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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.346 by root, Tue Aug 28 19:38:40 2007 UTC vs.
Revision 1.540 by root, Tue May 4 23:32:29 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);
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 process
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
173	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
174		242
175	This array contains the results of the last C<invoke ()> call. When	243	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	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	245	that call.
178		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
179	=back	253	=back
180		254
181	=cut	255	=cut
182		256
183	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	264	my $msg = join "", @_;
186		265
187	$msg .= "\n"	266	$msg .= "\n"
188	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
189		268
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		270
192	utf8::encode $msg;
193	LOG llevError, $msg;	271	LOG llevWarn, $msg;
194	};	272	};
195	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
196		287
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	298	for my $pkg (qw(
208	cf::global cf::attachable	299	cf::global cf::attachable
209	cf::object cf::object::player	300	cf::object cf::object::player
210	cf::client cf::player	301	cf::client cf::player
211	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
212	cf::map cf::party cf::region	304	cf::party cf::region
213	)) {	305	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	307	}
217		308
218	$Event::DIED = sub {	309	$EV::DIED = sub {
219	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
220	};	311	};
221		312
222	#############################################################################	313	#############################################################################
223		314
224	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	338	$d
248	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
249	}	340	}
250		341
251	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
252		343
253	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
254		345
255	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
256		347
257	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
258		349
259	=cut	350	=cut
260		351
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		353
263	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
265		370
266	=item cf::lock_wait $string	371	=item cf::lock_wait $string
267		372
268	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
269		374
270	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
271		376
272	Wait until the given lock is available and then acquires it and returns	377	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,	378	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	379	for example when the coroutine gets canceled), the lock is automatically
275	returned.	380	returned.
276		381
		382	Locks are *not* recursive, locking from the same coro twice results in a
		383	deadlocked coro.
		384
277	Lock names should begin with a unique identifier (for example, cf::map::find	385	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	386	uses map_find and cf::map::load uses map_load).
279		387
280	=item $locked = cf::lock_active $string	388	=item $locked = cf::lock_active $string
281		389
282	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
283		391
284	=cut	392	=cut
285		393
286	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
287		395
288	sub lock_wait($) {	396	sub lock_wait($) {
289	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	398	}
297		399
298	sub lock_acquire($) {	400	sub lock_acquire($) {
299	my ($key) = @_;	401	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	402	}
311		403
312	sub lock_active($) {	404	sub lock_active($) {
313	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	406	}
317		407
318	sub freeze_mainloop {	408	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
320		410
321	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	412	}
323	};	413
324	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
325	$guard	415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
326	}	427	}
327		428
328	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
329		430
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		439
339	=cut	440	=cut
340		441
341	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
343		445
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
346	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
347		452
348	while () {	453	while () {
349	next_job:	454	next_job:
		455
350	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	457
352	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	462	$job->[2]->send;
356	Coro::cede;	463	Coro::cede;
357	goto next_job;	464	goto next_job;
358	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	467	}
360	}	468	}
361		469
362	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	473	$signal->wait;
366	} else {	474	} else {
		475	$busy = 0;
367	Coro::schedule;	476	Coro::schedule;
368	}	477	}
369	}	478	}
370	};	479	};
371		480
372	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
373	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
374		485
375	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
376	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
377		489
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
391		503
392	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
393		505
394	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
395		507
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	511	acceptable.
400		512
401	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	518	=cut
407		519
408	sub sync_job(&) {	520	sub sync_job(&) {
409	my ($job) = @_;	521	my ($job) = @_;
410		522
411	if ($Coro::current == $Coro::main) {	523	if (in_main) {
412	my $time = Event::time;	524	my $time = AE::time;
413		525
414	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
416		528
417	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	530
419	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
420		532
421	my $busy = 1;	533	my $busy = 1;
422	my @res;	534	my @res;
423		535
424	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	538	@res = eval { $job->() };
426	warn $@ if $@;	539	error $@ if $@;
427	undef $busy;	540	undef $busy;
428	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
429		542
430	while ($busy) {	543	while ($busy) {
431	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
432	}	548	}
		549	}
433		550
434	$time = Event::time - $time;	551	my $time = AE::time - $time;
435		552
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
440		554
441	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
442	} else {	556	} else {
443	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
444		558
…		…
469	=item fork_call { }, $args	583	=item fork_call { }, $args
470		584
471	Executes the given code block with the given arguments in a seperate	585	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	587	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
475		589
476	=cut	590	=cut
477		591
478	sub fork_call(&@) {	592	sub fork_call(&@) {
479	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
480		594
481	# we seemingly have to make a local copy of the whole thing,	595	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	596	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	597	# TODO: investigate and fix (likely this will be rather laborious)
484		598
485	my @res = Coro::Util::fork_eval {	599	my @res = Coro::Util::fork_eval {
486	reset_signals;	600	reset_signals;
487	&$cb	601	&$cb
488	}, @args;	602	}, @args;
489		603
490	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
491	}	605	}
492		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
		643	}
		644
493	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
494		646
495	Returns a single value from the environment database.	647	Returns a single value from the environment database.
496		648
497	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
498		650
499	Stores the given C<$value> in the family. It can currently store binary	651	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	652	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		653
		654	=item $db = cf::db_table "name"
		655
		656	Create and/or open a new database table. The string must not be "db" and must be unique
		657	within each server.
		658
502	=cut	659	=cut
		660
		661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
		665	my ($name) = @_;
		666	my $db = BDB::db_create $DB_ENV;
		667
		668	eval {
		669	$db->set_flags (BDB::CHKSUM);
		670
		671	utf8::encode $name;
		672	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		673	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		674	cf::cleanup "db_open(db): $!" if $!;
		675	};
		676	cf::cleanup "db_open(db): $@" if $@;
		677
		678	$db
		679	}
503		680
504	our $DB;	681	our $DB;
505		682
506	sub db_init {	683	sub db_init {
507	unless ($DB) {	684	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	685	}
522		686
523	sub db_get($$) {	687	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
525		689
526	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
527	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
528		694
529	$! ? ()	695	$! ? ()
530	: $data	696	: $data
531	}
532	}	697	}
533		698
534	sub db_put($$$) {	699	sub db_put($$$) {
535	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
592		757
593	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	759	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
596		761
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		763
599	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
602		767
…		…
612		777
613	=cut	778	=cut
614		779
615	sub datalog($@) {	780	sub datalog($@) {
616	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	783	}
619		784
620	=back	785	=back
621		786
622	=cut	787	=cut
623		788
624	#############################################################################	789	#############################################################################
625		790
626	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
627		792
628	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
631		796
632	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	799	Deliantra).
635		800
636	=over 4	801	=over 4
637		802
638	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
639		804
…		…
683	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
684		849
685	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
687		852
688	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
690		855
691	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
692		857
693	=over 4	858	=over 4
…		…
817		982
818	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		985
821	} elsif (ref $type) {	986	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
823		988
824	} else {	989	} else {
825	shift @arg;	990	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
827	}	992	}
828	}	993	}
829	}	994	}
830		995
831	sub _object_attach {	996	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
842	}	1007	}
843		1008
844	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
845	} else {	1010	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1012	}
848		1013
849	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
850	}	1015	}
851		1016
…		…
910		1075
911	for (@$callbacks) {	1076	for (@$callbacks) {
912	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
913		1078
914	if ($@) {	1079	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1081	override;
918	}	1082	}
919		1083
920	return 1 if $override;	1084	return 1 if $override;
921	}	1085	}
922		1086
923	0	1087	0
924	}	1088	}
925		1089
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1091
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1093
930	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
931		1095
…		…
937		1101
938	=cut	1102	=cut
939		1103
940	#############################################################################	1104	#############################################################################
941	# object support	1105	# object support
942	#
943		1106
		1107	sub _object_equal($$);
		1108	sub _object_equal($$) {
		1109	my ($a, $b) = @_;
		1110
		1111	return 0 unless (ref $a) eq (ref $b);
		1112
		1113	if ("HASH" eq ref $a) {
		1114	my @ka = keys %$a;
		1115	my @kb = keys %$b;
		1116
		1117	return 0 if @ka != @kb;
		1118
		1119	for (0 .. $#ka) {
		1120	return 0 unless $ka[$_] eq $kb[$_];
		1121	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1122	}
		1123
		1124	} elsif ("ARRAY" eq ref $a) {
		1125
		1126	return 0 if @$a != @$b;
		1127
		1128	for (0 .. $#$a) {
		1129	return 0 unless _object_equal $a->[$_], $b->[$_];
		1130	}
		1131
		1132	} elsif ($a ne $b) {
		1133	return 0;
		1134	}
		1135
		1136	1
		1137	}
		1138
		1139	our $SLOW_MERGES;#d#
944	sub _can_merge {	1140	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1141	my ($ob1, $ob2) = @_;
946		1142
947	local $Storable::canonical = 1;	1143	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1144
951	$fob1 eq $fob2	1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
952	}	1147	}
953		1148
954	sub reattach {	1149	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1151	my ($obj) = @_;
957		1152
		1153	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1155
960	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
961		1157
962	@$registry = ();	1158	@$registry = ();
963		1159
…		…
968	for (@$attach) {	1164	for (@$attach) {
969	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
971	}	1167	}
972	} else {	1168	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1170	}
975	}	1171	}
976	}	1172	}
977		1173
978	cf::attachable->attach (	1174	cf::attachable->attach (
979	prio => -1000000,	1175	prio => -1000000,
980	on_instantiate => sub {	1176	on_instantiate => sub {
981	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
982		1178
983	$data = from_json $data;	1179	$data = decode_json $data;
984		1180
985	for (@$data) {	1181	for (@$data) {
986	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
987		1183
988	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1200	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1006		1202
1007	sync_job {	1203	sync_job {
1008	if (length $$rdata) {	1204	if (length $$rdata) {
		1205	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1011		1209
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1016	close $fh;	1217	aio_close $fh;
1017		1218
1018	if (@$objs) {	1219	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	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;
		1226	aio_fsync $fh;
		1227	}
1024	close $fh;	1228	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1230	}
1027	} else {	1231	} else {
1028	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1029	}	1233	}
1030		1234
1031	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1239	} else {
1033	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1034	}	1241	}
1035	} else {	1242	} else {
1036	aio_unlink $filename;	1243	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1038	}	1245	}
1039	}	1246	};
1040	}	1247	}
1041		1248
1042	sub object_freezer_as_string {	1249	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1250	my ($rdata, $objs) = @_;
1044		1251
…		…
1056	or return;	1263	or return;
1057		1264
1058	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1267	or return;
		1268
1061	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1062	}	1271	}
1063		1272
		1273	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
		1277
1066	return ($data, $av);	1278	($data, $av)
1067	}	1279	}
1068		1280
1069	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
1070		1282
1071	=over 4	1283	=over 4
…		…
1125	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1126		1338
1127	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1128	}	1340	}
1129		1341
		1342	use File::Glob ();
		1343
1130	cf::player->attach (	1344	cf::player->attach (
1131	on_command => sub {	1345	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1133		1347
1134	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1135	or return;	1349	or return;
1136		1350
…		…
1159		1373
1160	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1161	if $reply;	1375	if $reply;
1162		1376
1163	} else {	1377	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1379	}
1166		1380
1167	cf::override;	1381	cf::override;
1168	},	1382	},
1169	);	1383	);
1170		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1171	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1172	cf::sync_job {	1401	cf::sync_job {
1173	my %todo;	1402	my %todo;
1174		1403
1175	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1405	next unless -r $path;
…		…
1194		1423
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1426
1198	$ext{source} =	1427	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1201	. $source	1430	. $source
1202	. "\n};\n1";	1431	. "\n};\n1";
1203		1432
1204	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1205	}	1434	}
1206		1435
		1436	my $pass = 0;
1207	my %done;	1437	my %done;
1208	while (%todo) {	1438	while (%todo) {
1209	my $progress;	1439	my $progress;
1210		1440
		1441	++$pass;
		1442
		1443	ext:
1211	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1446	next ext
1214	unless exists $done{$_};	1447	unless exists $done{$_};
1215	}	1448	}
1216		1449
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1451
1219	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1222		1457
		1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1459	if exists $v->{meta}{mandatory};
1224	warn $msg;	1460
1225	warn "mandatory extension failed to load, exiting.\n";	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1462	delete $todo{$k};
1227	}	1463	} else {
1228		1464	$done{$k} = delete $todo{$k};
1229	warn $msg;	1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1230	}	1470	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1471	}
1236		1472
1237	skip:	1473	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1475
		1476	while (my ($k, $v) = each %todo) {
		1477	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1478	if exists $v->{meta}{mandatory};
		1479	}
		1480	}
1240	}	1481	}
1241	};	1482	};
1242	}	1483	}
1243		1484
1244	#############################################################################	1485	#############################################################################
1245		1486
1246	=back	1487	=back
1247		1488
1248	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1249		1490
1250	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1251		1492
1252	=cut	1493	=cut
1253		1494
1254	package cf::player;	1495	package cf::player;
1255		1496
1256	use Coro::AIO;	1497	use Coro::AIO;
1257		1498
1258	=head3 cf::player	1499	=head3 cf::player
1259		1500
1260	=over 4	1501	=over 4
		1502
		1503	=item cf::player::num_playing
		1504
		1505	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1506
		1507	=cut
		1508
		1509	sub num_playing {
		1510	scalar grep
		1511	$_->ob->map
		1512	&& !$_->hidden
		1513	&& !$_->ob->flag (cf::FLAG_WIZ),
		1514	cf::player::list
		1515	}
1261		1516
1262	=item cf::player::find $login	1517	=item cf::player::find $login
1263		1518
1264	Returns the given player object, loading it if necessary (might block).	1519	Returns the given player object, loading it if necessary (might block).
1265		1520
…		…
1284		1539
1285	sub exists($) {	1540	sub exists($) {
1286	my ($login) = @_;	1541	my ($login) = @_;
1287		1542
1288	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1290	}	1545	}
1291		1546
1292	sub find($) {	1547	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1549	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1556	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1557	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1558	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1559	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1560
1306	my $pl = load_pl path $login	1561	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1562	or return;
		1563
		1564	my $pl = cf::player::load_pl $f
		1565	or return;
		1566
		1567	local $cf::PLAYER_LOADING{$login} = $pl;
		1568	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1309	}	1570	}
1310	}	1571	}
1311	}	1572	}
		1573
		1574	cf::player->attach (
		1575	on_load => sub {
		1576	my ($pl, $path) = @_;
		1577
		1578	# restore slots saved in save, below
		1579	my $slots = delete $pl->{_slots};
		1580
		1581	$pl->ob->current_weapon ($slots->[0]);
		1582	$pl->combat_ob ($slots->[1]);
		1583	$pl->ranged_ob ($slots->[2]);
		1584	},
		1585	);
1312		1586
1313	sub save($) {	1587	sub save($) {
1314	my ($pl) = @_;	1588	my ($pl) = @_;
1315		1589
1316	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
…		…
1320		1594
1321	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1322		1596
1323	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1598	$pl->{last_save} = $cf::RUNTIME;
		1599
		1600	cf::get_slot 0.01;
		1601
		1602	# save slots, to be restored later
		1603	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1325		1604
1326	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1327	cf::cede_to_tick;	1606	cf::cede_to_tick;
1328	}	1607	}
1329		1608
…		…
1361	my ($pl) = @_;	1640	my ($pl) = @_;
1362		1641
1363	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1364		1643
1365	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1645	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1646
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1372		1652
1373	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1690	or return [];
1411		1691
1412	my @logins;	1692	my @logins;
1413		1693
1414	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
		1695	my $path = path $login;
		1696
		1697	# a .pst is a dead give-away for a valid player
		1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1703	}
1418		1704
1419	utf8::decode $login;	1705	utf8::decode $login;
1420	push @logins, $login;	1706	push @logins, $login;
1421	}	1707	}
1422		1708
1423	\@logins	1709	\@logins
1424	}	1710	}
1425		1711
1426	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1427		1715
1428	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1429	player. May block.	1717	player. May block.
1430		1718
1431	=cut	1719	=cut
…		…
1449	}	1737	}
1450		1738
1451	\@paths	1739	\@paths
1452	}	1740	}
1453		1741
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1743
1456	Expand crossfire pod fragments into protocol xml.	1744	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1745
1504	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1505		1747
1506	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1507		1749
…		…
1539		1781
1540	=cut	1782	=cut
1541		1783
1542	sub find_by_path($) {	1784	sub find_by_path($) {
1543	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1544		1788
1545	my ($match, $specificity);	1789	my ($match, $specificity);
1546		1790
1547	for my $region (list) {	1791	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	1818	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1819	our $DEFAULT_RESET = 3000;
1576		1820
1577	sub generate_random_map {	1821	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1822	my ($self, $rmp) = @_;
		1823
		1824	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1825
1579	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1827	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1602		1849
1603	sub register {	1850	sub register {
1604	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	1852	my $pkg = caller;
1606		1853
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		1855
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	1857	}
1612		1858
1613	# also paths starting with '/'	1859	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		1861
1616	sub thawer_merge {	1862	sub thawer_merge {
1617	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1618		1864
1619	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1705		1951
1706	# the temporary/swap location	1952	# the temporary/swap location
1707	sub save_path {	1953	sub save_path {
1708	my ($self) = @_;	1954	my ($self) = @_;
1709		1955
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1957	"$TMPDIR/$path.map"
1712	}	1958	}
1713		1959
1714	# the unique path, undef == no special unique path	1960	# the unique path, undef == no special unique path
1715	sub uniq_path {	1961	sub uniq_path {
1716	my ($self) = @_;	1962	my ($self) = @_;
1717		1963
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1966	}
1730		1967
1731	sub decay_objects {	1968	sub decay_objects {
1732	my ($self) = @_;	1969	my ($self) = @_;
1733		1970
…		…
1746		1983
1747	sub load_header_from($) {	1984	sub load_header_from($) {
1748	my ($self, $path) = @_;	1985	my ($self, $path) = @_;
1749		1986
1750	utf8::encode $path;	1987	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1988	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1989	or return;
		1990
		1991	$self->_load_header ($f)
		1992	or return;
		1993
		1994	local $MAP_LOADING{$self->{path}} = $self;
		1995	$f->resolve_delayed_derefs;
1756		1996
1757	$self->{load_path} = $path;	1997	$self->{load_path} = $path;
1758		1998
1759	1	1999	1
1760	}	2000	}
…		…
1814	sub find {	2054	sub find {
1815	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
1816		2056
1817	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
1818		2058
		2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2061
1821	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
1824	or return;	2064	or return;
1825		2065
1826	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
1827		2067
…		…
1829	or return;	2069	or return;
1830		2070
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
		2075	undef $guard1;
1834	$map->reset;	2076	$map->reset;
1835	undef $guard;
1836	return find $path;	2077	return find $path;
1837	}	2078	}
1838		2079
1839	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
1840	}	2081	}
1841	}	2082	}
1842		2083
1843	sub pre_load { }	2084	sub pre_load { }
1844	sub post_load { }	2085	#sub post_load { } # XS
1845		2086
1846	sub load {	2087	sub load {
1847	my ($self) = @_;	2088	my ($self) = @_;
1848		2089
1849	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
1850		2091
1851	my $path = $self->{path};	2092	my $path = $self->{path};
1852		2093
1853	{	2094	{
1854	my $guard1 = cf::lock_acquire "map_data:$path";	2095	my $guard = cf::lock_acquire "map_data:$path";
1855	my $guard2 = cf::lock_acquire "map_load:$path";
1856		2096
		2097	return unless $self->valid;
1857	return if $self->in_memory != cf::MAP_SWAPPED;	2098	return unless $self->in_memory == cf::MAP_SWAPPED;
1858		2099
1859	$self->in_memory (cf::MAP_LOADING);	2100	$self->in_memory (cf::MAP_LOADING);
1860		2101
1861	$self->alloc;	2102	$self->alloc;
1862		2103
1863	$self->pre_load;	2104	$self->pre_load;
1864	cf::cede_to_tick;	2105	cf::cede_to_tick;
1865		2106
		2107	my $f = new_from_file cf::object::thawer $self->{load_path};
		2108	$f->skip_block;
1866	$self->_load_objects ($self->{load_path}, 1)	2109	$self->_load_objects ($f)
1867	or return;	2110	or return;
1868		2111
1869	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
1870	if delete $self->{load_original};	2113	if delete $self->{load_original};
1871		2114
1872	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
1873	utf8::encode $uniq;	2116	utf8::encode $uniq;
1874	if (aio_open $uniq, O_RDONLY, 0) {	2117	unless (aio_stat $uniq) {
		2118	if (my $f = new_from_file cf::object::thawer $uniq) {
1875	$self->clear_unique_items;	2119	$self->clear_unique_items;
1876	$self->_load_objects ($uniq, 0);	2120	$self->_load_objects ($f);
		2121	$f->resolve_delayed_derefs;
		2122	}
1877	}	2123	}
1878	}	2124	}
		2125
		2126	$f->resolve_delayed_derefs;
1879		2127
1880	cf::cede_to_tick;	2128	cf::cede_to_tick;
1881	# now do the right thing for maps	2129	# now do the right thing for maps
1882	$self->link_multipart_objects;	2130	$self->link_multipart_objects;
1883	$self->difficulty ($self->estimate_difficulty)	2131	$self->difficulty ($self->estimate_difficulty)
…		…
1887	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
1888	$self->decay_objects;	2136	$self->decay_objects;
1889	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
1890	$self->update_buttons;	2138	$self->update_buttons;
1891	cf::cede_to_tick;	2139	cf::cede_to_tick;
1892	$self->set_darkness_map;
1893	cf::cede_to_tick;
1894	$self->activate;	2140	$self->activate;
1895	}	2141	}
1896		2142
1897	$self->{last_save} = $cf::RUNTIME;	2143	$self->{last_save} = $cf::RUNTIME;
1898	$self->last_access ($cf::RUNTIME);	2144	$self->last_access ($cf::RUNTIME);
1899		2145
1900	$self->in_memory (cf::MAP_IN_MEMORY);	2146	$self->in_memory (cf::MAP_ACTIVE);
1901	}	2147	}
1902		2148
1903	$self->post_load;	2149	$self->post_load;
1904	}	2150	}
1905		2151
		2152	# customize the map for a given player, i.e.
		2153	# return the _real_ map. used by e.g. per-player
		2154	# maps to change the path to ~playername/mappath
1906	sub customise_for {	2155	sub customise_for {
1907	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
1908		2157
1909	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
1910	if $self->per_player;	2159	if $self->per_player;
…		…
1926	or next;	2175	or next;
1927	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
1928	or next;	2177	or next;
1929	$neigh->load;	2178	$neigh->load;
1930		2179
		2180	# now find the diagonal neighbours
1931	push @neigh,	2181	push @neigh,
1932	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1933	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1934	}	2184	}
1935		2185
…		…
1942	}	2192	}
1943		2193
1944	sub find_sync {	2194	sub find_sync {
1945	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
1946		2196
1947	cf::sync_job { find $path, $origin }	2197	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2198	if $Coro::current == $Coro::main;
		2199
		2200	find $path, $origin
1948	}	2201	}
1949		2202
1950	sub do_load_sync {	2203	sub do_load_sync {
1951	my ($map) = @_;	2204	my ($map) = @_;
1952		2205
1953	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1954	if $Coro::current == $Coro::main;	2207	if $Coro::current == $Coro::main;
1955		2208
1956	cf::sync_job { $map->load };	2209	$map->load;
1957	}	2210	}
1958		2211
1959	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
1960	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
1961		2214
…		…
1963	my ($path, $origin, $load) = @_;	2216	my ($path, $origin, $load) = @_;
1964		2217
1965	$path = normalise $path, $origin && $origin->{path};	2218	$path = normalise $path, $origin && $origin->{path};
1966		2219
1967	if (my $map = $cf::MAP{$path}) {	2220	if (my $map = $cf::MAP{$path}) {
1968	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2221	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1969	}	2222	}
1970		2223
1971	$MAP_PREFETCH{$path} |= $load;	2224	$MAP_PREFETCH{$path} |= $load;
1972		2225
1973	$MAP_PREFETCHER ||= cf::async {	2226	$MAP_PREFETCHER ||= cf::async {
		2227	$Coro::current->{desc} = "map prefetcher";
		2228
1974	while (%MAP_PREFETCH) {	2229	while (%MAP_PREFETCH) {
1975	while (my ($k, $v) = each %MAP_PREFETCH) {	2230	while (my ($k, $v) = each %MAP_PREFETCH) {
1976	if (my $map = find $k) {	2231	if (my $map = find $k) {
1977	$map->load if $v;	2232	$map->load if $v;
1978	}	2233	}
…		…
1985	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
1986		2241
1987	()	2242	()
1988	}	2243	}
1989		2244
		2245	# common code, used by both ->save and ->swapout
1990	sub save {	2246	sub _save {
1991	my ($self) = @_;	2247	my ($self) = @_;
1992
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2248
1995	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
1996		2250
1997	return unless $self->dirty;	2251	return unless $self->dirty;
1998		2252
…		…
2004	return if $self->{deny_save};	2258	return if $self->{deny_save};
2005		2259
2006	local $self->{last_access} = $self->last_access;#d#	2260	local $self->{last_access} = $self->last_access;#d#
2007		2261
2008	cf::async {	2262	cf::async {
		2263	$Coro::current->{desc} = "map player save";
2009	$_->contr->save for $self->players;	2264	$_->contr->save for $self->players;
2010	};	2265	};
		2266
		2267	cf::get_slot 0.02;
2011		2268
2012	if ($uniq) {	2269	if ($uniq) {
2013	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2270	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2014	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2271	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2015	} else {	2272	} else {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2273	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2017	}	2274	}
2018	}	2275	}
2019		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2020	sub swap_out {	2285	sub swap_out {
2021	my ($self) = @_;	2286	my ($self) = @_;
2022		2287
2023	# save first because save cedes
2024	$self->save;
2025
2026	my $lock = cf::lock_acquire "map_data:$self->{path}";	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2289
		2290	return if $self->in_memory != cf::MAP_ACTIVE;
		2291	return if $self->{deny_save};
2028	return if $self->players;	2292	return if $self->players;
2029	return if $self->in_memory != cf::MAP_IN_MEMORY;
2030	return if $self->{deny_save};
2031		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
		2297	$self->in_memory (cf::MAP_SWAPPED);
		2298
		2299	# then atomically save
		2300	$self->_save;
		2301
		2302	# then free the map
2032	$self->clear;	2303	$self->clear;
2033	$self->in_memory (cf::MAP_SWAPPED);
2034	}	2304	}
2035		2305
2036	sub reset_at {	2306	sub reset_at {
2037	my ($self) = @_;	2307	my ($self) = @_;
2038		2308
…		…
2056		2326
2057	my $lock = cf::lock_acquire "map_data:$self->{path}";	2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
2058		2328
2059	return if $self->players;	2329	return if $self->players;
2060		2330
2061	warn "resetting map ", $self->path;	2331	cf::trace "resetting map ", $self->path, "\n";
2062		2332
2063	$self->in_memory (cf::MAP_SWAPPED);	2333	$self->in_memory (cf::MAP_SWAPPED);
2064		2334
2065	# need to save uniques path	2335	# need to save uniques path
2066	unless ($self->{deny_save}) {	2336	unless ($self->{deny_save}) {
…		…
2070	if $uniq;	2340	if $uniq;
2071	}	2341	}
2072		2342
2073	delete $cf::MAP{$self->path};	2343	delete $cf::MAP{$self->path};
2074		2344
		2345	$self->deactivate;
		2346	$_->clear_links_to ($self) for values %cf::MAP;
2075	$self->clear;	2347	$self->clear;
2076
2077	$_->clear_links_to ($self) for values %cf::MAP;
2078		2348
2079	$self->unlink_save;	2349	$self->unlink_save;
2080	$self->destroy;	2350	$self->destroy;
2081	}	2351	}
2082		2352
2083	my $nuke_counter = "aaaa";	2353	my $nuke_counter = "aaaa";
2084		2354
2085	sub nuke {	2355	sub nuke {
2086	my ($self) = @_;	2356	my ($self) = @_;
2087		2357
		2358	{
		2359	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2360
2088	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2089		2362
2090	$self->unlink_save;	2363	$self->unlink_save;
2091		2364
2092	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2093	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2094	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2095	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2096	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2097		2370
2098	$cf::MAP{$self->path} = $self;	2371	$cf::MAP{$self->path} = $self;
		2372	}
2099		2373
2100	$self->reset; # polite request, might not happen	2374	$self->reset; # polite request, might not happen
2101	}	2375	}
2102		2376
2103	=item $maps = cf::map::tmp_maps	2377	=item $maps = cf::map::tmp_maps
…		…
2145		2419
2146	sub unique_maps() {	2420	sub unique_maps() {
2147	[	2421	[
2148	map {	2422	map {
2149	utf8::decode $_;	2423	utf8::decode $_;
2150	/\.map$/	2424	s/\.map$//; # TODO future compatibility hack
		2425	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2426	? ()
2151	? normalise $_	2427	: normalise $_
2152	: ()
2153	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2154	]	2429	]
2155	}	2430	}
2156		2431
2157	package cf;	2432	=item cf::map::static_maps
		2433
		2434	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2435	file in the shared directory excluding F</styles> and F</editor>). May
		2436	block.
		2437
		2438	=cut
		2439
		2440	sub static_maps() {
		2441	my @dirs = "";
		2442	my @maps;
		2443
		2444	while (@dirs) {
		2445	my $dir = shift @dirs;
		2446
		2447	next if $dir eq "/styles" || $dir eq "/editor";
		2448
		2449	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2450	or return;
		2451
		2452	for (@$files) {
		2453	s/\.map$// or next;
		2454	utf8::decode $_;
		2455	push @maps, "$dir/$_";
		2456	}
		2457
		2458	push @dirs, map "$dir/$_", @$dirs;
		2459	}
		2460
		2461	\@maps
		2462	}
2158		2463
2159	=back	2464	=back
2160		2465
2161	=head3 cf::object	2466	=head3 cf::object
2162		2467
…		…
2166		2471
2167	=over 4	2472	=over 4
2168		2473
2169	=item $ob->inv_recursive	2474	=item $ob->inv_recursive
2170		2475
2171	Returns the inventory of the object _and_ their inventories, recursively.	2476	Returns the inventory of the object I<and> their inventories, recursively,
		2477	but I<not> the object itself.
2172		2478
2173	=cut	2479	=cut
2174		2480
2175	sub inv_recursive_;	2481	sub inv_recursive_;
2176	sub inv_recursive_ {	2482	sub inv_recursive_ {
…		…
2179		2485
2180	sub inv_recursive {	2486	sub inv_recursive {
2181	inv_recursive_ inv $_[0]	2487	inv_recursive_ inv $_[0]
2182	}	2488	}
2183		2489
		2490	=item $ref = $ob->ref
		2491
		2492	Creates and returns a persistent reference to an object that can be stored as a string.
		2493
		2494	=item $ob = cf::object::deref ($refstring)
		2495
		2496	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2497	even if the object actually exists. May block.
		2498
		2499	=cut
		2500
		2501	sub deref {
		2502	my ($ref) = @_;
		2503
		2504	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2505	my ($uuid, $name) = ($1, $2);
		2506	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2507	or return;
		2508	$pl->ob->uuid eq $uuid
		2509	or return;
		2510
		2511	$pl->ob
		2512	} else {
		2513	warn "$ref: cannot resolve object reference\n";
		2514	undef
		2515	}
		2516	}
		2517
2184	package cf;	2518	package cf;
2185		2519
2186	=back	2520	=back
2187		2521
2188	=head3 cf::object::player	2522	=head3 cf::object::player
…		…
2194	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2528	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2195	can be C<undef>. Does the right thing when the player is currently in a	2529	can be C<undef>. Does the right thing when the player is currently in a
2196	dialogue with the given NPC character.	2530	dialogue with the given NPC character.
2197		2531
2198	=cut	2532	=cut
		2533
		2534	our $SAY_CHANNEL = {
		2535	id => "say",
		2536	title => "Map",
		2537	reply => "say ",
		2538	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2539	};
		2540
		2541	our $CHAT_CHANNEL = {
		2542	id => "chat",
		2543	title => "Chat",
		2544	reply => "chat ",
		2545	tooltip => "Player chat and shouts, global to the server.",
		2546	};
2199		2547
2200	# rough implementation of a future "reply" method that works	2548	# rough implementation of a future "reply" method that works
2201	# with dialog boxes.	2549	# with dialog boxes.
2202	#TODO: the first argument must go, split into a $npc->reply_to ( method	2550	#TODO: the first argument must go, split into a $npc->reply_to ( method
2203	sub cf::object::player::reply($$$;$) {	2551	sub cf::object::player::reply($$$;$) {
…		…
2215	my $dialog = $pl->{npc_dialog};	2563	my $dialog = $pl->{npc_dialog};
2216	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2564	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2217		2565
2218	} else {	2566	} else {
2219	$msg = $npc->name . " says: $msg" if $npc;	2567	$msg = $npc->name . " says: $msg" if $npc;
2220	$self->message ($msg, $flags);	2568	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2221	}	2569	}
2222	}	2570	}
2223	}	2571	}
2224		2572
2225	=item $object->send_msg ($channel, $msg, $color, [extra...])	2573	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2250		2598
2251	=item $player_object->enter_link	2599	=item $player_object->enter_link
2252		2600
2253	Freezes the player and moves him/her to a special map (C<{link}>).	2601	Freezes the player and moves him/her to a special map (C<{link}>).
2254		2602
2255	The player should be reasonably safe there for short amounts of time. You	2603	The player should be reasonably safe there for short amounts of time (e.g.
2256	I<MUST> call C<leave_link> as soon as possible, though.	2604	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2605	though, as the player cannot control the character while it is on the link
		2606	map.
2257		2607
2258	Will never block.	2608	Will never block.
2259		2609
2260	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2261		2611
…		…
2281	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2282	my ($self) = @_;	2632	my ($self) = @_;
2283		2633
2284	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2285		2635
		2636	++$self->{_link_recursion};
		2637
2286	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2287		2639
2288	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2289	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2290		2642
2291	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2292	}	2644	}
2293		2645
2294	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2295	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2296		2648
…		…
2313	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2314	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2315		2667
2316	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2317	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2318	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2319		2671
2320	$map->load;	2672	$map->load;
2321	$map->load_neighbours;	2673	$map->load_neighbours;
2322		2674
2323	return unless $self->contr->active;	2675	return unless $self->contr->active;
2324	$self->activate_recursive;
2325		2676
2326	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2327	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2328	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2329		2684
		2685	}
		2686
2330	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2687	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2331		2688
2332	Moves the player to the given map-path and coordinates by first freezing	2689	Moves the player to the given map-path and coordinates by first freezing
2333	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2334	that has to return the map if sucecssful, and then unfreezes the player on	2691	that has to return the map if sucecssful, and then unfreezes the player on
2335	the new (success) or old (failed) map position. In either case, $done will	2692	the new (success) or old (failed) map position. In either case, $done will
2336	be called at the end of this process.	2693	be called at the end of this process.
2337		2694
		2695	Note that $check will be called with a potentially non-loaded map, so if
		2696	it needs a loaded map it has to call C<< ->load >>.
		2697
2338	=cut	2698	=cut
2339		2699
2340	our $GOTOGEN;	2700	our $GOTOGEN;
2341		2701
2342	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2343	my ($self, $path, $x, $y, $check, $done) = @_;	2703	my ($self, $path, $x, $y, $check, $done) = @_;
2344		2704
		2705	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2706	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2707	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2708	($path, $x, $y) = @$EMERGENCY_POSITION;
		2709	}
		2710
2345	# do generation counting so two concurrent goto's will be executed in-order	2711	# do generation counting so two concurrent goto's will be executed in-order
2346	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2347		2713
2348	$self->enter_link;	2714	$self->enter_link;
2349		2715
2350	(async {	2716	(async {
		2717	$Coro::current->{desc} = "player::goto $path $x $y";
		2718
		2719	# *tag paths override both path and x|y
		2720	if ($path =~ /^\*(.*)$/) {
		2721	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2722	my $ob = $obs[rand @obs];
		2723
		2724	# see if we actually can go there
		2725	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2726	$ob = $obs[rand @obs];
		2727	} else {
		2728	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2729	}
		2730	# else put us there anyways for now #d#
		2731
		2732	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2733	} else {
		2734	($path, $x, $y) = (undef, undef, undef);
		2735	}
		2736	}
		2737
2351	my $map = eval {	2738	my $map = eval {
2352	my $map = cf::map::find $path;	2739	my $map = defined $path ? cf::map::find $path : undef;
2353		2740
2354	if ($map) {	2741	if ($map) {
2355	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2356	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2357	} else {	2744	} else {
2358	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2359	}	2746	}
2360		2747
2361	$map	2748	$map
2362	};	2749	};
2363		2750
…		…
2369	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2370	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2371	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2372	}	2759	}
2373		2760
2374	$done->() if $done;	2761	$done->($self) if $done;
2375	})->prio (1);	2762	})->prio (1);
2376	}	2763	}
2377		2764
2378	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2379		2766
…		…
2399	}	2786	}
2400		2787
2401	sub prepare_random_map {	2788	sub prepare_random_map {
2402	my ($exit) = @_;	2789	my ($exit) = @_;
2403		2790
2404	my $guard = cf::lock_acquire "exit_prepare:$exit";
2405
2406	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2407	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2408	# that depends on the exit object	2793	# that depends on the exit object
2409		2794
2410	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2412	if ($exit->map) {	2797	if ($exit->map) {
2413	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2414	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2415	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2416	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2417	}	2804	}
2418		2805
2419	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2420		2807
2421	my $data = cf::to_json $rmp;	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2422	my $md5 = Digest::MD5::md5_hex $data;	2809	my $md5 = Digest::MD5::md5_hex $data;
2423	my $meta = "$RANDOMDIR/$md5.meta";	2810	my $meta = "$RANDOMDIR/$md5.meta";
2424		2811
2425	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2426	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2427	undef $fh;	2814	undef $fh;
2428	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2429		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2430	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2431	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2432	}	2823	}
2433	}	2824	}
2434		2825
2435	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2436	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2437		2828
2438	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2439		2830
2440	if ($exit->slaying eq "/!") {
2441	#TODO: this should de-fi-ni-te-ly not be a sync-job
2442	# the problem is that $exit might not survive long enough
2443	# so it needs to be done right now, right here
2444	cf::sync_job { prepare_random_map $exit };
2445	}
2446
2447	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2448	my $hp = $exit->stats->hp;
2449	my $sp = $exit->stats->sp;
2450
2451	$self->enter_link;	2831	$self->enter_link;
2452		2832
2453	# if exit is damned, update players death & WoR home-position
2454	$self->contr->savebed ($slaying, $hp, $sp)
2455	if $exit->flag (FLAG_DAMNED);
2456
2457	(async {	2833	(async {
2458	$self->deactivate_recursive; # just to be sure	2834	$Coro::current->{desc} = "enter_exit";
		2835
2459	unless (eval {	2836	unless (eval {
		2837	$self->deactivate_recursive; # just to be sure
		2838
		2839	# random map handling
		2840	{
		2841	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2842
		2843	prepare_random_map $exit
		2844	if $exit->slaying eq "/!";
		2845	}
		2846
		2847	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2848	my $x = $exit->stats->hp;
		2849	my $y = $exit->stats->sp;
		2850
2460	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2461		2852
		2853	# if exit is damned, update players death & WoR home-position
		2854	$self->contr->savebed ($map, $x, $y)
		2855	if $exit->flag (cf::FLAG_DAMNED);
		2856
2462	1;	2857	1
2463	}) {	2858	}) {
2464	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2465	. "I'll try to bring you back to the map you were before. "	2860	. "I'll try to bring you back to the map you were before. "
2466	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2467	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2468		2863
2469	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2470	$self->leave_link;	2865	$self->leave_link;
2471	}	2866	}
2472	})->prio (1);	2867	})->prio (1);
2473	}	2868	}
2474		2869
…		…
2486	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2487	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2488		2883
2489	utf8::encode $text;	2884	utf8::encode $text;
2490	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2885	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2886	}
		2887
		2888	=item $client->send_big_packet ($pkt)
		2889
		2890	Like C<send_packet>, but tries to compress large packets, and fragments
		2891	them as required.
		2892
		2893	=cut
		2894
		2895	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2896
		2897	sub cf::client::send_big_packet {
		2898	my ($self, $pkt) = @_;
		2899
		2900	# try lzf for large packets
		2901	$pkt = "lzf " . Compress::LZF::compress $pkt
		2902	if 1024 <= length $pkt and $self->{can_lzf};
		2903
		2904	# split very large packets
		2905	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2906	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2907	$pkt = "frag";
		2908	}
		2909
		2910	$self->send_packet ($pkt);
2491	}	2911	}
2492		2912
2493	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2494		2914
2495	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2497	the message, with C<log> being the default. If C<$color> is negative, suppress	2917	the message, with C<log> being the default. If C<$color> is negative, suppress
2498	the message unless the client supports the msg packet.	2918	the message unless the client supports the msg packet.
2499		2919
2500	=cut	2920	=cut
2501		2921
		2922	# non-persistent channels (usually the info channel)
		2923	our %CHANNEL = (
		2924	"c/motd" => {
		2925	id => "infobox",
		2926	title => "MOTD",
		2927	reply => undef,
		2928	tooltip => "The message of the day",
		2929	},
		2930	"c/identify" => {
		2931	id => "infobox",
		2932	title => "Identify",
		2933	reply => undef,
		2934	tooltip => "Items recently identified",
		2935	},
		2936	"c/examine" => {
		2937	id => "infobox",
		2938	title => "Examine",
		2939	reply => undef,
		2940	tooltip => "Signs and other items you examined",
		2941	},
		2942	"c/shopinfo" => {
		2943	id => "infobox",
		2944	title => "Shop Info",
		2945	reply => undef,
		2946	tooltip => "What your bargaining skill tells you about the shop",
		2947	},
		2948	"c/book" => {
		2949	id => "infobox",
		2950	title => "Book",
		2951	reply => undef,
		2952	tooltip => "The contents of a note or book",
		2953	},
		2954	"c/lookat" => {
		2955	id => "infobox",
		2956	title => "Look",
		2957	reply => undef,
		2958	tooltip => "What you saw there",
		2959	},
		2960	"c/who" => {
		2961	id => "infobox",
		2962	title => "Players",
		2963	reply => undef,
		2964	tooltip => "Shows players who are currently online",
		2965	},
		2966	"c/body" => {
		2967	id => "infobox",
		2968	title => "Body Parts",
		2969	reply => undef,
		2970	tooltip => "Shows which body parts you posess and are available",
		2971	},
		2972	"c/statistics" => {
		2973	id => "infobox",
		2974	title => "Statistics",
		2975	reply => undef,
		2976	tooltip => "Shows your primary statistics",
		2977	},
		2978	"c/skills" => {
		2979	id => "infobox",
		2980	title => "Skills",
		2981	reply => undef,
		2982	tooltip => "Shows your experience per skill and item power",
		2983	},
		2984	"c/shopitems" => {
		2985	id => "infobox",
		2986	title => "Shop Items",
		2987	reply => undef,
		2988	tooltip => "Shows the items currently for sale in this shop",
		2989	},
		2990	"c/resistances" => {
		2991	id => "infobox",
		2992	title => "Resistances",
		2993	reply => undef,
		2994	tooltip => "Shows your resistances",
		2995	},
		2996	"c/pets" => {
		2997	id => "infobox",
		2998	title => "Pets",
		2999	reply => undef,
		3000	tooltip => "Shows information abotu your pets/a specific pet",
		3001	},
		3002	"c/perceiveself" => {
		3003	id => "infobox",
		3004	title => "Perceive Self",
		3005	reply => undef,
		3006	tooltip => "You gained detailed knowledge about yourself",
		3007	},
		3008	"c/uptime" => {
		3009	id => "infobox",
		3010	title => "Uptime",
		3011	reply => undef,
		3012	tooltip => "How long the server has been running since last restart",
		3013	},
		3014	"c/mapinfo" => {
		3015	id => "infobox",
		3016	title => "Map Info",
		3017	reply => undef,
		3018	tooltip => "Information related to the maps",
		3019	},
		3020	"c/party" => {
		3021	id => "party",
		3022	title => "Party",
		3023	reply => "gsay ",
		3024	tooltip => "Messages and chat related to your party",
		3025	},
		3026	"c/death" => {
		3027	id => "death",
		3028	title => "Death",
		3029	reply => undef,
		3030	tooltip => "Reason for and more info about your most recent death",
		3031	},
		3032	"c/say" => $SAY_CHANNEL,
		3033	"c/chat" => $CHAT_CHANNEL,
		3034	);
		3035
2502	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2503	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2504		3038
2505	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2506		3041
2507	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2508		3043
		3044	# check predefined channels, for the benefit of C
		3045	if ($CHANNEL{$channel}) {
		3046	$channel = $CHANNEL{$channel};
		3047
		3048	$self->ext_msg (channel_info => $channel);
		3049	$channel = $channel->{id};
		3050
2509	if (ref $channel) {	3051	} elsif (ref $channel) {
2510	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2511	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2512	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2513	$self->ext_msg (channel_info => $channel);	3055	$self->ext_msg (channel_info => $channel);
2514	}	3056	}
…		…
2516	$channel = $channel->{id};	3058	$channel = $channel->{id};
2517	}	3059	}
2518		3060
2519	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2520		3062
2521	if ($self->can_msg) {
2522	# default colour, mask it out	3063	# default colour, mask it out
2523	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2524	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2525		3066
2526	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2527	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2528	} else {	3070	);
2529	if ($color >= 0) {
2530	# replace some tags by gcfclient-compatible ones
2531	for ($msg) {
2532	1 while
2533	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2534	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2535	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2536	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2537	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2538	}
2539		3071
2540	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2541
2542	utf8::encode $msg;
2543
2544	if (0 && $msg =~ /\[/) {
2545	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")
2550	}
2551	}
2552	}
2553	}	3073	}
2554		3074
2555	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2556		3076
2557	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2560		3080
2561	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2563		3083
2564	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	3089	}
2570	}	3090	}
2571		3091
2572	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2573		3093
…		…
2577		3097
2578	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2579	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2580		3100
2581	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2582	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2583	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2584	#TODO: version 1, remove	3104	#TODO: version 1, remove
2585	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2586	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2587	}	3107	}
2588	}	3108	}
2589		3109
2590	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2591		3111
…		…
2662		3182
2663	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
2664	if $reply;	3184	if $reply;
2665		3185
2666	} else {	3186	} else {
2667	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3187	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2668	}	3188	}
2669		3189
2670	cf::override;	3190	cf::override;
2671	},	3191	},
2672	);	3192	);
…		…
2692		3212
2693	$coro	3213	$coro
2694	}	3214	}
2695		3215
2696	cf::client->attach (	3216	cf::client->attach (
2697	on_destroy => sub {	3217	on_client_destroy => sub {
2698	my ($ns) = @_;	3218	my ($ns) = @_;
2699		3219
2700	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2701	},	3221	},
2702	);	3222	);
…		…
2718	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
2719		3239
2720	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
2721		3241
2722	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
2723	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
2724	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
2725	sort time	3245	sort time
2726	));	3246	));
2727		3247
2728	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
2730	=pod	3250	=pod
2731		3251
2732	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
2733		3253
2734	cf::object	3254	cf::object
2735	contr pay_amount pay_player map x y force_find force_add	3255	contr pay_amount pay_player map x y force_find force_add destroy
2736	insert remove name archname title slaying race decrease_ob_nr	3256	insert remove name archname title slaying race decrease split
		3257	value
2737		3258
2738	cf::object::player	3259	cf::object::player
2739	player	3260	player
2740		3261
2741	cf::player	3262	cf::player
…		…
2746		3267
2747	=cut	3268	=cut
2748		3269
2749	for (	3270	for (
2750	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2751	insert remove inv name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
2752	decrease_ob_nr)],	3273	decrease split destroy change_exp value msg lore send_msg)],
2753	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
2755	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
2756	) {	3277	) {
2757	no strict 'refs';
2758	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
2759	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2760	for @funs;	3280	for @funs;
2761	}	3281	}
2762		3282
…		…
2777		3297
2778	my $qcode = $code;	3298	my $qcode = $code;
2779	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2780	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
2781		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
2782	local $_;	3305	local $_;
2783	local @safe::cf::_safe_eval_args = values %vars;
2784		3306
2785	my $eval =	3307	my $eval =
2786	"do {\n"	3308	"do {\n"
2787	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2788	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
2789	. $code	3311	. $code
2790	. "\n}"	3312	. "\n}"
2791	;	3313	;
2792		3314
		3315	if ($CFG{safe_eval}) {
2793	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
2794	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2795	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
2796		3324
2797	if ($@) {	3325	if ($@) {
2798	warn "$@";	3326	warn "$@",
2799	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
2800	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
2801	}	3329	}
2802		3330
2803	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
2804	}	3332	}
2805		3333
…		…
2819	=cut	3347	=cut
2820		3348
2821	sub register_script_function {	3349	sub register_script_function {
2822	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
2823		3351
2824	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
2825	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
2826	}	3354	}
2827		3355
2828	=back	3356	=back
2829		3357
2830	=cut	3358	=cut
2831		3359
2832	#############################################################################	3360	#############################################################################
2833	# the server's init and main functions	3361	# the server's init and main functions
2834		3362
		3363	# async inc loader. yay.
		3364	sub inc_loader {
		3365	my $mod = $_[1];
		3366
		3367	if (in_main && !tick_inhibit) {
		3368	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3369	} else {
		3370	debug "loading perl module $mod\n";
		3371	}
		3372
		3373	# 1. find real file
		3374	for my $dir (@ORIG_INC) {
		3375	warn "$dir/$mod\n";#d#
		3376	ref $dir and next;
		3377	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3378	or next;
		3379
		3380	$data = "#line 1 $dir/$mod\n$data";
		3381
		3382	open my $fh, "<", \$data or die;
		3383
		3384	return $fh;
		3385	}
		3386
		3387	()
		3388	}
		3389
		3390	sub init_inc {
		3391	# save original @INC
		3392	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3393
		3394	# make sure we can do scalar-opens
		3395	open my $dummy, "<", \my $dummy2;
		3396
		3397	# execute some stuff so perl load's some of the core modules
		3398	/Ü/ =~ /ü/i;
		3399	eval { &Storable::nstore_fd };
		3400
		3401	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3402
		3403	debug "module loading will be asynchronous from this point on.";
		3404	}
		3405
2835	sub load_facedata($) {	3406	sub load_facedata($) {
2836	my ($path) = @_;	3407	my ($path) = @_;
2837		3408
		3409	# HACK to clear player env face cache, we need some signal framework
		3410	# for this (global event?)
		3411	%ext::player_env::MUSIC_FACE_CACHE = ();
		3412
2838	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3414
2840	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
2841		3416
2842	my $facedata;	3417	my $facedata;
2843	0 < aio_load $path, $facedata	3418	0 < aio_load $path, $facedata
2844	or die "$path: $!";	3419	or die "$path: $!";
2845		3420
…		…
2847		3422
2848	$facedata->{version} == 2	3423	$facedata->{version} == 2
2849	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
2850		3425
2851	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2852	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
2853	type => FT_RSRC,	3429	type => FT_RSRC,
2854	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
2855	};	3432	};
2856	cf::cede_to_tick;	3433	cf::cede_to_tick;
2857		3434
2858	{	3435	{
2859	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
2860		3437
2861	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
2863	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2866	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2867		3445
2868	cf::cede_to_tick;	3446	cf::cede_to_tick;
2869	}	3447	}
2870		3448
2871	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
2873	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
2874	or next;	3453	or next;
		3454
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3458	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
2880	}	3460	}
2881		3461
2882	cf::cede_to_tick;	3462	cf::cede_to_tick;
2883	}	3463	}
2884	}	3464	}
…		…
2893		3473
2894	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
2895	}	3475	}
2896		3476
2897	{	3477	{
2898	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
2901		3479
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;
2907		3483
2908	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2909	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
2910
2911	my $meta = $enc->encode ({
2912	name => $name,
2913	%{ $info->{meta} || {} },
2914	});
2915
2916	$data = pack "(w/a*)*", $meta, $info->{data};
2917	} else {	3486	} else {
2918	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
2919	}	3488	}
2920		3489
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;	3490	cf::cede_to_tick;
2925	}	3491	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2945		3495
2946	1	3496	1
2947	}	3497	}
2948		3498
2949	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
2952	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
2954	}	3504	}
2955	};	3505	};
2956		3506
		3507	sub load_resource_file($) {
		3508	my $guard = lock_acquire "load_resource_file";
		3509
		3510	my $status = load_resource_file_ $_[0];
		3511	get_slot 0.1, 100;
		3512	cf::arch::commit_load;
		3513
		3514	$status
		3515	}
		3516
2957	sub reload_regions {	3517	sub reload_regions {
		3518	# HACK to clear player env face cache, we need some signal framework
		3519	# for this (global event?)
		3520	%ext::player_env::MUSIC_FACE_CACHE = ();
		3521
2958	load_resource_file "$MAPDIR/regions"	3522	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3523	or die "unable to load regions file\n";
2960		3524
2961	for (cf::region::list) {	3525	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3526	$_->{match} = qr/$_->{match}/
…		…
2970	}	3534	}
2971		3535
2972	sub reload_archetypes {	3536	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references
2976	# this really needs to be done in an extra post-pass
2977	# (which needs to be synchronous, so solve it differently)
2978	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";
2980	}	3539	}
2981		3540
2982	sub reload_treasures {	3541	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
2985	}	3544	}
2986		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
2987	sub reload_resources {	3569	sub reload_resources {
2988	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
2989		3571
		3572	reload_facedata;
		3573	reload_sound;
		3574	reload_archetypes;
2990	reload_regions;	3575	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3576	reload_treasures;
2995		3577
2996	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
2997	}
2998
2999	sub init {
3000	reload_resources;
3001	}	3579	}
3002		3580
3003	sub reload_config {	3581	sub reload_config {
		3582	trace "reloading config file...\n";
		3583
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3584	open my $fh, "<:utf8", "$CONFDIR/config"
3005	or return;	3585	or return;
3006		3586
3007	local $/;	3587	local $/;
3008	*CFG = YAML::Syck::Load <$fh>;	3588	*CFG = YAML::XS::Load scalar <$fh>;
3009		3589
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3011		3591
3012	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3592	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3013	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3593	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3014		3594
3015	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3017	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3597	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3018	and die "WARNING: m(un)lockall failed: $!\n";	3598	and die "WARNING: m(un)lockall failed: $!\n";
3019	};	3599	};
3020	warn $@ if $@;	3600	warn $@ if $@;
3021	}	3601	}
		3602
		3603	trace "finished reloading resource files\n";
		3604	}
		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
3022	}	3632	}
3023		3633
3024	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3025	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3027	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3028	(async {	3647	(async {
3029	Event::one_event;	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3649	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3031	};	3651	};
3032		3652
		3653	evthread_start IO::AIO::poll_fileno;
		3654
		3655	cf::sync_job {
		3656	init_inc;
		3657
		3658	cf::init_experience;
		3659	cf::init_anim;
		3660	cf::init_attackmess;
		3661	cf::init_dynamic;
		3662
		3663	cf::load_settings;
		3664	cf::load_materials;
		3665
		3666	reload_resources;
3033	reload_config;	3667	reload_config;
3034	db_init;	3668	db_init;
		3669
		3670	cf::init_uuid;
		3671	cf::init_signals;
		3672	cf::init_skills;
		3673
		3674	cf::init_beforeplay;
		3675
		3676	atomic;
		3677
3035	load_extensions;	3678	load_extensions;
3036		3679
3037	$TICK_WATCHER->start;	3680	utime time, time, $RUNTIMEFILE;
3038	Event::loop;	3681
		3682	# no (long-running) fork's whatsoever before this point(!)
		3683	use POSIX ();
		3684	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3685
		3686	(pop @POST_INIT)->(0) while @POST_INIT;
		3687	};
		3688
		3689	cf::object::thawer::errors_are_fatal 0;
		3690	info "parse errors in files are no longer fatal from this point on.\n";
		3691
		3692	my $free_main; $free_main = EV::idle sub {
		3693	undef $free_main;
		3694	undef &main; # free gobs of memory :)
		3695	};
		3696
		3697	goto &main_loop;
3039	}	3698	}
3040		3699
3041	#############################################################################	3700	#############################################################################
3042	# initialisation and cleanup	3701	# initialisation and cleanup
3043		3702
3044	# install some emergency cleanup handlers	3703	# install some emergency cleanup handlers
3045	BEGIN {	3704	BEGIN {
		3705	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3706	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3707	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3708	cf::cleanup "SIG$signal";
3054	},
3055	);	3709	};
3056	}	3710	}
3057	}	3711	}
3058		3712
3059	sub write_runtime {	3713	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";	3714	my $t0 = AE::time;
3061		3715
3062	# first touch the runtime file to show we are still running:	3716	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3717	# the fsync below can take a very very long time.
3064		3718
3065	IO::AIO::aio_utime $runtime, undef, undef;	3719	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3066		3720
3067	my $guard = cf::lock_acquire "write_runtime";	3721	my $guard = cf::lock_acquire "write_runtime";
3068		3722
3069	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3723	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3070	or return;	3724	or return;
3071		3725
3072	my $value = $cf::RUNTIME + 90 + 10;	3726	my $value = $cf::RUNTIME + 90 + 10;
3073	# 10 is the runtime save interval, for a monotonic clock	3727	# 10 is the runtime save interval, for a monotonic clock
3074	# 60 allows for the watchdog to kill the server.	3728	# 60 allows for the watchdog to kill the server.
…		…
3084	aio_utime $fh, undef, undef;	3738	aio_utime $fh, undef, undef;
3085		3739
3086	close $fh	3740	close $fh
3087	or return;	3741	or return;
3088		3742
3089	aio_rename "$runtime~", $runtime	3743	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3090	and return;	3744	and return;
3091		3745
3092	warn "runtime file written.\n";	3746	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3093		3747
3094	1	3748	1
		3749	}
		3750
		3751	our $uuid_lock;
		3752	our $uuid_skip;
		3753
		3754	sub write_uuid_sync($) {
		3755	$uuid_skip ||= $_[0];
		3756
		3757	return if $uuid_lock;
		3758	local $uuid_lock = 1;
		3759
		3760	my $uuid = "$LOCALDIR/uuid";
		3761
		3762	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3763	or return;
		3764
		3765	my $value = uuid_seq uuid_cur;
		3766
		3767	unless ($value) {
		3768	info "cowardly refusing to write zero uuid value!\n";
		3769	return;
		3770	}
		3771
		3772	my $value = uuid_str $value + $uuid_skip;
		3773	$uuid_skip = 0;
		3774
		3775	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3776	and return;
		3777
		3778	# always fsync - this file is important
		3779	aio_fsync $fh
		3780	and return;
		3781
		3782	close $fh
		3783	or return;
		3784
		3785	aio_rename "$uuid~", $uuid
		3786	and return;
		3787
		3788	trace "uuid file written ($value).\n";
		3789
		3790	1
		3791
		3792	}
		3793
		3794	sub write_uuid($$) {
		3795	my ($skip, $sync) = @_;
		3796
		3797	$sync ? write_uuid_sync $skip
		3798	: async { write_uuid_sync $skip };
3095	}	3799	}
3096		3800
3097	sub emergency_save() {	3801	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	3802	my $freeze_guard = cf::freeze_mainloop;
3099		3803
3100	warn "enter emergency perl save\n";	3804	info "emergency_perl_save: enter\n";
		3805
		3806	# this is a trade-off: we want to be very quick here, so
		3807	# save all maps without fsync, and later call a global sync
		3808	# (which in turn might be very very slow)
		3809	local $USE_FSYNC = 0;
3101		3810
3102	cf::sync_job {	3811	cf::sync_job {
		3812	cf::write_runtime_sync; # external watchdog should not bark
		3813
3103	# use a peculiar iteration method to avoid tripping on perl	3814	# use a peculiar iteration method to avoid tripping on perl
3104	# refcount bugs in for. also avoids problems with players	3815	# refcount bugs in for. also avoids problems with players
3105	# and maps saved/destroyed asynchronously.	3816	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	3817	info "emergency_perl_save: begin player save\n";
3107	for my $login (keys %cf::PLAYER) {	3818	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	3819	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	3820	$pl->valid or next;
		3821	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	3822	$pl->save;
3111	}	3823	}
3112	warn "end emergency player save\n";	3824	info "emergency_perl_save: end player save\n";
3113		3825
3114	warn "begin emergency map save\n";	3826	cf::write_runtime_sync; # external watchdog should not bark
		3827
		3828	info "emergency_perl_save: begin map save\n";
3115	for my $path (keys %cf::MAP) {	3829	for my $path (keys %cf::MAP) {
3116	my $map = $cf::MAP{$path} or next;	3830	my $map = $cf::MAP{$path} or next;
3117	$map->valid or next;	3831	$map->valid or next;
3118	$map->save;	3832	$map->save;
3119	}	3833	}
3120	warn "end emergency map save\n";	3834	info "emergency_perl_save: end map save\n";
3121		3835
3122	warn "begin emergency database checkpoint\n";	3836	cf::write_runtime_sync; # external watchdog should not bark
		3837
		3838	info "emergency_perl_save: begin database checkpoint\n";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3839	BDB::db_env_txn_checkpoint $DB_ENV;
3124	warn "end emergency database checkpoint\n";	3840	info "emergency_perl_save: end database checkpoint\n";
		3841
		3842	info "emergency_perl_save: begin write uuid\n";
		3843	write_uuid_sync 1;
		3844	info "emergency_perl_save: end write uuid\n";
		3845
		3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
		3848	trace "emergency_perl_save: syncing database to disk";
		3849	BDB::db_env_txn_checkpoint $DB_ENV;
		3850
		3851	info "emergency_perl_save: starting sync\n";
		3852	IO::AIO::aio_sync sub {
		3853	info "emergency_perl_save: finished sync\n";
		3854	};
		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	trace "emergency_perl_save: flushing outstanding aio requests";
		3859	while (IO::AIO::nreqs || BDB::nreqs) {
		3860	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3861	}
		3862
		3863	cf::write_runtime_sync; # external watchdog should not bark
3125	};	3864	};
3126		3865
3127	warn "leave emergency perl save\n";	3866	info "emergency_perl_save: leave\n";
3128	}	3867	}
3129		3868
3130	sub post_cleanup {	3869	sub post_cleanup {
3131	my ($make_core) = @_;	3870	my ($make_core) = @_;
3132		3871
		3872	IO::AIO::flush;
		3873
3133	warn Carp::longmess "post_cleanup backtrace"	3874	error Carp::longmess "post_cleanup backtrace"
3134	if $make_core;	3875	if $make_core;
		3876
		3877	my $fh = pidfile;
		3878	unlink $PIDFILE if <$fh> == $$;
		3879	}
		3880
		3881	# a safer delete_package, copied from Symbol
		3882	sub clear_package($) {
		3883	my $pkg = shift;
		3884
		3885	# expand to full symbol table name if needed
		3886	unless ($pkg =~ /^main::.*::$/) {
		3887	$pkg = "main$pkg" if $pkg =~ /^::/;
		3888	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3889	$pkg .= '::' unless $pkg =~ /::$/;
		3890	}
		3891
		3892	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3893	my $stem_symtab = *{$stem}{HASH};
		3894
		3895	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3896	or return;
		3897
		3898	# clear all symbols
		3899	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3900	for my $name (keys %$leaf_symtab) {
		3901	_gv_clear *{"$pkg$name"};
		3902	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3903	}
3135	}	3904	}
3136		3905
3137	sub do_reload_perl() {	3906	sub do_reload_perl() {
3138	# can/must only be called in main	3907	# can/must only be called in main
3139	if ($Coro::current != $Coro::main) {	3908	if (in_main) {
3140	warn "can only reload from main coroutine";	3909	error "can only reload from main coroutine";
3141	return;	3910	return;
3142	}	3911	}
3143		3912
		3913	return if $RELOAD++;
		3914
		3915	my $t1 = AE::time;
		3916
		3917	while ($RELOAD) {
3144	warn "reloading...";	3918	info "reloading...";
3145		3919
3146	warn "entering sync_job";	3920	trace "entering sync_job";
3147		3921
3148	cf::sync_job {	3922	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark
3150	cf::emergency_save;	3923	cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark
3152		3924
3153	warn "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;
3155
3156	# if anything goes wrong in here, we should simply crash as we already saved
3157
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162
3163	warn "flushing outstanding aio requests";
3164	for (;;) {
3165	BDB::flush;
3166	IO::AIO::flush;
3167	Coro::cede;
3168	last unless IO::AIO::nreqs || BDB::nreqs;
3169	warn "iterate...";
3170	}
3171
3172	++$RELOAD;
3173
3174	warn "cancelling all extension coros";	3925	trace "cancelling all extension coros";
3175	$_->cancel for values %EXT_CORO;	3926	$_->cancel for values %EXT_CORO;
3176	%EXT_CORO = ();	3927	%EXT_CORO = ();
3177		3928
3178	warn "removing commands";	3929	trace "removing commands";
3179	%COMMAND = ();	3930	%COMMAND = ();
3180		3931
3181	warn "removing ext/exti commands";	3932	trace "removing ext/exti commands";
3182	%EXTCMD = ();	3933	%EXTCMD = ();
3183	%EXTICMD = ();	3934	%EXTICMD = ();
3184		3935
3185	warn "unloading/nuking all extensions";	3936	trace "unloading/nuking all extensions";
3186	for my $pkg (@EXTS) {	3937	for my $pkg (@EXTS) {
3187	warn "... unloading $pkg";	3938	trace "... unloading $pkg";
3188		3939
3189	if (my $cb = $pkg->can ("unload")) {	3940	if (my $cb = $pkg->can ("unload")) {
3190	eval {	3941	eval {
3191	$cb->($pkg);	3942	$cb->($pkg);
3192	1	3943	1
3193	} or warn "$pkg unloaded, but with errors: $@";	3944	} or error "$pkg unloaded, but with errors: $@";
		3945	}
		3946
		3947	trace "... clearing $pkg";
		3948	clear_package $pkg;
3194	}	3949	}
3195		3950
3196	warn "... nuking $pkg";
3197	Symbol::delete_package $pkg;
3198	}
3199
3200	warn "unloading all perl modules loaded from $LIBDIR";	3951	trace "unloading all perl modules loaded from $LIBDIR";
3201	while (my ($k, $v) = each %INC) {	3952	while (my ($k, $v) = each %INC) {
3202	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3953	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3203		3954
3204	warn "... unloading $k";	3955	trace "... unloading $k";
3205	delete $INC{$k};	3956	delete $INC{$k};
3206		3957
3207	$k =~ s/\.pm$//;	3958	$k =~ s/\.pm$//;
3208	$k =~ s/\//::/g;	3959	$k =~ s/\//::/g;
3209		3960
3210	if (my $cb = $k->can ("unload_module")) {	3961	if (my $cb = $k->can ("unload_module")) {
3211	$cb->();	3962	$cb->();
		3963	}
		3964
		3965	clear_package $k;
3212	}	3966	}
3213		3967
3214	Symbol::delete_package $k;
3215	}
3216
3217	warn "getting rid of safe::, as good as possible";	3968	trace "getting rid of safe::, as good as possible";
3218	Symbol::delete_package "safe::$_"	3969	clear_package "safe::$_"
3219	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3970	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3220		3971
3221	warn "unloading cf.pm \"a bit\"";	3972	trace "unloading cf.pm \"a bit\"";
3222	delete $INC{"cf.pm"};	3973	delete $INC{"cf.pm"};
3223	delete $INC{"cf/pod.pm"};	3974	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3224		3975
3225	# don't, removes xs symbols, too,	3976	# don't, removes xs symbols, too,
3226	# and global variables created in xs	3977	# and global variables created in xs
3227	#Symbol::delete_package __PACKAGE__;	3978	#clear_package __PACKAGE__;
3228		3979
3229	warn "unload completed, starting to reload now";	3980	info "unload completed, starting to reload now";
3230		3981
3231	warn "reloading cf.pm";	3982	trace "reloading cf.pm";
3232	require cf;	3983	require cf;
3233	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3984	cf::_connect_to_perl_1;
3234		3985
3235	warn "loading config and database again";	3986	trace "loading config and database again";
3236	cf::reload_config;	3987	cf::reload_config;
3237		3988
3238	warn "loading extensions";	3989	trace "loading extensions";
3239	cf::load_extensions;	3990	cf::load_extensions;
3240		3991
		3992	if ($REATTACH_ON_RELOAD) {
3241	warn "reattaching attachments to objects/players";	3993	trace "reattaching attachments to objects/players";
3242	_global_reattach; # objects, sockets	3994	_global_reattach; # objects, sockets
3243	warn "reattaching attachments to maps";	3995	trace "reattaching attachments to maps";
3244	reattach $_ for values %MAP;	3996	reattach $_ for values %MAP;
3245	warn "reattaching attachments to players";	3997	trace "reattaching attachments to players";
3246	reattach $_ for values %PLAYER;	3998	reattach $_ for values %PLAYER;
		3999	}
3247		4000
		4001	trace "running post_init jobs";
		4002	(pop @POST_INIT)->(1) while @POST_INIT;
		4003
3248	warn "leaving sync_job";	4004	trace "leaving sync_job";
3249		4005
3250	1	4006	1
3251	} or do {	4007	} or do {
3252	warn $@;	4008	error $@;
3253	warn "error while reloading, exiting.";	4009	cf::cleanup "error while reloading, exiting.";
3254	exit 1;	4010	};
		4011
		4012	info "reloaded";
		4013	--$RELOAD;
3255	};	4014	}
3256		4015
3257	warn "reloaded";	4016	$t1 = AE::time - $t1;
		4017	info "reload completed in ${t1}s\n";
3258	};	4018	};
3259		4019
3260	our $RELOAD_WATCHER; # used only during reload	4020	our $RELOAD_WATCHER; # used only during reload
3261		4021
3262	sub reload_perl() {	4022	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	4023	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	4024	# coro crashes during coro_state_free->destroy here.
3265		4025
3266	$RELOAD_WATCHER ||= Event->timer (	4026	$RELOAD_WATCHER ||= cf::async {
3267	reentrant => 0,	4027	Coro::AIO::aio_wait cache_extensions;
3268	after => 0,	4028
3269	data => WF_AUTOCANCEL,	4029	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3270	cb => sub {
3271	do_reload_perl;	4030	do_reload_perl;
3272	undef $RELOAD_WATCHER;	4031	undef $RELOAD_WATCHER;
3273	},	4032	};
3274	);	4033	};
3275	}	4034	}
3276		4035
3277	register_command "reload" => sub {	4036	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	4037	my ($who, $arg) = @_;
3279		4038
3280	if ($who->flag (FLAG_WIZ)) {	4039	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	4040	$who->message ("reloading server.");
		4041	async {
		4042	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	4043	reload_perl;
		4044	};
3283	}	4045	}
3284	};	4046	};
3285		4047
3286	unshift @INC, $LIBDIR;	4048	#############################################################################
3287		4049
3288	my $bug_warning = 0;	4050	my $bug_warning = 0;
3289		4051
3290	our @WAIT_FOR_TICK;	4052	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;	4053	our @WAIT_FOR_TICK_BEGIN;
3292		4054
3293	sub wait_for_tick {	4055	sub wait_for_tick {
3294	return unless $TICK_WATCHER->is_active;
3295	return if $Coro::current == $Coro::main;	4056	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3296		4057
3297	my $signal = new Coro::Signal;	4058	my $signal = new Coro::Signal;
3298	push @WAIT_FOR_TICK, $signal;	4059	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;	4060	$signal->wait;
3300	}	4061	}
3301		4062
3302	sub wait_for_tick_begin {	4063	sub wait_for_tick_begin {
3303	return unless $TICK_WATCHER->is_active;
3304	return if $Coro::current == $Coro::main;	4064	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3305		4065
3306	my $signal = new Coro::Signal;	4066	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	4067	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	4068	$signal->wait;
3309	}	4069	}
3310		4070
3311	my $min = 1e6;#d#	4071	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	4072	if ($Coro::current != $Coro::main) {
3321	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4073	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3322	unless ++$bug_warning > 10;	4074	unless ++$bug_warning > 10;
3323	return;	4075	return;
3324	}	4076	}
3325		4077
3326	$NOW = $tick_start = Event::time;
3327
3328	cf::server_tick; # one server iteration	4078	cf::server_tick; # one server iteration
3329		4079
3330	0 && sync_job {#d#	4080	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3331	for(1..10) {
3332	my $t = Event::time;
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3334	or die;
3335		4081
3336	$map->width (50);	4082	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3337	$map->height (50);	4083	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3338	$map->alloc;	4084	Coro::async_pool {
3339	$map->_load_objects ("/tmp/x.map", 1);	4085	$Coro::current->{desc} = "runtime saver";
3340	my $t = Event::time - $t;	4086	write_runtime_sync
3341		4087	or error "ERROR: unable to write runtime file: $!";
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	4088	};
		4089	}
3352		4090
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4091	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	4092	$sig->send;
3369	}	4093	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	4094	while (my $sig = shift @WAIT_FOR_TICK) {
3371	$sig->send;	4095	$sig->send;
3372	}	4096	}
3373		4097
3374	$NOW = Event::time;	4098	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4099	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		4100
3385	_post_tick;	4101	if (0) {
3386		4102	if ($NEXT_TICK) {
3387		4103	my $jitter = $TICK_START - $NEXT_TICK;
		4104	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4105	debug "jitter $JITTER\n";#d#
		4106	}
3388	},	4107	}
3389	);	4108	}
3390		4109
3391	{	4110	{
3392	BDB::max_poll_time $TICK * 0.1;	4111	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	4112
3394	reentrant => 0,
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	4113	BDB::min_parallel 16;
3402		4114	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	4115	$AnyEvent::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		4116
3418	unless ($DB_ENV) {	4117	unless ($DB_ENV) {
3419	$DB_ENV = BDB::db_env_create;	4118	$DB_ENV = BDB::db_env_create;
		4119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4120	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4121	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4122	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4123	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3420		4124
3421	cf::sync_job {	4125	cf::sync_job {
3422	eval {	4126	eval {
3423	BDB::db_env_open	4127	BDB::db_env_open
3424	$DB_ENV,	4128	$DB_ENV,
…		…
3426	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4130	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4131	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	4132	0666;
3429		4133
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4134	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	4135	};
3435		4136
3436	cf::cleanup "db_env_open(db): $@" if $@;	4137	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	4138	};
3438	}	4139	}
		4140
		4141	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4142	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4143	};
		4144	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4145	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4146	};
		4147	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4148	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4149	};
3439	}	4150	}
3440		4151
3441	{	4152	{
		4153	# configure IO::AIO
		4154
3442	IO::AIO::min_parallel 8;	4155	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	4156	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	4157	undef $AnyEvent::AIO::WATCHER;
3447	reentrant => 0,
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	4158	}
3455		4159
3456	my $_log_backtrace;	4160	my $_log_backtrace;
3457		4161
3458	sub _log_backtrace {	4162	sub _log_backtrace {
…		…
3461	$msg =~ s/\n//;	4165	$msg =~ s/\n//;
3462		4166
3463	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	4168	if ($_log_backtrace < 2) {
3465	++$_log_backtrace;	4169	++$_log_backtrace;
		4170	my $perl_bt = Carp::longmess $msg;
3466	async {	4171	async {
		4172	$Coro::current->{desc} = "abt $msg";
		4173
3467	my @bt = fork_call {	4174	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	4175	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4176	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4177	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3471	or die "addr2line: $!";	4178	or die "addr2line: $!";
…		…
3479	}	4186	}
3480		4187
3481	@funcs	4188	@funcs
3482	};	4189	};
3483		4190
3484	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $perl_bt\n";
		4192	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3485	LOG llevInfo, "[ABT] $_\n" for @bt;	4193	LOG llevInfo, "[ABT] $_\n" for @bt;
3486	--$_log_backtrace;	4194	--$_log_backtrace;
3487	};	4195	};
3488	} else {	4196	} else {
3489	LOG llevInfo, "[ABT] $msg\n";	4197	LOG llevInfo, "[ABT] $msg\n";
3490	LOG llevInfo, "[ABT] [suppressed]\n";	4198	LOG llevInfo, "[ABT] [suppressed]\n";
3491	}	4199	}
3492	}	4200	}
3493		4201
3494	# load additional modules	4202	# load additional modules
3495	use cf::pod;	4203	require "cf/$_.pm" for @EXTRA_MODULES;
		4204	cf::_connect_to_perl_2;
3496		4205
3497	END { cf::emergency_save }	4206	END { cf::emergency_save }
3498		4207
3499	1	4208	1
3500		4209

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