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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.359 by root, Sat Sep 8 18:15:55 2007 UTC vs.
Revision 1.547 by root, Sun May 9 22:51:13 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
173	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
174		247
175	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	250	that call.
178		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
179	=back	258	=back
180		259
181	=cut	260	=cut
182		261
183	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	269	my $msg = join "", @_;
186		270
187	$msg .= "\n"	271	$msg .= "\n"
188	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
189		273
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		275
192	utf8::encode $msg;
193	LOG llevError, $msg;	276	LOG llevWarn, $msg;
194	};	277	};
195	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
196		292
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	303	for my $pkg (qw(
208	cf::global cf::attachable	304	cf::global cf::attachable
209	cf::object cf::object::player	305	cf::object cf::object::player
210	cf::client cf::player	306	cf::client cf::player
211	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
212	cf::map cf::party cf::region	309	cf::party cf::region
213	)) {	310	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	312	}
217		313
218	$Event::DIED = sub {	314	$EV::DIED = sub {
219	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
220	};	316	};
221		317
222	#############################################################################	318	#############################################################################
223		319
224	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	343	$d
248	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
249	}	345	}
250		346
251	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
252		348
253	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
254		350
255	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
256		352
257	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
258		354
259	=cut	355	=cut
260		356
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		358
263	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item cf::post_init { BLOCK }
		363
		364	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		365	but I<before> the server starts ticking again.
		366
		367	The cdoeblock will have a single boolean argument to indicate whether this
		368	is a reload or not.
		369
		370	=cut
		371
		372	sub post_init(&) {
		373	push @POST_INIT, shift;
		374	}
265		375
266	=item cf::lock_wait $string	376	=item cf::lock_wait $string
267		377
268	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
269		379
270	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
271		381
272	Wait until the given lock is available and then acquires it and returns	382	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,	383	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	384	for example when the coroutine gets canceled), the lock is automatically
275	returned.	385	returned.
276		386
277	Locks are *not* recursive, locking from the same coro twice results in a	387	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	388	deadlocked coro.
…		…
284		394
285	Return true if the lock is currently active, i.e. somebody has locked it.	395	Return true if the lock is currently active, i.e. somebody has locked it.
286		396
287	=cut	397	=cut
288		398
289	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		400
292	sub lock_wait($) {	401	sub lock_wait($) {
293	my ($key) = @_;	402	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	403	}
306		404
307	sub lock_acquire($) {	405	sub lock_acquire($) {
308	my ($key) = @_;	406	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	407	}
322		408
323	sub lock_active($) {	409	sub lock_active($) {
324	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	411	}
328		412
329	sub freeze_mainloop {	413	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	414	tick_inhibit_inc;
331		415
332	my $guard = Coro::guard {	416	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	417	}
334	};	418
335	$TICK_WATCHER->stop;	419	=item cf::periodic $interval, $cb
336	$guard	420
		421	Like EV::periodic, but randomly selects a starting point so that the actions
		422	get spread over time.
		423
		424	=cut
		425
		426	sub periodic($$) {
		427	my ($interval, $cb) = @_;
		428
		429	my $start = rand List::Util::min 180, $interval;
		430
		431	EV::periodic $start, $interval, 0, $cb
337	}	432	}
338		433
339	=item cf::get_slot $time[, $priority[, $name]]	434	=item cf::get_slot $time[, $priority[, $name]]
340		435
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	436	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
349		444
350	=cut	445	=cut
351		446
352	our @SLOT_QUEUE;	447	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
354		450
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	452	$SLOT_QUEUE = Coro::async {
		453	$Coro::current->desc ("timeslot manager");
		454
357	my $signal = new Coro::Signal;	455	my $signal = new Coro::Signal;
		456	my $busy;
358		457
359	while () {	458	while () {
360	next_job:	459	next_job:
		460
361	my $avail = cf::till_tick;	461	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	462
363	for (0 .. $#SLOT_QUEUE) {	463	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	466	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	467	$job->[2]->send;
367	Coro::cede;	468	Coro::cede;
368	goto next_job;	469	goto next_job;
369	}	470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	472	}
371	}	473	}
372		474
373	if (@SLOT_QUEUE) {	475	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	477	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	478	$signal->wait;
377	} else {	479	} else {
		480	$busy = 0;
378	Coro::schedule;	481	Coro::schedule;
379	}	482	}
380	}	483	}
381	};	484	};
382		485
383	sub get_slot($;$$) {	486	sub get_slot($;$$) {
		487	return if tick_inhibit || $Coro::current == $Coro::main;
		488
384	my ($time, $pri, $name) = @_;	489	my ($time, $pri, $name) = @_;
385		490
386	$time = $TICK * .6 if $time > $TICK * .6;	491	$time = clamp $time, 0.01, $TICK * .6;
		492
387	my $sig = new Coro::Signal;	493	my $sig = new Coro::Signal;
388		494
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	497	$SLOT_QUEUE->ready;
…		…
402		508
403	BEGIN { *async = \&Coro::async_pool }	509	BEGIN { *async = \&Coro::async_pool }
404		510
405	=item cf::sync_job { BLOCK }	511	=item cf::sync_job { BLOCK }
406		512
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	513	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	514	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	515	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	516	acceptable.
411		517
412	If it must be done, put the blocking parts into C<sync_job>. This will run	518	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	519	the given BLOCK in another coroutine while waiting for the result. The
…		…
417	=cut	523	=cut
418		524
419	sub sync_job(&) {	525	sub sync_job(&) {
420	my ($job) = @_;	526	my ($job) = @_;
421		527
422	if ($Coro::current == $Coro::main) {	528	if (in_main) {
423	my $time = Event::time;	529	my $time = AE::time;
424		530
425	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
427		533
428	# TODO: use suspend/resume instead	534	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	535
430	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
431		537
432	my $busy = 1;	538	my $busy = 1;
433	my @res;	539	my @res;
434		540
435	(async {	541	(async {
		542	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	543	@res = eval { $job->() };
437	warn $@ if $@;	544	error $@ if $@;
438	undef $busy;	545	undef $busy;
439	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
440		547
441	while ($busy) {	548	while ($busy) {
442	Coro::cede or Event::one_event;	549	if (Coro::nready) {
		550	Coro::cede_notself;
		551	} else {
		552	EV::loop EV::LOOP_ONESHOT;
443	}	553	}
		554	}
444		555
445	$time = Event::time - $time;	556	my $time = AE::time - $time;
446		557
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	558	$TICK_START += $time; # do not account sync jobs to server load
451		559
452	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
453	} else {	561	} else {
454	# we are in another coroutine, how wonderful, everything just works	562	# we are in another coroutine, how wonderful, everything just works
455		563
…		…
480	=item fork_call { }, $args	588	=item fork_call { }, $args
481		589
482	Executes the given code block with the given arguments in a seperate	590	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	591	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	592	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	593	never block itself or use any form of event handling.
486		594
487	=cut	595	=cut
		596
		597	sub post_fork {
		598	reset_signals;
		599	}
488		600
489	sub fork_call(&@) {	601	sub fork_call(&@) {
490	my ($cb, @args) = @_;	602	my ($cb, @args) = @_;
491		603
492	# we seemingly have to make a local copy of the whole thing,	604	# we seemingly have to make a local copy of the whole thing,
493	# otherwise perl prematurely frees the stuff :/	605	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)	606	# TODO: investigate and fix (likely this will be rather laborious)
495		607
496	my @res = Coro::Util::fork_eval {	608	my @res = Coro::Util::fork_eval {
497	reset_signals;	609	cf::post_fork;
498	&$cb	610	&$cb
499	}, @args;	611	}, @args;
500		612
501	wantarray ? @res : $res[-1]	613	wantarray ? @res : $res[-1]
502	}	614	}
503		615
		616	sub objinfo {
		617	(
		618	"counter value" => cf::object::object_count,
		619	"objects created" => cf::object::create_count,
		620	"objects destroyed" => cf::object::destroy_count,
		621	"freelist size" => cf::object::free_count,
		622	"allocated objects" => cf::object::objects_size,
		623	"active objects" => cf::object::actives_size,
		624	)
		625	}
		626
		627	=item $coin = coin_from_name $name
		628
		629	=cut
		630
		631	our %coin_alias = (
		632	"silver" => "silvercoin",
		633	"silvercoin" => "silvercoin",
		634	"silvercoins" => "silvercoin",
		635	"gold" => "goldcoin",
		636	"goldcoin" => "goldcoin",
		637	"goldcoins" => "goldcoin",
		638	"platinum" => "platinacoin",
		639	"platinumcoin" => "platinacoin",
		640	"platinumcoins" => "platinacoin",
		641	"platina" => "platinacoin",
		642	"platinacoin" => "platinacoin",
		643	"platinacoins" => "platinacoin",
		644	"royalty" => "royalty",
		645	"royalties" => "royalty",
		646	);
		647
		648	sub coin_from_name($) {
		649	$coin_alias{$_[0]}
		650	? cf::arch::find $coin_alias{$_[0]}
		651	: undef
		652	}
		653
504	=item $value = cf::db_get $family => $key	654	=item $value = cf::db_get $family => $key
505		655
506	Returns a single value from the environment database.	656	Returns a single value from the environment database.
507		657
508	=item cf::db_put $family => $key => $value	658	=item cf::db_put $family => $key => $value
509		659
510	Stores the given C<$value> in the family. It can currently store binary	660	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	661	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		662
		663	=item $db = cf::db_table "name"
		664
		665	Create and/or open a new database table. The string must not be "db" and must be unique
		666	within each server.
		667
513	=cut	668	=cut
		669
		670	sub db_table($) {
		671	cf::error "db_get called from main context"
		672	if $Coro::current == $Coro::main;
		673
		674	my ($name) = @_;
		675	my $db = BDB::db_create $DB_ENV;
		676
		677	eval {
		678	$db->set_flags (BDB::CHKSUM);
		679
		680	utf8::encode $name;
		681	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		682	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		683	cf::cleanup "db_open(db): $!" if $!;
		684	};
		685	cf::cleanup "db_open(db): $@" if $@;
		686
		687	$db
		688	}
514		689
515	our $DB;	690	our $DB;
516		691
517	sub db_init {	692	sub db_init {
518	unless ($DB) {	693	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	694	}
533		695
534	sub db_get($$) {	696	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	697	my $key = "$_[0]/$_[1]";
536		698
537	cf::sync_job {	699	cf::error "db_get called from main context"
		700	if $Coro::current == $Coro::main;
		701
538	BDB::db_get $DB, undef, $key, my $data;	702	BDB::db_get $DB, undef, $key, my $data;
539		703
540	$! ? ()	704	$! ? ()
541	: $data	705	: $data
542	}
543	}	706	}
544		707
545	sub db_put($$$) {	708	sub db_put($$$) {
546	BDB::dbreq_pri 4;	709	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	710	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
603		766
604	my $t1 = Time::HiRes::time;	767	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	768	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	769	my $t2 = Time::HiRes::time;
607		770
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	771	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		772
610	db_put cache => "$id/data", $data;	773	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	774	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	775	db_put cache => "$id/meta", $meta;
613		776
…		…
623		786
624	=cut	787	=cut
625		788
626	sub datalog($@) {	789	sub datalog($@) {
627	my ($type, %kv) = @_;	790	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	791	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	792	}
630		793
631	=back	794	=back
632		795
633	=cut	796	=cut
634		797
635	#############################################################################	798	#############################################################################
636		799
637	=head2 ATTACHABLE OBJECTS	800	=head2 ATTACHABLE OBJECTS
638		801
639	Many objects in crossfire are so-called attachable objects. That means you can	802	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	803	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	804	to it. All such attachable objects support the following methods.
642		805
643	In the following description, CLASS can be any of C<global>, C<object>	806	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	807	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	808	Deliantra).
646		809
647	=over 4	810	=over 4
648		811
649	=item $attachable->attach ($attachment, key => $value...)	812	=item $attachable->attach ($attachment, key => $value...)
650		813
…		…
694	=item cf::CLASS::attachment $name, ...	857	=item cf::CLASS::attachment $name, ...
695		858
696	Register an attachment by C<$name> through which attachable objects of the	859	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	860	given CLASS can refer to this attachment.
698		861
699	Some classes such as crossfire maps and objects can specify attachments	862	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	863	that are attached at load/instantiate time, thus the need for a name.
701		864
702	These calls expect any number of the following handler/hook descriptions:	865	These calls expect any number of the following handler/hook descriptions:
703		866
704	=over 4	867	=over 4
…		…
828		991
829	} elsif (exists $cb_id{$type}) {	992	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	993	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		994
832	} elsif (ref $type) {	995	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	996	error "attaching objects not supported, ignoring.\n";
834		997
835	} else {	998	} else {
836	shift @arg;	999	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1000	error "attach argument '$type' not supported, ignoring.\n";
838	}	1001	}
839	}	1002	}
840	}	1003	}
841		1004
842	sub _object_attach {	1005	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1015	_attach $registry, $klass, @attach;
853	}	1016	}
854		1017
855	$obj->{$name} = \%arg;	1018	$obj->{$name} = \%arg;
856	} else {	1019	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1020	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1021	}
859		1022
860	$obj->{_attachment}{$name} = undef;	1023	$obj->{_attachment}{$name} = undef;
861	}	1024	}
862		1025
…		…
921		1084
922	for (@$callbacks) {	1085	for (@$callbacks) {
923	eval { &{$_->[1]} };	1086	eval { &{$_->[1]} };
924		1087
925	if ($@) {	1088	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1089	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1090	override;
929	}	1091	}
930		1092
931	return 1 if $override;	1093	return 1 if $override;
932	}	1094	}
933		1095
934	0	1096	0
935	}	1097	}
936		1098
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1099	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1100
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1101	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1102
941	Generate an object-specific event with the given arguments.	1103	Generate an object-specific event with the given arguments.
942		1104
…		…
948		1110
949	=cut	1111	=cut
950		1112
951	#############################################################################	1113	#############################################################################
952	# object support	1114	# object support
953	#
954		1115
		1116	sub _object_equal($$);
		1117	sub _object_equal($$) {
		1118	my ($a, $b) = @_;
		1119
		1120	return 0 unless (ref $a) eq (ref $b);
		1121
		1122	if ("HASH" eq ref $a) {
		1123	my @ka = keys %$a;
		1124	my @kb = keys %$b;
		1125
		1126	return 0 if @ka != @kb;
		1127
		1128	for (0 .. $#ka) {
		1129	return 0 unless $ka[$_] eq $kb[$_];
		1130	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1131	}
		1132
		1133	} elsif ("ARRAY" eq ref $a) {
		1134
		1135	return 0 if @$a != @$b;
		1136
		1137	for (0 .. $#$a) {
		1138	return 0 unless _object_equal $a->[$_], $b->[$_];
		1139	}
		1140
		1141	} elsif ($a ne $b) {
		1142	return 0;
		1143	}
		1144
		1145	1
		1146	}
		1147
		1148	our $SLOW_MERGES;#d#
955	sub _can_merge {	1149	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1150	my ($ob1, $ob2) = @_;
957		1151
958	local $Storable::canonical = 1;	1152	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1153
962	$fob1 eq $fob2	1154	# we do the slow way here
		1155	return _object_equal $ob1, $ob2
963	}	1156	}
964		1157
965	sub reattach {	1158	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1159	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1160	my ($obj) = @_;
968		1161
		1162	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1163	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1164
971	my $registry = $obj->registry;	1165	my $registry = $obj->registry;
972		1166
973	@$registry = ();	1167	@$registry = ();
974		1168
…		…
979	for (@$attach) {	1173	for (@$attach) {
980	my ($klass, @attach) = @$_;	1174	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1175	_attach $registry, $klass, @attach;
982	}	1176	}
983	} else {	1177	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1178	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1179	}
986	}	1180	}
987	}	1181	}
988		1182
989	cf::attachable->attach (	1183	cf::attachable->attach (
990	prio => -1000000,	1184	prio => -1000000,
991	on_instantiate => sub {	1185	on_instantiate => sub {
992	my ($obj, $data) = @_;	1186	my ($obj, $data) = @_;
993		1187
994	$data = from_json $data;	1188	$data = decode_json $data;
995		1189
996	for (@$data) {	1190	for (@$data) {
997	my ($name, $args) = @$_;	1191	my ($name, $args) = @$_;
998		1192
999	$obj->attach ($name, %{$args || {} });	1193	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1207	);
1014		1208
1015	sub object_freezer_save {	1209	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1210	my ($filename, $rdata, $objs) = @_;
1017		1211
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1212	sync_job {
1021	if (length $$rdata) {	1213	if (length $$rdata) {
		1214	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1215	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1216	$decname, length $$rdata, scalar @$objs
		1217	if $VERBOSE_IO;
1024		1218
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1219	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1220	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1221	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
1029	close $fh;	1226	aio_close $fh;
1030		1227
1031	if (@$objs) {	1228	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1229	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1230	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1231	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1232	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1233	if ($cf::USE_FSYNC) {
		1234	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;
		1235	aio_fsync $fh;
		1236	}
1037	close $fh;	1237	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1238	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1239	}
1040	} else {	1240	} else {
1041	aio_unlink "$filename.pst";	1241	aio_unlink "$filename.pst";
1042	}	1242	}
1043		1243
1044	aio_rename "$filename~", $filename;	1244	aio_rename "$filename~", $filename;
		1245
		1246	$filename =~ s%/[^/]+$%%;
		1247	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1248	} else {
1046	warn "FATAL: $filename~: $!\n";	1249	error "unable to save objects: $filename~: $!\n";
1047	}	1250	}
1048	} else {	1251	} else {
1049	aio_unlink $filename;	1252	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1051	}	1254	}
1052	};	1255	};
1053
1054	undef $guard;
1055	}	1256	}
1056		1257
1057	sub object_freezer_as_string {	1258	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1259	my ($rdata, $objs) = @_;
1059		1260
…		…
1064		1265
1065	sub object_thawer_load {	1266	sub object_thawer_load {
1066	my ($filename) = @_;	1267	my ($filename) = @_;
1067		1268
1068	my ($data, $av);	1269	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1270
1072	(aio_load $filename, $data) >= 0	1271	(aio_load $filename, $data) >= 0
1073	or return;	1272	or return;
1074		1273
1075	unless (aio_stat "$filename.pst") {	1274	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1275	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1276	or return;
1078		1277
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1278	my $st = eval { Coro::Storable::thaw $av };
		1279	$av = $st->{objs};
1081	}	1280	}
1082		1281
		1282	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1283	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1284	$decname, length $data, scalar @{$av || []}
		1285	if $VERBOSE_IO;
1085		1286
1086	($data, $av)	1287	($data, $av)
1087	}	1288	}
1088		1289
1089	=head2 COMMAND CALLBACKS	1290	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1346	my ($name, $cb) = @_;
1146		1347
1147	$EXTICMD{$name} = $cb;	1348	$EXTICMD{$name} = $cb;
1148	}	1349	}
1149		1350
		1351	use File::Glob ();
		1352
1150	cf::player->attach (	1353	cf::player->attach (
1151	on_command => sub {	1354	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1355	my ($pl, $name, $params) = @_;
1153		1356
1154	my $cb = $COMMAND{$name}	1357	my $cb = $COMMAND{$name}
1155	or return;	1358	or return;
1156		1359
…		…
1179		1382
1180	$pl->ext_reply ($reply, @reply)	1383	$pl->ext_reply ($reply, @reply)
1181	if $reply;	1384	if $reply;
1182		1385
1183	} else {	1386	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1387	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1388	}
1186		1389
1187	cf::override;	1390	cf::override;
1188	},	1391	},
1189	);	1392	);
1190		1393
		1394	# "readahead" all extensions
		1395	sub cache_extensions {
		1396	my $grp = IO::AIO::aio_group;
		1397
		1398	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1399	for (grep /\.ext$/, @{$_[0]}) {
		1400	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1401	}
		1402	};
		1403
		1404	$grp
		1405	}
		1406
1191	sub load_extensions {	1407	sub load_extensions {
		1408	info "loading extensions...";
		1409
1192	cf::sync_job {	1410	cf::sync_job {
1193	my %todo;	1411	my %todo;
1194		1412
1195	for my $path (<$LIBDIR/*.ext>) {	1413	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1414	next unless -r $path;
…		…
1214		1432
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1433	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1434	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1435
1218	$ext{source} =	1436	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1437	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1438	. "#line 1 \"$path\"\n{\n"
1221	. $source	1439	. $source
1222	. "\n};\n1";	1440	. "\n};\n1";
1223		1441
1224	$todo{$base} = \%ext;	1442	$todo{$base} = \%ext;
1225	}	1443	}
1226		1444
		1445	my $pass = 0;
1227	my %done;	1446	my %done;
1228	while (%todo) {	1447	while (%todo) {
1229	my $progress;	1448	my $progress;
1230		1449
		1450	++$pass;
		1451
		1452	ext:
1231	while (my ($k, $v) = each %todo) {	1453	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1454	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1455	next ext
1234	unless exists $done{$_};	1456	unless exists $done{$_};
1235	}	1457	}
1236		1458
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1459	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1460
1239	unless (eval $v->{source}) {	1461	my $active = eval $v->{source};
		1462
		1463	if (length $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1464	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1465
		1466	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1467	if exists $v->{meta}{mandatory};
1244	warn $msg;	1468
1245	warn "mandatory extension failed to load, exiting.\n";	1469	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1470	delete $todo{$k};
1247	}	1471	} else {
1248		1472	$done{$k} = delete $todo{$k};
1249	warn $msg;	1473	push @EXTS, $v->{pkg};
		1474	$progress = 1;
		1475
		1476	info "$v->{base}: extension inactive.\n"
		1477	unless $active;
1250	}	1478	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1479	}
1256		1480
1257	skip:	1481	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1482	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1483
		1484	while (my ($k, $v) = each %todo) {
		1485	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1486	if exists $v->{meta}{mandatory};
		1487	}
		1488	}
1260	}	1489	}
1261	};	1490	};
1262	}	1491	}
1263		1492
1264	#############################################################################	1493	#############################################################################
1265		1494
1266	=back	1495	=back
1267		1496
1268	=head2 CORE EXTENSIONS	1497	=head2 CORE EXTENSIONS
1269		1498
1270	Functions and methods that extend core crossfire objects.	1499	Functions and methods that extend core deliantra objects.
1271		1500
1272	=cut	1501	=cut
1273		1502
1274	package cf::player;	1503	package cf::player;
1275		1504
1276	use Coro::AIO;	1505	use Coro::AIO;
1277		1506
1278	=head3 cf::player	1507	=head3 cf::player
1279		1508
1280	=over 4	1509	=over 4
		1510
		1511	=item cf::player::num_playing
		1512
		1513	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1514
		1515	=cut
		1516
		1517	sub num_playing {
		1518	scalar grep
		1519	$_->ob->map
		1520	&& !$_->hidden
		1521	&& !$_->ob->flag (cf::FLAG_WIZ),
		1522	cf::player::list
		1523	}
1281		1524
1282	=item cf::player::find $login	1525	=item cf::player::find $login
1283		1526
1284	Returns the given player object, loading it if necessary (might block).	1527	Returns the given player object, loading it if necessary (might block).
1285		1528
…		…
1304		1547
1305	sub exists($) {	1548	sub exists($) {
1306	my ($login) = @_;	1549	my ($login) = @_;
1307		1550
1308	$cf::PLAYER{$login}	1551	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1552	or !aio_stat path $login
1310	}	1553	}
1311		1554
1312	sub find($) {	1555	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1556	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1557	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1567	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1568
1326	my $f = new_from_file cf::object::thawer path $login	1569	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1570	or return;
1328		1571
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1572	my $pl = cf::player::load_pl $f
1331	or return;	1573	or return;
		1574
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1575	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1576	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1577	$cf::PLAYER{$login} = $pl
1335	}	1578	}
1336	}	1579	}
1337	}	1580	}
1338		1581
		1582	cf::player->attach (
		1583	on_load => sub {
		1584	my ($pl, $path) = @_;
		1585
		1586	# restore slots saved in save, below
		1587	my $slots = delete $pl->{_slots};
		1588
		1589	$pl->ob->current_weapon ($slots->[0]);
		1590	$pl->combat_ob ($slots->[1]);
		1591	$pl->ranged_ob ($slots->[2]);
		1592	},
		1593	);
		1594
1339	sub save($) {	1595	sub save($) {
1340	my ($pl) = @_;	1596	my ($pl) = @_;
1341		1597
1342	return if $pl->{deny_save};	1598	return if $pl->{deny_save};
1343		1599
…		…
1346		1602
1347	return if $pl->{deny_save};	1603	return if $pl->{deny_save};
1348		1604
1349	aio_mkdir playerdir $pl, 0770;	1605	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1606	$pl->{last_save} = $cf::RUNTIME;
		1607
		1608	cf::get_slot 0.01;
		1609
		1610	# save slots, to be restored later
		1611	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1351		1612
1352	$pl->save_pl ($path);	1613	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1614	cf::cede_to_tick;
1354	}	1615	}
1355		1616
…		…
1387	my ($pl) = @_;	1648	my ($pl) = @_;
1388		1649
1389	my $name = $pl->ob->name;	1650	my $name = $pl->ob->name;
1390		1651
1391	$pl->{deny_save} = 1;	1652	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1653	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1654
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1655	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1656	$pl->deactivate;
		1657
		1658	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1659	ext::highscore::check ($pl->ob);
		1660
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1661	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1662	$pl->ns->destroy if $pl->ns;
1398		1663
1399	my $path = playerdir $pl;	1664	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1665	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1704
1440	for my $login (@$dirs) {	1705	for my $login (@$dirs) {
1441	my $path = path $login;	1706	my $path = path $login;
1442		1707
1443	# a .pst is a dead give-away for a valid player	1708	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1709	# if no pst file found, open and chekc for blocked users
		1710	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1711	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1712	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1713	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1714	}
1449		1715
…		…
1453		1719
1454	\@logins	1720	\@logins
1455	}	1721	}
1456		1722
1457	=item $player->maps	1723	=item $player->maps
		1724
		1725	=item cf::player::maps $login
1458		1726
1459	Returns an arrayref of map paths that are private for this	1727	Returns an arrayref of map paths that are private for this
1460	player. May block.	1728	player. May block.
1461		1729
1462	=cut	1730	=cut
…		…
1480	}	1748	}
1481		1749
1482	\@paths	1750	\@paths
1483	}	1751	}
1484		1752
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1753	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1754
1487	Expand crossfire pod fragments into protocol xml.	1755	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1756
1536	=item $player->ext_reply ($msgid, @msg)	1757	=item $player->ext_reply ($msgid, @msg)
1537		1758
1538	Sends an ext reply to the player.	1759	Sends an ext reply to the player.
1539		1760
…		…
1571		1792
1572	=cut	1793	=cut
1573		1794
1574	sub find_by_path($) {	1795	sub find_by_path($) {
1575	my ($path) = @_;	1796	my ($path) = @_;
		1797
		1798	$path =~ s/^~[^\/]*//; # skip ~login
1576		1799
1577	my ($match, $specificity);	1800	my ($match, $specificity);
1578		1801
1579	for my $region (list) {	1802	for my $region (list) {
1580	if ($region->{match} && $path =~ $region->{match}) {	1803	if ($region->{match} && $path =~ $region->{match}) {
…		…
1606	our $MAX_RESET = 3600;	1829	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1830	our $DEFAULT_RESET = 3000;
1608		1831
1609	sub generate_random_map {	1832	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1833	my ($self, $rmp) = @_;
		1834
		1835	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1836
1611	# mit "rum" bekleckern, nicht	1837	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1838	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1839	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1840	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1841	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616	$rmp->{exit_on_final_map},	1842	$rmp->{exit_on_final_map},
1617	$rmp->{xsize}, $rmp->{ysize},	1843	$rmp->{xsize}, $rmp->{ysize},
1618	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1844	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1845	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1634		1860
1635	sub register {	1861	sub register {
1636	my (undef, $regex, $prio) = @_;	1862	my (undef, $regex, $prio) = @_;
1637	my $pkg = caller;	1863	my $pkg = caller;
1638		1864
1639	no strict;
1640	push @{"$pkg\::ISA"}, __PACKAGE__;	1865	push @{"$pkg\::ISA"}, __PACKAGE__;
1641		1866
1642	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1867	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1643	}	1868	}
1644		1869
1645	# also paths starting with '/'	1870	# also paths starting with '/'
1646	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1871	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1647		1872
1648	sub thawer_merge {	1873	sub thawer_merge {
1649	my ($self, $merge) = @_;	1874	my ($self, $merge) = @_;
1650		1875
1651	# we have to keep some variables in memory intact	1876	# we have to keep some variables in memory intact
…		…
1656	}	1881	}
1657		1882
1658	sub normalise {	1883	sub normalise {
1659	my ($path, $base) = @_;	1884	my ($path, $base) = @_;
1660		1885
1661	$path = "$path"; # make sure its a string	1886	$path = "$path"; # make sure it's a string
1662		1887
1663	$path =~ s/\.map$//;	1888	$path =~ s/\.map$//;
1664		1889
1665	# map plan:	1890	# map plan:
1666	#	1891	#
…		…
1705	$self->init; # pass $1 etc.	1930	$self->init; # pass $1 etc.
1706	return $self;	1931	return $self;
1707	}	1932	}
1708	}	1933	}
1709		1934
1710	Carp::cluck "unable to resolve path '$path' (base '$base').";	1935	Carp::cluck "unable to resolve path '$path' (base '$base')";
1711	()	1936	()
1712	}	1937	}
1713		1938
1714	sub init {	1939	sub init {
1715	my ($self) = @_;	1940	my ($self) = @_;
…		…
1737		1962
1738	# the temporary/swap location	1963	# the temporary/swap location
1739	sub save_path {	1964	sub save_path {
1740	my ($self) = @_;	1965	my ($self) = @_;
1741		1966
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1967	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1968	"$TMPDIR/$path.map"
1744	}	1969	}
1745		1970
1746	# the unique path, undef == no special unique path	1971	# the unique path, undef == no special unique path
1747	sub uniq_path {	1972	sub uniq_path {
1748	my ($self) = @_;	1973	my ($self) = @_;
1749		1974
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1975	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1976	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1977	}
1762		1978
1763	sub decay_objects {	1979	sub decay_objects {
1764	my ($self) = @_;	1980	my ($self) = @_;
1765		1981
…		…
1847		2063
1848	sub find;	2064	sub find;
1849	sub find {	2065	sub find {
1850	my ($path, $origin) = @_;	2066	my ($path, $origin) = @_;
1851		2067
		2068	cf::cede_to_tick;
		2069
1852	$path = normalise $path, $origin && $origin->path;	2070	$path = normalise $path, $origin && $origin->path;
1853		2071
1854	cf::lock_wait "map_data:$path";#d#remove	2072	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	2073	my $guard2 = cf::lock_acquire "map_find:$path";
1856		2074
1857	$cf::MAP{$path} || do {	2075	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	2076	my $map = new_from_path cf::map $path
1862	or return;	2077	or return;
1863		2078
1864	$map->{last_save} = $cf::RUNTIME;	2079	$map->{last_save} = $cf::RUNTIME;
1865		2080
…		…
1867	or return;	2082	or return;
1868		2083
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2084	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2085	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2086	#$cf::WAIT_FOR_TICK->wait;
		2087	undef $guard2;
1872	undef $guard1;	2088	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2089	$map->reset;
1875	return find $path;	2090	return find $path;
1876	}	2091	}
1877		2092
1878	$cf::MAP{$path} = $map	2093	$cf::MAP{$path} = $map
1879	}	2094	}
1880	}	2095	}
1881		2096
1882	sub pre_load { }	2097	sub pre_load { }
1883	sub post_load { }	2098	#sub post_load { } # XS
1884		2099
1885	sub load {	2100	sub load {
1886	my ($self) = @_;	2101	my ($self) = @_;
1887		2102
1888	local $self->{deny_reset} = 1; # loading can take a long time	2103	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1891		2106
1892	{	2107	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2108	my $guard = cf::lock_acquire "map_data:$path";
1894		2109
1895	return unless $self->valid;	2110	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2111	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2112
1898	$self->in_memory (cf::MAP_LOADING);	2113	$self->in_memory (cf::MAP_LOADING);
1899		2114
1900	$self->alloc;	2115	$self->alloc;
1901		2116
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2120	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2121	$f->skip_block;
1907	$self->_load_objects ($f)	2122	$self->_load_objects ($f)
1908	or return;	2123	or return;
1909		2124
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2125	$self->post_load_original
1911	if delete $self->{load_original};	2126	if delete $self->{load_original};
1912		2127
1913	if (my $uniq = $self->uniq_path) {	2128	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2129	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2130	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2148	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2149	$self->decay_objects;
1935	$self->fix_auto_apply;	2150	$self->fix_auto_apply;
1936	$self->update_buttons;	2151	$self->update_buttons;
1937	cf::cede_to_tick;	2152	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2153	$self->activate;
1941	}	2154	}
1942		2155
1943	$self->{last_save} = $cf::RUNTIME;	2156	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2157	$self->last_access ($cf::RUNTIME);
1945		2158
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2159	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2160	}
1948		2161
1949	$self->post_load;	2162	$self->post_load;
1950	}	2163	}
1951		2164
		2165	# customize the map for a given player, i.e.
		2166	# return the _real_ map. used by e.g. per-player
		2167	# maps to change the path to ~playername/mappath
1952	sub customise_for {	2168	sub customise_for {
1953	my ($self, $ob) = @_;	2169	my ($self, $ob) = @_;
1954		2170
1955	return find "~" . $ob->name . "/" . $self->{path}	2171	return find "~" . $ob->name . "/" . $self->{path}
1956	if $self->per_player;	2172	if $self->per_player;
…		…
1972	or next;	2188	or next;
1973	$neigh = find $neigh, $map	2189	$neigh = find $neigh, $map
1974	or next;	2190	or next;
1975	$neigh->load;	2191	$neigh->load;
1976		2192
		2193	# now find the diagonal neighbours
1977	push @neigh,	2194	push @neigh,
1978	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2195	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1979	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2196	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1980	}	2197	}
1981		2198
…		…
1988	}	2205	}
1989		2206
1990	sub find_sync {	2207	sub find_sync {
1991	my ($path, $origin) = @_;	2208	my ($path, $origin) = @_;
1992		2209
1993	cf::sync_job { find $path, $origin }	2210	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2211	if $Coro::current == $Coro::main;
		2212
		2213	find $path, $origin
1994	}	2214	}
1995		2215
1996	sub do_load_sync {	2216	sub do_load_sync {
1997	my ($map) = @_;	2217	my ($map) = @_;
1998		2218
1999	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2219	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2000	if $Coro::current == $Coro::main;	2220	if $Coro::current == $Coro::main;
2001		2221
2002	cf::sync_job { $map->load };	2222	$map->load;
2003	}	2223	}
2004		2224
2005	our %MAP_PREFETCH;	2225	our %MAP_PREFETCH;
2006	our $MAP_PREFETCHER = undef;	2226	our $MAP_PREFETCHER = undef;
2007		2227
…		…
2009	my ($path, $origin, $load) = @_;	2229	my ($path, $origin, $load) = @_;
2010		2230
2011	$path = normalise $path, $origin && $origin->{path};	2231	$path = normalise $path, $origin && $origin->{path};
2012		2232
2013	if (my $map = $cf::MAP{$path}) {	2233	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2234	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2235	}
2016		2236
2017	$MAP_PREFETCH{$path} |= $load;	2237	$MAP_PREFETCH{$path} |= $load;
2018		2238
2019	$MAP_PREFETCHER ||= cf::async {	2239	$MAP_PREFETCHER ||= cf::async {
		2240	$Coro::current->{desc} = "map prefetcher";
		2241
2020	while (%MAP_PREFETCH) {	2242	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2243	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2244	if (my $map = find $k) {
2023	$map->load if $v;	2245	$map->load if $v;
2024	}	2246	}
…		…
2031	$MAP_PREFETCHER->prio (6);	2253	$MAP_PREFETCHER->prio (6);
2032		2254
2033	()	2255	()
2034	}	2256	}
2035		2257
		2258	# common code, used by both ->save and ->swapout
2036	sub save {	2259	sub _save {
2037	my ($self) = @_;	2260	my ($self) = @_;
2038
2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
2040		2261
2041	$self->{last_save} = $cf::RUNTIME;	2262	$self->{last_save} = $cf::RUNTIME;
2042		2263
2043	return unless $self->dirty;	2264	return unless $self->dirty;
2044		2265
…		…
2050	return if $self->{deny_save};	2271	return if $self->{deny_save};
2051		2272
2052	local $self->{last_access} = $self->last_access;#d#	2273	local $self->{last_access} = $self->last_access;#d#
2053		2274
2054	cf::async {	2275	cf::async {
		2276	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2277	$_->contr->save for $self->players;
2056	};	2278	};
		2279
		2280	cf::get_slot 0.02;
2057		2281
2058	if ($uniq) {	2282	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2283	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2284	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2285	} else {
2062	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2286	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2063	}	2287	}
2064	}	2288	}
2065		2289
		2290	sub save {
		2291	my ($self) = @_;
		2292
		2293	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2294
		2295	$self->_save;
		2296	}
		2297
2066	sub swap_out {	2298	sub swap_out {
2067	my ($self) = @_;	2299	my ($self) = @_;
2068		2300
2069	# save first because save cedes
2070	$self->save;
2071
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2301	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2302
		2303	return if $self->in_memory != cf::MAP_ACTIVE;
		2304	return if $self->{deny_save};
2074	return if $self->players;	2305	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;
2076	return if $self->{deny_save};
2077		2306
		2307	# first deactivate the map and "unlink" it from the core
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->in_memory (cf::MAP_SWAPPED);	2310	$self->in_memory (cf::MAP_SWAPPED);
		2311
		2312	# then atomically save
		2313	$self->_save;
		2314
		2315	# then free the map
		2316	$self->clear;
		2317	}
		2318
		2319	sub reset_at {
		2320	my ($self) = @_;
		2321
		2322	# TODO: safety, remove and allow resettable per-player maps
		2323	return 1e99 if $self->{deny_reset};
		2324
		2325	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2326	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2327
		2328	$time + $to
		2329	}
		2330
		2331	sub should_reset {
		2332	my ($self) = @_;
		2333
		2334	$self->reset_at <= $cf::RUNTIME
		2335	}
		2336
		2337	sub reset {
		2338	my ($self) = @_;
		2339
		2340	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2341
		2342	return if $self->players;
		2343
		2344	cf::trace "resetting map ", $self->path, "\n";
		2345
		2346	$self->in_memory (cf::MAP_SWAPPED);
		2347
		2348	# need to save uniques path
		2349	unless ($self->{deny_save}) {
		2350	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2351
		2352	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2353	if $uniq;
		2354	}
		2355
		2356	delete $cf::MAP{$self->path};
2079		2357
2080	$self->deactivate;	2358	$self->deactivate;
2081	$_->clear_links_to ($self) for values %cf::MAP;	2359	$_->clear_links_to ($self) for values %cf::MAP;
2082	$self->clear;	2360	$self->clear;
2083	}
2084
2085	sub reset_at {
2086	my ($self) = @_;
2087
2088	# TODO: safety, remove and allow resettable per-player maps
2089	return 1e99 if $self->{deny_reset};
2090
2091	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2092	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2093
2094	$time + $to
2095	}
2096
2097	sub should_reset {
2098	my ($self) = @_;
2099
2100	$self->reset_at <= $cf::RUNTIME
2101	}
2102
2103	sub reset {
2104	my ($self) = @_;
2105
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107
2108	return if $self->players;
2109
2110	warn "resetting map ", $self->path;
2111
2112	$self->in_memory (cf::MAP_SWAPPED);
2113
2114	# need to save uniques path
2115	unless ($self->{deny_save}) {
2116	my $uniq = $self->uniq_path; utf8::encode $uniq;
2117
2118	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2119	if $uniq;
2120	}
2121
2122	delete $cf::MAP{$self->path};
2123
2124	$self->deactivate;
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126	$self->clear;
2127		2361
2128	$self->unlink_save;	2362	$self->unlink_save;
2129	$self->destroy;	2363	$self->destroy;
2130	}	2364	}
2131		2365
…		…
2139		2373
2140	delete $cf::MAP{$self->path};	2374	delete $cf::MAP{$self->path};
2141		2375
2142	$self->unlink_save;	2376	$self->unlink_save;
2143		2377
2144	bless $self, "cf::map";	2378	bless $self, "cf::map::wrap";
2145	delete $self->{deny_reset};	2379	delete $self->{deny_reset};
2146	$self->{deny_save} = 1;	2380	$self->{deny_save} = 1;
2147	$self->reset_timeout (1);	2381	$self->reset_timeout (1);
2148	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2382	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2149		2383
…		…
2198		2432
2199	sub unique_maps() {	2433	sub unique_maps() {
2200	[	2434	[
2201	map {	2435	map {
2202	utf8::decode $_;	2436	utf8::decode $_;
2203	/\.map$/	2437	s/\.map$//; # TODO future compatibility hack
		2438	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2439	? ()
2204	? normalise $_	2440	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2441	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2442	]
2208	}	2443	}
2209		2444
2210	package cf;	2445	=item cf::map::static_maps
		2446
		2447	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2448	file in the shared directory excluding F</styles> and F</editor>). May
		2449	block.
		2450
		2451	=cut
		2452
		2453	sub static_maps() {
		2454	my @dirs = "";
		2455	my @maps;
		2456
		2457	while (@dirs) {
		2458	my $dir = shift @dirs;
		2459
		2460	next if $dir eq "/styles" || $dir eq "/editor";
		2461
		2462	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2463	or return;
		2464
		2465	for (@$files) {
		2466	s/\.map$// or next;
		2467	utf8::decode $_;
		2468	push @maps, "$dir/$_";
		2469	}
		2470
		2471	push @dirs, map "$dir/$_", @$dirs;
		2472	}
		2473
		2474	\@maps
		2475	}
2211		2476
2212	=back	2477	=back
2213		2478
2214	=head3 cf::object	2479	=head3 cf::object
2215		2480
…		…
2219		2484
2220	=over 4	2485	=over 4
2221		2486
2222	=item $ob->inv_recursive	2487	=item $ob->inv_recursive
2223		2488
2224	Returns the inventory of the object _and_ their inventories, recursively.	2489	Returns the inventory of the object I<and> their inventories, recursively,
		2490	but I<not> the object itself.
2225		2491
2226	=cut	2492	=cut
2227		2493
2228	sub inv_recursive_;	2494	sub inv_recursive_;
2229	sub inv_recursive_ {	2495	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2500	inv_recursive_ inv $_[0]
2235	}	2501	}
2236		2502
2237	=item $ref = $ob->ref	2503	=item $ref = $ob->ref
2238		2504
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2505	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2506
2241	=item $ob = cf::object::deref ($refstring)	2507	=item $ob = cf::object::deref ($refstring)
2242		2508
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2509	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2510	even if the object actually exists. May block.
…		…
2246	=cut	2512	=cut
2247		2513
2248	sub deref {	2514	sub deref {
2249	my ($ref) = @_;	2515	my ($ref) = @_;
2250		2516
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2517	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2518	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2519	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2520	or return;
2258	$pl->ob->uuid eq $uuid	2521	$pl->ob->uuid eq $uuid
2259	or return;	2522	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2542	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2543	dialogue with the given NPC character.
2281		2544
2282	=cut	2545	=cut
2283		2546
		2547	our $SAY_CHANNEL = {
		2548	id => "say",
		2549	title => "Map",
		2550	reply => "say ",
		2551	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2552	};
		2553
		2554	our $CHAT_CHANNEL = {
		2555	id => "chat",
		2556	title => "Chat",
		2557	reply => "chat ",
		2558	tooltip => "Player chat and shouts, global to the server.",
		2559	};
		2560
2284	# rough implementation of a future "reply" method that works	2561	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2562	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2563	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2564	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2565	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2576	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2577	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2578
2302	} else {	2579	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2580	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2581	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2582	}
2306	}	2583	}
2307	}	2584	}
2308		2585
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2586	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2611
2335	=item $player_object->enter_link	2612	=item $player_object->enter_link
2336		2613
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2614	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2615
2339	The player should be reasonably safe there for short amounts of time. You	2616	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2617	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2618	though, as the player cannot control the character while it is on the link
		2619	map.
2341		2620
2342	Will never block.	2621	Will never block.
2343		2622
2344	=item $player_object->leave_link ($map, $x, $y)	2623	=item $player_object->leave_link ($map, $x, $y)
2345		2624
…		…
2365	sub cf::object::player::enter_link {	2644	sub cf::object::player::enter_link {
2366	my ($self) = @_;	2645	my ($self) = @_;
2367		2646
2368	$self->deactivate_recursive;	2647	$self->deactivate_recursive;
2369		2648
		2649	++$self->{_link_recursion};
		2650
2370	return if UNIVERSAL::isa $self->map, "ext::map_link";	2651	return if UNIVERSAL::isa $self->map, "ext::map_link";
2371		2652
2372	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2653	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2373	if $self->map && $self->map->{path} ne "{link}";	2654	if $self->map && $self->map->{path} ne "{link}";
2374		2655
2375	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2656	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2376	}	2657	}
2377		2658
2378	sub cf::object::player::leave_link {	2659	sub cf::object::player::leave_link {
2379	my ($self, $map, $x, $y) = @_;	2660	my ($self, $map, $x, $y) = @_;
2380		2661
…		…
2397	($x, $y) = (-1, -1)	2678	($x, $y) = (-1, -1)
2398	unless (defined $x) && (defined $y);	2679	unless (defined $x) && (defined $y);
2399		2680
2400	# use -1 or undef as default coordinates, not 0, 0	2681	# use -1 or undef as default coordinates, not 0, 0
2401	($x, $y) = ($map->enter_x, $map->enter_y)	2682	($x, $y) = ($map->enter_x, $map->enter_y)
2402	if $x <=0 && $y <= 0;	2683	if $x <= 0 && $y <= 0;
2403		2684
2404	$map->load;	2685	$map->load;
2405	$map->load_neighbours;	2686	$map->load_neighbours;
2406		2687
2407	return unless $self->contr->active;	2688	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2689
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2690	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2691	if ($self->enter_map ($map, $x, $y)) {
2412	}	2692	# entering was successful
		2693	delete $self->{_link_recursion};
		2694	# only activate afterwards, to support waiting in hooks
		2695	$self->activate_recursive;
		2696	}
2413		2697
		2698	}
		2699
2414	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2700	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2415		2701
2416	Moves the player to the given map-path and coordinates by first freezing	2702	Moves the player to the given map-path and coordinates by first freezing
2417	her, loading and preparing them map, calling the provided $check callback	2703	her, loading and preparing them map, calling the provided $check callback
2418	that has to return the map if sucecssful, and then unfreezes the player on	2704	that has to return the map if sucecssful, and then unfreezes the player on
2419	the new (success) or old (failed) map position. In either case, $done will	2705	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2706	be called at the end of this process.
2421		2707
		2708	Note that $check will be called with a potentially non-loaded map, so if
		2709	it needs a loaded map it has to call C<< ->load >>.
		2710
2422	=cut	2711	=cut
2423		2712
2424	our $GOTOGEN;	2713	our $GOTOGEN;
2425		2714
2426	sub cf::object::player::goto {	2715	sub cf::object::player::goto {
2427	my ($self, $path, $x, $y, $check, $done) = @_;	2716	my ($self, $path, $x, $y, $check, $done) = @_;
2428		2717
		2718	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2719	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2720	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2721	($path, $x, $y) = @$EMERGENCY_POSITION;
		2722	}
		2723
2429	# do generation counting so two concurrent goto's will be executed in-order	2724	# do generation counting so two concurrent goto's will be executed in-order
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2725	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2726
2432	$self->enter_link;	2727	$self->enter_link;
2433		2728
2434	(async {	2729	(async {
		2730	$Coro::current->{desc} = "player::goto $path $x $y";
		2731
		2732	# *tag paths override both path and x|y
		2733	if ($path =~ /^\*(.*)$/) {
		2734	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2735	my $ob = $obs[rand @obs];
		2736
		2737	# see if we actually can go there
		2738	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2739	$ob = $obs[rand @obs];
		2740	} else {
		2741	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2742	}
		2743	# else put us there anyways for now #d#
		2744
		2745	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2746	} else {
		2747	($path, $x, $y) = (undef, undef, undef);
		2748	}
		2749	}
		2750
2435	my $map = eval {	2751	my $map = eval {
2436	my $map = cf::map::find $path;	2752	my $map = defined $path ? cf::map::find $path : undef;
2437		2753
2438	if ($map) {	2754	if ($map) {
2439	$map = $map->customise_for ($self);	2755	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2756	$map = $check->($map, $x, $y, $self) if $check && $map;
2441	} else {	2757	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2758	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2759	}
2444		2760
2445	$map	2761	$map
2446	};	2762	};
2447		2763
…		…
2453	if ($gen == $self->{_goto_generation}) {	2769	if ($gen == $self->{_goto_generation}) {
2454	delete $self->{_goto_generation};	2770	delete $self->{_goto_generation};
2455	$self->leave_link ($map, $x, $y);	2771	$self->leave_link ($map, $x, $y);
2456	}	2772	}
2457		2773
2458	$done->() if $done;	2774	$done->($self) if $done;
2459	})->prio (1);	2775	})->prio (1);
2460	}	2776	}
2461		2777
2462	=item $player_object->enter_exit ($exit_object)	2778	=item $player_object->enter_exit ($exit_object)
2463		2779
…		…
2483	}	2799	}
2484		2800
2485	sub prepare_random_map {	2801	sub prepare_random_map {
2486	my ($exit) = @_;	2802	my ($exit) = @_;
2487		2803
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2804	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2805	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2806	# that depends on the exit object
2493		2807
2494	my $rmp = parse_random_map_params $exit->msg;	2808	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2810	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2811	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2812	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2813	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2814	$rmp->{origin_y} = $exit->y;
		2815
		2816	$exit->map->touch;
2501	}	2817	}
2502		2818
2503	$rmp->{random_seed} ||= $exit->random_seed;	2819	$rmp->{random_seed} ||= $exit->random_seed;
2504		2820
2505	my $data = cf::to_json $rmp;	2821	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2822	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2823	my $meta = "$RANDOMDIR/$md5.meta";
2508		2824
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2825	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2826	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2827	undef $fh;
2512	aio_rename "$meta~", $meta;	2828	aio_rename "$meta~", $meta;
2513		2829
		2830	my $slaying = "?random/$md5";
		2831
		2832	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2833	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2834	$exit->msg (undef);
		2835	}
2516	}	2836	}
2517	}	2837	}
2518		2838
2519	sub cf::object::player::enter_exit {	2839	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2840	my ($self, $exit) = @_;
2521		2841
2522	return unless $self->type == cf::PLAYER;	2842	return unless $self->type == cf::PLAYER;
2523		2843
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2844	$self->enter_link;
2536		2845
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2846	(async {
2542	$self->deactivate_recursive; # just to be sure	2847	$Coro::current->{desc} = "enter_exit";
		2848
2543	unless (eval {	2849	unless (eval {
		2850	$self->deactivate_recursive; # just to be sure
		2851
		2852	# random map handling
		2853	{
		2854	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2855
		2856	prepare_random_map $exit
		2857	if $exit->slaying eq "/!";
		2858	}
		2859
		2860	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2861	my $x = $exit->stats->hp;
		2862	my $y = $exit->stats->sp;
		2863
2544	$self->goto ($slaying, $hp, $sp);	2864	$self->goto ($map, $x, $y);
2545		2865
		2866	# if exit is damned, update players death & WoR home-position
		2867	$self->contr->savebed ($map, $x, $y)
		2868	if $exit->flag (cf::FLAG_DAMNED);
		2869
2546	1;	2870	1
2547	}) {	2871	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2872	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2873	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2874	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2875	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2876
2553	warn "ERROR in enter_exit: $@";	2877	error "ERROR in enter_exit: $@";
2554	$self->leave_link;	2878	$self->leave_link;
2555	}	2879	}
2556	})->prio (1);	2880	})->prio (1);
2557	}	2881	}
2558		2882
…		…
2570	sub cf::client::send_drawinfo {	2894	sub cf::client::send_drawinfo {
2571	my ($self, $text, $flags) = @_;	2895	my ($self, $text, $flags) = @_;
2572		2896
2573	utf8::encode $text;	2897	utf8::encode $text;
2574	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2898	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2899	}
		2900
		2901	=item $client->send_big_packet ($pkt)
		2902
		2903	Like C<send_packet>, but tries to compress large packets, and fragments
		2904	them as required.
		2905
		2906	=cut
		2907
		2908	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2909
		2910	sub cf::client::send_big_packet {
		2911	my ($self, $pkt) = @_;
		2912
		2913	# try lzf for large packets
		2914	$pkt = "lzf " . Compress::LZF::compress $pkt
		2915	if 1024 <= length $pkt and $self->{can_lzf};
		2916
		2917	# split very large packets
		2918	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2919	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2920	$pkt = "frag";
		2921	}
		2922
		2923	$self->send_packet ($pkt);
2575	}	2924	}
2576		2925
2577	=item $client->send_msg ($channel, $msg, $color, [extra...])	2926	=item $client->send_msg ($channel, $msg, $color, [extra...])
2578		2927
2579	Send a drawinfo or msg packet to the client, formatting the msg for the	2928	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2930	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2931	the message unless the client supports the msg packet.
2583		2932
2584	=cut	2933	=cut
2585		2934
		2935	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2936	our %CHANNEL = (
		2937	"c/motd" => {
		2938	id => "infobox",
		2939	title => "MOTD",
		2940	reply => undef,
		2941	tooltip => "The message of the day",
		2942	},
2587	"c/identify" => {	2943	"c/identify" => {
2588	id => "identify",	2944	id => "infobox",
2589	title => "Identify",	2945	title => "Identify",
2590	reply => undef,	2946	reply => undef,
2591	tooltip => "Items recently identified",	2947	tooltip => "Items recently identified",
2592	},	2948	},
2593	"c/examine" => {	2949	"c/examine" => {
2594	id => "examine",	2950	id => "infobox",
2595	title => "Examine",	2951	title => "Examine",
2596	reply => undef,	2952	reply => undef,
2597	tooltip => "Signs and other items you examined",	2953	tooltip => "Signs and other items you examined",
2598	},	2954	},
		2955	"c/shopinfo" => {
		2956	id => "infobox",
		2957	title => "Shop Info",
		2958	reply => undef,
		2959	tooltip => "What your bargaining skill tells you about the shop",
		2960	},
		2961	"c/book" => {
		2962	id => "infobox",
		2963	title => "Book",
		2964	reply => undef,
		2965	tooltip => "The contents of a note or book",
		2966	},
		2967	"c/lookat" => {
		2968	id => "infobox",
		2969	title => "Look",
		2970	reply => undef,
		2971	tooltip => "What you saw there",
		2972	},
		2973	"c/who" => {
		2974	id => "infobox",
		2975	title => "Players",
		2976	reply => undef,
		2977	tooltip => "Shows players who are currently online",
		2978	},
		2979	"c/body" => {
		2980	id => "infobox",
		2981	title => "Body Parts",
		2982	reply => undef,
		2983	tooltip => "Shows which body parts you posess and are available",
		2984	},
		2985	"c/statistics" => {
		2986	id => "infobox",
		2987	title => "Statistics",
		2988	reply => undef,
		2989	tooltip => "Shows your primary statistics",
		2990	},
		2991	"c/skills" => {
		2992	id => "infobox",
		2993	title => "Skills",
		2994	reply => undef,
		2995	tooltip => "Shows your experience per skill and item power",
		2996	},
		2997	"c/shopitems" => {
		2998	id => "infobox",
		2999	title => "Shop Items",
		3000	reply => undef,
		3001	tooltip => "Shows the items currently for sale in this shop",
		3002	},
		3003	"c/resistances" => {
		3004	id => "infobox",
		3005	title => "Resistances",
		3006	reply => undef,
		3007	tooltip => "Shows your resistances",
		3008	},
		3009	"c/pets" => {
		3010	id => "infobox",
		3011	title => "Pets",
		3012	reply => undef,
		3013	tooltip => "Shows information abotu your pets/a specific pet",
		3014	},
		3015	"c/perceiveself" => {
		3016	id => "infobox",
		3017	title => "Perceive Self",
		3018	reply => undef,
		3019	tooltip => "You gained detailed knowledge about yourself",
		3020	},
		3021	"c/uptime" => {
		3022	id => "infobox",
		3023	title => "Uptime",
		3024	reply => undef,
		3025	tooltip => "How long the server has been running since last restart",
		3026	},
		3027	"c/mapinfo" => {
		3028	id => "infobox",
		3029	title => "Map Info",
		3030	reply => undef,
		3031	tooltip => "Information related to the maps",
		3032	},
		3033	"c/party" => {
		3034	id => "party",
		3035	title => "Party",
		3036	reply => "gsay ",
		3037	tooltip => "Messages and chat related to your party",
		3038	},
		3039	"c/death" => {
		3040	id => "death",
		3041	title => "Death",
		3042	reply => undef,
		3043	tooltip => "Reason for and more info about your most recent death",
		3044	},
		3045	"c/say" => $SAY_CHANNEL,
		3046	"c/chat" => $CHAT_CHANNEL,
2599	);	3047	);
2600		3048
2601	sub cf::client::send_msg {	3049	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	3050	my ($self, $channel, $msg, $color, @extra) = @_;
2603		3051
2604	$msg = $self->pl->expand_cfpod ($msg);	3052	$msg = $self->pl->expand_cfpod ($msg)
		3053	unless $color & cf::NDI_VERBATIM;
2605		3054
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	3055	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		3056
2608	# check predefined channels, for the benefit of C	3057	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3058	if ($CHANNEL{$channel}) {
		3059	$channel = $CHANNEL{$channel};
2610		3060
		3061	$self->ext_msg (channel_info => $channel);
		3062	$channel = $channel->{id};
		3063
2611	if (ref $channel) {	3064	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	3065	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	3066	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	3067	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	3068	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	3069	}
2618		3070
2619	$channel = $channel->{id};	3071	$channel = $channel->{id};
2620	}	3072	}
2621		3073
2622	return unless @extra || length $msg;	3074	return unless @extra || length $msg;
2623		3075
2624	if ($self->can_msg) {
2625	# default colour, mask it out	3076	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3077	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	3078	if $color & cf::NDI_DEF;
2628		3079
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	3080	my $pkt = "msg "
		3081	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3082	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	3083	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		3084
2643	$color &= cf::NDI_COLOR_MASK;	3085	$self->send_big_packet ($pkt);
2644
2645	utf8::encode $msg;
2646
2647	if (0 && $msg =~ /\[/) {
2648	# COMMAND/INFO
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}
2656	}	3086	}
2657		3087
2658	=item $client->ext_msg ($type, @msg)	3088	=item $client->ext_msg ($type, @msg)
2659		3089
2660	Sends an ext event to the client.	3090	Sends an ext event to the client.
…		…
2663		3093
2664	sub cf::client::ext_msg($$@) {	3094	sub cf::client::ext_msg($$@) {
2665	my ($self, $type, @msg) = @_;	3095	my ($self, $type, @msg) = @_;
2666		3096
2667	if ($self->extcmd == 2) {	3097	if ($self->extcmd == 2) {
2668	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3098	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2669	} elsif ($self->extcmd == 1) { # TODO: remove	3099	} elsif ($self->extcmd == 1) { # TODO: remove
2670	push @msg, msgtype => "event_$type";	3100	push @msg, msgtype => "event_$type";
2671	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2672	}	3102	}
2673	}	3103	}
2674		3104
2675	=item $client->ext_reply ($msgid, @msg)	3105	=item $client->ext_reply ($msgid, @msg)
2676		3106
…		…
2680		3110
2681	sub cf::client::ext_reply($$@) {	3111	sub cf::client::ext_reply($$@) {
2682	my ($self, $id, @msg) = @_;	3112	my ($self, $id, @msg) = @_;
2683		3113
2684	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2685	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2686	} elsif ($self->extcmd == 1) {	3116	} elsif ($self->extcmd == 1) {
2687	#TODO: version 1, remove	3117	#TODO: version 1, remove
2688	unshift @msg, msgtype => "reply", msgid => $id;	3118	unshift @msg, msgtype => "reply", msgid => $id;
2689	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2690	}	3120	}
2691	}	3121	}
2692		3122
2693	=item $success = $client->query ($flags, "text", \&cb)	3123	=item $success = $client->query ($flags, "text", \&cb)
2694		3124
…		…
2765		3195
2766	$ns->ext_reply ($reply, @reply)	3196	$ns->ext_reply ($reply, @reply)
2767	if $reply;	3197	if $reply;
2768		3198
2769	} else {	3199	} else {
2770	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3200	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2771	}	3201	}
2772		3202
2773	cf::override;	3203	cf::override;
2774	},	3204	},
2775	);	3205	);
…		…
2795		3225
2796	$coro	3226	$coro
2797	}	3227	}
2798		3228
2799	cf::client->attach (	3229	cf::client->attach (
2800	on_destroy => sub {	3230	on_client_destroy => sub {
2801	my ($ns) = @_;	3231	my ($ns) = @_;
2802		3232
2803	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3233	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2804	},	3234	},
2805	);	3235	);
…		…
2821	our $safe_hole = new Safe::Hole;	3251	our $safe_hole = new Safe::Hole;
2822		3252
2823	$SIG{FPE} = 'IGNORE';	3253	$SIG{FPE} = 'IGNORE';
2824		3254
2825	$safe->permit_only (Opcode::opset qw(	3255	$safe->permit_only (Opcode::opset qw(
2826	:base_core :base_mem :base_orig :base_math	3256	:base_core :base_mem :base_orig :base_math :base_loop
2827	grepstart grepwhile mapstart mapwhile	3257	grepstart grepwhile mapstart mapwhile
2828	sort time	3258	sort time
2829	));	3259	));
2830		3260
2831	# here we export the classes and methods available to script code	3261	# here we export the classes and methods available to script code
…		…
2833	=pod	3263	=pod
2834		3264
2835	The following functions and methods are available within a safe environment:	3265	The following functions and methods are available within a safe environment:
2836		3266
2837	cf::object	3267	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3268	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3269	insert remove name archname title slaying race decrease split
		3270	value
2840		3271
2841	cf::object::player	3272	cf::object::player
2842	player	3273	player
2843		3274
2844	cf::player	3275	cf::player
…		…
2849		3280
2850	=cut	3281	=cut
2851		3282
2852	for (	3283	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3284	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3285	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3286	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3287	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3288	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3289	["cf::map" => qw(trigger)],
2859	) {	3290	) {
2860	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3291	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3292	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2863	for @funs;	3293	for @funs;
2864	}	3294	}
2865		3295
…		…
2880		3310
2881	my $qcode = $code;	3311	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3312	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3313	$qcode =~ s/\n/\\n/g;
2884		3314
		3315	%vars = (_dummy => 0) unless %vars;
		3316
		3317	my @res;
2885	local $_;	3318	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;
2887		3319
2888	my $eval =	3320	my $eval =
2889	"do {\n"	3321	"do {\n"
2890	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3322	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2891	. "#line 0 \"{$qcode}\"\n"	3323	. "#line 0 \"{$qcode}\"\n"
2892	. $code	3324	. $code
2893	. "\n}"	3325	. "\n}"
2894	;	3326	;
2895		3327
		3328	if ($CFG{safe_eval}) {
2896	sub_generation_inc;	3329	sub_generation_inc;
		3330	local @safe::cf::_safe_eval_args = values %vars;
2897	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3331	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2898	sub_generation_inc;	3332	sub_generation_inc;
		3333	} else {
		3334	local @cf::_safe_eval_args = values %vars;
		3335	@res = wantarray ? eval eval : scalar eval $eval;
		3336	}
2899		3337
2900	if ($@) {	3338	if ($@) {
2901	warn "$@";	3339	warn "$@",
2902	warn "while executing safe code '$code'\n";	3340	"while executing safe code '$code'\n",
2903	warn "with arguments " . (join " ", %vars) . "\n";	3341	"with arguments " . (join " ", %vars) . "\n";
2904	}	3342	}
2905		3343
2906	wantarray ? @res : $res[0]	3344	wantarray ? @res : $res[0]
2907	}	3345	}
2908		3346
…		…
2922	=cut	3360	=cut
2923		3361
2924	sub register_script_function {	3362	sub register_script_function {
2925	my ($fun, $cb) = @_;	3363	my ($fun, $cb) = @_;
2926		3364
2927	no strict 'refs';	3365	$fun = "safe::$fun" if $CFG{safe_eval};
2928	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3366	*$fun = $safe_hole->wrap ($cb);
2929	}	3367	}
2930		3368
2931	=back	3369	=back
2932		3370
2933	=cut	3371	=cut
…		…
2942	# for this (global event?)	3380	# for this (global event?)
2943	%ext::player_env::MUSIC_FACE_CACHE = ();	3381	%ext::player_env::MUSIC_FACE_CACHE = ();
2944		3382
2945	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3383	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2946		3384
2947	warn "loading facedata from $path\n";	3385	trace "loading facedata from $path\n";
2948		3386
2949	my $facedata;
2950	0 < aio_load $path, $facedata	3387	0 < aio_load $path, my $facedata
2951	or die "$path: $!";	3388	or die "$path: $!";
2952		3389
2953	$facedata = Coro::Storable::thaw $facedata;	3390	$facedata = Coro::Storable::thaw $facedata;
2954		3391
2955	$facedata->{version} == 2	3392	$facedata->{version} == 2
2956	or cf::cleanup "$path: version mismatch, cannot proceed.";	3393	or cf::cleanup "$path: version mismatch, cannot proceed.";
2957		3394
2958	# patch in the exptable	3395	# patch in the exptable
		3396	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2959	$facedata->{resource}{"res/exp_table"} = {	3397	$facedata->{resource}{"res/exp_table"} = {
2960	type => FT_RSRC,	3398	type => FT_RSRC,
2961	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3399	data => $exp_table,
		3400	hash => (Digest::MD5::md5 $exp_table),
2962	};	3401	};
2963	cf::cede_to_tick;	3402	cf::cede_to_tick;
2964		3403
2965	{	3404	{
2966	my $faces = $facedata->{faceinfo};	3405	my $faces = $facedata->{faceinfo};
2967		3406
2968	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3408	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3409
2970	cf::face::set_visibility $idx, $info->{visibility};	3410	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3411	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3412	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3413	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2974		3414
2975	cf::cede_to_tick;	3415	cf::cede_to_tick;
2976	}	3416	}
2977		3417
2978	while (my ($face, $info) = each %$faces) {	3418	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3419	next unless $info->{smooth};
		3420
2980	my $idx = cf::face::find $face	3421	my $idx = cf::face::find $face
2981	or next;	3422	or next;
		3423
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3424	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3425	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3426	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3427	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3428	error "smooth face '$info->{smooth}' not found for face '$face'";
2987	}	3429	}
2988		3430
2989	cf::cede_to_tick;	3431	cf::cede_to_tick;
2990	}	3432	}
2991	}	3433	}
…		…
3000		3442
3001	cf::anim::invalidate_all; # d'oh	3443	cf::anim::invalidate_all; # d'oh
3002	}	3444	}
3003		3445
3004	{	3446	{
3005	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3447	my $res = $facedata->{resource};
3008		3448
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3449	while (my ($name, $info) = each %$res) {
		3450	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3451	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;
3014		3452
3015	if ($info->{type} & 1) {	3453	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3016	# prepend meta info	3454	cf::face::set_type $idx, $info->{type};
3017
3018	my $meta = $enc->encode ({
3019	name => $name,
3020	%{ $info->{meta} || {} },
3021	});
3022
3023	$data = pack "(w/a*)*", $meta, $info->{data};
3024	} else {	3455	} else {
3025	$data = $info->{data};	3456	$RESOURCE{$name} = $info; # unused
3026	}	3457	}
3027		3458
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3459	cf::cede_to_tick;
3032	}	3460	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3461	}
		3462
		3463	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3464
3053	1	3465	1
3054	}	3466	}
3055		3467
3056	register_exticmd fx_want => sub {	3468	register_exticmd fx_want => sub {
…		…
3058		3470
3059	while (my ($k, $v) = each %$want) {	3471	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3472	$ns->fx_want ($k, $v);
3061	}	3473	}
3062	};	3474	};
		3475
		3476	sub load_resource_file($) {
		3477	my $guard = lock_acquire "load_resource_file";
		3478
		3479	my $status = load_resource_file_ $_[0];
		3480	get_slot 0.1, 100;
		3481	cf::arch::commit_load;
		3482
		3483	$status
		3484	}
3063		3485
3064	sub reload_regions {	3486	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3487	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3488	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3489	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3503	}
3082		3504
3083	sub reload_archetypes {	3505	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3506	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3507	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3508	}
3092		3509
3093	sub reload_treasures {	3510	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3511	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3512	or die "unable to load treasurelists\n";
3096	}	3513	}
3097		3514
		3515	sub reload_sound {
		3516	trace "loading sound config from $DATADIR/sound\n";
		3517
		3518	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3519	or die "$DATADIR/sound $!";
		3520
		3521	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3522
		3523	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3524	my $sound = $soundconf->{compat}[$_]
		3525	or next;
		3526
		3527	my $face = cf::face::find "sound/$sound->[1]";
		3528	cf::sound::set $sound->[0] => $face;
		3529	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3530	}
		3531
		3532	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3533	my $face = cf::face::find "sound/$v";
		3534	cf::sound::set $k => $face;
		3535	}
		3536	}
		3537
3098	sub reload_resources {	3538	sub reload_resources {
3099	warn "reloading resource files...\n";	3539	trace "reloading resource files...\n";
3100		3540
		3541	reload_exp_table;
		3542	reload_materials;
		3543	reload_facedata;
		3544	reload_sound;
		3545	reload_archetypes;
3101	reload_regions;	3546	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3547	reload_treasures;
3106		3548
3107	warn "finished reloading resource files\n";	3549	trace "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3550	}
3113		3551
3114	sub reload_config {	3552	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3553	trace "reloading config file...\n";
3116	or return;
3117		3554
3118	local $/;	3555	0 < aio_load "$CONFDIR/config", my $config
		3556	or die "$CONFDIR/config: $!";
		3557
		3558	utf8::decode $config;
		3559
		3560	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
3119	*CFG = YAML::Syck::Load <$fh>;	3561	*CFG = YAML::XS::Load $config;
3120		3562
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3563	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3122		3564
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3565	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3566	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3125		3567
3126	if (exists $CFG{mlockall}) {	3568	if (exists $CFG{mlockall}) {
…		…
3130	};	3572	};
3131	warn $@ if $@;	3573	warn $@ if $@;
3132	}	3574	}
3133	}	3575	}
3134		3576
		3577	sub pidfile() {
		3578	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3579	or die "$PIDFILE: $!";
		3580	flock $fh, &Fcntl::LOCK_EX
		3581	or die "$PIDFILE: flock: $!";
		3582	$fh
		3583	}
		3584
		3585	# make sure only one server instance is running at any one time
		3586	sub atomic {
		3587	my $fh = pidfile;
		3588
		3589	my $pid = <$fh>;
		3590	kill 9, $pid if $pid > 0;
		3591
		3592	seek $fh, 0, 0;
		3593	print $fh $$;
		3594	}
		3595
		3596	sub main_loop {
		3597	trace "EV::loop starting\n";
		3598	if (1) {
		3599	EV::loop;
		3600	}
		3601	trace "EV::loop returned\n";
		3602	goto &main_loop unless $REALLY_UNLOOP;
		3603	}
		3604
3135	sub main {	3605	sub main {
		3606	cf::init_globals; # initialise logging
		3607
		3608	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3609	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3610	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3611	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3612
		3613	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3614
3136	# we must not ever block the main coroutine	3615	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3616	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3617	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3618	(async {
3140	Event::one_event;	3619	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3620	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3621	})->prio (Coro::PRIO_MAX);
3142	};	3622	};
3143		3623
		3624	evthread_start IO::AIO::poll_fileno;
		3625
		3626	cf::sync_job {
		3627	cf::incloader::init ();
		3628
		3629	cf::init_anim;
		3630	cf::init_attackmess;
		3631	cf::init_dynamic;
		3632
		3633	cf::load_settings;
		3634
		3635	reload_resources;
3144	reload_config;	3636	reload_config;
3145	db_init;	3637	db_init;
		3638
		3639	cf::init_uuid;
		3640	cf::init_signals;
		3641	cf::init_skills;
		3642
		3643	cf::init_beforeplay;
		3644
		3645	atomic;
		3646
3146	load_extensions;	3647	load_extensions;
3147		3648
3148	$TICK_WATCHER->start;	3649	utime time, time, $RUNTIMEFILE;
3149	Event::loop;	3650
		3651	# no (long-running) fork's whatsoever before this point(!)
		3652	use POSIX ();
		3653	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3654
		3655	(pop @POST_INIT)->(0) while @POST_INIT;
		3656	};
		3657
		3658	cf::object::thawer::errors_are_fatal 0;
		3659	info "parse errors in files are no longer fatal from this point on.\n";
		3660
		3661	my $free_main; $free_main = EV::idle sub {
		3662	undef $free_main;
		3663	undef &main; # free gobs of memory :)
		3664	};
		3665
		3666	goto &main_loop;
3150	}	3667	}
3151		3668
3152	#############################################################################	3669	#############################################################################
3153	# initialisation and cleanup	3670	# initialisation and cleanup
3154		3671
3155	# install some emergency cleanup handlers	3672	# install some emergency cleanup handlers
3156	BEGIN {	3673	BEGIN {
		3674	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3675	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3676	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3677	cf::cleanup "SIG$signal";
3165	},
3166	);	3678	};
3167	}	3679	}
3168	}	3680	}
3169		3681
3170	sub write_runtime {	3682	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";	3683	my $t0 = AE::time;
3172		3684
3173	# first touch the runtime file to show we are still running:	3685	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3686	# the fsync below can take a very very long time.
3175		3687
3176	IO::AIO::aio_utime $runtime, undef, undef;	3688	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3689
3178	my $guard = cf::lock_acquire "write_runtime";	3690	my $guard = cf::lock_acquire "write_runtime";
3179		3691
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3692	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3181	or return;	3693	or return;
3182		3694
3183	my $value = $cf::RUNTIME + 90 + 10;	3695	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3696	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3697	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3707	aio_utime $fh, undef, undef;
3196		3708
3197	close $fh	3709	close $fh
3198	or return;	3710	or return;
3199		3711
3200	aio_rename "$runtime~", $runtime	3712	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3713	and return;
3202		3714
3203	warn "runtime file written.\n";	3715	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3204		3716
3205	1	3717	1
		3718	}
		3719
		3720	our $uuid_lock;
		3721	our $uuid_skip;
		3722
		3723	sub write_uuid_sync($) {
		3724	$uuid_skip ||= $_[0];
		3725
		3726	return if $uuid_lock;
		3727	local $uuid_lock = 1;
		3728
		3729	my $uuid = "$LOCALDIR/uuid";
		3730
		3731	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3732	or return;
		3733
		3734	my $value = uuid_seq uuid_cur;
		3735
		3736	unless ($value) {
		3737	info "cowardly refusing to write zero uuid value!\n";
		3738	return;
		3739	}
		3740
		3741	my $value = uuid_str $value + $uuid_skip;
		3742	$uuid_skip = 0;
		3743
		3744	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3745	and return;
		3746
		3747	# always fsync - this file is important
		3748	aio_fsync $fh
		3749	and return;
		3750
		3751	close $fh
		3752	or return;
		3753
		3754	aio_rename "$uuid~", $uuid
		3755	and return;
		3756
		3757	trace "uuid file written ($value).\n";
		3758
		3759	1
		3760
		3761	}
		3762
		3763	sub write_uuid($$) {
		3764	my ($skip, $sync) = @_;
		3765
		3766	$sync ? write_uuid_sync $skip
		3767	: async { write_uuid_sync $skip };
3206	}	3768	}
3207		3769
3208	sub emergency_save() {	3770	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3771	my $freeze_guard = cf::freeze_mainloop;
3210		3772
3211	warn "enter emergency perl save\n";	3773	info "emergency_perl_save: enter\n";
		3774
		3775	# this is a trade-off: we want to be very quick here, so
		3776	# save all maps without fsync, and later call a global sync
		3777	# (which in turn might be very very slow)
		3778	local $USE_FSYNC = 0;
3212		3779
3213	cf::sync_job {	3780	cf::sync_job {
		3781	cf::write_runtime_sync; # external watchdog should not bark
		3782
3214	# use a peculiar iteration method to avoid tripping on perl	3783	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3784	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3785	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3786	info "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3787	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3788	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3789	$pl->valid or next;
		3790	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3791	$pl->save;
3222	}	3792	}
3223	warn "end emergency player save\n";	3793	info "emergency_perl_save: end player save\n";
3224		3794
3225	warn "begin emergency map save\n";	3795	cf::write_runtime_sync; # external watchdog should not bark
		3796
		3797	info "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3798	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3799	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3800	$map->valid or next;
3229	$map->save;	3801	$map->save;
3230	}	3802	}
3231	warn "end emergency map save\n";	3803	info "emergency_perl_save: end map save\n";
3232		3804
3233	warn "begin emergency database checkpoint\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3808	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3809	info "emergency_perl_save: end database checkpoint\n";
		3810
		3811	info "emergency_perl_save: begin write uuid\n";
		3812	write_uuid_sync 1;
		3813	info "emergency_perl_save: end write uuid\n";
		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	trace "emergency_perl_save: syncing database to disk";
		3818	BDB::db_env_txn_checkpoint $DB_ENV;
		3819
		3820	info "emergency_perl_save: starting sync\n";
		3821	IO::AIO::aio_sync sub {
		3822	info "emergency_perl_save: finished sync\n";
		3823	};
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: flushing outstanding aio requests";
		3828	while (IO::AIO::nreqs || BDB::nreqs) {
		3829	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3830	}
		3831
		3832	cf::write_runtime_sync; # external watchdog should not bark
3236	};	3833	};
3237		3834
3238	warn "leave emergency perl save\n";	3835	info "emergency_perl_save: leave\n";
3239	}	3836	}
3240		3837
3241	sub post_cleanup {	3838	sub post_cleanup {
3242	my ($make_core) = @_;	3839	my ($make_core) = @_;
3243		3840
		3841	IO::AIO::flush;
		3842
3244	warn Carp::longmess "post_cleanup backtrace"	3843	error Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3844	if $make_core;
		3845
		3846	my $fh = pidfile;
		3847	unlink $PIDFILE if <$fh> == $$;
		3848	}
		3849
		3850	# a safer delete_package, copied from Symbol
		3851	sub clear_package($) {
		3852	my $pkg = shift;
		3853
		3854	# expand to full symbol table name if needed
		3855	unless ($pkg =~ /^main::.*::$/) {
		3856	$pkg = "main$pkg" if $pkg =~ /^::/;
		3857	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3858	$pkg .= '::' unless $pkg =~ /::$/;
		3859	}
		3860
		3861	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3862	my $stem_symtab = *{$stem}{HASH};
		3863
		3864	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3865	or return;
		3866
		3867	# clear all symbols
		3868	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3869	for my $name (keys %$leaf_symtab) {
		3870	_gv_clear *{"$pkg$name"};
		3871	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3872	}
3246	}	3873	}
3247		3874
3248	sub do_reload_perl() {	3875	sub do_reload_perl() {
3249	# can/must only be called in main	3876	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3877	unless (in_main) {
3251	warn "can only reload from main coroutine";	3878	error "can only reload from main coroutine";
3252	return;	3879	return;
3253	}	3880	}
3254		3881
		3882	return if $RELOAD++;
		3883
		3884	my $t1 = AE::time;
		3885
		3886	while ($RELOAD) {
		3887	cf::get_slot 0.1, -1, "reload_perl";
3255	warn "reloading...";	3888	info "reloading...";
3256		3889
3257	warn "entering sync_job";	3890	trace "entering sync_job";
3258		3891
3259	cf::sync_job {	3892	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark
3261	cf::emergency_save;	3893	#cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark
3263		3894
3264	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;
3266
3267	# if anything goes wrong in here, we should simply crash as we already saved
3268
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;
3280	warn "iterate...";
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";	3895	trace "cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;	3896	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();	3897	%EXT_CORO = ();
3288		3898
3289	warn "removing commands";	3899	trace "removing commands";
3290	%COMMAND = ();	3900	%COMMAND = ();
3291		3901
3292	warn "removing ext/exti commands";	3902	trace "removing ext/exti commands";
3293	%EXTCMD = ();	3903	%EXTCMD = ();
3294	%EXTICMD = ();	3904	%EXTICMD = ();
3295		3905
3296	warn "unloading/nuking all extensions";	3906	trace "unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {	3907	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";	3908	trace "... unloading $pkg";
3299		3909
3300	if (my $cb = $pkg->can ("unload")) {	3910	if (my $cb = $pkg->can ("unload")) {
3301	eval {	3911	eval {
3302	$cb->($pkg);	3912	$cb->($pkg);
3303	1	3913	1
3304	} or warn "$pkg unloaded, but with errors: $@";	3914	} or error "$pkg unloaded, but with errors: $@";
		3915	}
		3916
		3917	trace "... clearing $pkg";
		3918	clear_package $pkg;
3305	}	3919	}
3306		3920
3307	warn "... nuking $pkg";
3308	Symbol::delete_package $pkg;
3309	}
3310
3311	warn "unloading all perl modules loaded from $LIBDIR";	3921	trace "unloading all perl modules loaded from $LIBDIR";
3312	while (my ($k, $v) = each %INC) {	3922	while (my ($k, $v) = each %INC) {
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3923	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3924
3315	warn "... unloading $k";	3925	trace "... unloading $k";
3316	delete $INC{$k};	3926	delete $INC{$k};
3317		3927
3318	$k =~ s/\.pm$//;	3928	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;	3929	$k =~ s/\//::/g;
3320		3930
3321	if (my $cb = $k->can ("unload_module")) {	3931	if (my $cb = $k->can ("unload_module")) {
3322	$cb->();	3932	$cb->();
		3933	}
		3934
		3935	clear_package $k;
3323	}	3936	}
3324		3937
3325	Symbol::delete_package $k;
3326	}
3327
3328	warn "getting rid of safe::, as good as possible";	3938	trace "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3939	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3940	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3941
3332	warn "unloading cf.pm \"a bit\"";	3942	trace "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3943	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3944	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		3945
3336	# don't, removes xs symbols, too,	3946	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3947	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3948	#clear_package __PACKAGE__;
3339		3949
3340	warn "unload completed, starting to reload now";	3950	info "unload completed, starting to reload now";
3341		3951
3342	warn "reloading cf.pm";	3952	trace "reloading cf.pm";
3343	require cf;	3953	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3954	cf::_connect_to_perl_1;
3345		3955
3346	warn "loading config and database again";	3956	trace "loading config and database again";
3347	cf::reload_config;	3957	cf::reload_config;
3348		3958
3349	warn "loading extensions";	3959	trace "loading extensions";
3350	cf::load_extensions;	3960	cf::load_extensions;
3351		3961
		3962	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	3963	trace "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3964	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3965	trace "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3966	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3967	trace "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3968	reattach $_ for values %PLAYER;
		3969	}
3358		3970
		3971	trace "running post_init jobs";
		3972	(pop @POST_INIT)->(1) while @POST_INIT;
		3973
3359	warn "leaving sync_job";	3974	trace "leaving sync_job";
3360		3975
3361	1	3976	1
3362	} or do {	3977	} or do {
3363	warn $@;	3978	error $@;
3364	warn "error while reloading, exiting.";	3979	cf::cleanup "error while reloading, exiting.";
3365	exit 1;	3980	};
		3981
		3982	info "reloaded";
		3983	--$RELOAD;
3366	};	3984	}
3367		3985
3368	warn "reloaded";	3986	$t1 = AE::time - $t1;
		3987	info "reload completed in ${t1}s\n";
3369	};	3988	};
3370		3989
3371	our $RELOAD_WATCHER; # used only during reload	3990	our $RELOAD_WATCHER; # used only during reload
3372		3991
3373	sub reload_perl() {	3992	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3993	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3994	# coro crashes during coro_state_free->destroy here.
3376		3995
3377	$RELOAD_WATCHER ||= Event->timer (	3996	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	3997	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	3998
3380	data => WF_AUTOCANCEL,	3999	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	4000	do_reload_perl;
3383	undef $RELOAD_WATCHER;	4001	undef $RELOAD_WATCHER;
3384	},	4002	};
3385	);	4003	};
3386	}	4004	}
3387		4005
3388	register_command "reload" => sub {	4006	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	4007	my ($who, $arg) = @_;
3390		4008
3391	if ($who->flag (FLAG_WIZ)) {	4009	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	4010	$who->message ("reloading server.");
		4011	async {
		4012	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	4013	reload_perl;
		4014	};
3394	}	4015	}
3395	};	4016	};
3396		4017
3397	unshift @INC, $LIBDIR;	4018	#############################################################################
3398		4019
3399	my $bug_warning = 0;	4020	my $bug_warning = 0;
3400		4021
3401	our @WAIT_FOR_TICK;	4022	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	4023	our @WAIT_FOR_TICK_BEGIN;
3403		4024
3404	sub wait_for_tick {	4025	sub wait_for_tick() {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	4026	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3407		4027
3408	my $signal = new Coro::Signal;	4028	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	4029	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	4030	$signal->wait;
3411	}	4031	}
3412		4032
3413	sub wait_for_tick_begin {	4033	sub wait_for_tick_begin() {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	4034	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3416		4035
3417	my $signal = new Coro::Signal;	4036	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	4037	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	4038	$signal->wait;
3420	}	4039	}
3421		4040
3422	my $min = 1e6;#d#	4041	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	4042	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4043	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	4044	unless ++$bug_warning > 10;
3434	return;	4045	return;
3435	}	4046	}
3436		4047
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	4048	cf::server_tick; # one server iteration
3440		4049
3441	0 && sync_job {#d#	4050	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3442	for(1..10) {
3443	my $t = Event::time;
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3445	or die;
3446		4051
3447	$map->width (50);	4052	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3448	$map->height (50);	4053	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3449	$map->alloc;	4054	Coro::async_pool {
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4055	$Coro::current->{desc} = "runtime saver";
3451	my $t = Event::time - $t;	4056	write_runtime_sync
3452		4057	or error "ERROR: unable to write runtime file: $!";
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	4058	};
		4059	}
3463		4060
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4061	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	4062	$sig->send;
3480	}	4063	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	4064	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	4065	$sig->send;
3483	}	4066	}
3484		4067
3485	$NOW = Event::time;	4068	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		4070
3496	_post_tick;	4071	if (0) {
3497		4072	if ($NEXT_TICK) {
3498		4073	my $jitter = $TICK_START - $NEXT_TICK;
		4074	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4075	debug "jitter $JITTER\n";#d#
		4076	}
3499	},	4077	}
3500	);	4078	}
3501		4079
3502	{	4080	{
3503	BDB::max_poll_time $TICK * 0.1;	4081	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	4082
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	4083	BDB::min_parallel 16;
3513		4084	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	4085	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		4086
3529	unless ($DB_ENV) {	4087	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	4088	$DB_ENV = BDB::db_env_create;
		4089	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4090	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4091	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4092	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4093	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		4094
3532	cf::sync_job {	4095	cf::sync_job {
3533	eval {	4096	eval {
3534	BDB::db_env_open	4097	BDB::db_env_open
3535	$DB_ENV,	4098	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4100	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4101	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	4102	0666;
3540		4103
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4104	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	4105	};
3546		4106
3547	cf::cleanup "db_env_open(db): $@" if $@;	4107	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	4108	};
3549	}	4109	}
		4110
		4111	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4112	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4113	};
		4114	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4115	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4116	};
		4117	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4118	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4119	};
3550	}	4120	}
3551		4121
3552	{	4122	{
		4123	# configure IO::AIO
		4124
3553	IO::AIO::min_parallel 8;	4125	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	4126	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	4127	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	4128	}
3566		4129
3567	my $_log_backtrace;	4130	my $_log_backtrace;
3568		4131
3569	sub _log_backtrace {	4132	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	4135	$msg =~ s/\n//;
3573		4136
3574	# limit the # of concurrent backtraces	4137	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	4138	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	4139	++$_log_backtrace;
		4140	my $perl_bt = Carp::longmess $msg;
3577	async {	4141	async {
		4142	$Coro::current->{desc} = "abt $msg";
		4143
3578	my @bt = fork_call {	4144	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	4145	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4146	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4147	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	4148	or die "addr2line: $!";
…		…
3590	}	4156	}
3591		4157
3592	@funcs	4158	@funcs
3593	};	4159	};
3594		4160
3595	LOG llevInfo, "[ABT] $msg\n";	4161	LOG llevInfo, "[ABT] $perl_bt\n";
		4162	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	4163	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	4164	--$_log_backtrace;
3598	};	4165	};
3599	} else {	4166	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	4167	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	4168	LOG llevInfo, "[ABT] [suppressed]\n";
3602	}	4169	}
3603	}	4170	}
3604		4171
3605	# load additional modules	4172	# load additional modules
3606	use cf::pod;	4173	require "cf/$_.pm" for @EXTRA_MODULES;
		4174	cf::_connect_to_perl_2;
3607		4175
3608	END { cf::emergency_save }	4176	END { cf::emergency_save }
3609		4177
3610	1	4178	1
3611		4179

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