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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.386 by root, Mon Oct 15 17:50:27 2007 UTC vs.
Revision 1.491 by root, Sat Oct 24 09:18:44 2009 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 Event;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 4.1 ();	39	use Coro ();
16	use Coro::State;	40	use Coro::State;
17	use Coro::Handle;	41	use Coro::Handle;
		42	use Coro::EV;
18	use Coro::Event;	43	use Coro::AnyEvent;
19	use Coro::Timer;	44	use Coro::Timer;
20	use Coro::Signal;	45	use Coro::Signal;
21	use Coro::Semaphore;	46	use Coro::Semaphore;
		47	use Coro::SemaphoreSet;
		48	use Coro::AnyEvent;
22	use Coro::AIO;	49	use Coro::AIO;
		50	use Coro::BDB 1.6;
23	use Coro::Storable;	51	use Coro::Storable;
24	use Coro::Util ();	52	use Coro::Util ();
25		53
26	use JSON::XS ();	54	use JSON::XS 2.01 ();
27	use BDB ();	55	use BDB ();
28	use Data::Dumper;	56	use Data::Dumper;
29	use Digest::MD5;	57	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	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;
85	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	121	our $DB_ENV;
89		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
90	our %CFG;	125	our %CFG;
91		126
92	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
94		130
95	our (%PLAYER, %PLAYER_LOADING); # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
98		134
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		137
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
104	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 $REALLY_UNLOOP; # never set to true, please :)
105		147
106	binmode STDOUT;	148	binmode STDOUT;
107	binmode STDERR;	149	binmode STDERR;
108		150
109	# read virtual server time, if available	151	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
114	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
115		159
116	mkdir $_	160	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		162
119	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
120		164
121	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::"} };
122		177
123	#############################################################################	178	#############################################################################
124		179
125	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
126		181
…		…
162		217
163	The raw value load value from the last tick.	218	The raw value load value from the last tick.
164		219
165	=item %cf::CFG	220	=item %cf::CFG
166		221
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	223	from wherever your confdir points to.
169		224
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		226
172	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
173	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
174	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.
175		230
176	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
177		232
178	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
179	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
180	that call.	235	that call.
181		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
182	=back	243	=back
183		244
184	=cut	245	=cut
185		246
186	BEGIN {	247	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	248	my $msg = join "", @_;
189		249
190	$msg .= "\n"	250	$msg .= "\n"
191	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
192		252
193	$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;
194		254
195	LOG llevError, $msg;	255	LOG llevError, $msg;
196	};	256	};
197	}	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	};
198		271
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	282	for my $pkg (qw(
210	cf::global cf::attachable	283	cf::global cf::attachable
211	cf::object cf::object::player	284	cf::object cf::object::player
212	cf::client cf::player	285	cf::client cf::player
213	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
214	cf::map cf::party cf::region	288	cf::party cf::region
215	)) {	289	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	291	}
219		292
220	$Event::DIED = sub {	293	$EV::DIED = sub {
221	warn "error in event callback: @_";	294	warn "error in event callback: @_";
222	};	295	};
223		296
224	#############################################################################	297	#############################################################################
225		298
…		…
248	$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;
249	$d	322	$d
250	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
251	}	324	}
252		325
253	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
254		327
255	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
256		329
257	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
258		331
259	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
260		333
261	=cut	334	=cut
262		335
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		337
265	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		354
268	=item cf::lock_wait $string	355	=item cf::lock_wait $string
269		356
270	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
271		358
272	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
273		360
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
277	returned.	364	returned.
278		365
279	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
280	deadlocked coro.	367	deadlocked coro.
…		…
286		373
287	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.
288		375
289	=cut	376	=cut
290		377
291	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		379
294	sub lock_wait($) {	380	sub lock_wait($) {
295	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	382	}
308		383
309	sub lock_acquire($) {	384	sub lock_acquire($) {
310	my ($key) = @_;	385	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	386	}
324		387
325	sub lock_active($) {	388	sub lock_active($) {
326	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	390	}
330		391
331	sub freeze_mainloop {	392	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
333		394
334	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	396	}
336	};	397
337	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
338	$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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
339	}	411	}
340		412
341	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
342		414
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
383	}	455	}
384	}	456	}
385	};	457	};
386		458
387	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
388	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
389		463
390	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
391	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
392		466
…		…
406		480
407	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
408		482
409	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
410		484
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	488	acceptable.
415		489
416	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
417	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
…		…
422		496
423	sub sync_job(&) {	497	sub sync_job(&) {
424	my ($job) = @_;	498	my ($job) = @_;
425		499
426	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	501	my $time = EV::time;
428		502
429	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
431		505
432	LOG llevError, Carp::longmess "sync job";#d#	506	LOG llevError, Carp::longmess "sync job";#d#
433		507
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
437		509
438	my $busy = 1;	510	my $busy = 1;
439	my @res;	511	my @res;
440		512
…		…
444	warn $@ if $@;	516	warn $@ if $@;
445	undef $busy;	517	undef $busy;
446	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
447		519
448	while ($busy) {	520	while ($busy) {
449	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
450	}	525	}
		526	}
451		527
452	$time = Event::time - $time;	528	my $time = EV::time - $time;
453		529
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
458		531
459	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
460	} else {	533	} else {
461	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
462		535
…		…
487	=item fork_call { }, $args	560	=item fork_call { }, $args
488		561
489	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
490	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
493		566
494	=cut	567	=cut
495		568
496	sub fork_call(&@) {	569	sub fork_call(&@) {
497	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
504	reset_signals;	577	reset_signals;
505	&$cb	578	&$cb
506	}, @args;	579	}, @args;
507		580
508	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
509	}	609	}
510		610
511	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
512		612
513	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
652		752
653	#############################################################################	753	#############################################################################
654		754
655	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
656		756
657	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
658	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")
659	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
660		760
661	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>
662	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
663	Crossfire TRT).	763	Deliantra).
664		764
665	=over 4	765	=over 4
666		766
667	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
668		768
…		…
712	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
713		813
714	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
715	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
716		816
717	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
719		819
720	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
721		821
722	=over 4	822	=over 4
…		…
950	}	1050	}
951		1051
952	0	1052	0
953	}	1053	}
954		1054
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1056
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1058
959	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
960		1060
…		…
1013		1113
1014	sub reattach {	1114	sub reattach {
1015	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
1016	my ($obj) = @_;	1116	my ($obj) = @_;
1017		1117
		1118	# no longer needed after getting rid of delete_package?
1018	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
1019		1120
1020	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
1021		1122
1022	@$registry = ();	1123	@$registry = ();
1023		1124
…		…
1038	cf::attachable->attach (	1139	cf::attachable->attach (
1039	prio => -1000000,	1140	prio => -1000000,
1040	on_instantiate => sub {	1141	on_instantiate => sub {
1041	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
1042		1143
1043	$data = from_json $data;	1144	$data = decode_json $data;
1044		1145
1045	for (@$data) {	1146	for (@$data) {
1046	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
1047		1148
1048	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1069	utf8::decode (my $decname = $filename);	1170	utf8::decode (my $decname = $filename);
1070	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1071	$decname, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1072		1173
1073	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1074	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1075	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1076	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	}
1077	close $fh;	1181	aio_close $fh;
1078		1182
1079	if (@$objs) {	1183	if (@$objs) {
1080	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) {
1081	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1082	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1083	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1084	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	}
1085	close $fh;	1192	aio_close $fh;
1086	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1087	}	1194	}
1088	} else {	1195	} else {
1089	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1090	}	1197	}
1091		1198
1092	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1093	} else {	1203	} else {
1094	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1095	}	1205	}
1096	} else {	1206	} else {
1097	aio_unlink $filename;	1207	aio_unlink $filename;
1098	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1099	}	1209	}
…		…
1118		1228
1119	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1120	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1121	or return;	1231	or return;
1122		1232
1123	my $st = eval { Coro::Storable::thaw $av }	1233	my $st = eval { Coro::Storable::thaw $av };
1124	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1125	$av = $st->{objs};	1234	$av = $st->{objs};
1126	}	1235	}
1127		1236
1128	utf8::decode (my $decname = $filename);	1237	utf8::decode (my $decname = $filename);
1129	warn sprintf "loading %s (%d,%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
…		…
1191	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1192		1301
1193	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1194	}	1303	}
1195		1304
		1305	use File::Glob ();
		1306
1196	cf::player->attach (	1307	cf::player->attach (
1197	on_command => sub {	1308	on_command => sub {
1198	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1199		1310
1200	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1232		1343
1233	cf::override;	1344	cf::override;
1234	},	1345	},
1235	);	1346	);
1236		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
1237	sub load_extensions {	1361	sub load_extensions {
1238	cf::sync_job {	1362	cf::sync_job {
1239	my %todo;	1363	my %todo;
1240		1364
1241	for my $path (<$LIBDIR/*.ext>) {	1365	for my $path (<$LIBDIR/*.ext>) {
…		…
1260		1384
1261	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1262	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1263		1387
1264	$ext{source} =	1388	$ext{source} =
1265	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1266	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1267	. $source	1391	. $source
1268	. "\n};\n1";	1392	. "\n};\n1";
1269		1393
1270	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1286	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1287	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1288		1412
1289	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1290	warn $msg;	1414	warn $msg;
1291	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1292	exit 1;
1293	}	1416	}
1294		1417
1295	warn $msg;	1418	warn $msg;
1296	}	1419	}
1297		1420
…		…
1311		1434
1312	=back	1435	=back
1313		1436
1314	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1315		1438
1316	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1317		1440
1318	=cut	1441	=cut
1319		1442
1320	package cf::player;	1443	package cf::player;
1321		1444
…		…
1364		1487
1365	sub exists($) {	1488	sub exists($) {
1366	my ($login) = @_;	1489	my ($login) = @_;
1367		1490
1368	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1369	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1370	}	1493	}
1371		1494
1372	sub find($) {	1495	sub find($) {
1373	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1374	my $login = $_[0];	1497	my $login = $_[0];
…		…
1386	my $f = new_from_file cf::object::thawer path $login	1509	my $f = new_from_file cf::object::thawer path $login
1387	or return;	1510	or return;
1388		1511
1389	my $pl = cf::player::load_pl $f	1512	my $pl = cf::player::load_pl $f
1390	or return;	1513	or return;
		1514
1391	local $cf::PLAYER_LOADING{$login} = $pl;	1515	local $cf::PLAYER_LOADING{$login} = $pl;
1392	$f->resolve_delayed_derefs;	1516	$f->resolve_delayed_derefs;
1393	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1394	}	1518	}
1395	}	1519	}
…		…
1405		1529
1406	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1407		1531
1408	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1409	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
		1534
		1535	cf::get_slot 0.01;
1410		1536
1411	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1412	cf::cede_to_tick;	1538	cf::cede_to_tick;
1413	}	1539	}
1414		1540
…		…
1446	my ($pl) = @_;	1572	my ($pl) = @_;
1447		1573
1448	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1449		1575
1450	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1451	$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
1452		1578
1453	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1454	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1455	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1456	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1457		1585
1458	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1459	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1498		1626
1499	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
1500	my $path = path $login;	1628	my $path = path $login;
1501		1629
1502	# a .pst is a dead give-away for a valid player	1630	# a .pst is a dead give-away for a valid player
1503	unless (-e "$path.pst") {	1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1504	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1505	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1506	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
1507	}	1636	}
1508		1637
…		…
1539	}	1668	}
1540		1669
1541	\@paths	1670	\@paths
1542	}	1671	}
1543		1672
1544	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1545		1674
1546	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1547
1548	=cut
1549
1550	sub expand_cfpod {
1551	((my $self), (local $_)) = @_;
1552
1553	# escape & and <
1554	s/&/&amp;/g;
1555	s/(?<![BIUGHT])</&lt;/g;
1556
1557	# this is buggy, it needs to properly take care of nested <'s
1558
1559	1 while
1560	# replace B<>, I<>, U<> etc.
1561	s/B<([^\>]*)>/<b>$1<\/b>/
1562	|| s/I<([^\>]*)>/<i>$1<\/i>/
1563	|| s/U<([^\>]*)>/<u>$1<\/u>/
1564	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1565	# replace G<male|female> tags
1566	|| s{G<([^>|]*)\|([^>]*)>}{
1567	$self->gender ? $2 : $1
1568	}ge
1569	# replace H<hint text>
1570	|| s{H<([^\>]*)>}
1571	{
1572	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1573	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1574	"")
1575	[$self->{hintmode}]
1576	}ge;
1577
1578	# create single paragraphs (very hackish)
1579	s/(?<=\S)\n(?=\w)/ /g;
1580
1581	# compress some whitespace
1582	s/\s+\n/\n/g; # ws line-ends
1583	s/\n\n+/\n/g; # double lines
1584	s/^\n+//; # beginning lines
1585	s/\n+$//; # ending lines
1586
1587	$_
1588	}
1589
1590	sub hintmode {
1591	$_[0]{hintmode} = $_[1] if @_ > 1;
1592	$_[0]{hintmode}
1593	}
1594		1676
1595	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1596		1678
1597	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1598		1680
…		…
1665	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1666	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1667		1749
1668	sub generate_random_map {	1750	sub generate_random_map {
1669	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
1670	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1671	$self->_create_random_map (	1756	$self->_create_random_map (
1672	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1673	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1674	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1796		1881
1797	# the temporary/swap location	1882	# the temporary/swap location
1798	sub save_path {	1883	sub save_path {
1799	my ($self) = @_;	1884	my ($self) = @_;
1800		1885
1801	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1802	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1803	}	1888	}
1804		1889
1805	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1806	sub uniq_path {	1891	sub uniq_path {
1807	my ($self) = @_;	1892	my ($self) = @_;
1808		1893
1809	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1810	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1811	}
1812
1813	# and all this just because we cannot iterate over
1814	# all maps in C++...
1815	sub change_all_map_light {
1816	my ($change) = @_;
1817
1818	$_->change_map_light ($change)
1819	for grep $_->outdoor, values %cf::MAP;
1820	}	1896	}
1821		1897
1822	sub decay_objects {	1898	sub decay_objects {
1823	my ($self) = @_;	1899	my ($self) = @_;
1824		1900
…		…
1908	sub find {	1984	sub find {
1909	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1910		1986
1911	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1912		1988
1913	cf::lock_wait "map_data:$path";#d#remove	1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1914	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1915		1991
1916	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1917	my $guard1 = cf::lock_acquire "map_find:$path";
1918	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1919
1920	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1921	or return;	1994	or return;
1922		1995
1923	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1924		1997
…		…
1926	or return;	1999	or return;
1927		2000
1928	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1929	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1930	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
1931	undef $guard1;	2005	undef $guard1;
1932	undef $guard2;
1933	$map->reset;	2006	$map->reset;
1934	return find $path;	2007	return find $path;
1935	}	2008	}
1936		2009
1937	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
…		…
1964	my $f = new_from_file cf::object::thawer $self->{load_path};	2037	my $f = new_from_file cf::object::thawer $self->{load_path};
1965	$f->skip_block;	2038	$f->skip_block;
1966	$self->_load_objects ($f)	2039	$self->_load_objects ($f)
1967	or return;	2040	or return;
1968		2041
1969	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1970	if delete $self->{load_original};	2043	if delete $self->{load_original};
1971		2044
1972	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1973	utf8::encode $uniq;	2046	utf8::encode $uniq;
1974	unless (aio_stat $uniq) {	2047	unless (aio_stat $uniq) {
…		…
1992	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1993	$self->decay_objects;	2066	$self->decay_objects;
1994	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1995	$self->update_buttons;	2068	$self->update_buttons;
1996	cf::cede_to_tick;	2069	cf::cede_to_tick;
1997	$self->set_darkness_map;
1998	cf::cede_to_tick;
1999	$self->activate;	2070	$self->activate;
2000	}	2071	}
2001		2072
2002	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
2003	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
2004		2075
2005	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
2006	}	2077	}
2007		2078
2008	$self->post_load;	2079	$self->post_load;
2009	}	2080	}
2010		2081
…		…
2068	my ($path, $origin, $load) = @_;	2139	my ($path, $origin, $load) = @_;
2069		2140
2070	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
2071		2142
2072	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
2073	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2074	}	2145	}
2075		2146
2076	$MAP_PREFETCH{$path} |= $load;	2147	$MAP_PREFETCH{$path} |= $load;
2077		2148
2078	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
…		…
2115	cf::async {	2186	cf::async {
2116	$Coro::current->{desc} = "map player save";	2187	$Coro::current->{desc} = "map player save";
2117	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2118	};	2189	};
2119		2190
		2191	cf::get_slot 0.02;
		2192
2120	if ($uniq) {	2193	if ($uniq) {
2121	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2122	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2123	} else {	2196	} else {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2197	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2132	$self->save;	2205	$self->save;
2133		2206
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2208
2136	return if $self->players;	2209	return if $self->players;
2137	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2138	return if $self->{deny_save};	2211	return if $self->{deny_save};
2139		2212
2140	$self->in_memory (cf::MAP_SWAPPED);	2213	$self->in_memory (cf::MAP_SWAPPED);
2141		2214
2142	$self->deactivate;	2215	$self->deactivate;
…		…
2167		2240
2168	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2169		2242
2170	return if $self->players;	2243	return if $self->players;
2171		2244
2172	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2173		2246
2174	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2175		2248
2176	# need to save uniques path	2249	# need to save uniques path
2177	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2260		2333
2261	sub unique_maps() {	2334	sub unique_maps() {
2262	[	2335	[
2263	map {	2336	map {
2264	utf8::decode $_;	2337	utf8::decode $_;
2265	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2266	? normalise $_	2341	: normalise $_
2267	: ()
2268	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2269	]	2343	]
2270	}	2344	}
2271		2345
2272	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	}
2273		2377
2274	=back	2378	=back
2275		2379
2276	=head3 cf::object	2380	=head3 cf::object
2277		2381
…		…
2281		2385
2282	=over 4	2386	=over 4
2283		2387
2284	=item $ob->inv_recursive	2388	=item $ob->inv_recursive
2285		2389
2286	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.
2287		2392
2288	=cut	2393	=cut
2289		2394
2290	sub inv_recursive_;	2395	sub inv_recursive_;
2291	sub inv_recursive_ {	2396	sub inv_recursive_ {
…		…
2296	inv_recursive_ inv $_[0]	2401	inv_recursive_ inv $_[0]
2297	}	2402	}
2298		2403
2299	=item $ref = $ob->ref	2404	=item $ref = $ob->ref
2300		2405
2301	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.
2302		2407
2303	=item $ob = cf::object::deref ($refstring)	2408	=item $ob = cf::object::deref ($refstring)
2304		2409
2305	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,
2306	even if the object actually exists. May block.	2411	even if the object actually exists. May block.
…		…
2338	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
2339	dialogue with the given NPC character.	2444	dialogue with the given NPC character.
2340		2445
2341	=cut	2446	=cut
2342		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
2343	# rough implementation of a future "reply" method that works	2462	# rough implementation of a future "reply" method that works
2344	# with dialog boxes.	2463	# with dialog boxes.
2345	#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
2346	sub cf::object::player::reply($$$;$) {	2465	sub cf::object::player::reply($$$;$) {
2347	my ($self, $npc, $msg, $flags) = @_;	2466	my ($self, $npc, $msg, $flags) = @_;
…		…
2358	my $dialog = $pl->{npc_dialog};	2477	my $dialog = $pl->{npc_dialog};
2359	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2360		2479
2361	} else {	2480	} else {
2362	$msg = $npc->name . " says: $msg" if $npc;	2481	$msg = $npc->name . " says: $msg" if $npc;
2363	$self->message ($msg, $flags);	2482	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2364	}	2483	}
2365	}	2484	}
2366	}	2485	}
2367		2486
2368	=item $object->send_msg ($channel, $msg, $color, [extra...])	2487	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2393		2512
2394	=item $player_object->enter_link	2513	=item $player_object->enter_link
2395		2514
2396	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}>).
2397		2516
2398	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.
2399	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.
2400		2521
2401	Will never block.	2522	Will never block.
2402		2523
2403	=item $player_object->leave_link ($map, $x, $y)	2524	=item $player_object->leave_link ($map, $x, $y)
2404		2525
…		…
2462		2583
2463	$map->load;	2584	$map->load;
2464	$map->load_neighbours;	2585	$map->load_neighbours;
2465		2586
2466	return unless $self->contr->active;	2587	return unless $self->contr->active;
2467	$self->activate_recursive;
2468		2588
2469	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2589	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2470	$self->enter_map ($map, $x, $y);	2590	$self->enter_map ($map, $x, $y);
		2591
		2592	# only activate afterwards, to support waiting in hooks
		2593	$self->activate_recursive;
2471	}	2594	}
2472		2595
2473	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2596	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2474		2597
2475	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
2476	her, loading and preparing them map, calling the provided $check callback	2599	her, loading and preparing them map, calling the provided $check callback
2477	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
2478	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
2479	be called at the end of this process.	2602	be called at the end of this process.
		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 >>.
2480		2606
2481	=cut	2607	=cut
2482		2608
2483	our $GOTOGEN;	2609	our $GOTOGEN;
2484		2610
…		…
2563	}	2689	}
2564		2690
2565	sub prepare_random_map {	2691	sub prepare_random_map {
2566	my ($exit) = @_;	2692	my ($exit) = @_;
2567		2693
2568	my $guard = cf::lock_acquire "exit_prepare:$exit";
2569
2570	# all this does is basically replace the /! path by	2694	# all this does is basically replace the /! path by
2571	# a new random map path (?random/...) with a seed	2695	# a new random map path (?random/...) with a seed
2572	# that depends on the exit object	2696	# that depends on the exit object
2573		2697
2574	my $rmp = parse_random_map_params $exit->msg;	2698	my $rmp = parse_random_map_params $exit->msg;
…		…
2576	if ($exit->map) {	2700	if ($exit->map) {
2577	$rmp->{region} = $exit->region->name;	2701	$rmp->{region} = $exit->region->name;
2578	$rmp->{origin_map} = $exit->map->path;	2702	$rmp->{origin_map} = $exit->map->path;
2579	$rmp->{origin_x} = $exit->x;	2703	$rmp->{origin_x} = $exit->x;
2580	$rmp->{origin_y} = $exit->y;	2704	$rmp->{origin_y} = $exit->y;
		2705
		2706	$exit->map->touch;
2581	}	2707	}
2582		2708
2583	$rmp->{random_seed} ||= $exit->random_seed;	2709	$rmp->{random_seed} ||= $exit->random_seed;
2584		2710
2585	my $data = cf::to_json $rmp;	2711	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2586	my $md5 = Digest::MD5::md5_hex $data;	2712	my $md5 = Digest::MD5::md5_hex $data;
2587	my $meta = "$RANDOMDIR/$md5.meta";	2713	my $meta = "$RANDOMDIR/$md5.meta";
2588		2714
2589	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2715	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2590	aio_write $fh, 0, (length $data), $data, 0;	2716	aio_write $fh, 0, (length $data), $data, 0;
2591	undef $fh;	2717	undef $fh;
2592	aio_rename "$meta~", $meta;	2718	aio_rename "$meta~", $meta;
2593		2719
		2720	my $slaying = "?random/$md5";
		2721
		2722	if ($exit->valid) {
2594	$exit->slaying ("?random/$md5");	2723	$exit->slaying ("?random/$md5");
2595	$exit->msg (undef);	2724	$exit->msg (undef);
		2725	}
2596	}	2726	}
2597	}	2727	}
2598		2728
2599	sub cf::object::player::enter_exit {	2729	sub cf::object::player::enter_exit {
2600	my ($self, $exit) = @_;	2730	my ($self, $exit) = @_;
2601		2731
2602	return unless $self->type == cf::PLAYER;	2732	return unless $self->type == cf::PLAYER;
2603		2733
2604	if ($exit->slaying eq "/!") {
2605	#TODO: this should de-fi-ni-te-ly not be a sync-job
2606	# the problem is that $exit might not survive long enough
2607	# so it needs to be done right now, right here
2608	cf::sync_job { prepare_random_map $exit };
2609	}
2610
2611	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2612	my $hp = $exit->stats->hp;
2613	my $sp = $exit->stats->sp;
2614
2615	$self->enter_link;	2734	$self->enter_link;
2616		2735
2617	# if exit is damned, update players death & WoR home-position
2618	$self->contr->savebed ($slaying, $hp, $sp)
2619	if $exit->flag (FLAG_DAMNED);
2620
2621	(async {	2736	(async {
2622	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2737	$Coro::current->{desc} = "enter_exit";
2623		2738
2624	$self->deactivate_recursive; # just to be sure
2625	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
2626	$self->goto ($slaying, $hp, $sp);	2754	$self->goto ($map, $x, $y);
2627		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
2628	1;	2760	1
2629	}) {	2761	}) {
2630	$self->message ("Something went wrong deep within the crossfire server. "	2762	$self->message ("Something went wrong deep within the deliantra server. "
2631	. "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. "
2632	. "Please report this to the dungeon master!",	2764	. "Please report this to the dungeon master!",
2633	cf::NDI_UNIQUE | cf::NDI_RED);	2765	cf::NDI_UNIQUE | cf::NDI_RED);
2634		2766
2635	warn "ERROR in enter_exit: $@";	2767	warn "ERROR in enter_exit: $@";
…		…
2663	the message, with C<log> being the default. If C<$color> is negative, suppress	2795	the message, with C<log> being the default. If C<$color> is negative, suppress
2664	the message unless the client supports the msg packet.	2796	the message unless the client supports the msg packet.
2665		2797
2666	=cut	2798	=cut
2667		2799
		2800	# non-persistent channels (usually the info channel)
2668	our %CHANNEL = (	2801	our %CHANNEL = (
		2802	"c/motd" => {
		2803	id => "infobox",
		2804	title => "MOTD",
		2805	reply => undef,
		2806	tooltip => "The message of the day",
		2807	},
2669	"c/identify" => {	2808	"c/identify" => {
2670	id => "infobox",	2809	id => "infobox",
2671	title => "Identify",	2810	title => "Identify",
2672	reply => undef,	2811	reply => undef,
2673	tooltip => "Items recently identified",	2812	tooltip => "Items recently identified",
…		…
2676	id => "infobox",	2815	id => "infobox",
2677	title => "Examine",	2816	title => "Examine",
2678	reply => undef,	2817	reply => undef,
2679	tooltip => "Signs and other items you examined",	2818	tooltip => "Signs and other items you examined",
2680	},	2819	},
		2820	"c/shopinfo" => {
		2821	id => "infobox",
		2822	title => "Shop Info",
		2823	reply => undef,
		2824	tooltip => "What your bargaining skill tells you about the shop",
		2825	},
		2826	"c/book" => {
		2827	id => "infobox",
		2828	title => "Book",
		2829	reply => undef,
		2830	tooltip => "The contents of a note or book",
		2831	},
2681	"c/lookat" => {	2832	"c/lookat" => {
2682	id => "infobox",	2833	id => "infobox",
2683	title => "Look",	2834	title => "Look",
2684	reply => undef,	2835	reply => undef,
2685	tooltip => "What you saw there",	2836	tooltip => "What you saw there",
2686	},	2837	},
		2838	"c/who" => {
		2839	id => "infobox",
		2840	title => "Players",
		2841	reply => undef,
		2842	tooltip => "Shows players who are currently online",
		2843	},
		2844	"c/body" => {
		2845	id => "infobox",
		2846	title => "Body Parts",
		2847	reply => undef,
		2848	tooltip => "Shows which body parts you posess and are available",
		2849	},
		2850	"c/statistics" => {
		2851	id => "infobox",
		2852	title => "Statistics",
		2853	reply => undef,
		2854	tooltip => "Shows your primary statistics",
		2855	},
		2856	"c/skills" => {
		2857	id => "infobox",
		2858	title => "Skills",
		2859	reply => undef,
		2860	tooltip => "Shows your experience per skill and item power",
		2861	},
		2862	"c/shopitems" => {
		2863	id => "infobox",
		2864	title => "Shop Items",
		2865	reply => undef,
		2866	tooltip => "Shows the items currently for sale in this shop",
		2867	},
		2868	"c/resistances" => {
		2869	id => "infobox",
		2870	title => "Resistances",
		2871	reply => undef,
		2872	tooltip => "Shows your resistances",
		2873	},
		2874	"c/pets" => {
		2875	id => "infobox",
		2876	title => "Pets",
		2877	reply => undef,
		2878	tooltip => "Shows information abotu your pets/a specific pet",
		2879	},
		2880	"c/perceiveself" => {
		2881	id => "infobox",
		2882	title => "Perceive Self",
		2883	reply => undef,
		2884	tooltip => "You gained detailed knowledge about yourself",
		2885	},
		2886	"c/uptime" => {
		2887	id => "infobox",
		2888	title => "Uptime",
		2889	reply => undef,
		2890	tooltip => "How long the server has been running since last restart",
		2891	},
		2892	"c/mapinfo" => {
		2893	id => "infobox",
		2894	title => "Map Info",
		2895	reply => undef,
		2896	tooltip => "Information related to the maps",
		2897	},
		2898	"c/party" => {
		2899	id => "party",
		2900	title => "Party",
		2901	reply => "gsay ",
		2902	tooltip => "Messages and chat related to your party",
		2903	},
		2904	"c/death" => {
		2905	id => "death",
		2906	title => "Death",
		2907	reply => undef,
		2908	tooltip => "Reason for and more info about your most recent death",
		2909	},
		2910	"c/say" => $SAY_CHANNEL,
		2911	"c/chat" => $CHAT_CHANNEL,
2687	);	2912	);
2688		2913
2689	sub cf::client::send_msg {	2914	sub cf::client::send_msg {
2690	my ($self, $channel, $msg, $color, @extra) = @_;	2915	my ($self, $channel, $msg, $color, @extra) = @_;
2691		2916
2692	$msg = $self->pl->expand_cfpod ($msg);	2917	$msg = $self->pl->expand_cfpod ($msg)
		2918	unless $color & cf::NDI_VERBATIM;
2693		2919
2694	$color &= cf::NDI_CLIENT_MASK; # just in case...	2920	$color &= cf::NDI_CLIENT_MASK; # just in case...
2695		2921
2696	# check predefined channels, for the benefit of C	2922	# check predefined channels, for the benefit of C
2697	if ($CHANNEL{$channel}) {	2923	if ($CHANNEL{$channel}) {
2698	$channel = $CHANNEL{$channel};	2924	$channel = $CHANNEL{$channel};
2699		2925
2700	$self->ext_msg (channel_info => $channel)	2926	$self->ext_msg (channel_info => $channel);
2701	if $self->can_msg;
2702
2703	$channel = $channel->{id};	2927	$channel = $channel->{id};
2704		2928
2705	} elsif (ref $channel) {	2929	} elsif (ref $channel) {
2706	# send meta info to client, if not yet sent	2930	# send meta info to client, if not yet sent
2707	unless (exists $self->{channel}{$channel->{id}}) {	2931	unless (exists $self->{channel}{$channel->{id}}) {
2708	$self->{channel}{$channel->{id}} = $channel;	2932	$self->{channel}{$channel->{id}} = $channel;
2709	$self->ext_msg (channel_info => $channel)	2933	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711	}	2934	}
2712		2935
2713	$channel = $channel->{id};	2936	$channel = $channel->{id};
2714	}	2937	}
2715		2938
2716	return unless @extra || length $msg;	2939	return unless @extra || length $msg;
2717		2940
2718	if ($self->can_msg) {
2719	# default colour, mask it out	2941	# default colour, mask it out
2720	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2942	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2721	if $color & cf::NDI_DEF;	2943	if $color & cf::NDI_DEF;
2722		2944
2723	$self->send_packet ("msg " . $self->{json_coder}->encode (	2945	my $pkt = "msg "
		2946	. $self->{json_coder}->encode (
2724	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2947	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2725	} else {	2948	);
2726	if ($color >= 0) {
2727	# replace some tags by gcfclient-compatible ones
2728	for ($msg) {
2729	1 while
2730	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2731	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2732	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2733	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2734	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2735	}
2736		2949
2737	$color &= cf::NDI_COLOR_MASK;	2950	# try lzf for large packets
		2951	$pkt = "lzf " . Compress::LZF::compress $pkt
		2952	if 1024 <= length $pkt and $self->{can_lzf};
2738		2953
2739	utf8::encode $msg;	2954	# split very large packets
2740		2955	if (8192 < length $pkt and $self->{can_lzf}) {
2741	if (0 && $msg =~ /\[/) {	2956	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2742	# COMMAND/INFO	2957	$pkt = "frag";
2743	$self->send_packet ("drawextinfo $color 10 8 $msg")
2744	} else {
2745	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2746	$self->send_packet ("drawinfo $color $msg")
2747	}
2748	}
2749	}	2958	}
		2959
		2960	$self->send_packet ($pkt);
2750	}	2961	}
2751		2962
2752	=item $client->ext_msg ($type, @msg)	2963	=item $client->ext_msg ($type, @msg)
2753		2964
2754	Sends an ext event to the client.	2965	Sends an ext event to the client.
…		…
2928		3139
2929	The following functions and methods are available within a safe environment:	3140	The following functions and methods are available within a safe environment:
2930		3141
2931	cf::object	3142	cf::object
2932	contr pay_amount pay_player map x y force_find force_add destroy	3143	contr pay_amount pay_player map x y force_find force_add destroy
2933	insert remove name archname title slaying race decrease_ob_nr	3144	insert remove name archname title slaying race decrease split
		3145	value
2934		3146
2935	cf::object::player	3147	cf::object::player
2936	player	3148	player
2937		3149
2938	cf::player	3150	cf::player
…		…
2943		3155
2944	=cut	3156	=cut
2945		3157
2946	for (	3158	for (
2947	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3159	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2948	insert remove inv name archname title slaying race	3160	insert remove inv nrof name archname title slaying race
2949	decrease_ob_nr destroy)],	3161	decrease split destroy change_exp value msg lore send_msg)],
2950	["cf::object::player" => qw(player)],	3162	["cf::object::player" => qw(player)],
2951	["cf::player" => qw(peaceful)],	3163	["cf::player" => qw(peaceful send_msg)],
2952	["cf::map" => qw(trigger)],	3164	["cf::map" => qw(trigger)],
2953	) {	3165	) {
2954	no strict 'refs';	3166	no strict 'refs';
2955	my ($pkg, @funs) = @$_;	3167	my ($pkg, @funs) = @$_;
2956	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3168	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2973	my ($code, %vars) = @_;	3185	my ($code, %vars) = @_;
2974		3186
2975	my $qcode = $code;	3187	my $qcode = $code;
2976	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3188	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2977	$qcode =~ s/\n/\\n/g;	3189	$qcode =~ s/\n/\\n/g;
		3190
		3191	%vars = (_dummy => 0) unless %vars;
2978		3192
2979	local $_;	3193	local $_;
2980	local @safe::cf::_safe_eval_args = values %vars;	3194	local @safe::cf::_safe_eval_args = values %vars;
2981		3195
2982	my $eval =	3196	my $eval =
…		…
3059	{	3273	{
3060	my $faces = $facedata->{faceinfo};	3274	my $faces = $facedata->{faceinfo};
3061		3275
3062	while (my ($face, $info) = each %$faces) {	3276	while (my ($face, $info) = each %$faces) {
3063	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3277	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3278
3064	cf::face::set_visibility $idx, $info->{visibility};	3279	cf::face::set_visibility $idx, $info->{visibility};
3065	cf::face::set_magicmap $idx, $info->{magicmap};	3280	cf::face::set_magicmap $idx, $info->{magicmap};
3066	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3281	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3067	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3282	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3068		3283
3069	cf::cede_to_tick;	3284	cf::cede_to_tick;
3070	}	3285	}
3071		3286
3072	while (my ($face, $info) = each %$faces) {	3287	while (my ($face, $info) = each %$faces) {
3073	next unless $info->{smooth};	3288	next unless $info->{smooth};
		3289
3074	my $idx = cf::face::find $face	3290	my $idx = cf::face::find $face
3075	or next;	3291	or next;
		3292
3076	if (my $smooth = cf::face::find $info->{smooth}) {	3293	if (my $smooth = cf::face::find $info->{smooth}) {
3077	cf::face::set_smooth $idx, $smooth;	3294	cf::face::set_smooth $idx, $smooth;
3078	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3295	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3079	} else {	3296	} else {
3080	warn "smooth face '$info->{smooth}' not found for face '$face'";	3297	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3098	{	3315	{
3099	# TODO: for gcfclient pleasure, we should give resources	3316	# TODO: for gcfclient pleasure, we should give resources
3100	# that gcfclient doesn't grok a >10000 face index.	3317	# that gcfclient doesn't grok a >10000 face index.
3101	my $res = $facedata->{resource};	3318	my $res = $facedata->{resource};
3102		3319
3103	my $soundconf = delete $res->{"res/sound.conf"};
3104
3105	while (my ($name, $info) = each %$res) {	3320	while (my ($name, $info) = each %$res) {
		3321	if (defined $info->{type}) {
3106	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3322	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3107	my $data;	3323	my $data;
3108		3324
3109	if ($info->{type} & 1) {	3325	if ($info->{type} & 1) {
3110	# prepend meta info	3326	# prepend meta info
3111		3327
3112	my $meta = $enc->encode ({	3328	my $meta = $enc->encode ({
3113	name => $name,	3329	name => $name,
3114	%{ $info->{meta} || {} },	3330	%{ $info->{meta} || {} },
3115	});	3331	});
3116		3332
3117	$data = pack "(w/a*)*", $meta, $info->{data};	3333	$data = pack "(w/a*)*", $meta, $info->{data};
		3334	} else {
		3335	$data = $info->{data};
		3336	}
		3337
		3338	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3339	cf::face::set_type $idx, $info->{type};
3118	} else {	3340	} else {
3119	$data = $info->{data};	3341	$RESOURCE{$name} = $info;
3120	}	3342	}
3121		3343
3122	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3123	cf::face::set_type $idx, $info->{type};
3124
3125	cf::cede_to_tick;	3344	cf::cede_to_tick;
3126	}	3345	}
3127
3128	if ($soundconf) {
3129	$soundconf = $enc->decode (delete $soundconf->{data});
3130
3131	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3132	my $sound = $soundconf->{compat}[$_]
3133	or next;
3134
3135	my $face = cf::face::find "sound/$sound->[1]";
3136	cf::sound::set $sound->[0] => $face;
3137	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3138	}
3139
3140	while (my ($k, $v) = each %{$soundconf->{event}}) {
3141	my $face = cf::face::find "sound/$v";
3142	cf::sound::set $k => $face;
3143	}
3144	}
3145	}	3346	}
		3347
		3348	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3146		3349
3147	1	3350	1
3148	}	3351	}
		3352
		3353	cf::global->attach (on_resource_update => sub {
		3354	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3355	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3356
		3357	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3358	my $sound = $soundconf->{compat}[$_]
		3359	or next;
		3360
		3361	my $face = cf::face::find "sound/$sound->[1]";
		3362	cf::sound::set $sound->[0] => $face;
		3363	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3364	}
		3365
		3366	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3367	my $face = cf::face::find "sound/$v";
		3368	cf::sound::set $k => $face;
		3369	}
		3370	}
		3371	});
3149		3372
3150	register_exticmd fx_want => sub {	3373	register_exticmd fx_want => sub {
3151	my ($ns, $want) = @_;	3374	my ($ns, $want) = @_;
3152		3375
3153	while (my ($k, $v) = each %$want) {	3376	while (my ($k, $v) = each %$want) {
3154	$ns->fx_want ($k, $v);	3377	$ns->fx_want ($k, $v);
3155	}	3378	}
3156	};	3379	};
		3380
		3381	sub load_resource_file($) {
		3382	my $guard = lock_acquire "load_resource_file";
		3383
		3384	my $status = load_resource_file_ $_[0];
		3385	get_slot 0.1, 100;
		3386	cf::arch::commit_load;
		3387
		3388	$status
		3389	}
3157		3390
3158	sub reload_regions {	3391	sub reload_regions {
3159	# HACK to clear player env face cache, we need some signal framework	3392	# HACK to clear player env face cache, we need some signal framework
3160	# for this (global event?)	3393	# for this (global event?)
3161	%ext::player_env::MUSIC_FACE_CACHE = ();	3394	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3175	}	3408	}
3176		3409
3177	sub reload_archetypes {	3410	sub reload_archetypes {
3178	load_resource_file "$DATADIR/archetypes"	3411	load_resource_file "$DATADIR/archetypes"
3179	or die "unable to load archetypes\n";	3412	or die "unable to load archetypes\n";
3180	#d# NEED to laod twice to resolve forward references
3181	# this really needs to be done in an extra post-pass
3182	# (which needs to be synchronous, so solve it differently)
3183	load_resource_file "$DATADIR/archetypes"
3184	or die "unable to load archetypes\n";
3185	}	3413	}
3186		3414
3187	sub reload_treasures {	3415	sub reload_treasures {
3188	load_resource_file "$DATADIR/treasures"	3416	load_resource_file "$DATADIR/treasures"
3189	or die "unable to load treasurelists\n";	3417	or die "unable to load treasurelists\n";
3190	}	3418	}
3191		3419
3192	sub reload_resources {	3420	sub reload_resources {
3193	warn "reloading resource files...\n";	3421	warn "reloading resource files...\n";
3194		3422
		3423	reload_facedata;
		3424	reload_archetypes;
3195	reload_regions;	3425	reload_regions;
3196	reload_facedata;
3197	#reload_archetypes;#d#
3198	reload_archetypes;
3199	reload_treasures;	3426	reload_treasures;
3200		3427
3201	warn "finished reloading resource files\n";	3428	warn "finished reloading resource files\n";
3202	}	3429	}
3203		3430
3204	sub init {
3205	reload_resources;
3206	}
3207
3208	sub reload_config {	3431	sub reload_config {
		3432	warn "reloading config file...\n";
		3433
3209	open my $fh, "<:utf8", "$CONFDIR/config"	3434	open my $fh, "<:utf8", "$CONFDIR/config"
3210	or return;	3435	or return;
3211		3436
3212	local $/;	3437	local $/;
3213	*CFG = YAML::Syck::Load <$fh>;	3438	*CFG = YAML::XS::Load scalar <$fh>;
3214		3439
3215	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3440	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3216		3441
3217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3442	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3443	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3222	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3447	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3223	and die "WARNING: m(un)lockall failed: $!\n";	3448	and die "WARNING: m(un)lockall failed: $!\n";
3224	};	3449	};
3225	warn $@ if $@;	3450	warn $@ if $@;
3226	}	3451	}
		3452
		3453	warn "finished reloading resource files\n";
		3454	}
		3455
		3456	sub pidfile() {
		3457	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3458	or die "$PIDFILE: $!";
		3459	flock $fh, &Fcntl::LOCK_EX
		3460	or die "$PIDFILE: flock: $!";
		3461	$fh
		3462	}
		3463
		3464	# make sure only one server instance is running at any one time
		3465	sub atomic {
		3466	my $fh = pidfile;
		3467
		3468	my $pid = <$fh>;
		3469	kill 9, $pid if $pid > 0;
		3470
		3471	seek $fh, 0, 0;
		3472	print $fh $$;
		3473	}
		3474
		3475	sub main_loop {
		3476	warn "EV::loop starting\n";
		3477	if (1) {
		3478	EV::loop;
		3479	}
		3480	warn "EV::loop returned\n";
		3481	goto &main_loop unless $REALLY_UNLOOP;
3227	}	3482	}
3228		3483
3229	sub main {	3484	sub main {
		3485	cf::init_globals; # initialise logging
		3486
		3487	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3488	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3489	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3490	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3491
		3492	cf::init_experience;
		3493	cf::init_anim;
		3494	cf::init_attackmess;
		3495	cf::init_dynamic;
		3496
		3497	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3498
3230	# we must not ever block the main coroutine	3499	# we must not ever block the main coroutine
3231	local $Coro::idle = sub {	3500	local $Coro::idle = sub {
3232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3501	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3233	(async {	3502	(async {
3234	$Coro::current->{desc} = "IDLE BUG HANDLER";	3503	$Coro::current->{desc} = "IDLE BUG HANDLER";
3235	Event::one_event;	3504	EV::loop EV::LOOP_ONESHOT;
3236	})->prio (Coro::PRIO_MAX);	3505	})->prio (Coro::PRIO_MAX);
3237	};	3506	};
3238		3507
		3508	evthread_start IO::AIO::poll_fileno;
		3509
		3510	cf::sync_job {
		3511	reload_resources;
3239	reload_config;	3512	reload_config;
3240	db_init;	3513	db_init;
		3514
		3515	cf::load_settings;
		3516	cf::load_materials;
		3517	cf::init_uuid;
		3518	cf::init_signals;
		3519	cf::init_commands;
		3520	cf::init_skills;
		3521
		3522	cf::init_beforeplay;
		3523
		3524	atomic;
		3525
3241	load_extensions;	3526	load_extensions;
3242		3527
3243	$TICK_WATCHER->start;	3528	utime time, time, $RUNTIMEFILE;
3244	Event::loop;	3529
		3530	# no (long-running) fork's whatsoever before this point(!)
		3531	use POSIX ();
		3532	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3533
		3534	(pop @POST_INIT)->(0) while @POST_INIT;
		3535	};
		3536
		3537	main_loop;
3245	}	3538	}
3246		3539
3247	#############################################################################	3540	#############################################################################
3248	# initialisation and cleanup	3541	# initialisation and cleanup
3249		3542
3250	# install some emergency cleanup handlers	3543	# install some emergency cleanup handlers
3251	BEGIN {	3544	BEGIN {
		3545	our %SIGWATCHER = ();
3252	for my $signal (qw(INT HUP TERM)) {	3546	for my $signal (qw(INT HUP TERM)) {
3253	Event->signal (	3547	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3254	reentrant => 0,
3255	data => WF_AUTOCANCEL,
3256	signal => $signal,
3257	prio => 0,
3258	cb => sub {
3259	cf::cleanup "SIG$signal";	3548	cf::cleanup "SIG$signal";
3260	},
3261	);	3549	};
3262	}	3550	}
3263	}	3551	}
3264		3552
3265	sub write_runtime {	3553	sub write_runtime_sync {
3266	my $runtime = "$LOCALDIR/runtime";
3267
3268	# first touch the runtime file to show we are still running:	3554	# first touch the runtime file to show we are still running:
3269	# the fsync below can take a very very long time.	3555	# the fsync below can take a very very long time.
3270		3556
3271	IO::AIO::aio_utime $runtime, undef, undef;	3557	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3272		3558
3273	my $guard = cf::lock_acquire "write_runtime";	3559	my $guard = cf::lock_acquire "write_runtime";
3274		3560
3275	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3561	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3276	or return;	3562	or return;
3277		3563
3278	my $value = $cf::RUNTIME + 90 + 10;	3564	my $value = $cf::RUNTIME + 90 + 10;
3279	# 10 is the runtime save interval, for a monotonic clock	3565	# 10 is the runtime save interval, for a monotonic clock
3280	# 60 allows for the watchdog to kill the server.	3566	# 60 allows for the watchdog to kill the server.
…		…
3290	aio_utime $fh, undef, undef;	3576	aio_utime $fh, undef, undef;
3291		3577
3292	close $fh	3578	close $fh
3293	or return;	3579	or return;
3294		3580
3295	aio_rename "$runtime~", $runtime	3581	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3296	and return;	3582	and return;
3297		3583
3298	warn "runtime file written.\n";	3584	warn "runtime file written.\n";
3299		3585
3300	1	3586	1
		3587	}
		3588
		3589	our $uuid_lock;
		3590	our $uuid_skip;
		3591
		3592	sub write_uuid_sync($) {
		3593	$uuid_skip ||= $_[0];
		3594
		3595	return if $uuid_lock;
		3596	local $uuid_lock = 1;
		3597
		3598	my $uuid = "$LOCALDIR/uuid";
		3599
		3600	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3601	or return;
		3602
		3603	my $value = uuid_seq uuid_cur;
		3604
		3605	unless ($value) {
		3606	warn "cowardly refusing to write zero uuid value!\n";
		3607	return;
		3608	}
		3609
		3610	my $value = uuid_str $value + $uuid_skip;
		3611	$uuid_skip = 0;
		3612
		3613	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3614	and return;
		3615
		3616	# always fsync - this file is important
		3617	aio_fsync $fh
		3618	and return;
		3619
		3620	close $fh
		3621	or return;
		3622
		3623	aio_rename "$uuid~", $uuid
		3624	and return;
		3625
		3626	warn "uuid file written ($value).\n";
		3627
		3628	1
		3629
		3630	}
		3631
		3632	sub write_uuid($$) {
		3633	my ($skip, $sync) = @_;
		3634
		3635	$sync ? write_uuid_sync $skip
		3636	: async { write_uuid_sync $skip };
3301	}	3637	}
3302		3638
3303	sub emergency_save() {	3639	sub emergency_save() {
3304	my $freeze_guard = cf::freeze_mainloop;	3640	my $freeze_guard = cf::freeze_mainloop;
3305		3641
3306	warn "enter emergency perl save\n";	3642	warn "emergency_perl_save: enter\n";
3307		3643
3308	cf::sync_job {	3644	cf::sync_job {
		3645	# this is a trade-off: we want to be very quick here, so
		3646	# save all maps without fsync, and later call a global sync
		3647	# (which in turn might be very very slow)
		3648	local $USE_FSYNC = 0;
		3649
3309	# use a peculiar iteration method to avoid tripping on perl	3650	# use a peculiar iteration method to avoid tripping on perl
3310	# refcount bugs in for. also avoids problems with players	3651	# refcount bugs in for. also avoids problems with players
3311	# and maps saved/destroyed asynchronously.	3652	# and maps saved/destroyed asynchronously.
3312	warn "begin emergency player save\n";	3653	warn "emergency_perl_save: begin player save\n";
3313	for my $login (keys %cf::PLAYER) {	3654	for my $login (keys %cf::PLAYER) {
3314	my $pl = $cf::PLAYER{$login} or next;	3655	my $pl = $cf::PLAYER{$login} or next;
3315	$pl->valid or next;	3656	$pl->valid or next;
3316	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3657	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3317	$pl->save;	3658	$pl->save;
3318	}	3659	}
3319	warn "end emergency player save\n";	3660	warn "emergency_perl_save: end player save\n";
3320		3661
3321	warn "begin emergency map save\n";	3662	warn "emergency_perl_save: begin map save\n";
3322	for my $path (keys %cf::MAP) {	3663	for my $path (keys %cf::MAP) {
3323	my $map = $cf::MAP{$path} or next;	3664	my $map = $cf::MAP{$path} or next;
3324	$map->valid or next;	3665	$map->valid or next;
3325	$map->save;	3666	$map->save;
3326	}	3667	}
3327	warn "end emergency map save\n";	3668	warn "emergency_perl_save: end map save\n";
3328		3669
3329	warn "begin emergency database checkpoint\n";	3670	warn "emergency_perl_save: begin database checkpoint\n";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	3671	BDB::db_env_txn_checkpoint $DB_ENV;
3331	warn "end emergency database checkpoint\n";	3672	warn "emergency_perl_save: end database checkpoint\n";
		3673
		3674	warn "emergency_perl_save: begin write uuid\n";
		3675	write_uuid_sync 1;
		3676	warn "emergency_perl_save: end write uuid\n";
3332	};	3677	};
3333		3678
		3679	warn "emergency_perl_save: starting sync()\n";
		3680	IO::AIO::aio_sync sub {
		3681	warn "emergency_perl_save: finished sync()\n";
		3682	};
		3683
3334	warn "leave emergency perl save\n";	3684	warn "emergency_perl_save: leave\n";
3335	}	3685	}
3336		3686
3337	sub post_cleanup {	3687	sub post_cleanup {
3338	my ($make_core) = @_;	3688	my ($make_core) = @_;
3339		3689
3340	warn Carp::longmess "post_cleanup backtrace"	3690	warn Carp::longmess "post_cleanup backtrace"
3341	if $make_core;	3691	if $make_core;
		3692
		3693	my $fh = pidfile;
		3694	unlink $PIDFILE if <$fh> == $$;
		3695	}
		3696
		3697	# a safer delete_package, copied from Symbol
		3698	sub clear_package($) {
		3699	my $pkg = shift;
		3700
		3701	# expand to full symbol table name if needed
		3702	unless ($pkg =~ /^main::.*::$/) {
		3703	$pkg = "main$pkg" if $pkg =~ /^::/;
		3704	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3705	$pkg .= '::' unless $pkg =~ /::$/;
		3706	}
		3707
		3708	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3709	my $stem_symtab = *{$stem}{HASH};
		3710
		3711	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3712	or return;
		3713
		3714	# clear all symbols
		3715	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3716	for my $name (keys %$leaf_symtab) {
		3717	_gv_clear *{"$pkg$name"};
		3718	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3719	}
		3720	warn "cleared package $pkg\n";#d#
3342	}	3721	}
3343		3722
3344	sub do_reload_perl() {	3723	sub do_reload_perl() {
3345	# can/must only be called in main	3724	# can/must only be called in main
3346	if ($Coro::current != $Coro::main) {	3725	if ($Coro::current != $Coro::main) {
3347	warn "can only reload from main coroutine";	3726	warn "can only reload from main coroutine";
3348	return;	3727	return;
3349	}	3728	}
3350		3729
		3730	return if $RELOAD++;
		3731
		3732	my $t1 = EV::time;
		3733
		3734	while ($RELOAD) {
3351	warn "reloading...";	3735	warn "reloading...";
3352		3736
3353	warn "entering sync_job";	3737	warn "entering sync_job";
3354		3738
3355	cf::sync_job {	3739	cf::sync_job {
3356	cf::write_runtime; # external watchdog should not bark	3740	cf::write_runtime_sync; # external watchdog should not bark
3357	cf::emergency_save;	3741	cf::emergency_save;
3358	cf::write_runtime; # external watchdog should not bark	3742	cf::write_runtime_sync; # external watchdog should not bark
3359		3743
3360	warn "syncing database to disk";	3744	warn "syncing database to disk";
3361	BDB::db_env_txn_checkpoint $DB_ENV;	3745	BDB::db_env_txn_checkpoint $DB_ENV;
3362		3746
3363	# if anything goes wrong in here, we should simply crash as we already saved	3747	# if anything goes wrong in here, we should simply crash as we already saved
3364		3748
3365	warn "cancelling all WF_AUTOCANCEL watchers";
3366	for (Event::all_watchers) {
3367	$_->cancel if $_->data & WF_AUTOCANCEL;
3368	}
3369
3370	warn "flushing outstanding aio requests";	3749	warn "flushing outstanding aio requests";
3371	for (;;) {
3372	BDB::flush;
3373	IO::AIO::flush;
3374	Coro::cede;
3375	last unless IO::AIO::nreqs || BDB::nreqs;	3750	while (IO::AIO::nreqs || BDB::nreqs) {
3376	warn "iterate...";	3751	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3377	}
3378
3379	++$RELOAD;
3380
3381	warn "cancelling all extension coros";
3382	$_->cancel for values %EXT_CORO;
3383	%EXT_CORO = ();
3384
3385	warn "removing commands";
3386	%COMMAND = ();
3387
3388	warn "removing ext/exti commands";
3389	%EXTCMD = ();
3390	%EXTICMD = ();
3391
3392	warn "unloading/nuking all extensions";
3393	for my $pkg (@EXTS) {
3394	warn "... unloading $pkg";
3395
3396	if (my $cb = $pkg->can ("unload")) {
3397	eval {
3398	$cb->($pkg);
3399	1
3400	} or warn "$pkg unloaded, but with errors: $@";
3401	}	3752	}
3402		3753
3403	warn "... nuking $pkg";	3754	warn "cancelling all extension coros";
3404	Symbol::delete_package $pkg;	3755	$_->cancel for values %EXT_CORO;
3405	}	3756	%EXT_CORO = ();
3406		3757
3407	warn "unloading all perl modules loaded from $LIBDIR";	3758	warn "removing commands";
3408	while (my ($k, $v) = each %INC) {	3759	%COMMAND = ();
3409	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3410		3760
		3761	warn "removing ext/exti commands";
		3762	%EXTCMD = ();
		3763	%EXTICMD = ();
		3764
		3765	warn "unloading/nuking all extensions";
		3766	for my $pkg (@EXTS) {
3411	warn "... unloading $k";	3767	warn "... unloading $pkg";
3412	delete $INC{$k};
3413		3768
3414	$k =~ s/\.pm$//;
3415	$k =~ s/\//::/g;
3416
3417	if (my $cb = $k->can ("unload_module")) {	3769	if (my $cb = $pkg->can ("unload")) {
		3770	eval {
3418	$cb->();	3771	$cb->($pkg);
		3772	1
		3773	} or warn "$pkg unloaded, but with errors: $@";
		3774	}
		3775
		3776	warn "... clearing $pkg";
		3777	clear_package $pkg;
3419	}	3778	}
3420		3779
3421	Symbol::delete_package $k;	3780	warn "unloading all perl modules loaded from $LIBDIR";
		3781	while (my ($k, $v) = each %INC) {
		3782	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3783
		3784	warn "... unloading $k";
		3785	delete $INC{$k};
		3786
		3787	$k =~ s/\.pm$//;
		3788	$k =~ s/\//::/g;
		3789
		3790	if (my $cb = $k->can ("unload_module")) {
		3791	$cb->();
		3792	}
		3793
		3794	clear_package $k;
3422	}	3795	}
3423		3796
3424	warn "getting rid of safe::, as good as possible";	3797	warn "getting rid of safe::, as good as possible";
3425	Symbol::delete_package "safe::$_"	3798	clear_package "safe::$_"
3426	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3799	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3427		3800
3428	warn "unloading cf.pm \"a bit\"";	3801	warn "unloading cf.pm \"a bit\"";
3429	delete $INC{"cf.pm"};	3802	delete $INC{"cf.pm"};
3430	delete $INC{"cf/pod.pm"};	3803	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3431		3804
3432	# don't, removes xs symbols, too,	3805	# don't, removes xs symbols, too,
3433	# and global variables created in xs	3806	# and global variables created in xs
3434	#Symbol::delete_package __PACKAGE__;	3807	#clear_package __PACKAGE__;
3435		3808
3436	warn "unload completed, starting to reload now";	3809	warn "unload completed, starting to reload now";
3437		3810
3438	warn "reloading cf.pm";	3811	warn "reloading cf.pm";
3439	require cf;	3812	require cf;
3440	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3813	cf::_connect_to_perl_1;
3441		3814
3442	warn "loading config and database again";	3815	warn "loading config and database again";
3443	cf::reload_config;	3816	cf::reload_config;
3444		3817
3445	warn "loading extensions";	3818	warn "loading extensions";
3446	cf::load_extensions;	3819	cf::load_extensions;
3447		3820
		3821	if ($REATTACH_ON_RELOAD) {
3448	warn "reattaching attachments to objects/players";	3822	warn "reattaching attachments to objects/players";
3449	_global_reattach; # objects, sockets	3823	_global_reattach; # objects, sockets
3450	warn "reattaching attachments to maps";	3824	warn "reattaching attachments to maps";
3451	reattach $_ for values %MAP;	3825	reattach $_ for values %MAP;
3452	warn "reattaching attachments to players";	3826	warn "reattaching attachments to players";
3453	reattach $_ for values %PLAYER;	3827	reattach $_ for values %PLAYER;
		3828	}
3454		3829
		3830	warn "running post_init jobs";
		3831	(pop @POST_INIT)->(1) while @POST_INIT;
		3832
3455	warn "leaving sync_job";	3833	warn "leaving sync_job";
3456		3834
3457	1	3835	1
3458	} or do {	3836	} or do {
3459	warn $@;	3837	warn $@;
3460	warn "error while reloading, exiting.";	3838	cf::cleanup "error while reloading, exiting.";
3461	exit 1;
3462	};	3839	};
3463		3840
3464	warn "reloaded";	3841	warn "reloaded";
		3842	--$RELOAD;
		3843	}
		3844
		3845	$t1 = EV::time - $t1;
		3846	warn "reload completed in ${t1}s\n";
3465	};	3847	};
3466		3848
3467	our $RELOAD_WATCHER; # used only during reload	3849	our $RELOAD_WATCHER; # used only during reload
3468		3850
3469	sub reload_perl() {	3851	sub reload_perl() {
3470	# doing reload synchronously and two reloads happen back-to-back,	3852	# doing reload synchronously and two reloads happen back-to-back,
3471	# coro crashes during coro_state_free->destroy here.	3853	# coro crashes during coro_state_free->destroy here.
3472		3854
3473	$RELOAD_WATCHER ||= Event->timer (	3855	$RELOAD_WATCHER ||= cf::async {
3474	reentrant => 0,	3856	Coro::AIO::aio_wait cache_extensions;
3475	after => 0,	3857
3476	data => WF_AUTOCANCEL,	3858	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3477	cb => sub {
3478	do_reload_perl;	3859	do_reload_perl;
3479	undef $RELOAD_WATCHER;	3860	undef $RELOAD_WATCHER;
3480	},	3861	};
3481	);	3862	};
3482	}	3863	}
3483		3864
3484	register_command "reload" => sub {	3865	register_command "reload" => sub {
3485	my ($who, $arg) = @_;	3866	my ($who, $arg) = @_;
3486		3867
…		…
3499		3880
3500	our @WAIT_FOR_TICK;	3881	our @WAIT_FOR_TICK;
3501	our @WAIT_FOR_TICK_BEGIN;	3882	our @WAIT_FOR_TICK_BEGIN;
3502		3883
3503	sub wait_for_tick {	3884	sub wait_for_tick {
3504	return unless $TICK_WATCHER->is_active;
3505	return if $Coro::current == $Coro::main;	3885	return if tick_inhibit || $Coro::current == $Coro::main;
3506		3886
3507	my $signal = new Coro::Signal;	3887	my $signal = new Coro::Signal;
3508	push @WAIT_FOR_TICK, $signal;	3888	push @WAIT_FOR_TICK, $signal;
3509	$signal->wait;	3889	$signal->wait;
3510	}	3890	}
3511		3891
3512	sub wait_for_tick_begin {	3892	sub wait_for_tick_begin {
3513	return unless $TICK_WATCHER->is_active;
3514	return if $Coro::current == $Coro::main;	3893	return if tick_inhibit || $Coro::current == $Coro::main;
3515		3894
3516	my $signal = new Coro::Signal;	3895	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK_BEGIN, $signal;	3896	push @WAIT_FOR_TICK_BEGIN, $signal;
3518	$signal->wait;	3897	$signal->wait;
3519	}	3898	}
3520		3899
3521	$TICK_WATCHER = Event->timer (	3900	sub tick {
3522	reentrant => 0,
3523	parked => 1,
3524	prio => 0,
3525	at => $NEXT_TICK || $TICK,
3526	data => WF_AUTOCANCEL,
3527	cb => sub {
3528	if ($Coro::current != $Coro::main) {	3901	if ($Coro::current != $Coro::main) {
3529	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3902	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3530	unless ++$bug_warning > 10;	3903	unless ++$bug_warning > 10;
3531	return;	3904	return;
3532	}	3905	}
3533		3906
3534	$NOW = $tick_start = Event::time;
3535
3536	cf::server_tick; # one server iteration	3907	cf::server_tick; # one server iteration
3537		3908
3538	$RUNTIME += $TICK;
3539	$NEXT_TICK += $TICK;
3540
3541	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3909	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3542	$NEXT_RUNTIME_WRITE = $NOW + 10;	3910	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3543	Coro::async_pool {	3911	Coro::async_pool {
3544	$Coro::current->{desc} = "runtime saver";	3912	$Coro::current->{desc} = "runtime saver";
3545	write_runtime	3913	write_runtime_sync
3546	or warn "ERROR: unable to write runtime file: $!";	3914	or warn "ERROR: unable to write runtime file: $!";
3547	};
3548	}	3915	};
		3916	}
3549		3917
3550	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3918	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3551	$sig->send;	3919	$sig->send;
3552	}	3920	}
3553	while (my $sig = shift @WAIT_FOR_TICK) {	3921	while (my $sig = shift @WAIT_FOR_TICK) {
3554	$sig->send;	3922	$sig->send;
3555	}	3923	}
3556		3924
3557	$NOW = Event::time;	3925	$LOAD = ($NOW - $TICK_START) / $TICK;
3558
3559	# if we are delayed by four ticks or more, skip them all
3560	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3561
3562	$TICK_WATCHER->at ($NEXT_TICK);
3563	$TICK_WATCHER->start;
3564
3565	$LOAD = ($NOW - $tick_start) / $TICK;
3566	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3926	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3567		3927
3568	_post_tick;	3928	if (0) {
		3929	if ($NEXT_TICK) {
		3930	my $jitter = $TICK_START - $NEXT_TICK;
		3931	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3932	warn "jitter $JITTER\n";#d#
		3933	}
3569	},	3934	}
3570	);	3935	}
3571		3936
3572	{	3937	{
		3938	# configure BDB
		3939
3573	BDB::min_parallel 8;	3940	BDB::min_parallel 8;
3574	BDB::max_poll_time $TICK * 0.1;	3941	BDB::max_poll_reqs $TICK * 0.1;
3575	$BDB_POLL_WATCHER = Event->io (	3942	$AnyEvent::BDB::WATCHER->priority (1);
3576	reentrant => 0,
3577	fd => BDB::poll_fileno,
3578	poll => 'r',
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => \&BDB::poll_cb,
3582	);
3583
3584	BDB::set_sync_prepare {
3585	my $status;
3586	my $current = $Coro::current;
3587	(
3588	sub {
3589	$status = $!;
3590	$current->ready; undef $current;
3591	},
3592	sub {
3593	Coro::schedule while defined $current;
3594	$! = $status;
3595	},
3596	)
3597	};
3598		3943
3599	unless ($DB_ENV) {	3944	unless ($DB_ENV) {
3600	$DB_ENV = BDB::db_env_create;	3945	$DB_ENV = BDB::db_env_create;
3601	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3946	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3602	| BDB::LOG_AUTOREMOVE, 1);	3947	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3948	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3603	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3949	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3604	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3950	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3605		3951
3606	cf::sync_job {	3952	cf::sync_job {
3607	eval {	3953	eval {
…		…
3617		3963
3618	cf::cleanup "db_env_open(db): $@" if $@;	3964	cf::cleanup "db_env_open(db): $@" if $@;
3619	};	3965	};
3620	}	3966	}
3621		3967
3622	$BDB_DEADLOCK_WATCHER = Event->timer (	3968	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3623	after => 3,
3624	interval => 1,
3625	hard => 1,
3626	prio => 0,
3627	data => WF_AUTOCANCEL,
3628	cb => sub {
3629	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	3969	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3630	},
3631	);	3970	};
3632	$BDB_CHECKPOINT_WATCHER = Event->timer (	3971	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3633	after => 11,
3634	interval => 60,
3635	hard => 1,
3636	prio => 0,
3637	data => WF_AUTOCANCEL,
3638	cb => sub {
3639	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3972	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3640	},
3641	);	3973	};
3642	$BDB_TRICKLE_WATCHER = Event->timer (	3974	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3643	after => 5,
3644	interval => 10,
3645	hard => 1,
3646	prio => 0,
3647	data => WF_AUTOCANCEL,
3648	cb => sub {
3649	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3975	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3650	},
3651	);	3976	};
3652	}	3977	}
3653		3978
3654	{	3979	{
		3980	# configure IO::AIO
		3981
3655	IO::AIO::min_parallel 8;	3982	IO::AIO::min_parallel 8;
3656
3657	undef $Coro::AIO::WATCHER;
3658	IO::AIO::max_poll_time $TICK * 0.1;	3983	IO::AIO::max_poll_time $TICK * 0.1;
3659	$AIO_POLL_WATCHER = Event->io (	3984	undef $AnyEvent::AIO::WATCHER;
3660	reentrant => 0,
3661	data => WF_AUTOCANCEL,
3662	fd => IO::AIO::poll_fileno,
3663	poll => 'r',
3664	prio => 0,
3665	cb => \&IO::AIO::poll_cb,
3666	);
3667	}	3985	}
3668		3986
3669	my $_log_backtrace;	3987	my $_log_backtrace;
3670		3988
3671	sub _log_backtrace {	3989	sub _log_backtrace {
…		…
3674	$msg =~ s/\n//;	3992	$msg =~ s/\n//;
3675		3993
3676	# limit the # of concurrent backtraces	3994	# limit the # of concurrent backtraces
3677	if ($_log_backtrace < 2) {	3995	if ($_log_backtrace < 2) {
3678	++$_log_backtrace;	3996	++$_log_backtrace;
		3997	my $perl_bt = Carp::longmess $msg;
3679	async {	3998	async {
3680	$Coro::current->{desc} = "abt $msg";	3999	$Coro::current->{desc} = "abt $msg";
3681		4000
3682	my @bt = fork_call {	4001	my @bt = fork_call {
3683	@addr = map { sprintf "%x", $_ } @addr;	4002	@addr = map { sprintf "%x", $_ } @addr;
…		…
3694	}	4013	}
3695		4014
3696	@funcs	4015	@funcs
3697	};	4016	};
3698		4017
3699	LOG llevInfo, "[ABT] $msg\n";	4018	LOG llevInfo, "[ABT] $perl_bt\n";
		4019	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3700	LOG llevInfo, "[ABT] $_\n" for @bt;	4020	LOG llevInfo, "[ABT] $_\n" for @bt;
3701	--$_log_backtrace;	4021	--$_log_backtrace;
3702	};	4022	};
3703	} else {	4023	} else {
3704	LOG llevInfo, "[ABT] $msg\n";	4024	LOG llevInfo, "[ABT] $msg\n";
3705	LOG llevInfo, "[ABT] [suppressed]\n";	4025	LOG llevInfo, "[ABT] [suppressed]\n";
3706	}	4026	}
3707	}	4027	}
3708		4028
3709	# load additional modules	4029	# load additional modules
3710	use cf::pod;	4030	require "cf/$_.pm" for @EXTRA_MODULES;
		4031	cf::_connect_to_perl_2;
3711		4032
3712	END { cf::emergency_save }	4033	END { cf::emergency_save }
3713		4034
3714	1	4035	1
3715		4036

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