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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.334 by root, Mon Aug 20 22:09:04 2007 UTC vs.
Revision 1.487 by root, Fri Oct 16 01:56:41 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
…		…
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
1505	=cut	1681	=cut
1506		1682
1507	sub ext_reply($$@) {	1683	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1684	my ($self, $id, @msg) = @_;
1509		1685
1510	if ($self->ns->extcmd == 2) {	1686	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1687	}
1518		1688
1519	=item $player->ext_msg ($type, @msg)	1689	=item $player->ext_msg ($type, @msg)
1520		1690
1521	Sends an ext event to the client.	1691	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1747	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1748	our $DEFAULT_RESET = 3000;
1579		1749
1580	sub generate_random_map {	1750	sub generate_random_map {
1581	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
1582	# mit "rum" bekleckern, nicht	1755	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1756	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1757	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1758	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1759	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1881
1709	# the temporary/swap location	1882	# the temporary/swap location
1710	sub save_path {	1883	sub save_path {
1711	my ($self) = @_;	1884	my ($self) = @_;
1712		1885
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1886	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1887	"$TMPDIR/$path.map"
1715	}	1888	}
1716		1889
1717	# the unique path, undef == no special unique path	1890	# the unique path, undef == no special unique path
1718	sub uniq_path {	1891	sub uniq_path {
1719	my ($self) = @_;	1892	my ($self) = @_;
1720		1893
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1894	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1895	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1896	}
1733		1897
1734	sub decay_objects {	1898	sub decay_objects {
1735	my ($self) = @_;	1899	my ($self) = @_;
1736		1900
…		…
1749		1913
1750	sub load_header_from($) {	1914	sub load_header_from($) {
1751	my ($self, $path) = @_;	1915	my ($self, $path) = @_;
1752		1916
1753	utf8::encode $path;	1917	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1918	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	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;
1759		1926
1760	$self->{load_path} = $path;	1927	$self->{load_path} = $path;
1761		1928
1762	1	1929	1
1763	}	1930	}
…		…
1817	sub find {	1984	sub find {
1818	my ($path, $origin) = @_;	1985	my ($path, $origin) = @_;
1819		1986
1820	$path = normalise $path, $origin && $origin->path;	1987	$path = normalise $path, $origin && $origin->path;
1821		1988
		1989	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1990	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1991
1824	$cf::MAP{$path} || do {	1992	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1993	my $map = new_from_path cf::map $path
1827	or return;	1994	or return;
1828		1995
1829	$map->{last_save} = $cf::RUNTIME;	1996	$map->{last_save} = $cf::RUNTIME;
1830		1997
…		…
1832	or return;	1999	or return;
1833		2000
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2001	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2002	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2003	#$cf::WAIT_FOR_TICK->wait;
		2004	undef $guard2;
		2005	undef $guard1;
1837	$map->reset;	2006	$map->reset;
1838	undef $guard;
1839	return find $path;	2007	return find $path;
1840	}	2008	}
1841		2009
1842	$cf::MAP{$path} = $map	2010	$cf::MAP{$path} = $map
1843	}	2011	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2020	local $self->{deny_reset} = 1; # loading can take a long time
1853		2021
1854	my $path = $self->{path};	2022	my $path = $self->{path};
1855		2023
1856	{	2024	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2025	my $guard = cf::lock_acquire "map_data:$path";
1858		2026
		2027	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2028	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2029
1861	$self->in_memory (cf::MAP_LOADING);	2030	$self->in_memory (cf::MAP_LOADING);
1862		2031
1863	$self->alloc;	2032	$self->alloc;
1864		2033
1865	$self->pre_load;	2034	$self->pre_load;
1866	Coro::cede;	2035	cf::cede_to_tick;
1867		2036
		2037	my $f = new_from_file cf::object::thawer $self->{load_path};
		2038	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2039	$self->_load_objects ($f)
1869	or return;	2040	or return;
1870		2041
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2042	$self->post_load_original
1872	if delete $self->{load_original};	2043	if delete $self->{load_original};
1873		2044
1874	if (my $uniq = $self->uniq_path) {	2045	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2046	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2047	unless (aio_stat $uniq) {
		2048	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2049	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2050	$self->_load_objects ($f);
		2051	$f->resolve_delayed_derefs;
		2052	}
1879	}	2053	}
1880	}	2054	}
1881		2055
1882	Coro::cede;	2056	$f->resolve_delayed_derefs;
		2057
		2058	cf::cede_to_tick;
1883	# now do the right thing for maps	2059	# now do the right thing for maps
1884	$self->link_multipart_objects;	2060	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2061	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2062	unless $self->difficulty;
1887	Coro::cede;	2063	cf::cede_to_tick;
1888		2064
1889	unless ($self->{deny_activate}) {	2065	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2066	$self->decay_objects;
1891	$self->fix_auto_apply;	2067	$self->fix_auto_apply;
1892	$self->update_buttons;	2068	$self->update_buttons;
1893	Coro::cede;	2069	cf::cede_to_tick;
1894	$self->set_darkness_map;
1895	Coro::cede;
1896	$self->activate;	2070	$self->activate;
1897	}	2071	}
1898		2072
1899	$self->{last_save} = $cf::RUNTIME;	2073	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2074	$self->last_access ($cf::RUNTIME);
1901		2075
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2077	}
1904		2078
1905	$self->post_load;	2079	$self->post_load;
1906	}	2080	}
1907		2081
…		…
1950	}	2124	}
1951		2125
1952	sub do_load_sync {	2126	sub do_load_sync {
1953	my ($map) = @_;	2127	my ($map) = @_;
1954		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1955	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1956	}	2133	}
1957		2134
1958	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1960		2137
1961	sub find_async {	2138	sub find_async {
1962	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1963		2140
1964	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1965		2142
1966	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2145	}
1969		2146
1970	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1971	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1972	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2154	if (my $map = find $k) {
1975	$map->load;	2155	$map->load if $v;
1976	}	2156	}
1977		2157
1978	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1979	}	2159	}
1980	}	2160	}
1981	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1982	};	2162	};
1983	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2166	}
1987		2167
1988	sub save {	2168	sub save {
1989	my ($self) = @_;	2169	my ($self) = @_;
1990		2170
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2172
1993	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1994		2174
1995	return unless $self->dirty;	2175	return unless $self->dirty;
1996		2176
…		…
2002	return if $self->{deny_save};	2182	return if $self->{deny_save};
2003		2183
2004	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
2005		2185
2006	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
2008	};	2189	};
		2190
		2191	cf::get_slot 0.02;
2009		2192
2010	if ($uniq) {	2193	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2194	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2195	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2196	} else {
…		…
2019	my ($self) = @_;	2202	my ($self) = @_;
2020		2203
2021	# save first because save cedes	2204	# save first because save cedes
2022	$self->save;	2205	$self->save;
2023		2206
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2207	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2208
2026	return if $self->players;	2209	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2210	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2211	return if $self->{deny_save};
2029		2212
		2213	$self->in_memory (cf::MAP_SWAPPED);
		2214
		2215	$self->deactivate;
		2216	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2217	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2218	}
2033		2219
2034	sub reset_at {	2220	sub reset_at {
2035	my ($self) = @_;	2221	my ($self) = @_;
2036		2222
…		…
2054		2240
2055	my $lock = cf::lock_acquire "map_data:$self->{path}";	2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
2056		2242
2057	return if $self->players;	2243	return if $self->players;
2058		2244
2059	warn "resetting map ", $self->path;	2245	warn "resetting map ", $self->path, "\n";
2060		2246
2061	$self->in_memory (cf::MAP_SWAPPED);	2247	$self->in_memory (cf::MAP_SWAPPED);
2062		2248
2063	# need to save uniques path	2249	# need to save uniques path
2064	unless ($self->{deny_save}) {	2250	unless ($self->{deny_save}) {
…		…
2068	if $uniq;	2254	if $uniq;
2069	}	2255	}
2070		2256
2071	delete $cf::MAP{$self->path};	2257	delete $cf::MAP{$self->path};
2072		2258
		2259	$self->deactivate;
		2260	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2261	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2262
2077	$self->unlink_save;	2263	$self->unlink_save;
2078	$self->destroy;	2264	$self->destroy;
2079	}	2265	}
2080		2266
2081	my $nuke_counter = "aaaa";	2267	my $nuke_counter = "aaaa";
2082		2268
2083	sub nuke {	2269	sub nuke {
2084	my ($self) = @_;	2270	my ($self) = @_;
2085		2271
		2272	{
		2273	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2274
2086	delete $cf::MAP{$self->path};	2275	delete $cf::MAP{$self->path};
2087		2276
2088	$self->unlink_save;	2277	$self->unlink_save;
2089		2278
2090	bless $self, "cf::map";	2279	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2280	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2281	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2282	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2283	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2284
2096	$cf::MAP{$self->path} = $self;	2285	$cf::MAP{$self->path} = $self;
		2286	}
2097		2287
2098	$self->reset; # polite request, might not happen	2288	$self->reset; # polite request, might not happen
2099	}	2289	}
2100		2290
2101	=item $maps = cf::map::tmp_maps	2291	=item $maps = cf::map::tmp_maps
…		…
2143		2333
2144	sub unique_maps() {	2334	sub unique_maps() {
2145	[	2335	[
2146	map {	2336	map {
2147	utf8::decode $_;	2337	utf8::decode $_;
2148	/\.map$/	2338	s/\.map$//; # TODO future compatibility hack
		2339	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2340	? ()
2149	? normalise $_	2341	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2342	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2343	]
2153	}	2344	}
2154		2345
2155	package cf;
2156
2157	=back	2346	=back
2158		2347
2159	=head3 cf::object	2348	=head3 cf::object
2160		2349
2161	=cut	2350	=cut
…		…
2164		2353
2165	=over 4	2354	=over 4
2166		2355
2167	=item $ob->inv_recursive	2356	=item $ob->inv_recursive
2168		2357
2169	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.
2170		2360
2171	=cut	2361	=cut
2172		2362
2173	sub inv_recursive_;	2363	sub inv_recursive_;
2174	sub inv_recursive_ {	2364	sub inv_recursive_ {
…		…
2177		2367
2178	sub inv_recursive {	2368	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2369	inv_recursive_ inv $_[0]
2180	}	2370	}
2181		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
2182	package cf;	2400	package cf;
2183		2401
2184	=back	2402	=back
2185		2403
2186	=head3 cf::object::player	2404	=head3 cf::object::player
…		…
2192	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>
2193	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
2194	dialogue with the given NPC character.	2412	dialogue with the given NPC character.
2195		2413
2196	=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	};
2197		2429
2198	# rough implementation of a future "reply" method that works	2430	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2431	# with dialog boxes.
2200	#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
2201	sub cf::object::player::reply($$$;$) {	2433	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2445	my $dialog = $pl->{npc_dialog};
2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2446	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2215		2447
2216	} else {	2448	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2449	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2450	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2451	}
2220	}	2452	}
2221	}	2453	}
2222		2454
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2455	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2248		2480
2249	=item $player_object->enter_link	2481	=item $player_object->enter_link
2250		2482
2251	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}>).
2252		2484
2253	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.
2254	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.
2255		2489
2256	Will never block.	2490	Will never block.
2257		2491
2258	=item $player_object->leave_link ($map, $x, $y)	2492	=item $player_object->leave_link ($map, $x, $y)
2259		2493
…		…
2317		2551
2318	$map->load;	2552	$map->load;
2319	$map->load_neighbours;	2553	$map->load_neighbours;
2320		2554
2321	return unless $self->contr->active;	2555	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2556
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2557	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2558	$self->enter_map ($map, $x, $y);
		2559
		2560	# only activate afterwards, to support waiting in hooks
		2561	$self->activate_recursive;
2326	}	2562	}
2327		2563
2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2564	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2329		2565
2330	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
2331	her, loading and preparing them map, calling the provided $check callback	2567	her, loading and preparing them map, calling the provided $check callback
2332	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
2333	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
2334	be called at the end of this process.	2570	be called at the end of this process.
2335		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
2336	=cut	2575	=cut
2337		2576
2338	our $GOTOGEN;	2577	our $GOTOGEN;
2339		2578
2340	sub cf::object::player::goto {	2579	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2583	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2584
2346	$self->enter_link;	2585	$self->enter_link;
2347		2586
2348	(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
2349	my $map = eval {	2609	my $map = eval {
2350	my $map = cf::map::find $path;	2610	my $map = defined $path ? cf::map::find $path : undef;
2351		2611
2352	if ($map) {	2612	if ($map) {
2353	$map = $map->customise_for ($self);	2613	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2614	$map = $check->($map) if $check && $map;
2355	} else {	2615	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2616	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2617	}
2358		2618
2359	$map	2619	$map
2360	};	2620	};
2361		2621
…		…
2397	}	2657	}
2398		2658
2399	sub prepare_random_map {	2659	sub prepare_random_map {
2400	my ($exit) = @_;	2660	my ($exit) = @_;
2401		2661
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2662	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2663	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2664	# that depends on the exit object
2407		2665
2408	my $rmp = parse_random_map_params $exit->msg;	2666	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2668	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2669	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2670	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2671	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2672	$rmp->{origin_y} = $exit->y;
		2673
		2674	$exit->map->touch;
2415	}	2675	}
2416		2676
2417	$rmp->{random_seed} ||= $exit->random_seed;	2677	$rmp->{random_seed} ||= $exit->random_seed;
2418		2678
2419	my $data = cf::to_json $rmp;	2679	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2680	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2681	my $meta = "$RANDOMDIR/$md5.meta";
2422		2682
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2683	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2684	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2685	undef $fh;
2426	aio_rename "$meta~", $meta;	2686	aio_rename "$meta~", $meta;
2427		2687
		2688	my $slaying = "?random/$md5";
		2689
		2690	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2691	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2692	$exit->msg (undef);
		2693	}
2430	}	2694	}
2431	}	2695	}
2432		2696
2433	sub cf::object::player::enter_exit {	2697	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2698	my ($self, $exit) = @_;
2435		2699
2436	return unless $self->type == cf::PLAYER;	2700	return unless $self->type == cf::PLAYER;
2437		2701
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2702	$self->enter_link;
2450		2703
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2704	(async {
2456	$self->deactivate_recursive; # just to be sure	2705	$Coro::current->{desc} = "enter_exit";
		2706
2457	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
2458	$self->goto ($slaying, $hp, $sp);	2722	$self->goto ($map, $x, $y);
2459		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
2460	1;	2728	1
2461	}) {	2729	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2730	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "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. "
2464	. "Please report this to the dungeon master!",	2732	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2733	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2734
2467	warn "ERROR in enter_exit: $@";	2735	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2763	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2764	the message unless the client supports the msg packet.
2497		2765
2498	=cut	2766	=cut
2499		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" => $CHAT_CHANNEL,
		2880	);
		2881
2500	sub cf::client::send_msg {	2882	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2883	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2884
2503	$msg = $self->pl->expand_cfpod ($msg);	2885	$msg = $self->pl->expand_cfpod ($msg)
		2886	unless $color & cf::NDI_VERBATIM;
2504		2887
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2888	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2889
		2890	# check predefined channels, for the benefit of C
		2891	if ($CHANNEL{$channel}) {
		2892	$channel = $CHANNEL{$channel};
		2893
		2894	$self->ext_msg (channel_info => $channel);
		2895	$channel = $channel->{id};
		2896
2507	if (ref $channel) {	2897	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2898	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2899	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2900	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2901	$self->ext_msg (channel_info => $channel);
2512	}	2902	}
…		…
2514	$channel = $channel->{id};	2904	$channel = $channel->{id};
2515	}	2905	}
2516		2906
2517	return unless @extra || length $msg;	2907	return unless @extra || length $msg;
2518		2908
2519	if ($self->can_msg) {
2520	# default colour, mask it out	2909	# default colour, mask it out
2521	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2910	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2522	if $color & cf::NDI_DEF;	2911	if $color & cf::NDI_DEF;
2523		2912
2524	$self->send_packet ("msg " . $self->{json_coder}->encode (	2913	my $pkt = "msg "
		2914	. $self->{json_coder}->encode (
2525	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2915	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2526	} else {	2916	);
2527	if ($color >= 0) {
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537		2917
2538	$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};
2539		2921
2540	utf8::encode $msg;	2922	# split very large packets
2541		2923	if (8192 < length $pkt and $self->{can_lzf}) {
2542	if (0 && $msg =~ /\[/) {	2924	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2543	# COMMAND/INFO	2925	$pkt = "frag";
2544	$self->send_packet ("drawextinfo $color 10 8 $msg")
2545	} else {
2546	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2547	$self->send_packet ("drawinfo $color $msg")
2548	}
2549	}
2550	}	2926	}
		2927
		2928	$self->send_packet ($pkt);
2551	}	2929	}
2552		2930
2553	=item $client->ext_msg ($type, @msg)	2931	=item $client->ext_msg ($type, @msg)
2554		2932
2555	Sends an ext event to the client.	2933	Sends an ext event to the client.
…		…
2557	=cut	2935	=cut
2558		2936
2559	sub cf::client::ext_msg($$@) {	2937	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2938	my ($self, $type, @msg) = @_;
2561		2939
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2940	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2941	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2942	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2943	push @msg, msgtype => "event_$type";
		2944	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2945	}
		2946	}
		2947
		2948	=item $client->ext_reply ($msgid, @msg)
		2949
		2950	Sends an ext reply to the client.
		2951
		2952	=cut
		2953
		2954	sub cf::client::ext_reply($$@) {
		2955	my ($self, $id, @msg) = @_;
		2956
		2957	if ($self->extcmd == 2) {
		2958	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2959	} elsif ($self->extcmd == 1) {
		2960	#TODO: version 1, remove
		2961	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2962	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2963	}
2570	}	2964	}
2571		2965
2572	=item $success = $client->query ($flags, "text", \&cb)	2966	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	3028	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	3029	"ARRAY" eq ref $msg
2636	? @$msg	3030	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3031	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		3032
		3033	my @reply;
		3034
2639	if (my $cb = $EXTICMD{$type}) {	3035	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	3036	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	3037	}
		3038
		3039	$ns->ext_reply ($reply, @reply)
		3040	if $reply;
		3041
2645	} else {	3042	} else {
2646	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";
2647	}	3044	}
2648		3045
2649	cf::override;	3046	cf::override;
…		…
2709	=pod	3106	=pod
2710		3107
2711	The following functions and methods are available within a safe environment:	3108	The following functions and methods are available within a safe environment:
2712		3109
2713	cf::object	3110	cf::object
2714	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
2715	insert remove name archname title slaying race	3112	insert remove name archname title slaying race decrease split
		3113	value
2716		3114
2717	cf::object::player	3115	cf::object::player
2718	player	3116	player
2719		3117
2720	cf::player	3118	cf::player
…		…
2725		3123
2726	=cut	3124	=cut
2727		3125
2728	for (	3126	for (
2729	["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
2730	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)],
2731	["cf::object::player" => qw(player)],	3130	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3131	["cf::player" => qw(peaceful send_msg)],
2733	["cf::map" => qw(trigger)],	3132	["cf::map" => qw(trigger)],
2734	) {	3133	) {
2735	no strict 'refs';	3134	no strict 'refs';
2736	my ($pkg, @funs) = @$_;	3135	my ($pkg, @funs) = @$_;
2737	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2754	my ($code, %vars) = @_;	3153	my ($code, %vars) = @_;
2755		3154
2756	my $qcode = $code;	3155	my $qcode = $code;
2757	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2758	$qcode =~ s/\n/\\n/g;	3157	$qcode =~ s/\n/\\n/g;
		3158
		3159	%vars = (_dummy => 0) unless %vars;
2759		3160
2760	local $_;	3161	local $_;
2761	local @safe::cf::_safe_eval_args = values %vars;	3162	local @safe::cf::_safe_eval_args = values %vars;
2762		3163
2763	my $eval =	3164	my $eval =
…		…
2811	# the server's init and main functions	3212	# the server's init and main functions
2812		3213
2813	sub load_facedata($) {	3214	sub load_facedata($) {
2814	my ($path) = @_;	3215	my ($path) = @_;
2815		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
2816	my $enc = JSON::XS->new->utf8->canonical;	3221	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2817		3222
2818	warn "loading facedata from $path\n";	3223	warn "loading facedata from $path\n";
2819		3224
2820	my $facedata;	3225	my $facedata;
2821	0 < aio_load $path, $facedata	3226	0 < aio_load $path, $facedata
…		…
2825		3230
2826	$facedata->{version} == 2	3231	$facedata->{version} == 2
2827	or cf::cleanup "$path: version mismatch, cannot proceed.";	3232	or cf::cleanup "$path: version mismatch, cannot proceed.";
2828		3233
2829	# patch in the exptable	3234	# patch in the exptable
2830	cf::cede_to_tick;
2831	$facedata->{resource}{"res/exp_table"} = {	3235	$facedata->{resource}{"res/exp_table"} = {
2832	type => FT_RSRC,	3236	type => FT_RSRC,
2833	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]),
2834	};	3238	};
2835	cf::cede_to_tick;	3239	cf::cede_to_tick;
2836		3240
2837	{	3241	{
2838	my $faces = $facedata->{faceinfo};	3242	my $faces = $facedata->{faceinfo};
2839		3243
2840	while (my ($face, $info) = each %$faces) {	3244	while (my ($face, $info) = each %$faces) {
2841	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3245	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3246
2842	cf::face::set_visibility $idx, $info->{visibility};	3247	cf::face::set_visibility $idx, $info->{visibility};
2843	cf::face::set_magicmap $idx, $info->{magicmap};	3248	cf::face::set_magicmap $idx, $info->{magicmap};
2844	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};
2845	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};
2846		3251
2847	cf::cede_to_tick;	3252	cf::cede_to_tick;
2848	}	3253	}
2849		3254
2850	while (my ($face, $info) = each %$faces) {	3255	while (my ($face, $info) = each %$faces) {
2851	next unless $info->{smooth};	3256	next unless $info->{smooth};
		3257
2852	my $idx = cf::face::find $face	3258	my $idx = cf::face::find $face
2853	or next;	3259	or next;
		3260
2854	if (my $smooth = cf::face::find $info->{smooth}) {	3261	if (my $smooth = cf::face::find $info->{smooth}) {
2855	cf::face::set_smooth $idx, $smooth;	3262	cf::face::set_smooth $idx, $smooth;
2856	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3263	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2857	} else {	3264	} else {
2858	warn "smooth face '$info->{smooth}' not found for face '$face'";	3265	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2876	{	3283	{
2877	# TODO: for gcfclient pleasure, we should give resources	3284	# TODO: for gcfclient pleasure, we should give resources
2878	# that gcfclient doesn't grok a >10000 face index.	3285	# that gcfclient doesn't grok a >10000 face index.
2879	my $res = $facedata->{resource};	3286	my $res = $facedata->{resource};
2880		3287
2881	my $soundconf = delete $res->{"res/sound.conf"};
2882
2883	while (my ($name, $info) = each %$res) {	3288	while (my ($name, $info) = each %$res) {
		3289	if (defined $info->{type}) {
2884	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3290	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2885	my $data;	3291	my $data;
2886		3292
2887	if ($info->{type} & 1) {	3293	if ($info->{type} & 1) {
2888	# prepend meta info	3294	# prepend meta info
2889		3295
2890	my $meta = $enc->encode ({	3296	my $meta = $enc->encode ({
2891	name => $name,	3297	name => $name,
2892	%{ $info->{meta} || {} },	3298	%{ $info->{meta} || {} },
2893	});	3299	});
2894		3300
2895	$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;
2896	}	3310	}
2897		3311
2898	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2899	cf::face::set_type $idx, $info->{type};
2900
2901	cf::cede_to_tick;	3312	cf::cede_to_tick;
2902	}	3313	}
2903
2904	if ($soundconf) {
2905	$soundconf = $enc->decode (delete $soundconf->{data});
2906
2907	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2908	my $sound = $soundconf->{compat}[$_]
2909	or next;
2910
2911	my $face = cf::face::find "sound/$sound->[1]";
2912	cf::sound::set $sound->[0] => $face;
2913	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2914	}
2915
2916	while (my ($k, $v) = each %{$soundconf->{event}}) {
2917	my $face = cf::face::find "sound/$v";
2918	cf::sound::set $k => $face;
2919	}
2920	}
2921	}	3314	}
		3315
		3316	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3317
2923	1	3318	1
2924	}	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	});
2925		3340
2926	register_exticmd fx_want => sub {	3341	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3342	my ($ns, $want) = @_;
2928		3343
2929	while (my ($k, $v) = each %$want) {	3344	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3345	$ns->fx_want ($k, $v);
2931	}	3346	}
2932	};	3347	};
2933		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
2934	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
2935	load_resource_file "$MAPDIR/regions"	3364	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3365	or die "unable to load regions file\n";
2937		3366
2938	for (cf::region::list) {	3367	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3368	$_->{match} = qr/$_->{match}/
…		…
2947	}	3376	}
2948		3377
2949	sub reload_archetypes {	3378	sub reload_archetypes {
2950	load_resource_file "$DATADIR/archetypes"	3379	load_resource_file "$DATADIR/archetypes"
2951	or die "unable to load archetypes\n";	3380	or die "unable to load archetypes\n";
2952	#d# NEED to laod twice to resolve forward references
2953	# this really needs to be done in an extra post-pass
2954	# (which needs to be synchronous, so solve it differently)
2955	load_resource_file "$DATADIR/archetypes"
2956	or die "unable to load archetypes\n";
2957	}	3381	}
2958		3382
2959	sub reload_treasures {	3383	sub reload_treasures {
2960	load_resource_file "$DATADIR/treasures"	3384	load_resource_file "$DATADIR/treasures"
2961	or die "unable to load treasurelists\n";	3385	or die "unable to load treasurelists\n";
2962	}	3386	}
2963		3387
2964	sub reload_resources {	3388	sub reload_resources {
2965	warn "reloading resource files...\n";	3389	warn "reloading resource files...\n";
2966		3390
		3391	reload_facedata;
		3392	reload_archetypes;
2967	reload_regions;	3393	reload_regions;
2968	reload_facedata;
2969	#reload_archetypes;#d#
2970	reload_archetypes;
2971	reload_treasures;	3394	reload_treasures;
2972		3395
2973	warn "finished reloading resource files\n";	3396	warn "finished reloading resource files\n";
2974	}	3397	}
2975		3398
2976	sub init {	3399	sub reload_config {
2977	reload_resources;	3400	warn "reloading config file...\n";
2978	}
2979		3401
2980	sub cfg_load {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3402	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3403	or return;
2983		3404
2984	local $/;	3405	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3406	*CFG = YAML::XS::Load scalar <$fh>;
2986		3407
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2988		3409
2989	$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};
2990	$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};
…		…
2994	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2995	and die "WARNING: m(un)lockall failed: $!\n";	3416	and die "WARNING: m(un)lockall failed: $!\n";
2996	};	3417	};
2997	warn $@ if $@;	3418	warn $@ if $@;
2998	}	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;
2999	}	3450	}
3000		3451
3001	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
3002	# we must not ever block the main coroutine	3467	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3468	local $Coro::idle = sub {
3004	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#
3005	(async {	3470	(async {
3006	Event::one_event;	3471	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3472	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3473	})->prio (Coro::PRIO_MAX);
3008	};	3474	};
3009		3475
3010	cfg_load;	3476	evthread_start IO::AIO::poll_fileno;
		3477
		3478	cf::sync_job {
		3479	reload_resources;
		3480	reload_config;
3011	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
3012	load_extensions;	3494	load_extensions;
3013		3495
3014	$TICK_WATCHER->start;	3496	utime time, time, $RUNTIMEFILE;
3015	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;
3016	}	3506	}
3017		3507
3018	#############################################################################	3508	#############################################################################
3019	# initialisation and cleanup	3509	# initialisation and cleanup
3020		3510
3021	# install some emergency cleanup handlers	3511	# install some emergency cleanup handlers
3022	BEGIN {	3512	BEGIN {
		3513	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3514	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3515	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3025	reentrant => 0,
3026	data => WF_AUTOCANCEL,
3027	signal => $signal,
3028	prio => 0,
3029	cb => sub {
3030	cf::cleanup "SIG$signal";	3516	cf::cleanup "SIG$signal";
3031	},
3032	);	3517	};
3033	}	3518	}
3034	}	3519	}
3035		3520
3036	sub write_runtime {	3521	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";
3038
3039	# first touch the runtime file to show we are still running:	3522	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3523	# the fsync below can take a very very long time.
3041		3524
3042	IO::AIO::aio_utime $runtime, undef, undef;	3525	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3043		3526
3044	my $guard = cf::lock_acquire "write_runtime";	3527	my $guard = cf::lock_acquire "write_runtime";
3045		3528
3046	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3529	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3047	or return;	3530	or return;
3048		3531
3049	my $value = $cf::RUNTIME + 90 + 10;	3532	my $value = $cf::RUNTIME + 90 + 10;
3050	# 10 is the runtime save interval, for a monotonic clock	3533	# 10 is the runtime save interval, for a monotonic clock
3051	# 60 allows for the watchdog to kill the server.	3534	# 60 allows for the watchdog to kill the server.
…		…
3061	aio_utime $fh, undef, undef;	3544	aio_utime $fh, undef, undef;
3062		3545
3063	close $fh	3546	close $fh
3064	or return;	3547	or return;
3065		3548
3066	aio_rename "$runtime~", $runtime	3549	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3067	and return;	3550	and return;
3068		3551
3069	warn "runtime file written.\n";	3552	warn "runtime file written.\n";
3070		3553
3071	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 };
3072	}	3605	}
3073		3606
3074	sub emergency_save() {	3607	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3608	my $freeze_guard = cf::freeze_mainloop;
3076		3609
3077	warn "enter emergency perl save\n";	3610	warn "emergency_perl_save: enter\n";
3078		3611
3079	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
3080	# use a peculiar iteration method to avoid tripping on perl	3618	# use a peculiar iteration method to avoid tripping on perl
3081	# refcount bugs in for. also avoids problems with players	3619	# refcount bugs in for. also avoids problems with players
3082	# and maps saved/destroyed asynchronously.	3620	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3621	warn "emergency_perl_save: begin player save\n";
3084	for my $login (keys %cf::PLAYER) {	3622	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3623	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3624	$pl->valid or next;
		3625	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3626	$pl->save;
3088	}	3627	}
3089	warn "end emergency player save\n";	3628	warn "emergency_perl_save: end player save\n";
3090		3629
3091	warn "begin emergency map save\n";	3630	warn "emergency_perl_save: begin map save\n";
3092	for my $path (keys %cf::MAP) {	3631	for my $path (keys %cf::MAP) {
3093	my $map = $cf::MAP{$path} or next;	3632	my $map = $cf::MAP{$path} or next;
3094	$map->valid or next;	3633	$map->valid or next;
3095	$map->save;	3634	$map->save;
3096	}	3635	}
3097	warn "end emergency map save\n";	3636	warn "emergency_perl_save: end map save\n";
3098		3637
3099	warn "begin emergency database checkpoint\n";	3638	warn "emergency_perl_save: begin database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3639	BDB::db_env_txn_checkpoint $DB_ENV;
3101	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";
3102	};	3645	};
3103		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
3104	warn "leave emergency perl save\n";	3652	warn "emergency_perl_save: leave\n";
3105	}	3653	}
3106		3654
3107	sub post_cleanup {	3655	sub post_cleanup {
3108	my ($make_core) = @_;	3656	my ($make_core) = @_;
3109		3657
3110	warn Carp::longmess "post_cleanup backtrace"	3658	warn Carp::longmess "post_cleanup backtrace"
3111	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 $pkg\n";#d#
3112	}	3689	}
3113		3690
3114	sub do_reload_perl() {	3691	sub do_reload_perl() {
3115	# can/must only be called in main	3692	# can/must only be called in main
3116	if ($Coro::current != $Coro::main) {	3693	if ($Coro::current != $Coro::main) {
3117	warn "can only reload from main coroutine";	3694	warn "can only reload from main coroutine";
3118	return;	3695	return;
3119	}	3696	}
3120		3697
		3698	return if $RELOAD++;
		3699
		3700	my $t1 = EV::time;
		3701
		3702	while ($RELOAD) {
3121	warn "reloading...";	3703	warn "reloading...";
3122		3704
3123	warn "entering sync_job";	3705	warn "entering sync_job";
3124		3706
3125	cf::sync_job {	3707	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3708	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3709	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3710	cf::write_runtime_sync; # external watchdog should not bark
3129		3711
3130	warn "syncing database to disk";	3712	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3713	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3714
3133	# 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
3134		3716
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139
3140	warn "flushing outstanding aio requests";	3717	warn "flushing outstanding aio requests";
3141	for (;;) {
3142	BDB::flush;
3143	IO::AIO::flush;
3144	Coro::cede;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3718	while (IO::AIO::nreqs || BDB::nreqs) {
3146	warn "iterate...";	3719	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3147	}
3148
3149	++$RELOAD;
3150
3151	warn "cancelling all extension coros";
3152	$_->cancel for values %EXT_CORO;
3153	%EXT_CORO = ();
3154
3155	warn "removing commands";
3156	%COMMAND = ();
3157
3158	warn "removing ext/exti commands";
3159	%EXTCMD = ();
3160	%EXTICMD = ();
3161
3162	warn "unloading/nuking all extensions";
3163	for my $pkg (@EXTS) {
3164	warn "... unloading $pkg";
3165
3166	if (my $cb = $pkg->can ("unload")) {
3167	eval {
3168	$cb->($pkg);
3169	1
3170	} or warn "$pkg unloaded, but with errors: $@";
3171	}	3720	}
3172		3721
3173	warn "... nuking $pkg";	3722	warn "cancelling all extension coros";
3174	Symbol::delete_package $pkg;	3723	$_->cancel for values %EXT_CORO;
3175	}	3724	%EXT_CORO = ();
3176		3725
3177	warn "unloading all perl modules loaded from $LIBDIR";	3726	warn "removing commands";
3178	while (my ($k, $v) = each %INC) {	3727	%COMMAND = ();
3179	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3180		3728
		3729	warn "removing ext/exti commands";
		3730	%EXTCMD = ();
		3731	%EXTICMD = ();
		3732
		3733	warn "unloading/nuking all extensions";
		3734	for my $pkg (@EXTS) {
3181	warn "... unloading $k";	3735	warn "... unloading $pkg";
3182	delete $INC{$k};
3183		3736
3184	$k =~ s/\.pm$//;
3185	$k =~ s/\//::/g;
3186
3187	if (my $cb = $k->can ("unload_module")) {	3737	if (my $cb = $pkg->can ("unload")) {
		3738	eval {
3188	$cb->();	3739	$cb->($pkg);
		3740	1
		3741	} or warn "$pkg unloaded, but with errors: $@";
		3742	}
		3743
		3744	warn "... clearing $pkg";
		3745	clear_package $pkg;
3189	}	3746	}
3190		3747
3191	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 $k;
3192	}	3763	}
3193		3764
3194	warn "getting rid of safe::, as good as possible";	3765	warn "getting rid of safe::, as good as possible";
3195	Symbol::delete_package "safe::$_"	3766	clear_package "safe::$_"
3196	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);
3197		3768
3198	warn "unloading cf.pm \"a bit\"";	3769	warn "unloading cf.pm \"a bit\"";
3199	delete $INC{"cf.pm"};	3770	delete $INC{"cf.pm"};
3200	delete $INC{"cf/pod.pm"};	3771	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3201		3772
3202	# don't, removes xs symbols, too,	3773	# don't, removes xs symbols, too,
3203	# and global variables created in xs	3774	# and global variables created in xs
3204	#Symbol::delete_package __PACKAGE__;	3775	#clear_package __PACKAGE__;
3205		3776
3206	warn "unload completed, starting to reload now";	3777	warn "unload completed, starting to reload now";
3207		3778
3208	warn "reloading cf.pm";	3779	warn "reloading cf.pm";
3209	require cf;	3780	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3781	cf::_connect_to_perl_1;
3211		3782
3212	warn "loading config and database again";	3783	warn "loading config and database again";
3213	cf::cfg_load;	3784	cf::reload_config;
3214		3785
3215	warn "loading extensions";	3786	warn "loading extensions";
3216	cf::load_extensions;	3787	cf::load_extensions;
3217		3788
		3789	if ($REATTACH_ON_RELOAD) {
3218	warn "reattaching attachments to objects/players";	3790	warn "reattaching attachments to objects/players";
3219	_global_reattach; # objects, sockets	3791	_global_reattach; # objects, sockets
3220	warn "reattaching attachments to maps";	3792	warn "reattaching attachments to maps";
3221	reattach $_ for values %MAP;	3793	reattach $_ for values %MAP;
3222	warn "reattaching attachments to players";	3794	warn "reattaching attachments to players";
3223	reattach $_ for values %PLAYER;	3795	reattach $_ for values %PLAYER;
		3796	}
3224		3797
		3798	warn "running post_init jobs";
		3799	(pop @POST_INIT)->(1) while @POST_INIT;
		3800
3225	warn "leaving sync_job";	3801	warn "leaving sync_job";
3226		3802
3227	1	3803	1
3228	} or do {	3804	} or do {
3229	warn $@;	3805	warn $@;
3230	warn "error while reloading, exiting.";	3806	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3807	};
3233		3808
3234	warn "reloaded";	3809	warn "reloaded";
		3810	--$RELOAD;
		3811	}
		3812
		3813	$t1 = EV::time - $t1;
		3814	warn "reload completed in ${t1}s\n";
3235	};	3815	};
3236		3816
3237	our $RELOAD_WATCHER; # used only during reload	3817	our $RELOAD_WATCHER; # used only during reload
3238		3818
3239	sub reload_perl() {	3819	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3820	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3821	# coro crashes during coro_state_free->destroy here.
3242		3822
3243	$RELOAD_WATCHER ||= Event->timer (	3823	$RELOAD_WATCHER ||= cf::async {
3244	reentrant => 0,	3824	Coro::AIO::aio_wait cache_extensions;
3245	after => 0,	3825
3246	data => WF_AUTOCANCEL,	3826	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3247	cb => sub {
3248	do_reload_perl;	3827	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3828	undef $RELOAD_WATCHER;
3250	},	3829	};
3251	);	3830	};
3252	}	3831	}
3253		3832
3254	register_command "reload" => sub {	3833	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3834	my ($who, $arg) = @_;
3256		3835
3257	if ($who->flag (FLAG_WIZ)) {	3836	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3837	$who->message ("reloading server.");
		3838	async {
		3839	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3840	reload_perl;
		3841	};
3260	}	3842	}
3261	};	3843	};
3262		3844
3263	unshift @INC, $LIBDIR;	3845	unshift @INC, $LIBDIR;
3264		3846
…		…
3266		3848
3267	our @WAIT_FOR_TICK;	3849	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3850	our @WAIT_FOR_TICK_BEGIN;
3269		3851
3270	sub wait_for_tick {	3852	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3853	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3854
3274	my $signal = new Coro::Signal;	3855	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3856	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3857	$signal->wait;
3277	}	3858	}
3278		3859
3279	sub wait_for_tick_begin {	3860	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;
3281	return if $Coro::current == $Coro::main;	3861	return if tick_inhibit || $Coro::current == $Coro::main;
3282		3862
3283	my $signal = new Coro::Signal;	3863	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3864	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3865	$signal->wait;
3286	}	3866	}
3287		3867
3288	my $min = 1e6;#d#	3868	sub tick {
3289	my $avg = 10;
3290	$TICK_WATCHER = Event->timer (
3291	reentrant => 0,
3292	parked => 1,
3293	prio => 0,
3294	at => $NEXT_TICK || $TICK,
3295	data => WF_AUTOCANCEL,
3296	cb => sub {
3297	if ($Coro::current != $Coro::main) {	3869	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3870	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3871	unless ++$bug_warning > 10;
3300	return;	3872	return;
3301	}	3873	}
3302		3874
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	3875	cf::server_tick; # one server iteration
3306		3876
3307	0 && sync_job {#d#	3877	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3308	for(1..10) {	3878	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3309	my $t = Event::time;	3879	Coro::async_pool {
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3880	$Coro::current->{desc} = "runtime saver";
3311	or die;	3881	write_runtime_sync
3312		3882	or warn "ERROR: unable to write runtime file: $!";
3313	$map->width (50);
3314	$map->height (50);
3315	$map->alloc;
3316	$map->_load_objects ("/tmp/x.map", 1);
3317	my $t = Event::time - $t;
3318
3319	#next unless $t < 0.0013;#d#
3320	if ($t < $min) {
3321	$min = $t;
3322	}
3323	$avg = $avg * 0.99 + $t * 0.01;
3324	}
3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3326	exit 0;
3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3328	};	3883	};
		3884	}
3329		3885
3330	$RUNTIME += $TICK;
3331	$NEXT_TICK += $TICK;
3332
3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	$NEXT_RUNTIME_WRITE = $NOW + 10;
3335	Coro::async_pool {
3336	write_runtime
3337	or warn "ERROR: unable to write runtime file: $!";
3338	};
3339	}
3340
3341	# my $AFTER = Event::time;
3342	# warn $AFTER - $NOW;#d#
3343
3344	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3886	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	3887	$sig->send;
3346	}	3888	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	3889	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	3890	$sig->send;
3349	}	3891	}
3350		3892
3351	$NOW = Event::time;	3893	$LOAD = ($NOW - $TICK_START) / $TICK;
3352
3353	# if we are delayed by four ticks or more, skip them all
3354	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3355
3356	$TICK_WATCHER->at ($NEXT_TICK);
3357	$TICK_WATCHER->start;
3358
3359	$LOAD = ($NOW - $tick_start) / $TICK;
3360	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3894	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		3895
3362	_post_tick;	3896	if (0) {
3363		3897	if ($NEXT_TICK) {
3364		3898	my $jitter = $TICK_START - $NEXT_TICK;
		3899	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3900	warn "jitter $JITTER\n";#d#
		3901	}
3365	},	3902	}
3366	);	3903	}
3367		3904
3368	{	3905	{
3369	BDB::max_poll_time $TICK * 0.1;	3906	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	3907
3371	reentrant => 0,
3372	fd => BDB::poll_fileno,
3373	poll => 'r',
3374	prio => 0,
3375	data => WF_AUTOCANCEL,
3376	cb => \&BDB::poll_cb,
3377	);
3378	BDB::min_parallel 8;	3908	BDB::min_parallel 8;
3379		3909	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	3910	$AnyEvent::BDB::WATCHER->priority (1);
3381	my $status;
3382	my $current = $Coro::current;
3383	(
3384	sub {
3385	$status = $!;
3386	$current->ready; undef $current;
3387	},
3388	sub {
3389	Coro::schedule while defined $current;
3390	$! = $status;
3391	},
3392	)
3393	};
3394		3911
3395	unless ($DB_ENV) {	3912	unless ($DB_ENV) {
3396	$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);
3397		3919
3398	cf::sync_job {	3920	cf::sync_job {
3399	eval {	3921	eval {
3400	BDB::db_env_open	3922	BDB::db_env_open
3401	$DB_ENV,	3923	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3925	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3926	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	3927	0666;
3406		3928
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3929	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3408
3409	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3410	$DB_ENV->set_lk_detect;
3411	};	3930	};
3412		3931
3413	cf::cleanup "db_env_open(db): $@" if $@;	3932	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	3933	};
3415	}	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	};
3416	}	3945	}
3417		3946
3418	{	3947	{
		3948	# configure IO::AIO
		3949
3419	IO::AIO::min_parallel 8;	3950	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	3951	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	3952	undef $AnyEvent::AIO::WATCHER;
3424	reentrant => 0,
3425	data => WF_AUTOCANCEL,
3426	fd => IO::AIO::poll_fileno,
3427	poll => 'r',
3428	prio => 6,
3429	cb => \&IO::AIO::poll_cb,
3430	);
3431	}	3953	}
3432		3954
3433	my $_log_backtrace;	3955	my $_log_backtrace;
3434		3956
3435	sub _log_backtrace {	3957	sub _log_backtrace {
…		…
3438	$msg =~ s/\n//;	3960	$msg =~ s/\n//;
3439		3961
3440	# limit the # of concurrent backtraces	3962	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	3963	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	3964	++$_log_backtrace;
		3965	my $perl_bt = Carp::longmess $msg;
3443	async {	3966	async {
		3967	$Coro::current->{desc} = "abt $msg";
		3968
3444	my @bt = fork_call {	3969	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	3970	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3971	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	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 |"
3448	or die "addr2line: $!";	3973	or die "addr2line: $!";
…		…
3456	}	3981	}
3457		3982
3458	@funcs	3983	@funcs
3459	};	3984	};
3460		3985
3461	LOG llevInfo, "[ABT] $msg\n";	3986	LOG llevInfo, "[ABT] $perl_bt\n";
		3987	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3462	LOG llevInfo, "[ABT] $_\n" for @bt;	3988	LOG llevInfo, "[ABT] $_\n" for @bt;
3463	--$_log_backtrace;	3989	--$_log_backtrace;
3464	};	3990	};
3465	} else {	3991	} else {
3466	LOG llevInfo, "[ABT] $msg\n";	3992	LOG llevInfo, "[ABT] $msg\n";
3467	LOG llevInfo, "[ABT] [suppressed]\n";	3993	LOG llevInfo, "[ABT] [suppressed]\n";
3468	}	3994	}
3469	}	3995	}
3470		3996
3471	# load additional modules	3997	# load additional modules
3472	use cf::pod;	3998	require "cf/$_.pm" for @EXTRA_MODULES;
		3999	cf::_connect_to_perl_2;
3473		4000
3474	END { cf::emergency_save }	4001	END { cf::emergency_save }
3475		4002
3476	1	4003	1
3477		4004

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