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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.336 by root, Tue Aug 21 00:31:18 2007 UTC vs.
Revision 1.488 by root, Wed Oct 21 00:44:39 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 Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
14		37
		38	use Guard ();
15	use Coro 3.64 ();	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 1.4 ();	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 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
75		112
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	115	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
86		124
87	our %CFG;	125	our %CFG;
88		126
89	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
91		130
92	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
95		134
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		137
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		147
103	binmode STDOUT;	148	binmode STDOUT;
104	binmode STDERR;	149	binmode STDERR;
105		150
106	# read virtual server time, if available	151	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
111	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
112		159
113	mkdir $_	160	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		162
116	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
117		164
118	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::"} };
119		177
120	#############################################################################	178	#############################################################################
121		179
122	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
123		181
…		…
159		217
160	The raw value load value from the last tick.	218	The raw value load value from the last tick.
161		219
162	=item %cf::CFG	220	=item %cf::CFG
163		221
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	223	from wherever your confdir points to.
166		224
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		226
169	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
170	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
171	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.
172		230
173	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
174		232
175	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
176	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
177	that call.	235	that call.
178		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
179	=back	243	=back
180		244
181	=cut	245	=cut
182		246
183	BEGIN {	247	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	248	my $msg = join "", @_;
186		249
187	$msg .= "\n"	250	$msg .= "\n"
188	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
189		252
190	$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;
191		254
192	utf8::encode $msg;
193	LOG llevError, $msg;	255	LOG llevError, $msg;
194	};	256	};
195	}	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	};
196		271
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	282	for my $pkg (qw(
208	cf::global cf::attachable	283	cf::global cf::attachable
209	cf::object cf::object::player	284	cf::object cf::object::player
210	cf::client cf::player	285	cf::client cf::player
211	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
212	cf::map cf::party cf::region	288	cf::party cf::region
213	)) {	289	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	291	}
217		292
218	$Event::DIED = sub {	293	$EV::DIED = sub {
219	warn "error in event callback: @_";	294	warn "error in event callback: @_";
220	};	295	};
221		296
222	#############################################################################	297	#############################################################################
223		298
…		…
246	$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;
247	$d	322	$d
248	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
249	}	324	}
250		325
251	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
252		327
253	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
254		329
255	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
256		331
257	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
258		333
259	=cut	334	=cut
260		335
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		337
263	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		354
266	=item cf::lock_wait $string	355	=item cf::lock_wait $string
267		356
268	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
269		358
270	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
271		360
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
275	returned.	364	returned.
276		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
277	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
279		371
280	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
281		373
282	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.
283		375
284	=cut	376	=cut
285		377
286	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
287		379
288	sub lock_wait($) {	380	sub lock_wait($) {
289	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	382	}
297		383
298	sub lock_acquire($) {	384	sub lock_acquire($) {
299	my ($key) = @_;	385	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	386	}
311		387
312	sub lock_active($) {	388	sub lock_active($) {
313	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	390	}
317		391
318	sub freeze_mainloop {	392	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
320		394
321	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	396	}
323	};	397
324	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
325	$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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
326	}	411	}
327		412
328	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
329		414
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
343		428
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
346	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
347		434
348	while () {	435	while () {
349	next_job:	436	next_job:
350	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
358	}	445	}
359	}	446	}
360	}	447	}
361		448
362	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	452	$signal->wait;
366	} else {	453	} else {
367	Coro::schedule;	454	Coro::schedule;
368	}	455	}
369	}	456	}
370	};	457	};
371		458
372	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
373	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
374		463
375	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
377		466
…		…
391		480
392	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
393		482
394	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
395		484
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	488	acceptable.
400		489
401	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
402	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
…		…
407		496
408	sub sync_job(&) {	497	sub sync_job(&) {
409	my ($job) = @_;	498	my ($job) = @_;
410		499
411	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	501	my $time = EV::time;
413		502
414	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
416		505
417	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	507
419	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
420		509
421	my $busy = 1;	510	my $busy = 1;
422	my @res;	511	my @res;
423		512
424	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	515	@res = eval { $job->() };
426	warn $@ if $@;	516	warn $@ if $@;
427	undef $busy;	517	undef $busy;
428	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
429		519
430	while ($busy) {	520	while ($busy) {
431	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
432	}	525	}
		526	}
433		527
434	$time = Event::time - $time;	528	my $time = EV::time - $time;
435		529
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
440		531
441	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
442	} else {	533	} else {
443	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
444		535
…		…
469	=item fork_call { }, $args	560	=item fork_call { }, $args
470		561
471	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
472	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
475		566
476	=cut	567	=cut
477		568
478	sub fork_call(&@) {	569	sub fork_call(&@) {
479	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
480		571
481	# we seemingly have to make a local copy of the whole thing,	572	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	573	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	574	# TODO: investigate and fix (likely this will be rather laborious)
484		575
485	my @res = Coro::Util::fork_eval {	576	my @res = Coro::Util::fork_eval {
486	reset_signals;	577	reset_signals;
487	&$cb	578	&$cb
488	}, @args;	579	}, @args;
489		580
490	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
491	}	582	}
492		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
		609	}
		610
493	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
494		612
495	Returns a single value from the environment database.	613	Returns a single value from the environment database.
496		614
497	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
498		616
499	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
502	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
503		643
504	our $DB;	644	our $DB;
505		645
506	sub db_init {	646	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	647	cf::sync_job {
511	eval {	648	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	649	};
521	}	650	}
522		651
523	sub db_get($$) {	652	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
525		654
…		…
575	if (1) {	704	if (1) {
576	$md5 =	705	$md5 =
577	join "\x00",	706	join "\x00",
578	$processversion,	707	$processversion,
579	map {	708	map {
580	Coro::cede;	709	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	711	} 0.. $#$src;
583		712
584		713
585	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		752
624	#############################################################################	753	#############################################################################
625		754
626	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
627		756
628	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
629	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")
630	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
631		760
632	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>
633	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
634	Crossfire TRT).	763	Deliantra).
635		764
636	=over 4	765	=over 4
637		766
638	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
639		768
…		…
683	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
684		813
685	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
686	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
687		816
688	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		819
691	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
692		821
693	=over 4	822	=over 4
…		…
921	}	1050	}
922		1051
923	0	1052	0
924	}	1053	}
925		1054
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1056
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1058
930	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
931		1060
…		…
937		1066
938	=cut	1067	=cut
939		1068
940	#############################################################################	1069	#############################################################################
941	# object support	1070	# object support
942	#
943		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
944	sub _can_merge {	1105	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
946		1107
947	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1109
951	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
952	}	1112	}
953		1113
954	sub reattach {	1114	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1116	my ($obj) = @_;
957		1117
		1118	# no longer needed after getting rid of delete_package?
958	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
959		1120
960	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
961		1122
962	@$registry = ();	1123	@$registry = ();
963		1124
…		…
978	cf::attachable->attach (	1139	cf::attachable->attach (
979	prio => -1000000,	1140	prio => -1000000,
980	on_instantiate => sub {	1141	on_instantiate => sub {
981	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
982		1143
983	$data = from_json $data;	1144	$data = decode_json $data;
984		1145
985	for (@$data) {	1146	for (@$data) {
986	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
987		1148
988	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1165	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1006		1167
1007	sync_job {	1168	sync_job {
1008	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1011		1173
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1181	aio_close $fh;
1017		1182
1018	if (@$objs) {	1183	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1186	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1187	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1192	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1193	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1194	}
1027	} else {	1195	} else {
1028	aio_unlink "$filename.pst";	1196	aio_unlink "$filename.pst";
1029	}	1197	}
1030		1198
1031	aio_rename "$filename~", $filename;	1199	aio_rename "$filename~", $filename;
		1200
		1201	$filename =~ s%/[^/]+$%%;
		1202	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1203	} else {
1033	warn "FATAL: $filename~: $!\n";	1204	warn "unable to save objects: $filename~: $!\n";
1034	}	1205	}
1035	} else {	1206	} else {
1036	aio_unlink $filename;	1207	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1208	aio_unlink "$filename.pst";
1038	}	1209	}
1039	}	1210	};
1040	}	1211	}
1041		1212
1042	sub object_freezer_as_string {	1213	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1214	my ($rdata, $objs) = @_;
1044		1215
…		…
1056	or return;	1227	or return;
1057		1228
1058	unless (aio_stat "$filename.pst") {	1229	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1230	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1231	or return;
		1232
1061	$av = eval { (Storable::thaw $av)->{objs} };	1233	my $st = eval { Coro::Storable::thaw $av };
		1234	$av = $st->{objs};
1062	}	1235	}
1063		1236
		1237	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1238	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1239	$decname, length $data, scalar @{$av || []};
		1240
1066	return ($data, $av);	1241	($data, $av)
1067	}	1242	}
1068		1243
1069	=head2 COMMAND CALLBACKS	1244	=head2 COMMAND CALLBACKS
1070		1245
1071	=over 4	1246	=over 4
…		…
1125	my ($name, $cb) = @_;	1300	my ($name, $cb) = @_;
1126		1301
1127	$EXTICMD{$name} = $cb;	1302	$EXTICMD{$name} = $cb;
1128	}	1303	}
1129		1304
		1305	use File::Glob ();
		1306
1130	cf::player->attach (	1307	cf::player->attach (
1131	on_command => sub {	1308	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1309	my ($pl, $name, $params) = @_;
1133		1310
1134	my $cb = $COMMAND{$name}	1311	my $cb = $COMMAND{$name}
…		…
1149	my ($type, $reply, @payload) =	1326	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1327	"ARRAY" eq ref $msg
1151	? @$msg	1328	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1329	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1330
		1331	my @reply;
		1332
1154	if (my $cb = $EXTCMD{$type}) {	1333	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1334	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1335	}
		1336
		1337	$pl->ext_reply ($reply, @reply)
		1338	if $reply;
		1339
1160	} else {	1340	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1341	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1342	}
1163		1343
1164	cf::override;	1344	cf::override;
1165	},	1345	},
1166	);	1346	);
		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	}
1167		1360
1168	sub load_extensions {	1361	sub load_extensions {
1169	cf::sync_job {	1362	cf::sync_job {
1170	my %todo;	1363	my %todo;
1171		1364
…		…
1191		1384
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1385	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1386	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1387
1195	$ext{source} =	1388	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1389	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1390	. "#line 1 \"$path\"\n{\n"
1198	. $source	1391	. $source
1199	. "\n};\n1";	1392	. "\n};\n1";
1200		1393
1201	$todo{$base} = \%ext;	1394	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1410	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1411	: "$v->{base}: extension inactive.\n";
1219		1412
1220	if (exists $v->{meta}{mandatory}) {	1413	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1414	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1415	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1416	}
1225		1417
1226	warn $msg;	1418	warn $msg;
1227	}	1419	}
1228		1420
…		…
1242		1434
1243	=back	1435	=back
1244		1436
1245	=head2 CORE EXTENSIONS	1437	=head2 CORE EXTENSIONS
1246		1438
1247	Functions and methods that extend core crossfire objects.	1439	Functions and methods that extend core deliantra objects.
1248		1440
1249	=cut	1441	=cut
1250		1442
1251	package cf::player;	1443	package cf::player;
1252		1444
1253	use Coro::AIO;	1445	use Coro::AIO;
1254		1446
1255	=head3 cf::player	1447	=head3 cf::player
1256		1448
1257	=over 4	1449	=over 4
		1450
		1451	=item cf::player::num_playing
		1452
		1453	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1454
		1455	=cut
		1456
		1457	sub num_playing {
		1458	scalar grep
		1459	$_->ob->map
		1460	&& !$_->hidden
		1461	&& !$_->ob->flag (cf::FLAG_WIZ),
		1462	cf::player::list
		1463	}
1258		1464
1259	=item cf::player::find $login	1465	=item cf::player::find $login
1260		1466
1261	Returns the given player object, loading it if necessary (might block).	1467	Returns the given player object, loading it if necessary (might block).
1262		1468
…		…
1281		1487
1282	sub exists($) {	1488	sub exists($) {
1283	my ($login) = @_;	1489	my ($login) = @_;
1284		1490
1285	$cf::PLAYER{$login}	1491	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1492	or !aio_stat path $login
1287	}	1493	}
1288		1494
1289	sub find($) {	1495	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1496	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1497	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1504	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1505	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1506	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1507	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1508
1303	my $pl = load_pl path $login	1509	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1510	or return;
		1511
		1512	my $pl = cf::player::load_pl $f
		1513	or return;
		1514
		1515	local $cf::PLAYER_LOADING{$login} = $pl;
		1516	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1517	$cf::PLAYER{$login} = $pl
1306	}	1518	}
1307	}	1519	}
1308	}	1520	}
1309		1521
…		…
1318	return if $pl->{deny_save};	1530	return if $pl->{deny_save};
1319		1531
1320	aio_mkdir playerdir $pl, 0770;	1532	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1533	$pl->{last_save} = $cf::RUNTIME;
1322		1534
		1535	cf::get_slot 0.01;
		1536
1323	$pl->save_pl ($path);	1537	$pl->save_pl ($path);
1324	Coro::cede;	1538	cf::cede_to_tick;
1325	}	1539	}
1326		1540
1327	sub new($) {	1541	sub new($) {
1328	my ($login) = @_;	1542	my ($login) = @_;
1329		1543
…		…
1358	my ($pl) = @_;	1572	my ($pl) = @_;
1359		1573
1360	my $name = $pl->ob->name;	1574	my $name = $pl->ob->name;
1361		1575
1362	$pl->{deny_save} = 1;	1576	$pl->{deny_save} = 1;
1363	$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
1364		1578
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1579	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1580	$pl->deactivate;
		1581	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1582	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1583	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1584	$pl->ns->destroy if $pl->ns;
1369		1585
1370	my $path = playerdir $pl;	1586	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1587	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1623	or return [];
1408		1624
1409	my @logins;	1625	my @logins;
1410		1626
1411	for my $login (@$dirs) {	1627	for my $login (@$dirs) {
		1628	my $path = path $login;
		1629
		1630	# a .pst is a dead give-away for a valid player
		1631	# if no pst file found, open and chekc for blocked users
		1632	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1633	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1634	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1635	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1636	}
1415		1637
1416	utf8::decode $login;	1638	utf8::decode $login;
1417	push @logins, $login;	1639	push @logins, $login;
1418	}	1640	}
1419		1641
…		…
1446	}	1668	}
1447		1669
1448	\@paths	1670	\@paths
1449	}	1671	}
1450		1672
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1673	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1674
1453	Expand crossfire pod fragments into protocol xml.	1675	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1676
1501	=item $player->ext_reply ($msgid, @msg)	1677	=item $player->ext_reply ($msgid, @msg)
1502		1678
1503	Sends an ext reply to the player.	1679	Sends an ext reply to the player.
1504		1680
…		…
1571	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1573		1749
1574	sub generate_random_map {	1750	sub generate_random_map {
1575	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
1576	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1577	$self->_create_random_map (	1756	$self->_create_random_map (
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1702		1881
1703	# the temporary/swap location	1882	# the temporary/swap location
1704	sub save_path {	1883	sub save_path {
1705	my ($self) = @_;	1884	my ($self) = @_;
1706		1885
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1709	}	1888	}
1710		1889
1711	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1712	sub uniq_path {	1891	sub uniq_path {
1713	my ($self) = @_;	1892	my ($self) = @_;
1714		1893
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1717	}
1718
1719	# and all this just because we cannot iterate over
1720	# all maps in C++...
1721	sub change_all_map_light {
1722	my ($change) = @_;
1723
1724	$_->change_map_light ($change)
1725	for grep $_->outdoor, values %cf::MAP;
1726	}	1896	}
1727		1897
1728	sub decay_objects {	1898	sub decay_objects {
1729	my ($self) = @_;	1899	my ($self) = @_;
1730		1900
…		…
1743		1913
1744	sub load_header_from($) {	1914	sub load_header_from($) {
1745	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1746		1916
1747	utf8::encode $path;	1917	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	or return;	1919	or return;
		1920
		1921	$self->_load_header ($f)
		1922	or return;
		1923
		1924	local $MAP_LOADING{$self->{path}} = $self;
		1925	$f->resolve_delayed_derefs;
1753		1926
1754	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1755		1928
1756	1	1929	1
1757	}	1930	}
…		…
1811	sub find {	1984	sub find {
1812	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1813		1986
1814	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1815		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1817		1991
1818	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1819	my $guard = cf::lock_acquire "map_find:$path";
1820	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1821	or return;	1994	or return;
1822		1995
1823	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1824		1997
…		…
1826	or return;	1999	or return;
1827		2000
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1831	$map->reset;	2006	$map->reset;
1832	undef $guard;
1833	return find $path;	2007	return find $path;
1834	}	2008	}
1835		2009
1836	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1837	}	2011	}
…		…
1846	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1847		2021
1848	my $path = $self->{path};	2022	my $path = $self->{path};
1849		2023
1850	{	2024	{
1851	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1852		2026
		2027	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1854		2029
1855	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1856		2031
1857	$self->alloc;	2032	$self->alloc;
1858		2033
1859	$self->pre_load;	2034	$self->pre_load;
1860	Coro::cede;	2035	cf::cede_to_tick;
1861		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1862	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1863	or return;	2040	or return;
1864		2041
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1866	if delete $self->{load_original};	2043	if delete $self->{load_original};
1867		2044
1868	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2046	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2049	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1873	}	2053	}
1874	}	2054	}
1875		2055
1876	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1877	# now do the right thing for maps	2059	# now do the right thing for maps
1878	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2062	unless $self->difficulty;
1881	Coro::cede;	2063	cf::cede_to_tick;
1882		2064
1883	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2066	$self->decay_objects;
1885	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1886	$self->update_buttons;	2068	$self->update_buttons;
1887	Coro::cede;	2069	cf::cede_to_tick;
1888	$self->set_darkness_map;
1889	Coro::cede;
1890	$self->activate;	2070	$self->activate;
1891	}	2071	}
1892		2072
1893	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1895		2075
1896	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1897	}	2077	}
1898		2078
1899	$self->post_load;	2079	$self->post_load;
1900	}	2080	}
1901		2081
…		…
1944	}	2124	}
1945		2125
1946	sub do_load_sync {	2126	sub do_load_sync {
1947	my ($map) = @_;	2127	my ($map) = @_;
1948		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1949	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1950	}	2133	}
1951		2134
1952	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1954		2137
1955	sub find_async {	2138	sub find_async {
1956	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1957		2140
1958	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1959		2142
1960	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962	}	2145	}
1963		2146
1964	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1965	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1966	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2154	if (my $map = find $k) {
1969	$map->load;	2155	$map->load if $v;
1970	}	2156	}
1971		2157
1972	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1973	}	2159	}
1974	}	2160	}
1975	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1976	};	2162	};
1977	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1980	}	2166	}
1981		2167
1982	sub save {	2168	sub save {
1983	my ($self) = @_;	2169	my ($self) = @_;
1984		2170
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1986		2172
1987	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1988		2174
1989	return unless $self->dirty;	2175	return unless $self->dirty;
1990		2176
…		…
1996	return if $self->{deny_save};	2182	return if $self->{deny_save};
1997		2183
1998	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1999		2185
2000	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2002	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2003		2192
2004	if ($uniq) {	2193	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2196	} else {
…		…
2013	my ($self) = @_;	2202	my ($self) = @_;
2014		2203
2015	# save first because save cedes	2204	# save first because save cedes
2016	$self->save;	2205	$self->save;
2017		2206
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2208
2020	return if $self->players;	2209	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2022	return if $self->{deny_save};	2211	return if $self->{deny_save};
2023		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2024	$self->clear;	2217	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2218	}
2027		2219
2028	sub reset_at {	2220	sub reset_at {
2029	my ($self) = @_;	2221	my ($self) = @_;
2030		2222
…		…
2048		2240
2049	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2242
2051	return if $self->players;	2243	return if $self->players;
2052		2244
2053	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2054		2246
2055	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2056		2248
2057	# need to save uniques path	2249	# need to save uniques path
2058	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2062	if $uniq;	2254	if $uniq;
2063	}	2255	}
2064		2256
2065	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2066		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2261	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2262
2071	$self->unlink_save;	2263	$self->unlink_save;
2072	$self->destroy;	2264	$self->destroy;
2073	}	2265	}
2074		2266
2075	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2076		2268
2077	sub nuke {	2269	sub nuke {
2078	my ($self) = @_;	2270	my ($self) = @_;
2079		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2080	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2081		2276
2082	$self->unlink_save;	2277	$self->unlink_save;
2083		2278
2084	bless $self, "cf::map";	2279	bless $self, "cf::map";
2085	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2284
2090	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2091		2287
2092	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2093	}	2289	}
2094		2290
2095	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2137		2333
2138	sub unique_maps() {	2334	sub unique_maps() {
2139	[	2335	[
2140	map {	2336	map {
2141	utf8::decode $_;	2337	utf8::decode $_;
2142	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2143	? normalise $_	2341	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2343	]
2147	}	2344	}
2148		2345
2149	package cf;
2150
2151	=back	2346	=back
2152		2347
2153	=head3 cf::object	2348	=head3 cf::object
2154		2349
2155	=cut	2350	=cut
…		…
2158		2353
2159	=over 4	2354	=over 4
2160		2355
2161	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2162		2357
2163	Returns the inventory of the object _and_ their inventories, recursively.	2358	Returns the inventory of the object I<and> their inventories, recursively,
		2359	but I<not> the object itself.
2164		2360
2165	=cut	2361	=cut
2166		2362
2167	sub inv_recursive_;	2363	sub inv_recursive_;
2168	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2171		2367
2172	sub inv_recursive {	2368	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2174	}	2370	}
2175		2371
		2372	=item $ref = $ob->ref
		2373
		2374	Creates and returns a persistent reference to an object that can be stored as a string.
		2375
		2376	=item $ob = cf::object::deref ($refstring)
		2377
		2378	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2379	even if the object actually exists. May block.
		2380
		2381	=cut
		2382
		2383	sub deref {
		2384	my ($ref) = @_;
		2385
		2386	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2387	my ($uuid, $name) = ($1, $2);
		2388	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2389	or return;
		2390	$pl->ob->uuid eq $uuid
		2391	or return;
		2392
		2393	$pl->ob
		2394	} else {
		2395	warn "$ref: cannot resolve object reference\n";
		2396	undef
		2397	}
		2398	}
		2399
2176	package cf;	2400	package cf;
2177		2401
2178	=back	2402	=back
2179		2403
2180	=head3 cf::object::player	2404	=head3 cf::object::player
…		…
2186	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2410	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2187	can be C<undef>. Does the right thing when the player is currently in a	2411	can be C<undef>. Does the right thing when the player is currently in a
2188	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2189		2413
2190	=cut	2414	=cut
		2415
		2416	our $SAY_CHANNEL = {
		2417	id => "say",
		2418	title => "Map",
		2419	reply => "say ",
		2420	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2421	};
		2422
		2423	our $CHAT_CHANNEL = {
		2424	id => "chat",
		2425	title => "Chat",
		2426	reply => "chat ",
		2427	tooltip => "Player chat and shouts, global to the server.",
		2428	};
2191		2429
2192	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2431	# with dialog boxes.
2194	#TODO: the first argument must go, split into a $npc->reply_to ( method	2432	#TODO: the first argument must go, split into a $npc->reply_to ( method
2195	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2208	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209		2447
2210	} else {	2448	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2451	}
2214	}	2452	}
2215	}	2453	}
2216		2454
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2242		2480
2243	=item $player_object->enter_link	2481	=item $player_object->enter_link
2244		2482
2245	Freezes the player and moves him/her to a special map (C<{link}>).	2483	Freezes the player and moves him/her to a special map (C<{link}>).
2246		2484
2247	The player should be reasonably safe there for short amounts of time. You	2485	The player should be reasonably safe there for short amounts of time (e.g.
2248	I<MUST> call C<leave_link> as soon as possible, though.	2486	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2487	though, as the palyer cannot control the character while it is on the link
		2488	map.
2249		2489
2250	Will never block.	2490	Will never block.
2251		2491
2252	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2253		2493
…		…
2311		2551
2312	$map->load;	2552	$map->load;
2313	$map->load_neighbours;	2553	$map->load_neighbours;
2314		2554
2315	return unless $self->contr->active;	2555	return unless $self->contr->active;
2316	$self->activate_recursive;
2317		2556
2318	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2320	}	2562	}
2321		2563
2322	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2323		2565
2324	Moves the player to the given map-path and coordinates by first freezing	2566	Moves the player to the given map-path and coordinates by first freezing
2325	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2326	that has to return the map if sucecssful, and then unfreezes the player on	2568	that has to return the map if sucecssful, and then unfreezes the player on
2327	the new (success) or old (failed) map position. In either case, $done will	2569	the new (success) or old (failed) map position. In either case, $done will
2328	be called at the end of this process.	2570	be called at the end of this process.
2329		2571
		2572	Note that $check will be called with a potentially non-loaded map, so if
		2573	it needs a loaded map it has to call C<< ->load >>.
		2574
2330	=cut	2575	=cut
2331		2576
2332	our $GOTOGEN;	2577	our $GOTOGEN;
2333		2578
2334	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
…		…
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2584
2340	$self->enter_link;	2585	$self->enter_link;
2341		2586
2342	(async {	2587	(async {
		2588	$Coro::current->{desc} = "player::goto $path $x $y";
		2589
		2590	# *tag paths override both path and x|y
		2591	if ($path =~ /^\*(.*)$/) {
		2592	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2593	my $ob = $obs[rand @obs];
		2594
		2595	# see if we actually can go there
		2596	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2597	$ob = $obs[rand @obs];
		2598	} else {
		2599	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2600	}
		2601	# else put us there anyways for now #d#
		2602
		2603	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2604	} else {
		2605	($path, $x, $y) = (undef, undef, undef);
		2606	}
		2607	}
		2608
2343	my $map = eval {	2609	my $map = eval {
2344	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2345		2611
2346	if ($map) {	2612	if ($map) {
2347	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2349	} else {	2615	} else {
2350	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2351	}	2617	}
2352		2618
2353	$map	2619	$map
2354	};	2620	};
2355		2621
…		…
2391	}	2657	}
2392		2658
2393	sub prepare_random_map {	2659	sub prepare_random_map {
2394	my ($exit) = @_;	2660	my ($exit) = @_;
2395		2661
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2664	# that depends on the exit object
2401		2665
2402	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2668	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2409	}	2675	}
2410		2676
2411	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2412		2678
2413	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2416		2682
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2685	undef $fh;
2420	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2421		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2424	}	2694	}
2425	}	2695	}
2426		2696
2427	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2429		2699
2430	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2431		2701
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2702	$self->enter_link;
2444		2703
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2704	(async {
2450	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2451	unless (eval {	2707	unless (eval {
		2708	$self->deactivate_recursive; # just to be sure
		2709
		2710	# random map handling
		2711	{
		2712	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2713
		2714	prepare_random_map $exit
		2715	if $exit->slaying eq "/!";
		2716	}
		2717
		2718	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2719	my $x = $exit->stats->hp;
		2720	my $y = $exit->stats->sp;
		2721
2452	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2453		2723
		2724	# if exit is damned, update players death & WoR home-position
		2725	$self->contr->savebed ($map, $x, $y)
		2726	if $exit->flag (cf::FLAG_DAMNED);
		2727
2454	1;	2728	1
2455	}) {	2729	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2457	. "I'll try to bring you back to the map you were before. "	2731	. "I'll try to bring you back to the map you were before. "
2458	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2460		2734
2461	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2489	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2490	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2491		2765
2492	=cut	2766	=cut
2493		2767
		2768	# non-persistent channels (usually the info channel)
		2769	our %CHANNEL = (
		2770	"c/motd" => {
		2771	id => "infobox",
		2772	title => "MOTD",
		2773	reply => undef,
		2774	tooltip => "The message of the day",
		2775	},
		2776	"c/identify" => {
		2777	id => "infobox",
		2778	title => "Identify",
		2779	reply => undef,
		2780	tooltip => "Items recently identified",
		2781	},
		2782	"c/examine" => {
		2783	id => "infobox",
		2784	title => "Examine",
		2785	reply => undef,
		2786	tooltip => "Signs and other items you examined",
		2787	},
		2788	"c/shopinfo" => {
		2789	id => "infobox",
		2790	title => "Shop Info",
		2791	reply => undef,
		2792	tooltip => "What your bargaining skill tells you about the shop",
		2793	},
		2794	"c/book" => {
		2795	id => "infobox",
		2796	title => "Book",
		2797	reply => undef,
		2798	tooltip => "The contents of a note or book",
		2799	},
		2800	"c/lookat" => {
		2801	id => "infobox",
		2802	title => "Look",
		2803	reply => undef,
		2804	tooltip => "What you saw there",
		2805	},
		2806	"c/who" => {
		2807	id => "infobox",
		2808	title => "Players",
		2809	reply => undef,
		2810	tooltip => "Shows players who are currently online",
		2811	},
		2812	"c/body" => {
		2813	id => "infobox",
		2814	title => "Body Parts",
		2815	reply => undef,
		2816	tooltip => "Shows which body parts you posess and are available",
		2817	},
		2818	"c/statistics" => {
		2819	id => "infobox",
		2820	title => "Statistics",
		2821	reply => undef,
		2822	tooltip => "Shows your primary statistics",
		2823	},
		2824	"c/skills" => {
		2825	id => "infobox",
		2826	title => "Skills",
		2827	reply => undef,
		2828	tooltip => "Shows your experience per skill and item power",
		2829	},
		2830	"c/shopitems" => {
		2831	id => "infobox",
		2832	title => "Shop Items",
		2833	reply => undef,
		2834	tooltip => "Shows the items currently for sale in this shop",
		2835	},
		2836	"c/resistances" => {
		2837	id => "infobox",
		2838	title => "Resistances",
		2839	reply => undef,
		2840	tooltip => "Shows your resistances",
		2841	},
		2842	"c/pets" => {
		2843	id => "infobox",
		2844	title => "Pets",
		2845	reply => undef,
		2846	tooltip => "Shows information abotu your pets/a specific pet",
		2847	},
		2848	"c/perceiveself" => {
		2849	id => "infobox",
		2850	title => "Perceive Self",
		2851	reply => undef,
		2852	tooltip => "You gained detailed knowledge about yourself",
		2853	},
		2854	"c/uptime" => {
		2855	id => "infobox",
		2856	title => "Uptime",
		2857	reply => undef,
		2858	tooltip => "How long the server has been running since last restart",
		2859	},
		2860	"c/mapinfo" => {
		2861	id => "infobox",
		2862	title => "Map Info",
		2863	reply => undef,
		2864	tooltip => "Information related to the maps",
		2865	},
		2866	"c/party" => {
		2867	id => "party",
		2868	title => "Party",
		2869	reply => "gsay ",
		2870	tooltip => "Messages and chat related to your party",
		2871	},
		2872	"c/death" => {
		2873	id => "death",
		2874	title => "Death",
		2875	reply => undef,
		2876	tooltip => "Reason for and more info about your most recent death",
		2877	},
		2878	"c/say" => $SAY_CHANNEL,
		2879	"c/chat" => $CHAT_CHANNEL,
		2880	);
		2881
2494	sub cf::client::send_msg {	2882	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	2883	my ($self, $channel, $msg, $color, @extra) = @_;
2496		2884
2497	$msg = $self->pl->expand_cfpod ($msg);	2885	$msg = $self->pl->expand_cfpod ($msg)
		2886	unless $color & cf::NDI_VERBATIM;
2498		2887
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	2888	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		2889
		2890	# check predefined channels, for the benefit of C
		2891	if ($CHANNEL{$channel}) {
		2892	$channel = $CHANNEL{$channel};
		2893
		2894	$self->ext_msg (channel_info => $channel);
		2895	$channel = $channel->{id};
		2896
2501	if (ref $channel) {	2897	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	2898	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	2899	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	2900	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	2901	$self->ext_msg (channel_info => $channel);
2506	}	2902	}
…		…
2508	$channel = $channel->{id};	2904	$channel = $channel->{id};
2509	}	2905	}
2510		2906
2511	return unless @extra || length $msg;	2907	return unless @extra || length $msg;
2512		2908
2513	if ($self->can_msg) {
2514	# default colour, mask it out	2909	# default colour, mask it out
2515	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2910	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516	if $color & cf::NDI_DEF;	2911	if $color & cf::NDI_DEF;
2517		2912
2518	$self->send_packet ("msg " . $self->{json_coder}->encode (	2913	my $pkt = "msg "
		2914	. $self->{json_coder}->encode (
2519	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2915	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2520	} else {	2916	);
2521	if ($color >= 0) {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		2917
2532	$color &= cf::NDI_COLOR_MASK;	2918	# try lzf for large packets
		2919	$pkt = "lzf " . Compress::LZF::compress $pkt
		2920	if 1024 <= length $pkt and $self->{can_lzf};
2533		2921
2534	utf8::encode $msg;	2922	# split very large packets
2535		2923	if (8192 < length $pkt and $self->{can_lzf}) {
2536	if (0 && $msg =~ /\[/) {	2924	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2537	# COMMAND/INFO	2925	$pkt = "frag";
2538	$self->send_packet ("drawextinfo $color 10 8 $msg")
2539	} else {
2540	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2541	$self->send_packet ("drawinfo $color $msg")
2542	}
2543	}
2544	}	2926	}
		2927
		2928	$self->send_packet ($pkt);
2545	}	2929	}
2546		2930
2547	=item $client->ext_msg ($type, @msg)	2931	=item $client->ext_msg ($type, @msg)
2548		2932
2549	Sends an ext event to the client.	2933	Sends an ext event to the client.
…		…
2551	=cut	2935	=cut
2552		2936
2553	sub cf::client::ext_msg($$@) {	2937	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	2938	my ($self, $type, @msg) = @_;
2555		2939
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	2940	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2941	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	2942	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	2943	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2944	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	2945	}
2564	}	2946	}
2565		2947
…		…
2572	sub cf::client::ext_reply($$@) {	2954	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	2955	my ($self, $id, @msg) = @_;
2574		2956
2575	if ($self->extcmd == 2) {	2957	if ($self->extcmd == 2) {
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2958	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {	2959	} elsif ($self->extcmd == 1) {
2578	#TODO: version 1, remove	2960	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;	2961	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2962	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2963	}
2582	}	2964	}
…		…
2646	my ($type, $reply, @payload) =	3028	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3029	"ARRAY" eq ref $msg
2648	? @$msg	3030	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3031	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3032
		3033	my @reply;
		3034
2651	if (my $cb = $EXTICMD{$type}) {	3035	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3036	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3037	}
		3038
		3039	$ns->ext_reply ($reply, @reply)
		3040	if $reply;
		3041
2657	} else {	3042	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3043	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3044	}
2660		3045
2661	cf::override;	3046	cf::override;
…		…
2721	=pod	3106	=pod
2722		3107
2723	The following functions and methods are available within a safe environment:	3108	The following functions and methods are available within a safe environment:
2724		3109
2725	cf::object	3110	cf::object
2726	contr pay_amount pay_player map x y force_find force_add	3111	contr pay_amount pay_player map x y force_find force_add destroy
2727	insert remove name archname title slaying race	3112	insert remove name archname title slaying race decrease split
		3113	value
2728		3114
2729	cf::object::player	3115	cf::object::player
2730	player	3116	player
2731		3117
2732	cf::player	3118	cf::player
…		…
2737		3123
2738	=cut	3124	=cut
2739		3125
2740	for (	3126	for (
2741	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742	insert remove inv name archname title slaying race)],	3128	insert remove inv nrof name archname title slaying race
		3129	decrease split destroy change_exp value msg lore send_msg)],
2743	["cf::object::player" => qw(player)],	3130	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3131	["cf::player" => qw(peaceful send_msg)],
2745	["cf::map" => qw(trigger)],	3132	["cf::map" => qw(trigger)],
2746	) {	3133	) {
2747	no strict 'refs';	3134	no strict 'refs';
2748	my ($pkg, @funs) = @$_;	3135	my ($pkg, @funs) = @$_;
2749	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2766	my ($code, %vars) = @_;	3153	my ($code, %vars) = @_;
2767		3154
2768	my $qcode = $code;	3155	my $qcode = $code;
2769	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2770	$qcode =~ s/\n/\\n/g;	3157	$qcode =~ s/\n/\\n/g;
		3158
		3159	%vars = (_dummy => 0) unless %vars;
2771		3160
2772	local $_;	3161	local $_;
2773	local @safe::cf::_safe_eval_args = values %vars;	3162	local @safe::cf::_safe_eval_args = values %vars;
2774		3163
2775	my $eval =	3164	my $eval =
…		…
2823	# the server's init and main functions	3212	# the server's init and main functions
2824		3213
2825	sub load_facedata($) {	3214	sub load_facedata($) {
2826	my ($path) = @_;	3215	my ($path) = @_;
2827		3216
		3217	# HACK to clear player env face cache, we need some signal framework
		3218	# for this (global event?)
		3219	%ext::player_env::MUSIC_FACE_CACHE = ();
		3220
2828	my $enc = JSON::XS->new->utf8->canonical;	3221	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3222
2830	warn "loading facedata from $path\n";	3223	warn "loading facedata from $path\n";
2831		3224
2832	my $facedata;	3225	my $facedata;
2833	0 < aio_load $path, $facedata	3226	0 < aio_load $path, $facedata
…		…
2839	or cf::cleanup "$path: version mismatch, cannot proceed.";	3232	or cf::cleanup "$path: version mismatch, cannot proceed.";
2840		3233
2841	# patch in the exptable	3234	# patch in the exptable
2842	$facedata->{resource}{"res/exp_table"} = {	3235	$facedata->{resource}{"res/exp_table"} = {
2843	type => FT_RSRC,	3236	type => FT_RSRC,
2844	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3237	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2845	};	3238	};
2846	cf::cede_to_tick;	3239	cf::cede_to_tick;
2847		3240
2848	{	3241	{
2849	my $faces = $facedata->{faceinfo};	3242	my $faces = $facedata->{faceinfo};
2850		3243
2851	while (my ($face, $info) = each %$faces) {	3244	while (my ($face, $info) = each %$faces) {
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3245	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3246
2853	cf::face::set_visibility $idx, $info->{visibility};	3247	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3248	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3249	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3250	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2857		3251
2858	cf::cede_to_tick;	3252	cf::cede_to_tick;
2859	}	3253	}
2860		3254
2861	while (my ($face, $info) = each %$faces) {	3255	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3256	next unless $info->{smooth};
		3257
2863	my $idx = cf::face::find $face	3258	my $idx = cf::face::find $face
2864	or next;	3259	or next;
		3260
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3261	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3262	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3263	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3264	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3265	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2887	{	3283	{
2888	# TODO: for gcfclient pleasure, we should give resources	3284	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.	3285	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3286	my $res = $facedata->{resource};
2891		3287
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3288	while (my ($name, $info) = each %$res) {
		3289	if (defined $info->{type}) {
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3290	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;	3291	my $data;
2897		3292
2898	if ($info->{type} & 1) {	3293	if ($info->{type} & 1) {
2899	# prepend meta info	3294	# prepend meta info
2900		3295
2901	my $meta = $enc->encode ({	3296	my $meta = $enc->encode ({
2902	name => $name,	3297	name => $name,
2903	%{ $info->{meta} || {} },	3298	%{ $info->{meta} || {} },
2904	});	3299	});
2905		3300
2906	$data = pack "(w/a*)*", $meta, $info->{data};	3301	$data = pack "(w/a*)*", $meta, $info->{data};
		3302	} else {
		3303	$data = $info->{data};
		3304	}
		3305
		3306	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3307	cf::face::set_type $idx, $info->{type};
		3308	} else {
		3309	$RESOURCE{$name} = $info;
2907	}	3310	}
2908		3311
2909	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2910	cf::face::set_type $idx, $info->{type};
2911
2912	cf::cede_to_tick;	3312	cf::cede_to_tick;
2913	}	3313	}
2914
2915	if ($soundconf) {
2916	$soundconf = $enc->decode (delete $soundconf->{data});
2917
2918	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2919	my $sound = $soundconf->{compat}[$_]
2920	or next;
2921
2922	my $face = cf::face::find "sound/$sound->[1]";
2923	cf::sound::set $sound->[0] => $face;
2924	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2925	}
2926
2927	while (my ($k, $v) = each %{$soundconf->{event}}) {
2928	my $face = cf::face::find "sound/$v";
2929	cf::sound::set $k => $face;
2930	}
2931	}
2932	}	3314	}
		3315
		3316	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2933		3317
2934	1	3318	1
2935	}	3319	}
		3320
		3321	cf::global->attach (on_resource_update => sub {
		3322	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3323	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3324
		3325	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3326	my $sound = $soundconf->{compat}[$_]
		3327	or next;
		3328
		3329	my $face = cf::face::find "sound/$sound->[1]";
		3330	cf::sound::set $sound->[0] => $face;
		3331	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3332	}
		3333
		3334	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3335	my $face = cf::face::find "sound/$v";
		3336	cf::sound::set $k => $face;
		3337	}
		3338	}
		3339	});
2936		3340
2937	register_exticmd fx_want => sub {	3341	register_exticmd fx_want => sub {
2938	my ($ns, $want) = @_;	3342	my ($ns, $want) = @_;
2939		3343
2940	while (my ($k, $v) = each %$want) {	3344	while (my ($k, $v) = each %$want) {
2941	$ns->fx_want ($k, $v);	3345	$ns->fx_want ($k, $v);
2942	}	3346	}
2943	};	3347	};
2944		3348
		3349	sub load_resource_file($) {
		3350	my $guard = lock_acquire "load_resource_file";
		3351
		3352	my $status = load_resource_file_ $_[0];
		3353	get_slot 0.1, 100;
		3354	cf::arch::commit_load;
		3355
		3356	$status
		3357	}
		3358
2945	sub reload_regions {	3359	sub reload_regions {
		3360	# HACK to clear player env face cache, we need some signal framework
		3361	# for this (global event?)
		3362	%ext::player_env::MUSIC_FACE_CACHE = ();
		3363
2946	load_resource_file "$MAPDIR/regions"	3364	load_resource_file "$MAPDIR/regions"
2947	or die "unable to load regions file\n";	3365	or die "unable to load regions file\n";
2948		3366
2949	for (cf::region::list) {	3367	for (cf::region::list) {
2950	$_->{match} = qr/$_->{match}/	3368	$_->{match} = qr/$_->{match}/
…		…
2958	}	3376	}
2959		3377
2960	sub reload_archetypes {	3378	sub reload_archetypes {
2961	load_resource_file "$DATADIR/archetypes"	3379	load_resource_file "$DATADIR/archetypes"
2962	or die "unable to load archetypes\n";	3380	or die "unable to load archetypes\n";
2963	#d# NEED to laod twice to resolve forward references
2964	# this really needs to be done in an extra post-pass
2965	# (which needs to be synchronous, so solve it differently)
2966	load_resource_file "$DATADIR/archetypes"
2967	or die "unable to load archetypes\n";
2968	}	3381	}
2969		3382
2970	sub reload_treasures {	3383	sub reload_treasures {
2971	load_resource_file "$DATADIR/treasures"	3384	load_resource_file "$DATADIR/treasures"
2972	or die "unable to load treasurelists\n";	3385	or die "unable to load treasurelists\n";
2973	}	3386	}
2974		3387
2975	sub reload_resources {	3388	sub reload_resources {
2976	warn "reloading resource files...\n";	3389	warn "reloading resource files...\n";
2977		3390
		3391	reload_facedata;
		3392	reload_archetypes;
2978	reload_regions;	3393	reload_regions;
2979	reload_facedata;
2980	#reload_archetypes;#d#
2981	reload_archetypes;
2982	reload_treasures;	3394	reload_treasures;
2983		3395
2984	warn "finished reloading resource files\n";	3396	warn "finished reloading resource files\n";
2985	}	3397	}
2986		3398
2987	sub init {	3399	sub reload_config {
2988	reload_resources;	3400	warn "reloading config file...\n";
2989	}
2990		3401
2991	sub cfg_load {
2992	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
2993	or return;	3403	or return;
2994		3404
2995	local $/;	3405	local $/;
2996	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::XS::Load scalar <$fh>;
2997		3407
2998	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2999		3409
3000	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3410	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3001	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3411	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3005	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3006	and die "WARNING: m(un)lockall failed: $!\n";	3416	and die "WARNING: m(un)lockall failed: $!\n";
3007	};	3417	};
3008	warn $@ if $@;	3418	warn $@ if $@;
3009	}	3419	}
		3420
		3421	warn "finished reloading resource files\n";
		3422	}
		3423
		3424	sub pidfile() {
		3425	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3426	or die "$PIDFILE: $!";
		3427	flock $fh, &Fcntl::LOCK_EX
		3428	or die "$PIDFILE: flock: $!";
		3429	$fh
		3430	}
		3431
		3432	# make sure only one server instance is running at any one time
		3433	sub atomic {
		3434	my $fh = pidfile;
		3435
		3436	my $pid = <$fh>;
		3437	kill 9, $pid if $pid > 0;
		3438
		3439	seek $fh, 0, 0;
		3440	print $fh $$;
		3441	}
		3442
		3443	sub main_loop {
		3444	warn "EV::loop starting\n";
		3445	if (1) {
		3446	EV::loop;
		3447	}
		3448	warn "EV::loop returned\n";
		3449	goto &main_loop unless $REALLY_UNLOOP;
3010	}	3450	}
3011		3451
3012	sub main {	3452	sub main {
		3453	cf::init_globals; # initialise logging
		3454
		3455	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3456	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3457	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3458	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3459
		3460	cf::init_experience;
		3461	cf::init_anim;
		3462	cf::init_attackmess;
		3463	cf::init_dynamic;
		3464
		3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3466
3013	# we must not ever block the main coroutine	3467	# we must not ever block the main coroutine
3014	local $Coro::idle = sub {	3468	local $Coro::idle = sub {
3015	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3469	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3016	(async {	3470	(async {
3017	Event::one_event;	3471	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3472	EV::loop EV::LOOP_ONESHOT;
3018	})->prio (Coro::PRIO_MAX);	3473	})->prio (Coro::PRIO_MAX);
3019	};	3474	};
3020		3475
3021	cfg_load;	3476	evthread_start IO::AIO::poll_fileno;
		3477
		3478	cf::sync_job {
		3479	reload_resources;
		3480	reload_config;
3022	db_init;	3481	db_init;
		3482
		3483	cf::load_settings;
		3484	cf::load_materials;
		3485	cf::init_uuid;
		3486	cf::init_signals;
		3487	cf::init_commands;
		3488	cf::init_skills;
		3489
		3490	cf::init_beforeplay;
		3491
		3492	atomic;
		3493
3023	load_extensions;	3494	load_extensions;
3024		3495
3025	$TICK_WATCHER->start;	3496	utime time, time, $RUNTIMEFILE;
3026	Event::loop;	3497
		3498	# no (long-running) fork's whatsoever before this point(!)
		3499	use POSIX ();
		3500	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3501
		3502	(pop @POST_INIT)->(0) while @POST_INIT;
		3503	};
		3504
		3505	main_loop;
3027	}	3506	}
3028		3507
3029	#############################################################################	3508	#############################################################################
3030	# initialisation and cleanup	3509	# initialisation and cleanup
3031		3510
3032	# install some emergency cleanup handlers	3511	# install some emergency cleanup handlers
3033	BEGIN {	3512	BEGIN {
		3513	our %SIGWATCHER = ();
3034	for my $signal (qw(INT HUP TERM)) {	3514	for my $signal (qw(INT HUP TERM)) {
3035	Event->signal (	3515	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3036	reentrant => 0,
3037	data => WF_AUTOCANCEL,
3038	signal => $signal,
3039	prio => 0,
3040	cb => sub {
3041	cf::cleanup "SIG$signal";	3516	cf::cleanup "SIG$signal";
3042	},
3043	);	3517	};
3044	}	3518	}
3045	}	3519	}
3046		3520
3047	sub write_runtime {	3521	sub write_runtime_sync {
3048	my $runtime = "$LOCALDIR/runtime";
3049
3050	# first touch the runtime file to show we are still running:	3522	# first touch the runtime file to show we are still running:
3051	# the fsync below can take a very very long time.	3523	# the fsync below can take a very very long time.
3052		3524
3053	IO::AIO::aio_utime $runtime, undef, undef;	3525	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3054		3526
3055	my $guard = cf::lock_acquire "write_runtime";	3527	my $guard = cf::lock_acquire "write_runtime";
3056		3528
3057	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3529	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3058	or return;	3530	or return;
3059		3531
3060	my $value = $cf::RUNTIME + 90 + 10;	3532	my $value = $cf::RUNTIME + 90 + 10;
3061	# 10 is the runtime save interval, for a monotonic clock	3533	# 10 is the runtime save interval, for a monotonic clock
3062	# 60 allows for the watchdog to kill the server.	3534	# 60 allows for the watchdog to kill the server.
…		…
3072	aio_utime $fh, undef, undef;	3544	aio_utime $fh, undef, undef;
3073		3545
3074	close $fh	3546	close $fh
3075	or return;	3547	or return;
3076		3548
3077	aio_rename "$runtime~", $runtime	3549	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3078	and return;	3550	and return;
3079		3551
3080	warn "runtime file written.\n";	3552	warn "runtime file written.\n";
3081		3553
3082	1	3554	1
		3555	}
		3556
		3557	our $uuid_lock;
		3558	our $uuid_skip;
		3559
		3560	sub write_uuid_sync($) {
		3561	$uuid_skip ||= $_[0];
		3562
		3563	return if $uuid_lock;
		3564	local $uuid_lock = 1;
		3565
		3566	my $uuid = "$LOCALDIR/uuid";
		3567
		3568	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3569	or return;
		3570
		3571	my $value = uuid_seq uuid_cur;
		3572
		3573	unless ($value) {
		3574	warn "cowardly refusing to write zero uuid value!\n";
		3575	return;
		3576	}
		3577
		3578	my $value = uuid_str $value + $uuid_skip;
		3579	$uuid_skip = 0;
		3580
		3581	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3582	and return;
		3583
		3584	# always fsync - this file is important
		3585	aio_fsync $fh
		3586	and return;
		3587
		3588	close $fh
		3589	or return;
		3590
		3591	aio_rename "$uuid~", $uuid
		3592	and return;
		3593
		3594	warn "uuid file written ($value).\n";
		3595
		3596	1
		3597
		3598	}
		3599
		3600	sub write_uuid($$) {
		3601	my ($skip, $sync) = @_;
		3602
		3603	$sync ? write_uuid_sync $skip
		3604	: async { write_uuid_sync $skip };
3083	}	3605	}
3084		3606
3085	sub emergency_save() {	3607	sub emergency_save() {
3086	my $freeze_guard = cf::freeze_mainloop;	3608	my $freeze_guard = cf::freeze_mainloop;
3087		3609
3088	warn "enter emergency perl save\n";	3610	warn "emergency_perl_save: enter\n";
3089		3611
3090	cf::sync_job {	3612	cf::sync_job {
		3613	# this is a trade-off: we want to be very quick here, so
		3614	# save all maps without fsync, and later call a global sync
		3615	# (which in turn might be very very slow)
		3616	local $USE_FSYNC = 0;
		3617
3091	# use a peculiar iteration method to avoid tripping on perl	3618	# use a peculiar iteration method to avoid tripping on perl
3092	# refcount bugs in for. also avoids problems with players	3619	# refcount bugs in for. also avoids problems with players
3093	# and maps saved/destroyed asynchronously.	3620	# and maps saved/destroyed asynchronously.
3094	warn "begin emergency player save\n";	3621	warn "emergency_perl_save: begin player save\n";
3095	for my $login (keys %cf::PLAYER) {	3622	for my $login (keys %cf::PLAYER) {
3096	my $pl = $cf::PLAYER{$login} or next;	3623	my $pl = $cf::PLAYER{$login} or next;
3097	$pl->valid or next;	3624	$pl->valid or next;
		3625	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3098	$pl->save;	3626	$pl->save;
3099	}	3627	}
3100	warn "end emergency player save\n";	3628	warn "emergency_perl_save: end player save\n";
3101		3629
3102	warn "begin emergency map save\n";	3630	warn "emergency_perl_save: begin map save\n";
3103	for my $path (keys %cf::MAP) {	3631	for my $path (keys %cf::MAP) {
3104	my $map = $cf::MAP{$path} or next;	3632	my $map = $cf::MAP{$path} or next;
3105	$map->valid or next;	3633	$map->valid or next;
3106	$map->save;	3634	$map->save;
3107	}	3635	}
3108	warn "end emergency map save\n";	3636	warn "emergency_perl_save: end map save\n";
3109		3637
3110	warn "begin emergency database checkpoint\n";	3638	warn "emergency_perl_save: begin database checkpoint\n";
3111	BDB::db_env_txn_checkpoint $DB_ENV;	3639	BDB::db_env_txn_checkpoint $DB_ENV;
3112	warn "end emergency database checkpoint\n";	3640	warn "emergency_perl_save: end database checkpoint\n";
		3641
		3642	warn "emergency_perl_save: begin write uuid\n";
		3643	write_uuid_sync 1;
		3644	warn "emergency_perl_save: end write uuid\n";
3113	};	3645	};
3114		3646
		3647	warn "emergency_perl_save: starting sync()\n";
		3648	IO::AIO::aio_sync sub {
		3649	warn "emergency_perl_save: finished sync()\n";
		3650	};
		3651
3115	warn "leave emergency perl save\n";	3652	warn "emergency_perl_save: leave\n";
3116	}	3653	}
3117		3654
3118	sub post_cleanup {	3655	sub post_cleanup {
3119	my ($make_core) = @_;	3656	my ($make_core) = @_;
3120		3657
3121	warn Carp::longmess "post_cleanup backtrace"	3658	warn Carp::longmess "post_cleanup backtrace"
3122	if $make_core;	3659	if $make_core;
		3660
		3661	my $fh = pidfile;
		3662	unlink $PIDFILE if <$fh> == $$;
		3663	}
		3664
		3665	# a safer delete_package, copied from Symbol
		3666	sub clear_package($) {
		3667	my $pkg = shift;
		3668
		3669	# expand to full symbol table name if needed
		3670	unless ($pkg =~ /^main::.*::$/) {
		3671	$pkg = "main$pkg" if $pkg =~ /^::/;
		3672	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3673	$pkg .= '::' unless $pkg =~ /::$/;
		3674	}
		3675
		3676	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3677	my $stem_symtab = *{$stem}{HASH};
		3678
		3679	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3680	or return;
		3681
		3682	# clear all symbols
		3683	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3684	for my $name (keys %$leaf_symtab) {
		3685	_gv_clear *{"$pkg$name"};
		3686	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3687	}
		3688	warn "cleared package $pkg\n";#d#
3123	}	3689	}
3124		3690
3125	sub do_reload_perl() {	3691	sub do_reload_perl() {
3126	# can/must only be called in main	3692	# can/must only be called in main
3127	if ($Coro::current != $Coro::main) {	3693	if ($Coro::current != $Coro::main) {
3128	warn "can only reload from main coroutine";	3694	warn "can only reload from main coroutine";
3129	return;	3695	return;
3130	}	3696	}
3131		3697
		3698	return if $RELOAD++;
		3699
		3700	my $t1 = EV::time;
		3701
		3702	while ($RELOAD) {
3132	warn "reloading...";	3703	warn "reloading...";
3133		3704
3134	warn "entering sync_job";	3705	warn "entering sync_job";
3135		3706
3136	cf::sync_job {	3707	cf::sync_job {
3137	cf::write_runtime; # external watchdog should not bark	3708	cf::write_runtime_sync; # external watchdog should not bark
3138	cf::emergency_save;	3709	cf::emergency_save;
3139	cf::write_runtime; # external watchdog should not bark	3710	cf::write_runtime_sync; # external watchdog should not bark
3140		3711
3141	warn "syncing database to disk";	3712	warn "syncing database to disk";
3142	BDB::db_env_txn_checkpoint $DB_ENV;	3713	BDB::db_env_txn_checkpoint $DB_ENV;
3143		3714
3144	# if anything goes wrong in here, we should simply crash as we already saved	3715	# if anything goes wrong in here, we should simply crash as we already saved
3145		3716
3146	warn "cancelling all WF_AUTOCANCEL watchers";
3147	for (Event::all_watchers) {
3148	$_->cancel if $_->data & WF_AUTOCANCEL;
3149	}
3150
3151	warn "flushing outstanding aio requests";	3717	warn "flushing outstanding aio requests";
3152	for (;;) {
3153	BDB::flush;
3154	IO::AIO::flush;
3155	Coro::cede;
3156	last unless IO::AIO::nreqs || BDB::nreqs;	3718	while (IO::AIO::nreqs || BDB::nreqs) {
3157	warn "iterate...";	3719	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3158	}
3159
3160	++$RELOAD;
3161
3162	warn "cancelling all extension coros";
3163	$_->cancel for values %EXT_CORO;
3164	%EXT_CORO = ();
3165
3166	warn "removing commands";
3167	%COMMAND = ();
3168
3169	warn "removing ext/exti commands";
3170	%EXTCMD = ();
3171	%EXTICMD = ();
3172
3173	warn "unloading/nuking all extensions";
3174	for my $pkg (@EXTS) {
3175	warn "... unloading $pkg";
3176
3177	if (my $cb = $pkg->can ("unload")) {
3178	eval {
3179	$cb->($pkg);
3180	1
3181	} or warn "$pkg unloaded, but with errors: $@";
3182	}	3720	}
3183		3721
3184	warn "... nuking $pkg";	3722	warn "cancelling all extension coros";
3185	Symbol::delete_package $pkg;	3723	$_->cancel for values %EXT_CORO;
3186	}	3724	%EXT_CORO = ();
3187		3725
3188	warn "unloading all perl modules loaded from $LIBDIR";	3726	warn "removing commands";
3189	while (my ($k, $v) = each %INC) {	3727	%COMMAND = ();
3190	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3191		3728
		3729	warn "removing ext/exti commands";
		3730	%EXTCMD = ();
		3731	%EXTICMD = ();
		3732
		3733	warn "unloading/nuking all extensions";
		3734	for my $pkg (@EXTS) {
3192	warn "... unloading $k";	3735	warn "... unloading $pkg";
3193	delete $INC{$k};
3194		3736
3195	$k =~ s/\.pm$//;
3196	$k =~ s/\//::/g;
3197
3198	if (my $cb = $k->can ("unload_module")) {	3737	if (my $cb = $pkg->can ("unload")) {
		3738	eval {
3199	$cb->();	3739	$cb->($pkg);
		3740	1
		3741	} or warn "$pkg unloaded, but with errors: $@";
		3742	}
		3743
		3744	warn "... clearing $pkg";
		3745	clear_package $pkg;
3200	}	3746	}
3201		3747
3202	Symbol::delete_package $k;	3748	warn "unloading all perl modules loaded from $LIBDIR";
		3749	while (my ($k, $v) = each %INC) {
		3750	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3751
		3752	warn "... unloading $k";
		3753	delete $INC{$k};
		3754
		3755	$k =~ s/\.pm$//;
		3756	$k =~ s/\//::/g;
		3757
		3758	if (my $cb = $k->can ("unload_module")) {
		3759	$cb->();
		3760	}
		3761
		3762	clear_package $k;
3203	}	3763	}
3204		3764
3205	warn "getting rid of safe::, as good as possible";	3765	warn "getting rid of safe::, as good as possible";
3206	Symbol::delete_package "safe::$_"	3766	clear_package "safe::$_"
3207	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3767	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3208		3768
3209	warn "unloading cf.pm \"a bit\"";	3769	warn "unloading cf.pm \"a bit\"";
3210	delete $INC{"cf.pm"};	3770	delete $INC{"cf.pm"};
3211	delete $INC{"cf/pod.pm"};	3771	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3212		3772
3213	# don't, removes xs symbols, too,	3773	# don't, removes xs symbols, too,
3214	# and global variables created in xs	3774	# and global variables created in xs
3215	#Symbol::delete_package __PACKAGE__;	3775	#clear_package __PACKAGE__;
3216		3776
3217	warn "unload completed, starting to reload now";	3777	warn "unload completed, starting to reload now";
3218		3778
3219	warn "reloading cf.pm";	3779	warn "reloading cf.pm";
3220	require cf;	3780	require cf;
3221	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3781	cf::_connect_to_perl_1;
3222		3782
3223	warn "loading config and database again";	3783	warn "loading config and database again";
3224	cf::cfg_load;	3784	cf::reload_config;
3225		3785
3226	warn "loading extensions";	3786	warn "loading extensions";
3227	cf::load_extensions;	3787	cf::load_extensions;
3228		3788
		3789	if ($REATTACH_ON_RELOAD) {
3229	warn "reattaching attachments to objects/players";	3790	warn "reattaching attachments to objects/players";
3230	_global_reattach; # objects, sockets	3791	_global_reattach; # objects, sockets
3231	warn "reattaching attachments to maps";	3792	warn "reattaching attachments to maps";
3232	reattach $_ for values %MAP;	3793	reattach $_ for values %MAP;
3233	warn "reattaching attachments to players";	3794	warn "reattaching attachments to players";
3234	reattach $_ for values %PLAYER;	3795	reattach $_ for values %PLAYER;
		3796	}
3235		3797
		3798	warn "running post_init jobs";
		3799	(pop @POST_INIT)->(1) while @POST_INIT;
		3800
3236	warn "leaving sync_job";	3801	warn "leaving sync_job";
3237		3802
3238	1	3803	1
3239	} or do {	3804	} or do {
3240	warn $@;	3805	warn $@;
3241	warn "error while reloading, exiting.";	3806	cf::cleanup "error while reloading, exiting.";
3242	exit 1;
3243	};	3807	};
3244		3808
3245	warn "reloaded";	3809	warn "reloaded";
		3810	--$RELOAD;
		3811	}
		3812
		3813	$t1 = EV::time - $t1;
		3814	warn "reload completed in ${t1}s\n";
3246	};	3815	};
3247		3816
3248	our $RELOAD_WATCHER; # used only during reload	3817	our $RELOAD_WATCHER; # used only during reload
3249		3818
3250	sub reload_perl() {	3819	sub reload_perl() {
3251	# doing reload synchronously and two reloads happen back-to-back,	3820	# doing reload synchronously and two reloads happen back-to-back,
3252	# coro crashes during coro_state_free->destroy here.	3821	# coro crashes during coro_state_free->destroy here.
3253		3822
3254	$RELOAD_WATCHER ||= Event->timer (	3823	$RELOAD_WATCHER ||= cf::async {
3255	reentrant => 0,	3824	Coro::AIO::aio_wait cache_extensions;
3256	after => 0,	3825
3257	data => WF_AUTOCANCEL,	3826	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3258	cb => sub {
3259	do_reload_perl;	3827	do_reload_perl;
3260	undef $RELOAD_WATCHER;	3828	undef $RELOAD_WATCHER;
3261	},	3829	};
3262	);	3830	};
3263	}	3831	}
3264		3832
3265	register_command "reload" => sub {	3833	register_command "reload" => sub {
3266	my ($who, $arg) = @_;	3834	my ($who, $arg) = @_;
3267		3835
3268	if ($who->flag (FLAG_WIZ)) {	3836	if ($who->flag (FLAG_WIZ)) {
3269	$who->message ("reloading server.");	3837	$who->message ("reloading server.");
		3838	async {
		3839	$Coro::current->{desc} = "perl_reload";
3270	async { reload_perl };	3840	reload_perl;
		3841	};
3271	}	3842	}
3272	};	3843	};
3273		3844
3274	unshift @INC, $LIBDIR;	3845	unshift @INC, $LIBDIR;
3275		3846
…		…
3277		3848
3278	our @WAIT_FOR_TICK;	3849	our @WAIT_FOR_TICK;
3279	our @WAIT_FOR_TICK_BEGIN;	3850	our @WAIT_FOR_TICK_BEGIN;
3280		3851
3281	sub wait_for_tick {	3852	sub wait_for_tick {
3282	return unless $TICK_WATCHER->is_active;
3283	return if $Coro::current == $Coro::main;	3853	return if tick_inhibit || $Coro::current == $Coro::main;
3284		3854
3285	my $signal = new Coro::Signal;	3855	my $signal = new Coro::Signal;
3286	push @WAIT_FOR_TICK, $signal;	3856	push @WAIT_FOR_TICK, $signal;
3287	$signal->wait;	3857	$signal->wait;
3288	}	3858	}
3289		3859
3290	sub wait_for_tick_begin {	3860	sub wait_for_tick_begin {
3291	return unless $TICK_WATCHER->is_active;
3292	return if $Coro::current == $Coro::main;	3861	return if tick_inhibit || $Coro::current == $Coro::main;
3293		3862
3294	my $signal = new Coro::Signal;	3863	my $signal = new Coro::Signal;
3295	push @WAIT_FOR_TICK_BEGIN, $signal;	3864	push @WAIT_FOR_TICK_BEGIN, $signal;
3296	$signal->wait;	3865	$signal->wait;
3297	}	3866	}
3298		3867
3299	my $min = 1e6;#d#	3868	sub tick {
3300	my $avg = 10;
3301	$TICK_WATCHER = Event->timer (
3302	reentrant => 0,
3303	parked => 1,
3304	prio => 0,
3305	at => $NEXT_TICK || $TICK,
3306	data => WF_AUTOCANCEL,
3307	cb => sub {
3308	if ($Coro::current != $Coro::main) {	3869	if ($Coro::current != $Coro::main) {
3309	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3870	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3310	unless ++$bug_warning > 10;	3871	unless ++$bug_warning > 10;
3311	return;	3872	return;
3312	}	3873	}
3313		3874
3314	$NOW = $tick_start = Event::time;
3315
3316	cf::server_tick; # one server iteration	3875	cf::server_tick; # one server iteration
3317		3876
3318	0 && sync_job {#d#	3877	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3319	for(1..10) {	3878	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3320	my $t = Event::time;	3879	Coro::async_pool {
3321	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3880	$Coro::current->{desc} = "runtime saver";
3322	or die;	3881	write_runtime_sync
3323		3882	or warn "ERROR: unable to write runtime file: $!";
3324	$map->width (50);
3325	$map->height (50);
3326	$map->alloc;
3327	$map->_load_objects ("/tmp/x.map", 1);
3328	my $t = Event::time - $t;
3329
3330	#next unless $t < 0.0013;#d#
3331	if ($t < $min) {
3332	$min = $t;
3333	}
3334	$avg = $avg * 0.99 + $t * 0.01;
3335	}
3336	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3337	exit 0;
3338	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3339	};	3883	};
		3884	}
3340		3885
3341	$RUNTIME += $TICK;
3342	$NEXT_TICK += $TICK;
3343
3344	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3345	$NEXT_RUNTIME_WRITE = $NOW + 10;
3346	Coro::async_pool {
3347	write_runtime
3348	or warn "ERROR: unable to write runtime file: $!";
3349	};
3350	}
3351
3352	# my $AFTER = Event::time;
3353	# warn $AFTER - $NOW;#d#
3354
3355	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3886	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3356	$sig->send;	3887	$sig->send;
3357	}	3888	}
3358	while (my $sig = shift @WAIT_FOR_TICK) {	3889	while (my $sig = shift @WAIT_FOR_TICK) {
3359	$sig->send;	3890	$sig->send;
3360	}	3891	}
3361		3892
3362	$NOW = Event::time;	3893	$LOAD = ($NOW - $TICK_START) / $TICK;
3363
3364	# if we are delayed by four ticks or more, skip them all
3365	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3366
3367	$TICK_WATCHER->at ($NEXT_TICK);
3368	$TICK_WATCHER->start;
3369
3370	$LOAD = ($NOW - $tick_start) / $TICK;
3371	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3894	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3372		3895
3373	_post_tick;	3896	if (0) {
3374		3897	if ($NEXT_TICK) {
3375		3898	my $jitter = $TICK_START - $NEXT_TICK;
		3899	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3900	warn "jitter $JITTER\n";#d#
		3901	}
3376	},	3902	}
3377	);	3903	}
3378		3904
3379	{	3905	{
3380	BDB::max_poll_time $TICK * 0.1;	3906	# configure BDB
3381	$BDB_POLL_WATCHER = Event->io (	3907
3382	reentrant => 0,
3383	fd => BDB::poll_fileno,
3384	poll => 'r',
3385	prio => 0,
3386	data => WF_AUTOCANCEL,
3387	cb => \&BDB::poll_cb,
3388	);
3389	BDB::min_parallel 8;	3908	BDB::min_parallel 8;
3390		3909	BDB::max_poll_reqs $TICK * 0.1;
3391	BDB::set_sync_prepare {	3910	$AnyEvent::BDB::WATCHER->priority (1);
3392	my $status;
3393	my $current = $Coro::current;
3394	(
3395	sub {
3396	$status = $!;
3397	$current->ready; undef $current;
3398	},
3399	sub {
3400	Coro::schedule while defined $current;
3401	$! = $status;
3402	},
3403	)
3404	};
3405		3911
3406	unless ($DB_ENV) {	3912	unless ($DB_ENV) {
3407	$DB_ENV = BDB::db_env_create;	3913	$DB_ENV = BDB::db_env_create;
		3914	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3915	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3916	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3917	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3918	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3408		3919
3409	cf::sync_job {	3920	cf::sync_job {
3410	eval {	3921	eval {
3411	BDB::db_env_open	3922	BDB::db_env_open
3412	$DB_ENV,	3923	$DB_ENV,
…		…
3414	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3925	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3415	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3926	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3416	0666;	3927	0666;
3417		3928
3418	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3929	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3419
3420	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3421	$DB_ENV->set_lk_detect;
3422	};	3930	};
3423		3931
3424	cf::cleanup "db_env_open(db): $@" if $@;	3932	cf::cleanup "db_env_open(db): $@" if $@;
3425	};	3933	};
3426	}	3934	}
		3935
		3936	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3937	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3938	};
		3939	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3940	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3941	};
		3942	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3943	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3944	};
3427	}	3945	}
3428		3946
3429	{	3947	{
		3948	# configure IO::AIO
		3949
3430	IO::AIO::min_parallel 8;	3950	IO::AIO::min_parallel 8;
3431
3432	undef $Coro::AIO::WATCHER;
3433	IO::AIO::max_poll_time $TICK * 0.1;	3951	IO::AIO::max_poll_time $TICK * 0.1;
3434	$AIO_POLL_WATCHER = Event->io (	3952	undef $AnyEvent::AIO::WATCHER;
3435	reentrant => 0,
3436	data => WF_AUTOCANCEL,
3437	fd => IO::AIO::poll_fileno,
3438	poll => 'r',
3439	prio => 6,
3440	cb => \&IO::AIO::poll_cb,
3441	);
3442	}	3953	}
3443		3954
3444	my $_log_backtrace;	3955	my $_log_backtrace;
3445		3956
3446	sub _log_backtrace {	3957	sub _log_backtrace {
…		…
3449	$msg =~ s/\n//;	3960	$msg =~ s/\n//;
3450		3961
3451	# limit the # of concurrent backtraces	3962	# limit the # of concurrent backtraces
3452	if ($_log_backtrace < 2) {	3963	if ($_log_backtrace < 2) {
3453	++$_log_backtrace;	3964	++$_log_backtrace;
		3965	my $perl_bt = Carp::longmess $msg;
3454	async {	3966	async {
		3967	$Coro::current->{desc} = "abt $msg";
		3968
3455	my @bt = fork_call {	3969	my @bt = fork_call {
3456	@addr = map { sprintf "%x", $_ } @addr;	3970	@addr = map { sprintf "%x", $_ } @addr;
3457	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3971	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3458	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3972	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3459	or die "addr2line: $!";	3973	or die "addr2line: $!";
…		…
3467	}	3981	}
3468		3982
3469	@funcs	3983	@funcs
3470	};	3984	};
3471		3985
3472	LOG llevInfo, "[ABT] $msg\n";	3986	LOG llevInfo, "[ABT] $perl_bt\n";
		3987	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3473	LOG llevInfo, "[ABT] $_\n" for @bt;	3988	LOG llevInfo, "[ABT] $_\n" for @bt;
3474	--$_log_backtrace;	3989	--$_log_backtrace;
3475	};	3990	};
3476	} else {	3991	} else {
3477	LOG llevInfo, "[ABT] $msg\n";	3992	LOG llevInfo, "[ABT] $msg\n";
3478	LOG llevInfo, "[ABT] [suppressed]\n";	3993	LOG llevInfo, "[ABT] [suppressed]\n";
3479	}	3994	}
3480	}	3995	}
3481		3996
3482	# load additional modules	3997	# load additional modules
3483	use cf::pod;	3998	require "cf/$_.pm" for @EXTRA_MODULES;
		3999	cf::_connect_to_perl_2;
3484		4000
3485	END { cf::emergency_save }	4001	END { cf::emergency_save }
3486		4002
3487	1	4003	1
3488		4004

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