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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.354 by root, Sun Sep 2 12:26:54 2007 UTC vs.
Revision 1.553 by root, Tue May 18 21:30:16 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
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	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::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	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
170	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
171	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.
172		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
173	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
174		247
175	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
176	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
177	that call.	250	that call.
178		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
179	=back	258	=back
180		259
181	=cut	260	=cut
182		261
183	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	269	my $msg = join "", @_;
186		270
187	$msg .= "\n"	271	$msg .= "\n"
188	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
189		273
190	$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;
191		275
192	utf8::encode $msg;
193	LOG llevError, $msg;	276	LOG llevWarn, $msg;
194	};	277	};
195	}	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	};
196		292
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	303	for my $pkg (qw(
208	cf::global cf::attachable	304	cf::global cf::attachable
209	cf::object cf::object::player	305	cf::object cf::object::player
210	cf::client cf::player	306	cf::client cf::player
211	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
212	cf::map cf::party cf::region	309	cf::party cf::region
213	)) {	310	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	312	}
217		313
218	$Event::DIED = sub {	314	$EV::DIED = sub {
219	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
220	};	316	};
221		317
222	#############################################################################	318	#############################################################################
223		319
224	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
246	$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;
247	$d	343	$d
248	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
249	}	345	}
250		346
251	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
252		348
253	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
254		350
255	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
256		352
257	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
258		354
259	=cut	355	=cut
260		356
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		358
263	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		404
266	=item cf::lock_wait $string	405	=item cf::lock_wait $string
267		406
268	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
269		408
270	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
271		410
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
275	returned.	414	returned.
276		415
277	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
278	deadlocked coro.	417	deadlocked coro.
…		…
284		423
285	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.
286		425
287	=cut	426	=cut
288		427
289	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
290		429
291	sub lock_wait($) {	430	sub lock_wait($) {
292	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	432	}
300		433
301	sub lock_acquire($) {	434	sub lock_acquire($) {
302	my ($key) = @_;	435	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	436	}
314		437
315	sub lock_active($) {	438	sub lock_active($) {
316	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	440	}
320		441
321	sub freeze_mainloop {	442	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
323		444
324	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	446	}
326	};	447
327	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
328	$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($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
329	}	461	}
330		462
331	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
332		464
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		473
342	=cut	474	=cut
343		475
344	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
346		479
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
349	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
350		486
351	while () {	487	while () {
352	next_job:	488	next_job:
		489
353	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	491
355	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	496	$job->[2]->send;
359	Coro::cede;	497	Coro::cede;
360	goto next_job;	498	goto next_job;
361	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	501	}
363	}	502	}
364		503
365	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	507	$signal->wait;
369	} else {	508	} else {
		509	$busy = 0;
370	Coro::schedule;	510	Coro::schedule;
371	}	511	}
372	}	512	}
373	};	513	};
374		514
375	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
376	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
377		519
378	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
379	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
380		523
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
394		537
395	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
396		539
397	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
398		541
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
400	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
401	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
402	acceptable.	545	acceptable.
403		546
404	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
405	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
…		…
409	=cut	552	=cut
410		553
411	sub sync_job(&) {	554	sub sync_job(&) {
412	my ($job) = @_;	555	my ($job) = @_;
413		556
414	if ($Coro::current == $Coro::main) {	557	if (in_main) {
415	my $time = Event::time;	558	my $time = AE::time;
416		559
417	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
419		562
420	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	564
422	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
423		566
424	my $busy = 1;	567	my $busy = 1;
425	my @res;	568	my @res;
426		569
427	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	572	@res = eval { $job->() };
429	warn $@ if $@;	573	error $@ if $@;
430	undef $busy;	574	undef $busy;
431	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
432		576
433	while ($busy) {	577	while ($busy) {
434	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
435	}	582	}
		583	}
436		584
437	$time = Event::time - $time;	585	my $time = AE::time - $time;
438		586
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
443		588
444	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
445	} else {	590	} else {
446	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
447		592
…		…
467	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
468		613
469	$coro	614	$coro
470	}	615	}
471		616
472	=item fork_call { }, $args	617	=item fork_call { }, @args
473		618
474	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
475	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
476	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
477	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
478		623
479	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
480		629
481	sub fork_call(&@) {	630	sub fork_call(&@) {
482	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
483		632
484	# 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,
485	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
487		636
488	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
489	reset_signals;	638	cf::post_fork;
490	&$cb	639	&$cb
491	}, @args;	640	} @args;
492		641
493	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
494	}	681	}
495		682
496	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
497		684
498	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	687	=item cf::db_put $family => $key => $value
501		688
502	Stores the given C<$value> in the family. It can currently store binary	689	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	690	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		691
		692	=item $db = cf::db_table "name"
		693
		694	Create and/or open a new database table. The string must not be "db" and must be unique
		695	within each server.
		696
505	=cut	697	=cut
		698
		699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
		703	my ($name) = @_;
		704	my $db = BDB::db_create $DB_ENV;
		705
		706	eval {
		707	$db->set_flags (BDB::CHKSUM);
		708
		709	utf8::encode $name;
		710	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		711	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		712	cf::cleanup "db_open(db): $!" if $!;
		713	};
		714	cf::cleanup "db_open(db): $@" if $@;
		715
		716	$db
		717	}
506		718
507	our $DB;	719	our $DB;
508		720
509	sub db_init {	721	sub db_init {
510	unless ($DB) {	722	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	723	}
525		724
526	sub db_get($$) {	725	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
528		727
529	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
530	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
531		732
532	$! ? ()	733	$! ? ()
533	: $data	734	: $data
534	}
535	}	735	}
536		736
537	sub db_put($$$) {	737	sub db_put($$$) {
538	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		795
596	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	797	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
599		799
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		801
602	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
605		805
…		…
615		815
616	=cut	816	=cut
617		817
618	sub datalog($@) {	818	sub datalog($@) {
619	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	821	}
622		822
623	=back	823	=back
624		824
625	=cut	825	=cut
626		826
627	#############################################################################	827	#############################################################################
628		828
629	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
630		830
631	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
632	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")
633	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
634		834
635	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>
636	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
637	Crossfire TRT).	837	Deliantra).
638		838
639	=over 4	839	=over 4
640		840
641	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
642		842
…		…
686	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
687		887
688	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
689	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
690		890
691	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
692	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.
693		893
694	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
695		895
696	=over 4	896	=over 4
…		…
820		1020
821	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1023
824	} elsif (ref $type) {	1024	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
826		1026
827	} else {	1027	} else {
828	shift @arg;	1028	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
830	}	1030	}
831	}	1031	}
832	}	1032	}
833		1033
834	sub _object_attach {	1034	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
845	}	1045	}
846		1046
847	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
848	} else {	1048	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1050	}
851		1051
852	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
853	}	1053	}
854		1054
…		…
913		1113
914	for (@$callbacks) {	1114	for (@$callbacks) {
915	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
916		1116
917	if ($@) {	1117	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1119	override;
921	}	1120	}
922		1121
923	return 1 if $override;	1122	return 1 if $override;
924	}	1123	}
925		1124
926	0	1125	0
927	}	1126	}
928		1127
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1129
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1131
933	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
934		1133
…		…
940		1139
941	=cut	1140	=cut
942		1141
943	#############################################################################	1142	#############################################################################
944	# object support	1143	# object support
945	#
946		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#
947	sub _can_merge {	1178	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
949		1180
950	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1182
954	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
955	}	1185	}
956		1186
957	sub reattach {	1187	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1189	my ($obj) = @_;
960		1190
		1191	# no longer needed after getting rid of delete_package?
961	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
962		1193
963	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
964		1195
965	@$registry = ();	1196	@$registry = ();
966		1197
…		…
971	for (@$attach) {	1202	for (@$attach) {
972	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
974	}	1205	}
975	} else {	1206	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1208	}
978	}	1209	}
979	}	1210	}
980		1211
981	cf::attachable->attach (	1212	cf::attachable->attach (
982	prio => -1000000,	1213	prio => -1000000,
983	on_instantiate => sub {	1214	on_instantiate => sub {
984	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
985		1216
986	$data = from_json $data;	1217	$data = decode_json $data;
987		1218
988	for (@$data) {	1219	for (@$data) {
989	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
990		1221
991	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1238	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1009		1240
1010	sync_job {	1241	sync_job {
1011	if (length $$rdata) {	1242	if (length $$rdata) {
		1243	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1014		1247
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	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	}
1019	close $fh;	1255	aio_close $fh;
1020		1256
1021	if (@$objs) {	1257	if (@$objs) {
1022	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) {
1023	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1026	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	}
1027	close $fh;	1266	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1268	}
1030	} else {	1269	} else {
1031	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1032	}	1271	}
1033		1272
1034	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1277	} else {
1036	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1037	}	1279	}
1038	} else {	1280	} else {
1039	aio_unlink $filename;	1281	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1041	}	1283	}
1042	}	1284	};
1043	}	1285	}
1044		1286
1045	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1047		1289
…		…
1059	or return;	1301	or return;
1060		1302
1061	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1305	or return;
		1306
1064	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1065	}	1309	}
1066		1310
		1311	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
		1315
1069	return ($data, $av);	1316	($data, $av)
1070	}	1317	}
1071		1318
1072	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
1073		1320
1074	=over 4	1321	=over 4
…		…
1128	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1129		1376
1130	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1131	}	1378	}
1132		1379
		1380	use File::Glob ();
		1381
1133	cf::player->attach (	1382	cf::player->attach (
1134	on_command => sub {	1383	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1136		1385
1137	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1138	or return;	1387	or return;
1139		1388
…		…
1162		1411
1163	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1164	if $reply;	1413	if $reply;
1165		1414
1166	} else {	1415	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1417	}
1169		1418
1170	cf::override;	1419	cf::override;
1171	},	1420	},
1172	);	1421	);
1173		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
1174	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1175	cf::sync_job {	1439	cf::sync_job {
1176	my %todo;	1440	my %todo;
1177		1441
1178	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1443	next unless -r $path;
…		…
1197		1461
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1464
1201	$ext{source} =	1465	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1204	. $source	1468	. $source
1205	. "\n};\n1";	1469	. "\n};\n1";
1206		1470
1207	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1208	}	1472	}
1209		1473
		1474	my $pass = 0;
1210	my %done;	1475	my %done;
1211	while (%todo) {	1476	while (%todo) {
1212	my $progress;	1477	my $progress;
1213		1478
		1479	++$pass;
		1480
		1481	ext:
1214	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1484	next ext
1217	unless exists $done{$_};	1485	unless exists $done{$_};
1218	}	1486	}
1219		1487
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1489
1222	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1227	warn $msg;	1497
1228	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1499	delete $todo{$k};
1230	}	1500	} else {
1231		1501	$done{$k} = delete $todo{$k};
1232	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1233	}	1507	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1508	}
1239		1509
1240	skip:	1510	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	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	}
1243	}	1518	}
1244	};	1519	};
1245	}	1520	}
1246		1521
1247	#############################################################################	1522	#############################################################################
1248		1523
1249	=back	1524	=back
1250		1525
1251	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1252		1527
1253	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1254		1529
1255	=cut	1530	=cut
1256		1531
1257	package cf::player;	1532	package cf::player;
1258		1533
1259	use Coro::AIO;	1534	use Coro::AIO;
1260		1535
1261	=head3 cf::player	1536	=head3 cf::player
1262		1537
1263	=over 4	1538	=over 4
		1539
		1540	=item cf::player::num_playing
		1541
		1542	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1543
		1544	=cut
		1545
		1546	sub num_playing {
		1547	scalar grep
		1548	$_->ob->map
		1549	&& !$_->hidden
		1550	&& !$_->ob->flag (cf::FLAG_WIZ),
		1551	cf::player::list
		1552	}
1264		1553
1265	=item cf::player::find $login	1554	=item cf::player::find $login
1266		1555
1267	Returns the given player object, loading it if necessary (might block).	1556	Returns the given player object, loading it if necessary (might block).
1268		1557
…		…
1287		1576
1288	sub exists($) {	1577	sub exists($) {
1289	my ($login) = @_;	1578	my ($login) = @_;
1290		1579
1291	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1293	}	1582	}
1294		1583
1295	sub find($) {	1584	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1586	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1593	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1594	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1595	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1596	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1597
1309	my $pl = load_pl path $login	1598	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1599	or return;
		1600
		1601	my $pl = cf::player::load_pl $f
		1602	or return;
		1603
		1604	local $cf::PLAYER_LOADING{$login} = $pl;
		1605	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1312	}	1607	}
1313	}	1608	}
1314	}	1609	}
		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	);
1315		1623
1316	sub save($) {	1624	sub save($) {
1317	my ($pl) = @_;	1625	my ($pl) = @_;
1318		1626
1319	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
…		…
1323		1631
1324	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1325		1633
1326	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1327	$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];
1328		1641
1329	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1643	cf::cede_to_tick;
1331	}	1644	}
1332		1645
…		…
1364	my ($pl) = @_;	1677	my ($pl) = @_;
1365		1678
1366	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1367		1680
1368	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1369	$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
1370		1683
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1374	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1375		1692
1376	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1416		1733
1417	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1418	my $path = path $login;	1735	my $path = path $login;
1419		1736
1420	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1421	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1422	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1423	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1424	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1425	}	1743	}
1426		1744
…		…
1430		1748
1431	\@logins	1749	\@logins
1432	}	1750	}
1433		1751
1434	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1435		1755
1436	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1437	player. May block.	1757	player. May block.
1438		1758
1439	=cut	1759	=cut
…		…
1457	}	1777	}
1458		1778
1459	\@paths	1779	\@paths
1460	}	1780	}
1461		1781
1462	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1463		1783
1464	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1465
1466	=cut
1467
1468	sub expand_cfpod {
1469	((my $self), (local $_)) = @_;
1470
1471	# escape & and <
1472	s/&/&amp;/g;
1473	s/(?<![BIUGHT])</&lt;/g;
1474
1475	# this is buggy, it needs to properly take care of nested <'s
1476
1477	1 while
1478	# replace B<>, I<>, U<> etc.
1479	s/B<([^\>]*)>/<b>$1<\/b>/
1480	|| s/I<([^\>]*)>/<i>$1<\/i>/
1481	|| s/U<([^\>]*)>/<u>$1<\/u>/
1482	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1483	# replace G<male|female> tags
1484	|| s{G<([^>|]*)\|([^>]*)>}{
1485	$self->gender ? $2 : $1
1486	}ge
1487	# replace H<hint text>
1488	|| s{H<([^\>]*)>}
1489	{
1490	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1491	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1492	"")
1493	[$self->{hintmode}]
1494	}ge;
1495
1496	# create single paragraphs (very hackish)
1497	s/(?<=\S)\n(?=\w)/ /g;
1498
1499	# compress some whitespace
1500	s/\s+\n/\n/g; # ws line-ends
1501	s/\n\n+/\n/g; # double lines
1502	s/^\n+//; # beginning lines
1503	s/\n+$//; # ending lines
1504
1505	$_
1506	}
1507
1508	sub hintmode {
1509	$_[0]{hintmode} = $_[1] if @_ > 1;
1510	$_[0]{hintmode}
1511	}
1512		1785
1513	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1514		1787
1515	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1516		1789
…		…
1548		1821
1549	=cut	1822	=cut
1550		1823
1551	sub find_by_path($) {	1824	sub find_by_path($) {
1552	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1553		1828
1554	my ($match, $specificity);	1829	my ($match, $specificity);
1555		1830
1556	for my $region (list) {	1831	for my $region (list) {
1557	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1583	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1584	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1585		1860
1586	sub generate_random_map {	1861	sub generate_random_map {
1587	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
1588	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1589	$self->_create_random_map (	1867	$self->_create_random_map (
1590	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1591	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1592	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1593	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1594	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1595	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1596	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1611		1889
1612	sub register {	1890	sub register {
1613	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1614	my $pkg = caller;	1892	my $pkg = caller;
1615		1893
1616	no strict;
1617	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1618		1895
1619	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1620	}	1897	}
1621		1898
1622	# also paths starting with '/'	1899	# also paths starting with '/'
1623	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1624		1901
1625	sub thawer_merge {	1902	sub thawer_merge {
1626	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1627		1904
1628	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1633	}	1910	}
1634		1911
1635	sub normalise {	1912	sub normalise {
1636	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1637		1914
1638	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1639		1916
1640	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1641		1918
1642	# map plan:	1919	# map plan:
1643	#	1920	#
…		…
1658	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1659	$path = "$base/$path";	1936	$path = "$base/$path";
1660	}	1937	}
1661		1938
1662	for ($path) {	1939	for ($path) {
1663	redo if s{//}{/};
1664	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1665	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1666	}	1942	}
1667		1943
1668	$path	1944	$path
…		…
1682	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1683	return $self;	1959	return $self;
1684	}	1960	}
1685	}	1961	}
1686		1962
1687	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1688	()	1964	()
1689	}	1965	}
1690		1966
1691	sub init {	1967	sub init {
1692	my ($self) = @_;	1968	my ($self) = @_;
…		…
1714		1990
1715	# the temporary/swap location	1991	# the temporary/swap location
1716	sub save_path {	1992	sub save_path {
1717	my ($self) = @_;	1993	my ($self) = @_;
1718		1994
1719	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1995	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1720	"$TMPDIR/$path.map"	1996	"$TMPDIR/$path.map"
1721	}	1997	}
1722		1998
1723	# the unique path, undef == no special unique path	1999	# the unique path, undef == no special unique path
1724	sub uniq_path {	2000	sub uniq_path {
1725	my ($self) = @_;	2001	my ($self) = @_;
1726		2002
1727	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2003	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1728	"$UNIQUEDIR/$path"	2004	"$UNIQUEDIR/$path"
1729	}
1730
1731	# and all this just because we cannot iterate over
1732	# all maps in C++...
1733	sub change_all_map_light {
1734	my ($change) = @_;
1735
1736	$_->change_map_light ($change)
1737	for grep $_->outdoor, values %cf::MAP;
1738	}	2005	}
1739		2006
1740	sub decay_objects {	2007	sub decay_objects {
1741	my ($self) = @_;	2008	my ($self) = @_;
1742		2009
…		…
1755		2022
1756	sub load_header_from($) {	2023	sub load_header_from($) {
1757	my ($self, $path) = @_;	2024	my ($self, $path) = @_;
1758		2025
1759	utf8::encode $path;	2026	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	2027	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	or return;	2028	or return;
		2029
		2030	$self->_load_header ($f)
		2031	or return;
		2032
		2033	local $MAP_LOADING{$self->{path}} = $self;
		2034	$f->resolve_delayed_derefs;
1765		2035
1766	$self->{load_path} = $path;	2036	$self->{load_path} = $path;
1767		2037
1768	1	2038	1
1769	}	2039	}
…		…
1821		2091
1822	sub find;	2092	sub find;
1823	sub find {	2093	sub find {
1824	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
1825		2095
		2096	cf::cede_to_tick;
		2097
1826	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
1827		2099
		2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
1829		2102
1830	$cf::MAP{$path} || do {	2103	$cf::MAP{$path} || do {
1831	my $guard = cf::lock_acquire "map_find:$path";
1832	my $map = new_from_path cf::map $path	2104	my $map = new_from_path cf::map $path
1833	or return;	2105	or return;
1834		2106
1835	$map->{last_save} = $cf::RUNTIME;	2107	$map->{last_save} = $cf::RUNTIME;
1836		2108
…		…
1838	or return;	2110	or return;
1839		2111
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2112	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	2113	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	2114	#$cf::WAIT_FOR_TICK->wait;
		2115	undef $guard2;
		2116	undef $guard1;
1843	$map->reset;	2117	$map->reset;
1844	undef $guard;
1845	return find $path;	2118	return find $path;
1846	}	2119	}
1847		2120
1848	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
1849	}	2122	}
1850	}	2123	}
1851		2124
1852	sub pre_load { }	2125	sub pre_load { }
1853	sub post_load { }	2126	#sub post_load { } # XS
1854		2127
1855	sub load {	2128	sub load {
1856	my ($self) = @_;	2129	my ($self) = @_;
1857		2130
1858	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
1859		2132
1860	my $path = $self->{path};	2133	my $path = $self->{path};
1861		2134
1862	{	2135	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	2136	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		2137
		2138	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	2139	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		2140
1868	$self->in_memory (cf::MAP_LOADING);	2141	$self->in_memory (cf::MAP_LOADING);
1869		2142
1870	$self->alloc;	2143	$self->alloc;
1871		2144
1872	$self->pre_load;	2145	$self->pre_load;
1873	cf::cede_to_tick;	2146	cf::cede_to_tick;
1874		2147
		2148	my $f = new_from_file cf::object::thawer $self->{load_path};
		2149	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2150	$self->_load_objects ($f)
1876	or return;	2151	or return;
1877		2152
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2153	$self->post_load_original
1879	if delete $self->{load_original};	2154	if delete $self->{load_original};
1880		2155
1881	if (my $uniq = $self->uniq_path) {	2156	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2157	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2158	unless (aio_stat $uniq) {
		2159	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2160	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2161	$self->_load_objects ($f);
		2162	$f->resolve_delayed_derefs;
		2163	}
1886	}	2164	}
1887	}	2165	}
		2166
		2167	$f->resolve_delayed_derefs;
1888		2168
1889	cf::cede_to_tick;	2169	cf::cede_to_tick;
1890	# now do the right thing for maps	2170	# now do the right thing for maps
1891	$self->link_multipart_objects;	2171	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2172	$self->difficulty ($self->estimate_difficulty)
…		…
1896	unless ($self->{deny_activate}) {	2176	unless ($self->{deny_activate}) {
1897	$self->decay_objects;	2177	$self->decay_objects;
1898	$self->fix_auto_apply;	2178	$self->fix_auto_apply;
1899	$self->update_buttons;	2179	$self->update_buttons;
1900	cf::cede_to_tick;	2180	cf::cede_to_tick;
1901	$self->set_darkness_map;
1902	cf::cede_to_tick;
1903	$self->activate;	2181	$self->activate;
1904	}	2182	}
1905		2183
1906	$self->{last_save} = $cf::RUNTIME;	2184	$self->{last_save} = $cf::RUNTIME;
1907	$self->last_access ($cf::RUNTIME);	2185	$self->last_access ($cf::RUNTIME);
1908		2186
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2187	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2188	}
1911		2189
1912	$self->post_load;	2190	$self->post_load;
1913	}
1914		2191
		2192	1
		2193	}
		2194
		2195	# customize the map for a given player, i.e.
		2196	# return the _real_ map. used by e.g. per-player
		2197	# maps to change the path to ~playername/mappath
1915	sub customise_for {	2198	sub customise_for {
1916	my ($self, $ob) = @_;	2199	my ($self, $ob) = @_;
1917		2200
1918	return find "~" . $ob->name . "/" . $self->{path}	2201	return find "~" . $ob->name . "/" . $self->{path}
1919	if $self->per_player;	2202	if $self->per_player;
…		…
1935	or next;	2218	or next;
1936	$neigh = find $neigh, $map	2219	$neigh = find $neigh, $map
1937	or next;	2220	or next;
1938	$neigh->load;	2221	$neigh->load;
1939		2222
		2223	# now find the diagonal neighbours
1940	push @neigh,	2224	push @neigh,
1941	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2225	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1942	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2226	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1943	}	2227	}
1944		2228
…		…
1951	}	2235	}
1952		2236
1953	sub find_sync {	2237	sub find_sync {
1954	my ($path, $origin) = @_;	2238	my ($path, $origin) = @_;
1955		2239
1956	cf::sync_job { find $path, $origin }	2240	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2241	if $Coro::current == $Coro::main;
		2242
		2243	find $path, $origin
1957	}	2244	}
1958		2245
1959	sub do_load_sync {	2246	sub do_load_sync {
1960	my ($map) = @_;	2247	my ($map) = @_;
1961		2248
1962	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2249	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1963	if $Coro::current == $Coro::main;	2250	if $Coro::current == $Coro::main;
1964		2251
1965	cf::sync_job { $map->load };	2252	$map->load;
1966	}	2253	}
1967		2254
1968	our %MAP_PREFETCH;	2255	our %MAP_PREFETCH;
1969	our $MAP_PREFETCHER = undef;	2256	our $MAP_PREFETCHER = undef;
1970		2257
…		…
1972	my ($path, $origin, $load) = @_;	2259	my ($path, $origin, $load) = @_;
1973		2260
1974	$path = normalise $path, $origin && $origin->{path};	2261	$path = normalise $path, $origin && $origin->{path};
1975		2262
1976	if (my $map = $cf::MAP{$path}) {	2263	if (my $map = $cf::MAP{$path}) {
1977	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2264	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1978	}	2265	}
1979		2266
1980	$MAP_PREFETCH{$path} |= $load;	2267	$MAP_PREFETCH{$path} |= $load;
1981		2268
1982	$MAP_PREFETCHER ||= cf::async {	2269	$MAP_PREFETCHER ||= cf::async {
		2270	$Coro::current->{desc} = "map prefetcher";
		2271
1983	while (%MAP_PREFETCH) {	2272	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2273	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2274	if (my $map = find $k) {
1986	$map->load if $v;	2275	$map->load if $v;
1987	}	2276	}
…		…
1994	$MAP_PREFETCHER->prio (6);	2283	$MAP_PREFETCHER->prio (6);
1995		2284
1996	()	2285	()
1997	}	2286	}
1998		2287
		2288	# common code, used by both ->save and ->swapout
1999	sub save {	2289	sub _save {
2000	my ($self) = @_;	2290	my ($self) = @_;
2001
2002	my $lock = cf::lock_acquire "map_data:$self->{path}";
2003		2291
2004	$self->{last_save} = $cf::RUNTIME;	2292	$self->{last_save} = $cf::RUNTIME;
2005		2293
2006	return unless $self->dirty;	2294	return unless $self->dirty;
2007		2295
…		…
2013	return if $self->{deny_save};	2301	return if $self->{deny_save};
2014		2302
2015	local $self->{last_access} = $self->last_access;#d#	2303	local $self->{last_access} = $self->last_access;#d#
2016		2304
2017	cf::async {	2305	cf::async {
		2306	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2307	$_->contr->save for $self->players;
2019	};	2308	};
		2309
		2310	cf::get_slot 0.02;
2020		2311
2021	if ($uniq) {	2312	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2313	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2314	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2315	} else {
2025	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2316	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2026	}	2317	}
2027	}	2318	}
2028		2319
		2320	sub save {
		2321	my ($self) = @_;
		2322
		2323	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2324
		2325	$self->_save;
		2326	}
		2327
2029	sub swap_out {	2328	sub swap_out {
2030	my ($self) = @_;	2329	my ($self) = @_;
2031		2330
2032	# save first because save cedes
2033	$self->save;
2034
2035	my $lock = cf::lock_acquire "map_data:$self->{path}";	2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2332
		2333	return if $self->in_memory != cf::MAP_ACTIVE;
		2334	return if $self->{deny_save};
2037	return if $self->players;	2335	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;
2039	return if $self->{deny_save};
2040		2336
		2337	# first deactivate the map and "unlink" it from the core
		2338	$self->deactivate;
		2339	$_->clear_links_to ($self) for values %cf::MAP;
		2340	$self->in_memory (cf::MAP_SWAPPED);
		2341
		2342	# then atomically save
		2343	$self->_save;
		2344
		2345	# then free the map
2041	$self->clear;	2346	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2347	}
2044		2348
2045	sub reset_at {	2349	sub reset_at {
2046	my ($self) = @_;	2350	my ($self) = @_;
2047		2351
…		…
2065		2369
2066	my $lock = cf::lock_acquire "map_data:$self->{path}";	2370	my $lock = cf::lock_acquire "map_data:$self->{path}";
2067		2371
2068	return if $self->players;	2372	return if $self->players;
2069		2373
2070	warn "resetting map ", $self->path;	2374	cf::trace "resetting map ", $self->path, "\n";
2071		2375
2072	$self->in_memory (cf::MAP_SWAPPED);	2376	$self->in_memory (cf::MAP_SWAPPED);
2073		2377
2074	# need to save uniques path	2378	# need to save uniques path
2075	unless ($self->{deny_save}) {	2379	unless ($self->{deny_save}) {
…		…
2079	if $uniq;	2383	if $uniq;
2080	}	2384	}
2081		2385
2082	delete $cf::MAP{$self->path};	2386	delete $cf::MAP{$self->path};
2083		2387
		2388	$self->deactivate;
		2389	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2390	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2391
2088	$self->unlink_save;	2392	$self->unlink_save;
2089	$self->destroy;	2393	$self->destroy;
2090	}	2394	}
2091		2395
…		…
2099		2403
2100	delete $cf::MAP{$self->path};	2404	delete $cf::MAP{$self->path};
2101		2405
2102	$self->unlink_save;	2406	$self->unlink_save;
2103		2407
2104	bless $self, "cf::map";	2408	bless $self, "cf::map::wrap";
2105	delete $self->{deny_reset};	2409	delete $self->{deny_reset};
2106	$self->{deny_save} = 1;	2410	$self->{deny_save} = 1;
2107	$self->reset_timeout (1);	2411	$self->reset_timeout (1);
2108	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2412	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2109		2413
…		…
2158		2462
2159	sub unique_maps() {	2463	sub unique_maps() {
2160	[	2464	[
2161	map {	2465	map {
2162	utf8::decode $_;	2466	utf8::decode $_;
2163	/\.map$/	2467	s/\.map$//; # TODO future compatibility hack
		2468	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2469	? ()
2164	? normalise $_	2470	: normalise $_
2165	: ()
2166	} @{ aio_readdir $UNIQUEDIR or [] }	2471	} @{ aio_readdir $UNIQUEDIR or [] }
2167	]	2472	]
2168	}	2473	}
2169		2474
2170	package cf;	2475	=item cf::map::static_maps
		2476
		2477	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2478	file in the shared directory excluding F</styles> and F</editor>). May
		2479	block.
		2480
		2481	=cut
		2482
		2483	sub static_maps() {
		2484	my @dirs = "";
		2485	my @maps;
		2486
		2487	while (@dirs) {
		2488	my $dir = shift @dirs;
		2489
		2490	next if $dir eq "/styles" || $dir eq "/editor";
		2491
		2492	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2493	or return;
		2494
		2495	for (@$files) {
		2496	s/\.map$// or next;
		2497	utf8::decode $_;
		2498	push @maps, "$dir/$_";
		2499	}
		2500
		2501	push @dirs, map "$dir/$_", @$dirs;
		2502	}
		2503
		2504	\@maps
		2505	}
2171		2506
2172	=back	2507	=back
2173		2508
2174	=head3 cf::object	2509	=head3 cf::object
2175		2510
…		…
2179		2514
2180	=over 4	2515	=over 4
2181		2516
2182	=item $ob->inv_recursive	2517	=item $ob->inv_recursive
2183		2518
2184	Returns the inventory of the object _and_ their inventories, recursively.	2519	Returns the inventory of the object I<and> their inventories, recursively,
		2520	but I<not> the object itself.
2185		2521
2186	=cut	2522	=cut
2187		2523
2188	sub inv_recursive_;	2524	sub inv_recursive_;
2189	sub inv_recursive_ {	2525	sub inv_recursive_ {
…		…
2192		2528
2193	sub inv_recursive {	2529	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2530	inv_recursive_ inv $_[0]
2195	}	2531	}
2196		2532
		2533	=item $ref = $ob->ref
		2534
		2535	Creates and returns a persistent reference to an object that can be stored as a string.
		2536
		2537	=item $ob = cf::object::deref ($refstring)
		2538
		2539	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2540	even if the object actually exists. May block.
		2541
		2542	=cut
		2543
		2544	sub deref {
		2545	my ($ref) = @_;
		2546
		2547	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2548	my ($uuid, $name) = ($1, $2);
		2549	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2550	or return;
		2551	$pl->ob->uuid eq $uuid
		2552	or return;
		2553
		2554	$pl->ob
		2555	} else {
		2556	warn "$ref: cannot resolve object reference\n";
		2557	undef
		2558	}
		2559	}
		2560
2197	package cf;	2561	package cf;
2198		2562
2199	=back	2563	=back
2200		2564
2201	=head3 cf::object::player	2565	=head3 cf::object::player
…		…
2207	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2571	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2208	can be C<undef>. Does the right thing when the player is currently in a	2572	can be C<undef>. Does the right thing when the player is currently in a
2209	dialogue with the given NPC character.	2573	dialogue with the given NPC character.
2210		2574
2211	=cut	2575	=cut
		2576
		2577	our $SAY_CHANNEL = {
		2578	id => "say",
		2579	title => "Map",
		2580	reply => "say ",
		2581	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2582	};
		2583
		2584	our $CHAT_CHANNEL = {
		2585	id => "chat",
		2586	title => "Chat",
		2587	reply => "chat ",
		2588	tooltip => "Player chat and shouts, global to the server.",
		2589	};
2212		2590
2213	# rough implementation of a future "reply" method that works	2591	# rough implementation of a future "reply" method that works
2214	# with dialog boxes.	2592	# with dialog boxes.
2215	#TODO: the first argument must go, split into a $npc->reply_to ( method	2593	#TODO: the first argument must go, split into a $npc->reply_to ( method
2216	sub cf::object::player::reply($$$;$) {	2594	sub cf::object::player::reply($$$;$) {
…		…
2228	my $dialog = $pl->{npc_dialog};	2606	my $dialog = $pl->{npc_dialog};
2229	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2607	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2230		2608
2231	} else {	2609	} else {
2232	$msg = $npc->name . " says: $msg" if $npc;	2610	$msg = $npc->name . " says: $msg" if $npc;
2233	$self->message ($msg, $flags);	2611	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2234	}	2612	}
2235	}	2613	}
2236	}	2614	}
2237		2615
2238	=item $object->send_msg ($channel, $msg, $color, [extra...])	2616	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2263		2641
2264	=item $player_object->enter_link	2642	=item $player_object->enter_link
2265		2643
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2644	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2645
2268	The player should be reasonably safe there for short amounts of time. You	2646	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2647	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2648	though, as the player cannot control the character while it is on the link
		2649	map.
2270		2650
2271	Will never block.	2651	Will never block.
2272		2652
2273	=item $player_object->leave_link ($map, $x, $y)	2653	=item $player_object->leave_link ($map, $x, $y)
2274		2654
…		…
2294	sub cf::object::player::enter_link {	2674	sub cf::object::player::enter_link {
2295	my ($self) = @_;	2675	my ($self) = @_;
2296		2676
2297	$self->deactivate_recursive;	2677	$self->deactivate_recursive;
2298		2678
		2679	++$self->{_link_recursion};
		2680
2299	return if UNIVERSAL::isa $self->map, "ext::map_link";	2681	return if UNIVERSAL::isa $self->map, "ext::map_link";
2300		2682
2301	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2683	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2302	if $self->map && $self->map->{path} ne "{link}";	2684	if $self->map && $self->map->{path} ne "{link}";
2303		2685
2304	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2686	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2305	}	2687	}
2306		2688
2307	sub cf::object::player::leave_link {	2689	sub cf::object::player::leave_link {
2308	my ($self, $map, $x, $y) = @_;	2690	my ($self, $map, $x, $y) = @_;
2309		2691
…		…
2326	($x, $y) = (-1, -1)	2708	($x, $y) = (-1, -1)
2327	unless (defined $x) && (defined $y);	2709	unless (defined $x) && (defined $y);
2328		2710
2329	# use -1 or undef as default coordinates, not 0, 0	2711	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2712	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2713	if $x <= 0 && $y <= 0;
2332		2714
2333	$map->load;	2715	$map->load;
2334	$map->load_neighbours;	2716	$map->load_neighbours;
2335		2717
2336	return unless $self->contr->active;	2718	return unless $self->contr->active;
2337	$self->activate_recursive;
2338		2719
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2720	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2721	if ($self->enter_map ($map, $x, $y)) {
2341	}	2722	# entering was successful
		2723	delete $self->{_link_recursion};
		2724	# only activate afterwards, to support waiting in hooks
		2725	$self->activate_recursive;
		2726	}
2342		2727
		2728	}
		2729
2343	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2730	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2344		2731
2345	Moves the player to the given map-path and coordinates by first freezing	2732	Moves the player to the given map-path and coordinates by first freezing
2346	her, loading and preparing them map, calling the provided $check callback	2733	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2734	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2735	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2736	be called at the end of this process.
2350		2737
		2738	Note that $check will be called with a potentially non-loaded map, so if
		2739	it needs a loaded map it has to call C<< ->load >>.
		2740
2351	=cut	2741	=cut
2352		2742
2353	our $GOTOGEN;	2743	our $GOTOGEN;
2354		2744
2355	sub cf::object::player::goto {	2745	sub cf::object::player::goto {
2356	my ($self, $path, $x, $y, $check, $done) = @_;	2746	my ($self, $path, $x, $y, $check, $done) = @_;
2357		2747
		2748	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2749	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2750	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2751	($path, $x, $y) = @$EMERGENCY_POSITION;
		2752	}
		2753
2358	# do generation counting so two concurrent goto's will be executed in-order	2754	# do generation counting so two concurrent goto's will be executed in-order
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2755	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2756
2361	$self->enter_link;	2757	$self->enter_link;
2362		2758
2363	(async {	2759	(async {
		2760	$Coro::current->{desc} = "player::goto $path $x $y";
		2761
		2762	# *tag paths override both path and x|y
		2763	if ($path =~ /^\*(.*)$/) {
		2764	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2765	my $ob = $obs[rand @obs];
		2766
		2767	# see if we actually can go there
		2768	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2769	$ob = $obs[rand @obs];
		2770	} else {
		2771	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2772	}
		2773	# else put us there anyways for now #d#
		2774
		2775	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2776	} else {
		2777	($path, $x, $y) = (undef, undef, undef);
		2778	}
		2779	}
		2780
2364	my $map = eval {	2781	my $map = eval {
2365	my $map = cf::map::find $path;	2782	my $map = defined $path ? cf::map::find $path : undef;
2366		2783
2367	if ($map) {	2784	if ($map) {
2368	$map = $map->customise_for ($self);	2785	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2786	$map = $check->($map, $x, $y, $self) if $check && $map;
2370	} else {	2787	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2788	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2789	}
2373		2790
2374	$map	2791	$map
2375	};	2792	};
2376		2793
…		…
2382	if ($gen == $self->{_goto_generation}) {	2799	if ($gen == $self->{_goto_generation}) {
2383	delete $self->{_goto_generation};	2800	delete $self->{_goto_generation};
2384	$self->leave_link ($map, $x, $y);	2801	$self->leave_link ($map, $x, $y);
2385	}	2802	}
2386		2803
2387	$done->() if $done;	2804	$done->($self) if $done;
2388	})->prio (1);	2805	})->prio (1);
2389	}	2806	}
2390		2807
2391	=item $player_object->enter_exit ($exit_object)	2808	=item $player_object->enter_exit ($exit_object)
2392		2809
…		…
2412	}	2829	}
2413		2830
2414	sub prepare_random_map {	2831	sub prepare_random_map {
2415	my ($exit) = @_;	2832	my ($exit) = @_;
2416		2833
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2834	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2835	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2836	# that depends on the exit object
2422		2837
2423	my $rmp = parse_random_map_params $exit->msg;	2838	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2840	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2841	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2842	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2843	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2844	$rmp->{origin_y} = $exit->y;
		2845
		2846	$exit->map->touch;
2430	}	2847	}
2431		2848
2432	$rmp->{random_seed} ||= $exit->random_seed;	2849	$rmp->{random_seed} ||= $exit->random_seed;
2433		2850
2434	my $data = cf::to_json $rmp;	2851	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2852	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2853	my $meta = "$RANDOMDIR/$md5.meta";
2437		2854
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2855	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2856	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2857	undef $fh;
2441	aio_rename "$meta~", $meta;	2858	aio_rename "$meta~", $meta;
2442		2859
		2860	my $slaying = "?random/$md5";
		2861
		2862	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2863	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2864	$exit->msg (undef);
		2865	}
2445	}	2866	}
2446	}	2867	}
2447		2868
2448	sub cf::object::player::enter_exit {	2869	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2870	my ($self, $exit) = @_;
2450		2871
2451	return unless $self->type == cf::PLAYER;	2872	return unless $self->type == cf::PLAYER;
2452		2873
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2874	$self->enter_link;
2465		2875
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2876	(async {
2471	$self->deactivate_recursive; # just to be sure	2877	$Coro::current->{desc} = "enter_exit";
		2878
2472	unless (eval {	2879	unless (eval {
		2880	$self->deactivate_recursive; # just to be sure
		2881
		2882	# random map handling
		2883	{
		2884	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2885
		2886	prepare_random_map $exit
		2887	if $exit->slaying eq "/!";
		2888	}
		2889
		2890	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2891	my $x = $exit->stats->hp;
		2892	my $y = $exit->stats->sp;
		2893
2473	$self->goto ($slaying, $hp, $sp);	2894	$self->goto ($map, $x, $y);
2474		2895
		2896	# if exit is damned, update players death & WoR home-position
		2897	$self->contr->savebed ($map, $x, $y)
		2898	if $exit->flag (cf::FLAG_DAMNED);
		2899
2475	1;	2900	1
2476	}) {	2901	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2902	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2903	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2904	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2905	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2906
2482	warn "ERROR in enter_exit: $@";	2907	error "ERROR in enter_exit: $@";
2483	$self->leave_link;	2908	$self->leave_link;
2484	}	2909	}
2485	})->prio (1);	2910	})->prio (1);
2486	}	2911	}
2487		2912
…		…
2499	sub cf::client::send_drawinfo {	2924	sub cf::client::send_drawinfo {
2500	my ($self, $text, $flags) = @_;	2925	my ($self, $text, $flags) = @_;
2501		2926
2502	utf8::encode $text;	2927	utf8::encode $text;
2503	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2928	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2929	}
		2930
		2931	=item $client->send_big_packet ($pkt)
		2932
		2933	Like C<send_packet>, but tries to compress large packets, and fragments
		2934	them as required.
		2935
		2936	=cut
		2937
		2938	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2939
		2940	sub cf::client::send_big_packet {
		2941	my ($self, $pkt) = @_;
		2942
		2943	# try lzf for large packets
		2944	$pkt = "lzf " . Compress::LZF::compress $pkt
		2945	if 1024 <= length $pkt and $self->{can_lzf};
		2946
		2947	# split very large packets
		2948	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2949	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2950	$pkt = "frag";
		2951	}
		2952
		2953	$self->send_packet ($pkt);
2504	}	2954	}
2505		2955
2506	=item $client->send_msg ($channel, $msg, $color, [extra...])	2956	=item $client->send_msg ($channel, $msg, $color, [extra...])
2507		2957
2508	Send a drawinfo or msg packet to the client, formatting the msg for the	2958	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2960	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2961	the message unless the client supports the msg packet.
2512		2962
2513	=cut	2963	=cut
2514		2964
		2965	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2966	our %CHANNEL = (
		2967	"c/motd" => {
		2968	id => "infobox",
		2969	title => "MOTD",
		2970	reply => undef,
		2971	tooltip => "The message of the day",
		2972	},
2516	"c/identify" => {	2973	"c/identify" => {
2517	id => "identify",	2974	id => "infobox",
2518	title => "Identify",	2975	title => "Identify",
2519	reply => undef,	2976	reply => undef,
2520	tooltip => "Items recently identified",	2977	tooltip => "Items recently identified",
2521	},	2978	},
2522	"c/examine" => {	2979	"c/examine" => {
2523	id => "examine",	2980	id => "infobox",
2524	title => "Examine",	2981	title => "Examine",
2525	reply => undef,	2982	reply => undef,
2526	tooltip => "Signs and other items you examined",	2983	tooltip => "Signs and other items you examined",
2527	},	2984	},
		2985	"c/shopinfo" => {
		2986	id => "infobox",
		2987	title => "Shop Info",
		2988	reply => undef,
		2989	tooltip => "What your bargaining skill tells you about the shop",
		2990	},
		2991	"c/book" => {
		2992	id => "infobox",
		2993	title => "Book",
		2994	reply => undef,
		2995	tooltip => "The contents of a note or book",
		2996	},
		2997	"c/lookat" => {
		2998	id => "infobox",
		2999	title => "Look",
		3000	reply => undef,
		3001	tooltip => "What you saw there",
		3002	},
		3003	"c/who" => {
		3004	id => "infobox",
		3005	title => "Players",
		3006	reply => undef,
		3007	tooltip => "Shows players who are currently online",
		3008	},
		3009	"c/body" => {
		3010	id => "infobox",
		3011	title => "Body Parts",
		3012	reply => undef,
		3013	tooltip => "Shows which body parts you posess and are available",
		3014	},
		3015	"c/statistics" => {
		3016	id => "infobox",
		3017	title => "Statistics",
		3018	reply => undef,
		3019	tooltip => "Shows your primary statistics",
		3020	},
		3021	"c/skills" => {
		3022	id => "infobox",
		3023	title => "Skills",
		3024	reply => undef,
		3025	tooltip => "Shows your experience per skill and item power",
		3026	},
		3027	"c/shopitems" => {
		3028	id => "infobox",
		3029	title => "Shop Items",
		3030	reply => undef,
		3031	tooltip => "Shows the items currently for sale in this shop",
		3032	},
		3033	"c/resistances" => {
		3034	id => "infobox",
		3035	title => "Resistances",
		3036	reply => undef,
		3037	tooltip => "Shows your resistances",
		3038	},
		3039	"c/pets" => {
		3040	id => "infobox",
		3041	title => "Pets",
		3042	reply => undef,
		3043	tooltip => "Shows information abotu your pets/a specific pet",
		3044	},
		3045	"c/perceiveself" => {
		3046	id => "infobox",
		3047	title => "Perceive Self",
		3048	reply => undef,
		3049	tooltip => "You gained detailed knowledge about yourself",
		3050	},
		3051	"c/uptime" => {
		3052	id => "infobox",
		3053	title => "Uptime",
		3054	reply => undef,
		3055	tooltip => "How long the server has been running since last restart",
		3056	},
		3057	"c/mapinfo" => {
		3058	id => "infobox",
		3059	title => "Map Info",
		3060	reply => undef,
		3061	tooltip => "Information related to the maps",
		3062	},
		3063	"c/party" => {
		3064	id => "party",
		3065	title => "Party",
		3066	reply => "gsay ",
		3067	tooltip => "Messages and chat related to your party",
		3068	},
		3069	"c/death" => {
		3070	id => "death",
		3071	title => "Death",
		3072	reply => undef,
		3073	tooltip => "Reason for and more info about your most recent death",
		3074	},
		3075	"c/say" => $SAY_CHANNEL,
		3076	"c/chat" => $CHAT_CHANNEL,
2528	);	3077	);
2529		3078
2530	sub cf::client::send_msg {	3079	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	3080	my ($self, $channel, $msg, $color, @extra) = @_;
2532		3081
2533	$msg = $self->pl->expand_cfpod ($msg);	3082	$msg = $self->pl->expand_cfpod ($msg)
		3083	unless $color & cf::NDI_VERBATIM;
2534		3084
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	3085	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		3086
2537	# check predefined channels, for the benefit of C	3087	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3088	if ($CHANNEL{$channel}) {
		3089	$channel = $CHANNEL{$channel};
2539		3090
		3091	$self->ext_msg (channel_info => $channel);
		3092	$channel = $channel->{id};
		3093
2540	if (ref $channel) {	3094	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	3095	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	3096	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	3097	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	3098	$self->ext_msg (channel_info => $channel);
2545	if $self->can_msg;
2546	}	3099	}
2547		3100
2548	$channel = $channel->{id};	3101	$channel = $channel->{id};
2549	}	3102	}
2550		3103
2551	return unless @extra || length $msg;	3104	return unless @extra || length $msg;
2552		3105
2553	if ($self->can_msg) {
2554	# default colour, mask it out	3106	# default colour, mask it out
2555	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3107	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2556	if $color & cf::NDI_DEF;	3108	if $color & cf::NDI_DEF;
2557		3109
2558	$self->send_packet ("msg " . $self->{json_coder}->encode (	3110	my $pkt = "msg "
		3111	. $self->{json_coder}->encode (
2559	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3112	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2560	} else {	3113	);
2561	if ($color >= 0) {
2562	# replace some tags by gcfclient-compatible ones
2563	for ($msg) {
2564	1 while
2565	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2566	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2567	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2568	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2569	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2570	}
2571		3114
2572	$color &= cf::NDI_COLOR_MASK;	3115	$self->send_big_packet ($pkt);
2573
2574	utf8::encode $msg;
2575
2576	if (0 && $msg =~ /\[/) {
2577	# COMMAND/INFO
2578	$self->send_packet ("drawextinfo $color 10 8 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}
2585	}	3116	}
2586		3117
2587	=item $client->ext_msg ($type, @msg)	3118	=item $client->ext_msg ($type, @msg)
2588		3119
2589	Sends an ext event to the client.	3120	Sends an ext event to the client.
…		…
2592		3123
2593	sub cf::client::ext_msg($$@) {	3124	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	3125	my ($self, $type, @msg) = @_;
2595		3126
2596	if ($self->extcmd == 2) {	3127	if ($self->extcmd == 2) {
2597	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3128	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2598	} elsif ($self->extcmd == 1) { # TODO: remove	3129	} elsif ($self->extcmd == 1) { # TODO: remove
2599	push @msg, msgtype => "event_$type";	3130	push @msg, msgtype => "event_$type";
2600	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3131	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2601	}	3132	}
2602	}	3133	}
2603		3134
2604	=item $client->ext_reply ($msgid, @msg)	3135	=item $client->ext_reply ($msgid, @msg)
2605		3136
…		…
2609		3140
2610	sub cf::client::ext_reply($$@) {	3141	sub cf::client::ext_reply($$@) {
2611	my ($self, $id, @msg) = @_;	3142	my ($self, $id, @msg) = @_;
2612		3143
2613	if ($self->extcmd == 2) {	3144	if ($self->extcmd == 2) {
2614	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3145	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2615	} elsif ($self->extcmd == 1) {	3146	} elsif ($self->extcmd == 1) {
2616	#TODO: version 1, remove	3147	#TODO: version 1, remove
2617	unshift @msg, msgtype => "reply", msgid => $id;	3148	unshift @msg, msgtype => "reply", msgid => $id;
2618	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3149	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2619	}	3150	}
2620	}	3151	}
2621		3152
2622	=item $success = $client->query ($flags, "text", \&cb)	3153	=item $success = $client->query ($flags, "text", \&cb)
2623		3154
…		…
2694		3225
2695	$ns->ext_reply ($reply, @reply)	3226	$ns->ext_reply ($reply, @reply)
2696	if $reply;	3227	if $reply;
2697		3228
2698	} else {	3229	} else {
2699	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3230	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2700	}	3231	}
2701		3232
2702	cf::override;	3233	cf::override;
2703	},	3234	},
2704	);	3235	);
…		…
2724		3255
2725	$coro	3256	$coro
2726	}	3257	}
2727		3258
2728	cf::client->attach (	3259	cf::client->attach (
2729	on_destroy => sub {	3260	on_client_destroy => sub {
2730	my ($ns) = @_;	3261	my ($ns) = @_;
2731		3262
2732	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3263	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2733	},	3264	},
2734	);	3265	);
…		…
2750	our $safe_hole = new Safe::Hole;	3281	our $safe_hole = new Safe::Hole;
2751		3282
2752	$SIG{FPE} = 'IGNORE';	3283	$SIG{FPE} = 'IGNORE';
2753		3284
2754	$safe->permit_only (Opcode::opset qw(	3285	$safe->permit_only (Opcode::opset qw(
2755	:base_core :base_mem :base_orig :base_math	3286	:base_core :base_mem :base_orig :base_math :base_loop
2756	grepstart grepwhile mapstart mapwhile	3287	grepstart grepwhile mapstart mapwhile
2757	sort time	3288	sort time
2758	));	3289	));
2759		3290
2760	# here we export the classes and methods available to script code	3291	# here we export the classes and methods available to script code
…		…
2762	=pod	3293	=pod
2763		3294
2764	The following functions and methods are available within a safe environment:	3295	The following functions and methods are available within a safe environment:
2765		3296
2766	cf::object	3297	cf::object
2767	contr pay_amount pay_player map x y force_find force_add	3298	contr pay_amount pay_player map x y force_find force_add destroy
2768	insert remove name archname title slaying race decrease_ob_nr	3299	insert remove name archname title slaying race decrease split
		3300	value
2769		3301
2770	cf::object::player	3302	cf::object::player
2771	player	3303	player
2772		3304
2773	cf::player	3305	cf::player
…		…
2778		3310
2779	=cut	3311	=cut
2780		3312
2781	for (	3313	for (
2782	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3314	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2783	insert remove inv name archname title slaying race	3315	insert remove inv nrof name archname title slaying race
2784	decrease_ob_nr)],	3316	decrease split destroy change_exp value msg lore send_msg)],
2785	["cf::object::player" => qw(player)],	3317	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3318	["cf::player" => qw(peaceful send_msg)],
2787	["cf::map" => qw(trigger)],	3319	["cf::map" => qw(trigger)],
2788	) {	3320	) {
2789	no strict 'refs';
2790	my ($pkg, @funs) = @$_;	3321	my ($pkg, @funs) = @$_;
2791	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3322	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2792	for @funs;	3323	for @funs;
2793	}	3324	}
2794		3325
…		…
2809		3340
2810	my $qcode = $code;	3341	my $qcode = $code;
2811	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3342	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2812	$qcode =~ s/\n/\\n/g;	3343	$qcode =~ s/\n/\\n/g;
2813		3344
		3345	%vars = (_dummy => 0) unless %vars;
		3346
		3347	my @res;
2814	local $_;	3348	local $_;
2815	local @safe::cf::_safe_eval_args = values %vars;
2816		3349
2817	my $eval =	3350	my $eval =
2818	"do {\n"	3351	"do {\n"
2819	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3352	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2820	. "#line 0 \"{$qcode}\"\n"	3353	. "#line 0 \"{$qcode}\"\n"
2821	. $code	3354	. $code
2822	. "\n}"	3355	. "\n}"
2823	;	3356	;
2824		3357
		3358	if ($CFG{safe_eval}) {
2825	sub_generation_inc;	3359	sub_generation_inc;
		3360	local @safe::cf::_safe_eval_args = values %vars;
2826	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3361	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2827	sub_generation_inc;	3362	sub_generation_inc;
		3363	} else {
		3364	local @cf::_safe_eval_args = values %vars;
		3365	@res = wantarray ? eval eval : scalar eval $eval;
		3366	}
2828		3367
2829	if ($@) {	3368	if ($@) {
2830	warn "$@";	3369	warn "$@",
2831	warn "while executing safe code '$code'\n";	3370	"while executing safe code '$code'\n",
2832	warn "with arguments " . (join " ", %vars) . "\n";	3371	"with arguments " . (join " ", %vars) . "\n";
2833	}	3372	}
2834		3373
2835	wantarray ? @res : $res[0]	3374	wantarray ? @res : $res[0]
2836	}	3375	}
2837		3376
…		…
2851	=cut	3390	=cut
2852		3391
2853	sub register_script_function {	3392	sub register_script_function {
2854	my ($fun, $cb) = @_;	3393	my ($fun, $cb) = @_;
2855		3394
2856	no strict 'refs';	3395	$fun = "safe::$fun" if $CFG{safe_eval};
2857	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3396	*$fun = $safe_hole->wrap ($cb);
2858	}	3397	}
2859		3398
2860	=back	3399	=back
2861		3400
2862	=cut	3401	=cut
…		…
2871	# for this (global event?)	3410	# for this (global event?)
2872	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
2873		3412
2874	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2875		3414
2876	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
2877		3416
2878	my $facedata;
2879	0 < aio_load $path, $facedata	3417	0 < aio_load $path, my $facedata
2880	or die "$path: $!";	3418	or die "$path: $!";
2881		3419
2882	$facedata = Coro::Storable::thaw $facedata;	3420	$facedata = Coro::Storable::thaw $facedata;
2883		3421
2884	$facedata->{version} == 2	3422	$facedata->{version} == 2
2885	or cf::cleanup "$path: version mismatch, cannot proceed.";	3423	or cf::cleanup "$path: version mismatch, cannot proceed.";
2886		3424
2887	# patch in the exptable	3425	# patch in the exptable
		3426	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2888	$facedata->{resource}{"res/exp_table"} = {	3427	$facedata->{resource}{"res/exp_table"} = {
2889	type => FT_RSRC,	3428	type => FT_RSRC,
2890	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3429	data => $exp_table,
		3430	hash => (Digest::MD5::md5 $exp_table),
2891	};	3431	};
2892	cf::cede_to_tick;	3432	cf::cede_to_tick;
2893		3433
2894	{	3434	{
2895	my $faces = $facedata->{faceinfo};	3435	my $faces = $facedata->{faceinfo};
2896		3436
2897	while (my ($face, $info) = each %$faces) {	3437	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3438	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3439
2899	cf::face::set_visibility $idx, $info->{visibility};	3440	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3441	cf::face::set_magicmap $idx, $info->{magicmap};
2901	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3442	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2902	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3443	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2903		3444
2904	cf::cede_to_tick;	3445	cf::cede_to_tick;
2905	}	3446	}
2906		3447
2907	while (my ($face, $info) = each %$faces) {	3448	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3449	next unless $info->{smooth};
		3450
2909	my $idx = cf::face::find $face	3451	my $idx = cf::face::find $face
2910	or next;	3452	or next;
		3453
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3454	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3455	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3456	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3457	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3458	error "smooth face '$info->{smooth}' not found for face '$face'";
2916	}	3459	}
2917		3460
2918	cf::cede_to_tick;	3461	cf::cede_to_tick;
2919	}	3462	}
2920	}	3463	}
…		…
2929		3472
2930	cf::anim::invalidate_all; # d'oh	3473	cf::anim::invalidate_all; # d'oh
2931	}	3474	}
2932		3475
2933	{	3476	{
2934	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3477	my $res = $facedata->{resource};
2937		3478
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3479	while (my ($name, $info) = each %$res) {
		3480	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3481	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;
2943		3482
2944	if ($info->{type} & 1) {	3483	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2945	# prepend meta info	3484	cf::face::set_type $idx, $info->{type};
2946
2947	my $meta = $enc->encode ({
2948	name => $name,
2949	%{ $info->{meta} || {} },
2950	});
2951
2952	$data = pack "(w/a*)*", $meta, $info->{data};
2953	} else {	3485	} else {
2954	$data = $info->{data};	3486	$RESOURCE{$name} = $info; # unused
2955	}	3487	}
2956		3488
2957	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2958	cf::face::set_type $idx, $info->{type};
2959
2960	cf::cede_to_tick;	3489	cf::cede_to_tick;
2961	}	3490	}
2962
2963	if ($soundconf) {
2964	$soundconf = $enc->decode (delete $soundconf->{data});
2965
2966	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2967	my $sound = $soundconf->{compat}[$_]
2968	or next;
2969
2970	my $face = cf::face::find "sound/$sound->[1]";
2971	cf::sound::set $sound->[0] => $face;
2972	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2973	}
2974
2975	while (my ($k, $v) = each %{$soundconf->{event}}) {
2976	my $face = cf::face::find "sound/$v";
2977	cf::sound::set $k => $face;
2978	}
2979	}
2980	}	3491	}
		3492
		3493	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3494
2982	1	3495	1
2983	}	3496	}
2984		3497
2985	register_exticmd fx_want => sub {	3498	register_exticmd fx_want => sub {
…		…
2987		3500
2988	while (my ($k, $v) = each %$want) {	3501	while (my ($k, $v) = each %$want) {
2989	$ns->fx_want ($k, $v);	3502	$ns->fx_want ($k, $v);
2990	}	3503	}
2991	};	3504	};
		3505
		3506	sub load_resource_file($) {
		3507	my $guard = lock_acquire "load_resource_file";
		3508
		3509	my $status = load_resource_file_ $_[0];
		3510	get_slot 0.1, 100;
		3511	cf::arch::commit_load;
		3512
		3513	$status
		3514	}
2992		3515
2993	sub reload_regions {	3516	sub reload_regions {
2994	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
2995	# for this (global event?)	3518	# for this (global event?)
2996	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3010	}	3533	}
3011		3534
3012	sub reload_archetypes {	3535	sub reload_archetypes {
3013	load_resource_file "$DATADIR/archetypes"	3536	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";	3537	or die "unable to load archetypes\n";
3015	#d# NEED to laod twice to resolve forward references
3016	# this really needs to be done in an extra post-pass
3017	# (which needs to be synchronous, so solve it differently)
3018	load_resource_file "$DATADIR/archetypes"
3019	or die "unable to load archetypes\n";
3020	}	3538	}
3021		3539
3022	sub reload_treasures {	3540	sub reload_treasures {
3023	load_resource_file "$DATADIR/treasures"	3541	load_resource_file "$DATADIR/treasures"
3024	or die "unable to load treasurelists\n";	3542	or die "unable to load treasurelists\n";
3025	}	3543	}
3026		3544
		3545	sub reload_sound {
		3546	trace "loading sound config from $DATADIR/sound\n";
		3547
		3548	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3549	or die "$DATADIR/sound $!";
		3550
		3551	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3552
		3553	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3554	my $sound = $soundconf->{compat}[$_]
		3555	or next;
		3556
		3557	my $face = cf::face::find "sound/$sound->[1]";
		3558	cf::sound::set $sound->[0] => $face;
		3559	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3560	}
		3561
		3562	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3563	my $face = cf::face::find "sound/$v";
		3564	cf::sound::set $k => $face;
		3565	}
		3566	}
		3567
3027	sub reload_resources {	3568	sub reload_resources {
3028	warn "reloading resource files...\n";	3569	trace "reloading resource files...\n";
3029		3570
		3571	reload_exp_table;
		3572	reload_materials;
		3573	reload_facedata;
		3574	reload_sound;
		3575	reload_archetypes;
3030	reload_regions;	3576	reload_regions;
3031	reload_facedata;
3032	#reload_archetypes;#d#
3033	reload_archetypes;
3034	reload_treasures;	3577	reload_treasures;
3035		3578
3036	warn "finished reloading resource files\n";	3579	trace "finished reloading resource files\n";
3037	}
3038
3039	sub init {
3040	reload_resources;
3041	}	3580	}
3042		3581
3043	sub reload_config {	3582	sub reload_config {
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3583	trace "reloading config file...\n";
3045	or return;
3046		3584
3047	local $/;	3585	0 < aio_load "$CONFDIR/config", my $config
3048	*CFG = YAML::Syck::Load <$fh>;	3586	or die "$CONFDIR/config: $!";
3049		3587
		3588	utf8::decode $config;
		3589	*CFG = yaml_load $config;
		3590
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3591	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3051		3592
3052	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3593	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3053	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3594	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3054		3595
3055	if (exists $CFG{mlockall}) {	3596	if (exists $CFG{mlockall}) {
…		…
3059	};	3600	};
3060	warn $@ if $@;	3601	warn $@ if $@;
3061	}	3602	}
3062	}	3603	}
3063		3604
		3605	sub pidfile() {
		3606	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3607	or die "$PIDFILE: $!";
		3608	flock $fh, &Fcntl::LOCK_EX
		3609	or die "$PIDFILE: flock: $!";
		3610	$fh
		3611	}
		3612
		3613	# make sure only one server instance is running at any one time
		3614	sub atomic {
		3615	my $fh = pidfile;
		3616
		3617	my $pid = <$fh>;
		3618	kill 9, $pid if $pid > 0;
		3619
		3620	seek $fh, 0, 0;
		3621	print $fh $$;
		3622	}
		3623
		3624	sub main_loop {
		3625	trace "EV::loop starting\n";
		3626	if (1) {
		3627	EV::loop;
		3628	}
		3629	trace "EV::loop returned\n";
		3630	goto &main_loop unless $REALLY_UNLOOP;
		3631	}
		3632
3064	sub main {	3633	sub main {
		3634	cf::init_globals; # initialise logging
		3635
		3636	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3637	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3638	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3639	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3640
		3641	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3642
3065	# we must not ever block the main coroutine	3643	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3644	local $Coro::idle = sub {
3067	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3645	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3068	(async {	3646	(async {
3069	Event::one_event;	3647	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3648	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3649	})->prio (Coro::PRIO_MAX);
3071	};	3650	};
3072		3651
		3652	evthread_start IO::AIO::poll_fileno;
		3653
		3654	cf::sync_job {
		3655	cf::incloader::init ();
		3656
		3657	cf::init_anim;
		3658	cf::init_attackmess;
		3659	cf::init_dynamic;
		3660
		3661	cf::load_settings;
		3662
		3663	reload_resources;
3073	reload_config;	3664	reload_config;
3074	db_init;	3665	db_init;
		3666
		3667	cf::init_uuid;
		3668	cf::init_signals;
		3669	cf::init_skills;
		3670
		3671	cf::init_beforeplay;
		3672
		3673	atomic;
		3674
3075	load_extensions;	3675	load_extensions;
3076		3676
3077	$TICK_WATCHER->start;	3677	utime time, time, $RUNTIMEFILE;
3078	Event::loop;	3678
		3679	# no (long-running) fork's whatsoever before this point(!)
		3680	use POSIX ();
		3681	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3682
		3683	cf::_post_init 0;
		3684	};
		3685
		3686	cf::object::thawer::errors_are_fatal 0;
		3687	info "parse errors in files are no longer fatal from this point on.\n";
		3688
		3689	my $free_main; $free_main = EV::idle sub {
		3690	undef $free_main;
		3691	undef &main; # free gobs of memory :)
		3692	};
		3693
		3694	goto &main_loop;
3079	}	3695	}
3080		3696
3081	#############################################################################	3697	#############################################################################
3082	# initialisation and cleanup	3698	# initialisation and cleanup
3083		3699
3084	# install some emergency cleanup handlers	3700	# install some emergency cleanup handlers
3085	BEGIN {	3701	BEGIN {
		3702	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3703	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3704	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3088	reentrant => 0,
3089	data => WF_AUTOCANCEL,
3090	signal => $signal,
3091	prio => 0,
3092	cb => sub {
3093	cf::cleanup "SIG$signal";	3705	cf::cleanup "SIG$signal";
3094	},
3095	);	3706	};
3096	}	3707	}
3097	}	3708	}
3098		3709
3099	sub write_runtime {	3710	sub write_runtime_sync {
3100	my $runtime = "$LOCALDIR/runtime";	3711	my $t0 = AE::time;
3101		3712
3102	# first touch the runtime file to show we are still running:	3713	# first touch the runtime file to show we are still running:
3103	# the fsync below can take a very very long time.	3714	# the fsync below can take a very very long time.
3104		3715
3105	IO::AIO::aio_utime $runtime, undef, undef;	3716	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3106		3717
3107	my $guard = cf::lock_acquire "write_runtime";	3718	my $guard = cf::lock_acquire "write_runtime";
3108		3719
3109	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3720	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3110	or return;	3721	or return;
3111		3722
3112	my $value = $cf::RUNTIME + 90 + 10;	3723	my $value = $cf::RUNTIME + 90 + 10;
3113	# 10 is the runtime save interval, for a monotonic clock	3724	# 10 is the runtime save interval, for a monotonic clock
3114	# 60 allows for the watchdog to kill the server.	3725	# 60 allows for the watchdog to kill the server.
…		…
3124	aio_utime $fh, undef, undef;	3735	aio_utime $fh, undef, undef;
3125		3736
3126	close $fh	3737	close $fh
3127	or return;	3738	or return;
3128		3739
3129	aio_rename "$runtime~", $runtime	3740	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3130	and return;	3741	and return;
3131		3742
3132	warn "runtime file written.\n";	3743	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3133		3744
3134	1	3745	1
		3746	}
		3747
		3748	our $uuid_lock;
		3749	our $uuid_skip;
		3750
		3751	sub write_uuid_sync($) {
		3752	$uuid_skip ||= $_[0];
		3753
		3754	return if $uuid_lock;
		3755	local $uuid_lock = 1;
		3756
		3757	my $uuid = "$LOCALDIR/uuid";
		3758
		3759	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3760	or return;
		3761
		3762	my $value = uuid_seq uuid_cur;
		3763
		3764	unless ($value) {
		3765	info "cowardly refusing to write zero uuid value!\n";
		3766	return;
		3767	}
		3768
		3769	my $value = uuid_str $value + $uuid_skip;
		3770	$uuid_skip = 0;
		3771
		3772	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3773	and return;
		3774
		3775	# always fsync - this file is important
		3776	aio_fsync $fh
		3777	and return;
		3778
		3779	close $fh
		3780	or return;
		3781
		3782	aio_rename "$uuid~", $uuid
		3783	and return;
		3784
		3785	trace "uuid file written ($value).\n";
		3786
		3787	1
		3788
		3789	}
		3790
		3791	sub write_uuid($$) {
		3792	my ($skip, $sync) = @_;
		3793
		3794	$sync ? write_uuid_sync $skip
		3795	: async { write_uuid_sync $skip };
3135	}	3796	}
3136		3797
3137	sub emergency_save() {	3798	sub emergency_save() {
3138	my $freeze_guard = cf::freeze_mainloop;	3799	my $freeze_guard = cf::freeze_mainloop;
3139		3800
3140	warn "enter emergency perl save\n";	3801	info "emergency_perl_save: enter\n";
		3802
		3803	# this is a trade-off: we want to be very quick here, so
		3804	# save all maps without fsync, and later call a global sync
		3805	# (which in turn might be very very slow)
		3806	local $USE_FSYNC = 0;
3141		3807
3142	cf::sync_job {	3808	cf::sync_job {
		3809	cf::write_runtime_sync; # external watchdog should not bark
		3810
3143	# use a peculiar iteration method to avoid tripping on perl	3811	# use a peculiar iteration method to avoid tripping on perl
3144	# refcount bugs in for. also avoids problems with players	3812	# refcount bugs in for. also avoids problems with players
3145	# and maps saved/destroyed asynchronously.	3813	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3814	info "emergency_perl_save: begin player save\n";
3147	for my $login (keys %cf::PLAYER) {	3815	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3816	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3817	$pl->valid or next;
		3818	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3819	$pl->save;
3151	}	3820	}
3152	warn "end emergency player save\n";	3821	info "emergency_perl_save: end player save\n";
3153		3822
3154	warn "begin emergency map save\n";	3823	cf::write_runtime_sync; # external watchdog should not bark
		3824
		3825	info "emergency_perl_save: begin map save\n";
3155	for my $path (keys %cf::MAP) {	3826	for my $path (keys %cf::MAP) {
3156	my $map = $cf::MAP{$path} or next;	3827	my $map = $cf::MAP{$path} or next;
3157	$map->valid or next;	3828	$map->valid or next;
3158	$map->save;	3829	$map->save;
3159	}	3830	}
3160	warn "end emergency map save\n";	3831	info "emergency_perl_save: end map save\n";
3161		3832
3162	warn "begin emergency database checkpoint\n";	3833	cf::write_runtime_sync; # external watchdog should not bark
		3834
		3835	info "emergency_perl_save: begin database checkpoint\n";
3163	BDB::db_env_txn_checkpoint $DB_ENV;	3836	BDB::db_env_txn_checkpoint $DB_ENV;
3164	warn "end emergency database checkpoint\n";	3837	info "emergency_perl_save: end database checkpoint\n";
		3838
		3839	info "emergency_perl_save: begin write uuid\n";
		3840	write_uuid_sync 1;
		3841	info "emergency_perl_save: end write uuid\n";
		3842
		3843	cf::write_runtime_sync; # external watchdog should not bark
		3844
		3845	trace "emergency_perl_save: syncing database to disk";
		3846	BDB::db_env_txn_checkpoint $DB_ENV;
		3847
		3848	info "emergency_perl_save: starting sync\n";
		3849	IO::AIO::aio_sync sub {
		3850	info "emergency_perl_save: finished sync\n";
		3851	};
		3852
		3853	cf::write_runtime_sync; # external watchdog should not bark
		3854
		3855	trace "emergency_perl_save: flushing outstanding aio requests";
		3856	while (IO::AIO::nreqs || BDB::nreqs) {
		3857	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3858	}
		3859
		3860	cf::write_runtime_sync; # external watchdog should not bark
3165	};	3861	};
3166		3862
3167	warn "leave emergency perl save\n";	3863	info "emergency_perl_save: leave\n";
3168	}	3864	}
3169		3865
3170	sub post_cleanup {	3866	sub post_cleanup {
3171	my ($make_core) = @_;	3867	my ($make_core) = @_;
3172		3868
		3869	IO::AIO::flush;
		3870
3173	warn Carp::longmess "post_cleanup backtrace"	3871	error Carp::longmess "post_cleanup backtrace"
3174	if $make_core;	3872	if $make_core;
		3873
		3874	my $fh = pidfile;
		3875	unlink $PIDFILE if <$fh> == $$;
		3876	}
		3877
		3878	# a safer delete_package, copied from Symbol
		3879	sub clear_package($) {
		3880	my $pkg = shift;
		3881
		3882	# expand to full symbol table name if needed
		3883	unless ($pkg =~ /^main::.*::$/) {
		3884	$pkg = "main$pkg" if $pkg =~ /^::/;
		3885	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3886	$pkg .= '::' unless $pkg =~ /::$/;
		3887	}
		3888
		3889	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3890	my $stem_symtab = *{$stem}{HASH};
		3891
		3892	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3893	or return;
		3894
		3895	# clear all symbols
		3896	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3897	for my $name (keys %$leaf_symtab) {
		3898	_gv_clear *{"$pkg$name"};
		3899	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3900	}
3175	}	3901	}
3176		3902
3177	sub do_reload_perl() {	3903	sub do_reload_perl() {
3178	# can/must only be called in main	3904	# can/must only be called in main
3179	if ($Coro::current != $Coro::main) {	3905	unless (in_main) {
3180	warn "can only reload from main coroutine";	3906	error "can only reload from main coroutine";
3181	return;	3907	return;
3182	}	3908	}
3183		3909
3184	warn "reloading...";	3910	return if $RELOAD++;
3185		3911
3186	warn "entering sync_job";	3912	my $t1 = AE::time;
3187		3913
		3914	while ($RELOAD) {
		3915	cf::get_slot 0.1, -1, "reload_perl";
		3916	info "perl_reload: reloading...";
		3917
		3918	trace "perl_reload: entering sync_job";
		3919
3188	cf::sync_job {	3920	cf::sync_job {
3189	cf::write_runtime; # external watchdog should not bark
3190	cf::emergency_save;	3921	#cf::emergency_save;
3191	cf::write_runtime; # external watchdog should not bark
3192		3922
3193	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;
3195
3196	# if anything goes wrong in here, we should simply crash as we already saved
3197
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";
3204	for (;;) {
3205	BDB::flush;
3206	IO::AIO::flush;
3207	Coro::cede;
3208	last unless IO::AIO::nreqs || BDB::nreqs;
3209	warn "iterate...";
3210	}
3211
3212	++$RELOAD;
3213
3214	warn "cancelling all extension coros";	3923	trace "perl_reload: cancelling all extension coros";
3215	$_->cancel for values %EXT_CORO;	3924	$_->cancel for values %EXT_CORO;
3216	%EXT_CORO = ();	3925	%EXT_CORO = ();
3217		3926
3218	warn "removing commands";	3927	trace "perl_reload: removing commands";
3219	%COMMAND = ();	3928	%COMMAND = ();
3220		3929
3221	warn "removing ext/exti commands";	3930	trace "perl_reload: removing ext/exti commands";
3222	%EXTCMD = ();	3931	%EXTCMD = ();
3223	%EXTICMD = ();	3932	%EXTICMD = ();
3224		3933
3225	warn "unloading/nuking all extensions";	3934	trace "perl_reload: unloading/nuking all extensions";
3226	for my $pkg (@EXTS) {	3935	for my $pkg (@EXTS) {
3227	warn "... unloading $pkg";	3936	trace "... unloading $pkg";
3228		3937
3229	if (my $cb = $pkg->can ("unload")) {	3938	if (my $cb = $pkg->can ("unload")) {
3230	eval {	3939	eval {
3231	$cb->($pkg);	3940	$cb->($pkg);
3232	1	3941	1
3233	} or warn "$pkg unloaded, but with errors: $@";	3942	} or error "$pkg unloaded, but with errors: $@";
		3943	}
		3944
		3945	trace "... clearing $pkg";
		3946	clear_package $pkg;
3234	}	3947	}
3235		3948
3236	warn "... nuking $pkg";
3237	Symbol::delete_package $pkg;
3238	}
3239
3240	warn "unloading all perl modules loaded from $LIBDIR";	3949	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3241	while (my ($k, $v) = each %INC) {	3950	while (my ($k, $v) = each %INC) {
3242	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3951	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3243		3952
3244	warn "... unloading $k";	3953	trace "... unloading $k";
3245	delete $INC{$k};	3954	delete $INC{$k};
3246		3955
3247	$k =~ s/\.pm$//;	3956	$k =~ s/\.pm$//;
3248	$k =~ s/\//::/g;	3957	$k =~ s/\//::/g;
3249		3958
3250	if (my $cb = $k->can ("unload_module")) {	3959	if (my $cb = $k->can ("unload_module")) {
3251	$cb->();	3960	$cb->();
		3961	}
		3962
		3963	clear_package $k;
3252	}	3964	}
3253		3965
3254	Symbol::delete_package $k;
3255	}
3256
3257	warn "getting rid of safe::, as good as possible";	3966	trace "perl_reload: getting rid of safe::, as good as possible";
3258	Symbol::delete_package "safe::$_"	3967	clear_package "safe::$_"
3259	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3968	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3260		3969
3261	warn "unloading cf.pm \"a bit\"";	3970	trace "perl_reload: unloading cf.pm \"a bit\"";
3262	delete $INC{"cf.pm"};	3971	delete $INC{"cf.pm"};
3263	delete $INC{"cf/pod.pm"};	3972	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3264		3973
3265	# don't, removes xs symbols, too,	3974	# don't, removes xs symbols, too,
3266	# and global variables created in xs	3975	# and global variables created in xs
3267	#Symbol::delete_package __PACKAGE__;	3976	#clear_package __PACKAGE__;
3268		3977
3269	warn "unload completed, starting to reload now";	3978	info "perl_reload: unload completed, starting to reload now";
3270		3979
3271	warn "reloading cf.pm";	3980	trace "perl_reload: reloading cf.pm";
3272	require cf;	3981	require cf;
3273	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3982	cf::_connect_to_perl_1;
3274		3983
3275	warn "loading config and database again";	3984	trace "perl_reload: loading config and database again";
3276	cf::reload_config;	3985	cf::reload_config;
3277		3986
3278	warn "loading extensions";	3987	trace "perl_reload: loading extensions";
3279	cf::load_extensions;	3988	cf::load_extensions;
3280		3989
		3990	if ($REATTACH_ON_RELOAD) {
3281	warn "reattaching attachments to objects/players";	3991	trace "perl_reload: reattaching attachments to objects/players";
3282	_global_reattach; # objects, sockets	3992	_global_reattach; # objects, sockets
3283	warn "reattaching attachments to maps";	3993	trace "perl_reload: reattaching attachments to maps";
3284	reattach $_ for values %MAP;	3994	reattach $_ for values %MAP;
3285	warn "reattaching attachments to players";	3995	trace "perl_reload: reattaching attachments to players";
3286	reattach $_ for values %PLAYER;	3996	reattach $_ for values %PLAYER;
		3997	}
3287		3998
3288	warn "leaving sync_job";	3999	cf::_post_init 1;
3289		4000
		4001	trace "perl_reload: leaving sync_job";
		4002
3290	1	4003	1
3291	} or do {	4004	} or do {
3292	warn $@;	4005	error $@;
3293	warn "error while reloading, exiting.";	4006	cf::cleanup "perl_reload: error, exiting.";
3294	exit 1;	4007	};
		4008
		4009	--$RELOAD;
3295	};	4010	}
3296		4011
3297	warn "reloaded";	4012	$t1 = AE::time - $t1;
		4013	info "perl_reload: completed in ${t1}s\n";
3298	};	4014	};
3299		4015
3300	our $RELOAD_WATCHER; # used only during reload	4016	our $RELOAD_WATCHER; # used only during reload
3301		4017
3302	sub reload_perl() {	4018	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	4019	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	4020	# coro crashes during coro_state_free->destroy here.
3305		4021
3306	$RELOAD_WATCHER ||= Event->timer (	4022	$RELOAD_WATCHER ||= cf::async {
3307	reentrant => 0,	4023	Coro::AIO::aio_wait cache_extensions;
3308	after => 0,	4024
3309	data => WF_AUTOCANCEL,	4025	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3310	cb => sub {
3311	do_reload_perl;	4026	do_reload_perl;
3312	undef $RELOAD_WATCHER;	4027	undef $RELOAD_WATCHER;
3313	},	4028	};
3314	);	4029	};
3315	}	4030	}
3316		4031
3317	register_command "reload" => sub {	4032	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	4033	my ($who, $arg) = @_;
3319		4034
3320	if ($who->flag (FLAG_WIZ)) {	4035	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	4036	$who->message ("reloading server.");
		4037	async {
		4038	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	4039	reload_perl;
		4040	};
3323	}	4041	}
3324	};	4042	};
3325		4043
3326	unshift @INC, $LIBDIR;	4044	#############################################################################
3327		4045
3328	my $bug_warning = 0;	4046	my $bug_warning = 0;
3329		4047
3330	our @WAIT_FOR_TICK;	4048	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	4049	our @WAIT_FOR_TICK_BEGIN;
3332		4050
3333	sub wait_for_tick {	4051	sub wait_for_tick() {
3334	return unless $TICK_WATCHER->is_active;
3335	return if $Coro::current == $Coro::main;	4052	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3336		4053
3337	my $signal = new Coro::Signal;	4054	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	4055	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	4056	$signal->wait;
3340	}	4057	}
3341		4058
3342	sub wait_for_tick_begin {	4059	sub wait_for_tick_begin() {
3343	return unless $TICK_WATCHER->is_active;
3344	return if $Coro::current == $Coro::main;	4060	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3345		4061
3346	my $signal = new Coro::Signal;	4062	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	4063	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	4064	$signal->wait;
3349	}	4065	}
3350		4066
3351	my $min = 1e6;#d#	4067	sub tick {
3352	my $avg = 10;
3353	$TICK_WATCHER = Event->timer (
3354	reentrant => 0,
3355	parked => 1,
3356	prio => 0,
3357	at => $NEXT_TICK || $TICK,
3358	data => WF_AUTOCANCEL,
3359	cb => sub {
3360	if ($Coro::current != $Coro::main) {	4068	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4069	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	4070	unless ++$bug_warning > 10;
3363	return;	4071	return;
3364	}	4072	}
3365		4073
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	4074	cf::server_tick; # one server iteration
3369		4075
3370	0 && sync_job {#d#	4076	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3371	for(1..10) {
3372	my $t = Event::time;
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3374	or die;
3375		4077
3376	$map->width (50);	4078	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3377	$map->height (50);	4079	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3378	$map->alloc;	4080	Coro::async_pool {
3379	$map->_load_objects ("/tmp/x.map", 1);	4081	$Coro::current->{desc} = "runtime saver";
3380	my $t = Event::time - $t;	4082	write_runtime_sync
3381		4083	or error "ERROR: unable to write runtime file: $!";
3382	#next unless $t < 0.0013;#d#
3383	if ($t < $min) {
3384	$min = $t;
3385	}
3386	$avg = $avg * 0.99 + $t * 0.01;
3387	}
3388	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3389	exit 0;
3390	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3391	};	4084	};
		4085	}
3392		4086
3393	$RUNTIME += $TICK;
3394	$NEXT_TICK += $TICK;
3395
3396	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3397	$NEXT_RUNTIME_WRITE = $NOW + 10;
3398	Coro::async_pool {
3399	write_runtime
3400	or warn "ERROR: unable to write runtime file: $!";
3401	};
3402	}
3403
3404	# my $AFTER = Event::time;
3405	# warn $AFTER - $NOW;#d#
3406
3407	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4087	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	4088	$sig->send;
3409	}	4089	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	4090	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	4091	$sig->send;
3412	}	4092	}
3413		4093
3414	$NOW = Event::time;	4094	$LOAD = ($NOW - $TICK_START) / $TICK;
3415
3416	# if we are delayed by four ticks or more, skip them all
3417	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3418
3419	$TICK_WATCHER->at ($NEXT_TICK);
3420	$TICK_WATCHER->start;
3421
3422	$LOAD = ($NOW - $tick_start) / $TICK;
3423	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4095	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		4096
3425	_post_tick;	4097	if (0) {
3426		4098	if ($NEXT_TICK) {
3427		4099	my $jitter = $TICK_START - $NEXT_TICK;
		4100	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4101	debug "jitter $JITTER\n";#d#
		4102	}
3428	},	4103	}
3429	);	4104	}
3430		4105
3431	{	4106	{
3432	BDB::max_poll_time $TICK * 0.1;	4107	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	4108
3434	reentrant => 0,
3435	fd => BDB::poll_fileno,
3436	poll => 'r',
3437	prio => 0,
3438	data => WF_AUTOCANCEL,
3439	cb => \&BDB::poll_cb,
3440	);
3441	BDB::min_parallel 8;	4109	BDB::min_parallel 16;
3442		4110	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	4111	$AnyEvent::BDB::WATCHER->priority (1);
3444	my $status;
3445	my $current = $Coro::current;
3446	(
3447	sub {
3448	$status = $!;
3449	$current->ready; undef $current;
3450	},
3451	sub {
3452	Coro::schedule while defined $current;
3453	$! = $status;
3454	},
3455	)
3456	};
3457		4112
3458	unless ($DB_ENV) {	4113	unless ($DB_ENV) {
3459	$DB_ENV = BDB::db_env_create;	4114	$DB_ENV = BDB::db_env_create;
		4115	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4116	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4117	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4118	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4119	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3460		4120
3461	cf::sync_job {	4121	cf::sync_job {
3462	eval {	4122	eval {
3463	BDB::db_env_open	4123	BDB::db_env_open
3464	$DB_ENV,	4124	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4126	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4127	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	4128	0666;
3469		4129
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4130	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3471
3472	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3473	$DB_ENV->set_lk_detect;
3474	};	4131	};
3475		4132
3476	cf::cleanup "db_env_open(db): $@" if $@;	4133	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	4134	};
3478	}	4135	}
		4136
		4137	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4138	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4139	};
		4140	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4141	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4142	};
		4143	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4144	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4145	};
3479	}	4146	}
3480		4147
3481	{	4148	{
		4149	# configure IO::AIO
		4150
3482	IO::AIO::min_parallel 8;	4151	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	4152	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	4153	undef $AnyEvent::AIO::WATCHER;
3487	reentrant => 0,
3488	data => WF_AUTOCANCEL,
3489	fd => IO::AIO::poll_fileno,
3490	poll => 'r',
3491	prio => 6,
3492	cb => \&IO::AIO::poll_cb,
3493	);
3494	}	4154	}
3495		4155
3496	my $_log_backtrace;	4156	our $_log_backtrace;
		4157	our $_log_backtrace_last;
3497		4158
3498	sub _log_backtrace {	4159	sub _log_backtrace {
3499	my ($msg, @addr) = @_;	4160	my ($msg, @addr) = @_;
3500		4161
3501	$msg =~ s/\n//;	4162	$msg =~ s/\n$//;
3502		4163
		4164	if ($_log_backtrace_last eq $msg) {
		4165	LOG llevInfo, "[ABT] $msg\n";
		4166	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3503	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	4168	} elsif ($_log_backtrace < 2) {
		4169	$_log_backtrace_last = $msg;
3505	++$_log_backtrace;	4170	++$_log_backtrace;
		4171	my $perl_bt = Carp::longmess $msg;
3506	async {	4172	async {
		4173	$Coro::current->{desc} = "abt $msg";
		4174
3507	my @bt = fork_call {	4175	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	4176	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4177	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4178	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3511	or die "addr2line: $!";	4179	or die "addr2line: $!";
…		…
3519	}	4187	}
3520		4188
3521	@funcs	4189	@funcs
3522	};	4190	};
3523		4191
3524	LOG llevInfo, "[ABT] $msg\n";	4192	LOG llevInfo, "[ABT] $perl_bt\n";
		4193	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3525	LOG llevInfo, "[ABT] $_\n" for @bt;	4194	LOG llevInfo, "[ABT] $_\n" for @bt;
3526	--$_log_backtrace;	4195	--$_log_backtrace;
3527	};	4196	};
3528	} else {	4197	} else {
3529	LOG llevInfo, "[ABT] $msg\n";	4198	LOG llevInfo, "[ABT] $msg\n";
3530	LOG llevInfo, "[ABT] [suppressed]\n";	4199	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3531	}	4200	}
3532	}	4201	}
3533		4202
3534	# load additional modules	4203	# load additional modules
3535	use cf::pod;	4204	require "cf/$_.pm" for @EXTRA_MODULES;
		4205	cf::_connect_to_perl_2;
3536		4206
3537	END { cf::emergency_save }	4207	END { cf::emergency_save }
3538		4208
3539	1	4209	1
3540		4210

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