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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.407 by root, Sun Jan 13 09:53:53 2008 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	}
198		303
199	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
200	warn Carp::longmess $_[0];	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
201	Coro::terminate;	315	Coro::terminate
202	};	316	};
203		317
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	328	for my $pkg (qw(
215	cf::global cf::attachable	329	cf::global cf::attachable
216	cf::object cf::object::player	330	cf::object cf::object::player
217	cf::client cf::player	331	cf::client cf::player
218	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
219	cf::map cf::party cf::region	334	cf::party cf::region
220	)) {	335	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	337	}
224		338
225	$EV::DIED = sub {	339	$EV::DIED = sub {
226	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
227	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
228		347
229	#############################################################################	348	#############################################################################
230		349
231	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
232		351
…		…
253	$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;
254	$d	373	$d
255	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
256	}	375	}
257		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
258	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
259		392
260	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
261		394
262	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
268	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
269		402
270	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
272		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
273	=item cf::lock_wait $string	468	=item cf::lock_wait $string
274		469
275	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
276		471
277	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
278		473
279	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
280	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,
281	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
282	returned.	477	returned.
283		478
284	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
285	deadlocked coro.	480	deadlocked coro.
…		…
291		486
292	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.
293		488
294	=cut	489	=cut
295		490
296	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		492
299	sub lock_wait($) {	493	sub lock_wait($) {
300	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
301
302	if ($LOCKER{$key} == $Coro::current) {#d#
303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
304	return;#d#
305	}#d#
306
307	# wait for lock, if any
308	while ($LOCK{$key}) {
309	push @{ $LOCK{$key} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	495	}
313		496
314	sub lock_acquire($) {	497	sub lock_acquire($) {
315	my ($key) = @_;	498	$LOCKS->guard ($_[0])
316
317	# wait, to be sure we are not locked
318	lock_wait $key;
319
320	$LOCK{$key} = [];
321	$LOCKER{$key} = $Coro::current;#d#
322
323	Coro::guard {
324	delete $LOCKER{$key};#d#
325	# wake up all waiters, to be on the safe side
326	$_->ready for @{ delete $LOCK{$key} };
327	}
328	}	499	}
329		500
330	sub lock_active($) {	501	sub lock_active($) {
331	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	503	}
335		504
336	sub freeze_mainloop {	505	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
338		507
339	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	509	}
345		510
346	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
347		512
348	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
349	get spread over timer.	514	get spread over time.
350		515
351	=cut	516	=cut
352		517
353	sub periodic($$) {	518	sub periodic($$) {
354	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
358	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
359	}	524	}
360		525
361	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
362		527
363	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
364	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
365	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.
366		535
367	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
368	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
369		538
370	Useful for short background jobs.	539	Useful for short background jobs.
371		540
372	=cut	541	=cut
373		542
374	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
375	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
376		546
377	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
378	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
379	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
380		550
381	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
382		553
383	while () {	554	while () {
384	next_job:	555	next_job:
		556
385	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
386	if ($avail > 0.01) {	558
387	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
388	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
389	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
390	$job->[2]->send;	563	$job->[2]->send;
391	Coro::cede;	564	Coro::cede;
392	goto next_job;	565	goto next_job;
393	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
394	}	568	}
395	}	569	}
396		570
397	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
398	# 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
399	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
400	$signal->wait;
401	} else {	574	} else {
		575	$busy = 0;
402	Coro::schedule;	576	Coro::schedule;
403	}	577	}
404	}	578	}
405	};	579	};
406		580
407	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
408	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
409		585
410	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
411	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
412		589
413	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
414	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
415	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
441	=cut	618	=cut
442		619
443	sub sync_job(&) {	620	sub sync_job(&) {
444	my ($job) = @_;	621	my ($job) = @_;
445		622
446	if ($Coro::current == $Coro::main) {	623	if (in_main) {
447	my $time = EV::time;	624	my $time = AE::time;
448		625
449	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
451		628
452	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
453		630
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
457		632
458	my $busy = 1;	633	my $busy = 1;
459	my @res;	634	my @res;
460		635
461	(async {	636	(async {
462	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
463	@res = eval { $job->() };	638	@res = eval { $job->() };
464	warn $@ if $@;	639	error $@ if $@;
465	undef $busy;	640	undef $busy;
466	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
467		642
468	while ($busy) {	643	while ($busy) {
469	if (Coro::nready) {	644	if (Coro::nready) {
…		…
471	} else {	646	} else {
472	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
473	}	648	}
474	}	649	}
475		650
476	$time = EV::time - $time;	651	my $time = AE::time - $time;
477		652
478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
482		654
483	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
484	} else {	656	} else {
485	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
486		658
…		…
506	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
507		679
508	$coro	680	$coro
509	}	681	}
510		682
511	=item fork_call { }, $args	683	=item fork_call { }, @args
512		684
513	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
514	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
515	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
516	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
517		689
518	=cut	690	=cut
519		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
520	sub fork_call(&@) {	696	sub fork_call(&@) {
521	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
522		698
523	# 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,
524	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
525	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
526		702
527	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
528	reset_signals;	704	cf::post_fork;
529	&$cb	705	&$cb
530	}, @args;	706	} @args;
531		707
532	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
533	}	747	}
534		748
535	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
536		750
537	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
547	within each server.	761	within each server.
548		762
549	=cut	763	=cut
550		764
551	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
552	my ($name) = @_;	769	my ($name) = @_;
553	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
554		771
555	eval {	772	eval {
556	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
566	}	783	}
567		784
568	our $DB;	785	our $DB;
569		786
570	sub db_init {	787	sub db_init {
571	cf::sync_job {
572	$DB ||= db_table "db";	788	$DB ||= db_table "db";
573	};
574	}	789	}
575		790
576	sub db_get($$) {	791	sub db_get($$) {
577	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
578		793
579	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
580	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
581		798
582	$! ? ()	799	$! ? ()
583	: $data	800	: $data
584	}
585	}	801	}
586		802
587	sub db_put($$$) {	803	sub db_put($$$) {
588	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
589	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
617		833
618	my @data;	834	my @data;
619	my $md5;	835	my $md5;
620		836
621	for (0 .. $#$src) {	837	for (0 .. $#$src) {
622	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
623	or Carp::croak "$src->[$_]: $!";
624	}	839	}
625		840
626	# if processing is expensive, check	841	# if processing is expensive, check
627	# checksum first	842	# checksum first
628	if (1) {	843	if (1) {
…		…
645		860
646	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
647	my $data = $process->(\@data);	862	my $data = $process->(\@data);
648	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
649		864
650	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
651		866
652	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
653	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
654	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
655		870
…		…
665		880
666	=cut	881	=cut
667		882
668	sub datalog($@) {	883	sub datalog($@) {
669	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
670	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
671	}	886	}
672		887
673	=back	888	=back
674		889
675	=cut	890	=cut
676		891
677	#############################################################################	892	#############################################################################
678		893
679	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
680		895
681	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
682	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")
683	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
684		899
685	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>
686	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
…		…
736	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
737		952
738	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
739	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
740		955
741	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
742	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.
743		958
744	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
745		960
746	=over 4	961	=over 4
…		…
870		1085
871	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
872	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
873		1088
874	} elsif (ref $type) {	1089	} elsif (ref $type) {
875	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
876		1091
877	} else {	1092	} else {
878	shift @arg;	1093	shift @arg;
879	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
880	}	1095	}
881	}	1096	}
882	}	1097	}
883		1098
884	sub _object_attach {	1099	sub _object_attach {
…		…
894	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
895	}	1110	}
896		1111
897	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
898	} else {	1113	} else {
899	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
900	}	1115	}
901		1116
902	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
903	}	1118	}
904		1119
…		…
963		1178
964	for (@$callbacks) {	1179	for (@$callbacks) {
965	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
966		1181
967	if ($@) {	1182	if ($@) {
968	warn "$@";
969	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
970	override;	1184	override;
971	}	1185	}
972		1186
973	return 1 if $override;	1187	return 1 if $override;
974	}	1188	}
…		…
1037		1251
1038	sub reattach {	1252	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1254	my ($obj) = @_;
1041		1255
		1256	# no longer needed after getting rid of delete_package?
1042	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
1043		1258
1044	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
1045		1260
1046	@$registry = ();	1261	@$registry = ();
1047		1262
…		…
1052	for (@$attach) {	1267	for (@$attach) {
1053	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1054	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1055	}	1270	}
1056	} else {	1271	} else {
1057	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1058	}	1273	}
1059	}	1274	}
1060	}	1275	}
1061		1276
1062	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1089	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1090		1305
1091	sync_job {	1306	sync_job {
1092	if (length $$rdata) {	1307	if (length $$rdata) {
1093	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1096		1312
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	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	}
1101	close $fh;	1320	aio_close $fh;
1102		1321
1103	if (@$objs) {	1322	if (@$objs) {
1104	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) {
1105	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1108	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	}
1109	close $fh;	1331	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1333	}
1112	} else {	1334	} else {
1113	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1114	}	1336	}
1115		1337
1116	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1342	} else {
1118	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1119	}	1344	}
1120	} else {	1345	} else {
1121	aio_unlink $filename;	1346	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1123	}	1348	}
…		…
1147	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1148	$av = $st->{objs};	1373	$av = $st->{objs};
1149	}	1374	}
1150		1375
1151	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1152	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1153	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1154		1380
1155	($data, $av)	1381	($data, $av)
1156	}	1382	}
1157		1383
1158	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1214	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1215		1441
1216	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1217	}	1443	}
1218		1444
		1445	use File::Glob ();
		1446
1219	cf::player->attach (	1447	cf::player->attach (
1220	on_command => sub {	1448	on_unknown_command => sub {
1221	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1222		1450
1223	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1224	or return;	1452	or return;
1225		1453
…		…
1233	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1234		1462
1235	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1236		1464
1237	if (ref $msg) {	1465	if (ref $msg) {
1238	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1239	"ARRAY" eq ref $msg
1240	? @$msg
1241	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1242		1467
1243	my @reply;	1468	my @reply;
1244		1469
1245	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1246	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1248		1473
1249	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1250	if $reply;	1475	if $reply;
1251		1476
1252	} else {	1477	} else {
1253	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1254	}	1479	}
1255		1480
1256	cf::override;	1481	cf::override;
1257	},	1482	},
1258	);	1483	);
1259		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
1260	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1261	cf::sync_job {	1501	cf::sync_job {
1262	my %todo;	1502	my %todo;
1263		1503
1264	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1265	next unless -r $path;	1505	next unless -r $path;
…		…
1283		1523
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1526
1287	$ext{source} =	1527	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1289	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1290	. $source	1530	. $source
1291	. "\n};\n1";	1531	. "\n};\n1";
1292		1532
1293	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1294	}	1534	}
1295		1535
		1536	my $pass = 0;
1296	my %done;	1537	my %done;
1297	while (%todo) {	1538	while (%todo) {
1298	my $progress;	1539	my $progress;
1299		1540
		1541	++$pass;
		1542
		1543	ext:
1300	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1301	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1302	goto skip	1546	next ext
1303	unless exists $done{$_};	1547	unless exists $done{$_};
1304	}	1548	}
1305		1549
1306	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1307		1551
1308	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1309	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1310	: "$v->{base}: extension inactive.\n";
1311		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1312	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1313	warn $msg;	1559
1314	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1315	exit 1;	1561	delete $todo{$k};
1316	}	1562	} else {
1317		1563	$done{$k} = delete $todo{$k};
1318	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1319	}	1569	}
1320
1321	$done{$k} = delete $todo{$k};
1322	push @EXTS, $v->{pkg};
1323	$progress = 1;
1324	}	1570	}
1325		1571
1326	skip:	1572	unless ($progress) {
1327	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1328	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	}
1329	}	1582	}
1330	};	1583	};
1331	}	1584	}
1332		1585
1333	#############################################################################	1586	#############################################################################
1334		1587
1335	=back	1588	=back
1336		1589
1337	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1338		1591
1339	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1340		1593
1341	=cut	1594	=cut
1342		1595
1343	package cf::player;	1596	package cf::player;
1344		1597
…		…
1387		1640
1388	sub exists($) {	1641	sub exists($) {
1389	my ($login) = @_;	1642	my ($login) = @_;
1390		1643
1391	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1393	}	1646	}
1394		1647
1395	sub find($) {	1648	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1650	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1662	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1663	or return;
1411		1664
1412	my $pl = cf::player::load_pl $f	1665	my $pl = cf::player::load_pl $f
1413	or return;	1666	or return;
		1667
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1668	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1669	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1417	}	1671	}
1418	}	1672	}
1419	}	1673	}
1420		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
1421	sub save($) {	1688	sub save($) {
1422	my ($pl) = @_;	1689	my ($pl) = @_;
1423		1690
1424	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1425		1692
…		…
1428		1695
1429	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1430		1697
1431	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1432	$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];
1433		1705
1434	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1707	cf::cede_to_tick;
1436	}	1708	}
1437		1709
…		…
1469	my ($pl) = @_;	1741	my ($pl) = @_;
1470		1742
1471	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1472		1744
1473	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1474	$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
1475		1747
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1477	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1479	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1480		1756
1481	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1483	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1521		1797
1522	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
1523	my $path = path $login;	1799	my $path = path $login;
1524		1800
1525	# a .pst is a dead give-away for a valid player	1801	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1807	}
1531		1808
…		…
1535		1812
1536	\@logins	1813	\@logins
1537	}	1814	}
1538		1815
1539	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1540		1819
1541	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1542	player. May block.	1821	player. May block.
1543		1822
1544	=cut	1823	=cut
…		…
1562	}	1841	}
1563		1842
1564	\@paths	1843	\@paths
1565	}	1844	}
1566		1845
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1847
1569	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1570
1571	=cut
1572
1573	use re 'eval';
1574
1575	my $group;
1576	my $interior; $interior = qr{
1577	# match a pod interior sequence sans C<< >>
1578	(?:
1579	\ (.*?)\ (?{ $group = $^N })
1580	| < (??{$interior}) >
1581	)
1582	}x;
1583
1584	sub expand_cfpod {
1585	my ($self, $pod) = @_;
1586
1587	my $xml;
1588
1589	while () {
1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1591	$group = $1;
1592
1593	$group =~ s/&/&amp;/g;
1594	$group =~ s/</&lt;/g;
1595
1596	$xml .= $group;
1597	} elsif ($pod =~ m%\G
1598	([BCGHITU])
1599	<
1600	(?:
1601	([^<>]*) (?{ $group = $^N })
1602	| < $interior >
1603	)
1604	>
1605	%gcsx
1606	) {
1607	my ($code, $data) = ($1, $group);
1608
1609	if ($code eq "B") {
1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1611	} elsif ($code eq "I") {
1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1613	} elsif ($code eq "U") {
1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1615	} elsif ($code eq "C") {
1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1617	} elsif ($code eq "T") {
1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1619	} elsif ($code eq "G") {
1620	my ($male, $female) = split /\|/, $data;
1621	$data = $self->gender ? $female : $male;
1622	$xml .= expand_cfpod ($self, $data);
1623	} elsif ($code eq "H") {
1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1626	"")
1627	[$self->{hintmode}];
1628	} else {
1629	$xml .= "error processing '$code($data)' directive";
1630	}
1631	} else {
1632	if ($pod =~ /\G(.+)/) {
1633	warn "parse error while expanding $pod (at $1)";
1634	}
1635	last;
1636	}
1637	}
1638
1639	for ($xml) {
1640	# create single paragraphs (very hackish)
1641	s/(?<=\S)\n(?=\w)/ /g;
1642
1643	# compress some whitespace
1644	s/\s+\n/\n/g; # ws line-ends
1645	s/\n\n+/\n/g; # double lines
1646	s/^\n+//; # beginning lines
1647	s/\n+$//; # ending lines
1648	}
1649
1650	$xml
1651	}
1652
1653	no re 'eval';
1654
1655	sub hintmode {
1656	$_[0]{hintmode} = $_[1] if @_ > 1;
1657	$_[0]{hintmode}
1658	}
1659		1849
1660	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1661		1851
1662	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1663		1853
…		…
1695		1885
1696	=cut	1886	=cut
1697		1887
1698	sub find_by_path($) {	1888	sub find_by_path($) {
1699	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1700		1892
1701	my ($match, $specificity);	1893	my ($match, $specificity);
1702		1894
1703	for my $region (list) {	1895	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1730	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1732		1924
1733	sub generate_random_map {	1925	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1735	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1736	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1740	$rmp->{exit_on_final_map},
1741	$rmp->{xsize}, $rmp->{ysize},
1742	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1743	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1744	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1745	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1746	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1747	(cf::region::find $rmp->{region}), $rmp->{custom}
1748	)
1749	}	1931	}
1750		1932
1751	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1752		1934
1753	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
…		…
1758		1940
1759	sub register {	1941	sub register {
1760	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1761	my $pkg = caller;	1943	my $pkg = caller;
1762		1944
1763	no strict;
1764	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1765		1946
1766	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1767	}	1948	}
1768		1949
1769	# also paths starting with '/'	1950	# also paths starting with '/'
1770	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1771		1952
1772	sub thawer_merge {	1953	sub thawer_merge {
1773	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1774		1955
1775	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1780	}	1961	}
1781		1962
1782	sub normalise {	1963	sub normalise {
1783	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1784		1965
1785	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1786		1967
1787	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1788		1969
1789	# map plan:	1970	# map plan:
1790	#	1971	#
…		…
1805	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1806	$path = "$base/$path";	1987	$path = "$base/$path";
1807	}	1988	}
1808		1989
1809	for ($path) {	1990	for ($path) {
1810	redo if s{//}{/};
1811	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1812	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1813	}	1993	}
1814		1994
1815	$path	1995	$path
…		…
1829	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1830	return $self;	2010	return $self;
1831	}	2011	}
1832	}	2012	}
1833		2013
1834	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1835	()	2015	()
1836	}	2016	}
1837		2017
		2018	# may re-bless or do other evil things
1838	sub init {	2019	sub init {
1839	my ($self) = @_;	2020	my ($self) = @_;
1840		2021
1841	$self	2022	$self
1842	}	2023	}
…		…
1861		2042
1862	# the temporary/swap location	2043	# the temporary/swap location
1863	sub save_path {	2044	sub save_path {
1864	my ($self) = @_;	2045	my ($self) = @_;
1865		2046
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1868	}	2049	}
1869		2050
1870	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1871	sub uniq_path {	2052	sub uniq_path {
1872	my ($self) = @_;	2053	my ($self) = @_;
1873		2054
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1876	}
1877
1878	# and all this just because we cannot iterate over
1879	# all maps in C++...
1880	sub change_all_map_light {
1881	my ($change) = @_;
1882
1883	$_->change_map_light ($change)
1884	for grep $_->outdoor, values %cf::MAP;
1885	}	2057	}
1886		2058
1887	sub decay_objects {	2059	sub decay_objects {
1888	my ($self) = @_;	2060	my ($self) = @_;
1889		2061
…		…
1916	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1917		2089
1918	1	2090	1
1919	}	2091	}
1920		2092
		2093	# used to laod the header of an original map
1921	sub load_header_orig {	2094	sub load_header_orig {
1922	my ($self) = @_;	2095	my ($self) = @_;
1923		2096
1924	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1925	}	2098	}
1926		2099
		2100	# used to laod the header of an instantiated map
1927	sub load_header_temp {	2101	sub load_header_temp {
1928	my ($self) = @_;	2102	my ($self) = @_;
1929		2103
1930	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1931	}	2105	}
1932		2106
		2107	# called after loading the header from an instantiated map
1933	sub prepare_temp {	2108	sub prepare_temp {
1934	my ($self) = @_;	2109	my ($self) = @_;
1935		2110
1936	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1937	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1938	# safety	2113	# safety
1939	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1940	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1941	}	2116	}
1942		2117
		2118	# called after loading the header from an original map
1943	sub prepare_orig {	2119	sub prepare_orig {
1944	my ($self) = @_;	2120	my ($self) = @_;
1945		2121
1946	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1947	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1971		2147
1972	sub find;	2148	sub find;
1973	sub find {	2149	sub find {
1974	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1975		2151
		2152	cf::cede_to_tick;
		2153
1976	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1977		2155
1978	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1980		2158
1981	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1982	my $guard1 = cf::lock_acquire "map_find:$path";
1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1984
1985	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1986	or return;	2161	or return;
1987		2162
1988	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1989		2164
…		…
1991	or return;	2166	or return;
1992		2167
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
1996	undef $guard1;	2172	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2173	$map->reset;
1999	return find $path;	2174	return find $path;
2000	}	2175	}
2001		2176
2002	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
2003	}	2178	}
2004	}	2179	}
2005		2180
2006	sub pre_load { }	2181	sub pre_load { }
2007	sub post_load { }	2182	#sub post_load { } # XS
2008		2183
2009	sub load {	2184	sub load {
2010	my ($self) = @_;	2185	my ($self) = @_;
2011		2186
2012	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2015		2190
2016	{	2191	{
2017	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
2018		2193
2019	return unless $self->valid;	2194	return unless $self->valid;
2020	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
2021
2022	$self->in_memory (cf::MAP_LOADING);
2023		2196
2024	$self->alloc;	2197	$self->alloc;
2025		2198
2026	$self->pre_load;	2199	$self->pre_load;
2027	cf::cede_to_tick;	2200	cf::cede_to_tick;
2028		2201
		2202	if (exists $self->{load_path}) {
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2204	$f->skip_block;
2031	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2032	or return;	2206	or return;
2033		2207
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
2035	if delete $self->{load_original};	2209	if delete $self->{load_original};
2036		2210
2037	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2212	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2040	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2041	$self->clear_unique_items;	2215	$self->clear_unique_items;
2042	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2043	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2044	}	2219	}
2045	}	2220	}
2046	}
2047		2221
2048	$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);
2049		2229
2050	cf::cede_to_tick;	2230	cf::cede_to_tick;
2051	# now do the right thing for maps	2231	# now do the right thing for maps
2052	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2053	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2057	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2238	$self->decay_objects;
2059	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2060	$self->update_buttons;	2240	$self->update_buttons;
2061	cf::cede_to_tick;	2241	cf::cede_to_tick;
2062	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
2063	cf::cede_to_tick;
2064	$self->activate;
2065	}	2243	}
2066		2244
2067	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2069
2070	$self->in_memory (cf::MAP_IN_MEMORY);
2071	}	2247	}
2072		2248
2073	$self->post_load;	2249	$self->post_load;
2074	}
2075		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
2076	sub customise_for {	2257	sub customise_for {
2077	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2078		2259
2079	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2080	if $self->per_player;	2261	if $self->per_player;
…		…
2083	# if $self->per_party;	2264	# if $self->per_party;
2084		2265
2085	$self	2266	$self
2086	}	2267	}
2087		2268
2088	# find and load all maps in the 3x3 area around a map
2089	sub load_neighbours {
2090	my ($map) = @_;
2091
2092	my @neigh; # diagonal neighbours
2093
2094	for (0 .. 3) {
2095	my $neigh = $map->tile_path ($_)
2096	or next;
2097	$neigh = find $neigh, $map
2098	or next;
2099	$neigh->load;
2100
2101	push @neigh,
2102	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2103	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2104	}
2105
2106	for (grep defined $_->[0], @neigh) {
2107	my ($path, $origin) = @$_;
2108	my $neigh = find $path, $origin
2109	or next;
2110	$neigh->load;
2111	}
2112	}
2113
2114	sub find_sync {	2269	sub find_sync {
2115	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2116		2271
2117	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
2118	}	2277	}
2119		2278
2120	sub do_load_sync {	2279	sub do_load_sync {
2121	my ($map) = @_;	2280	my ($map) = @_;
2122		2281
		2282	# it's a bug to call this from the main context
2123	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2124	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2125		2285
2126	cf::sync_job { $map->load };	2286	$map->load;
2127	}	2287	}
2128		2288
2129	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2130	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2131		2291
2132	sub find_async {	2292	sub find_async {
2133	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2134		2294
2135	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2136		2296
2137	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
2139	}	2299	}
2140		2300
2141	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2142		2302
2143	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2157	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2158		2318
2159	()	2319	()
2160	}	2320	}
2161		2321
		2322	# common code, used by both ->save and ->swapout
2162	sub save {	2323	sub _save {
2163	my ($self) = @_;	2324	my ($self) = @_;
2164
2165	my $lock = cf::lock_acquire "map_data:$self->{path}";
2166		2325
2167	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2168		2327
2169	return unless $self->dirty;	2328	return unless $self->dirty;
2170		2329
…		…
2179		2338
2180	cf::async {	2339	cf::async {
2181	$Coro::current->{desc} = "map player save";	2340	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
2183	};	2342	};
		2343
		2344	cf::get_slot 0.02;
2184		2345
2185	if ($uniq) {	2346	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2349	} else {
2189	$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);
2190	}	2351	}
2191	}	2352	}
2192		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2193	sub swap_out {	2362	sub swap_out {
2194	my ($self) = @_;	2363	my ($self) = @_;
2195		2364
2196	# save first because save cedes
2197	$self->save;
2198
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2201	return if $self->players;	2369	return if $self->players;
2202	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
2203	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2204		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
2205	$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};
2206		2421
2207	$self->deactivate;	2422	$self->deactivate;
2208	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2209	$self->clear;	2424	$self->clear;
2210	}
2211
2212	sub reset_at {
2213	my ($self) = @_;
2214
2215	# TODO: safety, remove and allow resettable per-player maps
2216	return 1e99 if $self->{deny_reset};
2217
2218	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2219	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2220
2221	$time + $to
2222	}
2223
2224	sub should_reset {
2225	my ($self) = @_;
2226
2227	$self->reset_at <= $cf::RUNTIME
2228	}
2229
2230	sub reset {
2231	my ($self) = @_;
2232
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234
2235	return if $self->players;
2236
2237	warn "resetting map ", $self->path;
2238
2239	$self->in_memory (cf::MAP_SWAPPED);
2240
2241	# need to save uniques path
2242	unless ($self->{deny_save}) {
2243	my $uniq = $self->uniq_path; utf8::encode $uniq;
2244
2245	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2246	if $uniq;
2247	}
2248
2249	delete $cf::MAP{$self->path};
2250
2251	$self->deactivate;
2252	$_->clear_links_to ($self) for values %cf::MAP;
2253	$self->clear;
2254		2425
2255	$self->unlink_save;	2426	$self->unlink_save;
2256	$self->destroy;	2427	$self->destroy;
2257	}	2428	}
2258		2429
…		…
2266		2437
2267	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2268		2439
2269	$self->unlink_save;	2440	$self->unlink_save;
2270		2441
2271	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2272	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2273	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2274	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2275	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2276		2447
…		…
2325		2496
2326	sub unique_maps() {	2497	sub unique_maps() {
2327	[	2498	[
2328	map {	2499	map {
2329	utf8::decode $_;	2500	utf8::decode $_;
2330	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2331	? normalise $_	2504	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2506	]
2335	}	2507	}
2336		2508
2337	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	}
2338		2540
2339	=back	2541	=back
2340		2542
2341	=head3 cf::object	2543	=head3 cf::object
2342		2544
…		…
2346		2548
2347	=over 4	2549	=over 4
2348		2550
2349	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2350		2552
2351	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.
2352		2555
2353	=cut	2556	=cut
2354		2557
2355	sub inv_recursive_;	2558	sub inv_recursive_;
2356	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2362	}	2565	}
2363		2566
2364	=item $ref = $ob->ref	2567	=item $ref = $ob->ref
2365		2568
2366	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.
2367		2570
2368	=item $ob = cf::object::deref ($refstring)	2571	=item $ob = cf::object::deref ($refstring)
2369		2572
2370	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,
2371	even if the object actually exists. May block.	2574	even if the object actually exists. May block.
…		…
2403	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
2404	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2405		2608
2406	=cut	2609	=cut
2407		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
2408	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2626	# with dialog boxes.
2410	#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
2411	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2629	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2642
2426	} else {	2643	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2646	}
2430	}	2647	}
2431	}	2648	}
2432		2649
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458		2675
2459	=item $player_object->enter_link	2676	=item $player_object->enter_link
2460		2677
2461	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}>).
2462		2679
2463	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.
2464	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.
2465		2684
2466	Will never block.	2685	Will never block.
2467		2686
2468	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2469		2688
…		…
2489	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2490	my ($self) = @_;	2709	my ($self) = @_;
2491		2710
2492	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2493		2712
		2713	++$self->{_link_recursion};
		2714
2494	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2495		2716
2496	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2497	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2498		2719
2499	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2500	}	2721	}
2501		2722
2502	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2503	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2504		2725
…		…
2521	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2522	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2523		2744
2524	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2525	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2526	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2527		2748
2528	$map->load;	2749	$map->load;
2529	$map->load_neighbours;
2530		2750
2531	return unless $self->contr->active;	2751	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2752
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2536	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2537		2760
		2761	}
		2762
2538	=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)]])
2539		2764
2540	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
2541	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2542	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
2543	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
2544	be called at the end of this process.	2769	be called at the end of this process.
2545		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
2546	=cut	2774	=cut
2547		2775
2548	our $GOTOGEN;	2776	our $GOTOGEN;
2549		2777
2550	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2551	my ($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	}
2552		2786
2553	# 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
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2789
2556	$self->enter_link;	2790	$self->enter_link;
…		…
2576	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2577	}	2811	}
2578	}	2812	}
2579		2813
2580	my $map = eval {	2814	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2582		2816
2583	if ($map) {	2817	if ($map) {
2584	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2820	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2822	}
2589		2823
2590	$map	2824	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2601	}	2835	}
2602		2836
2603	$done->() if $done;	2837	$done->($self) if $done;
2604	})->prio (1);	2838	})->prio (1);
2605	}	2839	}
2606		2840
2607	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2608		2842
…		…
2628	}	2862	}
2629		2863
2630	sub prepare_random_map {	2864	sub prepare_random_map {
2631	my ($exit) = @_;	2865	my ($exit) = @_;
2632		2866
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2869	# that depends on the exit object
2638		2870
2639	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	2873	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2646	}	2880	}
2647		2881
2648	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2649		2883
2650	my $data = cf::encode_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2653		2887
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	2890	undef $fh;
2657	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2658		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2661	}	2899	}
2662	}	2900	}
2663		2901
2664	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2666		2904
2667	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2668		2906
2669	if ($exit->slaying eq "/!") {
2670	#TODO: this should de-fi-ni-te-ly not be a sync-job
2671	# the problem is that $exit might not survive long enough
2672	# so it needs to be done right now, right here
2673	cf::sync_job { prepare_random_map $exit };
2674	}
2675
2676	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677	my $hp = $exit->stats->hp;
2678	my $sp = $exit->stats->sp;
2679
2680	$self->enter_link;	2907	$self->enter_link;
2681		2908
2682	# if exit is damned, update players death & WoR home-position
2683	$self->contr->savebed ($slaying, $hp, $sp)
2684	if $exit->flag (FLAG_DAMNED);
2685
2686	(async {	2909	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2910	$Coro::current->{desc} = "enter_exit";
2688		2911
2689	$self->deactivate_recursive; # just to be sure
2690	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
2691	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2692		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
2693	1;	2948	1
2694	}) {	2949	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "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. "
2697	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2699		2954
2700	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2701	$self->leave_link;	2956	$self->leave_link;
2702	}	2957	}
2703	})->prio (1);	2958	})->prio (1);
2704	}	2959	}
2705		2960
…		…
2717	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2718	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2719		2974
2720	utf8::encode $text;	2975	utf8::encode $text;
2721	$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);
2722	}	3002	}
2723		3003
2724	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2725		3005
2726	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
…		…
2730		3010
2731	=cut	3011	=cut
2732		3012
2733	# non-persistent channels (usually the info channel)	3013	# non-persistent channels (usually the info channel)
2734	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	},
2735	"c/identify" => {	3021	"c/identify" => {
2736	id => "infobox",	3022	id => "infobox",
2737	title => "Identify",	3023	title => "Identify",
2738	reply => undef,	3024	reply => undef,
2739	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2741	"c/examine" => {	3027	"c/examine" => {
2742	id => "infobox",	3028	id => "infobox",
2743	title => "Examine",	3029	title => "Examine",
2744	reply => undef,	3030	reply => undef,
2745	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",
2746	},	3038	},
2747	"c/book" => {	3039	"c/book" => {
2748	id => "infobox",	3040	id => "infobox",
2749	title => "Book",	3041	title => "Book",
2750	reply => undef,	3042	reply => undef,
…		…
2766	id => "infobox",	3058	id => "infobox",
2767	title => "Body Parts",	3059	title => "Body Parts",
2768	reply => undef,	3060	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	3061	tooltip => "Shows which body parts you posess and are available",
2770	},	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	},
2771	"c/uptime" => {	3099	"c/uptime" => {
2772	id => "infobox",	3100	id => "infobox",
2773	title => "Uptime",	3101	title => "Uptime",
2774	reply => undef,	3102	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	3103	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	3106	id => "infobox",
2779	title => "Map Info",	3107	title => "Map Info",
2780	reply => undef,	3108	reply => undef,
2781	tooltip => "Information related to the maps",	3109	tooltip => "Information related to the maps",
2782	},	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" => $CHAT_CHANNEL,
2783	);	3125	);
2784		3126
2785	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2787		3129
2788	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2789		3132
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		3134
2792	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2795		3138
2796	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	3140	$channel = $channel->{id};
2800		3141
2801	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	3147	}
2808		3148
2809	$channel = $channel->{id};	3149	$channel = $channel->{id};
2810	}	3150	}
2811		3151
2812	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2813		3153
2814	if ($self->can_msg) {
2815	# default colour, mask it out	3154	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2818		3157
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	3161	);
2822	if ($color >= 0) {
2823	# replace some tags by gcfclient-compatible ones
2824	for ($msg) {
2825	1 while
2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2831	}
2832		3162
2833	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2834
2835	utf8::encode $msg;
2836
2837	if (0 && $msg =~ /\[/) {
2838	# COMMAND/INFO
2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2840	} else {
2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2842	$self->send_packet ("drawinfo $color $msg")
2843	}
2844	}
2845	}
2846	}	3164	}
2847		3165
2848	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2849		3167
2850	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2853		3171
2854	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2855	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2856		3174
2857	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2859	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2860	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2861	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2862	}	3180	}
2863	}	3181	}
2864		3182
2865	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2866		3184
…		…
2869	=cut	3187	=cut
2870		3188
2871	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2872	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2873		3191
2874	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2875	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2876	} elsif ($self->extcmd == 1) {
2877	#TODO: version 1, remove
2878	unshift @msg, msgtype => "reply", msgid => $id;
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}
2881	}	3195	}
2882		3196
2883	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2884		3198
2885	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2940	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2941		3255
2942	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2943		3257
2944	if (ref $msg) {	3258	if (ref $msg) {
2945	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2946	"ARRAY" eq ref $msg
2947	? @$msg
2948	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2949		3260
2950	my @reply;	3261	my @reply;
2951		3262
2952	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2953	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2955		3266
2956	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2957	if $reply;	3268	if $reply;
2958		3269
2959	} else {	3270	} else {
2960	warn "client " . ($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";
2961	}	3272	}
2962		3273
2963	cf::override;	3274	cf::override;
2964	},	3275	},
2965	);	3276	);
…		…
2985		3296
2986	$coro	3297	$coro
2987	}	3298	}
2988		3299
2989	cf::client->attach (	3300	cf::client->attach (
2990	on_destroy => sub {	3301	on_client_destroy => sub {
2991	my ($ns) = @_;	3302	my ($ns) = @_;
2992		3303
2993	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2994	},	3305	},
2995	);	3306	);
…		…
3011	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
3012		3323
3013	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
3014		3325
3015	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
3016	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
3017	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
3018	sort time	3329	sort time
3019	));	3330	));
3020		3331
3021	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
3024		3335
3025	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
3026		3337
3027	cf::object	3338	cf::object
3028	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
3029	insert remove name archname title slaying race decrease_ob_nr	3340	insert remove name archname title slaying race decrease split
		3341	value
3030		3342
3031	cf::object::player	3343	cf::object::player
3032	player	3344	player
3033		3345
3034	cf::player	3346	cf::player
…		…
3039		3351
3040	=cut	3352	=cut
3041		3353
3042	for (	3354	for (
3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044	insert remove inv name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3049	) {	3361	) {
3050	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3053	for @funs;	3364	for @funs;
3054	}	3365	}
3055		3366
…		…
3070		3381
3071	my $qcode = $code;	3382	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3074		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
3075	local $_;	3389	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;
3077		3390
3078	my $eval =	3391	my $eval =
3079	"do {\n"	3392	"do {\n"
3080	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3081	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3082	. $code	3395	. $code
3083	. "\n}"	3396	. "\n}"
3084	;	3397	;
3085		3398
		3399	if ($CFG{safe_eval}) {
3086	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3087	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3088	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3089		3408
3090	if ($@) {	3409	if ($@) {
3091	warn "$@";	3410	warn "$@",
3092	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3093	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3094	}	3413	}
3095		3414
3096	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3097	}	3416	}
3098		3417
…		…
3112	=cut	3431	=cut
3113		3432
3114	sub register_script_function {	3433	sub register_script_function {
3115	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3116		3435
3117	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3118	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3119	}	3438	}
3120		3439
3121	=back	3440	=back
3122		3441
3123	=cut	3442	=cut
…		…
3132	# for this (global event?)	3451	# for this (global event?)
3133	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3134		3453
3135	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3136		3455
3137	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3138		3457
3139	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3140	0 < aio_load $path, $facedata
3141	or die "$path: $!";
3142
3143	$facedata = Coro::Storable::thaw $facedata;
3144		3459
3145	$facedata->{version} == 2	3460	$facedata->{version} == 2
3146	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3147		3462
3148	# 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]);
3149	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3150	type => FT_RSRC,	3466	type => FT_RSRC,
3151	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),
3152	};	3469	};
3153	cf::cede_to_tick;	3470	cf::cede_to_tick;
3154		3471
3155	{	3472	{
3156	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3158	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3159	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3160		3477
3161	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3162	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3163	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3164	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} , $info->{glyph} ;
3165		3483
3166	cf::cede_to_tick;	3484	cf::cede_to_tick;
3167	}	3485	}
3168		3486
3169	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3174		3492
3175	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3176	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3177	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3178	} else {	3496	} else {
3179	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3180	}	3498	}
3181		3499
3182	cf::cede_to_tick;	3500	cf::cede_to_tick;
3183	}	3501	}
3184	}	3502	}
…		…
3193		3511
3194	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3195	}	3513	}
3196		3514
3197	{	3515	{
3198	# TODO: for gcfclient pleasure, we should give resources
3199	# that gcfclient doesn't grok a >10000 face index.
3200	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3201		3517
3202	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3203	if (defined $info->{type}) {	3519	if (defined $info->{type}) {
3204	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3520	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3205	my $data;
3206		3521
3207	if ($info->{type} & 1) {	3522	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3208	# prepend meta info
3209
3210	my $meta = $enc->encode ({
3211	name => $name,
3212	%{ $info->{meta} || {} },
3213	});
3214
3215	$data = pack "(w/a*)*", $meta, $info->{data};
3216	} else {
3217	$data = $info->{data};
3218	}
3219
3220	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3221	cf::face::set_type $idx, $info->{type};	3523	cf::face::set_type $idx, $info->{type};
3222	} else {	3524	} else {
3223	$RESOURCE{$name} = $info;	3525	$RESOURCE{$name} = $info; # unused
3224	}	3526	}
3225		3527
3226	cf::cede_to_tick;	3528	cf::cede_to_tick;
3227	}	3529	}
3228	}	3530	}
3229		3531
3230	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3532	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3231		3533
3232	1	3534	1
3233	}	3535	}
3234
3235	cf::global->attach (on_resource_update => sub {
3236	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3237	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3238
3239	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3240	my $sound = $soundconf->{compat}[$_]
3241	or next;
3242
3243	my $face = cf::face::find "sound/$sound->[1]";
3244	cf::sound::set $sound->[0] => $face;
3245	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3246	}
3247
3248	while (my ($k, $v) = each %{$soundconf->{event}}) {
3249	my $face = cf::face::find "sound/$v";
3250	cf::sound::set $k => $face;
3251	}
3252	}
3253	});
3254		3536
3255	register_exticmd fx_want => sub {	3537	register_exticmd fx_want => sub {
3256	my ($ns, $want) = @_;	3538	my ($ns, $want) = @_;
3257		3539
3258	while (my ($k, $v) = each %$want) {	3540	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3541	$ns->fx_want ($k, $v);
3260	}	3542	}
3261	};	3543	};
		3544
		3545	sub load_resource_file($) {
		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	$status
		3553	}
3262		3554
3263	sub reload_regions {	3555	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3556	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3557	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3558	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3280	}	3572	}
3281		3573
3282	sub reload_archetypes {	3574	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3575	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3576	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references
3286	# this really needs to be done in an extra post-pass
3287	# (which needs to be synchronous, so solve it differently)
3288	load_resource_file "$DATADIR/archetypes"
3289	or die "unable to load archetypes\n";
3290	}	3577	}
3291		3578
3292	sub reload_treasures {	3579	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3580	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3581	or die "unable to load treasurelists\n";
3295	}	3582	}
3296		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
3297	sub reload_resources {	3604	sub reload_resources {
3298	warn "reloading resource files...\n";	3605	trace "reloading resource files...\n";
3299		3606
		3607	reload_exp_table;
		3608	reload_materials;
		3609	reload_facedata;
		3610	reload_sound;
		3611	reload_archetypes;
3300	reload_regions;	3612	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3613	reload_treasures;
3305		3614
3306	warn "finished reloading resource files\n";	3615	trace "finished reloading resource files\n";
3307	}
3308
3309	sub init {
3310	reload_resources;
3311	}	3616	}
3312		3617
3313	sub reload_config {	3618	sub reload_config {
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3619	trace "reloading config file...\n";
3315	or return;
3316		3620
3317	local $/;	3621	my $config = load_file "$CONFDIR/config";
3318	*CFG = YAML::Syck::Load <$fh>;	3622	utf8::decode $config;
		3623	*CFG = decode_yaml $config;
3319		3624
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3625	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3321		3626
3322	$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};
3323	$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};
3324		3629
3325	if (exists $CFG{mlockall}) {	3630	if (exists $CFG{mlockall}) {
…		…
3329	};	3634	};
3330	warn $@ if $@;	3635	warn $@ if $@;
3331	}	3636	}
3332	}	3637	}
3333		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
3334	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
3335	# we must not ever block the main coroutine	3677	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3678	local $Coro::idle = sub {
3337	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#
3338	(async {	3680	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3681	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3682	EV::loop EV::LOOP_ONESHOT;
3341	})->prio (Coro::PRIO_MAX);	3683	})->prio (Coro::PRIO_MAX);
3342	};	3684	};
3343		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;
3344	reload_config;	3698	reload_config;
3345	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
3346	load_extensions;	3709	load_extensions;
3347		3710
3348	$TICK_WATCHER->start;	3711	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3712
3350	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;
3351	}	3728	}
3352		3729
3353	#############################################################################	3730	#############################################################################
3354	# initialisation and cleanup	3731	# initialisation and cleanup
3355		3732
3356	# install some emergency cleanup handlers	3733	# install some emergency cleanup handlers
3357	BEGIN {	3734	BEGIN {
3358	our %SIGWATCHER = ();	3735	our %SIGWATCHER = ();
3359	for my $signal (qw(INT HUP TERM)) {	3736	for my $signal (qw(INT HUP TERM)) {
3360	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3737	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3361	cf::cleanup "SIG$signal";	3738	cf::cleanup "SIG$signal";
3362	};	3739	};
3363	}	3740	}
3364	}	3741	}
3365		3742
3366	sub write_runtime {	3743	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";	3744	my $t0 = AE::time;
3368		3745
3369	# first touch the runtime file to show we are still running:	3746	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	3747	# the fsync below can take a very very long time.
3371		3748
3372	IO::AIO::aio_utime $runtime, undef, undef;	3749	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		3750
3374	my $guard = cf::lock_acquire "write_runtime";	3751	my $guard = cf::lock_acquire "write_runtime";
3375		3752
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3753	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3377	or return;	3754	or return;
3378		3755
3379	my $value = $cf::RUNTIME + 90 + 10;	3756	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	3757	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	3758	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	3768	aio_utime $fh, undef, undef;
3392		3769
3393	close $fh	3770	close $fh
3394	or return;	3771	or return;
3395		3772
3396	aio_rename "$runtime~", $runtime	3773	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	3774	and return;
3398		3775
3399	warn "runtime file written.\n";	3776	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3400		3777
3401	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 };
3402	}	3829	}
3403		3830
3404	sub emergency_save() {	3831	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	3832	my $freeze_guard = cf::freeze_mainloop;
3406		3833
3407	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;
3408		3840
3409	cf::sync_job {	3841	cf::sync_job {
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
3410	# use a peculiar iteration method to avoid tripping on perl	3844	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	3845	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	3846	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	3847	info "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	3848	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	3849	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	3850	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3851	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	3852	$pl->save;
3419	}	3853	}
3420	warn "end emergency player save\n";	3854	info "emergency_perl_save: end player save\n";
3421		3855
3422	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";
3423	for my $path (keys %cf::MAP) {	3859	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	3860	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	3861	$map->valid or next;
3426	$map->save;	3862	$map->save;
3427	}	3863	}
3428	warn "end emergency map save\n";	3864	info "emergency_perl_save: end map save\n";
3429		3865
3430	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";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	3869	BDB::db_env_txn_checkpoint $DB_ENV;
3432	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 $DB_ENV;
		3880
		3881	info "emergency_perl_save: starting sync\n";
		3882	IO::AIO::aio_sync sub {
		3883	info "emergency_perl_save: finished sync\n";
		3884	};
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: flushing outstanding aio requests";
		3889	while (IO::AIO::nreqs || BDB::nreqs) {
		3890	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3891	}
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
3433	};	3894	};
3434		3895
3435	warn "leave emergency perl save\n";	3896	info "emergency_perl_save: leave\n";
3436	}	3897	}
3437		3898
3438	sub post_cleanup {	3899	sub post_cleanup {
3439	my ($make_core) = @_;	3900	my ($make_core) = @_;
3440		3901
		3902	IO::AIO::flush;
		3903
3441	warn Carp::longmess "post_cleanup backtrace"	3904	error Carp::longmess "post_cleanup backtrace"
3442	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	}
3443	}	3934	}
3444		3935
3445	sub do_reload_perl() {	3936	sub do_reload_perl() {
3446	# can/must only be called in main	3937	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	3938	unless (in_main) {
3448	warn "can only reload from main coroutine";	3939	error "can only reload from main coroutine";
3449	return;	3940	return;
3450	}	3941	}
3451		3942
3452	warn "reloading...";	3943	return if $RELOAD++;
3453		3944
3454	warn "entering sync_job";	3945	my $t1 = AE::time;
3455		3946
		3947	while ($RELOAD) {
		3948	cf::get_slot 0.1, -1, "reload_perl";
		3949	info "perl_reload: reloading...";
		3950
		3951	trace "perl_reload: entering sync_job";
		3952
3456	cf::sync_job {	3953	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark
3458	cf::emergency_save;	3954	#cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark
3460		3955
3461	warn "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;
3463
3464	# if anything goes wrong in here, we should simply crash as we already saved
3465
3466	warn "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;
3472	warn "iterate...";
3473	}
3474
3475	++$RELOAD;
3476
3477	warn "cancelling all extension coros";	3956	trace "perl_reload: cancelling all extension coros";
3478	$_->cancel for values %EXT_CORO;	3957	$_->cancel for values %EXT_CORO;
3479	%EXT_CORO = ();	3958	%EXT_CORO = ();
3480		3959
3481	warn "removing commands";	3960	trace "perl_reload: removing commands";
3482	%COMMAND = ();	3961	%COMMAND = ();
3483		3962
3484	warn "removing ext/exti commands";	3963	trace "perl_reload: removing ext/exti commands";
3485	%EXTCMD = ();	3964	%EXTCMD = ();
3486	%EXTICMD = ();	3965	%EXTICMD = ();
3487		3966
3488	warn "unloading/nuking all extensions";	3967	trace "perl_reload: unloading/nuking all extensions";
3489	for my $pkg (@EXTS) {	3968	for my $pkg (@EXTS) {
3490	warn "... unloading $pkg";	3969	trace "... unloading $pkg";
3491		3970
3492	if (my $cb = $pkg->can ("unload")) {	3971	if (my $cb = $pkg->can ("unload")) {
3493	eval {	3972	eval {
3494	$cb->($pkg);	3973	$cb->($pkg);
3495	1	3974	1
3496	} 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;
3497	}	3980	}
3498		3981
3499	warn "... nuking $pkg";
3500	Symbol::delete_package $pkg;
3501	}
3502
3503	warn "unloading all perl modules loaded from $LIBDIR";	3982	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3504	while (my ($k, $v) = each %INC) {	3983	while (my ($k, $v) = each %INC) {
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3984	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		3985
3507	warn "... unloading $k";	3986	trace "... unloading $k";
3508	delete $INC{$k};	3987	delete $INC{$k};
3509		3988
3510	$k =~ s/\.pm$//;	3989	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;	3990	$k =~ s/\//::/g;
3512		3991
3513	if (my $cb = $k->can ("unload_module")) {	3992	if (my $cb = $k->can ("unload_module")) {
3514	$cb->();	3993	$cb->();
		3994	}
		3995
		3996	clear_package $k;
3515	}	3997	}
3516		3998
3517	Symbol::delete_package $k;
3518	}
3519
3520	warn "getting rid of safe::, as good as possible";	3999	trace "perl_reload: getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	4000	clear_package "safe::$_"
3522	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);
3523		4002
3524	warn "unloading cf.pm \"a bit\"";	4003	trace "perl_reload: unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	4004	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	4005	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		4006
3528	# don't, removes xs symbols, too,	4007	# don't, removes xs symbols, too,
3529	# and global variables created in xs	4008	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	4009	#clear_package __PACKAGE__;
3531		4010
3532	warn "unload completed, starting to reload now";	4011	info "perl_reload: unload completed, starting to reload now";
3533		4012
3534	warn "reloading cf.pm";	4013	trace "perl_reload: reloading cf.pm";
3535	require cf;	4014	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4015	cf::_connect_to_perl_1;
3537		4016
3538	warn "loading config and database again";	4017	trace "perl_reload: loading config and database again";
3539	cf::reload_config;	4018	cf::reload_config;
3540		4019
3541	warn "loading extensions";	4020	trace "perl_reload: loading extensions";
3542	cf::load_extensions;	4021	cf::load_extensions;
3543		4022
		4023	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	4024	trace "perl_reload: reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	4025	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	4026	trace "perl_reload: reattaching attachments to maps";
3547	reattach $_ for values %MAP;	4027	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	4028	trace "perl_reload: reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	4029	reattach $_ for values %PLAYER;
		4030	}
3550		4031
3551	warn "leaving sync_job";	4032	cf::_post_init 1;
3552		4033
		4034	trace "perl_reload: leaving sync_job";
		4035
3553	1	4036	1
3554	} or do {	4037	} or do {
3555	warn $@;	4038	error $@;
3556	warn "error while reloading, exiting.";	4039	cf::cleanup "perl_reload: error, exiting.";
3557	exit 1;	4040	};
		4041
		4042	--$RELOAD;
3558	};	4043	}
3559		4044
3560	warn "reloaded";	4045	$t1 = AE::time - $t1;
		4046	info "perl_reload: completed in ${t1}s\n";
3561	};	4047	};
3562		4048
3563	our $RELOAD_WATCHER; # used only during reload	4049	our $RELOAD_WATCHER; # used only during reload
3564		4050
3565	sub reload_perl() {	4051	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	4052	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	4053	# coro crashes during coro_state_free->destroy here.
3568		4054
		4055	$RELOAD_WATCHER ||= cf::async {
		4056	Coro::AIO::aio_wait cache_extensions;
		4057
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4058	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4059	do_reload_perl;
3570	undef $RELOAD_WATCHER;	4060	undef $RELOAD_WATCHER;
3571	do_reload_perl;	4061	};
3572	};	4062	};
3573	}	4063	}
3574		4064
3575	register_command "reload" => sub {	4065	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	4066	my ($who, $arg) = @_;
…		…
3582	reload_perl;	4072	reload_perl;
3583	};	4073	};
3584	}	4074	}
3585	};	4075	};
3586		4076
3587	unshift @INC, $LIBDIR;	4077	#############################################################################
3588		4078
3589	my $bug_warning = 0;	4079	my $bug_warning = 0;
3590		4080
3591	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;
3593
3594	sub wait_for_tick {	4081	sub wait_for_tick() {
3595	return unless $TICK_WATCHER->is_active;	4082	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3596	return if $Coro::current == $Coro::main;
3597		4083
3598	my $signal = new Coro::Signal;	4084	$WAIT_FOR_TICK->wait;
3599	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;
3601	}	4085	}
3602		4086
3603	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3604	return unless $TICK_WATCHER->is_active;	4088	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3605	return if $Coro::current == $Coro::main;
3606		4089
3607	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	4092	$signal->wait;
3610	}	4093	}
3611		4094
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4095	sub tick {
3613	if ($Coro::current != $Coro::main) {	4096	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3616	return;	4099	return;
3617	}	4100	}
3618		4101
3619	$NOW = $tick_start = EV::now;	4102	cf::one_tick; # one server iteration
3620		4103
3621	cf::server_tick; # one server iteration	4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3622
3623	$RUNTIME += $TICK;
3624	$NEXT_TICK = $_[0]->at;
3625		4105
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$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.;
3628	Coro::async_pool {	4108	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	4110	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3632	};	4112	};
3633	}	4113	}
3634		4114
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3636	$sig->send;	4116	$sig->send;
3637	}	4117	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	4118	$WAIT_FOR_TICK->broadcast;
3639	$sig->send;
3640	}
3641		4119
3642	$LOAD = ($NOW - $tick_start) / $TICK;	4120	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4121	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		4122
3645	_post_tick;	4123	if (0) {
3646	};	4124	if ($NEXT_TICK) {
3647	$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	}
3648		4131
3649	{	4132	{
3650	# configure BDB	4133	# configure BDB
3651		4134
3652	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3653	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	4137	#$AnyEvent::BDB::WATCHER->priority (1);
3655		4138
3656	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4141	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| 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;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4144	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4145	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		4146
3663	cf::sync_job {	4147	cf::sync_job {
3664	eval {	4148	eval {
…		…
3690	{	4174	{
3691	# configure IO::AIO	4175	# configure IO::AIO
3692		4176
3693	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	4179	undef $AnyEvent::AIO::WATCHER;
3696	}	4180	}
3697		4181
3698	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3699		4184
3700	sub _log_backtrace {	4185	sub _log_backtrace {
3701	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3702		4187
3703	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3704		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3705	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3707	++$_log_backtrace;	4196	++$_log_backtrace;
		4197	my $perl_bt = Carp::longmess $msg;
3708	async {	4198	async {
3709	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3710		4200
3711	my @bt = fork_call {	4201	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	4202	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	4213	}
3724		4214
3725	@funcs	4215	@funcs
3726	};	4216	};
3727		4217
3728	LOG llevInfo, "[ABT] $msg\n";	4218	LOG llevInfo, "[ABT] $perl_bt\n";
		4219	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	4221	--$_log_backtrace;
3731	};	4222	};
3732	} else {	4223	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3735	}	4226	}
3736	}	4227	}
3737		4228
3738	# load additional modules	4229	# load additional modules
3739	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3740		4232
3741	END { cf::emergency_save }	4233	END { cf::emergency_save }
3742		4234
3743	1	4235	1
3744		4236

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