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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.385 by root, Fri Oct 12 19:13:26 2007 UTC vs.
Revision 1.539 by root, Tue May 4 22:49:21 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		80
52	our %COMMAND = ();	81	our %COMMAND = ();
53	our %COMMAND_TIME = ();	82	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	85	our %EXTCMD = ();
57	our %EXTICMD = ();	86	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	87	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	88	our %EXT_MAP = (); # pluggable maps
60		89
61	our $RELOAD; # number of reloads so far	90	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	91	our @EVENT;
		92	our @REFLECT; # set by XS
		93	our %REFLECT; # set by us
63		94
64	our $CONFDIR = confdir;	95	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	96	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	97	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	98	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	99	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	100	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	101	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	102	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	103	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	104	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	105	our $BDBDIR = "$LOCALDIR/db";
		106	our $PIDFILE = "$LOCALDIR/pid";
		107	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		108
		109	our %RESOURCE; # unused
		110
		111	our $OUTPUT_RATE_MIN = 3000;
		112	our $OUTPUT_RATE_MAX = 1000000;
		113
		114	our $MAX_LINKS = 32; # how many chained exits to follow
		115	our $VERBOSE_IO = 1;
75		116
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	117	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	118	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	119	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	120	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		121
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	122	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	123	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	124	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	125	our $DB_ENV;
89		126
		127	our @EXTRA_MODULES = qw(pod match mapscript);
		128
90	our %CFG;	129	our %CFG;
91		130
92	our $UPTIME; $UPTIME ||= time;	131	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	132	our $RUNTIME;
		133	our $NOW;
94		134
95	our (%PLAYER, %PLAYER_LOADING); # all users	135	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	136	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	137	our $LINK_MAP; # the special {link} map, which is always available
98		138
99	# used to convert map paths into valid unix filenames by replacing / by ∕	139	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	140	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		141
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	142	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	143	our $LOADAVG; # same thing, but with alpha-smoothing
		144	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	145	our $TICK_START; # for load detecting purposes
		146
		147	our @POST_INIT;
		148
		149	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		150	our $REALLY_UNLOOP; # never set to true, please :)
105		151
106	binmode STDOUT;	152	binmode STDOUT;
107	binmode STDERR;	153	binmode STDERR;
108		154
109	# read virtual server time, if available	155	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	156	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	157	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	158	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	159	$RUNTIME = <$fh> + 0.;
114	}	160	}
		161
		162	eval "sub TICK() { $TICK } 1" or die;
115		163
116	mkdir $_	164	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	165	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		166
119	our $EMERGENCY_POSITION;	167	our $EMERGENCY_POSITION;
120		168
121	sub cf::map::normalise;	169	sub cf::map::normalise;
		170
		171	sub in_main() {
		172	$Coro::current == $Coro::main
		173	}
		174
		175	#############################################################################
		176
		177	%REFLECT = ();
		178	for (@REFLECT) {
		179	my $reflect = JSON::XS::decode_json $_;
		180	$REFLECT{$reflect->{class}} = $reflect;
		181	}
		182
		183	# this is decidedly evil
		184	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		185
123	#############################################################################	186	#############################################################################
124		187
125	=head2 GLOBAL VARIABLES	188	=head2 GLOBAL VARIABLES
126		189
…		…
162		225
163	The raw value load value from the last tick.	226	The raw value load value from the last tick.
164		227
165	=item %cf::CFG	228	=item %cf::CFG
166		229
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	230	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	231	from wherever your confdir points to.
169		232
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	233	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		234
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	235	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	236	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	237	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		238
176	=item @cf::INVOKE_RESULTS	239	=item @cf::INVOKE_RESULTS
177		240
178	This array contains the results of the last C<invoke ()> call. When	241	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	242	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	243	that call.
181		244
		245	=item %cf::REFLECT
		246
		247	Contains, for each (C++) class name, a hash reference with information
		248	about object members (methods, scalars, arrays and flags) and other
		249	metadata, which is useful for introspection.
		250
182	=back	251	=back
183		252
184	=cut	253	=cut
185		254
186	BEGIN {	255	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	256	sub warn (@) { LOG llevWarn , join "", @_ }
		257	sub info (@) { LOG llevInfo , join "", @_ }
		258	sub debug(@) { LOG llevDebug, join "", @_ }
		259	sub trace(@) { LOG llevTrace, join "", @_ }
		260
		261	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	262	my $msg = join "", @_;
189		263
190	$msg .= "\n"	264	$msg .= "\n"
191	unless $msg =~ /\n$/;	265	unless $msg =~ /\n$/;
192		266
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	267	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		268
195	LOG llevError, $msg;	269	LOG llevWarn, $msg;
196	};	270	};
197	}	271
		272	$Coro::State::DIEHOOK = sub {
		273	return unless $^S eq 0; # "eq", not "=="
		274
		275	error Carp::longmess $_[0];
		276
		277	if (in_main) {#d#
		278	error "DIEHOOK called in main context, Coro bug?\n";#d#
		279	return;#d#
		280	}#d#
		281
		282	# kill coroutine otherwise
		283	Coro::terminate
		284	};
198		285
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	286	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	287	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	288	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	289	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	296	for my $pkg (qw(
210	cf::global cf::attachable	297	cf::global cf::attachable
211	cf::object cf::object::player	298	cf::object cf::object::player
212	cf::client cf::player	299	cf::client cf::player
213	cf::arch cf::living	300	cf::arch cf::living
		301	cf::map cf::mapspace
214	cf::map cf::party cf::region	302	cf::party cf::region
215	)) {	303	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	304	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	305	}
219		306
220	$Event::DIED = sub {	307	$EV::DIED = sub {
221	warn "error in event callback: @_";	308	Carp::cluck "error in event callback: @_";
222	};	309	};
223		310
224	#############################################################################	311	#############################################################################
225		312
226	=head2 UTILITY FUNCTIONS	313	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	335	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	336	$d
250	} || "[unable to dump $_[0]: '$@']";	337	} || "[unable to dump $_[0]: '$@']";
251	}	338	}
252		339
253	=item $ref = cf::from_json $json	340	=item $ref = cf::decode_json $json
254		341
255	Converts a JSON string into the corresponding perl data structure.	342	Converts a JSON string into the corresponding perl data structure.
256		343
257	=item $json = cf::to_json $ref	344	=item $json = cf::encode_json $ref
258		345
259	Converts a perl data structure into its JSON representation.	346	Converts a perl data structure into its JSON representation.
260		347
261	=cut	348	=cut
262		349
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	350	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		351
265	sub to_json ($) { $json_coder->encode ($_[0]) }	352	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	353	sub decode_json($) { $json_coder->decode ($_[0]) }
		354
		355	=item cf::post_init { BLOCK }
		356
		357	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		358	but I<before> the server starts ticking again.
		359
		360	The cdoeblock will have a single boolean argument to indicate whether this
		361	is a reload or not.
		362
		363	=cut
		364
		365	sub post_init(&) {
		366	push @POST_INIT, shift;
		367	}
267		368
268	=item cf::lock_wait $string	369	=item cf::lock_wait $string
269		370
270	Wait until the given lock is available. See cf::lock_acquire.	371	Wait until the given lock is available. See cf::lock_acquire.
271		372
272	=item my $lock = cf::lock_acquire $string	373	=item my $lock = cf::lock_acquire $string
273		374
274	Wait until the given lock is available and then acquires it and returns	375	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	376	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	377	for example when the coroutine gets canceled), the lock is automatically
277	returned.	378	returned.
278		379
279	Locks are *not* recursive, locking from the same coro twice results in a	380	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	381	deadlocked coro.
…		…
286		387
287	Return true if the lock is currently active, i.e. somebody has locked it.	388	Return true if the lock is currently active, i.e. somebody has locked it.
288		389
289	=cut	390	=cut
290		391
291	our %LOCK;	392	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		393
294	sub lock_wait($) {	394	sub lock_wait($) {
295	my ($key) = @_;	395	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	396	}
308		397
309	sub lock_acquire($) {	398	sub lock_acquire($) {
310	my ($key) = @_;	399	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	400	}
324		401
325	sub lock_active($) {	402	sub lock_active($) {
326	my ($key) = @_;	403	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	404	}
330		405
331	sub freeze_mainloop {	406	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	407	tick_inhibit_inc;
333		408
334	my $guard = Coro::guard {	409	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	410	}
336	};	411
337	$TICK_WATCHER->stop;	412	=item cf::periodic $interval, $cb
338	$guard	413
		414	Like EV::periodic, but randomly selects a starting point so that the actions
		415	get spread over time.
		416
		417	=cut
		418
		419	sub periodic($$) {
		420	my ($interval, $cb) = @_;
		421
		422	my $start = rand List::Util::min 180, $interval;
		423
		424	EV::periodic $start, $interval, 0, $cb
339	}	425	}
340		426
341	=item cf::get_slot $time[, $priority[, $name]]	427	=item cf::get_slot $time[, $priority[, $name]]
342		428
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	429	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		437
352	=cut	438	=cut
353		439
354	our @SLOT_QUEUE;	440	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	441	our $SLOT_QUEUE;
		442	our $SLOT_DECAY = 0.9;
356		443
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	444	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	445	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	446	$Coro::current->desc ("timeslot manager");
360		447
361	my $signal = new Coro::Signal;	448	my $signal = new Coro::Signal;
		449	my $busy;
362		450
363	while () {	451	while () {
364	next_job:	452	next_job:
		453
365	my $avail = cf::till_tick;	454	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	455
367	for (0 .. $#SLOT_QUEUE) {	456	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	457	if ($SLOT_QUEUE[$_][0] <= $avail) {
		458	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	459	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	460	$job->[2]->send;
371	Coro::cede;	461	Coro::cede;
372	goto next_job;	462	goto next_job;
373	}	463	} else {
		464	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	465	}
375	}	466	}
376		467
377	if (@SLOT_QUEUE) {	468	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	469	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	470	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	471	$signal->wait;
381	} else {	472	} else {
		473	$busy = 0;
382	Coro::schedule;	474	Coro::schedule;
383	}	475	}
384	}	476	}
385	};	477	};
386		478
387	sub get_slot($;$$) {	479	sub get_slot($;$$) {
		480	return if tick_inhibit || $Coro::current == $Coro::main;
		481
388	my ($time, $pri, $name) = @_;	482	my ($time, $pri, $name) = @_;
389		483
390	$time = $TICK * .6 if $time > $TICK * .6;	484	$time = clamp $time, 0.01, $TICK * .6;
		485
391	my $sig = new Coro::Signal;	486	my $sig = new Coro::Signal;
392		487
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	488	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	489	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	490	$SLOT_QUEUE->ready;
…		…
406		501
407	BEGIN { *async = \&Coro::async_pool }	502	BEGIN { *async = \&Coro::async_pool }
408		503
409	=item cf::sync_job { BLOCK }	504	=item cf::sync_job { BLOCK }
410		505
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	506	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	507	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	508	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	509	acceptable.
415		510
416	If it must be done, put the blocking parts into C<sync_job>. This will run	511	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	512	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	516	=cut
422		517
423	sub sync_job(&) {	518	sub sync_job(&) {
424	my ($job) = @_;	519	my ($job) = @_;
425		520
426	if ($Coro::current == $Coro::main) {	521	if (in_main) {
427	my $time = Event::time;	522	my $time = AE::time;
428		523
429	# this is the main coro, too bad, we have to block	524	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	525	# till the operation succeeds, freezing the server :/
431		526
432	LOG llevError, Carp::longmess "sync job";#d#	527	#LOG llevError, Carp::longmess "sync job";#d#
433		528
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	529	my $freeze_guard = freeze_mainloop;
437		530
438	my $busy = 1;	531	my $busy = 1;
439	my @res;	532	my @res;
440		533
441	(async {	534	(async {
442	$Coro::current->desc ("sync job coro");	535	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	536	@res = eval { $job->() };
444	warn $@ if $@;	537	error $@ if $@;
445	undef $busy;	538	undef $busy;
446	})->prio (Coro::PRIO_MAX);	539	})->prio (Coro::PRIO_MAX);
447		540
448	while ($busy) {	541	while ($busy) {
449	Coro::cede or Event::one_event;	542	if (Coro::nready) {
		543	Coro::cede_notself;
		544	} else {
		545	EV::loop EV::LOOP_ONESHOT;
450	}	546	}
		547	}
451		548
452	$time = Event::time - $time;	549	my $time = AE::time - $time;
453		550
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	551	$TICK_START += $time; # do not account sync jobs to server load
458		552
459	wantarray ? @res : $res[0]	553	wantarray ? @res : $res[0]
460	} else {	554	} else {
461	# we are in another coroutine, how wonderful, everything just works	555	# we are in another coroutine, how wonderful, everything just works
462		556
…		…
487	=item fork_call { }, $args	581	=item fork_call { }, $args
488		582
489	Executes the given code block with the given arguments in a seperate	583	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	584	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	585	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	586	never block itself or use any form of event handling.
493		587
494	=cut	588	=cut
495		589
496	sub fork_call(&@) {	590	sub fork_call(&@) {
497	my ($cb, @args) = @_;	591	my ($cb, @args) = @_;
…		…
506	}, @args;	600	}, @args;
507		601
508	wantarray ? @res : $res[-1]	602	wantarray ? @res : $res[-1]
509	}	603	}
510		604
		605	sub objinfo {
		606	(
		607	"counter value" => cf::object::object_count,
		608	"objects created" => cf::object::create_count,
		609	"objects destroyed" => cf::object::destroy_count,
		610	"freelist size" => cf::object::free_count,
		611	"allocated objects" => cf::object::objects_size,
		612	"active objects" => cf::object::actives_size,
		613	)
		614	}
		615
		616	=item $coin = coin_from_name $name
		617
		618	=cut
		619
		620	our %coin_alias = (
		621	"silver" => "silvercoin",
		622	"silvercoin" => "silvercoin",
		623	"silvercoins" => "silvercoin",
		624	"gold" => "goldcoin",
		625	"goldcoin" => "goldcoin",
		626	"goldcoins" => "goldcoin",
		627	"platinum" => "platinacoin",
		628	"platinumcoin" => "platinacoin",
		629	"platinumcoins" => "platinacoin",
		630	"platina" => "platinacoin",
		631	"platinacoin" => "platinacoin",
		632	"platinacoins" => "platinacoin",
		633	"royalty" => "royalty",
		634	"royalties" => "royalty",
		635	);
		636
		637	sub coin_from_name($) {
		638	$coin_alias{$_[0]}
		639	? cf::arch::find $coin_alias{$_[0]}
		640	: undef
		641	}
		642
511	=item $value = cf::db_get $family => $key	643	=item $value = cf::db_get $family => $key
512		644
513	Returns a single value from the environment database.	645	Returns a single value from the environment database.
514		646
515	=item cf::db_put $family => $key => $value	647	=item cf::db_put $family => $key => $value
…		…
523	within each server.	655	within each server.
524		656
525	=cut	657	=cut
526		658
527	sub db_table($) {	659	sub db_table($) {
		660	cf::error "db_get called from main context"
		661	if $Coro::current == $Coro::main;
		662
528	my ($name) = @_;	663	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	664	my $db = BDB::db_create $DB_ENV;
530		665
531	eval {	666	eval {
532	$db->set_flags (BDB::CHKSUM);	667	$db->set_flags (BDB::CHKSUM);
…		…
542	}	677	}
543		678
544	our $DB;	679	our $DB;
545		680
546	sub db_init {	681	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	682	$DB ||= db_table "db";
549	};
550	}	683	}
551		684
552	sub db_get($$) {	685	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	686	my $key = "$_[0]/$_[1]";
554		687
555	cf::sync_job {	688	cf::error "db_get called from main context"
		689	if $Coro::current == $Coro::main;
		690
556	BDB::db_get $DB, undef, $key, my $data;	691	BDB::db_get $DB, undef, $key, my $data;
557		692
558	$! ? ()	693	$! ? ()
559	: $data	694	: $data
560	}
561	}	695	}
562		696
563	sub db_put($$$) {	697	sub db_put($$$) {
564	BDB::dbreq_pri 4;	698	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	699	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
621		755
622	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	757	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
625		759
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		761
628	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
631		765
…		…
641		775
642	=cut	776	=cut
643		777
644	sub datalog($@) {	778	sub datalog($@) {
645	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	781	}
648		782
649	=back	783	=back
650		784
651	=cut	785	=cut
652		786
653	#############################################################################	787	#############################################################################
654		788
655	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
656		790
657	Many objects in crossfire are so-called attachable objects. That means you can	791	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
660		794
661	In the following description, CLASS can be any of C<global>, C<object>	795	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	797	Deliantra).
664		798
665	=over 4	799	=over 4
666		800
667	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
668		802
…		…
712	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
713		847
714	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
716		850
717	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	852	that are attached at load/instantiate time, thus the need for a name.
719		853
720	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
721		855
722	=over 4	856	=over 4
…		…
846		980
847	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		983
850	} elsif (ref $type) {	984	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
852		986
853	} else {	987	} else {
854	shift @arg;	988	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
856	}	990	}
857	}	991	}
858	}	992	}
859		993
860	sub _object_attach {	994	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
871	}	1005	}
872		1006
873	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
874	} else {	1008	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1010	}
877		1011
878	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
879	}	1013	}
880		1014
…		…
939		1073
940	for (@$callbacks) {	1074	for (@$callbacks) {
941	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
942		1076
943	if ($@) {	1077	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1079	override;
947	}	1080	}
948		1081
949	return 1 if $override;	1082	return 1 if $override;
950	}	1083	}
951		1084
952	0	1085	0
953	}	1086	}
954		1087
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1089
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1091
959	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
960		1093
…		…
966		1099
967	=cut	1100	=cut
968		1101
969	#############################################################################	1102	#############################################################################
970	# object support	1103	# object support
971	#
972		1104
		1105	sub _object_equal($$);
		1106	sub _object_equal($$) {
		1107	my ($a, $b) = @_;
		1108
		1109	return 0 unless (ref $a) eq (ref $b);
		1110
		1111	if ("HASH" eq ref $a) {
		1112	my @ka = keys %$a;
		1113	my @kb = keys %$b;
		1114
		1115	return 0 if @ka != @kb;
		1116
		1117	for (0 .. $#ka) {
		1118	return 0 unless $ka[$_] eq $kb[$_];
		1119	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1120	}
		1121
		1122	} elsif ("ARRAY" eq ref $a) {
		1123
		1124	return 0 if @$a != @$b;
		1125
		1126	for (0 .. $#$a) {
		1127	return 0 unless _object_equal $a->[$_], $b->[$_];
		1128	}
		1129
		1130	} elsif ($a ne $b) {
		1131	return 0;
		1132	}
		1133
		1134	1
		1135	}
		1136
		1137	our $SLOW_MERGES;#d#
973	sub _can_merge {	1138	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1139	my ($ob1, $ob2) = @_;
975		1140
976	return 1;#d#	1141	++$SLOW_MERGES;#d#
977		1142
978	#todo#d# kill yourself and do some recursive checking manually without storable	1143	# we do the slow way here
979	sync_job {	1144	return _object_equal $ob1, $ob2
980	my $guard = Coro::Storable::guard;
981	local $Storable::canonical = 1;
982	my $fob1 = Storable::freeze $ob1;
983	my $fob2 = Storable::freeze $ob2;
984	$fob1 eq $fob2
985	}
986	}	1145	}
987		1146
988	sub reattach {	1147	sub reattach {
989	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
990	my ($obj) = @_;	1149	my ($obj) = @_;
991		1150
		1151	# no longer needed after getting rid of delete_package?
992	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
993		1153
994	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
995		1155
996	@$registry = ();	1156	@$registry = ();
997		1157
…		…
1002	for (@$attach) {	1162	for (@$attach) {
1003	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
1004	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
1005	}	1165	}
1006	} else {	1166	} else {
1007	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
1008	}	1168	}
1009	}	1169	}
1010	}	1170	}
1011		1171
1012	cf::attachable->attach (	1172	cf::attachable->attach (
1013	prio => -1000000,	1173	prio => -1000000,
1014	on_instantiate => sub {	1174	on_instantiate => sub {
1015	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
1016		1176
1017	$data = from_json $data;	1177	$data = decode_json $data;
1018		1178
1019	for (@$data) {	1179	for (@$data) {
1020	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
1021		1181
1022	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1039	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1040		1200
1041	sync_job {	1201	sync_job {
1042	if (length $$rdata) {	1202	if (length $$rdata) {
1043	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1044	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1045	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1046		1207
1047	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1049	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	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;
		1213	aio_fsync $fh;
		1214	}
1051	close $fh;	1215	aio_close $fh;
1052		1216
1053	if (@$objs) {	1217	if (@$objs) {
1054	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1055	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1056	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1057	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1058	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1224	aio_fsync $fh;
		1225	}
1059	close $fh;	1226	aio_close $fh;
1060	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1061	}	1228	}
1062	} else {	1229	} else {
1063	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1064	}	1231	}
1065		1232
1066	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1067	} else {	1237	} else {
1068	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1069	}	1239	}
1070	} else {	1240	} else {
1071	aio_unlink $filename;	1241	aio_unlink $filename;
1072	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1073	}	1243	}
…		…
1092		1262
1093	unless (aio_stat "$filename.pst") {	1263	unless (aio_stat "$filename.pst") {
1094	(aio_load "$filename.pst", $av) >= 0	1264	(aio_load "$filename.pst", $av) >= 0
1095	or return;	1265	or return;
1096		1266
1097	my $st = eval { Coro::Storable::thaw $av }	1267	my $st = eval { Coro::Storable::thaw $av };
1098	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1099	$av = $st->{objs};	1268	$av = $st->{objs};
1100	}	1269	}
1101		1270
1102	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1103	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1104	$decname, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1105		1275
1106	($data, $av)	1276	($data, $av)
1107	}	1277	}
1108		1278
1109	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1165	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1166		1336
1167	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1168	}	1338	}
1169		1339
		1340	use File::Glob ();
		1341
1170	cf::player->attach (	1342	cf::player->attach (
1171	on_command => sub {	1343	on_unknown_command => sub {
1172	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1173		1345
1174	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1175	or return;	1347	or return;
1176		1348
…		…
1199		1371
1200	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1201	if $reply;	1373	if $reply;
1202		1374
1203	} else {	1375	} else {
1204	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1205	}	1377	}
1206		1378
1207	cf::override;	1379	cf::override;
1208	},	1380	},
1209	);	1381	);
1210		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1211	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1212	cf::sync_job {	1399	cf::sync_job {
1213	my %todo;	1400	my %todo;
1214		1401
1215	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1216	next unless -r $path;	1403	next unless -r $path;
…		…
1234		1421
1235	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1236	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1237		1424
1238	$ext{source} =	1425	$ext{source} =
1239	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use common::sense;\n"
1240	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1241	. $source	1428	. $source
1242	. "\n};\n1";	1429	. "\n};\n1";
1243		1430
1244	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1245	}	1432	}
1246		1433
		1434	my $pass = 0;
1247	my %done;	1435	my %done;
1248	while (%todo) {	1436	while (%todo) {
1249	my $progress;	1437	my $progress;
1250		1438
		1439	++$pass;
		1440
		1441	ext:
1251	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1252	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1253	goto skip	1444	next ext
1254	unless exists $done{$_};	1445	unless exists $done{$_};
1255	}	1446	}
1256		1447
1257	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1258		1449
1259	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1260	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1261	: "$v->{base}: extension inactive.\n";	1454	undef $@; # work around perl 5.10.0 utf-8 caching bug
1262		1455
		1456	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1263	if (exists $v->{meta}{mandatory}) {	1457	if exists $v->{meta}{mandatory};
1264	warn $msg;	1458
1265	warn "mandatory extension failed to load, exiting.\n";	1459	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1266	exit 1;	1460	delete $todo{$k};
1267	}	1461	} else {
1268		1462	$done{$k} = delete $todo{$k};
1269	warn $msg;	1463	push @EXTS, $v->{pkg};
		1464	$progress = 1;
		1465
		1466	info "$v->{base}: extension inactive.\n"
		1467	unless $active;
1270	}	1468	}
1271
1272	$done{$k} = delete $todo{$k};
1273	push @EXTS, $v->{pkg};
1274	$progress = 1;
1275	}	1469	}
1276		1470
1277	skip:	1471	unless ($progress) {
1278	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1472	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1279	unless $progress;	1473
		1474	while (my ($k, $v) = each %todo) {
		1475	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1476	if exists $v->{meta}{mandatory};
		1477	}
		1478	}
1280	}	1479	}
1281	};	1480	};
1282	}	1481	}
1283		1482
1284	#############################################################################	1483	#############################################################################
1285		1484
1286	=back	1485	=back
1287		1486
1288	=head2 CORE EXTENSIONS	1487	=head2 CORE EXTENSIONS
1289		1488
1290	Functions and methods that extend core crossfire objects.	1489	Functions and methods that extend core deliantra objects.
1291		1490
1292	=cut	1491	=cut
1293		1492
1294	package cf::player;	1493	package cf::player;
1295		1494
…		…
1338		1537
1339	sub exists($) {	1538	sub exists($) {
1340	my ($login) = @_;	1539	my ($login) = @_;
1341		1540
1342	$cf::PLAYER{$login}	1541	$cf::PLAYER{$login}
1343	or cf::sync_job { !aio_stat path $login }	1542	or !aio_stat path $login
1344	}	1543	}
1345		1544
1346	sub find($) {	1545	sub find($) {
1347	return $cf::PLAYER{$_[0]} || do {	1546	return $cf::PLAYER{$_[0]} || do {
1348	my $login = $_[0];	1547	my $login = $_[0];
…		…
1360	my $f = new_from_file cf::object::thawer path $login	1559	my $f = new_from_file cf::object::thawer path $login
1361	or return;	1560	or return;
1362		1561
1363	my $pl = cf::player::load_pl $f	1562	my $pl = cf::player::load_pl $f
1364	or return;	1563	or return;
		1564
1365	local $cf::PLAYER_LOADING{$login} = $pl;	1565	local $cf::PLAYER_LOADING{$login} = $pl;
1366	$f->resolve_delayed_derefs;	1566	$f->resolve_delayed_derefs;
1367	$cf::PLAYER{$login} = $pl	1567	$cf::PLAYER{$login} = $pl
1368	}	1568	}
1369	}	1569	}
1370	}	1570	}
1371		1571
		1572	cf::player->attach (
		1573	on_load => sub {
		1574	my ($pl, $path) = @_;
		1575
		1576	# restore slots saved in save, below
		1577	my $slots = delete $pl->{_slots};
		1578
		1579	$pl->ob->current_weapon ($slots->[0]);
		1580	$pl->combat_ob ($slots->[1]);
		1581	$pl->ranged_ob ($slots->[2]);
		1582	},
		1583	);
		1584
1372	sub save($) {	1585	sub save($) {
1373	my ($pl) = @_;	1586	my ($pl) = @_;
1374		1587
1375	return if $pl->{deny_save};	1588	return if $pl->{deny_save};
1376		1589
…		…
1379		1592
1380	return if $pl->{deny_save};	1593	return if $pl->{deny_save};
1381		1594
1382	aio_mkdir playerdir $pl, 0770;	1595	aio_mkdir playerdir $pl, 0770;
1383	$pl->{last_save} = $cf::RUNTIME;	1596	$pl->{last_save} = $cf::RUNTIME;
		1597
		1598	cf::get_slot 0.01;
		1599
		1600	# save slots, to be restored later
		1601	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1384		1602
1385	$pl->save_pl ($path);	1603	$pl->save_pl ($path);
1386	cf::cede_to_tick;	1604	cf::cede_to_tick;
1387	}	1605	}
1388		1606
…		…
1420	my ($pl) = @_;	1638	my ($pl) = @_;
1421		1639
1422	my $name = $pl->ob->name;	1640	my $name = $pl->ob->name;
1423		1641
1424	$pl->{deny_save} = 1;	1642	$pl->{deny_save} = 1;
1425	$pl->password ("*"); # this should lock out the player until we nuked the dir	1643	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1426		1644
1427	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1645	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1428	$pl->deactivate;	1646	$pl->deactivate;
		1647	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1429	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1648	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1430	$pl->ns->destroy if $pl->ns;	1649	$pl->ns->destroy if $pl->ns;
1431		1650
1432	my $path = playerdir $pl;	1651	my $path = playerdir $pl;
1433	my $temp = "$path~$cf::RUNTIME~deleting~";	1652	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1472		1691
1473	for my $login (@$dirs) {	1692	for my $login (@$dirs) {
1474	my $path = path $login;	1693	my $path = path $login;
1475		1694
1476	# a .pst is a dead give-away for a valid player	1695	# a .pst is a dead give-away for a valid player
1477	unless (-e "$path.pst") {	1696	# if no pst file found, open and chekc for blocked users
		1697	if (aio_stat "$path.pst") {
1478	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1698	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1479	aio_read $fh, 0, 512, my $buf, 0 or next;	1699	aio_read $fh, 0, 512, my $buf, 0 or next;
1480	$buf !~ /^password -------------$/m or next; # official not-valid tag	1700	$buf !~ /^password -------------$/m or next; # official not-valid tag
1481	}	1701	}
1482		1702
…		…
1486		1706
1487	\@logins	1707	\@logins
1488	}	1708	}
1489		1709
1490	=item $player->maps	1710	=item $player->maps
		1711
		1712	=item cf::player::maps $login
1491		1713
1492	Returns an arrayref of map paths that are private for this	1714	Returns an arrayref of map paths that are private for this
1493	player. May block.	1715	player. May block.
1494		1716
1495	=cut	1717	=cut
…		…
1513	}	1735	}
1514		1736
1515	\@paths	1737	\@paths
1516	}	1738	}
1517		1739
1518	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1740	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1519		1741
1520	Expand crossfire pod fragments into protocol xml.	1742	Expand deliantra pod fragments into protocol xml.
1521
1522	=cut
1523
1524	sub expand_cfpod {
1525	((my $self), (local $_)) = @_;
1526
1527	# escape & and <
1528	s/&/&amp;/g;
1529	s/(?<![BIUGHT])</&lt;/g;
1530
1531	# this is buggy, it needs to properly take care of nested <'s
1532
1533	1 while
1534	# replace B<>, I<>, U<> etc.
1535	s/B<([^\>]*)>/<b>$1<\/b>/
1536	|| s/I<([^\>]*)>/<i>$1<\/i>/
1537	|| s/U<([^\>]*)>/<u>$1<\/u>/
1538	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1539	# replace G<male|female> tags
1540	|| s{G<([^>|]*)\|([^>]*)>}{
1541	$self->gender ? $2 : $1
1542	}ge
1543	# replace H<hint text>
1544	|| s{H<([^\>]*)>}
1545	{
1546	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1547	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1548	"")
1549	[$self->{hintmode}]
1550	}ge;
1551
1552	# create single paragraphs (very hackish)
1553	s/(?<=\S)\n(?=\w)/ /g;
1554
1555	# compress some whitespace
1556	s/\s+\n/\n/g; # ws line-ends
1557	s/\n\n+/\n/g; # double lines
1558	s/^\n+//; # beginning lines
1559	s/\n+$//; # ending lines
1560
1561	$_
1562	}
1563
1564	sub hintmode {
1565	$_[0]{hintmode} = $_[1] if @_ > 1;
1566	$_[0]{hintmode}
1567	}
1568		1743
1569	=item $player->ext_reply ($msgid, @msg)	1744	=item $player->ext_reply ($msgid, @msg)
1570		1745
1571	Sends an ext reply to the player.	1746	Sends an ext reply to the player.
1572		1747
…		…
1604		1779
1605	=cut	1780	=cut
1606		1781
1607	sub find_by_path($) {	1782	sub find_by_path($) {
1608	my ($path) = @_;	1783	my ($path) = @_;
		1784
		1785	$path =~ s/^~[^\/]*//; # skip ~login
1609		1786
1610	my ($match, $specificity);	1787	my ($match, $specificity);
1611		1788
1612	for my $region (list) {	1789	for my $region (list) {
1613	if ($region->{match} && $path =~ $region->{match}) {	1790	if ($region->{match} && $path =~ $region->{match}) {
…		…
1639	our $MAX_RESET = 3600;	1816	our $MAX_RESET = 3600;
1640	our $DEFAULT_RESET = 3000;	1817	our $DEFAULT_RESET = 3000;
1641		1818
1642	sub generate_random_map {	1819	sub generate_random_map {
1643	my ($self, $rmp) = @_;	1820	my ($self, $rmp) = @_;
		1821
		1822	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1823
1644	# mit "rum" bekleckern, nicht	1824	# mit "rum" bekleckern, nicht
1645	$self->_create_random_map (	1825	$self->_create_random_map (
1646	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1826	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1647	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1827	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1648	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1828	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1649	$rmp->{exit_on_final_map},	1829	$rmp->{exit_on_final_map},
1650	$rmp->{xsize}, $rmp->{ysize},	1830	$rmp->{xsize}, $rmp->{ysize},
1651	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1831	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1652	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1832	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1667		1847
1668	sub register {	1848	sub register {
1669	my (undef, $regex, $prio) = @_;	1849	my (undef, $regex, $prio) = @_;
1670	my $pkg = caller;	1850	my $pkg = caller;
1671		1851
1672	no strict;
1673	push @{"$pkg\::ISA"}, __PACKAGE__;	1852	push @{"$pkg\::ISA"}, __PACKAGE__;
1674		1853
1675	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1676	}	1855	}
1677		1856
1678	# also paths starting with '/'	1857	# also paths starting with '/'
1679	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1680		1859
1681	sub thawer_merge {	1860	sub thawer_merge {
1682	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1683		1862
1684	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1770		1949
1771	# the temporary/swap location	1950	# the temporary/swap location
1772	sub save_path {	1951	sub save_path {
1773	my ($self) = @_;	1952	my ($self) = @_;
1774		1953
1775	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1776	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1777	}	1956	}
1778		1957
1779	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1780	sub uniq_path {	1959	sub uniq_path {
1781	my ($self) = @_;	1960	my ($self) = @_;
1782		1961
1783	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1784	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1785	}
1786
1787	# and all this just because we cannot iterate over
1788	# all maps in C++...
1789	sub change_all_map_light {
1790	my ($change) = @_;
1791
1792	$_->change_map_light ($change)
1793	for grep $_->outdoor, values %cf::MAP;
1794	}	1964	}
1795		1965
1796	sub decay_objects {	1966	sub decay_objects {
1797	my ($self) = @_;	1967	my ($self) = @_;
1798		1968
…		…
1882	sub find {	2052	sub find {
1883	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1884		2054
1885	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1886		2056
1887	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1888	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1889		2059
1890	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1891	my $guard1 = cf::lock_acquire "map_find:$path";
1892	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1893
1894	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1895	or return;	2062	or return;
1896		2063
1897	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1898		2065
…		…
1900	or return;	2067	or return;
1901		2068
1902	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1903	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1904	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
1905	undef $guard1;	2073	undef $guard1;
1906	undef $guard2;
1907	$map->reset;	2074	$map->reset;
1908	return find $path;	2075	return find $path;
1909	}	2076	}
1910		2077
1911	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1912	}	2079	}
1913	}	2080	}
1914		2081
1915	sub pre_load { }	2082	sub pre_load { }
1916	sub post_load { }	2083	#sub post_load { } # XS
1917		2084
1918	sub load {	2085	sub load {
1919	my ($self) = @_;	2086	my ($self) = @_;
1920		2087
1921	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1938	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
1939	$f->skip_block;	2106	$f->skip_block;
1940	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
1941	or return;	2108	or return;
1942		2109
1943	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1944	if delete $self->{load_original};	2111	if delete $self->{load_original};
1945		2112
1946	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1947	utf8::encode $uniq;	2114	utf8::encode $uniq;
1948	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
1966	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1967	$self->decay_objects;	2134	$self->decay_objects;
1968	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1969	$self->update_buttons;	2136	$self->update_buttons;
1970	cf::cede_to_tick;	2137	cf::cede_to_tick;
1971	$self->set_darkness_map;
1972	cf::cede_to_tick;
1973	$self->activate;	2138	$self->activate;
1974	}	2139	}
1975		2140
1976	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1977	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1978		2143
1979	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1980	}	2145	}
1981		2146
1982	$self->post_load;	2147	$self->post_load;
1983	}	2148	}
1984		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
1985	sub customise_for {	2153	sub customise_for {
1986	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1987		2155
1988	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1989	if $self->per_player;	2157	if $self->per_player;
…		…
2005	or next;	2173	or next;
2006	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
2007	or next;	2175	or next;
2008	$neigh->load;	2176	$neigh->load;
2009		2177
		2178	# now find the diagonal neighbours
2010	push @neigh,	2179	push @neigh,
2011	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2012	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2013	}	2182	}
2014		2183
…		…
2021	}	2190	}
2022		2191
2023	sub find_sync {	2192	sub find_sync {
2024	my ($path, $origin) = @_;	2193	my ($path, $origin) = @_;
2025		2194
2026	cf::sync_job { find $path, $origin }	2195	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2196	if $Coro::current == $Coro::main;
		2197
		2198	find $path, $origin
2027	}	2199	}
2028		2200
2029	sub do_load_sync {	2201	sub do_load_sync {
2030	my ($map) = @_;	2202	my ($map) = @_;
2031		2203
2032	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2204	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2033	if $Coro::current == $Coro::main;	2205	if $Coro::current == $Coro::main;
2034		2206
2035	cf::sync_job { $map->load };	2207	$map->load;
2036	}	2208	}
2037		2209
2038	our %MAP_PREFETCH;	2210	our %MAP_PREFETCH;
2039	our $MAP_PREFETCHER = undef;	2211	our $MAP_PREFETCHER = undef;
2040		2212
…		…
2042	my ($path, $origin, $load) = @_;	2214	my ($path, $origin, $load) = @_;
2043		2215
2044	$path = normalise $path, $origin && $origin->{path};	2216	$path = normalise $path, $origin && $origin->{path};
2045		2217
2046	if (my $map = $cf::MAP{$path}) {	2218	if (my $map = $cf::MAP{$path}) {
2047	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2219	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2048	}	2220	}
2049		2221
2050	$MAP_PREFETCH{$path} |= $load;	2222	$MAP_PREFETCH{$path} |= $load;
2051		2223
2052	$MAP_PREFETCHER ||= cf::async {	2224	$MAP_PREFETCHER ||= cf::async {
…		…
2066	$MAP_PREFETCHER->prio (6);	2238	$MAP_PREFETCHER->prio (6);
2067		2239
2068	()	2240	()
2069	}	2241	}
2070		2242
		2243	# common code, used by both ->save and ->swapout
2071	sub save {	2244	sub _save {
2072	my ($self) = @_;	2245	my ($self) = @_;
2073
2074	my $lock = cf::lock_acquire "map_data:$self->{path}";
2075		2246
2076	$self->{last_save} = $cf::RUNTIME;	2247	$self->{last_save} = $cf::RUNTIME;
2077		2248
2078	return unless $self->dirty;	2249	return unless $self->dirty;
2079		2250
…		…
2088		2259
2089	cf::async {	2260	cf::async {
2090	$Coro::current->{desc} = "map player save";	2261	$Coro::current->{desc} = "map player save";
2091	$_->contr->save for $self->players;	2262	$_->contr->save for $self->players;
2092	};	2263	};
		2264
		2265	cf::get_slot 0.02;
2093		2266
2094	if ($uniq) {	2267	if ($uniq) {
2095	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2096	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2269	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2097	} else {	2270	} else {
2098	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2099	}	2272	}
2100	}	2273	}
2101		2274
		2275	sub save {
		2276	my ($self) = @_;
		2277
		2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2279
		2280	$self->_save;
		2281	}
		2282
2102	sub swap_out {	2283	sub swap_out {
2103	my ($self) = @_;	2284	my ($self) = @_;
2104		2285
2105	# save first because save cedes
2106	$self->save;
2107
2108	my $lock = cf::lock_acquire "map_data:$self->{path}";	2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
2109		2287
		2288	return if $self->in_memory != cf::MAP_ACTIVE;
		2289	return if $self->{deny_save};
2110	return if $self->players;	2290	return if $self->players;
2111	return if $self->in_memory != cf::MAP_IN_MEMORY;
2112	return if $self->{deny_save};
2113		2291
		2292	# first deactivate the map and "unlink" it from the core
		2293	$self->deactivate;
		2294	$_->clear_links_to ($self) for values %cf::MAP;
2114	$self->in_memory (cf::MAP_SWAPPED);	2295	$self->in_memory (cf::MAP_SWAPPED);
		2296
		2297	# then atomically save
		2298	$self->_save;
		2299
		2300	# then free the map
		2301	$self->clear;
		2302	}
		2303
		2304	sub reset_at {
		2305	my ($self) = @_;
		2306
		2307	# TODO: safety, remove and allow resettable per-player maps
		2308	return 1e99 if $self->{deny_reset};
		2309
		2310	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2311	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2312
		2313	$time + $to
		2314	}
		2315
		2316	sub should_reset {
		2317	my ($self) = @_;
		2318
		2319	$self->reset_at <= $cf::RUNTIME
		2320	}
		2321
		2322	sub reset {
		2323	my ($self) = @_;
		2324
		2325	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2326
		2327	return if $self->players;
		2328
		2329	cf::trace "resetting map ", $self->path, "\n";
		2330
		2331	$self->in_memory (cf::MAP_SWAPPED);
		2332
		2333	# need to save uniques path
		2334	unless ($self->{deny_save}) {
		2335	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2336
		2337	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2338	if $uniq;
		2339	}
		2340
		2341	delete $cf::MAP{$self->path};
2115		2342
2116	$self->deactivate;	2343	$self->deactivate;
2117	$_->clear_links_to ($self) for values %cf::MAP;	2344	$_->clear_links_to ($self) for values %cf::MAP;
2118	$self->clear;	2345	$self->clear;
2119	}
2120
2121	sub reset_at {
2122	my ($self) = @_;
2123
2124	# TODO: safety, remove and allow resettable per-player maps
2125	return 1e99 if $self->{deny_reset};
2126
2127	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2128	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2129
2130	$time + $to
2131	}
2132
2133	sub should_reset {
2134	my ($self) = @_;
2135
2136	$self->reset_at <= $cf::RUNTIME
2137	}
2138
2139	sub reset {
2140	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143
2144	return if $self->players;
2145
2146	warn "resetting map ", $self->path;
2147
2148	$self->in_memory (cf::MAP_SWAPPED);
2149
2150	# need to save uniques path
2151	unless ($self->{deny_save}) {
2152	my $uniq = $self->uniq_path; utf8::encode $uniq;
2153
2154	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2155	if $uniq;
2156	}
2157
2158	delete $cf::MAP{$self->path};
2159
2160	$self->deactivate;
2161	$_->clear_links_to ($self) for values %cf::MAP;
2162	$self->clear;
2163		2346
2164	$self->unlink_save;	2347	$self->unlink_save;
2165	$self->destroy;	2348	$self->destroy;
2166	}	2349	}
2167		2350
…		…
2175		2358
2176	delete $cf::MAP{$self->path};	2359	delete $cf::MAP{$self->path};
2177		2360
2178	$self->unlink_save;	2361	$self->unlink_save;
2179		2362
2180	bless $self, "cf::map";	2363	bless $self, "cf::map::wrap";
2181	delete $self->{deny_reset};	2364	delete $self->{deny_reset};
2182	$self->{deny_save} = 1;	2365	$self->{deny_save} = 1;
2183	$self->reset_timeout (1);	2366	$self->reset_timeout (1);
2184	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2367	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2185		2368
…		…
2234		2417
2235	sub unique_maps() {	2418	sub unique_maps() {
2236	[	2419	[
2237	map {	2420	map {
2238	utf8::decode $_;	2421	utf8::decode $_;
2239	/\.map$/	2422	s/\.map$//; # TODO future compatibility hack
		2423	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2424	? ()
2240	? normalise $_	2425	: normalise $_
2241	: ()
2242	} @{ aio_readdir $UNIQUEDIR or [] }	2426	} @{ aio_readdir $UNIQUEDIR or [] }
2243	]	2427	]
2244	}	2428	}
2245		2429
2246	package cf;	2430	=item cf::map::static_maps
		2431
		2432	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2433	file in the shared directory excluding F</styles> and F</editor>). May
		2434	block.
		2435
		2436	=cut
		2437
		2438	sub static_maps() {
		2439	my @dirs = "";
		2440	my @maps;
		2441
		2442	while (@dirs) {
		2443	my $dir = shift @dirs;
		2444
		2445	next if $dir eq "/styles" || $dir eq "/editor";
		2446
		2447	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2448	or return;
		2449
		2450	for (@$files) {
		2451	s/\.map$// or next;
		2452	utf8::decode $_;
		2453	push @maps, "$dir/$_";
		2454	}
		2455
		2456	push @dirs, map "$dir/$_", @$dirs;
		2457	}
		2458
		2459	\@maps
		2460	}
2247		2461
2248	=back	2462	=back
2249		2463
2250	=head3 cf::object	2464	=head3 cf::object
2251		2465
…		…
2255		2469
2256	=over 4	2470	=over 4
2257		2471
2258	=item $ob->inv_recursive	2472	=item $ob->inv_recursive
2259		2473
2260	Returns the inventory of the object _and_ their inventories, recursively.	2474	Returns the inventory of the object I<and> their inventories, recursively,
		2475	but I<not> the object itself.
2261		2476
2262	=cut	2477	=cut
2263		2478
2264	sub inv_recursive_;	2479	sub inv_recursive_;
2265	sub inv_recursive_ {	2480	sub inv_recursive_ {
…		…
2270	inv_recursive_ inv $_[0]	2485	inv_recursive_ inv $_[0]
2271	}	2486	}
2272		2487
2273	=item $ref = $ob->ref	2488	=item $ref = $ob->ref
2274		2489
2275	creates and returns a persistent reference to an objetc that can be stored as a string.	2490	Creates and returns a persistent reference to an object that can be stored as a string.
2276		2491
2277	=item $ob = cf::object::deref ($refstring)	2492	=item $ob = cf::object::deref ($refstring)
2278		2493
2279	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2494	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2280	even if the object actually exists. May block.	2495	even if the object actually exists. May block.
…		…
2312	can be C<undef>. Does the right thing when the player is currently in a	2527	can be C<undef>. Does the right thing when the player is currently in a
2313	dialogue with the given NPC character.	2528	dialogue with the given NPC character.
2314		2529
2315	=cut	2530	=cut
2316		2531
		2532	our $SAY_CHANNEL = {
		2533	id => "say",
		2534	title => "Map",
		2535	reply => "say ",
		2536	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2537	};
		2538
		2539	our $CHAT_CHANNEL = {
		2540	id => "chat",
		2541	title => "Chat",
		2542	reply => "chat ",
		2543	tooltip => "Player chat and shouts, global to the server.",
		2544	};
		2545
2317	# rough implementation of a future "reply" method that works	2546	# rough implementation of a future "reply" method that works
2318	# with dialog boxes.	2547	# with dialog boxes.
2319	#TODO: the first argument must go, split into a $npc->reply_to ( method	2548	#TODO: the first argument must go, split into a $npc->reply_to ( method
2320	sub cf::object::player::reply($$$;$) {	2549	sub cf::object::player::reply($$$;$) {
2321	my ($self, $npc, $msg, $flags) = @_;	2550	my ($self, $npc, $msg, $flags) = @_;
…		…
2332	my $dialog = $pl->{npc_dialog};	2561	my $dialog = $pl->{npc_dialog};
2333	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2562	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2334		2563
2335	} else {	2564	} else {
2336	$msg = $npc->name . " says: $msg" if $npc;	2565	$msg = $npc->name . " says: $msg" if $npc;
2337	$self->message ($msg, $flags);	2566	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2338	}	2567	}
2339	}	2568	}
2340	}	2569	}
2341		2570
2342	=item $object->send_msg ($channel, $msg, $color, [extra...])	2571	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2367		2596
2368	=item $player_object->enter_link	2597	=item $player_object->enter_link
2369		2598
2370	Freezes the player and moves him/her to a special map (C<{link}>).	2599	Freezes the player and moves him/her to a special map (C<{link}>).
2371		2600
2372	The player should be reasonably safe there for short amounts of time. You	2601	The player should be reasonably safe there for short amounts of time (e.g.
2373	I<MUST> call C<leave_link> as soon as possible, though.	2602	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2603	though, as the player cannot control the character while it is on the link
		2604	map.
2374		2605
2375	Will never block.	2606	Will never block.
2376		2607
2377	=item $player_object->leave_link ($map, $x, $y)	2608	=item $player_object->leave_link ($map, $x, $y)
2378		2609
…		…
2398	sub cf::object::player::enter_link {	2629	sub cf::object::player::enter_link {
2399	my ($self) = @_;	2630	my ($self) = @_;
2400		2631
2401	$self->deactivate_recursive;	2632	$self->deactivate_recursive;
2402		2633
		2634	++$self->{_link_recursion};
		2635
2403	return if UNIVERSAL::isa $self->map, "ext::map_link";	2636	return if UNIVERSAL::isa $self->map, "ext::map_link";
2404		2637
2405	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2638	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2406	if $self->map && $self->map->{path} ne "{link}";	2639	if $self->map && $self->map->{path} ne "{link}";
2407		2640
2408	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2641	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2409	}	2642	}
2410		2643
2411	sub cf::object::player::leave_link {	2644	sub cf::object::player::leave_link {
2412	my ($self, $map, $x, $y) = @_;	2645	my ($self, $map, $x, $y) = @_;
2413		2646
…		…
2430	($x, $y) = (-1, -1)	2663	($x, $y) = (-1, -1)
2431	unless (defined $x) && (defined $y);	2664	unless (defined $x) && (defined $y);
2432		2665
2433	# use -1 or undef as default coordinates, not 0, 0	2666	# use -1 or undef as default coordinates, not 0, 0
2434	($x, $y) = ($map->enter_x, $map->enter_y)	2667	($x, $y) = ($map->enter_x, $map->enter_y)
2435	if $x <=0 && $y <= 0;	2668	if $x <= 0 && $y <= 0;
2436		2669
2437	$map->load;	2670	$map->load;
2438	$map->load_neighbours;	2671	$map->load_neighbours;
2439		2672
2440	return unless $self->contr->active;	2673	return unless $self->contr->active;
2441	$self->activate_recursive;
2442		2674
2443	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2675	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2444	$self->enter_map ($map, $x, $y);	2676	if ($self->enter_map ($map, $x, $y)) {
2445	}	2677	# entering was successful
		2678	delete $self->{_link_recursion};
		2679	# only activate afterwards, to support waiting in hooks
		2680	$self->activate_recursive;
		2681	}
2446		2682
		2683	}
		2684
2447	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2685	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2448		2686
2449	Moves the player to the given map-path and coordinates by first freezing	2687	Moves the player to the given map-path and coordinates by first freezing
2450	her, loading and preparing them map, calling the provided $check callback	2688	her, loading and preparing them map, calling the provided $check callback
2451	that has to return the map if sucecssful, and then unfreezes the player on	2689	that has to return the map if sucecssful, and then unfreezes the player on
2452	the new (success) or old (failed) map position. In either case, $done will	2690	the new (success) or old (failed) map position. In either case, $done will
2453	be called at the end of this process.	2691	be called at the end of this process.
2454		2692
		2693	Note that $check will be called with a potentially non-loaded map, so if
		2694	it needs a loaded map it has to call C<< ->load >>.
		2695
2455	=cut	2696	=cut
2456		2697
2457	our $GOTOGEN;	2698	our $GOTOGEN;
2458		2699
2459	sub cf::object::player::goto {	2700	sub cf::object::player::goto {
2460	my ($self, $path, $x, $y, $check, $done) = @_;	2701	my ($self, $path, $x, $y, $check, $done) = @_;
		2702
		2703	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2704	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2705	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2706	($path, $x, $y) = @$EMERGENCY_POSITION;
		2707	}
2461		2708
2462	# do generation counting so two concurrent goto's will be executed in-order	2709	# do generation counting so two concurrent goto's will be executed in-order
2463	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2710	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2464		2711
2465	$self->enter_link;	2712	$self->enter_link;
…		…
2489	my $map = eval {	2736	my $map = eval {
2490	my $map = defined $path ? cf::map::find $path : undef;	2737	my $map = defined $path ? cf::map::find $path : undef;
2491		2738
2492	if ($map) {	2739	if ($map) {
2493	$map = $map->customise_for ($self);	2740	$map = $map->customise_for ($self);
2494	$map = $check->($map) if $check && $map;	2741	$map = $check->($map, $x, $y, $self) if $check && $map;
2495	} else {	2742	} else {
2496	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2743	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2497	}	2744	}
2498		2745
2499	$map	2746	$map
…		…
2507	if ($gen == $self->{_goto_generation}) {	2754	if ($gen == $self->{_goto_generation}) {
2508	delete $self->{_goto_generation};	2755	delete $self->{_goto_generation};
2509	$self->leave_link ($map, $x, $y);	2756	$self->leave_link ($map, $x, $y);
2510	}	2757	}
2511		2758
2512	$done->() if $done;	2759	$done->($self) if $done;
2513	})->prio (1);	2760	})->prio (1);
2514	}	2761	}
2515		2762
2516	=item $player_object->enter_exit ($exit_object)	2763	=item $player_object->enter_exit ($exit_object)
2517		2764
…		…
2537	}	2784	}
2538		2785
2539	sub prepare_random_map {	2786	sub prepare_random_map {
2540	my ($exit) = @_;	2787	my ($exit) = @_;
2541		2788
2542	my $guard = cf::lock_acquire "exit_prepare:$exit";
2543
2544	# all this does is basically replace the /! path by	2789	# all this does is basically replace the /! path by
2545	# a new random map path (?random/...) with a seed	2790	# a new random map path (?random/...) with a seed
2546	# that depends on the exit object	2791	# that depends on the exit object
2547		2792
2548	my $rmp = parse_random_map_params $exit->msg;	2793	my $rmp = parse_random_map_params $exit->msg;
…		…
2550	if ($exit->map) {	2795	if ($exit->map) {
2551	$rmp->{region} = $exit->region->name;	2796	$rmp->{region} = $exit->region->name;
2552	$rmp->{origin_map} = $exit->map->path;	2797	$rmp->{origin_map} = $exit->map->path;
2553	$rmp->{origin_x} = $exit->x;	2798	$rmp->{origin_x} = $exit->x;
2554	$rmp->{origin_y} = $exit->y;	2799	$rmp->{origin_y} = $exit->y;
		2800
		2801	$exit->map->touch;
2555	}	2802	}
2556		2803
2557	$rmp->{random_seed} ||= $exit->random_seed;	2804	$rmp->{random_seed} ||= $exit->random_seed;
2558		2805
2559	my $data = cf::to_json $rmp;	2806	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2560	my $md5 = Digest::MD5::md5_hex $data;	2807	my $md5 = Digest::MD5::md5_hex $data;
2561	my $meta = "$RANDOMDIR/$md5.meta";	2808	my $meta = "$RANDOMDIR/$md5.meta";
2562		2809
2563	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2810	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2564	aio_write $fh, 0, (length $data), $data, 0;	2811	aio_write $fh, 0, (length $data), $data, 0;
2565	undef $fh;	2812	undef $fh;
2566	aio_rename "$meta~", $meta;	2813	aio_rename "$meta~", $meta;
2567		2814
		2815	my $slaying = "?random/$md5";
		2816
		2817	if ($exit->valid) {
2568	$exit->slaying ("?random/$md5");	2818	$exit->slaying ("?random/$md5");
2569	$exit->msg (undef);	2819	$exit->msg (undef);
		2820	}
2570	}	2821	}
2571	}	2822	}
2572		2823
2573	sub cf::object::player::enter_exit {	2824	sub cf::object::player::enter_exit {
2574	my ($self, $exit) = @_;	2825	my ($self, $exit) = @_;
2575		2826
2576	return unless $self->type == cf::PLAYER;	2827	return unless $self->type == cf::PLAYER;
2577		2828
2578	if ($exit->slaying eq "/!") {
2579	#TODO: this should de-fi-ni-te-ly not be a sync-job
2580	# the problem is that $exit might not survive long enough
2581	# so it needs to be done right now, right here
2582	cf::sync_job { prepare_random_map $exit };
2583	}
2584
2585	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2586	my $hp = $exit->stats->hp;
2587	my $sp = $exit->stats->sp;
2588
2589	$self->enter_link;	2829	$self->enter_link;
2590		2830
2591	# if exit is damned, update players death & WoR home-position
2592	$self->contr->savebed ($slaying, $hp, $sp)
2593	if $exit->flag (FLAG_DAMNED);
2594
2595	(async {	2831	(async {
2596	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2832	$Coro::current->{desc} = "enter_exit";
2597		2833
2598	$self->deactivate_recursive; # just to be sure
2599	unless (eval {	2834	unless (eval {
		2835	$self->deactivate_recursive; # just to be sure
		2836
		2837	# random map handling
		2838	{
		2839	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2840
		2841	prepare_random_map $exit
		2842	if $exit->slaying eq "/!";
		2843	}
		2844
		2845	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2846	my $x = $exit->stats->hp;
		2847	my $y = $exit->stats->sp;
		2848
2600	$self->goto ($slaying, $hp, $sp);	2849	$self->goto ($map, $x, $y);
2601		2850
		2851	# if exit is damned, update players death & WoR home-position
		2852	$self->contr->savebed ($map, $x, $y)
		2853	if $exit->flag (cf::FLAG_DAMNED);
		2854
2602	1;	2855	1
2603	}) {	2856	}) {
2604	$self->message ("Something went wrong deep within the crossfire server. "	2857	$self->message ("Something went wrong deep within the deliantra server. "
2605	. "I'll try to bring you back to the map you were before. "	2858	. "I'll try to bring you back to the map you were before. "
2606	. "Please report this to the dungeon master!",	2859	. "Please report this to the dungeon master!",
2607	cf::NDI_UNIQUE | cf::NDI_RED);	2860	cf::NDI_UNIQUE | cf::NDI_RED);
2608		2861
2609	warn "ERROR in enter_exit: $@";	2862	error "ERROR in enter_exit: $@";
2610	$self->leave_link;	2863	$self->leave_link;
2611	}	2864	}
2612	})->prio (1);	2865	})->prio (1);
2613	}	2866	}
2614		2867
…		…
2626	sub cf::client::send_drawinfo {	2879	sub cf::client::send_drawinfo {
2627	my ($self, $text, $flags) = @_;	2880	my ($self, $text, $flags) = @_;
2628		2881
2629	utf8::encode $text;	2882	utf8::encode $text;
2630	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2883	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2884	}
		2885
		2886	=item $client->send_big_packet ($pkt)
		2887
		2888	Like C<send_packet>, but tries to compress large packets, and fragments
		2889	them as required.
		2890
		2891	=cut
		2892
		2893	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2894
		2895	sub cf::client::send_big_packet {
		2896	my ($self, $pkt) = @_;
		2897
		2898	# try lzf for large packets
		2899	$pkt = "lzf " . Compress::LZF::compress $pkt
		2900	if 1024 <= length $pkt and $self->{can_lzf};
		2901
		2902	# split very large packets
		2903	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2904	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2905	$pkt = "frag";
		2906	}
		2907
		2908	$self->send_packet ($pkt);
2631	}	2909	}
2632		2910
2633	=item $client->send_msg ($channel, $msg, $color, [extra...])	2911	=item $client->send_msg ($channel, $msg, $color, [extra...])
2634		2912
2635	Send a drawinfo or msg packet to the client, formatting the msg for the	2913	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2637	the message, with C<log> being the default. If C<$color> is negative, suppress	2915	the message, with C<log> being the default. If C<$color> is negative, suppress
2638	the message unless the client supports the msg packet.	2916	the message unless the client supports the msg packet.
2639		2917
2640	=cut	2918	=cut
2641		2919
		2920	# non-persistent channels (usually the info channel)
2642	our %CHANNEL = (	2921	our %CHANNEL = (
		2922	"c/motd" => {
		2923	id => "infobox",
		2924	title => "MOTD",
		2925	reply => undef,
		2926	tooltip => "The message of the day",
		2927	},
2643	"c/identify" => {	2928	"c/identify" => {
2644	id => "infobox",	2929	id => "infobox",
2645	title => "Identify",	2930	title => "Identify",
2646	reply => undef,	2931	reply => undef,
2647	tooltip => "Items recently identified",	2932	tooltip => "Items recently identified",
…		…
2650	id => "infobox",	2935	id => "infobox",
2651	title => "Examine",	2936	title => "Examine",
2652	reply => undef,	2937	reply => undef,
2653	tooltip => "Signs and other items you examined",	2938	tooltip => "Signs and other items you examined",
2654	},	2939	},
		2940	"c/shopinfo" => {
		2941	id => "infobox",
		2942	title => "Shop Info",
		2943	reply => undef,
		2944	tooltip => "What your bargaining skill tells you about the shop",
		2945	},
		2946	"c/book" => {
		2947	id => "infobox",
		2948	title => "Book",
		2949	reply => undef,
		2950	tooltip => "The contents of a note or book",
		2951	},
2655	"c/lookat" => {	2952	"c/lookat" => {
2656	id => "infobox",	2953	id => "infobox",
2657	title => "Look",	2954	title => "Look",
2658	reply => undef,	2955	reply => undef,
2659	tooltip => "What you saw there",	2956	tooltip => "What you saw there",
2660	},	2957	},
		2958	"c/who" => {
		2959	id => "infobox",
		2960	title => "Players",
		2961	reply => undef,
		2962	tooltip => "Shows players who are currently online",
		2963	},
		2964	"c/body" => {
		2965	id => "infobox",
		2966	title => "Body Parts",
		2967	reply => undef,
		2968	tooltip => "Shows which body parts you posess and are available",
		2969	},
		2970	"c/statistics" => {
		2971	id => "infobox",
		2972	title => "Statistics",
		2973	reply => undef,
		2974	tooltip => "Shows your primary statistics",
		2975	},
		2976	"c/skills" => {
		2977	id => "infobox",
		2978	title => "Skills",
		2979	reply => undef,
		2980	tooltip => "Shows your experience per skill and item power",
		2981	},
		2982	"c/shopitems" => {
		2983	id => "infobox",
		2984	title => "Shop Items",
		2985	reply => undef,
		2986	tooltip => "Shows the items currently for sale in this shop",
		2987	},
		2988	"c/resistances" => {
		2989	id => "infobox",
		2990	title => "Resistances",
		2991	reply => undef,
		2992	tooltip => "Shows your resistances",
		2993	},
		2994	"c/pets" => {
		2995	id => "infobox",
		2996	title => "Pets",
		2997	reply => undef,
		2998	tooltip => "Shows information abotu your pets/a specific pet",
		2999	},
		3000	"c/perceiveself" => {
		3001	id => "infobox",
		3002	title => "Perceive Self",
		3003	reply => undef,
		3004	tooltip => "You gained detailed knowledge about yourself",
		3005	},
		3006	"c/uptime" => {
		3007	id => "infobox",
		3008	title => "Uptime",
		3009	reply => undef,
		3010	tooltip => "How long the server has been running since last restart",
		3011	},
		3012	"c/mapinfo" => {
		3013	id => "infobox",
		3014	title => "Map Info",
		3015	reply => undef,
		3016	tooltip => "Information related to the maps",
		3017	},
		3018	"c/party" => {
		3019	id => "party",
		3020	title => "Party",
		3021	reply => "gsay ",
		3022	tooltip => "Messages and chat related to your party",
		3023	},
		3024	"c/death" => {
		3025	id => "death",
		3026	title => "Death",
		3027	reply => undef,
		3028	tooltip => "Reason for and more info about your most recent death",
		3029	},
		3030	"c/say" => $SAY_CHANNEL,
		3031	"c/chat" => $CHAT_CHANNEL,
2661	);	3032	);
2662		3033
2663	sub cf::client::send_msg {	3034	sub cf::client::send_msg {
2664	my ($self, $channel, $msg, $color, @extra) = @_;	3035	my ($self, $channel, $msg, $color, @extra) = @_;
2665		3036
2666	$msg = $self->pl->expand_cfpod ($msg);	3037	$msg = $self->pl->expand_cfpod ($msg)
		3038	unless $color & cf::NDI_VERBATIM;
2667		3039
2668	$color &= cf::NDI_CLIENT_MASK; # just in case...	3040	$color &= cf::NDI_CLIENT_MASK; # just in case...
2669		3041
2670	# check predefined channels, for the benefit of C	3042	# check predefined channels, for the benefit of C
2671	if ($CHANNEL{$channel}) {	3043	if ($CHANNEL{$channel}) {
2672	$channel = $CHANNEL{$channel};	3044	$channel = $CHANNEL{$channel};
2673		3045
2674	$self->ext_msg (channel_info => $channel)	3046	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676
2677	$channel = $channel->{id};	3047	$channel = $channel->{id};
2678		3048
2679	} elsif (ref $channel) {	3049	} elsif (ref $channel) {
2680	# send meta info to client, if not yet sent	3050	# send meta info to client, if not yet sent
2681	unless (exists $self->{channel}{$channel->{id}}) {	3051	unless (exists $self->{channel}{$channel->{id}}) {
2682	$self->{channel}{$channel->{id}} = $channel;	3052	$self->{channel}{$channel->{id}} = $channel;
2683	$self->ext_msg (channel_info => $channel)	3053	$self->ext_msg (channel_info => $channel);
2684	if $self->can_msg;
2685	}	3054	}
2686		3055
2687	$channel = $channel->{id};	3056	$channel = $channel->{id};
2688	}	3057	}
2689		3058
2690	return unless @extra || length $msg;	3059	return unless @extra || length $msg;
2691		3060
2692	if ($self->can_msg) {
2693	# default colour, mask it out	3061	# default colour, mask it out
2694	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3062	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2695	if $color & cf::NDI_DEF;	3063	if $color & cf::NDI_DEF;
2696		3064
2697	$self->send_packet ("msg " . $self->{json_coder}->encode (	3065	my $pkt = "msg "
		3066	. $self->{json_coder}->encode (
2698	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3067	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2699	} else {	3068	);
2700	if ($color >= 0) {
2701	# replace some tags by gcfclient-compatible ones
2702	for ($msg) {
2703	1 while
2704	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2705	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2706	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2707	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2708	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2709	}
2710		3069
2711	$color &= cf::NDI_COLOR_MASK;	3070	$self->send_big_packet ($pkt);
2712
2713	utf8::encode $msg;
2714
2715	if (0 && $msg =~ /\[/) {
2716	# COMMAND/INFO
2717	$self->send_packet ("drawextinfo $color 10 8 $msg")
2718	} else {
2719	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2720	$self->send_packet ("drawinfo $color $msg")
2721	}
2722	}
2723	}
2724	}	3071	}
2725		3072
2726	=item $client->ext_msg ($type, @msg)	3073	=item $client->ext_msg ($type, @msg)
2727		3074
2728	Sends an ext event to the client.	3075	Sends an ext event to the client.
…		…
2731		3078
2732	sub cf::client::ext_msg($$@) {	3079	sub cf::client::ext_msg($$@) {
2733	my ($self, $type, @msg) = @_;	3080	my ($self, $type, @msg) = @_;
2734		3081
2735	if ($self->extcmd == 2) {	3082	if ($self->extcmd == 2) {
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2737	} elsif ($self->extcmd == 1) { # TODO: remove	3084	} elsif ($self->extcmd == 1) { # TODO: remove
2738	push @msg, msgtype => "event_$type";	3085	push @msg, msgtype => "event_$type";
2739	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2740	}	3087	}
2741	}	3088	}
2742		3089
2743	=item $client->ext_reply ($msgid, @msg)	3090	=item $client->ext_reply ($msgid, @msg)
2744		3091
…		…
2748		3095
2749	sub cf::client::ext_reply($$@) {	3096	sub cf::client::ext_reply($$@) {
2750	my ($self, $id, @msg) = @_;	3097	my ($self, $id, @msg) = @_;
2751		3098
2752	if ($self->extcmd == 2) {	3099	if ($self->extcmd == 2) {
2753	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3100	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2754	} elsif ($self->extcmd == 1) {	3101	} elsif ($self->extcmd == 1) {
2755	#TODO: version 1, remove	3102	#TODO: version 1, remove
2756	unshift @msg, msgtype => "reply", msgid => $id;	3103	unshift @msg, msgtype => "reply", msgid => $id;
2757	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3104	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2758	}	3105	}
2759	}	3106	}
2760		3107
2761	=item $success = $client->query ($flags, "text", \&cb)	3108	=item $success = $client->query ($flags, "text", \&cb)
2762		3109
…		…
2833		3180
2834	$ns->ext_reply ($reply, @reply)	3181	$ns->ext_reply ($reply, @reply)
2835	if $reply;	3182	if $reply;
2836		3183
2837	} else {	3184	} else {
2838	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3185	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2839	}	3186	}
2840		3187
2841	cf::override;	3188	cf::override;
2842	},	3189	},
2843	);	3190	);
…		…
2863		3210
2864	$coro	3211	$coro
2865	}	3212	}
2866		3213
2867	cf::client->attach (	3214	cf::client->attach (
2868	on_destroy => sub {	3215	on_client_destroy => sub {
2869	my ($ns) = @_;	3216	my ($ns) = @_;
2870		3217
2871	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3218	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2872	},	3219	},
2873	);	3220	);
…		…
2889	our $safe_hole = new Safe::Hole;	3236	our $safe_hole = new Safe::Hole;
2890		3237
2891	$SIG{FPE} = 'IGNORE';	3238	$SIG{FPE} = 'IGNORE';
2892		3239
2893	$safe->permit_only (Opcode::opset qw(	3240	$safe->permit_only (Opcode::opset qw(
2894	:base_core :base_mem :base_orig :base_math	3241	:base_core :base_mem :base_orig :base_math :base_loop
2895	grepstart grepwhile mapstart mapwhile	3242	grepstart grepwhile mapstart mapwhile
2896	sort time	3243	sort time
2897	));	3244	));
2898		3245
2899	# here we export the classes and methods available to script code	3246	# here we export the classes and methods available to script code
…		…
2902		3249
2903	The following functions and methods are available within a safe environment:	3250	The following functions and methods are available within a safe environment:
2904		3251
2905	cf::object	3252	cf::object
2906	contr pay_amount pay_player map x y force_find force_add destroy	3253	contr pay_amount pay_player map x y force_find force_add destroy
2907	insert remove name archname title slaying race decrease_ob_nr	3254	insert remove name archname title slaying race decrease split
		3255	value
2908		3256
2909	cf::object::player	3257	cf::object::player
2910	player	3258	player
2911		3259
2912	cf::player	3260	cf::player
…		…
2917		3265
2918	=cut	3266	=cut
2919		3267
2920	for (	3268	for (
2921	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3269	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2922	insert remove inv name archname title slaying race	3270	insert remove inv nrof name archname title slaying race
2923	decrease_ob_nr destroy)],	3271	decrease split destroy change_exp value msg lore send_msg)],
2924	["cf::object::player" => qw(player)],	3272	["cf::object::player" => qw(player)],
2925	["cf::player" => qw(peaceful)],	3273	["cf::player" => qw(peaceful send_msg)],
2926	["cf::map" => qw(trigger)],	3274	["cf::map" => qw(trigger)],
2927	) {	3275	) {
2928	no strict 'refs';
2929	my ($pkg, @funs) = @$_;	3276	my ($pkg, @funs) = @$_;
2930	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3277	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2931	for @funs;	3278	for @funs;
2932	}	3279	}
2933		3280
…		…
2948		3295
2949	my $qcode = $code;	3296	my $qcode = $code;
2950	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3297	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2951	$qcode =~ s/\n/\\n/g;	3298	$qcode =~ s/\n/\\n/g;
2952		3299
		3300	%vars = (_dummy => 0) unless %vars;
		3301
		3302	my @res;
2953	local $_;	3303	local $_;
2954	local @safe::cf::_safe_eval_args = values %vars;
2955		3304
2956	my $eval =	3305	my $eval =
2957	"do {\n"	3306	"do {\n"
2958	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3307	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2959	. "#line 0 \"{$qcode}\"\n"	3308	. "#line 0 \"{$qcode}\"\n"
2960	. $code	3309	. $code
2961	. "\n}"	3310	. "\n}"
2962	;	3311	;
2963		3312
		3313	if ($CFG{safe_eval}) {
2964	sub_generation_inc;	3314	sub_generation_inc;
		3315	local @safe::cf::_safe_eval_args = values %vars;
2965	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3316	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2966	sub_generation_inc;	3317	sub_generation_inc;
		3318	} else {
		3319	local @cf::_safe_eval_args = values %vars;
		3320	@res = wantarray ? eval eval : scalar eval $eval;
		3321	}
2967		3322
2968	if ($@) {	3323	if ($@) {
2969	warn "$@";	3324	warn "$@",
2970	warn "while executing safe code '$code'\n";	3325	"while executing safe code '$code'\n",
2971	warn "with arguments " . (join " ", %vars) . "\n";	3326	"with arguments " . (join " ", %vars) . "\n";
2972	}	3327	}
2973		3328
2974	wantarray ? @res : $res[0]	3329	wantarray ? @res : $res[0]
2975	}	3330	}
2976		3331
…		…
2990	=cut	3345	=cut
2991		3346
2992	sub register_script_function {	3347	sub register_script_function {
2993	my ($fun, $cb) = @_;	3348	my ($fun, $cb) = @_;
2994		3349
2995	no strict 'refs';	3350	$fun = "safe::$fun" if $CFG{safe_eval};
2996	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3351	*$fun = $safe_hole->wrap ($cb);
2997	}	3352	}
2998		3353
2999	=back	3354	=back
3000		3355
3001	=cut	3356	=cut
…		…
3010	# for this (global event?)	3365	# for this (global event?)
3011	%ext::player_env::MUSIC_FACE_CACHE = ();	3366	%ext::player_env::MUSIC_FACE_CACHE = ();
3012		3367
3013	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3368	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3014		3369
3015	warn "loading facedata from $path\n";	3370	trace "loading facedata from $path\n";
3016		3371
3017	my $facedata;	3372	my $facedata;
3018	0 < aio_load $path, $facedata	3373	0 < aio_load $path, $facedata
3019	or die "$path: $!";	3374	or die "$path: $!";
3020		3375
…		…
3022		3377
3023	$facedata->{version} == 2	3378	$facedata->{version} == 2
3024	or cf::cleanup "$path: version mismatch, cannot proceed.";	3379	or cf::cleanup "$path: version mismatch, cannot proceed.";
3025		3380
3026	# patch in the exptable	3381	# patch in the exptable
		3382	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3027	$facedata->{resource}{"res/exp_table"} = {	3383	$facedata->{resource}{"res/exp_table"} = {
3028	type => FT_RSRC,	3384	type => FT_RSRC,
3029	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3385	data => $exp_table,
		3386	hash => (Digest::MD5::md5 $exp_table),
3030	};	3387	};
3031	cf::cede_to_tick;	3388	cf::cede_to_tick;
3032		3389
3033	{	3390	{
3034	my $faces = $facedata->{faceinfo};	3391	my $faces = $facedata->{faceinfo};
3035		3392
3036	while (my ($face, $info) = each %$faces) {	3393	while (my ($face, $info) = each %$faces) {
3037	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3394	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3395
3038	cf::face::set_visibility $idx, $info->{visibility};	3396	cf::face::set_visibility $idx, $info->{visibility};
3039	cf::face::set_magicmap $idx, $info->{magicmap};	3397	cf::face::set_magicmap $idx, $info->{magicmap};
3040	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3398	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3041	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3399	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3042		3400
3043	cf::cede_to_tick;	3401	cf::cede_to_tick;
3044	}	3402	}
3045		3403
3046	while (my ($face, $info) = each %$faces) {	3404	while (my ($face, $info) = each %$faces) {
3047	next unless $info->{smooth};	3405	next unless $info->{smooth};
		3406
3048	my $idx = cf::face::find $face	3407	my $idx = cf::face::find $face
3049	or next;	3408	or next;
		3409
3050	if (my $smooth = cf::face::find $info->{smooth}) {	3410	if (my $smooth = cf::face::find $info->{smooth}) {
3051	cf::face::set_smooth $idx, $smooth;	3411	cf::face::set_smooth $idx, $smooth;
3052	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3412	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3053	} else {	3413	} else {
3054	warn "smooth face '$info->{smooth}' not found for face '$face'";	3414	error "smooth face '$info->{smooth}' not found for face '$face'";
3055	}	3415	}
3056		3416
3057	cf::cede_to_tick;	3417	cf::cede_to_tick;
3058	}	3418	}
3059	}	3419	}
…		…
3068		3428
3069	cf::anim::invalidate_all; # d'oh	3429	cf::anim::invalidate_all; # d'oh
3070	}	3430	}
3071		3431
3072	{	3432	{
3073	# TODO: for gcfclient pleasure, we should give resources
3074	# that gcfclient doesn't grok a >10000 face index.
3075	my $res = $facedata->{resource};	3433	my $res = $facedata->{resource};
3076		3434
3077	my $soundconf = delete $res->{"res/sound.conf"};
3078
3079	while (my ($name, $info) = each %$res) {	3435	while (my ($name, $info) = each %$res) {
		3436	if (defined $info->{type}) {
3080	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3437	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3081	my $data;
3082		3438
3083	if ($info->{type} & 1) {	3439	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3084	# prepend meta info	3440	cf::face::set_type $idx, $info->{type};
3085
3086	my $meta = $enc->encode ({
3087	name => $name,
3088	%{ $info->{meta} || {} },
3089	});
3090
3091	$data = pack "(w/a*)*", $meta, $info->{data};
3092	} else {	3441	} else {
3093	$data = $info->{data};	3442	$RESOURCE{$name} = $info; # unused
3094	}	3443	}
3095		3444
3096	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3097	cf::face::set_type $idx, $info->{type};
3098
3099	cf::cede_to_tick;	3445	cf::cede_to_tick;
3100	}	3446	}
3101
3102	if ($soundconf) {
3103	$soundconf = $enc->decode (delete $soundconf->{data});
3104
3105	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3106	my $sound = $soundconf->{compat}[$_]
3107	or next;
3108
3109	my $face = cf::face::find "sound/$sound->[1]";
3110	cf::sound::set $sound->[0] => $face;
3111	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3112	}
3113
3114	while (my ($k, $v) = each %{$soundconf->{event}}) {
3115	my $face = cf::face::find "sound/$v";
3116	cf::sound::set $k => $face;
3117	}
3118	}
3119	}	3447	}
		3448
		3449	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3120		3450
3121	1	3451	1
3122	}	3452	}
3123		3453
3124	register_exticmd fx_want => sub {	3454	register_exticmd fx_want => sub {
…		…
3126		3456
3127	while (my ($k, $v) = each %$want) {	3457	while (my ($k, $v) = each %$want) {
3128	$ns->fx_want ($k, $v);	3458	$ns->fx_want ($k, $v);
3129	}	3459	}
3130	};	3460	};
		3461
		3462	sub load_resource_file($) {
		3463	my $guard = lock_acquire "load_resource_file";
		3464
		3465	my $status = load_resource_file_ $_[0];
		3466	get_slot 0.1, 100;
		3467	cf::arch::commit_load;
		3468
		3469	$status
		3470	}
3131		3471
3132	sub reload_regions {	3472	sub reload_regions {
3133	# HACK to clear player env face cache, we need some signal framework	3473	# HACK to clear player env face cache, we need some signal framework
3134	# for this (global event?)	3474	# for this (global event?)
3135	%ext::player_env::MUSIC_FACE_CACHE = ();	3475	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3149	}	3489	}
3150		3490
3151	sub reload_archetypes {	3491	sub reload_archetypes {
3152	load_resource_file "$DATADIR/archetypes"	3492	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";	3493	or die "unable to load archetypes\n";
3154	#d# NEED to laod twice to resolve forward references
3155	# this really needs to be done in an extra post-pass
3156	# (which needs to be synchronous, so solve it differently)
3157	load_resource_file "$DATADIR/archetypes"
3158	or die "unable to load archetypes\n";
3159	}	3494	}
3160		3495
3161	sub reload_treasures {	3496	sub reload_treasures {
3162	load_resource_file "$DATADIR/treasures"	3497	load_resource_file "$DATADIR/treasures"
3163	or die "unable to load treasurelists\n";	3498	or die "unable to load treasurelists\n";
3164	}	3499	}
3165		3500
		3501	sub reload_sound {
		3502	trace "loading sound config from $DATADIR/sound\n";
		3503
		3504	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3505	or die "$DATADIR/sound $!";
		3506
		3507	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3508
		3509	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3510	my $sound = $soundconf->{compat}[$_]
		3511	or next;
		3512
		3513	my $face = cf::face::find "sound/$sound->[1]";
		3514	cf::sound::set $sound->[0] => $face;
		3515	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3516	}
		3517
		3518	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3519	my $face = cf::face::find "sound/$v";
		3520	cf::sound::set $k => $face;
		3521	}
		3522	}
		3523
3166	sub reload_resources {	3524	sub reload_resources {
3167	warn "reloading resource files...\n";	3525	trace "reloading resource files...\n";
3168		3526
		3527	reload_facedata;
		3528	reload_sound;
		3529	reload_archetypes;
3169	reload_regions;	3530	reload_regions;
3170	reload_facedata;
3171	#reload_archetypes;#d#
3172	reload_archetypes;
3173	reload_treasures;	3531	reload_treasures;
3174		3532
3175	warn "finished reloading resource files\n";	3533	trace "finished reloading resource files\n";
3176	}
3177
3178	sub init {
3179	reload_resources;
3180	}	3534	}
3181		3535
3182	sub reload_config {	3536	sub reload_config {
		3537	trace "reloading config file...\n";
		3538
3183	open my $fh, "<:utf8", "$CONFDIR/config"	3539	open my $fh, "<:utf8", "$CONFDIR/config"
3184	or return;	3540	or return;
3185		3541
3186	local $/;	3542	local $/;
3187	*CFG = YAML::Syck::Load <$fh>;	3543	*CFG = YAML::XS::Load scalar <$fh>;
3188		3544
3189	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3545	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3190		3546
3191	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3547	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3192	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3548	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3193		3549
3194	if (exists $CFG{mlockall}) {	3550	if (exists $CFG{mlockall}) {
…		…
3196	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3552	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3197	and die "WARNING: m(un)lockall failed: $!\n";	3553	and die "WARNING: m(un)lockall failed: $!\n";
3198	};	3554	};
3199	warn $@ if $@;	3555	warn $@ if $@;
3200	}	3556	}
		3557
		3558	trace "finished reloading resource files\n";
		3559	}
		3560
		3561	sub pidfile() {
		3562	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3563	or die "$PIDFILE: $!";
		3564	flock $fh, &Fcntl::LOCK_EX
		3565	or die "$PIDFILE: flock: $!";
		3566	$fh
		3567	}
		3568
		3569	# make sure only one server instance is running at any one time
		3570	sub atomic {
		3571	my $fh = pidfile;
		3572
		3573	my $pid = <$fh>;
		3574	kill 9, $pid if $pid > 0;
		3575
		3576	seek $fh, 0, 0;
		3577	print $fh $$;
		3578	}
		3579
		3580	sub main_loop {
		3581	trace "EV::loop starting\n";
		3582	if (1) {
		3583	EV::loop;
		3584	}
		3585	trace "EV::loop returned\n";
		3586	goto &main_loop unless $REALLY_UNLOOP;
3201	}	3587	}
3202		3588
3203	sub main {	3589	sub main {
		3590	cf::init_globals; # initialise logging
		3591
		3592	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3593	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3594	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3595	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3596
		3597	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3598
3204	# we must not ever block the main coroutine	3599	# we must not ever block the main coroutine
3205	local $Coro::idle = sub {	3600	local $Coro::idle = sub {
3206	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3601	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3207	(async {	3602	(async {
3208	$Coro::current->{desc} = "IDLE BUG HANDLER";	3603	$Coro::current->{desc} = "IDLE BUG HANDLER";
3209	Event::one_event;	3604	EV::loop EV::LOOP_ONESHOT;
3210	})->prio (Coro::PRIO_MAX);	3605	})->prio (Coro::PRIO_MAX);
3211	};	3606	};
3212		3607
		3608	evthread_start IO::AIO::poll_fileno;
		3609
		3610	cf::sync_job {
		3611	cf::init_experience;
		3612	cf::init_anim;
		3613	cf::init_attackmess;
		3614	cf::init_dynamic;
		3615
		3616	cf::load_settings;
		3617	cf::load_materials;
		3618
		3619	reload_resources;
3213	reload_config;	3620	reload_config;
3214	db_init;	3621	db_init;
		3622
		3623	cf::init_uuid;
		3624	cf::init_signals;
		3625	cf::init_skills;
		3626
		3627	cf::init_beforeplay;
		3628
		3629	atomic;
		3630
3215	load_extensions;	3631	load_extensions;
3216		3632
3217	$TICK_WATCHER->start;	3633	utime time, time, $RUNTIMEFILE;
3218	Event::loop;	3634
		3635	# no (long-running) fork's whatsoever before this point(!)
		3636	use POSIX ();
		3637	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3638
		3639	(pop @POST_INIT)->(0) while @POST_INIT;
		3640	};
		3641
		3642	cf::object::thawer::errors_are_fatal 0;
		3643	info "parse errors in files are no longer fatal from this point on.\n";
		3644
		3645	main_loop;
3219	}	3646	}
3220		3647
3221	#############################################################################	3648	#############################################################################
3222	# initialisation and cleanup	3649	# initialisation and cleanup
3223		3650
3224	# install some emergency cleanup handlers	3651	# install some emergency cleanup handlers
3225	BEGIN {	3652	BEGIN {
		3653	our %SIGWATCHER = ();
3226	for my $signal (qw(INT HUP TERM)) {	3654	for my $signal (qw(INT HUP TERM)) {
3227	Event->signal (	3655	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3228	reentrant => 0,
3229	data => WF_AUTOCANCEL,
3230	signal => $signal,
3231	prio => 0,
3232	cb => sub {
3233	cf::cleanup "SIG$signal";	3656	cf::cleanup "SIG$signal";
3234	},
3235	);	3657	};
3236	}	3658	}
3237	}	3659	}
3238		3660
3239	sub write_runtime {	3661	sub write_runtime_sync {
3240	my $runtime = "$LOCALDIR/runtime";	3662	my $t0 = AE::time;
3241		3663
3242	# first touch the runtime file to show we are still running:	3664	# first touch the runtime file to show we are still running:
3243	# the fsync below can take a very very long time.	3665	# the fsync below can take a very very long time.
3244		3666
3245	IO::AIO::aio_utime $runtime, undef, undef;	3667	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3246		3668
3247	my $guard = cf::lock_acquire "write_runtime";	3669	my $guard = cf::lock_acquire "write_runtime";
3248		3670
3249	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3671	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3250	or return;	3672	or return;
3251		3673
3252	my $value = $cf::RUNTIME + 90 + 10;	3674	my $value = $cf::RUNTIME + 90 + 10;
3253	# 10 is the runtime save interval, for a monotonic clock	3675	# 10 is the runtime save interval, for a monotonic clock
3254	# 60 allows for the watchdog to kill the server.	3676	# 60 allows for the watchdog to kill the server.
…		…
3264	aio_utime $fh, undef, undef;	3686	aio_utime $fh, undef, undef;
3265		3687
3266	close $fh	3688	close $fh
3267	or return;	3689	or return;
3268		3690
3269	aio_rename "$runtime~", $runtime	3691	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3270	and return;	3692	and return;
3271		3693
3272	warn "runtime file written.\n";	3694	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3273		3695
3274	1	3696	1
		3697	}
		3698
		3699	our $uuid_lock;
		3700	our $uuid_skip;
		3701
		3702	sub write_uuid_sync($) {
		3703	$uuid_skip ||= $_[0];
		3704
		3705	return if $uuid_lock;
		3706	local $uuid_lock = 1;
		3707
		3708	my $uuid = "$LOCALDIR/uuid";
		3709
		3710	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3711	or return;
		3712
		3713	my $value = uuid_seq uuid_cur;
		3714
		3715	unless ($value) {
		3716	info "cowardly refusing to write zero uuid value!\n";
		3717	return;
		3718	}
		3719
		3720	my $value = uuid_str $value + $uuid_skip;
		3721	$uuid_skip = 0;
		3722
		3723	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3724	and return;
		3725
		3726	# always fsync - this file is important
		3727	aio_fsync $fh
		3728	and return;
		3729
		3730	close $fh
		3731	or return;
		3732
		3733	aio_rename "$uuid~", $uuid
		3734	and return;
		3735
		3736	trace "uuid file written ($value).\n";
		3737
		3738	1
		3739
		3740	}
		3741
		3742	sub write_uuid($$) {
		3743	my ($skip, $sync) = @_;
		3744
		3745	$sync ? write_uuid_sync $skip
		3746	: async { write_uuid_sync $skip };
3275	}	3747	}
3276		3748
3277	sub emergency_save() {	3749	sub emergency_save() {
3278	my $freeze_guard = cf::freeze_mainloop;	3750	my $freeze_guard = cf::freeze_mainloop;
3279		3751
3280	warn "enter emergency perl save\n";	3752	info "emergency_perl_save: enter\n";
		3753
		3754	# this is a trade-off: we want to be very quick here, so
		3755	# save all maps without fsync, and later call a global sync
		3756	# (which in turn might be very very slow)
		3757	local $USE_FSYNC = 0;
3281		3758
3282	cf::sync_job {	3759	cf::sync_job {
		3760	cf::write_runtime_sync; # external watchdog should not bark
		3761
3283	# use a peculiar iteration method to avoid tripping on perl	3762	# use a peculiar iteration method to avoid tripping on perl
3284	# refcount bugs in for. also avoids problems with players	3763	# refcount bugs in for. also avoids problems with players
3285	# and maps saved/destroyed asynchronously.	3764	# and maps saved/destroyed asynchronously.
3286	warn "begin emergency player save\n";	3765	info "emergency_perl_save: begin player save\n";
3287	for my $login (keys %cf::PLAYER) {	3766	for my $login (keys %cf::PLAYER) {
3288	my $pl = $cf::PLAYER{$login} or next;	3767	my $pl = $cf::PLAYER{$login} or next;
3289	$pl->valid or next;	3768	$pl->valid or next;
3290	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3769	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3291	$pl->save;	3770	$pl->save;
3292	}	3771	}
3293	warn "end emergency player save\n";	3772	info "emergency_perl_save: end player save\n";
3294		3773
3295	warn "begin emergency map save\n";	3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
		3776	info "emergency_perl_save: begin map save\n";
3296	for my $path (keys %cf::MAP) {	3777	for my $path (keys %cf::MAP) {
3297	my $map = $cf::MAP{$path} or next;	3778	my $map = $cf::MAP{$path} or next;
3298	$map->valid or next;	3779	$map->valid or next;
3299	$map->save;	3780	$map->save;
3300	}	3781	}
3301	warn "end emergency map save\n";	3782	info "emergency_perl_save: end map save\n";
3302		3783
3303	warn "begin emergency database checkpoint\n";	3784	cf::write_runtime_sync; # external watchdog should not bark
		3785
		3786	info "emergency_perl_save: begin database checkpoint\n";
3304	BDB::db_env_txn_checkpoint $DB_ENV;	3787	BDB::db_env_txn_checkpoint $DB_ENV;
3305	warn "end emergency database checkpoint\n";	3788	info "emergency_perl_save: end database checkpoint\n";
		3789
		3790	info "emergency_perl_save: begin write uuid\n";
		3791	write_uuid_sync 1;
		3792	info "emergency_perl_save: end write uuid\n";
		3793
		3794	cf::write_runtime_sync; # external watchdog should not bark
		3795
		3796	trace "emergency_perl_save: syncing database to disk";
		3797	BDB::db_env_txn_checkpoint $DB_ENV;
		3798
		3799	info "emergency_perl_save: starting sync\n";
		3800	IO::AIO::aio_sync sub {
		3801	info "emergency_perl_save: finished sync\n";
		3802	};
		3803
		3804	cf::write_runtime_sync; # external watchdog should not bark
		3805
		3806	trace "emergency_perl_save: flushing outstanding aio requests";
		3807	while (IO::AIO::nreqs || BDB::nreqs) {
		3808	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3809	}
		3810
		3811	cf::write_runtime_sync; # external watchdog should not bark
3306	};	3812	};
3307		3813
3308	warn "leave emergency perl save\n";	3814	info "emergency_perl_save: leave\n";
3309	}	3815	}
3310		3816
3311	sub post_cleanup {	3817	sub post_cleanup {
3312	my ($make_core) = @_;	3818	my ($make_core) = @_;
3313		3819
		3820	IO::AIO::flush;
		3821
3314	warn Carp::longmess "post_cleanup backtrace"	3822	error Carp::longmess "post_cleanup backtrace"
3315	if $make_core;	3823	if $make_core;
		3824
		3825	my $fh = pidfile;
		3826	unlink $PIDFILE if <$fh> == $$;
		3827	}
		3828
		3829	# a safer delete_package, copied from Symbol
		3830	sub clear_package($) {
		3831	my $pkg = shift;
		3832
		3833	# expand to full symbol table name if needed
		3834	unless ($pkg =~ /^main::.*::$/) {
		3835	$pkg = "main$pkg" if $pkg =~ /^::/;
		3836	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3837	$pkg .= '::' unless $pkg =~ /::$/;
		3838	}
		3839
		3840	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3841	my $stem_symtab = *{$stem}{HASH};
		3842
		3843	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3844	or return;
		3845
		3846	# clear all symbols
		3847	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3848	for my $name (keys %$leaf_symtab) {
		3849	_gv_clear *{"$pkg$name"};
		3850	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3851	}
3316	}	3852	}
3317		3853
3318	sub do_reload_perl() {	3854	sub do_reload_perl() {
3319	# can/must only be called in main	3855	# can/must only be called in main
3320	if ($Coro::current != $Coro::main) {	3856	if (in_main) {
3321	warn "can only reload from main coroutine";	3857	error "can only reload from main coroutine";
3322	return;	3858	return;
3323	}	3859	}
3324		3860
		3861	return if $RELOAD++;
		3862
		3863	my $t1 = AE::time;
		3864
		3865	while ($RELOAD) {
3325	warn "reloading...";	3866	info "reloading...";
3326		3867
3327	warn "entering sync_job";	3868	trace "entering sync_job";
3328		3869
3329	cf::sync_job {	3870	cf::sync_job {
3330	cf::write_runtime; # external watchdog should not bark
3331	cf::emergency_save;	3871	cf::emergency_save;
3332	cf::write_runtime; # external watchdog should not bark
3333		3872
3334	warn "syncing database to disk";
3335	BDB::db_env_txn_checkpoint $DB_ENV;
3336
3337	# if anything goes wrong in here, we should simply crash as we already saved
3338
3339	warn "cancelling all WF_AUTOCANCEL watchers";
3340	for (Event::all_watchers) {
3341	$_->cancel if $_->data & WF_AUTOCANCEL;
3342	}
3343
3344	warn "flushing outstanding aio requests";
3345	for (;;) {
3346	BDB::flush;
3347	IO::AIO::flush;
3348	Coro::cede;
3349	last unless IO::AIO::nreqs || BDB::nreqs;
3350	warn "iterate...";
3351	}
3352
3353	++$RELOAD;
3354
3355	warn "cancelling all extension coros";	3873	trace "cancelling all extension coros";
3356	$_->cancel for values %EXT_CORO;	3874	$_->cancel for values %EXT_CORO;
3357	%EXT_CORO = ();	3875	%EXT_CORO = ();
3358		3876
3359	warn "removing commands";	3877	trace "removing commands";
3360	%COMMAND = ();	3878	%COMMAND = ();
3361		3879
3362	warn "removing ext/exti commands";	3880	trace "removing ext/exti commands";
3363	%EXTCMD = ();	3881	%EXTCMD = ();
3364	%EXTICMD = ();	3882	%EXTICMD = ();
3365		3883
3366	warn "unloading/nuking all extensions";	3884	trace "unloading/nuking all extensions";
3367	for my $pkg (@EXTS) {	3885	for my $pkg (@EXTS) {
3368	warn "... unloading $pkg";	3886	trace "... unloading $pkg";
3369		3887
3370	if (my $cb = $pkg->can ("unload")) {	3888	if (my $cb = $pkg->can ("unload")) {
3371	eval {	3889	eval {
3372	$cb->($pkg);	3890	$cb->($pkg);
3373	1	3891	1
3374	} or warn "$pkg unloaded, but with errors: $@";	3892	} or error "$pkg unloaded, but with errors: $@";
		3893	}
		3894
		3895	trace "... clearing $pkg";
		3896	clear_package $pkg;
3375	}	3897	}
3376		3898
3377	warn "... nuking $pkg";
3378	Symbol::delete_package $pkg;
3379	}
3380
3381	warn "unloading all perl modules loaded from $LIBDIR";	3899	trace "unloading all perl modules loaded from $LIBDIR";
3382	while (my ($k, $v) = each %INC) {	3900	while (my ($k, $v) = each %INC) {
3383	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3901	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3384		3902
3385	warn "... unloading $k";	3903	trace "... unloading $k";
3386	delete $INC{$k};	3904	delete $INC{$k};
3387		3905
3388	$k =~ s/\.pm$//;	3906	$k =~ s/\.pm$//;
3389	$k =~ s/\//::/g;	3907	$k =~ s/\//::/g;
3390		3908
3391	if (my $cb = $k->can ("unload_module")) {	3909	if (my $cb = $k->can ("unload_module")) {
3392	$cb->();	3910	$cb->();
		3911	}
		3912
		3913	clear_package $k;
3393	}	3914	}
3394		3915
3395	Symbol::delete_package $k;
3396	}
3397
3398	warn "getting rid of safe::, as good as possible";	3916	trace "getting rid of safe::, as good as possible";
3399	Symbol::delete_package "safe::$_"	3917	clear_package "safe::$_"
3400	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3918	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3401		3919
3402	warn "unloading cf.pm \"a bit\"";	3920	trace "unloading cf.pm \"a bit\"";
3403	delete $INC{"cf.pm"};	3921	delete $INC{"cf.pm"};
3404	delete $INC{"cf/pod.pm"};	3922	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3405		3923
3406	# don't, removes xs symbols, too,	3924	# don't, removes xs symbols, too,
3407	# and global variables created in xs	3925	# and global variables created in xs
3408	#Symbol::delete_package __PACKAGE__;	3926	#clear_package __PACKAGE__;
3409		3927
3410	warn "unload completed, starting to reload now";	3928	info "unload completed, starting to reload now";
3411		3929
3412	warn "reloading cf.pm";	3930	trace "reloading cf.pm";
3413	require cf;	3931	require cf;
3414	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3932	cf::_connect_to_perl_1;
3415		3933
3416	warn "loading config and database again";	3934	trace "loading config and database again";
3417	cf::reload_config;	3935	cf::reload_config;
3418		3936
3419	warn "loading extensions";	3937	trace "loading extensions";
3420	cf::load_extensions;	3938	cf::load_extensions;
3421		3939
		3940	if ($REATTACH_ON_RELOAD) {
3422	warn "reattaching attachments to objects/players";	3941	trace "reattaching attachments to objects/players";
3423	_global_reattach; # objects, sockets	3942	_global_reattach; # objects, sockets
3424	warn "reattaching attachments to maps";	3943	trace "reattaching attachments to maps";
3425	reattach $_ for values %MAP;	3944	reattach $_ for values %MAP;
3426	warn "reattaching attachments to players";	3945	trace "reattaching attachments to players";
3427	reattach $_ for values %PLAYER;	3946	reattach $_ for values %PLAYER;
		3947	}
3428		3948
		3949	trace "running post_init jobs";
		3950	(pop @POST_INIT)->(1) while @POST_INIT;
		3951
3429	warn "leaving sync_job";	3952	trace "leaving sync_job";
3430		3953
3431	1	3954	1
3432	} or do {	3955	} or do {
3433	warn $@;	3956	error $@;
3434	warn "error while reloading, exiting.";	3957	cf::cleanup "error while reloading, exiting.";
3435	exit 1;	3958	};
		3959
		3960	info "reloaded";
		3961	--$RELOAD;
3436	};	3962	}
3437		3963
3438	warn "reloaded";	3964	$t1 = AE::time - $t1;
		3965	info "reload completed in ${t1}s\n";
3439	};	3966	};
3440		3967
3441	our $RELOAD_WATCHER; # used only during reload	3968	our $RELOAD_WATCHER; # used only during reload
3442		3969
3443	sub reload_perl() {	3970	sub reload_perl() {
3444	# doing reload synchronously and two reloads happen back-to-back,	3971	# doing reload synchronously and two reloads happen back-to-back,
3445	# coro crashes during coro_state_free->destroy here.	3972	# coro crashes during coro_state_free->destroy here.
3446		3973
3447	$RELOAD_WATCHER ||= Event->timer (	3974	$RELOAD_WATCHER ||= cf::async {
3448	reentrant => 0,	3975	Coro::AIO::aio_wait cache_extensions;
3449	after => 0,	3976
3450	data => WF_AUTOCANCEL,	3977	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3451	cb => sub {
3452	do_reload_perl;	3978	do_reload_perl;
3453	undef $RELOAD_WATCHER;	3979	undef $RELOAD_WATCHER;
3454	},	3980	};
3455	);	3981	};
3456	}	3982	}
3457		3983
3458	register_command "reload" => sub {	3984	register_command "reload" => sub {
3459	my ($who, $arg) = @_;	3985	my ($who, $arg) = @_;
3460		3986
…		…
3473		3999
3474	our @WAIT_FOR_TICK;	4000	our @WAIT_FOR_TICK;
3475	our @WAIT_FOR_TICK_BEGIN;	4001	our @WAIT_FOR_TICK_BEGIN;
3476		4002
3477	sub wait_for_tick {	4003	sub wait_for_tick {
3478	return unless $TICK_WATCHER->is_active;
3479	return if $Coro::current == $Coro::main;	4004	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3480		4005
3481	my $signal = new Coro::Signal;	4006	my $signal = new Coro::Signal;
3482	push @WAIT_FOR_TICK, $signal;	4007	push @WAIT_FOR_TICK, $signal;
3483	$signal->wait;	4008	$signal->wait;
3484	}	4009	}
3485		4010
3486	sub wait_for_tick_begin {	4011	sub wait_for_tick_begin {
3487	return unless $TICK_WATCHER->is_active;
3488	return if $Coro::current == $Coro::main;	4012	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3489		4013
3490	my $signal = new Coro::Signal;	4014	my $signal = new Coro::Signal;
3491	push @WAIT_FOR_TICK_BEGIN, $signal;	4015	push @WAIT_FOR_TICK_BEGIN, $signal;
3492	$signal->wait;	4016	$signal->wait;
3493	}	4017	}
3494		4018
3495	$TICK_WATCHER = Event->timer (	4019	sub tick {
3496	reentrant => 0,
3497	parked => 1,
3498	prio => 0,
3499	at => $NEXT_TICK || $TICK,
3500	data => WF_AUTOCANCEL,
3501	cb => sub {
3502	if ($Coro::current != $Coro::main) {	4020	if ($Coro::current != $Coro::main) {
3503	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4021	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3504	unless ++$bug_warning > 10;	4022	unless ++$bug_warning > 10;
3505	return;	4023	return;
3506	}	4024	}
3507		4025
3508	$NOW = $tick_start = Event::time;
3509
3510	cf::server_tick; # one server iteration	4026	cf::server_tick; # one server iteration
3511		4027
3512	$RUNTIME += $TICK;	4028	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3513	$NEXT_TICK += $TICK;
3514		4029
3515	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4030	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3516	$NEXT_RUNTIME_WRITE = $NOW + 10;	4031	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3517	Coro::async_pool {	4032	Coro::async_pool {
3518	$Coro::current->{desc} = "runtime saver";	4033	$Coro::current->{desc} = "runtime saver";
3519	write_runtime	4034	write_runtime_sync
3520	or warn "ERROR: unable to write runtime file: $!";	4035	or error "ERROR: unable to write runtime file: $!";
3521	};
3522	}	4036	};
		4037	}
3523		4038
3524	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4039	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3525	$sig->send;	4040	$sig->send;
3526	}	4041	}
3527	while (my $sig = shift @WAIT_FOR_TICK) {	4042	while (my $sig = shift @WAIT_FOR_TICK) {
3528	$sig->send;	4043	$sig->send;
3529	}	4044	}
3530		4045
3531	$NOW = Event::time;	4046	$LOAD = ($NOW - $TICK_START) / $TICK;
3532
3533	# if we are delayed by four ticks or more, skip them all
3534	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3535
3536	$TICK_WATCHER->at ($NEXT_TICK);
3537	$TICK_WATCHER->start;
3538
3539	$LOAD = ($NOW - $tick_start) / $TICK;
3540	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4047	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3541		4048
3542	_post_tick;	4049	if (0) {
		4050	if ($NEXT_TICK) {
		4051	my $jitter = $TICK_START - $NEXT_TICK;
		4052	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4053	debug "jitter $JITTER\n";#d#
		4054	}
3543	},	4055	}
3544	);	4056	}
3545		4057
3546	{	4058	{
		4059	# configure BDB
		4060
3547	BDB::min_parallel 8;	4061	BDB::min_parallel 16;
3548	BDB::max_poll_time $TICK * 0.1;	4062	BDB::max_poll_reqs $TICK * 0.1;
3549	$BDB_POLL_WATCHER = Event->io (	4063	$AnyEvent::BDB::WATCHER->priority (1);
3550	reentrant => 0,
3551	fd => BDB::poll_fileno,
3552	poll => 'r',
3553	prio => 0,
3554	data => WF_AUTOCANCEL,
3555	cb => \&BDB::poll_cb,
3556	);
3557
3558	BDB::set_sync_prepare {
3559	my $status;
3560	my $current = $Coro::current;
3561	(
3562	sub {
3563	$status = $!;
3564	$current->ready; undef $current;
3565	},
3566	sub {
3567	Coro::schedule while defined $current;
3568	$! = $status;
3569	},
3570	)
3571	};
3572		4064
3573	unless ($DB_ENV) {	4065	unless ($DB_ENV) {
3574	$DB_ENV = BDB::db_env_create;	4066	$DB_ENV = BDB::db_env_create;
3575	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4067	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3576	| BDB::LOG_AUTOREMOVE, 1);	4068	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4069	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3577	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4070	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3578	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4071	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3579		4072
3580	cf::sync_job {	4073	cf::sync_job {
3581	eval {	4074	eval {
…		…
3591		4084
3592	cf::cleanup "db_env_open(db): $@" if $@;	4085	cf::cleanup "db_env_open(db): $@" if $@;
3593	};	4086	};
3594	}	4087	}
3595		4088
3596	$BDB_DEADLOCK_WATCHER = Event->timer (	4089	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3597	after => 3,
3598	interval => 1,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4090	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3604	},
3605	);	4091	};
3606	$BDB_CHECKPOINT_WATCHER = Event->timer (	4092	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3607	after => 11,
3608	interval => 60,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4093	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3614	},
3615	);	4094	};
3616	$BDB_TRICKLE_WATCHER = Event->timer (	4095	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3617	after => 5,
3618	interval => 10,
3619	hard => 1,
3620	prio => 0,
3621	data => WF_AUTOCANCEL,
3622	cb => sub {
3623	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4096	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3624	},
3625	);	4097	};
3626	}	4098	}
3627		4099
3628	{	4100	{
		4101	# configure IO::AIO
		4102
3629	IO::AIO::min_parallel 8;	4103	IO::AIO::min_parallel 8;
3630
3631	undef $Coro::AIO::WATCHER;
3632	IO::AIO::max_poll_time $TICK * 0.1;	4104	IO::AIO::max_poll_time $TICK * 0.1;
3633	$AIO_POLL_WATCHER = Event->io (	4105	undef $AnyEvent::AIO::WATCHER;
3634	reentrant => 0,
3635	data => WF_AUTOCANCEL,
3636	fd => IO::AIO::poll_fileno,
3637	poll => 'r',
3638	prio => 0,
3639	cb => \&IO::AIO::poll_cb,
3640	);
3641	}	4106	}
3642		4107
3643	my $_log_backtrace;	4108	my $_log_backtrace;
3644		4109
3645	sub _log_backtrace {	4110	sub _log_backtrace {
…		…
3648	$msg =~ s/\n//;	4113	$msg =~ s/\n//;
3649		4114
3650	# limit the # of concurrent backtraces	4115	# limit the # of concurrent backtraces
3651	if ($_log_backtrace < 2) {	4116	if ($_log_backtrace < 2) {
3652	++$_log_backtrace;	4117	++$_log_backtrace;
		4118	my $perl_bt = Carp::longmess $msg;
3653	async {	4119	async {
3654	$Coro::current->{desc} = "abt $msg";	4120	$Coro::current->{desc} = "abt $msg";
3655		4121
3656	my @bt = fork_call {	4122	my @bt = fork_call {
3657	@addr = map { sprintf "%x", $_ } @addr;	4123	@addr = map { sprintf "%x", $_ } @addr;
…		…
3668	}	4134	}
3669		4135
3670	@funcs	4136	@funcs
3671	};	4137	};
3672		4138
3673	LOG llevInfo, "[ABT] $msg\n";	4139	LOG llevInfo, "[ABT] $perl_bt\n";
		4140	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3674	LOG llevInfo, "[ABT] $_\n" for @bt;	4141	LOG llevInfo, "[ABT] $_\n" for @bt;
3675	--$_log_backtrace;	4142	--$_log_backtrace;
3676	};	4143	};
3677	} else {	4144	} else {
3678	LOG llevInfo, "[ABT] $msg\n";	4145	LOG llevInfo, "[ABT] $msg\n";
3679	LOG llevInfo, "[ABT] [suppressed]\n";	4146	LOG llevInfo, "[ABT] [suppressed]\n";
3680	}	4147	}
3681	}	4148	}
3682		4149
3683	# load additional modules	4150	# load additional modules
3684	use cf::pod;	4151	require "cf/$_.pm" for @EXTRA_MODULES;
		4152	cf::_connect_to_perl_2;
3685		4153
3686	END { cf::emergency_save }	4154	END { cf::emergency_save }
3687		4155
3688	1	4156	1
3689		4157

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