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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.353 by root, Sun Sep 2 08:43:46 2007 UTC vs.
Revision 1.542 by root, Wed May 5 09:05:03 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		240
173	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
174		242
175	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	245	that call.
178		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
179	=back	253	=back
180		254
181	=cut	255	=cut
182		256
183	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	264	my $msg = join "", @_;
186		265
187	$msg .= "\n"	266	$msg .= "\n"
188	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
189		268
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		270
192	utf8::encode $msg;
193	LOG llevError, $msg;	271	LOG llevWarn, $msg;
194	};	272	};
195	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
196		287
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	298	for my $pkg (qw(
208	cf::global cf::attachable	299	cf::global cf::attachable
209	cf::object cf::object::player	300	cf::object cf::object::player
210	cf::client cf::player	301	cf::client cf::player
211	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
212	cf::map cf::party cf::region	304	cf::party cf::region
213	)) {	305	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	307	}
217		308
218	$Event::DIED = sub {	309	$EV::DIED = sub {
219	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
220	};	311	};
221		312
222	#############################################################################	313	#############################################################################
223		314
224	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	338	$d
248	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
249	}	340	}
250		341
251	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
252		343
253	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
254		345
255	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
256		347
257	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
258		349
259	=cut	350	=cut
260		351
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		353
263	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
265		370
266	=item cf::lock_wait $string	371	=item cf::lock_wait $string
267		372
268	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
269		374
270	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
271		376
272	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
275	returned.	380	returned.
276		381
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
…		…
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	}
…		…
1818	sub find {	2053	sub find {
1819	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1820		2055
1821	$path = normalise $path, $origin && $origin->path;	2056	$path = normalise $path, $origin && $origin->path;
1822		2057
		2058	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	2059	my $guard2 = cf::lock_acquire "map_find:$path";
1824		2060
1825	$cf::MAP{$path} || do {	2061	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	2062	my $map = new_from_path cf::map $path
1828	or return;	2063	or return;
1829		2064
1830	$map->{last_save} = $cf::RUNTIME;	2065	$map->{last_save} = $cf::RUNTIME;
1831		2066
…		…
1833	or return;	2068	or return;
1834		2069
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2070	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	2071	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	2072	#$cf::WAIT_FOR_TICK->wait;
		2073	undef $guard2;
		2074	undef $guard1;
1838	$map->reset;	2075	$map->reset;
1839	undef $guard;
1840	return find $path;	2076	return find $path;
1841	}	2077	}
1842		2078
1843	$cf::MAP{$path} = $map	2079	$cf::MAP{$path} = $map
1844	}	2080	}
1845	}	2081	}
1846		2082
1847	sub pre_load { }	2083	sub pre_load { }
1848	sub post_load { }	2084	#sub post_load { } # XS
1849		2085
1850	sub load {	2086	sub load {
1851	my ($self) = @_;	2087	my ($self) = @_;
1852		2088
1853	local $self->{deny_reset} = 1; # loading can take a long time	2089	local $self->{deny_reset} = 1; # loading can take a long time
1854		2090
1855	my $path = $self->{path};	2091	my $path = $self->{path};
1856		2092
1857	{	2093	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2094	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2095
		2096	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2097	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2098
1863	$self->in_memory (cf::MAP_LOADING);	2099	$self->in_memory (cf::MAP_LOADING);
1864		2100
1865	$self->alloc;	2101	$self->alloc;
1866		2102
1867	$self->pre_load;	2103	$self->pre_load;
1868	cf::cede_to_tick;	2104	cf::cede_to_tick;
1869		2105
		2106	my $f = new_from_file cf::object::thawer $self->{load_path};
		2107	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2108	$self->_load_objects ($f)
1871	or return;	2109	or return;
1872		2110
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2111	$self->post_load_original
1874	if delete $self->{load_original};	2112	if delete $self->{load_original};
1875		2113
1876	if (my $uniq = $self->uniq_path) {	2114	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2115	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2116	unless (aio_stat $uniq) {
		2117	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2118	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2119	$self->_load_objects ($f);
		2120	$f->resolve_delayed_derefs;
		2121	}
1881	}	2122	}
1882	}	2123	}
		2124
		2125	$f->resolve_delayed_derefs;
1883		2126
1884	cf::cede_to_tick;	2127	cf::cede_to_tick;
1885	# now do the right thing for maps	2128	# now do the right thing for maps
1886	$self->link_multipart_objects;	2129	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2130	$self->difficulty ($self->estimate_difficulty)
…		…
1891	unless ($self->{deny_activate}) {	2134	unless ($self->{deny_activate}) {
1892	$self->decay_objects;	2135	$self->decay_objects;
1893	$self->fix_auto_apply;	2136	$self->fix_auto_apply;
1894	$self->update_buttons;	2137	$self->update_buttons;
1895	cf::cede_to_tick;	2138	cf::cede_to_tick;
1896	$self->set_darkness_map;
1897	cf::cede_to_tick;
1898	$self->activate;	2139	$self->activate;
1899	}	2140	}
1900		2141
1901	$self->{last_save} = $cf::RUNTIME;	2142	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2143	$self->last_access ($cf::RUNTIME);
1903		2144
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2145	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2146	}
1906		2147
1907	$self->post_load;	2148	$self->post_load;
1908	}	2149	}
1909		2150
		2151	# customize the map for a given player, i.e.
		2152	# return the _real_ map. used by e.g. per-player
		2153	# maps to change the path to ~playername/mappath
1910	sub customise_for {	2154	sub customise_for {
1911	my ($self, $ob) = @_;	2155	my ($self, $ob) = @_;
1912		2156
1913	return find "~" . $ob->name . "/" . $self->{path}	2157	return find "~" . $ob->name . "/" . $self->{path}
1914	if $self->per_player;	2158	if $self->per_player;
…		…
1930	or next;	2174	or next;
1931	$neigh = find $neigh, $map	2175	$neigh = find $neigh, $map
1932	or next;	2176	or next;
1933	$neigh->load;	2177	$neigh->load;
1934		2178
		2179	# now find the diagonal neighbours
1935	push @neigh,	2180	push @neigh,
1936	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2181	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1937	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2182	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1938	}	2183	}
1939		2184
…		…
1946	}	2191	}
1947		2192
1948	sub find_sync {	2193	sub find_sync {
1949	my ($path, $origin) = @_;	2194	my ($path, $origin) = @_;
1950		2195
1951	cf::sync_job { find $path, $origin }	2196	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2197	if $Coro::current == $Coro::main;
		2198
		2199	find $path, $origin
1952	}	2200	}
1953		2201
1954	sub do_load_sync {	2202	sub do_load_sync {
1955	my ($map) = @_;	2203	my ($map) = @_;
1956		2204
1957	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2205	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1958	if $Coro::current == $Coro::main;	2206	if $Coro::current == $Coro::main;
1959		2207
1960	cf::sync_job { $map->load };	2208	$map->load;
1961	}	2209	}
1962		2210
1963	our %MAP_PREFETCH;	2211	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2212	our $MAP_PREFETCHER = undef;
1965		2213
…		…
1967	my ($path, $origin, $load) = @_;	2215	my ($path, $origin, $load) = @_;
1968		2216
1969	$path = normalise $path, $origin && $origin->{path};	2217	$path = normalise $path, $origin && $origin->{path};
1970		2218
1971	if (my $map = $cf::MAP{$path}) {	2219	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2220	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2221	}
1974		2222
1975	$MAP_PREFETCH{$path} |= $load;	2223	$MAP_PREFETCH{$path} |= $load;
1976		2224
1977	$MAP_PREFETCHER ||= cf::async {	2225	$MAP_PREFETCHER ||= cf::async {
		2226	$Coro::current->{desc} = "map prefetcher";
		2227
1978	while (%MAP_PREFETCH) {	2228	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2229	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2230	if (my $map = find $k) {
1981	$map->load if $v;	2231	$map->load if $v;
1982	}	2232	}
…		…
1989	$MAP_PREFETCHER->prio (6);	2239	$MAP_PREFETCHER->prio (6);
1990		2240
1991	()	2241	()
1992	}	2242	}
1993		2243
		2244	# common code, used by both ->save and ->swapout
1994	sub save {	2245	sub _save {
1995	my ($self) = @_;	2246	my ($self) = @_;
1996
1997	my $lock = cf::lock_acquire "map_data:$self->{path}";
1998		2247
1999	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2000		2249
2001	return unless $self->dirty;	2250	return unless $self->dirty;
2002		2251
…		…
2008	return if $self->{deny_save};	2257	return if $self->{deny_save};
2009		2258
2010	local $self->{last_access} = $self->last_access;#d#	2259	local $self->{last_access} = $self->last_access;#d#
2011		2260
2012	cf::async {	2261	cf::async {
		2262	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2263	$_->contr->save for $self->players;
2014	};	2264	};
		2265
		2266	cf::get_slot 0.02;
2015		2267
2016	if ($uniq) {	2268	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2269	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2270	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2271	} else {
2020	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2272	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2021	}	2273	}
2022	}	2274	}
2023		2275
		2276	sub save {
		2277	my ($self) = @_;
		2278
		2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2280
		2281	$self->_save;
		2282	}
		2283
2024	sub swap_out {	2284	sub swap_out {
2025	my ($self) = @_;	2285	my ($self) = @_;
2026		2286
2027	# save first because save cedes
2028	$self->save;
2029
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2288
		2289	return if $self->in_memory != cf::MAP_ACTIVE;
		2290	return if $self->{deny_save};
2032	return if $self->players;	2291	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;
2034	return if $self->{deny_save};
2035		2292
		2293	# first deactivate the map and "unlink" it from the core
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
		2296	$self->in_memory (cf::MAP_SWAPPED);
		2297
		2298	# then atomically save
		2299	$self->_save;
		2300
		2301	# then free the map
2036	$self->clear;	2302	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2303	}
2039		2304
2040	sub reset_at {	2305	sub reset_at {
2041	my ($self) = @_;	2306	my ($self) = @_;
2042		2307
…		…
2060		2325
2061	my $lock = cf::lock_acquire "map_data:$self->{path}";	2326	my $lock = cf::lock_acquire "map_data:$self->{path}";
2062		2327
2063	return if $self->players;	2328	return if $self->players;
2064		2329
2065	warn "resetting map ", $self->path;	2330	cf::trace "resetting map ", $self->path, "\n";
2066		2331
2067	$self->in_memory (cf::MAP_SWAPPED);	2332	$self->in_memory (cf::MAP_SWAPPED);
2068		2333
2069	# need to save uniques path	2334	# need to save uniques path
2070	unless ($self->{deny_save}) {	2335	unless ($self->{deny_save}) {
…		…
2074	if $uniq;	2339	if $uniq;
2075	}	2340	}
2076		2341
2077	delete $cf::MAP{$self->path};	2342	delete $cf::MAP{$self->path};
2078		2343
		2344	$self->deactivate;
		2345	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2346	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2347
2083	$self->unlink_save;	2348	$self->unlink_save;
2084	$self->destroy;	2349	$self->destroy;
2085	}	2350	}
2086		2351
…		…
2094		2359
2095	delete $cf::MAP{$self->path};	2360	delete $cf::MAP{$self->path};
2096		2361
2097	$self->unlink_save;	2362	$self->unlink_save;
2098		2363
2099	bless $self, "cf::map";	2364	bless $self, "cf::map::wrap";
2100	delete $self->{deny_reset};	2365	delete $self->{deny_reset};
2101	$self->{deny_save} = 1;	2366	$self->{deny_save} = 1;
2102	$self->reset_timeout (1);	2367	$self->reset_timeout (1);
2103	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2368	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2104		2369
…		…
2153		2418
2154	sub unique_maps() {	2419	sub unique_maps() {
2155	[	2420	[
2156	map {	2421	map {
2157	utf8::decode $_;	2422	utf8::decode $_;
2158	/\.map$/	2423	s/\.map$//; # TODO future compatibility hack
		2424	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2425	? ()
2159	? normalise $_	2426	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2427	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2428	]
2163	}	2429	}
2164		2430
2165	package cf;	2431	=item cf::map::static_maps
		2432
		2433	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2434	file in the shared directory excluding F</styles> and F</editor>). May
		2435	block.
		2436
		2437	=cut
		2438
		2439	sub static_maps() {
		2440	my @dirs = "";
		2441	my @maps;
		2442
		2443	while (@dirs) {
		2444	my $dir = shift @dirs;
		2445
		2446	next if $dir eq "/styles" || $dir eq "/editor";
		2447
		2448	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2449	or return;
		2450
		2451	for (@$files) {
		2452	s/\.map$// or next;
		2453	utf8::decode $_;
		2454	push @maps, "$dir/$_";
		2455	}
		2456
		2457	push @dirs, map "$dir/$_", @$dirs;
		2458	}
		2459
		2460	\@maps
		2461	}
2166		2462
2167	=back	2463	=back
2168		2464
2169	=head3 cf::object	2465	=head3 cf::object
2170		2466
…		…
2174		2470
2175	=over 4	2471	=over 4
2176		2472
2177	=item $ob->inv_recursive	2473	=item $ob->inv_recursive
2178		2474
2179	Returns the inventory of the object _and_ their inventories, recursively.	2475	Returns the inventory of the object I<and> their inventories, recursively,
		2476	but I<not> the object itself.
2180		2477
2181	=cut	2478	=cut
2182		2479
2183	sub inv_recursive_;	2480	sub inv_recursive_;
2184	sub inv_recursive_ {	2481	sub inv_recursive_ {
…		…
2187		2484
2188	sub inv_recursive {	2485	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2486	inv_recursive_ inv $_[0]
2190	}	2487	}
2191		2488
		2489	=item $ref = $ob->ref
		2490
		2491	Creates and returns a persistent reference to an object that can be stored as a string.
		2492
		2493	=item $ob = cf::object::deref ($refstring)
		2494
		2495	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2496	even if the object actually exists. May block.
		2497
		2498	=cut
		2499
		2500	sub deref {
		2501	my ($ref) = @_;
		2502
		2503	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2504	my ($uuid, $name) = ($1, $2);
		2505	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2506	or return;
		2507	$pl->ob->uuid eq $uuid
		2508	or return;
		2509
		2510	$pl->ob
		2511	} else {
		2512	warn "$ref: cannot resolve object reference\n";
		2513	undef
		2514	}
		2515	}
		2516
2192	package cf;	2517	package cf;
2193		2518
2194	=back	2519	=back
2195		2520
2196	=head3 cf::object::player	2521	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2527	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	2528	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2529	dialogue with the given NPC character.
2205		2530
2206	=cut	2531	=cut
		2532
		2533	our $SAY_CHANNEL = {
		2534	id => "say",
		2535	title => "Map",
		2536	reply => "say ",
		2537	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2538	};
		2539
		2540	our $CHAT_CHANNEL = {
		2541	id => "chat",
		2542	title => "Chat",
		2543	reply => "chat ",
		2544	tooltip => "Player chat and shouts, global to the server.",
		2545	};
2207		2546
2208	# rough implementation of a future "reply" method that works	2547	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2548	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2549	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2550	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2562	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2563	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2564
2226	} else {	2565	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2566	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2567	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2568	}
2230	}	2569	}
2231	}	2570	}
2232		2571
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2572	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2597
2259	=item $player_object->enter_link	2598	=item $player_object->enter_link
2260		2599
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2600	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2601
2263	The player should be reasonably safe there for short amounts of time. You	2602	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.	2603	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2604	though, as the player cannot control the character while it is on the link
		2605	map.
2265		2606
2266	Will never block.	2607	Will never block.
2267		2608
2268	=item $player_object->leave_link ($map, $x, $y)	2609	=item $player_object->leave_link ($map, $x, $y)
2269		2610
…		…
2289	sub cf::object::player::enter_link {	2630	sub cf::object::player::enter_link {
2290	my ($self) = @_;	2631	my ($self) = @_;
2291		2632
2292	$self->deactivate_recursive;	2633	$self->deactivate_recursive;
2293		2634
		2635	++$self->{_link_recursion};
		2636
2294	return if UNIVERSAL::isa $self->map, "ext::map_link";	2637	return if UNIVERSAL::isa $self->map, "ext::map_link";
2295		2638
2296	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2639	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2297	if $self->map && $self->map->{path} ne "{link}";	2640	if $self->map && $self->map->{path} ne "{link}";
2298		2641
2299	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2642	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2300	}	2643	}
2301		2644
2302	sub cf::object::player::leave_link {	2645	sub cf::object::player::leave_link {
2303	my ($self, $map, $x, $y) = @_;	2646	my ($self, $map, $x, $y) = @_;
2304		2647
…		…
2321	($x, $y) = (-1, -1)	2664	($x, $y) = (-1, -1)
2322	unless (defined $x) && (defined $y);	2665	unless (defined $x) && (defined $y);
2323		2666
2324	# use -1 or undef as default coordinates, not 0, 0	2667	# use -1 or undef as default coordinates, not 0, 0
2325	($x, $y) = ($map->enter_x, $map->enter_y)	2668	($x, $y) = ($map->enter_x, $map->enter_y)
2326	if $x <=0 && $y <= 0;	2669	if $x <= 0 && $y <= 0;
2327		2670
2328	$map->load;	2671	$map->load;
2329	$map->load_neighbours;	2672	$map->load_neighbours;
2330		2673
2331	return unless $self->contr->active;	2674	return unless $self->contr->active;
2332	$self->activate_recursive;
2333		2675
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2676	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2677	if ($self->enter_map ($map, $x, $y)) {
2336	}	2678	# entering was successful
		2679	delete $self->{_link_recursion};
		2680	# only activate afterwards, to support waiting in hooks
		2681	$self->activate_recursive;
		2682	}
2337		2683
		2684	}
		2685
2338	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2686	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2339		2687
2340	Moves the player to the given map-path and coordinates by first freezing	2688	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	2689	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	2690	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	2691	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2692	be called at the end of this process.
2345		2693
		2694	Note that $check will be called with a potentially non-loaded map, so if
		2695	it needs a loaded map it has to call C<< ->load >>.
		2696
2346	=cut	2697	=cut
2347		2698
2348	our $GOTOGEN;	2699	our $GOTOGEN;
2349		2700
2350	sub cf::object::player::goto {	2701	sub cf::object::player::goto {
2351	my ($self, $path, $x, $y, $check, $done) = @_;	2702	my ($self, $path, $x, $y, $check, $done) = @_;
2352		2703
		2704	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2705	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2706	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2707	($path, $x, $y) = @$EMERGENCY_POSITION;
		2708	}
		2709
2353	# do generation counting so two concurrent goto's will be executed in-order	2710	# do generation counting so two concurrent goto's will be executed in-order
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2711	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2712
2356	$self->enter_link;	2713	$self->enter_link;
2357		2714
2358	(async {	2715	(async {
		2716	$Coro::current->{desc} = "player::goto $path $x $y";
		2717
		2718	# *tag paths override both path and x|y
		2719	if ($path =~ /^\*(.*)$/) {
		2720	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2721	my $ob = $obs[rand @obs];
		2722
		2723	# see if we actually can go there
		2724	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2725	$ob = $obs[rand @obs];
		2726	} else {
		2727	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2728	}
		2729	# else put us there anyways for now #d#
		2730
		2731	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2732	} else {
		2733	($path, $x, $y) = (undef, undef, undef);
		2734	}
		2735	}
		2736
2359	my $map = eval {	2737	my $map = eval {
2360	my $map = cf::map::find $path;	2738	my $map = defined $path ? cf::map::find $path : undef;
2361		2739
2362	if ($map) {	2740	if ($map) {
2363	$map = $map->customise_for ($self);	2741	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2742	$map = $check->($map, $x, $y, $self) if $check && $map;
2365	} else {	2743	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2744	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2745	}
2368		2746
2369	$map	2747	$map
2370	};	2748	};
2371		2749
…		…
2377	if ($gen == $self->{_goto_generation}) {	2755	if ($gen == $self->{_goto_generation}) {
2378	delete $self->{_goto_generation};	2756	delete $self->{_goto_generation};
2379	$self->leave_link ($map, $x, $y);	2757	$self->leave_link ($map, $x, $y);
2380	}	2758	}
2381		2759
2382	$done->() if $done;	2760	$done->($self) if $done;
2383	})->prio (1);	2761	})->prio (1);
2384	}	2762	}
2385		2763
2386	=item $player_object->enter_exit ($exit_object)	2764	=item $player_object->enter_exit ($exit_object)
2387		2765
…		…
2407	}	2785	}
2408		2786
2409	sub prepare_random_map {	2787	sub prepare_random_map {
2410	my ($exit) = @_;	2788	my ($exit) = @_;
2411		2789
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2790	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2791	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2792	# that depends on the exit object
2417		2793
2418	my $rmp = parse_random_map_params $exit->msg;	2794	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2796	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2797	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2798	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2799	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2800	$rmp->{origin_y} = $exit->y;
		2801
		2802	$exit->map->touch;
2425	}	2803	}
2426		2804
2427	$rmp->{random_seed} ||= $exit->random_seed;	2805	$rmp->{random_seed} ||= $exit->random_seed;
2428		2806
2429	my $data = cf::to_json $rmp;	2807	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2808	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2809	my $meta = "$RANDOMDIR/$md5.meta";
2432		2810
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2811	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2812	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2813	undef $fh;
2436	aio_rename "$meta~", $meta;	2814	aio_rename "$meta~", $meta;
2437		2815
		2816	my $slaying = "?random/$md5";
		2817
		2818	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2819	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2820	$exit->msg (undef);
		2821	}
2440	}	2822	}
2441	}	2823	}
2442		2824
2443	sub cf::object::player::enter_exit {	2825	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2826	my ($self, $exit) = @_;
2445		2827
2446	return unless $self->type == cf::PLAYER;	2828	return unless $self->type == cf::PLAYER;
2447		2829
2448	if ($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;	2830	$self->enter_link;
2460		2831
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 {	2832	(async {
2466	$self->deactivate_recursive; # just to be sure	2833	$Coro::current->{desc} = "enter_exit";
		2834
2467	unless (eval {	2835	unless (eval {
		2836	$self->deactivate_recursive; # just to be sure
		2837
		2838	# random map handling
		2839	{
		2840	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2841
		2842	prepare_random_map $exit
		2843	if $exit->slaying eq "/!";
		2844	}
		2845
		2846	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2847	my $x = $exit->stats->hp;
		2848	my $y = $exit->stats->sp;
		2849
2468	$self->goto ($slaying, $hp, $sp);	2850	$self->goto ($map, $x, $y);
2469		2851
		2852	# if exit is damned, update players death & WoR home-position
		2853	$self->contr->savebed ($map, $x, $y)
		2854	if $exit->flag (cf::FLAG_DAMNED);
		2855
2470	1;	2856	1
2471	}) {	2857	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2858	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2859	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2860	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2861	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2862
2477	warn "ERROR in enter_exit: $@";	2863	error "ERROR in enter_exit: $@";
2478	$self->leave_link;	2864	$self->leave_link;
2479	}	2865	}
2480	})->prio (1);	2866	})->prio (1);
2481	}	2867	}
2482		2868
…		…
2494	sub cf::client::send_drawinfo {	2880	sub cf::client::send_drawinfo {
2495	my ($self, $text, $flags) = @_;	2881	my ($self, $text, $flags) = @_;
2496		2882
2497	utf8::encode $text;	2883	utf8::encode $text;
2498	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2884	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2885	}
		2886
		2887	=item $client->send_big_packet ($pkt)
		2888
		2889	Like C<send_packet>, but tries to compress large packets, and fragments
		2890	them as required.
		2891
		2892	=cut
		2893
		2894	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2895
		2896	sub cf::client::send_big_packet {
		2897	my ($self, $pkt) = @_;
		2898
		2899	# try lzf for large packets
		2900	$pkt = "lzf " . Compress::LZF::compress $pkt
		2901	if 1024 <= length $pkt and $self->{can_lzf};
		2902
		2903	# split very large packets
		2904	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2905	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2906	$pkt = "frag";
		2907	}
		2908
		2909	$self->send_packet ($pkt);
2499	}	2910	}
2500		2911
2501	=item $client->send_msg ($channel, $msg, $color, [extra...])	2912	=item $client->send_msg ($channel, $msg, $color, [extra...])
2502		2913
2503	Send a drawinfo or msg packet to the client, formatting the msg for the	2914	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2916	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2917	the message unless the client supports the msg packet.
2507		2918
2508	=cut	2919	=cut
2509		2920
		2921	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2922	our %CHANNEL = (
		2923	"c/motd" => {
		2924	id => "infobox",
		2925	title => "MOTD",
		2926	reply => undef,
		2927	tooltip => "The message of the day",
		2928	},
2511	"c/identify" => {	2929	"c/identify" => {
2512	id => "identify",	2930	id => "infobox",
2513	title => "Identify",	2931	title => "Identify",
2514	reply => undef,	2932	reply => undef,
2515	tooltip => "Items recently identified",	2933	tooltip => "Items recently identified",
2516	},	2934	},
2517	"c/examine" => {	2935	"c/examine" => {
2518	id => "examine",	2936	id => "infobox",
2519	title => "Examine",	2937	title => "Examine",
2520	reply => undef,	2938	reply => undef,
2521	tooltip => "Signs and other items you examined",	2939	tooltip => "Signs and other items you examined",
2522	},	2940	},
		2941	"c/shopinfo" => {
		2942	id => "infobox",
		2943	title => "Shop Info",
		2944	reply => undef,
		2945	tooltip => "What your bargaining skill tells you about the shop",
		2946	},
		2947	"c/book" => {
		2948	id => "infobox",
		2949	title => "Book",
		2950	reply => undef,
		2951	tooltip => "The contents of a note or book",
		2952	},
		2953	"c/lookat" => {
		2954	id => "infobox",
		2955	title => "Look",
		2956	reply => undef,
		2957	tooltip => "What you saw there",
		2958	},
		2959	"c/who" => {
		2960	id => "infobox",
		2961	title => "Players",
		2962	reply => undef,
		2963	tooltip => "Shows players who are currently online",
		2964	},
		2965	"c/body" => {
		2966	id => "infobox",
		2967	title => "Body Parts",
		2968	reply => undef,
		2969	tooltip => "Shows which body parts you posess and are available",
		2970	},
		2971	"c/statistics" => {
		2972	id => "infobox",
		2973	title => "Statistics",
		2974	reply => undef,
		2975	tooltip => "Shows your primary statistics",
		2976	},
		2977	"c/skills" => {
		2978	id => "infobox",
		2979	title => "Skills",
		2980	reply => undef,
		2981	tooltip => "Shows your experience per skill and item power",
		2982	},
		2983	"c/shopitems" => {
		2984	id => "infobox",
		2985	title => "Shop Items",
		2986	reply => undef,
		2987	tooltip => "Shows the items currently for sale in this shop",
		2988	},
		2989	"c/resistances" => {
		2990	id => "infobox",
		2991	title => "Resistances",
		2992	reply => undef,
		2993	tooltip => "Shows your resistances",
		2994	},
		2995	"c/pets" => {
		2996	id => "infobox",
		2997	title => "Pets",
		2998	reply => undef,
		2999	tooltip => "Shows information abotu your pets/a specific pet",
		3000	},
		3001	"c/perceiveself" => {
		3002	id => "infobox",
		3003	title => "Perceive Self",
		3004	reply => undef,
		3005	tooltip => "You gained detailed knowledge about yourself",
		3006	},
		3007	"c/uptime" => {
		3008	id => "infobox",
		3009	title => "Uptime",
		3010	reply => undef,
		3011	tooltip => "How long the server has been running since last restart",
		3012	},
		3013	"c/mapinfo" => {
		3014	id => "infobox",
		3015	title => "Map Info",
		3016	reply => undef,
		3017	tooltip => "Information related to the maps",
		3018	},
		3019	"c/party" => {
		3020	id => "party",
		3021	title => "Party",
		3022	reply => "gsay ",
		3023	tooltip => "Messages and chat related to your party",
		3024	},
		3025	"c/death" => {
		3026	id => "death",
		3027	title => "Death",
		3028	reply => undef,
		3029	tooltip => "Reason for and more info about your most recent death",
		3030	},
		3031	"c/say" => $SAY_CHANNEL,
		3032	"c/chat" => $CHAT_CHANNEL,
2523	);	3033	);
2524		3034
2525	sub cf::client::send_msg {	3035	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	3036	my ($self, $channel, $msg, $color, @extra) = @_;
2527		3037
2528	$msg = $self->pl->expand_cfpod ($msg);	3038	$msg = $self->pl->expand_cfpod ($msg)
		3039	unless $color & cf::NDI_VERBATIM;
2529		3040
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	3041	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		3042
2532	# check predefined channels, for the benefit of C	3043	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3044	if ($CHANNEL{$channel}) {
		3045	$channel = $CHANNEL{$channel};
2534		3046
		3047	$self->ext_msg (channel_info => $channel);
		3048	$channel = $channel->{id};
		3049
2535	if (ref $channel) {	3050	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	3051	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	3052	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	3053	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel)	3054	$self->ext_msg (channel_info => $channel);
2540	if $self->can_msg;
2541	}	3055	}
2542		3056
2543	$channel = $channel->{id};	3057	$channel = $channel->{id};
2544	}	3058	}
2545		3059
2546	return unless @extra || length $msg;	3060	return unless @extra || length $msg;
2547		3061
2548	if ($self->can_msg) {
2549	# default colour, mask it out	3062	# default colour, mask it out
2550	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3063	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2551	if $color & cf::NDI_DEF;	3064	if $color & cf::NDI_DEF;
2552		3065
2553	$self->send_packet ("msg " . $self->{json_coder}->encode (	3066	my $pkt = "msg "
		3067	. $self->{json_coder}->encode (
2554	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3068	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2555	} else {	3069	);
2556	if ($color >= 0) {
2557	# replace some tags by gcfclient-compatible ones
2558	for ($msg) {
2559	1 while
2560	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2561	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2562	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2563	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2564	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2565	}
2566		3070
2567	$color &= cf::NDI_COLOR_MASK;	3071	$self->send_big_packet ($pkt);
2568
2569	utf8::encode $msg;
2570
2571	if (0 && $msg =~ /\[/) {
2572	# COMMAND/INFO
2573	$self->send_packet ("drawextinfo $color 10 8 $msg")
2574	} else {
2575	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2576	$self->send_packet ("drawinfo $color $msg")
2577	}
2578	}
2579	}
2580	}	3072	}
2581		3073
2582	=item $client->ext_msg ($type, @msg)	3074	=item $client->ext_msg ($type, @msg)
2583		3075
2584	Sends an ext event to the client.	3076	Sends an ext event to the client.
…		…
2587		3079
2588	sub cf::client::ext_msg($$@) {	3080	sub cf::client::ext_msg($$@) {
2589	my ($self, $type, @msg) = @_;	3081	my ($self, $type, @msg) = @_;
2590		3082
2591	if ($self->extcmd == 2) {	3083	if ($self->extcmd == 2) {
2592	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3084	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2593	} elsif ($self->extcmd == 1) { # TODO: remove	3085	} elsif ($self->extcmd == 1) { # TODO: remove
2594	push @msg, msgtype => "event_$type";	3086	push @msg, msgtype => "event_$type";
2595	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3087	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2596	}	3088	}
2597	}	3089	}
2598		3090
2599	=item $client->ext_reply ($msgid, @msg)	3091	=item $client->ext_reply ($msgid, @msg)
2600		3092
…		…
2604		3096
2605	sub cf::client::ext_reply($$@) {	3097	sub cf::client::ext_reply($$@) {
2606	my ($self, $id, @msg) = @_;	3098	my ($self, $id, @msg) = @_;
2607		3099
2608	if ($self->extcmd == 2) {	3100	if ($self->extcmd == 2) {
2609	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2610	} elsif ($self->extcmd == 1) {	3102	} elsif ($self->extcmd == 1) {
2611	#TODO: version 1, remove	3103	#TODO: version 1, remove
2612	unshift @msg, msgtype => "reply", msgid => $id;	3104	unshift @msg, msgtype => "reply", msgid => $id;
2613	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3105	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2614	}	3106	}
2615	}	3107	}
2616		3108
2617	=item $success = $client->query ($flags, "text", \&cb)	3109	=item $success = $client->query ($flags, "text", \&cb)
2618		3110
…		…
2689		3181
2690	$ns->ext_reply ($reply, @reply)	3182	$ns->ext_reply ($reply, @reply)
2691	if $reply;	3183	if $reply;
2692		3184
2693	} else {	3185	} else {
2694	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3186	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2695	}	3187	}
2696		3188
2697	cf::override;	3189	cf::override;
2698	},	3190	},
2699	);	3191	);
…		…
2719		3211
2720	$coro	3212	$coro
2721	}	3213	}
2722		3214
2723	cf::client->attach (	3215	cf::client->attach (
2724	on_destroy => sub {	3216	on_client_destroy => sub {
2725	my ($ns) = @_;	3217	my ($ns) = @_;
2726		3218
2727	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3219	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2728	},	3220	},
2729	);	3221	);
…		…
2745	our $safe_hole = new Safe::Hole;	3237	our $safe_hole = new Safe::Hole;
2746		3238
2747	$SIG{FPE} = 'IGNORE';	3239	$SIG{FPE} = 'IGNORE';
2748		3240
2749	$safe->permit_only (Opcode::opset qw(	3241	$safe->permit_only (Opcode::opset qw(
2750	:base_core :base_mem :base_orig :base_math	3242	:base_core :base_mem :base_orig :base_math :base_loop
2751	grepstart grepwhile mapstart mapwhile	3243	grepstart grepwhile mapstart mapwhile
2752	sort time	3244	sort time
2753	));	3245	));
2754		3246
2755	# here we export the classes and methods available to script code	3247	# here we export the classes and methods available to script code
…		…
2757	=pod	3249	=pod
2758		3250
2759	The following functions and methods are available within a safe environment:	3251	The following functions and methods are available within a safe environment:
2760		3252
2761	cf::object	3253	cf::object
2762	contr pay_amount pay_player map x y force_find force_add	3254	contr pay_amount pay_player map x y force_find force_add destroy
2763	insert remove name archname title slaying race decrease_ob_nr	3255	insert remove name archname title slaying race decrease split
		3256	value
2764		3257
2765	cf::object::player	3258	cf::object::player
2766	player	3259	player
2767		3260
2768	cf::player	3261	cf::player
…		…
2773		3266
2774	=cut	3267	=cut
2775		3268
2776	for (	3269	for (
2777	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3270	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2778	insert remove inv name archname title slaying race	3271	insert remove inv nrof name archname title slaying race
2779	decrease_ob_nr)],	3272	decrease split destroy change_exp value msg lore send_msg)],
2780	["cf::object::player" => qw(player)],	3273	["cf::object::player" => qw(player)],
2781	["cf::player" => qw(peaceful)],	3274	["cf::player" => qw(peaceful send_msg)],
2782	["cf::map" => qw(trigger)],	3275	["cf::map" => qw(trigger)],
2783	) {	3276	) {
2784	no strict 'refs';
2785	my ($pkg, @funs) = @$_;	3277	my ($pkg, @funs) = @$_;
2786	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3278	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2787	for @funs;	3279	for @funs;
2788	}	3280	}
2789		3281
…		…
2804		3296
2805	my $qcode = $code;	3297	my $qcode = $code;
2806	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3298	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2807	$qcode =~ s/\n/\\n/g;	3299	$qcode =~ s/\n/\\n/g;
2808		3300
		3301	%vars = (_dummy => 0) unless %vars;
		3302
		3303	my @res;
2809	local $_;	3304	local $_;
2810	local @safe::cf::_safe_eval_args = values %vars;
2811		3305
2812	my $eval =	3306	my $eval =
2813	"do {\n"	3307	"do {\n"
2814	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3308	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2815	. "#line 0 \"{$qcode}\"\n"	3309	. "#line 0 \"{$qcode}\"\n"
2816	. $code	3310	. $code
2817	. "\n}"	3311	. "\n}"
2818	;	3312	;
2819		3313
		3314	if ($CFG{safe_eval}) {
2820	sub_generation_inc;	3315	sub_generation_inc;
		3316	local @safe::cf::_safe_eval_args = values %vars;
2821	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3317	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2822	sub_generation_inc;	3318	sub_generation_inc;
		3319	} else {
		3320	local @cf::_safe_eval_args = values %vars;
		3321	@res = wantarray ? eval eval : scalar eval $eval;
		3322	}
2823		3323
2824	if ($@) {	3324	if ($@) {
2825	warn "$@";	3325	warn "$@",
2826	warn "while executing safe code '$code'\n";	3326	"while executing safe code '$code'\n",
2827	warn "with arguments " . (join " ", %vars) . "\n";	3327	"with arguments " . (join " ", %vars) . "\n";
2828	}	3328	}
2829		3329
2830	wantarray ? @res : $res[0]	3330	wantarray ? @res : $res[0]
2831	}	3331	}
2832		3332
…		…
2846	=cut	3346	=cut
2847		3347
2848	sub register_script_function {	3348	sub register_script_function {
2849	my ($fun, $cb) = @_;	3349	my ($fun, $cb) = @_;
2850		3350
2851	no strict 'refs';	3351	$fun = "safe::$fun" if $CFG{safe_eval};
2852	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3352	*$fun = $safe_hole->wrap ($cb);
2853	}	3353	}
2854		3354
2855	=back	3355	=back
2856		3356
2857	=cut	3357	=cut
2858		3358
2859	#############################################################################	3359	#############################################################################
2860	# the server's init and main functions	3360	# the server's init and main functions
		3361
		3362	# async inc loader. yay.
		3363	sub inc_loader {
		3364	my $mod = $_[1];
		3365
		3366	if (in_main && !tick_inhibit) {
		3367	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3368	} else {
		3369	debug "loading perl module $mod\n";
		3370	}
		3371
		3372	# 1. find real file
		3373	for my $dir (@ORIG_INC) {
		3374	ref $dir and next;
		3375	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3376	or next;
		3377
		3378	$data = "#line 1 $dir/$mod\n$data";
		3379
		3380	open my $fh, "<", \$data or die;
		3381
		3382	return $fh;
		3383	}
		3384
		3385	()
		3386	}
		3387
		3388	sub init_inc {
		3389	# save original @INC
		3390	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3391
		3392	# make sure we can do scalar-opens
		3393	open my $dummy, "<", \my $dummy2;
		3394
		3395	# execute some stuff so perl load's some of the core modules
		3396	/Ü/ =~ /ü/i;
		3397	eval { &Storable::nstore_fd };
		3398
		3399	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3400
		3401	debug "module loading will be asynchronous from this point on.";
		3402	}
2861		3403
2862	sub load_facedata($) {	3404	sub load_facedata($) {
2863	my ($path) = @_;	3405	my ($path) = @_;
2864		3406
2865	# HACK to clear player env face cache, we need some signal framework	3407	# HACK to clear player env face cache, we need some signal framework
2866	# for this (global event?)	3408	# for this (global event?)
2867	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
2868		3410
2869	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2870		3412
2871	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
2872		3414
2873	my $facedata;	3415	my $facedata;
2874	0 < aio_load $path, $facedata	3416	0 < aio_load $path, $facedata
2875	or die "$path: $!";	3417	or die "$path: $!";
2876		3418
…		…
2878		3420
2879	$facedata->{version} == 2	3421	$facedata->{version} == 2
2880	or cf::cleanup "$path: version mismatch, cannot proceed.";	3422	or cf::cleanup "$path: version mismatch, cannot proceed.";
2881		3423
2882	# patch in the exptable	3424	# patch in the exptable
		3425	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2883	$facedata->{resource}{"res/exp_table"} = {	3426	$facedata->{resource}{"res/exp_table"} = {
2884	type => FT_RSRC,	3427	type => FT_RSRC,
2885	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3428	data => $exp_table,
		3429	hash => (Digest::MD5::md5 $exp_table),
2886	};	3430	};
2887	cf::cede_to_tick;	3431	cf::cede_to_tick;
2888		3432
2889	{	3433	{
2890	my $faces = $facedata->{faceinfo};	3434	my $faces = $facedata->{faceinfo};
2891		3435
2892	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
2893	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3437	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3438
2894	cf::face::set_visibility $idx, $info->{visibility};	3439	cf::face::set_visibility $idx, $info->{visibility};
2895	cf::face::set_magicmap $idx, $info->{magicmap};	3440	cf::face::set_magicmap $idx, $info->{magicmap};
2896	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3441	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2897	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3442	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2898		3443
2899	cf::cede_to_tick;	3444	cf::cede_to_tick;
2900	}	3445	}
2901		3446
2902	while (my ($face, $info) = each %$faces) {	3447	while (my ($face, $info) = each %$faces) {
2903	next unless $info->{smooth};	3448	next unless $info->{smooth};
		3449
2904	my $idx = cf::face::find $face	3450	my $idx = cf::face::find $face
2905	or next;	3451	or next;
		3452
2906	if (my $smooth = cf::face::find $info->{smooth}) {	3453	if (my $smooth = cf::face::find $info->{smooth}) {
2907	cf::face::set_smooth $idx, $smooth;	3454	cf::face::set_smooth $idx, $smooth;
2908	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3455	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2909	} else {	3456	} else {
2910	warn "smooth face '$info->{smooth}' not found for face '$face'";	3457	error "smooth face '$info->{smooth}' not found for face '$face'";
2911	}	3458	}
2912		3459
2913	cf::cede_to_tick;	3460	cf::cede_to_tick;
2914	}	3461	}
2915	}	3462	}
…		…
2924		3471
2925	cf::anim::invalidate_all; # d'oh	3472	cf::anim::invalidate_all; # d'oh
2926	}	3473	}
2927		3474
2928	{	3475	{
2929	# TODO: for gcfclient pleasure, we should give resources
2930	# that gcfclient doesn't grok a >10000 face index.
2931	my $res = $facedata->{resource};	3476	my $res = $facedata->{resource};
2932		3477
2933	my $soundconf = delete $res->{"res/sound.conf"};
2934
2935	while (my ($name, $info) = each %$res) {	3478	while (my ($name, $info) = each %$res) {
		3479	if (defined $info->{type}) {
2936	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3480	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2937	my $data;
2938		3481
2939	if ($info->{type} & 1) {	3482	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2940	# prepend meta info	3483	cf::face::set_type $idx, $info->{type};
2941
2942	my $meta = $enc->encode ({
2943	name => $name,
2944	%{ $info->{meta} || {} },
2945	});
2946
2947	$data = pack "(w/a*)*", $meta, $info->{data};
2948	} else {	3484	} else {
2949	$data = $info->{data};	3485	$RESOURCE{$name} = $info; # unused
2950	}	3486	}
2951		3487
2952	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2953	cf::face::set_type $idx, $info->{type};
2954
2955	cf::cede_to_tick;	3488	cf::cede_to_tick;
2956	}	3489	}
2957
2958	if ($soundconf) {
2959	$soundconf = $enc->decode (delete $soundconf->{data});
2960
2961	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2962	my $sound = $soundconf->{compat}[$_]
2963	or next;
2964
2965	my $face = cf::face::find "sound/$sound->[1]";
2966	cf::sound::set $sound->[0] => $face;
2967	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2968	}
2969
2970	while (my ($k, $v) = each %{$soundconf->{event}}) {
2971	my $face = cf::face::find "sound/$v";
2972	cf::sound::set $k => $face;
2973	}
2974	}
2975	}	3490	}
		3491
		3492	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2976		3493
2977	1	3494	1
2978	}	3495	}
2979		3496
2980	register_exticmd fx_want => sub {	3497	register_exticmd fx_want => sub {
…		…
2982		3499
2983	while (my ($k, $v) = each %$want) {	3500	while (my ($k, $v) = each %$want) {
2984	$ns->fx_want ($k, $v);	3501	$ns->fx_want ($k, $v);
2985	}	3502	}
2986	};	3503	};
		3504
		3505	sub load_resource_file($) {
		3506	my $guard = lock_acquire "load_resource_file";
		3507
		3508	my $status = load_resource_file_ $_[0];
		3509	get_slot 0.1, 100;
		3510	cf::arch::commit_load;
		3511
		3512	$status
		3513	}
2987		3514
2988	sub reload_regions {	3515	sub reload_regions {
2989	# HACK to clear player env face cache, we need some signal framework	3516	# HACK to clear player env face cache, we need some signal framework
2990	# for this (global event?)	3517	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3518	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3005	}	3532	}
3006		3533
3007	sub reload_archetypes {	3534	sub reload_archetypes {
3008	load_resource_file "$DATADIR/archetypes"	3535	load_resource_file "$DATADIR/archetypes"
3009	or die "unable to load archetypes\n";	3536	or die "unable to load archetypes\n";
3010	#d# NEED to laod twice to resolve forward references
3011	# this really needs to be done in an extra post-pass
3012	# (which needs to be synchronous, so solve it differently)
3013	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";
3015	}	3537	}
3016		3538
3017	sub reload_treasures {	3539	sub reload_treasures {
3018	load_resource_file "$DATADIR/treasures"	3540	load_resource_file "$DATADIR/treasures"
3019	or die "unable to load treasurelists\n";	3541	or die "unable to load treasurelists\n";
3020	}	3542	}
3021		3543
		3544	sub reload_sound {
		3545	trace "loading sound config from $DATADIR/sound\n";
		3546
		3547	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3548	or die "$DATADIR/sound $!";
		3549
		3550	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3551
		3552	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3553	my $sound = $soundconf->{compat}[$_]
		3554	or next;
		3555
		3556	my $face = cf::face::find "sound/$sound->[1]";
		3557	cf::sound::set $sound->[0] => $face;
		3558	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3559	}
		3560
		3561	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3562	my $face = cf::face::find "sound/$v";
		3563	cf::sound::set $k => $face;
		3564	}
		3565	}
		3566
3022	sub reload_resources {	3567	sub reload_resources {
3023	warn "reloading resource files...\n";	3568	trace "reloading resource files...\n";
3024		3569
		3570	reload_facedata;
		3571	reload_sound;
		3572	reload_archetypes;
3025	reload_regions;	3573	reload_regions;
3026	reload_facedata;
3027	#reload_archetypes;#d#
3028	reload_archetypes;
3029	reload_treasures;	3574	reload_treasures;
3030		3575
3031	warn "finished reloading resource files\n";	3576	trace "finished reloading resource files\n";
3032	}
3033
3034	sub init {
3035	reload_resources;
3036	}	3577	}
3037		3578
3038	sub reload_config {	3579	sub reload_config {
		3580	trace "reloading config file...\n";
		3581
3039	open my $fh, "<:utf8", "$CONFDIR/config"	3582	open my $fh, "<:utf8", "$CONFDIR/config"
3040	or return;	3583	or return;
3041		3584
3042	local $/;	3585	local $/;
3043	*CFG = YAML::Syck::Load <$fh>;	3586	*CFG = YAML::XS::Load scalar <$fh>;
3044		3587
3045	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3588	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3046		3589
3047	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3590	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3048	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3591	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3049		3592
3050	if (exists $CFG{mlockall}) {	3593	if (exists $CFG{mlockall}) {
…		…
3052	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3595	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3053	and die "WARNING: m(un)lockall failed: $!\n";	3596	and die "WARNING: m(un)lockall failed: $!\n";
3054	};	3597	};
3055	warn $@ if $@;	3598	warn $@ if $@;
3056	}	3599	}
		3600
		3601	trace "finished reloading resource files\n";
		3602	}
		3603
		3604	sub pidfile() {
		3605	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3606	or die "$PIDFILE: $!";
		3607	flock $fh, &Fcntl::LOCK_EX
		3608	or die "$PIDFILE: flock: $!";
		3609	$fh
		3610	}
		3611
		3612	# make sure only one server instance is running at any one time
		3613	sub atomic {
		3614	my $fh = pidfile;
		3615
		3616	my $pid = <$fh>;
		3617	kill 9, $pid if $pid > 0;
		3618
		3619	seek $fh, 0, 0;
		3620	print $fh $$;
		3621	}
		3622
		3623	sub main_loop {
		3624	trace "EV::loop starting\n";
		3625	if (1) {
		3626	EV::loop;
		3627	}
		3628	trace "EV::loop returned\n";
		3629	goto &main_loop unless $REALLY_UNLOOP;
3057	}	3630	}
3058		3631
3059	sub main {	3632	sub main {
		3633	cf::init_globals; # initialise logging
		3634
		3635	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3636	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3637	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3638	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3639
		3640	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3641
3060	# we must not ever block the main coroutine	3642	# we must not ever block the main coroutine
3061	local $Coro::idle = sub {	3643	local $Coro::idle = sub {
3062	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3644	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3063	(async {	3645	(async {
3064	Event::one_event;	3646	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3647	EV::loop EV::LOOP_ONESHOT;
3065	})->prio (Coro::PRIO_MAX);	3648	})->prio (Coro::PRIO_MAX);
3066	};	3649	};
3067		3650
		3651	evthread_start IO::AIO::poll_fileno;
		3652
		3653	cf::sync_job {
		3654	init_inc;
		3655
		3656	cf::init_experience;
		3657	cf::init_anim;
		3658	cf::init_attackmess;
		3659	cf::init_dynamic;
		3660
		3661	cf::load_settings;
		3662	cf::load_materials;
		3663
		3664	reload_resources;
3068	reload_config;	3665	reload_config;
3069	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
3070	load_extensions;	3676	load_extensions;
3071		3677
3072	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
3073	Event::loop;	3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	(pop @POST_INIT)->(0) while @POST_INIT;
		3685	};
		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
3074	}	3696	}
3075		3697
3076	#############################################################################	3698	#############################################################################
3077	# initialisation and cleanup	3699	# initialisation and cleanup
3078		3700
3079	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3080	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
3081	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3082	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3083	reentrant => 0,
3084	data => WF_AUTOCANCEL,
3085	signal => $signal,
3086	prio => 0,
3087	cb => sub {
3088	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3089	},
3090	);	3707	};
3091	}	3708	}
3092	}	3709	}
3093		3710
3094	sub write_runtime {	3711	sub write_runtime_sync {
3095	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
3096		3713
3097	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3098	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3099		3716
3100	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3101		3718
3102	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3103		3720
3104	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3105	or return;	3722	or return;
3106		3723
3107	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3108	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3109	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3119	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
3120		3737
3121	close $fh	3738	close $fh
3122	or return;	3739	or return;
3123		3740
3124	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3125	and return;	3742	and return;
3126		3743
3127	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3128		3745
3129	1	3746	1
		3747	}
		3748
		3749	our $uuid_lock;
		3750	our $uuid_skip;
		3751
		3752	sub write_uuid_sync($) {
		3753	$uuid_skip ||= $_[0];
		3754
		3755	return if $uuid_lock;
		3756	local $uuid_lock = 1;
		3757
		3758	my $uuid = "$LOCALDIR/uuid";
		3759
		3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3761	or return;
		3762
		3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
		3771	$uuid_skip = 0;
		3772
		3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3774	and return;
		3775
		3776	# always fsync - this file is important
		3777	aio_fsync $fh
		3778	and return;
		3779
		3780	close $fh
		3781	or return;
		3782
		3783	aio_rename "$uuid~", $uuid
		3784	and return;
		3785
		3786	trace "uuid file written ($value).\n";
		3787
		3788	1
		3789
		3790	}
		3791
		3792	sub write_uuid($$) {
		3793	my ($skip, $sync) = @_;
		3794
		3795	$sync ? write_uuid_sync $skip
		3796	: async { write_uuid_sync $skip };
3130	}	3797	}
3131		3798
3132	sub emergency_save() {	3799	sub emergency_save() {
3133	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3134		3801
3135	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
3136		3808
3137	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
3138	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3139	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3140	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3141	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
3142	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3143	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3144	$pl->valid or next;	3818	$pl->valid or next;
		3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3145	$pl->save;	3820	$pl->save;
3146	}	3821	}
3147	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
3148		3823
3149	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
3150	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3151	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3152	$map->valid or next;	3829	$map->valid or next;
3153	$map->save;	3830	$map->save;
3154	}	3831	}
3155	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
3156		3833
3157	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
3158	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3159	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
		3839
		3840	info "emergency_perl_save: begin write uuid\n";
		3841	write_uuid_sync 1;
		3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3160	};	3862	};
3161		3863
3162	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
3163	}	3865	}
3164		3866
3165	sub post_cleanup {	3867	sub post_cleanup {
3166	my ($make_core) = @_;	3868	my ($make_core) = @_;
3167		3869
		3870	IO::AIO::flush;
		3871
3168	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3169	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
		3877	}
		3878
		3879	# a safer delete_package, copied from Symbol
		3880	sub clear_package($) {
		3881	my $pkg = shift;
		3882
		3883	# expand to full symbol table name if needed
		3884	unless ($pkg =~ /^main::.*::$/) {
		3885	$pkg = "main$pkg" if $pkg =~ /^::/;
		3886	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3887	$pkg .= '::' unless $pkg =~ /::$/;
		3888	}
		3889
		3890	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3891	my $stem_symtab = *{$stem}{HASH};
		3892
		3893	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3894	or return;
		3895
		3896	# clear all symbols
		3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3898	for my $name (keys %$leaf_symtab) {
		3899	_gv_clear *{"$pkg$name"};
		3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3901	}
3170	}	3902	}
3171		3903
3172	sub do_reload_perl() {	3904	sub do_reload_perl() {
3173	# can/must only be called in main	3905	# can/must only be called in main
3174	if ($Coro::current != $Coro::main) {	3906	if (in_main) {
3175	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3176	return;	3908	return;
3177	}	3909	}
3178		3910
		3911	return if $RELOAD++;
		3912
		3913	my $t1 = AE::time;
		3914
		3915	while ($RELOAD) {
3179	warn "reloading...";	3916	info "reloading...";
3180		3917
3181	warn "entering sync_job";	3918	trace "entering sync_job";
3182		3919
3183	cf::sync_job {	3920	cf::sync_job {
3184	cf::write_runtime; # external watchdog should not bark
3185	cf::emergency_save;	3921	cf::emergency_save;
3186	cf::write_runtime; # external watchdog should not bark
3187		3922
3188	warn "syncing database to disk";
3189	BDB::db_env_txn_checkpoint $DB_ENV;
3190
3191	# if anything goes wrong in here, we should simply crash as we already saved
3192
3193	warn "cancelling all WF_AUTOCANCEL watchers";
3194	for (Event::all_watchers) {
3195	$_->cancel if $_->data & WF_AUTOCANCEL;
3196	}
3197
3198	warn "flushing outstanding aio requests";
3199	for (;;) {
3200	BDB::flush;
3201	IO::AIO::flush;
3202	Coro::cede;
3203	last unless IO::AIO::nreqs || BDB::nreqs;
3204	warn "iterate...";
3205	}
3206
3207	++$RELOAD;
3208
3209	warn "cancelling all extension coros";	3923	trace "cancelling all extension coros";
3210	$_->cancel for values %EXT_CORO;	3924	$_->cancel for values %EXT_CORO;
3211	%EXT_CORO = ();	3925	%EXT_CORO = ();
3212		3926
3213	warn "removing commands";	3927	trace "removing commands";
3214	%COMMAND = ();	3928	%COMMAND = ();
3215		3929
3216	warn "removing ext/exti commands";	3930	trace "removing ext/exti commands";
3217	%EXTCMD = ();	3931	%EXTCMD = ();
3218	%EXTICMD = ();	3932	%EXTICMD = ();
3219		3933
3220	warn "unloading/nuking all extensions";	3934	trace "unloading/nuking all extensions";
3221	for my $pkg (@EXTS) {	3935	for my $pkg (@EXTS) {
3222	warn "... unloading $pkg";	3936	trace "... unloading $pkg";
3223		3937
3224	if (my $cb = $pkg->can ("unload")) {	3938	if (my $cb = $pkg->can ("unload")) {
3225	eval {	3939	eval {
3226	$cb->($pkg);	3940	$cb->($pkg);
3227	1	3941	1
3228	} or warn "$pkg unloaded, but with errors: $@";	3942	} or error "$pkg unloaded, but with errors: $@";
		3943	}
		3944
		3945	trace "... clearing $pkg";
		3946	clear_package $pkg;
3229	}	3947	}
3230		3948
3231	warn "... nuking $pkg";
3232	Symbol::delete_package $pkg;
3233	}
3234
3235	warn "unloading all perl modules loaded from $LIBDIR";	3949	trace "unloading all perl modules loaded from $LIBDIR";
3236	while (my ($k, $v) = each %INC) {	3950	while (my ($k, $v) = each %INC) {
3237	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3951	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3238		3952
3239	warn "... unloading $k";	3953	trace "... unloading $k";
3240	delete $INC{$k};	3954	delete $INC{$k};
3241		3955
3242	$k =~ s/\.pm$//;	3956	$k =~ s/\.pm$//;
3243	$k =~ s/\//::/g;	3957	$k =~ s/\//::/g;
3244		3958
3245	if (my $cb = $k->can ("unload_module")) {	3959	if (my $cb = $k->can ("unload_module")) {
3246	$cb->();	3960	$cb->();
		3961	}
		3962
		3963	clear_package $k;
3247	}	3964	}
3248		3965
3249	Symbol::delete_package $k;
3250	}
3251
3252	warn "getting rid of safe::, as good as possible";	3966	trace "getting rid of safe::, as good as possible";
3253	Symbol::delete_package "safe::$_"	3967	clear_package "safe::$_"
3254	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3968	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3255		3969
3256	warn "unloading cf.pm \"a bit\"";	3970	trace "unloading cf.pm \"a bit\"";
3257	delete $INC{"cf.pm"};	3971	delete $INC{"cf.pm"};
3258	delete $INC{"cf/pod.pm"};	3972	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3259		3973
3260	# don't, removes xs symbols, too,	3974	# don't, removes xs symbols, too,
3261	# and global variables created in xs	3975	# and global variables created in xs
3262	#Symbol::delete_package __PACKAGE__;	3976	#clear_package __PACKAGE__;
3263		3977
3264	warn "unload completed, starting to reload now";	3978	info "unload completed, starting to reload now";
3265		3979
3266	warn "reloading cf.pm";	3980	trace "reloading cf.pm";
3267	require cf;	3981	require cf;
3268	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3982	cf::_connect_to_perl_1;
3269		3983
3270	warn "loading config and database again";	3984	trace "loading config and database again";
3271	cf::reload_config;	3985	cf::reload_config;
3272		3986
3273	warn "loading extensions";	3987	trace "loading extensions";
3274	cf::load_extensions;	3988	cf::load_extensions;
3275		3989
		3990	if ($REATTACH_ON_RELOAD) {
3276	warn "reattaching attachments to objects/players";	3991	trace "reattaching attachments to objects/players";
3277	_global_reattach; # objects, sockets	3992	_global_reattach; # objects, sockets
3278	warn "reattaching attachments to maps";	3993	trace "reattaching attachments to maps";
3279	reattach $_ for values %MAP;	3994	reattach $_ for values %MAP;
3280	warn "reattaching attachments to players";	3995	trace "reattaching attachments to players";
3281	reattach $_ for values %PLAYER;	3996	reattach $_ for values %PLAYER;
		3997	}
3282		3998
		3999	trace "running post_init jobs";
		4000	(pop @POST_INIT)->(1) while @POST_INIT;
		4001
3283	warn "leaving sync_job";	4002	trace "leaving sync_job";
3284		4003
3285	1	4004	1
3286	} or do {	4005	} or do {
3287	warn $@;	4006	error $@;
3288	warn "error while reloading, exiting.";	4007	cf::cleanup "error while reloading, exiting.";
3289	exit 1;	4008	};
		4009
		4010	info "reloaded";
		4011	--$RELOAD;
3290	};	4012	}
3291		4013
3292	warn "reloaded";	4014	$t1 = AE::time - $t1;
		4015	info "reload completed in ${t1}s\n";
3293	};	4016	};
3294		4017
3295	our $RELOAD_WATCHER; # used only during reload	4018	our $RELOAD_WATCHER; # used only during reload
3296		4019
3297	sub reload_perl() {	4020	sub reload_perl() {
3298	# doing reload synchronously and two reloads happen back-to-back,	4021	# doing reload synchronously and two reloads happen back-to-back,
3299	# coro crashes during coro_state_free->destroy here.	4022	# coro crashes during coro_state_free->destroy here.
3300		4023
3301	$RELOAD_WATCHER ||= Event->timer (	4024	$RELOAD_WATCHER ||= cf::async {
3302	reentrant => 0,	4025	Coro::AIO::aio_wait cache_extensions;
3303	after => 0,	4026
3304	data => WF_AUTOCANCEL,	4027	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3305	cb => sub {
3306	do_reload_perl;	4028	do_reload_perl;
3307	undef $RELOAD_WATCHER;	4029	undef $RELOAD_WATCHER;
3308	},	4030	};
3309	);	4031	};
3310	}	4032	}
3311		4033
3312	register_command "reload" => sub {	4034	register_command "reload" => sub {
3313	my ($who, $arg) = @_;	4035	my ($who, $arg) = @_;
3314		4036
3315	if ($who->flag (FLAG_WIZ)) {	4037	if ($who->flag (FLAG_WIZ)) {
3316	$who->message ("reloading server.");	4038	$who->message ("reloading server.");
		4039	async {
		4040	$Coro::current->{desc} = "perl_reload";
3317	async { reload_perl };	4041	reload_perl;
		4042	};
3318	}	4043	}
3319	};	4044	};
3320		4045
3321	unshift @INC, $LIBDIR;	4046	#############################################################################
3322		4047
3323	my $bug_warning = 0;	4048	my $bug_warning = 0;
3324		4049
3325	our @WAIT_FOR_TICK;	4050	our @WAIT_FOR_TICK;
3326	our @WAIT_FOR_TICK_BEGIN;	4051	our @WAIT_FOR_TICK_BEGIN;
3327		4052
3328	sub wait_for_tick {	4053	sub wait_for_tick {
3329	return unless $TICK_WATCHER->is_active;
3330	return if $Coro::current == $Coro::main;	4054	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3331		4055
3332	my $signal = new Coro::Signal;	4056	my $signal = new Coro::Signal;
3333	push @WAIT_FOR_TICK, $signal;	4057	push @WAIT_FOR_TICK, $signal;
3334	$signal->wait;	4058	$signal->wait;
3335	}	4059	}
3336		4060
3337	sub wait_for_tick_begin {	4061	sub wait_for_tick_begin {
3338	return unless $TICK_WATCHER->is_active;
3339	return if $Coro::current == $Coro::main;	4062	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3340		4063
3341	my $signal = new Coro::Signal;	4064	my $signal = new Coro::Signal;
3342	push @WAIT_FOR_TICK_BEGIN, $signal;	4065	push @WAIT_FOR_TICK_BEGIN, $signal;
3343	$signal->wait;	4066	$signal->wait;
3344	}	4067	}
3345		4068
3346	my $min = 1e6;#d#	4069	sub tick {
3347	my $avg = 10;
3348	$TICK_WATCHER = Event->timer (
3349	reentrant => 0,
3350	parked => 1,
3351	prio => 0,
3352	at => $NEXT_TICK || $TICK,
3353	data => WF_AUTOCANCEL,
3354	cb => sub {
3355	if ($Coro::current != $Coro::main) {	4070	if ($Coro::current != $Coro::main) {
3356	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4071	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3357	unless ++$bug_warning > 10;	4072	unless ++$bug_warning > 10;
3358	return;	4073	return;
3359	}	4074	}
3360		4075
3361	$NOW = $tick_start = Event::time;
3362
3363	cf::server_tick; # one server iteration	4076	cf::server_tick; # one server iteration
3364		4077
3365	0 && sync_job {#d#	4078	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3366	for(1..10) {
3367	my $t = Event::time;
3368	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3369	or die;
3370		4079
3371	$map->width (50);	4080	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3372	$map->height (50);	4081	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3373	$map->alloc;	4082	Coro::async_pool {
3374	$map->_load_objects ("/tmp/x.map", 1);	4083	$Coro::current->{desc} = "runtime saver";
3375	my $t = Event::time - $t;	4084	write_runtime_sync
3376		4085	or error "ERROR: unable to write runtime file: $!";
3377	#next unless $t < 0.0013;#d#
3378	if ($t < $min) {
3379	$min = $t;
3380	}
3381	$avg = $avg * 0.99 + $t * 0.01;
3382	}
3383	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3384	exit 0;
3385	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3386	};	4086	};
		4087	}
3387		4088
3388	$RUNTIME += $TICK;
3389	$NEXT_TICK += $TICK;
3390
3391	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3392	$NEXT_RUNTIME_WRITE = $NOW + 10;
3393	Coro::async_pool {
3394	write_runtime
3395	or warn "ERROR: unable to write runtime file: $!";
3396	};
3397	}
3398
3399	# my $AFTER = Event::time;
3400	# warn $AFTER - $NOW;#d#
3401
3402	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4089	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3403	$sig->send;	4090	$sig->send;
3404	}	4091	}
3405	while (my $sig = shift @WAIT_FOR_TICK) {	4092	while (my $sig = shift @WAIT_FOR_TICK) {
3406	$sig->send;	4093	$sig->send;
3407	}	4094	}
3408		4095
3409	$NOW = Event::time;	4096	$LOAD = ($NOW - $TICK_START) / $TICK;
3410
3411	# if we are delayed by four ticks or more, skip them all
3412	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3413
3414	$TICK_WATCHER->at ($NEXT_TICK);
3415	$TICK_WATCHER->start;
3416
3417	$LOAD = ($NOW - $tick_start) / $TICK;
3418	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4097	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3419		4098
3420	_post_tick;	4099	if (0) {
3421		4100	if ($NEXT_TICK) {
3422		4101	my $jitter = $TICK_START - $NEXT_TICK;
		4102	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4103	debug "jitter $JITTER\n";#d#
		4104	}
3423	},	4105	}
3424	);	4106	}
3425		4107
3426	{	4108	{
3427	BDB::max_poll_time $TICK * 0.1;	4109	# configure BDB
3428	$BDB_POLL_WATCHER = Event->io (	4110
3429	reentrant => 0,
3430	fd => BDB::poll_fileno,
3431	poll => 'r',
3432	prio => 0,
3433	data => WF_AUTOCANCEL,
3434	cb => \&BDB::poll_cb,
3435	);
3436	BDB::min_parallel 8;	4111	BDB::min_parallel 16;
3437		4112	BDB::max_poll_reqs $TICK * 0.1;
3438	BDB::set_sync_prepare {	4113	$AnyEvent::BDB::WATCHER->priority (1);
3439	my $status;
3440	my $current = $Coro::current;
3441	(
3442	sub {
3443	$status = $!;
3444	$current->ready; undef $current;
3445	},
3446	sub {
3447	Coro::schedule while defined $current;
3448	$! = $status;
3449	},
3450	)
3451	};
3452		4114
3453	unless ($DB_ENV) {	4115	unless ($DB_ENV) {
3454	$DB_ENV = BDB::db_env_create;	4116	$DB_ENV = BDB::db_env_create;
		4117	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4118	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4119	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4120	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4121	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3455		4122
3456	cf::sync_job {	4123	cf::sync_job {
3457	eval {	4124	eval {
3458	BDB::db_env_open	4125	BDB::db_env_open
3459	$DB_ENV,	4126	$DB_ENV,
…		…
3461	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4128	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3462	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4129	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3463	0666;	4130	0666;
3464		4131
3465	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4132	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3466
3467	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3468	$DB_ENV->set_lk_detect;
3469	};	4133	};
3470		4134
3471	cf::cleanup "db_env_open(db): $@" if $@;	4135	cf::cleanup "db_env_open(db): $@" if $@;
3472	};	4136	};
3473	}	4137	}
		4138
		4139	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4140	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4141	};
		4142	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4143	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4144	};
		4145	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4146	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4147	};
3474	}	4148	}
3475		4149
3476	{	4150	{
		4151	# configure IO::AIO
		4152
3477	IO::AIO::min_parallel 8;	4153	IO::AIO::min_parallel 8;
3478
3479	undef $Coro::AIO::WATCHER;
3480	IO::AIO::max_poll_time $TICK * 0.1;	4154	IO::AIO::max_poll_time $TICK * 0.1;
3481	$AIO_POLL_WATCHER = Event->io (	4155	undef $AnyEvent::AIO::WATCHER;
3482	reentrant => 0,
3483	data => WF_AUTOCANCEL,
3484	fd => IO::AIO::poll_fileno,
3485	poll => 'r',
3486	prio => 6,
3487	cb => \&IO::AIO::poll_cb,
3488	);
3489	}	4156	}
3490		4157
3491	my $_log_backtrace;	4158	my $_log_backtrace;
3492		4159
3493	sub _log_backtrace {	4160	sub _log_backtrace {
…		…
3496	$msg =~ s/\n//;	4163	$msg =~ s/\n//;
3497		4164
3498	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3499	if ($_log_backtrace < 2) {	4166	if ($_log_backtrace < 2) {
3500	++$_log_backtrace;	4167	++$_log_backtrace;
		4168	my $perl_bt = Carp::longmess $msg;
3501	async {	4169	async {
		4170	$Coro::current->{desc} = "abt $msg";
		4171
3502	my @bt = fork_call {	4172	my @bt = fork_call {
3503	@addr = map { sprintf "%x", $_ } @addr;	4173	@addr = map { sprintf "%x", $_ } @addr;
3504	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4174	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3505	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4175	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3506	or die "addr2line: $!";	4176	or die "addr2line: $!";
…		…
3514	}	4184	}
3515		4185
3516	@funcs	4186	@funcs
3517	};	4187	};
3518		4188
3519	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $perl_bt\n";
		4190	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3520	LOG llevInfo, "[ABT] $_\n" for @bt;	4191	LOG llevInfo, "[ABT] $_\n" for @bt;
3521	--$_log_backtrace;	4192	--$_log_backtrace;
3522	};	4193	};
3523	} else {	4194	} else {
3524	LOG llevInfo, "[ABT] $msg\n";	4195	LOG llevInfo, "[ABT] $msg\n";
3525	LOG llevInfo, "[ABT] [suppressed]\n";	4196	LOG llevInfo, "[ABT] [suppressed]\n";
3526	}	4197	}
3527	}	4198	}
3528		4199
3529	# load additional modules	4200	# load additional modules
3530	use cf::pod;	4201	require "cf/$_.pm" for @EXTRA_MODULES;
		4202	cf::_connect_to_perl_2;
3531		4203
3532	END { cf::emergency_save }	4204	END { cf::emergency_save }
3533		4205
3534	1	4206	1
3535		4207

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