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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.325 by root, Sat Jul 28 14:32:22 2007 UTC vs.
Revision 1.505 by root, Sun Jan 31 03:46:20 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
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
74		112
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	115	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
85		124
86	our %CFG;	125	our %CFG;
87		126
88	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
90		130
91	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
94		134
95	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		137
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
101		147
102	binmode STDOUT;	148	binmode STDOUT;
103	binmode STDERR;	149	binmode STDERR;
104		150
105	# read virtual server time, if available	151	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
110	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
111		159
112	mkdir $_	160	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		162
115	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
116		164
117	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		177
119	#############################################################################	178	#############################################################################
120		179
121	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
122		181
…		…
158		217
159	The raw value load value from the last tick.	218	The raw value load value from the last tick.
160		219
161	=item %cf::CFG	220	=item %cf::CFG
162		221
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	223	from wherever your confdir points to.
165		224
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		226
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		230
172	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
173		232
174	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	235	that call.
177		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
178	=back	243	=back
179		244
180	=cut	245	=cut
181		246
182	BEGIN {	247	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	248	my $msg = join "", @_;
185		249
186	$msg .= "\n"	250	$msg .= "\n"
187	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
188		252
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		254
191	utf8::encode $msg;
192	LOG llevError, $msg;	255	LOG llevError, $msg;
193	};	256	};
194	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
195		271
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	282	for my $pkg (qw(
207	cf::global cf::attachable	283	cf::global cf::attachable
208	cf::object cf::object::player	284	cf::object cf::object::player
209	cf::client cf::player	285	cf::client cf::player
210	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
211	cf::map cf::party cf::region	288	cf::party cf::region
212	)) {	289	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	291	}
216		292
217	$Event::DIED = sub {	293	$EV::DIED = sub {
218	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
219	};	295	};
220		296
221	#############################################################################	297	#############################################################################
222		298
223	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	322	$d
247	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
248	}	324	}
249		325
250	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
251		327
252	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
253		329
254	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
255		331
256	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
257		333
258	=cut	334	=cut
259		335
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		337
262	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
264		354
265	=item cf::lock_wait $string	355	=item cf::lock_wait $string
266		356
267	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
268		358
269	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
270		360
271	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
274	returned.	364	returned.
275		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
276	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
278		371
279	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
280		373
281	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
282		375
283	=cut	376	=cut
284		377
285	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
286		379
287	sub lock_wait($) {	380	sub lock_wait($) {
288	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	382	}
296		383
297	sub lock_acquire($) {	384	sub lock_acquire($) {
298	my ($key) = @_;	385	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	386	}
310		387
311	sub lock_active($) {	388	sub lock_active($) {
312	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	390	}
316		391
317	sub freeze_mainloop {	392	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
319		394
320	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	396	}
322	};	397
323	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
324	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
325	}	411	}
326		412
327	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
328		414
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
337		423
338	=cut	424	=cut
339		425
340	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
342		429
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
345	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
346		436
347	while () {	437	while () {
348	next_job:	438	next_job:
		439
349	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	441
351	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	446	$job->[2]->send;
355	Coro::cede;	447	Coro::cede;
356	goto next_job;	448	goto next_job;
357	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	451	}
359	}	452	}
360		453
361	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	457	$signal->wait;
365	} else {	458	} else {
		459	$busy = 0;
366	Coro::schedule;	460	Coro::schedule;
367	}	461	}
368	}	462	}
369	};	463	};
370		464
371	sub get_slot($;$$) {	465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
372	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
373		469
374	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
375	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
376		473
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
390		487
391	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
392		489
393	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
394		491
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	495	acceptable.
399		496
400	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		503
407	sub sync_job(&) {	504	sub sync_job(&) {
408	my ($job) = @_;	505	my ($job) = @_;
409		506
410	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	508	my $time = EV::time;
412		509
413	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
415		512
416	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	514
418	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
419		516
420	my $busy = 1;	517	my $busy = 1;
421	my @res;	518	my @res;
422		519
423	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	522	@res = eval { $job->() };
425	warn $@ if $@;	523	warn $@ if $@;
426	undef $busy;	524	undef $busy;
427	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
428		526
429	while ($busy) {	527	while ($busy) {
430	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
431	}	532	}
		533	}
432		534
433	$time = Event::time - $time;	535	my $time = EV::time - $time;
434		536
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
439		538
440	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
441	} else {	540	} else {
442	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
443		542
…		…
468	=item fork_call { }, $args	567	=item fork_call { }, $args
469		568
470	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
474		573
475	=cut	574	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		575
486	sub fork_call(&@) {	576	sub fork_call(&@) {
487	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
488		578
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	579	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	580	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	581	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		582
494	if (my $pid = fork) {	583	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	584	reset_signals;
508	local $SIG{__WARN__};	585	&$cb
509	local $SIG{__DIE__};	586	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		587
516	eval {	588	wantarray ? @res : $res[-1]
517	close $fh1;	589	}
518		590
519	my @res = eval { $cb->(@args) };	591	=item $coin = coin_from_name $name
520		592
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	593	=cut
522	close $fh2;
523	};
524		594
525	warn $@ if $@;	595	our %coin_alias = (
526	_exit 0;	596	"silver" => "silvercoin",
527	}	597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
528	}	616	}
529		617
530	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
531		619
532	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
535		623
536	Stores the given C<$value> in the family. It can currently store binary	624	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	625	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		626
		627	=item $db = cf::db_table "name"
		628
		629	Create and/or open a new database table. The string must not be "db" and must be unique
		630	within each server.
		631
539	=cut	632	=cut
		633
		634	sub db_table($) {
		635	my ($name) = @_;
		636	my $db = BDB::db_create $DB_ENV;
		637
		638	eval {
		639	$db->set_flags (BDB::CHKSUM);
		640
		641	utf8::encode $name;
		642	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		643	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		644	cf::cleanup "db_open(db): $!" if $!;
		645	};
		646	cf::cleanup "db_open(db): $@" if $@;
		647
		648	$db
		649	}
540		650
541	our $DB;	651	our $DB;
542		652
543	sub db_init {	653	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	654	cf::sync_job {
548	eval {	655	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	656	};
558	}	657	}
559		658
560	sub db_get($$) {	659	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
562		661
…		…
612	if (1) {	711	if (1) {
613	$md5 =	712	$md5 =
614	join "\x00",	713	join "\x00",
615	$processversion,	714	$processversion,
616	map {	715	map {
617	Coro::cede;	716	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	717	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	718	} 0.. $#$src;
620		719
621		720
622	my $dbmd5 = db_get cache => "$id/md5";	721	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		759
661	#############################################################################	760	#############################################################################
662		761
663	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
664		763
665	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
668		767
669	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	770	Deliantra).
672		771
673	=over 4	772	=over 4
674		773
675	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
676		775
…		…
720	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
721		820
722	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
724		823
725	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
727		826
728	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
729		828
730	=over 4	829	=over 4
…		…
958	}	1057	}
959		1058
960	0	1059	0
961	}	1060	}
962		1061
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1063
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1065
967	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
968		1067
…		…
974		1073
975	=cut	1074	=cut
976		1075
977	#############################################################################	1076	#############################################################################
978	# object support	1077	# object support
979	#
980		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
981	sub _can_merge {	1112	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1113	my ($ob1, $ob2) = @_;
983		1114
984	local $Storable::canonical = 1;	1115	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1116
988	$fob1 eq $fob2	1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
989	}	1119	}
990		1120
991	sub reattach {	1121	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1123	my ($obj) = @_;
994		1124
		1125	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1127
997	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
998		1129
999	@$registry = ();	1130	@$registry = ();
1000		1131
…		…
1015	cf::attachable->attach (	1146	cf::attachable->attach (
1016	prio => -1000000,	1147	prio => -1000000,
1017	on_instantiate => sub {	1148	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
1019		1150
1020	$data = from_json $data;	1151	$data = decode_json $data;
1021		1152
1022	for (@$data) {	1153	for (@$data) {
1023	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
1024		1155
1025	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1172	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
1043		1174
1044	sync_job {	1175	sync_job {
1045	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1048		1180
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1053	close $fh;	1188	aio_close $fh;
1054		1189
1055	if (@$objs) {	1190	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
1061	close $fh;	1199	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1201	}
1064	} else {	1202	} else {
1065	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1066	}	1204	}
1067		1205
1068	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1210	} else {
1070	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1071	}	1212	}
1072	} else {	1213	} else {
1073	aio_unlink $filename;	1214	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1075	}	1216	}
1076	}	1217	};
1077	}	1218	}
1078		1219
1079	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
1081		1222
…		…
1093	or return;	1234	or return;
1094		1235
1095	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1238	or return;
		1239
1098	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1099	}	1242	}
1100		1243
		1244	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1103	return ($data, $av);	1248	($data, $av)
1104	}	1249	}
1105		1250
1106	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1107		1252
1108	=over 4	1253	=over 4
…		…
1162	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1163		1308
1164	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1165	}	1310	}
1166		1311
		1312	use File::Glob ();
		1313
1167	cf::player->attach (	1314	cf::player->attach (
1168	on_command => sub {	1315	on_command => sub {
1169	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1170		1317
1171	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1186	my ($type, $reply, @payload) =	1333	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1334	"ARRAY" eq ref $msg
1188	? @$msg	1335	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1336	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1337
		1338	my @reply;
		1339
1191	if (my $cb = $EXTCMD{$type}) {	1340	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1341	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1342	}
		1343
		1344	$pl->ext_reply ($reply, @reply)
		1345	if $reply;
		1346
1197	} else {	1347	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1349	}
1200		1350
1201	cf::override;	1351	cf::override;
1202	},	1352	},
1203	);	1353	);
		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
1204		1367
1205	sub load_extensions {	1368	sub load_extensions {
1206	cf::sync_job {	1369	cf::sync_job {
1207	my %todo;	1370	my %todo;
1208		1371
…		…
1228		1391
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1394
1232	$ext{source} =	1395	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1235	. $source	1398	. $source
1236	. "\n};\n1";	1399	. "\n};\n1";
1237		1400
1238	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1239	}	1402	}
1240		1403
		1404	my $pass = 0;
1241	my %done;	1405	my %done;
1242	while (%todo) {	1406	while (%todo) {
1243	my $progress;	1407	my $progress;
1244		1408
		1409	++$pass;
		1410
		1411	ext:
1245	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1414	next ext
1248	unless exists $done{$_};	1415	unless exists $done{$_};
1249	}	1416	}
1250		1417
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1419
1253	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1258	warn $msg;	1427	} else {
1259	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1260	exit 1;	1429	push @EXTS, $v->{pkg};
1261	}	1430	$progress = 1;
1262		1431
1263	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1264	}	1434	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1435	}
1270		1436
1271	skip:	1437	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1274	}	1445	}
1275	};	1446	};
1276	}	1447	}
1277		1448
1278	#############################################################################	1449	#############################################################################
1279		1450
1280	=back	1451	=back
1281		1452
1282	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1283		1454
1284	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1285		1456
1286	=cut	1457	=cut
1287		1458
1288	package cf::player;	1459	package cf::player;
1289		1460
1290	use Coro::AIO;	1461	use Coro::AIO;
1291		1462
1292	=head3 cf::player	1463	=head3 cf::player
1293		1464
1294	=over 4	1465	=over 4
		1466
		1467	=item cf::player::num_playing
		1468
		1469	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1470
		1471	=cut
		1472
		1473	sub num_playing {
		1474	scalar grep
		1475	$_->ob->map
		1476	&& !$_->hidden
		1477	&& !$_->ob->flag (cf::FLAG_WIZ),
		1478	cf::player::list
		1479	}
1295		1480
1296	=item cf::player::find $login	1481	=item cf::player::find $login
1297		1482
1298	Returns the given player object, loading it if necessary (might block).	1483	Returns the given player object, loading it if necessary (might block).
1299		1484
…		…
1318		1503
1319	sub exists($) {	1504	sub exists($) {
1320	my ($login) = @_;	1505	my ($login) = @_;
1321		1506
1322	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1324	}	1509	}
1325		1510
1326	sub find($) {	1511	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1513	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1520	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1521	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1522	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1524
1340	my $pl = load_pl path $login	1525	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1526	or return;
		1527
		1528	my $pl = cf::player::load_pl $f
		1529	or return;
		1530
		1531	local $cf::PLAYER_LOADING{$login} = $pl;
		1532	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1343	}	1534	}
1344	}	1535	}
1345	}	1536	}
1346		1537
…		…
1355	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1356		1547
1357	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
1359		1550
		1551	cf::get_slot 0.01;
		1552
1360	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1361	Coro::cede;	1554	cf::cede_to_tick;
1362	}	1555	}
1363		1556
1364	sub new($) {	1557	sub new($) {
1365	my ($login) = @_;	1558	my ($login) = @_;
1366		1559
…		…
1372	$cf::PLAYER{$login} = $self;	1565	$cf::PLAYER{$login} = $self;
1373		1566
1374	$self	1567	$self
1375	}	1568	}
1376		1569
		1570	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1571
		1572	=cut
		1573
		1574	sub send_msg {
		1575	my $ns = shift->ns
		1576	or return;
		1577	$ns->send_msg (@_);
		1578	}
		1579
1377	=item $pl->quit_character	1580	=item $pl->quit_character
1378		1581
1379	Nukes the player without looking back. If logged in, the connection will	1582	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1583	be destroyed. May block for a long time.
1381		1584
…		…
1385	my ($pl) = @_;	1588	my ($pl) = @_;
1386		1589
1387	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1388		1591
1389	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1594
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1396		1601
1397	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1639	or return [];
1435		1640
1436	my @logins;	1641	my @logins;
1437		1642
1438	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
		1644	my $path = path $login;
		1645
		1646	# a .pst is a dead give-away for a valid player
		1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1652	}
1442		1653
1443	utf8::decode $login;	1654	utf8::decode $login;
1444	push @logins, $login;	1655	push @logins, $login;
1445	}	1656	}
1446		1657
…		…
1473	}	1684	}
1474		1685
1475	\@paths	1686	\@paths
1476	}	1687	}
1477		1688
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1690
1480	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1692
1528	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1529		1694
1530	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1531		1696
1532	=cut	1697	=cut
1533		1698
1534	sub ext_reply($$@) {	1699	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1700	my ($self, $id, @msg) = @_;
1536		1701
1537	if ($self->ns->extcmd == 2) {	1702	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1703	}
1545		1704
1546	=item $player->ext_msg ($type, @msg)	1705	=item $player->ext_msg ($type, @msg)
1547		1706
1548	Sends an ext event to the client.	1707	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1606		1765
1607	sub generate_random_map {	1766	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1609	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1772	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1897
1736	# the temporary/swap location	1898	# the temporary/swap location
1737	sub save_path {	1899	sub save_path {
1738	my ($self) = @_;	1900	my ($self) = @_;
1739		1901
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1742	}	1904	}
1743		1905
1744	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1745	sub uniq_path {	1907	sub uniq_path {
1746	my ($self) = @_;	1908	my ($self) = @_;
1747		1909
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	1912	}
1760		1913
1761	sub decay_objects {	1914	sub decay_objects {
1762	my ($self) = @_;	1915	my ($self) = @_;
1763		1916
…		…
1776		1929
1777	sub load_header_from($) {	1930	sub load_header_from($) {
1778	my ($self, $path) = @_;	1931	my ($self, $path) = @_;
1779		1932
1780	utf8::encode $path;	1933	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1934	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1935	or return;
		1936
		1937	$self->_load_header ($f)
		1938	or return;
		1939
		1940	local $MAP_LOADING{$self->{path}} = $self;
		1941	$f->resolve_delayed_derefs;
1786		1942
1787	$self->{load_path} = $path;	1943	$self->{load_path} = $path;
1788		1944
1789	1	1945	1
1790	}	1946	}
…		…
1844	sub find {	2000	sub find {
1845	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1846		2002
1847	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1848		2004
		2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2007
1851	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1854	or return;	2010	or return;
1855		2011
1856	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1857		2013
…		…
1859	or return;	2015	or return;
1860		2016
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
		2021	undef $guard1;
1864	$map->reset;	2022	$map->reset;
1865	undef $guard;
1866	return find $path;	2023	return find $path;
1867	}	2024	}
1868		2025
1869	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1870	}	2027	}
1871	}	2028	}
1872		2029
1873	sub pre_load { }	2030	sub pre_load { }
1874	sub post_load { }	2031	#sub post_load { } # XS
1875		2032
1876	sub load {	2033	sub load {
1877	my ($self) = @_;	2034	my ($self) = @_;
1878		2035
1879	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
1880		2037
1881	my $path = $self->{path};	2038	my $path = $self->{path};
1882		2039
1883	{	2040	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2041	my $guard = cf::lock_acquire "map_data:$path";
1885		2042
		2043	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2044	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2045
1888	$self->in_memory (cf::MAP_LOADING);	2046	$self->in_memory (cf::MAP_LOADING);
1889		2047
1890	$self->alloc;	2048	$self->alloc;
1891		2049
1892	$self->pre_load;	2050	$self->pre_load;
1893	Coro::cede;	2051	cf::cede_to_tick;
1894		2052
		2053	my $f = new_from_file cf::object::thawer $self->{load_path};
		2054	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2055	$self->_load_objects ($f)
1896	or return;	2056	or return;
1897		2057
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1899	if delete $self->{load_original};	2059	if delete $self->{load_original};
1900		2060
1901	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2062	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2063	unless (aio_stat $uniq) {
		2064	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2065	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2066	$self->_load_objects ($f);
		2067	$f->resolve_delayed_derefs;
		2068	}
1906	}	2069	}
1907	}	2070	}
1908		2071
1909	Coro::cede;	2072	$f->resolve_delayed_derefs;
		2073
		2074	cf::cede_to_tick;
1910	# now do the right thing for maps	2075	# now do the right thing for maps
1911	$self->link_multipart_objects;	2076	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2077	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2078	unless $self->difficulty;
1914	Coro::cede;	2079	cf::cede_to_tick;
1915		2080
1916	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2082	$self->decay_objects;
1918	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1919	$self->update_buttons;	2084	$self->update_buttons;
1920	Coro::cede;	2085	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2086	$self->activate;
1924	}	2087	}
1925		2088
1926	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
1927	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
1928		2091
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2093	}
1931		2094
1932	$self->post_load;	2095	$self->post_load;
1933	}	2096	}
1934		2097
…		…
1943		2106
1944	$self	2107	$self
1945	}	2108	}
1946		2109
1947	# find and load all maps in the 3x3 area around a map	2110	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2111	sub load_neighbours {
1949	my ($map) = @_;	2112	my ($map) = @_;
1950		2113
1951	my @diag; # diagonal neighbours	2114	my @neigh; # diagonal neighbours
1952		2115
1953	for (0 .. 3) {	2116	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2117	my $neigh = $map->tile_path ($_)
1955	or next;	2118	or next;
1956	$neigh = find $neigh, $map	2119	$neigh = find $neigh, $map
1957	or next;	2120	or next;
1958	$neigh->load;	2121	$neigh->load;
1959		2122
		2123	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2124	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2125	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2126	}
1963		2127
1964	for (@diag) {	2128	for (grep defined $_->[0], @neigh) {
		2129	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2130	my $neigh = find $path, $origin
1966	or next;	2131	or next;
1967	$neigh->load;	2132	$neigh->load;
1968	}	2133	}
1969	}	2134	}
1970		2135
…		…
1975	}	2140	}
1976		2141
1977	sub do_load_sync {	2142	sub do_load_sync {
1978	my ($map) = @_;	2143	my ($map) = @_;
1979		2144
		2145	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2146	if $Coro::current == $Coro::main;
		2147
1980	cf::sync_job { $map->load };	2148	cf::sync_job { $map->load };
1981	}	2149	}
1982		2150
1983	our %MAP_PREFETCH;	2151	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2152	our $MAP_PREFETCHER = undef;
1985		2153
1986	sub find_async {	2154	sub find_async {
1987	my ($path, $origin) = @_;	2155	my ($path, $origin, $load) = @_;
1988		2156
1989	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
1990		2158
1991	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2161	}
1994		2162
1995	undef $MAP_PREFETCH{$path};	2163	$MAP_PREFETCH{$path} |= $load;
		2164
1996	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
		2166	$Coro::current->{desc} = "map prefetcher";
		2167
1997	while (%MAP_PREFETCH) {	2168	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2169	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2170	if (my $map = find $k) {
2000	$map->load;	2171	$map->load if $v;
2001	}	2172	}
2002		2173
2003	delete $MAP_PREFETCH{$path};	2174	delete $MAP_PREFETCH{$k};
2004	}	2175	}
2005	}	2176	}
2006	undef $MAP_PREFETCHER;	2177	undef $MAP_PREFETCHER;
2007	};	2178	};
2008	$MAP_PREFETCHER->prio (6);	2179	$MAP_PREFETCHER->prio (6);
…		…
2011	}	2182	}
2012		2183
2013	sub save {	2184	sub save {
2014	my ($self) = @_;	2185	my ($self) = @_;
2015		2186
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2017		2188
2018	$self->{last_save} = $cf::RUNTIME;	2189	$self->{last_save} = $cf::RUNTIME;
2019		2190
2020	return unless $self->dirty;	2191	return unless $self->dirty;
2021		2192
…		…
2027	return if $self->{deny_save};	2198	return if $self->{deny_save};
2028		2199
2029	local $self->{last_access} = $self->last_access;#d#	2200	local $self->{last_access} = $self->last_access;#d#
2030		2201
2031	cf::async {	2202	cf::async {
		2203	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
2033	};	2205	};
		2206
		2207	cf::get_slot 0.02;
2034		2208
2035	if ($uniq) {	2209	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2212	} else {
…		…
2044	my ($self) = @_;	2218	my ($self) = @_;
2045		2219
2046	# save first because save cedes	2220	# save first because save cedes
2047	$self->save;	2221	$self->save;
2048		2222
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2224
2051	return if $self->players;	2225	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
2053	return if $self->{deny_save};	2227	return if $self->{deny_save};
2054		2228
		2229	$self->in_memory (cf::MAP_SWAPPED);
		2230
		2231	$self->deactivate;
		2232	$_->clear_links_to ($self) for values %cf::MAP;
2055	$self->clear;	2233	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2234	}
2058		2235
2059	sub reset_at {	2236	sub reset_at {
2060	my ($self) = @_;	2237	my ($self) = @_;
2061		2238
…		…
2079		2256
2080	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2081		2258
2082	return if $self->players;	2259	return if $self->players;
2083		2260
2084	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2085		2262
2086	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2087		2264
2088	# need to save uniques path	2265	# need to save uniques path
2089	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2093	if $uniq;	2270	if $uniq;
2094	}	2271	}
2095		2272
2096	delete $cf::MAP{$self->path};	2273	delete $cf::MAP{$self->path};
2097		2274
		2275	$self->deactivate;
		2276	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2277	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2278
2102	$self->unlink_save;	2279	$self->unlink_save;
2103	$self->destroy;	2280	$self->destroy;
2104	}	2281	}
2105		2282
2106	my $nuke_counter = "aaaa";	2283	my $nuke_counter = "aaaa";
2107		2284
2108	sub nuke {	2285	sub nuke {
2109	my ($self) = @_;	2286	my ($self) = @_;
2110		2287
		2288	{
		2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2290
2111	delete $cf::MAP{$self->path};	2291	delete $cf::MAP{$self->path};
2112		2292
2113	$self->unlink_save;	2293	$self->unlink_save;
2114		2294
2115	bless $self, "cf::map";	2295	bless $self, "cf::map";
2116	delete $self->{deny_reset};	2296	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2297	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2298	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2299	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2300
2121	$cf::MAP{$self->path} = $self;	2301	$cf::MAP{$self->path} = $self;
		2302	}
2122		2303
2123	$self->reset; # polite request, might not happen	2304	$self->reset; # polite request, might not happen
2124	}	2305	}
2125		2306
2126	=item $maps = cf::map::tmp_maps	2307	=item $maps = cf::map::tmp_maps
…		…
2168		2349
2169	sub unique_maps() {	2350	sub unique_maps() {
2170	[	2351	[
2171	map {	2352	map {
2172	utf8::decode $_;	2353	utf8::decode $_;
2173	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2174	? normalise $_	2357	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2359	]
2178	}	2360	}
2179		2361
2180	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2181		2393
2182	=back	2394	=back
2183		2395
2184	=head3 cf::object	2396	=head3 cf::object
2185		2397
…		…
2189		2401
2190	=over 4	2402	=over 4
2191		2403
2192	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2193		2405
2194	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2195		2408
2196	=cut	2409	=cut
2197		2410
2198	sub inv_recursive_;	2411	sub inv_recursive_;
2199	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2202		2415
2203	sub inv_recursive {	2416	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2205	}	2418	}
2206		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2207	package cf;	2448	package cf;
2208		2449
2209	=back	2450	=back
2210		2451
2211	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2217	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2218	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2219	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2220		2461
2221	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2222		2477
2223	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2224	# with dialog boxes.	2479	# with dialog boxes.
2225	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2226	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2238	my $dialog = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2240		2495
2241	} else {	2496	} else {
2242	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2243	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2244	}	2499	}
2245	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2246	}	2511	}
2247		2512
2248	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2249		2514
2250	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2263		2528
2264	=item $player_object->enter_link	2529	=item $player_object->enter_link
2265		2530
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2532
2268	The player should be reasonably safe there for short amounts of time. You	2533	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2270		2537
2271	Will never block.	2538	Will never block.
2272		2539
2273	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2274		2541
…		…
2326	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2327	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2328		2595
2329	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2332		2599
2333	$map->load;	2600	$map->load;
2334	$map->load_diag;	2601	$map->load_neighbours;
2335		2602
2336	return unless $self->contr->active;	2603	return unless $self->contr->active;
2337	$self->activate_recursive;
2338		2604
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2341	}	2610	}
2342		2611
2343	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2344		2613
2345	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2346	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2618	be called at the end of this process.
2350		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
		2622
2351	=cut	2623	=cut
2352		2624
2353	our $GOTOGEN;	2625	our $GOTOGEN;
2354		2626
2355	sub cf::object::player::goto {	2627	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2631	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2632
2361	$self->enter_link;	2633	$self->enter_link;
2362		2634
2363	(async {	2635	(async {
		2636	$Coro::current->{desc} = "player::goto $path $x $y";
		2637
		2638	# *tag paths override both path and x|y
		2639	if ($path =~ /^\*(.*)$/) {
		2640	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2641	my $ob = $obs[rand @obs];
		2642
		2643	# see if we actually can go there
		2644	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2645	$ob = $obs[rand @obs];
		2646	} else {
		2647	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2648	}
		2649	# else put us there anyways for now #d#
		2650
		2651	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2652	} else {
		2653	($path, $x, $y) = (undef, undef, undef);
		2654	}
		2655	}
		2656
2364	my $map = eval {	2657	my $map = eval {
2365	my $map = cf::map::find $path;	2658	my $map = defined $path ? cf::map::find $path : undef;
2366		2659
2367	if ($map) {	2660	if ($map) {
2368	$map = $map->customise_for ($self);	2661	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2662	$map = $check->($map) if $check && $map;
2370	} else {	2663	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2664	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2665	}
2373		2666
2374	$map	2667	$map
2375	};	2668	};
2376		2669
…		…
2412	}	2705	}
2413		2706
2414	sub prepare_random_map {	2707	sub prepare_random_map {
2415	my ($exit) = @_;	2708	my ($exit) = @_;
2416		2709
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2712	# that depends on the exit object
2422		2713
2423	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2716	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2430	}	2723	}
2431		2724
2432	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2433		2726
2434	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2437		2730
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2733	undef $fh;
2441	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2442		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2445	}	2742	}
2446	}	2743	}
2447		2744
2448	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2450		2747
2451	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2452		2749
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2750	$self->enter_link;
2465		2751
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2752	(async {
2471	$self->deactivate_recursive; # just to be sure	2753	$Coro::current->{desc} = "enter_exit";
		2754
2472	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2473	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2474		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2475	1;	2776	1
2476	}) {	2777	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2782
2482	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2499	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2500	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2501		2802
2502	utf8::encode $text;	2803	utf8::encode $text;
2503	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2504	}	2830	}
2505		2831
2506	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2507		2833
2508	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2836	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2837	the message unless the client supports the msg packet.
2512		2838
2513	=cut	2839	=cut
2514		2840
		2841	# non-persistent channels (usually the info channel)
		2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
		2849	"c/identify" => {
		2850	id => "infobox",
		2851	title => "Identify",
		2852	reply => undef,
		2853	tooltip => "Items recently identified",
		2854	},
		2855	"c/examine" => {
		2856	id => "infobox",
		2857	title => "Examine",
		2858	reply => undef,
		2859	tooltip => "Signs and other items you examined",
		2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
		2866	},
		2867	"c/book" => {
		2868	id => "infobox",
		2869	title => "Book",
		2870	reply => undef,
		2871	tooltip => "The contents of a note or book",
		2872	},
		2873	"c/lookat" => {
		2874	id => "infobox",
		2875	title => "Look",
		2876	reply => undef,
		2877	tooltip => "What you saw there",
		2878	},
		2879	"c/who" => {
		2880	id => "infobox",
		2881	title => "Players",
		2882	reply => undef,
		2883	tooltip => "Shows players who are currently online",
		2884	},
		2885	"c/body" => {
		2886	id => "infobox",
		2887	title => "Body Parts",
		2888	reply => undef,
		2889	tooltip => "Shows which body parts you posess and are available",
		2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
		2927	"c/uptime" => {
		2928	id => "infobox",
		2929	title => "Uptime",
		2930	reply => undef,
		2931	tooltip => "How long the server has been running since last restart",
		2932	},
		2933	"c/mapinfo" => {
		2934	id => "infobox",
		2935	title => "Map Info",
		2936	reply => undef,
		2937	tooltip => "Information related to the maps",
		2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
		2953	);
		2954
2515	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2517		2957
2518	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2519		2960
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		2962
		2963	# check predefined channels, for the benefit of C
		2964	if ($CHANNEL{$channel}) {
		2965	$channel = $CHANNEL{$channel};
		2966
		2967	$self->ext_msg (channel_info => $channel);
		2968	$channel = $channel->{id};
		2969
2522	if (ref $channel) {	2970	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	2974	$self->ext_msg (channel_info => $channel);
2527	}	2975	}
…		…
2529	$channel = $channel->{id};	2977	$channel = $channel->{id};
2530	}	2978	}
2531		2979
2532	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2533		2981
2534	if ($self->can_msg) {
2535	# default colour, mask it out	2982	# default colour, mask it out
2536	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2537	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2538		2985
2539	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2540	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2541	} else {	2989	);
2542	if ($color >= 0) {
2543	# replace some tags by gcfclient-compatible ones
2544	for ($msg) {
2545	1 while
2546	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2547	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2548	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2549	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}
2552		2990
2553	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($pkt);
2554
2555	if (0 && $msg =~ /\[/) {
2556	$self->send_packet ("drawextinfo $color 4 0 $msg")
2557	} else {
2558	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2559	$self->send_packet ("drawinfo $color $msg")
2560	}
2561	}
2562	}
2563	}	2992	}
2564		2993
2565	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2566		2995
2567	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2569	=cut	2998	=cut
2570		2999
2571	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2572	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2573		3002
2574	my $extcmd = $self->extcmd;
2575
2576	if ($extcmd == 2) {	3003	if ($self->extcmd == 2) {
2577	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2578	} elsif ($extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2579	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3008	}
		3009	}
		3010
		3011	=item $client->ext_reply ($msgid, @msg)
		3012
		3013	Sends an ext reply to the client.
		3014
		3015	=cut
		3016
		3017	sub cf::client::ext_reply($$@) {
		3018	my ($self, $id, @msg) = @_;
		3019
		3020	if ($self->extcmd == 2) {
		3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3022	} elsif ($self->extcmd == 1) {
		3023	#TODO: version 1, remove
		3024	unshift @msg, msgtype => "reply", msgid => $id;
		3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	3026	}
2582	}	3027	}
2583		3028
2584	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2585		3030
…		…
2646	my ($type, $reply, @payload) =	3091	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3092	"ARRAY" eq ref $msg
2648	? @$msg	3093	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3094	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3095
		3096	my @reply;
		3097
2651	if (my $cb = $EXTICMD{$type}) {	3098	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3099	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3100	}
		3101
		3102	$ns->ext_reply ($reply, @reply)
		3103	if $reply;
		3104
2657	} else {	3105	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3106	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3107	}
2660		3108
2661	cf::override;	3109	cf::override;
…		…
2708	our $safe = new Safe "safe";	3156	our $safe = new Safe "safe";
2709	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
2710		3158
2711	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
2712		3160
2713	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3161	$safe->permit_only (Opcode::opset qw(
		3162	:base_core :base_mem :base_orig :base_math :base_loop
		3163	grepstart grepwhile mapstart mapwhile
		3164	sort time
		3165	));
2714		3166
2715	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
2716		3168
2717	=pod	3169	=pod
2718		3170
2719	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
2720		3172
2721	cf::object	3173	cf::object
2722	contr pay_amount pay_player map x y force_find force_add	3174	contr pay_amount pay_player map x y force_find force_add destroy
2723	insert remove	3175	insert remove name archname title slaying race decrease split
		3176	value
2724		3177
2725	cf::object::player	3178	cf::object::player
2726	player	3179	player
2727		3180
2728	cf::player	3181	cf::player
…		…
2733		3186
2734	=cut	3187	=cut
2735		3188
2736	for (	3189	for (
2737	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2738	insert remove)],	3191	insert remove inv nrof name archname title slaying race
		3192	decrease split destroy change_exp value msg lore send_msg)],
2739	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
2740	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
2741	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
2742	) {	3196	) {
2743	no strict 'refs';	3197	no strict 'refs';
2744	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
2745	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2763		3217
2764	my $qcode = $code;	3218	my $qcode = $code;
2765	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2766	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
2767		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
2768	local $_;	3225	local $_;
2769	local @safe::cf::_safe_eval_args = values %vars;
2770		3226
2771	my $eval =	3227	my $eval =
2772	"do {\n"	3228	"do {\n"
2773	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2774	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
2775	. $code	3231	. $code
2776	. "\n}"	3232	. "\n}"
2777	;	3233	;
2778		3234
		3235	if ($CFG{safe_eval}) {
2779	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
2780	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2781	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
2782		3244
2783	if ($@) {	3245	if ($@) {
2784	warn "$@";	3246	warn "$@";
2785	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
2786	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2805	=cut	3267	=cut
2806		3268
2807	sub register_script_function {	3269	sub register_script_function {
2808	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
2809		3271
2810	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
2811	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
2812	}	3274	}
2813		3275
2814	=back	3276	=back
2815		3277
2816	=cut	3278	=cut
…		…
2818	#############################################################################	3280	#############################################################################
2819	# the server's init and main functions	3281	# the server's init and main functions
2820		3282
2821	sub load_facedata($) {	3283	sub load_facedata($) {
2822	my ($path) = @_;	3284	my ($path) = @_;
		3285
		3286	# HACK to clear player env face cache, we need some signal framework
		3287	# for this (global event?)
		3288	%ext::player_env::MUSIC_FACE_CACHE = ();
		3289
		3290	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2823		3291
2824	warn "loading facedata from $path\n";	3292	warn "loading facedata from $path\n";
2825		3293
2826	my $facedata;	3294	my $facedata;
2827	0 < aio_load $path, $facedata	3295	0 < aio_load $path, $facedata
…		…
2830	$facedata = Coro::Storable::thaw $facedata;	3298	$facedata = Coro::Storable::thaw $facedata;
2831		3299
2832	$facedata->{version} == 2	3300	$facedata->{version} == 2
2833	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
2834		3302
		3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3305	$facedata->{resource}{"res/exp_table"} = {
		3306	type => FT_RSRC,
		3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
		3309	};
		3310	cf::cede_to_tick;
		3311
2835	{	3312	{
2836	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
2837		3314
2838	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
2839	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3317
2840	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
2841	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
2842	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2843	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2844		3322
2845	cf::cede_to_tick;	3323	cf::cede_to_tick;
2846	}	3324	}
2847		3325
2848	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
2849	next unless $info->{smooth};	3327	next unless $info->{smooth};
		3328
2850	my $idx = cf::face::find $face	3329	my $idx = cf::face::find $face
2851	or next;	3330	or next;
		3331
2852	if (my $smooth = cf::face::find $info->{smooth}) {	3332	if (my $smooth = cf::face::find $info->{smooth}) {
2853	cf::face::set_smooth $idx, $smooth;	3333	cf::face::set_smooth $idx, $smooth;
2854	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3334	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2855	} else {	3335	} else {
2856	warn "smooth face '$info->{smooth}' not found for face '$face'";	3336	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2870		3350
2871	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
2872	}	3352	}
2873		3353
2874	{	3354	{
2875	# TODO: for gcfclient pleasure, we should give resources
2876	# that gcfclient doesn't grok a >10000 face index.
2877	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
2878	my $enc = JSON::XS->new->utf8->canonical;
2879
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881		3356
2882	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
2883	my $meta = $enc->encode ({	3358	if (defined $info->{type}) {
2884	name => $name,
2885	%{ $info->{meta} || {} },
2886	});
2887
2888	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2889		3360
2890	if ($info->{type} & 1) {
2891	# prepend meta info
2892
2893	my $data = pack "(w/a*)*", $meta, $info->{data};
2894	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2895
2896	cf::face::set_data $idx, 0, $data, $chk;	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3362	cf::face::set_type $idx, $info->{type};
2897	} else {	3363	} else {
2898	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3364	$RESOURCE{$name} = $info;
2899	}	3365	}
2900		3366
2901	cf::face::set_type $idx, $info->{type};
2902
2903	cf::cede_to_tick;	3367	cf::cede_to_tick;
2904	}	3368	}
2905
2906	if ($soundconf) {
2907	$soundconf = $enc->decode (delete $soundconf->{data});
2908
2909	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2910	my $sound = $soundconf->{compat}[$_]
2911	or next;
2912
2913	my $face = cf::face::find "sound/$sound->[1]";
2914
2915	cf::sound::set $sound->[0] => $face;
2916	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2917	}
2918
2919	#TODO
2920	}
2921	}	3369	}
		3370
		3371	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3372
2923	1	3373	1
2924	}	3374	}
		3375
		3376	cf::global->attach (on_resource_update => sub {
		3377	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3378	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3379
		3380	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3381	my $sound = $soundconf->{compat}[$_]
		3382	or next;
		3383
		3384	my $face = cf::face::find "sound/$sound->[1]";
		3385	cf::sound::set $sound->[0] => $face;
		3386	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3387	}
		3388
		3389	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3390	my $face = cf::face::find "sound/$v";
		3391	cf::sound::set $k => $face;
		3392	}
		3393	}
		3394	});
2925		3395
2926	register_exticmd fx_want => sub {	3396	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3397	my ($ns, $want) = @_;
2928		3398
2929	while (my ($k, $v) = each %$want) {	3399	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3400	$ns->fx_want ($k, $v);
2931	}	3401	}
2932	};	3402	};
2933		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
		3413
2934	sub reload_regions {	3414	sub reload_regions {
		3415	# HACK to clear player env face cache, we need some signal framework
		3416	# for this (global event?)
		3417	%ext::player_env::MUSIC_FACE_CACHE = ();
		3418
2935	load_resource_file "$MAPDIR/regions"	3419	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3420	or die "unable to load regions file\n";
2937		3421
2938	for (cf::region::list) {	3422	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3423	$_->{match} = qr/$_->{match}/
…		…
2947	}	3431	}
2948		3432
2949	sub reload_archetypes {	3433	sub reload_archetypes {
2950	load_resource_file "$DATADIR/archetypes"	3434	load_resource_file "$DATADIR/archetypes"
2951	or die "unable to load archetypes\n";	3435	or die "unable to load archetypes\n";
2952	#d# NEED to laod twice to resolve forward references
2953	# this really needs to be done in an extra post-pass
2954	# (which needs to be synchronous, so solve it differently)
2955	load_resource_file "$DATADIR/archetypes"
2956	or die "unable to load archetypes\n";
2957	}	3436	}
2958		3437
2959	sub reload_treasures {	3438	sub reload_treasures {
2960	load_resource_file "$DATADIR/treasures"	3439	load_resource_file "$DATADIR/treasures"
2961	or die "unable to load treasurelists\n";	3440	or die "unable to load treasurelists\n";
2962	}	3441	}
2963		3442
2964	sub reload_resources {	3443	sub reload_resources {
2965	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
2966		3445
		3446	reload_facedata;
		3447	reload_archetypes;
2967	reload_regions;	3448	reload_regions;
2968	reload_facedata;
2969	#reload_archetypes;#d#
2970	reload_archetypes;
2971	reload_treasures;	3449	reload_treasures;
2972		3450
2973	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
2974	}	3452	}
2975		3453
2976	sub init {	3454	sub reload_config {
2977	reload_resources;	3455	warn "reloading config file...\n";
2978	}
2979		3456
2980	sub cfg_load {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3458	or return;
2983		3459
2984	local $/;	3460	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
2986		3462
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2988		3464
2989	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2990	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2994	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2995	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
2996	};	3472	};
2997	warn $@ if $@;	3473	warn $@ if $@;
2998	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
2999	}	3505	}
3000		3506
3001	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
3002	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
3004	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3005	(async {	3525	(async {
3006	Event::one_event;	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3527	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3008	};	3529	};
3009		3530
3010	cfg_load;	3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
		3538	reload_config;
3011	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
3012	load_extensions;	3550	load_extensions;
3013		3551
3014	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
3015	Event::loop;	3553
		3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
3016	}	3562	}
3017		3563
3018	#############################################################################	3564	#############################################################################
3019	# initialisation and cleanup	3565	# initialisation and cleanup
3020		3566
3021	# install some emergency cleanup handlers	3567	# install some emergency cleanup handlers
3022	BEGIN {	3568	BEGIN {
		3569	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3570	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3571	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3025	reentrant => 0,
3026	data => WF_AUTOCANCEL,
3027	signal => $signal,
3028	prio => 0,
3029	cb => sub {
3030	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
3031	},
3032	);	3573	};
3033	}	3574	}
3034	}	3575	}
3035		3576
3036	sub write_runtime {	3577	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";
3038
3039	# first touch the runtime file to show we are still running:	3578	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3579	# the fsync below can take a very very long time.
3041		3580
3042	IO::AIO::aio_utime $runtime, undef, undef;	3581	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3043		3582
3044	my $guard = cf::lock_acquire "write_runtime";	3583	my $guard = cf::lock_acquire "write_runtime";
3045		3584
3046	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3585	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3047	or return;	3586	or return;
3048		3587
3049	my $value = $cf::RUNTIME + 90 + 10;	3588	my $value = $cf::RUNTIME + 90 + 10;
3050	# 10 is the runtime save interval, for a monotonic clock	3589	# 10 is the runtime save interval, for a monotonic clock
3051	# 60 allows for the watchdog to kill the server.	3590	# 60 allows for the watchdog to kill the server.
…		…
3061	aio_utime $fh, undef, undef;	3600	aio_utime $fh, undef, undef;
3062		3601
3063	close $fh	3602	close $fh
3064	or return;	3603	or return;
3065		3604
3066	aio_rename "$runtime~", $runtime	3605	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3067	and return;	3606	and return;
3068		3607
3069	warn "runtime file written.\n";	3608	warn "runtime file written.\n";
3070		3609
3071	1	3610	1
		3611	}
		3612
		3613	our $uuid_lock;
		3614	our $uuid_skip;
		3615
		3616	sub write_uuid_sync($) {
		3617	$uuid_skip ||= $_[0];
		3618
		3619	return if $uuid_lock;
		3620	local $uuid_lock = 1;
		3621
		3622	my $uuid = "$LOCALDIR/uuid";
		3623
		3624	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3625	or return;
		3626
		3627	my $value = uuid_seq uuid_cur;
		3628
		3629	unless ($value) {
		3630	warn "cowardly refusing to write zero uuid value!\n";
		3631	return;
		3632	}
		3633
		3634	my $value = uuid_str $value + $uuid_skip;
		3635	$uuid_skip = 0;
		3636
		3637	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3638	and return;
		3639
		3640	# always fsync - this file is important
		3641	aio_fsync $fh
		3642	and return;
		3643
		3644	close $fh
		3645	or return;
		3646
		3647	aio_rename "$uuid~", $uuid
		3648	and return;
		3649
		3650	warn "uuid file written ($value).\n";
		3651
		3652	1
		3653
		3654	}
		3655
		3656	sub write_uuid($$) {
		3657	my ($skip, $sync) = @_;
		3658
		3659	$sync ? write_uuid_sync $skip
		3660	: async { write_uuid_sync $skip };
3072	}	3661	}
3073		3662
3074	sub emergency_save() {	3663	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3664	my $freeze_guard = cf::freeze_mainloop;
3076		3665
3077	warn "enter emergency perl save\n";	3666	warn "emergency_perl_save: enter\n";
3078		3667
3079	cf::sync_job {	3668	cf::sync_job {
		3669	# this is a trade-off: we want to be very quick here, so
		3670	# save all maps without fsync, and later call a global sync
		3671	# (which in turn might be very very slow)
		3672	local $USE_FSYNC = 0;
		3673
3080	# use a peculiar iteration method to avoid tripping on perl	3674	# use a peculiar iteration method to avoid tripping on perl
3081	# refcount bugs in for. also avoids problems with players	3675	# refcount bugs in for. also avoids problems with players
3082	# and maps saved/destroyed asynchronously.	3676	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3677	warn "emergency_perl_save: begin player save\n";
3084	for my $login (keys %cf::PLAYER) {	3678	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3679	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3680	$pl->valid or next;
		3681	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3682	$pl->save;
3088	}	3683	}
3089	warn "end emergency player save\n";	3684	warn "emergency_perl_save: end player save\n";
3090		3685
3091	warn "begin emergency map save\n";	3686	warn "emergency_perl_save: begin map save\n";
3092	for my $path (keys %cf::MAP) {	3687	for my $path (keys %cf::MAP) {
3093	my $map = $cf::MAP{$path} or next;	3688	my $map = $cf::MAP{$path} or next;
3094	$map->valid or next;	3689	$map->valid or next;
3095	$map->save;	3690	$map->save;
3096	}	3691	}
3097	warn "end emergency map save\n";	3692	warn "emergency_perl_save: end map save\n";
3098		3693
3099	warn "begin emergency database checkpoint\n";	3694	warn "emergency_perl_save: begin database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3695	BDB::db_env_txn_checkpoint $DB_ENV;
3101	warn "end emergency database checkpoint\n";	3696	warn "emergency_perl_save: end database checkpoint\n";
		3697
		3698	warn "emergency_perl_save: begin write uuid\n";
		3699	write_uuid_sync 1;
		3700	warn "emergency_perl_save: end write uuid\n";
3102	};	3701	};
3103		3702
		3703	warn "emergency_perl_save: starting sync()\n";
		3704	IO::AIO::aio_sync sub {
		3705	warn "emergency_perl_save: finished sync()\n";
		3706	};
		3707
3104	warn "leave emergency perl save\n";	3708	warn "emergency_perl_save: leave\n";
3105	}	3709	}
3106		3710
3107	sub post_cleanup {	3711	sub post_cleanup {
3108	my ($make_core) = @_;	3712	my ($make_core) = @_;
3109		3713
3110	warn Carp::longmess "post_cleanup backtrace"	3714	warn Carp::longmess "post_cleanup backtrace"
3111	if $make_core;	3715	if $make_core;
		3716
		3717	my $fh = pidfile;
		3718	unlink $PIDFILE if <$fh> == $$;
		3719	}
		3720
		3721	# a safer delete_package, copied from Symbol
		3722	sub clear_package($) {
		3723	my $pkg = shift;
		3724
		3725	# expand to full symbol table name if needed
		3726	unless ($pkg =~ /^main::.*::$/) {
		3727	$pkg = "main$pkg" if $pkg =~ /^::/;
		3728	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3729	$pkg .= '::' unless $pkg =~ /::$/;
		3730	}
		3731
		3732	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3733	my $stem_symtab = *{$stem}{HASH};
		3734
		3735	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3736	or return;
		3737
		3738	# clear all symbols
		3739	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3740	for my $name (keys %$leaf_symtab) {
		3741	_gv_clear *{"$pkg$name"};
		3742	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3743	}
		3744	warn "cleared package $pkg\n";#d#
3112	}	3745	}
3113		3746
3114	sub do_reload_perl() {	3747	sub do_reload_perl() {
3115	# can/must only be called in main	3748	# can/must only be called in main
3116	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
3117	warn "can only reload from main coroutine";	3750	warn "can only reload from main coroutine";
3118	return;	3751	return;
3119	}	3752	}
3120		3753
		3754	return if $RELOAD++;
		3755
		3756	my $t1 = EV::time;
		3757
		3758	while ($RELOAD) {
3121	warn "reloading...";	3759	warn "reloading...";
3122		3760
3123	warn "entering sync_job";	3761	warn "entering sync_job";
3124		3762
3125	cf::sync_job {	3763	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3764	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3765	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3129		3767
3130	warn "syncing database to disk";	3768	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3770
3133	# if anything goes wrong in here, we should simply crash as we already saved	3771	# if anything goes wrong in here, we should simply crash as we already saved
3134		3772
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139
3140	warn "flushing outstanding aio requests";	3773	warn "flushing outstanding aio requests";
3141	for (;;) {
3142	BDB::flush;
3143	IO::AIO::flush;
3144	Coro::cede;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3774	while (IO::AIO::nreqs || BDB::nreqs) {
3146	warn "iterate...";	3775	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3147	}
3148
3149	++$RELOAD;
3150
3151	warn "cancelling all extension coros";
3152	$_->cancel for values %EXT_CORO;
3153	%EXT_CORO = ();
3154
3155	warn "removing commands";
3156	%COMMAND = ();
3157
3158	warn "removing ext/exti commands";
3159	%EXTCMD = ();
3160	%EXTICMD = ();
3161
3162	warn "unloading/nuking all extensions";
3163	for my $pkg (@EXTS) {
3164	warn "... unloading $pkg";
3165
3166	if (my $cb = $pkg->can ("unload")) {
3167	eval {
3168	$cb->($pkg);
3169	1
3170	} or warn "$pkg unloaded, but with errors: $@";
3171	}	3776	}
3172		3777
3173	warn "... nuking $pkg";	3778	warn "cancelling all extension coros";
3174	Symbol::delete_package $pkg;	3779	$_->cancel for values %EXT_CORO;
3175	}	3780	%EXT_CORO = ();
3176		3781
3177	warn "unloading all perl modules loaded from $LIBDIR";	3782	warn "removing commands";
3178	while (my ($k, $v) = each %INC) {	3783	%COMMAND = ();
3179	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3180		3784
		3785	warn "removing ext/exti commands";
		3786	%EXTCMD = ();
		3787	%EXTICMD = ();
		3788
		3789	warn "unloading/nuking all extensions";
		3790	for my $pkg (@EXTS) {
3181	warn "... unloading $k";	3791	warn "... unloading $pkg";
3182	delete $INC{$k};
3183		3792
3184	$k =~ s/\.pm$//;
3185	$k =~ s/\//::/g;
3186
3187	if (my $cb = $k->can ("unload_module")) {	3793	if (my $cb = $pkg->can ("unload")) {
		3794	eval {
3188	$cb->();	3795	$cb->($pkg);
		3796	1
		3797	} or warn "$pkg unloaded, but with errors: $@";
		3798	}
		3799
		3800	warn "... clearing $pkg";
		3801	clear_package $pkg;
3189	}	3802	}
3190		3803
3191	Symbol::delete_package $k;	3804	warn "unloading all perl modules loaded from $LIBDIR";
		3805	while (my ($k, $v) = each %INC) {
		3806	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3807
		3808	warn "... unloading $k";
		3809	delete $INC{$k};
		3810
		3811	$k =~ s/\.pm$//;
		3812	$k =~ s/\//::/g;
		3813
		3814	if (my $cb = $k->can ("unload_module")) {
		3815	$cb->();
		3816	}
		3817
		3818	clear_package $k;
3192	}	3819	}
3193		3820
3194	warn "getting rid of safe::, as good as possible";	3821	warn "getting rid of safe::, as good as possible";
3195	Symbol::delete_package "safe::$_"	3822	clear_package "safe::$_"
3196	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3823	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3197		3824
3198	warn "unloading cf.pm \"a bit\"";	3825	warn "unloading cf.pm \"a bit\"";
3199	delete $INC{"cf.pm"};	3826	delete $INC{"cf.pm"};
3200	delete $INC{"cf/pod.pm"};	3827	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3201		3828
3202	# don't, removes xs symbols, too,	3829	# don't, removes xs symbols, too,
3203	# and global variables created in xs	3830	# and global variables created in xs
3204	#Symbol::delete_package __PACKAGE__;	3831	#clear_package __PACKAGE__;
3205		3832
3206	warn "unload completed, starting to reload now";	3833	warn "unload completed, starting to reload now";
3207		3834
3208	warn "reloading cf.pm";	3835	warn "reloading cf.pm";
3209	require cf;	3836	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3837	cf::_connect_to_perl_1;
3211		3838
3212	warn "loading config and database again";	3839	warn "loading config and database again";
3213	cf::cfg_load;	3840	cf::reload_config;
3214		3841
3215	warn "loading extensions";	3842	warn "loading extensions";
3216	cf::load_extensions;	3843	cf::load_extensions;
3217		3844
		3845	if ($REATTACH_ON_RELOAD) {
3218	warn "reattaching attachments to objects/players";	3846	warn "reattaching attachments to objects/players";
3219	_global_reattach; # objects, sockets	3847	_global_reattach; # objects, sockets
3220	warn "reattaching attachments to maps";	3848	warn "reattaching attachments to maps";
3221	reattach $_ for values %MAP;	3849	reattach $_ for values %MAP;
3222	warn "reattaching attachments to players";	3850	warn "reattaching attachments to players";
3223	reattach $_ for values %PLAYER;	3851	reattach $_ for values %PLAYER;
		3852	}
3224		3853
		3854	warn "running post_init jobs";
		3855	(pop @POST_INIT)->(1) while @POST_INIT;
		3856
3225	warn "leaving sync_job";	3857	warn "leaving sync_job";
3226		3858
3227	1	3859	1
3228	} or do {	3860	} or do {
3229	warn $@;	3861	warn $@;
3230	warn "error while reloading, exiting.";	3862	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3863	};
3233		3864
3234	warn "reloaded";	3865	warn "reloaded";
		3866	--$RELOAD;
		3867	}
		3868
		3869	$t1 = EV::time - $t1;
		3870	warn "reload completed in ${t1}s\n";
3235	};	3871	};
3236		3872
3237	our $RELOAD_WATCHER; # used only during reload	3873	our $RELOAD_WATCHER; # used only during reload
3238		3874
3239	sub reload_perl() {	3875	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3876	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3877	# coro crashes during coro_state_free->destroy here.
3242		3878
3243	$RELOAD_WATCHER ||= Event->timer (	3879	$RELOAD_WATCHER ||= cf::async {
3244	reentrant => 0,	3880	Coro::AIO::aio_wait cache_extensions;
3245	after => 0,	3881
3246	data => WF_AUTOCANCEL,	3882	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3247	cb => sub {
3248	do_reload_perl;	3883	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3884	undef $RELOAD_WATCHER;
3250	},	3885	};
3251	);	3886	};
3252	}	3887	}
3253		3888
3254	register_command "reload" => sub {	3889	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3890	my ($who, $arg) = @_;
3256		3891
3257	if ($who->flag (FLAG_WIZ)) {	3892	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3893	$who->message ("reloading server.");
		3894	async {
		3895	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3896	reload_perl;
		3897	};
3260	}	3898	}
3261	};	3899	};
3262		3900
3263	unshift @INC, $LIBDIR;	3901	unshift @INC, $LIBDIR;
3264		3902
…		…
3266		3904
3267	our @WAIT_FOR_TICK;	3905	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3906	our @WAIT_FOR_TICK_BEGIN;
3269		3907
3270	sub wait_for_tick {	3908	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3909	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3273		3910
3274	my $signal = new Coro::Signal;	3911	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3912	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3913	$signal->wait;
3277	}	3914	}
3278		3915
3279	sub wait_for_tick_begin {	3916	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;
3281	return if $Coro::current == $Coro::main;	3917	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3282		3918
3283	my $signal = new Coro::Signal;	3919	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3920	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3921	$signal->wait;
3286	}	3922	}
3287		3923
3288	my $min = 1e6;#d#	3924	sub tick {
3289	my $avg = 10;
3290	$TICK_WATCHER = Event->timer (
3291	reentrant => 0,
3292	parked => 1,
3293	prio => 0,
3294	at => $NEXT_TICK || $TICK,
3295	data => WF_AUTOCANCEL,
3296	cb => sub {
3297	if ($Coro::current != $Coro::main) {	3925	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3926	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3927	unless ++$bug_warning > 10;
3300	return;	3928	return;
3301	}	3929	}
3302		3930
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	3931	cf::server_tick; # one server iteration
3306		3932
3307	0 && sync_job {#d#	3933	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3308	for(1..10) {
3309	my $t = Event::time;
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3311	or die;
3312		3934
3313	$map->width (50);	3935	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3314	$map->height (50);	3936	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3315	$map->alloc;	3937	Coro::async_pool {
3316	$map->_load_objects ("/tmp/x.map", 1);	3938	$Coro::current->{desc} = "runtime saver";
3317	my $t = Event::time - $t;	3939	write_runtime_sync
3318		3940	or warn "ERROR: unable to write runtime file: $!";
3319	#next unless $t < 0.0013;#d#
3320	if ($t < $min) {
3321	$min = $t;
3322	}
3323	$avg = $avg * 0.99 + $t * 0.01;
3324	}
3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3326	exit 0;
3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3328	};	3941	};
		3942	}
3329		3943
3330	$RUNTIME += $TICK;
3331	$NEXT_TICK += $TICK;
3332
3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	$NEXT_RUNTIME_WRITE = $NOW + 10;
3335	Coro::async_pool {
3336	write_runtime
3337	or warn "ERROR: unable to write runtime file: $!";
3338	};
3339	}
3340
3341	# my $AFTER = Event::time;
3342	# warn $AFTER - $NOW;#d#
3343
3344	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3944	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	3945	$sig->send;
3346	}	3946	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	3947	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	3948	$sig->send;
3349	}	3949	}
3350		3950
3351	$NOW = Event::time;	3951	$LOAD = ($NOW - $TICK_START) / $TICK;
3352
3353	# if we are delayed by four ticks or more, skip them all
3354	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3355
3356	$TICK_WATCHER->at ($NEXT_TICK);
3357	$TICK_WATCHER->start;
3358
3359	$LOAD = ($NOW - $tick_start) / $TICK;
3360	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3952	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		3953
3362	_post_tick;	3954	if (0) {
3363		3955	if ($NEXT_TICK) {
3364		3956	my $jitter = $TICK_START - $NEXT_TICK;
		3957	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3958	warn "jitter $JITTER\n";#d#
		3959	}
3365	},	3960	}
3366	);	3961	}
3367		3962
3368	{	3963	{
3369	BDB::max_poll_time $TICK * 0.1;	3964	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	3965
3371	reentrant => 0,
3372	fd => BDB::poll_fileno,
3373	poll => 'r',
3374	prio => 0,
3375	data => WF_AUTOCANCEL,
3376	cb => \&BDB::poll_cb,
3377	);
3378	BDB::min_parallel 8;	3966	BDB::min_parallel 16;
3379		3967	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	3968	$AnyEvent::BDB::WATCHER->priority (1);
3381	my $status;
3382	my $current = $Coro::current;
3383	(
3384	sub {
3385	$status = $!;
3386	$current->ready; undef $current;
3387	},
3388	sub {
3389	Coro::schedule while defined $current;
3390	$! = $status;
3391	},
3392	)
3393	};
3394		3969
3395	unless ($DB_ENV) {	3970	unless ($DB_ENV) {
3396	$DB_ENV = BDB::db_env_create;	3971	$DB_ENV = BDB::db_env_create;
		3972	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3973	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3974	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3975	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3976	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3397		3977
3398	cf::sync_job {	3978	cf::sync_job {
3399	eval {	3979	eval {
3400	BDB::db_env_open	3980	BDB::db_env_open
3401	$DB_ENV,	3981	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3983	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3984	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	3985	0666;
3406		3986
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3987	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3408
3409	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3410	$DB_ENV->set_lk_detect;
3411	};	3988	};
3412		3989
3413	cf::cleanup "db_env_open(db): $@" if $@;	3990	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	3991	};
3415	}	3992	}
		3993
		3994	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3995	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3996	};
		3997	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3998	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3999	};
		4000	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4001	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4002	};
3416	}	4003	}
3417		4004
3418	{	4005	{
		4006	# configure IO::AIO
		4007
3419	IO::AIO::min_parallel 8;	4008	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	4009	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	4010	undef $AnyEvent::AIO::WATCHER;
3424	reentrant => 0,
3425	data => WF_AUTOCANCEL,
3426	fd => IO::AIO::poll_fileno,
3427	poll => 'r',
3428	prio => 6,
3429	cb => \&IO::AIO::poll_cb,
3430	);
3431	}	4011	}
3432		4012
3433	my $_log_backtrace;	4013	my $_log_backtrace;
3434		4014
3435	sub _log_backtrace {	4015	sub _log_backtrace {
…		…
3438	$msg =~ s/\n//;	4018	$msg =~ s/\n//;
3439		4019
3440	# limit the # of concurrent backtraces	4020	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	4021	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	4022	++$_log_backtrace;
		4023	my $perl_bt = Carp::longmess $msg;
3443	async {	4024	async {
		4025	$Coro::current->{desc} = "abt $msg";
		4026
3444	my @bt = fork_call {	4027	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	4028	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4029	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4030	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3448	or die "addr2line: $!";	4031	or die "addr2line: $!";
…		…
3456	}	4039	}
3457		4040
3458	@funcs	4041	@funcs
3459	};	4042	};
3460		4043
3461	LOG llevInfo, "[ABT] $msg\n";	4044	LOG llevInfo, "[ABT] $perl_bt\n";
		4045	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3462	LOG llevInfo, "[ABT] $_\n" for @bt;	4046	LOG llevInfo, "[ABT] $_\n" for @bt;
3463	--$_log_backtrace;	4047	--$_log_backtrace;
3464	};	4048	};
3465	} else {	4049	} else {
3466	LOG llevInfo, "[ABT] $msg\n";	4050	LOG llevInfo, "[ABT] $msg\n";
3467	LOG llevInfo, "[ABT] [suppressed]\n";	4051	LOG llevInfo, "[ABT] [suppressed]\n";
3468	}	4052	}
3469	}	4053	}
3470		4054
3471	# load additional modules	4055	# load additional modules
3472	use cf::pod;	4056	require "cf/$_.pm" for @EXTRA_MODULES;
		4057	cf::_connect_to_perl_2;
3473		4058
3474	END { cf::emergency_save }	4059	END { cf::emergency_save }
3475		4060
3476	1	4061	1
3477		4062

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