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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.551 by root, Sun May 16 13:48:07 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
267		404
268	=item cf::lock_wait $string	405	=item cf::lock_wait $string
269		406
270	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
271		408
272	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
273		410
274	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
277	returned.	414	returned.
278		415
279	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	417	deadlocked coro.
…		…
286		423
287	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
288		425
289	=cut	426	=cut
290		427
291	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		429
294	sub lock_wait($) {	430	sub lock_wait($) {
295	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	432	}
308		433
309	sub lock_acquire($) {	434	sub lock_acquire($) {
310	my ($key) = @_;	435	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	436	}
324		437
325	sub lock_active($) {	438	sub lock_active($) {
326	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	440	}
330		441
331	sub freeze_mainloop {	442	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
333		444
334	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	446	}
336	};	447
337	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
338	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
339	}	461	}
340		462
341	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
342		464
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		473
352	=cut	474	=cut
353		475
354	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
356		479
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
359	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
360		486
361	while () {	487	while () {
362	next_job:	488	next_job:
		489
363	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	491
365	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	496	$job->[2]->send;
369	Coro::cede;	497	Coro::cede;
370	goto next_job;	498	goto next_job;
371	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	501	}
373	}	502	}
374		503
375	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	507	$signal->wait;
379	} else {	508	} else {
		509	$busy = 0;
380	Coro::schedule;	510	Coro::schedule;
381	}	511	}
382	}	512	}
383	};	513	};
384		514
385	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
386	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
387		519
388	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
389	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
390		523
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
404		537
405	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
406		539
407	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
408		541
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	545	acceptable.
413		546
414	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
415	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
…		…
419	=cut	552	=cut
420		553
421	sub sync_job(&) {	554	sub sync_job(&) {
422	my ($job) = @_;	555	my ($job) = @_;
423		556
424	if ($Coro::current == $Coro::main) {	557	if (in_main) {
425	my $time = Event::time;	558	my $time = AE::time;
426		559
427	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
429		562
430	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	564
432	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
433		566
434	my $busy = 1;	567	my $busy = 1;
435	my @res;	568	my @res;
436		569
437	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	572	@res = eval { $job->() };
439	warn $@ if $@;	573	error $@ if $@;
440	undef $busy;	574	undef $busy;
441	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
442		576
443	while ($busy) {	577	while ($busy) {
444	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
445	}	582	}
		583	}
446		584
447	$time = Event::time - $time;	585	my $time = AE::time - $time;
448		586
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
453		588
454	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
455	} else {	590	} else {
456	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
457		592
…		…
477	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
478		613
479	$coro	614	$coro
480	}	615	}
481		616
482	=item fork_call { }, $args	617	=item fork_call { }, @args
483		618
484	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
485	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
488		623
489	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
490		629
491	sub fork_call(&@) {	630	sub fork_call(&@) {
492	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
493		632
494	# 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,
495	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
497		636
498	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
499	reset_signals;	638	cf::post_fork;
500	&$cb	639	&$cb
501	}, @args;	640	} @args;
502		641
503	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
504	}	681	}
505		682
506	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
507		684
508	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
518	within each server.	695	within each server.
519		696
520	=cut	697	=cut
521		698
522	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
523	my ($name) = @_;	703	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
525		705
526	eval {	706	eval {
527	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
537	}	717	}
538		718
539	our $DB;	719	our $DB;
540		720
541	sub db_init {	721	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	722	$DB ||= db_table "db";
544	};
545	}	723	}
546		724
547	sub db_get($$) {	725	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
549		727
550	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
551	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
552		732
553	$! ? ()	733	$! ? ()
554	: $data	734	: $data
555	}
556	}	735	}
557		736
558	sub db_put($$$) {	737	sub db_put($$$) {
559	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
616		795
617	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	797	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
620		799
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		801
623	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
626		805
…		…
636		815
637	=cut	816	=cut
638		817
639	sub datalog($@) {	818	sub datalog($@) {
640	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	821	}
643		822
644	=back	823	=back
645		824
646	=cut	825	=cut
647		826
648	#############################################################################	827	#############################################################################
649		828
650	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
651		830
652	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
653	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")
654	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
655		834
656	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>
657	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
658	Crossfire TRT).	837	Deliantra).
659		838
660	=over 4	839	=over 4
661		840
662	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
663		842
…		…
707	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
708		887
709	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
710	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
711		890
712	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		893
715	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
716		895
717	=over 4	896	=over 4
…		…
841		1020
842	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1023
845	} elsif (ref $type) {	1024	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
847		1026
848	} else {	1027	} else {
849	shift @arg;	1028	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
851	}	1030	}
852	}	1031	}
853	}	1032	}
854		1033
855	sub _object_attach {	1034	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
866	}	1045	}
867		1046
868	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
869	} else {	1048	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1050	}
872		1051
873	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
874	}	1053	}
875		1054
…		…
934		1113
935	for (@$callbacks) {	1114	for (@$callbacks) {
936	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
937		1116
938	if ($@) {	1117	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1119	override;
942	}	1120	}
943		1121
944	return 1 if $override;	1122	return 1 if $override;
945	}	1123	}
946		1124
947	0	1125	0
948	}	1126	}
949		1127
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1129
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1131
954	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
955		1133
…		…
961		1139
962	=cut	1140	=cut
963		1141
964	#############################################################################	1142	#############################################################################
965	# object support	1143	# object support
966	#
967		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#
968	sub _can_merge {	1178	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
970		1180
971	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1182
975	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
976	}	1185	}
977		1186
978	sub reattach {	1187	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1189	my ($obj) = @_;
981		1190
		1191	# no longer needed after getting rid of delete_package?
982	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
983		1193
984	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
985		1195
986	@$registry = ();	1196	@$registry = ();
987		1197
…		…
992	for (@$attach) {	1202	for (@$attach) {
993	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
995	}	1205	}
996	} else {	1206	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1208	}
999	}	1209	}
1000	}	1210	}
1001		1211
1002	cf::attachable->attach (	1212	cf::attachable->attach (
1003	prio => -1000000,	1213	prio => -1000000,
1004	on_instantiate => sub {	1214	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1006		1216
1007	$data = from_json $data;	1217	$data = decode_json $data;
1008		1218
1009	for (@$data) {	1219	for (@$data) {
1010	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1011		1221
1012	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1026	);	1236	);
1027		1237
1028	sub object_freezer_save {	1238	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1030		1240
1031	my $guard = cf::lock_acquire "io";
1032
1033	sync_job {	1241	sync_job {
1034	if (length $$rdata) {	1242	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1038		1247
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	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	}
1043	close $fh;	1255	aio_close $fh;
1044		1256
1045	if (@$objs) {	1257	if (@$objs) {
1046	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) {
1047	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1050	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	}
1051	close $fh;	1266	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1268	}
1054	} else {	1269	} else {
1055	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1056	}	1271	}
1057		1272
1058	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1277	} else {
1060	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1061	}	1279	}
1062	} else {	1280	} else {
1063	aio_unlink $filename;	1281	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1065	}	1283	}
1066	};	1284	};
1067
1068	undef $guard;
1069	}	1285	}
1070		1286
1071	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1073		1289
…		…
1078		1294
1079	sub object_thawer_load {	1295	sub object_thawer_load {
1080	my ($filename) = @_;	1296	my ($filename) = @_;
1081		1297
1082	my ($data, $av);	1298	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1299
1086	(aio_load $filename, $data) >= 0	1300	(aio_load $filename, $data) >= 0
1087	or return;	1301	or return;
1088		1302
1089	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1305	or return;
1092		1306
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1095	}	1309	}
1096		1310
1097	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1100		1315
1101	($data, $av)	1316	($data, $av)
1102	}	1317	}
1103		1318
1104	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1161		1376
1162	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1163	}	1378	}
1164		1379
		1380	use File::Glob ();
		1381
1165	cf::player->attach (	1382	cf::player->attach (
1166	on_command => sub {	1383	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1168		1385
1169	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1170	or return;	1387	or return;
1171		1388
…		…
1194		1411
1195	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1413	if $reply;
1197		1414
1198	} else {	1415	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1417	}
1201		1418
1202	cf::override;	1419	cf::override;
1203	},	1420	},
1204	);	1421	);
1205		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
1206	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1207	cf::sync_job {	1439	cf::sync_job {
1208	my %todo;	1440	my %todo;
1209		1441
1210	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1443	next unless -r $path;
…		…
1229		1461
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1464
1233	$ext{source} =	1465	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1236	. $source	1468	. $source
1237	. "\n};\n1";	1469	. "\n};\n1";
1238		1470
1239	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1240	}	1472	}
1241		1473
		1474	my $pass = 0;
1242	my %done;	1475	my %done;
1243	while (%todo) {	1476	while (%todo) {
1244	my $progress;	1477	my $progress;
1245		1478
		1479	++$pass;
		1480
		1481	ext:
1246	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1484	next ext
1249	unless exists $done{$_};	1485	unless exists $done{$_};
1250	}	1486	}
1251		1487
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1489
1254	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1259	warn $msg;	1497
1260	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1499	delete $todo{$k};
1262	}	1500	} else {
1263		1501	$done{$k} = delete $todo{$k};
1264	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1265	}	1507	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1508	}
1271		1509
1272	skip:	1510	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	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	}
1275	}	1518	}
1276	};	1519	};
1277	}	1520	}
1278		1521
1279	#############################################################################	1522	#############################################################################
1280		1523
1281	=back	1524	=back
1282		1525
1283	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1284		1527
1285	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1286		1529
1287	=cut	1530	=cut
1288		1531
1289	package cf::player;	1532	package cf::player;
1290		1533
…		…
1333		1576
1334	sub exists($) {	1577	sub exists($) {
1335	my ($login) = @_;	1578	my ($login) = @_;
1336		1579
1337	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1339	}	1582	}
1340		1583
1341	sub find($) {	1584	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1586	my $login = $_[0];
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1597
1355	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1599	or return;
1357		1600
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1360	or return;	1602	or return;
		1603
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1364	}	1607	}
1365	}	1608	}
1366	}	1609	}
1367		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
1368	sub save($) {	1624	sub save($) {
1369	my ($pl) = @_;	1625	my ($pl) = @_;
1370		1626
1371	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1372		1628
…		…
1375		1631
1376	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1377		1633
1378	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1379	$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];
1380		1641
1381	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1643	cf::cede_to_tick;
1383	}	1644	}
1384		1645
…		…
1416	my ($pl) = @_;	1677	my ($pl) = @_;
1417		1678
1418	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1419		1680
1420	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1421	$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
1422		1683
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1424	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1426	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1427		1692
1428	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1430	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1468		1733
1469	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1470	my $path = path $login;	1735	my $path = path $login;
1471		1736
1472	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1743	}
1478		1744
…		…
1482		1748
1483	\@logins	1749	\@logins
1484	}	1750	}
1485		1751
1486	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1487		1755
1488	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1489	player. May block.	1757	player. May block.
1490		1758
1491	=cut	1759	=cut
…		…
1509	}	1777	}
1510		1778
1511	\@paths	1779	\@paths
1512	}	1780	}
1513		1781
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1783
1516	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1785
1565	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1566		1787
1567	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1568		1789
…		…
1600		1821
1601	=cut	1822	=cut
1602		1823
1603	sub find_by_path($) {	1824	sub find_by_path($) {
1604	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1605		1828
1606	my ($match, $specificity);	1829	my ($match, $specificity);
1607		1830
1608	for my $region (list) {	1831	for my $region (list) {
1609	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1635	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1637		1860
1638	sub generate_random_map {	1861	sub generate_random_map {
1639	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1640	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1867	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1645	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1646	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1647	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1648	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1663		1889
1664	sub register {	1890	sub register {
1665	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1666	my $pkg = caller;	1892	my $pkg = caller;
1667		1893
1668	no strict;
1669	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1670		1895
1671	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1672	}	1897	}
1673		1898
1674	# also paths starting with '/'	1899	# also paths starting with '/'
1675	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1676		1901
1677	sub thawer_merge {	1902	sub thawer_merge {
1678	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1679		1904
1680	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1685	}	1910	}
1686		1911
1687	sub normalise {	1912	sub normalise {
1688	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1689		1914
1690	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1691		1916
1692	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1693		1918
1694	# map plan:	1919	# map plan:
1695	#	1920	#
…		…
1710	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1711	$path = "$base/$path";	1936	$path = "$base/$path";
1712	}	1937	}
1713		1938
1714	for ($path) {	1939	for ($path) {
1715	redo if s{//}{/};
1716	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1717	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1718	}	1942	}
1719		1943
1720	$path	1944	$path
…		…
1734	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1735	return $self;	1959	return $self;
1736	}	1960	}
1737	}	1961	}
1738		1962
1739	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1740	()	1964	()
1741	}	1965	}
1742		1966
1743	sub init {	1967	sub init {
1744	my ($self) = @_;	1968	my ($self) = @_;
…		…
1766		1990
1767	# the temporary/swap location	1991	# the temporary/swap location
1768	sub save_path {	1992	sub save_path {
1769	my ($self) = @_;	1993	my ($self) = @_;
1770		1994
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1995	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1996	"$TMPDIR/$path.map"
1773	}	1997	}
1774		1998
1775	# the unique path, undef == no special unique path	1999	# the unique path, undef == no special unique path
1776	sub uniq_path {	2000	sub uniq_path {
1777	my ($self) = @_;	2001	my ($self) = @_;
1778		2002
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2003	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	2004	"$UNIQUEDIR/$path"
1781	}
1782
1783	# and all this just because we cannot iterate over
1784	# all maps in C++...
1785	sub change_all_map_light {
1786	my ($change) = @_;
1787
1788	$_->change_map_light ($change)
1789	for grep $_->outdoor, values %cf::MAP;
1790	}	2005	}
1791		2006
1792	sub decay_objects {	2007	sub decay_objects {
1793	my ($self) = @_;	2008	my ($self) = @_;
1794		2009
…		…
1876		2091
1877	sub find;	2092	sub find;
1878	sub find {	2093	sub find {
1879	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
1880		2095
		2096	cf::cede_to_tick;
		2097
1881	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
1882		2099
1883	cf::lock_wait "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
1885		2102
1886	$cf::MAP{$path} || do {	2103	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1889
1890	my $map = new_from_path cf::map $path	2104	my $map = new_from_path cf::map $path
1891	or return;	2105	or return;
1892		2106
1893	$map->{last_save} = $cf::RUNTIME;	2107	$map->{last_save} = $cf::RUNTIME;
1894		2108
…		…
1896	or return;	2110	or return;
1897		2111
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2112	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2113	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2114	#$cf::WAIT_FOR_TICK->wait;
		2115	undef $guard2;
1901	undef $guard1;	2116	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2117	$map->reset;
1904	return find $path;	2118	return find $path;
1905	}	2119	}
1906		2120
1907	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
1908	}	2122	}
1909	}	2123	}
1910		2124
1911	sub pre_load { }	2125	sub pre_load { }
1912	sub post_load { }	2126	#sub post_load { } # XS
1913		2127
1914	sub load {	2128	sub load {
1915	my ($self) = @_;	2129	my ($self) = @_;
1916		2130
1917	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2148	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2149	$f->skip_block;
1936	$self->_load_objects ($f)	2150	$self->_load_objects ($f)
1937	or return;	2151	or return;
1938		2152
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2153	$self->post_load_original
1940	if delete $self->{load_original};	2154	if delete $self->{load_original};
1941		2155
1942	if (my $uniq = $self->uniq_path) {	2156	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2157	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2158	unless (aio_stat $uniq) {
…		…
1962	unless ($self->{deny_activate}) {	2176	unless ($self->{deny_activate}) {
1963	$self->decay_objects;	2177	$self->decay_objects;
1964	$self->fix_auto_apply;	2178	$self->fix_auto_apply;
1965	$self->update_buttons;	2179	$self->update_buttons;
1966	cf::cede_to_tick;	2180	cf::cede_to_tick;
1967	$self->set_darkness_map;
1968	cf::cede_to_tick;
1969	$self->activate;	2181	$self->activate;
1970	}	2182	}
1971		2183
1972	$self->{last_save} = $cf::RUNTIME;	2184	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2185	$self->last_access ($cf::RUNTIME);
1974		2186
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2187	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2188	}
1977		2189
1978	$self->post_load;	2190	$self->post_load;
1979	}	2191	}
1980		2192
		2193	# customize the map for a given player, i.e.
		2194	# return the _real_ map. used by e.g. per-player
		2195	# maps to change the path to ~playername/mappath
1981	sub customise_for {	2196	sub customise_for {
1982	my ($self, $ob) = @_;	2197	my ($self, $ob) = @_;
1983		2198
1984	return find "~" . $ob->name . "/" . $self->{path}	2199	return find "~" . $ob->name . "/" . $self->{path}
1985	if $self->per_player;	2200	if $self->per_player;
…		…
2001	or next;	2216	or next;
2002	$neigh = find $neigh, $map	2217	$neigh = find $neigh, $map
2003	or next;	2218	or next;
2004	$neigh->load;	2219	$neigh->load;
2005		2220
		2221	# now find the diagonal neighbours
2006	push @neigh,	2222	push @neigh,
2007	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2223	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2008	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2224	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2009	}	2225	}
2010		2226
…		…
2017	}	2233	}
2018		2234
2019	sub find_sync {	2235	sub find_sync {
2020	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
2021		2237
2022	cf::sync_job { find $path, $origin }	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2239	if $Coro::current == $Coro::main;
		2240
		2241	find $path, $origin
2023	}	2242	}
2024		2243
2025	sub do_load_sync {	2244	sub do_load_sync {
2026	my ($map) = @_;	2245	my ($map) = @_;
2027		2246
2028	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2247	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2029	if $Coro::current == $Coro::main;	2248	if $Coro::current == $Coro::main;
2030		2249
2031	cf::sync_job { $map->load };	2250	$map->load;
2032	}	2251	}
2033		2252
2034	our %MAP_PREFETCH;	2253	our %MAP_PREFETCH;
2035	our $MAP_PREFETCHER = undef;	2254	our $MAP_PREFETCHER = undef;
2036		2255
…		…
2038	my ($path, $origin, $load) = @_;	2257	my ($path, $origin, $load) = @_;
2039		2258
2040	$path = normalise $path, $origin && $origin->{path};	2259	$path = normalise $path, $origin && $origin->{path};
2041		2260
2042	if (my $map = $cf::MAP{$path}) {	2261	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2262	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2263	}
2045		2264
2046	$MAP_PREFETCH{$path} |= $load;	2265	$MAP_PREFETCH{$path} |= $load;
2047		2266
2048	$MAP_PREFETCHER ||= cf::async {	2267	$MAP_PREFETCHER ||= cf::async {
		2268	$Coro::current->{desc} = "map prefetcher";
		2269
2049	while (%MAP_PREFETCH) {	2270	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2271	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2272	if (my $map = find $k) {
2052	$map->load if $v;	2273	$map->load if $v;
2053	}	2274	}
…		…
2060	$MAP_PREFETCHER->prio (6);	2281	$MAP_PREFETCHER->prio (6);
2061		2282
2062	()	2283	()
2063	}	2284	}
2064		2285
		2286	# common code, used by both ->save and ->swapout
2065	sub save {	2287	sub _save {
2066	my ($self) = @_;	2288	my ($self) = @_;
2067
2068	my $lock = cf::lock_acquire "map_data:$self->{path}";
2069		2289
2070	$self->{last_save} = $cf::RUNTIME;	2290	$self->{last_save} = $cf::RUNTIME;
2071		2291
2072	return unless $self->dirty;	2292	return unless $self->dirty;
2073		2293
…		…
2079	return if $self->{deny_save};	2299	return if $self->{deny_save};
2080		2300
2081	local $self->{last_access} = $self->last_access;#d#	2301	local $self->{last_access} = $self->last_access;#d#
2082		2302
2083	cf::async {	2303	cf::async {
		2304	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2305	$_->contr->save for $self->players;
2085	};	2306	};
		2307
		2308	cf::get_slot 0.02;
2086		2309
2087	if ($uniq) {	2310	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2311	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2312	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2313	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2314	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2092	}	2315	}
2093	}	2316	}
2094		2317
		2318	sub save {
		2319	my ($self) = @_;
		2320
		2321	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2322
		2323	$self->_save;
		2324	}
		2325
2095	sub swap_out {	2326	sub swap_out {
2096	my ($self) = @_;	2327	my ($self) = @_;
2097		2328
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2330
		2331	return if $self->in_memory != cf::MAP_ACTIVE;
		2332	return if $self->{deny_save};
2103	return if $self->players;	2333	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;
2105	return if $self->{deny_save};
2106		2334
		2335	# first deactivate the map and "unlink" it from the core
		2336	$self->deactivate;
		2337	$_->clear_links_to ($self) for values %cf::MAP;
2107	$self->in_memory (cf::MAP_SWAPPED);	2338	$self->in_memory (cf::MAP_SWAPPED);
		2339
		2340	# then atomically save
		2341	$self->_save;
		2342
		2343	# then free the map
		2344	$self->clear;
		2345	}
		2346
		2347	sub reset_at {
		2348	my ($self) = @_;
		2349
		2350	# TODO: safety, remove and allow resettable per-player maps
		2351	return 1e99 if $self->{deny_reset};
		2352
		2353	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2354	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2355
		2356	$time + $to
		2357	}
		2358
		2359	sub should_reset {
		2360	my ($self) = @_;
		2361
		2362	$self->reset_at <= $cf::RUNTIME
		2363	}
		2364
		2365	sub reset {
		2366	my ($self) = @_;
		2367
		2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2369
		2370	return if $self->players;
		2371
		2372	cf::trace "resetting map ", $self->path, "\n";
		2373
		2374	$self->in_memory (cf::MAP_SWAPPED);
		2375
		2376	# need to save uniques path
		2377	unless ($self->{deny_save}) {
		2378	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2379
		2380	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2381	if $uniq;
		2382	}
		2383
		2384	delete $cf::MAP{$self->path};
2108		2385
2109	$self->deactivate;	2386	$self->deactivate;
2110	$_->clear_links_to ($self) for values %cf::MAP;	2387	$_->clear_links_to ($self) for values %cf::MAP;
2111	$self->clear;	2388	$self->clear;
2112	}
2113
2114	sub reset_at {
2115	my ($self) = @_;
2116
2117	# TODO: safety, remove and allow resettable per-player maps
2118	return 1e99 if $self->{deny_reset};
2119
2120	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2121	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2122
2123	$time + $to
2124	}
2125
2126	sub should_reset {
2127	my ($self) = @_;
2128
2129	$self->reset_at <= $cf::RUNTIME
2130	}
2131
2132	sub reset {
2133	my ($self) = @_;
2134
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136
2137	return if $self->players;
2138
2139	warn "resetting map ", $self->path;
2140
2141	$self->in_memory (cf::MAP_SWAPPED);
2142
2143	# need to save uniques path
2144	unless ($self->{deny_save}) {
2145	my $uniq = $self->uniq_path; utf8::encode $uniq;
2146
2147	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2148	if $uniq;
2149	}
2150
2151	delete $cf::MAP{$self->path};
2152
2153	$self->deactivate;
2154	$_->clear_links_to ($self) for values %cf::MAP;
2155	$self->clear;
2156		2389
2157	$self->unlink_save;	2390	$self->unlink_save;
2158	$self->destroy;	2391	$self->destroy;
2159	}	2392	}
2160		2393
…		…
2168		2401
2169	delete $cf::MAP{$self->path};	2402	delete $cf::MAP{$self->path};
2170		2403
2171	$self->unlink_save;	2404	$self->unlink_save;
2172		2405
2173	bless $self, "cf::map";	2406	bless $self, "cf::map::wrap";
2174	delete $self->{deny_reset};	2407	delete $self->{deny_reset};
2175	$self->{deny_save} = 1;	2408	$self->{deny_save} = 1;
2176	$self->reset_timeout (1);	2409	$self->reset_timeout (1);
2177	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2410	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2178		2411
…		…
2227		2460
2228	sub unique_maps() {	2461	sub unique_maps() {
2229	[	2462	[
2230	map {	2463	map {
2231	utf8::decode $_;	2464	utf8::decode $_;
2232	/\.map$/	2465	s/\.map$//; # TODO future compatibility hack
		2466	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2467	? ()
2233	? normalise $_	2468	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2469	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2470	]
2237	}	2471	}
2238		2472
2239	package cf;	2473	=item cf::map::static_maps
		2474
		2475	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2476	file in the shared directory excluding F</styles> and F</editor>). May
		2477	block.
		2478
		2479	=cut
		2480
		2481	sub static_maps() {
		2482	my @dirs = "";
		2483	my @maps;
		2484
		2485	while (@dirs) {
		2486	my $dir = shift @dirs;
		2487
		2488	next if $dir eq "/styles" || $dir eq "/editor";
		2489
		2490	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2491	or return;
		2492
		2493	for (@$files) {
		2494	s/\.map$// or next;
		2495	utf8::decode $_;
		2496	push @maps, "$dir/$_";
		2497	}
		2498
		2499	push @dirs, map "$dir/$_", @$dirs;
		2500	}
		2501
		2502	\@maps
		2503	}
2240		2504
2241	=back	2505	=back
2242		2506
2243	=head3 cf::object	2507	=head3 cf::object
2244		2508
…		…
2248		2512
2249	=over 4	2513	=over 4
2250		2514
2251	=item $ob->inv_recursive	2515	=item $ob->inv_recursive
2252		2516
2253	Returns the inventory of the object _and_ their inventories, recursively.	2517	Returns the inventory of the object I<and> their inventories, recursively,
		2518	but I<not> the object itself.
2254		2519
2255	=cut	2520	=cut
2256		2521
2257	sub inv_recursive_;	2522	sub inv_recursive_;
2258	sub inv_recursive_ {	2523	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2528	inv_recursive_ inv $_[0]
2264	}	2529	}
2265		2530
2266	=item $ref = $ob->ref	2531	=item $ref = $ob->ref
2267		2532
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2533	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2534
2270	=item $ob = cf::object::deref ($refstring)	2535	=item $ob = cf::object::deref ($refstring)
2271		2536
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2537	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2538	even if the object actually exists. May block.
…		…
2275	=cut	2540	=cut
2276		2541
2277	sub deref {	2542	sub deref {
2278	my ($ref) = @_;	2543	my ($ref) = @_;
2279		2544
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2545	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2546	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2547	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2548	or return;
2287	$pl->ob->uuid eq $uuid	2549	$pl->ob->uuid eq $uuid
2288	or return;	2550	or return;
…		…
2308	can be C<undef>. Does the right thing when the player is currently in a	2570	can be C<undef>. Does the right thing when the player is currently in a
2309	dialogue with the given NPC character.	2571	dialogue with the given NPC character.
2310		2572
2311	=cut	2573	=cut
2312		2574
		2575	our $SAY_CHANNEL = {
		2576	id => "say",
		2577	title => "Map",
		2578	reply => "say ",
		2579	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2580	};
		2581
		2582	our $CHAT_CHANNEL = {
		2583	id => "chat",
		2584	title => "Chat",
		2585	reply => "chat ",
		2586	tooltip => "Player chat and shouts, global to the server.",
		2587	};
		2588
2313	# rough implementation of a future "reply" method that works	2589	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2590	# with dialog boxes.
2315	#TODO: the first argument must go, split into a $npc->reply_to ( method	2591	#TODO: the first argument must go, split into a $npc->reply_to ( method
2316	sub cf::object::player::reply($$$;$) {	2592	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2593	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2604	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2605	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2606
2331	} else {	2607	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2608	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2609	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2610	}
2335	}	2611	}
2336	}	2612	}
2337		2613
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2614	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2639
2364	=item $player_object->enter_link	2640	=item $player_object->enter_link
2365		2641
2366	Freezes the player and moves him/her to a special map (C<{link}>).	2642	Freezes the player and moves him/her to a special map (C<{link}>).
2367		2643
2368	The player should be reasonably safe there for short amounts of time. You	2644	The player should be reasonably safe there for short amounts of time (e.g.
2369	I<MUST> call C<leave_link> as soon as possible, though.	2645	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2646	though, as the player cannot control the character while it is on the link
		2647	map.
2370		2648
2371	Will never block.	2649	Will never block.
2372		2650
2373	=item $player_object->leave_link ($map, $x, $y)	2651	=item $player_object->leave_link ($map, $x, $y)
2374		2652
…		…
2394	sub cf::object::player::enter_link {	2672	sub cf::object::player::enter_link {
2395	my ($self) = @_;	2673	my ($self) = @_;
2396		2674
2397	$self->deactivate_recursive;	2675	$self->deactivate_recursive;
2398		2676
		2677	++$self->{_link_recursion};
		2678
2399	return if UNIVERSAL::isa $self->map, "ext::map_link";	2679	return if UNIVERSAL::isa $self->map, "ext::map_link";
2400		2680
2401	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2681	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2402	if $self->map && $self->map->{path} ne "{link}";	2682	if $self->map && $self->map->{path} ne "{link}";
2403		2683
2404	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2684	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2405	}	2685	}
2406		2686
2407	sub cf::object::player::leave_link {	2687	sub cf::object::player::leave_link {
2408	my ($self, $map, $x, $y) = @_;	2688	my ($self, $map, $x, $y) = @_;
2409		2689
…		…
2426	($x, $y) = (-1, -1)	2706	($x, $y) = (-1, -1)
2427	unless (defined $x) && (defined $y);	2707	unless (defined $x) && (defined $y);
2428		2708
2429	# use -1 or undef as default coordinates, not 0, 0	2709	# use -1 or undef as default coordinates, not 0, 0
2430	($x, $y) = ($map->enter_x, $map->enter_y)	2710	($x, $y) = ($map->enter_x, $map->enter_y)
2431	if $x <=0 && $y <= 0;	2711	if $x <= 0 && $y <= 0;
2432		2712
2433	$map->load;	2713	$map->load;
2434	$map->load_neighbours;	2714	$map->load_neighbours;
2435		2715
2436	return unless $self->contr->active;	2716	return unless $self->contr->active;
2437	$self->activate_recursive;
2438		2717
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2718	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2719	if ($self->enter_map ($map, $x, $y)) {
2441	}	2720	# entering was successful
		2721	delete $self->{_link_recursion};
		2722	# only activate afterwards, to support waiting in hooks
		2723	$self->activate_recursive;
		2724	}
2442		2725
		2726	}
		2727
2443	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2728	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2444		2729
2445	Moves the player to the given map-path and coordinates by first freezing	2730	Moves the player to the given map-path and coordinates by first freezing
2446	her, loading and preparing them map, calling the provided $check callback	2731	her, loading and preparing them map, calling the provided $check callback
2447	that has to return the map if sucecssful, and then unfreezes the player on	2732	that has to return the map if sucecssful, and then unfreezes the player on
2448	the new (success) or old (failed) map position. In either case, $done will	2733	the new (success) or old (failed) map position. In either case, $done will
2449	be called at the end of this process.	2734	be called at the end of this process.
2450		2735
		2736	Note that $check will be called with a potentially non-loaded map, so if
		2737	it needs a loaded map it has to call C<< ->load >>.
		2738
2451	=cut	2739	=cut
2452		2740
2453	our $GOTOGEN;	2741	our $GOTOGEN;
2454		2742
2455	sub cf::object::player::goto {	2743	sub cf::object::player::goto {
2456	my ($self, $path, $x, $y, $check, $done) = @_;	2744	my ($self, $path, $x, $y, $check, $done) = @_;
2457		2745
		2746	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2747	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2748	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2749	($path, $x, $y) = @$EMERGENCY_POSITION;
		2750	}
		2751
2458	# do generation counting so two concurrent goto's will be executed in-order	2752	# do generation counting so two concurrent goto's will be executed in-order
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2753	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2754
2461	$self->enter_link;	2755	$self->enter_link;
2462		2756
2463	(async {	2757	(async {
		2758	$Coro::current->{desc} = "player::goto $path $x $y";
		2759
2464	# *tag paths override both path and x|y	2760	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2761	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2762	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2763	my $ob = $obs[rand @obs];
2468		2764
…		…
2483	my $map = eval {	2779	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2780	my $map = defined $path ? cf::map::find $path : undef;
2485		2781
2486	if ($map) {	2782	if ($map) {
2487	$map = $map->customise_for ($self);	2783	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2784	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2785	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2786	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2787	}
2492		2788
2493	$map	2789	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2797	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2798	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2799	$self->leave_link ($map, $x, $y);
2504	}	2800	}
2505		2801
2506	$done->() if $done;	2802	$done->($self) if $done;
2507	})->prio (1);	2803	})->prio (1);
2508	}	2804	}
2509		2805
2510	=item $player_object->enter_exit ($exit_object)	2806	=item $player_object->enter_exit ($exit_object)
2511		2807
…		…
2531	}	2827	}
2532		2828
2533	sub prepare_random_map {	2829	sub prepare_random_map {
2534	my ($exit) = @_;	2830	my ($exit) = @_;
2535		2831
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2832	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2833	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2834	# that depends on the exit object
2541		2835
2542	my $rmp = parse_random_map_params $exit->msg;	2836	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2838	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2839	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2840	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2841	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2842	$rmp->{origin_y} = $exit->y;
		2843
		2844	$exit->map->touch;
2549	}	2845	}
2550		2846
2551	$rmp->{random_seed} ||= $exit->random_seed;	2847	$rmp->{random_seed} ||= $exit->random_seed;
2552		2848
2553	my $data = cf::to_json $rmp;	2849	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2850	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2851	my $meta = "$RANDOMDIR/$md5.meta";
2556		2852
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2853	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2854	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2855	undef $fh;
2560	aio_rename "$meta~", $meta;	2856	aio_rename "$meta~", $meta;
2561		2857
		2858	my $slaying = "?random/$md5";
		2859
		2860	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2861	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2862	$exit->msg (undef);
		2863	}
2564	}	2864	}
2565	}	2865	}
2566		2866
2567	sub cf::object::player::enter_exit {	2867	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2868	my ($self, $exit) = @_;
2569		2869
2570	return unless $self->type == cf::PLAYER;	2870	return unless $self->type == cf::PLAYER;
2571		2871
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2872	$self->enter_link;
2584		2873
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2874	(async {
2590	$self->deactivate_recursive; # just to be sure	2875	$Coro::current->{desc} = "enter_exit";
		2876
2591	unless (eval {	2877	unless (eval {
		2878	$self->deactivate_recursive; # just to be sure
		2879
		2880	# random map handling
		2881	{
		2882	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2883
		2884	prepare_random_map $exit
		2885	if $exit->slaying eq "/!";
		2886	}
		2887
		2888	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2889	my $x = $exit->stats->hp;
		2890	my $y = $exit->stats->sp;
		2891
2592	$self->goto ($slaying, $hp, $sp);	2892	$self->goto ($map, $x, $y);
2593		2893
		2894	# if exit is damned, update players death & WoR home-position
		2895	$self->contr->savebed ($map, $x, $y)
		2896	if $exit->flag (cf::FLAG_DAMNED);
		2897
2594	1;	2898	1
2595	}) {	2899	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2900	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "I'll try to bring you back to the map you were before. "	2901	. "I'll try to bring you back to the map you were before. "
2598	. "Please report this to the dungeon master!",	2902	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2903	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2904
2601	warn "ERROR in enter_exit: $@";	2905	error "ERROR in enter_exit: $@";
2602	$self->leave_link;	2906	$self->leave_link;
2603	}	2907	}
2604	})->prio (1);	2908	})->prio (1);
2605	}	2909	}
2606		2910
…		…
2618	sub cf::client::send_drawinfo {	2922	sub cf::client::send_drawinfo {
2619	my ($self, $text, $flags) = @_;	2923	my ($self, $text, $flags) = @_;
2620		2924
2621	utf8::encode $text;	2925	utf8::encode $text;
2622	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2926	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2927	}
		2928
		2929	=item $client->send_big_packet ($pkt)
		2930
		2931	Like C<send_packet>, but tries to compress large packets, and fragments
		2932	them as required.
		2933
		2934	=cut
		2935
		2936	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2937
		2938	sub cf::client::send_big_packet {
		2939	my ($self, $pkt) = @_;
		2940
		2941	# try lzf for large packets
		2942	$pkt = "lzf " . Compress::LZF::compress $pkt
		2943	if 1024 <= length $pkt and $self->{can_lzf};
		2944
		2945	# split very large packets
		2946	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2947	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2948	$pkt = "frag";
		2949	}
		2950
		2951	$self->send_packet ($pkt);
2623	}	2952	}
2624		2953
2625	=item $client->send_msg ($channel, $msg, $color, [extra...])	2954	=item $client->send_msg ($channel, $msg, $color, [extra...])
2626		2955
2627	Send a drawinfo or msg packet to the client, formatting the msg for the	2956	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2958	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2959	the message unless the client supports the msg packet.
2631		2960
2632	=cut	2961	=cut
2633		2962
		2963	# non-persistent channels (usually the info channel)
2634	our %CHANNEL = (	2964	our %CHANNEL = (
		2965	"c/motd" => {
		2966	id => "infobox",
		2967	title => "MOTD",
		2968	reply => undef,
		2969	tooltip => "The message of the day",
		2970	},
2635	"c/identify" => {	2971	"c/identify" => {
2636	id => "identify",	2972	id => "infobox",
2637	title => "Identify",	2973	title => "Identify",
2638	reply => undef,	2974	reply => undef,
2639	tooltip => "Items recently identified",	2975	tooltip => "Items recently identified",
2640	},	2976	},
2641	"c/examine" => {	2977	"c/examine" => {
2642	id => "examine",	2978	id => "infobox",
2643	title => "Examine",	2979	title => "Examine",
2644	reply => undef,	2980	reply => undef,
2645	tooltip => "Signs and other items you examined",	2981	tooltip => "Signs and other items you examined",
2646	},	2982	},
		2983	"c/shopinfo" => {
		2984	id => "infobox",
		2985	title => "Shop Info",
		2986	reply => undef,
		2987	tooltip => "What your bargaining skill tells you about the shop",
		2988	},
		2989	"c/book" => {
		2990	id => "infobox",
		2991	title => "Book",
		2992	reply => undef,
		2993	tooltip => "The contents of a note or book",
		2994	},
		2995	"c/lookat" => {
		2996	id => "infobox",
		2997	title => "Look",
		2998	reply => undef,
		2999	tooltip => "What you saw there",
		3000	},
		3001	"c/who" => {
		3002	id => "infobox",
		3003	title => "Players",
		3004	reply => undef,
		3005	tooltip => "Shows players who are currently online",
		3006	},
		3007	"c/body" => {
		3008	id => "infobox",
		3009	title => "Body Parts",
		3010	reply => undef,
		3011	tooltip => "Shows which body parts you posess and are available",
		3012	},
		3013	"c/statistics" => {
		3014	id => "infobox",
		3015	title => "Statistics",
		3016	reply => undef,
		3017	tooltip => "Shows your primary statistics",
		3018	},
		3019	"c/skills" => {
		3020	id => "infobox",
		3021	title => "Skills",
		3022	reply => undef,
		3023	tooltip => "Shows your experience per skill and item power",
		3024	},
		3025	"c/shopitems" => {
		3026	id => "infobox",
		3027	title => "Shop Items",
		3028	reply => undef,
		3029	tooltip => "Shows the items currently for sale in this shop",
		3030	},
		3031	"c/resistances" => {
		3032	id => "infobox",
		3033	title => "Resistances",
		3034	reply => undef,
		3035	tooltip => "Shows your resistances",
		3036	},
		3037	"c/pets" => {
		3038	id => "infobox",
		3039	title => "Pets",
		3040	reply => undef,
		3041	tooltip => "Shows information abotu your pets/a specific pet",
		3042	},
		3043	"c/perceiveself" => {
		3044	id => "infobox",
		3045	title => "Perceive Self",
		3046	reply => undef,
		3047	tooltip => "You gained detailed knowledge about yourself",
		3048	},
		3049	"c/uptime" => {
		3050	id => "infobox",
		3051	title => "Uptime",
		3052	reply => undef,
		3053	tooltip => "How long the server has been running since last restart",
		3054	},
		3055	"c/mapinfo" => {
		3056	id => "infobox",
		3057	title => "Map Info",
		3058	reply => undef,
		3059	tooltip => "Information related to the maps",
		3060	},
		3061	"c/party" => {
		3062	id => "party",
		3063	title => "Party",
		3064	reply => "gsay ",
		3065	tooltip => "Messages and chat related to your party",
		3066	},
		3067	"c/death" => {
		3068	id => "death",
		3069	title => "Death",
		3070	reply => undef,
		3071	tooltip => "Reason for and more info about your most recent death",
		3072	},
		3073	"c/say" => $SAY_CHANNEL,
		3074	"c/chat" => $CHAT_CHANNEL,
2647	);	3075	);
2648		3076
2649	sub cf::client::send_msg {	3077	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	3078	my ($self, $channel, $msg, $color, @extra) = @_;
2651		3079
2652	$msg = $self->pl->expand_cfpod ($msg);	3080	$msg = $self->pl->expand_cfpod ($msg)
		3081	unless $color & cf::NDI_VERBATIM;
2653		3082
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	3083	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		3084
2656	# check predefined channels, for the benefit of C	3085	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3086	if ($CHANNEL{$channel}) {
		3087	$channel = $CHANNEL{$channel};
2658		3088
		3089	$self->ext_msg (channel_info => $channel);
		3090	$channel = $channel->{id};
		3091
2659	if (ref $channel) {	3092	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	3093	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	3094	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	3095	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	3096	$self->ext_msg (channel_info => $channel);
2664	if $self->can_msg;
2665	}	3097	}
2666		3098
2667	$channel = $channel->{id};	3099	$channel = $channel->{id};
2668	}	3100	}
2669		3101
2670	return unless @extra || length $msg;	3102	return unless @extra || length $msg;
2671		3103
2672	if ($self->can_msg) {
2673	# default colour, mask it out	3104	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3105	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	3106	if $color & cf::NDI_DEF;
2676		3107
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	3108	my $pkt = "msg "
		3109	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3110	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2679	} else {	3111	);
2680	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {
2683	1 while
2684	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2685	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2686	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2687	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2688	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2689	}
2690		3112
2691	$color &= cf::NDI_COLOR_MASK;	3113	$self->send_big_packet ($pkt);
2692
2693	utf8::encode $msg;
2694
2695	if (0 && $msg =~ /\[/) {
2696	# COMMAND/INFO
2697	$self->send_packet ("drawextinfo $color 10 8 $msg")
2698	} else {
2699	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2700	$self->send_packet ("drawinfo $color $msg")
2701	}
2702	}
2703	}
2704	}	3114	}
2705		3115
2706	=item $client->ext_msg ($type, @msg)	3116	=item $client->ext_msg ($type, @msg)
2707		3117
2708	Sends an ext event to the client.	3118	Sends an ext event to the client.
…		…
2711		3121
2712	sub cf::client::ext_msg($$@) {	3122	sub cf::client::ext_msg($$@) {
2713	my ($self, $type, @msg) = @_;	3123	my ($self, $type, @msg) = @_;
2714		3124
2715	if ($self->extcmd == 2) {	3125	if ($self->extcmd == 2) {
2716	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3126	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2717	} elsif ($self->extcmd == 1) { # TODO: remove	3127	} elsif ($self->extcmd == 1) { # TODO: remove
2718	push @msg, msgtype => "event_$type";	3128	push @msg, msgtype => "event_$type";
2719	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3129	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2720	}	3130	}
2721	}	3131	}
2722		3132
2723	=item $client->ext_reply ($msgid, @msg)	3133	=item $client->ext_reply ($msgid, @msg)
2724		3134
…		…
2728		3138
2729	sub cf::client::ext_reply($$@) {	3139	sub cf::client::ext_reply($$@) {
2730	my ($self, $id, @msg) = @_;	3140	my ($self, $id, @msg) = @_;
2731		3141
2732	if ($self->extcmd == 2) {	3142	if ($self->extcmd == 2) {
2733	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3143	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2734	} elsif ($self->extcmd == 1) {	3144	} elsif ($self->extcmd == 1) {
2735	#TODO: version 1, remove	3145	#TODO: version 1, remove
2736	unshift @msg, msgtype => "reply", msgid => $id;	3146	unshift @msg, msgtype => "reply", msgid => $id;
2737	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3147	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2738	}	3148	}
2739	}	3149	}
2740		3150
2741	=item $success = $client->query ($flags, "text", \&cb)	3151	=item $success = $client->query ($flags, "text", \&cb)
2742		3152
…		…
2813		3223
2814	$ns->ext_reply ($reply, @reply)	3224	$ns->ext_reply ($reply, @reply)
2815	if $reply;	3225	if $reply;
2816		3226
2817	} else {	3227	} else {
2818	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3228	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2819	}	3229	}
2820		3230
2821	cf::override;	3231	cf::override;
2822	},	3232	},
2823	);	3233	);
…		…
2843		3253
2844	$coro	3254	$coro
2845	}	3255	}
2846		3256
2847	cf::client->attach (	3257	cf::client->attach (
2848	on_destroy => sub {	3258	on_client_destroy => sub {
2849	my ($ns) = @_;	3259	my ($ns) = @_;
2850		3260
2851	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3261	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2852	},	3262	},
2853	);	3263	);
…		…
2869	our $safe_hole = new Safe::Hole;	3279	our $safe_hole = new Safe::Hole;
2870		3280
2871	$SIG{FPE} = 'IGNORE';	3281	$SIG{FPE} = 'IGNORE';
2872		3282
2873	$safe->permit_only (Opcode::opset qw(	3283	$safe->permit_only (Opcode::opset qw(
2874	:base_core :base_mem :base_orig :base_math	3284	:base_core :base_mem :base_orig :base_math :base_loop
2875	grepstart grepwhile mapstart mapwhile	3285	grepstart grepwhile mapstart mapwhile
2876	sort time	3286	sort time
2877	));	3287	));
2878		3288
2879	# here we export the classes and methods available to script code	3289	# here we export the classes and methods available to script code
…		…
2881	=pod	3291	=pod
2882		3292
2883	The following functions and methods are available within a safe environment:	3293	The following functions and methods are available within a safe environment:
2884		3294
2885	cf::object	3295	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3296	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3297	insert remove name archname title slaying race decrease split
		3298	value
2888		3299
2889	cf::object::player	3300	cf::object::player
2890	player	3301	player
2891		3302
2892	cf::player	3303	cf::player
…		…
2897		3308
2898	=cut	3309	=cut
2899		3310
2900	for (	3311	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3312	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3313	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3314	decrease split destroy change_exp value msg lore send_msg)],
2904	["cf::object::player" => qw(player)],	3315	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3316	["cf::player" => qw(peaceful send_msg)],
2906	["cf::map" => qw(trigger)],	3317	["cf::map" => qw(trigger)],
2907	) {	3318	) {
2908	no strict 'refs';
2909	my ($pkg, @funs) = @$_;	3319	my ($pkg, @funs) = @$_;
2910	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3320	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2911	for @funs;	3321	for @funs;
2912	}	3322	}
2913		3323
…		…
2928		3338
2929	my $qcode = $code;	3339	my $qcode = $code;
2930	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3340	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2931	$qcode =~ s/\n/\\n/g;	3341	$qcode =~ s/\n/\\n/g;
2932		3342
		3343	%vars = (_dummy => 0) unless %vars;
		3344
		3345	my @res;
2933	local $_;	3346	local $_;
2934	local @safe::cf::_safe_eval_args = values %vars;
2935		3347
2936	my $eval =	3348	my $eval =
2937	"do {\n"	3349	"do {\n"
2938	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3350	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2939	. "#line 0 \"{$qcode}\"\n"	3351	. "#line 0 \"{$qcode}\"\n"
2940	. $code	3352	. $code
2941	. "\n}"	3353	. "\n}"
2942	;	3354	;
2943		3355
		3356	if ($CFG{safe_eval}) {
2944	sub_generation_inc;	3357	sub_generation_inc;
		3358	local @safe::cf::_safe_eval_args = values %vars;
2945	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3359	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2946	sub_generation_inc;	3360	sub_generation_inc;
		3361	} else {
		3362	local @cf::_safe_eval_args = values %vars;
		3363	@res = wantarray ? eval eval : scalar eval $eval;
		3364	}
2947		3365
2948	if ($@) {	3366	if ($@) {
2949	warn "$@";	3367	warn "$@",
2950	warn "while executing safe code '$code'\n";	3368	"while executing safe code '$code'\n",
2951	warn "with arguments " . (join " ", %vars) . "\n";	3369	"with arguments " . (join " ", %vars) . "\n";
2952	}	3370	}
2953		3371
2954	wantarray ? @res : $res[0]	3372	wantarray ? @res : $res[0]
2955	}	3373	}
2956		3374
…		…
2970	=cut	3388	=cut
2971		3389
2972	sub register_script_function {	3390	sub register_script_function {
2973	my ($fun, $cb) = @_;	3391	my ($fun, $cb) = @_;
2974		3392
2975	no strict 'refs';	3393	$fun = "safe::$fun" if $CFG{safe_eval};
2976	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3394	*$fun = $safe_hole->wrap ($cb);
2977	}	3395	}
2978		3396
2979	=back	3397	=back
2980		3398
2981	=cut	3399	=cut
…		…
2990	# for this (global event?)	3408	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
2992		3410
2993	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2994		3412
2995	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
2996		3414
2997	my $facedata;
2998	0 < aio_load $path, $facedata	3415	0 < aio_load $path, my $facedata
2999	or die "$path: $!";	3416	or die "$path: $!";
3000		3417
3001	$facedata = Coro::Storable::thaw $facedata;	3418	$facedata = Coro::Storable::thaw $facedata;
3002		3419
3003	$facedata->{version} == 2	3420	$facedata->{version} == 2
3004	or cf::cleanup "$path: version mismatch, cannot proceed.";	3421	or cf::cleanup "$path: version mismatch, cannot proceed.";
3005		3422
3006	# patch in the exptable	3423	# patch in the exptable
		3424	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3007	$facedata->{resource}{"res/exp_table"} = {	3425	$facedata->{resource}{"res/exp_table"} = {
3008	type => FT_RSRC,	3426	type => FT_RSRC,
3009	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3427	data => $exp_table,
		3428	hash => (Digest::MD5::md5 $exp_table),
3010	};	3429	};
3011	cf::cede_to_tick;	3430	cf::cede_to_tick;
3012		3431
3013	{	3432	{
3014	my $faces = $facedata->{faceinfo};	3433	my $faces = $facedata->{faceinfo};
3015		3434
3016	while (my ($face, $info) = each %$faces) {	3435	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3436	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3437
3018	cf::face::set_visibility $idx, $info->{visibility};	3438	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3439	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3440	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3441	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3022		3442
3023	cf::cede_to_tick;	3443	cf::cede_to_tick;
3024	}	3444	}
3025		3445
3026	while (my ($face, $info) = each %$faces) {	3446	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3447	next unless $info->{smooth};
		3448
3028	my $idx = cf::face::find $face	3449	my $idx = cf::face::find $face
3029	or next;	3450	or next;
		3451
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3452	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3453	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3454	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3455	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3456	error "smooth face '$info->{smooth}' not found for face '$face'";
3035	}	3457	}
3036		3458
3037	cf::cede_to_tick;	3459	cf::cede_to_tick;
3038	}	3460	}
3039	}	3461	}
…		…
3048		3470
3049	cf::anim::invalidate_all; # d'oh	3471	cf::anim::invalidate_all; # d'oh
3050	}	3472	}
3051		3473
3052	{	3474	{
3053	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3475	my $res = $facedata->{resource};
3056		3476
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3477	while (my ($name, $info) = each %$res) {
		3478	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3479	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;
3062		3480
3063	if ($info->{type} & 1) {	3481	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3064	# prepend meta info	3482	cf::face::set_type $idx, $info->{type};
3065
3066	my $meta = $enc->encode ({
3067	name => $name,
3068	%{ $info->{meta} || {} },
3069	});
3070
3071	$data = pack "(w/a*)*", $meta, $info->{data};
3072	} else {	3483	} else {
3073	$data = $info->{data};	3484	$RESOURCE{$name} = $info; # unused
3074	}	3485	}
3075		3486
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3487	cf::cede_to_tick;
3080	}	3488	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3489	}
		3490
		3491	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3492
3101	1	3493	1
3102	}	3494	}
3103		3495
3104	register_exticmd fx_want => sub {	3496	register_exticmd fx_want => sub {
…		…
3106		3498
3107	while (my ($k, $v) = each %$want) {	3499	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3500	$ns->fx_want ($k, $v);
3109	}	3501	}
3110	};	3502	};
		3503
		3504	sub load_resource_file($) {
		3505	my $guard = lock_acquire "load_resource_file";
		3506
		3507	my $status = load_resource_file_ $_[0];
		3508	get_slot 0.1, 100;
		3509	cf::arch::commit_load;
		3510
		3511	$status
		3512	}
3111		3513
3112	sub reload_regions {	3514	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3515	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3516	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3517	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3531	}
3130		3532
3131	sub reload_archetypes {	3533	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3534	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3535	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3536	}
3140		3537
3141	sub reload_treasures {	3538	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3539	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3540	or die "unable to load treasurelists\n";
3144	}	3541	}
3145		3542
		3543	sub reload_sound {
		3544	trace "loading sound config from $DATADIR/sound\n";
		3545
		3546	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3547	or die "$DATADIR/sound $!";
		3548
		3549	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3550
		3551	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3552	my $sound = $soundconf->{compat}[$_]
		3553	or next;
		3554
		3555	my $face = cf::face::find "sound/$sound->[1]";
		3556	cf::sound::set $sound->[0] => $face;
		3557	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3558	}
		3559
		3560	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3561	my $face = cf::face::find "sound/$v";
		3562	cf::sound::set $k => $face;
		3563	}
		3564	}
		3565
3146	sub reload_resources {	3566	sub reload_resources {
3147	warn "reloading resource files...\n";	3567	trace "reloading resource files...\n";
3148		3568
		3569	reload_exp_table;
		3570	reload_materials;
		3571	reload_facedata;
		3572	reload_sound;
		3573	reload_archetypes;
3149	reload_regions;	3574	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3575	reload_treasures;
3154		3576
3155	warn "finished reloading resource files\n";	3577	trace "finished reloading resource files\n";
3156	}
3157
3158	sub init {
3159	reload_resources;
3160	}	3578	}
3161		3579
3162	sub reload_config {	3580	sub reload_config {
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3581	trace "reloading config file...\n";
3164	or return;
3165		3582
3166	local $/;	3583	0 < aio_load "$CONFDIR/config", my $config
3167	*CFG = YAML::Syck::Load <$fh>;	3584	or die "$CONFDIR/config: $!";
3168		3585
		3586	utf8::decode $config;
		3587	*CFG = yaml_load $config;
		3588
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3589	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3170		3590
3171	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3591	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3172	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3592	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3173		3593
3174	if (exists $CFG{mlockall}) {	3594	if (exists $CFG{mlockall}) {
…		…
3178	};	3598	};
3179	warn $@ if $@;	3599	warn $@ if $@;
3180	}	3600	}
3181	}	3601	}
3182		3602
		3603	sub pidfile() {
		3604	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3605	or die "$PIDFILE: $!";
		3606	flock $fh, &Fcntl::LOCK_EX
		3607	or die "$PIDFILE: flock: $!";
		3608	$fh
		3609	}
		3610
		3611	# make sure only one server instance is running at any one time
		3612	sub atomic {
		3613	my $fh = pidfile;
		3614
		3615	my $pid = <$fh>;
		3616	kill 9, $pid if $pid > 0;
		3617
		3618	seek $fh, 0, 0;
		3619	print $fh $$;
		3620	}
		3621
		3622	sub main_loop {
		3623	trace "EV::loop starting\n";
		3624	if (1) {
		3625	EV::loop;
		3626	}
		3627	trace "EV::loop returned\n";
		3628	goto &main_loop unless $REALLY_UNLOOP;
		3629	}
		3630
3183	sub main {	3631	sub main {
		3632	cf::init_globals; # initialise logging
		3633
		3634	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3635	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3636	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3637	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3638
		3639	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3640
3184	# we must not ever block the main coroutine	3641	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3642	local $Coro::idle = sub {
3186	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3643	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187	(async {	3644	(async {
3188	Event::one_event;	3645	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3646	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3647	})->prio (Coro::PRIO_MAX);
3190	};	3648	};
3191		3649
		3650	evthread_start IO::AIO::poll_fileno;
		3651
		3652	cf::sync_job {
		3653	cf::incloader::init ();
		3654
		3655	cf::init_anim;
		3656	cf::init_attackmess;
		3657	cf::init_dynamic;
		3658
		3659	cf::load_settings;
		3660
		3661	reload_resources;
3192	reload_config;	3662	reload_config;
3193	db_init;	3663	db_init;
		3664
		3665	cf::init_uuid;
		3666	cf::init_signals;
		3667	cf::init_skills;
		3668
		3669	cf::init_beforeplay;
		3670
		3671	atomic;
		3672
3194	load_extensions;	3673	load_extensions;
3195		3674
3196	$TICK_WATCHER->start;	3675	utime time, time, $RUNTIMEFILE;
3197	Event::loop;	3676
		3677	# no (long-running) fork's whatsoever before this point(!)
		3678	use POSIX ();
		3679	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3680
		3681	cf::_post_init 0;
		3682	};
		3683
		3684	cf::object::thawer::errors_are_fatal 0;
		3685	info "parse errors in files are no longer fatal from this point on.\n";
		3686
		3687	my $free_main; $free_main = EV::idle sub {
		3688	undef $free_main;
		3689	undef &main; # free gobs of memory :)
		3690	};
		3691
		3692	goto &main_loop;
3198	}	3693	}
3199		3694
3200	#############################################################################	3695	#############################################################################
3201	# initialisation and cleanup	3696	# initialisation and cleanup
3202		3697
3203	# install some emergency cleanup handlers	3698	# install some emergency cleanup handlers
3204	BEGIN {	3699	BEGIN {
		3700	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3701	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3702	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3703	cf::cleanup "SIG$signal";
3213	},
3214	);	3704	};
3215	}	3705	}
3216	}	3706	}
3217		3707
3218	sub write_runtime {	3708	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";	3709	my $t0 = AE::time;
3220		3710
3221	# first touch the runtime file to show we are still running:	3711	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3712	# the fsync below can take a very very long time.
3223		3713
3224	IO::AIO::aio_utime $runtime, undef, undef;	3714	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3715
3226	my $guard = cf::lock_acquire "write_runtime";	3716	my $guard = cf::lock_acquire "write_runtime";
3227		3717
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3718	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3229	or return;	3719	or return;
3230		3720
3231	my $value = $cf::RUNTIME + 90 + 10;	3721	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3722	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3723	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3733	aio_utime $fh, undef, undef;
3244		3734
3245	close $fh	3735	close $fh
3246	or return;	3736	or return;
3247		3737
3248	aio_rename "$runtime~", $runtime	3738	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3739	and return;
3250		3740
3251	warn "runtime file written.\n";	3741	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3252		3742
3253	1	3743	1
		3744	}
		3745
		3746	our $uuid_lock;
		3747	our $uuid_skip;
		3748
		3749	sub write_uuid_sync($) {
		3750	$uuid_skip ||= $_[0];
		3751
		3752	return if $uuid_lock;
		3753	local $uuid_lock = 1;
		3754
		3755	my $uuid = "$LOCALDIR/uuid";
		3756
		3757	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3758	or return;
		3759
		3760	my $value = uuid_seq uuid_cur;
		3761
		3762	unless ($value) {
		3763	info "cowardly refusing to write zero uuid value!\n";
		3764	return;
		3765	}
		3766
		3767	my $value = uuid_str $value + $uuid_skip;
		3768	$uuid_skip = 0;
		3769
		3770	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3771	and return;
		3772
		3773	# always fsync - this file is important
		3774	aio_fsync $fh
		3775	and return;
		3776
		3777	close $fh
		3778	or return;
		3779
		3780	aio_rename "$uuid~", $uuid
		3781	and return;
		3782
		3783	trace "uuid file written ($value).\n";
		3784
		3785	1
		3786
		3787	}
		3788
		3789	sub write_uuid($$) {
		3790	my ($skip, $sync) = @_;
		3791
		3792	$sync ? write_uuid_sync $skip
		3793	: async { write_uuid_sync $skip };
3254	}	3794	}
3255		3795
3256	sub emergency_save() {	3796	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3797	my $freeze_guard = cf::freeze_mainloop;
3258		3798
3259	warn "enter emergency perl save\n";	3799	info "emergency_perl_save: enter\n";
		3800
		3801	# this is a trade-off: we want to be very quick here, so
		3802	# save all maps without fsync, and later call a global sync
		3803	# (which in turn might be very very slow)
		3804	local $USE_FSYNC = 0;
3260		3805
3261	cf::sync_job {	3806	cf::sync_job {
		3807	cf::write_runtime_sync; # external watchdog should not bark
		3808
3262	# use a peculiar iteration method to avoid tripping on perl	3809	# use a peculiar iteration method to avoid tripping on perl
3263	# refcount bugs in for. also avoids problems with players	3810	# refcount bugs in for. also avoids problems with players
3264	# and maps saved/destroyed asynchronously.	3811	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3812	info "emergency_perl_save: begin player save\n";
3266	for my $login (keys %cf::PLAYER) {	3813	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3814	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3815	$pl->valid or next;
		3816	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3817	$pl->save;
3270	}	3818	}
3271	warn "end emergency player save\n";	3819	info "emergency_perl_save: end player save\n";
3272		3820
3273	warn "begin emergency map save\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin map save\n";
3274	for my $path (keys %cf::MAP) {	3824	for my $path (keys %cf::MAP) {
3275	my $map = $cf::MAP{$path} or next;	3825	my $map = $cf::MAP{$path} or next;
3276	$map->valid or next;	3826	$map->valid or next;
3277	$map->save;	3827	$map->save;
3278	}	3828	}
3279	warn "end emergency map save\n";	3829	info "emergency_perl_save: end map save\n";
3280		3830
3281	warn "begin emergency database checkpoint\n";	3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	info "emergency_perl_save: begin database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3834	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3835	info "emergency_perl_save: end database checkpoint\n";
		3836
		3837	info "emergency_perl_save: begin write uuid\n";
		3838	write_uuid_sync 1;
		3839	info "emergency_perl_save: end write uuid\n";
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: syncing database to disk";
		3844	BDB::db_env_txn_checkpoint $DB_ENV;
		3845
		3846	info "emergency_perl_save: starting sync\n";
		3847	IO::AIO::aio_sync sub {
		3848	info "emergency_perl_save: finished sync\n";
		3849	};
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
		3852
		3853	trace "emergency_perl_save: flushing outstanding aio requests";
		3854	while (IO::AIO::nreqs || BDB::nreqs) {
		3855	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3856	}
		3857
		3858	cf::write_runtime_sync; # external watchdog should not bark
3284	};	3859	};
3285		3860
3286	warn "leave emergency perl save\n";	3861	info "emergency_perl_save: leave\n";
3287	}	3862	}
3288		3863
3289	sub post_cleanup {	3864	sub post_cleanup {
3290	my ($make_core) = @_;	3865	my ($make_core) = @_;
3291		3866
		3867	IO::AIO::flush;
		3868
3292	warn Carp::longmess "post_cleanup backtrace"	3869	error Carp::longmess "post_cleanup backtrace"
3293	if $make_core;	3870	if $make_core;
		3871
		3872	my $fh = pidfile;
		3873	unlink $PIDFILE if <$fh> == $$;
		3874	}
		3875
		3876	# a safer delete_package, copied from Symbol
		3877	sub clear_package($) {
		3878	my $pkg = shift;
		3879
		3880	# expand to full symbol table name if needed
		3881	unless ($pkg =~ /^main::.*::$/) {
		3882	$pkg = "main$pkg" if $pkg =~ /^::/;
		3883	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3884	$pkg .= '::' unless $pkg =~ /::$/;
		3885	}
		3886
		3887	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3888	my $stem_symtab = *{$stem}{HASH};
		3889
		3890	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3891	or return;
		3892
		3893	# clear all symbols
		3894	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3895	for my $name (keys %$leaf_symtab) {
		3896	_gv_clear *{"$pkg$name"};
		3897	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3898	}
3294	}	3899	}
3295		3900
3296	sub do_reload_perl() {	3901	sub do_reload_perl() {
3297	# can/must only be called in main	3902	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3903	unless (in_main) {
3299	warn "can only reload from main coroutine";	3904	error "can only reload from main coroutine";
3300	return;	3905	return;
3301	}	3906	}
3302		3907
3303	warn "reloading...";	3908	return if $RELOAD++;
3304		3909
3305	warn "entering sync_job";	3910	my $t1 = AE::time;
3306		3911
		3912	while ($RELOAD) {
		3913	cf::get_slot 0.1, -1, "reload_perl";
		3914	info "perl_reload: reloading...";
		3915
		3916	trace "perl_reload: entering sync_job";
		3917
3307	cf::sync_job {	3918	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark
3309	cf::emergency_save;	3919	#cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark
3311		3920
3312	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;
3314
3315	# if anything goes wrong in here, we should simply crash as we already saved
3316
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;
3328	warn "iterate...";
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";	3921	trace "perl_reload: cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;	3922	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();	3923	%EXT_CORO = ();
3336		3924
3337	warn "removing commands";	3925	trace "perl_reload: removing commands";
3338	%COMMAND = ();	3926	%COMMAND = ();
3339		3927
3340	warn "removing ext/exti commands";	3928	trace "perl_reload: removing ext/exti commands";
3341	%EXTCMD = ();	3929	%EXTCMD = ();
3342	%EXTICMD = ();	3930	%EXTICMD = ();
3343		3931
3344	warn "unloading/nuking all extensions";	3932	trace "perl_reload: unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {	3933	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";	3934	trace "... unloading $pkg";
3347		3935
3348	if (my $cb = $pkg->can ("unload")) {	3936	if (my $cb = $pkg->can ("unload")) {
3349	eval {	3937	eval {
3350	$cb->($pkg);	3938	$cb->($pkg);
3351	1	3939	1
3352	} or warn "$pkg unloaded, but with errors: $@";	3940	} or error "$pkg unloaded, but with errors: $@";
		3941	}
		3942
		3943	trace "... clearing $pkg";
		3944	clear_package $pkg;
3353	}	3945	}
3354		3946
3355	warn "... nuking $pkg";
3356	Symbol::delete_package $pkg;
3357	}
3358
3359	warn "unloading all perl modules loaded from $LIBDIR";	3947	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3360	while (my ($k, $v) = each %INC) {	3948	while (my ($k, $v) = each %INC) {
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3949	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		3950
3363	warn "... unloading $k";	3951	trace "... unloading $k";
3364	delete $INC{$k};	3952	delete $INC{$k};
3365		3953
3366	$k =~ s/\.pm$//;	3954	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;	3955	$k =~ s/\//::/g;
3368		3956
3369	if (my $cb = $k->can ("unload_module")) {	3957	if (my $cb = $k->can ("unload_module")) {
3370	$cb->();	3958	$cb->();
		3959	}
		3960
		3961	clear_package $k;
3371	}	3962	}
3372		3963
3373	Symbol::delete_package $k;
3374	}
3375
3376	warn "getting rid of safe::, as good as possible";	3964	trace "perl_reload: getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	3965	clear_package "safe::$_"
3378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3966	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3379		3967
3380	warn "unloading cf.pm \"a bit\"";	3968	trace "perl_reload: unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	3969	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	3970	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3383		3971
3384	# don't, removes xs symbols, too,	3972	# don't, removes xs symbols, too,
3385	# and global variables created in xs	3973	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	3974	#clear_package __PACKAGE__;
3387		3975
3388	warn "unload completed, starting to reload now";	3976	info "perl_reload: unload completed, starting to reload now";
3389		3977
3390	warn "reloading cf.pm";	3978	trace "perl_reload: reloading cf.pm";
3391	require cf;	3979	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3980	cf::_connect_to_perl_1;
3393		3981
3394	warn "loading config and database again";	3982	trace "perl_reload: loading config and database again";
3395	cf::reload_config;	3983	cf::reload_config;
3396		3984
3397	warn "loading extensions";	3985	trace "perl_reload: loading extensions";
3398	cf::load_extensions;	3986	cf::load_extensions;
3399		3987
		3988	if ($REATTACH_ON_RELOAD) {
3400	warn "reattaching attachments to objects/players";	3989	trace "perl_reload: reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	3990	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	3991	trace "perl_reload: reattaching attachments to maps";
3403	reattach $_ for values %MAP;	3992	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	3993	trace "perl_reload: reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	3994	reattach $_ for values %PLAYER;
		3995	}
3406		3996
3407	warn "leaving sync_job";	3997	cf::_post_init 1;
3408		3998
		3999	trace "perl_reload: leaving sync_job";
		4000
3409	1	4001	1
3410	} or do {	4002	} or do {
3411	warn $@;	4003	error $@;
3412	warn "error while reloading, exiting.";	4004	cf::cleanup "perl_reload: error, exiting.";
3413	exit 1;	4005	};
		4006
		4007	--$RELOAD;
3414	};	4008	}
3415		4009
3416	warn "reloaded";	4010	$t1 = AE::time - $t1;
		4011	info "perl_reload: completed in ${t1}s\n";
3417	};	4012	};
3418		4013
3419	our $RELOAD_WATCHER; # used only during reload	4014	our $RELOAD_WATCHER; # used only during reload
3420		4015
3421	sub reload_perl() {	4016	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	4017	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	4018	# coro crashes during coro_state_free->destroy here.
3424		4019
3425	$RELOAD_WATCHER ||= Event->timer (	4020	$RELOAD_WATCHER ||= cf::async {
3426	reentrant => 0,	4021	Coro::AIO::aio_wait cache_extensions;
3427	after => 0,	4022
3428	data => WF_AUTOCANCEL,	4023	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3429	cb => sub {
3430	do_reload_perl;	4024	do_reload_perl;
3431	undef $RELOAD_WATCHER;	4025	undef $RELOAD_WATCHER;
3432	},	4026	};
3433	);	4027	};
3434	}	4028	}
3435		4029
3436	register_command "reload" => sub {	4030	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	4031	my ($who, $arg) = @_;
3438		4032
3439	if ($who->flag (FLAG_WIZ)) {	4033	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	4034	$who->message ("reloading server.");
		4035	async {
		4036	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	4037	reload_perl;
		4038	};
3442	}	4039	}
3443	};	4040	};
3444		4041
3445	unshift @INC, $LIBDIR;	4042	#############################################################################
3446		4043
3447	my $bug_warning = 0;	4044	my $bug_warning = 0;
3448		4045
3449	our @WAIT_FOR_TICK;	4046	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	4047	our @WAIT_FOR_TICK_BEGIN;
3451		4048
3452	sub wait_for_tick {	4049	sub wait_for_tick() {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3455		4051
3456	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	4053	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	4054	$signal->wait;
3459	}	4055	}
3460		4056
3461	sub wait_for_tick_begin {	4057	sub wait_for_tick_begin() {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	4058	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3464		4059
3465	my $signal = new Coro::Signal;	4060	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	4061	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	4062	$signal->wait;
3468	}	4063	}
3469		4064
3470	$TICK_WATCHER = Event->timer (	4065	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	4066	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4067	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	4068	unless ++$bug_warning > 10;
3480	return;	4069	return;
3481	}	4070	}
3482		4071
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	4072	cf::server_tick; # one server iteration
3486		4073
3487	$RUNTIME += $TICK;	4074	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3488	$NEXT_TICK += $TICK;
3489		4075
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4076	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	4077	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	4078	Coro::async_pool {
		4079	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	4080	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	4081	or error "ERROR: unable to write runtime file: $!";
3495	};
3496	}	4082	};
		4083	}
3497		4084
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4085	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4086	$sig->send;
3500	}	4087	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4088	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	4089	$sig->send;
3503	}	4090	}
3504		4091
3505	$NOW = Event::time;	4092	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4093	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4094
3516	_post_tick;	4095	if (0) {
		4096	if ($NEXT_TICK) {
		4097	my $jitter = $TICK_START - $NEXT_TICK;
		4098	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4099	debug "jitter $JITTER\n";#d#
		4100	}
3517	},	4101	}
3518	);	4102	}
3519		4103
3520	{	4104	{
		4105	# configure BDB
		4106
3521	BDB::min_parallel 8;	4107	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	4108	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	4109	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		4110
3547	unless ($DB_ENV) {	4111	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	4112	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4113	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| BDB::LOG_AUTOREMOVE, 1);	4114	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4115	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4116	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4117	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4118
3554	cf::sync_job {	4119	cf::sync_job {
3555	eval {	4120	eval {
…		…
3565		4130
3566	cf::cleanup "db_env_open(db): $@" if $@;	4131	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	4132	};
3568	}	4133	}
3569		4134
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	4135	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4136	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	4137	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	4138	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4139	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	4140	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	4141	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4142	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	4143	};
3600	}	4144	}
3601		4145
3602	{	4146	{
		4147	# configure IO::AIO
		4148
3603	IO::AIO::min_parallel 8;	4149	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	4150	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	4151	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	4152	}
3616		4153
3617	my $_log_backtrace;	4154	my $_log_backtrace;
3618		4155
3619	sub _log_backtrace {	4156	sub _log_backtrace {
…		…
3622	$msg =~ s/\n//;	4159	$msg =~ s/\n//;
3623		4160
3624	# limit the # of concurrent backtraces	4161	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	4162	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	4163	++$_log_backtrace;
		4164	my $perl_bt = Carp::longmess $msg;
3627	async {	4165	async {
		4166	$Coro::current->{desc} = "abt $msg";
		4167
3628	my @bt = fork_call {	4168	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	4169	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4170	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4171	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	4172	or die "addr2line: $!";
…		…
3640	}	4180	}
3641		4181
3642	@funcs	4182	@funcs
3643	};	4183	};
3644		4184
3645	LOG llevInfo, "[ABT] $msg\n";	4185	LOG llevInfo, "[ABT] $perl_bt\n";
		4186	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	4187	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	4188	--$_log_backtrace;
3648	};	4189	};
3649	} else {	4190	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $msg\n";
3651	LOG llevInfo, "[ABT] [suppressed]\n";	4192	LOG llevInfo, "[ABT] [suppressed]\n";
3652	}	4193	}
3653	}	4194	}
3654		4195
3655	# load additional modules	4196	# load additional modules
3656	use cf::pod;	4197	require "cf/$_.pm" for @EXTRA_MODULES;
		4198	cf::_connect_to_perl_2;
3657		4199
3658	END { cf::emergency_save }	4200	END { cf::emergency_save }
3659		4201
3660	1	4202	1
3661		4203

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