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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.367 by root, Wed Sep 12 11:10:11 2007 UTC vs.
Revision 1.546 by root, Thu May 6 22:57:49 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;	124	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	127	our $DB_ENV;
88		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
89	our %CFG;	131	our %CFG;
90		132
91	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
93		136
94	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
97		140
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		143
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
103	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 $REALLY_UNLOOP; # never set to true, please :)
104		153
105	binmode STDOUT;	154	binmode STDOUT;
106	binmode STDERR;	155	binmode STDERR;
107		156
108	# read virtual server time, if available	157	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
113	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
114		165
115	mkdir $_	166	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		168
118	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
119		170
120	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::"} };
121		187
122	#############################################################################	188	#############################################################################
123		189
124	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
125		191
…		…
161		227
162	The raw value load value from the last tick.	228	The raw value load value from the last tick.
163		229
164	=item %cf::CFG	230	=item %cf::CFG
165		231
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	233	from wherever your confdir points to.
168		234
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		236
171	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
172	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
173	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.
174		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
175	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
176		247
177	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
178	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
179	that call.	250	that call.
180		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
181	=back	258	=back
182		259
183	=cut	260	=cut
184		261
185	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	269	my $msg = join "", @_;
188		270
189	$msg .= "\n"	271	$msg .= "\n"
190	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
191		273
192	$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;
193		275
194	LOG llevError, $msg;	276	LOG llevWarn, $msg;
195	};	277	};
196	}	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	};
197		292
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	303	for my $pkg (qw(
209	cf::global cf::attachable	304	cf::global cf::attachable
210	cf::object cf::object::player	305	cf::object cf::object::player
211	cf::client cf::player	306	cf::client cf::player
212	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
213	cf::map cf::party cf::region	309	cf::party cf::region
214	)) {	310	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	312	}
218		313
219	$Event::DIED = sub {	314	$EV::DIED = sub {
220	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
221	};	316	};
222		317
223	#############################################################################	318	#############################################################################
224		319
225	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
247	$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;
248	$d	343	$d
249	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
250	}	345	}
251		346
252	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
253		348
254	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
255		350
256	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
257		352
258	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
259		354
260	=cut	355	=cut
261		356
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		358
264	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item cf::post_init { BLOCK }
		363
		364	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		365	but I<before> the server starts ticking again.
		366
		367	The cdoeblock will have a single boolean argument to indicate whether this
		368	is a reload or not.
		369
		370	=cut
		371
		372	sub post_init(&) {
		373	push @POST_INIT, shift;
		374	}
266		375
267	=item cf::lock_wait $string	376	=item cf::lock_wait $string
268		377
269	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
270		379
271	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
272		381
273	Wait until the given lock is available and then acquires it and returns	382	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	383	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	384	for example when the coroutine gets canceled), the lock is automatically
276	returned.	385	returned.
277		386
278	Locks are *not* recursive, locking from the same coro twice results in a	387	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	388	deadlocked coro.
…		…
285		394
286	Return true if the lock is currently active, i.e. somebody has locked it.	395	Return true if the lock is currently active, i.e. somebody has locked it.
287		396
288	=cut	397	=cut
289		398
290	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		400
293	sub lock_wait($) {	401	sub lock_wait($) {
294	my ($key) = @_;	402	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	403	}
307		404
308	sub lock_acquire($) {	405	sub lock_acquire($) {
309	my ($key) = @_;	406	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	407	}
323		408
324	sub lock_active($) {	409	sub lock_active($) {
325	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	411	}
329		412
330	sub freeze_mainloop {	413	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	414	tick_inhibit_inc;
332		415
333	my $guard = Coro::guard {	416	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	417	}
335	};	418
336	$TICK_WATCHER->stop;	419	=item cf::periodic $interval, $cb
337	$guard	420
		421	Like EV::periodic, but randomly selects a starting point so that the actions
		422	get spread over time.
		423
		424	=cut
		425
		426	sub periodic($$) {
		427	my ($interval, $cb) = @_;
		428
		429	my $start = rand List::Util::min 180, $interval;
		430
		431	EV::periodic $start, $interval, 0, $cb
338	}	432	}
339		433
340	=item cf::get_slot $time[, $priority[, $name]]	434	=item cf::get_slot $time[, $priority[, $name]]
341		435
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	436	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
350		444
351	=cut	445	=cut
352		446
353	our @SLOT_QUEUE;	447	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
355		450
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	452	$SLOT_QUEUE = Coro::async {
		453	$Coro::current->desc ("timeslot manager");
		454
358	my $signal = new Coro::Signal;	455	my $signal = new Coro::Signal;
		456	my $busy;
359		457
360	while () {	458	while () {
361	next_job:	459	next_job:
		460
362	my $avail = cf::till_tick;	461	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	462
364	for (0 .. $#SLOT_QUEUE) {	463	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	466	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	467	$job->[2]->send;
368	Coro::cede;	468	Coro::cede;
369	goto next_job;	469	goto next_job;
370	}	470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	472	}
372	}	473	}
373		474
374	if (@SLOT_QUEUE) {	475	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	477	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	478	$signal->wait;
378	} else {	479	} else {
		480	$busy = 0;
379	Coro::schedule;	481	Coro::schedule;
380	}	482	}
381	}	483	}
382	};	484	};
383		485
384	sub get_slot($;$$) {	486	sub get_slot($;$$) {
		487	return if tick_inhibit || $Coro::current == $Coro::main;
		488
385	my ($time, $pri, $name) = @_;	489	my ($time, $pri, $name) = @_;
386		490
387	$time = $TICK * .6 if $time > $TICK * .6;	491	$time = clamp $time, 0.01, $TICK * .6;
		492
388	my $sig = new Coro::Signal;	493	my $sig = new Coro::Signal;
389		494
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	497	$SLOT_QUEUE->ready;
…		…
403		508
404	BEGIN { *async = \&Coro::async_pool }	509	BEGIN { *async = \&Coro::async_pool }
405		510
406	=item cf::sync_job { BLOCK }	511	=item cf::sync_job { BLOCK }
407		512
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	513	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	514	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	515	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	516	acceptable.
412		517
413	If it must be done, put the blocking parts into C<sync_job>. This will run	518	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	519	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	523	=cut
419		524
420	sub sync_job(&) {	525	sub sync_job(&) {
421	my ($job) = @_;	526	my ($job) = @_;
422		527
423	if ($Coro::current == $Coro::main) {	528	if (in_main) {
424	my $time = Event::time;	529	my $time = AE::time;
425		530
426	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
428		533
429	# TODO: use suspend/resume instead	534	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	535
431	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
432		537
433	my $busy = 1;	538	my $busy = 1;
434	my @res;	539	my @res;
435		540
436	(async {	541	(async {
		542	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	543	@res = eval { $job->() };
438	warn $@ if $@;	544	error $@ if $@;
439	undef $busy;	545	undef $busy;
440	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
441		547
442	while ($busy) {	548	while ($busy) {
443	Coro::cede or Event::one_event;	549	if (Coro::nready) {
		550	Coro::cede_notself;
		551	} else {
		552	EV::loop EV::LOOP_ONESHOT;
444	}	553	}
		554	}
445		555
446	$time = Event::time - $time;	556	my $time = AE::time - $time;
447		557
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
452		559
453	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
454	} else {	561	} else {
455	# we are in another coroutine, how wonderful, everything just works	562	# we are in another coroutine, how wonderful, everything just works
456		563
…		…
481	=item fork_call { }, $args	588	=item fork_call { }, $args
482		589
483	Executes the given code block with the given arguments in a seperate	590	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	591	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	592	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	593	never block itself or use any form of event handling.
487		594
488	=cut	595	=cut
489		596
490	sub fork_call(&@) {	597	sub fork_call(&@) {
491	my ($cb, @args) = @_;	598	my ($cb, @args) = @_;
…		…
500	}, @args;	607	}, @args;
501		608
502	wantarray ? @res : $res[-1]	609	wantarray ? @res : $res[-1]
503	}	610	}
504		611
		612	sub objinfo {
		613	(
		614	"counter value" => cf::object::object_count,
		615	"objects created" => cf::object::create_count,
		616	"objects destroyed" => cf::object::destroy_count,
		617	"freelist size" => cf::object::free_count,
		618	"allocated objects" => cf::object::objects_size,
		619	"active objects" => cf::object::actives_size,
		620	)
		621	}
		622
		623	=item $coin = coin_from_name $name
		624
		625	=cut
		626
		627	our %coin_alias = (
		628	"silver" => "silvercoin",
		629	"silvercoin" => "silvercoin",
		630	"silvercoins" => "silvercoin",
		631	"gold" => "goldcoin",
		632	"goldcoin" => "goldcoin",
		633	"goldcoins" => "goldcoin",
		634	"platinum" => "platinacoin",
		635	"platinumcoin" => "platinacoin",
		636	"platinumcoins" => "platinacoin",
		637	"platina" => "platinacoin",
		638	"platinacoin" => "platinacoin",
		639	"platinacoins" => "platinacoin",
		640	"royalty" => "royalty",
		641	"royalties" => "royalty",
		642	);
		643
		644	sub coin_from_name($) {
		645	$coin_alias{$_[0]}
		646	? cf::arch::find $coin_alias{$_[0]}
		647	: undef
		648	}
		649
505	=item $value = cf::db_get $family => $key	650	=item $value = cf::db_get $family => $key
506		651
507	Returns a single value from the environment database.	652	Returns a single value from the environment database.
508		653
509	=item cf::db_put $family => $key => $value	654	=item cf::db_put $family => $key => $value
…		…
517	within each server.	662	within each server.
518		663
519	=cut	664	=cut
520		665
521	sub db_table($) {	666	sub db_table($) {
		667	cf::error "db_get called from main context"
		668	if $Coro::current == $Coro::main;
		669
522	my ($name) = @_;	670	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	671	my $db = BDB::db_create $DB_ENV;
524		672
525	eval {	673	eval {
526	$db->set_flags (BDB::CHKSUM);	674	$db->set_flags (BDB::CHKSUM);
…		…
536	}	684	}
537		685
538	our $DB;	686	our $DB;
539		687
540	sub db_init {	688	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	689	$DB ||= db_table "db";
543	};
544	}	690	}
545		691
546	sub db_get($$) {	692	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	693	my $key = "$_[0]/$_[1]";
548		694
549	cf::sync_job {	695	cf::error "db_get called from main context"
		696	if $Coro::current == $Coro::main;
		697
550	BDB::db_get $DB, undef, $key, my $data;	698	BDB::db_get $DB, undef, $key, my $data;
551		699
552	$! ? ()	700	$! ? ()
553	: $data	701	: $data
554	}
555	}	702	}
556		703
557	sub db_put($$$) {	704	sub db_put($$$) {
558	BDB::dbreq_pri 4;	705	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	706	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
615		762
616	my $t1 = Time::HiRes::time;	763	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	764	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	765	my $t2 = Time::HiRes::time;
619		766
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	767	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		768
622	db_put cache => "$id/data", $data;	769	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	770	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	771	db_put cache => "$id/meta", $meta;
625		772
…		…
635		782
636	=cut	783	=cut
637		784
638	sub datalog($@) {	785	sub datalog($@) {
639	my ($type, %kv) = @_;	786	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	787	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	788	}
642		789
643	=back	790	=back
644		791
645	=cut	792	=cut
646		793
647	#############################################################################	794	#############################################################################
648		795
649	=head2 ATTACHABLE OBJECTS	796	=head2 ATTACHABLE OBJECTS
650		797
651	Many objects in crossfire are so-called attachable objects. That means you can	798	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	799	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	800	to it. All such attachable objects support the following methods.
654		801
655	In the following description, CLASS can be any of C<global>, C<object>	802	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	803	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	804	Deliantra).
658		805
659	=over 4	806	=over 4
660		807
661	=item $attachable->attach ($attachment, key => $value...)	808	=item $attachable->attach ($attachment, key => $value...)
662		809
…		…
706	=item cf::CLASS::attachment $name, ...	853	=item cf::CLASS::attachment $name, ...
707		854
708	Register an attachment by C<$name> through which attachable objects of the	855	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	856	given CLASS can refer to this attachment.
710		857
711	Some classes such as crossfire maps and objects can specify attachments	858	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	859	that are attached at load/instantiate time, thus the need for a name.
713		860
714	These calls expect any number of the following handler/hook descriptions:	861	These calls expect any number of the following handler/hook descriptions:
715		862
716	=over 4	863	=over 4
…		…
840		987
841	} elsif (exists $cb_id{$type}) {	988	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	989	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		990
844	} elsif (ref $type) {	991	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	992	error "attaching objects not supported, ignoring.\n";
846		993
847	} else {	994	} else {
848	shift @arg;	995	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	996	error "attach argument '$type' not supported, ignoring.\n";
850	}	997	}
851	}	998	}
852	}	999	}
853		1000
854	sub _object_attach {	1001	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1011	_attach $registry, $klass, @attach;
865	}	1012	}
866		1013
867	$obj->{$name} = \%arg;	1014	$obj->{$name} = \%arg;
868	} else {	1015	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1016	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1017	}
871		1018
872	$obj->{_attachment}{$name} = undef;	1019	$obj->{_attachment}{$name} = undef;
873	}	1020	}
874		1021
…		…
933		1080
934	for (@$callbacks) {	1081	for (@$callbacks) {
935	eval { &{$_->[1]} };	1082	eval { &{$_->[1]} };
936		1083
937	if ($@) {	1084	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1085	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1086	override;
941	}	1087	}
942		1088
943	return 1 if $override;	1089	return 1 if $override;
944	}	1090	}
945		1091
946	0	1092	0
947	}	1093	}
948		1094
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1095	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1096
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1097	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1098
953	Generate an object-specific event with the given arguments.	1099	Generate an object-specific event with the given arguments.
954		1100
…		…
960		1106
961	=cut	1107	=cut
962		1108
963	#############################################################################	1109	#############################################################################
964	# object support	1110	# object support
965	#
966		1111
		1112	sub _object_equal($$);
		1113	sub _object_equal($$) {
		1114	my ($a, $b) = @_;
		1115
		1116	return 0 unless (ref $a) eq (ref $b);
		1117
		1118	if ("HASH" eq ref $a) {
		1119	my @ka = keys %$a;
		1120	my @kb = keys %$b;
		1121
		1122	return 0 if @ka != @kb;
		1123
		1124	for (0 .. $#ka) {
		1125	return 0 unless $ka[$_] eq $kb[$_];
		1126	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1127	}
		1128
		1129	} elsif ("ARRAY" eq ref $a) {
		1130
		1131	return 0 if @$a != @$b;
		1132
		1133	for (0 .. $#$a) {
		1134	return 0 unless _object_equal $a->[$_], $b->[$_];
		1135	}
		1136
		1137	} elsif ($a ne $b) {
		1138	return 0;
		1139	}
		1140
		1141	1
		1142	}
		1143
		1144	our $SLOW_MERGES;#d#
967	sub _can_merge {	1145	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1146	my ($ob1, $ob2) = @_;
969		1147
970	local $Storable::canonical = 1;	1148	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1149
974	$fob1 eq $fob2	1150	# we do the slow way here
		1151	return _object_equal $ob1, $ob2
975	}	1152	}
976		1153
977	sub reattach {	1154	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1155	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1156	my ($obj) = @_;
980		1157
		1158	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1159	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1160
983	my $registry = $obj->registry;	1161	my $registry = $obj->registry;
984		1162
985	@$registry = ();	1163	@$registry = ();
986		1164
…		…
991	for (@$attach) {	1169	for (@$attach) {
992	my ($klass, @attach) = @$_;	1170	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1171	_attach $registry, $klass, @attach;
994	}	1172	}
995	} else {	1173	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1174	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1175	}
998	}	1176	}
999	}	1177	}
1000		1178
1001	cf::attachable->attach (	1179	cf::attachable->attach (
1002	prio => -1000000,	1180	prio => -1000000,
1003	on_instantiate => sub {	1181	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1182	my ($obj, $data) = @_;
1005		1183
1006	$data = from_json $data;	1184	$data = decode_json $data;
1007		1185
1008	for (@$data) {	1186	for (@$data) {
1009	my ($name, $args) = @$_;	1187	my ($name, $args) = @$_;
1010		1188
1011	$obj->attach ($name, %{$args || {} });	1189	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1203	);
1026		1204
1027	sub object_freezer_save {	1205	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1206	my ($filename, $rdata, $objs) = @_;
1029		1207
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1208	sync_job {
1033	if (length $$rdata) {	1209	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1210	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1211	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1212	$decname, length $$rdata, scalar @$objs
		1213	if $VERBOSE_IO;
1037		1214
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1215	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1216	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1217	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1218	if ($cf::USE_FSYNC) {
		1219	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;
		1220	aio_fsync $fh;
		1221	}
1042	close $fh;	1222	aio_close $fh;
1043		1223
1044	if (@$objs) {	1224	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1225	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1226	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1227	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1228	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1229	if ($cf::USE_FSYNC) {
		1230	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;
		1231	aio_fsync $fh;
		1232	}
1050	close $fh;	1233	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1234	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1235	}
1053	} else {	1236	} else {
1054	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1055	}	1238	}
1056		1239
1057	aio_rename "$filename~", $filename;	1240	aio_rename "$filename~", $filename;
		1241
		1242	$filename =~ s%/[^/]+$%%;
		1243	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1244	} else {
1059	warn "FATAL: $filename~: $!\n";	1245	error "unable to save objects: $filename~: $!\n";
1060	}	1246	}
1061	} else {	1247	} else {
1062	aio_unlink $filename;	1248	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1249	aio_unlink "$filename.pst";
1064	}	1250	}
1065	};	1251	};
1066
1067	undef $guard;
1068	}	1252	}
1069		1253
1070	sub object_freezer_as_string {	1254	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1255	my ($rdata, $objs) = @_;
1072		1256
…		…
1077		1261
1078	sub object_thawer_load {	1262	sub object_thawer_load {
1079	my ($filename) = @_;	1263	my ($filename) = @_;
1080		1264
1081	my ($data, $av);	1265	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1266
1085	(aio_load $filename, $data) >= 0	1267	(aio_load $filename, $data) >= 0
1086	or return;	1268	or return;
1087		1269
1088	unless (aio_stat "$filename.pst") {	1270	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1271	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1272	or return;
1091		1273
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1274	my $st = eval { Coro::Storable::thaw $av };
		1275	$av = $st->{objs};
1094	}	1276	}
1095		1277
1096	utf8::decode (my $decname = $filename);	1278	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1279	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1280	$decname, length $data, scalar @{$av || []}
		1281	if $VERBOSE_IO;
1099		1282
1100	($data, $av)	1283	($data, $av)
1101	}	1284	}
1102		1285
1103	=head2 COMMAND CALLBACKS	1286	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1342	my ($name, $cb) = @_;
1160		1343
1161	$EXTICMD{$name} = $cb;	1344	$EXTICMD{$name} = $cb;
1162	}	1345	}
1163		1346
		1347	use File::Glob ();
		1348
1164	cf::player->attach (	1349	cf::player->attach (
1165	on_command => sub {	1350	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1351	my ($pl, $name, $params) = @_;
1167		1352
1168	my $cb = $COMMAND{$name}	1353	my $cb = $COMMAND{$name}
1169	or return;	1354	or return;
1170		1355
…		…
1193		1378
1194	$pl->ext_reply ($reply, @reply)	1379	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1380	if $reply;
1196		1381
1197	} else {	1382	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1383	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1384	}
1200		1385
1201	cf::override;	1386	cf::override;
1202	},	1387	},
1203	);	1388	);
1204		1389
		1390	# "readahead" all extensions
		1391	sub cache_extensions {
		1392	my $grp = IO::AIO::aio_group;
		1393
		1394	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1395	for (grep /\.ext$/, @{$_[0]}) {
		1396	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1397	}
		1398	};
		1399
		1400	$grp
		1401	}
		1402
1205	sub load_extensions {	1403	sub load_extensions {
		1404	info "loading extensions...";
		1405
1206	cf::sync_job {	1406	cf::sync_job {
1207	my %todo;	1407	my %todo;
1208		1408
1209	for my $path (<$LIBDIR/*.ext>) {	1409	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1410	next unless -r $path;
…		…
1228		1428
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1429	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1430	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1431
1232	$ext{source} =	1432	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1433	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1434	. "#line 1 \"$path\"\n{\n"
1235	. $source	1435	. $source
1236	. "\n};\n1";	1436	. "\n};\n1";
1237		1437
1238	$todo{$base} = \%ext;	1438	$todo{$base} = \%ext;
1239	}	1439	}
1240		1440
		1441	my $pass = 0;
1241	my %done;	1442	my %done;
1242	while (%todo) {	1443	while (%todo) {
1243	my $progress;	1444	my $progress;
1244		1445
		1446	++$pass;
		1447
		1448	ext:
1245	while (my ($k, $v) = each %todo) {	1449	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1450	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1451	next ext
1248	unless exists $done{$_};	1452	unless exists $done{$_};
1249	}	1453	}
1250		1454
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1455	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1456
1253	unless (eval $v->{source}) {	1457	my $active = eval $v->{source};
		1458
		1459	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1460	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1461
		1462	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1463	if exists $v->{meta}{mandatory};
1258	warn $msg;	1464
1259	warn "mandatory extension failed to load, exiting.\n";	1465	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1466	delete $todo{$k};
1261	}	1467	} else {
1262		1468	$done{$k} = delete $todo{$k};
1263	warn $msg;	1469	push @EXTS, $v->{pkg};
		1470	$progress = 1;
		1471
		1472	info "$v->{base}: extension inactive.\n"
		1473	unless $active;
1264	}	1474	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1475	}
1270		1476
1271	skip:	1477	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1478	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1479
		1480	while (my ($k, $v) = each %todo) {
		1481	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1482	if exists $v->{meta}{mandatory};
		1483	}
		1484	}
1274	}	1485	}
1275	};	1486	};
1276	}	1487	}
1277		1488
1278	#############################################################################	1489	#############################################################################
1279		1490
1280	=back	1491	=back
1281		1492
1282	=head2 CORE EXTENSIONS	1493	=head2 CORE EXTENSIONS
1283		1494
1284	Functions and methods that extend core crossfire objects.	1495	Functions and methods that extend core deliantra objects.
1285		1496
1286	=cut	1497	=cut
1287		1498
1288	package cf::player;	1499	package cf::player;
1289		1500
…		…
1332		1543
1333	sub exists($) {	1544	sub exists($) {
1334	my ($login) = @_;	1545	my ($login) = @_;
1335		1546
1336	$cf::PLAYER{$login}	1547	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1548	or !aio_stat path $login
1338	}	1549	}
1339		1550
1340	sub find($) {	1551	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1552	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1553	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1563	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1564
1354	my $f = new_from_file cf::object::thawer path $login	1565	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1566	or return;
1356		1567
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1568	my $pl = cf::player::load_pl $f
1359	or return;	1569	or return;
		1570
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1571	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1572	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1573	$cf::PLAYER{$login} = $pl
1363	}	1574	}
1364	}	1575	}
1365	}	1576	}
1366		1577
		1578	cf::player->attach (
		1579	on_load => sub {
		1580	my ($pl, $path) = @_;
		1581
		1582	# restore slots saved in save, below
		1583	my $slots = delete $pl->{_slots};
		1584
		1585	$pl->ob->current_weapon ($slots->[0]);
		1586	$pl->combat_ob ($slots->[1]);
		1587	$pl->ranged_ob ($slots->[2]);
		1588	},
		1589	);
		1590
1367	sub save($) {	1591	sub save($) {
1368	my ($pl) = @_;	1592	my ($pl) = @_;
1369		1593
1370	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1371		1595
…		…
1374		1598
1375	return if $pl->{deny_save};	1599	return if $pl->{deny_save};
1376		1600
1377	aio_mkdir playerdir $pl, 0770;	1601	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1602	$pl->{last_save} = $cf::RUNTIME;
		1603
		1604	cf::get_slot 0.01;
		1605
		1606	# save slots, to be restored later
		1607	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1608
1380	$pl->save_pl ($path);	1609	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1610	cf::cede_to_tick;
1382	}	1611	}
1383		1612
…		…
1415	my ($pl) = @_;	1644	my ($pl) = @_;
1416		1645
1417	my $name = $pl->ob->name;	1646	my $name = $pl->ob->name;
1418		1647
1419	$pl->{deny_save} = 1;	1648	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1649	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1650
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1651	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1652	$pl->deactivate;
		1653	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1654	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1655	$pl->ns->destroy if $pl->ns;
1426		1656
1427	my $path = playerdir $pl;	1657	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1658	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1697
1468	for my $login (@$dirs) {	1698	for my $login (@$dirs) {
1469	my $path = path $login;	1699	my $path = path $login;
1470		1700
1471	# a .pst is a dead give-away for a valid player	1701	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1702	# if no pst file found, open and chekc for blocked users
		1703	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1704	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1705	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1706	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1707	}
1477		1708
…		…
1481		1712
1482	\@logins	1713	\@logins
1483	}	1714	}
1484		1715
1485	=item $player->maps	1716	=item $player->maps
		1717
		1718	=item cf::player::maps $login
1486		1719
1487	Returns an arrayref of map paths that are private for this	1720	Returns an arrayref of map paths that are private for this
1488	player. May block.	1721	player. May block.
1489		1722
1490	=cut	1723	=cut
…		…
1508	}	1741	}
1509		1742
1510	\@paths	1743	\@paths
1511	}	1744	}
1512		1745
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1746	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1747
1515	Expand crossfire pod fragments into protocol xml.	1748	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1749
1564	=item $player->ext_reply ($msgid, @msg)	1750	=item $player->ext_reply ($msgid, @msg)
1565		1751
1566	Sends an ext reply to the player.	1752	Sends an ext reply to the player.
1567		1753
…		…
1599		1785
1600	=cut	1786	=cut
1601		1787
1602	sub find_by_path($) {	1788	sub find_by_path($) {
1603	my ($path) = @_;	1789	my ($path) = @_;
		1790
		1791	$path =~ s/^~[^\/]*//; # skip ~login
1604		1792
1605	my ($match, $specificity);	1793	my ($match, $specificity);
1606		1794
1607	for my $region (list) {	1795	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1796	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1822	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1823	our $DEFAULT_RESET = 3000;
1636		1824
1637	sub generate_random_map {	1825	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1826	my ($self, $rmp) = @_;
		1827
		1828	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1829
1639	# mit "rum" bekleckern, nicht	1830	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1831	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1832	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1833	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1834	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1835	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1836	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1837	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1838	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1662		1853
1663	sub register {	1854	sub register {
1664	my (undef, $regex, $prio) = @_;	1855	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1856	my $pkg = caller;
1666		1857
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1858	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1859
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1860	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1861	}
1672		1862
1673	# also paths starting with '/'	1863	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1864	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1865
1676	sub thawer_merge {	1866	sub thawer_merge {
1677	my ($self, $merge) = @_;	1867	my ($self, $merge) = @_;
1678		1868
1679	# we have to keep some variables in memory intact	1869	# we have to keep some variables in memory intact
…		…
1684	}	1874	}
1685		1875
1686	sub normalise {	1876	sub normalise {
1687	my ($path, $base) = @_;	1877	my ($path, $base) = @_;
1688		1878
1689	$path = "$path"; # make sure its a string	1879	$path = "$path"; # make sure it's a string
1690		1880
1691	$path =~ s/\.map$//;	1881	$path =~ s/\.map$//;
1692		1882
1693	# map plan:	1883	# map plan:
1694	#	1884	#
…		…
1733	$self->init; # pass $1 etc.	1923	$self->init; # pass $1 etc.
1734	return $self;	1924	return $self;
1735	}	1925	}
1736	}	1926	}
1737		1927
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1928	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1929	()
1740	}	1930	}
1741		1931
1742	sub init {	1932	sub init {
1743	my ($self) = @_;	1933	my ($self) = @_;
…		…
1765		1955
1766	# the temporary/swap location	1956	# the temporary/swap location
1767	sub save_path {	1957	sub save_path {
1768	my ($self) = @_;	1958	my ($self) = @_;
1769		1959
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1960	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1961	"$TMPDIR/$path.map"
1772	}	1962	}
1773		1963
1774	# the unique path, undef == no special unique path	1964	# the unique path, undef == no special unique path
1775	sub uniq_path {	1965	sub uniq_path {
1776	my ($self) = @_;	1966	my ($self) = @_;
1777		1967
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1968	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1969	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1970	}
1790		1971
1791	sub decay_objects {	1972	sub decay_objects {
1792	my ($self) = @_;	1973	my ($self) = @_;
1793		1974
…		…
1875		2056
1876	sub find;	2057	sub find;
1877	sub find {	2058	sub find {
1878	my ($path, $origin) = @_;	2059	my ($path, $origin) = @_;
1879		2060
		2061	cf::cede_to_tick;
		2062
1880	$path = normalise $path, $origin && $origin->path;	2063	$path = normalise $path, $origin && $origin->path;
1881		2064
1882	cf::lock_wait "map_data:$path";#d#remove	2065	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2066	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2067
1885	$cf::MAP{$path} || do {	2068	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2069	my $map = new_from_path cf::map $path
1890	or return;	2070	or return;
1891		2071
1892	$map->{last_save} = $cf::RUNTIME;	2072	$map->{last_save} = $cf::RUNTIME;
1893		2073
…		…
1895	or return;	2075	or return;
1896		2076
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2077	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2078	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2079	#$cf::WAIT_FOR_TICK->wait;
		2080	undef $guard2;
1900	undef $guard1;	2081	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2082	$map->reset;
1903	return find $path;	2083	return find $path;
1904	}	2084	}
1905		2085
1906	$cf::MAP{$path} = $map	2086	$cf::MAP{$path} = $map
1907	}	2087	}
1908	}	2088	}
1909		2089
1910	sub pre_load { }	2090	sub pre_load { }
1911	sub post_load { }	2091	#sub post_load { } # XS
1912		2092
1913	sub load {	2093	sub load {
1914	my ($self) = @_;	2094	my ($self) = @_;
1915		2095
1916	local $self->{deny_reset} = 1; # loading can take a long time	2096	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2113	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2114	$f->skip_block;
1935	$self->_load_objects ($f)	2115	$self->_load_objects ($f)
1936	or return;	2116	or return;
1937		2117
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2118	$self->post_load_original
1939	if delete $self->{load_original};	2119	if delete $self->{load_original};
1940		2120
1941	if (my $uniq = $self->uniq_path) {	2121	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2122	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2123	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2141	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2142	$self->decay_objects;
1963	$self->fix_auto_apply;	2143	$self->fix_auto_apply;
1964	$self->update_buttons;	2144	$self->update_buttons;
1965	cf::cede_to_tick;	2145	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2146	$self->activate;
1969	}	2147	}
1970		2148
1971	$self->{last_save} = $cf::RUNTIME;	2149	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2150	$self->last_access ($cf::RUNTIME);
1973		2151
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2152	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2153	}
1976		2154
1977	$self->post_load;	2155	$self->post_load;
1978	}	2156	}
1979		2157
		2158	# customize the map for a given player, i.e.
		2159	# return the _real_ map. used by e.g. per-player
		2160	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2161	sub customise_for {
1981	my ($self, $ob) = @_;	2162	my ($self, $ob) = @_;
1982		2163
1983	return find "~" . $ob->name . "/" . $self->{path}	2164	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2165	if $self->per_player;
…		…
2000	or next;	2181	or next;
2001	$neigh = find $neigh, $map	2182	$neigh = find $neigh, $map
2002	or next;	2183	or next;
2003	$neigh->load;	2184	$neigh->load;
2004		2185
		2186	# now find the diagonal neighbours
2005	push @neigh,	2187	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2188	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2189	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2190	}
2009		2191
…		…
2016	}	2198	}
2017		2199
2018	sub find_sync {	2200	sub find_sync {
2019	my ($path, $origin) = @_;	2201	my ($path, $origin) = @_;
2020		2202
2021	cf::sync_job { find $path, $origin }	2203	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2204	if $Coro::current == $Coro::main;
		2205
		2206	find $path, $origin
2022	}	2207	}
2023		2208
2024	sub do_load_sync {	2209	sub do_load_sync {
2025	my ($map) = @_;	2210	my ($map) = @_;
2026		2211
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2212	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2213	if $Coro::current == $Coro::main;
2029		2214
2030	cf::sync_job { $map->load };	2215	$map->load;
2031	}	2216	}
2032		2217
2033	our %MAP_PREFETCH;	2218	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2219	our $MAP_PREFETCHER = undef;
2035		2220
…		…
2037	my ($path, $origin, $load) = @_;	2222	my ($path, $origin, $load) = @_;
2038		2223
2039	$path = normalise $path, $origin && $origin->{path};	2224	$path = normalise $path, $origin && $origin->{path};
2040		2225
2041	if (my $map = $cf::MAP{$path}) {	2226	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2227	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2228	}
2044		2229
2045	$MAP_PREFETCH{$path} |= $load;	2230	$MAP_PREFETCH{$path} |= $load;
2046		2231
2047	$MAP_PREFETCHER ||= cf::async {	2232	$MAP_PREFETCHER ||= cf::async {
		2233	$Coro::current->{desc} = "map prefetcher";
		2234
2048	while (%MAP_PREFETCH) {	2235	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2236	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2237	if (my $map = find $k) {
2051	$map->load if $v;	2238	$map->load if $v;
2052	}	2239	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2246	$MAP_PREFETCHER->prio (6);
2060		2247
2061	()	2248	()
2062	}	2249	}
2063		2250
		2251	# common code, used by both ->save and ->swapout
2064	sub save {	2252	sub _save {
2065	my ($self) = @_;	2253	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2254
2069	$self->{last_save} = $cf::RUNTIME;	2255	$self->{last_save} = $cf::RUNTIME;
2070		2256
2071	return unless $self->dirty;	2257	return unless $self->dirty;
2072		2258
…		…
2078	return if $self->{deny_save};	2264	return if $self->{deny_save};
2079		2265
2080	local $self->{last_access} = $self->last_access;#d#	2266	local $self->{last_access} = $self->last_access;#d#
2081		2267
2082	cf::async {	2268	cf::async {
		2269	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2270	$_->contr->save for $self->players;
2084	};	2271	};
		2272
		2273	cf::get_slot 0.02;
2085		2274
2086	if ($uniq) {	2275	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2276	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2277	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2278	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2279	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2280	}
2092	}	2281	}
2093		2282
		2283	sub save {
		2284	my ($self) = @_;
		2285
		2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2287
		2288	$self->_save;
		2289	}
		2290
2094	sub swap_out {	2291	sub swap_out {
2095	my ($self) = @_;	2292	my ($self) = @_;
2096		2293
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2294	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2295
		2296	return if $self->in_memory != cf::MAP_ACTIVE;
		2297	return if $self->{deny_save};
2102	return if $self->players;	2298	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2299
		2300	# first deactivate the map and "unlink" it from the core
		2301	$self->deactivate;
		2302	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2303	$self->in_memory (cf::MAP_SWAPPED);
		2304
		2305	# then atomically save
		2306	$self->_save;
		2307
		2308	# then free the map
		2309	$self->clear;
		2310	}
		2311
		2312	sub reset_at {
		2313	my ($self) = @_;
		2314
		2315	# TODO: safety, remove and allow resettable per-player maps
		2316	return 1e99 if $self->{deny_reset};
		2317
		2318	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2319	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2320
		2321	$time + $to
		2322	}
		2323
		2324	sub should_reset {
		2325	my ($self) = @_;
		2326
		2327	$self->reset_at <= $cf::RUNTIME
		2328	}
		2329
		2330	sub reset {
		2331	my ($self) = @_;
		2332
		2333	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2334
		2335	return if $self->players;
		2336
		2337	cf::trace "resetting map ", $self->path, "\n";
		2338
		2339	$self->in_memory (cf::MAP_SWAPPED);
		2340
		2341	# need to save uniques path
		2342	unless ($self->{deny_save}) {
		2343	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2344
		2345	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2346	if $uniq;
		2347	}
		2348
		2349	delete $cf::MAP{$self->path};
2107		2350
2108	$self->deactivate;	2351	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2352	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2353	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2354
2156	$self->unlink_save;	2355	$self->unlink_save;
2157	$self->destroy;	2356	$self->destroy;
2158	}	2357	}
2159		2358
…		…
2167		2366
2168	delete $cf::MAP{$self->path};	2367	delete $cf::MAP{$self->path};
2169		2368
2170	$self->unlink_save;	2369	$self->unlink_save;
2171		2370
2172	bless $self, "cf::map";	2371	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2372	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2373	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2374	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2375	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2376
…		…
2226		2425
2227	sub unique_maps() {	2426	sub unique_maps() {
2228	[	2427	[
2229	map {	2428	map {
2230	utf8::decode $_;	2429	utf8::decode $_;
2231	/\.map$/	2430	s/\.map$//; # TODO future compatibility hack
		2431	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2432	? ()
2232	? normalise $_	2433	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2434	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2435	]
2236	}	2436	}
2237		2437
2238	package cf;	2438	=item cf::map::static_maps
		2439
		2440	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2441	file in the shared directory excluding F</styles> and F</editor>). May
		2442	block.
		2443
		2444	=cut
		2445
		2446	sub static_maps() {
		2447	my @dirs = "";
		2448	my @maps;
		2449
		2450	while (@dirs) {
		2451	my $dir = shift @dirs;
		2452
		2453	next if $dir eq "/styles" || $dir eq "/editor";
		2454
		2455	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2456	or return;
		2457
		2458	for (@$files) {
		2459	s/\.map$// or next;
		2460	utf8::decode $_;
		2461	push @maps, "$dir/$_";
		2462	}
		2463
		2464	push @dirs, map "$dir/$_", @$dirs;
		2465	}
		2466
		2467	\@maps
		2468	}
2239		2469
2240	=back	2470	=back
2241		2471
2242	=head3 cf::object	2472	=head3 cf::object
2243		2473
…		…
2247		2477
2248	=over 4	2478	=over 4
2249		2479
2250	=item $ob->inv_recursive	2480	=item $ob->inv_recursive
2251		2481
2252	Returns the inventory of the object _and_ their inventories, recursively.	2482	Returns the inventory of the object I<and> their inventories, recursively,
		2483	but I<not> the object itself.
2253		2484
2254	=cut	2485	=cut
2255		2486
2256	sub inv_recursive_;	2487	sub inv_recursive_;
2257	sub inv_recursive_ {	2488	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2493	inv_recursive_ inv $_[0]
2263	}	2494	}
2264		2495
2265	=item $ref = $ob->ref	2496	=item $ref = $ob->ref
2266		2497
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2498	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2499
2269	=item $ob = cf::object::deref ($refstring)	2500	=item $ob = cf::object::deref ($refstring)
2270		2501
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2502	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2503	even if the object actually exists. May block.
…		…
2274	=cut	2505	=cut
2275		2506
2276	sub deref {	2507	sub deref {
2277	my ($ref) = @_;	2508	my ($ref) = @_;
2278		2509
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2510	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2511	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2512	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2513	or return;
2286	$pl->ob->uuid eq $uuid	2514	$pl->ob->uuid eq $uuid
2287	or return;	2515	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2535	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2536	dialogue with the given NPC character.
2309		2537
2310	=cut	2538	=cut
2311		2539
		2540	our $SAY_CHANNEL = {
		2541	id => "say",
		2542	title => "Map",
		2543	reply => "say ",
		2544	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2545	};
		2546
		2547	our $CHAT_CHANNEL = {
		2548	id => "chat",
		2549	title => "Chat",
		2550	reply => "chat ",
		2551	tooltip => "Player chat and shouts, global to the server.",
		2552	};
		2553
2312	# rough implementation of a future "reply" method that works	2554	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2555	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2556	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2557	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2558	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2569	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2570	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2571
2330	} else {	2572	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2573	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2574	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2575	}
2334	}	2576	}
2335	}	2577	}
2336		2578
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2579	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2604
2363	=item $player_object->enter_link	2605	=item $player_object->enter_link
2364		2606
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2607	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2608
2367	The player should be reasonably safe there for short amounts of time. You	2609	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2610	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2611	though, as the player cannot control the character while it is on the link
		2612	map.
2369		2613
2370	Will never block.	2614	Will never block.
2371		2615
2372	=item $player_object->leave_link ($map, $x, $y)	2616	=item $player_object->leave_link ($map, $x, $y)
2373		2617
…		…
2393	sub cf::object::player::enter_link {	2637	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2638	my ($self) = @_;
2395		2639
2396	$self->deactivate_recursive;	2640	$self->deactivate_recursive;
2397		2641
		2642	++$self->{_link_recursion};
		2643
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2644	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2645
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2646	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2647	if $self->map && $self->map->{path} ne "{link}";
2402		2648
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2649	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2650	}
2405		2651
2406	sub cf::object::player::leave_link {	2652	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2653	my ($self, $map, $x, $y) = @_;
2408		2654
…		…
2425	($x, $y) = (-1, -1)	2671	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2672	unless (defined $x) && (defined $y);
2427		2673
2428	# use -1 or undef as default coordinates, not 0, 0	2674	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2675	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2676	if $x <= 0 && $y <= 0;
2431		2677
2432	$map->load;	2678	$map->load;
2433	$map->load_neighbours;	2679	$map->load_neighbours;
2434		2680
2435	return unless $self->contr->active;	2681	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2682
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2683	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2684	if ($self->enter_map ($map, $x, $y)) {
2440	}	2685	# entering was successful
		2686	delete $self->{_link_recursion};
		2687	# only activate afterwards, to support waiting in hooks
		2688	$self->activate_recursive;
		2689	}
2441		2690
		2691	}
		2692
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2693	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2694
2444	Moves the player to the given map-path and coordinates by first freezing	2695	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2696	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2697	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2698	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2699	be called at the end of this process.
2449		2700
		2701	Note that $check will be called with a potentially non-loaded map, so if
		2702	it needs a loaded map it has to call C<< ->load >>.
		2703
2450	=cut	2704	=cut
2451		2705
2452	our $GOTOGEN;	2706	our $GOTOGEN;
2453		2707
2454	sub cf::object::player::goto {	2708	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2709	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2710
		2711	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2712	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2713	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2714	($path, $x, $y) = @$EMERGENCY_POSITION;
		2715	}
		2716
2457	# do generation counting so two concurrent goto's will be executed in-order	2717	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2718	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2719
2460	$self->enter_link;	2720	$self->enter_link;
2461		2721
2462	(async {	2722	(async {
		2723	$Coro::current->{desc} = "player::goto $path $x $y";
		2724
2463	# *tag paths override both path and x|y	2725	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2726	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2727	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2728	my $ob = $obs[rand @obs];
2467		2729
2468	# see if we actually can go there	2730	# see if we actually can go there
2469	# todo: use ob_blocked to check all tiles of the destination "object"	2731	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2470	# for suitability.	2732	$ob = $obs[rand @obs];
		2733	} else {
		2734	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2735	}
		2736	# else put us there anyways for now #d#
2471		2737
2472	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2738	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2739	} else {
		2740	($path, $x, $y) = (undef, undef, undef);
2473	}	2741	}
2474	}	2742	}
2475		2743
2476	my $map = eval {	2744	my $map = eval {
2477	my $map = cf::map::find $path;	2745	my $map = defined $path ? cf::map::find $path : undef;
2478		2746
2479	if ($map) {	2747	if ($map) {
2480	$map = $map->customise_for ($self);	2748	$map = $map->customise_for ($self);
2481	$map = $check->($map) if $check && $map;	2749	$map = $check->($map, $x, $y, $self) if $check && $map;
2482	} else {	2750	} else {
2483	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2751	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2484	}	2752	}
2485		2753
2486	$map	2754	$map
2487	};	2755	};
2488		2756
…		…
2494	if ($gen == $self->{_goto_generation}) {	2762	if ($gen == $self->{_goto_generation}) {
2495	delete $self->{_goto_generation};	2763	delete $self->{_goto_generation};
2496	$self->leave_link ($map, $x, $y);	2764	$self->leave_link ($map, $x, $y);
2497	}	2765	}
2498		2766
2499	$done->() if $done;	2767	$done->($self) if $done;
2500	})->prio (1);	2768	})->prio (1);
2501	}	2769	}
2502		2770
2503	=item $player_object->enter_exit ($exit_object)	2771	=item $player_object->enter_exit ($exit_object)
2504		2772
…		…
2524	}	2792	}
2525		2793
2526	sub prepare_random_map {	2794	sub prepare_random_map {
2527	my ($exit) = @_;	2795	my ($exit) = @_;
2528		2796
2529	my $guard = cf::lock_acquire "exit_prepare:$exit";
2530
2531	# all this does is basically replace the /! path by	2797	# all this does is basically replace the /! path by
2532	# a new random map path (?random/...) with a seed	2798	# a new random map path (?random/...) with a seed
2533	# that depends on the exit object	2799	# that depends on the exit object
2534		2800
2535	my $rmp = parse_random_map_params $exit->msg;	2801	my $rmp = parse_random_map_params $exit->msg;
…		…
2537	if ($exit->map) {	2803	if ($exit->map) {
2538	$rmp->{region} = $exit->region->name;	2804	$rmp->{region} = $exit->region->name;
2539	$rmp->{origin_map} = $exit->map->path;	2805	$rmp->{origin_map} = $exit->map->path;
2540	$rmp->{origin_x} = $exit->x;	2806	$rmp->{origin_x} = $exit->x;
2541	$rmp->{origin_y} = $exit->y;	2807	$rmp->{origin_y} = $exit->y;
		2808
		2809	$exit->map->touch;
2542	}	2810	}
2543		2811
2544	$rmp->{random_seed} ||= $exit->random_seed;	2812	$rmp->{random_seed} ||= $exit->random_seed;
2545		2813
2546	my $data = cf::to_json $rmp;	2814	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2547	my $md5 = Digest::MD5::md5_hex $data;	2815	my $md5 = Digest::MD5::md5_hex $data;
2548	my $meta = "$RANDOMDIR/$md5.meta";	2816	my $meta = "$RANDOMDIR/$md5.meta";
2549		2817
2550	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2818	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2551	aio_write $fh, 0, (length $data), $data, 0;	2819	aio_write $fh, 0, (length $data), $data, 0;
2552	undef $fh;	2820	undef $fh;
2553	aio_rename "$meta~", $meta;	2821	aio_rename "$meta~", $meta;
2554		2822
		2823	my $slaying = "?random/$md5";
		2824
		2825	if ($exit->valid) {
2555	$exit->slaying ("?random/$md5");	2826	$exit->slaying ("?random/$md5");
2556	$exit->msg (undef);	2827	$exit->msg (undef);
		2828	}
2557	}	2829	}
2558	}	2830	}
2559		2831
2560	sub cf::object::player::enter_exit {	2832	sub cf::object::player::enter_exit {
2561	my ($self, $exit) = @_;	2833	my ($self, $exit) = @_;
2562		2834
2563	return unless $self->type == cf::PLAYER;	2835	return unless $self->type == cf::PLAYER;
2564		2836
2565	if ($exit->slaying eq "/!") {
2566	#TODO: this should de-fi-ni-te-ly not be a sync-job
2567	# the problem is that $exit might not survive long enough
2568	# so it needs to be done right now, right here
2569	cf::sync_job { prepare_random_map $exit };
2570	}
2571
2572	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2573	my $hp = $exit->stats->hp;
2574	my $sp = $exit->stats->sp;
2575
2576	$self->enter_link;	2837	$self->enter_link;
2577		2838
2578	# if exit is damned, update players death & WoR home-position
2579	$self->contr->savebed ($slaying, $hp, $sp)
2580	if $exit->flag (FLAG_DAMNED);
2581
2582	(async {	2839	(async {
2583	$self->deactivate_recursive; # just to be sure	2840	$Coro::current->{desc} = "enter_exit";
		2841
2584	unless (eval {	2842	unless (eval {
		2843	$self->deactivate_recursive; # just to be sure
		2844
		2845	# random map handling
		2846	{
		2847	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2848
		2849	prepare_random_map $exit
		2850	if $exit->slaying eq "/!";
		2851	}
		2852
		2853	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2854	my $x = $exit->stats->hp;
		2855	my $y = $exit->stats->sp;
		2856
2585	$self->goto ($slaying, $hp, $sp);	2857	$self->goto ($map, $x, $y);
2586		2858
		2859	# if exit is damned, update players death & WoR home-position
		2860	$self->contr->savebed ($map, $x, $y)
		2861	if $exit->flag (cf::FLAG_DAMNED);
		2862
2587	1;	2863	1
2588	}) {	2864	}) {
2589	$self->message ("Something went wrong deep within the crossfire server. "	2865	$self->message ("Something went wrong deep within the deliantra server. "
2590	. "I'll try to bring you back to the map you were before. "	2866	. "I'll try to bring you back to the map you were before. "
2591	. "Please report this to the dungeon master!",	2867	. "Please report this to the dungeon master!",
2592	cf::NDI_UNIQUE | cf::NDI_RED);	2868	cf::NDI_UNIQUE | cf::NDI_RED);
2593		2869
2594	warn "ERROR in enter_exit: $@";	2870	error "ERROR in enter_exit: $@";
2595	$self->leave_link;	2871	$self->leave_link;
2596	}	2872	}
2597	})->prio (1);	2873	})->prio (1);
2598	}	2874	}
2599		2875
…		…
2611	sub cf::client::send_drawinfo {	2887	sub cf::client::send_drawinfo {
2612	my ($self, $text, $flags) = @_;	2888	my ($self, $text, $flags) = @_;
2613		2889
2614	utf8::encode $text;	2890	utf8::encode $text;
2615	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2891	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2892	}
		2893
		2894	=item $client->send_big_packet ($pkt)
		2895
		2896	Like C<send_packet>, but tries to compress large packets, and fragments
		2897	them as required.
		2898
		2899	=cut
		2900
		2901	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2902
		2903	sub cf::client::send_big_packet {
		2904	my ($self, $pkt) = @_;
		2905
		2906	# try lzf for large packets
		2907	$pkt = "lzf " . Compress::LZF::compress $pkt
		2908	if 1024 <= length $pkt and $self->{can_lzf};
		2909
		2910	# split very large packets
		2911	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2912	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2913	$pkt = "frag";
		2914	}
		2915
		2916	$self->send_packet ($pkt);
2616	}	2917	}
2617		2918
2618	=item $client->send_msg ($channel, $msg, $color, [extra...])	2919	=item $client->send_msg ($channel, $msg, $color, [extra...])
2619		2920
2620	Send a drawinfo or msg packet to the client, formatting the msg for the	2921	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2622	the message, with C<log> being the default. If C<$color> is negative, suppress	2923	the message, with C<log> being the default. If C<$color> is negative, suppress
2623	the message unless the client supports the msg packet.	2924	the message unless the client supports the msg packet.
2624		2925
2625	=cut	2926	=cut
2626		2927
		2928	# non-persistent channels (usually the info channel)
2627	our %CHANNEL = (	2929	our %CHANNEL = (
		2930	"c/motd" => {
		2931	id => "infobox",
		2932	title => "MOTD",
		2933	reply => undef,
		2934	tooltip => "The message of the day",
		2935	},
2628	"c/identify" => {	2936	"c/identify" => {
2629	id => "identify",	2937	id => "infobox",
2630	title => "Identify",	2938	title => "Identify",
2631	reply => undef,	2939	reply => undef,
2632	tooltip => "Items recently identified",	2940	tooltip => "Items recently identified",
2633	},	2941	},
2634	"c/examine" => {	2942	"c/examine" => {
2635	id => "examine",	2943	id => "infobox",
2636	title => "Examine",	2944	title => "Examine",
2637	reply => undef,	2945	reply => undef,
2638	tooltip => "Signs and other items you examined",	2946	tooltip => "Signs and other items you examined",
2639	},	2947	},
		2948	"c/shopinfo" => {
		2949	id => "infobox",
		2950	title => "Shop Info",
		2951	reply => undef,
		2952	tooltip => "What your bargaining skill tells you about the shop",
		2953	},
		2954	"c/book" => {
		2955	id => "infobox",
		2956	title => "Book",
		2957	reply => undef,
		2958	tooltip => "The contents of a note or book",
		2959	},
		2960	"c/lookat" => {
		2961	id => "infobox",
		2962	title => "Look",
		2963	reply => undef,
		2964	tooltip => "What you saw there",
		2965	},
		2966	"c/who" => {
		2967	id => "infobox",
		2968	title => "Players",
		2969	reply => undef,
		2970	tooltip => "Shows players who are currently online",
		2971	},
		2972	"c/body" => {
		2973	id => "infobox",
		2974	title => "Body Parts",
		2975	reply => undef,
		2976	tooltip => "Shows which body parts you posess and are available",
		2977	},
		2978	"c/statistics" => {
		2979	id => "infobox",
		2980	title => "Statistics",
		2981	reply => undef,
		2982	tooltip => "Shows your primary statistics",
		2983	},
		2984	"c/skills" => {
		2985	id => "infobox",
		2986	title => "Skills",
		2987	reply => undef,
		2988	tooltip => "Shows your experience per skill and item power",
		2989	},
		2990	"c/shopitems" => {
		2991	id => "infobox",
		2992	title => "Shop Items",
		2993	reply => undef,
		2994	tooltip => "Shows the items currently for sale in this shop",
		2995	},
		2996	"c/resistances" => {
		2997	id => "infobox",
		2998	title => "Resistances",
		2999	reply => undef,
		3000	tooltip => "Shows your resistances",
		3001	},
		3002	"c/pets" => {
		3003	id => "infobox",
		3004	title => "Pets",
		3005	reply => undef,
		3006	tooltip => "Shows information abotu your pets/a specific pet",
		3007	},
		3008	"c/perceiveself" => {
		3009	id => "infobox",
		3010	title => "Perceive Self",
		3011	reply => undef,
		3012	tooltip => "You gained detailed knowledge about yourself",
		3013	},
		3014	"c/uptime" => {
		3015	id => "infobox",
		3016	title => "Uptime",
		3017	reply => undef,
		3018	tooltip => "How long the server has been running since last restart",
		3019	},
		3020	"c/mapinfo" => {
		3021	id => "infobox",
		3022	title => "Map Info",
		3023	reply => undef,
		3024	tooltip => "Information related to the maps",
		3025	},
		3026	"c/party" => {
		3027	id => "party",
		3028	title => "Party",
		3029	reply => "gsay ",
		3030	tooltip => "Messages and chat related to your party",
		3031	},
		3032	"c/death" => {
		3033	id => "death",
		3034	title => "Death",
		3035	reply => undef,
		3036	tooltip => "Reason for and more info about your most recent death",
		3037	},
		3038	"c/say" => $SAY_CHANNEL,
		3039	"c/chat" => $CHAT_CHANNEL,
2640	);	3040	);
2641		3041
2642	sub cf::client::send_msg {	3042	sub cf::client::send_msg {
2643	my ($self, $channel, $msg, $color, @extra) = @_;	3043	my ($self, $channel, $msg, $color, @extra) = @_;
2644		3044
2645	$msg = $self->pl->expand_cfpod ($msg);	3045	$msg = $self->pl->expand_cfpod ($msg)
		3046	unless $color & cf::NDI_VERBATIM;
2646		3047
2647	$color &= cf::NDI_CLIENT_MASK; # just in case...	3048	$color &= cf::NDI_CLIENT_MASK; # just in case...
2648		3049
2649	# check predefined channels, for the benefit of C	3050	# check predefined channels, for the benefit of C
2650	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3051	if ($CHANNEL{$channel}) {
		3052	$channel = $CHANNEL{$channel};
2651		3053
		3054	$self->ext_msg (channel_info => $channel);
		3055	$channel = $channel->{id};
		3056
2652	if (ref $channel) {	3057	} elsif (ref $channel) {
2653	# send meta info to client, if not yet sent	3058	# send meta info to client, if not yet sent
2654	unless (exists $self->{channel}{$channel->{id}}) {	3059	unless (exists $self->{channel}{$channel->{id}}) {
2655	$self->{channel}{$channel->{id}} = $channel;	3060	$self->{channel}{$channel->{id}} = $channel;
2656	$self->ext_msg (channel_info => $channel)	3061	$self->ext_msg (channel_info => $channel);
2657	if $self->can_msg;
2658	}	3062	}
2659		3063
2660	$channel = $channel->{id};	3064	$channel = $channel->{id};
2661	}	3065	}
2662		3066
2663	return unless @extra || length $msg;	3067	return unless @extra || length $msg;
2664		3068
2665	if ($self->can_msg) {
2666	# default colour, mask it out	3069	# default colour, mask it out
2667	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3070	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2668	if $color & cf::NDI_DEF;	3071	if $color & cf::NDI_DEF;
2669		3072
2670	$self->send_packet ("msg " . $self->{json_coder}->encode (	3073	my $pkt = "msg "
		3074	. $self->{json_coder}->encode (
2671	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3075	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2672	} else {	3076	);
2673	if ($color >= 0) {
2674	# replace some tags by gcfclient-compatible ones
2675	for ($msg) {
2676	1 while
2677	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2678	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2679	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2680	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2681	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2682	}
2683		3077
2684	$color &= cf::NDI_COLOR_MASK;	3078	$self->send_big_packet ($pkt);
2685
2686	utf8::encode $msg;
2687
2688	if (0 && $msg =~ /\[/) {
2689	# COMMAND/INFO
2690	$self->send_packet ("drawextinfo $color 10 8 $msg")
2691	} else {
2692	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2693	$self->send_packet ("drawinfo $color $msg")
2694	}
2695	}
2696	}
2697	}	3079	}
2698		3080
2699	=item $client->ext_msg ($type, @msg)	3081	=item $client->ext_msg ($type, @msg)
2700		3082
2701	Sends an ext event to the client.	3083	Sends an ext event to the client.
…		…
2704		3086
2705	sub cf::client::ext_msg($$@) {	3087	sub cf::client::ext_msg($$@) {
2706	my ($self, $type, @msg) = @_;	3088	my ($self, $type, @msg) = @_;
2707		3089
2708	if ($self->extcmd == 2) {	3090	if ($self->extcmd == 2) {
2709	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2710	} elsif ($self->extcmd == 1) { # TODO: remove	3092	} elsif ($self->extcmd == 1) { # TODO: remove
2711	push @msg, msgtype => "event_$type";	3093	push @msg, msgtype => "event_$type";
2712	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2713	}	3095	}
2714	}	3096	}
2715		3097
2716	=item $client->ext_reply ($msgid, @msg)	3098	=item $client->ext_reply ($msgid, @msg)
2717		3099
…		…
2721		3103
2722	sub cf::client::ext_reply($$@) {	3104	sub cf::client::ext_reply($$@) {
2723	my ($self, $id, @msg) = @_;	3105	my ($self, $id, @msg) = @_;
2724		3106
2725	if ($self->extcmd == 2) {	3107	if ($self->extcmd == 2) {
2726	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3108	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2727	} elsif ($self->extcmd == 1) {	3109	} elsif ($self->extcmd == 1) {
2728	#TODO: version 1, remove	3110	#TODO: version 1, remove
2729	unshift @msg, msgtype => "reply", msgid => $id;	3111	unshift @msg, msgtype => "reply", msgid => $id;
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3112	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2731	}	3113	}
2732	}	3114	}
2733		3115
2734	=item $success = $client->query ($flags, "text", \&cb)	3116	=item $success = $client->query ($flags, "text", \&cb)
2735		3117
…		…
2806		3188
2807	$ns->ext_reply ($reply, @reply)	3189	$ns->ext_reply ($reply, @reply)
2808	if $reply;	3190	if $reply;
2809		3191
2810	} else {	3192	} else {
2811	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3193	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2812	}	3194	}
2813		3195
2814	cf::override;	3196	cf::override;
2815	},	3197	},
2816	);	3198	);
…		…
2836		3218
2837	$coro	3219	$coro
2838	}	3220	}
2839		3221
2840	cf::client->attach (	3222	cf::client->attach (
2841	on_destroy => sub {	3223	on_client_destroy => sub {
2842	my ($ns) = @_;	3224	my ($ns) = @_;
2843		3225
2844	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3226	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2845	},	3227	},
2846	);	3228	);
…		…
2862	our $safe_hole = new Safe::Hole;	3244	our $safe_hole = new Safe::Hole;
2863		3245
2864	$SIG{FPE} = 'IGNORE';	3246	$SIG{FPE} = 'IGNORE';
2865		3247
2866	$safe->permit_only (Opcode::opset qw(	3248	$safe->permit_only (Opcode::opset qw(
2867	:base_core :base_mem :base_orig :base_math	3249	:base_core :base_mem :base_orig :base_math :base_loop
2868	grepstart grepwhile mapstart mapwhile	3250	grepstart grepwhile mapstart mapwhile
2869	sort time	3251	sort time
2870	));	3252	));
2871		3253
2872	# here we export the classes and methods available to script code	3254	# here we export the classes and methods available to script code
…		…
2874	=pod	3256	=pod
2875		3257
2876	The following functions and methods are available within a safe environment:	3258	The following functions and methods are available within a safe environment:
2877		3259
2878	cf::object	3260	cf::object
2879	contr pay_amount pay_player map x y force_find force_add	3261	contr pay_amount pay_player map x y force_find force_add destroy
2880	insert remove name archname title slaying race decrease_ob_nr	3262	insert remove name archname title slaying race decrease split
		3263	value
2881		3264
2882	cf::object::player	3265	cf::object::player
2883	player	3266	player
2884		3267
2885	cf::player	3268	cf::player
…		…
2890		3273
2891	=cut	3274	=cut
2892		3275
2893	for (	3276	for (
2894	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3277	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2895	insert remove inv name archname title slaying race	3278	insert remove inv nrof name archname title slaying race
2896	decrease_ob_nr)],	3279	decrease split destroy change_exp value msg lore send_msg)],
2897	["cf::object::player" => qw(player)],	3280	["cf::object::player" => qw(player)],
2898	["cf::player" => qw(peaceful)],	3281	["cf::player" => qw(peaceful send_msg)],
2899	["cf::map" => qw(trigger)],	3282	["cf::map" => qw(trigger)],
2900	) {	3283	) {
2901	no strict 'refs';
2902	my ($pkg, @funs) = @$_;	3284	my ($pkg, @funs) = @$_;
2903	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3285	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2904	for @funs;	3286	for @funs;
2905	}	3287	}
2906		3288
…		…
2921		3303
2922	my $qcode = $code;	3304	my $qcode = $code;
2923	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3305	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2924	$qcode =~ s/\n/\\n/g;	3306	$qcode =~ s/\n/\\n/g;
2925		3307
		3308	%vars = (_dummy => 0) unless %vars;
		3309
		3310	my @res;
2926	local $_;	3311	local $_;
2927	local @safe::cf::_safe_eval_args = values %vars;
2928		3312
2929	my $eval =	3313	my $eval =
2930	"do {\n"	3314	"do {\n"
2931	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3315	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2932	. "#line 0 \"{$qcode}\"\n"	3316	. "#line 0 \"{$qcode}\"\n"
2933	. $code	3317	. $code
2934	. "\n}"	3318	. "\n}"
2935	;	3319	;
2936		3320
		3321	if ($CFG{safe_eval}) {
2937	sub_generation_inc;	3322	sub_generation_inc;
		3323	local @safe::cf::_safe_eval_args = values %vars;
2938	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3324	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2939	sub_generation_inc;	3325	sub_generation_inc;
		3326	} else {
		3327	local @cf::_safe_eval_args = values %vars;
		3328	@res = wantarray ? eval eval : scalar eval $eval;
		3329	}
2940		3330
2941	if ($@) {	3331	if ($@) {
2942	warn "$@";	3332	warn "$@",
2943	warn "while executing safe code '$code'\n";	3333	"while executing safe code '$code'\n",
2944	warn "with arguments " . (join " ", %vars) . "\n";	3334	"with arguments " . (join " ", %vars) . "\n";
2945	}	3335	}
2946		3336
2947	wantarray ? @res : $res[0]	3337	wantarray ? @res : $res[0]
2948	}	3338	}
2949		3339
…		…
2963	=cut	3353	=cut
2964		3354
2965	sub register_script_function {	3355	sub register_script_function {
2966	my ($fun, $cb) = @_;	3356	my ($fun, $cb) = @_;
2967		3357
2968	no strict 'refs';	3358	$fun = "safe::$fun" if $CFG{safe_eval};
2969	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3359	*$fun = $safe_hole->wrap ($cb);
2970	}	3360	}
2971		3361
2972	=back	3362	=back
2973		3363
2974	=cut	3364	=cut
…		…
2983	# for this (global event?)	3373	# for this (global event?)
2984	%ext::player_env::MUSIC_FACE_CACHE = ();	3374	%ext::player_env::MUSIC_FACE_CACHE = ();
2985		3375
2986	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3376	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2987		3377
2988	warn "loading facedata from $path\n";	3378	trace "loading facedata from $path\n";
2989		3379
2990	my $facedata;
2991	0 < aio_load $path, $facedata	3380	0 < aio_load $path, my $facedata
2992	or die "$path: $!";	3381	or die "$path: $!";
2993		3382
2994	$facedata = Coro::Storable::thaw $facedata;	3383	$facedata = Coro::Storable::thaw $facedata;
2995		3384
2996	$facedata->{version} == 2	3385	$facedata->{version} == 2
2997	or cf::cleanup "$path: version mismatch, cannot proceed.";	3386	or cf::cleanup "$path: version mismatch, cannot proceed.";
2998		3387
2999	# patch in the exptable	3388	# patch in the exptable
		3389	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3000	$facedata->{resource}{"res/exp_table"} = {	3390	$facedata->{resource}{"res/exp_table"} = {
3001	type => FT_RSRC,	3391	type => FT_RSRC,
3002	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3392	data => $exp_table,
		3393	hash => (Digest::MD5::md5 $exp_table),
3003	};	3394	};
3004	cf::cede_to_tick;	3395	cf::cede_to_tick;
3005		3396
3006	{	3397	{
3007	my $faces = $facedata->{faceinfo};	3398	my $faces = $facedata->{faceinfo};
3008		3399
3009	while (my ($face, $info) = each %$faces) {	3400	while (my ($face, $info) = each %$faces) {
3010	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3401	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3402
3011	cf::face::set_visibility $idx, $info->{visibility};	3403	cf::face::set_visibility $idx, $info->{visibility};
3012	cf::face::set_magicmap $idx, $info->{magicmap};	3404	cf::face::set_magicmap $idx, $info->{magicmap};
3013	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3405	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3014	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3406	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3015		3407
3016	cf::cede_to_tick;	3408	cf::cede_to_tick;
3017	}	3409	}
3018		3410
3019	while (my ($face, $info) = each %$faces) {	3411	while (my ($face, $info) = each %$faces) {
3020	next unless $info->{smooth};	3412	next unless $info->{smooth};
		3413
3021	my $idx = cf::face::find $face	3414	my $idx = cf::face::find $face
3022	or next;	3415	or next;
		3416
3023	if (my $smooth = cf::face::find $info->{smooth}) {	3417	if (my $smooth = cf::face::find $info->{smooth}) {
3024	cf::face::set_smooth $idx, $smooth;	3418	cf::face::set_smooth $idx, $smooth;
3025	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3419	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3026	} else {	3420	} else {
3027	warn "smooth face '$info->{smooth}' not found for face '$face'";	3421	error "smooth face '$info->{smooth}' not found for face '$face'";
3028	}	3422	}
3029		3423
3030	cf::cede_to_tick;	3424	cf::cede_to_tick;
3031	}	3425	}
3032	}	3426	}
…		…
3041		3435
3042	cf::anim::invalidate_all; # d'oh	3436	cf::anim::invalidate_all; # d'oh
3043	}	3437	}
3044		3438
3045	{	3439	{
3046	# TODO: for gcfclient pleasure, we should give resources
3047	# that gcfclient doesn't grok a >10000 face index.
3048	my $res = $facedata->{resource};	3440	my $res = $facedata->{resource};
3049		3441
3050	my $soundconf = delete $res->{"res/sound.conf"};
3051
3052	while (my ($name, $info) = each %$res) {	3442	while (my ($name, $info) = each %$res) {
		3443	if (defined $info->{type}) {
3053	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3444	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3054	my $data;
3055		3445
3056	if ($info->{type} & 1) {	3446	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3057	# prepend meta info	3447	cf::face::set_type $idx, $info->{type};
3058
3059	my $meta = $enc->encode ({
3060	name => $name,
3061	%{ $info->{meta} || {} },
3062	});
3063
3064	$data = pack "(w/a*)*", $meta, $info->{data};
3065	} else {	3448	} else {
3066	$data = $info->{data};	3449	$RESOURCE{$name} = $info; # unused
3067	}	3450	}
3068		3451
3069	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3070	cf::face::set_type $idx, $info->{type};
3071
3072	cf::cede_to_tick;	3452	cf::cede_to_tick;
3073	}	3453	}
3074
3075	if ($soundconf) {
3076	$soundconf = $enc->decode (delete $soundconf->{data});
3077
3078	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3079	my $sound = $soundconf->{compat}[$_]
3080	or next;
3081
3082	my $face = cf::face::find "sound/$sound->[1]";
3083	cf::sound::set $sound->[0] => $face;
3084	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3085	}
3086
3087	while (my ($k, $v) = each %{$soundconf->{event}}) {
3088	my $face = cf::face::find "sound/$v";
3089	cf::sound::set $k => $face;
3090	}
3091	}
3092	}	3454	}
		3455
		3456	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3093		3457
3094	1	3458	1
3095	}	3459	}
3096		3460
3097	register_exticmd fx_want => sub {	3461	register_exticmd fx_want => sub {
…		…
3099		3463
3100	while (my ($k, $v) = each %$want) {	3464	while (my ($k, $v) = each %$want) {
3101	$ns->fx_want ($k, $v);	3465	$ns->fx_want ($k, $v);
3102	}	3466	}
3103	};	3467	};
		3468
		3469	sub load_resource_file($) {
		3470	my $guard = lock_acquire "load_resource_file";
		3471
		3472	my $status = load_resource_file_ $_[0];
		3473	get_slot 0.1, 100;
		3474	cf::arch::commit_load;
		3475
		3476	$status
		3477	}
3104		3478
3105	sub reload_regions {	3479	sub reload_regions {
3106	# HACK to clear player env face cache, we need some signal framework	3480	# HACK to clear player env face cache, we need some signal framework
3107	# for this (global event?)	3481	# for this (global event?)
3108	%ext::player_env::MUSIC_FACE_CACHE = ();	3482	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3122	}	3496	}
3123		3497
3124	sub reload_archetypes {	3498	sub reload_archetypes {
3125	load_resource_file "$DATADIR/archetypes"	3499	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";	3500	or die "unable to load archetypes\n";
3127	#d# NEED to laod twice to resolve forward references
3128	# this really needs to be done in an extra post-pass
3129	# (which needs to be synchronous, so solve it differently)
3130	load_resource_file "$DATADIR/archetypes"
3131	or die "unable to load archetypes\n";
3132	}	3501	}
3133		3502
3134	sub reload_treasures {	3503	sub reload_treasures {
3135	load_resource_file "$DATADIR/treasures"	3504	load_resource_file "$DATADIR/treasures"
3136	or die "unable to load treasurelists\n";	3505	or die "unable to load treasurelists\n";
3137	}	3506	}
3138		3507
		3508	sub reload_sound {
		3509	trace "loading sound config from $DATADIR/sound\n";
		3510
		3511	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3512	or die "$DATADIR/sound $!";
		3513
		3514	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3515
		3516	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3517	my $sound = $soundconf->{compat}[$_]
		3518	or next;
		3519
		3520	my $face = cf::face::find "sound/$sound->[1]";
		3521	cf::sound::set $sound->[0] => $face;
		3522	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3523	}
		3524
		3525	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3526	my $face = cf::face::find "sound/$v";
		3527	cf::sound::set $k => $face;
		3528	}
		3529	}
		3530
3139	sub reload_resources {	3531	sub reload_resources {
3140	warn "reloading resource files...\n";	3532	trace "reloading resource files...\n";
3141		3533
		3534	reload_exp_table;
		3535	reload_materials;
		3536	reload_facedata;
		3537	reload_sound;
		3538	reload_archetypes;
3142	reload_regions;	3539	reload_regions;
3143	reload_facedata;
3144	#reload_archetypes;#d#
3145	reload_archetypes;
3146	reload_treasures;	3540	reload_treasures;
3147		3541
3148	warn "finished reloading resource files\n";	3542	trace "finished reloading resource files\n";
3149	}
3150
3151	sub init {
3152	reload_resources;
3153	}	3543	}
3154		3544
3155	sub reload_config {	3545	sub reload_config {
3156	open my $fh, "<:utf8", "$CONFDIR/config"	3546	trace "reloading config file...\n";
3157	or return;
3158		3547
3159	local $/;	3548	0 < aio_load "$CONFDIR/config", my $config
		3549	or die "$CONFDIR/config: $!";
		3550
		3551	utf8::decode $config;
		3552
		3553	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
3160	*CFG = YAML::Syck::Load <$fh>;	3554	*CFG = YAML::XS::Load $config;
3161		3555
3162	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3556	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3163		3557
3164	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3558	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3165	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3559	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3166		3560
3167	if (exists $CFG{mlockall}) {	3561	if (exists $CFG{mlockall}) {
…		…
3171	};	3565	};
3172	warn $@ if $@;	3566	warn $@ if $@;
3173	}	3567	}
3174	}	3568	}
3175		3569
		3570	sub pidfile() {
		3571	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3572	or die "$PIDFILE: $!";
		3573	flock $fh, &Fcntl::LOCK_EX
		3574	or die "$PIDFILE: flock: $!";
		3575	$fh
		3576	}
		3577
		3578	# make sure only one server instance is running at any one time
		3579	sub atomic {
		3580	my $fh = pidfile;
		3581
		3582	my $pid = <$fh>;
		3583	kill 9, $pid if $pid > 0;
		3584
		3585	seek $fh, 0, 0;
		3586	print $fh $$;
		3587	}
		3588
		3589	sub main_loop {
		3590	trace "EV::loop starting\n";
		3591	if (1) {
		3592	EV::loop;
		3593	}
		3594	trace "EV::loop returned\n";
		3595	goto &main_loop unless $REALLY_UNLOOP;
		3596	}
		3597
3176	sub main {	3598	sub main {
		3599	cf::init_globals; # initialise logging
		3600
		3601	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3602	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3603	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3604	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3605
		3606	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3607
3177	# we must not ever block the main coroutine	3608	# we must not ever block the main coroutine
3178	local $Coro::idle = sub {	3609	local $Coro::idle = sub {
3179	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3610	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3180	(async {	3611	(async {
3181	Event::one_event;	3612	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3613	EV::loop EV::LOOP_ONESHOT;
3182	})->prio (Coro::PRIO_MAX);	3614	})->prio (Coro::PRIO_MAX);
3183	};	3615	};
3184		3616
		3617	evthread_start IO::AIO::poll_fileno;
		3618
		3619	cf::sync_job {
		3620	cf::incloader::init ();
		3621
		3622	cf::init_anim;
		3623	cf::init_attackmess;
		3624	cf::init_dynamic;
		3625
		3626	cf::load_settings;
		3627
		3628	reload_resources;
3185	reload_config;	3629	reload_config;
3186	db_init;	3630	db_init;
		3631
		3632	cf::init_uuid;
		3633	cf::init_signals;
		3634	cf::init_skills;
		3635
		3636	cf::init_beforeplay;
		3637
		3638	atomic;
		3639
3187	load_extensions;	3640	load_extensions;
3188		3641
3189	$TICK_WATCHER->start;	3642	utime time, time, $RUNTIMEFILE;
3190	Event::loop;	3643
		3644	# no (long-running) fork's whatsoever before this point(!)
		3645	use POSIX ();
		3646	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3647
		3648	(pop @POST_INIT)->(0) while @POST_INIT;
		3649	};
		3650
		3651	cf::object::thawer::errors_are_fatal 0;
		3652	info "parse errors in files are no longer fatal from this point on.\n";
		3653
		3654	my $free_main; $free_main = EV::idle sub {
		3655	undef $free_main;
		3656	undef &main; # free gobs of memory :)
		3657	};
		3658
		3659	goto &main_loop;
3191	}	3660	}
3192		3661
3193	#############################################################################	3662	#############################################################################
3194	# initialisation and cleanup	3663	# initialisation and cleanup
3195		3664
3196	# install some emergency cleanup handlers	3665	# install some emergency cleanup handlers
3197	BEGIN {	3666	BEGIN {
		3667	our %SIGWATCHER = ();
3198	for my $signal (qw(INT HUP TERM)) {	3668	for my $signal (qw(INT HUP TERM)) {
3199	Event->signal (	3669	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3200	reentrant => 0,
3201	data => WF_AUTOCANCEL,
3202	signal => $signal,
3203	prio => 0,
3204	cb => sub {
3205	cf::cleanup "SIG$signal";	3670	cf::cleanup "SIG$signal";
3206	},
3207	);	3671	};
3208	}	3672	}
3209	}	3673	}
3210		3674
3211	sub write_runtime {	3675	sub write_runtime_sync {
3212	my $runtime = "$LOCALDIR/runtime";	3676	my $t0 = AE::time;
3213		3677
3214	# first touch the runtime file to show we are still running:	3678	# first touch the runtime file to show we are still running:
3215	# the fsync below can take a very very long time.	3679	# the fsync below can take a very very long time.
3216		3680
3217	IO::AIO::aio_utime $runtime, undef, undef;	3681	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3218		3682
3219	my $guard = cf::lock_acquire "write_runtime";	3683	my $guard = cf::lock_acquire "write_runtime";
3220		3684
3221	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3685	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3222	or return;	3686	or return;
3223		3687
3224	my $value = $cf::RUNTIME + 90 + 10;	3688	my $value = $cf::RUNTIME + 90 + 10;
3225	# 10 is the runtime save interval, for a monotonic clock	3689	# 10 is the runtime save interval, for a monotonic clock
3226	# 60 allows for the watchdog to kill the server.	3690	# 60 allows for the watchdog to kill the server.
…		…
3236	aio_utime $fh, undef, undef;	3700	aio_utime $fh, undef, undef;
3237		3701
3238	close $fh	3702	close $fh
3239	or return;	3703	or return;
3240		3704
3241	aio_rename "$runtime~", $runtime	3705	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3242	and return;	3706	and return;
3243		3707
3244	warn "runtime file written.\n";	3708	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3245		3709
3246	1	3710	1
		3711	}
		3712
		3713	our $uuid_lock;
		3714	our $uuid_skip;
		3715
		3716	sub write_uuid_sync($) {
		3717	$uuid_skip ||= $_[0];
		3718
		3719	return if $uuid_lock;
		3720	local $uuid_lock = 1;
		3721
		3722	my $uuid = "$LOCALDIR/uuid";
		3723
		3724	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3725	or return;
		3726
		3727	my $value = uuid_seq uuid_cur;
		3728
		3729	unless ($value) {
		3730	info "cowardly refusing to write zero uuid value!\n";
		3731	return;
		3732	}
		3733
		3734	my $value = uuid_str $value + $uuid_skip;
		3735	$uuid_skip = 0;
		3736
		3737	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3738	and return;
		3739
		3740	# always fsync - this file is important
		3741	aio_fsync $fh
		3742	and return;
		3743
		3744	close $fh
		3745	or return;
		3746
		3747	aio_rename "$uuid~", $uuid
		3748	and return;
		3749
		3750	trace "uuid file written ($value).\n";
		3751
		3752	1
		3753
		3754	}
		3755
		3756	sub write_uuid($$) {
		3757	my ($skip, $sync) = @_;
		3758
		3759	$sync ? write_uuid_sync $skip
		3760	: async { write_uuid_sync $skip };
3247	}	3761	}
3248		3762
3249	sub emergency_save() {	3763	sub emergency_save() {
3250	my $freeze_guard = cf::freeze_mainloop;	3764	my $freeze_guard = cf::freeze_mainloop;
3251		3765
3252	warn "enter emergency perl save\n";	3766	info "emergency_perl_save: enter\n";
		3767
		3768	# this is a trade-off: we want to be very quick here, so
		3769	# save all maps without fsync, and later call a global sync
		3770	# (which in turn might be very very slow)
		3771	local $USE_FSYNC = 0;
3253		3772
3254	cf::sync_job {	3773	cf::sync_job {
		3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
3255	# use a peculiar iteration method to avoid tripping on perl	3776	# use a peculiar iteration method to avoid tripping on perl
3256	# refcount bugs in for. also avoids problems with players	3777	# refcount bugs in for. also avoids problems with players
3257	# and maps saved/destroyed asynchronously.	3778	# and maps saved/destroyed asynchronously.
3258	warn "begin emergency player save\n";	3779	info "emergency_perl_save: begin player save\n";
3259	for my $login (keys %cf::PLAYER) {	3780	for my $login (keys %cf::PLAYER) {
3260	my $pl = $cf::PLAYER{$login} or next;	3781	my $pl = $cf::PLAYER{$login} or next;
3261	$pl->valid or next;	3782	$pl->valid or next;
		3783	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3262	$pl->save;	3784	$pl->save;
3263	}	3785	}
3264	warn "end emergency player save\n";	3786	info "emergency_perl_save: end player save\n";
3265		3787
3266	warn "begin emergency map save\n";	3788	cf::write_runtime_sync; # external watchdog should not bark
		3789
		3790	info "emergency_perl_save: begin map save\n";
3267	for my $path (keys %cf::MAP) {	3791	for my $path (keys %cf::MAP) {
3268	my $map = $cf::MAP{$path} or next;	3792	my $map = $cf::MAP{$path} or next;
3269	$map->valid or next;	3793	$map->valid or next;
3270	$map->save;	3794	$map->save;
3271	}	3795	}
3272	warn "end emergency map save\n";	3796	info "emergency_perl_save: end map save\n";
3273		3797
3274	warn "begin emergency database checkpoint\n";	3798	cf::write_runtime_sync; # external watchdog should not bark
		3799
		3800	info "emergency_perl_save: begin database checkpoint\n";
3275	BDB::db_env_txn_checkpoint $DB_ENV;	3801	BDB::db_env_txn_checkpoint $DB_ENV;
3276	warn "end emergency database checkpoint\n";	3802	info "emergency_perl_save: end database checkpoint\n";
		3803
		3804	info "emergency_perl_save: begin write uuid\n";
		3805	write_uuid_sync 1;
		3806	info "emergency_perl_save: end write uuid\n";
		3807
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
		3810	trace "emergency_perl_save: syncing database to disk";
		3811	BDB::db_env_txn_checkpoint $DB_ENV;
		3812
		3813	info "emergency_perl_save: starting sync\n";
		3814	IO::AIO::aio_sync sub {
		3815	info "emergency_perl_save: finished sync\n";
		3816	};
		3817
		3818	cf::write_runtime_sync; # external watchdog should not bark
		3819
		3820	trace "emergency_perl_save: flushing outstanding aio requests";
		3821	while (IO::AIO::nreqs || BDB::nreqs) {
		3822	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3823	}
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
3277	};	3826	};
3278		3827
3279	warn "leave emergency perl save\n";	3828	info "emergency_perl_save: leave\n";
3280	}	3829	}
3281		3830
3282	sub post_cleanup {	3831	sub post_cleanup {
3283	my ($make_core) = @_;	3832	my ($make_core) = @_;
3284		3833
		3834	IO::AIO::flush;
		3835
3285	warn Carp::longmess "post_cleanup backtrace"	3836	error Carp::longmess "post_cleanup backtrace"
3286	if $make_core;	3837	if $make_core;
		3838
		3839	my $fh = pidfile;
		3840	unlink $PIDFILE if <$fh> == $$;
		3841	}
		3842
		3843	# a safer delete_package, copied from Symbol
		3844	sub clear_package($) {
		3845	my $pkg = shift;
		3846
		3847	# expand to full symbol table name if needed
		3848	unless ($pkg =~ /^main::.*::$/) {
		3849	$pkg = "main$pkg" if $pkg =~ /^::/;
		3850	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3851	$pkg .= '::' unless $pkg =~ /::$/;
		3852	}
		3853
		3854	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3855	my $stem_symtab = *{$stem}{HASH};
		3856
		3857	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3858	or return;
		3859
		3860	# clear all symbols
		3861	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3862	for my $name (keys %$leaf_symtab) {
		3863	_gv_clear *{"$pkg$name"};
		3864	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3865	}
3287	}	3866	}
3288		3867
3289	sub do_reload_perl() {	3868	sub do_reload_perl() {
3290	# can/must only be called in main	3869	# can/must only be called in main
3291	if ($Coro::current != $Coro::main) {	3870	unless (in_main) {
3292	warn "can only reload from main coroutine";	3871	error "can only reload from main coroutine";
3293	return;	3872	return;
3294	}	3873	}
3295		3874
		3875	return if $RELOAD++;
		3876
		3877	my $t1 = AE::time;
		3878
		3879	while ($RELOAD) {
		3880	cf::get_slot 0.1, -1, "reload_perl";
3296	warn "reloading...";	3881	info "reloading...";
3297		3882
3298	warn "entering sync_job";	3883	trace "entering sync_job";
3299		3884
3300	cf::sync_job {	3885	cf::sync_job {
3301	cf::write_runtime; # external watchdog should not bark
3302	cf::emergency_save;	3886	#cf::emergency_save;
3303	cf::write_runtime; # external watchdog should not bark
3304		3887
3305	warn "syncing database to disk";
3306	BDB::db_env_txn_checkpoint $DB_ENV;
3307
3308	# if anything goes wrong in here, we should simply crash as we already saved
3309
3310	warn "cancelling all WF_AUTOCANCEL watchers";
3311	for (Event::all_watchers) {
3312	$_->cancel if $_->data & WF_AUTOCANCEL;
3313	}
3314
3315	warn "flushing outstanding aio requests";
3316	for (;;) {
3317	BDB::flush;
3318	IO::AIO::flush;
3319	Coro::cede;
3320	last unless IO::AIO::nreqs || BDB::nreqs;
3321	warn "iterate...";
3322	}
3323
3324	++$RELOAD;
3325
3326	warn "cancelling all extension coros";	3888	trace "cancelling all extension coros";
3327	$_->cancel for values %EXT_CORO;	3889	$_->cancel for values %EXT_CORO;
3328	%EXT_CORO = ();	3890	%EXT_CORO = ();
3329		3891
3330	warn "removing commands";	3892	trace "removing commands";
3331	%COMMAND = ();	3893	%COMMAND = ();
3332		3894
3333	warn "removing ext/exti commands";	3895	trace "removing ext/exti commands";
3334	%EXTCMD = ();	3896	%EXTCMD = ();
3335	%EXTICMD = ();	3897	%EXTICMD = ();
3336		3898
3337	warn "unloading/nuking all extensions";	3899	trace "unloading/nuking all extensions";
3338	for my $pkg (@EXTS) {	3900	for my $pkg (@EXTS) {
3339	warn "... unloading $pkg";	3901	trace "... unloading $pkg";
3340		3902
3341	if (my $cb = $pkg->can ("unload")) {	3903	if (my $cb = $pkg->can ("unload")) {
3342	eval {	3904	eval {
3343	$cb->($pkg);	3905	$cb->($pkg);
3344	1	3906	1
3345	} or warn "$pkg unloaded, but with errors: $@";	3907	} or error "$pkg unloaded, but with errors: $@";
		3908	}
		3909
		3910	trace "... clearing $pkg";
		3911	clear_package $pkg;
3346	}	3912	}
3347		3913
3348	warn "... nuking $pkg";
3349	Symbol::delete_package $pkg;
3350	}
3351
3352	warn "unloading all perl modules loaded from $LIBDIR";	3914	trace "unloading all perl modules loaded from $LIBDIR";
3353	while (my ($k, $v) = each %INC) {	3915	while (my ($k, $v) = each %INC) {
3354	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3916	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3355		3917
3356	warn "... unloading $k";	3918	trace "... unloading $k";
3357	delete $INC{$k};	3919	delete $INC{$k};
3358		3920
3359	$k =~ s/\.pm$//;	3921	$k =~ s/\.pm$//;
3360	$k =~ s/\//::/g;	3922	$k =~ s/\//::/g;
3361		3923
3362	if (my $cb = $k->can ("unload_module")) {	3924	if (my $cb = $k->can ("unload_module")) {
3363	$cb->();	3925	$cb->();
		3926	}
		3927
		3928	clear_package $k;
3364	}	3929	}
3365		3930
3366	Symbol::delete_package $k;
3367	}
3368
3369	warn "getting rid of safe::, as good as possible";	3931	trace "getting rid of safe::, as good as possible";
3370	Symbol::delete_package "safe::$_"	3932	clear_package "safe::$_"
3371	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3933	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3372		3934
3373	warn "unloading cf.pm \"a bit\"";	3935	trace "unloading cf.pm \"a bit\"";
3374	delete $INC{"cf.pm"};	3936	delete $INC{"cf.pm"};
3375	delete $INC{"cf/pod.pm"};	3937	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3376		3938
3377	# don't, removes xs symbols, too,	3939	# don't, removes xs symbols, too,
3378	# and global variables created in xs	3940	# and global variables created in xs
3379	#Symbol::delete_package __PACKAGE__;	3941	#clear_package __PACKAGE__;
3380		3942
3381	warn "unload completed, starting to reload now";	3943	info "unload completed, starting to reload now";
3382		3944
3383	warn "reloading cf.pm";	3945	trace "reloading cf.pm";
3384	require cf;	3946	require cf;
3385	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3947	cf::_connect_to_perl_1;
3386		3948
3387	warn "loading config and database again";	3949	trace "loading config and database again";
3388	cf::reload_config;	3950	cf::reload_config;
3389		3951
3390	warn "loading extensions";	3952	trace "loading extensions";
3391	cf::load_extensions;	3953	cf::load_extensions;
3392		3954
		3955	if ($REATTACH_ON_RELOAD) {
3393	warn "reattaching attachments to objects/players";	3956	trace "reattaching attachments to objects/players";
3394	_global_reattach; # objects, sockets	3957	_global_reattach; # objects, sockets
3395	warn "reattaching attachments to maps";	3958	trace "reattaching attachments to maps";
3396	reattach $_ for values %MAP;	3959	reattach $_ for values %MAP;
3397	warn "reattaching attachments to players";	3960	trace "reattaching attachments to players";
3398	reattach $_ for values %PLAYER;	3961	reattach $_ for values %PLAYER;
		3962	}
3399		3963
		3964	trace "running post_init jobs";
		3965	(pop @POST_INIT)->(1) while @POST_INIT;
		3966
3400	warn "leaving sync_job";	3967	trace "leaving sync_job";
3401		3968
3402	1	3969	1
3403	} or do {	3970	} or do {
3404	warn $@;	3971	error $@;
3405	warn "error while reloading, exiting.";	3972	cf::cleanup "error while reloading, exiting.";
3406	exit 1;	3973	};
		3974
		3975	info "reloaded";
		3976	--$RELOAD;
3407	};	3977	}
3408		3978
3409	warn "reloaded";	3979	$t1 = AE::time - $t1;
		3980	info "reload completed in ${t1}s\n";
3410	};	3981	};
3411		3982
3412	our $RELOAD_WATCHER; # used only during reload	3983	our $RELOAD_WATCHER; # used only during reload
3413		3984
3414	sub reload_perl() {	3985	sub reload_perl() {
3415	# doing reload synchronously and two reloads happen back-to-back,	3986	# doing reload synchronously and two reloads happen back-to-back,
3416	# coro crashes during coro_state_free->destroy here.	3987	# coro crashes during coro_state_free->destroy here.
3417		3988
3418	$RELOAD_WATCHER ||= Event->timer (	3989	$RELOAD_WATCHER ||= cf::async {
3419	reentrant => 0,	3990	Coro::AIO::aio_wait cache_extensions;
3420	after => 0,	3991
3421	data => WF_AUTOCANCEL,	3992	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3422	cb => sub {
3423	do_reload_perl;	3993	do_reload_perl;
3424	undef $RELOAD_WATCHER;	3994	undef $RELOAD_WATCHER;
3425	},	3995	};
3426	);	3996	};
3427	}	3997	}
3428		3998
3429	register_command "reload" => sub {	3999	register_command "reload" => sub {
3430	my ($who, $arg) = @_;	4000	my ($who, $arg) = @_;
3431		4001
3432	if ($who->flag (FLAG_WIZ)) {	4002	if ($who->flag (FLAG_WIZ)) {
3433	$who->message ("reloading server.");	4003	$who->message ("reloading server.");
		4004	async {
		4005	$Coro::current->{desc} = "perl_reload";
3434	async { reload_perl };	4006	reload_perl;
		4007	};
3435	}	4008	}
3436	};	4009	};
3437		4010
3438	unshift @INC, $LIBDIR;	4011	#############################################################################
3439		4012
3440	my $bug_warning = 0;	4013	my $bug_warning = 0;
3441		4014
3442	our @WAIT_FOR_TICK;	4015	our @WAIT_FOR_TICK;
3443	our @WAIT_FOR_TICK_BEGIN;	4016	our @WAIT_FOR_TICK_BEGIN;
3444		4017
3445	sub wait_for_tick {	4018	sub wait_for_tick() {
3446	return unless $TICK_WATCHER->is_active;
3447	return if $Coro::current == $Coro::main;	4019	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3448		4020
3449	my $signal = new Coro::Signal;	4021	my $signal = new Coro::Signal;
3450	push @WAIT_FOR_TICK, $signal;	4022	push @WAIT_FOR_TICK, $signal;
3451	$signal->wait;	4023	$signal->wait;
3452	}	4024	}
3453		4025
3454	sub wait_for_tick_begin {	4026	sub wait_for_tick_begin() {
3455	return unless $TICK_WATCHER->is_active;
3456	return if $Coro::current == $Coro::main;	4027	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3457		4028
3458	my $signal = new Coro::Signal;	4029	my $signal = new Coro::Signal;
3459	push @WAIT_FOR_TICK_BEGIN, $signal;	4030	push @WAIT_FOR_TICK_BEGIN, $signal;
3460	$signal->wait;	4031	$signal->wait;
3461	}	4032	}
3462		4033
3463	our $stat_fh;	4034	sub tick {
3464	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3465
3466	$TICK_WATCHER = Event->timer (
3467	reentrant => 0,
3468	parked => 1,
3469	prio => 0,
3470	at => $NEXT_TICK || $TICK,
3471	data => WF_AUTOCANCEL,
3472	cb => sub {
3473	if ($Coro::current != $Coro::main) {	4035	if ($Coro::current != $Coro::main) {
3474	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4036	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3475	unless ++$bug_warning > 10;	4037	unless ++$bug_warning > 10;
3476	return;	4038	return;
3477	}	4039	}
3478		4040
3479	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3480
3481	$NOW = $tick_start = Event::time;
3482
3483	cf::server_tick; # one server iteration	4041	cf::server_tick; # one server iteration
3484		4042
3485	$RUNTIME += $TICK;	4043	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3486	$NEXT_TICK += $TICK;
3487		4044
3488	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4045	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3489	$NEXT_RUNTIME_WRITE = $NOW + 10;	4046	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3490	Coro::async_pool {	4047	Coro::async_pool {
		4048	$Coro::current->{desc} = "runtime saver";
3491	write_runtime	4049	write_runtime_sync
3492	or warn "ERROR: unable to write runtime file: $!";	4050	or error "ERROR: unable to write runtime file: $!";
3493	};
3494	}	4051	};
		4052	}
3495		4053
3496	# my $AFTER = Event::time;
3497	# warn $AFTER - $NOW;#d#
3498
3499	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3500	$sig->send;	4055	$sig->send;
3501	}	4056	}
3502	while (my $sig = shift @WAIT_FOR_TICK) {	4057	while (my $sig = shift @WAIT_FOR_TICK) {
3503	$sig->send;	4058	$sig->send;
3504	}	4059	}
3505		4060
3506	$NOW = Event::time;	4061	$LOAD = ($NOW - $TICK_START) / $TICK;
3507
3508	# if we are delayed by four ticks or more, skip them all
3509	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3510
3511	$TICK_WATCHER->at ($NEXT_TICK);
3512	$TICK_WATCHER->start;
3513
3514	$LOAD = ($NOW - $tick_start) / $TICK;
3515	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4062	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3516		4063
3517	_post_tick;	4064	if (0) {
3518		4065	if ($NEXT_TICK) {
3519	# gather some statistics#d#	4066	my $jitter = $TICK_START - $NEXT_TICK;
3520	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4067	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3521	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4068	debug "jitter $JITTER\n";#d#
		4069	}
3522	},	4070	}
3523	);	4071	}
3524		4072
3525	{	4073	{
		4074	# configure BDB
		4075
3526	BDB::min_parallel 8;	4076	BDB::min_parallel 16;
3527	BDB::max_poll_time $TICK * 0.1;	4077	BDB::max_poll_reqs $TICK * 0.1;
3528	$BDB_POLL_WATCHER = Event->io (	4078	$AnyEvent::BDB::WATCHER->priority (1);
3529	reentrant => 0,
3530	fd => BDB::poll_fileno,
3531	poll => 'r',
3532	prio => 0,
3533	data => WF_AUTOCANCEL,
3534	cb => \&BDB::poll_cb,
3535	);
3536
3537	BDB::set_sync_prepare {
3538	my $status;
3539	my $current = $Coro::current;
3540	(
3541	sub {
3542	$status = $!;
3543	$current->ready; undef $current;
3544	},
3545	sub {
3546	Coro::schedule while defined $current;
3547	$! = $status;
3548	},
3549	)
3550	};
3551		4079
3552	unless ($DB_ENV) {	4080	unless ($DB_ENV) {
3553	$DB_ENV = BDB::db_env_create;	4081	$DB_ENV = BDB::db_env_create;
		4082	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4083	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4084	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4085	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4086	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3554		4087
3555	cf::sync_job {	4088	cf::sync_job {
3556	eval {	4089	eval {
3557	BDB::db_env_open	4090	BDB::db_env_open
3558	$DB_ENV,	4091	$DB_ENV,
…		…
3560	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4093	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3561	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4094	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3562	0666;	4095	0666;
3563		4096
3564	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4097	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3565
3566	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3567	| BDB::LOG_AUTOREMOVE, 1);
3568	$DB_ENV->set_lk_detect;
3569	};	4098	};
3570		4099
3571	cf::cleanup "db_env_open(db): $@" if $@;	4100	cf::cleanup "db_env_open(db): $@" if $@;
3572	};	4101	};
3573	}	4102	}
3574		4103
3575	$BDB_CHECKPOINT_WATCHER = Event->timer (	4104	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3576	after => 11,	4105	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	interval => 60,	4106	};
3578	hard => 1,	4107	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => sub {
3582	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4108	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3583	},
3584	);	4109	};
3585	$BDB_TRICKLE_WATCHER = Event->timer (	4110	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3586	after => 5,
3587	interval => 10,
3588	hard => 1,
3589	prio => 0,
3590	data => WF_AUTOCANCEL,
3591	cb => sub {
3592	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4111	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3593	},
3594	);	4112	};
3595	}	4113	}
3596		4114
3597	{	4115	{
		4116	# configure IO::AIO
		4117
3598	IO::AIO::min_parallel 8;	4118	IO::AIO::min_parallel 8;
3599
3600	undef $Coro::AIO::WATCHER;
3601	IO::AIO::max_poll_time $TICK * 0.1;	4119	IO::AIO::max_poll_time $TICK * 0.1;
3602	$AIO_POLL_WATCHER = Event->io (	4120	undef $AnyEvent::AIO::WATCHER;
3603	reentrant => 0,
3604	data => WF_AUTOCANCEL,
3605	fd => IO::AIO::poll_fileno,
3606	poll => 'r',
3607	prio => 6,
3608	cb => \&IO::AIO::poll_cb,
3609	);
3610	}	4121	}
3611		4122
3612	my $_log_backtrace;	4123	my $_log_backtrace;
3613		4124
3614	sub _log_backtrace {	4125	sub _log_backtrace {
…		…
3617	$msg =~ s/\n//;	4128	$msg =~ s/\n//;
3618		4129
3619	# limit the # of concurrent backtraces	4130	# limit the # of concurrent backtraces
3620	if ($_log_backtrace < 2) {	4131	if ($_log_backtrace < 2) {
3621	++$_log_backtrace;	4132	++$_log_backtrace;
		4133	my $perl_bt = Carp::longmess $msg;
3622	async {	4134	async {
		4135	$Coro::current->{desc} = "abt $msg";
		4136
3623	my @bt = fork_call {	4137	my @bt = fork_call {
3624	@addr = map { sprintf "%x", $_ } @addr;	4138	@addr = map { sprintf "%x", $_ } @addr;
3625	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4139	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3626	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4140	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3627	or die "addr2line: $!";	4141	or die "addr2line: $!";
…		…
3635	}	4149	}
3636		4150
3637	@funcs	4151	@funcs
3638	};	4152	};
3639		4153
3640	LOG llevInfo, "[ABT] $msg\n";	4154	LOG llevInfo, "[ABT] $perl_bt\n";
		4155	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3641	LOG llevInfo, "[ABT] $_\n" for @bt;	4156	LOG llevInfo, "[ABT] $_\n" for @bt;
3642	--$_log_backtrace;	4157	--$_log_backtrace;
3643	};	4158	};
3644	} else {	4159	} else {
3645	LOG llevInfo, "[ABT] $msg\n";	4160	LOG llevInfo, "[ABT] $msg\n";
3646	LOG llevInfo, "[ABT] [suppressed]\n";	4161	LOG llevInfo, "[ABT] [suppressed]\n";
3647	}	4162	}
3648	}	4163	}
3649		4164
3650	# load additional modules	4165	# load additional modules
3651	use cf::pod;	4166	require "cf/$_.pm" for @EXTRA_MODULES;
		4167	cf::_connect_to_perl_2;
3652		4168
3653	END { cf::emergency_save }	4169	END { cf::emergency_save }
3654		4170
3655	1	4171	1
3656		4172

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