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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.352 by root, Sun Sep 2 04:57:14 2007 UTC vs.
Revision 1.543 by root, Wed May 5 23:23:29 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 incloader);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one 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
277	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	383	deadlocked coro.
…		…
284		389
285	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.
286		391
287	=cut	392	=cut
288		393
289	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
290		395
291	sub lock_wait($) {	396	sub lock_wait($) {
292	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	398	}
300		399
301	sub lock_acquire($) {	400	sub lock_acquire($) {
302	my ($key) = @_;	401	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	402	}
314		403
315	sub lock_active($) {	404	sub lock_active($) {
316	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	406	}
320		407
321	sub freeze_mainloop {	408	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
323		410
324	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	412	}
326	};	413
327	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
328	$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($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
329	}	427	}
330		428
331	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
332		430
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341		439
342	=cut	440	=cut
343		441
344	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
346		445
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
349	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
350		452
351	while () {	453	while () {
352	next_job:	454	next_job:
		455
353	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	457
355	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	462	$job->[2]->send;
359	Coro::cede;	463	Coro::cede;
360	goto next_job;	464	goto next_job;
361	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	467	}
363	}	468	}
364		469
365	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	473	$signal->wait;
369	} else {	474	} else {
		475	$busy = 0;
370	Coro::schedule;	476	Coro::schedule;
371	}	477	}
372	}	478	}
373	};	479	};
374		480
375	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
376	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
377		485
378	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
379	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
380		489
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
394		503
395	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
396		505
397	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
398		507
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	511	acceptable.
403		512
404	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
405	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
…		…
409	=cut	518	=cut
410		519
411	sub sync_job(&) {	520	sub sync_job(&) {
412	my ($job) = @_;	521	my ($job) = @_;
413		522
414	if ($Coro::current == $Coro::main) {	523	if (in_main) {
415	my $time = Event::time;	524	my $time = AE::time;
416		525
417	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
419		528
420	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	530
422	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
423		532
424	my $busy = 1;	533	my $busy = 1;
425	my @res;	534	my @res;
426		535
427	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	538	@res = eval { $job->() };
429	warn $@ if $@;	539	error $@ if $@;
430	undef $busy;	540	undef $busy;
431	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
432		542
433	while ($busy) {	543	while ($busy) {
434	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
435	}	548	}
		549	}
436		550
437	$time = Event::time - $time;	551	my $time = AE::time - $time;
438		552
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
443		554
444	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
445	} else {	556	} else {
446	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
447		558
…		…
472	=item fork_call { }, $args	583	=item fork_call { }, $args
473		584
474	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
475	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
476	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
477	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
478		589
479	=cut	590	=cut
480		591
481	sub fork_call(&@) {	592	sub fork_call(&@) {
482	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
483		594
484	# 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,
485	# otherwise perl prematurely frees the stuff :/	596	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	597	# TODO: investigate and fix (likely this will be rather laborious)
487		598
488	my @res = Coro::Util::fork_eval {	599	my @res = Coro::Util::fork_eval {
489	reset_signals;	600	reset_signals;
490	&$cb	601	&$cb
491	}, @args;	602	}, @args;
492		603
493	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
494	}	605	}
495		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
496	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
497		646
498	Returns a single value from the environment database.	647	Returns a single value from the environment database.
499		648
500	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
501		650
502	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
503	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).
504		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
505	=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	}
506		680
507	our $DB;	681	our $DB;
508		682
509	sub db_init {	683	sub db_init {
510	unless ($DB) {	684	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	685	}
525		686
526	sub db_get($$) {	687	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
528		689
529	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
530	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
531		694
532	$! ? ()	695	$! ? ()
533	: $data	696	: $data
534	}
535	}	697	}
536		698
537	sub db_put($$$) {	699	sub db_put($$$) {
538	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		757
596	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	759	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
599		761
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		763
602	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
605		767
…		…
615		777
616	=cut	778	=cut
617		779
618	sub datalog($@) {	780	sub datalog($@) {
619	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	783	}
622		784
623	=back	785	=back
624		786
625	=cut	787	=cut
626		788
627	#############################################################################	789	#############################################################################
628		790
629	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
630		792
631	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
632	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")
633	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
634		796
635	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>
636	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
637	Crossfire TRT).	799	Deliantra).
638		800
639	=over 4	801	=over 4
640		802
641	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
642		804
…		…
686	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
687		849
688	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
689	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
690		852
691	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
693		855
694	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
695		857
696	=over 4	858	=over 4
…		…
820		982
821	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		985
824	} elsif (ref $type) {	986	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
826		988
827	} else {	989	} else {
828	shift @arg;	990	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
830	}	992	}
831	}	993	}
832	}	994	}
833		995
834	sub _object_attach {	996	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
845	}	1007	}
846		1008
847	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
848	} else {	1010	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1012	}
851		1013
852	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
853	}	1015	}
854		1016
…		…
913		1075
914	for (@$callbacks) {	1076	for (@$callbacks) {
915	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
916		1078
917	if ($@) {	1079	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1081	override;
921	}	1082	}
922		1083
923	return 1 if $override;	1084	return 1 if $override;
924	}	1085	}
925		1086
926	0	1087	0
927	}	1088	}
928		1089
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1091
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1093
933	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
934		1095
…		…
940		1101
941	=cut	1102	=cut
942		1103
943	#############################################################################	1104	#############################################################################
944	# object support	1105	# object support
945	#
946		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#
947	sub _can_merge {	1140	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1141	my ($ob1, $ob2) = @_;
949		1142
950	local $Storable::canonical = 1;	1143	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1144
954	$fob1 eq $fob2	1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
955	}	1147	}
956		1148
957	sub reattach {	1149	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1151	my ($obj) = @_;
960		1152
		1153	# no longer needed after getting rid of delete_package?
961	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
962		1155
963	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
964		1157
965	@$registry = ();	1158	@$registry = ();
966		1159
…		…
971	for (@$attach) {	1164	for (@$attach) {
972	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
974	}	1167	}
975	} else {	1168	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1170	}
978	}	1171	}
979	}	1172	}
980		1173
981	cf::attachable->attach (	1174	cf::attachable->attach (
982	prio => -1000000,	1175	prio => -1000000,
983	on_instantiate => sub {	1176	on_instantiate => sub {
984	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
985		1178
986	$data = from_json $data;	1179	$data = decode_json $data;
987		1180
988	for (@$data) {	1181	for (@$data) {
989	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
990		1183
991	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1200	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1009		1202
1010	sync_job {	1203	sync_job {
1011	if (length $$rdata) {	1204	if (length $$rdata) {
		1205	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1014		1209
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	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	}
1019	close $fh;	1217	aio_close $fh;
1020		1218
1021	if (@$objs) {	1219	if (@$objs) {
1022	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) {
1023	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1026	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	}
1027	close $fh;	1228	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1230	}
1030	} else {	1231	} else {
1031	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1032	}	1233	}
1033		1234
1034	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1239	} else {
1036	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1037	}	1241	}
1038	} else {	1242	} else {
1039	aio_unlink $filename;	1243	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1041	}	1245	}
1042	}	1246	};
1043	}	1247	}
1044		1248
1045	sub object_freezer_as_string {	1249	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1250	my ($rdata, $objs) = @_;
1047		1251
…		…
1059	or return;	1263	or return;
1060		1264
1061	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1267	or return;
		1268
1064	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1065	}	1271	}
1066		1272
		1273	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
		1277
1069	return ($data, $av);	1278	($data, $av)
1070	}	1279	}
1071		1280
1072	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
1073		1282
1074	=over 4	1283	=over 4
…		…
1128	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1129		1338
1130	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1131	}	1340	}
1132		1341
		1342	use File::Glob ();
		1343
1133	cf::player->attach (	1344	cf::player->attach (
1134	on_command => sub {	1345	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1136		1347
1137	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1138	or return;	1349	or return;
1139		1350
…		…
1162		1373
1163	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1164	if $reply;	1375	if $reply;
1165		1376
1166	} else {	1377	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1379	}
1169		1380
1170	cf::override;	1381	cf::override;
1171	},	1382	},
1172	);	1383	);
1173		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
1174	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1175	cf::sync_job {	1401	cf::sync_job {
1176	my %todo;	1402	my %todo;
1177		1403
1178	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1405	next unless -r $path;
…		…
1197		1423
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1426
1201	$ext{source} =	1427	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1204	. $source	1430	. $source
1205	. "\n};\n1";	1431	. "\n};\n1";
1206		1432
1207	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1208	}	1434	}
1209		1435
		1436	my $pass = 0;
1210	my %done;	1437	my %done;
1211	while (%todo) {	1438	while (%todo) {
1212	my $progress;	1439	my $progress;
1213		1440
		1441	++$pass;
		1442
		1443	ext:
1214	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1446	next ext
1217	unless exists $done{$_};	1447	unless exists $done{$_};
1218	}	1448	}
1219		1449
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1451
1222	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1456
		1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1458	if exists $v->{meta}{mandatory};
1227	warn $msg;	1459
1228	warn "mandatory extension failed to load, exiting.\n";	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1461	delete $todo{$k};
1230	}	1462	} else {
1231		1463	$done{$k} = delete $todo{$k};
1232	warn $msg;	1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1233	}	1469	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1470	}
1239		1471
1240	skip:	1472	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1243	}	1480	}
1244	};	1481	};
1245	}	1482	}
1246		1483
1247	#############################################################################	1484	#############################################################################
1248		1485
1249	=back	1486	=back
1250		1487
1251	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1252		1489
1253	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1254		1491
1255	=cut	1492	=cut
1256		1493
1257	package cf::player;	1494	package cf::player;
1258		1495
1259	use Coro::AIO;	1496	use Coro::AIO;
1260		1497
1261	=head3 cf::player	1498	=head3 cf::player
1262		1499
1263	=over 4	1500	=over 4
		1501
		1502	=item cf::player::num_playing
		1503
		1504	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1505
		1506	=cut
		1507
		1508	sub num_playing {
		1509	scalar grep
		1510	$_->ob->map
		1511	&& !$_->hidden
		1512	&& !$_->ob->flag (cf::FLAG_WIZ),
		1513	cf::player::list
		1514	}
1264		1515
1265	=item cf::player::find $login	1516	=item cf::player::find $login
1266		1517
1267	Returns the given player object, loading it if necessary (might block).	1518	Returns the given player object, loading it if necessary (might block).
1268		1519
…		…
1287		1538
1288	sub exists($) {	1539	sub exists($) {
1289	my ($login) = @_;	1540	my ($login) = @_;
1290		1541
1291	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1293	}	1544	}
1294		1545
1295	sub find($) {	1546	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1548	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1555	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1556	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1557	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1558	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1559
1309	my $pl = load_pl path $login	1560	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1561	or return;
		1562
		1563	my $pl = cf::player::load_pl $f
		1564	or return;
		1565
		1566	local $cf::PLAYER_LOADING{$login} = $pl;
		1567	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1312	}	1569	}
1313	}	1570	}
1314	}	1571	}
		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
1315		1585
1316	sub save($) {	1586	sub save($) {
1317	my ($pl) = @_;	1587	my ($pl) = @_;
1318		1588
1319	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
…		…
1323		1593
1324	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1325		1595
1326	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
		1598
		1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1603
1329	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1605	cf::cede_to_tick;
1331	}	1606	}
1332		1607
…		…
1364	my ($pl) = @_;	1639	my ($pl) = @_;
1365		1640
1366	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1367		1642
1368	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1645
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1375		1651
1376	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1689	or return [];
1414		1690
1415	my @logins;	1691	my @logins;
1416		1692
1417	for my $login (@$dirs) {	1693	for my $login (@$dirs) {
		1694	my $path = path $login;
		1695
		1696	# a .pst is a dead give-away for a valid player
		1697	# if no pst file found, open and chekc for blocked users
		1698	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1699	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1700	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1701	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1702	}
1421		1703
1422	utf8::decode $login;	1704	utf8::decode $login;
1423	push @logins, $login;	1705	push @logins, $login;
1424	}	1706	}
1425		1707
1426	\@logins	1708	\@logins
1427	}	1709	}
1428		1710
1429	=item $player->maps	1711	=item $player->maps
		1712
		1713	=item cf::player::maps $login
1430		1714
1431	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1432	player. May block.	1716	player. May block.
1433		1717
1434	=cut	1718	=cut
…		…
1452	}	1736	}
1453		1737
1454	\@paths	1738	\@paths
1455	}	1739	}
1456		1740
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1742
1459	Expand crossfire pod fragments into protocol xml.	1743	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1744
1508	=item $player->ext_reply ($msgid, @msg)	1745	=item $player->ext_reply ($msgid, @msg)
1509		1746
1510	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1511		1748
…		…
1543		1780
1544	=cut	1781	=cut
1545		1782
1546	sub find_by_path($) {	1783	sub find_by_path($) {
1547	my ($path) = @_;	1784	my ($path) = @_;
		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
1548		1787
1549	my ($match, $specificity);	1788	my ($match, $specificity);
1550		1789
1551	for my $region (list) {	1790	for my $region (list) {
1552	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
…		…
1578	our $MAX_RESET = 3600;	1817	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1818	our $DEFAULT_RESET = 3000;
1580		1819
1581	sub generate_random_map {	1820	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1821	my ($self, $rmp) = @_;
		1822
		1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1824
1583	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1826	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1589	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1590	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1606		1848
1607	sub register {	1849	sub register {
1608	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1609	my $pkg = caller;	1851	my $pkg = caller;
1610		1852
1611	no strict;
1612	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1613		1854
1614	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1615	}	1856	}
1616		1857
1617	# also paths starting with '/'	1858	# also paths starting with '/'
1618	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1619		1860
1620	sub thawer_merge {	1861	sub thawer_merge {
1621	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1622		1863
1623	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1628	}	1869	}
1629		1870
1630	sub normalise {	1871	sub normalise {
1631	my ($path, $base) = @_;	1872	my ($path, $base) = @_;
1632		1873
1633	$path = "$path"; # make sure its a string	1874	$path = "$path"; # make sure it's a string
1634		1875
1635	$path =~ s/\.map$//;	1876	$path =~ s/\.map$//;
1636		1877
1637	# map plan:	1878	# map plan:
1638	#	1879	#
…		…
1677	$self->init; # pass $1 etc.	1918	$self->init; # pass $1 etc.
1678	return $self;	1919	return $self;
1679	}	1920	}
1680	}	1921	}
1681		1922
1682	Carp::cluck "unable to resolve path '$path' (base '$base').";	1923	Carp::cluck "unable to resolve path '$path' (base '$base')";
1683	()	1924	()
1684	}	1925	}
1685		1926
1686	sub init {	1927	sub init {
1687	my ($self) = @_;	1928	my ($self) = @_;
…		…
1709		1950
1710	# the temporary/swap location	1951	# the temporary/swap location
1711	sub save_path {	1952	sub save_path {
1712	my ($self) = @_;	1953	my ($self) = @_;
1713		1954
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1956	"$TMPDIR/$path.map"
1716	}	1957	}
1717		1958
1718	# the unique path, undef == no special unique path	1959	# the unique path, undef == no special unique path
1719	sub uniq_path {	1960	sub uniq_path {
1720	my ($self) = @_;	1961	my ($self) = @_;
1721		1962
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1724	}
1725
1726	# and all this just because we cannot iterate over
1727	# all maps in C++...
1728	sub change_all_map_light {
1729	my ($change) = @_;
1730
1731	$_->change_map_light ($change)
1732	for grep $_->outdoor, values %cf::MAP;
1733	}	1965	}
1734		1966
1735	sub decay_objects {	1967	sub decay_objects {
1736	my ($self) = @_;	1968	my ($self) = @_;
1737		1969
…		…
1750		1982
1751	sub load_header_from($) {	1983	sub load_header_from($) {
1752	my ($self, $path) = @_;	1984	my ($self, $path) = @_;
1753		1985
1754	utf8::encode $path;	1986	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	1987	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	1988	or return;
		1989
		1990	$self->_load_header ($f)
		1991	or return;
		1992
		1993	local $MAP_LOADING{$self->{path}} = $self;
		1994	$f->resolve_delayed_derefs;
1760		1995
1761	$self->{load_path} = $path;	1996	$self->{load_path} = $path;
1762		1997
1763	1	1998	1
1764	}	1999	}
…		…
1816		2051
1817	sub find;	2052	sub find;
1818	sub find {	2053	sub find {
1819	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1820		2055
		2056	cf::cede_to_tick;
		2057
1821	$path = normalise $path, $origin && $origin->path;	2058	$path = normalise $path, $origin && $origin->path;
1822		2059
		2060	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2061	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2062
1825	$cf::MAP{$path} || do {	2063	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2064	my $map = new_from_path cf::map $path
1828	or return;	2065	or return;
1829		2066
1830	$map->{last_save} = $cf::RUNTIME;	2067	$map->{last_save} = $cf::RUNTIME;
1831		2068
…		…
1833	or return;	2070	or return;
1834		2071
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2072	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2073	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2074	#$cf::WAIT_FOR_TICK->wait;
		2075	undef $guard2;
		2076	undef $guard1;
1838	$map->reset;	2077	$map->reset;
1839	undef $guard;
1840	return find $path;	2078	return find $path;
1841	}	2079	}
1842		2080
1843	$cf::MAP{$path} = $map	2081	$cf::MAP{$path} = $map
1844	}	2082	}
1845	}	2083	}
1846		2084
1847	sub pre_load { }	2085	sub pre_load { }
1848	sub post_load { }	2086	#sub post_load { } # XS
1849		2087
1850	sub load {	2088	sub load {
1851	my ($self) = @_;	2089	my ($self) = @_;
1852		2090
1853	local $self->{deny_reset} = 1; # loading can take a long time	2091	local $self->{deny_reset} = 1; # loading can take a long time
1854		2092
1855	my $path = $self->{path};	2093	my $path = $self->{path};
1856		2094
1857	{	2095	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2096	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2097
		2098	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2099	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2100
1863	$self->in_memory (cf::MAP_LOADING);	2101	$self->in_memory (cf::MAP_LOADING);
1864		2102
1865	$self->alloc;	2103	$self->alloc;
1866		2104
1867	$self->pre_load;	2105	$self->pre_load;
1868	cf::cede_to_tick;	2106	cf::cede_to_tick;
1869		2107
		2108	my $f = new_from_file cf::object::thawer $self->{load_path};
		2109	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2110	$self->_load_objects ($f)
1871	or return;	2111	or return;
1872		2112
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2113	$self->post_load_original
1874	if delete $self->{load_original};	2114	if delete $self->{load_original};
1875		2115
1876	if (my $uniq = $self->uniq_path) {	2116	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2117	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2118	unless (aio_stat $uniq) {
		2119	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2120	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2121	$self->_load_objects ($f);
		2122	$f->resolve_delayed_derefs;
		2123	}
1881	}	2124	}
1882	}	2125	}
		2126
		2127	$f->resolve_delayed_derefs;
1883		2128
1884	cf::cede_to_tick;	2129	cf::cede_to_tick;
1885	# now do the right thing for maps	2130	# now do the right thing for maps
1886	$self->link_multipart_objects;	2131	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2132	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2136	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2137	$self->decay_objects;
1893	$self->fix_auto_apply;	2138	$self->fix_auto_apply;
1894	$self->update_buttons;	2139	$self->update_buttons;
1895	cf::cede_to_tick;	2140	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2141	$self->activate;
1899	}	2142	}
1900		2143
1901	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2145	$self->last_access ($cf::RUNTIME);
1903		2146
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2147	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2148	}
1906		2149
1907	$self->post_load;	2150	$self->post_load;
1908	}	2151	}
1909		2152
		2153	# customize the map for a given player, i.e.
		2154	# return the _real_ map. used by e.g. per-player
		2155	# maps to change the path to ~playername/mappath
1910	sub customise_for {	2156	sub customise_for {
1911	my ($self, $ob) = @_;	2157	my ($self, $ob) = @_;
1912		2158
1913	return find "~" . $ob->name . "/" . $self->{path}	2159	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2160	if $self->per_player;
…		…
1930	or next;	2176	or next;
1931	$neigh = find $neigh, $map	2177	$neigh = find $neigh, $map
1932	or next;	2178	or next;
1933	$neigh->load;	2179	$neigh->load;
1934		2180
		2181	# now find the diagonal neighbours
1935	push @neigh,	2182	push @neigh,
1936	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2183	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1937	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2184	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1938	}	2185	}
1939		2186
…		…
1946	}	2193	}
1947		2194
1948	sub find_sync {	2195	sub find_sync {
1949	my ($path, $origin) = @_;	2196	my ($path, $origin) = @_;
1950		2197
1951	cf::sync_job { find $path, $origin }	2198	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2199	if $Coro::current == $Coro::main;
		2200
		2201	find $path, $origin
1952	}	2202	}
1953		2203
1954	sub do_load_sync {	2204	sub do_load_sync {
1955	my ($map) = @_;	2205	my ($map) = @_;
1956		2206
1957	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2207	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1958	if $Coro::current == $Coro::main;	2208	if $Coro::current == $Coro::main;
1959		2209
1960	cf::sync_job { $map->load };	2210	$map->load;
1961	}	2211	}
1962		2212
1963	our %MAP_PREFETCH;	2213	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2214	our $MAP_PREFETCHER = undef;
1965		2215
…		…
1967	my ($path, $origin, $load) = @_;	2217	my ($path, $origin, $load) = @_;
1968		2218
1969	$path = normalise $path, $origin && $origin->{path};	2219	$path = normalise $path, $origin && $origin->{path};
1970		2220
1971	if (my $map = $cf::MAP{$path}) {	2221	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2222	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2223	}
1974		2224
1975	$MAP_PREFETCH{$path} |= $load;	2225	$MAP_PREFETCH{$path} |= $load;
1976		2226
1977	$MAP_PREFETCHER ||= cf::async {	2227	$MAP_PREFETCHER ||= cf::async {
		2228	$Coro::current->{desc} = "map prefetcher";
		2229
1978	while (%MAP_PREFETCH) {	2230	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2231	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2232	if (my $map = find $k) {
1981	$map->load if $v;	2233	$map->load if $v;
1982	}	2234	}
…		…
1989	$MAP_PREFETCHER->prio (6);	2241	$MAP_PREFETCHER->prio (6);
1990		2242
1991	()	2243	()
1992	}	2244	}
1993		2245
		2246	# common code, used by both ->save and ->swapout
1994	sub save {	2247	sub _save {
1995	my ($self) = @_;	2248	my ($self) = @_;
1996
1997	my $lock = cf::lock_acquire "map_data:$self->{path}";
1998		2249
1999	$self->{last_save} = $cf::RUNTIME;	2250	$self->{last_save} = $cf::RUNTIME;
2000		2251
2001	return unless $self->dirty;	2252	return unless $self->dirty;
2002		2253
…		…
2008	return if $self->{deny_save};	2259	return if $self->{deny_save};
2009		2260
2010	local $self->{last_access} = $self->last_access;#d#	2261	local $self->{last_access} = $self->last_access;#d#
2011		2262
2012	cf::async {	2263	cf::async {
		2264	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2265	$_->contr->save for $self->players;
2014	};	2266	};
		2267
		2268	cf::get_slot 0.02;
2015		2269
2016	if ($uniq) {	2270	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2272	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2273	} else {
2020	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2274	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2021	}	2275	}
2022	}	2276	}
2023		2277
		2278	sub save {
		2279	my ($self) = @_;
		2280
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
		2283	$self->_save;
		2284	}
		2285
2024	sub swap_out {	2286	sub swap_out {
2025	my ($self) = @_;	2287	my ($self) = @_;
2026		2288
2027	# save first because save cedes
2028	$self->save;
2029
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2290
		2291	return if $self->in_memory != cf::MAP_ACTIVE;
		2292	return if $self->{deny_save};
2032	return if $self->players;	2293	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;
2034	return if $self->{deny_save};
2035		2294
		2295	# first deactivate the map and "unlink" it from the core
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
		2298	$self->in_memory (cf::MAP_SWAPPED);
		2299
		2300	# then atomically save
		2301	$self->_save;
		2302
		2303	# then free the map
2036	$self->clear;	2304	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2305	}
2039		2306
2040	sub reset_at {	2307	sub reset_at {
2041	my ($self) = @_;	2308	my ($self) = @_;
2042		2309
…		…
2060		2327
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2328	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2329
2063	return if $self->players;	2330	return if $self->players;
2064		2331
2065	warn "resetting map ", $self->path;	2332	cf::trace "resetting map ", $self->path, "\n";
2066		2333
2067	$self->in_memory (cf::MAP_SWAPPED);	2334	$self->in_memory (cf::MAP_SWAPPED);
2068		2335
2069	# need to save uniques path	2336	# need to save uniques path
2070	unless ($self->{deny_save}) {	2337	unless ($self->{deny_save}) {
…		…
2074	if $uniq;	2341	if $uniq;
2075	}	2342	}
2076		2343
2077	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2078		2345
		2346	$self->deactivate;
		2347	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2348	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2349
2083	$self->unlink_save;	2350	$self->unlink_save;
2084	$self->destroy;	2351	$self->destroy;
2085	}	2352	}
2086		2353
…		…
2094		2361
2095	delete $cf::MAP{$self->path};	2362	delete $cf::MAP{$self->path};
2096		2363
2097	$self->unlink_save;	2364	$self->unlink_save;
2098		2365
2099	bless $self, "cf::map";	2366	bless $self, "cf::map::wrap";
2100	delete $self->{deny_reset};	2367	delete $self->{deny_reset};
2101	$self->{deny_save} = 1;	2368	$self->{deny_save} = 1;
2102	$self->reset_timeout (1);	2369	$self->reset_timeout (1);
2103	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2370	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2104		2371
…		…
2153		2420
2154	sub unique_maps() {	2421	sub unique_maps() {
2155	[	2422	[
2156	map {	2423	map {
2157	utf8::decode $_;	2424	utf8::decode $_;
2158	/\.map$/	2425	s/\.map$//; # TODO future compatibility hack
		2426	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2427	? ()
2159	? normalise $_	2428	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2429	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2430	]
2163	}	2431	}
2164		2432
2165	package cf;	2433	=item cf::map::static_maps
		2434
		2435	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2436	file in the shared directory excluding F</styles> and F</editor>). May
		2437	block.
		2438
		2439	=cut
		2440
		2441	sub static_maps() {
		2442	my @dirs = "";
		2443	my @maps;
		2444
		2445	while (@dirs) {
		2446	my $dir = shift @dirs;
		2447
		2448	next if $dir eq "/styles" || $dir eq "/editor";
		2449
		2450	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2451	or return;
		2452
		2453	for (@$files) {
		2454	s/\.map$// or next;
		2455	utf8::decode $_;
		2456	push @maps, "$dir/$_";
		2457	}
		2458
		2459	push @dirs, map "$dir/$_", @$dirs;
		2460	}
		2461
		2462	\@maps
		2463	}
2166		2464
2167	=back	2465	=back
2168		2466
2169	=head3 cf::object	2467	=head3 cf::object
2170		2468
…		…
2174		2472
2175	=over 4	2473	=over 4
2176		2474
2177	=item $ob->inv_recursive	2475	=item $ob->inv_recursive
2178		2476
2179	Returns the inventory of the object _and_ their inventories, recursively.	2477	Returns the inventory of the object I<and> their inventories, recursively,
		2478	but I<not> the object itself.
2180		2479
2181	=cut	2480	=cut
2182		2481
2183	sub inv_recursive_;	2482	sub inv_recursive_;
2184	sub inv_recursive_ {	2483	sub inv_recursive_ {
…		…
2187		2486
2188	sub inv_recursive {	2487	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2488	inv_recursive_ inv $_[0]
2190	}	2489	}
2191		2490
		2491	=item $ref = $ob->ref
		2492
		2493	Creates and returns a persistent reference to an object that can be stored as a string.
		2494
		2495	=item $ob = cf::object::deref ($refstring)
		2496
		2497	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2498	even if the object actually exists. May block.
		2499
		2500	=cut
		2501
		2502	sub deref {
		2503	my ($ref) = @_;
		2504
		2505	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2506	my ($uuid, $name) = ($1, $2);
		2507	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2508	or return;
		2509	$pl->ob->uuid eq $uuid
		2510	or return;
		2511
		2512	$pl->ob
		2513	} else {
		2514	warn "$ref: cannot resolve object reference\n";
		2515	undef
		2516	}
		2517	}
		2518
2192	package cf;	2519	package cf;
2193		2520
2194	=back	2521	=back
2195		2522
2196	=head3 cf::object::player	2523	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2529	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2530	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2531	dialogue with the given NPC character.
2205		2532
2206	=cut	2533	=cut
		2534
		2535	our $SAY_CHANNEL = {
		2536	id => "say",
		2537	title => "Map",
		2538	reply => "say ",
		2539	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2540	};
		2541
		2542	our $CHAT_CHANNEL = {
		2543	id => "chat",
		2544	title => "Chat",
		2545	reply => "chat ",
		2546	tooltip => "Player chat and shouts, global to the server.",
		2547	};
2207		2548
2208	# rough implementation of a future "reply" method that works	2549	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2550	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2551	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2552	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2564	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2565	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2566
2226	} else {	2567	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2568	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2569	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2570	}
2230	}	2571	}
2231	}	2572	}
2232		2573
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2574	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2599
2259	=item $player_object->enter_link	2600	=item $player_object->enter_link
2260		2601
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2602	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2603
2263	The player should be reasonably safe there for short amounts of time. You	2604	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2605	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2606	though, as the player cannot control the character while it is on the link
		2607	map.
2265		2608
2266	Will never block.	2609	Will never block.
2267		2610
2268	=item $player_object->leave_link ($map, $x, $y)	2611	=item $player_object->leave_link ($map, $x, $y)
2269		2612
…		…
2289	sub cf::object::player::enter_link {	2632	sub cf::object::player::enter_link {
2290	my ($self) = @_;	2633	my ($self) = @_;
2291		2634
2292	$self->deactivate_recursive;	2635	$self->deactivate_recursive;
2293		2636
		2637	++$self->{_link_recursion};
		2638
2294	return if UNIVERSAL::isa $self->map, "ext::map_link";	2639	return if UNIVERSAL::isa $self->map, "ext::map_link";
2295		2640
2296	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2641	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2297	if $self->map && $self->map->{path} ne "{link}";	2642	if $self->map && $self->map->{path} ne "{link}";
2298		2643
2299	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2644	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2300	}	2645	}
2301		2646
2302	sub cf::object::player::leave_link {	2647	sub cf::object::player::leave_link {
2303	my ($self, $map, $x, $y) = @_;	2648	my ($self, $map, $x, $y) = @_;
2304		2649
…		…
2321	($x, $y) = (-1, -1)	2666	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2667	unless (defined $x) && (defined $y);
2323		2668
2324	# use -1 or undef as default coordinates, not 0, 0	2669	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2670	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2671	if $x <= 0 && $y <= 0;
2327		2672
2328	$map->load;	2673	$map->load;
2329	$map->load_neighbours;	2674	$map->load_neighbours;
2330		2675
2331	return unless $self->contr->active;	2676	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2677
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2678	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2679	if ($self->enter_map ($map, $x, $y)) {
2336	}	2680	# entering was successful
		2681	delete $self->{_link_recursion};
		2682	# only activate afterwards, to support waiting in hooks
		2683	$self->activate_recursive;
		2684	}
2337		2685
		2686	}
		2687
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2688	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2339		2689
2340	Moves the player to the given map-path and coordinates by first freezing	2690	Moves the player to the given map-path and coordinates by first freezing
2341	her, loading and preparing them map, calling the provided $check callback	2691	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2692	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2693	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2694	be called at the end of this process.
2345		2695
		2696	Note that $check will be called with a potentially non-loaded map, so if
		2697	it needs a loaded map it has to call C<< ->load >>.
		2698
2346	=cut	2699	=cut
2347		2700
2348	our $GOTOGEN;	2701	our $GOTOGEN;
2349		2702
2350	sub cf::object::player::goto {	2703	sub cf::object::player::goto {
2351	my ($self, $path, $x, $y, $check, $done) = @_;	2704	my ($self, $path, $x, $y, $check, $done) = @_;
2352		2705
		2706	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2707	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2708	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2709	($path, $x, $y) = @$EMERGENCY_POSITION;
		2710	}
		2711
2353	# do generation counting so two concurrent goto's will be executed in-order	2712	# do generation counting so two concurrent goto's will be executed in-order
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2713	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2714
2356	$self->enter_link;	2715	$self->enter_link;
2357		2716
2358	(async {	2717	(async {
		2718	$Coro::current->{desc} = "player::goto $path $x $y";
		2719
		2720	# *tag paths override both path and x|y
		2721	if ($path =~ /^\*(.*)$/) {
		2722	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2723	my $ob = $obs[rand @obs];
		2724
		2725	# see if we actually can go there
		2726	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2727	$ob = $obs[rand @obs];
		2728	} else {
		2729	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2730	}
		2731	# else put us there anyways for now #d#
		2732
		2733	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2734	} else {
		2735	($path, $x, $y) = (undef, undef, undef);
		2736	}
		2737	}
		2738
2359	my $map = eval {	2739	my $map = eval {
2360	my $map = cf::map::find $path;	2740	my $map = defined $path ? cf::map::find $path : undef;
2361		2741
2362	if ($map) {	2742	if ($map) {
2363	$map = $map->customise_for ($self);	2743	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2744	$map = $check->($map, $x, $y, $self) if $check && $map;
2365	} else {	2745	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2746	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2747	}
2368		2748
2369	$map	2749	$map
2370	};	2750	};
2371		2751
…		…
2377	if ($gen == $self->{_goto_generation}) {	2757	if ($gen == $self->{_goto_generation}) {
2378	delete $self->{_goto_generation};	2758	delete $self->{_goto_generation};
2379	$self->leave_link ($map, $x, $y);	2759	$self->leave_link ($map, $x, $y);
2380	}	2760	}
2381		2761
2382	$done->() if $done;	2762	$done->($self) if $done;
2383	})->prio (1);	2763	})->prio (1);
2384	}	2764	}
2385		2765
2386	=item $player_object->enter_exit ($exit_object)	2766	=item $player_object->enter_exit ($exit_object)
2387		2767
…		…
2407	}	2787	}
2408		2788
2409	sub prepare_random_map {	2789	sub prepare_random_map {
2410	my ($exit) = @_;	2790	my ($exit) = @_;
2411		2791
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2792	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2793	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2794	# that depends on the exit object
2417		2795
2418	my $rmp = parse_random_map_params $exit->msg;	2796	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2798	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2799	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2800	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2801	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2802	$rmp->{origin_y} = $exit->y;
		2803
		2804	$exit->map->touch;
2425	}	2805	}
2426		2806
2427	$rmp->{random_seed} ||= $exit->random_seed;	2807	$rmp->{random_seed} ||= $exit->random_seed;
2428		2808
2429	my $data = cf::to_json $rmp;	2809	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2810	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2811	my $meta = "$RANDOMDIR/$md5.meta";
2432		2812
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2813	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2814	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2815	undef $fh;
2436	aio_rename "$meta~", $meta;	2816	aio_rename "$meta~", $meta;
2437		2817
		2818	my $slaying = "?random/$md5";
		2819
		2820	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2821	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2822	$exit->msg (undef);
		2823	}
2440	}	2824	}
2441	}	2825	}
2442		2826
2443	sub cf::object::player::enter_exit {	2827	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2828	my ($self, $exit) = @_;
2445		2829
2446	return unless $self->type == cf::PLAYER;	2830	return unless $self->type == cf::PLAYER;
2447		2831
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2832	$self->enter_link;
2460		2833
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2834	(async {
2466	$self->deactivate_recursive; # just to be sure	2835	$Coro::current->{desc} = "enter_exit";
		2836
2467	unless (eval {	2837	unless (eval {
		2838	$self->deactivate_recursive; # just to be sure
		2839
		2840	# random map handling
		2841	{
		2842	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2843
		2844	prepare_random_map $exit
		2845	if $exit->slaying eq "/!";
		2846	}
		2847
		2848	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2849	my $x = $exit->stats->hp;
		2850	my $y = $exit->stats->sp;
		2851
2468	$self->goto ($slaying, $hp, $sp);	2852	$self->goto ($map, $x, $y);
2469		2853
		2854	# if exit is damned, update players death & WoR home-position
		2855	$self->contr->savebed ($map, $x, $y)
		2856	if $exit->flag (cf::FLAG_DAMNED);
		2857
2470	1;	2858	1
2471	}) {	2859	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2860	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2861	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2862	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2863	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2864
2477	warn "ERROR in enter_exit: $@";	2865	error "ERROR in enter_exit: $@";
2478	$self->leave_link;	2866	$self->leave_link;
2479	}	2867	}
2480	})->prio (1);	2868	})->prio (1);
2481	}	2869	}
2482		2870
…		…
2494	sub cf::client::send_drawinfo {	2882	sub cf::client::send_drawinfo {
2495	my ($self, $text, $flags) = @_;	2883	my ($self, $text, $flags) = @_;
2496		2884
2497	utf8::encode $text;	2885	utf8::encode $text;
2498	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2886	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2887	}
		2888
		2889	=item $client->send_big_packet ($pkt)
		2890
		2891	Like C<send_packet>, but tries to compress large packets, and fragments
		2892	them as required.
		2893
		2894	=cut
		2895
		2896	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2897
		2898	sub cf::client::send_big_packet {
		2899	my ($self, $pkt) = @_;
		2900
		2901	# try lzf for large packets
		2902	$pkt = "lzf " . Compress::LZF::compress $pkt
		2903	if 1024 <= length $pkt and $self->{can_lzf};
		2904
		2905	# split very large packets
		2906	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2907	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2908	$pkt = "frag";
		2909	}
		2910
		2911	$self->send_packet ($pkt);
2499	}	2912	}
2500		2913
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	2914	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		2915
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	2916	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2918	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2919	the message unless the client supports the msg packet.
2507		2920
2508	=cut	2921	=cut
2509		2922
		2923	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2924	our %CHANNEL = (
		2925	"c/motd" => {
		2926	id => "infobox",
		2927	title => "MOTD",
		2928	reply => undef,
		2929	tooltip => "The message of the day",
		2930	},
2511	"c/identify" => {	2931	"c/identify" => {
2512	id => "identify",	2932	id => "infobox",
2513	title => "Identify",	2933	title => "Identify",
2514	reply => undef,	2934	reply => undef,
2515	tooltip => "Items recently identified",	2935	tooltip => "Items recently identified",
2516	},	2936	},
2517	"c/examine" => {	2937	"c/examine" => {
2518	id => "examine",	2938	id => "infobox",
2519	title => "Examine",	2939	title => "Examine",
2520	reply => undef,	2940	reply => undef,
2521	tooltip => "Signs and other items you examined",	2941	tooltip => "Signs and other items you examined",
2522	},	2942	},
		2943	"c/shopinfo" => {
		2944	id => "infobox",
		2945	title => "Shop Info",
		2946	reply => undef,
		2947	tooltip => "What your bargaining skill tells you about the shop",
		2948	},
		2949	"c/book" => {
		2950	id => "infobox",
		2951	title => "Book",
		2952	reply => undef,
		2953	tooltip => "The contents of a note or book",
		2954	},
		2955	"c/lookat" => {
		2956	id => "infobox",
		2957	title => "Look",
		2958	reply => undef,
		2959	tooltip => "What you saw there",
		2960	},
		2961	"c/who" => {
		2962	id => "infobox",
		2963	title => "Players",
		2964	reply => undef,
		2965	tooltip => "Shows players who are currently online",
		2966	},
		2967	"c/body" => {
		2968	id => "infobox",
		2969	title => "Body Parts",
		2970	reply => undef,
		2971	tooltip => "Shows which body parts you posess and are available",
		2972	},
		2973	"c/statistics" => {
		2974	id => "infobox",
		2975	title => "Statistics",
		2976	reply => undef,
		2977	tooltip => "Shows your primary statistics",
		2978	},
		2979	"c/skills" => {
		2980	id => "infobox",
		2981	title => "Skills",
		2982	reply => undef,
		2983	tooltip => "Shows your experience per skill and item power",
		2984	},
		2985	"c/shopitems" => {
		2986	id => "infobox",
		2987	title => "Shop Items",
		2988	reply => undef,
		2989	tooltip => "Shows the items currently for sale in this shop",
		2990	},
		2991	"c/resistances" => {
		2992	id => "infobox",
		2993	title => "Resistances",
		2994	reply => undef,
		2995	tooltip => "Shows your resistances",
		2996	},
		2997	"c/pets" => {
		2998	id => "infobox",
		2999	title => "Pets",
		3000	reply => undef,
		3001	tooltip => "Shows information abotu your pets/a specific pet",
		3002	},
		3003	"c/perceiveself" => {
		3004	id => "infobox",
		3005	title => "Perceive Self",
		3006	reply => undef,
		3007	tooltip => "You gained detailed knowledge about yourself",
		3008	},
		3009	"c/uptime" => {
		3010	id => "infobox",
		3011	title => "Uptime",
		3012	reply => undef,
		3013	tooltip => "How long the server has been running since last restart",
		3014	},
		3015	"c/mapinfo" => {
		3016	id => "infobox",
		3017	title => "Map Info",
		3018	reply => undef,
		3019	tooltip => "Information related to the maps",
		3020	},
		3021	"c/party" => {
		3022	id => "party",
		3023	title => "Party",
		3024	reply => "gsay ",
		3025	tooltip => "Messages and chat related to your party",
		3026	},
		3027	"c/death" => {
		3028	id => "death",
		3029	title => "Death",
		3030	reply => undef,
		3031	tooltip => "Reason for and more info about your most recent death",
		3032	},
		3033	"c/say" => $SAY_CHANNEL,
		3034	"c/chat" => $CHAT_CHANNEL,
2523	);	3035	);
2524		3036
2525	sub cf::client::send_msg {	3037	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	3038	my ($self, $channel, $msg, $color, @extra) = @_;
2527		3039
2528	$msg = $self->pl->expand_cfpod ($msg);	3040	$msg = $self->pl->expand_cfpod ($msg)
		3041	unless $color & cf::NDI_VERBATIM;
2529		3042
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	3043	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		3044
2532	# check predefined channels, for the benefit of C	3045	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3046	if ($CHANNEL{$channel}) {
		3047	$channel = $CHANNEL{$channel};
2534		3048
		3049	$self->ext_msg (channel_info => $channel);
		3050	$channel = $channel->{id};
		3051
2535	if (ref $channel) {	3052	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	3053	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	3054	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	3055	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel);	3056	$self->ext_msg (channel_info => $channel);
2540	}	3057	}
…		…
2542	$channel = $channel->{id};	3059	$channel = $channel->{id};
2543	}	3060	}
2544		3061
2545	return unless @extra || length $msg;	3062	return unless @extra || length $msg;
2546		3063
2547	if ($self->can_msg) {
2548	# default colour, mask it out	3064	# default colour, mask it out
2549	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3065	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2550	if $color & cf::NDI_DEF;	3066	if $color & cf::NDI_DEF;
2551		3067
2552	$self->send_packet ("msg " . $self->{json_coder}->encode (	3068	my $pkt = "msg "
		3069	. $self->{json_coder}->encode (
2553	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3070	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2554	} else {	3071	);
2555	if ($color >= 0) {
2556	# replace some tags by gcfclient-compatible ones
2557	for ($msg) {
2558	1 while
2559	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2560	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2561	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2562	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2563	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2564	}
2565		3072
2566	$color &= cf::NDI_COLOR_MASK;	3073	$self->send_big_packet ($pkt);
2567
2568	utf8::encode $msg;
2569
2570	if (0 && $msg =~ /\[/) {
2571	# COMMAND/INFO
2572	$self->send_packet ("drawextinfo $color 10 8 $msg")
2573	} else {
2574	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2575	$self->send_packet ("drawinfo $color $msg")
2576	}
2577	}
2578	}
2579	}	3074	}
2580		3075
2581	=item $client->ext_msg ($type, @msg)	3076	=item $client->ext_msg ($type, @msg)
2582		3077
2583	Sends an ext event to the client.	3078	Sends an ext event to the client.
…		…
2586		3081
2587	sub cf::client::ext_msg($$@) {	3082	sub cf::client::ext_msg($$@) {
2588	my ($self, $type, @msg) = @_;	3083	my ($self, $type, @msg) = @_;
2589		3084
2590	if ($self->extcmd == 2) {	3085	if ($self->extcmd == 2) {
2591	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2592	} elsif ($self->extcmd == 1) { # TODO: remove	3087	} elsif ($self->extcmd == 1) { # TODO: remove
2593	push @msg, msgtype => "event_$type";	3088	push @msg, msgtype => "event_$type";
2594	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3089	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2595	}	3090	}
2596	}	3091	}
2597		3092
2598	=item $client->ext_reply ($msgid, @msg)	3093	=item $client->ext_reply ($msgid, @msg)
2599		3094
…		…
2603		3098
2604	sub cf::client::ext_reply($$@) {	3099	sub cf::client::ext_reply($$@) {
2605	my ($self, $id, @msg) = @_;	3100	my ($self, $id, @msg) = @_;
2606		3101
2607	if ($self->extcmd == 2) {	3102	if ($self->extcmd == 2) {
2608	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3103	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2609	} elsif ($self->extcmd == 1) {	3104	} elsif ($self->extcmd == 1) {
2610	#TODO: version 1, remove	3105	#TODO: version 1, remove
2611	unshift @msg, msgtype => "reply", msgid => $id;	3106	unshift @msg, msgtype => "reply", msgid => $id;
2612	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3107	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2613	}	3108	}
2614	}	3109	}
2615		3110
2616	=item $success = $client->query ($flags, "text", \&cb)	3111	=item $success = $client->query ($flags, "text", \&cb)
2617		3112
…		…
2688		3183
2689	$ns->ext_reply ($reply, @reply)	3184	$ns->ext_reply ($reply, @reply)
2690	if $reply;	3185	if $reply;
2691		3186
2692	} else {	3187	} else {
2693	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3188	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2694	}	3189	}
2695		3190
2696	cf::override;	3191	cf::override;
2697	},	3192	},
2698	);	3193	);
…		…
2718		3213
2719	$coro	3214	$coro
2720	}	3215	}
2721		3216
2722	cf::client->attach (	3217	cf::client->attach (
2723	on_destroy => sub {	3218	on_client_destroy => sub {
2724	my ($ns) = @_;	3219	my ($ns) = @_;
2725		3220
2726	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3221	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2727	},	3222	},
2728	);	3223	);
…		…
2744	our $safe_hole = new Safe::Hole;	3239	our $safe_hole = new Safe::Hole;
2745		3240
2746	$SIG{FPE} = 'IGNORE';	3241	$SIG{FPE} = 'IGNORE';
2747		3242
2748	$safe->permit_only (Opcode::opset qw(	3243	$safe->permit_only (Opcode::opset qw(
2749	:base_core :base_mem :base_orig :base_math	3244	:base_core :base_mem :base_orig :base_math :base_loop
2750	grepstart grepwhile mapstart mapwhile	3245	grepstart grepwhile mapstart mapwhile
2751	sort time	3246	sort time
2752	));	3247	));
2753		3248
2754	# here we export the classes and methods available to script code	3249	# here we export the classes and methods available to script code
…		…
2756	=pod	3251	=pod
2757		3252
2758	The following functions and methods are available within a safe environment:	3253	The following functions and methods are available within a safe environment:
2759		3254
2760	cf::object	3255	cf::object
2761	contr pay_amount pay_player map x y force_find force_add	3256	contr pay_amount pay_player map x y force_find force_add destroy
2762	insert remove name archname title slaying race decrease_ob_nr	3257	insert remove name archname title slaying race decrease split
		3258	value
2763		3259
2764	cf::object::player	3260	cf::object::player
2765	player	3261	player
2766		3262
2767	cf::player	3263	cf::player
…		…
2772		3268
2773	=cut	3269	=cut
2774		3270
2775	for (	3271	for (
2776	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3272	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2777	insert remove inv name archname title slaying race	3273	insert remove inv nrof name archname title slaying race
2778	decrease_ob_nr)],	3274	decrease split destroy change_exp value msg lore send_msg)],
2779	["cf::object::player" => qw(player)],	3275	["cf::object::player" => qw(player)],
2780	["cf::player" => qw(peaceful)],	3276	["cf::player" => qw(peaceful send_msg)],
2781	["cf::map" => qw(trigger)],	3277	["cf::map" => qw(trigger)],
2782	) {	3278	) {
2783	no strict 'refs';
2784	my ($pkg, @funs) = @$_;	3279	my ($pkg, @funs) = @$_;
2785	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3280	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2786	for @funs;	3281	for @funs;
2787	}	3282	}
2788		3283
…		…
2803		3298
2804	my $qcode = $code;	3299	my $qcode = $code;
2805	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3300	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2806	$qcode =~ s/\n/\\n/g;	3301	$qcode =~ s/\n/\\n/g;
2807		3302
		3303	%vars = (_dummy => 0) unless %vars;
		3304
		3305	my @res;
2808	local $_;	3306	local $_;
2809	local @safe::cf::_safe_eval_args = values %vars;
2810		3307
2811	my $eval =	3308	my $eval =
2812	"do {\n"	3309	"do {\n"
2813	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3310	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2814	. "#line 0 \"{$qcode}\"\n"	3311	. "#line 0 \"{$qcode}\"\n"
2815	. $code	3312	. $code
2816	. "\n}"	3313	. "\n}"
2817	;	3314	;
2818		3315
		3316	if ($CFG{safe_eval}) {
2819	sub_generation_inc;	3317	sub_generation_inc;
		3318	local @safe::cf::_safe_eval_args = values %vars;
2820	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3319	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2821	sub_generation_inc;	3320	sub_generation_inc;
		3321	} else {
		3322	local @cf::_safe_eval_args = values %vars;
		3323	@res = wantarray ? eval eval : scalar eval $eval;
		3324	}
2822		3325
2823	if ($@) {	3326	if ($@) {
2824	warn "$@";	3327	warn "$@",
2825	warn "while executing safe code '$code'\n";	3328	"while executing safe code '$code'\n",
2826	warn "with arguments " . (join " ", %vars) . "\n";	3329	"with arguments " . (join " ", %vars) . "\n";
2827	}	3330	}
2828		3331
2829	wantarray ? @res : $res[0]	3332	wantarray ? @res : $res[0]
2830	}	3333	}
2831		3334
…		…
2845	=cut	3348	=cut
2846		3349
2847	sub register_script_function {	3350	sub register_script_function {
2848	my ($fun, $cb) = @_;	3351	my ($fun, $cb) = @_;
2849		3352
2850	no strict 'refs';	3353	$fun = "safe::$fun" if $CFG{safe_eval};
2851	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3354	*$fun = $safe_hole->wrap ($cb);
2852	}	3355	}
2853		3356
2854	=back	3357	=back
2855		3358
2856	=cut	3359	=cut
…		…
2865	# for this (global event?)	3368	# for this (global event?)
2866	%ext::player_env::MUSIC_FACE_CACHE = ();	3369	%ext::player_env::MUSIC_FACE_CACHE = ();
2867		3370
2868	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3371	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2869		3372
2870	warn "loading facedata from $path\n";	3373	trace "loading facedata from $path\n";
2871		3374
2872	my $facedata;	3375	my $facedata;
2873	0 < aio_load $path, $facedata	3376	0 < aio_load $path, $facedata
2874	or die "$path: $!";	3377	or die "$path: $!";
2875		3378
…		…
2877		3380
2878	$facedata->{version} == 2	3381	$facedata->{version} == 2
2879	or cf::cleanup "$path: version mismatch, cannot proceed.";	3382	or cf::cleanup "$path: version mismatch, cannot proceed.";
2880		3383
2881	# patch in the exptable	3384	# patch in the exptable
		3385	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2882	$facedata->{resource}{"res/exp_table"} = {	3386	$facedata->{resource}{"res/exp_table"} = {
2883	type => FT_RSRC,	3387	type => FT_RSRC,
2884	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3388	data => $exp_table,
		3389	hash => (Digest::MD5::md5 $exp_table),
2885	};	3390	};
2886	cf::cede_to_tick;	3391	cf::cede_to_tick;
2887		3392
2888	{	3393	{
2889	my $faces = $facedata->{faceinfo};	3394	my $faces = $facedata->{faceinfo};
2890		3395
2891	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
2892	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3397	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3398
2893	cf::face::set_visibility $idx, $info->{visibility};	3399	cf::face::set_visibility $idx, $info->{visibility};
2894	cf::face::set_magicmap $idx, $info->{magicmap};	3400	cf::face::set_magicmap $idx, $info->{magicmap};
2895	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3401	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2896	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3402	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2897		3403
2898	cf::cede_to_tick;	3404	cf::cede_to_tick;
2899	}	3405	}
2900		3406
2901	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
2902	next unless $info->{smooth};	3408	next unless $info->{smooth};
		3409
2903	my $idx = cf::face::find $face	3410	my $idx = cf::face::find $face
2904	or next;	3411	or next;
		3412
2905	if (my $smooth = cf::face::find $info->{smooth}) {	3413	if (my $smooth = cf::face::find $info->{smooth}) {
2906	cf::face::set_smooth $idx, $smooth;	3414	cf::face::set_smooth $idx, $smooth;
2907	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3415	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2908	} else {	3416	} else {
2909	warn "smooth face '$info->{smooth}' not found for face '$face'";	3417	error "smooth face '$info->{smooth}' not found for face '$face'";
2910	}	3418	}
2911		3419
2912	cf::cede_to_tick;	3420	cf::cede_to_tick;
2913	}	3421	}
2914	}	3422	}
…		…
2923		3431
2924	cf::anim::invalidate_all; # d'oh	3432	cf::anim::invalidate_all; # d'oh
2925	}	3433	}
2926		3434
2927	{	3435	{
2928	# TODO: for gcfclient pleasure, we should give resources
2929	# that gcfclient doesn't grok a >10000 face index.
2930	my $res = $facedata->{resource};	3436	my $res = $facedata->{resource};
2931		3437
2932	my $soundconf = delete $res->{"res/sound.conf"};
2933
2934	while (my ($name, $info) = each %$res) {	3438	while (my ($name, $info) = each %$res) {
		3439	if (defined $info->{type}) {
2935	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3440	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2936	my $data;
2937		3441
2938	if ($info->{type} & 1) {	3442	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2939	# prepend meta info	3443	cf::face::set_type $idx, $info->{type};
2940
2941	my $meta = $enc->encode ({
2942	name => $name,
2943	%{ $info->{meta} || {} },
2944	});
2945
2946	$data = pack "(w/a*)*", $meta, $info->{data};
2947	} else {	3444	} else {
2948	$data = $info->{data};	3445	$RESOURCE{$name} = $info; # unused
2949	}	3446	}
2950		3447
2951	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2952	cf::face::set_type $idx, $info->{type};
2953
2954	cf::cede_to_tick;	3448	cf::cede_to_tick;
2955	}	3449	}
2956
2957	if ($soundconf) {
2958	$soundconf = $enc->decode (delete $soundconf->{data});
2959
2960	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2961	my $sound = $soundconf->{compat}[$_]
2962	or next;
2963
2964	my $face = cf::face::find "sound/$sound->[1]";
2965	cf::sound::set $sound->[0] => $face;
2966	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2967	}
2968
2969	while (my ($k, $v) = each %{$soundconf->{event}}) {
2970	my $face = cf::face::find "sound/$v";
2971	cf::sound::set $k => $face;
2972	}
2973	}
2974	}	3450	}
		3451
		3452	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2975		3453
2976	1	3454	1
2977	}	3455	}
2978		3456
2979	register_exticmd fx_want => sub {	3457	register_exticmd fx_want => sub {
…		…
2981		3459
2982	while (my ($k, $v) = each %$want) {	3460	while (my ($k, $v) = each %$want) {
2983	$ns->fx_want ($k, $v);	3461	$ns->fx_want ($k, $v);
2984	}	3462	}
2985	};	3463	};
		3464
		3465	sub load_resource_file($) {
		3466	my $guard = lock_acquire "load_resource_file";
		3467
		3468	my $status = load_resource_file_ $_[0];
		3469	get_slot 0.1, 100;
		3470	cf::arch::commit_load;
		3471
		3472	$status
		3473	}
2986		3474
2987	sub reload_regions {	3475	sub reload_regions {
2988	# HACK to clear player env face cache, we need some signal framework	3476	# HACK to clear player env face cache, we need some signal framework
2989	# for this (global event?)	3477	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();	3478	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3004	}	3492	}
3005		3493
3006	sub reload_archetypes {	3494	sub reload_archetypes {
3007	load_resource_file "$DATADIR/archetypes"	3495	load_resource_file "$DATADIR/archetypes"
3008	or die "unable to load archetypes\n";	3496	or die "unable to load archetypes\n";
3009	#d# NEED to laod twice to resolve forward references
3010	# this really needs to be done in an extra post-pass
3011	# (which needs to be synchronous, so solve it differently)
3012	load_resource_file "$DATADIR/archetypes"
3013	or die "unable to load archetypes\n";
3014	}	3497	}
3015		3498
3016	sub reload_treasures {	3499	sub reload_treasures {
3017	load_resource_file "$DATADIR/treasures"	3500	load_resource_file "$DATADIR/treasures"
3018	or die "unable to load treasurelists\n";	3501	or die "unable to load treasurelists\n";
3019	}	3502	}
3020		3503
		3504	sub reload_sound {
		3505	trace "loading sound config from $DATADIR/sound\n";
		3506
		3507	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3508	or die "$DATADIR/sound $!";
		3509
		3510	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3511
		3512	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3513	my $sound = $soundconf->{compat}[$_]
		3514	or next;
		3515
		3516	my $face = cf::face::find "sound/$sound->[1]";
		3517	cf::sound::set $sound->[0] => $face;
		3518	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3519	}
		3520
		3521	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3522	my $face = cf::face::find "sound/$v";
		3523	cf::sound::set $k => $face;
		3524	}
		3525	}
		3526
3021	sub reload_resources {	3527	sub reload_resources {
3022	warn "reloading resource files...\n";	3528	trace "reloading resource files...\n";
3023		3529
		3530	reload_facedata;
		3531	reload_sound;
		3532	reload_archetypes;
3024	reload_regions;	3533	reload_regions;
3025	reload_facedata;
3026	#reload_archetypes;#d#
3027	reload_archetypes;
3028	reload_treasures;	3534	reload_treasures;
3029		3535
3030	warn "finished reloading resource files\n";	3536	trace "finished reloading resource files\n";
3031	}
3032
3033	sub init {
3034	reload_resources;
3035	}	3537	}
3036		3538
3037	sub reload_config {	3539	sub reload_config {
		3540	trace "reloading config file...\n";
		3541
3038	open my $fh, "<:utf8", "$CONFDIR/config"	3542	open my $fh, "<:utf8", "$CONFDIR/config"
3039	or return;	3543	or return;
3040		3544
3041	local $/;	3545	local $/;
3042	*CFG = YAML::Syck::Load <$fh>;	3546	*CFG = YAML::XS::Load scalar <$fh>;
3043		3547
3044	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3548	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3045		3549
3046	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3550	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3047	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3551	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3048		3552
3049	if (exists $CFG{mlockall}) {	3553	if (exists $CFG{mlockall}) {
…		…
3051	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3555	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3052	and die "WARNING: m(un)lockall failed: $!\n";	3556	and die "WARNING: m(un)lockall failed: $!\n";
3053	};	3557	};
3054	warn $@ if $@;	3558	warn $@ if $@;
3055	}	3559	}
		3560
		3561	trace "finished reloading resource files\n";
		3562	}
		3563
		3564	sub pidfile() {
		3565	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3566	or die "$PIDFILE: $!";
		3567	flock $fh, &Fcntl::LOCK_EX
		3568	or die "$PIDFILE: flock: $!";
		3569	$fh
		3570	}
		3571
		3572	# make sure only one server instance is running at any one time
		3573	sub atomic {
		3574	my $fh = pidfile;
		3575
		3576	my $pid = <$fh>;
		3577	kill 9, $pid if $pid > 0;
		3578
		3579	seek $fh, 0, 0;
		3580	print $fh $$;
		3581	}
		3582
		3583	sub main_loop {
		3584	trace "EV::loop starting\n";
		3585	if (1) {
		3586	EV::loop;
		3587	}
		3588	trace "EV::loop returned\n";
		3589	goto &main_loop unless $REALLY_UNLOOP;
3056	}	3590	}
3057		3591
3058	sub main {	3592	sub main {
		3593	cf::init_globals; # initialise logging
		3594
		3595	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3596	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3597	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3598	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3599
		3600	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3601
3059	# we must not ever block the main coroutine	3602	# we must not ever block the main coroutine
3060	local $Coro::idle = sub {	3603	local $Coro::idle = sub {
3061	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3604	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3062	(async {	3605	(async {
3063	Event::one_event;	3606	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3607	EV::loop EV::LOOP_ONESHOT;
3064	})->prio (Coro::PRIO_MAX);	3608	})->prio (Coro::PRIO_MAX);
3065	};	3609	};
3066		3610
		3611	evthread_start IO::AIO::poll_fileno;
		3612
		3613	cf::sync_job {
		3614	cf::incloader::init ();
		3615
		3616	cf::init_experience;
		3617	cf::init_anim;
		3618	cf::init_attackmess;
		3619	cf::init_dynamic;
		3620
		3621	cf::load_settings;
		3622	cf::load_materials;
		3623
		3624	reload_resources;
3067	reload_config;	3625	reload_config;
3068	db_init;	3626	db_init;
		3627
		3628	cf::init_uuid;
		3629	cf::init_signals;
		3630	cf::init_skills;
		3631
		3632	cf::init_beforeplay;
		3633
		3634	atomic;
		3635
3069	load_extensions;	3636	load_extensions;
3070		3637
3071	$TICK_WATCHER->start;	3638	utime time, time, $RUNTIMEFILE;
3072	Event::loop;	3639
		3640	# no (long-running) fork's whatsoever before this point(!)
		3641	use POSIX ();
		3642	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3643
		3644	(pop @POST_INIT)->(0) while @POST_INIT;
		3645	};
		3646
		3647	cf::object::thawer::errors_are_fatal 0;
		3648	info "parse errors in files are no longer fatal from this point on.\n";
		3649
		3650	my $free_main; $free_main = EV::idle sub {
		3651	undef $free_main;
		3652	undef &main; # free gobs of memory :)
		3653	};
		3654
		3655	goto &main_loop;
3073	}	3656	}
3074		3657
3075	#############################################################################	3658	#############################################################################
3076	# initialisation and cleanup	3659	# initialisation and cleanup
3077		3660
3078	# install some emergency cleanup handlers	3661	# install some emergency cleanup handlers
3079	BEGIN {	3662	BEGIN {
		3663	our %SIGWATCHER = ();
3080	for my $signal (qw(INT HUP TERM)) {	3664	for my $signal (qw(INT HUP TERM)) {
3081	Event->signal (	3665	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3082	reentrant => 0,
3083	data => WF_AUTOCANCEL,
3084	signal => $signal,
3085	prio => 0,
3086	cb => sub {
3087	cf::cleanup "SIG$signal";	3666	cf::cleanup "SIG$signal";
3088	},
3089	);	3667	};
3090	}	3668	}
3091	}	3669	}
3092		3670
3093	sub write_runtime {	3671	sub write_runtime_sync {
3094	my $runtime = "$LOCALDIR/runtime";	3672	my $t0 = AE::time;
3095		3673
3096	# first touch the runtime file to show we are still running:	3674	# first touch the runtime file to show we are still running:
3097	# the fsync below can take a very very long time.	3675	# the fsync below can take a very very long time.
3098		3676
3099	IO::AIO::aio_utime $runtime, undef, undef;	3677	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3100		3678
3101	my $guard = cf::lock_acquire "write_runtime";	3679	my $guard = cf::lock_acquire "write_runtime";
3102		3680
3103	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3681	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3104	or return;	3682	or return;
3105		3683
3106	my $value = $cf::RUNTIME + 90 + 10;	3684	my $value = $cf::RUNTIME + 90 + 10;
3107	# 10 is the runtime save interval, for a monotonic clock	3685	# 10 is the runtime save interval, for a monotonic clock
3108	# 60 allows for the watchdog to kill the server.	3686	# 60 allows for the watchdog to kill the server.
…		…
3118	aio_utime $fh, undef, undef;	3696	aio_utime $fh, undef, undef;
3119		3697
3120	close $fh	3698	close $fh
3121	or return;	3699	or return;
3122		3700
3123	aio_rename "$runtime~", $runtime	3701	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3124	and return;	3702	and return;
3125		3703
3126	warn "runtime file written.\n";	3704	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3127		3705
3128	1	3706	1
		3707	}
		3708
		3709	our $uuid_lock;
		3710	our $uuid_skip;
		3711
		3712	sub write_uuid_sync($) {
		3713	$uuid_skip ||= $_[0];
		3714
		3715	return if $uuid_lock;
		3716	local $uuid_lock = 1;
		3717
		3718	my $uuid = "$LOCALDIR/uuid";
		3719
		3720	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3721	or return;
		3722
		3723	my $value = uuid_seq uuid_cur;
		3724
		3725	unless ($value) {
		3726	info "cowardly refusing to write zero uuid value!\n";
		3727	return;
		3728	}
		3729
		3730	my $value = uuid_str $value + $uuid_skip;
		3731	$uuid_skip = 0;
		3732
		3733	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3734	and return;
		3735
		3736	# always fsync - this file is important
		3737	aio_fsync $fh
		3738	and return;
		3739
		3740	close $fh
		3741	or return;
		3742
		3743	aio_rename "$uuid~", $uuid
		3744	and return;
		3745
		3746	trace "uuid file written ($value).\n";
		3747
		3748	1
		3749
		3750	}
		3751
		3752	sub write_uuid($$) {
		3753	my ($skip, $sync) = @_;
		3754
		3755	$sync ? write_uuid_sync $skip
		3756	: async { write_uuid_sync $skip };
3129	}	3757	}
3130		3758
3131	sub emergency_save() {	3759	sub emergency_save() {
3132	my $freeze_guard = cf::freeze_mainloop;	3760	my $freeze_guard = cf::freeze_mainloop;
3133		3761
3134	warn "enter emergency perl save\n";	3762	info "emergency_perl_save: enter\n";
		3763
		3764	# this is a trade-off: we want to be very quick here, so
		3765	# save all maps without fsync, and later call a global sync
		3766	# (which in turn might be very very slow)
		3767	local $USE_FSYNC = 0;
3135		3768
3136	cf::sync_job {	3769	cf::sync_job {
		3770	cf::write_runtime_sync; # external watchdog should not bark
		3771
3137	# use a peculiar iteration method to avoid tripping on perl	3772	# use a peculiar iteration method to avoid tripping on perl
3138	# refcount bugs in for. also avoids problems with players	3773	# refcount bugs in for. also avoids problems with players
3139	# and maps saved/destroyed asynchronously.	3774	# and maps saved/destroyed asynchronously.
3140	warn "begin emergency player save\n";	3775	info "emergency_perl_save: begin player save\n";
3141	for my $login (keys %cf::PLAYER) {	3776	for my $login (keys %cf::PLAYER) {
3142	my $pl = $cf::PLAYER{$login} or next;	3777	my $pl = $cf::PLAYER{$login} or next;
3143	$pl->valid or next;	3778	$pl->valid or next;
		3779	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3144	$pl->save;	3780	$pl->save;
3145	}	3781	}
3146	warn "end emergency player save\n";	3782	info "emergency_perl_save: end player save\n";
3147		3783
3148	warn "begin emergency map save\n";	3784	cf::write_runtime_sync; # external watchdog should not bark
		3785
		3786	info "emergency_perl_save: begin map save\n";
3149	for my $path (keys %cf::MAP) {	3787	for my $path (keys %cf::MAP) {
3150	my $map = $cf::MAP{$path} or next;	3788	my $map = $cf::MAP{$path} or next;
3151	$map->valid or next;	3789	$map->valid or next;
3152	$map->save;	3790	$map->save;
3153	}	3791	}
3154	warn "end emergency map save\n";	3792	info "emergency_perl_save: end map save\n";
3155		3793
3156	warn "begin emergency database checkpoint\n";	3794	cf::write_runtime_sync; # external watchdog should not bark
		3795
		3796	info "emergency_perl_save: begin database checkpoint\n";
3157	BDB::db_env_txn_checkpoint $DB_ENV;	3797	BDB::db_env_txn_checkpoint $DB_ENV;
3158	warn "end emergency database checkpoint\n";	3798	info "emergency_perl_save: end database checkpoint\n";
		3799
		3800	info "emergency_perl_save: begin write uuid\n";
		3801	write_uuid_sync 1;
		3802	info "emergency_perl_save: end write uuid\n";
		3803
		3804	cf::write_runtime_sync; # external watchdog should not bark
		3805
		3806	trace "emergency_perl_save: syncing database to disk";
		3807	BDB::db_env_txn_checkpoint $DB_ENV;
		3808
		3809	info "emergency_perl_save: starting sync\n";
		3810	IO::AIO::aio_sync sub {
		3811	info "emergency_perl_save: finished sync\n";
		3812	};
		3813
		3814	cf::write_runtime_sync; # external watchdog should not bark
		3815
		3816	trace "emergency_perl_save: flushing outstanding aio requests";
		3817	while (IO::AIO::nreqs || BDB::nreqs) {
		3818	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3819	}
		3820
		3821	cf::write_runtime_sync; # external watchdog should not bark
3159	};	3822	};
3160		3823
3161	warn "leave emergency perl save\n";	3824	info "emergency_perl_save: leave\n";
3162	}	3825	}
3163		3826
3164	sub post_cleanup {	3827	sub post_cleanup {
3165	my ($make_core) = @_;	3828	my ($make_core) = @_;
3166		3829
		3830	IO::AIO::flush;
		3831
3167	warn Carp::longmess "post_cleanup backtrace"	3832	error Carp::longmess "post_cleanup backtrace"
3168	if $make_core;	3833	if $make_core;
		3834
		3835	my $fh = pidfile;
		3836	unlink $PIDFILE if <$fh> == $$;
		3837	}
		3838
		3839	# a safer delete_package, copied from Symbol
		3840	sub clear_package($) {
		3841	my $pkg = shift;
		3842
		3843	# expand to full symbol table name if needed
		3844	unless ($pkg =~ /^main::.*::$/) {
		3845	$pkg = "main$pkg" if $pkg =~ /^::/;
		3846	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3847	$pkg .= '::' unless $pkg =~ /::$/;
		3848	}
		3849
		3850	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3851	my $stem_symtab = *{$stem}{HASH};
		3852
		3853	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3854	or return;
		3855
		3856	# clear all symbols
		3857	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3858	for my $name (keys %$leaf_symtab) {
		3859	_gv_clear *{"$pkg$name"};
		3860	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3861	}
3169	}	3862	}
3170		3863
3171	sub do_reload_perl() {	3864	sub do_reload_perl() {
3172	# can/must only be called in main	3865	# can/must only be called in main
3173	if ($Coro::current != $Coro::main) {	3866	unless (in_main) {
3174	warn "can only reload from main coroutine";	3867	error "can only reload from main coroutine";
3175	return;	3868	return;
3176	}	3869	}
3177		3870
		3871	return if $RELOAD++;
		3872
		3873	my $t1 = AE::time;
		3874
		3875	while ($RELOAD) {
		3876	cf::get_slot 0.1, -1, "reload_perl";
3178	warn "reloading...";	3877	info "reloading...";
3179		3878
3180	warn "entering sync_job";	3879	trace "entering sync_job";
3181		3880
3182	cf::sync_job {	3881	cf::sync_job {
3183	cf::write_runtime; # external watchdog should not bark
3184	cf::emergency_save;	3882	#cf::emergency_save;
3185	cf::write_runtime; # external watchdog should not bark
3186		3883
3187	warn "syncing database to disk";
3188	BDB::db_env_txn_checkpoint $DB_ENV;
3189
3190	# if anything goes wrong in here, we should simply crash as we already saved
3191
3192	warn "cancelling all WF_AUTOCANCEL watchers";
3193	for (Event::all_watchers) {
3194	$_->cancel if $_->data & WF_AUTOCANCEL;
3195	}
3196
3197	warn "flushing outstanding aio requests";
3198	for (;;) {
3199	BDB::flush;
3200	IO::AIO::flush;
3201	Coro::cede;
3202	last unless IO::AIO::nreqs || BDB::nreqs;
3203	warn "iterate...";
3204	}
3205
3206	++$RELOAD;
3207
3208	warn "cancelling all extension coros";	3884	trace "cancelling all extension coros";
3209	$_->cancel for values %EXT_CORO;	3885	$_->cancel for values %EXT_CORO;
3210	%EXT_CORO = ();	3886	%EXT_CORO = ();
3211		3887
3212	warn "removing commands";	3888	trace "removing commands";
3213	%COMMAND = ();	3889	%COMMAND = ();
3214		3890
3215	warn "removing ext/exti commands";	3891	trace "removing ext/exti commands";
3216	%EXTCMD = ();	3892	%EXTCMD = ();
3217	%EXTICMD = ();	3893	%EXTICMD = ();
3218		3894
3219	warn "unloading/nuking all extensions";	3895	trace "unloading/nuking all extensions";
3220	for my $pkg (@EXTS) {	3896	for my $pkg (@EXTS) {
3221	warn "... unloading $pkg";	3897	trace "... unloading $pkg";
3222		3898
3223	if (my $cb = $pkg->can ("unload")) {	3899	if (my $cb = $pkg->can ("unload")) {
3224	eval {	3900	eval {
3225	$cb->($pkg);	3901	$cb->($pkg);
3226	1	3902	1
3227	} or warn "$pkg unloaded, but with errors: $@";	3903	} or error "$pkg unloaded, but with errors: $@";
		3904	}
		3905
		3906	trace "... clearing $pkg";
		3907	clear_package $pkg;
3228	}	3908	}
3229		3909
3230	warn "... nuking $pkg";
3231	Symbol::delete_package $pkg;
3232	}
3233
3234	warn "unloading all perl modules loaded from $LIBDIR";	3910	trace "unloading all perl modules loaded from $LIBDIR";
3235	while (my ($k, $v) = each %INC) {	3911	while (my ($k, $v) = each %INC) {
3236	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3912	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3237		3913
3238	warn "... unloading $k";	3914	trace "... unloading $k";
3239	delete $INC{$k};	3915	delete $INC{$k};
3240		3916
3241	$k =~ s/\.pm$//;	3917	$k =~ s/\.pm$//;
3242	$k =~ s/\//::/g;	3918	$k =~ s/\//::/g;
3243		3919
3244	if (my $cb = $k->can ("unload_module")) {	3920	if (my $cb = $k->can ("unload_module")) {
3245	$cb->();	3921	$cb->();
		3922	}
		3923
		3924	clear_package $k;
3246	}	3925	}
3247		3926
3248	Symbol::delete_package $k;
3249	}
3250
3251	warn "getting rid of safe::, as good as possible";	3927	trace "getting rid of safe::, as good as possible";
3252	Symbol::delete_package "safe::$_"	3928	clear_package "safe::$_"
3253	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3929	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3254		3930
3255	warn "unloading cf.pm \"a bit\"";	3931	trace "unloading cf.pm \"a bit\"";
3256	delete $INC{"cf.pm"};	3932	delete $INC{"cf.pm"};
3257	delete $INC{"cf/pod.pm"};	3933	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3258		3934
3259	# don't, removes xs symbols, too,	3935	# don't, removes xs symbols, too,
3260	# and global variables created in xs	3936	# and global variables created in xs
3261	#Symbol::delete_package __PACKAGE__;	3937	#clear_package __PACKAGE__;
3262		3938
3263	warn "unload completed, starting to reload now";	3939	info "unload completed, starting to reload now";
3264		3940
3265	warn "reloading cf.pm";	3941	trace "reloading cf.pm";
3266	require cf;	3942	require cf;
3267	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3943	cf::_connect_to_perl_1;
3268		3944
3269	warn "loading config and database again";	3945	trace "loading config and database again";
3270	cf::reload_config;	3946	cf::reload_config;
3271		3947
3272	warn "loading extensions";	3948	trace "loading extensions";
3273	cf::load_extensions;	3949	cf::load_extensions;
3274		3950
		3951	if ($REATTACH_ON_RELOAD) {
3275	warn "reattaching attachments to objects/players";	3952	trace "reattaching attachments to objects/players";
3276	_global_reattach; # objects, sockets	3953	_global_reattach; # objects, sockets
3277	warn "reattaching attachments to maps";	3954	trace "reattaching attachments to maps";
3278	reattach $_ for values %MAP;	3955	reattach $_ for values %MAP;
3279	warn "reattaching attachments to players";	3956	trace "reattaching attachments to players";
3280	reattach $_ for values %PLAYER;	3957	reattach $_ for values %PLAYER;
		3958	}
3281		3959
		3960	trace "running post_init jobs";
		3961	(pop @POST_INIT)->(1) while @POST_INIT;
		3962
3282	warn "leaving sync_job";	3963	trace "leaving sync_job";
3283		3964
3284	1	3965	1
3285	} or do {	3966	} or do {
3286	warn $@;	3967	error $@;
3287	warn "error while reloading, exiting.";	3968	cf::cleanup "error while reloading, exiting.";
3288	exit 1;	3969	};
		3970
		3971	info "reloaded";
		3972	--$RELOAD;
3289	};	3973	}
3290		3974
3291	warn "reloaded";	3975	$t1 = AE::time - $t1;
		3976	info "reload completed in ${t1}s\n";
3292	};	3977	};
3293		3978
3294	our $RELOAD_WATCHER; # used only during reload	3979	our $RELOAD_WATCHER; # used only during reload
3295		3980
3296	sub reload_perl() {	3981	sub reload_perl() {
3297	# doing reload synchronously and two reloads happen back-to-back,	3982	# doing reload synchronously and two reloads happen back-to-back,
3298	# coro crashes during coro_state_free->destroy here.	3983	# coro crashes during coro_state_free->destroy here.
3299		3984
3300	$RELOAD_WATCHER ||= Event->timer (	3985	$RELOAD_WATCHER ||= cf::async {
3301	reentrant => 0,	3986	Coro::AIO::aio_wait cache_extensions;
3302	after => 0,	3987
3303	data => WF_AUTOCANCEL,	3988	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3304	cb => sub {
3305	do_reload_perl;	3989	do_reload_perl;
3306	undef $RELOAD_WATCHER;	3990	undef $RELOAD_WATCHER;
3307	},	3991	};
3308	);	3992	};
3309	}	3993	}
3310		3994
3311	register_command "reload" => sub {	3995	register_command "reload" => sub {
3312	my ($who, $arg) = @_;	3996	my ($who, $arg) = @_;
3313		3997
3314	if ($who->flag (FLAG_WIZ)) {	3998	if ($who->flag (FLAG_WIZ)) {
3315	$who->message ("reloading server.");	3999	$who->message ("reloading server.");
		4000	async {
		4001	$Coro::current->{desc} = "perl_reload";
3316	async { reload_perl };	4002	reload_perl;
		4003	};
3317	}	4004	}
3318	};	4005	};
3319		4006
3320	unshift @INC, $LIBDIR;	4007	#############################################################################
3321		4008
3322	my $bug_warning = 0;	4009	my $bug_warning = 0;
3323		4010
3324	our @WAIT_FOR_TICK;	4011	our @WAIT_FOR_TICK;
3325	our @WAIT_FOR_TICK_BEGIN;	4012	our @WAIT_FOR_TICK_BEGIN;
3326		4013
3327	sub wait_for_tick {	4014	sub wait_for_tick {
3328	return unless $TICK_WATCHER->is_active;
3329	return if $Coro::current == $Coro::main;	4015	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3330		4016
3331	my $signal = new Coro::Signal;	4017	my $signal = new Coro::Signal;
3332	push @WAIT_FOR_TICK, $signal;	4018	push @WAIT_FOR_TICK, $signal;
3333	$signal->wait;	4019	$signal->wait;
3334	}	4020	}
3335		4021
3336	sub wait_for_tick_begin {	4022	sub wait_for_tick_begin {
3337	return unless $TICK_WATCHER->is_active;
3338	return if $Coro::current == $Coro::main;	4023	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3339		4024
3340	my $signal = new Coro::Signal;	4025	my $signal = new Coro::Signal;
3341	push @WAIT_FOR_TICK_BEGIN, $signal;	4026	push @WAIT_FOR_TICK_BEGIN, $signal;
3342	$signal->wait;	4027	$signal->wait;
3343	}	4028	}
3344		4029
3345	my $min = 1e6;#d#	4030	sub tick {
3346	my $avg = 10;
3347	$TICK_WATCHER = Event->timer (
3348	reentrant => 0,
3349	parked => 1,
3350	prio => 0,
3351	at => $NEXT_TICK || $TICK,
3352	data => WF_AUTOCANCEL,
3353	cb => sub {
3354	if ($Coro::current != $Coro::main) {	4031	if ($Coro::current != $Coro::main) {
3355	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4032	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3356	unless ++$bug_warning > 10;	4033	unless ++$bug_warning > 10;
3357	return;	4034	return;
3358	}	4035	}
3359		4036
3360	$NOW = $tick_start = Event::time;
3361
3362	cf::server_tick; # one server iteration	4037	cf::server_tick; # one server iteration
3363		4038
3364	0 && sync_job {#d#	4039	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3365	for(1..10) {
3366	my $t = Event::time;
3367	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3368	or die;
3369		4040
3370	$map->width (50);	4041	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	$map->height (50);	4042	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	$map->alloc;	4043	Coro::async_pool {
3373	$map->_load_objects ("/tmp/x.map", 1);	4044	$Coro::current->{desc} = "runtime saver";
3374	my $t = Event::time - $t;	4045	write_runtime_sync
3375		4046	or error "ERROR: unable to write runtime file: $!";
3376	#next unless $t < 0.0013;#d#
3377	if ($t < $min) {
3378	$min = $t;
3379	}
3380	$avg = $avg * 0.99 + $t * 0.01;
3381	}
3382	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3383	exit 0;
3384	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3385	};	4047	};
		4048	}
3386		4049
3387	$RUNTIME += $TICK;
3388	$NEXT_TICK += $TICK;
3389
3390	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3391	$NEXT_RUNTIME_WRITE = $NOW + 10;
3392	Coro::async_pool {
3393	write_runtime
3394	or warn "ERROR: unable to write runtime file: $!";
3395	};
3396	}
3397
3398	# my $AFTER = Event::time;
3399	# warn $AFTER - $NOW;#d#
3400
3401	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4050	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3402	$sig->send;	4051	$sig->send;
3403	}	4052	}
3404	while (my $sig = shift @WAIT_FOR_TICK) {	4053	while (my $sig = shift @WAIT_FOR_TICK) {
3405	$sig->send;	4054	$sig->send;
3406	}	4055	}
3407		4056
3408	$NOW = Event::time;	4057	$LOAD = ($NOW - $TICK_START) / $TICK;
3409
3410	# if we are delayed by four ticks or more, skip them all
3411	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3412
3413	$TICK_WATCHER->at ($NEXT_TICK);
3414	$TICK_WATCHER->start;
3415
3416	$LOAD = ($NOW - $tick_start) / $TICK;
3417	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4058	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3418		4059
3419	_post_tick;	4060	if (0) {
3420		4061	if ($NEXT_TICK) {
3421		4062	my $jitter = $TICK_START - $NEXT_TICK;
		4063	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4064	debug "jitter $JITTER\n";#d#
		4065	}
3422	},	4066	}
3423	);	4067	}
3424		4068
3425	{	4069	{
3426	BDB::max_poll_time $TICK * 0.1;	4070	# configure BDB
3427	$BDB_POLL_WATCHER = Event->io (	4071
3428	reentrant => 0,
3429	fd => BDB::poll_fileno,
3430	poll => 'r',
3431	prio => 0,
3432	data => WF_AUTOCANCEL,
3433	cb => \&BDB::poll_cb,
3434	);
3435	BDB::min_parallel 8;	4072	BDB::min_parallel 16;
3436		4073	BDB::max_poll_reqs $TICK * 0.1;
3437	BDB::set_sync_prepare {	4074	$AnyEvent::BDB::WATCHER->priority (1);
3438	my $status;
3439	my $current = $Coro::current;
3440	(
3441	sub {
3442	$status = $!;
3443	$current->ready; undef $current;
3444	},
3445	sub {
3446	Coro::schedule while defined $current;
3447	$! = $status;
3448	},
3449	)
3450	};
3451		4075
3452	unless ($DB_ENV) {	4076	unless ($DB_ENV) {
3453	$DB_ENV = BDB::db_env_create;	4077	$DB_ENV = BDB::db_env_create;
		4078	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4079	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4080	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4081	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4082	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3454		4083
3455	cf::sync_job {	4084	cf::sync_job {
3456	eval {	4085	eval {
3457	BDB::db_env_open	4086	BDB::db_env_open
3458	$DB_ENV,	4087	$DB_ENV,
…		…
3460	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4089	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3461	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4090	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3462	0666;	4091	0666;
3463		4092
3464	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4093	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3465
3466	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3467	$DB_ENV->set_lk_detect;
3468	};	4094	};
3469		4095
3470	cf::cleanup "db_env_open(db): $@" if $@;	4096	cf::cleanup "db_env_open(db): $@" if $@;
3471	};	4097	};
3472	}	4098	}
		4099
		4100	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4101	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4102	};
		4103	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4104	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4105	};
		4106	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4107	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4108	};
3473	}	4109	}
3474		4110
3475	{	4111	{
		4112	# configure IO::AIO
		4113
3476	IO::AIO::min_parallel 8;	4114	IO::AIO::min_parallel 8;
3477
3478	undef $Coro::AIO::WATCHER;
3479	IO::AIO::max_poll_time $TICK * 0.1;	4115	IO::AIO::max_poll_time $TICK * 0.1;
3480	$AIO_POLL_WATCHER = Event->io (	4116	undef $AnyEvent::AIO::WATCHER;
3481	reentrant => 0,
3482	data => WF_AUTOCANCEL,
3483	fd => IO::AIO::poll_fileno,
3484	poll => 'r',
3485	prio => 6,
3486	cb => \&IO::AIO::poll_cb,
3487	);
3488	}	4117	}
3489		4118
3490	my $_log_backtrace;	4119	my $_log_backtrace;
3491		4120
3492	sub _log_backtrace {	4121	sub _log_backtrace {
…		…
3495	$msg =~ s/\n//;	4124	$msg =~ s/\n//;
3496		4125
3497	# limit the # of concurrent backtraces	4126	# limit the # of concurrent backtraces
3498	if ($_log_backtrace < 2) {	4127	if ($_log_backtrace < 2) {
3499	++$_log_backtrace;	4128	++$_log_backtrace;
		4129	my $perl_bt = Carp::longmess $msg;
3500	async {	4130	async {
		4131	$Coro::current->{desc} = "abt $msg";
		4132
3501	my @bt = fork_call {	4133	my @bt = fork_call {
3502	@addr = map { sprintf "%x", $_ } @addr;	4134	@addr = map { sprintf "%x", $_ } @addr;
3503	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4135	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3504	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4136	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3505	or die "addr2line: $!";	4137	or die "addr2line: $!";
…		…
3513	}	4145	}
3514		4146
3515	@funcs	4147	@funcs
3516	};	4148	};
3517		4149
3518	LOG llevInfo, "[ABT] $msg\n";	4150	LOG llevInfo, "[ABT] $perl_bt\n";
		4151	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3519	LOG llevInfo, "[ABT] $_\n" for @bt;	4152	LOG llevInfo, "[ABT] $_\n" for @bt;
3520	--$_log_backtrace;	4153	--$_log_backtrace;
3521	};	4154	};
3522	} else {	4155	} else {
3523	LOG llevInfo, "[ABT] $msg\n";	4156	LOG llevInfo, "[ABT] $msg\n";
3524	LOG llevInfo, "[ABT] [suppressed]\n";	4157	LOG llevInfo, "[ABT] [suppressed]\n";
3525	}	4158	}
3526	}	4159	}
3527		4160
3528	# load additional modules	4161	# load additional modules
3529	use cf::pod;	4162	require "cf/$_.pm" for @EXTRA_MODULES;
		4163	cf::_connect_to_perl_2;
3530		4164
3531	END { cf::emergency_save }	4165	END { cf::emergency_save }
3532		4166
3533	1	4167	1
3534		4168

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