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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.370 by root, Thu Sep 13 10:59:41 2007 UTC vs.
Revision 1.500 by root, Sat Jan 16 00:08:33 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$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		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	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	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
84	our $BDB_POLL_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	121	our $DB_ENV;
88		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
89	our %CFG;	125	our %CFG;
90		126
91	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
93		130
94	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
97		134
98	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		137
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
104		147
105	binmode STDOUT;	148	binmode STDOUT;
106	binmode STDERR;	149	binmode STDERR;
107		150
108	# read virtual server time, if available	151	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
113	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
114		159
115	mkdir $_	160	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		162
118	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
119		164
120	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		177
122	#############################################################################	178	#############################################################################
123		179
124	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
125		181
…		…
161		217
162	The raw value load value from the last tick.	218	The raw value load value from the last tick.
163		219
164	=item %cf::CFG	220	=item %cf::CFG
165		221
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	223	from wherever your confdir points to.
168		224
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		226
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		230
175	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
176		232
177	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	235	that call.
180		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
181	=back	243	=back
182		244
183	=cut	245	=cut
184		246
185	BEGIN {	247	$Coro::State::WARNHOOK = sub {
186	*CORE::GLOBAL::warn = sub {
187	my $msg = join "", @_;	248	my $msg = join "", @_;
188		249
189	$msg .= "\n"	250	$msg .= "\n"
190	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
191		252
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		254
194	LOG llevError, $msg;	255	LOG llevError, $msg;
195	};	256	};
196	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
197		271
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	282	for my $pkg (qw(
209	cf::global cf::attachable	283	cf::global cf::attachable
210	cf::object cf::object::player	284	cf::object cf::object::player
211	cf::client cf::player	285	cf::client cf::player
212	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
213	cf::map cf::party cf::region	288	cf::party cf::region
214	)) {	289	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	291	}
218		292
219	$Event::DIED = sub {	293	$EV::DIED = sub {
220	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
221	};	295	};
222		296
223	#############################################################################	297	#############################################################################
224		298
225	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	322	$d
249	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
250	}	324	}
251		325
252	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
253		327
254	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
255		329
256	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
257		331
258	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
259		333
260	=cut	334	=cut
261		335
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		337
264	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
266		354
267	=item cf::lock_wait $string	355	=item cf::lock_wait $string
268		356
269	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
270		358
271	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
272		360
273	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
276	returned.	364	returned.
277		365
278	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	367	deadlocked coro.
…		…
285		373
286	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
287		375
288	=cut	376	=cut
289		377
290	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		379
293	sub lock_wait($) {	380	sub lock_wait($) {
294	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	382	}
307		383
308	sub lock_acquire($) {	384	sub lock_acquire($) {
309	my ($key) = @_;	385	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	386	}
323		387
324	sub lock_active($) {	388	sub lock_active($) {
325	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	390	}
329		391
330	sub freeze_mainloop {	392	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
332		394
333	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	396	}
335	};	397
336	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
337	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
338	}	411	}
339		412
340	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
341		414
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
355		428
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
358	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
359		434
360	while () {	435	while () {
361	next_job:	436	next_job:
362	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
370	}	445	}
371	}	446	}
372	}	447	}
373		448
374	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	452	$signal->wait;
378	} else {	453	} else {
379	Coro::schedule;	454	Coro::schedule;
380	}	455	}
381	}	456	}
382	};	457	};
383		458
384	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
385	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
386		463
387	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
389		466
…		…
403		480
404	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
405		482
406	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
407		484
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	488	acceptable.
412		489
413	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		496
420	sub sync_job(&) {	497	sub sync_job(&) {
421	my ($job) = @_;	498	my ($job) = @_;
422		499
423	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	501	my $time = EV::time;
425		502
426	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
428		505
429	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	507
431	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
432		509
433	my $busy = 1;	510	my $busy = 1;
434	my @res;	511	my @res;
435		512
436	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	515	@res = eval { $job->() };
438	warn $@ if $@;	516	warn $@ if $@;
439	undef $busy;	517	undef $busy;
440	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
441		519
442	while ($busy) {	520	while ($busy) {
443	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
444	}	525	}
		526	}
445		527
446	$time = Event::time - $time;	528	my $time = EV::time - $time;
447		529
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
452		531
453	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
454	} else {	533	} else {
455	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
456		535
…		…
481	=item fork_call { }, $args	560	=item fork_call { }, $args
482		561
483	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
487		566
488	=cut	567	=cut
489		568
490	sub fork_call(&@) {	569	sub fork_call(&@) {
491	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
498	reset_signals;	577	reset_signals;
499	&$cb	578	&$cb
500	}, @args;	579	}, @args;
501		580
502	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
		582	}
		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
503	}	609	}
504		610
505	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
506		612
507	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
646		752
647	#############################################################################	753	#############################################################################
648		754
649	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
650		756
651	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
654		760
655	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	763	Deliantra).
658		764
659	=over 4	765	=over 4
660		766
661	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
662		768
…		…
706	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
707		813
708	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
710		816
711	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
713		819
714	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
715		821
716	=over 4	822	=over 4
…		…
944	}	1050	}
945		1051
946	0	1052	0
947	}	1053	}
948		1054
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1056
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1058
953	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
954		1060
…		…
960		1066
961	=cut	1067	=cut
962		1068
963	#############################################################################	1069	#############################################################################
964	# object support	1070	# object support
965	#
966		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
967	sub _can_merge {	1105	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
969		1107
970	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1109
974	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
975	}	1112	}
976		1113
977	sub reattach {	1114	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1116	my ($obj) = @_;
980		1117
		1118	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1120
983	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
984		1122
985	@$registry = ();	1123	@$registry = ();
986		1124
…		…
1001	cf::attachable->attach (	1139	cf::attachable->attach (
1002	prio => -1000000,	1140	prio => -1000000,
1003	on_instantiate => sub {	1141	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1005		1143
1006	$data = from_json $data;	1144	$data = decode_json $data;
1007		1145
1008	for (@$data) {	1146	for (@$data) {
1009	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1010		1148
1011	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1162	},
1025	);	1163	);
1026		1164
1027	sub object_freezer_save {	1165	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1167
1032	sync_job {	1168	sync_job {
1033	if (length $$rdata) {	1169	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1037		1173
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1177	if ($cf::USE_FSYNC) {
		1178	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;
		1179	aio_fsync $fh;
		1180	}
1042	close $fh;	1181	aio_close $fh;
1043		1182
1044	if (@$objs) {	1183	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1188	if ($cf::USE_FSYNC) {
		1189	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;
		1190	aio_fsync $fh;
		1191	}
1050	close $fh;	1192	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1194	}
1053	} else {	1195	} else {
1054	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1055	}	1197	}
1056		1198
1057	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1203	} else {
1059	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1060	}	1205	}
1061	} else {	1206	} else {
1062	aio_unlink $filename;	1207	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1064	}	1209	}
1065	};	1210	};
1066
1067	undef $guard;
1068	}	1211	}
1069		1212
1070	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1072		1215
…		…
1077		1220
1078	sub object_thawer_load {	1221	sub object_thawer_load {
1079	my ($filename) = @_;	1222	my ($filename) = @_;
1080		1223
1081	my ($data, $av);	1224	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1225
1085	(aio_load $filename, $data) >= 0	1226	(aio_load $filename, $data) >= 0
1086	or return;	1227	or return;
1087		1228
1088	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1231	or return;
1091		1232
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1094	}	1235	}
1095		1236
1096	utf8::decode (my $decname = $filename);	1237	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1160		1301
1161	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1162	}	1303	}
1163		1304
		1305	use File::Glob ();
		1306
1164	cf::player->attach (	1307	cf::player->attach (
1165	on_command => sub {	1308	on_command => sub {
1166	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1167		1310
1168	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1200		1343
1201	cf::override;	1344	cf::override;
1202	},	1345	},
1203	);	1346	);
1204		1347
		1348	# "readahead" all extensions
		1349	sub cache_extensions {
		1350	my $grp = IO::AIO::aio_group;
		1351
		1352	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1353	for (grep /\.ext$/, @{$_[0]}) {
		1354	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1355	}
		1356	};
		1357
		1358	$grp
		1359	}
		1360
1205	sub load_extensions {	1361	sub load_extensions {
1206	cf::sync_job {	1362	cf::sync_job {
1207	my %todo;	1363	my %todo;
1208		1364
1209	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1384
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1387
1232	$ext{source} =	1388	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1235	. $source	1391	. $source
1236	. "\n};\n1";	1392	. "\n};\n1";
1237		1393
1238	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1256		1412
1257	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1414	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1416	}
1262		1417
1263	warn $msg;	1418	warn $msg;
1264	}	1419	}
1265		1420
…		…
1279		1434
1280	=back	1435	=back
1281		1436
1282	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1283		1438
1284	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1285		1440
1286	=cut	1441	=cut
1287		1442
1288	package cf::player;	1443	package cf::player;
1289		1444
…		…
1332		1487
1333	sub exists($) {	1488	sub exists($) {
1334	my ($login) = @_;	1489	my ($login) = @_;
1335		1490
1336	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1338	}	1493	}
1339		1494
1340	sub find($) {	1495	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1497	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1508
1354	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1510	or return;
1356		1511
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1359	or return;	1513	or return;
		1514
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1363	}	1518	}
1364	}	1519	}
…		…
1374		1529
1375	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1376		1531
1377	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1379		1536
1380	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1538	cf::cede_to_tick;
1382	}	1539	}
1383		1540
…		…
1415	my ($pl) = @_;	1572	my ($pl) = @_;
1416		1573
1417	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1418		1575
1419	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1577	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1578
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1426		1585
1427	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1626
1468	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1469	my $path = path $login;	1628	my $path = path $login;
1470		1629
1471	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1636	}
1477		1637
…		…
1508	}	1668	}
1509		1669
1510	\@paths	1670	\@paths
1511	}	1671	}
1512		1672
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1674
1515	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1676
1564	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1565		1678
1566	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1567		1680
…		…
1634	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1636		1749
1637	sub generate_random_map {	1750	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1751	my ($self, $rmp) = @_;
		1752
		1753	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1754
1639	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1756	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1881
1766	# the temporary/swap location	1882	# the temporary/swap location
1767	sub save_path {	1883	sub save_path {
1768	my ($self) = @_;	1884	my ($self) = @_;
1769		1885
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1772	}	1888	}
1773		1889
1774	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1775	sub uniq_path {	1891	sub uniq_path {
1776	my ($self) = @_;	1892	my ($self) = @_;
1777		1893
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1896	}
1790		1897
1791	sub decay_objects {	1898	sub decay_objects {
1792	my ($self) = @_;	1899	my ($self) = @_;
1793		1900
…		…
1877	sub find {	1984	sub find {
1878	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1879		1986
1880	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1881		1988
1882	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1884		1991
1885	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1890	or return;	1994	or return;
1891		1995
1892	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1893		1997
…		…
1895	or return;	1999	or return;
1896		2000
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1900	undef $guard1;	2005	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2006	$map->reset;
1903	return find $path;	2007	return find $path;
1904	}	2008	}
1905		2009
1906	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1907	}	2011	}
1908	}	2012	}
1909		2013
1910	sub pre_load { }	2014	sub pre_load { }
1911	sub post_load { }	2015	#sub post_load { } # XS
1912		2016
1913	sub load {	2017	sub load {
1914	my ($self) = @_;	2018	my ($self) = @_;
1915		2019
1916	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2038	$f->skip_block;
1935	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1936	or return;	2040	or return;
1937		2041
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1939	if delete $self->{load_original};	2043	if delete $self->{load_original};
1940		2044
1941	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2046	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2066	$self->decay_objects;
1963	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1964	$self->update_buttons;	2068	$self->update_buttons;
1965	cf::cede_to_tick;	2069	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2070	$self->activate;
1969	}	2071	}
1970		2072
1971	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1973		2075
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2077	}
1976		2078
1977	$self->post_load;	2079	$self->post_load;
1978	}	2080	}
1979		2081
…		…
2037	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2038		2140
2039	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2040		2142
2041	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2145	}
2044		2146
2045	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2046		2148
2047	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
2048	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2154	if (my $map = find $k) {
2051	$map->load if $v;	2155	$map->load if $v;
2052	}	2156	}
…		…
2078	return if $self->{deny_save};	2182	return if $self->{deny_save};
2079		2183
2080	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2081		2185
2082	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2084	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2085		2192
2086	if ($uniq) {	2193	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2196	} else {
…		…
2098	$self->save;	2205	$self->save;
2099		2206
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2208
2102	return if $self->players;	2209	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2211	return if $self->{deny_save};
2105		2212
2106	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2107		2214
2108	$self->deactivate;	2215	$self->deactivate;
…		…
2133		2240
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2242
2136	return if $self->players;	2243	return if $self->players;
2137		2244
2138	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2139		2246
2140	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2141		2248
2142	# need to save uniques path	2249	# need to save uniques path
2143	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2226		2333
2227	sub unique_maps() {	2334	sub unique_maps() {
2228	[	2335	[
2229	map {	2336	map {
2230	utf8::decode $_;	2337	utf8::decode $_;
2231	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2232	? normalise $_	2341	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2343	]
2236	}	2344	}
2237		2345
2238	package cf;	2346	=item cf::map::static_maps
		2347
		2348	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2349	file in the shared directory excluding F</styles> and F</editor>). May
		2350	block.
		2351
		2352	=cut
		2353
		2354	sub static_maps() {
		2355	my @dirs = "";
		2356	my @maps;
		2357
		2358	while (@dirs) {
		2359	my $dir = shift @dirs;
		2360
		2361	next if $dir eq "/styles" || $dir eq "/editor";
		2362
		2363	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2364	or return;
		2365
		2366	for (@$files) {
		2367	s/\.map$// or next;
		2368	utf8::decode $_;
		2369	push @maps, "$dir/$_";
		2370	}
		2371
		2372	push @dirs, map "$dir/$_", @$dirs;
		2373	}
		2374
		2375	\@maps
		2376	}
2239		2377
2240	=back	2378	=back
2241		2379
2242	=head3 cf::object	2380	=head3 cf::object
2243		2381
…		…
2247		2385
2248	=over 4	2386	=over 4
2249		2387
2250	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2251		2389
2252	Returns the inventory of the object _and_ their inventories, recursively.	2390	Returns the inventory of the object I<and> their inventories, recursively,
		2391	but I<not> the object itself.
2253		2392
2254	=cut	2393	=cut
2255		2394
2256	sub inv_recursive_;	2395	sub inv_recursive_;
2257	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2263	}	2402	}
2264		2403
2265	=item $ref = $ob->ref	2404	=item $ref = $ob->ref
2266		2405
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2406	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2407
2269	=item $ob = cf::object::deref ($refstring)	2408	=item $ob = cf::object::deref ($refstring)
2270		2409
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2410	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2411	even if the object actually exists. May block.
…		…
2274	=cut	2413	=cut
2275		2414
2276	sub deref {	2415	sub deref {
2277	my ($ref) = @_;	2416	my ($ref) = @_;
2278		2417
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2418	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2419	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2420	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2421	or return;
2286	$pl->ob->uuid eq $uuid	2422	$pl->ob->uuid eq $uuid
2287	or return;	2423	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2443	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2309		2445
2310	=cut	2446	=cut
2311		2447
		2448	our $SAY_CHANNEL = {
		2449	id => "say",
		2450	title => "Map",
		2451	reply => "say ",
		2452	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2453	};
		2454
		2455	our $CHAT_CHANNEL = {
		2456	id => "chat",
		2457	title => "Chat",
		2458	reply => "chat ",
		2459	tooltip => "Player chat and shouts, global to the server.",
		2460	};
		2461
2312	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2463	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2464	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2466	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2479
2330	} else {	2480	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2483	}
2334	}	2484	}
2335	}	2485	}
2336		2486
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2512
2363	=item $player_object->enter_link	2513	=item $player_object->enter_link
2364		2514
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2515	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2516
2367	The player should be reasonably safe there for short amounts of time. You	2517	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2518	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2519	though, as the palyer cannot control the character while it is on the link
		2520	map.
2369		2521
2370	Will never block.	2522	Will never block.
2371		2523
2372	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2373		2525
…		…
2425	($x, $y) = (-1, -1)	2577	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2578	unless (defined $x) && (defined $y);
2427		2579
2428	# use -1 or undef as default coordinates, not 0, 0	2580	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2581	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2582	if $x <= 0 && $y <= 0;
2431		2583
2432	$map->load;	2584	$map->load;
2433	$map->load_neighbours;	2585	$map->load_neighbours;
2434		2586
2435	return unless $self->contr->active;	2587	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2588
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2440	}	2594	}
2441		2595
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2597
2444	Moves the player to the given map-path and coordinates by first freezing	2598	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2600	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2601	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2602	be called at the end of this process.
2449		2603
		2604	Note that $check will be called with a potentially non-loaded map, so if
		2605	it needs a loaded map it has to call C<< ->load >>.
		2606
2450	=cut	2607	=cut
2451		2608
2452	our $GOTOGEN;	2609	our $GOTOGEN;
2453		2610
2454	sub cf::object::player::goto {	2611	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2615	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2616
2460	$self->enter_link;	2617	$self->enter_link;
2461		2618
2462	(async {	2619	(async {
		2620	$Coro::current->{desc} = "player::goto $path $x $y";
		2621
2463	# *tag paths override both path and x|y	2622	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2623	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2624	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2625	my $ob = $obs[rand @obs];
2467		2626
…		…
2530	}	2689	}
2531		2690
2532	sub prepare_random_map {	2691	sub prepare_random_map {
2533	my ($exit) = @_;	2692	my ($exit) = @_;
2534		2693
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2696	# that depends on the exit object
2540		2697
2541	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2700	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2548	}	2707	}
2549		2708
2550	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2551		2710
2552	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2555		2714
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2717	undef $fh;
2559	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2560		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2563	}	2726	}
2564	}	2727	}
2565		2728
2566	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2568		2731
2569	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2570		2733
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2734	$self->enter_link;
2583		2735
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2736	(async {
2589	$self->deactivate_recursive; # just to be sure	2737	$Coro::current->{desc} = "enter_exit";
		2738
2590	unless (eval {	2739	unless (eval {
		2740	$self->deactivate_recursive; # just to be sure
		2741
		2742	# random map handling
		2743	{
		2744	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2745
		2746	prepare_random_map $exit
		2747	if $exit->slaying eq "/!";
		2748	}
		2749
		2750	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2751	my $x = $exit->stats->hp;
		2752	my $y = $exit->stats->sp;
		2753
2591	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2592		2755
		2756	# if exit is damned, update players death & WoR home-position
		2757	$self->contr->savebed ($map, $x, $y)
		2758	if $exit->flag (cf::FLAG_DAMNED);
		2759
2593	1;	2760	1
2594	}) {	2761	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2763	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2766
2600	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2617	sub cf::client::send_drawinfo {	2784	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	2785	my ($self, $text, $flags) = @_;
2619		2786
2620	utf8::encode $text;	2787	utf8::encode $text;
2621	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2788	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2789	}
		2790
		2791	=item $client->send_big_packet ($pkt)
		2792
		2793	Like C<send_packet>, but tries to compress large packets, and fragments
		2794	them as required.
		2795
		2796	=cut
		2797
		2798	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2799
		2800	sub cf::client::send_big_packet {
		2801	my ($self, $pkt) = @_;
		2802
		2803	# try lzf for large packets
		2804	$pkt = "lzf " . Compress::LZF::compress $pkt
		2805	if 1024 <= length $pkt and $self->{can_lzf};
		2806
		2807	# split very large packets
		2808	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2809	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2810	$pkt = "frag";
		2811	}
		2812
		2813	$self->send_packet ($pkt);
2622	}	2814	}
2623		2815
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	2816	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		2817
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	2818	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2820	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2821	the message unless the client supports the msg packet.
2630		2822
2631	=cut	2823	=cut
2632		2824
		2825	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2826	our %CHANNEL = (
		2827	"c/motd" => {
		2828	id => "infobox",
		2829	title => "MOTD",
		2830	reply => undef,
		2831	tooltip => "The message of the day",
		2832	},
2634	"c/identify" => {	2833	"c/identify" => {
2635	id => "identify",	2834	id => "infobox",
2636	title => "Identify",	2835	title => "Identify",
2637	reply => undef,	2836	reply => undef,
2638	tooltip => "Items recently identified",	2837	tooltip => "Items recently identified",
2639	},	2838	},
2640	"c/examine" => {	2839	"c/examine" => {
2641	id => "examine",	2840	id => "infobox",
2642	title => "Examine",	2841	title => "Examine",
2643	reply => undef,	2842	reply => undef,
2644	tooltip => "Signs and other items you examined",	2843	tooltip => "Signs and other items you examined",
2645	},	2844	},
		2845	"c/shopinfo" => {
		2846	id => "infobox",
		2847	title => "Shop Info",
		2848	reply => undef,
		2849	tooltip => "What your bargaining skill tells you about the shop",
		2850	},
		2851	"c/book" => {
		2852	id => "infobox",
		2853	title => "Book",
		2854	reply => undef,
		2855	tooltip => "The contents of a note or book",
		2856	},
		2857	"c/lookat" => {
		2858	id => "infobox",
		2859	title => "Look",
		2860	reply => undef,
		2861	tooltip => "What you saw there",
		2862	},
		2863	"c/who" => {
		2864	id => "infobox",
		2865	title => "Players",
		2866	reply => undef,
		2867	tooltip => "Shows players who are currently online",
		2868	},
		2869	"c/body" => {
		2870	id => "infobox",
		2871	title => "Body Parts",
		2872	reply => undef,
		2873	tooltip => "Shows which body parts you posess and are available",
		2874	},
		2875	"c/statistics" => {
		2876	id => "infobox",
		2877	title => "Statistics",
		2878	reply => undef,
		2879	tooltip => "Shows your primary statistics",
		2880	},
		2881	"c/skills" => {
		2882	id => "infobox",
		2883	title => "Skills",
		2884	reply => undef,
		2885	tooltip => "Shows your experience per skill and item power",
		2886	},
		2887	"c/shopitems" => {
		2888	id => "infobox",
		2889	title => "Shop Items",
		2890	reply => undef,
		2891	tooltip => "Shows the items currently for sale in this shop",
		2892	},
		2893	"c/resistances" => {
		2894	id => "infobox",
		2895	title => "Resistances",
		2896	reply => undef,
		2897	tooltip => "Shows your resistances",
		2898	},
		2899	"c/pets" => {
		2900	id => "infobox",
		2901	title => "Pets",
		2902	reply => undef,
		2903	tooltip => "Shows information abotu your pets/a specific pet",
		2904	},
		2905	"c/perceiveself" => {
		2906	id => "infobox",
		2907	title => "Perceive Self",
		2908	reply => undef,
		2909	tooltip => "You gained detailed knowledge about yourself",
		2910	},
		2911	"c/uptime" => {
		2912	id => "infobox",
		2913	title => "Uptime",
		2914	reply => undef,
		2915	tooltip => "How long the server has been running since last restart",
		2916	},
		2917	"c/mapinfo" => {
		2918	id => "infobox",
		2919	title => "Map Info",
		2920	reply => undef,
		2921	tooltip => "Information related to the maps",
		2922	},
		2923	"c/party" => {
		2924	id => "party",
		2925	title => "Party",
		2926	reply => "gsay ",
		2927	tooltip => "Messages and chat related to your party",
		2928	},
		2929	"c/death" => {
		2930	id => "death",
		2931	title => "Death",
		2932	reply => undef,
		2933	tooltip => "Reason for and more info about your most recent death",
		2934	},
		2935	"c/say" => $SAY_CHANNEL,
		2936	"c/chat" => $CHAT_CHANNEL,
2646	);	2937	);
2647		2938
2648	sub cf::client::send_msg {	2939	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	2940	my ($self, $channel, $msg, $color, @extra) = @_;
2650		2941
2651	$msg = $self->pl->expand_cfpod ($msg);	2942	$msg = $self->pl->expand_cfpod ($msg)
		2943	unless $color & cf::NDI_VERBATIM;
2652		2944
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	2945	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		2946
2655	# check predefined channels, for the benefit of C	2947	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2948	if ($CHANNEL{$channel}) {
		2949	$channel = $CHANNEL{$channel};
2657		2950
		2951	$self->ext_msg (channel_info => $channel);
		2952	$channel = $channel->{id};
		2953
2658	if (ref $channel) {	2954	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	2955	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	2956	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	2957	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	2958	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	2959	}
2665		2960
2666	$channel = $channel->{id};	2961	$channel = $channel->{id};
2667	}	2962	}
2668		2963
2669	return unless @extra || length $msg;	2964	return unless @extra || length $msg;
2670		2965
2671	if ($self->can_msg) {
2672	# default colour, mask it out	2966	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2967	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	2968	if $color & cf::NDI_DEF;
2675		2969
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	2970	my $pkt = "msg "
		2971	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2972	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	2973	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		2974
2690	$color &= cf::NDI_COLOR_MASK;	2975	$self->send_big_packet ($pkt);
2691
2692	utf8::encode $msg;
2693
2694	if (0 && $msg =~ /\[/) {
2695	# COMMAND/INFO
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}
2703	}	2976	}
2704		2977
2705	=item $client->ext_msg ($type, @msg)	2978	=item $client->ext_msg ($type, @msg)
2706		2979
2707	Sends an ext event to the client.	2980	Sends an ext event to the client.
…		…
2710		2983
2711	sub cf::client::ext_msg($$@) {	2984	sub cf::client::ext_msg($$@) {
2712	my ($self, $type, @msg) = @_;	2985	my ($self, $type, @msg) = @_;
2713		2986
2714	if ($self->extcmd == 2) {	2987	if ($self->extcmd == 2) {
2715	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2988	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2716	} elsif ($self->extcmd == 1) { # TODO: remove	2989	} elsif ($self->extcmd == 1) { # TODO: remove
2717	push @msg, msgtype => "event_$type";	2990	push @msg, msgtype => "event_$type";
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2991	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2719	}	2992	}
2720	}	2993	}
2721		2994
2722	=item $client->ext_reply ($msgid, @msg)	2995	=item $client->ext_reply ($msgid, @msg)
2723		2996
…		…
2727		3000
2728	sub cf::client::ext_reply($$@) {	3001	sub cf::client::ext_reply($$@) {
2729	my ($self, $id, @msg) = @_;	3002	my ($self, $id, @msg) = @_;
2730		3003
2731	if ($self->extcmd == 2) {	3004	if ($self->extcmd == 2) {
2732	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3005	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2733	} elsif ($self->extcmd == 1) {	3006	} elsif ($self->extcmd == 1) {
2734	#TODO: version 1, remove	3007	#TODO: version 1, remove
2735	unshift @msg, msgtype => "reply", msgid => $id;	3008	unshift @msg, msgtype => "reply", msgid => $id;
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3009	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2737	}	3010	}
2738	}	3011	}
2739		3012
2740	=item $success = $client->query ($flags, "text", \&cb)	3013	=item $success = $client->query ($flags, "text", \&cb)
2741		3014
…		…
2868	our $safe_hole = new Safe::Hole;	3141	our $safe_hole = new Safe::Hole;
2869		3142
2870	$SIG{FPE} = 'IGNORE';	3143	$SIG{FPE} = 'IGNORE';
2871		3144
2872	$safe->permit_only (Opcode::opset qw(	3145	$safe->permit_only (Opcode::opset qw(
2873	:base_core :base_mem :base_orig :base_math	3146	:base_core :base_mem :base_orig :base_math :base_loop
2874	grepstart grepwhile mapstart mapwhile	3147	grepstart grepwhile mapstart mapwhile
2875	sort time	3148	sort time
2876	));	3149	));
2877		3150
2878	# here we export the classes and methods available to script code	3151	# here we export the classes and methods available to script code
…		…
2880	=pod	3153	=pod
2881		3154
2882	The following functions and methods are available within a safe environment:	3155	The following functions and methods are available within a safe environment:
2883		3156
2884	cf::object	3157	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3158	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3159	insert remove name archname title slaying race decrease split
		3160	value
2887		3161
2888	cf::object::player	3162	cf::object::player
2889	player	3163	player
2890		3164
2891	cf::player	3165	cf::player
…		…
2896		3170
2897	=cut	3171	=cut
2898		3172
2899	for (	3173	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3174	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3175	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3176	decrease split destroy change_exp value msg lore send_msg)],
2903	["cf::object::player" => qw(player)],	3177	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3178	["cf::player" => qw(peaceful send_msg)],
2905	["cf::map" => qw(trigger)],	3179	["cf::map" => qw(trigger)],
2906	) {	3180	) {
2907	no strict 'refs';	3181	no strict 'refs';
2908	my ($pkg, @funs) = @$_;	3182	my ($pkg, @funs) = @$_;
2909	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3183	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2927		3201
2928	my $qcode = $code;	3202	my $qcode = $code;
2929	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3203	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2930	$qcode =~ s/\n/\\n/g;	3204	$qcode =~ s/\n/\\n/g;
2931		3205
		3206	%vars = (_dummy => 0) unless %vars;
		3207
		3208	my @res;
2932	local $_;	3209	local $_;
2933	local @safe::cf::_safe_eval_args = values %vars;
2934		3210
2935	my $eval =	3211	my $eval =
2936	"do {\n"	3212	"do {\n"
2937	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3213	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2938	. "#line 0 \"{$qcode}\"\n"	3214	. "#line 0 \"{$qcode}\"\n"
2939	. $code	3215	. $code
2940	. "\n}"	3216	. "\n}"
2941	;	3217	;
2942		3218
		3219	if ($CFG{safe_eval}) {
2943	sub_generation_inc;	3220	sub_generation_inc;
		3221	local @safe::cf::_safe_eval_args = values %vars;
2944	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3222	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2945	sub_generation_inc;	3223	sub_generation_inc;
		3224	} else {
		3225	local @cf::_safe_eval_args = values %vars;
		3226	@res = wantarray ? eval eval : scalar eval $eval;
		3227	}
2946		3228
2947	if ($@) {	3229	if ($@) {
2948	warn "$@";	3230	warn "$@";
2949	warn "while executing safe code '$code'\n";	3231	warn "while executing safe code '$code'\n";
2950	warn "with arguments " . (join " ", %vars) . "\n";	3232	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3001		3283
3002	$facedata->{version} == 2	3284	$facedata->{version} == 2
3003	or cf::cleanup "$path: version mismatch, cannot proceed.";	3285	or cf::cleanup "$path: version mismatch, cannot proceed.";
3004		3286
3005	# patch in the exptable	3287	# patch in the exptable
		3288	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3006	$facedata->{resource}{"res/exp_table"} = {	3289	$facedata->{resource}{"res/exp_table"} = {
3007	type => FT_RSRC,	3290	type => FT_RSRC,
3008	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3291	data => $exp_table,
		3292	hash => (Digest::MD5::md5 $exp_table),
3009	};	3293	};
3010	cf::cede_to_tick;	3294	cf::cede_to_tick;
3011		3295
3012	{	3296	{
3013	my $faces = $facedata->{faceinfo};	3297	my $faces = $facedata->{faceinfo};
3014		3298
3015	while (my ($face, $info) = each %$faces) {	3299	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3300	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3301
3017	cf::face::set_visibility $idx, $info->{visibility};	3302	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3303	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3304	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3305	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3021		3306
3022	cf::cede_to_tick;	3307	cf::cede_to_tick;
3023	}	3308	}
3024		3309
3025	while (my ($face, $info) = each %$faces) {	3310	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3311	next unless $info->{smooth};
		3312
3027	my $idx = cf::face::find $face	3313	my $idx = cf::face::find $face
3028	or next;	3314	or next;
		3315
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3316	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3317	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3318	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3319	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3320	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3047		3334
3048	cf::anim::invalidate_all; # d'oh	3335	cf::anim::invalidate_all; # d'oh
3049	}	3336	}
3050		3337
3051	{	3338	{
3052	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3339	my $res = $facedata->{resource};
3055		3340
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3341	while (my ($name, $info) = each %$res) {
		3342	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3343	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;
3061		3344
3062	if ($info->{type} & 1) {	3345	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3063	# prepend meta info	3346	cf::face::set_type $idx, $info->{type};
3064
3065	my $meta = $enc->encode ({
3066	name => $name,
3067	%{ $info->{meta} || {} },
3068	});
3069
3070	$data = pack "(w/a*)*", $meta, $info->{data};
3071	} else {	3347	} else {
3072	$data = $info->{data};	3348	$RESOURCE{$name} = $info;
3073	}	3349	}
3074		3350
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3351	cf::cede_to_tick;
3079	}	3352	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3353	}
		3354
		3355	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3356
3100	1	3357	1
3101	}	3358	}
		3359
		3360	cf::global->attach (on_resource_update => sub {
		3361	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3362	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3363
		3364	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3365	my $sound = $soundconf->{compat}[$_]
		3366	or next;
		3367
		3368	my $face = cf::face::find "sound/$sound->[1]";
		3369	cf::sound::set $sound->[0] => $face;
		3370	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3371	}
		3372
		3373	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3374	my $face = cf::face::find "sound/$v";
		3375	cf::sound::set $k => $face;
		3376	}
		3377	}
		3378	});
3102		3379
3103	register_exticmd fx_want => sub {	3380	register_exticmd fx_want => sub {
3104	my ($ns, $want) = @_;	3381	my ($ns, $want) = @_;
3105		3382
3106	while (my ($k, $v) = each %$want) {	3383	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3384	$ns->fx_want ($k, $v);
3108	}	3385	}
3109	};	3386	};
		3387
		3388	sub load_resource_file($) {
		3389	my $guard = lock_acquire "load_resource_file";
		3390
		3391	my $status = load_resource_file_ $_[0];
		3392	get_slot 0.1, 100;
		3393	cf::arch::commit_load;
		3394
		3395	$status
		3396	}
3110		3397
3111	sub reload_regions {	3398	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3399	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3400	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3401	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3415	}
3129		3416
3130	sub reload_archetypes {	3417	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3418	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3419	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3420	}
3139		3421
3140	sub reload_treasures {	3422	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3423	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3424	or die "unable to load treasurelists\n";
3143	}	3425	}
3144		3426
3145	sub reload_resources {	3427	sub reload_resources {
3146	warn "reloading resource files...\n";	3428	warn "reloading resource files...\n";
3147		3429
		3430	reload_facedata;
		3431	reload_archetypes;
3148	reload_regions;	3432	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3433	reload_treasures;
3153		3434
3154	warn "finished reloading resource files\n";	3435	warn "finished reloading resource files\n";
3155	}	3436	}
3156		3437
3157	sub init {
3158	reload_resources;
3159	}
3160
3161	sub reload_config {	3438	sub reload_config {
		3439	warn "reloading config file...\n";
		3440
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3441	open my $fh, "<:utf8", "$CONFDIR/config"
3163	or return;	3442	or return;
3164		3443
3165	local $/;	3444	local $/;
3166	*CFG = YAML::Syck::Load <$fh>;	3445	*CFG = YAML::XS::Load scalar <$fh>;
3167		3446
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3447	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3169		3448
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3449	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3450	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3175	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3454	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3176	and die "WARNING: m(un)lockall failed: $!\n";	3455	and die "WARNING: m(un)lockall failed: $!\n";
3177	};	3456	};
3178	warn $@ if $@;	3457	warn $@ if $@;
3179	}	3458	}
		3459
		3460	warn "finished reloading resource files\n";
		3461	}
		3462
		3463	sub pidfile() {
		3464	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3465	or die "$PIDFILE: $!";
		3466	flock $fh, &Fcntl::LOCK_EX
		3467	or die "$PIDFILE: flock: $!";
		3468	$fh
		3469	}
		3470
		3471	# make sure only one server instance is running at any one time
		3472	sub atomic {
		3473	my $fh = pidfile;
		3474
		3475	my $pid = <$fh>;
		3476	kill 9, $pid if $pid > 0;
		3477
		3478	seek $fh, 0, 0;
		3479	print $fh $$;
		3480	}
		3481
		3482	sub main_loop {
		3483	warn "EV::loop starting\n";
		3484	if (1) {
		3485	EV::loop;
		3486	}
		3487	warn "EV::loop returned\n";
		3488	goto &main_loop unless $REALLY_UNLOOP;
3180	}	3489	}
3181		3490
3182	sub main {	3491	sub main {
		3492	cf::init_globals; # initialise logging
		3493
		3494	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3495	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3496	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3497	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3498
		3499	cf::init_experience;
		3500	cf::init_anim;
		3501	cf::init_attackmess;
		3502	cf::init_dynamic;
		3503
		3504	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3505
3183	# we must not ever block the main coroutine	3506	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3507	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3508	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3509	(async {
3187	Event::one_event;	3510	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3511	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3512	})->prio (Coro::PRIO_MAX);
3189	};	3513	};
3190		3514
		3515	evthread_start IO::AIO::poll_fileno;
		3516
		3517	cf::sync_job {
		3518	cf::load_settings;
		3519	cf::load_materials;
		3520
		3521	reload_resources;
3191	reload_config;	3522	reload_config;
3192	db_init;	3523	db_init;
		3524
		3525	cf::init_uuid;
		3526	cf::init_signals;
		3527	cf::init_commands;
		3528	cf::init_skills;
		3529
		3530	cf::init_beforeplay;
		3531
		3532	atomic;
		3533
3193	load_extensions;	3534	load_extensions;
3194		3535
3195	$TICK_WATCHER->start;	3536	utime time, time, $RUNTIMEFILE;
3196	Event::loop;	3537
		3538	# no (long-running) fork's whatsoever before this point(!)
		3539	use POSIX ();
		3540	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3541
		3542	(pop @POST_INIT)->(0) while @POST_INIT;
		3543	};
		3544
		3545	main_loop;
3197	}	3546	}
3198		3547
3199	#############################################################################	3548	#############################################################################
3200	# initialisation and cleanup	3549	# initialisation and cleanup
3201		3550
3202	# install some emergency cleanup handlers	3551	# install some emergency cleanup handlers
3203	BEGIN {	3552	BEGIN {
		3553	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3554	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3555	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3556	cf::cleanup "SIG$signal";
3212	},
3213	);	3557	};
3214	}	3558	}
3215	}	3559	}
3216		3560
3217	sub write_runtime {	3561	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";
3219
3220	# first touch the runtime file to show we are still running:	3562	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3563	# the fsync below can take a very very long time.
3222		3564
3223	IO::AIO::aio_utime $runtime, undef, undef;	3565	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3566
3225	my $guard = cf::lock_acquire "write_runtime";	3567	my $guard = cf::lock_acquire "write_runtime";
3226		3568
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3569	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3228	or return;	3570	or return;
3229		3571
3230	my $value = $cf::RUNTIME + 90 + 10;	3572	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3573	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3574	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3584	aio_utime $fh, undef, undef;
3243		3585
3244	close $fh	3586	close $fh
3245	or return;	3587	or return;
3246		3588
3247	aio_rename "$runtime~", $runtime	3589	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3590	and return;
3249		3591
3250	warn "runtime file written.\n";	3592	warn "runtime file written.\n";
3251		3593
3252	1	3594	1
		3595	}
		3596
		3597	our $uuid_lock;
		3598	our $uuid_skip;
		3599
		3600	sub write_uuid_sync($) {
		3601	$uuid_skip ||= $_[0];
		3602
		3603	return if $uuid_lock;
		3604	local $uuid_lock = 1;
		3605
		3606	my $uuid = "$LOCALDIR/uuid";
		3607
		3608	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3609	or return;
		3610
		3611	my $value = uuid_seq uuid_cur;
		3612
		3613	unless ($value) {
		3614	warn "cowardly refusing to write zero uuid value!\n";
		3615	return;
		3616	}
		3617
		3618	my $value = uuid_str $value + $uuid_skip;
		3619	$uuid_skip = 0;
		3620
		3621	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3622	and return;
		3623
		3624	# always fsync - this file is important
		3625	aio_fsync $fh
		3626	and return;
		3627
		3628	close $fh
		3629	or return;
		3630
		3631	aio_rename "$uuid~", $uuid
		3632	and return;
		3633
		3634	warn "uuid file written ($value).\n";
		3635
		3636	1
		3637
		3638	}
		3639
		3640	sub write_uuid($$) {
		3641	my ($skip, $sync) = @_;
		3642
		3643	$sync ? write_uuid_sync $skip
		3644	: async { write_uuid_sync $skip };
3253	}	3645	}
3254		3646
3255	sub emergency_save() {	3647	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3648	my $freeze_guard = cf::freeze_mainloop;
3257		3649
3258	warn "enter emergency perl save\n";	3650	warn "emergency_perl_save: enter\n";
3259		3651
3260	cf::sync_job {	3652	cf::sync_job {
		3653	# this is a trade-off: we want to be very quick here, so
		3654	# save all maps without fsync, and later call a global sync
		3655	# (which in turn might be very very slow)
		3656	local $USE_FSYNC = 0;
		3657
3261	# use a peculiar iteration method to avoid tripping on perl	3658	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	3659	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	3660	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3661	warn "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	3662	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3663	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3664	$pl->valid or next;
		3665	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3666	$pl->save;
3269	}	3667	}
3270	warn "end emergency player save\n";	3668	warn "emergency_perl_save: end player save\n";
3271		3669
3272	warn "begin emergency map save\n";	3670	warn "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	3671	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	3672	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	3673	$map->valid or next;
3276	$map->save;	3674	$map->save;
3277	}	3675	}
3278	warn "end emergency map save\n";	3676	warn "emergency_perl_save: end map save\n";
3279		3677
3280	warn "begin emergency database checkpoint\n";	3678	warn "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3680	warn "emergency_perl_save: end database checkpoint\n";
		3681
		3682	warn "emergency_perl_save: begin write uuid\n";
		3683	write_uuid_sync 1;
		3684	warn "emergency_perl_save: end write uuid\n";
3283	};	3685	};
3284		3686
		3687	warn "emergency_perl_save: starting sync()\n";
		3688	IO::AIO::aio_sync sub {
		3689	warn "emergency_perl_save: finished sync()\n";
		3690	};
		3691
3285	warn "leave emergency perl save\n";	3692	warn "emergency_perl_save: leave\n";
3286	}	3693	}
3287		3694
3288	sub post_cleanup {	3695	sub post_cleanup {
3289	my ($make_core) = @_;	3696	my ($make_core) = @_;
3290		3697
3291	warn Carp::longmess "post_cleanup backtrace"	3698	warn Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3699	if $make_core;
		3700
		3701	my $fh = pidfile;
		3702	unlink $PIDFILE if <$fh> == $$;
		3703	}
		3704
		3705	# a safer delete_package, copied from Symbol
		3706	sub clear_package($) {
		3707	my $pkg = shift;
		3708
		3709	# expand to full symbol table name if needed
		3710	unless ($pkg =~ /^main::.*::$/) {
		3711	$pkg = "main$pkg" if $pkg =~ /^::/;
		3712	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3713	$pkg .= '::' unless $pkg =~ /::$/;
		3714	}
		3715
		3716	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3717	my $stem_symtab = *{$stem}{HASH};
		3718
		3719	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3720	or return;
		3721
		3722	# clear all symbols
		3723	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3724	for my $name (keys %$leaf_symtab) {
		3725	_gv_clear *{"$pkg$name"};
		3726	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3727	}
		3728	warn "cleared package $pkg\n";#d#
3293	}	3729	}
3294		3730
3295	sub do_reload_perl() {	3731	sub do_reload_perl() {
3296	# can/must only be called in main	3732	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3733	if ($Coro::current != $Coro::main) {
3298	warn "can only reload from main coroutine";	3734	warn "can only reload from main coroutine";
3299	return;	3735	return;
3300	}	3736	}
3301		3737
		3738	return if $RELOAD++;
		3739
		3740	my $t1 = EV::time;
		3741
		3742	while ($RELOAD) {
3302	warn "reloading...";	3743	warn "reloading...";
3303		3744
3304	warn "entering sync_job";	3745	warn "entering sync_job";
3305		3746
3306	cf::sync_job {	3747	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark	3748	cf::write_runtime_sync; # external watchdog should not bark
3308	cf::emergency_save;	3749	cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark	3750	cf::write_runtime_sync; # external watchdog should not bark
3310		3751
3311	warn "syncing database to disk";	3752	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;	3753	BDB::db_env_txn_checkpoint $DB_ENV;
3313		3754
3314	# if anything goes wrong in here, we should simply crash as we already saved	3755	# if anything goes wrong in here, we should simply crash as we already saved
3315		3756
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";	3757	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;	3758	while (IO::AIO::nreqs || BDB::nreqs) {
3327	warn "iterate...";	3759	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();
3335
3336	warn "removing commands";
3337	%COMMAND = ();
3338
3339	warn "removing ext/exti commands";
3340	%EXTCMD = ();
3341	%EXTICMD = ();
3342
3343	warn "unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";
3346
3347	if (my $cb = $pkg->can ("unload")) {
3348	eval {
3349	$cb->($pkg);
3350	1
3351	} or warn "$pkg unloaded, but with errors: $@";
3352	}	3760	}
3353		3761
3354	warn "... nuking $pkg";	3762	warn "cancelling all extension coros";
3355	Symbol::delete_package $pkg;	3763	$_->cancel for values %EXT_CORO;
3356	}	3764	%EXT_CORO = ();
3357		3765
3358	warn "unloading all perl modules loaded from $LIBDIR";	3766	warn "removing commands";
3359	while (my ($k, $v) = each %INC) {	3767	%COMMAND = ();
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3768
		3769	warn "removing ext/exti commands";
		3770	%EXTCMD = ();
		3771	%EXTICMD = ();
		3772
		3773	warn "unloading/nuking all extensions";
		3774	for my $pkg (@EXTS) {
3362	warn "... unloading $k";	3775	warn "... unloading $pkg";
3363	delete $INC{$k};
3364		3776
3365	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;
3367
3368	if (my $cb = $k->can ("unload_module")) {	3777	if (my $cb = $pkg->can ("unload")) {
		3778	eval {
3369	$cb->();	3779	$cb->($pkg);
		3780	1
		3781	} or warn "$pkg unloaded, but with errors: $@";
		3782	}
		3783
		3784	warn "... clearing $pkg";
		3785	clear_package $pkg;
3370	}	3786	}
3371		3787
3372	Symbol::delete_package $k;	3788	warn "unloading all perl modules loaded from $LIBDIR";
		3789	while (my ($k, $v) = each %INC) {
		3790	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3791
		3792	warn "... unloading $k";
		3793	delete $INC{$k};
		3794
		3795	$k =~ s/\.pm$//;
		3796	$k =~ s/\//::/g;
		3797
		3798	if (my $cb = $k->can ("unload_module")) {
		3799	$cb->();
		3800	}
		3801
		3802	clear_package $k;
3373	}	3803	}
3374		3804
3375	warn "getting rid of safe::, as good as possible";	3805	warn "getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3806	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3807	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3808
3379	warn "unloading cf.pm \"a bit\"";	3809	warn "unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3810	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3811	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3382		3812
3383	# don't, removes xs symbols, too,	3813	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3814	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3815	#clear_package __PACKAGE__;
3386		3816
3387	warn "unload completed, starting to reload now";	3817	warn "unload completed, starting to reload now";
3388		3818
3389	warn "reloading cf.pm";	3819	warn "reloading cf.pm";
3390	require cf;	3820	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3821	cf::_connect_to_perl_1;
3392		3822
3393	warn "loading config and database again";	3823	warn "loading config and database again";
3394	cf::reload_config;	3824	cf::reload_config;
3395		3825
3396	warn "loading extensions";	3826	warn "loading extensions";
3397	cf::load_extensions;	3827	cf::load_extensions;
3398		3828
		3829	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	3830	warn "reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3831	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3832	warn "reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3833	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3834	warn "reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3835	reattach $_ for values %PLAYER;
		3836	}
3405		3837
		3838	warn "running post_init jobs";
		3839	(pop @POST_INIT)->(1) while @POST_INIT;
		3840
3406	warn "leaving sync_job";	3841	warn "leaving sync_job";
3407		3842
3408	1	3843	1
3409	} or do {	3844	} or do {
3410	warn $@;	3845	warn $@;
3411	warn "error while reloading, exiting.";	3846	cf::cleanup "error while reloading, exiting.";
3412	exit 1;
3413	};	3847	};
3414		3848
3415	warn "reloaded";	3849	warn "reloaded";
		3850	--$RELOAD;
		3851	}
		3852
		3853	$t1 = EV::time - $t1;
		3854	warn "reload completed in ${t1}s\n";
3416	};	3855	};
3417		3856
3418	our $RELOAD_WATCHER; # used only during reload	3857	our $RELOAD_WATCHER; # used only during reload
3419		3858
3420	sub reload_perl() {	3859	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	3860	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	3861	# coro crashes during coro_state_free->destroy here.
3423		3862
3424	$RELOAD_WATCHER ||= Event->timer (	3863	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	3864	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	3865
3427	data => WF_AUTOCANCEL,	3866	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	3867	do_reload_perl;
3430	undef $RELOAD_WATCHER;	3868	undef $RELOAD_WATCHER;
3431	},	3869	};
3432	);	3870	};
3433	}	3871	}
3434		3872
3435	register_command "reload" => sub {	3873	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	3874	my ($who, $arg) = @_;
3437		3875
3438	if ($who->flag (FLAG_WIZ)) {	3876	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	3877	$who->message ("reloading server.");
		3878	async {
		3879	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	3880	reload_perl;
		3881	};
3441	}	3882	}
3442	};	3883	};
3443		3884
3444	unshift @INC, $LIBDIR;	3885	unshift @INC, $LIBDIR;
3445		3886
…		…
3447		3888
3448	our @WAIT_FOR_TICK;	3889	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	3890	our @WAIT_FOR_TICK_BEGIN;
3450		3891
3451	sub wait_for_tick {	3892	sub wait_for_tick {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	3893	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3454		3894
3455	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	3896	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	3897	$signal->wait;
3458	}	3898	}
3459		3899
3460	sub wait_for_tick_begin {	3900	sub wait_for_tick_begin {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	3901	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3463		3902
3464	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	3904	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	3905	$signal->wait;
3467	}	3906	}
3468		3907
3469	$TICK_WATCHER = Event->timer (	3908	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	3909	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3910	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	3911	unless ++$bug_warning > 10;
3479	return;	3912	return;
3480	}	3913	}
3481		3914
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	3915	cf::server_tick; # one server iteration
3485		3916
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3917	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	3918	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	3919	Coro::async_pool {
		3920	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	3921	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	3922	or warn "ERROR: unable to write runtime file: $!";
3494	};
3495	}	3923	};
		3924	}
3496		3925
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3926	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	3927	$sig->send;
3499	}	3928	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	3929	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	3930	$sig->send;
3502	}	3931	}
3503		3932
3504	$NOW = Event::time;	3933	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3934	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		3935
3515	_post_tick;	3936	if (0) {
		3937	if ($NEXT_TICK) {
		3938	my $jitter = $TICK_START - $NEXT_TICK;
		3939	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3940	warn "jitter $JITTER\n";#d#
		3941	}
3516	},	3942	}
3517	);	3943	}
3518		3944
3519	{	3945	{
		3946	# configure BDB
		3947
3520	BDB::min_parallel 8;	3948	BDB::min_parallel 8;
3521	BDB::max_poll_time $TICK * 0.1;	3949	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	3950	$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		3951
3546	unless ($DB_ENV) {	3952	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	3953	$DB_ENV = BDB::db_env_create;
		3954	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3955	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3956	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3957	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3958	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3548		3959
3549	cf::sync_job {	3960	cf::sync_job {
3550	eval {	3961	eval {
3551	BDB::db_env_open	3962	BDB::db_env_open
3552	$DB_ENV,	3963	$DB_ENV,
…		…
3554	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3965	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3555	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3966	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3556	0666;	3967	0666;
3557		3968
3558	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3969	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3559
3560	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3561	| BDB::LOG_AUTOREMOVE, 1);
3562	$DB_ENV->set_lk_detect;
3563	};	3970	};
3564		3971
3565	cf::cleanup "db_env_open(db): $@" if $@;	3972	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	3973	};
3567	}	3974	}
3568		3975
3569	$BDB_CHECKPOINT_WATCHER = Event->timer (	3976	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 11,	3977	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3571	interval => 60,	3978	};
3572	hard => 1,	3979	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3980	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3577	},
3578	);	3981	};
3579	$BDB_TRICKLE_WATCHER = Event->timer (	3982	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3580	after => 5,
3581	interval => 10,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3983	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3587	},
3588	);	3984	};
3589	}	3985	}
3590		3986
3591	{	3987	{
		3988	# configure IO::AIO
		3989
3592	IO::AIO::min_parallel 8;	3990	IO::AIO::min_parallel 8;
3593
3594	undef $Coro::AIO::WATCHER;
3595	IO::AIO::max_poll_time $TICK * 0.1;	3991	IO::AIO::max_poll_time $TICK * 0.1;
3596	$AIO_POLL_WATCHER = Event->io (	3992	undef $AnyEvent::AIO::WATCHER;
3597	reentrant => 0,
3598	data => WF_AUTOCANCEL,
3599	fd => IO::AIO::poll_fileno,
3600	poll => 'r',
3601	prio => 6,
3602	cb => \&IO::AIO::poll_cb,
3603	);
3604	}	3993	}
3605		3994
3606	my $_log_backtrace;	3995	my $_log_backtrace;
3607		3996
3608	sub _log_backtrace {	3997	sub _log_backtrace {
…		…
3611	$msg =~ s/\n//;	4000	$msg =~ s/\n//;
3612		4001
3613	# limit the # of concurrent backtraces	4002	# limit the # of concurrent backtraces
3614	if ($_log_backtrace < 2) {	4003	if ($_log_backtrace < 2) {
3615	++$_log_backtrace;	4004	++$_log_backtrace;
		4005	my $perl_bt = Carp::longmess $msg;
3616	async {	4006	async {
		4007	$Coro::current->{desc} = "abt $msg";
		4008
3617	my @bt = fork_call {	4009	my @bt = fork_call {
3618	@addr = map { sprintf "%x", $_ } @addr;	4010	@addr = map { sprintf "%x", $_ } @addr;
3619	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4011	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3620	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4012	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3621	or die "addr2line: $!";	4013	or die "addr2line: $!";
…		…
3629	}	4021	}
3630		4022
3631	@funcs	4023	@funcs
3632	};	4024	};
3633		4025
3634	LOG llevInfo, "[ABT] $msg\n";	4026	LOG llevInfo, "[ABT] $perl_bt\n";
		4027	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3635	LOG llevInfo, "[ABT] $_\n" for @bt;	4028	LOG llevInfo, "[ABT] $_\n" for @bt;
3636	--$_log_backtrace;	4029	--$_log_backtrace;
3637	};	4030	};
3638	} else {	4031	} else {
3639	LOG llevInfo, "[ABT] $msg\n";	4032	LOG llevInfo, "[ABT] $msg\n";
3640	LOG llevInfo, "[ABT] [suppressed]\n";	4033	LOG llevInfo, "[ABT] [suppressed]\n";
3641	}	4034	}
3642	}	4035	}
3643		4036
3644	# load additional modules	4037	# load additional modules
3645	use cf::pod;	4038	require "cf/$_.pm" for @EXTRA_MODULES;
		4039	cf::_connect_to_perl_2;
3646		4040
3647	END { cf::emergency_save }	4041	END { cf::emergency_save }
3648		4042
3649	1	4043	1
3650		4044

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