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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.406 by root, Mon Dec 17 08:27:44 2007 UTC vs.
Revision 1.577 by root, Tue Jan 3 11:25:33 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.32 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
18	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
23	use Coro::BDB;	49	use Coro::BDB 1.6;
24	use Coro::Storable;	50	use Coro::Storable;
25	use Coro::Util ();	51	use Coro::Util ();
26		52
27	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
28	use BDB ();	54	use BDB ();
29	use Data::Dumper;	55	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	56	use Fcntl;
32	use YAML::Syck ();	57	use YAML::XS ();
33	use IO::AIO 2.51 ();	58	use IO::AIO ();
34	use Time::HiRes;	59	use Time::HiRes;
35	use Compress::LZF;	60	use Compress::LZF;
36	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
37		64
38	# configure various modules to our taste	65	# configure various modules to our taste
39	#	66	#
40	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		75
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	76	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
74	our %RESOURCE;	113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	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	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		125
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	129	our $DB_ENV;
88		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
89	our %CFG;	133	our %CFG;
90		134
91	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
93	our $NOW;	138	our $NOW;
94		139
95	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		146
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
105		159
106	binmode STDOUT;	160	binmode STDOUT;
107	binmode STDERR;	161	binmode STDERR;
108		162
109	# read virtual server time, if available	163	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
114	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
115		171
116	mkdir $_	172	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		174
119	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
120		176
121	sub cf::map::normalise;	177	sub cf::map::normalise;
122		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
123	#############################################################################	183	#############################################################################
124		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
125	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
126		197
127	=over 4	198	=over 4
128		199
129	=item $cf::UPTIME	200	=item $cf::UPTIME
130		201
131	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
132		218
133	=item $cf::RUNTIME	219	=item $cf::RUNTIME
134		220
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	222	every server tick.
…		…
142	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
145	database environment.	231	database environment.
146		232
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	233	=item $cf::LOADAVG
156		234
157	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
168	from wherever your confdir points to.	246	from wherever your confdir points to.
169		247
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		249
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
176	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
177		272
178	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	275	that call.
181		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
182	=back	283	=back
183		284
184	=cut	285	=cut
185		286
186	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	294	my $msg = join "", @_;
189		295
190	$msg .= "\n"	296	$msg .= "\n"
191	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
192		298
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		300
195	LOG llevError, $msg;	301	LOG llevWarn, $msg;
196	};	302	};
197	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
198		317
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	328	for my $pkg (qw(
210	cf::global cf::attachable	329	cf::global cf::attachable
211	cf::object cf::object::player	330	cf::object cf::object::player
212	cf::client cf::player	331	cf::client cf::player
213	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
214	cf::map cf::party cf::region	334	cf::party cf::region
215	)) {	335	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	337	}
219		338
220	$EV::DIED = sub {	339	$EV::DIED = sub {
221	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
222	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
223		347
224	#############################################################################	348	#############################################################################
225		349
226	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
227		351
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	373	$d
250	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
251	}	375	}
252		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
253	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
254		392
255	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
256		394
257	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		402
265	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
267		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
		467
268	=item cf::lock_wait $string	468	=item cf::lock_wait $string
269		469
270	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
271		471
272	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
273		473
274	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
277	returned.	477	returned.
278		478
279	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	480	deadlocked coro.
…		…
286		486
287	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
288		488
289	=cut	489	=cut
290		490
291	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		492
294	sub lock_wait($) {	493	sub lock_wait($) {
295	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	495	}
308		496
309	sub lock_acquire($) {	497	sub lock_acquire($) {
310	my ($key) = @_;	498	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	499	}
324		500
325	sub lock_active($) {	501	sub lock_active($) {
326	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	503	}
330		504
331	sub freeze_mainloop {	505	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
333		507
334	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;
336	};
337	$TICK_WATCHER->stop;
338	$guard
339	}	509	}
340		510
341	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
342		512
343	Like EV::periodic, but randomly selects a starting point so that the actions	513	Like EV::periodic, but randomly selects a starting point so that the actions
344	get spread over timer.	514	get spread over time.
345		515
346	=cut	516	=cut
347		517
348	sub periodic($$) {	518	sub periodic($$) {
349	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
353	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
354	}	524	}
355		525
356	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
357		527
358	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
359	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
360	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
361		535
362	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
363	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
364		538
365	Useful for short background jobs.	539	Useful for short background jobs.
366		540
367	=cut	541	=cut
368		542
369	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
370	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
371		546
372	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
373	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
374	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
375		550
376	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
377		553
378	while () {	554	while () {
379	next_job:	555	next_job:
		556
380	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
381	if ($avail > 0.01) {	558
382	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
383	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
384	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
385	$job->[2]->send;	563	$job->[2]->send;
386	Coro::cede;	564	Coro::cede;
387	goto next_job;	565	goto next_job;
388	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
389	}	568	}
390	}	569	}
391		570
392	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
393	# we do not use wait_for_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
394	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
395	$signal->wait;
396	} else {	574	} else {
		575	$busy = 0;
397	Coro::schedule;	576	Coro::schedule;
398	}	577	}
399	}	578	}
400	};	579	};
401		580
402	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
403	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
404		585
405	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
406	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
407		589
408	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
409	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
410	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
436	=cut	618	=cut
437		619
438	sub sync_job(&) {	620	sub sync_job(&) {
439	my ($job) = @_;	621	my ($job) = @_;
440		622
441	if ($Coro::current == $Coro::main) {	623	if (in_main) {
442	my $time = EV::time;	624	my $time = AE::time;
443		625
444	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
445	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
446		628
447	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
448		630
449	# TODO: use suspend/resume instead
450	# (but this is cancel-safe)
451	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
452		632
453	my $busy = 1;	633	my $busy = 1;
454	my @res;	634	my @res;
455		635
456	(async {	636	(async {
457	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
458	@res = eval { $job->() };	638	@res = eval { $job->() };
459	warn $@ if $@;	639	error $@ if $@;
460	undef $busy;	640	undef $busy;
461	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
462		642
463	while ($busy) {	643	while ($busy) {
464	if (Coro::nready) {	644	if (Coro::nready) {
…		…
466	} else {	646	} else {
467	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
468	}	648	}
469	}	649	}
470		650
471	$time = EV::time - $time;	651	my $time = AE::time - $time;
472		652
473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
477		654
478	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
479	} else {	656	} else {
480	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
481		658
…		…
501	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
502		679
503	$coro	680	$coro
504	}	681	}
505		682
506	=item fork_call { }, $args	683	=item fork_call { }, @args
507		684
508	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
509	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
510	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
511	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
512		689
513	=cut	690	=cut
514		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
515	sub fork_call(&@) {	696	sub fork_call(&@) {
516	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
517		698
518	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
519	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
520	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
521		702
522	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
523	reset_signals;	704	cf::post_fork;
524	&$cb	705	&$cb
525	}, @args;	706	} @args;
526		707
527	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
		720	}
		721
		722	=item $coin = coin_from_name $name
		723
		724	=cut
		725
		726	our %coin_alias = (
		727	"silver" => "silvercoin",
		728	"silvercoin" => "silvercoin",
		729	"silvercoins" => "silvercoin",
		730	"gold" => "goldcoin",
		731	"goldcoin" => "goldcoin",
		732	"goldcoins" => "goldcoin",
		733	"platinum" => "platinacoin",
		734	"platinumcoin" => "platinacoin",
		735	"platinumcoins" => "platinacoin",
		736	"platina" => "platinacoin",
		737	"platinacoin" => "platinacoin",
		738	"platinacoins" => "platinacoin",
		739	"royalty" => "royalty",
		740	"royalties" => "royalty",
		741	);
		742
		743	sub coin_from_name($) {
		744	$coin_alias{$_[0]}
		745	? cf::arch::find $coin_alias{$_[0]}
		746	: undef
528	}	747	}
529		748
530	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
531		750
532	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
542	within each server.	761	within each server.
543		762
544	=cut	763	=cut
545		764
546	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
547	my ($name) = @_;	769	my ($name) = @_;
548	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
549		771
550	eval {	772	eval {
551	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
561	}	783	}
562		784
563	our $DB;	785	our $DB;
564		786
565	sub db_init {	787	sub db_init {
566	cf::sync_job {
567	$DB ||= db_table "db";	788	$DB ||= db_table "db";
568	};
569	}	789	}
570		790
571	sub db_get($$) {	791	sub db_get($$) {
572	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
573		793
574	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
575	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
576		798
577	$! ? ()	799	$! ? ()
578	: $data	800	: $data
579	}
580	}	801	}
581		802
582	sub db_put($$$) {	803	sub db_put($$$) {
583	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
584	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
612		833
613	my @data;	834	my @data;
614	my $md5;	835	my $md5;
615		836
616	for (0 .. $#$src) {	837	for (0 .. $#$src) {
617	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
618	or Carp::croak "$src->[$_]: $!";
619	}	839	}
620		840
621	# if processing is expensive, check	841	# if processing is expensive, check
622	# checksum first	842	# checksum first
623	if (1) {	843	if (1) {
…		…
640		860
641	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
642	my $data = $process->(\@data);	862	my $data = $process->(\@data);
643	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
644		864
645	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
646		866
647	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
648	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
649	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
650		870
…		…
660		880
661	=cut	881	=cut
662		882
663	sub datalog($@) {	883	sub datalog($@) {
664	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
665	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
666	}	886	}
667		887
668	=back	888	=back
669		889
670	=cut	890	=cut
671		891
672	#############################################################################	892	#############################################################################
673		893
674	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
675		895
676	Many objects in crossfire are so-called attachable objects. That means you can	896	Many objects in deliantra are so-called attachable objects. That means you can
677	attach callbacks/event handlers (a collection of which is called an "attachment")	897	attach callbacks/event handlers (a collection of which is called an "attachment")
678	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
679		899
680	In the following description, CLASS can be any of C<global>, C<object>	900	In the following description, CLASS can be any of C<global>, C<object>
681	C<player>, C<client> or C<map> (i.e. the attachable objects in	901	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
731	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
732		952
733	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
734	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
735		955
736	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
737	that are attached at load/instantiate time, thus the need for a name.	957	that are attached at load/instantiate time, thus the need for a name.
738		958
739	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
740		960
741	=over 4	961	=over 4
…		…
865		1085
866	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
867	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
868		1088
869	} elsif (ref $type) {	1089	} elsif (ref $type) {
870	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
871		1091
872	} else {	1092	} else {
873	shift @arg;	1093	shift @arg;
874	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
875	}	1095	}
876	}	1096	}
877	}	1097	}
878		1098
879	sub _object_attach {	1099	sub _object_attach {
…		…
889	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
890	}	1110	}
891		1111
892	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
893	} else {	1113	} else {
894	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
895	}	1115	}
896		1116
897	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
898	}	1118	}
899		1119
…		…
958		1178
959	for (@$callbacks) {	1179	for (@$callbacks) {
960	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
961		1181
962	if ($@) {	1182	if ($@) {
963	warn "$@";
964	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
965	override;	1184	override;
966	}	1185	}
967		1186
968	return 1 if $override;	1187	return 1 if $override;
969	}	1188	}
…		…
1032		1251
1033	sub reattach {	1252	sub reattach {
1034	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
1035	my ($obj) = @_;	1254	my ($obj) = @_;
1036		1255
		1256	# no longer needed after getting rid of delete_package?
1037	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1257	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1038		1258
1039	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
1040		1260
1041	@$registry = ();	1261	@$registry = ();
1042		1262
…		…
1047	for (@$attach) {	1267	for (@$attach) {
1048	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1049	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1050	}	1270	}
1051	} else {	1271	} else {
1052	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1053	}	1273	}
1054	}	1274	}
1055	}	1275	}
1056		1276
1057	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1084	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1085		1305
1086	sync_job {	1306	sync_job {
1087	if (length $$rdata) {	1307	if (length $$rdata) {
1088	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1089	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1090	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1091		1312
1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095	aio_fsync $fh if $cf::USE_FSYNC;	1316	if ($cf::USE_FSYNC) {
		1317	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;
		1318	aio_fsync $fh;
		1319	}
1096	close $fh;	1320	aio_close $fh;
1097		1321
1098	if (@$objs) {	1322	if (@$objs) {
1099	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1323	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1100	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1103	aio_fsync $fh if $cf::USE_FSYNC;	1327	if ($cf::USE_FSYNC) {
		1328	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;
		1329	aio_fsync $fh;
		1330	}
1104	close $fh;	1331	aio_close $fh;
1105	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1106	}	1333	}
1107	} else {	1334	} else {
1108	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1109	}	1336	}
1110		1337
1111	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1112	} else {	1342	} else {
1113	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1114	}	1344	}
1115	} else {	1345	} else {
1116	aio_unlink $filename;	1346	aio_unlink $filename;
1117	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1118	}	1348	}
…		…
1142	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1143	$av = $st->{objs};	1373	$av = $st->{objs};
1144	}	1374	}
1145		1375
1146	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1147	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1148	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1149		1380
1150	($data, $av)	1381	($data, $av)
1151	}	1382	}
1152		1383
1153	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1209	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1210		1441
1211	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1212	}	1443	}
1213		1444
		1445	use File::Glob ();
		1446
1214	cf::player->attach (	1447	cf::player->attach (
1215	on_command => sub {	1448	on_unknown_command => sub {
1216	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1217		1450
1218	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1219	or return;	1452	or return;
1220		1453
…		…
1228	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1229		1462
1230	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1231		1464
1232	if (ref $msg) {	1465	if (ref $msg) {
1233	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1234	"ARRAY" eq ref $msg
1235	? @$msg
1236	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1237		1467
1238	my @reply;	1468	my @reply;
1239		1469
1240	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1241	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1243		1473
1244	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1245	if $reply;	1475	if $reply;
1246		1476
1247	} else {	1477	} else {
1248	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1249	}	1479	}
1250		1480
1251	cf::override;	1481	cf::override;
1252	},	1482	},
1253	);	1483	);
1254		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1255	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1256	cf::sync_job {	1501	cf::sync_job {
1257	my %todo;	1502	my %todo;
1258		1503
1259	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1260	next unless -r $path;	1505	next unless -r $path;
…		…
1278		1523
1279	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281		1526
1282	$ext{source} =	1527	$ext{source} =
1283	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1284	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1285	. $source	1530	. $source
1286	. "\n};\n1";	1531	. "\n};\n1";
1287		1532
1288	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1289	}	1534	}
1290		1535
		1536	my $pass = 0;
1291	my %done;	1537	my %done;
1292	while (%todo) {	1538	while (%todo) {
1293	my $progress;	1539	my $progress;
1294		1540
		1541	++$pass;
		1542
		1543	ext:
1295	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1296	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1297	goto skip	1546	next ext
1298	unless exists $done{$_};	1547	unless exists $done{$_};
1299	}	1548	}
1300		1549
1301	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1302		1551
1303	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1304	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1305	: "$v->{base}: extension inactive.\n";
1306		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1307	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1308	warn $msg;	1559
1309	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1310	exit 1;	1561	delete $todo{$k};
1311	}	1562	} else {
1312		1563	$done{$k} = delete $todo{$k};
1313	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1314	}	1569	}
1315
1316	$done{$k} = delete $todo{$k};
1317	push @EXTS, $v->{pkg};
1318	$progress = 1;
1319	}	1570	}
1320		1571
1321	skip:	1572	unless ($progress) {
1322	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1323	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1324	}	1582	}
1325	};	1583	};
1326	}	1584	}
1327		1585
1328	#############################################################################	1586	#############################################################################
1329		1587
1330	=back	1588	=back
1331		1589
1332	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1333		1591
1334	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1335		1593
1336	=cut	1594	=cut
1337		1595
1338	package cf::player;	1596	package cf::player;
1339		1597
…		…
1382		1640
1383	sub exists($) {	1641	sub exists($) {
1384	my ($login) = @_;	1642	my ($login) = @_;
1385		1643
1386	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1387	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1388	}	1646	}
1389		1647
1390	sub find($) {	1648	sub find($) {
1391	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1392	my $login = $_[0];	1650	my $login = $_[0];
…		…
1404	my $f = new_from_file cf::object::thawer path $login	1662	my $f = new_from_file cf::object::thawer path $login
1405	or return;	1663	or return;
1406		1664
1407	my $pl = cf::player::load_pl $f	1665	my $pl = cf::player::load_pl $f
1408	or return;	1666	or return;
		1667
1409	local $cf::PLAYER_LOADING{$login} = $pl;	1668	local $cf::PLAYER_LOADING{$login} = $pl;
1410	$f->resolve_delayed_derefs;	1669	$f->resolve_delayed_derefs;
1411	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1412	}	1671	}
1413	}	1672	}
1414	}	1673	}
1415		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
		1687
1416	sub save($) {	1688	sub save($) {
1417	my ($pl) = @_;	1689	my ($pl) = @_;
1418		1690
1419	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1420		1692
…		…
1423		1695
1424	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1425		1697
1426	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1427	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
		1700
		1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1428		1705
1429	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1430	cf::cede_to_tick;	1707	cf::cede_to_tick;
1431	}	1708	}
1432		1709
…		…
1464	my ($pl) = @_;	1741	my ($pl) = @_;
1465		1742
1466	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1467		1744
1468	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1469	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1470		1747
1471	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1472	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1473	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1474	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1475		1756
1476	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1477	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1478	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1516		1797
1517	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
1518	my $path = path $login;	1799	my $path = path $login;
1519		1800
1520	# a .pst is a dead give-away for a valid player	1801	# a .pst is a dead give-away for a valid player
1521	unless (-e "$path.pst") {	1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1524	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
1525	}	1807	}
1526		1808
…		…
1530		1812
1531	\@logins	1813	\@logins
1532	}	1814	}
1533		1815
1534	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1535		1819
1536	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1537	player. May block.	1821	player. May block.
1538		1822
1539	=cut	1823	=cut
…		…
1557	}	1841	}
1558		1842
1559	\@paths	1843	\@paths
1560	}	1844	}
1561		1845
1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1563		1847
1564	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1565
1566	=cut
1567
1568	use re 'eval';
1569
1570	my $group;
1571	my $interior; $interior = qr{
1572	# match a pod interior sequence sans C<< >>
1573	(?:
1574	\ (.*?)\ (?{ $group = $^N })
1575	| < (??{$interior}) >
1576	)
1577	}x;
1578
1579	sub expand_cfpod {
1580	my ($self, $pod) = @_;
1581
1582	my $xml;
1583
1584	while () {
1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586	$group = $1;
1587
1588	$group =~ s/&/&amp;/g;
1589	$group =~ s/</&lt;/g;
1590
1591	$xml .= $group;
1592	} elsif ($pod =~ m%\G
1593	([BCGHITU])
1594	<
1595	(?:
1596	([^<>]*) (?{ $group = $^N })
1597	| < $interior >
1598	)
1599	>
1600	%gcsx
1601	) {
1602	my ($code, $data) = ($1, $group);
1603
1604	if ($code eq "B") {
1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606	} elsif ($code eq "I") {
1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608	} elsif ($code eq "U") {
1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610	} elsif ($code eq "C") {
1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612	} elsif ($code eq "T") {
1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614	} elsif ($code eq "G") {
1615	my ($male, $female) = split /\|/, $data;
1616	$data = $self->gender ? $female : $male;
1617	$xml .= expand_cfpod ($self, $data);
1618	} elsif ($code eq "H") {
1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621	"")
1622	[$self->{hintmode}];
1623	} else {
1624	$xml .= "error processing '$code($data)' directive";
1625	}
1626	} else {
1627	if ($pod =~ /\G(.+)/) {
1628	warn "parse error while expanding $pod (at $1)";
1629	}
1630	last;
1631	}
1632	}
1633
1634	for ($xml) {
1635	# create single paragraphs (very hackish)
1636	s/(?<=\S)\n(?=\w)/ /g;
1637
1638	# compress some whitespace
1639	s/\s+\n/\n/g; # ws line-ends
1640	s/\n\n+/\n/g; # double lines
1641	s/^\n+//; # beginning lines
1642	s/\n+$//; # ending lines
1643	}
1644
1645	$xml
1646	}
1647
1648	no re 'eval';
1649
1650	sub hintmode {
1651	$_[0]{hintmode} = $_[1] if @_ > 1;
1652	$_[0]{hintmode}
1653	}
1654		1849
1655	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1656		1851
1657	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1658		1853
…		…
1690		1885
1691	=cut	1886	=cut
1692		1887
1693	sub find_by_path($) {	1888	sub find_by_path($) {
1694	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1695		1892
1696	my ($match, $specificity);	1893	my ($match, $specificity);
1697		1894
1698	for my $region (list) {	1895	for my $region (list) {
1699	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1725	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1726	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1727		1924
1728	sub generate_random_map {	1925	sub generate_random_map {
1729	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1730	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1731	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1732	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1735	$rmp->{exit_on_final_map},
1736	$rmp->{xsize}, $rmp->{ysize},
1737	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1738	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1739	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1740	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1741	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1742	(cf::region::find $rmp->{region}), $rmp->{custom}
1743	)
1744	}	1931	}
1745		1932
1746	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1747		1934
1748	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1753		1940
1754	sub register {	1941	sub register {
1755	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1756	my $pkg = caller;	1943	my $pkg = caller;
1757		1944
1758	no strict;
1759	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1760		1946
1761	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1762	}	1948	}
1763		1949
1764	# also paths starting with '/'	1950	# also paths starting with '/'
1765	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1766		1952
1767	sub thawer_merge {	1953	sub thawer_merge {
1768	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1769		1955
1770	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1775	}	1961	}
1776		1962
1777	sub normalise {	1963	sub normalise {
1778	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1779		1965
1780	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1781		1967
1782	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1783		1969
1784	# map plan:	1970	# map plan:
1785	#	1971	#
…		…
1800	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1801	$path = "$base/$path";	1987	$path = "$base/$path";
1802	}	1988	}
1803		1989
1804	for ($path) {	1990	for ($path) {
1805	redo if s{//}{/};
1806	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1807	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1808	}	1993	}
1809		1994
1810	$path	1995	$path
…		…
1824	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1825	return $self;	2010	return $self;
1826	}	2011	}
1827	}	2012	}
1828		2013
1829	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1830	()	2015	()
1831	}	2016	}
1832		2017
		2018	# may re-bless or do other evil things
1833	sub init {	2019	sub init {
1834	my ($self) = @_;	2020	my ($self) = @_;
1835		2021
1836	$self	2022	$self
1837	}	2023	}
…		…
1856		2042
1857	# the temporary/swap location	2043	# the temporary/swap location
1858	sub save_path {	2044	sub save_path {
1859	my ($self) = @_;	2045	my ($self) = @_;
1860		2046
1861	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1863	}	2049	}
1864		2050
1865	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1866	sub uniq_path {	2052	sub uniq_path {
1867	my ($self) = @_;	2053	my ($self) = @_;
1868		2054
1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1871	}
1872
1873	# and all this just because we cannot iterate over
1874	# all maps in C++...
1875	sub change_all_map_light {
1876	my ($change) = @_;
1877
1878	$_->change_map_light ($change)
1879	for grep $_->outdoor, values %cf::MAP;
1880	}	2057	}
1881		2058
1882	sub decay_objects {	2059	sub decay_objects {
1883	my ($self) = @_;	2060	my ($self) = @_;
1884		2061
…		…
1911	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1912		2089
1913	1	2090	1
1914	}	2091	}
1915		2092
		2093	# used to laod the header of an original map
1916	sub load_header_orig {	2094	sub load_header_orig {
1917	my ($self) = @_;	2095	my ($self) = @_;
1918		2096
1919	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1920	}	2098	}
1921		2099
		2100	# used to laod the header of an instantiated map
1922	sub load_header_temp {	2101	sub load_header_temp {
1923	my ($self) = @_;	2102	my ($self) = @_;
1924		2103
1925	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1926	}	2105	}
1927		2106
		2107	# called after loading the header from an instantiated map
1928	sub prepare_temp {	2108	sub prepare_temp {
1929	my ($self) = @_;	2109	my ($self) = @_;
1930		2110
1931	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1932	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1933	# safety	2113	# safety
1934	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1935	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1936	}	2116	}
1937		2117
		2118	# called after loading the header from an original map
1938	sub prepare_orig {	2119	sub prepare_orig {
1939	my ($self) = @_;	2120	my ($self) = @_;
1940		2121
1941	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1942	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1966		2147
1967	sub find;	2148	sub find;
1968	sub find {	2149	sub find {
1969	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1970		2151
		2152	cf::cede_to_tick;
		2153
1971	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1972		2155
1973	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1974	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1975		2158
1976	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1977	my $guard1 = cf::lock_acquire "map_find:$path";
1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1979
1980	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1981	or return;	2161	or return;
1982		2162
1983	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1984		2164
…		…
1986	or return;	2166	or return;
1987		2167
1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1990	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
1991	undef $guard1;	2172	undef $guard1;
1992	undef $guard2;
1993	$map->reset;	2173	$map->reset;
1994	return find $path;	2174	return find $path;
1995	}	2175	}
1996		2176
1997	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1998	}	2178	}
1999	}	2179	}
2000		2180
2001	sub pre_load { }	2181	sub pre_load { }
2002	sub post_load { }	2182	#sub post_load { } # XS
2003		2183
2004	sub load {	2184	sub load {
2005	my ($self) = @_;	2185	my ($self) = @_;
2006		2186
2007	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2010		2190
2011	{	2191	{
2012	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
2013		2193
2014	return unless $self->valid;	2194	return unless $self->valid;
2015	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
2016
2017	$self->in_memory (cf::MAP_LOADING);
2018		2196
2019	$self->alloc;	2197	$self->alloc;
2020		2198
2021	$self->pre_load;	2199	$self->pre_load;
2022	cf::cede_to_tick;	2200	cf::cede_to_tick;
2023		2201
		2202	if (exists $self->{load_path}) {
2024	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2025	$f->skip_block;	2204	$f->skip_block;
2026	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2027	or return;	2206	or return;
2028		2207
2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
2030	if delete $self->{load_original};	2209	if delete $self->{load_original};
2031		2210
2032	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2033	utf8::encode $uniq;	2212	utf8::encode $uniq;
2034	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2035	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2036	$self->clear_unique_items;	2215	$self->clear_unique_items;
2037	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2038	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2039	}	2219	}
2040	}	2220	}
2041	}
2042		2221
2043	$f->resolve_delayed_derefs;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
2044		2229
2045	cf::cede_to_tick;	2230	cf::cede_to_tick;
2046	# now do the right thing for maps	2231	# now do the right thing for maps
2047	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2048	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2052	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2053	$self->decay_objects;	2238	$self->decay_objects;
2054	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2055	$self->update_buttons;	2240	$self->update_buttons;
2056	cf::cede_to_tick;	2241	cf::cede_to_tick;
2057	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
2058	cf::cede_to_tick;
2059	$self->activate;
2060	}	2243	}
2061		2244
2062	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2063	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2064
2065	$self->in_memory (cf::MAP_IN_MEMORY);
2066	}	2247	}
2067		2248
2068	$self->post_load;	2249	$self->post_load;
2069	}
2070		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
2071	sub customise_for {	2257	sub customise_for {
2072	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2073		2259
2074	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2075	if $self->per_player;	2261	if $self->per_player;
…		…
2078	# if $self->per_party;	2264	# if $self->per_party;
2079		2265
2080	$self	2266	$self
2081	}	2267	}
2082		2268
2083	# find and load all maps in the 3x3 area around a map
2084	sub load_neighbours {
2085	my ($map) = @_;
2086
2087	my @neigh; # diagonal neighbours
2088
2089	for (0 .. 3) {
2090	my $neigh = $map->tile_path ($_)
2091	or next;
2092	$neigh = find $neigh, $map
2093	or next;
2094	$neigh->load;
2095
2096	push @neigh,
2097	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2098	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2099	}
2100
2101	for (grep defined $_->[0], @neigh) {
2102	my ($path, $origin) = @$_;
2103	my $neigh = find $path, $origin
2104	or next;
2105	$neigh->load;
2106	}
2107	}
2108
2109	sub find_sync {	2269	sub find_sync {
2110	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2111		2271
2112	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2113	}	2277	}
2114		2278
2115	sub do_load_sync {	2279	sub do_load_sync {
2116	my ($map) = @_;	2280	my ($map) = @_;
2117		2281
		2282	# it's a bug to call this from the main context
2118	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2119	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2120		2285
2121	cf::sync_job { $map->load };	2286	$map->load;
2122	}	2287	}
2123		2288
2124	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2125	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2126		2291
2127	sub find_async {	2292	sub find_async {
2128	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2129		2294
2130	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2131		2296
2132	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
2134	}	2299	}
2135		2300
2136	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2137		2302
2138	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2152	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2153		2318
2154	()	2319	()
2155	}	2320	}
2156		2321
		2322	# common code, used by both ->save and ->swapout
2157	sub save {	2323	sub _save {
2158	my ($self) = @_;	2324	my ($self) = @_;
2159
2160	my $lock = cf::lock_acquire "map_data:$self->{path}";
2161		2325
2162	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2163		2327
2164	return unless $self->dirty;	2328	return unless $self->dirty;
2165		2329
…		…
2174		2338
2175	cf::async {	2339	cf::async {
2176	$Coro::current->{desc} = "map player save";	2340	$Coro::current->{desc} = "map player save";
2177	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
2178	};	2342	};
		2343
		2344	cf::get_slot 0.02;
2179		2345
2180	if ($uniq) {	2346	if ($uniq) {
2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2183	} else {	2349	} else {
2184	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2185	}	2351	}
2186	}	2352	}
2187		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2188	sub swap_out {	2362	sub swap_out {
2189	my ($self) = @_;	2363	my ($self) = @_;
2190		2364
2191	# save first because save cedes
2192	$self->save;
2193
2194	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2195		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2196	return if $self->players;	2369	return if $self->players;
2197	return if $self->in_memory != cf::MAP_IN_MEMORY;	2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2198	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2199		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2200	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2201		2421
2202	$self->deactivate;	2422	$self->deactivate;
2203	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2204	$self->clear;	2424	$self->clear;
2205	}
2206
2207	sub reset_at {
2208	my ($self) = @_;
2209
2210	# TODO: safety, remove and allow resettable per-player maps
2211	return 1e99 if $self->{deny_reset};
2212
2213	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2214	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2215
2216	$time + $to
2217	}
2218
2219	sub should_reset {
2220	my ($self) = @_;
2221
2222	$self->reset_at <= $cf::RUNTIME
2223	}
2224
2225	sub reset {
2226	my ($self) = @_;
2227
2228	my $lock = cf::lock_acquire "map_data:$self->{path}";
2229
2230	return if $self->players;
2231
2232	warn "resetting map ", $self->path;
2233
2234	$self->in_memory (cf::MAP_SWAPPED);
2235
2236	# need to save uniques path
2237	unless ($self->{deny_save}) {
2238	my $uniq = $self->uniq_path; utf8::encode $uniq;
2239
2240	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2241	if $uniq;
2242	}
2243
2244	delete $cf::MAP{$self->path};
2245
2246	$self->deactivate;
2247	$_->clear_links_to ($self) for values %cf::MAP;
2248	$self->clear;
2249		2425
2250	$self->unlink_save;	2426	$self->unlink_save;
2251	$self->destroy;	2427	$self->destroy;
2252	}	2428	}
2253		2429
…		…
2261		2437
2262	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2263		2439
2264	$self->unlink_save;	2440	$self->unlink_save;
2265		2441
2266	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2267	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2268	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2269	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2270	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2271		2447
…		…
2320		2496
2321	sub unique_maps() {	2497	sub unique_maps() {
2322	[	2498	[
2323	map {	2499	map {
2324	utf8::decode $_;	2500	utf8::decode $_;
2325	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2326	? normalise $_	2504	: normalise $_
2327	: ()
2328	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2329	]	2506	]
2330	}	2507	}
2331		2508
2332	package cf;	2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
2333		2540
2334	=back	2541	=back
2335		2542
2336	=head3 cf::object	2543	=head3 cf::object
2337		2544
…		…
2341		2548
2342	=over 4	2549	=over 4
2343		2550
2344	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2345		2552
2346	Returns the inventory of the object _and_ their inventories, recursively.	2553	Returns the inventory of the object I<and> their inventories, recursively,
		2554	but I<not> the object itself.
2347		2555
2348	=cut	2556	=cut
2349		2557
2350	sub inv_recursive_;	2558	sub inv_recursive_;
2351	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2356	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2357	}	2565	}
2358		2566
2359	=item $ref = $ob->ref	2567	=item $ref = $ob->ref
2360		2568
2361	creates and returns a persistent reference to an objetc that can be stored as a string.	2569	Creates and returns a persistent reference to an object that can be stored as a string.
2362		2570
2363	=item $ob = cf::object::deref ($refstring)	2571	=item $ob = cf::object::deref ($refstring)
2364		2572
2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2573	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366	even if the object actually exists. May block.	2574	even if the object actually exists. May block.
…		…
2398	can be C<undef>. Does the right thing when the player is currently in a	2606	can be C<undef>. Does the right thing when the player is currently in a
2399	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2400		2608
2401	=cut	2609	=cut
2402		2610
		2611	our $SAY_CHANNEL = {
		2612	id => "say",
		2613	title => "Map",
		2614	reply => "say ",
		2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2616	};
		2617
		2618	our $CHAT_CHANNEL = {
		2619	id => "chat",
		2620	title => "Chat",
		2621	reply => "chat ",
		2622	tooltip => "Player chat and shouts, global to the server.",
		2623	};
		2624
2403	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2404	# with dialog boxes.	2626	# with dialog boxes.
2405	#TODO: the first argument must go, split into a $npc->reply_to ( method	2627	#TODO: the first argument must go, split into a $npc->reply_to ( method
2406	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
2407	my ($self, $npc, $msg, $flags) = @_;	2629	my ($self, $npc, $msg, $flags) = @_;
…		…
2418	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420		2642
2421	} else {	2643	} else {
2422	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2423	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424	}	2646	}
2425	}	2647	}
2426	}	2648	}
2427		2649
2428	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2453		2675
2454	=item $player_object->enter_link	2676	=item $player_object->enter_link
2455		2677
2456	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2457		2679
2458	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2459	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2460		2684
2461	Will never block.	2685	Will never block.
2462		2686
2463	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2464		2688
…		…
2484	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2709	my ($self) = @_;
2486		2710
2487	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2488		2712
		2713	++$self->{_link_recursion};
		2714
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2716
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2493		2719
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2721	}
2496		2722
2497	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2499		2725
…		…
2516	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2518		2744
2519	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2522		2748
2523	$map->load;	2749	$map->load;
2524	$map->load_neighbours;
2525		2750
2526	return unless $self->contr->active;	2751	return unless $self->contr->active;
2527	$self->activate_recursive;
2528		2752
2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2530	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2531	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2532		2760
		2761	}
		2762
2533	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2534		2764
2535	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2536	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2537	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2538	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2539	be called at the end of this process.	2769	be called at the end of this process.
2540		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
		2773
2541	=cut	2774	=cut
2542		2775
2543	our $GOTOGEN;	2776	our $GOTOGEN;
2544		2777
2545	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2546	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2547		2786
2548	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2549	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2550		2789
2551	$self->enter_link;	2790	$self->enter_link;
…		…
2571	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2572	}	2811	}
2573	}	2812	}
2574		2813
2575	my $map = eval {	2814	my $map = eval {
2576	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2577		2816
2578	if ($map) {	2817	if ($map) {
2579	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2580	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2581	} else {	2820	} else {
2582	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2583	}	2822	}
2584		2823
2585	$map	2824	$map
…		…
2593	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2594	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2595	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2596	}	2835	}
2597		2836
2598	$done->() if $done;	2837	$done->($self) if $done;
2599	})->prio (1);	2838	})->prio (1);
2600	}	2839	}
2601		2840
2602	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2603		2842
…		…
2623	}	2862	}
2624		2863
2625	sub prepare_random_map {	2864	sub prepare_random_map {
2626	my ($exit) = @_;	2865	my ($exit) = @_;
2627		2866
2628	my $guard = cf::lock_acquire "exit_prepare:$exit";
2629
2630	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2631	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2632	# that depends on the exit object	2869	# that depends on the exit object
2633		2870
2634	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2636	if ($exit->map) {	2873	if ($exit->map) {
2637	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2638	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2639	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2640	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2641	}	2880	}
2642		2881
2643	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2644		2883
2645	my $data = cf::encode_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2647	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2648		2887
2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2651	undef $fh;	2890	undef $fh;
2652	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2653		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2654	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2655	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2656	}	2899	}
2657	}	2900	}
2658		2901
2659	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2660	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2661		2904
2662	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2663		2906
2664	if ($exit->slaying eq "/!") {
2665	#TODO: this should de-fi-ni-te-ly not be a sync-job
2666	# the problem is that $exit might not survive long enough
2667	# so it needs to be done right now, right here
2668	cf::sync_job { prepare_random_map $exit };
2669	}
2670
2671	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2672	my $hp = $exit->stats->hp;
2673	my $sp = $exit->stats->sp;
2674
2675	$self->enter_link;	2907	$self->enter_link;
2676		2908
2677	# if exit is damned, update players death & WoR home-position
2678	$self->contr->savebed ($slaying, $hp, $sp)
2679	if $exit->flag (FLAG_DAMNED);
2680
2681	(async {	2909	(async {
2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2910	$Coro::current->{desc} = "enter_exit";
2683		2911
2684	$self->deactivate_recursive; # just to be sure
2685	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2916	my $x = $exit->stats->hp;
		2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
		2941
2686	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2687		2943
		2944	# if exit is damned, update players death & WoR home-position
		2945	$self->contr->savebed ($map, $x, $y)
		2946	if $exit->flag (cf::FLAG_DAMNED);
		2947
2688	1;	2948	1
2689	}) {	2949	}) {
2690	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2691	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2692	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2693	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2694		2954
2695	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2696	$self->leave_link;	2956	$self->leave_link;
2697	}	2957	}
2698	})->prio (1);	2958	})->prio (1);
2699	}	2959	}
2700		2960
…		…
2712	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2713	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2714		2974
2715	utf8::encode $text;	2975	utf8::encode $text;
2716	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2717	}	3002	}
2718		3003
2719	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2720		3005
2721	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2725		3010
2726	=cut	3011	=cut
2727		3012
2728	# non-persistent channels (usually the info channel)	3013	# non-persistent channels (usually the info channel)
2729	our %CHANNEL = (	3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
2730	"c/identify" => {	3021	"c/identify" => {
2731	id => "infobox",	3022	id => "infobox",
2732	title => "Identify",	3023	title => "Identify",
2733	reply => undef,	3024	reply => undef,
2734	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2736	"c/examine" => {	3027	"c/examine" => {
2737	id => "infobox",	3028	id => "infobox",
2738	title => "Examine",	3029	title => "Examine",
2739	reply => undef,	3030	reply => undef,
2740	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
2741	},	3038	},
2742	"c/book" => {	3039	"c/book" => {
2743	id => "infobox",	3040	id => "infobox",
2744	title => "Book",	3041	title => "Book",
2745	reply => undef,	3042	reply => undef,
…		…
2761	id => "infobox",	3058	id => "infobox",
2762	title => "Body Parts",	3059	title => "Body Parts",
2763	reply => undef,	3060	reply => undef,
2764	tooltip => "Shows which body parts you posess and are available",	3061	tooltip => "Shows which body parts you posess and are available",
2765	},	3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
2766	"c/uptime" => {	3099	"c/uptime" => {
2767	id => "infobox",	3100	id => "infobox",
2768	title => "Uptime",	3101	title => "Uptime",
2769	reply => undef,	3102	reply => undef,
2770	tooltip => "How long the server has been running since last restart",	3103	tooltip => "How long the server has been running since last restart",
…		…
2773	id => "infobox",	3106	id => "infobox",
2774	title => "Map Info",	3107	title => "Map Info",
2775	reply => undef,	3108	reply => undef,
2776	tooltip => "Information related to the maps",	3109	tooltip => "Information related to the maps",
2777	},	3110	},
		3111	"c/party" => {
		3112	id => "party",
		3113	title => "Party",
		3114	reply => "gsay ",
		3115	tooltip => "Messages and chat related to your party",
		3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
2778	);	3125	);
2779		3126
2780	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2781	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2782		3129
2783	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2784		3132
2785	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2786		3134
2787	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2788	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2789	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2790		3138
2791	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2792	if $self->can_msg;
2793
2794	$channel = $channel->{id};	3140	$channel = $channel->{id};
2795		3141
2796	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2797	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2798	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2799	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2800	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2801	if $self->can_msg;
2802	}	3147	}
2803		3148
2804	$channel = $channel->{id};	3149	$channel = $channel->{id};
2805	}	3150	}
2806		3151
2807	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2808		3153
2809	if ($self->can_msg) {
2810	# default colour, mask it out	3154	# default colour, mask it out
2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2813		3157
2814	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2816	} else {	3161	);
2817	if ($color >= 0) {
2818	# replace some tags by gcfclient-compatible ones
2819	for ($msg) {
2820	1 while
2821	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2822	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2823	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2824	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2825	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2826	}
2827		3162
2828	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2829
2830	utf8::encode $msg;
2831
2832	if (0 && $msg =~ /\[/) {
2833	# COMMAND/INFO
2834	$self->send_packet ("drawextinfo $color 10 8 $msg")
2835	} else {
2836	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2837	$self->send_packet ("drawinfo $color $msg")
2838	}
2839	}
2840	}
2841	}	3164	}
2842		3165
2843	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2844		3167
2845	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2848		3171
2849	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2850	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2851		3174
2852	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2854	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2855	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3180	}
2858	}	3181	}
2859		3182
2860	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2861		3184
…		…
2864	=cut	3187	=cut
2865		3188
2866	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2867	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2868		3191
2869	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2871	} elsif ($self->extcmd == 1) {
2872	#TODO: version 1, remove
2873	unshift @msg, msgtype => "reply", msgid => $id;
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2875	}
2876	}	3195	}
2877		3196
2878	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2879		3198
2880	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2935	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2936		3255
2937	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2938		3257
2939	if (ref $msg) {	3258	if (ref $msg) {
2940	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2941	"ARRAY" eq ref $msg
2942	? @$msg
2943	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2944		3260
2945	my @reply;	3261	my @reply;
2946		3262
2947	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2948	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2950		3266
2951	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2952	if $reply;	3268	if $reply;
2953		3269
2954	} else {	3270	} else {
2955	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2956	}	3272	}
2957		3273
2958	cf::override;	3274	cf::override;
2959	},	3275	},
2960	);	3276	);
…		…
2980		3296
2981	$coro	3297	$coro
2982	}	3298	}
2983		3299
2984	cf::client->attach (	3300	cf::client->attach (
2985	on_destroy => sub {	3301	on_client_destroy => sub {
2986	my ($ns) = @_;	3302	my ($ns) = @_;
2987		3303
2988	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2989	},	3305	},
2990	);	3306	);
…		…
3006	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
3007		3323
3008	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
3009		3325
3010	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
3011	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
3012	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
3013	sort time	3329	sort time
3014	));	3330	));
3015		3331
3016	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
3019		3335
3020	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
3021		3337
3022	cf::object	3338	cf::object
3023	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
3024	insert remove name archname title slaying race decrease_ob_nr	3340	insert remove name archname title slaying race decrease split
		3341	value
3025		3342
3026	cf::object::player	3343	cf::object::player
3027	player	3344	player
3028		3345
3029	cf::player	3346	cf::player
…		…
3034		3351
3035	=cut	3352	=cut
3036		3353
3037	for (	3354	for (
3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039	insert remove inv name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
3040	decrease_ob_nr destroy)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3041	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3042	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
3043	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3044	) {	3361	) {
3045	no strict 'refs';
3046	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3047	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3048	for @funs;	3364	for @funs;
3049	}	3365	}
3050		3366
…		…
3065		3381
3066	my $qcode = $code;	3382	my $qcode = $code;
3067	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3068	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3069		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
3070	local $_;	3389	local $_;
3071	local @safe::cf::_safe_eval_args = values %vars;
3072		3390
3073	my $eval =	3391	my $eval =
3074	"do {\n"	3392	"do {\n"
3075	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3076	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3077	. $code	3395	. $code
3078	. "\n}"	3396	. "\n}"
3079	;	3397	;
3080		3398
		3399	if ($CFG{safe_eval}) {
3081	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3082	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3083	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3084		3408
3085	if ($@) {	3409	if ($@) {
3086	warn "$@";	3410	warn "$@",
3087	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3088	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3089	}	3413	}
3090		3414
3091	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3092	}	3416	}
3093		3417
…		…
3107	=cut	3431	=cut
3108		3432
3109	sub register_script_function {	3433	sub register_script_function {
3110	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3111		3435
3112	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3113	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3114	}	3438	}
3115		3439
3116	=back	3440	=back
3117		3441
3118	=cut	3442	=cut
…		…
3127	# for this (global event?)	3451	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3129		3453
3130	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3131		3455
3132	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3133		3457
3134	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3135	0 < aio_load $path, $facedata
3136	or die "$path: $!";
3137
3138	$facedata = Coro::Storable::thaw $facedata;
3139		3459
3140	$facedata->{version} == 2	3460	$facedata->{version} == 2
3141	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3142		3462
3143	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3144	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3145	type => FT_RSRC,	3466	type => FT_RSRC,
3146	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
3147	};	3469	};
3148	cf::cede_to_tick;	3470	cf::cede_to_tick;
3149		3471
3150	{	3472	{
3151	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3153	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3154	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3155		3477
3156	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3157	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3158	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3159	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3160		3483
3161	cf::cede_to_tick;	3484	cf::cede_to_tick;
3162	}	3485	}
3163		3486
3164	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3169		3492
3170	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3171	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3172	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3173	} else {	3496	} else {
3174	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3175	}	3498	}
3176		3499
3177	cf::cede_to_tick;	3500	cf::cede_to_tick;
3178	}	3501	}
3179	}	3502	}
…		…
3188		3511
3189	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3190	}	3513	}
3191		3514
3192	{	3515	{
3193	# TODO: for gcfclient pleasure, we should give resources
3194	# that gcfclient doesn't grok a >10000 face index.
3195	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3196		3517
3197	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3198	if (defined $info->{type}) {	3519	if (defined $info->{type}) {
3199	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3520	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3200	my $data;
3201		3521
3202	if ($info->{type} & 1) {	3522	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3203	# prepend meta info
3204
3205	my $meta = $enc->encode ({
3206	name => $name,
3207	%{ $info->{meta} || {} },
3208	});
3209
3210	$data = pack "(w/a*)*", $meta, $info->{data};
3211	} else {
3212	$data = $info->{data};
3213	}
3214
3215	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3216	cf::face::set_type $idx, $info->{type};	3523	cf::face::set_type $idx, $info->{type};
3217	} else {	3524	} else {
3218	$RESOURCE{$name} = $info;	3525	$RESOURCE{$name} = $info; # unused
3219	}	3526	}
3220		3527
3221	cf::cede_to_tick;	3528	cf::cede_to_tick;
3222	}	3529	}
3223	}	3530	}
3224		3531
3225	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3532	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3226		3533
3227	1	3534	1
3228	}	3535	}
3229
3230	cf::global->attach (on_resource_update => sub {
3231	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3232	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3233
3234	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3235	my $sound = $soundconf->{compat}[$_]
3236	or next;
3237
3238	my $face = cf::face::find "sound/$sound->[1]";
3239	cf::sound::set $sound->[0] => $face;
3240	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3241	}
3242
3243	while (my ($k, $v) = each %{$soundconf->{event}}) {
3244	my $face = cf::face::find "sound/$v";
3245	cf::sound::set $k => $face;
3246	}
3247	}
3248	});
3249		3536
3250	register_exticmd fx_want => sub {	3537	register_exticmd fx_want => sub {
3251	my ($ns, $want) = @_;	3538	my ($ns, $want) = @_;
3252		3539
3253	while (my ($k, $v) = each %$want) {	3540	while (my ($k, $v) = each %$want) {
3254	$ns->fx_want ($k, $v);	3541	$ns->fx_want ($k, $v);
3255	}	3542	}
3256	};	3543	};
		3544
		3545	sub load_resource_file($) {
		3546	my $guard = lock_acquire "load_resource_file";
		3547
		3548	my $status = load_resource_file_ $_[0];
		3549	get_slot 0.1, 100;
		3550	cf::arch::commit_load;
		3551
		3552	$status
		3553	}
3257		3554
3258	sub reload_regions {	3555	sub reload_regions {
3259	# HACK to clear player env face cache, we need some signal framework	3556	# HACK to clear player env face cache, we need some signal framework
3260	# for this (global event?)	3557	# for this (global event?)
3261	%ext::player_env::MUSIC_FACE_CACHE = ();	3558	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3275	}	3572	}
3276		3573
3277	sub reload_archetypes {	3574	sub reload_archetypes {
3278	load_resource_file "$DATADIR/archetypes"	3575	load_resource_file "$DATADIR/archetypes"
3279	or die "unable to load archetypes\n";	3576	or die "unable to load archetypes\n";
3280	#d# NEED to laod twice to resolve forward references
3281	# this really needs to be done in an extra post-pass
3282	# (which needs to be synchronous, so solve it differently)
3283	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";
3285	}	3577	}
3286		3578
3287	sub reload_treasures {	3579	sub reload_treasures {
3288	load_resource_file "$DATADIR/treasures"	3580	load_resource_file "$DATADIR/treasures"
3289	or die "unable to load treasurelists\n";	3581	or die "unable to load treasurelists\n";
3290	}	3582	}
3291		3583
		3584	sub reload_sound {
		3585	trace "loading sound config from $DATADIR/sound\n";
		3586
		3587	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3588
		3589	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3590	my $sound = $soundconf->{compat}[$_]
		3591	or next;
		3592
		3593	my $face = cf::face::find "sound/$sound->[1]";
		3594	cf::sound::set $sound->[0] => $face;
		3595	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3596	}
		3597
		3598	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3599	my $face = cf::face::find "sound/$v";
		3600	cf::sound::set $k => $face;
		3601	}
		3602	}
		3603
3292	sub reload_resources {	3604	sub reload_resources {
3293	warn "reloading resource files...\n";	3605	trace "reloading resource files...\n";
3294		3606
		3607	reload_exp_table;
		3608	reload_materials;
		3609	reload_facedata;
		3610	reload_sound;
		3611	reload_archetypes;
3295	reload_regions;	3612	reload_regions;
3296	reload_facedata;
3297	#reload_archetypes;#d#
3298	reload_archetypes;
3299	reload_treasures;	3613	reload_treasures;
3300		3614
3301	warn "finished reloading resource files\n";	3615	trace "finished reloading resource files\n";
3302	}
3303
3304	sub init {
3305	reload_resources;
3306	}	3616	}
3307		3617
3308	sub reload_config {	3618	sub reload_config {
3309	open my $fh, "<:utf8", "$CONFDIR/config"	3619	trace "reloading config file...\n";
3310	or return;
3311		3620
3312	local $/;	3621	my $config = load_file "$CONFDIR/config";
3313	*CFG = YAML::Syck::Load <$fh>;	3622	utf8::decode $config;
		3623	*CFG = decode_yaml $config;
3314		3624
3315	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3625	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3316		3626
3317	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3627	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3318	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3628	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3319		3629
3320	if (exists $CFG{mlockall}) {	3630	if (exists $CFG{mlockall}) {
…		…
3324	};	3634	};
3325	warn $@ if $@;	3635	warn $@ if $@;
3326	}	3636	}
3327	}	3637	}
3328		3638
		3639	sub pidfile() {
		3640	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3641	or die "$PIDFILE: $!";
		3642	flock $fh, &Fcntl::LOCK_EX
		3643	or die "$PIDFILE: flock: $!";
		3644	$fh
		3645	}
		3646
		3647	# make sure only one server instance is running at any one time
		3648	sub atomic {
		3649	my $fh = pidfile;
		3650
		3651	my $pid = <$fh>;
		3652	kill 9, $pid if $pid > 0;
		3653
		3654	seek $fh, 0, 0;
		3655	print $fh $$;
		3656	}
		3657
		3658	sub main_loop {
		3659	trace "EV::loop starting\n";
		3660	if (1) {
		3661	EV::loop;
		3662	}
		3663	trace "EV::loop returned\n";
		3664	goto &main_loop unless $REALLY_UNLOOP;
		3665	}
		3666
3329	sub main {	3667	sub main {
		3668	cf::init_globals; # initialise logging
		3669
		3670	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3671	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3672	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3673	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3674
		3675	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3676
3330	# we must not ever block the main coroutine	3677	# we must not ever block the main coroutine
3331	local $Coro::idle = sub {	3678	local $Coro::idle = sub {
3332	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3679	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3333	(async {	3680	(async {
3334	$Coro::current->{desc} = "IDLE BUG HANDLER";	3681	$Coro::current->{desc} = "IDLE BUG HANDLER";
3335	EV::loop EV::LOOP_ONESHOT;	3682	EV::loop EV::LOOP_ONESHOT;
3336	})->prio (Coro::PRIO_MAX);	3683	})->prio (Coro::PRIO_MAX);
3337	};	3684	};
3338		3685
		3686	evthread_start IO::AIO::poll_fileno;
		3687
		3688	cf::sync_job {
		3689	cf::incloader::init ();
		3690
		3691	cf::init_anim;
		3692	cf::init_attackmess;
		3693	cf::init_dynamic;
		3694
		3695	cf::load_settings;
		3696
		3697	reload_resources;
3339	reload_config;	3698	reload_config;
3340	db_init;	3699	db_init;
		3700
		3701	cf::init_uuid;
		3702	cf::init_signals;
		3703	cf::init_skills;
		3704
		3705	cf::init_beforeplay;
		3706
		3707	atomic;
		3708
3341	load_extensions;	3709	load_extensions;
3342		3710
3343	$TICK_WATCHER->start;	3711	utime time, time, $RUNTIMEFILE;
3344	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3712
3345	EV::loop;	3713	# no (long-running) fork's whatsoever before this point(!)
		3714	use POSIX ();
		3715	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3716
		3717	cf::_post_init 0;
		3718	};
		3719
		3720	cf::object::thawer::errors_are_fatal 0;
		3721	info "parse errors in files are no longer fatal from this point on.\n";
		3722
		3723	AE::postpone {
		3724	undef &main; # free gobs of memory :)
		3725	};
		3726
		3727	goto &main_loop;
3346	}	3728	}
3347		3729
3348	#############################################################################	3730	#############################################################################
3349	# initialisation and cleanup	3731	# initialisation and cleanup
3350		3732
3351	# install some emergency cleanup handlers	3733	# install some emergency cleanup handlers
3352	BEGIN {	3734	BEGIN {
3353	our %SIGWATCHER = ();	3735	our %SIGWATCHER = ();
3354	for my $signal (qw(INT HUP TERM)) {	3736	for my $signal (qw(INT HUP TERM)) {
3355	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3737	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3356	cf::cleanup "SIG$signal";	3738	cf::cleanup "SIG$signal";
3357	};	3739	};
3358	}	3740	}
3359	}	3741	}
3360		3742
3361	sub write_runtime {	3743	sub write_runtime_sync {
3362	my $runtime = "$LOCALDIR/runtime";	3744	my $t0 = AE::time;
3363		3745
3364	# first touch the runtime file to show we are still running:	3746	# first touch the runtime file to show we are still running:
3365	# the fsync below can take a very very long time.	3747	# the fsync below can take a very very long time.
3366		3748
3367	IO::AIO::aio_utime $runtime, undef, undef;	3749	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3368		3750
3369	my $guard = cf::lock_acquire "write_runtime";	3751	my $guard = cf::lock_acquire "write_runtime";
3370		3752
3371	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3753	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3372	or return;	3754	or return;
3373		3755
3374	my $value = $cf::RUNTIME + 90 + 10;	3756	my $value = $cf::RUNTIME + 90 + 10;
3375	# 10 is the runtime save interval, for a monotonic clock	3757	# 10 is the runtime save interval, for a monotonic clock
3376	# 60 allows for the watchdog to kill the server.	3758	# 60 allows for the watchdog to kill the server.
…		…
3386	aio_utime $fh, undef, undef;	3768	aio_utime $fh, undef, undef;
3387		3769
3388	close $fh	3770	close $fh
3389	or return;	3771	or return;
3390		3772
3391	aio_rename "$runtime~", $runtime	3773	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3392	and return;	3774	and return;
3393		3775
3394	warn "runtime file written.\n";	3776	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3395		3777
3396	1	3778	1
		3779	}
		3780
		3781	our $uuid_lock;
		3782	our $uuid_skip;
		3783
		3784	sub write_uuid_sync($) {
		3785	$uuid_skip ||= $_[0];
		3786
		3787	return if $uuid_lock;
		3788	local $uuid_lock = 1;
		3789
		3790	my $uuid = "$LOCALDIR/uuid";
		3791
		3792	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3793	or return;
		3794
		3795	my $value = uuid_seq uuid_cur;
		3796
		3797	unless ($value) {
		3798	info "cowardly refusing to write zero uuid value!\n";
		3799	return;
		3800	}
		3801
		3802	my $value = uuid_str $value + $uuid_skip;
		3803	$uuid_skip = 0;
		3804
		3805	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3806	and return;
		3807
		3808	# always fsync - this file is important
		3809	aio_fsync $fh
		3810	and return;
		3811
		3812	close $fh
		3813	or return;
		3814
		3815	aio_rename "$uuid~", $uuid
		3816	and return;
		3817
		3818	trace "uuid file written ($value).\n";
		3819
		3820	1
		3821
		3822	}
		3823
		3824	sub write_uuid($$) {
		3825	my ($skip, $sync) = @_;
		3826
		3827	$sync ? write_uuid_sync $skip
		3828	: async { write_uuid_sync $skip };
3397	}	3829	}
3398		3830
3399	sub emergency_save() {	3831	sub emergency_save() {
3400	my $freeze_guard = cf::freeze_mainloop;	3832	my $freeze_guard = cf::freeze_mainloop;
3401		3833
3402	warn "enter emergency perl save\n";	3834	info "emergency_perl_save: enter\n";
		3835
		3836	# this is a trade-off: we want to be very quick here, so
		3837	# save all maps without fsync, and later call a global sync
		3838	# (which in turn might be very very slow)
		3839	local $USE_FSYNC = 0;
3403		3840
3404	cf::sync_job {	3841	cf::sync_job {
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
3405	# use a peculiar iteration method to avoid tripping on perl	3844	# use a peculiar iteration method to avoid tripping on perl
3406	# refcount bugs in for. also avoids problems with players	3845	# refcount bugs in for. also avoids problems with players
3407	# and maps saved/destroyed asynchronously.	3846	# and maps saved/destroyed asynchronously.
3408	warn "begin emergency player save\n";	3847	info "emergency_perl_save: begin player save\n";
3409	for my $login (keys %cf::PLAYER) {	3848	for my $login (keys %cf::PLAYER) {
3410	my $pl = $cf::PLAYER{$login} or next;	3849	my $pl = $cf::PLAYER{$login} or next;
3411	$pl->valid or next;	3850	$pl->valid or next;
3412	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3851	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3413	$pl->save;	3852	$pl->save;
3414	}	3853	}
3415	warn "end emergency player save\n";	3854	info "emergency_perl_save: end player save\n";
3416		3855
3417	warn "begin emergency map save\n";	3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	info "emergency_perl_save: begin map save\n";
3418	for my $path (keys %cf::MAP) {	3859	for my $path (keys %cf::MAP) {
3419	my $map = $cf::MAP{$path} or next;	3860	my $map = $cf::MAP{$path} or next;
3420	$map->valid or next;	3861	$map->valid or next;
3421	$map->save;	3862	$map->save;
3422	}	3863	}
3423	warn "end emergency map save\n";	3864	info "emergency_perl_save: end map save\n";
3424		3865
3425	warn "begin emergency database checkpoint\n";	3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	info "emergency_perl_save: begin database checkpoint\n";
3426	BDB::db_env_txn_checkpoint $DB_ENV;	3869	BDB::db_env_txn_checkpoint $DB_ENV;
3427	warn "end emergency database checkpoint\n";	3870	info "emergency_perl_save: end database checkpoint\n";
		3871
		3872	info "emergency_perl_save: begin write uuid\n";
		3873	write_uuid_sync 1;
		3874	info "emergency_perl_save: end write uuid\n";
		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	trace "emergency_perl_save: syncing database to disk";
		3879	BDB::db_env_txn_checkpoint $DB_ENV;
		3880
		3881	info "emergency_perl_save: starting sync\n";
		3882	IO::AIO::aio_sync sub {
		3883	info "emergency_perl_save: finished sync\n";
		3884	};
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: flushing outstanding aio requests";
		3889	while (IO::AIO::nreqs || BDB::nreqs) {
		3890	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3891	}
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
3428	};	3894	};
3429		3895
3430	warn "leave emergency perl save\n";	3896	info "emergency_perl_save: leave\n";
3431	}	3897	}
3432		3898
3433	sub post_cleanup {	3899	sub post_cleanup {
3434	my ($make_core) = @_;	3900	my ($make_core) = @_;
3435		3901
		3902	IO::AIO::flush;
		3903
3436	warn Carp::longmess "post_cleanup backtrace"	3904	error Carp::longmess "post_cleanup backtrace"
3437	if $make_core;	3905	if $make_core;
		3906
		3907	my $fh = pidfile;
		3908	unlink $PIDFILE if <$fh> == $$;
		3909	}
		3910
		3911	# a safer delete_package, copied from Symbol
		3912	sub clear_package($) {
		3913	my $pkg = shift;
		3914
		3915	# expand to full symbol table name if needed
		3916	unless ($pkg =~ /^main::.*::$/) {
		3917	$pkg = "main$pkg" if $pkg =~ /^::/;
		3918	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3919	$pkg .= '::' unless $pkg =~ /::$/;
		3920	}
		3921
		3922	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3923	my $stem_symtab = *{$stem}{HASH};
		3924
		3925	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3926	or return;
		3927
		3928	# clear all symbols
		3929	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3930	for my $name (keys %$leaf_symtab) {
		3931	_gv_clear *{"$pkg$name"};
		3932	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3933	}
3438	}	3934	}
3439		3935
3440	sub do_reload_perl() {	3936	sub do_reload_perl() {
3441	# can/must only be called in main	3937	# can/must only be called in main
3442	if ($Coro::current != $Coro::main) {	3938	unless (in_main) {
3443	warn "can only reload from main coroutine";	3939	error "can only reload from main coroutine";
3444	return;	3940	return;
3445	}	3941	}
3446		3942
3447	warn "reloading...";	3943	return if $RELOAD++;
3448		3944
3449	warn "entering sync_job";	3945	my $t1 = AE::time;
3450		3946
		3947	while ($RELOAD) {
		3948	cf::get_slot 0.1, -1, "reload_perl";
		3949	info "perl_reload: reloading...";
		3950
		3951	trace "perl_reload: entering sync_job";
		3952
3451	cf::sync_job {	3953	cf::sync_job {
3452	cf::write_runtime; # external watchdog should not bark
3453	cf::emergency_save;	3954	#cf::emergency_save;
3454	cf::write_runtime; # external watchdog should not bark
3455		3955
3456	warn "syncing database to disk";
3457	BDB::db_env_txn_checkpoint $DB_ENV;
3458
3459	# if anything goes wrong in here, we should simply crash as we already saved
3460
3461	warn "flushing outstanding aio requests";
3462	for (;;) {
3463	BDB::flush;
3464	IO::AIO::flush;
3465	Coro::cede_notself;
3466	last unless IO::AIO::nreqs || BDB::nreqs;
3467	warn "iterate...";
3468	}
3469
3470	++$RELOAD;
3471
3472	warn "cancelling all extension coros";	3956	trace "perl_reload: cancelling all extension coros";
3473	$_->cancel for values %EXT_CORO;	3957	$_->cancel for values %EXT_CORO;
3474	%EXT_CORO = ();	3958	%EXT_CORO = ();
3475		3959
3476	warn "removing commands";	3960	trace "perl_reload: removing commands";
3477	%COMMAND = ();	3961	%COMMAND = ();
3478		3962
3479	warn "removing ext/exti commands";	3963	trace "perl_reload: removing ext/exti commands";
3480	%EXTCMD = ();	3964	%EXTCMD = ();
3481	%EXTICMD = ();	3965	%EXTICMD = ();
3482		3966
3483	warn "unloading/nuking all extensions";	3967	trace "perl_reload: unloading/nuking all extensions";
3484	for my $pkg (@EXTS) {	3968	for my $pkg (@EXTS) {
3485	warn "... unloading $pkg";	3969	trace "... unloading $pkg";
3486		3970
3487	if (my $cb = $pkg->can ("unload")) {	3971	if (my $cb = $pkg->can ("unload")) {
3488	eval {	3972	eval {
3489	$cb->($pkg);	3973	$cb->($pkg);
3490	1	3974	1
3491	} or warn "$pkg unloaded, but with errors: $@";	3975	} or error "$pkg unloaded, but with errors: $@";
		3976	}
		3977
		3978	trace "... clearing $pkg";
		3979	clear_package $pkg;
3492	}	3980	}
3493		3981
3494	warn "... nuking $pkg";
3495	Symbol::delete_package $pkg;
3496	}
3497
3498	warn "unloading all perl modules loaded from $LIBDIR";	3982	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3499	while (my ($k, $v) = each %INC) {	3983	while (my ($k, $v) = each %INC) {
3500	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3984	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3501		3985
3502	warn "... unloading $k";	3986	trace "... unloading $k";
3503	delete $INC{$k};	3987	delete $INC{$k};
3504		3988
3505	$k =~ s/\.pm$//;	3989	$k =~ s/\.pm$//;
3506	$k =~ s/\//::/g;	3990	$k =~ s/\//::/g;
3507		3991
3508	if (my $cb = $k->can ("unload_module")) {	3992	if (my $cb = $k->can ("unload_module")) {
3509	$cb->();	3993	$cb->();
		3994	}
		3995
		3996	clear_package $k;
3510	}	3997	}
3511		3998
3512	Symbol::delete_package $k;
3513	}
3514
3515	warn "getting rid of safe::, as good as possible";	3999	trace "perl_reload: getting rid of safe::, as good as possible";
3516	Symbol::delete_package "safe::$_"	4000	clear_package "safe::$_"
3517	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4001	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3518		4002
3519	warn "unloading cf.pm \"a bit\"";	4003	trace "perl_reload: unloading cf.pm \"a bit\"";
3520	delete $INC{"cf.pm"};	4004	delete $INC{"cf.pm"};
3521	delete $INC{"cf/pod.pm"};	4005	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3522		4006
3523	# don't, removes xs symbols, too,	4007	# don't, removes xs symbols, too,
3524	# and global variables created in xs	4008	# and global variables created in xs
3525	#Symbol::delete_package __PACKAGE__;	4009	#clear_package __PACKAGE__;
3526		4010
3527	warn "unload completed, starting to reload now";	4011	info "perl_reload: unload completed, starting to reload now";
3528		4012
3529	warn "reloading cf.pm";	4013	trace "perl_reload: reloading cf.pm";
3530	require cf;	4014	require cf;
3531	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4015	cf::_connect_to_perl_1;
3532		4016
3533	warn "loading config and database again";	4017	trace "perl_reload: loading config and database again";
3534	cf::reload_config;	4018	cf::reload_config;
3535		4019
3536	warn "loading extensions";	4020	trace "perl_reload: loading extensions";
3537	cf::load_extensions;	4021	cf::load_extensions;
3538		4022
		4023	if ($REATTACH_ON_RELOAD) {
3539	warn "reattaching attachments to objects/players";	4024	trace "perl_reload: reattaching attachments to objects/players";
3540	_global_reattach; # objects, sockets	4025	_global_reattach; # objects, sockets
3541	warn "reattaching attachments to maps";	4026	trace "perl_reload: reattaching attachments to maps";
3542	reattach $_ for values %MAP;	4027	reattach $_ for values %MAP;
3543	warn "reattaching attachments to players";	4028	trace "perl_reload: reattaching attachments to players";
3544	reattach $_ for values %PLAYER;	4029	reattach $_ for values %PLAYER;
		4030	}
3545		4031
3546	warn "leaving sync_job";	4032	cf::_post_init 1;
3547		4033
		4034	trace "perl_reload: leaving sync_job";
		4035
3548	1	4036	1
3549	} or do {	4037	} or do {
3550	warn $@;	4038	error $@;
3551	warn "error while reloading, exiting.";	4039	cf::cleanup "perl_reload: error, exiting.";
3552	exit 1;	4040	};
		4041
		4042	--$RELOAD;
3553	};	4043	}
3554		4044
3555	warn "reloaded";	4045	$t1 = AE::time - $t1;
		4046	info "perl_reload: completed in ${t1}s\n";
3556	};	4047	};
3557		4048
3558	our $RELOAD_WATCHER; # used only during reload	4049	our $RELOAD_WATCHER; # used only during reload
3559		4050
3560	sub reload_perl() {	4051	sub reload_perl() {
3561	# doing reload synchronously and two reloads happen back-to-back,	4052	# doing reload synchronously and two reloads happen back-to-back,
3562	# coro crashes during coro_state_free->destroy here.	4053	# coro crashes during coro_state_free->destroy here.
3563		4054
		4055	$RELOAD_WATCHER ||= cf::async {
		4056	Coro::AIO::aio_wait cache_extensions;
		4057
3564	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4058	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4059	do_reload_perl;
3565	undef $RELOAD_WATCHER;	4060	undef $RELOAD_WATCHER;
3566	do_reload_perl;	4061	};
3567	};	4062	};
3568	}	4063	}
3569		4064
3570	register_command "reload" => sub {	4065	register_command "reload" => sub {
3571	my ($who, $arg) = @_;	4066	my ($who, $arg) = @_;
…		…
3577	reload_perl;	4072	reload_perl;
3578	};	4073	};
3579	}	4074	}
3580	};	4075	};
3581		4076
3582	unshift @INC, $LIBDIR;	4077	#############################################################################
3583		4078
3584	my $bug_warning = 0;	4079	my $bug_warning = 0;
3585		4080
3586	our @WAIT_FOR_TICK;
3587	our @WAIT_FOR_TICK_BEGIN;
3588
3589	sub wait_for_tick {	4081	sub wait_for_tick() {
3590	return unless $TICK_WATCHER->is_active;	4082	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3591	return if $Coro::current == $Coro::main;
3592		4083
3593	my $signal = new Coro::Signal;	4084	$WAIT_FOR_TICK->wait;
3594	push @WAIT_FOR_TICK, $signal;
3595	$signal->wait;
3596	}	4085	}
3597		4086
3598	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3599	return unless $TICK_WATCHER->is_active;	4088	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3600	return if $Coro::current == $Coro::main;
3601		4089
3602	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3603	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3604	$signal->wait;	4092	$signal->wait;
3605	}	4093	}
3606		4094
3607	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4095	sub tick {
3608	if ($Coro::current != $Coro::main) {	4096	if ($Coro::current != $Coro::main) {
3609	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3610	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3611	return;	4099	return;
3612	}	4100	}
3613		4101
3614	$NOW = $tick_start = EV::now;	4102	cf::one_tick; # one server iteration
3615		4103
3616	cf::server_tick; # one server iteration	4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3617
3618	$RUNTIME += $TICK;
3619	$NEXT_TICK = $_[0]->at;
3620		4105
3621	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3622	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3623	Coro::async_pool {	4108	Coro::async_pool {
3624	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3625	write_runtime	4110	write_runtime_sync
3626	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3627	};	4112	};
3628	}	4113	}
3629		4114
3630	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3631	$sig->send;	4116	$sig->send;
3632	}	4117	}
3633	while (my $sig = shift @WAIT_FOR_TICK) {	4118	$WAIT_FOR_TICK->broadcast;
3634	$sig->send;
3635	}
3636		4119
3637	$LOAD = ($NOW - $tick_start) / $TICK;	4120	$LOAD = ($NOW - $TICK_START) / $TICK;
3638	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4121	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3639		4122
3640	_post_tick;	4123	if (0) {
3641	};	4124	if ($NEXT_TICK) {
3642	$TICK_WATCHER->priority (EV::MAXPRI);	4125	my $jitter = $TICK_START - $NEXT_TICK;
		4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4127	debug "jitter $JITTER\n";#d#
		4128	}
		4129	}
		4130	}
3643		4131
3644	{	4132	{
3645	# configure BDB	4133	# configure BDB
3646		4134
3647	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3648	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3649	$Coro::BDB::WATCHER->priority (1);	4137	#$AnyEvent::BDB::WATCHER->priority (1);
3650		4138
3651	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3652	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
3653	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4141	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3654	| BDB::LOG_AUTOREMOVE, 1);	4142	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4143	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3655	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4144	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3656	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4145	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3657		4146
3658	cf::sync_job {	4147	cf::sync_job {
3659	eval {	4148	eval {
…		…
3685	{	4174	{
3686	# configure IO::AIO	4175	# configure IO::AIO
3687		4176
3688	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3689	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3690	$Coro::AIO::WATCHER->priority (1);	4179	undef $AnyEvent::AIO::WATCHER;
3691	}	4180	}
3692		4181
3693	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3694		4184
3695	sub _log_backtrace {	4185	sub _log_backtrace {
3696	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3697		4187
3698	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3699		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3700	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3701	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3702	++$_log_backtrace;	4196	++$_log_backtrace;
		4197	my $perl_bt = Carp::longmess $msg;
3703	async {	4198	async {
3704	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3705		4200
3706	my @bt = fork_call {	4201	my @bt = fork_call {
3707	@addr = map { sprintf "%x", $_ } @addr;	4202	@addr = map { sprintf "%x", $_ } @addr;
…		…
3718	}	4213	}
3719		4214
3720	@funcs	4215	@funcs
3721	};	4216	};
3722		4217
3723	LOG llevInfo, "[ABT] $msg\n";	4218	LOG llevInfo, "[ABT] $perl_bt\n";
		4219	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3724	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3725	--$_log_backtrace;	4221	--$_log_backtrace;
3726	};	4222	};
3727	} else {	4223	} else {
3728	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3729	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3730	}	4226	}
3731	}	4227	}
3732		4228
3733	# load additional modules	4229	# load additional modules
3734	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3735		4232
3736	END { cf::emergency_save }	4233	END { cf::emergency_save }
3737		4234
3738	1	4235	1
3739		4236

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