ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.411 by root, Fri Feb 1 15:54:07 2008 UTC vs.
Revision 1.576 by root, Tue Jan 3 02:08:49 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 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 ();	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	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		78
46	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;
47		82
48	our %COMMAND = ();	83	our %COMMAND = ();
49	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
50		85
51	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
52	our %EXTCMD = ();	87	our %EXTCMD = ();
53	our %EXTICMD = ();	88	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
56		91
57	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
59		96
60	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
61	our $DATADIR = datadir;	99	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
65	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
71	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;
72		120
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	123	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		125
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	129	our $DB_ENV;
85		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
86	our %CFG;	133	our %CFG;
87		134
88	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
90	our $NOW;	138	our $NOW;
91		139
92	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		146
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
102		159
103	binmode STDOUT;	160	binmode STDOUT;
104	binmode STDERR;	161	binmode STDERR;
105		162
106	# read virtual server time, if available	163	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
111	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
112		171
113	mkdir $_	172	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		174
116	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
117		176
118	sub cf::map::normalise;	177	sub cf::map::normalise;
119		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
120	#############################################################################	183	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
123		197
124	=over 4	198	=over 4
125		199
126	=item $cf::UPTIME	200	=item $cf::UPTIME
127		201
128	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.
129		218
130	=item $cf::RUNTIME	219	=item $cf::RUNTIME
131		220
132	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
133	every server tick.	222	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
142	database environment.	231	database environment.
143		232
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	233	=item $cf::LOADAVG
153		234
154	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
165	from wherever your confdir points to.	246	from wherever your confdir points to.
166		247
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		249
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
173	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
174		272
175	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
176	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
177	that call.	275	that call.
178		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
179	=back	283	=back
180		284
181	=cut	285	=cut
182		286
183	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	294	my $msg = join "", @_;
186		295
187	$msg .= "\n"	296	$msg .= "\n"
188	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
189		298
190	$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;
191		300
192	LOG llevError, $msg;	301	LOG llevWarn, $msg;
193	};	302	};
194	}
195		303
196	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
197	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
198		306
199	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
200	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
201	return;#d#	311	return;#d#
202	}#d#	312	}#d#
203		313
204	# kill coroutine otherwise	314	# kill coroutine otherwise
205	warn Carp::longmess $_[0];
206	Coro::terminate	315	Coro::terminate
207	};	316	};
208
209	$SIG{__DIE__} = sub { }; #d#?
210		317
211	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
212	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
213	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
214	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
221	for my $pkg (qw(	328	for my $pkg (qw(
222	cf::global cf::attachable	329	cf::global cf::attachable
223	cf::object cf::object::player	330	cf::object cf::object::player
224	cf::client cf::player	331	cf::client cf::player
225	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
226	cf::map cf::party cf::region	334	cf::party cf::region
227	)) {	335	)) {
228	no strict 'refs';
229	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
230	}	337	}
231		338
232	$EV::DIED = sub {	339	$EV::DIED = sub {
233	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
234	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
235		347
236	#############################################################################	348	#############################################################################
237		349
238	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
239		351
…		…
260	$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;
261	$d	373	$d
262	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
263	}	375	}
264		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
265	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
266		392
267	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
268		394
269	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
275	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
276		402
277	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
278	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
279		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
280	=item cf::lock_wait $string	468	=item cf::lock_wait $string
281		469
282	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
283		471
284	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
285		473
286	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
287	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,
288	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
289	returned.	477	returned.
290		478
291	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
292	deadlocked coro.	480	deadlocked coro.
…		…
298		486
299	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.
300		488
301	=cut	489	=cut
302		490
303	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
304	our %LOCKER;#d#
305		492
306	sub lock_wait($) {	493	sub lock_wait($) {
307	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
308
309	if ($LOCKER{$key} == $Coro::current) {#d#
310	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
311	return;#d#
312	}#d#
313
314	# wait for lock, if any
315	while ($LOCK{$key}) {
316	push @{ $LOCK{$key} }, $Coro::current;
317	Coro::schedule;
318	}
319	}	495	}
320		496
321	sub lock_acquire($) {	497	sub lock_acquire($) {
322	my ($key) = @_;	498	$LOCKS->guard ($_[0])
323
324	# wait, to be sure we are not locked
325	lock_wait $key;
326
327	$LOCK{$key} = [];
328	$LOCKER{$key} = $Coro::current;#d#
329
330	Coro::guard {
331	delete $LOCKER{$key};#d#
332	# wake up all waiters, to be on the safe side
333	$_->ready for @{ delete $LOCK{$key} };
334	}
335	}	499	}
336		500
337	sub lock_active($) {	501	sub lock_active($) {
338	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
339
340	! ! $LOCK{$key}
341	}	503	}
342		504
343	sub freeze_mainloop {	505	sub freeze_mainloop {
344	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
345		507
346	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
347	$TICK_WATCHER->start;
348	};
349	$TICK_WATCHER->stop;
350	$guard
351	}	509	}
352		510
353	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
354		512
355	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
356	get spread over timer.	514	get spread over time.
357		515
358	=cut	516	=cut
359		517
360	sub periodic($$) {	518	sub periodic($$) {
361	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
365	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
366	}	524	}
367		525
368	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
369		527
370	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
371	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
372	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.
373		535
374	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
375	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
376		538
377	Useful for short background jobs.	539	Useful for short background jobs.
378		540
379	=cut	541	=cut
380		542
381	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
382	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
383		546
384	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
385	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
386	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
387		550
388	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
389		553
390	while () {	554	while () {
391	next_job:	555	next_job:
		556
392	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
393	if ($avail > 0.01) {	558
394	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
395	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
396	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
397	$job->[2]->send;	563	$job->[2]->send;
398	Coro::cede;	564	Coro::cede;
399	goto next_job;	565	goto next_job;
400	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
401	}	568	}
402	}	569	}
403		570
404	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
405	# 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
406	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
407	$signal->wait;
408	} else {	574	} else {
		575	$busy = 0;
409	Coro::schedule;	576	Coro::schedule;
410	}	577	}
411	}	578	}
412	};	579	};
413		580
414	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
415	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
416		585
417	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
418	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
419		589
420	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
421	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
422	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
448	=cut	618	=cut
449		619
450	sub sync_job(&) {	620	sub sync_job(&) {
451	my ($job) = @_;	621	my ($job) = @_;
452		622
453	if ($Coro::current == $Coro::main) {	623	if (in_main) {
454	my $time = EV::time;	624	my $time = AE::time;
455		625
456	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
457	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
458		628
459	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
460		630
461	# TODO: use suspend/resume instead
462	# (but this is cancel-safe)
463	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
464		632
465	my $busy = 1;	633	my $busy = 1;
466	my @res;	634	my @res;
467		635
468	(async {	636	(async {
469	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
470	@res = eval { $job->() };	638	@res = eval { $job->() };
471	warn $@ if $@;	639	error $@ if $@;
472	undef $busy;	640	undef $busy;
473	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
474		642
475	while ($busy) {	643	while ($busy) {
476	if (Coro::nready) {	644	if (Coro::nready) {
…		…
478	} else {	646	} else {
479	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
480	}	648	}
481	}	649	}
482		650
483	$time = EV::time - $time;	651	my $time = AE::time - $time;
484		652
485	LOG llevError | logBacktrace, Carp::longmess "long sync job"
486	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
487
488	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
489		654
490	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
491	} else {	656	} else {
492	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
493		658
…		…
513	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
514		679
515	$coro	680	$coro
516	}	681	}
517		682
518	=item fork_call { }, $args	683	=item fork_call { }, @args
519		684
520	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
521	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
522	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
523	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
524		689
525	=cut	690	=cut
526		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
527	sub fork_call(&@) {	696	sub fork_call(&@) {
528	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
529		698
530	# 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,
531	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
532	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
533		702
534	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
535	reset_signals;	704	cf::post_fork;
536	&$cb	705	&$cb
537	}, @args;	706	} @args;
538		707
539	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
540	}	747	}
541		748
542	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
543		750
544	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
554	within each server.	761	within each server.
555		762
556	=cut	763	=cut
557		764
558	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
559	my ($name) = @_;	769	my ($name) = @_;
560	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
561		771
562	eval {	772	eval {
563	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
573	}	783	}
574		784
575	our $DB;	785	our $DB;
576		786
577	sub db_init {	787	sub db_init {
578	cf::sync_job {
579	$DB ||= db_table "db";	788	$DB ||= db_table "db";
580	};
581	}	789	}
582		790
583	sub db_get($$) {	791	sub db_get($$) {
584	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
585		793
586	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
587	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
588		798
589	$! ? ()	799	$! ? ()
590	: $data	800	: $data
591	}
592	}	801	}
593		802
594	sub db_put($$$) {	803	sub db_put($$$) {
595	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
596	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
624		833
625	my @data;	834	my @data;
626	my $md5;	835	my $md5;
627		836
628	for (0 .. $#$src) {	837	for (0 .. $#$src) {
629	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
630	or Carp::croak "$src->[$_]: $!";
631	}	839	}
632		840
633	# if processing is expensive, check	841	# if processing is expensive, check
634	# checksum first	842	# checksum first
635	if (1) {	843	if (1) {
…		…
652		860
653	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
654	my $data = $process->(\@data);	862	my $data = $process->(\@data);
655	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
656		864
657	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
658		866
659	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
660	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
661	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
662		870
…		…
672		880
673	=cut	881	=cut
674		882
675	sub datalog($@) {	883	sub datalog($@) {
676	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
677	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
678	}	886	}
679		887
680	=back	888	=back
681		889
682	=cut	890	=cut
683		891
684	#############################################################################	892	#############################################################################
685		893
686	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
687		895
688	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
689	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")
690	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
691		899
692	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>
693	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
…		…
743	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
744		952
745	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
746	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
747		955
748	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
749	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.
750		958
751	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
752		960
753	=over 4	961	=over 4
…		…
877		1085
878	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
879	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
880		1088
881	} elsif (ref $type) {	1089	} elsif (ref $type) {
882	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
883		1091
884	} else {	1092	} else {
885	shift @arg;	1093	shift @arg;
886	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
887	}	1095	}
888	}	1096	}
889	}	1097	}
890		1098
891	sub _object_attach {	1099	sub _object_attach {
…		…
901	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
902	}	1110	}
903		1111
904	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
905	} else {	1113	} else {
906	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
907	}	1115	}
908		1116
909	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
910	}	1118	}
911		1119
…		…
970		1178
971	for (@$callbacks) {	1179	for (@$callbacks) {
972	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
973		1181
974	if ($@) {	1182	if ($@) {
975	warn "$@";
976	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
977	override;	1184	override;
978	}	1185	}
979		1186
980	return 1 if $override;	1187	return 1 if $override;
981	}	1188	}
…		…
1044		1251
1045	sub reattach {	1252	sub reattach {
1046	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
1047	my ($obj) = @_;	1254	my ($obj) = @_;
1048		1255
		1256	# no longer needed after getting rid of delete_package?
1049	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
1050		1258
1051	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
1052		1260
1053	@$registry = ();	1261	@$registry = ();
1054		1262
…		…
1059	for (@$attach) {	1267	for (@$attach) {
1060	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1061	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1062	}	1270	}
1063	} else {	1271	} else {
1064	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1065	}	1273	}
1066	}	1274	}
1067	}	1275	}
1068		1276
1069	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1096	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1097		1305
1098	sync_job {	1306	sync_job {
1099	if (length $$rdata) {	1307	if (length $$rdata) {
1100	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1101	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1102	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1103		1312
1104	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1106	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1107	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	}
1108	close $fh;	1320	aio_close $fh;
1109		1321
1110	if (@$objs) {	1322	if (@$objs) {
1111	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) {
1112	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1113	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1114	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1115	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	}
1116	close $fh;	1331	aio_close $fh;
1117	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1118	}	1333	}
1119	} else {	1334	} else {
1120	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1121	}	1336	}
1122		1337
1123	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1124	} else {	1342	} else {
1125	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1126	}	1344	}
1127	} else {	1345	} else {
1128	aio_unlink $filename;	1346	aio_unlink $filename;
1129	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1130	}	1348	}
…		…
1154	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1155	$av = $st->{objs};	1373	$av = $st->{objs};
1156	}	1374	}
1157		1375
1158	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1159	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1160	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1161		1380
1162	($data, $av)	1381	($data, $av)
1163	}	1382	}
1164		1383
1165	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1221	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1222		1441
1223	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1224	}	1443	}
1225		1444
		1445	use File::Glob ();
		1446
1226	cf::player->attach (	1447	cf::player->attach (
1227	on_command => sub {	1448	on_unknown_command => sub {
1228	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1229		1450
1230	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1231	or return;	1452	or return;
1232		1453
…		…
1240	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1241		1462
1242	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1243		1464
1244	if (ref $msg) {	1465	if (ref $msg) {
1245	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1246	"ARRAY" eq ref $msg
1247	? @$msg
1248	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1249		1467
1250	my @reply;	1468	my @reply;
1251		1469
1252	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1253	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1255		1473
1256	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1257	if $reply;	1475	if $reply;
1258		1476
1259	} else {	1477	} else {
1260	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1261	}	1479	}
1262		1480
1263	cf::override;	1481	cf::override;
1264	},	1482	},
1265	);	1483	);
1266		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
1267	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1268	cf::sync_job {	1501	cf::sync_job {
1269	my %todo;	1502	my %todo;
1270		1503
1271	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1272	next unless -r $path;	1505	next unless -r $path;
…		…
1290		1523
1291	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1292	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1293		1526
1294	$ext{source} =	1527	$ext{source} =
1295	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1296	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1297	. $source	1530	. $source
1298	. "\n};\n1";	1531	. "\n};\n1";
1299		1532
1300	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1301	}	1534	}
1302		1535
		1536	my $pass = 0;
1303	my %done;	1537	my %done;
1304	while (%todo) {	1538	while (%todo) {
1305	my $progress;	1539	my $progress;
1306		1540
		1541	++$pass;
		1542
		1543	ext:
1307	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1308	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1309	goto skip	1546	next ext
1310	unless exists $done{$_};	1547	unless exists $done{$_};
1311	}	1548	}
1312		1549
1313	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1314		1551
1315	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1316	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1317	: "$v->{base}: extension inactive.\n";
1318		1556
1319	if (exists $v->{meta}{mandatory}) {
1320	warn $msg;
1321	cf::cleanup "mandatory extension failed to load, exiting.";	1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1322	}	1558	if exists $v->{meta}{mandatory};
1323		1559
1324	warn $msg;	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1561	delete $todo{$k};
		1562	} else {
		1563	$done{$k} = delete $todo{$k};
		1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1325	}	1569	}
1326
1327	$done{$k} = delete $todo{$k};
1328	push @EXTS, $v->{pkg};
1329	$progress = 1;
1330	}	1570	}
1331		1571
1332	skip:	1572	unless ($progress) {
1333	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1334	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	}
1335	}	1582	}
1336	};	1583	};
1337	}	1584	}
1338		1585
1339	#############################################################################	1586	#############################################################################
1340		1587
1341	=back	1588	=back
1342		1589
1343	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1344		1591
1345	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1346		1593
1347	=cut	1594	=cut
1348		1595
1349	package cf::player;	1596	package cf::player;
1350		1597
…		…
1393		1640
1394	sub exists($) {	1641	sub exists($) {
1395	my ($login) = @_;	1642	my ($login) = @_;
1396		1643
1397	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1398	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1399	}	1646	}
1400		1647
1401	sub find($) {	1648	sub find($) {
1402	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1403	my $login = $_[0];	1650	my $login = $_[0];
…		…
1415	my $f = new_from_file cf::object::thawer path $login	1662	my $f = new_from_file cf::object::thawer path $login
1416	or return;	1663	or return;
1417		1664
1418	my $pl = cf::player::load_pl $f	1665	my $pl = cf::player::load_pl $f
1419	or return;	1666	or return;
		1667
1420	local $cf::PLAYER_LOADING{$login} = $pl;	1668	local $cf::PLAYER_LOADING{$login} = $pl;
1421	$f->resolve_delayed_derefs;	1669	$f->resolve_delayed_derefs;
1422	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1423	}	1671	}
1424	}	1672	}
1425	}	1673	}
1426		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
1427	sub save($) {	1688	sub save($) {
1428	my ($pl) = @_;	1689	my ($pl) = @_;
1429		1690
1430	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1431		1692
…		…
1434		1695
1435	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1436		1697
1437	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1438	$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];
1439		1705
1440	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1441	cf::cede_to_tick;	1707	cf::cede_to_tick;
1442	}	1708	}
1443		1709
…		…
1475	my ($pl) = @_;	1741	my ($pl) = @_;
1476		1742
1477	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1478		1744
1479	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1480	$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
1481		1747
1482	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1483	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1484	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1485	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1486		1756
1487	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1488	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1489	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1527		1797
1528	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
1529	my $path = path $login;	1799	my $path = path $login;
1530		1800
1531	# a .pst is a dead give-away for a valid player	1801	# a .pst is a dead give-away for a valid player
1532	unless (-e "$path.pst") {	1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1533	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1534	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1535	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
1536	}	1807	}
1537		1808
…		…
1541		1812
1542	\@logins	1813	\@logins
1543	}	1814	}
1544		1815
1545	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1546		1819
1547	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1548	player. May block.	1821	player. May block.
1549		1822
1550	=cut	1823	=cut
…		…
1568	}	1841	}
1569		1842
1570	\@paths	1843	\@paths
1571	}	1844	}
1572		1845
1573	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1574		1847
1575	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1576
1577	=cut
1578
1579	use re 'eval';
1580
1581	my $group;
1582	my $interior; $interior = qr{
1583	# match a pod interior sequence sans C<< >>
1584	(?:
1585	\ (.*?)\ (?{ $group = $^N })
1586	| < (??{$interior}) >
1587	)
1588	}x;
1589
1590	sub expand_cfpod {
1591	my ($self, $pod) = @_;
1592
1593	my $xml;
1594
1595	while () {
1596	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1597	$group = $1;
1598
1599	$group =~ s/&/&amp;/g;
1600	$group =~ s/</&lt;/g;
1601
1602	$xml .= $group;
1603	} elsif ($pod =~ m%\G
1604	([BCGHITU])
1605	<
1606	(?:
1607	([^<>]*) (?{ $group = $^N })
1608	| < $interior >
1609	)
1610	>
1611	%gcsx
1612	) {
1613	my ($code, $data) = ($1, $group);
1614
1615	if ($code eq "B") {
1616	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1617	} elsif ($code eq "I") {
1618	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1619	} elsif ($code eq "U") {
1620	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1621	} elsif ($code eq "C") {
1622	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1623	} elsif ($code eq "T") {
1624	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1625	} elsif ($code eq "G") {
1626	my ($male, $female) = split /\|/, $data;
1627	$data = $self->gender ? $female : $male;
1628	$xml .= expand_cfpod ($self, $data);
1629	} elsif ($code eq "H") {
1630	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1631	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1632	"")
1633	[$self->{hintmode}];
1634	} else {
1635	$xml .= "error processing '$code($data)' directive";
1636	}
1637	} else {
1638	if ($pod =~ /\G(.+)/) {
1639	warn "parse error while expanding $pod (at $1)";
1640	}
1641	last;
1642	}
1643	}
1644
1645	for ($xml) {
1646	# create single paragraphs (very hackish)
1647	s/(?<=\S)\n(?=\w)/ /g;
1648
1649	# compress some whitespace
1650	s/\s+\n/\n/g; # ws line-ends
1651	s/\n\n+/\n/g; # double lines
1652	s/^\n+//; # beginning lines
1653	s/\n+$//; # ending lines
1654	}
1655
1656	$xml
1657	}
1658
1659	no re 'eval';
1660
1661	sub hintmode {
1662	$_[0]{hintmode} = $_[1] if @_ > 1;
1663	$_[0]{hintmode}
1664	}
1665		1849
1666	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1667		1851
1668	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1669		1853
…		…
1701		1885
1702	=cut	1886	=cut
1703		1887
1704	sub find_by_path($) {	1888	sub find_by_path($) {
1705	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1706		1892
1707	my ($match, $specificity);	1893	my ($match, $specificity);
1708		1894
1709	for my $region (list) {	1895	for my $region (list) {
1710	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1736	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1737	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1738		1924
1739	sub generate_random_map {	1925	sub generate_random_map {
1740	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1741	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1742	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1743	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1744	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1745	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1746	$rmp->{exit_on_final_map},
1747	$rmp->{xsize}, $rmp->{ysize},
1748	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1749	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1750	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1751	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1752	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1753	(cf::region::find $rmp->{region}), $rmp->{custom}
1754	)
1755	}	1931	}
1756		1932
1757	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1758		1934
1759	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
…		…
1764		1940
1765	sub register {	1941	sub register {
1766	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1767	my $pkg = caller;	1943	my $pkg = caller;
1768		1944
1769	no strict;
1770	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1771		1946
1772	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1773	}	1948	}
1774		1949
1775	# also paths starting with '/'	1950	# also paths starting with '/'
1776	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1777		1952
1778	sub thawer_merge {	1953	sub thawer_merge {
1779	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1780		1955
1781	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1786	}	1961	}
1787		1962
1788	sub normalise {	1963	sub normalise {
1789	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1790		1965
1791	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1792		1967
1793	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1794		1969
1795	# map plan:	1970	# map plan:
1796	#	1971	#
…		…
1811	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1812	$path = "$base/$path";	1987	$path = "$base/$path";
1813	}	1988	}
1814		1989
1815	for ($path) {	1990	for ($path) {
1816	redo if s{//}{/};
1817	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1818	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1819	}	1993	}
1820		1994
1821	$path	1995	$path
…		…
1835	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1836	return $self;	2010	return $self;
1837	}	2011	}
1838	}	2012	}
1839		2013
1840	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1841	()	2015	()
1842	}	2016	}
1843		2017
		2018	# may re-bless or do other evil things
1844	sub init {	2019	sub init {
1845	my ($self) = @_;	2020	my ($self) = @_;
1846		2021
1847	$self	2022	$self
1848	}	2023	}
…		…
1867		2042
1868	# the temporary/swap location	2043	# the temporary/swap location
1869	sub save_path {	2044	sub save_path {
1870	my ($self) = @_;	2045	my ($self) = @_;
1871		2046
1872	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1873	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1874	}	2049	}
1875		2050
1876	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1877	sub uniq_path {	2052	sub uniq_path {
1878	my ($self) = @_;	2053	my ($self) = @_;
1879		2054
1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1881	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1882	}
1883
1884	# and all this just because we cannot iterate over
1885	# all maps in C++...
1886	sub change_all_map_light {
1887	my ($change) = @_;
1888
1889	$_->change_map_light ($change)
1890	for grep $_->outdoor, values %cf::MAP;
1891	}	2057	}
1892		2058
1893	sub decay_objects {	2059	sub decay_objects {
1894	my ($self) = @_;	2060	my ($self) = @_;
1895		2061
…		…
1922	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1923		2089
1924	1	2090	1
1925	}	2091	}
1926		2092
		2093	# used to laod the header of an original map
1927	sub load_header_orig {	2094	sub load_header_orig {
1928	my ($self) = @_;	2095	my ($self) = @_;
1929		2096
1930	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1931	}	2098	}
1932		2099
		2100	# used to laod the header of an instantiated map
1933	sub load_header_temp {	2101	sub load_header_temp {
1934	my ($self) = @_;	2102	my ($self) = @_;
1935		2103
1936	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1937	}	2105	}
1938		2106
		2107	# called after loading the header from an instantiated map
1939	sub prepare_temp {	2108	sub prepare_temp {
1940	my ($self) = @_;	2109	my ($self) = @_;
1941		2110
1942	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1943	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1944	# safety	2113	# safety
1945	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1946	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1947	}	2116	}
1948		2117
		2118	# called after loading the header from an original map
1949	sub prepare_orig {	2119	sub prepare_orig {
1950	my ($self) = @_;	2120	my ($self) = @_;
1951		2121
1952	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1953	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1977		2147
1978	sub find;	2148	sub find;
1979	sub find {	2149	sub find {
1980	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1981		2151
		2152	cf::cede_to_tick;
		2153
1982	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1983		2155
1984	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1985	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1986		2158
1987	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1988	my $guard1 = cf::lock_acquire "map_find:$path";
1989	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1990
1991	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1992	or return;	2161	or return;
1993		2162
1994	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1995		2164
…		…
1997	or return;	2166	or return;
1998		2167
1999	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2000	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
2001	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
2002	undef $guard1;	2172	undef $guard1;
2003	undef $guard2;
2004	$map->reset;	2173	$map->reset;
2005	return find $path;	2174	return find $path;
2006	}	2175	}
2007		2176
2008	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
2009	}	2178	}
2010	}	2179	}
2011		2180
2012	sub pre_load { }	2181	sub pre_load { }
2013	sub post_load { }	2182	#sub post_load { } # XS
2014		2183
2015	sub load {	2184	sub load {
2016	my ($self) = @_;	2185	my ($self) = @_;
2017		2186
2018	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2021		2190
2022	{	2191	{
2023	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
2024		2193
2025	return unless $self->valid;	2194	return unless $self->valid;
2026	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
2027
2028	$self->in_memory (cf::MAP_LOADING);
2029		2196
2030	$self->alloc;	2197	$self->alloc;
2031		2198
2032	$self->pre_load;	2199	$self->pre_load;
2033	cf::cede_to_tick;	2200	cf::cede_to_tick;
2034		2201
		2202	if (exists $self->{load_path}) {
2035	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
2036	$f->skip_block;	2204	$f->skip_block;
2037	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
2038	or return;	2206	or return;
2039		2207
2040	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
2041	if delete $self->{load_original};	2209	if delete $self->{load_original};
2042		2210
2043	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
2044	utf8::encode $uniq;	2212	utf8::encode $uniq;
2045	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
2046	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
2047	$self->clear_unique_items;	2215	$self->clear_unique_items;
2048	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
2049	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
2050	}	2219	}
2051	}	2220	}
2052	}
2053		2221
2054	$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);
2055		2229
2056	cf::cede_to_tick;	2230	cf::cede_to_tick;
2057	# now do the right thing for maps	2231	# now do the right thing for maps
2058	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
2059	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
2063	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
2064	$self->decay_objects;	2238	$self->decay_objects;
2065	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
2066	$self->update_buttons;	2240	$self->update_buttons;
2067	cf::cede_to_tick;	2241	cf::cede_to_tick;
2068	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
2069	cf::cede_to_tick;
2070	$self->activate;
2071	}	2243	}
2072		2244
2073	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
2074	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
2075
2076	$self->in_memory (cf::MAP_IN_MEMORY);
2077	}	2247	}
2078		2248
2079	$self->post_load;	2249	$self->post_load;
2080	}
2081		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
2082	sub customise_for {	2257	sub customise_for {
2083	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
2084		2259
2085	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
2086	if $self->per_player;	2261	if $self->per_player;
…		…
2089	# if $self->per_party;	2264	# if $self->per_party;
2090		2265
2091	$self	2266	$self
2092	}	2267	}
2093		2268
2094	# find and load all maps in the 3x3 area around a map
2095	sub load_neighbours {
2096	my ($map) = @_;
2097
2098	my @neigh; # diagonal neighbours
2099
2100	for (0 .. 3) {
2101	my $neigh = $map->tile_path ($_)
2102	or next;
2103	$neigh = find $neigh, $map
2104	or next;
2105	$neigh->load;
2106
2107	push @neigh,
2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2110	}
2111
2112	for (grep defined $_->[0], @neigh) {
2113	my ($path, $origin) = @$_;
2114	my $neigh = find $path, $origin
2115	or next;
2116	$neigh->load;
2117	}
2118	}
2119
2120	sub find_sync {	2269	sub find_sync {
2121	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2122		2271
2123	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
2124	}	2277	}
2125		2278
2126	sub do_load_sync {	2279	sub do_load_sync {
2127	my ($map) = @_;	2280	my ($map) = @_;
2128		2281
		2282	# it's a bug to call this from the main context
2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2130	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2131		2285
2132	cf::sync_job { $map->load };	2286	$map->load;
2133	}	2287	}
2134		2288
2135	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2136	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2137		2291
2138	sub find_async {	2292	sub find_async {
2139	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2140		2294
2141	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2142		2296
2143	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2144	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
2145	}	2299	}
2146		2300
2147	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2148		2302
2149	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
…		…
2163	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2164		2318
2165	()	2319	()
2166	}	2320	}
2167		2321
		2322	# common code, used by both ->save and ->swapout
2168	sub save {	2323	sub _save {
2169	my ($self) = @_;	2324	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172		2325
2173	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2174		2327
2175	return unless $self->dirty;	2328	return unless $self->dirty;
2176		2329
…		…
2185		2338
2186	cf::async {	2339	cf::async {
2187	$Coro::current->{desc} = "map player save";	2340	$Coro::current->{desc} = "map player save";
2188	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
2189	};	2342	};
		2343
		2344	cf::get_slot 0.02;
2190		2345
2191	if ($uniq) {	2346	if ($uniq) {
2192	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2193	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2194	} else {	2349	} else {
2195	$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);
2196	}	2351	}
2197	}	2352	}
2198		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2199	sub swap_out {	2362	sub swap_out {
2200	my ($self) = @_;	2363	my ($self) = @_;
2201		2364
2202	# save first because save cedes
2203	$self->save;
2204
2205	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2206		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2207	return if $self->players;	2369	return if $self->players;
2208	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
2209	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2210		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
2211	$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};
2212		2421
2213	$self->deactivate;	2422	$self->deactivate;
2214	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2215	$self->clear;	2424	$self->clear;
2216	}
2217
2218	sub reset_at {
2219	my ($self) = @_;
2220
2221	# TODO: safety, remove and allow resettable per-player maps
2222	return 1e99 if $self->{deny_reset};
2223
2224	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2225	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2226
2227	$time + $to
2228	}
2229
2230	sub should_reset {
2231	my ($self) = @_;
2232
2233	$self->reset_at <= $cf::RUNTIME
2234	}
2235
2236	sub reset {
2237	my ($self) = @_;
2238
2239	my $lock = cf::lock_acquire "map_data:$self->{path}";
2240
2241	return if $self->players;
2242
2243	warn "resetting map ", $self->path;
2244
2245	$self->in_memory (cf::MAP_SWAPPED);
2246
2247	# need to save uniques path
2248	unless ($self->{deny_save}) {
2249	my $uniq = $self->uniq_path; utf8::encode $uniq;
2250
2251	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2252	if $uniq;
2253	}
2254
2255	delete $cf::MAP{$self->path};
2256
2257	$self->deactivate;
2258	$_->clear_links_to ($self) for values %cf::MAP;
2259	$self->clear;
2260		2425
2261	$self->unlink_save;	2426	$self->unlink_save;
2262	$self->destroy;	2427	$self->destroy;
2263	}	2428	}
2264		2429
…		…
2272		2437
2273	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2274		2439
2275	$self->unlink_save;	2440	$self->unlink_save;
2276		2441
2277	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2278	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2279	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2280	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2281	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2282		2447
…		…
2331		2496
2332	sub unique_maps() {	2497	sub unique_maps() {
2333	[	2498	[
2334	map {	2499	map {
2335	utf8::decode $_;	2500	utf8::decode $_;
2336	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2337	? normalise $_	2504	: normalise $_
2338	: ()
2339	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2340	]	2506	]
2341	}	2507	}
2342		2508
2343	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	}
2344		2540
2345	=back	2541	=back
2346		2542
2347	=head3 cf::object	2543	=head3 cf::object
2348		2544
…		…
2352		2548
2353	=over 4	2549	=over 4
2354		2550
2355	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2356		2552
2357	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.
2358		2555
2359	=cut	2556	=cut
2360		2557
2361	sub inv_recursive_;	2558	sub inv_recursive_;
2362	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2367	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2368	}	2565	}
2369		2566
2370	=item $ref = $ob->ref	2567	=item $ref = $ob->ref
2371		2568
2372	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.
2373		2570
2374	=item $ob = cf::object::deref ($refstring)	2571	=item $ob = cf::object::deref ($refstring)
2375		2572
2376	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,
2377	even if the object actually exists. May block.	2574	even if the object actually exists. May block.
…		…
2409	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
2410	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2411		2608
2412	=cut	2609	=cut
2413		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
2414	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2415	# with dialog boxes.	2626	# with dialog boxes.
2416	#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
2417	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
2418	my ($self, $npc, $msg, $flags) = @_;	2629	my ($self, $npc, $msg, $flags) = @_;
…		…
2429	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2431		2642
2432	} else {	2643	} else {
2433	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2434	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2435	}	2646	}
2436	}	2647	}
2437	}	2648	}
2438		2649
2439	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2464		2675
2465	=item $player_object->enter_link	2676	=item $player_object->enter_link
2466		2677
2467	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}>).
2468		2679
2469	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.
2470	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.
2471		2684
2472	Will never block.	2685	Will never block.
2473		2686
2474	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2475		2688
…		…
2495	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2496	my ($self) = @_;	2709	my ($self) = @_;
2497		2710
2498	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2499		2712
		2713	++$self->{_link_recursion};
		2714
2500	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2501		2716
2502	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2503	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2504		2719
2505	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2506	}	2721	}
2507		2722
2508	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2509	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2510		2725
…		…
2527	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2528	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2529		2744
2530	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2531	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2532	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2533		2748
2534	$map->load;	2749	$map->load;
2535	$map->load_neighbours;
2536		2750
2537	return unless $self->contr->active;	2751	return unless $self->contr->active;
2538	$self->activate_recursive;
2539		2752
2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2541	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2542	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2543		2760
		2761	}
		2762
2544	=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)]])
2545		2764
2546	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
2547	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2548	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
2549	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
2550	be called at the end of this process.	2769	be called at the end of this process.
2551		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
2552	=cut	2774	=cut
2553		2775
2554	our $GOTOGEN;	2776	our $GOTOGEN;
2555		2777
2556	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2557	my ($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	}
2558		2786
2559	# 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
2560	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2561		2789
2562	$self->enter_link;	2790	$self->enter_link;
…		…
2582	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2583	}	2811	}
2584	}	2812	}
2585		2813
2586	my $map = eval {	2814	my $map = eval {
2587	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2588		2816
2589	if ($map) {	2817	if ($map) {
2590	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2591	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2592	} else {	2820	} else {
2593	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2594	}	2822	}
2595		2823
2596	$map	2824	$map
…		…
2604	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2605	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2606	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2607	}	2835	}
2608		2836
2609	$done->() if $done;	2837	$done->($self) if $done;
2610	})->prio (1);	2838	})->prio (1);
2611	}	2839	}
2612		2840
2613	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2614		2842
…		…
2634	}	2862	}
2635		2863
2636	sub prepare_random_map {	2864	sub prepare_random_map {
2637	my ($exit) = @_;	2865	my ($exit) = @_;
2638		2866
2639	my $guard = cf::lock_acquire "exit_prepare:$exit";
2640
2641	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2642	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2643	# that depends on the exit object	2869	# that depends on the exit object
2644		2870
2645	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2647	if ($exit->map) {	2873	if ($exit->map) {
2648	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2649	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2650	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2651	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2652	}	2880	}
2653		2881
2654	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2655		2883
2656	my $data = cf::encode_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2657	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2658	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2659		2887
2660	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2661	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2662	undef $fh;	2890	undef $fh;
2663	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2664		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2665	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2666	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2667	}	2899	}
2668	}	2900	}
2669		2901
2670	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2671	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2672		2904
2673	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2674		2906
2675	if ($exit->slaying eq "/!") {
2676	#TODO: this should de-fi-ni-te-ly not be a sync-job
2677	# the problem is that $exit might not survive long enough
2678	# so it needs to be done right now, right here
2679	cf::sync_job { prepare_random_map $exit };
2680	}
2681
2682	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2683	my $hp = $exit->stats->hp;
2684	my $sp = $exit->stats->sp;
2685
2686	$self->enter_link;	2907	$self->enter_link;
2687		2908
2688	# if exit is damned, update players death & WoR home-position
2689	$self->contr->savebed ($slaying, $hp, $sp)
2690	if $exit->flag (FLAG_DAMNED);
2691
2692	(async {	2909	(async {
2693	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2910	$Coro::current->{desc} = "enter_exit";
2694		2911
2695	$self->deactivate_recursive; # just to be sure
2696	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
2697	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2698		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
2699	1;	2948	1
2700	}) {	2949	}) {
2701	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2702	. "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. "
2703	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2704	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2705		2954
2706	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2707	$self->leave_link;	2956	$self->leave_link;
2708	}	2957	}
2709	})->prio (1);	2958	})->prio (1);
2710	}	2959	}
2711		2960
…		…
2723	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2724	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2725		2974
2726	utf8::encode $text;	2975	utf8::encode $text;
2727	$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);
2728	}	3002	}
2729		3003
2730	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2731		3005
2732	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
…		…
2736		3010
2737	=cut	3011	=cut
2738		3012
2739	# non-persistent channels (usually the info channel)	3013	# non-persistent channels (usually the info channel)
2740	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	},
2741	"c/identify" => {	3021	"c/identify" => {
2742	id => "infobox",	3022	id => "infobox",
2743	title => "Identify",	3023	title => "Identify",
2744	reply => undef,	3024	reply => undef,
2745	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
…		…
2747	"c/examine" => {	3027	"c/examine" => {
2748	id => "infobox",	3028	id => "infobox",
2749	title => "Examine",	3029	title => "Examine",
2750	reply => undef,	3030	reply => undef,
2751	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",
2752	},	3038	},
2753	"c/book" => {	3039	"c/book" => {
2754	id => "infobox",	3040	id => "infobox",
2755	title => "Book",	3041	title => "Book",
2756	reply => undef,	3042	reply => undef,
…		…
2772	id => "infobox",	3058	id => "infobox",
2773	title => "Body Parts",	3059	title => "Body Parts",
2774	reply => undef,	3060	reply => undef,
2775	tooltip => "Shows which body parts you posess and are available",	3061	tooltip => "Shows which body parts you posess and are available",
2776	},	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	},
2777	"c/uptime" => {	3099	"c/uptime" => {
2778	id => "infobox",	3100	id => "infobox",
2779	title => "Uptime",	3101	title => "Uptime",
2780	reply => undef,	3102	reply => undef,
2781	tooltip => "How long the server has been running since last restart",	3103	tooltip => "How long the server has been running since last restart",
…		…
2784	id => "infobox",	3106	id => "infobox",
2785	title => "Map Info",	3107	title => "Map Info",
2786	reply => undef,	3108	reply => undef,
2787	tooltip => "Information related to the maps",	3109	tooltip => "Information related to the maps",
2788	},	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" => $CHAT_CHANNEL,
2789	);	3125	);
2790		3126
2791	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2792	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2793		3129
2794	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2795		3132
2796	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2797		3134
2798	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2799	if ($CHANNEL{$channel}) {	3136	if ($CHANNEL{$channel}) {
2800	$channel = $CHANNEL{$channel};	3137	$channel = $CHANNEL{$channel};
2801		3138
2802	$self->ext_msg (channel_info => $channel)	3139	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804
2805	$channel = $channel->{id};	3140	$channel = $channel->{id};
2806		3141
2807	} elsif (ref $channel) {	3142	} elsif (ref $channel) {
2808	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2809	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2810	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2811	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2812	if $self->can_msg;
2813	}	3147	}
2814		3148
2815	$channel = $channel->{id};	3149	$channel = $channel->{id};
2816	}	3150	}
2817		3151
2818	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2819		3153
2820	if ($self->can_msg) {
2821	# default colour, mask it out	3154	# default colour, mask it out
2822	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2823	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2824		3157
2825	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2826	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2827	} else {	3161	);
2828	if ($color >= 0) {
2829	# replace some tags by gcfclient-compatible ones
2830	for ($msg) {
2831	1 while
2832	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2833	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2834	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2835	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2836	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2837	}
2838		3162
2839	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2840
2841	utf8::encode $msg;
2842
2843	if (0 && $msg =~ /\[/) {
2844	# COMMAND/INFO
2845	$self->send_packet ("drawextinfo $color 10 8 $msg")
2846	} else {
2847	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2848	$self->send_packet ("drawinfo $color $msg")
2849	}
2850	}
2851	}
2852	}	3164	}
2853		3165
2854	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2855		3167
2856	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2859		3171
2860	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2861	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2862		3174
2863	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2864	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2865	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2866	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2867	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2868	}	3180	}
2869	}	3181	}
2870		3182
2871	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2872		3184
…		…
2875	=cut	3187	=cut
2876		3188
2877	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2878	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2879		3191
2880	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2881	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2882	} elsif ($self->extcmd == 1) {
2883	#TODO: version 1, remove
2884	unshift @msg, msgtype => "reply", msgid => $id;
2885	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2886	}
2887	}	3195	}
2888		3196
2889	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2890		3198
2891	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2946	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2947		3255
2948	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2949		3257
2950	if (ref $msg) {	3258	if (ref $msg) {
2951	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2952	"ARRAY" eq ref $msg
2953	? @$msg
2954	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2955		3260
2956	my @reply;	3261	my @reply;
2957		3262
2958	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2959	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2961		3266
2962	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2963	if $reply;	3268	if $reply;
2964		3269
2965	} else {	3270	} else {
2966	warn "client " . ($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";
2967	}	3272	}
2968		3273
2969	cf::override;	3274	cf::override;
2970	},	3275	},
2971	);	3276	);
…		…
2991		3296
2992	$coro	3297	$coro
2993	}	3298	}
2994		3299
2995	cf::client->attach (	3300	cf::client->attach (
2996	on_destroy => sub {	3301	on_client_destroy => sub {
2997	my ($ns) = @_;	3302	my ($ns) = @_;
2998		3303
2999	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3000	},	3305	},
3001	);	3306	);
…		…
3017	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
3018		3323
3019	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
3020		3325
3021	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
3022	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
3023	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
3024	sort time	3329	sort time
3025	));	3330	));
3026		3331
3027	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
3030		3335
3031	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
3032		3337
3033	cf::object	3338	cf::object
3034	contr pay_amount pay_player map x y force_find force_add destroy	3339	contr pay_amount pay_player map x y force_find force_add destroy
3035	insert remove name archname title slaying race decrease_ob_nr	3340	insert remove name archname title slaying race decrease split
		3341	value
3036		3342
3037	cf::object::player	3343	cf::object::player
3038	player	3344	player
3039		3345
3040	cf::player	3346	cf::player
…		…
3045		3351
3046	=cut	3352	=cut
3047		3353
3048	for (	3354	for (
3049	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3050	insert remove inv name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
3051	decrease_ob_nr destroy)],	3357	decrease split destroy change_exp value msg lore send_msg)],
3052	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
3053	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
3054	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
3055	) {	3361	) {
3056	no strict 'refs';
3057	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
3058	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3059	for @funs;	3364	for @funs;
3060	}	3365	}
3061		3366
…		…
3076		3381
3077	my $qcode = $code;	3382	my $qcode = $code;
3078	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3079	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
3080		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
3081	local $_;	3389	local $_;
3082	local @safe::cf::_safe_eval_args = values %vars;
3083		3390
3084	my $eval =	3391	my $eval =
3085	"do {\n"	3392	"do {\n"
3086	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3087	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
3088	. $code	3395	. $code
3089	. "\n}"	3396	. "\n}"
3090	;	3397	;
3091		3398
		3399	if ($CFG{safe_eval}) {
3092	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
3093	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3094	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
3095		3408
3096	if ($@) {	3409	if ($@) {
3097	warn "$@";	3410	warn "$@",
3098	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
3099	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
3100	}	3413	}
3101		3414
3102	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
3103	}	3416	}
3104		3417
…		…
3118	=cut	3431	=cut
3119		3432
3120	sub register_script_function {	3433	sub register_script_function {
3121	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
3122		3435
3123	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
3124	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
3125	}	3438	}
3126		3439
3127	=back	3440	=back
3128		3441
3129	=cut	3442	=cut
…		…
3138	# for this (global event?)	3451	# for this (global event?)
3139	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
3140		3453
3141	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3142		3455
3143	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
3144		3457
3145	my $facedata;	3458	my $facedata = decode_storable load_file $path;
3146	0 < aio_load $path, $facedata
3147	or die "$path: $!";
3148
3149	$facedata = Coro::Storable::thaw $facedata;
3150		3459
3151	$facedata->{version} == 2	3460	$facedata->{version} == 2
3152	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
3153		3462
3154	# 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]);
3155	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3156	type => FT_RSRC,	3466	type => FT_RSRC,
3157	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),
3158	};	3469	};
3159	cf::cede_to_tick;	3470	cf::cede_to_tick;
3160		3471
3161	{	3472	{
3162	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
…		…
3164	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3165	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3166		3477
3167	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3168	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3169	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3170	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} , $info->{glyph} ;
3171		3483
3172	cf::cede_to_tick;	3484	cf::cede_to_tick;
3173	}	3485	}
3174		3486
3175	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
…		…
3180		3492
3181	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3182	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3183	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3184	} else {	3496	} else {
3185	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3186	}	3498	}
3187		3499
3188	cf::cede_to_tick;	3500	cf::cede_to_tick;
3189	}	3501	}
3190	}	3502	}
…		…
3199		3511
3200	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3201	}	3513	}
3202		3514
3203	{	3515	{
3204	# TODO: for gcfclient pleasure, we should give resources
3205	# that gcfclient doesn't grok a >10000 face index.
3206	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3207		3517
3208	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
3209	if (defined $info->{type}) {	3519	if (defined $info->{type}) {
3210	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3520	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3211	my $data;
3212		3521
3213	if ($info->{type} & 1) {	3522	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3214	# prepend meta info
3215
3216	my $meta = $enc->encode ({
3217	name => $name,
3218	%{ $info->{meta} || {} },
3219	});
3220
3221	$data = pack "(w/a*)*", $meta, $info->{data};
3222	} else {
3223	$data = $info->{data};
3224	}
3225
3226	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3227	cf::face::set_type $idx, $info->{type};	3523	cf::face::set_type $idx, $info->{type};
3228	} else {	3524	} else {
3229	$RESOURCE{$name} = $info;	3525	$RESOURCE{$name} = $info; # unused
3230	}	3526	}
3231		3527
3232	cf::cede_to_tick;	3528	cf::cede_to_tick;
3233	}	3529	}
3234	}	3530	}
3235		3531
3236	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3532	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3237		3533
3238	1	3534	1
3239	}	3535	}
3240
3241	cf::global->attach (on_resource_update => sub {
3242	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3243	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3244
3245	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3246	my $sound = $soundconf->{compat}[$_]
3247	or next;
3248
3249	my $face = cf::face::find "sound/$sound->[1]";
3250	cf::sound::set $sound->[0] => $face;
3251	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3252	}
3253
3254	while (my ($k, $v) = each %{$soundconf->{event}}) {
3255	my $face = cf::face::find "sound/$v";
3256	cf::sound::set $k => $face;
3257	}
3258	}
3259	});
3260		3536
3261	register_exticmd fx_want => sub {	3537	register_exticmd fx_want => sub {
3262	my ($ns, $want) = @_;	3538	my ($ns, $want) = @_;
3263		3539
3264	while (my ($k, $v) = each %$want) {	3540	while (my ($k, $v) = each %$want) {
3265	$ns->fx_want ($k, $v);	3541	$ns->fx_want ($k, $v);
3266	}	3542	}
3267	};	3543	};
		3544
		3545	sub load_resource_file($) {
		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	$status
		3553	}
3268		3554
3269	sub reload_regions {	3555	sub reload_regions {
3270	# HACK to clear player env face cache, we need some signal framework	3556	# HACK to clear player env face cache, we need some signal framework
3271	# for this (global event?)	3557	# for this (global event?)
3272	%ext::player_env::MUSIC_FACE_CACHE = ();	3558	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3286	}	3572	}
3287		3573
3288	sub reload_archetypes {	3574	sub reload_archetypes {
3289	load_resource_file "$DATADIR/archetypes"	3575	load_resource_file "$DATADIR/archetypes"
3290	or die "unable to load archetypes\n";	3576	or die "unable to load archetypes\n";
3291	#d# NEED to laod twice to resolve forward references
3292	# this really needs to be done in an extra post-pass
3293	# (which needs to be synchronous, so solve it differently)
3294	load_resource_file "$DATADIR/archetypes"
3295	or die "unable to load archetypes\n";
3296	}	3577	}
3297		3578
3298	sub reload_treasures {	3579	sub reload_treasures {
3299	load_resource_file "$DATADIR/treasures"	3580	load_resource_file "$DATADIR/treasures"
3300	or die "unable to load treasurelists\n";	3581	or die "unable to load treasurelists\n";
3301	}	3582	}
3302		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
3303	sub reload_resources {	3604	sub reload_resources {
3304	warn "reloading resource files...\n";	3605	trace "reloading resource files...\n";
3305		3606
		3607	reload_exp_table;
		3608	reload_materials;
		3609	reload_facedata;
		3610	reload_sound;
		3611	reload_archetypes;
3306	reload_regions;	3612	reload_regions;
3307	reload_facedata;
3308	#reload_archetypes;#d#
3309	reload_archetypes;
3310	reload_treasures;	3613	reload_treasures;
3311		3614
3312	warn "finished reloading resource files\n";	3615	trace "finished reloading resource files\n";
3313	}
3314
3315	sub init {
3316	reload_resources;
3317	}	3616	}
3318		3617
3319	sub reload_config {	3618	sub reload_config {
3320	open my $fh, "<:utf8", "$CONFDIR/config"	3619	trace "reloading config file...\n";
3321	or return;
3322		3620
3323	local $/;	3621	my $config = load_file "$CONFDIR/config";
3324	*CFG = YAML::Load <$fh>;	3622	utf8::decode $config;
		3623	*CFG = decode_yaml $config;
3325		3624
3326	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3625	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3327		3626
3328	$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};
3329	$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};
3330		3629
3331	if (exists $CFG{mlockall}) {	3630	if (exists $CFG{mlockall}) {
…		…
3335	};	3634	};
3336	warn $@ if $@;	3635	warn $@ if $@;
3337	}	3636	}
3338	}	3637	}
3339		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
3340	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) 2005-2011 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
3341	# we must not ever block the main coroutine	3677	# we must not ever block the main coroutine
3342	local $Coro::idle = sub {	3678	local $Coro::idle = sub {
3343	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#
3344	(async {	3680	(async {
3345	$Coro::current->{desc} = "IDLE BUG HANDLER";	3681	$Coro::current->{desc} = "IDLE BUG HANDLER";
3346	EV::loop EV::LOOP_ONESHOT;	3682	EV::loop EV::LOOP_ONESHOT;
3347	})->prio (Coro::PRIO_MAX);	3683	})->prio (Coro::PRIO_MAX);
3348	};	3684	};
3349		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;
3350	reload_config;	3698	reload_config;
3351	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
3352	load_extensions;	3709	load_extensions;
3353		3710
3354	$TICK_WATCHER->start;	3711	utime time, time, $RUNTIMEFILE;
3355	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3712
3356	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;
3357	}	3728	}
3358		3729
3359	#############################################################################	3730	#############################################################################
3360	# initialisation and cleanup	3731	# initialisation and cleanup
3361		3732
3362	# install some emergency cleanup handlers	3733	# install some emergency cleanup handlers
3363	BEGIN {	3734	BEGIN {
3364	our %SIGWATCHER = ();	3735	our %SIGWATCHER = ();
3365	for my $signal (qw(INT HUP TERM)) {	3736	for my $signal (qw(INT HUP TERM)) {
3366	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3737	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3367	cf::cleanup "SIG$signal";	3738	cf::cleanup "SIG$signal";
3368	};	3739	};
3369	}	3740	}
3370	}	3741	}
3371		3742
3372	sub write_runtime {	3743	sub write_runtime_sync {
3373	my $runtime = "$LOCALDIR/runtime";	3744	my $t0 = AE::time;
3374		3745
3375	# first touch the runtime file to show we are still running:	3746	# first touch the runtime file to show we are still running:
3376	# the fsync below can take a very very long time.	3747	# the fsync below can take a very very long time.
3377		3748
3378	IO::AIO::aio_utime $runtime, undef, undef;	3749	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3379		3750
3380	my $guard = cf::lock_acquire "write_runtime";	3751	my $guard = cf::lock_acquire "write_runtime";
3381		3752
3382	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3753	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3383	or return;	3754	or return;
3384		3755
3385	my $value = $cf::RUNTIME + 90 + 10;	3756	my $value = $cf::RUNTIME + 90 + 10;
3386	# 10 is the runtime save interval, for a monotonic clock	3757	# 10 is the runtime save interval, for a monotonic clock
3387	# 60 allows for the watchdog to kill the server.	3758	# 60 allows for the watchdog to kill the server.
…		…
3397	aio_utime $fh, undef, undef;	3768	aio_utime $fh, undef, undef;
3398		3769
3399	close $fh	3770	close $fh
3400	or return;	3771	or return;
3401		3772
3402	aio_rename "$runtime~", $runtime	3773	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3403	and return;	3774	and return;
3404		3775
3405	warn "runtime file written.\n";	3776	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3406		3777
3407	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 };
3408	}	3829	}
3409		3830
3410	sub emergency_save() {	3831	sub emergency_save() {
3411	my $freeze_guard = cf::freeze_mainloop;	3832	my $freeze_guard = cf::freeze_mainloop;
3412		3833
3413	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;
3414		3840
3415	cf::sync_job {	3841	cf::sync_job {
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
3416	# use a peculiar iteration method to avoid tripping on perl	3844	# use a peculiar iteration method to avoid tripping on perl
3417	# refcount bugs in for. also avoids problems with players	3845	# refcount bugs in for. also avoids problems with players
3418	# and maps saved/destroyed asynchronously.	3846	# and maps saved/destroyed asynchronously.
3419	warn "begin emergency player save\n";	3847	info "emergency_perl_save: begin player save\n";
3420	for my $login (keys %cf::PLAYER) {	3848	for my $login (keys %cf::PLAYER) {
3421	my $pl = $cf::PLAYER{$login} or next;	3849	my $pl = $cf::PLAYER{$login} or next;
3422	$pl->valid or next;	3850	$pl->valid or next;
3423	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3851	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3424	$pl->save;	3852	$pl->save;
3425	}	3853	}
3426	warn "end emergency player save\n";	3854	info "emergency_perl_save: end player save\n";
3427		3855
3428	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";
3429	for my $path (keys %cf::MAP) {	3859	for my $path (keys %cf::MAP) {
3430	my $map = $cf::MAP{$path} or next;	3860	my $map = $cf::MAP{$path} or next;
3431	$map->valid or next;	3861	$map->valid or next;
3432	$map->save;	3862	$map->save;
3433	}	3863	}
3434	warn "end emergency map save\n";	3864	info "emergency_perl_save: end map save\n";
3435		3865
3436	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";
3437	BDB::db_env_txn_checkpoint $DB_ENV;	3869	BDB::db_env_txn_checkpoint $DB_ENV;
3438	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 $DB_ENV;
		3880
		3881	info "emergency_perl_save: starting sync\n";
		3882	IO::AIO::aio_sync sub {
		3883	info "emergency_perl_save: finished sync\n";
		3884	};
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: flushing outstanding aio requests";
		3889	while (IO::AIO::nreqs || BDB::nreqs) {
		3890	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3891	}
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
3439	};	3894	};
3440		3895
3441	warn "leave emergency perl save\n";	3896	info "emergency_perl_save: leave\n";
3442	}	3897	}
3443		3898
3444	sub post_cleanup {	3899	sub post_cleanup {
3445	my ($make_core) = @_;	3900	my ($make_core) = @_;
3446		3901
		3902	IO::AIO::flush;
		3903
3447	warn Carp::longmess "post_cleanup backtrace"	3904	error Carp::longmess "post_cleanup backtrace"
3448	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	}
3449	}	3934	}
3450		3935
3451	sub do_reload_perl() {	3936	sub do_reload_perl() {
3452	# can/must only be called in main	3937	# can/must only be called in main
3453	if ($Coro::current != $Coro::main) {	3938	unless (in_main) {
3454	warn "can only reload from main coroutine";	3939	error "can only reload from main coroutine";
3455	return;	3940	return;
3456	}	3941	}
3457		3942
3458	warn "reloading...";	3943	return if $RELOAD++;
3459		3944
3460	warn "entering sync_job";	3945	my $t1 = AE::time;
3461		3946
		3947	while ($RELOAD) {
		3948	cf::get_slot 0.1, -1, "reload_perl";
		3949	info "perl_reload: reloading...";
		3950
		3951	trace "perl_reload: entering sync_job";
		3952
3462	cf::sync_job {	3953	cf::sync_job {
3463	cf::write_runtime; # external watchdog should not bark
3464	cf::emergency_save;	3954	#cf::emergency_save;
3465	cf::write_runtime; # external watchdog should not bark
3466		3955
3467	warn "syncing database to disk";
3468	BDB::db_env_txn_checkpoint $DB_ENV;
3469
3470	# if anything goes wrong in here, we should simply crash as we already saved
3471
3472	warn "flushing outstanding aio requests";
3473	for (;;) {
3474	BDB::flush;
3475	IO::AIO::flush;
3476	Coro::cede_notself;
3477	last unless IO::AIO::nreqs || BDB::nreqs;
3478	warn "iterate...";
3479	}
3480
3481	++$RELOAD;
3482
3483	warn "cancelling all extension coros";	3956	trace "perl_reload: cancelling all extension coros";
3484	$_->cancel for values %EXT_CORO;	3957	$_->cancel for values %EXT_CORO;
3485	%EXT_CORO = ();	3958	%EXT_CORO = ();
3486		3959
3487	warn "removing commands";	3960	trace "perl_reload: removing commands";
3488	%COMMAND = ();	3961	%COMMAND = ();
3489		3962
3490	warn "removing ext/exti commands";	3963	trace "perl_reload: removing ext/exti commands";
3491	%EXTCMD = ();	3964	%EXTCMD = ();
3492	%EXTICMD = ();	3965	%EXTICMD = ();
3493		3966
3494	warn "unloading/nuking all extensions";	3967	trace "perl_reload: unloading/nuking all extensions";
3495	for my $pkg (@EXTS) {	3968	for my $pkg (@EXTS) {
3496	warn "... unloading $pkg";	3969	trace "... unloading $pkg";
3497		3970
3498	if (my $cb = $pkg->can ("unload")) {	3971	if (my $cb = $pkg->can ("unload")) {
3499	eval {	3972	eval {
3500	$cb->($pkg);	3973	$cb->($pkg);
3501	1	3974	1
3502	} 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;
3503	}	3980	}
3504		3981
3505	warn "... nuking $pkg";
3506	Symbol::delete_package $pkg;
3507	}
3508
3509	warn "unloading all perl modules loaded from $LIBDIR";	3982	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3510	while (my ($k, $v) = each %INC) {	3983	while (my ($k, $v) = each %INC) {
3511	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3984	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3512		3985
3513	warn "... unloading $k";	3986	trace "... unloading $k";
3514	delete $INC{$k};	3987	delete $INC{$k};
3515		3988
3516	$k =~ s/\.pm$//;	3989	$k =~ s/\.pm$//;
3517	$k =~ s/\//::/g;	3990	$k =~ s/\//::/g;
3518		3991
3519	if (my $cb = $k->can ("unload_module")) {	3992	if (my $cb = $k->can ("unload_module")) {
3520	$cb->();	3993	$cb->();
		3994	}
		3995
		3996	clear_package $k;
3521	}	3997	}
3522		3998
3523	Symbol::delete_package $k;
3524	}
3525
3526	warn "getting rid of safe::, as good as possible";	3999	trace "perl_reload: getting rid of safe::, as good as possible";
3527	Symbol::delete_package "safe::$_"	4000	clear_package "safe::$_"
3528	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);
3529		4002
3530	warn "unloading cf.pm \"a bit\"";	4003	trace "perl_reload: unloading cf.pm \"a bit\"";
3531	delete $INC{"cf.pm"};	4004	delete $INC{"cf.pm"};
3532	delete $INC{"cf/pod.pm"};	4005	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3533		4006
3534	# don't, removes xs symbols, too,	4007	# don't, removes xs symbols, too,
3535	# and global variables created in xs	4008	# and global variables created in xs
3536	#Symbol::delete_package __PACKAGE__;	4009	#clear_package __PACKAGE__;
3537		4010
3538	warn "unload completed, starting to reload now";	4011	info "perl_reload: unload completed, starting to reload now";
3539		4012
3540	warn "reloading cf.pm";	4013	trace "perl_reload: reloading cf.pm";
3541	require cf;	4014	require cf;
3542	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4015	cf::_connect_to_perl_1;
3543		4016
3544	warn "loading config and database again";	4017	trace "perl_reload: loading config and database again";
3545	cf::reload_config;	4018	cf::reload_config;
3546		4019
3547	warn "loading extensions";	4020	trace "perl_reload: loading extensions";
3548	cf::load_extensions;	4021	cf::load_extensions;
3549		4022
		4023	if ($REATTACH_ON_RELOAD) {
3550	warn "reattaching attachments to objects/players";	4024	trace "perl_reload: reattaching attachments to objects/players";
3551	_global_reattach; # objects, sockets	4025	_global_reattach; # objects, sockets
3552	warn "reattaching attachments to maps";	4026	trace "perl_reload: reattaching attachments to maps";
3553	reattach $_ for values %MAP;	4027	reattach $_ for values %MAP;
3554	warn "reattaching attachments to players";	4028	trace "perl_reload: reattaching attachments to players";
3555	reattach $_ for values %PLAYER;	4029	reattach $_ for values %PLAYER;
		4030	}
3556		4031
3557	warn "leaving sync_job";	4032	cf::_post_init 1;
3558		4033
		4034	trace "perl_reload: leaving sync_job";
		4035
3559	1	4036	1
3560	} or do {	4037	} or do {
3561	warn $@;	4038	error $@;
3562	cf::cleanup "error while reloading, exiting.";	4039	cf::cleanup "perl_reload: error, exiting.";
		4040	};
		4041
		4042	--$RELOAD;
3563	};	4043	}
3564		4044
3565	warn "reloaded";	4045	$t1 = AE::time - $t1;
		4046	info "perl_reload: completed in ${t1}s\n";
3566	};	4047	};
3567		4048
3568	our $RELOAD_WATCHER; # used only during reload	4049	our $RELOAD_WATCHER; # used only during reload
3569		4050
3570	sub reload_perl() {	4051	sub reload_perl() {
3571	# doing reload synchronously and two reloads happen back-to-back,	4052	# doing reload synchronously and two reloads happen back-to-back,
3572	# coro crashes during coro_state_free->destroy here.	4053	# coro crashes during coro_state_free->destroy here.
3573		4054
		4055	$RELOAD_WATCHER ||= cf::async {
		4056	Coro::AIO::aio_wait cache_extensions;
		4057
3574	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4058	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3575	do_reload_perl;	4059	do_reload_perl;
3576	undef $RELOAD_WATCHER;	4060	undef $RELOAD_WATCHER;
		4061	};
3577	};	4062	};
3578	}	4063	}
3579		4064
3580	register_command "reload" => sub {	4065	register_command "reload" => sub {
3581	my ($who, $arg) = @_;	4066	my ($who, $arg) = @_;
…		…
3587	reload_perl;	4072	reload_perl;
3588	};	4073	};
3589	}	4074	}
3590	};	4075	};
3591		4076
3592	unshift @INC, $LIBDIR;	4077	#############################################################################
3593		4078
3594	my $bug_warning = 0;	4079	my $bug_warning = 0;
3595		4080
3596	our @WAIT_FOR_TICK;
3597	our @WAIT_FOR_TICK_BEGIN;
3598
3599	sub wait_for_tick {	4081	sub wait_for_tick() {
3600	return unless $TICK_WATCHER->is_active;	4082	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3601	return if $Coro::current == $Coro::main;
3602		4083
3603	my $signal = new Coro::Signal;	4084	$WAIT_FOR_TICK->wait;
3604	push @WAIT_FOR_TICK, $signal;
3605	$signal->wait;
3606	}	4085	}
3607		4086
3608	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3609	return unless $TICK_WATCHER->is_active;	4088	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3610	return if $Coro::current == $Coro::main;
3611		4089
3612	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3613	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3614	$signal->wait;	4092	$signal->wait;
3615	}	4093	}
3616		4094
3617	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4095	sub tick {
3618	if ($Coro::current != $Coro::main) {	4096	if ($Coro::current != $Coro::main) {
3619	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3620	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3621	return;	4099	return;
3622	}	4100	}
3623		4101
3624	$NOW = $tick_start = EV::now;	4102	cf::one_tick; # one server iteration
3625		4103
3626	cf::server_tick; # one server iteration	4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3627
3628	$RUNTIME += $TICK;
3629	$NEXT_TICK = $_[0]->at;
3630		4105
3631	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3632	$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.;
3633	Coro::async_pool {	4108	Coro::async_pool {
3634	$Coro::current->{desc} = "runtime saver";	4109	$Coro::current->{desc} = "runtime saver";
3635	write_runtime	4110	write_runtime_sync
3636	or warn "ERROR: unable to write runtime file: $!";	4111	or error "ERROR: unable to write runtime file: $!";
3637	};	4112	};
3638	}	4113	}
3639		4114
3640	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3641	$sig->send;	4116	$sig->send;
3642	}	4117	}
3643	while (my $sig = shift @WAIT_FOR_TICK) {	4118	$WAIT_FOR_TICK->broadcast;
3644	$sig->send;
3645	}
3646		4119
3647	$LOAD = ($NOW - $tick_start) / $TICK;	4120	$LOAD = ($NOW - $TICK_START) / $TICK;
3648	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4121	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3649		4122
3650	_post_tick;	4123	if (0) {
3651	};	4124	if ($NEXT_TICK) {
3652	$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	}
3653		4131
3654	{	4132	{
3655	# configure BDB	4133	# configure BDB
3656		4134
3657	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3658	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3659	$Coro::BDB::WATCHER->priority (1);	4137	#$AnyEvent::BDB::WATCHER->priority (1);
3660		4138
3661	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3662	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
3663	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4141	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3664	| 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;
3665	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4144	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3666	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4145	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3667		4146
3668	cf::sync_job {	4147	cf::sync_job {
3669	eval {	4148	eval {
…		…
3695	{	4174	{
3696	# configure IO::AIO	4175	# configure IO::AIO
3697		4176
3698	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3699	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3700	$Coro::AIO::WATCHER->priority (1);	4179	undef $AnyEvent::AIO::WATCHER;
3701	}	4180	}
3702		4181
3703	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3704		4184
3705	sub _log_backtrace {	4185	sub _log_backtrace {
3706	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3707		4187
3708	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3709		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3710	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3711	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3712	++$_log_backtrace;	4196	++$_log_backtrace;
		4197	my $perl_bt = Carp::longmess $msg;
3713	async {	4198	async {
3714	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3715		4200
3716	my @bt = fork_call {	4201	my @bt = fork_call {
3717	@addr = map { sprintf "%x", $_ } @addr;	4202	@addr = map { sprintf "%x", $_ } @addr;
…		…
3728	}	4213	}
3729		4214
3730	@funcs	4215	@funcs
3731	};	4216	};
3732		4217
3733	LOG llevInfo, "[ABT] $msg\n";	4218	LOG llevInfo, "[ABT] $perl_bt\n";
		4219	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3734	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3735	--$_log_backtrace;	4221	--$_log_backtrace;
3736	};	4222	};
3737	} else {	4223	} else {
3738	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3739	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3740	}	4226	}
3741	}	4227	}
3742		4228
3743	# load additional modules	4229	# load additional modules
3744	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3745		4232
3746	END { cf::emergency_save }	4233	END { cf::emergency_save }
3747		4234
3748	1	4235	1
3749		4236

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines