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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.352 by root, Sun Sep 2 04:57:14 2007 UTC vs.
Revision 1.555 by root, Wed Jun 30 01:32:56 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		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;
…		…
1413	or return [];	1730	or return [];
1414		1731
1415	my @logins;	1732	my @logins;
1416		1733
1417	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
		1735	my $path = path $login;
		1736
		1737	# a .pst is a dead give-away for a valid player
		1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1743	}
1421		1744
1422	utf8::decode $login;	1745	utf8::decode $login;
1423	push @logins, $login;	1746	push @logins, $login;
1424	}	1747	}
1425		1748
1426	\@logins	1749	\@logins
1427	}	1750	}
1428		1751
1429	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1430		1755
1431	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1432	player. May block.	1757	player. May block.
1433		1758
1434	=cut	1759	=cut
…		…
1452	}	1777	}
1453		1778
1454	\@paths	1779	\@paths
1455	}	1780	}
1456		1781
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1783
1459	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1785
1508	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1509		1787
1510	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1511		1789
…		…
1543		1821
1544	=cut	1822	=cut
1545		1823
1546	sub find_by_path($) {	1824	sub find_by_path($) {
1547	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1548		1828
1549	my ($match, $specificity);	1829	my ($match, $specificity);
1550		1830
1551	for my $region (list) {	1831	for my $region (list) {
1552	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1578	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1580		1860
1581	sub generate_random_map {	1861	sub generate_random_map {
1582	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
1583	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1867	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp, $rmp->{total_map_hp},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588	$rmp->{exit_on_final_map},
1589	$rmp->{xsize}, $rmp->{ysize},
1590	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1592	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1593	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1594	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1595	(cf::region::find $rmp->{region}), $rmp->{custom}	1869	(cf::region::find $rmp->{region})
1596	)	1870	)
1597	}	1871	}
1598		1872
1599	=item cf::map->register ($regex, $prio)	1873	=item cf::map->register ($regex, $prio)
1600		1874
…		…
1606		1880
1607	sub register {	1881	sub register {
1608	my (undef, $regex, $prio) = @_;	1882	my (undef, $regex, $prio) = @_;
1609	my $pkg = caller;	1883	my $pkg = caller;
1610		1884
1611	no strict;
1612	push @{"$pkg\::ISA"}, __PACKAGE__;	1885	push @{"$pkg\::ISA"}, __PACKAGE__;
1613		1886
1614	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1887	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1615	}	1888	}
1616		1889
1617	# also paths starting with '/'	1890	# also paths starting with '/'
1618	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1891	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1619		1892
1620	sub thawer_merge {	1893	sub thawer_merge {
1621	my ($self, $merge) = @_;	1894	my ($self, $merge) = @_;
1622		1895
1623	# we have to keep some variables in memory intact	1896	# we have to keep some variables in memory intact
…		…
1628	}	1901	}
1629		1902
1630	sub normalise {	1903	sub normalise {
1631	my ($path, $base) = @_;	1904	my ($path, $base) = @_;
1632		1905
1633	$path = "$path"; # make sure its a string	1906	$path = "$path"; # make sure it's a string
1634		1907
1635	$path =~ s/\.map$//;	1908	$path =~ s/\.map$//;
1636		1909
1637	# map plan:	1910	# map plan:
1638	#	1911	#
…		…
1653	$base =~ s{[^/]+/?$}{};	1926	$base =~ s{[^/]+/?$}{};
1654	$path = "$base/$path";	1927	$path = "$base/$path";
1655	}	1928	}
1656		1929
1657	for ($path) {	1930	for ($path) {
1658	redo if s{//}{/};
1659	redo if s{/\.?/}{/};	1931	redo if s{/\.?/}{/};
1660	redo if s{/[^/]+/\.\./}{/};	1932	redo if s{/[^/]+/\.\./}{/};
1661	}	1933	}
1662		1934
1663	$path	1935	$path
…		…
1677	$self->init; # pass $1 etc.	1949	$self->init; # pass $1 etc.
1678	return $self;	1950	return $self;
1679	}	1951	}
1680	}	1952	}
1681		1953
1682	Carp::cluck "unable to resolve path '$path' (base '$base').";	1954	Carp::cluck "unable to resolve path '$path' (base '$base')";
1683	()	1955	()
1684	}	1956	}
1685		1957
1686	sub init {	1958	sub init {
1687	my ($self) = @_;	1959	my ($self) = @_;
…		…
1709		1981
1710	# the temporary/swap location	1982	# the temporary/swap location
1711	sub save_path {	1983	sub save_path {
1712	my ($self) = @_;	1984	my ($self) = @_;
1713		1985
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1986	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1987	"$TMPDIR/$path.map"
1716	}	1988	}
1717		1989
1718	# the unique path, undef == no special unique path	1990	# the unique path, undef == no special unique path
1719	sub uniq_path {	1991	sub uniq_path {
1720	my ($self) = @_;	1992	my ($self) = @_;
1721		1993
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1994	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1995	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	1996	}
1734		1997
1735	sub decay_objects {	1998	sub decay_objects {
1736	my ($self) = @_;	1999	my ($self) = @_;
1737		2000
…		…
1750		2013
1751	sub load_header_from($) {	2014	sub load_header_from($) {
1752	my ($self, $path) = @_;	2015	my ($self, $path) = @_;
1753		2016
1754	utf8::encode $path;	2017	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	2018	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	2019	or return;
		2020
		2021	$self->_load_header ($f)
		2022	or return;
		2023
		2024	local $MAP_LOADING{$self->{path}} = $self;
		2025	$f->resolve_delayed_derefs;
1760		2026
1761	$self->{load_path} = $path;	2027	$self->{load_path} = $path;
1762		2028
1763	1	2029	1
1764	}	2030	}
…		…
1816		2082
1817	sub find;	2083	sub find;
1818	sub find {	2084	sub find {
1819	my ($path, $origin) = @_;	2085	my ($path, $origin) = @_;
1820		2086
		2087	cf::cede_to_tick;
		2088
1821	$path = normalise $path, $origin && $origin->path;	2089	$path = normalise $path, $origin && $origin->path;
1822		2090
		2091	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2092	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2093
1825	$cf::MAP{$path} || do {	2094	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2095	my $map = new_from_path cf::map $path
1828	or return;	2096	or return;
1829		2097
1830	$map->{last_save} = $cf::RUNTIME;	2098	$map->{last_save} = $cf::RUNTIME;
1831		2099
…		…
1833	or return;	2101	or return;
1834		2102
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2103	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2104	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2105	#$cf::WAIT_FOR_TICK->wait;
		2106	undef $guard2;
		2107	undef $guard1;
1838	$map->reset;	2108	$map->reset;
1839	undef $guard;
1840	return find $path;	2109	return find $path;
1841	}	2110	}
1842		2111
1843	$cf::MAP{$path} = $map	2112	$cf::MAP{$path} = $map
1844	}	2113	}
1845	}	2114	}
1846		2115
1847	sub pre_load { }	2116	sub pre_load { }
1848	sub post_load { }	2117	#sub post_load { } # XS
1849		2118
1850	sub load {	2119	sub load {
1851	my ($self) = @_;	2120	my ($self) = @_;
1852		2121
1853	local $self->{deny_reset} = 1; # loading can take a long time	2122	local $self->{deny_reset} = 1; # loading can take a long time
1854		2123
1855	my $path = $self->{path};	2124	my $path = $self->{path};
1856		2125
1857	{	2126	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2127	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2128
		2129	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2130	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2131
1863	$self->in_memory (cf::MAP_LOADING);	2132	$self->in_memory (cf::MAP_LOADING);
1864		2133
1865	$self->alloc;	2134	$self->alloc;
1866		2135
1867	$self->pre_load;	2136	$self->pre_load;
1868	cf::cede_to_tick;	2137	cf::cede_to_tick;
1869		2138
		2139	my $f = new_from_file cf::object::thawer $self->{load_path};
		2140	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2141	$self->_load_objects ($f)
1871	or return;	2142	or return;
1872		2143
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2144	$self->post_load_original
1874	if delete $self->{load_original};	2145	if delete $self->{load_original};
1875		2146
1876	if (my $uniq = $self->uniq_path) {	2147	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2148	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2149	unless (aio_stat $uniq) {
		2150	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2151	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2152	$self->_load_objects ($f);
		2153	$f->resolve_delayed_derefs;
		2154	}
1881	}	2155	}
1882	}	2156	}
		2157
		2158	$f->resolve_delayed_derefs;
1883		2159
1884	cf::cede_to_tick;	2160	cf::cede_to_tick;
1885	# now do the right thing for maps	2161	# now do the right thing for maps
1886	$self->link_multipart_objects;	2162	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2163	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2167	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2168	$self->decay_objects;
1893	$self->fix_auto_apply;	2169	$self->fix_auto_apply;
1894	$self->update_buttons;	2170	$self->update_buttons;
1895	cf::cede_to_tick;	2171	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2172	$self->activate;
1899	}	2173	}
1900		2174
1901	$self->{last_save} = $cf::RUNTIME;	2175	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2176	$self->last_access ($cf::RUNTIME);
1903		2177
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2178	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2179	}
1906		2180
1907	$self->post_load;	2181	$self->post_load;
1908	}
1909		2182
		2183	1
		2184	}
		2185
		2186	# customize the map for a given player, i.e.
		2187	# return the _real_ map. used by e.g. per-player
		2188	# maps to change the path to ~playername/mappath
1910	sub customise_for {	2189	sub customise_for {
1911	my ($self, $ob) = @_;	2190	my ($self, $ob) = @_;
1912		2191
1913	return find "~" . $ob->name . "/" . $self->{path}	2192	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2193	if $self->per_player;
…		…
1930	or next;	2209	or next;
1931	$neigh = find $neigh, $map	2210	$neigh = find $neigh, $map
1932	or next;	2211	or next;
1933	$neigh->load;	2212	$neigh->load;
1934		2213
		2214	# now find the diagonal neighbours
1935	push @neigh,	2215	push @neigh,
1936	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2216	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1937	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2217	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1938	}	2218	}
1939		2219
…		…
1946	}	2226	}
1947		2227
1948	sub find_sync {	2228	sub find_sync {
1949	my ($path, $origin) = @_;	2229	my ($path, $origin) = @_;
1950		2230
1951	cf::sync_job { find $path, $origin }	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2232	if $Coro::current == $Coro::main;
		2233
		2234	find $path, $origin
1952	}	2235	}
1953		2236
1954	sub do_load_sync {	2237	sub do_load_sync {
1955	my ($map) = @_;	2238	my ($map) = @_;
1956		2239
1957	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2240	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1958	if $Coro::current == $Coro::main;	2241	if $Coro::current == $Coro::main;
1959		2242
1960	cf::sync_job { $map->load };	2243	$map->load;
1961	}	2244	}
1962		2245
1963	our %MAP_PREFETCH;	2246	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2247	our $MAP_PREFETCHER = undef;
1965		2248
…		…
1967	my ($path, $origin, $load) = @_;	2250	my ($path, $origin, $load) = @_;
1968		2251
1969	$path = normalise $path, $origin && $origin->{path};	2252	$path = normalise $path, $origin && $origin->{path};
1970		2253
1971	if (my $map = $cf::MAP{$path}) {	2254	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2255	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2256	}
1974		2257
1975	$MAP_PREFETCH{$path} |= $load;	2258	$MAP_PREFETCH{$path} |= $load;
1976		2259
1977	$MAP_PREFETCHER ||= cf::async {	2260	$MAP_PREFETCHER ||= cf::async {
		2261	$Coro::current->{desc} = "map prefetcher";
		2262
1978	while (%MAP_PREFETCH) {	2263	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2264	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2265	if (my $map = find $k) {
1981	$map->load if $v;	2266	$map->load if $v;
1982	}	2267	}
…		…
1989	$MAP_PREFETCHER->prio (6);	2274	$MAP_PREFETCHER->prio (6);
1990		2275
1991	()	2276	()
1992	}	2277	}
1993		2278
		2279	# common code, used by both ->save and ->swapout
1994	sub save {	2280	sub _save {
1995	my ($self) = @_;	2281	my ($self) = @_;
1996
1997	my $lock = cf::lock_acquire "map_data:$self->{path}";
1998		2282
1999	$self->{last_save} = $cf::RUNTIME;	2283	$self->{last_save} = $cf::RUNTIME;
2000		2284
2001	return unless $self->dirty;	2285	return unless $self->dirty;
2002		2286
…		…
2008	return if $self->{deny_save};	2292	return if $self->{deny_save};
2009		2293
2010	local $self->{last_access} = $self->last_access;#d#	2294	local $self->{last_access} = $self->last_access;#d#
2011		2295
2012	cf::async {	2296	cf::async {
		2297	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2298	$_->contr->save for $self->players;
2014	};	2299	};
		2300
		2301	cf::get_slot 0.02;
2015		2302
2016	if ($uniq) {	2303	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2304	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2305	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2306	} else {
2020	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2307	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2021	}	2308	}
2022	}	2309	}
2023		2310
		2311	sub save {
		2312	my ($self) = @_;
		2313
		2314	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2315
		2316	$self->_save;
		2317	}
		2318
2024	sub swap_out {	2319	sub swap_out {
2025	my ($self) = @_;	2320	my ($self) = @_;
2026		2321
2027	# save first because save cedes
2028	$self->save;
2029
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2323
		2324	return if $self->in_memory != cf::MAP_ACTIVE;
		2325	return if $self->{deny_save};
2032	return if $self->players;	2326	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;
2034	return if $self->{deny_save};
2035		2327
		2328	# first deactivate the map and "unlink" it from the core
		2329	$self->deactivate;
		2330	$_->clear_links_to ($self) for values %cf::MAP;
		2331	$self->in_memory (cf::MAP_SWAPPED);
		2332
		2333	# then atomically save
		2334	$self->_save;
		2335
		2336	# then free the map
2036	$self->clear;	2337	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2338	}
2039		2339
2040	sub reset_at {	2340	sub reset_at {
2041	my ($self) = @_;	2341	my ($self) = @_;
2042		2342
…		…
2060		2360
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2361	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2362
2063	return if $self->players;	2363	return if $self->players;
2064		2364
2065	warn "resetting map ", $self->path;	2365	cf::trace "resetting map ", $self->path, "\n";
2066		2366
2067	$self->in_memory (cf::MAP_SWAPPED);	2367	$self->in_memory (cf::MAP_SWAPPED);
2068		2368
2069	# need to save uniques path	2369	# need to save uniques path
2070	unless ($self->{deny_save}) {	2370	unless ($self->{deny_save}) {
…		…
2074	if $uniq;	2374	if $uniq;
2075	}	2375	}
2076		2376
2077	delete $cf::MAP{$self->path};	2377	delete $cf::MAP{$self->path};
2078		2378
		2379	$self->deactivate;
		2380	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2381	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2382
2083	$self->unlink_save;	2383	$self->unlink_save;
2084	$self->destroy;	2384	$self->destroy;
2085	}	2385	}
2086		2386
…		…
2094		2394
2095	delete $cf::MAP{$self->path};	2395	delete $cf::MAP{$self->path};
2096		2396
2097	$self->unlink_save;	2397	$self->unlink_save;
2098		2398
2099	bless $self, "cf::map";	2399	bless $self, "cf::map::wrap";
2100	delete $self->{deny_reset};	2400	delete $self->{deny_reset};
2101	$self->{deny_save} = 1;	2401	$self->{deny_save} = 1;
2102	$self->reset_timeout (1);	2402	$self->reset_timeout (1);
2103	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2403	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2104		2404
…		…
2153		2453
2154	sub unique_maps() {	2454	sub unique_maps() {
2155	[	2455	[
2156	map {	2456	map {
2157	utf8::decode $_;	2457	utf8::decode $_;
2158	/\.map$/	2458	s/\.map$//; # TODO future compatibility hack
		2459	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2460	? ()
2159	? normalise $_	2461	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2462	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2463	]
2163	}	2464	}
2164		2465
2165	package cf;	2466	=item cf::map::static_maps
		2467
		2468	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2469	file in the shared directory excluding F</styles> and F</editor>). May
		2470	block.
		2471
		2472	=cut
		2473
		2474	sub static_maps() {
		2475	my @dirs = "";
		2476	my @maps;
		2477
		2478	while (@dirs) {
		2479	my $dir = shift @dirs;
		2480
		2481	next if $dir eq "/styles" || $dir eq "/editor";
		2482
		2483	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2484	or return;
		2485
		2486	for (@$files) {
		2487	s/\.map$// or next;
		2488	utf8::decode $_;
		2489	push @maps, "$dir/$_";
		2490	}
		2491
		2492	push @dirs, map "$dir/$_", @$dirs;
		2493	}
		2494
		2495	\@maps
		2496	}
2166		2497
2167	=back	2498	=back
2168		2499
2169	=head3 cf::object	2500	=head3 cf::object
2170		2501
…		…
2174		2505
2175	=over 4	2506	=over 4
2176		2507
2177	=item $ob->inv_recursive	2508	=item $ob->inv_recursive
2178		2509
2179	Returns the inventory of the object _and_ their inventories, recursively.	2510	Returns the inventory of the object I<and> their inventories, recursively,
		2511	but I<not> the object itself.
2180		2512
2181	=cut	2513	=cut
2182		2514
2183	sub inv_recursive_;	2515	sub inv_recursive_;
2184	sub inv_recursive_ {	2516	sub inv_recursive_ {
…		…
2187		2519
2188	sub inv_recursive {	2520	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2521	inv_recursive_ inv $_[0]
2190	}	2522	}
2191		2523
		2524	=item $ref = $ob->ref
		2525
		2526	Creates and returns a persistent reference to an object that can be stored as a string.
		2527
		2528	=item $ob = cf::object::deref ($refstring)
		2529
		2530	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2531	even if the object actually exists. May block.
		2532
		2533	=cut
		2534
		2535	sub deref {
		2536	my ($ref) = @_;
		2537
		2538	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2539	my ($uuid, $name) = ($1, $2);
		2540	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2541	or return;
		2542	$pl->ob->uuid eq $uuid
		2543	or return;
		2544
		2545	$pl->ob
		2546	} else {
		2547	warn "$ref: cannot resolve object reference\n";
		2548	undef
		2549	}
		2550	}
		2551
2192	package cf;	2552	package cf;
2193		2553
2194	=back	2554	=back
2195		2555
2196	=head3 cf::object::player	2556	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2562	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2563	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2564	dialogue with the given NPC character.
2205		2565
2206	=cut	2566	=cut
		2567
		2568	our $SAY_CHANNEL = {
		2569	id => "say",
		2570	title => "Map",
		2571	reply => "say ",
		2572	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2573	};
		2574
		2575	our $CHAT_CHANNEL = {
		2576	id => "chat",
		2577	title => "Chat",
		2578	reply => "chat ",
		2579	tooltip => "Player chat and shouts, global to the server.",
		2580	};
2207		2581
2208	# rough implementation of a future "reply" method that works	2582	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2583	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2584	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2585	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2597	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2598	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2599
2226	} else {	2600	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2601	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2602	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2603	}
2230	}	2604	}
2231	}	2605	}
2232		2606
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2607	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2632
2259	=item $player_object->enter_link	2633	=item $player_object->enter_link
2260		2634
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2635	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2636
2263	The player should be reasonably safe there for short amounts of time. You	2637	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2638	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2639	though, as the player cannot control the character while it is on the link
		2640	map.
2265		2641
2266	Will never block.	2642	Will never block.
2267		2643
2268	=item $player_object->leave_link ($map, $x, $y)	2644	=item $player_object->leave_link ($map, $x, $y)
2269		2645
…		…
2289	sub cf::object::player::enter_link {	2665	sub cf::object::player::enter_link {
2290	my ($self) = @_;	2666	my ($self) = @_;
2291		2667
2292	$self->deactivate_recursive;	2668	$self->deactivate_recursive;
2293		2669
		2670	++$self->{_link_recursion};
		2671
2294	return if UNIVERSAL::isa $self->map, "ext::map_link";	2672	return if UNIVERSAL::isa $self->map, "ext::map_link";
2295		2673
2296	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2674	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2297	if $self->map && $self->map->{path} ne "{link}";	2675	if $self->map && $self->map->{path} ne "{link}";
2298		2676
2299	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2677	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2300	}	2678	}
2301		2679
2302	sub cf::object::player::leave_link {	2680	sub cf::object::player::leave_link {
2303	my ($self, $map, $x, $y) = @_;	2681	my ($self, $map, $x, $y) = @_;
2304		2682
…		…
2321	($x, $y) = (-1, -1)	2699	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2700	unless (defined $x) && (defined $y);
2323		2701
2324	# use -1 or undef as default coordinates, not 0, 0	2702	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2703	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2704	if $x <= 0 && $y <= 0;
2327		2705
2328	$map->load;	2706	$map->load;
2329	$map->load_neighbours;	2707	$map->load_neighbours;
2330		2708
2331	return unless $self->contr->active;	2709	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2710
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2711	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2712	if ($self->enter_map ($map, $x, $y)) {
2336	}	2713	# entering was successful
		2714	delete $self->{_link_recursion};
		2715	# only activate afterwards, to support waiting in hooks
		2716	$self->activate_recursive;
		2717	}
2337		2718
		2719	}
		2720
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2721	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2339		2722
2340	Moves the player to the given map-path and coordinates by first freezing	2723	Moves the player to the given map-path and coordinates by first freezing
2341	her, loading and preparing them map, calling the provided $check callback	2724	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2725	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2726	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2727	be called at the end of this process.
2345		2728
		2729	Note that $check will be called with a potentially non-loaded map, so if
		2730	it needs a loaded map it has to call C<< ->load >>.
		2731
2346	=cut	2732	=cut
2347		2733
2348	our $GOTOGEN;	2734	our $GOTOGEN;
2349		2735
2350	sub cf::object::player::goto {	2736	sub cf::object::player::goto {
2351	my ($self, $path, $x, $y, $check, $done) = @_;	2737	my ($self, $path, $x, $y, $check, $done) = @_;
2352		2738
		2739	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2740	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2741	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2742	($path, $x, $y) = @$EMERGENCY_POSITION;
		2743	}
		2744
2353	# do generation counting so two concurrent goto's will be executed in-order	2745	# do generation counting so two concurrent goto's will be executed in-order
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2746	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2747
2356	$self->enter_link;	2748	$self->enter_link;
2357		2749
2358	(async {	2750	(async {
		2751	$Coro::current->{desc} = "player::goto $path $x $y";
		2752
		2753	# *tag paths override both path and x|y
		2754	if ($path =~ /^\*(.*)$/) {
		2755	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2756	my $ob = $obs[rand @obs];
		2757
		2758	# see if we actually can go there
		2759	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2760	$ob = $obs[rand @obs];
		2761	} else {
		2762	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2763	}
		2764	# else put us there anyways for now #d#
		2765
		2766	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2767	} else {
		2768	($path, $x, $y) = (undef, undef, undef);
		2769	}
		2770	}
		2771
2359	my $map = eval {	2772	my $map = eval {
2360	my $map = cf::map::find $path;	2773	my $map = defined $path ? cf::map::find $path : undef;
2361		2774
2362	if ($map) {	2775	if ($map) {
2363	$map = $map->customise_for ($self);	2776	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2777	$map = $check->($map, $x, $y, $self) if $check && $map;
2365	} else {	2778	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2779	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2780	}
2368		2781
2369	$map	2782	$map
2370	};	2783	};
2371		2784
…		…
2377	if ($gen == $self->{_goto_generation}) {	2790	if ($gen == $self->{_goto_generation}) {
2378	delete $self->{_goto_generation};	2791	delete $self->{_goto_generation};
2379	$self->leave_link ($map, $x, $y);	2792	$self->leave_link ($map, $x, $y);
2380	}	2793	}
2381		2794
2382	$done->() if $done;	2795	$done->($self) if $done;
2383	})->prio (1);	2796	})->prio (1);
2384	}	2797	}
2385		2798
2386	=item $player_object->enter_exit ($exit_object)	2799	=item $player_object->enter_exit ($exit_object)
2387		2800
…		…
2407	}	2820	}
2408		2821
2409	sub prepare_random_map {	2822	sub prepare_random_map {
2410	my ($exit) = @_;	2823	my ($exit) = @_;
2411		2824
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2825	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2826	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2827	# that depends on the exit object
2417		2828
2418	my $rmp = parse_random_map_params $exit->msg;	2829	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2831	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2832	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2833	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2834	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2835	$rmp->{origin_y} = $exit->y;
		2836
		2837	$exit->map->touch;
2425	}	2838	}
2426		2839
2427	$rmp->{random_seed} ||= $exit->random_seed;	2840	$rmp->{random_seed} ||= $exit->random_seed;
2428		2841
2429	my $data = cf::to_json $rmp;	2842	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2843	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2844	my $meta = "$RANDOMDIR/$md5.meta";
2432		2845
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2846	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2847	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2848	undef $fh;
2436	aio_rename "$meta~", $meta;	2849	aio_rename "$meta~", $meta;
2437		2850
		2851	my $slaying = "?random/$md5";
		2852
		2853	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2854	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2855	$exit->msg (undef);
		2856	}
2440	}	2857	}
2441	}	2858	}
2442		2859
2443	sub cf::object::player::enter_exit {	2860	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2861	my ($self, $exit) = @_;
2445		2862
2446	return unless $self->type == cf::PLAYER;	2863	return unless $self->type == cf::PLAYER;
2447		2864
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2865	$self->enter_link;
2460		2866
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2867	(async {
2466	$self->deactivate_recursive; # just to be sure	2868	$Coro::current->{desc} = "enter_exit";
		2869
2467	unless (eval {	2870	unless (eval {
		2871	$self->deactivate_recursive; # just to be sure
		2872
		2873	# random map handling
		2874	{
		2875	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2876
		2877	prepare_random_map $exit
		2878	if $exit->slaying eq "/!";
		2879	}
		2880
		2881	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2882	my $x = $exit->stats->hp;
		2883	my $y = $exit->stats->sp;
		2884
2468	$self->goto ($slaying, $hp, $sp);	2885	$self->goto ($map, $x, $y);
2469		2886
		2887	# if exit is damned, update players death & WoR home-position
		2888	$self->contr->savebed ($map, $x, $y)
		2889	if $exit->flag (cf::FLAG_DAMNED);
		2890
2470	1;	2891	1
2471	}) {	2892	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2893	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2894	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2895	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2896	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2897
2477	warn "ERROR in enter_exit: $@";	2898	error "ERROR in enter_exit: $@";
2478	$self->leave_link;	2899	$self->leave_link;
2479	}	2900	}
2480	})->prio (1);	2901	})->prio (1);
2481	}	2902	}
2482		2903
…		…
2494	sub cf::client::send_drawinfo {	2915	sub cf::client::send_drawinfo {
2495	my ($self, $text, $flags) = @_;	2916	my ($self, $text, $flags) = @_;
2496		2917
2497	utf8::encode $text;	2918	utf8::encode $text;
2498	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2919	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2920	}
		2921
		2922	=item $client->send_big_packet ($pkt)
		2923
		2924	Like C<send_packet>, but tries to compress large packets, and fragments
		2925	them as required.
		2926
		2927	=cut
		2928
		2929	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2930
		2931	sub cf::client::send_big_packet {
		2932	my ($self, $pkt) = @_;
		2933
		2934	# try lzf for large packets
		2935	$pkt = "lzf " . Compress::LZF::compress $pkt
		2936	if 1024 <= length $pkt and $self->{can_lzf};
		2937
		2938	# split very large packets
		2939	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2940	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2941	$pkt = "frag";
		2942	}
		2943
		2944	$self->send_packet ($pkt);
2499	}	2945	}
2500		2946
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	2947	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		2948
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	2949	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2951	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2952	the message unless the client supports the msg packet.
2507		2953
2508	=cut	2954	=cut
2509		2955
		2956	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2957	our %CHANNEL = (
		2958	"c/motd" => {
		2959	id => "infobox",
		2960	title => "MOTD",
		2961	reply => undef,
		2962	tooltip => "The message of the day",
		2963	},
2511	"c/identify" => {	2964	"c/identify" => {
2512	id => "identify",	2965	id => "infobox",
2513	title => "Identify",	2966	title => "Identify",
2514	reply => undef,	2967	reply => undef,
2515	tooltip => "Items recently identified",	2968	tooltip => "Items recently identified",
2516	},	2969	},
2517	"c/examine" => {	2970	"c/examine" => {
2518	id => "examine",	2971	id => "infobox",
2519	title => "Examine",	2972	title => "Examine",
2520	reply => undef,	2973	reply => undef,
2521	tooltip => "Signs and other items you examined",	2974	tooltip => "Signs and other items you examined",
2522	},	2975	},
		2976	"c/shopinfo" => {
		2977	id => "infobox",
		2978	title => "Shop Info",
		2979	reply => undef,
		2980	tooltip => "What your bargaining skill tells you about the shop",
		2981	},
		2982	"c/book" => {
		2983	id => "infobox",
		2984	title => "Book",
		2985	reply => undef,
		2986	tooltip => "The contents of a note or book",
		2987	},
		2988	"c/lookat" => {
		2989	id => "infobox",
		2990	title => "Look",
		2991	reply => undef,
		2992	tooltip => "What you saw there",
		2993	},
		2994	"c/who" => {
		2995	id => "infobox",
		2996	title => "Players",
		2997	reply => undef,
		2998	tooltip => "Shows players who are currently online",
		2999	},
		3000	"c/body" => {
		3001	id => "infobox",
		3002	title => "Body Parts",
		3003	reply => undef,
		3004	tooltip => "Shows which body parts you posess and are available",
		3005	},
		3006	"c/statistics" => {
		3007	id => "infobox",
		3008	title => "Statistics",
		3009	reply => undef,
		3010	tooltip => "Shows your primary statistics",
		3011	},
		3012	"c/skills" => {
		3013	id => "infobox",
		3014	title => "Skills",
		3015	reply => undef,
		3016	tooltip => "Shows your experience per skill and item power",
		3017	},
		3018	"c/shopitems" => {
		3019	id => "infobox",
		3020	title => "Shop Items",
		3021	reply => undef,
		3022	tooltip => "Shows the items currently for sale in this shop",
		3023	},
		3024	"c/resistances" => {
		3025	id => "infobox",
		3026	title => "Resistances",
		3027	reply => undef,
		3028	tooltip => "Shows your resistances",
		3029	},
		3030	"c/pets" => {
		3031	id => "infobox",
		3032	title => "Pets",
		3033	reply => undef,
		3034	tooltip => "Shows information abotu your pets/a specific pet",
		3035	},
		3036	"c/perceiveself" => {
		3037	id => "infobox",
		3038	title => "Perceive Self",
		3039	reply => undef,
		3040	tooltip => "You gained detailed knowledge about yourself",
		3041	},
		3042	"c/uptime" => {
		3043	id => "infobox",
		3044	title => "Uptime",
		3045	reply => undef,
		3046	tooltip => "How long the server has been running since last restart",
		3047	},
		3048	"c/mapinfo" => {
		3049	id => "infobox",
		3050	title => "Map Info",
		3051	reply => undef,
		3052	tooltip => "Information related to the maps",
		3053	},
		3054	"c/party" => {
		3055	id => "party",
		3056	title => "Party",
		3057	reply => "gsay ",
		3058	tooltip => "Messages and chat related to your party",
		3059	},
		3060	"c/death" => {
		3061	id => "death",
		3062	title => "Death",
		3063	reply => undef,
		3064	tooltip => "Reason for and more info about your most recent death",
		3065	},
		3066	"c/say" => $SAY_CHANNEL,
		3067	"c/chat" => $CHAT_CHANNEL,
2523	);	3068	);
2524		3069
2525	sub cf::client::send_msg {	3070	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	3071	my ($self, $channel, $msg, $color, @extra) = @_;
2527		3072
2528	$msg = $self->pl->expand_cfpod ($msg);	3073	$msg = $self->pl->expand_cfpod ($msg)
		3074	unless $color & cf::NDI_VERBATIM;
2529		3075
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	3076	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		3077
2532	# check predefined channels, for the benefit of C	3078	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3079	if ($CHANNEL{$channel}) {
		3080	$channel = $CHANNEL{$channel};
2534		3081
		3082	$self->ext_msg (channel_info => $channel);
		3083	$channel = $channel->{id};
		3084
2535	if (ref $channel) {	3085	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	3086	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	3087	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	3088	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel);	3089	$self->ext_msg (channel_info => $channel);
2540	}	3090	}
…		…
2542	$channel = $channel->{id};	3092	$channel = $channel->{id};
2543	}	3093	}
2544		3094
2545	return unless @extra || length $msg;	3095	return unless @extra || length $msg;
2546		3096
2547	if ($self->can_msg) {
2548	# default colour, mask it out	3097	# default colour, mask it out
2549	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3098	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2550	if $color & cf::NDI_DEF;	3099	if $color & cf::NDI_DEF;
2551		3100
2552	$self->send_packet ("msg " . $self->{json_coder}->encode (	3101	my $pkt = "msg "
		3102	. $self->{json_coder}->encode (
2553	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3103	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2554	} else {	3104	);
2555	if ($color >= 0) {
2556	# replace some tags by gcfclient-compatible ones
2557	for ($msg) {
2558	1 while
2559	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2560	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2561	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2562	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2563	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2564	}
2565		3105
2566	$color &= cf::NDI_COLOR_MASK;	3106	$self->send_big_packet ($pkt);
2567
2568	utf8::encode $msg;
2569
2570	if (0 && $msg =~ /\[/) {
2571	# COMMAND/INFO
2572	$self->send_packet ("drawextinfo $color 10 8 $msg")
2573	} else {
2574	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2575	$self->send_packet ("drawinfo $color $msg")
2576	}
2577	}
2578	}
2579	}	3107	}
2580		3108
2581	=item $client->ext_msg ($type, @msg)	3109	=item $client->ext_msg ($type, @msg)
2582		3110
2583	Sends an ext event to the client.	3111	Sends an ext event to the client.
…		…
2586		3114
2587	sub cf::client::ext_msg($$@) {	3115	sub cf::client::ext_msg($$@) {
2588	my ($self, $type, @msg) = @_;	3116	my ($self, $type, @msg) = @_;
2589		3117
2590	if ($self->extcmd == 2) {	3118	if ($self->extcmd == 2) {
2591	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2592	} elsif ($self->extcmd == 1) { # TODO: remove	3120	} elsif ($self->extcmd == 1) { # TODO: remove
2593	push @msg, msgtype => "event_$type";	3121	push @msg, msgtype => "event_$type";
2594	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3122	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2595	}	3123	}
2596	}	3124	}
2597		3125
2598	=item $client->ext_reply ($msgid, @msg)	3126	=item $client->ext_reply ($msgid, @msg)
2599		3127
…		…
2603		3131
2604	sub cf::client::ext_reply($$@) {	3132	sub cf::client::ext_reply($$@) {
2605	my ($self, $id, @msg) = @_;	3133	my ($self, $id, @msg) = @_;
2606		3134
2607	if ($self->extcmd == 2) {	3135	if ($self->extcmd == 2) {
2608	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2609	} elsif ($self->extcmd == 1) {	3137	} elsif ($self->extcmd == 1) {
2610	#TODO: version 1, remove	3138	#TODO: version 1, remove
2611	unshift @msg, msgtype => "reply", msgid => $id;	3139	unshift @msg, msgtype => "reply", msgid => $id;
2612	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3140	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2613	}	3141	}
2614	}	3142	}
2615		3143
2616	=item $success = $client->query ($flags, "text", \&cb)	3144	=item $success = $client->query ($flags, "text", \&cb)
2617		3145
…		…
2688		3216
2689	$ns->ext_reply ($reply, @reply)	3217	$ns->ext_reply ($reply, @reply)
2690	if $reply;	3218	if $reply;
2691		3219
2692	} else {	3220	} else {
2693	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3221	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2694	}	3222	}
2695		3223
2696	cf::override;	3224	cf::override;
2697	},	3225	},
2698	);	3226	);
…		…
2718		3246
2719	$coro	3247	$coro
2720	}	3248	}
2721		3249
2722	cf::client->attach (	3250	cf::client->attach (
2723	on_destroy => sub {	3251	on_client_destroy => sub {
2724	my ($ns) = @_;	3252	my ($ns) = @_;
2725		3253
2726	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3254	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2727	},	3255	},
2728	);	3256	);
…		…
2744	our $safe_hole = new Safe::Hole;	3272	our $safe_hole = new Safe::Hole;
2745		3273
2746	$SIG{FPE} = 'IGNORE';	3274	$SIG{FPE} = 'IGNORE';
2747		3275
2748	$safe->permit_only (Opcode::opset qw(	3276	$safe->permit_only (Opcode::opset qw(
2749	:base_core :base_mem :base_orig :base_math	3277	:base_core :base_mem :base_orig :base_math :base_loop
2750	grepstart grepwhile mapstart mapwhile	3278	grepstart grepwhile mapstart mapwhile
2751	sort time	3279	sort time
2752	));	3280	));
2753		3281
2754	# here we export the classes and methods available to script code	3282	# here we export the classes and methods available to script code
…		…
2756	=pod	3284	=pod
2757		3285
2758	The following functions and methods are available within a safe environment:	3286	The following functions and methods are available within a safe environment:
2759		3287
2760	cf::object	3288	cf::object
2761	contr pay_amount pay_player map x y force_find force_add	3289	contr pay_amount pay_player map x y force_find force_add destroy
2762	insert remove name archname title slaying race decrease_ob_nr	3290	insert remove name archname title slaying race decrease split
		3291	value
2763		3292
2764	cf::object::player	3293	cf::object::player
2765	player	3294	player
2766		3295
2767	cf::player	3296	cf::player
…		…
2772		3301
2773	=cut	3302	=cut
2774		3303
2775	for (	3304	for (
2776	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3305	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2777	insert remove inv name archname title slaying race	3306	insert remove inv nrof name archname title slaying race
2778	decrease_ob_nr)],	3307	decrease split destroy change_exp value msg lore send_msg)],
2779	["cf::object::player" => qw(player)],	3308	["cf::object::player" => qw(player)],
2780	["cf::player" => qw(peaceful)],	3309	["cf::player" => qw(peaceful send_msg)],
2781	["cf::map" => qw(trigger)],	3310	["cf::map" => qw(trigger)],
2782	) {	3311	) {
2783	no strict 'refs';
2784	my ($pkg, @funs) = @$_;	3312	my ($pkg, @funs) = @$_;
2785	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3313	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2786	for @funs;	3314	for @funs;
2787	}	3315	}
2788		3316
…		…
2803		3331
2804	my $qcode = $code;	3332	my $qcode = $code;
2805	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3333	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2806	$qcode =~ s/\n/\\n/g;	3334	$qcode =~ s/\n/\\n/g;
2807		3335
		3336	%vars = (_dummy => 0) unless %vars;
		3337
		3338	my @res;
2808	local $_;	3339	local $_;
2809	local @safe::cf::_safe_eval_args = values %vars;
2810		3340
2811	my $eval =	3341	my $eval =
2812	"do {\n"	3342	"do {\n"
2813	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3343	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2814	. "#line 0 \"{$qcode}\"\n"	3344	. "#line 0 \"{$qcode}\"\n"
2815	. $code	3345	. $code
2816	. "\n}"	3346	. "\n}"
2817	;	3347	;
2818		3348
		3349	if ($CFG{safe_eval}) {
2819	sub_generation_inc;	3350	sub_generation_inc;
		3351	local @safe::cf::_safe_eval_args = values %vars;
2820	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3352	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2821	sub_generation_inc;	3353	sub_generation_inc;
		3354	} else {
		3355	local @cf::_safe_eval_args = values %vars;
		3356	@res = wantarray ? eval eval : scalar eval $eval;
		3357	}
2822		3358
2823	if ($@) {	3359	if ($@) {
2824	warn "$@";	3360	warn "$@",
2825	warn "while executing safe code '$code'\n";	3361	"while executing safe code '$code'\n",
2826	warn "with arguments " . (join " ", %vars) . "\n";	3362	"with arguments " . (join " ", %vars) . "\n";
2827	}	3363	}
2828		3364
2829	wantarray ? @res : $res[0]	3365	wantarray ? @res : $res[0]
2830	}	3366	}
2831		3367
…		…
2845	=cut	3381	=cut
2846		3382
2847	sub register_script_function {	3383	sub register_script_function {
2848	my ($fun, $cb) = @_;	3384	my ($fun, $cb) = @_;
2849		3385
2850	no strict 'refs';	3386	$fun = "safe::$fun" if $CFG{safe_eval};
2851	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3387	*$fun = $safe_hole->wrap ($cb);
2852	}	3388	}
2853		3389
2854	=back	3390	=back
2855		3391
2856	=cut	3392	=cut
…		…
2865	# for this (global event?)	3401	# for this (global event?)
2866	%ext::player_env::MUSIC_FACE_CACHE = ();	3402	%ext::player_env::MUSIC_FACE_CACHE = ();
2867		3403
2868	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3404	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2869		3405
2870	warn "loading facedata from $path\n";	3406	trace "loading facedata from $path\n";
2871		3407
2872	my $facedata;
2873	0 < aio_load $path, $facedata	3408	0 < aio_load $path, my $facedata
2874	or die "$path: $!";	3409	or die "$path: $!";
2875		3410
2876	$facedata = Coro::Storable::thaw $facedata;	3411	$facedata = Coro::Storable::thaw $facedata;
2877		3412
2878	$facedata->{version} == 2	3413	$facedata->{version} == 2
2879	or cf::cleanup "$path: version mismatch, cannot proceed.";	3414	or cf::cleanup "$path: version mismatch, cannot proceed.";
2880		3415
2881	# patch in the exptable	3416	# patch in the exptable
		3417	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2882	$facedata->{resource}{"res/exp_table"} = {	3418	$facedata->{resource}{"res/exp_table"} = {
2883	type => FT_RSRC,	3419	type => FT_RSRC,
2884	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3420	data => $exp_table,
		3421	hash => (Digest::MD5::md5 $exp_table),
2885	};	3422	};
2886	cf::cede_to_tick;	3423	cf::cede_to_tick;
2887		3424
2888	{	3425	{
2889	my $faces = $facedata->{faceinfo};	3426	my $faces = $facedata->{faceinfo};
2890		3427
2891	while (my ($face, $info) = each %$faces) {	3428	while (my ($face, $info) = each %$faces) {
2892	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3429	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3430
2893	cf::face::set_visibility $idx, $info->{visibility};	3431	cf::face::set_visibility $idx, $info->{visibility};
2894	cf::face::set_magicmap $idx, $info->{magicmap};	3432	cf::face::set_magicmap $idx, $info->{magicmap};
2895	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3433	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2896	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3434	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2897		3435
2898	cf::cede_to_tick;	3436	cf::cede_to_tick;
2899	}	3437	}
2900		3438
2901	while (my ($face, $info) = each %$faces) {	3439	while (my ($face, $info) = each %$faces) {
2902	next unless $info->{smooth};	3440	next unless $info->{smooth};
		3441
2903	my $idx = cf::face::find $face	3442	my $idx = cf::face::find $face
2904	or next;	3443	or next;
		3444
2905	if (my $smooth = cf::face::find $info->{smooth}) {	3445	if (my $smooth = cf::face::find $info->{smooth}) {
2906	cf::face::set_smooth $idx, $smooth;	3446	cf::face::set_smooth $idx, $smooth;
2907	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3447	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2908	} else {	3448	} else {
2909	warn "smooth face '$info->{smooth}' not found for face '$face'";	3449	error "smooth face '$info->{smooth}' not found for face '$face'";
2910	}	3450	}
2911		3451
2912	cf::cede_to_tick;	3452	cf::cede_to_tick;
2913	}	3453	}
2914	}	3454	}
…		…
2923		3463
2924	cf::anim::invalidate_all; # d'oh	3464	cf::anim::invalidate_all; # d'oh
2925	}	3465	}
2926		3466
2927	{	3467	{
2928	# TODO: for gcfclient pleasure, we should give resources
2929	# that gcfclient doesn't grok a >10000 face index.
2930	my $res = $facedata->{resource};	3468	my $res = $facedata->{resource};
2931		3469
2932	my $soundconf = delete $res->{"res/sound.conf"};
2933
2934	while (my ($name, $info) = each %$res) {	3470	while (my ($name, $info) = each %$res) {
		3471	if (defined $info->{type}) {
2935	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3472	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2936	my $data;
2937		3473
2938	if ($info->{type} & 1) {	3474	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2939	# prepend meta info	3475	cf::face::set_type $idx, $info->{type};
2940
2941	my $meta = $enc->encode ({
2942	name => $name,
2943	%{ $info->{meta} || {} },
2944	});
2945
2946	$data = pack "(w/a*)*", $meta, $info->{data};
2947	} else {	3476	} else {
2948	$data = $info->{data};	3477	$RESOURCE{$name} = $info; # unused
2949	}	3478	}
2950		3479
2951	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2952	cf::face::set_type $idx, $info->{type};
2953
2954	cf::cede_to_tick;	3480	cf::cede_to_tick;
2955	}	3481	}
2956
2957	if ($soundconf) {
2958	$soundconf = $enc->decode (delete $soundconf->{data});
2959
2960	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2961	my $sound = $soundconf->{compat}[$_]
2962	or next;
2963
2964	my $face = cf::face::find "sound/$sound->[1]";
2965	cf::sound::set $sound->[0] => $face;
2966	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2967	}
2968
2969	while (my ($k, $v) = each %{$soundconf->{event}}) {
2970	my $face = cf::face::find "sound/$v";
2971	cf::sound::set $k => $face;
2972	}
2973	}
2974	}	3482	}
		3483
		3484	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2975		3485
2976	1	3486	1
2977	}	3487	}
2978		3488
2979	register_exticmd fx_want => sub {	3489	register_exticmd fx_want => sub {
…		…
2981		3491
2982	while (my ($k, $v) = each %$want) {	3492	while (my ($k, $v) = each %$want) {
2983	$ns->fx_want ($k, $v);	3493	$ns->fx_want ($k, $v);
2984	}	3494	}
2985	};	3495	};
		3496
		3497	sub load_resource_file($) {
		3498	my $guard = lock_acquire "load_resource_file";
		3499
		3500	my $status = load_resource_file_ $_[0];
		3501	get_slot 0.1, 100;
		3502	cf::arch::commit_load;
		3503
		3504	$status
		3505	}
2986		3506
2987	sub reload_regions {	3507	sub reload_regions {
2988	# HACK to clear player env face cache, we need some signal framework	3508	# HACK to clear player env face cache, we need some signal framework
2989	# for this (global event?)	3509	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();	3510	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3004	}	3524	}
3005		3525
3006	sub reload_archetypes {	3526	sub reload_archetypes {
3007	load_resource_file "$DATADIR/archetypes"	3527	load_resource_file "$DATADIR/archetypes"
3008	or die "unable to load archetypes\n";	3528	or die "unable to load archetypes\n";
3009	#d# NEED to laod twice to resolve forward references
3010	# this really needs to be done in an extra post-pass
3011	# (which needs to be synchronous, so solve it differently)
3012	load_resource_file "$DATADIR/archetypes"
3013	or die "unable to load archetypes\n";
3014	}	3529	}
3015		3530
3016	sub reload_treasures {	3531	sub reload_treasures {
3017	load_resource_file "$DATADIR/treasures"	3532	load_resource_file "$DATADIR/treasures"
3018	or die "unable to load treasurelists\n";	3533	or die "unable to load treasurelists\n";
3019	}	3534	}
3020		3535
		3536	sub reload_sound {
		3537	trace "loading sound config from $DATADIR/sound\n";
		3538
		3539	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3540	or die "$DATADIR/sound $!";
		3541
		3542	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3543
		3544	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3545	my $sound = $soundconf->{compat}[$_]
		3546	or next;
		3547
		3548	my $face = cf::face::find "sound/$sound->[1]";
		3549	cf::sound::set $sound->[0] => $face;
		3550	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3551	}
		3552
		3553	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3554	my $face = cf::face::find "sound/$v";
		3555	cf::sound::set $k => $face;
		3556	}
		3557	}
		3558
3021	sub reload_resources {	3559	sub reload_resources {
3022	warn "reloading resource files...\n";	3560	trace "reloading resource files...\n";
3023		3561
		3562	reload_exp_table;
		3563	reload_materials;
		3564	reload_facedata;
		3565	reload_sound;
		3566	reload_archetypes;
3024	reload_regions;	3567	reload_regions;
3025	reload_facedata;
3026	#reload_archetypes;#d#
3027	reload_archetypes;
3028	reload_treasures;	3568	reload_treasures;
3029		3569
3030	warn "finished reloading resource files\n";	3570	trace "finished reloading resource files\n";
3031	}
3032
3033	sub init {
3034	reload_resources;
3035	}	3571	}
3036		3572
3037	sub reload_config {	3573	sub reload_config {
3038	open my $fh, "<:utf8", "$CONFDIR/config"	3574	trace "reloading config file...\n";
3039	or return;
3040		3575
3041	local $/;	3576	0 < aio_load "$CONFDIR/config", my $config
3042	*CFG = YAML::Syck::Load <$fh>;	3577	or die "$CONFDIR/config: $!";
3043		3578
		3579	utf8::decode $config;
		3580	*CFG = yaml_load $config;
		3581
3044	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3582	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3045		3583
3046	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3584	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3047	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3585	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3048		3586
3049	if (exists $CFG{mlockall}) {	3587	if (exists $CFG{mlockall}) {
…		…
3053	};	3591	};
3054	warn $@ if $@;	3592	warn $@ if $@;
3055	}	3593	}
3056	}	3594	}
3057		3595
		3596	sub pidfile() {
		3597	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3598	or die "$PIDFILE: $!";
		3599	flock $fh, &Fcntl::LOCK_EX
		3600	or die "$PIDFILE: flock: $!";
		3601	$fh
		3602	}
		3603
		3604	# make sure only one server instance is running at any one time
		3605	sub atomic {
		3606	my $fh = pidfile;
		3607
		3608	my $pid = <$fh>;
		3609	kill 9, $pid if $pid > 0;
		3610
		3611	seek $fh, 0, 0;
		3612	print $fh $$;
		3613	}
		3614
		3615	sub main_loop {
		3616	trace "EV::loop starting\n";
		3617	if (1) {
		3618	EV::loop;
		3619	}
		3620	trace "EV::loop returned\n";
		3621	goto &main_loop unless $REALLY_UNLOOP;
		3622	}
		3623
3058	sub main {	3624	sub main {
		3625	cf::init_globals; # initialise logging
		3626
		3627	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3628	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3629	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3630	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3631
		3632	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3633
3059	# we must not ever block the main coroutine	3634	# we must not ever block the main coroutine
3060	local $Coro::idle = sub {	3635	local $Coro::idle = sub {
3061	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3636	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3062	(async {	3637	(async {
3063	Event::one_event;	3638	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3639	EV::loop EV::LOOP_ONESHOT;
3064	})->prio (Coro::PRIO_MAX);	3640	})->prio (Coro::PRIO_MAX);
3065	};	3641	};
3066		3642
		3643	evthread_start IO::AIO::poll_fileno;
		3644
		3645	cf::sync_job {
		3646	cf::incloader::init ();
		3647
		3648	cf::init_anim;
		3649	cf::init_attackmess;
		3650	cf::init_dynamic;
		3651
		3652	cf::load_settings;
		3653
		3654	reload_resources;
3067	reload_config;	3655	reload_config;
3068	db_init;	3656	db_init;
		3657
		3658	cf::init_uuid;
		3659	cf::init_signals;
		3660	cf::init_skills;
		3661
		3662	cf::init_beforeplay;
		3663
		3664	atomic;
		3665
3069	load_extensions;	3666	load_extensions;
3070		3667
3071	$TICK_WATCHER->start;	3668	utime time, time, $RUNTIMEFILE;
3072	Event::loop;	3669
		3670	# no (long-running) fork's whatsoever before this point(!)
		3671	use POSIX ();
		3672	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3673
		3674	cf::_post_init 0;
		3675	};
		3676
		3677	cf::object::thawer::errors_are_fatal 0;
		3678	info "parse errors in files are no longer fatal from this point on.\n";
		3679
		3680	my $free_main; $free_main = EV::idle sub {
		3681	undef $free_main;
		3682	undef &main; # free gobs of memory :)
		3683	};
		3684
		3685	goto &main_loop;
3073	}	3686	}
3074		3687
3075	#############################################################################	3688	#############################################################################
3076	# initialisation and cleanup	3689	# initialisation and cleanup
3077		3690
3078	# install some emergency cleanup handlers	3691	# install some emergency cleanup handlers
3079	BEGIN {	3692	BEGIN {
		3693	our %SIGWATCHER = ();
3080	for my $signal (qw(INT HUP TERM)) {	3694	for my $signal (qw(INT HUP TERM)) {
3081	Event->signal (	3695	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3082	reentrant => 0,
3083	data => WF_AUTOCANCEL,
3084	signal => $signal,
3085	prio => 0,
3086	cb => sub {
3087	cf::cleanup "SIG$signal";	3696	cf::cleanup "SIG$signal";
3088	},
3089	);	3697	};
3090	}	3698	}
3091	}	3699	}
3092		3700
3093	sub write_runtime {	3701	sub write_runtime_sync {
3094	my $runtime = "$LOCALDIR/runtime";	3702	my $t0 = AE::time;
3095		3703
3096	# first touch the runtime file to show we are still running:	3704	# first touch the runtime file to show we are still running:
3097	# the fsync below can take a very very long time.	3705	# the fsync below can take a very very long time.
3098		3706
3099	IO::AIO::aio_utime $runtime, undef, undef;	3707	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3100		3708
3101	my $guard = cf::lock_acquire "write_runtime";	3709	my $guard = cf::lock_acquire "write_runtime";
3102		3710
3103	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3711	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3104	or return;	3712	or return;
3105		3713
3106	my $value = $cf::RUNTIME + 90 + 10;	3714	my $value = $cf::RUNTIME + 90 + 10;
3107	# 10 is the runtime save interval, for a monotonic clock	3715	# 10 is the runtime save interval, for a monotonic clock
3108	# 60 allows for the watchdog to kill the server.	3716	# 60 allows for the watchdog to kill the server.
…		…
3118	aio_utime $fh, undef, undef;	3726	aio_utime $fh, undef, undef;
3119		3727
3120	close $fh	3728	close $fh
3121	or return;	3729	or return;
3122		3730
3123	aio_rename "$runtime~", $runtime	3731	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3124	and return;	3732	and return;
3125		3733
3126	warn "runtime file written.\n";	3734	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3127		3735
3128	1	3736	1
		3737	}
		3738
		3739	our $uuid_lock;
		3740	our $uuid_skip;
		3741
		3742	sub write_uuid_sync($) {
		3743	$uuid_skip ||= $_[0];
		3744
		3745	return if $uuid_lock;
		3746	local $uuid_lock = 1;
		3747
		3748	my $uuid = "$LOCALDIR/uuid";
		3749
		3750	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3751	or return;
		3752
		3753	my $value = uuid_seq uuid_cur;
		3754
		3755	unless ($value) {
		3756	info "cowardly refusing to write zero uuid value!\n";
		3757	return;
		3758	}
		3759
		3760	my $value = uuid_str $value + $uuid_skip;
		3761	$uuid_skip = 0;
		3762
		3763	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3764	and return;
		3765
		3766	# always fsync - this file is important
		3767	aio_fsync $fh
		3768	and return;
		3769
		3770	close $fh
		3771	or return;
		3772
		3773	aio_rename "$uuid~", $uuid
		3774	and return;
		3775
		3776	trace "uuid file written ($value).\n";
		3777
		3778	1
		3779
		3780	}
		3781
		3782	sub write_uuid($$) {
		3783	my ($skip, $sync) = @_;
		3784
		3785	$sync ? write_uuid_sync $skip
		3786	: async { write_uuid_sync $skip };
3129	}	3787	}
3130		3788
3131	sub emergency_save() {	3789	sub emergency_save() {
3132	my $freeze_guard = cf::freeze_mainloop;	3790	my $freeze_guard = cf::freeze_mainloop;
3133		3791
3134	warn "enter emergency perl save\n";	3792	info "emergency_perl_save: enter\n";
		3793
		3794	# this is a trade-off: we want to be very quick here, so
		3795	# save all maps without fsync, and later call a global sync
		3796	# (which in turn might be very very slow)
		3797	local $USE_FSYNC = 0;
3135		3798
3136	cf::sync_job {	3799	cf::sync_job {
		3800	cf::write_runtime_sync; # external watchdog should not bark
		3801
3137	# use a peculiar iteration method to avoid tripping on perl	3802	# use a peculiar iteration method to avoid tripping on perl
3138	# refcount bugs in for. also avoids problems with players	3803	# refcount bugs in for. also avoids problems with players
3139	# and maps saved/destroyed asynchronously.	3804	# and maps saved/destroyed asynchronously.
3140	warn "begin emergency player save\n";	3805	info "emergency_perl_save: begin player save\n";
3141	for my $login (keys %cf::PLAYER) {	3806	for my $login (keys %cf::PLAYER) {
3142	my $pl = $cf::PLAYER{$login} or next;	3807	my $pl = $cf::PLAYER{$login} or next;
3143	$pl->valid or next;	3808	$pl->valid or next;
		3809	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3144	$pl->save;	3810	$pl->save;
3145	}	3811	}
3146	warn "end emergency player save\n";	3812	info "emergency_perl_save: end player save\n";
3147		3813
3148	warn "begin emergency map save\n";	3814	cf::write_runtime_sync; # external watchdog should not bark
		3815
		3816	info "emergency_perl_save: begin map save\n";
3149	for my $path (keys %cf::MAP) {	3817	for my $path (keys %cf::MAP) {
3150	my $map = $cf::MAP{$path} or next;	3818	my $map = $cf::MAP{$path} or next;
3151	$map->valid or next;	3819	$map->valid or next;
3152	$map->save;	3820	$map->save;
3153	}	3821	}
3154	warn "end emergency map save\n";	3822	info "emergency_perl_save: end map save\n";
3155		3823
3156	warn "begin emergency database checkpoint\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin database checkpoint\n";
3157	BDB::db_env_txn_checkpoint $DB_ENV;	3827	BDB::db_env_txn_checkpoint $DB_ENV;
3158	warn "end emergency database checkpoint\n";	3828	info "emergency_perl_save: end database checkpoint\n";
		3829
		3830	info "emergency_perl_save: begin write uuid\n";
		3831	write_uuid_sync 1;
		3832	info "emergency_perl_save: end write uuid\n";
		3833
		3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	trace "emergency_perl_save: syncing database to disk";
		3837	BDB::db_env_txn_checkpoint $DB_ENV;
		3838
		3839	info "emergency_perl_save: starting sync\n";
		3840	IO::AIO::aio_sync sub {
		3841	info "emergency_perl_save: finished sync\n";
		3842	};
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: flushing outstanding aio requests";
		3847	while (IO::AIO::nreqs || BDB::nreqs) {
		3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3849	}
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
3159	};	3852	};
3160		3853
3161	warn "leave emergency perl save\n";	3854	info "emergency_perl_save: leave\n";
3162	}	3855	}
3163		3856
3164	sub post_cleanup {	3857	sub post_cleanup {
3165	my ($make_core) = @_;	3858	my ($make_core) = @_;
3166		3859
		3860	IO::AIO::flush;
		3861
3167	warn Carp::longmess "post_cleanup backtrace"	3862	error Carp::longmess "post_cleanup backtrace"
3168	if $make_core;	3863	if $make_core;
		3864
		3865	my $fh = pidfile;
		3866	unlink $PIDFILE if <$fh> == $$;
		3867	}
		3868
		3869	# a safer delete_package, copied from Symbol
		3870	sub clear_package($) {
		3871	my $pkg = shift;
		3872
		3873	# expand to full symbol table name if needed
		3874	unless ($pkg =~ /^main::.*::$/) {
		3875	$pkg = "main$pkg" if $pkg =~ /^::/;
		3876	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3877	$pkg .= '::' unless $pkg =~ /::$/;
		3878	}
		3879
		3880	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3881	my $stem_symtab = *{$stem}{HASH};
		3882
		3883	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3884	or return;
		3885
		3886	# clear all symbols
		3887	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3888	for my $name (keys %$leaf_symtab) {
		3889	_gv_clear *{"$pkg$name"};
		3890	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3891	}
3169	}	3892	}
3170		3893
3171	sub do_reload_perl() {	3894	sub do_reload_perl() {
3172	# can/must only be called in main	3895	# can/must only be called in main
3173	if ($Coro::current != $Coro::main) {	3896	unless (in_main) {
3174	warn "can only reload from main coroutine";	3897	error "can only reload from main coroutine";
3175	return;	3898	return;
3176	}	3899	}
3177		3900
3178	warn "reloading...";	3901	return if $RELOAD++;
3179		3902
3180	warn "entering sync_job";	3903	my $t1 = AE::time;
3181		3904
		3905	while ($RELOAD) {
		3906	cf::get_slot 0.1, -1, "reload_perl";
		3907	info "perl_reload: reloading...";
		3908
		3909	trace "perl_reload: entering sync_job";
		3910
3182	cf::sync_job {	3911	cf::sync_job {
3183	cf::write_runtime; # external watchdog should not bark
3184	cf::emergency_save;	3912	#cf::emergency_save;
3185	cf::write_runtime; # external watchdog should not bark
3186		3913
3187	warn "syncing database to disk";
3188	BDB::db_env_txn_checkpoint $DB_ENV;
3189
3190	# if anything goes wrong in here, we should simply crash as we already saved
3191
3192	warn "cancelling all WF_AUTOCANCEL watchers";
3193	for (Event::all_watchers) {
3194	$_->cancel if $_->data & WF_AUTOCANCEL;
3195	}
3196
3197	warn "flushing outstanding aio requests";
3198	for (;;) {
3199	BDB::flush;
3200	IO::AIO::flush;
3201	Coro::cede;
3202	last unless IO::AIO::nreqs || BDB::nreqs;
3203	warn "iterate...";
3204	}
3205
3206	++$RELOAD;
3207
3208	warn "cancelling all extension coros";	3914	trace "perl_reload: cancelling all extension coros";
3209	$_->cancel for values %EXT_CORO;	3915	$_->cancel for values %EXT_CORO;
3210	%EXT_CORO = ();	3916	%EXT_CORO = ();
3211		3917
3212	warn "removing commands";	3918	trace "perl_reload: removing commands";
3213	%COMMAND = ();	3919	%COMMAND = ();
3214		3920
3215	warn "removing ext/exti commands";	3921	trace "perl_reload: removing ext/exti commands";
3216	%EXTCMD = ();	3922	%EXTCMD = ();
3217	%EXTICMD = ();	3923	%EXTICMD = ();
3218		3924
3219	warn "unloading/nuking all extensions";	3925	trace "perl_reload: unloading/nuking all extensions";
3220	for my $pkg (@EXTS) {	3926	for my $pkg (@EXTS) {
3221	warn "... unloading $pkg";	3927	trace "... unloading $pkg";
3222		3928
3223	if (my $cb = $pkg->can ("unload")) {	3929	if (my $cb = $pkg->can ("unload")) {
3224	eval {	3930	eval {
3225	$cb->($pkg);	3931	$cb->($pkg);
3226	1	3932	1
3227	} or warn "$pkg unloaded, but with errors: $@";	3933	} or error "$pkg unloaded, but with errors: $@";
		3934	}
		3935
		3936	trace "... clearing $pkg";
		3937	clear_package $pkg;
3228	}	3938	}
3229		3939
3230	warn "... nuking $pkg";
3231	Symbol::delete_package $pkg;
3232	}
3233
3234	warn "unloading all perl modules loaded from $LIBDIR";	3940	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3235	while (my ($k, $v) = each %INC) {	3941	while (my ($k, $v) = each %INC) {
3236	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3942	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3237		3943
3238	warn "... unloading $k";	3944	trace "... unloading $k";
3239	delete $INC{$k};	3945	delete $INC{$k};
3240		3946
3241	$k =~ s/\.pm$//;	3947	$k =~ s/\.pm$//;
3242	$k =~ s/\//::/g;	3948	$k =~ s/\//::/g;
3243		3949
3244	if (my $cb = $k->can ("unload_module")) {	3950	if (my $cb = $k->can ("unload_module")) {
3245	$cb->();	3951	$cb->();
		3952	}
		3953
		3954	clear_package $k;
3246	}	3955	}
3247		3956
3248	Symbol::delete_package $k;
3249	}
3250
3251	warn "getting rid of safe::, as good as possible";	3957	trace "perl_reload: getting rid of safe::, as good as possible";
3252	Symbol::delete_package "safe::$_"	3958	clear_package "safe::$_"
3253	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3959	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3254		3960
3255	warn "unloading cf.pm \"a bit\"";	3961	trace "perl_reload: unloading cf.pm \"a bit\"";
3256	delete $INC{"cf.pm"};	3962	delete $INC{"cf.pm"};
3257	delete $INC{"cf/pod.pm"};	3963	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3258		3964
3259	# don't, removes xs symbols, too,	3965	# don't, removes xs symbols, too,
3260	# and global variables created in xs	3966	# and global variables created in xs
3261	#Symbol::delete_package __PACKAGE__;	3967	#clear_package __PACKAGE__;
3262		3968
3263	warn "unload completed, starting to reload now";	3969	info "perl_reload: unload completed, starting to reload now";
3264		3970
3265	warn "reloading cf.pm";	3971	trace "perl_reload: reloading cf.pm";
3266	require cf;	3972	require cf;
3267	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3973	cf::_connect_to_perl_1;
3268		3974
3269	warn "loading config and database again";	3975	trace "perl_reload: loading config and database again";
3270	cf::reload_config;	3976	cf::reload_config;
3271		3977
3272	warn "loading extensions";	3978	trace "perl_reload: loading extensions";
3273	cf::load_extensions;	3979	cf::load_extensions;
3274		3980
		3981	if ($REATTACH_ON_RELOAD) {
3275	warn "reattaching attachments to objects/players";	3982	trace "perl_reload: reattaching attachments to objects/players";
3276	_global_reattach; # objects, sockets	3983	_global_reattach; # objects, sockets
3277	warn "reattaching attachments to maps";	3984	trace "perl_reload: reattaching attachments to maps";
3278	reattach $_ for values %MAP;	3985	reattach $_ for values %MAP;
3279	warn "reattaching attachments to players";	3986	trace "perl_reload: reattaching attachments to players";
3280	reattach $_ for values %PLAYER;	3987	reattach $_ for values %PLAYER;
		3988	}
3281		3989
3282	warn "leaving sync_job";	3990	cf::_post_init 1;
3283		3991
		3992	trace "perl_reload: leaving sync_job";
		3993
3284	1	3994	1
3285	} or do {	3995	} or do {
3286	warn $@;	3996	error $@;
3287	warn "error while reloading, exiting.";	3997	cf::cleanup "perl_reload: error, exiting.";
3288	exit 1;	3998	};
		3999
		4000	--$RELOAD;
3289	};	4001	}
3290		4002
3291	warn "reloaded";	4003	$t1 = AE::time - $t1;
		4004	info "perl_reload: completed in ${t1}s\n";
3292	};	4005	};
3293		4006
3294	our $RELOAD_WATCHER; # used only during reload	4007	our $RELOAD_WATCHER; # used only during reload
3295		4008
3296	sub reload_perl() {	4009	sub reload_perl() {
3297	# doing reload synchronously and two reloads happen back-to-back,	4010	# doing reload synchronously and two reloads happen back-to-back,
3298	# coro crashes during coro_state_free->destroy here.	4011	# coro crashes during coro_state_free->destroy here.
3299		4012
3300	$RELOAD_WATCHER ||= Event->timer (	4013	$RELOAD_WATCHER ||= cf::async {
3301	reentrant => 0,	4014	Coro::AIO::aio_wait cache_extensions;
3302	after => 0,	4015
3303	data => WF_AUTOCANCEL,	4016	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3304	cb => sub {
3305	do_reload_perl;	4017	do_reload_perl;
3306	undef $RELOAD_WATCHER;	4018	undef $RELOAD_WATCHER;
3307	},	4019	};
3308	);	4020	};
3309	}	4021	}
3310		4022
3311	register_command "reload" => sub {	4023	register_command "reload" => sub {
3312	my ($who, $arg) = @_;	4024	my ($who, $arg) = @_;
3313		4025
3314	if ($who->flag (FLAG_WIZ)) {	4026	if ($who->flag (FLAG_WIZ)) {
3315	$who->message ("reloading server.");	4027	$who->message ("reloading server.");
		4028	async {
		4029	$Coro::current->{desc} = "perl_reload";
3316	async { reload_perl };	4030	reload_perl;
		4031	};
3317	}	4032	}
3318	};	4033	};
3319		4034
3320	unshift @INC, $LIBDIR;	4035	#############################################################################
3321		4036
3322	my $bug_warning = 0;	4037	my $bug_warning = 0;
3323		4038
3324	our @WAIT_FOR_TICK;	4039	our @WAIT_FOR_TICK;
3325	our @WAIT_FOR_TICK_BEGIN;	4040	our @WAIT_FOR_TICK_BEGIN;
3326		4041
3327	sub wait_for_tick {	4042	sub wait_for_tick() {
3328	return unless $TICK_WATCHER->is_active;
3329	return if $Coro::current == $Coro::main;	4043	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3330		4044
3331	my $signal = new Coro::Signal;	4045	my $signal = new Coro::Signal;
3332	push @WAIT_FOR_TICK, $signal;	4046	push @WAIT_FOR_TICK, $signal;
3333	$signal->wait;	4047	$signal->wait;
3334	}	4048	}
3335		4049
3336	sub wait_for_tick_begin {	4050	sub wait_for_tick_begin() {
3337	return unless $TICK_WATCHER->is_active;
3338	return if $Coro::current == $Coro::main;	4051	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3339		4052
3340	my $signal = new Coro::Signal;	4053	my $signal = new Coro::Signal;
3341	push @WAIT_FOR_TICK_BEGIN, $signal;	4054	push @WAIT_FOR_TICK_BEGIN, $signal;
3342	$signal->wait;	4055	$signal->wait;
3343	}	4056	}
3344		4057
3345	my $min = 1e6;#d#	4058	sub tick {
3346	my $avg = 10;
3347	$TICK_WATCHER = Event->timer (
3348	reentrant => 0,
3349	parked => 1,
3350	prio => 0,
3351	at => $NEXT_TICK || $TICK,
3352	data => WF_AUTOCANCEL,
3353	cb => sub {
3354	if ($Coro::current != $Coro::main) {	4059	if ($Coro::current != $Coro::main) {
3355	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4060	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3356	unless ++$bug_warning > 10;	4061	unless ++$bug_warning > 10;
3357	return;	4062	return;
3358	}	4063	}
3359		4064
3360	$NOW = $tick_start = Event::time;
3361
3362	cf::server_tick; # one server iteration	4065	cf::server_tick; # one server iteration
3363		4066
3364	0 && sync_job {#d#	4067	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3365	for(1..10) {
3366	my $t = Event::time;
3367	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3368	or die;
3369		4068
3370	$map->width (50);	4069	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	$map->height (50);	4070	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	$map->alloc;	4071	Coro::async_pool {
3373	$map->_load_objects ("/tmp/x.map", 1);	4072	$Coro::current->{desc} = "runtime saver";
3374	my $t = Event::time - $t;	4073	write_runtime_sync
3375		4074	or error "ERROR: unable to write runtime file: $!";
3376	#next unless $t < 0.0013;#d#
3377	if ($t < $min) {
3378	$min = $t;
3379	}
3380	$avg = $avg * 0.99 + $t * 0.01;
3381	}
3382	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3383	exit 0;
3384	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3385	};	4075	};
		4076	}
3386		4077
3387	$RUNTIME += $TICK;
3388	$NEXT_TICK += $TICK;
3389
3390	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3391	$NEXT_RUNTIME_WRITE = $NOW + 10;
3392	Coro::async_pool {
3393	write_runtime
3394	or warn "ERROR: unable to write runtime file: $!";
3395	};
3396	}
3397
3398	# my $AFTER = Event::time;
3399	# warn $AFTER - $NOW;#d#
3400
3401	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4078	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3402	$sig->send;	4079	$sig->send;
3403	}	4080	}
3404	while (my $sig = shift @WAIT_FOR_TICK) {	4081	while (my $sig = shift @WAIT_FOR_TICK) {
3405	$sig->send;	4082	$sig->send;
3406	}	4083	}
3407		4084
3408	$NOW = Event::time;	4085	$LOAD = ($NOW - $TICK_START) / $TICK;
3409
3410	# if we are delayed by four ticks or more, skip them all
3411	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3412
3413	$TICK_WATCHER->at ($NEXT_TICK);
3414	$TICK_WATCHER->start;
3415
3416	$LOAD = ($NOW - $tick_start) / $TICK;
3417	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4086	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3418		4087
3419	_post_tick;	4088	if (0) {
3420		4089	if ($NEXT_TICK) {
3421		4090	my $jitter = $TICK_START - $NEXT_TICK;
		4091	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4092	debug "jitter $JITTER\n";#d#
		4093	}
3422	},	4094	}
3423	);	4095	}
3424		4096
3425	{	4097	{
3426	BDB::max_poll_time $TICK * 0.1;	4098	# configure BDB
3427	$BDB_POLL_WATCHER = Event->io (	4099
3428	reentrant => 0,
3429	fd => BDB::poll_fileno,
3430	poll => 'r',
3431	prio => 0,
3432	data => WF_AUTOCANCEL,
3433	cb => \&BDB::poll_cb,
3434	);
3435	BDB::min_parallel 8;	4100	BDB::min_parallel 16;
3436		4101	BDB::max_poll_reqs $TICK * 0.1;
3437	BDB::set_sync_prepare {	4102	$AnyEvent::BDB::WATCHER->priority (1);
3438	my $status;
3439	my $current = $Coro::current;
3440	(
3441	sub {
3442	$status = $!;
3443	$current->ready; undef $current;
3444	},
3445	sub {
3446	Coro::schedule while defined $current;
3447	$! = $status;
3448	},
3449	)
3450	};
3451		4103
3452	unless ($DB_ENV) {	4104	unless ($DB_ENV) {
3453	$DB_ENV = BDB::db_env_create;	4105	$DB_ENV = BDB::db_env_create;
		4106	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4107	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4108	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4109	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4110	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3454		4111
3455	cf::sync_job {	4112	cf::sync_job {
3456	eval {	4113	eval {
3457	BDB::db_env_open	4114	BDB::db_env_open
3458	$DB_ENV,	4115	$DB_ENV,
…		…
3460	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4117	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3461	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4118	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3462	0666;	4119	0666;
3463		4120
3464	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4121	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3465
3466	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3467	$DB_ENV->set_lk_detect;
3468	};	4122	};
3469		4123
3470	cf::cleanup "db_env_open(db): $@" if $@;	4124	cf::cleanup "db_env_open(db): $@" if $@;
3471	};	4125	};
3472	}	4126	}
		4127
		4128	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4129	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4130	};
		4131	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4132	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4133	};
		4134	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4135	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4136	};
3473	}	4137	}
3474		4138
3475	{	4139	{
		4140	# configure IO::AIO
		4141
3476	IO::AIO::min_parallel 8;	4142	IO::AIO::min_parallel 8;
3477
3478	undef $Coro::AIO::WATCHER;
3479	IO::AIO::max_poll_time $TICK * 0.1;	4143	IO::AIO::max_poll_time $TICK * 0.1;
3480	$AIO_POLL_WATCHER = Event->io (	4144	undef $AnyEvent::AIO::WATCHER;
3481	reentrant => 0,
3482	data => WF_AUTOCANCEL,
3483	fd => IO::AIO::poll_fileno,
3484	poll => 'r',
3485	prio => 6,
3486	cb => \&IO::AIO::poll_cb,
3487	);
3488	}	4145	}
3489		4146
3490	my $_log_backtrace;	4147	our $_log_backtrace;
		4148	our $_log_backtrace_last;
3491		4149
3492	sub _log_backtrace {	4150	sub _log_backtrace {
3493	my ($msg, @addr) = @_;	4151	my ($msg, @addr) = @_;
3494		4152
3495	$msg =~ s/\n//;	4153	$msg =~ s/\n$//;
3496		4154
		4155	if ($_log_backtrace_last eq $msg) {
		4156	LOG llevInfo, "[ABT] $msg\n";
		4157	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3497	# limit the # of concurrent backtraces	4158	# limit the # of concurrent backtraces
3498	if ($_log_backtrace < 2) {	4159	} elsif ($_log_backtrace < 2) {
		4160	$_log_backtrace_last = $msg;
3499	++$_log_backtrace;	4161	++$_log_backtrace;
		4162	my $perl_bt = Carp::longmess $msg;
3500	async {	4163	async {
		4164	$Coro::current->{desc} = "abt $msg";
		4165
3501	my @bt = fork_call {	4166	my @bt = fork_call {
3502	@addr = map { sprintf "%x", $_ } @addr;	4167	@addr = map { sprintf "%x", $_ } @addr;
3503	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4168	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3504	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4169	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3505	or die "addr2line: $!";	4170	or die "addr2line: $!";
…		…
3513	}	4178	}
3514		4179
3515	@funcs	4180	@funcs
3516	};	4181	};
3517		4182
3518	LOG llevInfo, "[ABT] $msg\n";	4183	LOG llevInfo, "[ABT] $perl_bt\n";
		4184	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3519	LOG llevInfo, "[ABT] $_\n" for @bt;	4185	LOG llevInfo, "[ABT] $_\n" for @bt;
3520	--$_log_backtrace;	4186	--$_log_backtrace;
3521	};	4187	};
3522	} else {	4188	} else {
3523	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $msg\n";
3524	LOG llevInfo, "[ABT] [suppressed]\n";	4190	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3525	}	4191	}
3526	}	4192	}
3527		4193
3528	# load additional modules	4194	# load additional modules
3529	use cf::pod;	4195	require "cf/$_.pm" for @EXTRA_MODULES;
		4196	cf::_connect_to_perl_2;
3530		4197
3531	END { cf::emergency_save }	4198	END { cf::emergency_save }
3532		4199
3533	1	4200	1
3534		4201

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