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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.364 by root, Tue Sep 11 08:41:11 2007 UTC vs.
Revision 1.555 by root, Wed Jun 30 01:32:56 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 $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
266		404
267	=item cf::lock_wait $string	405	=item cf::lock_wait $string
268		406
269	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
270		408
271	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
272		410
273	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
276	returned.	414	returned.
277		415
278	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	417	deadlocked coro.
…		…
285		423
286	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
287		425
288	=cut	426	=cut
289		427
290	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		429
293	sub lock_wait($) {	430	sub lock_wait($) {
294	my ($key) = @_;	431	$LOCKS->wait ($_[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} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	432	}
307		433
308	sub lock_acquire($) {	434	sub lock_acquire($) {
309	my ($key) = @_;	435	$LOCKS->guard ($_[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	}	436	}
323		437
324	sub lock_active($) {	438	sub lock_active($) {
325	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	440	}
329		441
330	sub freeze_mainloop {	442	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
332		444
333	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	446	}
335	};	447
336	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
337	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
338	}	461	}
339		462
340	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
341		464
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
350		473
351	=cut	474	=cut
352		475
353	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
355		479
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
358	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
359		486
360	while () {	487	while () {
361	next_job:	488	next_job:
		489
362	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	491
364	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	496	$job->[2]->send;
368	Coro::cede;	497	Coro::cede;
369	goto next_job;	498	goto next_job;
370	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	501	}
372	}	502	}
373		503
374	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	507	$signal->wait;
378	} else {	508	} else {
		509	$busy = 0;
379	Coro::schedule;	510	Coro::schedule;
380	}	511	}
381	}	512	}
382	};	513	};
383		514
384	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
385	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
386		519
387	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
388	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
389		523
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
403		537
404	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
405		539
406	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
407		541
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	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	543	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	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	545	acceptable.
412		546
413	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	552	=cut
419		553
420	sub sync_job(&) {	554	sub sync_job(&) {
421	my ($job) = @_;	555	my ($job) = @_;
422		556
423	if ($Coro::current == $Coro::main) {	557	if (in_main) {
424	my $time = Event::time;	558	my $time = AE::time;
425		559
426	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
428		562
429	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	564
431	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
432		566
433	my $busy = 1;	567	my $busy = 1;
434	my @res;	568	my @res;
435		569
436	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	572	@res = eval { $job->() };
438	warn $@ if $@;	573	error $@ if $@;
439	undef $busy;	574	undef $busy;
440	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
441		576
442	while ($busy) {	577	while ($busy) {
443	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
444	}	582	}
		583	}
445		584
446	$time = Event::time - $time;	585	my $time = AE::time - $time;
447		586
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	587	$TICK_START += $time; # do not account sync jobs to server load
452		588
453	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
454	} else {	590	} else {
455	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
456		592
…		…
476	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
477		613
478	$coro	614	$coro
479	}	615	}
480		616
481	=item fork_call { }, $args	617	=item fork_call { }, @args
482		618
483	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
487		623
488	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
489		629
490	sub fork_call(&@) {	630	sub fork_call(&@) {
491	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
492		632
493	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
496		636
497	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
498	reset_signals;	638	cf::post_fork;
499	&$cb	639	&$cb
500	}, @args;	640	} @args;
501		641
502	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
503	}	681	}
504		682
505	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
506		684
507	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
517	within each server.	695	within each server.
518		696
519	=cut	697	=cut
520		698
521	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
522	my ($name) = @_;	703	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
524		705
525	eval {	706	eval {
526	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
536	}	717	}
537		718
538	our $DB;	719	our $DB;
539		720
540	sub db_init {	721	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	722	$DB ||= db_table "db";
543	};
544	}	723	}
545		724
546	sub db_get($$) {	725	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
548		727
549	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
550	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
551		732
552	$! ? ()	733	$! ? ()
553	: $data	734	: $data
554	}
555	}	735	}
556		736
557	sub db_put($$$) {	737	sub db_put($$$) {
558	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
615		795
616	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	797	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
619		799
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		801
622	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
625		805
…		…
635		815
636	=cut	816	=cut
637		817
638	sub datalog($@) {	818	sub datalog($@) {
639	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	821	}
642		822
643	=back	823	=back
644		824
645	=cut	825	=cut
646		826
647	#############################################################################	827	#############################################################################
648		828
649	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
650		830
651	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
654		834
655	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	837	Deliantra).
658		838
659	=over 4	839	=over 4
660		840
661	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
662		842
…		…
706	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
707		887
708	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
710		890
711	Some classes such as crossfire maps and objects can specify attachments	891	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.	892	that are attached at load/instantiate time, thus the need for a name.
713		893
714	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
715		895
716	=over 4	896	=over 4
…		…
840		1020
841	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1023
844	} elsif (ref $type) {	1024	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
846		1026
847	} else {	1027	} else {
848	shift @arg;	1028	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
850	}	1030	}
851	}	1031	}
852	}	1032	}
853		1033
854	sub _object_attach {	1034	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
865	}	1045	}
866		1046
867	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
868	} else {	1048	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1050	}
871		1051
872	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
873	}	1053	}
874		1054
…		…
933		1113
934	for (@$callbacks) {	1114	for (@$callbacks) {
935	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
936		1116
937	if ($@) {	1117	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1119	override;
941	}	1120	}
942		1121
943	return 1 if $override;	1122	return 1 if $override;
944	}	1123	}
945		1124
946	0	1125	0
947	}	1126	}
948		1127
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1129
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1131
953	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
954		1133
…		…
960		1139
961	=cut	1140	=cut
962		1141
963	#############################################################################	1142	#############################################################################
964	# object support	1143	# object support
965	#
966		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
967	sub _can_merge {	1178	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
969		1180
970	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1182
974	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
975	}	1185	}
976		1186
977	sub reattach {	1187	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1189	my ($obj) = @_;
980		1190
		1191	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1193
983	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
984		1195
985	@$registry = ();	1196	@$registry = ();
986		1197
…		…
991	for (@$attach) {	1202	for (@$attach) {
992	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
994	}	1205	}
995	} else {	1206	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1208	}
998	}	1209	}
999	}	1210	}
1000		1211
1001	cf::attachable->attach (	1212	cf::attachable->attach (
1002	prio => -1000000,	1213	prio => -1000000,
1003	on_instantiate => sub {	1214	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1005		1216
1006	$data = from_json $data;	1217	$data = decode_json $data;
1007		1218
1008	for (@$data) {	1219	for (@$data) {
1009	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1010		1221
1011	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1236	);
1026		1237
1027	sub object_freezer_save {	1238	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1029		1240
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1241	sync_job {
1033	if (length $$rdata) {	1242	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1037		1247
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1253	aio_fsync $fh;
		1254	}
1042	close $fh;	1255	aio_close $fh;
1043		1256
1044	if (@$objs) {	1257	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1264	aio_fsync $fh;
		1265	}
1050	close $fh;	1266	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1268	}
1053	} else {	1269	} else {
1054	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1055	}	1271	}
1056		1272
1057	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1277	} else {
1059	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1060	}	1279	}
1061	} else {	1280	} else {
1062	aio_unlink $filename;	1281	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1064	}	1283	}
1065	};	1284	};
1066
1067	undef $guard;
1068	}	1285	}
1069		1286
1070	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1072		1289
…		…
1077		1294
1078	sub object_thawer_load {	1295	sub object_thawer_load {
1079	my ($filename) = @_;	1296	my ($filename) = @_;
1080		1297
1081	my ($data, $av);	1298	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1299
1085	(aio_load $filename, $data) >= 0	1300	(aio_load $filename, $data) >= 0
1086	or return;	1301	or return;
1087		1302
1088	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1305	or return;
1091		1306
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1094	}	1309	}
1095		1310
1096	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1099		1315
1100	($data, $av)	1316	($data, $av)
1101	}	1317	}
1102		1318
1103	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1160		1376
1161	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1162	}	1378	}
1163		1379
		1380	use File::Glob ();
		1381
1164	cf::player->attach (	1382	cf::player->attach (
1165	on_command => sub {	1383	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1167		1385
1168	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1169	or return;	1387	or return;
1170		1388
…		…
1193		1411
1194	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1413	if $reply;
1196		1414
1197	} else {	1415	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1417	}
1200		1418
1201	cf::override;	1419	cf::override;
1202	},	1420	},
1203	);	1421	);
1204		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1205	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1206	cf::sync_job {	1439	cf::sync_job {
1207	my %todo;	1440	my %todo;
1208		1441
1209	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1443	next unless -r $path;
…		…
1228		1461
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1464
1232	$ext{source} =	1465	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1235	. $source	1468	. $source
1236	. "\n};\n1";	1469	. "\n};\n1";
1237		1470
1238	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1239	}	1472	}
1240		1473
		1474	my $pass = 0;
1241	my %done;	1475	my %done;
1242	while (%todo) {	1476	while (%todo) {
1243	my $progress;	1477	my $progress;
1244		1478
		1479	++$pass;
		1480
		1481	ext:
1245	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1484	next ext
1248	unless exists $done{$_};	1485	unless exists $done{$_};
1249	}	1486	}
1250		1487
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1489
1253	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1258	warn $msg;	1497
1259	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1499	delete $todo{$k};
1261	}	1500	} else {
1262		1501	$done{$k} = delete $todo{$k};
1263	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1264	}	1507	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1508	}
1270		1509
1271	skip:	1510	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1274	}	1518	}
1275	};	1519	};
1276	}	1520	}
1277		1521
1278	#############################################################################	1522	#############################################################################
1279		1523
1280	=back	1524	=back
1281		1525
1282	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1283		1527
1284	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1285		1529
1286	=cut	1530	=cut
1287		1531
1288	package cf::player;	1532	package cf::player;
1289		1533
…		…
1332		1576
1333	sub exists($) {	1577	sub exists($) {
1334	my ($login) = @_;	1578	my ($login) = @_;
1335		1579
1336	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1338	}	1582	}
1339		1583
1340	sub find($) {	1584	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1586	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1597
1354	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1599	or return;
1356		1600
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1359	or return;	1602	or return;
		1603
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1363	}	1607	}
1364	}	1608	}
1365	}	1609	}
1366		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1367	sub save($) {	1624	sub save($) {
1368	my ($pl) = @_;	1625	my ($pl) = @_;
1369		1626
1370	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1371		1628
…		…
1374		1631
1375	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1376		1633
1377	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1641
1380	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1643	cf::cede_to_tick;
1382	}	1644	}
1383		1645
…		…
1415	my ($pl) = @_;	1677	my ($pl) = @_;
1416		1678
1417	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1418		1680
1419	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1683
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1425	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1426		1692
1427	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1467		1733
1468	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1469	my $path = path $login;	1735	my $path = path $login;
1470		1736
1471	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1743	}
1477		1744
…		…
1481		1748
1482	\@logins	1749	\@logins
1483	}	1750	}
1484		1751
1485	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1486		1755
1487	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1488	player. May block.	1757	player. May block.
1489		1758
1490	=cut	1759	=cut
…		…
1508	}	1777	}
1509		1778
1510	\@paths	1779	\@paths
1511	}	1780	}
1512		1781
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1783
1515	Expand crossfire pod fragments into protocol xml.	1784	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		1785
1564	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1565		1787
1566	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1567		1789
…		…
1599		1821
1600	=cut	1822	=cut
1601		1823
1602	sub find_by_path($) {	1824	sub find_by_path($) {
1603	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1604		1828
1605	my ($match, $specificity);	1829	my ($match, $specificity);
1606		1830
1607	for my $region (list) {	1831	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1636		1860
1637	sub generate_random_map {	1861	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1639	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1867	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp, $rmp->{total_map_hp},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}	1869	(cf::region::find $rmp->{region})
1652	)	1870	)
1653	}	1871	}
1654		1872
1655	=item cf::map->register ($regex, $prio)	1873	=item cf::map->register ($regex, $prio)
1656		1874
…		…
1662		1880
1663	sub register {	1881	sub register {
1664	my (undef, $regex, $prio) = @_;	1882	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1883	my $pkg = caller;
1666		1884
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1885	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1886
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1887	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1888	}
1672		1889
1673	# also paths starting with '/'	1890	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1891	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1892
1676	sub thawer_merge {	1893	sub thawer_merge {
1677	my ($self, $merge) = @_;	1894	my ($self, $merge) = @_;
1678		1895
1679	# we have to keep some variables in memory intact	1896	# we have to keep some variables in memory intact
…		…
1684	}	1901	}
1685		1902
1686	sub normalise {	1903	sub normalise {
1687	my ($path, $base) = @_;	1904	my ($path, $base) = @_;
1688		1905
1689	$path = "$path"; # make sure its a string	1906	$path = "$path"; # make sure it's a string
1690		1907
1691	$path =~ s/\.map$//;	1908	$path =~ s/\.map$//;
1692		1909
1693	# map plan:	1910	# map plan:
1694	#	1911	#
…		…
1709	$base =~ s{[^/]+/?$}{};	1926	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1927	$path = "$base/$path";
1711	}	1928	}
1712		1929
1713	for ($path) {	1930	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1931	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1932	redo if s{/[^/]+/\.\./}{/};
1717	}	1933	}
1718		1934
1719	$path	1935	$path
…		…
1733	$self->init; # pass $1 etc.	1949	$self->init; # pass $1 etc.
1734	return $self;	1950	return $self;
1735	}	1951	}
1736	}	1952	}
1737		1953
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1954	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1955	()
1740	}	1956	}
1741		1957
1742	sub init {	1958	sub init {
1743	my ($self) = @_;	1959	my ($self) = @_;
…		…
1765		1981
1766	# the temporary/swap location	1982	# the temporary/swap location
1767	sub save_path {	1983	sub save_path {
1768	my ($self) = @_;	1984	my ($self) = @_;
1769		1985
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1986	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1987	"$TMPDIR/$path.map"
1772	}	1988	}
1773		1989
1774	# the unique path, undef == no special unique path	1990	# the unique path, undef == no special unique path
1775	sub uniq_path {	1991	sub uniq_path {
1776	my ($self) = @_;	1992	my ($self) = @_;
1777		1993
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1994	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1995	"$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	}	1996	}
1790		1997
1791	sub decay_objects {	1998	sub decay_objects {
1792	my ($self) = @_;	1999	my ($self) = @_;
1793		2000
…		…
1875		2082
1876	sub find;	2083	sub find;
1877	sub find {	2084	sub find {
1878	my ($path, $origin) = @_;	2085	my ($path, $origin) = @_;
1879		2086
		2087	cf::cede_to_tick;
		2088
1880	$path = normalise $path, $origin && $origin->path;	2089	$path = normalise $path, $origin && $origin->path;
1881		2090
1882	cf::lock_wait "map_data:$path";#d#remove	2091	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2092	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2093
1885	$cf::MAP{$path} || do {	2094	$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	2095	my $map = new_from_path cf::map $path
1890	or return;	2096	or return;
1891		2097
1892	$map->{last_save} = $cf::RUNTIME;	2098	$map->{last_save} = $cf::RUNTIME;
1893		2099
…		…
1895	or return;	2101	or return;
1896		2102
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2103	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2104	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2105	#$cf::WAIT_FOR_TICK->wait;
		2106	undef $guard2;
1900	undef $guard1;	2107	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2108	$map->reset;
1903	return find $path;	2109	return find $path;
1904	}	2110	}
1905		2111
1906	$cf::MAP{$path} = $map	2112	$cf::MAP{$path} = $map
1907	}	2113	}
1908	}	2114	}
1909		2115
1910	sub pre_load { }	2116	sub pre_load { }
1911	sub post_load { }	2117	#sub post_load { } # XS
1912		2118
1913	sub load {	2119	sub load {
1914	my ($self) = @_;	2120	my ($self) = @_;
1915		2121
1916	local $self->{deny_reset} = 1; # loading can take a long time	2122	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2139	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2140	$f->skip_block;
1935	$self->_load_objects ($f)	2141	$self->_load_objects ($f)
1936	or return;	2142	or return;
1937		2143
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2144	$self->post_load_original
1939	if delete $self->{load_original};	2145	if delete $self->{load_original};
1940		2146
1941	if (my $uniq = $self->uniq_path) {	2147	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2148	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2149	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2167	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2168	$self->decay_objects;
1963	$self->fix_auto_apply;	2169	$self->fix_auto_apply;
1964	$self->update_buttons;	2170	$self->update_buttons;
1965	cf::cede_to_tick;	2171	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2172	$self->activate;
1969	}	2173	}
1970		2174
1971	$self->{last_save} = $cf::RUNTIME;	2175	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2176	$self->last_access ($cf::RUNTIME);
1973		2177
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2178	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2179	}
1976		2180
1977	$self->post_load;	2181	$self->post_load;
1978	}
1979		2182
		2183	1
		2184	}
		2185
		2186	# customize the map for a given player, i.e.
		2187	# return the _real_ map. used by e.g. per-player
		2188	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2189	sub customise_for {
1981	my ($self, $ob) = @_;	2190	my ($self, $ob) = @_;
1982		2191
1983	return find "~" . $ob->name . "/" . $self->{path}	2192	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2193	if $self->per_player;
…		…
2000	or next;	2209	or next;
2001	$neigh = find $neigh, $map	2210	$neigh = find $neigh, $map
2002	or next;	2211	or next;
2003	$neigh->load;	2212	$neigh->load;
2004		2213
		2214	# now find the diagonal neighbours
2005	push @neigh,	2215	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2216	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2217	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2218	}
2009		2219
…		…
2016	}	2226	}
2017		2227
2018	sub find_sync {	2228	sub find_sync {
2019	my ($path, $origin) = @_;	2229	my ($path, $origin) = @_;
2020		2230
2021	cf::sync_job { find $path, $origin }	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2232	if $Coro::current == $Coro::main;
		2233
		2234	find $path, $origin
2022	}	2235	}
2023		2236
2024	sub do_load_sync {	2237	sub do_load_sync {
2025	my ($map) = @_;	2238	my ($map) = @_;
2026		2239
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2240	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2241	if $Coro::current == $Coro::main;
2029		2242
2030	cf::sync_job { $map->load };	2243	$map->load;
2031	}	2244	}
2032		2245
2033	our %MAP_PREFETCH;	2246	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2247	our $MAP_PREFETCHER = undef;
2035		2248
…		…
2037	my ($path, $origin, $load) = @_;	2250	my ($path, $origin, $load) = @_;
2038		2251
2039	$path = normalise $path, $origin && $origin->{path};	2252	$path = normalise $path, $origin && $origin->{path};
2040		2253
2041	if (my $map = $cf::MAP{$path}) {	2254	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2255	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2256	}
2044		2257
2045	$MAP_PREFETCH{$path} |= $load;	2258	$MAP_PREFETCH{$path} |= $load;
2046		2259
2047	$MAP_PREFETCHER ||= cf::async {	2260	$MAP_PREFETCHER ||= cf::async {
		2261	$Coro::current->{desc} = "map prefetcher";
		2262
2048	while (%MAP_PREFETCH) {	2263	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2264	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2265	if (my $map = find $k) {
2051	$map->load if $v;	2266	$map->load if $v;
2052	}	2267	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2274	$MAP_PREFETCHER->prio (6);
2060		2275
2061	()	2276	()
2062	}	2277	}
2063		2278
		2279	# common code, used by both ->save and ->swapout
2064	sub save {	2280	sub _save {
2065	my ($self) = @_;	2281	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2282
2069	$self->{last_save} = $cf::RUNTIME;	2283	$self->{last_save} = $cf::RUNTIME;
2070		2284
2071	return unless $self->dirty;	2285	return unless $self->dirty;
2072		2286
…		…
2078	return if $self->{deny_save};	2292	return if $self->{deny_save};
2079		2293
2080	local $self->{last_access} = $self->last_access;#d#	2294	local $self->{last_access} = $self->last_access;#d#
2081		2295
2082	cf::async {	2296	cf::async {
		2297	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2298	$_->contr->save for $self->players;
2084	};	2299	};
		2300
		2301	cf::get_slot 0.02;
2085		2302
2086	if ($uniq) {	2303	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2304	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2305	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2306	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2307	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2308	}
2092	}	2309	}
2093		2310
		2311	sub save {
		2312	my ($self) = @_;
		2313
		2314	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2315
		2316	$self->_save;
		2317	}
		2318
2094	sub swap_out {	2319	sub swap_out {
2095	my ($self) = @_;	2320	my ($self) = @_;
2096		2321
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2323
		2324	return if $self->in_memory != cf::MAP_ACTIVE;
		2325	return if $self->{deny_save};
2102	return if $self->players;	2326	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2327
		2328	# first deactivate the map and "unlink" it from the core
		2329	$self->deactivate;
		2330	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2331	$self->in_memory (cf::MAP_SWAPPED);
		2332
		2333	# then atomically save
		2334	$self->_save;
		2335
		2336	# then free the map
		2337	$self->clear;
		2338	}
		2339
		2340	sub reset_at {
		2341	my ($self) = @_;
		2342
		2343	# TODO: safety, remove and allow resettable per-player maps
		2344	return 1e99 if $self->{deny_reset};
		2345
		2346	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2347	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2348
		2349	$time + $to
		2350	}
		2351
		2352	sub should_reset {
		2353	my ($self) = @_;
		2354
		2355	$self->reset_at <= $cf::RUNTIME
		2356	}
		2357
		2358	sub reset {
		2359	my ($self) = @_;
		2360
		2361	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2362
		2363	return if $self->players;
		2364
		2365	cf::trace "resetting map ", $self->path, "\n";
		2366
		2367	$self->in_memory (cf::MAP_SWAPPED);
		2368
		2369	# need to save uniques path
		2370	unless ($self->{deny_save}) {
		2371	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2372
		2373	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2374	if $uniq;
		2375	}
		2376
		2377	delete $cf::MAP{$self->path};
2107		2378
2108	$self->deactivate;	2379	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2380	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2381	$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		2382
2156	$self->unlink_save;	2383	$self->unlink_save;
2157	$self->destroy;	2384	$self->destroy;
2158	}	2385	}
2159		2386
…		…
2167		2394
2168	delete $cf::MAP{$self->path};	2395	delete $cf::MAP{$self->path};
2169		2396
2170	$self->unlink_save;	2397	$self->unlink_save;
2171		2398
2172	bless $self, "cf::map";	2399	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2400	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2401	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2402	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2403	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2404
…		…
2226		2453
2227	sub unique_maps() {	2454	sub unique_maps() {
2228	[	2455	[
2229	map {	2456	map {
2230	utf8::decode $_;	2457	utf8::decode $_;
2231	/\.map$/	2458	s/\.map$//; # TODO future compatibility hack
		2459	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2460	? ()
2232	? normalise $_	2461	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2462	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2463	]
2236	}	2464	}
2237		2465
2238	package cf;	2466	=item cf::map::static_maps
		2467
		2468	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2469	file in the shared directory excluding F</styles> and F</editor>). May
		2470	block.
		2471
		2472	=cut
		2473
		2474	sub static_maps() {
		2475	my @dirs = "";
		2476	my @maps;
		2477
		2478	while (@dirs) {
		2479	my $dir = shift @dirs;
		2480
		2481	next if $dir eq "/styles" || $dir eq "/editor";
		2482
		2483	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2484	or return;
		2485
		2486	for (@$files) {
		2487	s/\.map$// or next;
		2488	utf8::decode $_;
		2489	push @maps, "$dir/$_";
		2490	}
		2491
		2492	push @dirs, map "$dir/$_", @$dirs;
		2493	}
		2494
		2495	\@maps
		2496	}
2239		2497
2240	=back	2498	=back
2241		2499
2242	=head3 cf::object	2500	=head3 cf::object
2243		2501
…		…
2247		2505
2248	=over 4	2506	=over 4
2249		2507
2250	=item $ob->inv_recursive	2508	=item $ob->inv_recursive
2251		2509
2252	Returns the inventory of the object _and_ their inventories, recursively.	2510	Returns the inventory of the object I<and> their inventories, recursively,
		2511	but I<not> the object itself.
2253		2512
2254	=cut	2513	=cut
2255		2514
2256	sub inv_recursive_;	2515	sub inv_recursive_;
2257	sub inv_recursive_ {	2516	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2521	inv_recursive_ inv $_[0]
2263	}	2522	}
2264		2523
2265	=item $ref = $ob->ref	2524	=item $ref = $ob->ref
2266		2525
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2526	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2527
2269	=item $ob = cf::object::deref ($refstring)	2528	=item $ob = cf::object::deref ($refstring)
2270		2529
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2530	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2531	even if the object actually exists. May block.
…		…
2274	=cut	2533	=cut
2275		2534
2276	sub deref {	2535	sub deref {
2277	my ($ref) = @_;	2536	my ($ref) = @_;
2278		2537
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2538	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2539	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2540	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2541	or return;
2286	$pl->ob->uuid eq $uuid	2542	$pl->ob->uuid eq $uuid
2287	or return;	2543	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2563	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2564	dialogue with the given NPC character.
2309		2565
2310	=cut	2566	=cut
2311		2567
		2568	our $SAY_CHANNEL = {
		2569	id => "say",
		2570	title => "Map",
		2571	reply => "say ",
		2572	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2573	};
		2574
		2575	our $CHAT_CHANNEL = {
		2576	id => "chat",
		2577	title => "Chat",
		2578	reply => "chat ",
		2579	tooltip => "Player chat and shouts, global to the server.",
		2580	};
		2581
2312	# rough implementation of a future "reply" method that works	2582	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2583	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2584	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2585	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2586	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2597	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2598	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2599
2330	} else {	2600	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2601	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2602	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2603	}
2334	}	2604	}
2335	}	2605	}
2336		2606
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2607	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2632
2363	=item $player_object->enter_link	2633	=item $player_object->enter_link
2364		2634
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2635	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2636
2367	The player should be reasonably safe there for short amounts of time. You	2637	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.	2638	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2639	though, as the player cannot control the character while it is on the link
		2640	map.
2369		2641
2370	Will never block.	2642	Will never block.
2371		2643
2372	=item $player_object->leave_link ($map, $x, $y)	2644	=item $player_object->leave_link ($map, $x, $y)
2373		2645
…		…
2393	sub cf::object::player::enter_link {	2665	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2666	my ($self) = @_;
2395		2667
2396	$self->deactivate_recursive;	2668	$self->deactivate_recursive;
2397		2669
		2670	++$self->{_link_recursion};
		2671
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2672	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2673
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2674	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2675	if $self->map && $self->map->{path} ne "{link}";
2402		2676
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2677	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2678	}
2405		2679
2406	sub cf::object::player::leave_link {	2680	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2681	my ($self, $map, $x, $y) = @_;
2408		2682
…		…
2425	($x, $y) = (-1, -1)	2699	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2700	unless (defined $x) && (defined $y);
2427		2701
2428	# use -1 or undef as default coordinates, not 0, 0	2702	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2703	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2704	if $x <= 0 && $y <= 0;
2431		2705
2432	$map->load;	2706	$map->load;
2433	$map->load_neighbours;	2707	$map->load_neighbours;
2434		2708
2435	return unless $self->contr->active;	2709	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2710
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2711	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2712	if ($self->enter_map ($map, $x, $y)) {
2440	}	2713	# entering was successful
		2714	delete $self->{_link_recursion};
		2715	# only activate afterwards, to support waiting in hooks
		2716	$self->activate_recursive;
		2717	}
2441		2718
		2719	}
		2720
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2721	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2722
2444	Moves the player to the given map-path and coordinates by first freezing	2723	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	2724	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	2725	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	2726	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2727	be called at the end of this process.
2449		2728
		2729	Note that $check will be called with a potentially non-loaded map, so if
		2730	it needs a loaded map it has to call C<< ->load >>.
		2731
2450	=cut	2732	=cut
2451		2733
2452	our $GOTOGEN;	2734	our $GOTOGEN;
2453		2735
2454	sub cf::object::player::goto {	2736	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2737	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2738
		2739	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2740	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2741	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2742	($path, $x, $y) = @$EMERGENCY_POSITION;
		2743	}
		2744
2457	# do generation counting so two concurrent goto's will be executed in-order	2745	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2746	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2747
2460	$self->enter_link;	2748	$self->enter_link;
2461		2749
2462	(async {	2750	(async {
		2751	$Coro::current->{desc} = "player::goto $path $x $y";
		2752
		2753	# *tag paths override both path and x|y
		2754	if ($path =~ /^\*(.*)$/) {
		2755	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2756	my $ob = $obs[rand @obs];
		2757
		2758	# see if we actually can go there
		2759	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2760	$ob = $obs[rand @obs];
		2761	} else {
		2762	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2763	}
		2764	# else put us there anyways for now #d#
		2765
		2766	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2767	} else {
		2768	($path, $x, $y) = (undef, undef, undef);
		2769	}
		2770	}
		2771
2463	my $map = eval {	2772	my $map = eval {
2464	my $map = cf::map::find $path;	2773	my $map = defined $path ? cf::map::find $path : undef;
2465		2774
2466	if ($map) {	2775	if ($map) {
2467	$map = $map->customise_for ($self);	2776	$map = $map->customise_for ($self);
2468	$map = $check->($map) if $check && $map;	2777	$map = $check->($map, $x, $y, $self) if $check && $map;
2469	} else {	2778	} else {
2470	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2779	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2780	}
2472		2781
2473	$map	2782	$map
2474	};	2783	};
2475		2784
…		…
2481	if ($gen == $self->{_goto_generation}) {	2790	if ($gen == $self->{_goto_generation}) {
2482	delete $self->{_goto_generation};	2791	delete $self->{_goto_generation};
2483	$self->leave_link ($map, $x, $y);	2792	$self->leave_link ($map, $x, $y);
2484	}	2793	}
2485		2794
2486	$done->() if $done;	2795	$done->($self) if $done;
2487	})->prio (1);	2796	})->prio (1);
2488	}	2797	}
2489		2798
2490	=item $player_object->enter_exit ($exit_object)	2799	=item $player_object->enter_exit ($exit_object)
2491		2800
…		…
2511	}	2820	}
2512		2821
2513	sub prepare_random_map {	2822	sub prepare_random_map {
2514	my ($exit) = @_;	2823	my ($exit) = @_;
2515		2824
2516	my $guard = cf::lock_acquire "exit_prepare:$exit";
2517
2518	# all this does is basically replace the /! path by	2825	# all this does is basically replace the /! path by
2519	# a new random map path (?random/...) with a seed	2826	# a new random map path (?random/...) with a seed
2520	# that depends on the exit object	2827	# that depends on the exit object
2521		2828
2522	my $rmp = parse_random_map_params $exit->msg;	2829	my $rmp = parse_random_map_params $exit->msg;
…		…
2524	if ($exit->map) {	2831	if ($exit->map) {
2525	$rmp->{region} = $exit->region->name;	2832	$rmp->{region} = $exit->region->name;
2526	$rmp->{origin_map} = $exit->map->path;	2833	$rmp->{origin_map} = $exit->map->path;
2527	$rmp->{origin_x} = $exit->x;	2834	$rmp->{origin_x} = $exit->x;
2528	$rmp->{origin_y} = $exit->y;	2835	$rmp->{origin_y} = $exit->y;
		2836
		2837	$exit->map->touch;
2529	}	2838	}
2530		2839
2531	$rmp->{random_seed} ||= $exit->random_seed;	2840	$rmp->{random_seed} ||= $exit->random_seed;
2532		2841
2533	my $data = cf::to_json $rmp;	2842	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2534	my $md5 = Digest::MD5::md5_hex $data;	2843	my $md5 = Digest::MD5::md5_hex $data;
2535	my $meta = "$RANDOMDIR/$md5.meta";	2844	my $meta = "$RANDOMDIR/$md5.meta";
2536		2845
2537	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2846	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2538	aio_write $fh, 0, (length $data), $data, 0;	2847	aio_write $fh, 0, (length $data), $data, 0;
2539	undef $fh;	2848	undef $fh;
2540	aio_rename "$meta~", $meta;	2849	aio_rename "$meta~", $meta;
2541		2850
		2851	my $slaying = "?random/$md5";
		2852
		2853	if ($exit->valid) {
2542	$exit->slaying ("?random/$md5");	2854	$exit->slaying ("?random/$md5");
2543	$exit->msg (undef);	2855	$exit->msg (undef);
		2856	}
2544	}	2857	}
2545	}	2858	}
2546		2859
2547	sub cf::object::player::enter_exit {	2860	sub cf::object::player::enter_exit {
2548	my ($self, $exit) = @_;	2861	my ($self, $exit) = @_;
2549		2862
2550	return unless $self->type == cf::PLAYER;	2863	return unless $self->type == cf::PLAYER;
2551		2864
2552	if ($exit->slaying eq "/!") {
2553	#TODO: this should de-fi-ni-te-ly not be a sync-job
2554	# the problem is that $exit might not survive long enough
2555	# so it needs to be done right now, right here
2556	cf::sync_job { prepare_random_map $exit };
2557	}
2558
2559	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2560	my $hp = $exit->stats->hp;
2561	my $sp = $exit->stats->sp;
2562
2563	$self->enter_link;	2865	$self->enter_link;
2564		2866
2565	# if exit is damned, update players death & WoR home-position
2566	$self->contr->savebed ($slaying, $hp, $sp)
2567	if $exit->flag (FLAG_DAMNED);
2568
2569	(async {	2867	(async {
2570	$self->deactivate_recursive; # just to be sure	2868	$Coro::current->{desc} = "enter_exit";
		2869
2571	unless (eval {	2870	unless (eval {
		2871	$self->deactivate_recursive; # just to be sure
		2872
		2873	# random map handling
		2874	{
		2875	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2876
		2877	prepare_random_map $exit
		2878	if $exit->slaying eq "/!";
		2879	}
		2880
		2881	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2882	my $x = $exit->stats->hp;
		2883	my $y = $exit->stats->sp;
		2884
2572	$self->goto ($slaying, $hp, $sp);	2885	$self->goto ($map, $x, $y);
2573		2886
		2887	# if exit is damned, update players death & WoR home-position
		2888	$self->contr->savebed ($map, $x, $y)
		2889	if $exit->flag (cf::FLAG_DAMNED);
		2890
2574	1;	2891	1
2575	}) {	2892	}) {
2576	$self->message ("Something went wrong deep within the crossfire server. "	2893	$self->message ("Something went wrong deep within the deliantra server. "
2577	. "I'll try to bring you back to the map you were before. "	2894	. "I'll try to bring you back to the map you were before. "
2578	. "Please report this to the dungeon master!",	2895	. "Please report this to the dungeon master!",
2579	cf::NDI_UNIQUE | cf::NDI_RED);	2896	cf::NDI_UNIQUE | cf::NDI_RED);
2580		2897
2581	warn "ERROR in enter_exit: $@";	2898	error "ERROR in enter_exit: $@";
2582	$self->leave_link;	2899	$self->leave_link;
2583	}	2900	}
2584	})->prio (1);	2901	})->prio (1);
2585	}	2902	}
2586		2903
…		…
2598	sub cf::client::send_drawinfo {	2915	sub cf::client::send_drawinfo {
2599	my ($self, $text, $flags) = @_;	2916	my ($self, $text, $flags) = @_;
2600		2917
2601	utf8::encode $text;	2918	utf8::encode $text;
2602	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2919	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2920	}
		2921
		2922	=item $client->send_big_packet ($pkt)
		2923
		2924	Like C<send_packet>, but tries to compress large packets, and fragments
		2925	them as required.
		2926
		2927	=cut
		2928
		2929	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2930
		2931	sub cf::client::send_big_packet {
		2932	my ($self, $pkt) = @_;
		2933
		2934	# try lzf for large packets
		2935	$pkt = "lzf " . Compress::LZF::compress $pkt
		2936	if 1024 <= length $pkt and $self->{can_lzf};
		2937
		2938	# split very large packets
		2939	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2940	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2941	$pkt = "frag";
		2942	}
		2943
		2944	$self->send_packet ($pkt);
2603	}	2945	}
2604		2946
2605	=item $client->send_msg ($channel, $msg, $color, [extra...])	2947	=item $client->send_msg ($channel, $msg, $color, [extra...])
2606		2948
2607	Send a drawinfo or msg packet to the client, formatting the msg for the	2949	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2609	the message, with C<log> being the default. If C<$color> is negative, suppress	2951	the message, with C<log> being the default. If C<$color> is negative, suppress
2610	the message unless the client supports the msg packet.	2952	the message unless the client supports the msg packet.
2611		2953
2612	=cut	2954	=cut
2613		2955
		2956	# non-persistent channels (usually the info channel)
2614	our %CHANNEL = (	2957	our %CHANNEL = (
		2958	"c/motd" => {
		2959	id => "infobox",
		2960	title => "MOTD",
		2961	reply => undef,
		2962	tooltip => "The message of the day",
		2963	},
2615	"c/identify" => {	2964	"c/identify" => {
2616	id => "identify",	2965	id => "infobox",
2617	title => "Identify",	2966	title => "Identify",
2618	reply => undef,	2967	reply => undef,
2619	tooltip => "Items recently identified",	2968	tooltip => "Items recently identified",
2620	},	2969	},
2621	"c/examine" => {	2970	"c/examine" => {
2622	id => "examine",	2971	id => "infobox",
2623	title => "Examine",	2972	title => "Examine",
2624	reply => undef,	2973	reply => undef,
2625	tooltip => "Signs and other items you examined",	2974	tooltip => "Signs and other items you examined",
2626	},	2975	},
		2976	"c/shopinfo" => {
		2977	id => "infobox",
		2978	title => "Shop Info",
		2979	reply => undef,
		2980	tooltip => "What your bargaining skill tells you about the shop",
		2981	},
		2982	"c/book" => {
		2983	id => "infobox",
		2984	title => "Book",
		2985	reply => undef,
		2986	tooltip => "The contents of a note or book",
		2987	},
		2988	"c/lookat" => {
		2989	id => "infobox",
		2990	title => "Look",
		2991	reply => undef,
		2992	tooltip => "What you saw there",
		2993	},
		2994	"c/who" => {
		2995	id => "infobox",
		2996	title => "Players",
		2997	reply => undef,
		2998	tooltip => "Shows players who are currently online",
		2999	},
		3000	"c/body" => {
		3001	id => "infobox",
		3002	title => "Body Parts",
		3003	reply => undef,
		3004	tooltip => "Shows which body parts you posess and are available",
		3005	},
		3006	"c/statistics" => {
		3007	id => "infobox",
		3008	title => "Statistics",
		3009	reply => undef,
		3010	tooltip => "Shows your primary statistics",
		3011	},
		3012	"c/skills" => {
		3013	id => "infobox",
		3014	title => "Skills",
		3015	reply => undef,
		3016	tooltip => "Shows your experience per skill and item power",
		3017	},
		3018	"c/shopitems" => {
		3019	id => "infobox",
		3020	title => "Shop Items",
		3021	reply => undef,
		3022	tooltip => "Shows the items currently for sale in this shop",
		3023	},
		3024	"c/resistances" => {
		3025	id => "infobox",
		3026	title => "Resistances",
		3027	reply => undef,
		3028	tooltip => "Shows your resistances",
		3029	},
		3030	"c/pets" => {
		3031	id => "infobox",
		3032	title => "Pets",
		3033	reply => undef,
		3034	tooltip => "Shows information abotu your pets/a specific pet",
		3035	},
		3036	"c/perceiveself" => {
		3037	id => "infobox",
		3038	title => "Perceive Self",
		3039	reply => undef,
		3040	tooltip => "You gained detailed knowledge about yourself",
		3041	},
		3042	"c/uptime" => {
		3043	id => "infobox",
		3044	title => "Uptime",
		3045	reply => undef,
		3046	tooltip => "How long the server has been running since last restart",
		3047	},
		3048	"c/mapinfo" => {
		3049	id => "infobox",
		3050	title => "Map Info",
		3051	reply => undef,
		3052	tooltip => "Information related to the maps",
		3053	},
		3054	"c/party" => {
		3055	id => "party",
		3056	title => "Party",
		3057	reply => "gsay ",
		3058	tooltip => "Messages and chat related to your party",
		3059	},
		3060	"c/death" => {
		3061	id => "death",
		3062	title => "Death",
		3063	reply => undef,
		3064	tooltip => "Reason for and more info about your most recent death",
		3065	},
		3066	"c/say" => $SAY_CHANNEL,
		3067	"c/chat" => $CHAT_CHANNEL,
2627	);	3068	);
2628		3069
2629	sub cf::client::send_msg {	3070	sub cf::client::send_msg {
2630	my ($self, $channel, $msg, $color, @extra) = @_;	3071	my ($self, $channel, $msg, $color, @extra) = @_;
2631		3072
2632	$msg = $self->pl->expand_cfpod ($msg);	3073	$msg = $self->pl->expand_cfpod ($msg)
		3074	unless $color & cf::NDI_VERBATIM;
2633		3075
2634	$color &= cf::NDI_CLIENT_MASK; # just in case...	3076	$color &= cf::NDI_CLIENT_MASK; # just in case...
2635		3077
2636	# check predefined channels, for the benefit of C	3078	# check predefined channels, for the benefit of C
2637	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3079	if ($CHANNEL{$channel}) {
		3080	$channel = $CHANNEL{$channel};
2638		3081
		3082	$self->ext_msg (channel_info => $channel);
		3083	$channel = $channel->{id};
		3084
2639	if (ref $channel) {	3085	} elsif (ref $channel) {
2640	# send meta info to client, if not yet sent	3086	# send meta info to client, if not yet sent
2641	unless (exists $self->{channel}{$channel->{id}}) {	3087	unless (exists $self->{channel}{$channel->{id}}) {
2642	$self->{channel}{$channel->{id}} = $channel;	3088	$self->{channel}{$channel->{id}} = $channel;
2643	$self->ext_msg (channel_info => $channel)	3089	$self->ext_msg (channel_info => $channel);
2644	if $self->can_msg;
2645	}	3090	}
2646		3091
2647	$channel = $channel->{id};	3092	$channel = $channel->{id};
2648	}	3093	}
2649		3094
2650	return unless @extra || length $msg;	3095	return unless @extra || length $msg;
2651		3096
2652	if ($self->can_msg) {
2653	# default colour, mask it out	3097	# default colour, mask it out
2654	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3098	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2655	if $color & cf::NDI_DEF;	3099	if $color & cf::NDI_DEF;
2656		3100
2657	$self->send_packet ("msg " . $self->{json_coder}->encode (	3101	my $pkt = "msg "
		3102	. $self->{json_coder}->encode (
2658	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3103	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2659	} else {	3104	);
2660	if ($color >= 0) {
2661	# replace some tags by gcfclient-compatible ones
2662	for ($msg) {
2663	1 while
2664	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2665	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2666	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2667	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2668	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2669	}
2670		3105
2671	$color &= cf::NDI_COLOR_MASK;	3106	$self->send_big_packet ($pkt);
2672
2673	utf8::encode $msg;
2674
2675	if (0 && $msg =~ /\[/) {
2676	# COMMAND/INFO
2677	$self->send_packet ("drawextinfo $color 10 8 $msg")
2678	} else {
2679	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2680	$self->send_packet ("drawinfo $color $msg")
2681	}
2682	}
2683	}
2684	}	3107	}
2685		3108
2686	=item $client->ext_msg ($type, @msg)	3109	=item $client->ext_msg ($type, @msg)
2687		3110
2688	Sends an ext event to the client.	3111	Sends an ext event to the client.
…		…
2691		3114
2692	sub cf::client::ext_msg($$@) {	3115	sub cf::client::ext_msg($$@) {
2693	my ($self, $type, @msg) = @_;	3116	my ($self, $type, @msg) = @_;
2694		3117
2695	if ($self->extcmd == 2) {	3118	if ($self->extcmd == 2) {
2696	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2697	} elsif ($self->extcmd == 1) { # TODO: remove	3120	} elsif ($self->extcmd == 1) { # TODO: remove
2698	push @msg, msgtype => "event_$type";	3121	push @msg, msgtype => "event_$type";
2699	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3122	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2700	}	3123	}
2701	}	3124	}
2702		3125
2703	=item $client->ext_reply ($msgid, @msg)	3126	=item $client->ext_reply ($msgid, @msg)
2704		3127
…		…
2708		3131
2709	sub cf::client::ext_reply($$@) {	3132	sub cf::client::ext_reply($$@) {
2710	my ($self, $id, @msg) = @_;	3133	my ($self, $id, @msg) = @_;
2711		3134
2712	if ($self->extcmd == 2) {	3135	if ($self->extcmd == 2) {
2713	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2714	} elsif ($self->extcmd == 1) {	3137	} elsif ($self->extcmd == 1) {
2715	#TODO: version 1, remove	3138	#TODO: version 1, remove
2716	unshift @msg, msgtype => "reply", msgid => $id;	3139	unshift @msg, msgtype => "reply", msgid => $id;
2717	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3140	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2718	}	3141	}
2719	}	3142	}
2720		3143
2721	=item $success = $client->query ($flags, "text", \&cb)	3144	=item $success = $client->query ($flags, "text", \&cb)
2722		3145
…		…
2793		3216
2794	$ns->ext_reply ($reply, @reply)	3217	$ns->ext_reply ($reply, @reply)
2795	if $reply;	3218	if $reply;
2796		3219
2797	} else {	3220	} else {
2798	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3221	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2799	}	3222	}
2800		3223
2801	cf::override;	3224	cf::override;
2802	},	3225	},
2803	);	3226	);
…		…
2823		3246
2824	$coro	3247	$coro
2825	}	3248	}
2826		3249
2827	cf::client->attach (	3250	cf::client->attach (
2828	on_destroy => sub {	3251	on_client_destroy => sub {
2829	my ($ns) = @_;	3252	my ($ns) = @_;
2830		3253
2831	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3254	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2832	},	3255	},
2833	);	3256	);
…		…
2849	our $safe_hole = new Safe::Hole;	3272	our $safe_hole = new Safe::Hole;
2850		3273
2851	$SIG{FPE} = 'IGNORE';	3274	$SIG{FPE} = 'IGNORE';
2852		3275
2853	$safe->permit_only (Opcode::opset qw(	3276	$safe->permit_only (Opcode::opset qw(
2854	:base_core :base_mem :base_orig :base_math	3277	:base_core :base_mem :base_orig :base_math :base_loop
2855	grepstart grepwhile mapstart mapwhile	3278	grepstart grepwhile mapstart mapwhile
2856	sort time	3279	sort time
2857	));	3280	));
2858		3281
2859	# here we export the classes and methods available to script code	3282	# here we export the classes and methods available to script code
…		…
2861	=pod	3284	=pod
2862		3285
2863	The following functions and methods are available within a safe environment:	3286	The following functions and methods are available within a safe environment:
2864		3287
2865	cf::object	3288	cf::object
2866	contr pay_amount pay_player map x y force_find force_add	3289	contr pay_amount pay_player map x y force_find force_add destroy
2867	insert remove name archname title slaying race decrease_ob_nr	3290	insert remove name archname title slaying race decrease split
		3291	value
2868		3292
2869	cf::object::player	3293	cf::object::player
2870	player	3294	player
2871		3295
2872	cf::player	3296	cf::player
…		…
2877		3301
2878	=cut	3302	=cut
2879		3303
2880	for (	3304	for (
2881	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3305	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2882	insert remove inv name archname title slaying race	3306	insert remove inv nrof name archname title slaying race
2883	decrease_ob_nr)],	3307	decrease split destroy change_exp value msg lore send_msg)],
2884	["cf::object::player" => qw(player)],	3308	["cf::object::player" => qw(player)],
2885	["cf::player" => qw(peaceful)],	3309	["cf::player" => qw(peaceful send_msg)],
2886	["cf::map" => qw(trigger)],	3310	["cf::map" => qw(trigger)],
2887	) {	3311	) {
2888	no strict 'refs';
2889	my ($pkg, @funs) = @$_;	3312	my ($pkg, @funs) = @$_;
2890	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3313	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2891	for @funs;	3314	for @funs;
2892	}	3315	}
2893		3316
…		…
2908		3331
2909	my $qcode = $code;	3332	my $qcode = $code;
2910	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3333	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2911	$qcode =~ s/\n/\\n/g;	3334	$qcode =~ s/\n/\\n/g;
2912		3335
		3336	%vars = (_dummy => 0) unless %vars;
		3337
		3338	my @res;
2913	local $_;	3339	local $_;
2914	local @safe::cf::_safe_eval_args = values %vars;
2915		3340
2916	my $eval =	3341	my $eval =
2917	"do {\n"	3342	"do {\n"
2918	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3343	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2919	. "#line 0 \"{$qcode}\"\n"	3344	. "#line 0 \"{$qcode}\"\n"
2920	. $code	3345	. $code
2921	. "\n}"	3346	. "\n}"
2922	;	3347	;
2923		3348
		3349	if ($CFG{safe_eval}) {
2924	sub_generation_inc;	3350	sub_generation_inc;
		3351	local @safe::cf::_safe_eval_args = values %vars;
2925	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3352	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2926	sub_generation_inc;	3353	sub_generation_inc;
		3354	} else {
		3355	local @cf::_safe_eval_args = values %vars;
		3356	@res = wantarray ? eval eval : scalar eval $eval;
		3357	}
2927		3358
2928	if ($@) {	3359	if ($@) {
2929	warn "$@";	3360	warn "$@",
2930	warn "while executing safe code '$code'\n";	3361	"while executing safe code '$code'\n",
2931	warn "with arguments " . (join " ", %vars) . "\n";	3362	"with arguments " . (join " ", %vars) . "\n";
2932	}	3363	}
2933		3364
2934	wantarray ? @res : $res[0]	3365	wantarray ? @res : $res[0]
2935	}	3366	}
2936		3367
…		…
2950	=cut	3381	=cut
2951		3382
2952	sub register_script_function {	3383	sub register_script_function {
2953	my ($fun, $cb) = @_;	3384	my ($fun, $cb) = @_;
2954		3385
2955	no strict 'refs';	3386	$fun = "safe::$fun" if $CFG{safe_eval};
2956	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3387	*$fun = $safe_hole->wrap ($cb);
2957	}	3388	}
2958		3389
2959	=back	3390	=back
2960		3391
2961	=cut	3392	=cut
…		…
2970	# for this (global event?)	3401	# for this (global event?)
2971	%ext::player_env::MUSIC_FACE_CACHE = ();	3402	%ext::player_env::MUSIC_FACE_CACHE = ();
2972		3403
2973	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3404	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2974		3405
2975	warn "loading facedata from $path\n";	3406	trace "loading facedata from $path\n";
2976		3407
2977	my $facedata;
2978	0 < aio_load $path, $facedata	3408	0 < aio_load $path, my $facedata
2979	or die "$path: $!";	3409	or die "$path: $!";
2980		3410
2981	$facedata = Coro::Storable::thaw $facedata;	3411	$facedata = Coro::Storable::thaw $facedata;
2982		3412
2983	$facedata->{version} == 2	3413	$facedata->{version} == 2
2984	or cf::cleanup "$path: version mismatch, cannot proceed.";	3414	or cf::cleanup "$path: version mismatch, cannot proceed.";
2985		3415
2986	# patch in the exptable	3416	# patch in the exptable
		3417	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2987	$facedata->{resource}{"res/exp_table"} = {	3418	$facedata->{resource}{"res/exp_table"} = {
2988	type => FT_RSRC,	3419	type => FT_RSRC,
2989	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3420	data => $exp_table,
		3421	hash => (Digest::MD5::md5 $exp_table),
2990	};	3422	};
2991	cf::cede_to_tick;	3423	cf::cede_to_tick;
2992		3424
2993	{	3425	{
2994	my $faces = $facedata->{faceinfo};	3426	my $faces = $facedata->{faceinfo};
2995		3427
2996	while (my ($face, $info) = each %$faces) {	3428	while (my ($face, $info) = each %$faces) {
2997	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3429	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3430
2998	cf::face::set_visibility $idx, $info->{visibility};	3431	cf::face::set_visibility $idx, $info->{visibility};
2999	cf::face::set_magicmap $idx, $info->{magicmap};	3432	cf::face::set_magicmap $idx, $info->{magicmap};
3000	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3433	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3001	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3434	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3002		3435
3003	cf::cede_to_tick;	3436	cf::cede_to_tick;
3004	}	3437	}
3005		3438
3006	while (my ($face, $info) = each %$faces) {	3439	while (my ($face, $info) = each %$faces) {
3007	next unless $info->{smooth};	3440	next unless $info->{smooth};
		3441
3008	my $idx = cf::face::find $face	3442	my $idx = cf::face::find $face
3009	or next;	3443	or next;
		3444
3010	if (my $smooth = cf::face::find $info->{smooth}) {	3445	if (my $smooth = cf::face::find $info->{smooth}) {
3011	cf::face::set_smooth $idx, $smooth;	3446	cf::face::set_smooth $idx, $smooth;
3012	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3447	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3013	} else {	3448	} else {
3014	warn "smooth face '$info->{smooth}' not found for face '$face'";	3449	error "smooth face '$info->{smooth}' not found for face '$face'";
3015	}	3450	}
3016		3451
3017	cf::cede_to_tick;	3452	cf::cede_to_tick;
3018	}	3453	}
3019	}	3454	}
…		…
3028		3463
3029	cf::anim::invalidate_all; # d'oh	3464	cf::anim::invalidate_all; # d'oh
3030	}	3465	}
3031		3466
3032	{	3467	{
3033	# TODO: for gcfclient pleasure, we should give resources
3034	# that gcfclient doesn't grok a >10000 face index.
3035	my $res = $facedata->{resource};	3468	my $res = $facedata->{resource};
3036		3469
3037	my $soundconf = delete $res->{"res/sound.conf"};
3038
3039	while (my ($name, $info) = each %$res) {	3470	while (my ($name, $info) = each %$res) {
		3471	if (defined $info->{type}) {
3040	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3472	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3041	my $data;
3042		3473
3043	if ($info->{type} & 1) {	3474	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3044	# prepend meta info	3475	cf::face::set_type $idx, $info->{type};
3045
3046	my $meta = $enc->encode ({
3047	name => $name,
3048	%{ $info->{meta} || {} },
3049	});
3050
3051	$data = pack "(w/a*)*", $meta, $info->{data};
3052	} else {	3476	} else {
3053	$data = $info->{data};	3477	$RESOURCE{$name} = $info; # unused
3054	}	3478	}
3055		3479
3056	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3057	cf::face::set_type $idx, $info->{type};
3058
3059	cf::cede_to_tick;	3480	cf::cede_to_tick;
3060	}	3481	}
3061
3062	if ($soundconf) {
3063	$soundconf = $enc->decode (delete $soundconf->{data});
3064
3065	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3066	my $sound = $soundconf->{compat}[$_]
3067	or next;
3068
3069	my $face = cf::face::find "sound/$sound->[1]";
3070	cf::sound::set $sound->[0] => $face;
3071	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3072	}
3073
3074	while (my ($k, $v) = each %{$soundconf->{event}}) {
3075	my $face = cf::face::find "sound/$v";
3076	cf::sound::set $k => $face;
3077	}
3078	}
3079	}	3482	}
		3483
		3484	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3080		3485
3081	1	3486	1
3082	}	3487	}
3083		3488
3084	register_exticmd fx_want => sub {	3489	register_exticmd fx_want => sub {
…		…
3086		3491
3087	while (my ($k, $v) = each %$want) {	3492	while (my ($k, $v) = each %$want) {
3088	$ns->fx_want ($k, $v);	3493	$ns->fx_want ($k, $v);
3089	}	3494	}
3090	};	3495	};
		3496
		3497	sub load_resource_file($) {
		3498	my $guard = lock_acquire "load_resource_file";
		3499
		3500	my $status = load_resource_file_ $_[0];
		3501	get_slot 0.1, 100;
		3502	cf::arch::commit_load;
		3503
		3504	$status
		3505	}
3091		3506
3092	sub reload_regions {	3507	sub reload_regions {
3093	# HACK to clear player env face cache, we need some signal framework	3508	# HACK to clear player env face cache, we need some signal framework
3094	# for this (global event?)	3509	# for this (global event?)
3095	%ext::player_env::MUSIC_FACE_CACHE = ();	3510	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3109	}	3524	}
3110		3525
3111	sub reload_archetypes {	3526	sub reload_archetypes {
3112	load_resource_file "$DATADIR/archetypes"	3527	load_resource_file "$DATADIR/archetypes"
3113	or die "unable to load archetypes\n";	3528	or die "unable to load archetypes\n";
3114	#d# NEED to laod twice to resolve forward references
3115	# this really needs to be done in an extra post-pass
3116	# (which needs to be synchronous, so solve it differently)
3117	load_resource_file "$DATADIR/archetypes"
3118	or die "unable to load archetypes\n";
3119	}	3529	}
3120		3530
3121	sub reload_treasures {	3531	sub reload_treasures {
3122	load_resource_file "$DATADIR/treasures"	3532	load_resource_file "$DATADIR/treasures"
3123	or die "unable to load treasurelists\n";	3533	or die "unable to load treasurelists\n";
3124	}	3534	}
3125		3535
		3536	sub reload_sound {
		3537	trace "loading sound config from $DATADIR/sound\n";
		3538
		3539	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3540	or die "$DATADIR/sound $!";
		3541
		3542	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3543
		3544	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3545	my $sound = $soundconf->{compat}[$_]
		3546	or next;
		3547
		3548	my $face = cf::face::find "sound/$sound->[1]";
		3549	cf::sound::set $sound->[0] => $face;
		3550	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3551	}
		3552
		3553	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3554	my $face = cf::face::find "sound/$v";
		3555	cf::sound::set $k => $face;
		3556	}
		3557	}
		3558
3126	sub reload_resources {	3559	sub reload_resources {
3127	warn "reloading resource files...\n";	3560	trace "reloading resource files...\n";
3128		3561
		3562	reload_exp_table;
		3563	reload_materials;
		3564	reload_facedata;
		3565	reload_sound;
		3566	reload_archetypes;
3129	reload_regions;	3567	reload_regions;
3130	reload_facedata;
3131	#reload_archetypes;#d#
3132	reload_archetypes;
3133	reload_treasures;	3568	reload_treasures;
3134		3569
3135	warn "finished reloading resource files\n";	3570	trace "finished reloading resource files\n";
3136	}
3137
3138	sub init {
3139	reload_resources;
3140	}	3571	}
3141		3572
3142	sub reload_config {	3573	sub reload_config {
3143	open my $fh, "<:utf8", "$CONFDIR/config"	3574	trace "reloading config file...\n";
3144	or return;
3145		3575
3146	local $/;	3576	0 < aio_load "$CONFDIR/config", my $config
3147	*CFG = YAML::Syck::Load <$fh>;	3577	or die "$CONFDIR/config: $!";
3148		3578
		3579	utf8::decode $config;
		3580	*CFG = yaml_load $config;
		3581
3149	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3582	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3150		3583
3151	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3584	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3152	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3585	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3153		3586
3154	if (exists $CFG{mlockall}) {	3587	if (exists $CFG{mlockall}) {
…		…
3158	};	3591	};
3159	warn $@ if $@;	3592	warn $@ if $@;
3160	}	3593	}
3161	}	3594	}
3162		3595
		3596	sub pidfile() {
		3597	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3598	or die "$PIDFILE: $!";
		3599	flock $fh, &Fcntl::LOCK_EX
		3600	or die "$PIDFILE: flock: $!";
		3601	$fh
		3602	}
		3603
		3604	# make sure only one server instance is running at any one time
		3605	sub atomic {
		3606	my $fh = pidfile;
		3607
		3608	my $pid = <$fh>;
		3609	kill 9, $pid if $pid > 0;
		3610
		3611	seek $fh, 0, 0;
		3612	print $fh $$;
		3613	}
		3614
		3615	sub main_loop {
		3616	trace "EV::loop starting\n";
		3617	if (1) {
		3618	EV::loop;
		3619	}
		3620	trace "EV::loop returned\n";
		3621	goto &main_loop unless $REALLY_UNLOOP;
		3622	}
		3623
3163	sub main {	3624	sub main {
		3625	cf::init_globals; # initialise logging
		3626
		3627	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3628	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3629	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3630	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3631
		3632	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3633
3164	# we must not ever block the main coroutine	3634	# we must not ever block the main coroutine
3165	local $Coro::idle = sub {	3635	local $Coro::idle = sub {
3166	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3636	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3167	(async {	3637	(async {
3168	Event::one_event;	3638	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3639	EV::loop EV::LOOP_ONESHOT;
3169	})->prio (Coro::PRIO_MAX);	3640	})->prio (Coro::PRIO_MAX);
3170	};	3641	};
3171		3642
		3643	evthread_start IO::AIO::poll_fileno;
		3644
		3645	cf::sync_job {
		3646	cf::incloader::init ();
		3647
		3648	cf::init_anim;
		3649	cf::init_attackmess;
		3650	cf::init_dynamic;
		3651
		3652	cf::load_settings;
		3653
		3654	reload_resources;
3172	reload_config;	3655	reload_config;
3173	db_init;	3656	db_init;
		3657
		3658	cf::init_uuid;
		3659	cf::init_signals;
		3660	cf::init_skills;
		3661
		3662	cf::init_beforeplay;
		3663
		3664	atomic;
		3665
3174	load_extensions;	3666	load_extensions;
3175		3667
3176	$TICK_WATCHER->start;	3668	utime time, time, $RUNTIMEFILE;
3177	Event::loop;	3669
		3670	# no (long-running) fork's whatsoever before this point(!)
		3671	use POSIX ();
		3672	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3673
		3674	cf::_post_init 0;
		3675	};
		3676
		3677	cf::object::thawer::errors_are_fatal 0;
		3678	info "parse errors in files are no longer fatal from this point on.\n";
		3679
		3680	my $free_main; $free_main = EV::idle sub {
		3681	undef $free_main;
		3682	undef &main; # free gobs of memory :)
		3683	};
		3684
		3685	goto &main_loop;
3178	}	3686	}
3179		3687
3180	#############################################################################	3688	#############################################################################
3181	# initialisation and cleanup	3689	# initialisation and cleanup
3182		3690
3183	# install some emergency cleanup handlers	3691	# install some emergency cleanup handlers
3184	BEGIN {	3692	BEGIN {
		3693	our %SIGWATCHER = ();
3185	for my $signal (qw(INT HUP TERM)) {	3694	for my $signal (qw(INT HUP TERM)) {
3186	Event->signal (	3695	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3187	reentrant => 0,
3188	data => WF_AUTOCANCEL,
3189	signal => $signal,
3190	prio => 0,
3191	cb => sub {
3192	cf::cleanup "SIG$signal";	3696	cf::cleanup "SIG$signal";
3193	},
3194	);	3697	};
3195	}	3698	}
3196	}	3699	}
3197		3700
3198	sub write_runtime {	3701	sub write_runtime_sync {
3199	my $runtime = "$LOCALDIR/runtime";	3702	my $t0 = AE::time;
3200		3703
3201	# first touch the runtime file to show we are still running:	3704	# first touch the runtime file to show we are still running:
3202	# the fsync below can take a very very long time.	3705	# the fsync below can take a very very long time.
3203		3706
3204	IO::AIO::aio_utime $runtime, undef, undef;	3707	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3205		3708
3206	my $guard = cf::lock_acquire "write_runtime";	3709	my $guard = cf::lock_acquire "write_runtime";
3207		3710
3208	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3711	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3209	or return;	3712	or return;
3210		3713
3211	my $value = $cf::RUNTIME + 90 + 10;	3714	my $value = $cf::RUNTIME + 90 + 10;
3212	# 10 is the runtime save interval, for a monotonic clock	3715	# 10 is the runtime save interval, for a monotonic clock
3213	# 60 allows for the watchdog to kill the server.	3716	# 60 allows for the watchdog to kill the server.
…		…
3223	aio_utime $fh, undef, undef;	3726	aio_utime $fh, undef, undef;
3224		3727
3225	close $fh	3728	close $fh
3226	or return;	3729	or return;
3227		3730
3228	aio_rename "$runtime~", $runtime	3731	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3229	and return;	3732	and return;
3230		3733
3231	warn "runtime file written.\n";	3734	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3232		3735
3233	1	3736	1
		3737	}
		3738
		3739	our $uuid_lock;
		3740	our $uuid_skip;
		3741
		3742	sub write_uuid_sync($) {
		3743	$uuid_skip ||= $_[0];
		3744
		3745	return if $uuid_lock;
		3746	local $uuid_lock = 1;
		3747
		3748	my $uuid = "$LOCALDIR/uuid";
		3749
		3750	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3751	or return;
		3752
		3753	my $value = uuid_seq uuid_cur;
		3754
		3755	unless ($value) {
		3756	info "cowardly refusing to write zero uuid value!\n";
		3757	return;
		3758	}
		3759
		3760	my $value = uuid_str $value + $uuid_skip;
		3761	$uuid_skip = 0;
		3762
		3763	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3764	and return;
		3765
		3766	# always fsync - this file is important
		3767	aio_fsync $fh
		3768	and return;
		3769
		3770	close $fh
		3771	or return;
		3772
		3773	aio_rename "$uuid~", $uuid
		3774	and return;
		3775
		3776	trace "uuid file written ($value).\n";
		3777
		3778	1
		3779
		3780	}
		3781
		3782	sub write_uuid($$) {
		3783	my ($skip, $sync) = @_;
		3784
		3785	$sync ? write_uuid_sync $skip
		3786	: async { write_uuid_sync $skip };
3234	}	3787	}
3235		3788
3236	sub emergency_save() {	3789	sub emergency_save() {
3237	my $freeze_guard = cf::freeze_mainloop;	3790	my $freeze_guard = cf::freeze_mainloop;
3238		3791
3239	warn "enter emergency perl save\n";	3792	info "emergency_perl_save: enter\n";
		3793
		3794	# this is a trade-off: we want to be very quick here, so
		3795	# save all maps without fsync, and later call a global sync
		3796	# (which in turn might be very very slow)
		3797	local $USE_FSYNC = 0;
3240		3798
3241	cf::sync_job {	3799	cf::sync_job {
		3800	cf::write_runtime_sync; # external watchdog should not bark
		3801
3242	# use a peculiar iteration method to avoid tripping on perl	3802	# use a peculiar iteration method to avoid tripping on perl
3243	# refcount bugs in for. also avoids problems with players	3803	# refcount bugs in for. also avoids problems with players
3244	# and maps saved/destroyed asynchronously.	3804	# and maps saved/destroyed asynchronously.
3245	warn "begin emergency player save\n";	3805	info "emergency_perl_save: begin player save\n";
3246	for my $login (keys %cf::PLAYER) {	3806	for my $login (keys %cf::PLAYER) {
3247	my $pl = $cf::PLAYER{$login} or next;	3807	my $pl = $cf::PLAYER{$login} or next;
3248	$pl->valid or next;	3808	$pl->valid or next;
		3809	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3249	$pl->save;	3810	$pl->save;
3250	}	3811	}
3251	warn "end emergency player save\n";	3812	info "emergency_perl_save: end player save\n";
3252		3813
3253	warn "begin emergency map save\n";	3814	cf::write_runtime_sync; # external watchdog should not bark
		3815
		3816	info "emergency_perl_save: begin map save\n";
3254	for my $path (keys %cf::MAP) {	3817	for my $path (keys %cf::MAP) {
3255	my $map = $cf::MAP{$path} or next;	3818	my $map = $cf::MAP{$path} or next;
3256	$map->valid or next;	3819	$map->valid or next;
3257	$map->save;	3820	$map->save;
3258	}	3821	}
3259	warn "end emergency map save\n";	3822	info "emergency_perl_save: end map save\n";
3260		3823
3261	warn "begin emergency database checkpoint\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin database checkpoint\n";
3262	BDB::db_env_txn_checkpoint $DB_ENV;	3827	BDB::db_env_txn_checkpoint $DB_ENV;
3263	warn "end emergency database checkpoint\n";	3828	info "emergency_perl_save: end database checkpoint\n";
		3829
		3830	info "emergency_perl_save: begin write uuid\n";
		3831	write_uuid_sync 1;
		3832	info "emergency_perl_save: end write uuid\n";
		3833
		3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	trace "emergency_perl_save: syncing database to disk";
		3837	BDB::db_env_txn_checkpoint $DB_ENV;
		3838
		3839	info "emergency_perl_save: starting sync\n";
		3840	IO::AIO::aio_sync sub {
		3841	info "emergency_perl_save: finished sync\n";
		3842	};
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: flushing outstanding aio requests";
		3847	while (IO::AIO::nreqs || BDB::nreqs) {
		3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3849	}
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
3264	};	3852	};
3265		3853
3266	warn "leave emergency perl save\n";	3854	info "emergency_perl_save: leave\n";
3267	}	3855	}
3268		3856
3269	sub post_cleanup {	3857	sub post_cleanup {
3270	my ($make_core) = @_;	3858	my ($make_core) = @_;
3271		3859
		3860	IO::AIO::flush;
		3861
3272	warn Carp::longmess "post_cleanup backtrace"	3862	error Carp::longmess "post_cleanup backtrace"
3273	if $make_core;	3863	if $make_core;
		3864
		3865	my $fh = pidfile;
		3866	unlink $PIDFILE if <$fh> == $$;
		3867	}
		3868
		3869	# a safer delete_package, copied from Symbol
		3870	sub clear_package($) {
		3871	my $pkg = shift;
		3872
		3873	# expand to full symbol table name if needed
		3874	unless ($pkg =~ /^main::.*::$/) {
		3875	$pkg = "main$pkg" if $pkg =~ /^::/;
		3876	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3877	$pkg .= '::' unless $pkg =~ /::$/;
		3878	}
		3879
		3880	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3881	my $stem_symtab = *{$stem}{HASH};
		3882
		3883	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3884	or return;
		3885
		3886	# clear all symbols
		3887	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3888	for my $name (keys %$leaf_symtab) {
		3889	_gv_clear *{"$pkg$name"};
		3890	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3891	}
3274	}	3892	}
3275		3893
3276	sub do_reload_perl() {	3894	sub do_reload_perl() {
3277	# can/must only be called in main	3895	# can/must only be called in main
3278	if ($Coro::current != $Coro::main) {	3896	unless (in_main) {
3279	warn "can only reload from main coroutine";	3897	error "can only reload from main coroutine";
3280	return;	3898	return;
3281	}	3899	}
3282		3900
3283	warn "reloading...";	3901	return if $RELOAD++;
3284		3902
3285	warn "entering sync_job";	3903	my $t1 = AE::time;
3286		3904
		3905	while ($RELOAD) {
		3906	cf::get_slot 0.1, -1, "reload_perl";
		3907	info "perl_reload: reloading...";
		3908
		3909	trace "perl_reload: entering sync_job";
		3910
3287	cf::sync_job {	3911	cf::sync_job {
3288	cf::write_runtime; # external watchdog should not bark
3289	cf::emergency_save;	3912	#cf::emergency_save;
3290	cf::write_runtime; # external watchdog should not bark
3291		3913
3292	warn "syncing database to disk";
3293	BDB::db_env_txn_checkpoint $DB_ENV;
3294
3295	# if anything goes wrong in here, we should simply crash as we already saved
3296
3297	warn "cancelling all WF_AUTOCANCEL watchers";
3298	for (Event::all_watchers) {
3299	$_->cancel if $_->data & WF_AUTOCANCEL;
3300	}
3301
3302	warn "flushing outstanding aio requests";
3303	for (;;) {
3304	BDB::flush;
3305	IO::AIO::flush;
3306	Coro::cede;
3307	last unless IO::AIO::nreqs || BDB::nreqs;
3308	warn "iterate...";
3309	}
3310
3311	++$RELOAD;
3312
3313	warn "cancelling all extension coros";	3914	trace "perl_reload: cancelling all extension coros";
3314	$_->cancel for values %EXT_CORO;	3915	$_->cancel for values %EXT_CORO;
3315	%EXT_CORO = ();	3916	%EXT_CORO = ();
3316		3917
3317	warn "removing commands";	3918	trace "perl_reload: removing commands";
3318	%COMMAND = ();	3919	%COMMAND = ();
3319		3920
3320	warn "removing ext/exti commands";	3921	trace "perl_reload: removing ext/exti commands";
3321	%EXTCMD = ();	3922	%EXTCMD = ();
3322	%EXTICMD = ();	3923	%EXTICMD = ();
3323		3924
3324	warn "unloading/nuking all extensions";	3925	trace "perl_reload: unloading/nuking all extensions";
3325	for my $pkg (@EXTS) {	3926	for my $pkg (@EXTS) {
3326	warn "... unloading $pkg";	3927	trace "... unloading $pkg";
3327		3928
3328	if (my $cb = $pkg->can ("unload")) {	3929	if (my $cb = $pkg->can ("unload")) {
3329	eval {	3930	eval {
3330	$cb->($pkg);	3931	$cb->($pkg);
3331	1	3932	1
3332	} or warn "$pkg unloaded, but with errors: $@";	3933	} or error "$pkg unloaded, but with errors: $@";
		3934	}
		3935
		3936	trace "... clearing $pkg";
		3937	clear_package $pkg;
3333	}	3938	}
3334		3939
3335	warn "... nuking $pkg";
3336	Symbol::delete_package $pkg;
3337	}
3338
3339	warn "unloading all perl modules loaded from $LIBDIR";	3940	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3340	while (my ($k, $v) = each %INC) {	3941	while (my ($k, $v) = each %INC) {
3341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3942	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3342		3943
3343	warn "... unloading $k";	3944	trace "... unloading $k";
3344	delete $INC{$k};	3945	delete $INC{$k};
3345		3946
3346	$k =~ s/\.pm$//;	3947	$k =~ s/\.pm$//;
3347	$k =~ s/\//::/g;	3948	$k =~ s/\//::/g;
3348		3949
3349	if (my $cb = $k->can ("unload_module")) {	3950	if (my $cb = $k->can ("unload_module")) {
3350	$cb->();	3951	$cb->();
		3952	}
		3953
		3954	clear_package $k;
3351	}	3955	}
3352		3956
3353	Symbol::delete_package $k;
3354	}
3355
3356	warn "getting rid of safe::, as good as possible";	3957	trace "perl_reload: getting rid of safe::, as good as possible";
3357	Symbol::delete_package "safe::$_"	3958	clear_package "safe::$_"
3358	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3959	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3359		3960
3360	warn "unloading cf.pm \"a bit\"";	3961	trace "perl_reload: unloading cf.pm \"a bit\"";
3361	delete $INC{"cf.pm"};	3962	delete $INC{"cf.pm"};
3362	delete $INC{"cf/pod.pm"};	3963	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3363		3964
3364	# don't, removes xs symbols, too,	3965	# don't, removes xs symbols, too,
3365	# and global variables created in xs	3966	# and global variables created in xs
3366	#Symbol::delete_package __PACKAGE__;	3967	#clear_package __PACKAGE__;
3367		3968
3368	warn "unload completed, starting to reload now";	3969	info "perl_reload: unload completed, starting to reload now";
3369		3970
3370	warn "reloading cf.pm";	3971	trace "perl_reload: reloading cf.pm";
3371	require cf;	3972	require cf;
3372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3973	cf::_connect_to_perl_1;
3373		3974
3374	warn "loading config and database again";	3975	trace "perl_reload: loading config and database again";
3375	cf::reload_config;	3976	cf::reload_config;
3376		3977
3377	warn "loading extensions";	3978	trace "perl_reload: loading extensions";
3378	cf::load_extensions;	3979	cf::load_extensions;
3379		3980
		3981	if ($REATTACH_ON_RELOAD) {
3380	warn "reattaching attachments to objects/players";	3982	trace "perl_reload: reattaching attachments to objects/players";
3381	_global_reattach; # objects, sockets	3983	_global_reattach; # objects, sockets
3382	warn "reattaching attachments to maps";	3984	trace "perl_reload: reattaching attachments to maps";
3383	reattach $_ for values %MAP;	3985	reattach $_ for values %MAP;
3384	warn "reattaching attachments to players";	3986	trace "perl_reload: reattaching attachments to players";
3385	reattach $_ for values %PLAYER;	3987	reattach $_ for values %PLAYER;
		3988	}
3386		3989
3387	warn "leaving sync_job";	3990	cf::_post_init 1;
3388		3991
		3992	trace "perl_reload: leaving sync_job";
		3993
3389	1	3994	1
3390	} or do {	3995	} or do {
3391	warn $@;	3996	error $@;
3392	warn "error while reloading, exiting.";	3997	cf::cleanup "perl_reload: error, exiting.";
3393	exit 1;	3998	};
		3999
		4000	--$RELOAD;
3394	};	4001	}
3395		4002
3396	warn "reloaded";	4003	$t1 = AE::time - $t1;
		4004	info "perl_reload: completed in ${t1}s\n";
3397	};	4005	};
3398		4006
3399	our $RELOAD_WATCHER; # used only during reload	4007	our $RELOAD_WATCHER; # used only during reload
3400		4008
3401	sub reload_perl() {	4009	sub reload_perl() {
3402	# doing reload synchronously and two reloads happen back-to-back,	4010	# doing reload synchronously and two reloads happen back-to-back,
3403	# coro crashes during coro_state_free->destroy here.	4011	# coro crashes during coro_state_free->destroy here.
3404		4012
3405	$RELOAD_WATCHER ||= Event->timer (	4013	$RELOAD_WATCHER ||= cf::async {
3406	reentrant => 0,	4014	Coro::AIO::aio_wait cache_extensions;
3407	after => 0,	4015
3408	data => WF_AUTOCANCEL,	4016	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3409	cb => sub {
3410	do_reload_perl;	4017	do_reload_perl;
3411	undef $RELOAD_WATCHER;	4018	undef $RELOAD_WATCHER;
3412	},	4019	};
3413	);	4020	};
3414	}	4021	}
3415		4022
3416	register_command "reload" => sub {	4023	register_command "reload" => sub {
3417	my ($who, $arg) = @_;	4024	my ($who, $arg) = @_;
3418		4025
3419	if ($who->flag (FLAG_WIZ)) {	4026	if ($who->flag (FLAG_WIZ)) {
3420	$who->message ("reloading server.");	4027	$who->message ("reloading server.");
		4028	async {
		4029	$Coro::current->{desc} = "perl_reload";
3421	async { reload_perl };	4030	reload_perl;
		4031	};
3422	}	4032	}
3423	};	4033	};
3424		4034
3425	unshift @INC, $LIBDIR;	4035	#############################################################################
3426		4036
3427	my $bug_warning = 0;	4037	my $bug_warning = 0;
3428		4038
3429	our @WAIT_FOR_TICK;	4039	our @WAIT_FOR_TICK;
3430	our @WAIT_FOR_TICK_BEGIN;	4040	our @WAIT_FOR_TICK_BEGIN;
3431		4041
3432	sub wait_for_tick {	4042	sub wait_for_tick() {
3433	return unless $TICK_WATCHER->is_active;
3434	return if $Coro::current == $Coro::main;	4043	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3435		4044
3436	my $signal = new Coro::Signal;	4045	my $signal = new Coro::Signal;
3437	push @WAIT_FOR_TICK, $signal;	4046	push @WAIT_FOR_TICK, $signal;
3438	$signal->wait;	4047	$signal->wait;
3439	}	4048	}
3440		4049
3441	sub wait_for_tick_begin {	4050	sub wait_for_tick_begin() {
3442	return unless $TICK_WATCHER->is_active;
3443	return if $Coro::current == $Coro::main;	4051	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3444		4052
3445	my $signal = new Coro::Signal;	4053	my $signal = new Coro::Signal;
3446	push @WAIT_FOR_TICK_BEGIN, $signal;	4054	push @WAIT_FOR_TICK_BEGIN, $signal;
3447	$signal->wait;	4055	$signal->wait;
3448	}	4056	}
3449		4057
3450	our $stat_fh;	4058	sub tick {
3451	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3452
3453	$TICK_WATCHER = Event->timer (
3454	reentrant => 0,
3455	parked => 1,
3456	prio => 0,
3457	at => $NEXT_TICK || $TICK,
3458	data => WF_AUTOCANCEL,
3459	cb => sub {
3460	if ($Coro::current != $Coro::main) {	4059	if ($Coro::current != $Coro::main) {
3461	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4060	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3462	unless ++$bug_warning > 10;	4061	unless ++$bug_warning > 10;
3463	return;	4062	return;
3464	}	4063	}
3465		4064
3466	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3467
3468	$NOW = $tick_start = Event::time;
3469
3470	cf::server_tick; # one server iteration	4065	cf::server_tick; # one server iteration
3471		4066
3472	$RUNTIME += $TICK;	4067	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3473	$NEXT_TICK += $TICK;
3474		4068
3475	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4069	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3476	$NEXT_RUNTIME_WRITE = $NOW + 10;	4070	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3477	Coro::async_pool {	4071	Coro::async_pool {
		4072	$Coro::current->{desc} = "runtime saver";
3478	write_runtime	4073	write_runtime_sync
3479	or warn "ERROR: unable to write runtime file: $!";	4074	or error "ERROR: unable to write runtime file: $!";
3480	};
3481	}	4075	};
		4076	}
3482		4077
3483	# my $AFTER = Event::time;
3484	# warn $AFTER - $NOW;#d#
3485
3486	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4078	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3487	$sig->send;	4079	$sig->send;
3488	}	4080	}
3489	while (my $sig = shift @WAIT_FOR_TICK) {	4081	while (my $sig = shift @WAIT_FOR_TICK) {
3490	$sig->send;	4082	$sig->send;
3491	}	4083	}
3492		4084
3493	$NOW = Event::time;	4085	$LOAD = ($NOW - $TICK_START) / $TICK;
3494
3495	# if we are delayed by four ticks or more, skip them all
3496	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3497
3498	$TICK_WATCHER->at ($NEXT_TICK);
3499	$TICK_WATCHER->start;
3500
3501	$LOAD = ($NOW - $tick_start) / $TICK;
3502	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4086	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3503		4087
3504	_post_tick;	4088	if (0) {
3505		4089	if ($NEXT_TICK) {
3506	# gather some statistics#d#	4090	my $jitter = $TICK_START - $NEXT_TICK;
3507	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4091	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3508	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4092	debug "jitter $JITTER\n";#d#
		4093	}
3509	},	4094	}
3510	);	4095	}
3511		4096
3512	{	4097	{
		4098	# configure BDB
		4099
3513	BDB::min_parallel 8;	4100	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4101	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4102	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4103
3539	unless ($DB_ENV) {	4104	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4105	$DB_ENV = BDB::db_env_create;
		4106	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4107	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4108	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4109	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4110	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3541		4111
3542	cf::sync_job {	4112	cf::sync_job {
3543	eval {	4113	eval {
3544	BDB::db_env_open	4114	BDB::db_env_open
3545	$DB_ENV,	4115	$DB_ENV,
…		…
3547	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4117	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3548	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4118	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3549	0666;	4119	0666;
3550		4120
3551	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4121	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3552
3553	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3554	| BDB::LOG_AUTOREMOVE, 1);
3555	$DB_ENV->set_lk_detect;
3556	};	4122	};
3557		4123
3558	cf::cleanup "db_env_open(db): $@" if $@;	4124	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4125	};
3560	}	4126	}
3561		4127
3562	$BDB_CHECKPOINT_WATCHER = Event->timer (	4128	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 11,	4129	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3564	interval => 60,	4130	};
3565	hard => 1,	4131	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4132	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3570	},
3571	);	4133	};
3572	$BDB_TRICKLE_WATCHER = Event->timer (	4134	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3573	after => 5,
3574	interval => 10,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4135	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3580	},
3581	);	4136	};
3582	}	4137	}
3583		4138
3584	{	4139	{
		4140	# configure IO::AIO
		4141
3585	IO::AIO::min_parallel 8;	4142	IO::AIO::min_parallel 8;
3586
3587	undef $Coro::AIO::WATCHER;
3588	IO::AIO::max_poll_time $TICK * 0.1;	4143	IO::AIO::max_poll_time $TICK * 0.1;
3589	$AIO_POLL_WATCHER = Event->io (	4144	undef $AnyEvent::AIO::WATCHER;
3590	reentrant => 0,
3591	data => WF_AUTOCANCEL,
3592	fd => IO::AIO::poll_fileno,
3593	poll => 'r',
3594	prio => 6,
3595	cb => \&IO::AIO::poll_cb,
3596	);
3597	}	4145	}
3598		4146
3599	my $_log_backtrace;	4147	our $_log_backtrace;
		4148	our $_log_backtrace_last;
3600		4149
3601	sub _log_backtrace {	4150	sub _log_backtrace {
3602	my ($msg, @addr) = @_;	4151	my ($msg, @addr) = @_;
3603		4152
3604	$msg =~ s/\n//;	4153	$msg =~ s/\n$//;
3605		4154
		4155	if ($_log_backtrace_last eq $msg) {
		4156	LOG llevInfo, "[ABT] $msg\n";
		4157	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3606	# limit the # of concurrent backtraces	4158	# limit the # of concurrent backtraces
3607	if ($_log_backtrace < 2) {	4159	} elsif ($_log_backtrace < 2) {
		4160	$_log_backtrace_last = $msg;
3608	++$_log_backtrace;	4161	++$_log_backtrace;
		4162	my $perl_bt = Carp::longmess $msg;
3609	async {	4163	async {
		4164	$Coro::current->{desc} = "abt $msg";
		4165
3610	my @bt = fork_call {	4166	my @bt = fork_call {
3611	@addr = map { sprintf "%x", $_ } @addr;	4167	@addr = map { sprintf "%x", $_ } @addr;
3612	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4168	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3613	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4169	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3614	or die "addr2line: $!";	4170	or die "addr2line: $!";
…		…
3622	}	4178	}
3623		4179
3624	@funcs	4180	@funcs
3625	};	4181	};
3626		4182
3627	LOG llevInfo, "[ABT] $msg\n";	4183	LOG llevInfo, "[ABT] $perl_bt\n";
		4184	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3628	LOG llevInfo, "[ABT] $_\n" for @bt;	4185	LOG llevInfo, "[ABT] $_\n" for @bt;
3629	--$_log_backtrace;	4186	--$_log_backtrace;
3630	};	4187	};
3631	} else {	4188	} else {
3632	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $msg\n";
3633	LOG llevInfo, "[ABT] [suppressed]\n";	4190	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3634	}	4191	}
3635	}	4192	}
3636		4193
3637	# load additional modules	4194	# load additional modules
3638	use cf::pod;	4195	require "cf/$_.pm" for @EXTRA_MODULES;
		4196	cf::_connect_to_perl_2;
3639		4197
3640	END { cf::emergency_save }	4198	END { cf::emergency_save }
3641		4199
3642	1	4200	1
3643		4201

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