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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.368 by root, Wed Sep 12 11:18:25 2007 UTC vs.
Revision 1.558 by root, Tue Oct 5 22:35:30 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) = @_;
1639	# mit "rum" bekleckern, nicht	1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1640	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1867	}
1654		1868
1655	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1656		1870
1657	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1662		1876
1663	sub register {	1877	sub register {
1664	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1879	my $pkg = caller;
1666		1880
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1882
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1884	}
1672		1885
1673	# also paths starting with '/'	1886	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1888
1676	sub thawer_merge {	1889	sub thawer_merge {
1677	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1678		1891
1679	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1684	}	1897	}
1685		1898
1686	sub normalise {	1899	sub normalise {
1687	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1688		1901
1689	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1690		1903
1691	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1692		1905
1693	# map plan:	1906	# map plan:
1694	#	1907	#
…		…
1709	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1923	$path = "$base/$path";
1711	}	1924	}
1712		1925
1713	for ($path) {	1926	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1717	}	1929	}
1718		1930
1719	$path	1931	$path
…		…
1733	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1734	return $self;	1946	return $self;
1735	}	1947	}
1736	}	1948	}
1737		1949
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1951	()
1740	}	1952	}
1741		1953
1742	sub init {	1954	sub init {
1743	my ($self) = @_;	1955	my ($self) = @_;
…		…
1765		1977
1766	# the temporary/swap location	1978	# the temporary/swap location
1767	sub save_path {	1979	sub save_path {
1768	my ($self) = @_;	1980	my ($self) = @_;
1769		1981
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1982	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1983	"$TMPDIR/$path.map"
1772	}	1984	}
1773		1985
1774	# the unique path, undef == no special unique path	1986	# the unique path, undef == no special unique path
1775	sub uniq_path {	1987	sub uniq_path {
1776	my ($self) = @_;	1988	my ($self) = @_;
1777		1989
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1991	"$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	}	1992	}
1790		1993
1791	sub decay_objects {	1994	sub decay_objects {
1792	my ($self) = @_;	1995	my ($self) = @_;
1793		1996
…		…
1875		2078
1876	sub find;	2079	sub find;
1877	sub find {	2080	sub find {
1878	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
1879		2082
		2083	cf::cede_to_tick;
		2084
1880	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1881		2086
1882	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2089
1885	$cf::MAP{$path} || do {	2090	$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	2091	my $map = new_from_path cf::map $path
1890	or return;	2092	or return;
1891		2093
1892	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
1893		2095
…		…
1895	or return;	2097	or return;
1896		2098
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2099	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2100	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2101	#$cf::WAIT_FOR_TICK->wait;
		2102	undef $guard2;
1900	undef $guard1;	2103	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2104	$map->reset;
1903	return find $path;	2105	return find $path;
1904	}	2106	}
1905		2107
1906	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1907	}	2109	}
1908	}	2110	}
1909		2111
1910	sub pre_load { }	2112	sub pre_load { }
1911	sub post_load { }	2113	#sub post_load { } # XS
1912		2114
1913	sub load {	2115	sub load {
1914	my ($self) = @_;	2116	my ($self) = @_;
1915		2117
1916	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2135	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2136	$f->skip_block;
1935	$self->_load_objects ($f)	2137	$self->_load_objects ($f)
1936	or return;	2138	or return;
1937		2139
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
1939	if delete $self->{load_original};	2141	if delete $self->{load_original};
1940		2142
1941	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2144	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2145	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2164	$self->decay_objects;
1963	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
1964	$self->update_buttons;	2166	$self->update_buttons;
1965	cf::cede_to_tick;	2167	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2168	$self->activate;
1969	}	2169	}
1970		2170
1971	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
1973		2173
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2174	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2175	}
1976		2176
1977	$self->post_load;	2177	$self->post_load;
1978	}
1979		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2185	sub customise_for {
1981	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
1982		2187
1983	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2189	if $self->per_player;
…		…
2000	or next;	2205	or next;
2001	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
2002	or next;	2207	or next;
2003	$neigh->load;	2208	$neigh->load;
2004		2209
		2210	# now find the diagonal neighbours
2005	push @neigh,	2211	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2214	}
2009		2215
…		…
2016	}	2222	}
2017		2223
2018	sub find_sync {	2224	sub find_sync {
2019	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2020		2226
2021	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2022	}	2231	}
2023		2232
2024	sub do_load_sync {	2233	sub do_load_sync {
2025	my ($map) = @_;	2234	my ($map) = @_;
2026		2235
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2029		2238
2030	cf::sync_job { $map->load };	2239	$map->load;
2031	}	2240	}
2032		2241
2033	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2035		2244
…		…
2037	my ($path, $origin, $load) = @_;	2246	my ($path, $origin, $load) = @_;
2038		2247
2039	$path = normalise $path, $origin && $origin->{path};	2248	$path = normalise $path, $origin && $origin->{path};
2040		2249
2041	if (my $map = $cf::MAP{$path}) {	2250	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2251	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2252	}
2044		2253
2045	$MAP_PREFETCH{$path} |= $load;	2254	$MAP_PREFETCH{$path} |= $load;
2046		2255
2047	$MAP_PREFETCHER ||= cf::async {	2256	$MAP_PREFETCHER ||= cf::async {
		2257	$Coro::current->{desc} = "map prefetcher";
		2258
2048	while (%MAP_PREFETCH) {	2259	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2260	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2261	if (my $map = find $k) {
2051	$map->load if $v;	2262	$map->load if $v;
2052	}	2263	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2060		2271
2061	()	2272	()
2062	}	2273	}
2063		2274
		2275	# common code, used by both ->save and ->swapout
2064	sub save {	2276	sub _save {
2065	my ($self) = @_;	2277	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2278
2069	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2070		2280
2071	return unless $self->dirty;	2281	return unless $self->dirty;
2072		2282
…		…
2078	return if $self->{deny_save};	2288	return if $self->{deny_save};
2079		2289
2080	local $self->{last_access} = $self->last_access;#d#	2290	local $self->{last_access} = $self->last_access;#d#
2081		2291
2082	cf::async {	2292	cf::async {
		2293	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2294	$_->contr->save for $self->players;
2084	};	2295	};
		2296
		2297	cf::get_slot 0.02;
2085		2298
2086	if ($uniq) {	2299	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2300	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2301	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2302	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2304	}
2092	}	2305	}
2093		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2094	sub swap_out {	2315	sub swap_out {
2095	my ($self) = @_;	2316	my ($self) = @_;
2096		2317
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2319
		2320	return if $self->in_memory != cf::MAP_ACTIVE;
		2321	return if $self->{deny_save};
2102	return if $self->players;	2322	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2107		2374
2108	$self->deactivate;	2375	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2377	$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		2378
2156	$self->unlink_save;	2379	$self->unlink_save;
2157	$self->destroy;	2380	$self->destroy;
2158	}	2381	}
2159		2382
…		…
2167		2390
2168	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2169		2392
2170	$self->unlink_save;	2393	$self->unlink_save;
2171		2394
2172	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2400
…		…
2226		2449
2227	sub unique_maps() {	2450	sub unique_maps() {
2228	[	2451	[
2229	map {	2452	map {
2230	utf8::decode $_;	2453	utf8::decode $_;
2231	/\.map$/	2454	s/\.map$//; # TODO future compatibility hack
		2455	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2456	? ()
2232	? normalise $_	2457	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2459	]
2236	}	2460	}
2237		2461
2238	package cf;	2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
2239		2493
2240	=back	2494	=back
2241		2495
2242	=head3 cf::object	2496	=head3 cf::object
2243		2497
…		…
2247		2501
2248	=over 4	2502	=over 4
2249		2503
2250	=item $ob->inv_recursive	2504	=item $ob->inv_recursive
2251		2505
2252	Returns the inventory of the object _and_ their inventories, recursively.	2506	Returns the inventory of the object I<and> their inventories, recursively,
		2507	but I<not> the object itself.
2253		2508
2254	=cut	2509	=cut
2255		2510
2256	sub inv_recursive_;	2511	sub inv_recursive_;
2257	sub inv_recursive_ {	2512	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2517	inv_recursive_ inv $_[0]
2263	}	2518	}
2264		2519
2265	=item $ref = $ob->ref	2520	=item $ref = $ob->ref
2266		2521
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2522	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2523
2269	=item $ob = cf::object::deref ($refstring)	2524	=item $ob = cf::object::deref ($refstring)
2270		2525
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2526	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2527	even if the object actually exists. May block.
…		…
2274	=cut	2529	=cut
2275		2530
2276	sub deref {	2531	sub deref {
2277	my ($ref) = @_;	2532	my ($ref) = @_;
2278		2533
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2534	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2535	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2536	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2537	or return;
2286	$pl->ob->uuid eq $uuid	2538	$pl->ob->uuid eq $uuid
2287	or return;	2539	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2559	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2560	dialogue with the given NPC character.
2309		2561
2310	=cut	2562	=cut
2311		2563
		2564	our $SAY_CHANNEL = {
		2565	id => "say",
		2566	title => "Map",
		2567	reply => "say ",
		2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2569	};
		2570
		2571	our $CHAT_CHANNEL = {
		2572	id => "chat",
		2573	title => "Chat",
		2574	reply => "chat ",
		2575	tooltip => "Player chat and shouts, global to the server.",
		2576	};
		2577
2312	# rough implementation of a future "reply" method that works	2578	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2579	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2580	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2581	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2582	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2593	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2594	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2595
2330	} else {	2596	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2597	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2598	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2599	}
2334	}	2600	}
2335	}	2601	}
2336		2602
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2603	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2628
2363	=item $player_object->enter_link	2629	=item $player_object->enter_link
2364		2630
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2632
2367	The player should be reasonably safe there for short amounts of time. You	2633	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.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2369		2637
2370	Will never block.	2638	Will never block.
2371		2639
2372	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2373		2641
…		…
2393	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2662	my ($self) = @_;
2395		2663
2396	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2397		2665
		2666	++$self->{_link_recursion};
		2667
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2669
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2402		2672
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2674	}
2405		2675
2406	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2408		2678
…		…
2425	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2427		2697
2428	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2431		2701
2432	$map->load;	2702	$map->load;
2433	$map->load_neighbours;	2703	$map->load_neighbours;
2434		2704
2435	return unless $self->contr->active;	2705	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2706
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2440	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2441		2714
		2715	}
		2716
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2718
2444	Moves the player to the given map-path and coordinates by first freezing	2719	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	2720	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	2721	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	2722	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2723	be called at the end of this process.
2449		2724
		2725	Note that $check will be called with a potentially non-loaded map, so if
		2726	it needs a loaded map it has to call C<< ->load >>.
		2727
2450	=cut	2728	=cut
2451		2729
2452	our $GOTOGEN;	2730	our $GOTOGEN;
2453		2731
2454	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
		2740
2457	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2743
2460	$self->enter_link;	2744	$self->enter_link;
2461		2745
2462	(async {	2746	(async {
		2747	$Coro::current->{desc} = "player::goto $path $x $y";
		2748
2463	# *tag paths override both path and x|y	2749	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2750	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2751	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2752	my $ob = $obs[rand @obs];
2467		2753
2468	# see if we actually can go there	2754	# see if we actually can go there
2469	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {	2755	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2470	$ob = $obs[rand @obs];	2756	$ob = $obs[rand @obs];
		2757	} else {
		2758	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2759	}
2472	# else put him there anyways for now #d#	2760	# else put us there anyways for now #d#
2473		2761
2474	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2762	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2763	} else {
		2764	($path, $x, $y) = (undef, undef, undef);
2475	}	2765	}
2476	}	2766	}
2477		2767
2478	my $map = eval {	2768	my $map = eval {
2479	my $map = cf::map::find $path;	2769	my $map = defined $path ? cf::map::find $path : undef;
2480		2770
2481	if ($map) {	2771	if ($map) {
2482	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2483	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2484	} else {	2774	} else {
2485	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2486	}	2776	}
2487		2777
2488	$map	2778	$map
2489	};	2779	};
2490		2780
…		…
2496	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2497	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2498	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2499	}	2789	}
2500		2790
2501	$done->() if $done;	2791	$done->($self) if $done;
2502	})->prio (1);	2792	})->prio (1);
2503	}	2793	}
2504		2794
2505	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2506		2796
…		…
2526	}	2816	}
2527		2817
2528	sub prepare_random_map {	2818	sub prepare_random_map {
2529	my ($exit) = @_;	2819	my ($exit) = @_;
2530		2820
2531	my $guard = cf::lock_acquire "exit_prepare:$exit";
2532
2533	# all this does is basically replace the /! path by	2821	# all this does is basically replace the /! path by
2534	# a new random map path (?random/...) with a seed	2822	# a new random map path (?random/...) with a seed
2535	# that depends on the exit object	2823	# that depends on the exit object
2536		2824
2537	my $rmp = parse_random_map_params $exit->msg;	2825	my $rmp = parse_random_map_params $exit->msg;
…		…
2539	if ($exit->map) {	2827	if ($exit->map) {
2540	$rmp->{region} = $exit->region->name;	2828	$rmp->{region} = $exit->region->name;
2541	$rmp->{origin_map} = $exit->map->path;	2829	$rmp->{origin_map} = $exit->map->path;
2542	$rmp->{origin_x} = $exit->x;	2830	$rmp->{origin_x} = $exit->x;
2543	$rmp->{origin_y} = $exit->y;	2831	$rmp->{origin_y} = $exit->y;
		2832
		2833	$exit->map->touch;
2544	}	2834	}
2545		2835
2546	$rmp->{random_seed} ||= $exit->random_seed;	2836	$rmp->{random_seed} ||= $exit->random_seed;
2547		2837
2548	my $data = cf::to_json $rmp;	2838	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2549	my $md5 = Digest::MD5::md5_hex $data;	2839	my $md5 = Digest::MD5::md5_hex $data;
2550	my $meta = "$RANDOMDIR/$md5.meta";	2840	my $meta = "$RANDOMDIR/$md5.meta";
2551		2841
2552	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2842	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2553	aio_write $fh, 0, (length $data), $data, 0;	2843	aio_write $fh, 0, (length $data), $data, 0;
2554	undef $fh;	2844	undef $fh;
2555	aio_rename "$meta~", $meta;	2845	aio_rename "$meta~", $meta;
2556		2846
		2847	my $slaying = "?random/$md5";
		2848
		2849	if ($exit->valid) {
2557	$exit->slaying ("?random/$md5");	2850	$exit->slaying ("?random/$md5");
2558	$exit->msg (undef);	2851	$exit->msg (undef);
		2852	}
2559	}	2853	}
2560	}	2854	}
2561		2855
2562	sub cf::object::player::enter_exit {	2856	sub cf::object::player::enter_exit {
2563	my ($self, $exit) = @_;	2857	my ($self, $exit) = @_;
2564		2858
2565	return unless $self->type == cf::PLAYER;	2859	return unless $self->type == cf::PLAYER;
2566		2860
2567	if ($exit->slaying eq "/!") {
2568	#TODO: this should de-fi-ni-te-ly not be a sync-job
2569	# the problem is that $exit might not survive long enough
2570	# so it needs to be done right now, right here
2571	cf::sync_job { prepare_random_map $exit };
2572	}
2573
2574	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2575	my $hp = $exit->stats->hp;
2576	my $sp = $exit->stats->sp;
2577
2578	$self->enter_link;	2861	$self->enter_link;
2579		2862
2580	# if exit is damned, update players death & WoR home-position
2581	$self->contr->savebed ($slaying, $hp, $sp)
2582	if $exit->flag (FLAG_DAMNED);
2583
2584	(async {	2863	(async {
2585	$self->deactivate_recursive; # just to be sure	2864	$Coro::current->{desc} = "enter_exit";
		2865
2586	unless (eval {	2866	unless (eval {
		2867	$self->deactivate_recursive; # just to be sure
		2868
		2869	# random map handling
		2870	{
		2871	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2872
		2873	prepare_random_map $exit
		2874	if $exit->slaying eq "/!";
		2875	}
		2876
		2877	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2878	my $x = $exit->stats->hp;
		2879	my $y = $exit->stats->sp;
		2880
2587	$self->goto ($slaying, $hp, $sp);	2881	$self->goto ($map, $x, $y);
2588		2882
		2883	# if exit is damned, update players death & WoR home-position
		2884	$self->contr->savebed ($map, $x, $y)
		2885	if $exit->flag (cf::FLAG_DAMNED);
		2886
2589	1;	2887	1
2590	}) {	2888	}) {
2591	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2592	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2593	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2594	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2595		2893
2596	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2597	$self->leave_link;	2895	$self->leave_link;
2598	}	2896	}
2599	})->prio (1);	2897	})->prio (1);
2600	}	2898	}
2601		2899
…		…
2613	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2614	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2615		2913
2616	utf8::encode $text;	2914	utf8::encode $text;
2617	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2618	}	2941	}
2619		2942
2620	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2621		2944
2622	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2624	the message, with C<log> being the default. If C<$color> is negative, suppress	2947	the message, with C<log> being the default. If C<$color> is negative, suppress
2625	the message unless the client supports the msg packet.	2948	the message unless the client supports the msg packet.
2626		2949
2627	=cut	2950	=cut
2628		2951
		2952	# non-persistent channels (usually the info channel)
2629	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2630	"c/identify" => {	2960	"c/identify" => {
2631	id => "identify",	2961	id => "infobox",
2632	title => "Identify",	2962	title => "Identify",
2633	reply => undef,	2963	reply => undef,
2634	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
2635	},	2965	},
2636	"c/examine" => {	2966	"c/examine" => {
2637	id => "examine",	2967	id => "infobox",
2638	title => "Examine",	2968	title => "Examine",
2639	reply => undef,	2969	reply => undef,
2640	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
2641	},	2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
		2977	},
		2978	"c/book" => {
		2979	id => "infobox",
		2980	title => "Book",
		2981	reply => undef,
		2982	tooltip => "The contents of a note or book",
		2983	},
		2984	"c/lookat" => {
		2985	id => "infobox",
		2986	title => "Look",
		2987	reply => undef,
		2988	tooltip => "What you saw there",
		2989	},
		2990	"c/who" => {
		2991	id => "infobox",
		2992	title => "Players",
		2993	reply => undef,
		2994	tooltip => "Shows players who are currently online",
		2995	},
		2996	"c/body" => {
		2997	id => "infobox",
		2998	title => "Body Parts",
		2999	reply => undef,
		3000	tooltip => "Shows which body parts you posess and are available",
		3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
		3038	"c/uptime" => {
		3039	id => "infobox",
		3040	title => "Uptime",
		3041	reply => undef,
		3042	tooltip => "How long the server has been running since last restart",
		3043	},
		3044	"c/mapinfo" => {
		3045	id => "infobox",
		3046	title => "Map Info",
		3047	reply => undef,
		3048	tooltip => "Information related to the maps",
		3049	},
		3050	"c/party" => {
		3051	id => "party",
		3052	title => "Party",
		3053	reply => "gsay ",
		3054	tooltip => "Messages and chat related to your party",
		3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
2642	);	3064	);
2643		3065
2644	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2645	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2646		3068
2647	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2648		3071
2649	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2650		3073
2651	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2652	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3075	if ($CHANNEL{$channel}) {
		3076	$channel = $CHANNEL{$channel};
2653		3077
		3078	$self->ext_msg (channel_info => $channel);
		3079	$channel = $channel->{id};
		3080
2654	if (ref $channel) {	3081	} elsif (ref $channel) {
2655	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2656	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2657	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2658	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2659	if $self->can_msg;
2660	}	3086	}
2661		3087
2662	$channel = $channel->{id};	3088	$channel = $channel->{id};
2663	}	3089	}
2664		3090
2665	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2666		3092
2667	if ($self->can_msg) {
2668	# default colour, mask it out	3093	# default colour, mask it out
2669	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2670	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2671		3096
2672	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2673	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2674	} else {	3100	);
2675	if ($color >= 0) {
2676	# replace some tags by gcfclient-compatible ones
2677	for ($msg) {
2678	1 while
2679	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2680	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2681	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2682	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2683	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2684	}
2685		3101
2686	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($pkt);
2687
2688	utf8::encode $msg;
2689
2690	if (0 && $msg =~ /\[/) {
2691	# COMMAND/INFO
2692	$self->send_packet ("drawextinfo $color 10 8 $msg")
2693	} else {
2694	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2695	$self->send_packet ("drawinfo $color $msg")
2696	}
2697	}
2698	}
2699	}	3103	}
2700		3104
2701	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2702		3106
2703	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2706		3110
2707	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2708	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2709		3113
2710	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2712	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2713	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2714	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2715	}	3119	}
2716	}	3120	}
2717		3121
2718	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2719		3123
…		…
2723		3127
2724	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2725	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2726		3130
2727	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2728	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2729	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2730	#TODO: version 1, remove	3134	#TODO: version 1, remove
2731	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2732	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2733	}	3137	}
2734	}	3138	}
2735		3139
2736	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2737		3141
…		…
2808		3212
2809	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
2810	if $reply;	3214	if $reply;
2811		3215
2812	} else {	3216	} else {
2813	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2814	}	3218	}
2815		3219
2816	cf::override;	3220	cf::override;
2817	},	3221	},
2818	);	3222	);
…		…
2838		3242
2839	$coro	3243	$coro
2840	}	3244	}
2841		3245
2842	cf::client->attach (	3246	cf::client->attach (
2843	on_destroy => sub {	3247	on_client_destroy => sub {
2844	my ($ns) = @_;	3248	my ($ns) = @_;
2845		3249
2846	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2847	},	3251	},
2848	);	3252	);
…		…
2864	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
2865		3269
2866	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
2867		3271
2868	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
2869	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
2870	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
2871	sort time	3275	sort time
2872	));	3276	));
2873		3277
2874	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
2876	=pod	3280	=pod
2877		3281
2878	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
2879		3283
2880	cf::object	3284	cf::object
2881	contr pay_amount pay_player map x y force_find force_add	3285	contr pay_amount pay_player map x y force_find force_add destroy
2882	insert remove name archname title slaying race decrease_ob_nr	3286	insert remove name archname title slaying race decrease split
		3287	value
2883		3288
2884	cf::object::player	3289	cf::object::player
2885	player	3290	player
2886		3291
2887	cf::player	3292	cf::player
…		…
2892		3297
2893	=cut	3298	=cut
2894		3299
2895	for (	3300	for (
2896	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2897	insert remove inv name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
2898	decrease_ob_nr)],	3303	decrease split destroy change_exp value msg lore send_msg)],
2899	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
2900	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
2901	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
2902	) {	3307	) {
2903	no strict 'refs';
2904	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
2905	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2906	for @funs;	3310	for @funs;
2907	}	3311	}
2908		3312
…		…
2923		3327
2924	my $qcode = $code;	3328	my $qcode = $code;
2925	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2926	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
2927		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
2928	local $_;	3335	local $_;
2929	local @safe::cf::_safe_eval_args = values %vars;
2930		3336
2931	my $eval =	3337	my $eval =
2932	"do {\n"	3338	"do {\n"
2933	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2934	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
2935	. $code	3341	. $code
2936	. "\n}"	3342	. "\n}"
2937	;	3343	;
2938		3344
		3345	if ($CFG{safe_eval}) {
2939	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
2940	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2941	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
2942		3354
2943	if ($@) {	3355	if ($@) {
2944	warn "$@";	3356	warn "$@",
2945	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
2946	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
2947	}	3359	}
2948		3360
2949	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
2950	}	3362	}
2951		3363
…		…
2965	=cut	3377	=cut
2966		3378
2967	sub register_script_function {	3379	sub register_script_function {
2968	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
2969		3381
2970	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
2971	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
2972	}	3384	}
2973		3385
2974	=back	3386	=back
2975		3387
2976	=cut	3388	=cut
…		…
2985	# for this (global event?)	3397	# for this (global event?)
2986	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
2987		3399
2988	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2989		3401
2990	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
2991		3403
2992	my $facedata;
2993	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
2994	or die "$path: $!";	3405	or die "$path: $!";
2995		3406
2996	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
2997		3408
2998	$facedata->{version} == 2	3409	$facedata->{version} == 2
2999	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
3000		3411
3001	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3002	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
3003	type => FT_RSRC,	3415	type => FT_RSRC,
3004	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
3005	};	3418	};
3006	cf::cede_to_tick;	3419	cf::cede_to_tick;
3007		3420
3008	{	3421	{
3009	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
3010		3423
3011	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
3012	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3426
3013	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
3014	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
3015	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3016	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3431	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3017		3432
3018	cf::cede_to_tick;	3433	cf::cede_to_tick;
3019	}	3434	}
3020		3435
3021	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
3022	next unless $info->{smooth};	3437	next unless $info->{smooth};
		3438
3023	my $idx = cf::face::find $face	3439	my $idx = cf::face::find $face
3024	or next;	3440	or next;
		3441
3025	if (my $smooth = cf::face::find $info->{smooth}) {	3442	if (my $smooth = cf::face::find $info->{smooth}) {
3026	cf::face::set_smooth $idx, $smooth;	3443	cf::face::set_smooth $idx, $smooth;
3027	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3444	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3028	} else {	3445	} else {
3029	warn "smooth face '$info->{smooth}' not found for face '$face'";	3446	error "smooth face '$info->{smooth}' not found for face '$face'";
3030	}	3447	}
3031		3448
3032	cf::cede_to_tick;	3449	cf::cede_to_tick;
3033	}	3450	}
3034	}	3451	}
…		…
3043		3460
3044	cf::anim::invalidate_all; # d'oh	3461	cf::anim::invalidate_all; # d'oh
3045	}	3462	}
3046		3463
3047	{	3464	{
3048	# TODO: for gcfclient pleasure, we should give resources
3049	# that gcfclient doesn't grok a >10000 face index.
3050	my $res = $facedata->{resource};	3465	my $res = $facedata->{resource};
3051		3466
3052	my $soundconf = delete $res->{"res/sound.conf"};
3053
3054	while (my ($name, $info) = each %$res) {	3467	while (my ($name, $info) = each %$res) {
		3468	if (defined $info->{type}) {
3055	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3469	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3056	my $data;
3057		3470
3058	if ($info->{type} & 1) {	3471	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3059	# prepend meta info	3472	cf::face::set_type $idx, $info->{type};
3060
3061	my $meta = $enc->encode ({
3062	name => $name,
3063	%{ $info->{meta} || {} },
3064	});
3065
3066	$data = pack "(w/a*)*", $meta, $info->{data};
3067	} else {	3473	} else {
3068	$data = $info->{data};	3474	$RESOURCE{$name} = $info; # unused
3069	}	3475	}
3070		3476
3071	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3072	cf::face::set_type $idx, $info->{type};
3073
3074	cf::cede_to_tick;	3477	cf::cede_to_tick;
3075	}	3478	}
3076
3077	if ($soundconf) {
3078	$soundconf = $enc->decode (delete $soundconf->{data});
3079
3080	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3081	my $sound = $soundconf->{compat}[$_]
3082	or next;
3083
3084	my $face = cf::face::find "sound/$sound->[1]";
3085	cf::sound::set $sound->[0] => $face;
3086	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3087	}
3088
3089	while (my ($k, $v) = each %{$soundconf->{event}}) {
3090	my $face = cf::face::find "sound/$v";
3091	cf::sound::set $k => $face;
3092	}
3093	}
3094	}	3479	}
		3480
		3481	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3095		3482
3096	1	3483	1
3097	}	3484	}
3098		3485
3099	register_exticmd fx_want => sub {	3486	register_exticmd fx_want => sub {
…		…
3101		3488
3102	while (my ($k, $v) = each %$want) {	3489	while (my ($k, $v) = each %$want) {
3103	$ns->fx_want ($k, $v);	3490	$ns->fx_want ($k, $v);
3104	}	3491	}
3105	};	3492	};
		3493
		3494	sub load_resource_file($) {
		3495	my $guard = lock_acquire "load_resource_file";
		3496
		3497	my $status = load_resource_file_ $_[0];
		3498	get_slot 0.1, 100;
		3499	cf::arch::commit_load;
		3500
		3501	$status
		3502	}
3106		3503
3107	sub reload_regions {	3504	sub reload_regions {
3108	# HACK to clear player env face cache, we need some signal framework	3505	# HACK to clear player env face cache, we need some signal framework
3109	# for this (global event?)	3506	# for this (global event?)
3110	%ext::player_env::MUSIC_FACE_CACHE = ();	3507	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3124	}	3521	}
3125		3522
3126	sub reload_archetypes {	3523	sub reload_archetypes {
3127	load_resource_file "$DATADIR/archetypes"	3524	load_resource_file "$DATADIR/archetypes"
3128	or die "unable to load archetypes\n";	3525	or die "unable to load archetypes\n";
3129	#d# NEED to laod twice to resolve forward references
3130	# this really needs to be done in an extra post-pass
3131	# (which needs to be synchronous, so solve it differently)
3132	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";
3134	}	3526	}
3135		3527
3136	sub reload_treasures {	3528	sub reload_treasures {
3137	load_resource_file "$DATADIR/treasures"	3529	load_resource_file "$DATADIR/treasures"
3138	or die "unable to load treasurelists\n";	3530	or die "unable to load treasurelists\n";
3139	}	3531	}
3140		3532
		3533	sub reload_sound {
		3534	trace "loading sound config from $DATADIR/sound\n";
		3535
		3536	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3537	or die "$DATADIR/sound $!";
		3538
		3539	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3540
		3541	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3542	my $sound = $soundconf->{compat}[$_]
		3543	or next;
		3544
		3545	my $face = cf::face::find "sound/$sound->[1]";
		3546	cf::sound::set $sound->[0] => $face;
		3547	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3548	}
		3549
		3550	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3551	my $face = cf::face::find "sound/$v";
		3552	cf::sound::set $k => $face;
		3553	}
		3554	}
		3555
3141	sub reload_resources {	3556	sub reload_resources {
3142	warn "reloading resource files...\n";	3557	trace "reloading resource files...\n";
3143		3558
		3559	reload_exp_table;
		3560	reload_materials;
		3561	reload_facedata;
		3562	reload_sound;
		3563	reload_archetypes;
3144	reload_regions;	3564	reload_regions;
3145	reload_facedata;
3146	#reload_archetypes;#d#
3147	reload_archetypes;
3148	reload_treasures;	3565	reload_treasures;
3149		3566
3150	warn "finished reloading resource files\n";	3567	trace "finished reloading resource files\n";
3151	}
3152
3153	sub init {
3154	reload_resources;
3155	}	3568	}
3156		3569
3157	sub reload_config {	3570	sub reload_config {
3158	open my $fh, "<:utf8", "$CONFDIR/config"	3571	trace "reloading config file...\n";
3159	or return;
3160		3572
3161	local $/;	3573	0 < aio_load "$CONFDIR/config", my $config
3162	*CFG = YAML::Syck::Load <$fh>;	3574	or die "$CONFDIR/config: $!";
3163		3575
		3576	utf8::decode $config;
		3577	*CFG = yaml_load $config;
		3578
3164	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3579	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3165		3580
3166	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3581	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3167	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3582	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3168		3583
3169	if (exists $CFG{mlockall}) {	3584	if (exists $CFG{mlockall}) {
…		…
3173	};	3588	};
3174	warn $@ if $@;	3589	warn $@ if $@;
3175	}	3590	}
3176	}	3591	}
3177		3592
		3593	sub pidfile() {
		3594	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3595	or die "$PIDFILE: $!";
		3596	flock $fh, &Fcntl::LOCK_EX
		3597	or die "$PIDFILE: flock: $!";
		3598	$fh
		3599	}
		3600
		3601	# make sure only one server instance is running at any one time
		3602	sub atomic {
		3603	my $fh = pidfile;
		3604
		3605	my $pid = <$fh>;
		3606	kill 9, $pid if $pid > 0;
		3607
		3608	seek $fh, 0, 0;
		3609	print $fh $$;
		3610	}
		3611
		3612	sub main_loop {
		3613	trace "EV::loop starting\n";
		3614	if (1) {
		3615	EV::loop;
		3616	}
		3617	trace "EV::loop returned\n";
		3618	goto &main_loop unless $REALLY_UNLOOP;
		3619	}
		3620
3178	sub main {	3621	sub main {
		3622	cf::init_globals; # initialise logging
		3623
		3624	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3625	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3626	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3627	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3628
		3629	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3630
3179	# we must not ever block the main coroutine	3631	# we must not ever block the main coroutine
3180	local $Coro::idle = sub {	3632	local $Coro::idle = sub {
3181	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3633	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3182	(async {	3634	(async {
3183	Event::one_event;	3635	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3636	EV::loop EV::LOOP_ONESHOT;
3184	})->prio (Coro::PRIO_MAX);	3637	})->prio (Coro::PRIO_MAX);
3185	};	3638	};
3186		3639
		3640	evthread_start IO::AIO::poll_fileno;
		3641
		3642	cf::sync_job {
		3643	cf::incloader::init ();
		3644
		3645	cf::init_anim;
		3646	cf::init_attackmess;
		3647	cf::init_dynamic;
		3648
		3649	cf::load_settings;
		3650
		3651	reload_resources;
3187	reload_config;	3652	reload_config;
3188	db_init;	3653	db_init;
		3654
		3655	cf::init_uuid;
		3656	cf::init_signals;
		3657	cf::init_skills;
		3658
		3659	cf::init_beforeplay;
		3660
		3661	atomic;
		3662
3189	load_extensions;	3663	load_extensions;
3190		3664
3191	$TICK_WATCHER->start;	3665	utime time, time, $RUNTIMEFILE;
3192	Event::loop;	3666
		3667	# no (long-running) fork's whatsoever before this point(!)
		3668	use POSIX ();
		3669	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3670
		3671	cf::_post_init 0;
		3672	};
		3673
		3674	cf::object::thawer::errors_are_fatal 0;
		3675	info "parse errors in files are no longer fatal from this point on.\n";
		3676
		3677	my $free_main; $free_main = EV::idle sub {
		3678	undef $free_main;
		3679	undef &main; # free gobs of memory :)
		3680	};
		3681
		3682	goto &main_loop;
3193	}	3683	}
3194		3684
3195	#############################################################################	3685	#############################################################################
3196	# initialisation and cleanup	3686	# initialisation and cleanup
3197		3687
3198	# install some emergency cleanup handlers	3688	# install some emergency cleanup handlers
3199	BEGIN {	3689	BEGIN {
		3690	our %SIGWATCHER = ();
3200	for my $signal (qw(INT HUP TERM)) {	3691	for my $signal (qw(INT HUP TERM)) {
3201	Event->signal (	3692	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3202	reentrant => 0,
3203	data => WF_AUTOCANCEL,
3204	signal => $signal,
3205	prio => 0,
3206	cb => sub {
3207	cf::cleanup "SIG$signal";	3693	cf::cleanup "SIG$signal";
3208	},
3209	);	3694	};
3210	}	3695	}
3211	}	3696	}
3212		3697
3213	sub write_runtime {	3698	sub write_runtime_sync {
3214	my $runtime = "$LOCALDIR/runtime";	3699	my $t0 = AE::time;
3215		3700
3216	# first touch the runtime file to show we are still running:	3701	# first touch the runtime file to show we are still running:
3217	# the fsync below can take a very very long time.	3702	# the fsync below can take a very very long time.
3218		3703
3219	IO::AIO::aio_utime $runtime, undef, undef;	3704	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3220		3705
3221	my $guard = cf::lock_acquire "write_runtime";	3706	my $guard = cf::lock_acquire "write_runtime";
3222		3707
3223	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3224	or return;	3709	or return;
3225		3710
3226	my $value = $cf::RUNTIME + 90 + 10;	3711	my $value = $cf::RUNTIME + 90 + 10;
3227	# 10 is the runtime save interval, for a monotonic clock	3712	# 10 is the runtime save interval, for a monotonic clock
3228	# 60 allows for the watchdog to kill the server.	3713	# 60 allows for the watchdog to kill the server.
…		…
3238	aio_utime $fh, undef, undef;	3723	aio_utime $fh, undef, undef;
3239		3724
3240	close $fh	3725	close $fh
3241	or return;	3726	or return;
3242		3727
3243	aio_rename "$runtime~", $runtime	3728	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3244	and return;	3729	and return;
3245		3730
3246	warn "runtime file written.\n";	3731	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3247		3732
3248	1	3733	1
		3734	}
		3735
		3736	our $uuid_lock;
		3737	our $uuid_skip;
		3738
		3739	sub write_uuid_sync($) {
		3740	$uuid_skip ||= $_[0];
		3741
		3742	return if $uuid_lock;
		3743	local $uuid_lock = 1;
		3744
		3745	my $uuid = "$LOCALDIR/uuid";
		3746
		3747	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3748	or return;
		3749
		3750	my $value = uuid_seq uuid_cur;
		3751
		3752	unless ($value) {
		3753	info "cowardly refusing to write zero uuid value!\n";
		3754	return;
		3755	}
		3756
		3757	my $value = uuid_str $value + $uuid_skip;
		3758	$uuid_skip = 0;
		3759
		3760	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3761	and return;
		3762
		3763	# always fsync - this file is important
		3764	aio_fsync $fh
		3765	and return;
		3766
		3767	close $fh
		3768	or return;
		3769
		3770	aio_rename "$uuid~", $uuid
		3771	and return;
		3772
		3773	trace "uuid file written ($value).\n";
		3774
		3775	1
		3776
		3777	}
		3778
		3779	sub write_uuid($$) {
		3780	my ($skip, $sync) = @_;
		3781
		3782	$sync ? write_uuid_sync $skip
		3783	: async { write_uuid_sync $skip };
3249	}	3784	}
3250		3785
3251	sub emergency_save() {	3786	sub emergency_save() {
3252	my $freeze_guard = cf::freeze_mainloop;	3787	my $freeze_guard = cf::freeze_mainloop;
3253		3788
3254	warn "enter emergency perl save\n";	3789	info "emergency_perl_save: enter\n";
		3790
		3791	# this is a trade-off: we want to be very quick here, so
		3792	# save all maps without fsync, and later call a global sync
		3793	# (which in turn might be very very slow)
		3794	local $USE_FSYNC = 0;
3255		3795
3256	cf::sync_job {	3796	cf::sync_job {
		3797	cf::write_runtime_sync; # external watchdog should not bark
		3798
3257	# use a peculiar iteration method to avoid tripping on perl	3799	# use a peculiar iteration method to avoid tripping on perl
3258	# refcount bugs in for. also avoids problems with players	3800	# refcount bugs in for. also avoids problems with players
3259	# and maps saved/destroyed asynchronously.	3801	# and maps saved/destroyed asynchronously.
3260	warn "begin emergency player save\n";	3802	info "emergency_perl_save: begin player save\n";
3261	for my $login (keys %cf::PLAYER) {	3803	for my $login (keys %cf::PLAYER) {
3262	my $pl = $cf::PLAYER{$login} or next;	3804	my $pl = $cf::PLAYER{$login} or next;
3263	$pl->valid or next;	3805	$pl->valid or next;
		3806	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3264	$pl->save;	3807	$pl->save;
3265	}	3808	}
3266	warn "end emergency player save\n";	3809	info "emergency_perl_save: end player save\n";
3267		3810
3268	warn "begin emergency map save\n";	3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
		3813	info "emergency_perl_save: begin map save\n";
3269	for my $path (keys %cf::MAP) {	3814	for my $path (keys %cf::MAP) {
3270	my $map = $cf::MAP{$path} or next;	3815	my $map = $cf::MAP{$path} or next;
3271	$map->valid or next;	3816	$map->valid or next;
3272	$map->save;	3817	$map->save;
3273	}	3818	}
3274	warn "end emergency map save\n";	3819	info "emergency_perl_save: end map save\n";
3275		3820
3276	warn "begin emergency database checkpoint\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin database checkpoint\n";
3277	BDB::db_env_txn_checkpoint $DB_ENV;	3824	BDB::db_env_txn_checkpoint $DB_ENV;
3278	warn "end emergency database checkpoint\n";	3825	info "emergency_perl_save: end database checkpoint\n";
		3826
		3827	info "emergency_perl_save: begin write uuid\n";
		3828	write_uuid_sync 1;
		3829	info "emergency_perl_save: end write uuid\n";
		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	trace "emergency_perl_save: syncing database to disk";
		3834	BDB::db_env_txn_checkpoint $DB_ENV;
		3835
		3836	info "emergency_perl_save: starting sync\n";
		3837	IO::AIO::aio_sync sub {
		3838	info "emergency_perl_save: finished sync\n";
		3839	};
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: flushing outstanding aio requests";
		3844	while (IO::AIO::nreqs || BDB::nreqs) {
		3845	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3846	}
		3847
		3848	cf::write_runtime_sync; # external watchdog should not bark
3279	};	3849	};
3280		3850
3281	warn "leave emergency perl save\n";	3851	info "emergency_perl_save: leave\n";
3282	}	3852	}
3283		3853
3284	sub post_cleanup {	3854	sub post_cleanup {
3285	my ($make_core) = @_;	3855	my ($make_core) = @_;
3286		3856
		3857	IO::AIO::flush;
		3858
3287	warn Carp::longmess "post_cleanup backtrace"	3859	error Carp::longmess "post_cleanup backtrace"
3288	if $make_core;	3860	if $make_core;
		3861
		3862	my $fh = pidfile;
		3863	unlink $PIDFILE if <$fh> == $$;
		3864	}
		3865
		3866	# a safer delete_package, copied from Symbol
		3867	sub clear_package($) {
		3868	my $pkg = shift;
		3869
		3870	# expand to full symbol table name if needed
		3871	unless ($pkg =~ /^main::.*::$/) {
		3872	$pkg = "main$pkg" if $pkg =~ /^::/;
		3873	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3874	$pkg .= '::' unless $pkg =~ /::$/;
		3875	}
		3876
		3877	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3878	my $stem_symtab = *{$stem}{HASH};
		3879
		3880	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3881	or return;
		3882
		3883	# clear all symbols
		3884	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3885	for my $name (keys %$leaf_symtab) {
		3886	_gv_clear *{"$pkg$name"};
		3887	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3888	}
3289	}	3889	}
3290		3890
3291	sub do_reload_perl() {	3891	sub do_reload_perl() {
3292	# can/must only be called in main	3892	# can/must only be called in main
3293	if ($Coro::current != $Coro::main) {	3893	unless (in_main) {
3294	warn "can only reload from main coroutine";	3894	error "can only reload from main coroutine";
3295	return;	3895	return;
3296	}	3896	}
3297		3897
3298	warn "reloading...";	3898	return if $RELOAD++;
3299		3899
3300	warn "entering sync_job";	3900	my $t1 = AE::time;
3301		3901
		3902	while ($RELOAD) {
		3903	cf::get_slot 0.1, -1, "reload_perl";
		3904	info "perl_reload: reloading...";
		3905
		3906	trace "perl_reload: entering sync_job";
		3907
3302	cf::sync_job {	3908	cf::sync_job {
3303	cf::write_runtime; # external watchdog should not bark
3304	cf::emergency_save;	3909	#cf::emergency_save;
3305	cf::write_runtime; # external watchdog should not bark
3306		3910
3307	warn "syncing database to disk";
3308	BDB::db_env_txn_checkpoint $DB_ENV;
3309
3310	# if anything goes wrong in here, we should simply crash as we already saved
3311
3312	warn "cancelling all WF_AUTOCANCEL watchers";
3313	for (Event::all_watchers) {
3314	$_->cancel if $_->data & WF_AUTOCANCEL;
3315	}
3316
3317	warn "flushing outstanding aio requests";
3318	for (;;) {
3319	BDB::flush;
3320	IO::AIO::flush;
3321	Coro::cede;
3322	last unless IO::AIO::nreqs || BDB::nreqs;
3323	warn "iterate...";
3324	}
3325
3326	++$RELOAD;
3327
3328	warn "cancelling all extension coros";	3911	trace "perl_reload: cancelling all extension coros";
3329	$_->cancel for values %EXT_CORO;	3912	$_->cancel for values %EXT_CORO;
3330	%EXT_CORO = ();	3913	%EXT_CORO = ();
3331		3914
3332	warn "removing commands";	3915	trace "perl_reload: removing commands";
3333	%COMMAND = ();	3916	%COMMAND = ();
3334		3917
3335	warn "removing ext/exti commands";	3918	trace "perl_reload: removing ext/exti commands";
3336	%EXTCMD = ();	3919	%EXTCMD = ();
3337	%EXTICMD = ();	3920	%EXTICMD = ();
3338		3921
3339	warn "unloading/nuking all extensions";	3922	trace "perl_reload: unloading/nuking all extensions";
3340	for my $pkg (@EXTS) {	3923	for my $pkg (@EXTS) {
3341	warn "... unloading $pkg";	3924	trace "... unloading $pkg";
3342		3925
3343	if (my $cb = $pkg->can ("unload")) {	3926	if (my $cb = $pkg->can ("unload")) {
3344	eval {	3927	eval {
3345	$cb->($pkg);	3928	$cb->($pkg);
3346	1	3929	1
3347	} or warn "$pkg unloaded, but with errors: $@";	3930	} or error "$pkg unloaded, but with errors: $@";
		3931	}
		3932
		3933	trace "... clearing $pkg";
		3934	clear_package $pkg;
3348	}	3935	}
3349		3936
3350	warn "... nuking $pkg";
3351	Symbol::delete_package $pkg;
3352	}
3353
3354	warn "unloading all perl modules loaded from $LIBDIR";	3937	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3355	while (my ($k, $v) = each %INC) {	3938	while (my ($k, $v) = each %INC) {
3356	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3939	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3357		3940
3358	warn "... unloading $k";	3941	trace "... unloading $k";
3359	delete $INC{$k};	3942	delete $INC{$k};
3360		3943
3361	$k =~ s/\.pm$//;	3944	$k =~ s/\.pm$//;
3362	$k =~ s/\//::/g;	3945	$k =~ s/\//::/g;
3363		3946
3364	if (my $cb = $k->can ("unload_module")) {	3947	if (my $cb = $k->can ("unload_module")) {
3365	$cb->();	3948	$cb->();
		3949	}
		3950
		3951	clear_package $k;
3366	}	3952	}
3367		3953
3368	Symbol::delete_package $k;
3369	}
3370
3371	warn "getting rid of safe::, as good as possible";	3954	trace "perl_reload: getting rid of safe::, as good as possible";
3372	Symbol::delete_package "safe::$_"	3955	clear_package "safe::$_"
3373	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3956	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3374		3957
3375	warn "unloading cf.pm \"a bit\"";	3958	trace "perl_reload: unloading cf.pm \"a bit\"";
3376	delete $INC{"cf.pm"};	3959	delete $INC{"cf.pm"};
3377	delete $INC{"cf/pod.pm"};	3960	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3378		3961
3379	# don't, removes xs symbols, too,	3962	# don't, removes xs symbols, too,
3380	# and global variables created in xs	3963	# and global variables created in xs
3381	#Symbol::delete_package __PACKAGE__;	3964	#clear_package __PACKAGE__;
3382		3965
3383	warn "unload completed, starting to reload now";	3966	info "perl_reload: unload completed, starting to reload now";
3384		3967
3385	warn "reloading cf.pm";	3968	trace "perl_reload: reloading cf.pm";
3386	require cf;	3969	require cf;
3387	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3970	cf::_connect_to_perl_1;
3388		3971
3389	warn "loading config and database again";	3972	trace "perl_reload: loading config and database again";
3390	cf::reload_config;	3973	cf::reload_config;
3391		3974
3392	warn "loading extensions";	3975	trace "perl_reload: loading extensions";
3393	cf::load_extensions;	3976	cf::load_extensions;
3394		3977
		3978	if ($REATTACH_ON_RELOAD) {
3395	warn "reattaching attachments to objects/players";	3979	trace "perl_reload: reattaching attachments to objects/players";
3396	_global_reattach; # objects, sockets	3980	_global_reattach; # objects, sockets
3397	warn "reattaching attachments to maps";	3981	trace "perl_reload: reattaching attachments to maps";
3398	reattach $_ for values %MAP;	3982	reattach $_ for values %MAP;
3399	warn "reattaching attachments to players";	3983	trace "perl_reload: reattaching attachments to players";
3400	reattach $_ for values %PLAYER;	3984	reattach $_ for values %PLAYER;
		3985	}
3401		3986
3402	warn "leaving sync_job";	3987	cf::_post_init 1;
3403		3988
		3989	trace "perl_reload: leaving sync_job";
		3990
3404	1	3991	1
3405	} or do {	3992	} or do {
3406	warn $@;	3993	error $@;
3407	warn "error while reloading, exiting.";	3994	cf::cleanup "perl_reload: error, exiting.";
3408	exit 1;	3995	};
		3996
		3997	--$RELOAD;
3409	};	3998	}
3410		3999
3411	warn "reloaded";	4000	$t1 = AE::time - $t1;
		4001	info "perl_reload: completed in ${t1}s\n";
3412	};	4002	};
3413		4003
3414	our $RELOAD_WATCHER; # used only during reload	4004	our $RELOAD_WATCHER; # used only during reload
3415		4005
3416	sub reload_perl() {	4006	sub reload_perl() {
3417	# doing reload synchronously and two reloads happen back-to-back,	4007	# doing reload synchronously and two reloads happen back-to-back,
3418	# coro crashes during coro_state_free->destroy here.	4008	# coro crashes during coro_state_free->destroy here.
3419		4009
3420	$RELOAD_WATCHER ||= Event->timer (	4010	$RELOAD_WATCHER ||= cf::async {
3421	reentrant => 0,	4011	Coro::AIO::aio_wait cache_extensions;
3422	after => 0,	4012
3423	data => WF_AUTOCANCEL,	4013	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3424	cb => sub {
3425	do_reload_perl;	4014	do_reload_perl;
3426	undef $RELOAD_WATCHER;	4015	undef $RELOAD_WATCHER;
3427	},	4016	};
3428	);	4017	};
3429	}	4018	}
3430		4019
3431	register_command "reload" => sub {	4020	register_command "reload" => sub {
3432	my ($who, $arg) = @_;	4021	my ($who, $arg) = @_;
3433		4022
3434	if ($who->flag (FLAG_WIZ)) {	4023	if ($who->flag (FLAG_WIZ)) {
3435	$who->message ("reloading server.");	4024	$who->message ("reloading server.");
		4025	async {
		4026	$Coro::current->{desc} = "perl_reload";
3436	async { reload_perl };	4027	reload_perl;
		4028	};
3437	}	4029	}
3438	};	4030	};
3439		4031
3440	unshift @INC, $LIBDIR;	4032	#############################################################################
3441		4033
3442	my $bug_warning = 0;	4034	my $bug_warning = 0;
3443		4035
3444	our @WAIT_FOR_TICK;	4036	our @WAIT_FOR_TICK;
3445	our @WAIT_FOR_TICK_BEGIN;	4037	our @WAIT_FOR_TICK_BEGIN;
3446		4038
3447	sub wait_for_tick {	4039	sub wait_for_tick() {
3448	return unless $TICK_WATCHER->is_active;
3449	return if $Coro::current == $Coro::main;	4040	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3450		4041
3451	my $signal = new Coro::Signal;	4042	my $signal = new Coro::Signal;
3452	push @WAIT_FOR_TICK, $signal;	4043	push @WAIT_FOR_TICK, $signal;
3453	$signal->wait;	4044	$signal->wait;
3454	}	4045	}
3455		4046
3456	sub wait_for_tick_begin {	4047	sub wait_for_tick_begin() {
3457	return unless $TICK_WATCHER->is_active;
3458	return if $Coro::current == $Coro::main;	4048	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3459		4049
3460	my $signal = new Coro::Signal;	4050	my $signal = new Coro::Signal;
3461	push @WAIT_FOR_TICK_BEGIN, $signal;	4051	push @WAIT_FOR_TICK_BEGIN, $signal;
3462	$signal->wait;	4052	$signal->wait;
3463	}	4053	}
3464		4054
3465	our $stat_fh;	4055	sub tick {
3466	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3467
3468	$TICK_WATCHER = Event->timer (
3469	reentrant => 0,
3470	parked => 1,
3471	prio => 0,
3472	at => $NEXT_TICK || $TICK,
3473	data => WF_AUTOCANCEL,
3474	cb => sub {
3475	if ($Coro::current != $Coro::main) {	4056	if ($Coro::current != $Coro::main) {
3476	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3477	unless ++$bug_warning > 10;	4058	unless ++$bug_warning > 10;
3478	return;	4059	return;
3479	}	4060	}
3480		4061
3481	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3482
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	4062	cf::server_tick; # one server iteration
3486		4063
3487	$RUNTIME += $TICK;	4064	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3488	$NEXT_TICK += $TICK;
3489		4065
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4066	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	4067	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	4068	Coro::async_pool {
		4069	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	4070	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	4071	or error "ERROR: unable to write runtime file: $!";
3495	};
3496	}	4072	};
		4073	}
3497		4074
3498	# my $AFTER = Event::time;
3499	# warn $AFTER - $NOW;#d#
3500
3501	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4075	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3502	$sig->send;	4076	$sig->send;
3503	}	4077	}
3504	while (my $sig = shift @WAIT_FOR_TICK) {	4078	while (my $sig = shift @WAIT_FOR_TICK) {
3505	$sig->send;	4079	$sig->send;
3506	}	4080	}
3507		4081
3508	$NOW = Event::time;	4082	$LOAD = ($NOW - $TICK_START) / $TICK;
3509
3510	# if we are delayed by four ticks or more, skip them all
3511	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3512
3513	$TICK_WATCHER->at ($NEXT_TICK);
3514	$TICK_WATCHER->start;
3515
3516	$LOAD = ($NOW - $tick_start) / $TICK;
3517	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4083	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3518		4084
3519	_post_tick;	4085	if (0) {
3520		4086	if ($NEXT_TICK) {
3521	# gather some statistics#d#	4087	my $jitter = $TICK_START - $NEXT_TICK;
3522	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4088	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3523	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4089	debug "jitter $JITTER\n";#d#
		4090	}
3524	},	4091	}
3525	);	4092	}
3526		4093
3527	{	4094	{
		4095	# configure BDB
		4096
3528	BDB::min_parallel 8;	4097	BDB::min_parallel 16;
3529	BDB::max_poll_time $TICK * 0.1;	4098	BDB::max_poll_reqs $TICK * 0.1;
3530	$BDB_POLL_WATCHER = Event->io (	4099	$AnyEvent::BDB::WATCHER->priority (1);
3531	reentrant => 0,
3532	fd => BDB::poll_fileno,
3533	poll => 'r',
3534	prio => 0,
3535	data => WF_AUTOCANCEL,
3536	cb => \&BDB::poll_cb,
3537	);
3538
3539	BDB::set_sync_prepare {
3540	my $status;
3541	my $current = $Coro::current;
3542	(
3543	sub {
3544	$status = $!;
3545	$current->ready; undef $current;
3546	},
3547	sub {
3548	Coro::schedule while defined $current;
3549	$! = $status;
3550	},
3551	)
3552	};
3553		4100
3554	unless ($DB_ENV) {	4101	unless ($DB_ENV) {
3555	$DB_ENV = BDB::db_env_create;	4102	$DB_ENV = BDB::db_env_create;
		4103	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4104	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4105	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4106	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4107	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3556		4108
3557	cf::sync_job {	4109	cf::sync_job {
3558	eval {	4110	eval {
3559	BDB::db_env_open	4111	BDB::db_env_open
3560	$DB_ENV,	4112	$DB_ENV,
…		…
3562	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4114	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3563	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4115	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3564	0666;	4116	0666;
3565		4117
3566	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4118	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3567
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3569	| BDB::LOG_AUTOREMOVE, 1);
3570	$DB_ENV->set_lk_detect;
3571	};	4119	};
3572		4120
3573	cf::cleanup "db_env_open(db): $@" if $@;	4121	cf::cleanup "db_env_open(db): $@" if $@;
3574	};	4122	};
3575	}	4123	}
3576		4124
3577	$BDB_CHECKPOINT_WATCHER = Event->timer (	4125	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3578	after => 11,	4126	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3579	interval => 60,	4127	};
3580	hard => 1,	4128	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	prio => 0,
3582	data => WF_AUTOCANCEL,
3583	cb => sub {
3584	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4129	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3585	},
3586	);	4130	};
3587	$BDB_TRICKLE_WATCHER = Event->timer (	4131	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3588	after => 5,
3589	interval => 10,
3590	hard => 1,
3591	prio => 0,
3592	data => WF_AUTOCANCEL,
3593	cb => sub {
3594	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4132	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3595	},
3596	);	4133	};
3597	}	4134	}
3598		4135
3599	{	4136	{
		4137	# configure IO::AIO
		4138
3600	IO::AIO::min_parallel 8;	4139	IO::AIO::min_parallel 8;
3601
3602	undef $Coro::AIO::WATCHER;
3603	IO::AIO::max_poll_time $TICK * 0.1;	4140	IO::AIO::max_poll_time $TICK * 0.1;
3604	$AIO_POLL_WATCHER = Event->io (	4141	undef $AnyEvent::AIO::WATCHER;
3605	reentrant => 0,
3606	data => WF_AUTOCANCEL,
3607	fd => IO::AIO::poll_fileno,
3608	poll => 'r',
3609	prio => 6,
3610	cb => \&IO::AIO::poll_cb,
3611	);
3612	}	4142	}
3613		4143
3614	my $_log_backtrace;	4144	our $_log_backtrace;
		4145	our $_log_backtrace_last;
3615		4146
3616	sub _log_backtrace {	4147	sub _log_backtrace {
3617	my ($msg, @addr) = @_;	4148	my ($msg, @addr) = @_;
3618		4149
3619	$msg =~ s/\n//;	4150	$msg =~ s/\n$//;
3620		4151
		4152	if ($_log_backtrace_last eq $msg) {
		4153	LOG llevInfo, "[ABT] $msg\n";
		4154	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3621	# limit the # of concurrent backtraces	4155	# limit the # of concurrent backtraces
3622	if ($_log_backtrace < 2) {	4156	} elsif ($_log_backtrace < 2) {
		4157	$_log_backtrace_last = $msg;
3623	++$_log_backtrace;	4158	++$_log_backtrace;
		4159	my $perl_bt = Carp::longmess $msg;
3624	async {	4160	async {
		4161	$Coro::current->{desc} = "abt $msg";
		4162
3625	my @bt = fork_call {	4163	my @bt = fork_call {
3626	@addr = map { sprintf "%x", $_ } @addr;	4164	@addr = map { sprintf "%x", $_ } @addr;
3627	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4165	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3628	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4166	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3629	or die "addr2line: $!";	4167	or die "addr2line: $!";
…		…
3637	}	4175	}
3638		4176
3639	@funcs	4177	@funcs
3640	};	4178	};
3641		4179
3642	LOG llevInfo, "[ABT] $msg\n";	4180	LOG llevInfo, "[ABT] $perl_bt\n";
		4181	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3643	LOG llevInfo, "[ABT] $_\n" for @bt;	4182	LOG llevInfo, "[ABT] $_\n" for @bt;
3644	--$_log_backtrace;	4183	--$_log_backtrace;
3645	};	4184	};
3646	} else {	4185	} else {
3647	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $msg\n";
3648	LOG llevInfo, "[ABT] [suppressed]\n";	4187	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3649	}	4188	}
3650	}	4189	}
3651		4190
3652	# load additional modules	4191	# load additional modules
3653	use cf::pod;	4192	require "cf/$_.pm" for @EXTRA_MODULES;
		4193	cf::_connect_to_perl_2;
3654		4194
3655	END { cf::emergency_save }	4195	END { cf::emergency_save }
3656		4196
3657	1	4197	1
3658		4198

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