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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.367 by root, Wed Sep 12 11:10:11 2007 UTC vs.
Revision 1.552 by root, Mon May 17 21:12:59 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->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1662		1889
1663	sub register {	1890	sub register {
1664	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1892	my $pkg = caller;
1666		1893
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1895
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1897	}
1672		1898
1673	# also paths starting with '/'	1899	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1901
1676	sub thawer_merge {	1902	sub thawer_merge {
1677	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1678		1904
1679	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1684	}	1910	}
1685		1911
1686	sub normalise {	1912	sub normalise {
1687	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1688		1914
1689	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1690		1916
1691	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1692		1918
1693	# map plan:	1919	# map plan:
1694	#	1920	#
…		…
1709	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1936	$path = "$base/$path";
1711	}	1937	}
1712		1938
1713	for ($path) {	1939	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1717	}	1942	}
1718		1943
1719	$path	1944	$path
…		…
1733	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1734	return $self;	1959	return $self;
1735	}	1960	}
1736	}	1961	}
1737		1962
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1964	()
1740	}	1965	}
1741		1966
1742	sub init {	1967	sub init {
1743	my ($self) = @_;	1968	my ($self) = @_;
…		…
1765		1990
1766	# the temporary/swap location	1991	# the temporary/swap location
1767	sub save_path {	1992	sub save_path {
1768	my ($self) = @_;	1993	my ($self) = @_;
1769		1994
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1995	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1996	"$TMPDIR/$path.map"
1772	}	1997	}
1773		1998
1774	# the unique path, undef == no special unique path	1999	# the unique path, undef == no special unique path
1775	sub uniq_path {	2000	sub uniq_path {
1776	my ($self) = @_;	2001	my ($self) = @_;
1777		2002
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2003	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2004	"$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	}	2005	}
1790		2006
1791	sub decay_objects {	2007	sub decay_objects {
1792	my ($self) = @_;	2008	my ($self) = @_;
1793		2009
…		…
1875		2091
1876	sub find;	2092	sub find;
1877	sub find {	2093	sub find {
1878	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
1879		2095
		2096	cf::cede_to_tick;
		2097
1880	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
1881		2099
1882	cf::lock_wait "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2102
1885	$cf::MAP{$path} || do {	2103	$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	2104	my $map = new_from_path cf::map $path
1890	or return;	2105	or return;
1891		2106
1892	$map->{last_save} = $cf::RUNTIME;	2107	$map->{last_save} = $cf::RUNTIME;
1893		2108
…		…
1895	or return;	2110	or return;
1896		2111
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2112	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2113	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2114	#$cf::WAIT_FOR_TICK->wait;
		2115	undef $guard2;
1900	undef $guard1;	2116	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2117	$map->reset;
1903	return find $path;	2118	return find $path;
1904	}	2119	}
1905		2120
1906	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
1907	}	2122	}
1908	}	2123	}
1909		2124
1910	sub pre_load { }	2125	sub pre_load { }
1911	sub post_load { }	2126	#sub post_load { } # XS
1912		2127
1913	sub load {	2128	sub load {
1914	my ($self) = @_;	2129	my ($self) = @_;
1915		2130
1916	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2148	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2149	$f->skip_block;
1935	$self->_load_objects ($f)	2150	$self->_load_objects ($f)
1936	or return;	2151	or return;
1937		2152
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2153	$self->post_load_original
1939	if delete $self->{load_original};	2154	if delete $self->{load_original};
1940		2155
1941	if (my $uniq = $self->uniq_path) {	2156	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2157	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2158	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2176	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2177	$self->decay_objects;
1963	$self->fix_auto_apply;	2178	$self->fix_auto_apply;
1964	$self->update_buttons;	2179	$self->update_buttons;
1965	cf::cede_to_tick;	2180	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2181	$self->activate;
1969	}	2182	}
1970		2183
1971	$self->{last_save} = $cf::RUNTIME;	2184	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2185	$self->last_access ($cf::RUNTIME);
1973		2186
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2187	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2188	}
1976		2189
1977	$self->post_load;	2190	$self->post_load;
1978	}	2191	}
1979		2192
		2193	# customize the map for a given player, i.e.
		2194	# return the _real_ map. used by e.g. per-player
		2195	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2196	sub customise_for {
1981	my ($self, $ob) = @_;	2197	my ($self, $ob) = @_;
1982		2198
1983	return find "~" . $ob->name . "/" . $self->{path}	2199	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2200	if $self->per_player;
…		…
2000	or next;	2216	or next;
2001	$neigh = find $neigh, $map	2217	$neigh = find $neigh, $map
2002	or next;	2218	or next;
2003	$neigh->load;	2219	$neigh->load;
2004		2220
		2221	# now find the diagonal neighbours
2005	push @neigh,	2222	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2223	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2224	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2225	}
2009		2226
…		…
2016	}	2233	}
2017		2234
2018	sub find_sync {	2235	sub find_sync {
2019	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2020		2237
2021	cf::sync_job { find $path, $origin }	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2239	if $Coro::current == $Coro::main;
		2240
		2241	find $path, $origin
2022	}	2242	}
2023		2243
2024	sub do_load_sync {	2244	sub do_load_sync {
2025	my ($map) = @_;	2245	my ($map) = @_;
2026		2246
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2247	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2248	if $Coro::current == $Coro::main;
2029		2249
2030	cf::sync_job { $map->load };	2250	$map->load;
2031	}	2251	}
2032		2252
2033	our %MAP_PREFETCH;	2253	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2254	our $MAP_PREFETCHER = undef;
2035		2255
…		…
2037	my ($path, $origin, $load) = @_;	2257	my ($path, $origin, $load) = @_;
2038		2258
2039	$path = normalise $path, $origin && $origin->{path};	2259	$path = normalise $path, $origin && $origin->{path};
2040		2260
2041	if (my $map = $cf::MAP{$path}) {	2261	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2262	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2263	}
2044		2264
2045	$MAP_PREFETCH{$path} |= $load;	2265	$MAP_PREFETCH{$path} |= $load;
2046		2266
2047	$MAP_PREFETCHER ||= cf::async {	2267	$MAP_PREFETCHER ||= cf::async {
		2268	$Coro::current->{desc} = "map prefetcher";
		2269
2048	while (%MAP_PREFETCH) {	2270	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2271	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2272	if (my $map = find $k) {
2051	$map->load if $v;	2273	$map->load if $v;
2052	}	2274	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2281	$MAP_PREFETCHER->prio (6);
2060		2282
2061	()	2283	()
2062	}	2284	}
2063		2285
		2286	# common code, used by both ->save and ->swapout
2064	sub save {	2287	sub _save {
2065	my ($self) = @_;	2288	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2289
2069	$self->{last_save} = $cf::RUNTIME;	2290	$self->{last_save} = $cf::RUNTIME;
2070		2291
2071	return unless $self->dirty;	2292	return unless $self->dirty;
2072		2293
…		…
2078	return if $self->{deny_save};	2299	return if $self->{deny_save};
2079		2300
2080	local $self->{last_access} = $self->last_access;#d#	2301	local $self->{last_access} = $self->last_access;#d#
2081		2302
2082	cf::async {	2303	cf::async {
		2304	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2305	$_->contr->save for $self->players;
2084	};	2306	};
		2307
		2308	cf::get_slot 0.02;
2085		2309
2086	if ($uniq) {	2310	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2311	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2312	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2313	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2315	}
2092	}	2316	}
2093		2317
		2318	sub save {
		2319	my ($self) = @_;
		2320
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
		2323	$self->_save;
		2324	}
		2325
2094	sub swap_out {	2326	sub swap_out {
2095	my ($self) = @_;	2327	my ($self) = @_;
2096		2328
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2330
		2331	return if $self->in_memory != cf::MAP_ACTIVE;
		2332	return if $self->{deny_save};
2102	return if $self->players;	2333	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2334
		2335	# first deactivate the map and "unlink" it from the core
		2336	$self->deactivate;
		2337	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2338	$self->in_memory (cf::MAP_SWAPPED);
		2339
		2340	# then atomically save
		2341	$self->_save;
		2342
		2343	# then free the map
		2344	$self->clear;
		2345	}
		2346
		2347	sub reset_at {
		2348	my ($self) = @_;
		2349
		2350	# TODO: safety, remove and allow resettable per-player maps
		2351	return 1e99 if $self->{deny_reset};
		2352
		2353	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2354	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2355
		2356	$time + $to
		2357	}
		2358
		2359	sub should_reset {
		2360	my ($self) = @_;
		2361
		2362	$self->reset_at <= $cf::RUNTIME
		2363	}
		2364
		2365	sub reset {
		2366	my ($self) = @_;
		2367
		2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2369
		2370	return if $self->players;
		2371
		2372	cf::trace "resetting map ", $self->path, "\n";
		2373
		2374	$self->in_memory (cf::MAP_SWAPPED);
		2375
		2376	# need to save uniques path
		2377	unless ($self->{deny_save}) {
		2378	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2379
		2380	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2381	if $uniq;
		2382	}
		2383
		2384	delete $cf::MAP{$self->path};
2107		2385
2108	$self->deactivate;	2386	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2387	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2388	$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		2389
2156	$self->unlink_save;	2390	$self->unlink_save;
2157	$self->destroy;	2391	$self->destroy;
2158	}	2392	}
2159		2393
…		…
2167		2401
2168	delete $cf::MAP{$self->path};	2402	delete $cf::MAP{$self->path};
2169		2403
2170	$self->unlink_save;	2404	$self->unlink_save;
2171		2405
2172	bless $self, "cf::map";	2406	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2407	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2408	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2409	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2410	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2411
…		…
2226		2460
2227	sub unique_maps() {	2461	sub unique_maps() {
2228	[	2462	[
2229	map {	2463	map {
2230	utf8::decode $_;	2464	utf8::decode $_;
2231	/\.map$/	2465	s/\.map$//; # TODO future compatibility hack
		2466	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2467	? ()
2232	? normalise $_	2468	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2469	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2470	]
2236	}	2471	}
2237		2472
2238	package cf;	2473	=item cf::map::static_maps
		2474
		2475	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2476	file in the shared directory excluding F</styles> and F</editor>). May
		2477	block.
		2478
		2479	=cut
		2480
		2481	sub static_maps() {
		2482	my @dirs = "";
		2483	my @maps;
		2484
		2485	while (@dirs) {
		2486	my $dir = shift @dirs;
		2487
		2488	next if $dir eq "/styles" || $dir eq "/editor";
		2489
		2490	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2491	or return;
		2492
		2493	for (@$files) {
		2494	s/\.map$// or next;
		2495	utf8::decode $_;
		2496	push @maps, "$dir/$_";
		2497	}
		2498
		2499	push @dirs, map "$dir/$_", @$dirs;
		2500	}
		2501
		2502	\@maps
		2503	}
2239		2504
2240	=back	2505	=back
2241		2506
2242	=head3 cf::object	2507	=head3 cf::object
2243		2508
…		…
2247		2512
2248	=over 4	2513	=over 4
2249		2514
2250	=item $ob->inv_recursive	2515	=item $ob->inv_recursive
2251		2516
2252	Returns the inventory of the object _and_ their inventories, recursively.	2517	Returns the inventory of the object I<and> their inventories, recursively,
		2518	but I<not> the object itself.
2253		2519
2254	=cut	2520	=cut
2255		2521
2256	sub inv_recursive_;	2522	sub inv_recursive_;
2257	sub inv_recursive_ {	2523	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2528	inv_recursive_ inv $_[0]
2263	}	2529	}
2264		2530
2265	=item $ref = $ob->ref	2531	=item $ref = $ob->ref
2266		2532
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2533	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2534
2269	=item $ob = cf::object::deref ($refstring)	2535	=item $ob = cf::object::deref ($refstring)
2270		2536
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2537	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2538	even if the object actually exists. May block.
…		…
2274	=cut	2540	=cut
2275		2541
2276	sub deref {	2542	sub deref {
2277	my ($ref) = @_;	2543	my ($ref) = @_;
2278		2544
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2545	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2546	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2547	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2548	or return;
2286	$pl->ob->uuid eq $uuid	2549	$pl->ob->uuid eq $uuid
2287	or return;	2550	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2570	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2571	dialogue with the given NPC character.
2309		2572
2310	=cut	2573	=cut
2311		2574
		2575	our $SAY_CHANNEL = {
		2576	id => "say",
		2577	title => "Map",
		2578	reply => "say ",
		2579	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2580	};
		2581
		2582	our $CHAT_CHANNEL = {
		2583	id => "chat",
		2584	title => "Chat",
		2585	reply => "chat ",
		2586	tooltip => "Player chat and shouts, global to the server.",
		2587	};
		2588
2312	# rough implementation of a future "reply" method that works	2589	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2590	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2591	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2592	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2593	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2604	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2605	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2606
2330	} else {	2607	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2608	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2609	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2610	}
2334	}	2611	}
2335	}	2612	}
2336		2613
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2614	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2639
2363	=item $player_object->enter_link	2640	=item $player_object->enter_link
2364		2641
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2642	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2643
2367	The player should be reasonably safe there for short amounts of time. You	2644	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2645	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2646	though, as the player cannot control the character while it is on the link
		2647	map.
2369		2648
2370	Will never block.	2649	Will never block.
2371		2650
2372	=item $player_object->leave_link ($map, $x, $y)	2651	=item $player_object->leave_link ($map, $x, $y)
2373		2652
…		…
2393	sub cf::object::player::enter_link {	2672	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2673	my ($self) = @_;
2395		2674
2396	$self->deactivate_recursive;	2675	$self->deactivate_recursive;
2397		2676
		2677	++$self->{_link_recursion};
		2678
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2679	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2680
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2681	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2682	if $self->map && $self->map->{path} ne "{link}";
2402		2683
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2684	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2685	}
2405		2686
2406	sub cf::object::player::leave_link {	2687	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2688	my ($self, $map, $x, $y) = @_;
2408		2689
…		…
2425	($x, $y) = (-1, -1)	2706	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2707	unless (defined $x) && (defined $y);
2427		2708
2428	# use -1 or undef as default coordinates, not 0, 0	2709	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2710	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2711	if $x <= 0 && $y <= 0;
2431		2712
2432	$map->load;	2713	$map->load;
2433	$map->load_neighbours;	2714	$map->load_neighbours;
2434		2715
2435	return unless $self->contr->active;	2716	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2717
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2718	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2719	if ($self->enter_map ($map, $x, $y)) {
2440	}	2720	# entering was successful
		2721	delete $self->{_link_recursion};
		2722	# only activate afterwards, to support waiting in hooks
		2723	$self->activate_recursive;
		2724	}
2441		2725
		2726	}
		2727
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2728	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2729
2444	Moves the player to the given map-path and coordinates by first freezing	2730	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2731	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	2732	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	2733	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2734	be called at the end of this process.
2449		2735
		2736	Note that $check will be called with a potentially non-loaded map, so if
		2737	it needs a loaded map it has to call C<< ->load >>.
		2738
2450	=cut	2739	=cut
2451		2740
2452	our $GOTOGEN;	2741	our $GOTOGEN;
2453		2742
2454	sub cf::object::player::goto {	2743	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2744	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2745
		2746	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2747	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2748	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2749	($path, $x, $y) = @$EMERGENCY_POSITION;
		2750	}
		2751
2457	# do generation counting so two concurrent goto's will be executed in-order	2752	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2753	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2754
2460	$self->enter_link;	2755	$self->enter_link;
2461		2756
2462	(async {	2757	(async {
		2758	$Coro::current->{desc} = "player::goto $path $x $y";
		2759
2463	# *tag paths override both path and x|y	2760	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2761	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2762	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2763	my $ob = $obs[rand @obs];
2467		2764
2468	# see if we actually can go there	2765	# see if we actually can go there
2469	# todo: use ob_blocked to check all tiles of the destination "object"	2766	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2470	# for suitability.	2767	$ob = $obs[rand @obs];
		2768	} else {
		2769	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2770	}
		2771	# else put us there anyways for now #d#
2471		2772
2472	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2773	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2774	} else {
		2775	($path, $x, $y) = (undef, undef, undef);
2473	}	2776	}
2474	}	2777	}
2475		2778
2476	my $map = eval {	2779	my $map = eval {
2477	my $map = cf::map::find $path;	2780	my $map = defined $path ? cf::map::find $path : undef;
2478		2781
2479	if ($map) {	2782	if ($map) {
2480	$map = $map->customise_for ($self);	2783	$map = $map->customise_for ($self);
2481	$map = $check->($map) if $check && $map;	2784	$map = $check->($map, $x, $y, $self) if $check && $map;
2482	} else {	2785	} else {
2483	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2786	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2484	}	2787	}
2485		2788
2486	$map	2789	$map
2487	};	2790	};
2488		2791
…		…
2494	if ($gen == $self->{_goto_generation}) {	2797	if ($gen == $self->{_goto_generation}) {
2495	delete $self->{_goto_generation};	2798	delete $self->{_goto_generation};
2496	$self->leave_link ($map, $x, $y);	2799	$self->leave_link ($map, $x, $y);
2497	}	2800	}
2498		2801
2499	$done->() if $done;	2802	$done->($self) if $done;
2500	})->prio (1);	2803	})->prio (1);
2501	}	2804	}
2502		2805
2503	=item $player_object->enter_exit ($exit_object)	2806	=item $player_object->enter_exit ($exit_object)
2504		2807
…		…
2524	}	2827	}
2525		2828
2526	sub prepare_random_map {	2829	sub prepare_random_map {
2527	my ($exit) = @_;	2830	my ($exit) = @_;
2528		2831
2529	my $guard = cf::lock_acquire "exit_prepare:$exit";
2530
2531	# all this does is basically replace the /! path by	2832	# all this does is basically replace the /! path by
2532	# a new random map path (?random/...) with a seed	2833	# a new random map path (?random/...) with a seed
2533	# that depends on the exit object	2834	# that depends on the exit object
2534		2835
2535	my $rmp = parse_random_map_params $exit->msg;	2836	my $rmp = parse_random_map_params $exit->msg;
…		…
2537	if ($exit->map) {	2838	if ($exit->map) {
2538	$rmp->{region} = $exit->region->name;	2839	$rmp->{region} = $exit->region->name;
2539	$rmp->{origin_map} = $exit->map->path;	2840	$rmp->{origin_map} = $exit->map->path;
2540	$rmp->{origin_x} = $exit->x;	2841	$rmp->{origin_x} = $exit->x;
2541	$rmp->{origin_y} = $exit->y;	2842	$rmp->{origin_y} = $exit->y;
		2843
		2844	$exit->map->touch;
2542	}	2845	}
2543		2846
2544	$rmp->{random_seed} ||= $exit->random_seed;	2847	$rmp->{random_seed} ||= $exit->random_seed;
2545		2848
2546	my $data = cf::to_json $rmp;	2849	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2547	my $md5 = Digest::MD5::md5_hex $data;	2850	my $md5 = Digest::MD5::md5_hex $data;
2548	my $meta = "$RANDOMDIR/$md5.meta";	2851	my $meta = "$RANDOMDIR/$md5.meta";
2549		2852
2550	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2853	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2551	aio_write $fh, 0, (length $data), $data, 0;	2854	aio_write $fh, 0, (length $data), $data, 0;
2552	undef $fh;	2855	undef $fh;
2553	aio_rename "$meta~", $meta;	2856	aio_rename "$meta~", $meta;
2554		2857
		2858	my $slaying = "?random/$md5";
		2859
		2860	if ($exit->valid) {
2555	$exit->slaying ("?random/$md5");	2861	$exit->slaying ("?random/$md5");
2556	$exit->msg (undef);	2862	$exit->msg (undef);
		2863	}
2557	}	2864	}
2558	}	2865	}
2559		2866
2560	sub cf::object::player::enter_exit {	2867	sub cf::object::player::enter_exit {
2561	my ($self, $exit) = @_;	2868	my ($self, $exit) = @_;
2562		2869
2563	return unless $self->type == cf::PLAYER;	2870	return unless $self->type == cf::PLAYER;
2564		2871
2565	if ($exit->slaying eq "/!") {
2566	#TODO: this should de-fi-ni-te-ly not be a sync-job
2567	# the problem is that $exit might not survive long enough
2568	# so it needs to be done right now, right here
2569	cf::sync_job { prepare_random_map $exit };
2570	}
2571
2572	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2573	my $hp = $exit->stats->hp;
2574	my $sp = $exit->stats->sp;
2575
2576	$self->enter_link;	2872	$self->enter_link;
2577		2873
2578	# if exit is damned, update players death & WoR home-position
2579	$self->contr->savebed ($slaying, $hp, $sp)
2580	if $exit->flag (FLAG_DAMNED);
2581
2582	(async {	2874	(async {
2583	$self->deactivate_recursive; # just to be sure	2875	$Coro::current->{desc} = "enter_exit";
		2876
2584	unless (eval {	2877	unless (eval {
		2878	$self->deactivate_recursive; # just to be sure
		2879
		2880	# random map handling
		2881	{
		2882	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2883
		2884	prepare_random_map $exit
		2885	if $exit->slaying eq "/!";
		2886	}
		2887
		2888	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2889	my $x = $exit->stats->hp;
		2890	my $y = $exit->stats->sp;
		2891
2585	$self->goto ($slaying, $hp, $sp);	2892	$self->goto ($map, $x, $y);
2586		2893
		2894	# if exit is damned, update players death & WoR home-position
		2895	$self->contr->savebed ($map, $x, $y)
		2896	if $exit->flag (cf::FLAG_DAMNED);
		2897
2587	1;	2898	1
2588	}) {	2899	}) {
2589	$self->message ("Something went wrong deep within the crossfire server. "	2900	$self->message ("Something went wrong deep within the deliantra server. "
2590	. "I'll try to bring you back to the map you were before. "	2901	. "I'll try to bring you back to the map you were before. "
2591	. "Please report this to the dungeon master!",	2902	. "Please report this to the dungeon master!",
2592	cf::NDI_UNIQUE | cf::NDI_RED);	2903	cf::NDI_UNIQUE | cf::NDI_RED);
2593		2904
2594	warn "ERROR in enter_exit: $@";	2905	error "ERROR in enter_exit: $@";
2595	$self->leave_link;	2906	$self->leave_link;
2596	}	2907	}
2597	})->prio (1);	2908	})->prio (1);
2598	}	2909	}
2599		2910
…		…
2611	sub cf::client::send_drawinfo {	2922	sub cf::client::send_drawinfo {
2612	my ($self, $text, $flags) = @_;	2923	my ($self, $text, $flags) = @_;
2613		2924
2614	utf8::encode $text;	2925	utf8::encode $text;
2615	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2926	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2927	}
		2928
		2929	=item $client->send_big_packet ($pkt)
		2930
		2931	Like C<send_packet>, but tries to compress large packets, and fragments
		2932	them as required.
		2933
		2934	=cut
		2935
		2936	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2937
		2938	sub cf::client::send_big_packet {
		2939	my ($self, $pkt) = @_;
		2940
		2941	# try lzf for large packets
		2942	$pkt = "lzf " . Compress::LZF::compress $pkt
		2943	if 1024 <= length $pkt and $self->{can_lzf};
		2944
		2945	# split very large packets
		2946	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2947	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2948	$pkt = "frag";
		2949	}
		2950
		2951	$self->send_packet ($pkt);
2616	}	2952	}
2617		2953
2618	=item $client->send_msg ($channel, $msg, $color, [extra...])	2954	=item $client->send_msg ($channel, $msg, $color, [extra...])
2619		2955
2620	Send a drawinfo or msg packet to the client, formatting the msg for the	2956	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2622	the message, with C<log> being the default. If C<$color> is negative, suppress	2958	the message, with C<log> being the default. If C<$color> is negative, suppress
2623	the message unless the client supports the msg packet.	2959	the message unless the client supports the msg packet.
2624		2960
2625	=cut	2961	=cut
2626		2962
		2963	# non-persistent channels (usually the info channel)
2627	our %CHANNEL = (	2964	our %CHANNEL = (
		2965	"c/motd" => {
		2966	id => "infobox",
		2967	title => "MOTD",
		2968	reply => undef,
		2969	tooltip => "The message of the day",
		2970	},
2628	"c/identify" => {	2971	"c/identify" => {
2629	id => "identify",	2972	id => "infobox",
2630	title => "Identify",	2973	title => "Identify",
2631	reply => undef,	2974	reply => undef,
2632	tooltip => "Items recently identified",	2975	tooltip => "Items recently identified",
2633	},	2976	},
2634	"c/examine" => {	2977	"c/examine" => {
2635	id => "examine",	2978	id => "infobox",
2636	title => "Examine",	2979	title => "Examine",
2637	reply => undef,	2980	reply => undef,
2638	tooltip => "Signs and other items you examined",	2981	tooltip => "Signs and other items you examined",
2639	},	2982	},
		2983	"c/shopinfo" => {
		2984	id => "infobox",
		2985	title => "Shop Info",
		2986	reply => undef,
		2987	tooltip => "What your bargaining skill tells you about the shop",
		2988	},
		2989	"c/book" => {
		2990	id => "infobox",
		2991	title => "Book",
		2992	reply => undef,
		2993	tooltip => "The contents of a note or book",
		2994	},
		2995	"c/lookat" => {
		2996	id => "infobox",
		2997	title => "Look",
		2998	reply => undef,
		2999	tooltip => "What you saw there",
		3000	},
		3001	"c/who" => {
		3002	id => "infobox",
		3003	title => "Players",
		3004	reply => undef,
		3005	tooltip => "Shows players who are currently online",
		3006	},
		3007	"c/body" => {
		3008	id => "infobox",
		3009	title => "Body Parts",
		3010	reply => undef,
		3011	tooltip => "Shows which body parts you posess and are available",
		3012	},
		3013	"c/statistics" => {
		3014	id => "infobox",
		3015	title => "Statistics",
		3016	reply => undef,
		3017	tooltip => "Shows your primary statistics",
		3018	},
		3019	"c/skills" => {
		3020	id => "infobox",
		3021	title => "Skills",
		3022	reply => undef,
		3023	tooltip => "Shows your experience per skill and item power",
		3024	},
		3025	"c/shopitems" => {
		3026	id => "infobox",
		3027	title => "Shop Items",
		3028	reply => undef,
		3029	tooltip => "Shows the items currently for sale in this shop",
		3030	},
		3031	"c/resistances" => {
		3032	id => "infobox",
		3033	title => "Resistances",
		3034	reply => undef,
		3035	tooltip => "Shows your resistances",
		3036	},
		3037	"c/pets" => {
		3038	id => "infobox",
		3039	title => "Pets",
		3040	reply => undef,
		3041	tooltip => "Shows information abotu your pets/a specific pet",
		3042	},
		3043	"c/perceiveself" => {
		3044	id => "infobox",
		3045	title => "Perceive Self",
		3046	reply => undef,
		3047	tooltip => "You gained detailed knowledge about yourself",
		3048	},
		3049	"c/uptime" => {
		3050	id => "infobox",
		3051	title => "Uptime",
		3052	reply => undef,
		3053	tooltip => "How long the server has been running since last restart",
		3054	},
		3055	"c/mapinfo" => {
		3056	id => "infobox",
		3057	title => "Map Info",
		3058	reply => undef,
		3059	tooltip => "Information related to the maps",
		3060	},
		3061	"c/party" => {
		3062	id => "party",
		3063	title => "Party",
		3064	reply => "gsay ",
		3065	tooltip => "Messages and chat related to your party",
		3066	},
		3067	"c/death" => {
		3068	id => "death",
		3069	title => "Death",
		3070	reply => undef,
		3071	tooltip => "Reason for and more info about your most recent death",
		3072	},
		3073	"c/say" => $SAY_CHANNEL,
		3074	"c/chat" => $CHAT_CHANNEL,
2640	);	3075	);
2641		3076
2642	sub cf::client::send_msg {	3077	sub cf::client::send_msg {
2643	my ($self, $channel, $msg, $color, @extra) = @_;	3078	my ($self, $channel, $msg, $color, @extra) = @_;
2644		3079
2645	$msg = $self->pl->expand_cfpod ($msg);	3080	$msg = $self->pl->expand_cfpod ($msg)
		3081	unless $color & cf::NDI_VERBATIM;
2646		3082
2647	$color &= cf::NDI_CLIENT_MASK; # just in case...	3083	$color &= cf::NDI_CLIENT_MASK; # just in case...
2648		3084
2649	# check predefined channels, for the benefit of C	3085	# check predefined channels, for the benefit of C
2650	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3086	if ($CHANNEL{$channel}) {
		3087	$channel = $CHANNEL{$channel};
2651		3088
		3089	$self->ext_msg (channel_info => $channel);
		3090	$channel = $channel->{id};
		3091
2652	if (ref $channel) {	3092	} elsif (ref $channel) {
2653	# send meta info to client, if not yet sent	3093	# send meta info to client, if not yet sent
2654	unless (exists $self->{channel}{$channel->{id}}) {	3094	unless (exists $self->{channel}{$channel->{id}}) {
2655	$self->{channel}{$channel->{id}} = $channel;	3095	$self->{channel}{$channel->{id}} = $channel;
2656	$self->ext_msg (channel_info => $channel)	3096	$self->ext_msg (channel_info => $channel);
2657	if $self->can_msg;
2658	}	3097	}
2659		3098
2660	$channel = $channel->{id};	3099	$channel = $channel->{id};
2661	}	3100	}
2662		3101
2663	return unless @extra || length $msg;	3102	return unless @extra || length $msg;
2664		3103
2665	if ($self->can_msg) {
2666	# default colour, mask it out	3104	# default colour, mask it out
2667	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3105	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2668	if $color & cf::NDI_DEF;	3106	if $color & cf::NDI_DEF;
2669		3107
2670	$self->send_packet ("msg " . $self->{json_coder}->encode (	3108	my $pkt = "msg "
		3109	. $self->{json_coder}->encode (
2671	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3110	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2672	} else {	3111	);
2673	if ($color >= 0) {
2674	# replace some tags by gcfclient-compatible ones
2675	for ($msg) {
2676	1 while
2677	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2678	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2679	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2680	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2681	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2682	}
2683		3112
2684	$color &= cf::NDI_COLOR_MASK;	3113	$self->send_big_packet ($pkt);
2685
2686	utf8::encode $msg;
2687
2688	if (0 && $msg =~ /\[/) {
2689	# COMMAND/INFO
2690	$self->send_packet ("drawextinfo $color 10 8 $msg")
2691	} else {
2692	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2693	$self->send_packet ("drawinfo $color $msg")
2694	}
2695	}
2696	}
2697	}	3114	}
2698		3115
2699	=item $client->ext_msg ($type, @msg)	3116	=item $client->ext_msg ($type, @msg)
2700		3117
2701	Sends an ext event to the client.	3118	Sends an ext event to the client.
…		…
2704		3121
2705	sub cf::client::ext_msg($$@) {	3122	sub cf::client::ext_msg($$@) {
2706	my ($self, $type, @msg) = @_;	3123	my ($self, $type, @msg) = @_;
2707		3124
2708	if ($self->extcmd == 2) {	3125	if ($self->extcmd == 2) {
2709	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3126	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2710	} elsif ($self->extcmd == 1) { # TODO: remove	3127	} elsif ($self->extcmd == 1) { # TODO: remove
2711	push @msg, msgtype => "event_$type";	3128	push @msg, msgtype => "event_$type";
2712	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2713	}	3130	}
2714	}	3131	}
2715		3132
2716	=item $client->ext_reply ($msgid, @msg)	3133	=item $client->ext_reply ($msgid, @msg)
2717		3134
…		…
2721		3138
2722	sub cf::client::ext_reply($$@) {	3139	sub cf::client::ext_reply($$@) {
2723	my ($self, $id, @msg) = @_;	3140	my ($self, $id, @msg) = @_;
2724		3141
2725	if ($self->extcmd == 2) {	3142	if ($self->extcmd == 2) {
2726	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3143	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2727	} elsif ($self->extcmd == 1) {	3144	} elsif ($self->extcmd == 1) {
2728	#TODO: version 1, remove	3145	#TODO: version 1, remove
2729	unshift @msg, msgtype => "reply", msgid => $id;	3146	unshift @msg, msgtype => "reply", msgid => $id;
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3147	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2731	}	3148	}
2732	}	3149	}
2733		3150
2734	=item $success = $client->query ($flags, "text", \&cb)	3151	=item $success = $client->query ($flags, "text", \&cb)
2735		3152
…		…
2806		3223
2807	$ns->ext_reply ($reply, @reply)	3224	$ns->ext_reply ($reply, @reply)
2808	if $reply;	3225	if $reply;
2809		3226
2810	} else {	3227	} else {
2811	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3228	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2812	}	3229	}
2813		3230
2814	cf::override;	3231	cf::override;
2815	},	3232	},
2816	);	3233	);
…		…
2836		3253
2837	$coro	3254	$coro
2838	}	3255	}
2839		3256
2840	cf::client->attach (	3257	cf::client->attach (
2841	on_destroy => sub {	3258	on_client_destroy => sub {
2842	my ($ns) = @_;	3259	my ($ns) = @_;
2843		3260
2844	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3261	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2845	},	3262	},
2846	);	3263	);
…		…
2862	our $safe_hole = new Safe::Hole;	3279	our $safe_hole = new Safe::Hole;
2863		3280
2864	$SIG{FPE} = 'IGNORE';	3281	$SIG{FPE} = 'IGNORE';
2865		3282
2866	$safe->permit_only (Opcode::opset qw(	3283	$safe->permit_only (Opcode::opset qw(
2867	:base_core :base_mem :base_orig :base_math	3284	:base_core :base_mem :base_orig :base_math :base_loop
2868	grepstart grepwhile mapstart mapwhile	3285	grepstart grepwhile mapstart mapwhile
2869	sort time	3286	sort time
2870	));	3287	));
2871		3288
2872	# here we export the classes and methods available to script code	3289	# here we export the classes and methods available to script code
…		…
2874	=pod	3291	=pod
2875		3292
2876	The following functions and methods are available within a safe environment:	3293	The following functions and methods are available within a safe environment:
2877		3294
2878	cf::object	3295	cf::object
2879	contr pay_amount pay_player map x y force_find force_add	3296	contr pay_amount pay_player map x y force_find force_add destroy
2880	insert remove name archname title slaying race decrease_ob_nr	3297	insert remove name archname title slaying race decrease split
		3298	value
2881		3299
2882	cf::object::player	3300	cf::object::player
2883	player	3301	player
2884		3302
2885	cf::player	3303	cf::player
…		…
2890		3308
2891	=cut	3309	=cut
2892		3310
2893	for (	3311	for (
2894	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3312	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2895	insert remove inv name archname title slaying race	3313	insert remove inv nrof name archname title slaying race
2896	decrease_ob_nr)],	3314	decrease split destroy change_exp value msg lore send_msg)],
2897	["cf::object::player" => qw(player)],	3315	["cf::object::player" => qw(player)],
2898	["cf::player" => qw(peaceful)],	3316	["cf::player" => qw(peaceful send_msg)],
2899	["cf::map" => qw(trigger)],	3317	["cf::map" => qw(trigger)],
2900	) {	3318	) {
2901	no strict 'refs';
2902	my ($pkg, @funs) = @$_;	3319	my ($pkg, @funs) = @$_;
2903	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3320	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2904	for @funs;	3321	for @funs;
2905	}	3322	}
2906		3323
…		…
2921		3338
2922	my $qcode = $code;	3339	my $qcode = $code;
2923	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3340	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2924	$qcode =~ s/\n/\\n/g;	3341	$qcode =~ s/\n/\\n/g;
2925		3342
		3343	%vars = (_dummy => 0) unless %vars;
		3344
		3345	my @res;
2926	local $_;	3346	local $_;
2927	local @safe::cf::_safe_eval_args = values %vars;
2928		3347
2929	my $eval =	3348	my $eval =
2930	"do {\n"	3349	"do {\n"
2931	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3350	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2932	. "#line 0 \"{$qcode}\"\n"	3351	. "#line 0 \"{$qcode}\"\n"
2933	. $code	3352	. $code
2934	. "\n}"	3353	. "\n}"
2935	;	3354	;
2936		3355
		3356	if ($CFG{safe_eval}) {
2937	sub_generation_inc;	3357	sub_generation_inc;
		3358	local @safe::cf::_safe_eval_args = values %vars;
2938	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3359	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2939	sub_generation_inc;	3360	sub_generation_inc;
		3361	} else {
		3362	local @cf::_safe_eval_args = values %vars;
		3363	@res = wantarray ? eval eval : scalar eval $eval;
		3364	}
2940		3365
2941	if ($@) {	3366	if ($@) {
2942	warn "$@";	3367	warn "$@",
2943	warn "while executing safe code '$code'\n";	3368	"while executing safe code '$code'\n",
2944	warn "with arguments " . (join " ", %vars) . "\n";	3369	"with arguments " . (join " ", %vars) . "\n";
2945	}	3370	}
2946		3371
2947	wantarray ? @res : $res[0]	3372	wantarray ? @res : $res[0]
2948	}	3373	}
2949		3374
…		…
2963	=cut	3388	=cut
2964		3389
2965	sub register_script_function {	3390	sub register_script_function {
2966	my ($fun, $cb) = @_;	3391	my ($fun, $cb) = @_;
2967		3392
2968	no strict 'refs';	3393	$fun = "safe::$fun" if $CFG{safe_eval};
2969	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3394	*$fun = $safe_hole->wrap ($cb);
2970	}	3395	}
2971		3396
2972	=back	3397	=back
2973		3398
2974	=cut	3399	=cut
…		…
2983	# for this (global event?)	3408	# for this (global event?)
2984	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
2985		3410
2986	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2987		3412
2988	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
2989		3414
2990	my $facedata;
2991	0 < aio_load $path, $facedata	3415	0 < aio_load $path, my $facedata
2992	or die "$path: $!";	3416	or die "$path: $!";
2993		3417
2994	$facedata = Coro::Storable::thaw $facedata;	3418	$facedata = Coro::Storable::thaw $facedata;
2995		3419
2996	$facedata->{version} == 2	3420	$facedata->{version} == 2
2997	or cf::cleanup "$path: version mismatch, cannot proceed.";	3421	or cf::cleanup "$path: version mismatch, cannot proceed.";
2998		3422
2999	# patch in the exptable	3423	# patch in the exptable
		3424	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3000	$facedata->{resource}{"res/exp_table"} = {	3425	$facedata->{resource}{"res/exp_table"} = {
3001	type => FT_RSRC,	3426	type => FT_RSRC,
3002	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3427	data => $exp_table,
		3428	hash => (Digest::MD5::md5 $exp_table),
3003	};	3429	};
3004	cf::cede_to_tick;	3430	cf::cede_to_tick;
3005		3431
3006	{	3432	{
3007	my $faces = $facedata->{faceinfo};	3433	my $faces = $facedata->{faceinfo};
3008		3434
3009	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3010	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3436	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3437
3011	cf::face::set_visibility $idx, $info->{visibility};	3438	cf::face::set_visibility $idx, $info->{visibility};
3012	cf::face::set_magicmap $idx, $info->{magicmap};	3439	cf::face::set_magicmap $idx, $info->{magicmap};
3013	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3440	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3014	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3441	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3015		3442
3016	cf::cede_to_tick;	3443	cf::cede_to_tick;
3017	}	3444	}
3018		3445
3019	while (my ($face, $info) = each %$faces) {	3446	while (my ($face, $info) = each %$faces) {
3020	next unless $info->{smooth};	3447	next unless $info->{smooth};
		3448
3021	my $idx = cf::face::find $face	3449	my $idx = cf::face::find $face
3022	or next;	3450	or next;
		3451
3023	if (my $smooth = cf::face::find $info->{smooth}) {	3452	if (my $smooth = cf::face::find $info->{smooth}) {
3024	cf::face::set_smooth $idx, $smooth;	3453	cf::face::set_smooth $idx, $smooth;
3025	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3454	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3026	} else {	3455	} else {
3027	warn "smooth face '$info->{smooth}' not found for face '$face'";	3456	error "smooth face '$info->{smooth}' not found for face '$face'";
3028	}	3457	}
3029		3458
3030	cf::cede_to_tick;	3459	cf::cede_to_tick;
3031	}	3460	}
3032	}	3461	}
…		…
3041		3470
3042	cf::anim::invalidate_all; # d'oh	3471	cf::anim::invalidate_all; # d'oh
3043	}	3472	}
3044		3473
3045	{	3474	{
3046	# TODO: for gcfclient pleasure, we should give resources
3047	# that gcfclient doesn't grok a >10000 face index.
3048	my $res = $facedata->{resource};	3475	my $res = $facedata->{resource};
3049		3476
3050	my $soundconf = delete $res->{"res/sound.conf"};
3051
3052	while (my ($name, $info) = each %$res) {	3477	while (my ($name, $info) = each %$res) {
		3478	if (defined $info->{type}) {
3053	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3479	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3054	my $data;
3055		3480
3056	if ($info->{type} & 1) {	3481	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3057	# prepend meta info	3482	cf::face::set_type $idx, $info->{type};
3058
3059	my $meta = $enc->encode ({
3060	name => $name,
3061	%{ $info->{meta} || {} },
3062	});
3063
3064	$data = pack "(w/a*)*", $meta, $info->{data};
3065	} else {	3483	} else {
3066	$data = $info->{data};	3484	$RESOURCE{$name} = $info; # unused
3067	}	3485	}
3068		3486
3069	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3070	cf::face::set_type $idx, $info->{type};
3071
3072	cf::cede_to_tick;	3487	cf::cede_to_tick;
3073	}	3488	}
3074
3075	if ($soundconf) {
3076	$soundconf = $enc->decode (delete $soundconf->{data});
3077
3078	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3079	my $sound = $soundconf->{compat}[$_]
3080	or next;
3081
3082	my $face = cf::face::find "sound/$sound->[1]";
3083	cf::sound::set $sound->[0] => $face;
3084	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3085	}
3086
3087	while (my ($k, $v) = each %{$soundconf->{event}}) {
3088	my $face = cf::face::find "sound/$v";
3089	cf::sound::set $k => $face;
3090	}
3091	}
3092	}	3489	}
		3490
		3491	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3093		3492
3094	1	3493	1
3095	}	3494	}
3096		3495
3097	register_exticmd fx_want => sub {	3496	register_exticmd fx_want => sub {
…		…
3099		3498
3100	while (my ($k, $v) = each %$want) {	3499	while (my ($k, $v) = each %$want) {
3101	$ns->fx_want ($k, $v);	3500	$ns->fx_want ($k, $v);
3102	}	3501	}
3103	};	3502	};
		3503
		3504	sub load_resource_file($) {
		3505	my $guard = lock_acquire "load_resource_file";
		3506
		3507	my $status = load_resource_file_ $_[0];
		3508	get_slot 0.1, 100;
		3509	cf::arch::commit_load;
		3510
		3511	$status
		3512	}
3104		3513
3105	sub reload_regions {	3514	sub reload_regions {
3106	# HACK to clear player env face cache, we need some signal framework	3515	# HACK to clear player env face cache, we need some signal framework
3107	# for this (global event?)	3516	# for this (global event?)
3108	%ext::player_env::MUSIC_FACE_CACHE = ();	3517	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3122	}	3531	}
3123		3532
3124	sub reload_archetypes {	3533	sub reload_archetypes {
3125	load_resource_file "$DATADIR/archetypes"	3534	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";	3535	or die "unable to load archetypes\n";
3127	#d# NEED to laod twice to resolve forward references
3128	# this really needs to be done in an extra post-pass
3129	# (which needs to be synchronous, so solve it differently)
3130	load_resource_file "$DATADIR/archetypes"
3131	or die "unable to load archetypes\n";
3132	}	3536	}
3133		3537
3134	sub reload_treasures {	3538	sub reload_treasures {
3135	load_resource_file "$DATADIR/treasures"	3539	load_resource_file "$DATADIR/treasures"
3136	or die "unable to load treasurelists\n";	3540	or die "unable to load treasurelists\n";
3137	}	3541	}
3138		3542
		3543	sub reload_sound {
		3544	trace "loading sound config from $DATADIR/sound\n";
		3545
		3546	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3547	or die "$DATADIR/sound $!";
		3548
		3549	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3550
		3551	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3552	my $sound = $soundconf->{compat}[$_]
		3553	or next;
		3554
		3555	my $face = cf::face::find "sound/$sound->[1]";
		3556	cf::sound::set $sound->[0] => $face;
		3557	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3558	}
		3559
		3560	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3561	my $face = cf::face::find "sound/$v";
		3562	cf::sound::set $k => $face;
		3563	}
		3564	}
		3565
3139	sub reload_resources {	3566	sub reload_resources {
3140	warn "reloading resource files...\n";	3567	trace "reloading resource files...\n";
3141		3568
		3569	reload_exp_table;
		3570	reload_materials;
		3571	reload_facedata;
		3572	reload_sound;
		3573	reload_archetypes;
3142	reload_regions;	3574	reload_regions;
3143	reload_facedata;
3144	#reload_archetypes;#d#
3145	reload_archetypes;
3146	reload_treasures;	3575	reload_treasures;
3147		3576
3148	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
3149	}
3150
3151	sub init {
3152	reload_resources;
3153	}	3578	}
3154		3579
3155	sub reload_config {	3580	sub reload_config {
3156	open my $fh, "<:utf8", "$CONFDIR/config"	3581	trace "reloading config file...\n";
3157	or return;
3158		3582
3159	local $/;	3583	0 < aio_load "$CONFDIR/config", my $config
3160	*CFG = YAML::Syck::Load <$fh>;	3584	or die "$CONFDIR/config: $!";
3161		3585
		3586	utf8::decode $config;
		3587	*CFG = yaml_load $config;
		3588
3162	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3163		3590
3164	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3591	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3165	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3592	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3166		3593
3167	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
3171	};	3598	};
3172	warn $@ if $@;	3599	warn $@ if $@;
3173	}	3600	}
3174	}	3601	}
3175		3602
		3603	sub pidfile() {
		3604	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3605	or die "$PIDFILE: $!";
		3606	flock $fh, &Fcntl::LOCK_EX
		3607	or die "$PIDFILE: flock: $!";
		3608	$fh
		3609	}
		3610
		3611	# make sure only one server instance is running at any one time
		3612	sub atomic {
		3613	my $fh = pidfile;
		3614
		3615	my $pid = <$fh>;
		3616	kill 9, $pid if $pid > 0;
		3617
		3618	seek $fh, 0, 0;
		3619	print $fh $$;
		3620	}
		3621
		3622	sub main_loop {
		3623	trace "EV::loop starting\n";
		3624	if (1) {
		3625	EV::loop;
		3626	}
		3627	trace "EV::loop returned\n";
		3628	goto &main_loop unless $REALLY_UNLOOP;
		3629	}
		3630
3176	sub main {	3631	sub main {
		3632	cf::init_globals; # initialise logging
		3633
		3634	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3635	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3636	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3637	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3638
		3639	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3640
3177	# we must not ever block the main coroutine	3641	# we must not ever block the main coroutine
3178	local $Coro::idle = sub {	3642	local $Coro::idle = sub {
3179	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3643	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3180	(async {	3644	(async {
3181	Event::one_event;	3645	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3646	EV::loop EV::LOOP_ONESHOT;
3182	})->prio (Coro::PRIO_MAX);	3647	})->prio (Coro::PRIO_MAX);
3183	};	3648	};
3184		3649
		3650	evthread_start IO::AIO::poll_fileno;
		3651
		3652	cf::sync_job {
		3653	cf::incloader::init ();
		3654
		3655	cf::init_anim;
		3656	cf::init_attackmess;
		3657	cf::init_dynamic;
		3658
		3659	cf::load_settings;
		3660
		3661	reload_resources;
3185	reload_config;	3662	reload_config;
3186	db_init;	3663	db_init;
		3664
		3665	cf::init_uuid;
		3666	cf::init_signals;
		3667	cf::init_skills;
		3668
		3669	cf::init_beforeplay;
		3670
		3671	atomic;
		3672
3187	load_extensions;	3673	load_extensions;
3188		3674
3189	$TICK_WATCHER->start;	3675	utime time, time, $RUNTIMEFILE;
3190	Event::loop;	3676
		3677	# no (long-running) fork's whatsoever before this point(!)
		3678	use POSIX ();
		3679	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3680
		3681	cf::_post_init 0;
		3682	};
		3683
		3684	cf::object::thawer::errors_are_fatal 0;
		3685	info "parse errors in files are no longer fatal from this point on.\n";
		3686
		3687	my $free_main; $free_main = EV::idle sub {
		3688	undef $free_main;
		3689	undef &main; # free gobs of memory :)
		3690	};
		3691
		3692	goto &main_loop;
3191	}	3693	}
3192		3694
3193	#############################################################################	3695	#############################################################################
3194	# initialisation and cleanup	3696	# initialisation and cleanup
3195		3697
3196	# install some emergency cleanup handlers	3698	# install some emergency cleanup handlers
3197	BEGIN {	3699	BEGIN {
		3700	our %SIGWATCHER = ();
3198	for my $signal (qw(INT HUP TERM)) {	3701	for my $signal (qw(INT HUP TERM)) {
3199	Event->signal (	3702	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3200	reentrant => 0,
3201	data => WF_AUTOCANCEL,
3202	signal => $signal,
3203	prio => 0,
3204	cb => sub {
3205	cf::cleanup "SIG$signal";	3703	cf::cleanup "SIG$signal";
3206	},
3207	);	3704	};
3208	}	3705	}
3209	}	3706	}
3210		3707
3211	sub write_runtime {	3708	sub write_runtime_sync {
3212	my $runtime = "$LOCALDIR/runtime";	3709	my $t0 = AE::time;
3213		3710
3214	# first touch the runtime file to show we are still running:	3711	# first touch the runtime file to show we are still running:
3215	# the fsync below can take a very very long time.	3712	# the fsync below can take a very very long time.
3216		3713
3217	IO::AIO::aio_utime $runtime, undef, undef;	3714	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3218		3715
3219	my $guard = cf::lock_acquire "write_runtime";	3716	my $guard = cf::lock_acquire "write_runtime";
3220		3717
3221	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3718	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3222	or return;	3719	or return;
3223		3720
3224	my $value = $cf::RUNTIME + 90 + 10;	3721	my $value = $cf::RUNTIME + 90 + 10;
3225	# 10 is the runtime save interval, for a monotonic clock	3722	# 10 is the runtime save interval, for a monotonic clock
3226	# 60 allows for the watchdog to kill the server.	3723	# 60 allows for the watchdog to kill the server.
…		…
3236	aio_utime $fh, undef, undef;	3733	aio_utime $fh, undef, undef;
3237		3734
3238	close $fh	3735	close $fh
3239	or return;	3736	or return;
3240		3737
3241	aio_rename "$runtime~", $runtime	3738	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3242	and return;	3739	and return;
3243		3740
3244	warn "runtime file written.\n";	3741	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3245		3742
3246	1	3743	1
		3744	}
		3745
		3746	our $uuid_lock;
		3747	our $uuid_skip;
		3748
		3749	sub write_uuid_sync($) {
		3750	$uuid_skip ||= $_[0];
		3751
		3752	return if $uuid_lock;
		3753	local $uuid_lock = 1;
		3754
		3755	my $uuid = "$LOCALDIR/uuid";
		3756
		3757	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3758	or return;
		3759
		3760	my $value = uuid_seq uuid_cur;
		3761
		3762	unless ($value) {
		3763	info "cowardly refusing to write zero uuid value!\n";
		3764	return;
		3765	}
		3766
		3767	my $value = uuid_str $value + $uuid_skip;
		3768	$uuid_skip = 0;
		3769
		3770	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3771	and return;
		3772
		3773	# always fsync - this file is important
		3774	aio_fsync $fh
		3775	and return;
		3776
		3777	close $fh
		3778	or return;
		3779
		3780	aio_rename "$uuid~", $uuid
		3781	and return;
		3782
		3783	trace "uuid file written ($value).\n";
		3784
		3785	1
		3786
		3787	}
		3788
		3789	sub write_uuid($$) {
		3790	my ($skip, $sync) = @_;
		3791
		3792	$sync ? write_uuid_sync $skip
		3793	: async { write_uuid_sync $skip };
3247	}	3794	}
3248		3795
3249	sub emergency_save() {	3796	sub emergency_save() {
3250	my $freeze_guard = cf::freeze_mainloop;	3797	my $freeze_guard = cf::freeze_mainloop;
3251		3798
3252	warn "enter emergency perl save\n";	3799	info "emergency_perl_save: enter\n";
		3800
		3801	# this is a trade-off: we want to be very quick here, so
		3802	# save all maps without fsync, and later call a global sync
		3803	# (which in turn might be very very slow)
		3804	local $USE_FSYNC = 0;
3253		3805
3254	cf::sync_job {	3806	cf::sync_job {
		3807	cf::write_runtime_sync; # external watchdog should not bark
		3808
3255	# use a peculiar iteration method to avoid tripping on perl	3809	# use a peculiar iteration method to avoid tripping on perl
3256	# refcount bugs in for. also avoids problems with players	3810	# refcount bugs in for. also avoids problems with players
3257	# and maps saved/destroyed asynchronously.	3811	# and maps saved/destroyed asynchronously.
3258	warn "begin emergency player save\n";	3812	info "emergency_perl_save: begin player save\n";
3259	for my $login (keys %cf::PLAYER) {	3813	for my $login (keys %cf::PLAYER) {
3260	my $pl = $cf::PLAYER{$login} or next;	3814	my $pl = $cf::PLAYER{$login} or next;
3261	$pl->valid or next;	3815	$pl->valid or next;
		3816	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3262	$pl->save;	3817	$pl->save;
3263	}	3818	}
3264	warn "end emergency player save\n";	3819	info "emergency_perl_save: end player save\n";
3265		3820
3266	warn "begin emergency map save\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin map save\n";
3267	for my $path (keys %cf::MAP) {	3824	for my $path (keys %cf::MAP) {
3268	my $map = $cf::MAP{$path} or next;	3825	my $map = $cf::MAP{$path} or next;
3269	$map->valid or next;	3826	$map->valid or next;
3270	$map->save;	3827	$map->save;
3271	}	3828	}
3272	warn "end emergency map save\n";	3829	info "emergency_perl_save: end map save\n";
3273		3830
3274	warn "begin emergency database checkpoint\n";	3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	info "emergency_perl_save: begin database checkpoint\n";
3275	BDB::db_env_txn_checkpoint $DB_ENV;	3834	BDB::db_env_txn_checkpoint $DB_ENV;
3276	warn "end emergency database checkpoint\n";	3835	info "emergency_perl_save: end database checkpoint\n";
		3836
		3837	info "emergency_perl_save: begin write uuid\n";
		3838	write_uuid_sync 1;
		3839	info "emergency_perl_save: end write uuid\n";
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: syncing database to disk";
		3844	BDB::db_env_txn_checkpoint $DB_ENV;
		3845
		3846	info "emergency_perl_save: starting sync\n";
		3847	IO::AIO::aio_sync sub {
		3848	info "emergency_perl_save: finished sync\n";
		3849	};
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	trace "emergency_perl_save: flushing outstanding aio requests";
		3854	while (IO::AIO::nreqs || BDB::nreqs) {
		3855	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3856	}
		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
3277	};	3859	};
3278		3860
3279	warn "leave emergency perl save\n";	3861	info "emergency_perl_save: leave\n";
3280	}	3862	}
3281		3863
3282	sub post_cleanup {	3864	sub post_cleanup {
3283	my ($make_core) = @_;	3865	my ($make_core) = @_;
3284		3866
		3867	IO::AIO::flush;
		3868
3285	warn Carp::longmess "post_cleanup backtrace"	3869	error Carp::longmess "post_cleanup backtrace"
3286	if $make_core;	3870	if $make_core;
		3871
		3872	my $fh = pidfile;
		3873	unlink $PIDFILE if <$fh> == $$;
		3874	}
		3875
		3876	# a safer delete_package, copied from Symbol
		3877	sub clear_package($) {
		3878	my $pkg = shift;
		3879
		3880	# expand to full symbol table name if needed
		3881	unless ($pkg =~ /^main::.*::$/) {
		3882	$pkg = "main$pkg" if $pkg =~ /^::/;
		3883	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3884	$pkg .= '::' unless $pkg =~ /::$/;
		3885	}
		3886
		3887	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3888	my $stem_symtab = *{$stem}{HASH};
		3889
		3890	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3891	or return;
		3892
		3893	# clear all symbols
		3894	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3895	for my $name (keys %$leaf_symtab) {
		3896	_gv_clear *{"$pkg$name"};
		3897	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3898	}
3287	}	3899	}
3288		3900
3289	sub do_reload_perl() {	3901	sub do_reload_perl() {
3290	# can/must only be called in main	3902	# can/must only be called in main
3291	if ($Coro::current != $Coro::main) {	3903	unless (in_main) {
3292	warn "can only reload from main coroutine";	3904	error "can only reload from main coroutine";
3293	return;	3905	return;
3294	}	3906	}
3295		3907
3296	warn "reloading...";	3908	return if $RELOAD++;
3297		3909
3298	warn "entering sync_job";	3910	my $t1 = AE::time;
3299		3911
		3912	while ($RELOAD) {
		3913	cf::get_slot 0.1, -1, "reload_perl";
		3914	info "perl_reload: reloading...";
		3915
		3916	trace "perl_reload: entering sync_job";
		3917
3300	cf::sync_job {	3918	cf::sync_job {
3301	cf::write_runtime; # external watchdog should not bark
3302	cf::emergency_save;	3919	#cf::emergency_save;
3303	cf::write_runtime; # external watchdog should not bark
3304		3920
3305	warn "syncing database to disk";
3306	BDB::db_env_txn_checkpoint $DB_ENV;
3307
3308	# if anything goes wrong in here, we should simply crash as we already saved
3309
3310	warn "cancelling all WF_AUTOCANCEL watchers";
3311	for (Event::all_watchers) {
3312	$_->cancel if $_->data & WF_AUTOCANCEL;
3313	}
3314
3315	warn "flushing outstanding aio requests";
3316	for (;;) {
3317	BDB::flush;
3318	IO::AIO::flush;
3319	Coro::cede;
3320	last unless IO::AIO::nreqs || BDB::nreqs;
3321	warn "iterate...";
3322	}
3323
3324	++$RELOAD;
3325
3326	warn "cancelling all extension coros";	3921	trace "perl_reload: cancelling all extension coros";
3327	$_->cancel for values %EXT_CORO;	3922	$_->cancel for values %EXT_CORO;
3328	%EXT_CORO = ();	3923	%EXT_CORO = ();
3329		3924
3330	warn "removing commands";	3925	trace "perl_reload: removing commands";
3331	%COMMAND = ();	3926	%COMMAND = ();
3332		3927
3333	warn "removing ext/exti commands";	3928	trace "perl_reload: removing ext/exti commands";
3334	%EXTCMD = ();	3929	%EXTCMD = ();
3335	%EXTICMD = ();	3930	%EXTICMD = ();
3336		3931
3337	warn "unloading/nuking all extensions";	3932	trace "perl_reload: unloading/nuking all extensions";
3338	for my $pkg (@EXTS) {	3933	for my $pkg (@EXTS) {
3339	warn "... unloading $pkg";	3934	trace "... unloading $pkg";
3340		3935
3341	if (my $cb = $pkg->can ("unload")) {	3936	if (my $cb = $pkg->can ("unload")) {
3342	eval {	3937	eval {
3343	$cb->($pkg);	3938	$cb->($pkg);
3344	1	3939	1
3345	} or warn "$pkg unloaded, but with errors: $@";	3940	} or error "$pkg unloaded, but with errors: $@";
		3941	}
		3942
		3943	trace "... clearing $pkg";
		3944	clear_package $pkg;
3346	}	3945	}
3347		3946
3348	warn "... nuking $pkg";
3349	Symbol::delete_package $pkg;
3350	}
3351
3352	warn "unloading all perl modules loaded from $LIBDIR";	3947	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3353	while (my ($k, $v) = each %INC) {	3948	while (my ($k, $v) = each %INC) {
3354	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3949	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3355		3950
3356	warn "... unloading $k";	3951	trace "... unloading $k";
3357	delete $INC{$k};	3952	delete $INC{$k};
3358		3953
3359	$k =~ s/\.pm$//;	3954	$k =~ s/\.pm$//;
3360	$k =~ s/\//::/g;	3955	$k =~ s/\//::/g;
3361		3956
3362	if (my $cb = $k->can ("unload_module")) {	3957	if (my $cb = $k->can ("unload_module")) {
3363	$cb->();	3958	$cb->();
		3959	}
		3960
		3961	clear_package $k;
3364	}	3962	}
3365		3963
3366	Symbol::delete_package $k;
3367	}
3368
3369	warn "getting rid of safe::, as good as possible";	3964	trace "perl_reload: getting rid of safe::, as good as possible";
3370	Symbol::delete_package "safe::$_"	3965	clear_package "safe::$_"
3371	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3966	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3372		3967
3373	warn "unloading cf.pm \"a bit\"";	3968	trace "perl_reload: unloading cf.pm \"a bit\"";
3374	delete $INC{"cf.pm"};	3969	delete $INC{"cf.pm"};
3375	delete $INC{"cf/pod.pm"};	3970	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3376		3971
3377	# don't, removes xs symbols, too,	3972	# don't, removes xs symbols, too,
3378	# and global variables created in xs	3973	# and global variables created in xs
3379	#Symbol::delete_package __PACKAGE__;	3974	#clear_package __PACKAGE__;
3380		3975
3381	warn "unload completed, starting to reload now";	3976	info "perl_reload: unload completed, starting to reload now";
3382		3977
3383	warn "reloading cf.pm";	3978	trace "perl_reload: reloading cf.pm";
3384	require cf;	3979	require cf;
3385	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3980	cf::_connect_to_perl_1;
3386		3981
3387	warn "loading config and database again";	3982	trace "perl_reload: loading config and database again";
3388	cf::reload_config;	3983	cf::reload_config;
3389		3984
3390	warn "loading extensions";	3985	trace "perl_reload: loading extensions";
3391	cf::load_extensions;	3986	cf::load_extensions;
3392		3987
		3988	if ($REATTACH_ON_RELOAD) {
3393	warn "reattaching attachments to objects/players";	3989	trace "perl_reload: reattaching attachments to objects/players";
3394	_global_reattach; # objects, sockets	3990	_global_reattach; # objects, sockets
3395	warn "reattaching attachments to maps";	3991	trace "perl_reload: reattaching attachments to maps";
3396	reattach $_ for values %MAP;	3992	reattach $_ for values %MAP;
3397	warn "reattaching attachments to players";	3993	trace "perl_reload: reattaching attachments to players";
3398	reattach $_ for values %PLAYER;	3994	reattach $_ for values %PLAYER;
		3995	}
3399		3996
3400	warn "leaving sync_job";	3997	cf::_post_init 1;
3401		3998
		3999	trace "perl_reload: leaving sync_job";
		4000
3402	1	4001	1
3403	} or do {	4002	} or do {
3404	warn $@;	4003	error $@;
3405	warn "error while reloading, exiting.";	4004	cf::cleanup "perl_reload: error, exiting.";
3406	exit 1;	4005	};
		4006
		4007	--$RELOAD;
3407	};	4008	}
3408		4009
3409	warn "reloaded";	4010	$t1 = AE::time - $t1;
		4011	info "perl_reload: completed in ${t1}s\n";
3410	};	4012	};
3411		4013
3412	our $RELOAD_WATCHER; # used only during reload	4014	our $RELOAD_WATCHER; # used only during reload
3413		4015
3414	sub reload_perl() {	4016	sub reload_perl() {
3415	# doing reload synchronously and two reloads happen back-to-back,	4017	# doing reload synchronously and two reloads happen back-to-back,
3416	# coro crashes during coro_state_free->destroy here.	4018	# coro crashes during coro_state_free->destroy here.
3417		4019
3418	$RELOAD_WATCHER ||= Event->timer (	4020	$RELOAD_WATCHER ||= cf::async {
3419	reentrant => 0,	4021	Coro::AIO::aio_wait cache_extensions;
3420	after => 0,	4022
3421	data => WF_AUTOCANCEL,	4023	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3422	cb => sub {
3423	do_reload_perl;	4024	do_reload_perl;
3424	undef $RELOAD_WATCHER;	4025	undef $RELOAD_WATCHER;
3425	},	4026	};
3426	);	4027	};
3427	}	4028	}
3428		4029
3429	register_command "reload" => sub {	4030	register_command "reload" => sub {
3430	my ($who, $arg) = @_;	4031	my ($who, $arg) = @_;
3431		4032
3432	if ($who->flag (FLAG_WIZ)) {	4033	if ($who->flag (FLAG_WIZ)) {
3433	$who->message ("reloading server.");	4034	$who->message ("reloading server.");
		4035	async {
		4036	$Coro::current->{desc} = "perl_reload";
3434	async { reload_perl };	4037	reload_perl;
		4038	};
3435	}	4039	}
3436	};	4040	};
3437		4041
3438	unshift @INC, $LIBDIR;	4042	#############################################################################
3439		4043
3440	my $bug_warning = 0;	4044	my $bug_warning = 0;
3441		4045
3442	our @WAIT_FOR_TICK;	4046	our @WAIT_FOR_TICK;
3443	our @WAIT_FOR_TICK_BEGIN;	4047	our @WAIT_FOR_TICK_BEGIN;
3444		4048
3445	sub wait_for_tick {	4049	sub wait_for_tick() {
3446	return unless $TICK_WATCHER->is_active;
3447	return if $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3448		4051
3449	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3450	push @WAIT_FOR_TICK, $signal;	4053	push @WAIT_FOR_TICK, $signal;
3451	$signal->wait;	4054	$signal->wait;
3452	}	4055	}
3453		4056
3454	sub wait_for_tick_begin {	4057	sub wait_for_tick_begin() {
3455	return unless $TICK_WATCHER->is_active;
3456	return if $Coro::current == $Coro::main;	4058	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3457		4059
3458	my $signal = new Coro::Signal;	4060	my $signal = new Coro::Signal;
3459	push @WAIT_FOR_TICK_BEGIN, $signal;	4061	push @WAIT_FOR_TICK_BEGIN, $signal;
3460	$signal->wait;	4062	$signal->wait;
3461	}	4063	}
3462		4064
3463	our $stat_fh;	4065	sub tick {
3464	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3465
3466	$TICK_WATCHER = Event->timer (
3467	reentrant => 0,
3468	parked => 1,
3469	prio => 0,
3470	at => $NEXT_TICK || $TICK,
3471	data => WF_AUTOCANCEL,
3472	cb => sub {
3473	if ($Coro::current != $Coro::main) {	4066	if ($Coro::current != $Coro::main) {
3474	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4067	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3475	unless ++$bug_warning > 10;	4068	unless ++$bug_warning > 10;
3476	return;	4069	return;
3477	}	4070	}
3478		4071
3479	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3480
3481	$NOW = $tick_start = Event::time;
3482
3483	cf::server_tick; # one server iteration	4072	cf::server_tick; # one server iteration
3484		4073
3485	$RUNTIME += $TICK;	4074	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3486	$NEXT_TICK += $TICK;
3487		4075
3488	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4076	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3489	$NEXT_RUNTIME_WRITE = $NOW + 10;	4077	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3490	Coro::async_pool {	4078	Coro::async_pool {
		4079	$Coro::current->{desc} = "runtime saver";
3491	write_runtime	4080	write_runtime_sync
3492	or warn "ERROR: unable to write runtime file: $!";	4081	or error "ERROR: unable to write runtime file: $!";
3493	};
3494	}	4082	};
		4083	}
3495		4084
3496	# my $AFTER = Event::time;
3497	# warn $AFTER - $NOW;#d#
3498
3499	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4085	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3500	$sig->send;	4086	$sig->send;
3501	}	4087	}
3502	while (my $sig = shift @WAIT_FOR_TICK) {	4088	while (my $sig = shift @WAIT_FOR_TICK) {
3503	$sig->send;	4089	$sig->send;
3504	}	4090	}
3505		4091
3506	$NOW = Event::time;	4092	$LOAD = ($NOW - $TICK_START) / $TICK;
3507
3508	# if we are delayed by four ticks or more, skip them all
3509	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3510
3511	$TICK_WATCHER->at ($NEXT_TICK);
3512	$TICK_WATCHER->start;
3513
3514	$LOAD = ($NOW - $tick_start) / $TICK;
3515	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4093	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3516		4094
3517	_post_tick;	4095	if (0) {
3518		4096	if ($NEXT_TICK) {
3519	# gather some statistics#d#	4097	my $jitter = $TICK_START - $NEXT_TICK;
3520	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4098	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3521	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4099	debug "jitter $JITTER\n";#d#
		4100	}
3522	},	4101	}
3523	);	4102	}
3524		4103
3525	{	4104	{
		4105	# configure BDB
		4106
3526	BDB::min_parallel 8;	4107	BDB::min_parallel 16;
3527	BDB::max_poll_time $TICK * 0.1;	4108	BDB::max_poll_reqs $TICK * 0.1;
3528	$BDB_POLL_WATCHER = Event->io (	4109	$AnyEvent::BDB::WATCHER->priority (1);
3529	reentrant => 0,
3530	fd => BDB::poll_fileno,
3531	poll => 'r',
3532	prio => 0,
3533	data => WF_AUTOCANCEL,
3534	cb => \&BDB::poll_cb,
3535	);
3536
3537	BDB::set_sync_prepare {
3538	my $status;
3539	my $current = $Coro::current;
3540	(
3541	sub {
3542	$status = $!;
3543	$current->ready; undef $current;
3544	},
3545	sub {
3546	Coro::schedule while defined $current;
3547	$! = $status;
3548	},
3549	)
3550	};
3551		4110
3552	unless ($DB_ENV) {	4111	unless ($DB_ENV) {
3553	$DB_ENV = BDB::db_env_create;	4112	$DB_ENV = BDB::db_env_create;
		4113	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4114	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4115	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4116	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4117	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3554		4118
3555	cf::sync_job {	4119	cf::sync_job {
3556	eval {	4120	eval {
3557	BDB::db_env_open	4121	BDB::db_env_open
3558	$DB_ENV,	4122	$DB_ENV,
…		…
3560	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4124	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3561	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4125	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3562	0666;	4126	0666;
3563		4127
3564	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4128	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3565
3566	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3567	| BDB::LOG_AUTOREMOVE, 1);
3568	$DB_ENV->set_lk_detect;
3569	};	4129	};
3570		4130
3571	cf::cleanup "db_env_open(db): $@" if $@;	4131	cf::cleanup "db_env_open(db): $@" if $@;
3572	};	4132	};
3573	}	4133	}
3574		4134
3575	$BDB_CHECKPOINT_WATCHER = Event->timer (	4135	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3576	after => 11,	4136	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	interval => 60,	4137	};
3578	hard => 1,	4138	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => sub {
3582	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4139	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3583	},
3584	);	4140	};
3585	$BDB_TRICKLE_WATCHER = Event->timer (	4141	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3586	after => 5,
3587	interval => 10,
3588	hard => 1,
3589	prio => 0,
3590	data => WF_AUTOCANCEL,
3591	cb => sub {
3592	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4142	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3593	},
3594	);	4143	};
3595	}	4144	}
3596		4145
3597	{	4146	{
		4147	# configure IO::AIO
		4148
3598	IO::AIO::min_parallel 8;	4149	IO::AIO::min_parallel 8;
3599
3600	undef $Coro::AIO::WATCHER;
3601	IO::AIO::max_poll_time $TICK * 0.1;	4150	IO::AIO::max_poll_time $TICK * 0.1;
3602	$AIO_POLL_WATCHER = Event->io (	4151	undef $AnyEvent::AIO::WATCHER;
3603	reentrant => 0,
3604	data => WF_AUTOCANCEL,
3605	fd => IO::AIO::poll_fileno,
3606	poll => 'r',
3607	prio => 6,
3608	cb => \&IO::AIO::poll_cb,
3609	);
3610	}	4152	}
3611		4153
3612	my $_log_backtrace;	4154	our $_log_backtrace;
		4155	our $_log_backtrace_last;
3613		4156
3614	sub _log_backtrace {	4157	sub _log_backtrace {
3615	my ($msg, @addr) = @_;	4158	my ($msg, @addr) = @_;
3616		4159
3617	$msg =~ s/\n//;	4160	$msg =~ s/\n$//;
3618		4161
		4162	if ($_log_backtrace_last eq $msg) {
		4163	LOG llevInfo, "[ABT] $msg\n";
		4164	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3619	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3620	if ($_log_backtrace < 2) {	4166	} elsif ($_log_backtrace < 2) {
		4167	$_log_backtrace_last = $msg;
3621	++$_log_backtrace;	4168	++$_log_backtrace;
		4169	my $perl_bt = Carp::longmess $msg;
3622	async {	4170	async {
		4171	$Coro::current->{desc} = "abt $msg";
		4172
3623	my @bt = fork_call {	4173	my @bt = fork_call {
3624	@addr = map { sprintf "%x", $_ } @addr;	4174	@addr = map { sprintf "%x", $_ } @addr;
3625	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4175	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3626	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4176	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3627	or die "addr2line: $!";	4177	or die "addr2line: $!";
…		…
3635	}	4185	}
3636		4186
3637	@funcs	4187	@funcs
3638	};	4188	};
3639		4189
3640	LOG llevInfo, "[ABT] $msg\n";	4190	LOG llevInfo, "[ABT] $perl_bt\n";
		4191	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3641	LOG llevInfo, "[ABT] $_\n" for @bt;	4192	LOG llevInfo, "[ABT] $_\n" for @bt;
3642	--$_log_backtrace;	4193	--$_log_backtrace;
3643	};	4194	};
3644	} else {	4195	} else {
3645	LOG llevInfo, "[ABT] $msg\n";	4196	LOG llevInfo, "[ABT] $msg\n";
3646	LOG llevInfo, "[ABT] [suppressed]\n";	4197	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3647	}	4198	}
3648	}	4199	}
3649		4200
3650	# load additional modules	4201	# load additional modules
3651	use cf::pod;	4202	require "cf/$_.pm" for @EXTRA_MODULES;
		4203	cf::_connect_to_perl_2;
3652		4204
3653	END { cf::emergency_save }	4205	END { cf::emergency_save }
3654		4206
3655	1	4207	1
3656		4208

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