDFILE: flock: $!";
		3608	$fh
		3609	}
		3610
		3611	# make sure only one server instance is running at any one time
		3612	sub atomic {
		3613	my $fh = pidfile;
		3614
		3615	my $pid = <$fh>;
		3616	kill 9, $pid if $pid > 0;
		3617
		3618	seek $fh, 0, 0;
		3619	print $fh $$;
		3620	}
		3621
		3622	sub main_loop {
		3623	trace "EV::loop starting\n";
		3624	if (1) {
		3625	EV::loop;
		3626	}
		3627	trace "EV::loop returned\n";
		3628	goto &main_loop unless $REALLY_UNLOOP;
		3629	}
		3630
3197	sub main {	3631	sub main {
		3632	cf::init_globals; # initialise logging
		3633
		3634	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3635	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3636	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3637	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3638
		3639	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3640
3198	# we must not ever block the main coroutine	3641	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3642	local $Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3643	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3644	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3645	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3646	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3647	})->prio (Coro::PRIO_MAX);
3205	};	3648	};
3206		3649
		3650	evthread_start IO::AIO::poll_fileno;
		3651
		3652	cf::sync_job {
		3653	cf::incloader::init ();
		3654
		3655	cf::init_anim;
		3656	cf::init_attackmess;
		3657	cf::init_dynamic;
		3658
		3659	cf::load_settings;
		3660
		3661	reload_resources;
3207	reload_config;	3662	reload_config;
3208	db_init;	3663	db_init;
		3664
		3665	cf::init_uuid;
		3666	cf::init_signals;
		3667	cf::init_skills;
		3668
		3669	cf::init_beforeplay;
		3670
		3671	atomic;
		3672
3209	load_extensions;	3673	load_extensions;
3210		3674
3211	$TICK_WATCHER->start;	3675	utime time, time, $RUNTIMEFILE;
3212	Event::loop;	3676
		3677	# no (long-running) fork's whatsoever before this point(!)
		3678	use POSIX ();
		3679	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3680
		3681	cf::_post_init 0;
		3682	};
		3683
		3684	cf::object::thawer::errors_are_fatal 0;
		3685	info "parse errors in files are no longer fatal from this point on.\n";
		3686
		3687	my $free_main; $free_main = EV::idle sub {
		3688	undef $free_main;
		3689	undef &main; # free gobs of memory :)
		3690	};
		3691
		3692	goto &main_loop;
3213	}	3693	}
3214		3694
3215	#############################################################################	3695	#############################################################################
3216	# initialisation and cleanup	3696	# initialisation and cleanup
3217		3697
3218	# install some emergency cleanup handlers	3698	# install some emergency cleanup handlers
3219	BEGIN {	3699	BEGIN {
		3700	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3701	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3702	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3703	cf::cleanup "SIG$signal";
3228	},
3229	);	3704	};
3230	}	3705	}
3231	}	3706	}
3232		3707
3233	sub write_runtime {	3708	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";	3709	my $t0 = AE::time;
3235		3710
3236	# first touch the runtime file to show we are still running:	3711	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3712	# the fsync below can take a very very long time.
3238		3713
3239	IO::AIO::aio_utime $runtime, undef, undef;	3714	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		3715
3241	my $guard = cf::lock_acquire "write_runtime";	3716	my $guard = cf::lock_acquire "write_runtime";
3242		3717
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3718	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3244	or return;	3719	or return;
3245		3720
3246	my $value = $cf::RUNTIME + 90 + 10;	3721	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	3722	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	3723	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	3733	aio_utime $fh, undef, undef;
3259		3734
3260	close $fh	3735	close $fh
3261	or return;	3736	or return;
3262		3737
3263	aio_rename "$runtime~", $runtime	3738	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	3739	and return;
3265		3740
3266	warn "runtime file written.\n";	3741	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3267		3742
3268	1	3743	1
		3744	}
		3745
		3746	our $uuid_lock;
		3747	our $uuid_skip;
		3748
		3749	sub write_uuid_sync($) {
		3750	$uuid_skip ||= $_[0];
		3751
		3752	return if $uuid_lock;
		3753	local $uuid_lock = 1;
		3754
		3755	my $uuid = "$LOCALDIR/uuid";
		3756
		3757	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3758	or return;
		3759
		3760	my $value = uuid_seq uuid_cur;
		3761
		3762	unless ($value) {
		3763	info "cowardly refusing to write zero uuid value!\n";
		3764	return;
		3765	}
		3766
		3767	my $value = uuid_str $value + $uuid_skip;
		3768	$uuid_skip = 0;
		3769
		3770	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3771	and return;
		3772
		3773	# always fsync - this file is important
		3774	aio_fsync $fh
		3775	and return;
		3776
		3777	close $fh
		3778	or return;
		3779
		3780	aio_rename "$uuid~", $uuid
		3781	and return;
		3782
		3783	trace "uuid file written ($value).\n";
		3784
		3785	1
		3786
		3787	}
		3788
		3789	sub write_uuid($$) {
		3790	my ($skip, $sync) = @_;
		3791
		3792	$sync ? write_uuid_sync $skip
		3793	: async { write_uuid_sync $skip };
3269	}	3794	}
3270		3795
3271	sub emergency_save() {	3796	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3797	my $freeze_guard = cf::freeze_mainloop;
3273		3798
3274	warn "enter emergency perl save\n";	3799	info "emergency_perl_save: enter\n";
		3800
		3801	# this is a trade-off: we want to be very quick here, so
		3802	# save all maps without fsync, and later call a global sync
		3803	# (which in turn might be very very slow)
		3804	local $USE_FSYNC = 0;
3275		3805
3276	cf::sync_job {	3806	cf::sync_job {
		3807	cf::write_runtime_sync; # external watchdog should not bark
		3808
3277	# use a peculiar iteration method to avoid tripping on perl	3809	# use a peculiar iteration method to avoid tripping on perl
3278	# refcount bugs in for. also avoids problems with players	3810	# refcount bugs in for. also avoids problems with players
3279	# and maps saved/destroyed asynchronously.	3811	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	3812	info "emergency_perl_save: begin player save\n";
3281	for my $login (keys %cf::PLAYER) {	3813	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	3814	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	3815	$pl->valid or next;
		3816	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	3817	$pl->save;
3285	}	3818	}
3286	warn "end emergency player save\n";	3819	info "emergency_perl_save: end player save\n";
3287		3820
3288	warn "begin emergency map save\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin map save\n";
3289	for my $path (keys %cf::MAP) {	3824	for my $path (keys %cf::MAP) {
3290	my $map = $cf::MAP{$path} or next;	3825	my $map = $cf::MAP{$path} or next;
3291	$map->valid or next;	3826	$map->valid or next;
3292	$map->save;	3827	$map->save;
3293	}	3828	}
3294	warn "end emergency map save\n";	3829	info "emergency_perl_save: end map save\n";
3295		3830
3296	warn "begin emergency database checkpoint\n";	3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	info "emergency_perl_save: begin database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	3834	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	3835	info "emergency_perl_save: end database checkpoint\n";
		3836
		3837	info "emergency_perl_save: begin write uuid\n";
		3838	write_uuid_sync 1;
		3839	info "emergency_perl_save: end write uuid\n";
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: syncing database to disk";
		3844	BDB::db_env_txn_checkpoint $DB_ENV;
		3845
		3846	info "emergency_perl_save: starting sync\n";
		3847	IO::AIO::aio_sync sub {
		3848	info "emergency_perl_save: finished sync\n";
		3849	};
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	trace "emergency_perl_save: flushing outstanding aio requests";
		3854	while (IO::AIO::nreqs || BDB::nreqs) {
		3855	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3856	}
		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
3299	};	3859	};
3300		3860
3301	warn "leave emergency perl save\n";	3861	info "emergency_perl_save: leave\n";
3302	}	3862	}
3303		3863
3304	sub post_cleanup {	3864	sub post_cleanup {
3305	my ($make_core) = @_;	3865	my ($make_core) = @_;
3306		3866
		3867	IO::AIO::flush;
		3868
3307	warn Carp::longmess "post_cleanup backtrace"	3869	error Carp::longmess "post_cleanup backtrace"
3308	if $make_core;	3870	if $make_core;
		3871
		3872	my $fh = pidfile;
		3873	unlink $PIDFILE if <$fh> == $$;
		3874	}
		3875
		3876	# a safer delete_package, copied from Symbol
		3877	sub clear_package($) {
		3878	my $pkg = shift;
		3879
		3880	# expand to full symbol table name if needed
		3881	unless ($pkg =~ /^main::.*::$/) {
		3882	$pkg = "main$pkg" if $pkg =~ /^::/;
		3883	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3884	$pkg .= '::' unless $pkg =~ /::$/;
		3885	}
		3886
		3887	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3888	my $stem_symtab = *{$stem}{HASH};
		3889
		3890	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3891	or return;
		3892
		3893	# clear all symbols
		3894	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3895	for my $name (keys %$leaf_symtab) {
		3896	_gv_clear *{"$pkg$name"};
		3897	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3898	}
3309	}	3899	}
3310		3900
3311	sub do_reload_perl() {	3901	sub do_reload_perl() {
3312	# can/must only be called in main	3902	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	3903	unless (in_main) {
3314	warn "can only reload from main coroutine";	3904	error "can only reload from main coroutine";
3315	return;	3905	return;
3316	}	3906	}
3317		3907
3318	warn "reloading...";	3908	return if $RELOAD++;
3319		3909
3320	warn "entering sync_job";	3910	my $t1 = AE::time;
3321		3911
		3912	while ($RELOAD) {
		3913	cf::get_slot 0.1, -1, "reload_perl";
		3914	info "perl_reload: reloading...";
		3915
		3916	trace "perl_reload: entering sync_job";
		3917
3322	cf::sync_job {	3918	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark
3324	cf::emergency_save;	3919	#cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark
3326		3920
3327	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;
3329
3330	# if anything goes wrong in here, we should simply crash as we already saved
3331
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;
3343	warn "iterate...";
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";	3921	trace "perl_reload: cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;	3922	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();	3923	%EXT_CORO = ();
3351		3924
3352	warn "removing commands";	3925	trace "perl_reload: removing commands";
3353	%COMMAND = ();	3926	%COMMAND = ();
3354		3927
3355	warn "removing ext/exti commands";	3928	trace "perl_reload: removing ext/exti commands";
3356	%EXTCMD = ();	3929	%EXTCMD = ();
3357	%EXTICMD = ();	3930	%EXTICMD = ();
3358		3931
3359	warn "unloading/nuking all extensions";	3932	trace "perl_reload: unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {	3933	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";	3934	trace "... unloading $pkg";
3362		3935
3363	if (my $cb = $pkg->can ("unload")) {	3936	if (my $cb = $pkg->can ("unload")) {
3364	eval {	3937	eval {
3365	$cb->($pkg);	3938	$cb->($pkg);
3366	1	3939	1
3367	} or warn "$pkg unloaded, but with errors: $@";	3940	} or error "$pkg unloaded, but with errors: $@";
		3941	}
		3942
		3943	trace "... clearing $pkg";
		3944	clear_package $pkg;
3368	}	3945	}
3369		3946
3370	warn "... nuking $pkg";
3371	Symbol::delete_package $pkg;
3372	}
3373
3374	warn "unloading all perl modules loaded from $LIBDIR";	3947	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3375	while (my ($k, $v) = each %INC) {	3948	while (my ($k, $v) = each %INC) {
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3949	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		3950
3378	warn "... unloading $k";	3951	trace "... unloading $k";
3379	delete $INC{$k};	3952	delete $INC{$k};
3380		3953
3381	$k =~ s/\.pm$//;	3954	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;	3955	$k =~ s/\//::/g;
3383		3956
3384	if (my $cb = $k->can ("unload_module")) {	3957	if (my $cb = $k->can ("unload_module")) {
3385	$cb->();	3958	$cb->();
		3959	}
		3960
		3961	clear_package $k;
3386	}	3962	}
3387		3963
3388	Symbol::delete_package $k;
3389	}
3390
3391	warn "getting rid of safe::, as good as possible";	3964	trace "perl_reload: getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	3965	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3966	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		3967
3395	warn "unloading cf.pm \"a bit\"";	3968	trace "perl_reload: unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	3969	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	3970	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3398		3971
3399	# don't, removes xs symbols, too,	3972	# don't, removes xs symbols, too,
3400	# and global variables created in xs	3973	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	3974	#clear_package __PACKAGE__;
3402		3975
3403	warn "unload completed, starting to reload now";	3976	info "perl_reload: unload completed, starting to reload now";
3404		3977
3405	warn "reloading cf.pm";	3978	trace "perl_reload: reloading cf.pm";
3406	require cf;	3979	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3980	cf::_connect_to_perl_1;
3408		3981
3409	warn "loading config and database again";	3982	trace "perl_reload: loading config and database again";
3410	cf::reload_config;	3983	cf::reload_config;
3411		3984
3412	warn "loading extensions";	3985	trace "perl_reload: loading extensions";
3413	cf::load_extensions;	3986	cf::load_extensions;
3414		3987
		3988	if ($REATTACH_ON_RELOAD) {
3415	warn "reattaching attachments to objects/players";	3989	trace "perl_reload: reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	3990	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	3991	trace "perl_reload: reattaching attachments to maps";
3418	reattach $_ for values %MAP;	3992	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	3993	trace "perl_reload: reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	3994	reattach $_ for values %PLAYER;
		3995	}
3421		3996
3422	warn "leaving sync_job";	3997	cf::_post_init 1;
3423		3998
		3999	trace "perl_reload: leaving sync_job";
		4000
3424	1	4001	1
3425	} or do {	4002	} or do {
3426	warn $@;	4003	error $@;
3427	warn "error while reloading, exiting.";	4004	cf::cleanup "perl_reload: error, exiting.";
3428	exit 1;	4005	};
		4006
		4007	--$RELOAD;
3429	};	4008	}
3430		4009
3431	warn "reloaded";	4010	$t1 = AE::time - $t1;
		4011	info "perl_reload: completed in ${t1}s\n";
3432	};	4012	};
3433		4013
3434	our $RELOAD_WATCHER; # used only during reload	4014	our $RELOAD_WATCHER; # used only during reload
3435		4015
3436	sub reload_perl() {	4016	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	4017	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	4018	# coro crashes during coro_state_free->destroy here.
3439		4019
3440	$RELOAD_WATCHER ||= Event->timer (	4020	$RELOAD_WATCHER ||= cf::async {
3441	reentrant => 0,	4021	Coro::AIO::aio_wait cache_extensions;
3442	after => 0,	4022
3443	data => WF_AUTOCANCEL,	4023	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3444	cb => sub {
3445	do_reload_perl;	4024	do_reload_perl;
3446	undef $RELOAD_WATCHER;	4025	undef $RELOAD_WATCHER;
3447	},	4026	};
3448	);	4027	};
3449	}	4028	}
3450		4029
3451	register_command "reload" => sub {	4030	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	4031	my ($who, $arg) = @_;
3453		4032
…		…
3458	reload_perl;	4037	reload_perl;
3459	};	4038	};
3460	}	4039	}
3461	};	4040	};
3462		4041
3463	unshift @INC, $LIBDIR;	4042	#############################################################################
3464		4043
3465	my $bug_warning = 0;	4044	my $bug_warning = 0;
3466		4045
3467	our @WAIT_FOR_TICK;	4046	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;	4047	our @WAIT_FOR_TICK_BEGIN;
3469		4048
3470	sub wait_for_tick {	4049	sub wait_for_tick() {
3471	return unless $TICK_WATCHER->is_active;
3472	return if $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3473		4051
3474	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3475	push @WAIT_FOR_TICK, $signal;	4053	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;	4054	$signal->wait;
3477	}	4055	}
3478		4056
3479	sub wait_for_tick_begin {	4057	sub wait_for_tick_begin() {
3480	return unless $TICK_WATCHER->is_active;
3481	return if $Coro::current == $Coro::main;	4058	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3482		4059
3483	my $signal = new Coro::Signal;	4060	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	4061	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	4062	$signal->wait;
3486	}	4063	}
3487		4064
3488	$TICK_WATCHER = Event->timer (	4065	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	4066	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4067	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	4068	unless ++$bug_warning > 10;
3498	return;	4069	return;
3499	}	4070	}
3500		4071
3501	$NOW = $tick_start = Event::time;
3502
3503	cf::server_tick; # one server iteration	4072	cf::server_tick; # one server iteration
3504		4073
3505	$RUNTIME += $TICK;	4074	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3506	$NEXT_TICK += $TICK;
3507		4075
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4076	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	4077	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	4078	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	4079	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	4080	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	4081	or error "ERROR: unable to write runtime file: $!";
3514	};
3515	}	4082	};
		4083	}
3516		4084
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4085	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	4086	$sig->send;
3519	}	4087	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	4088	while (my $sig = shift @WAIT_FOR_TICK) {
3521	$sig->send;	4089	$sig->send;
3522	}	4090	}
3523		4091
3524	$NOW = Event::time;	4092	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4093	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		4094
3535	_post_tick;	4095	if (0) {
		4096	if ($NEXT_TICK) {
		4097	my $jitter = $TICK_START - $NEXT_TICK;
		4098	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4099	debug "jitter $JITTER\n";#d#
		4100	}
3536	},	4101	}
3537	);	4102	}
3538		4103
3539	{	4104	{
		4105	# configure BDB
		4106
3540	BDB::min_parallel 8;	4107	BDB::min_parallel 16;
3541	BDB::max_poll_time $TICK * 0.1;	4108	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	4109	$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		4110
3566	unless ($DB_ENV) {	4111	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	4112	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4113	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	4114	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4115	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4116	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4117	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		4118
3573	cf::sync_job {	4119	cf::sync_job {
3574	eval {	4120	eval {
…		…
3584		4130
3585	cf::cleanup "db_env_open(db): $@" if $@;	4131	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	4132	};
3587	}	4133	}
3588		4134
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	4135	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4136	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	4137	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	4138	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4139	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	4140	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	4141	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4142	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	4143	};
3619	}	4144	}
3620		4145
3621	{	4146	{
		4147	# configure IO::AIO
		4148
3622	IO::AIO::min_parallel 8;	4149	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	4150	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	4151	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 6,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	4152	}
3635		4153
3636	my $_log_backtrace;	4154	my $_log_backtrace;
3637		4155
3638	sub _log_backtrace {	4156	sub _log_backtrace {
…		…
3641	$msg =~ s/\n//;	4159	$msg =~ s/\n//;
3642		4160
3643	# limit the # of concurrent backtraces	4161	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	4162	if ($_log_backtrace < 2) {
3645	++$_log_backtrace;	4163	++$_log_backtrace;
		4164	my $perl_bt = Carp::longmess $msg;
3646	async {	4165	async {
3647	$Coro::current->{desc} = "abt $msg";	4166	$Coro::current->{desc} = "abt $msg";
3648		4167
3649	my @bt = fork_call {	4168	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	4169	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	4180	}
3662		4181
3663	@funcs	4182	@funcs
3664	};	4183	};
3665		4184
3666	LOG llevInfo, "[ABT] $msg\n";	4185	LOG llevInfo, "[ABT] $perl_bt\n";
		4186	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	4187	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	4188	--$_log_backtrace;
3669	};	4189	};
3670	} else {	4190	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $msg\n";
3672	LOG llevInfo, "[ABT] [suppressed]\n";	4192	LOG llevInfo, "[ABT] [suppressed]\n";
3673	}	4193	}
3674	}	4194	}
3675		4195
3676	# load additional modules	4196	# load additional modules
3677	use cf::pod;	4197	require "cf/$_.pm" for @EXTRA_MODULES;
		4198	cf::_connect_to_perl_2;
3678		4199
3679	END { cf::emergency_save }	4200	END { cf::emergency_save }
3680		4201
3681	1	4202	1
3682		4203

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