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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.599 by root, Sun Nov 11 04:29:11 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.61 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
		54	use Coro::Util ();
24		55
		56	use Guard ();
25	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
26	use BDB ();	58	use BDB ();
27	use Data::Dumper;	59	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	60	use Fcntl;
30	use YAML::Syck ();	61	use YAML::XS ();
31	use IO::AIO 2.32 ();	62	use IO::AIO ();
32	use Time::HiRes;
33	use Compress::LZF;	63	use Compress::LZF;
		64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
34		67
35	# configure various modules to our taste	68	# configure various modules to our taste
36	#	69	#
37	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		78
41	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
42		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		81
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
49		85
50	our %COMMAND = ();	86	our %COMMAND = ();
51	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
52		88
53	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
55	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
58		96
59	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
61		101
62	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
63	our $DATADIR = datadir;	104	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
67	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
73		125
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
79	our $NOW;	144	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		145
82	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
83	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
84
85	our %CFG;
86
87	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;
89
90	our %PLAYER; # all users
91	our %MAP; # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
93		149
94	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		152
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
100		165
101	binmode STDOUT;	166	binmode STDOUT;
102	binmode STDERR;	167	binmode STDERR;
103		168
104	# read virtual server time, if available	169	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
109	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
110		177
111	mkdir $_	178	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		180
114	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
115		182
116	sub cf::map::normalise;	183	sub cf::map::normalise;
117		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
118	#############################################################################	189	#############################################################################
119		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
120	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
121		203
122	=over 4	204	=over 4
123		205
124	=item $cf::UPTIME	206	=item $cf::UPTIME
125		207
126	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
127		224
128	=item $cf::RUNTIME	225	=item $cf::RUNTIME
129		226
130	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
131	every server tick.	228	every server tick.
132		229
133	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
134	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
135	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
136		233
137	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
138	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
139	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
140	database environment.	237	database environment.
141		238
142	=item $cf::NOW
143
144	The time of the last (current) server tick.
145
146	=item $cf::TICK
147
148	The interval between server ticks, in seconds.
149
150	=item $cf::LOADAVG	239	=item $cf::LOADAVG
151		240
152	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
153	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
154	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
157		246
158	The raw value load value from the last tick.	247	The raw value load value from the last tick.
159		248
160	=item %cf::CFG	249	=item %cf::CFG
161		250
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	252	from wherever your confdir points to.
164		253
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		255
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
168	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
		278	=item @cf::INVOKE_RESULTS
		279
		280	This array contains the results of the last C<invoke ()> call. When
		281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		282	that call.
		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
170		289
171	=back	290	=back
172		291
173	=cut	292	=cut
174		293
175	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
176	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
177	my $msg = join "", @_;	301	my $msg = join "", @_;
178		302
179	$msg .= "\n"	303	$msg .= "\n"
180	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
181		305
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		307
184	utf8::encode $msg;
185	LOG llevError, $msg;	308	LOG llevWarn, $msg;
186	};	309	};
187	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
188		324
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	335	for my $pkg (qw(
200	cf::global cf::attachable	336	cf::global cf::attachable
201	cf::object cf::object::player	337	cf::object cf::object::player
202	cf::client cf::player	338	cf::client cf::player
203	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
204	cf::map cf::party cf::region	341	cf::party cf::region
205	)) {	342	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	344	}
209		345
210	$Event::DIED = sub {	346	$EV::DIED = sub {
211	warn "error in event callback: @_";	347	warn "error in event callback: $@";
212	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
213		354
214	#############################################################################	355	#############################################################################
215		356
216	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
217		358
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	380	$d
240	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
241	}	382	}
242		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
243	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
244		437
245	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
246		439
247	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
248		441
249	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
250		443
251	=cut	444	=cut
252		445
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		447
255	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
257		512
258	=item cf::lock_wait $string	513	=item cf::lock_wait $string
259		514
260	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
261		516
262	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
263		518
264	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
267	returned.	522	returned.
268		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
269	Lock names should begin with a unique identifier (for example, cf::map::find	527	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
271		529
272	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
273		531
274	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
275		533
276	=cut	534	=cut
277		535
278	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
279		537
280	sub lock_wait($) {	538	sub lock_wait($) {
281	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	540	}
289		541
290	sub lock_acquire($) {	542	sub lock_acquire($) {
291	my ($key) = @_;	543	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	544	}
303		545
304	sub lock_active($) {	546	sub lock_active($) {
305	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	548	}
309		549
310	sub freeze_mainloop {	550	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
312		552
313	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	554	}
		555
		556	=item cf::periodic $interval, $cb
		557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
		569	}
		570
		571	=item cf::get_slot $time[, $priority[, $name]]
		572
		573	Allocate $time seconds of blocking CPU time at priority C<$priority>
		574	(default: 0): This call blocks and returns only when you have at least
		575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
		580
		581	The optional C<$name> can be used to identify the job to run. It might be
		582	used for statistical purposes and should identify the same time-class.
		583
		584	Useful for short background jobs.
		585
		586	=cut
		587
		588	our @SLOT_QUEUE;
		589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
		591
		592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
		596	my $signal = new Coro::Signal;
		597	my $busy;
		598
		599	while () {
		600	next_job:
		601
		602	my $avail = cf::till_tick;
		603
		604	for (0 .. $#SLOT_QUEUE) {
		605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
		607	my $job = splice @SLOT_QUEUE, $_, 1, ();
		608	$job->[2]->send;
		609	Coro::cede;
		610	goto next_job;
		611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		613	}
		614	}
		615
		616	if (@SLOT_QUEUE) {
		617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		618	$WAIT_FOR_TICK->wait;
		619	} else {
		620	$busy = 0;
		621	Coro::schedule;
		622	}
315	};	623	}
316	$TICK_WATCHER->stop;	624	};
317	$guard	625
		626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
		629	my ($time, $pri, $name) = @_;
		630
		631	$time = clamp $time, 0.01, $TICK * .6;
		632
		633	my $sig = new Coro::Signal;
		634
		635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		637	$SLOT_QUEUE->ready;
		638	$sig->wait;
318	}	639	}
319		640
320	=item cf::async { BLOCK }	641	=item cf::async { BLOCK }
321		642
322	Currently the same as Coro::async_pool, meaning you cannot use	643	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		648
328	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
329		650
330	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
331		652
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	656	acceptable.
336		657
337	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
342	=cut	663	=cut
343		664
344	sub sync_job(&) {	665	sub sync_job(&) {
345	my ($job) = @_;	666	my ($job) = @_;
346		667
347	if ($Coro::current == $Coro::main) {	668	if (in_main) {
348	my $time = Event::time;	669	my $time = AE::time;
349		670
350	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
352		673
353	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	675
355	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
356		677
357	my $busy = 1;	678	my $busy = 1;
358	my @res;	679	my @res;
359		680
360	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	683	@res = eval { $job->() };
362	warn $@ if $@;	684	error $@ if $@;
363	undef $busy;	685	undef $busy;
364	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
365		687
366	while ($busy) {	688	while ($busy) {
367	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
368	}	693	}
		694	}
369		695
370	$time = Event::time - $time;	696	my $time = AE::time - $time;
371		697
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
376		699
377	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
378	} else {	701	} else {
379	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
380		703
…		…
400	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
401		724
402	$coro	725	$coro
403	}	726	}
404		727
405	=item fork_call { }, $args	728	=item fork_call { }, @args
406		729
407	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
411		734
412	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
413		740
414	sub fork_call(&@) {	741	sub fork_call(&@) {
415	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
416		743
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	744	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	745	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	746	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		747
422	if (my $pid = fork) {	748	my @res = Coro::Util::fork_eval {
423	close $fh2;	749	cf::post_fork;
		750	&$cb
		751	} @args;
424		752
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	753	wantarray ? @res : $res[-1]
426	warn "pst<$res>" unless $res =~ /^pst/;	754	}
427	$res = Coro::Storable::thaw $res;
428		755
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	756	sub objinfo {
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;
436	local $SIG{__WARN__};
437	local $SIG{__DIE__};
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442
443	my @res = eval { $cb->(@args) };
444
445	open my $fh, ">", \my $buf
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}	757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
460	}	792	}
461		793
462	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
463		795
464	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
467		799
468	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
469	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
470		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
471	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
472		829
473	our $DB;	830	our $DB;
474		831
475	sub db_init {	832	sub db_init {
476	unless ($DB) {	833	$DB ||= db_table "db";
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {
480	eval {
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}
490	}	834	}
491		835
492	sub db_get($$) {	836	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
494		838
495	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
496	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
497		843
498	$! ? ()	844	$! ? ()
499	: $data	845	: $data
500	}
501	}	846	}
502		847
503	sub db_put($$$) {	848	sub db_put($$$) {
504	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
505	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
533		878
534	my @data;	879	my @data;
535	my $md5;	880	my $md5;
536		881
537	for (0 .. $#$src) {	882	for (0 .. $#$src) {
538	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
539	or Carp::croak "$src->[$_]: $!";
540	}	884	}
541		885
542	# if processing is expensive, check	886	# if processing is expensive, check
543	# checksum first	887	# checksum first
544	if (1) {	888	if (1) {
545	$md5 =	889	$md5 =
546	join "\x00",	890	join "\x00",
547	$processversion,	891	$processversion,
548	map {	892	map {
549	Coro::cede;	893	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	895	} 0.. $#$src;
552		896
553		897
554	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
557		901
558	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
559	}	903	}
560	}	904	}
561		905
562	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
563	my $data = $process->(\@data);	907	my $data = $process->(\@data);
564	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
565		909
566	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
567		911
568	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
569	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
570	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
571		915
…		…
581		925
582	=cut	926	=cut
583		927
584	sub datalog($@) {	928	sub datalog($@) {
585	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
586	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
587	}	931	}
588		932
589	=back	933	=back
590		934
591	=cut	935	=cut
592		936
593	#############################################################################	937	#############################################################################
594		938
595	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
596		940
597	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
598	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
599	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
600		944
601	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
602	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
603	Crossfire TRT).	947	Deliantra).
604		948
605	=over 4	949	=over 4
606		950
607	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
608		952
…		…
652	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
653		997
654	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
655	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
656		1000
657	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
658	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
659		1003
660	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
661		1005
662	=over 4	1006	=over 4
…		…
786		1130
787	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
788	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
789		1133
790	} elsif (ref $type) {	1134	} elsif (ref $type) {
791	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
792		1136
793	} else {	1137	} else {
794	shift @arg;	1138	shift @arg;
795	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
796	}	1140	}
797	}	1141	}
798	}	1142	}
799		1143
800	sub _object_attach {	1144	sub _object_attach {
…		…
810	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
811	}	1155	}
812		1156
813	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
814	} else {	1158	} else {
815	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
816	}	1160	}
817		1161
818	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
819	}	1163	}
820		1164
…		…
860	";	1204	";
861	die if $@;	1205	die if $@;
862	}	1206	}
863		1207
864	our $override;	1208	our $override;
865	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1209	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
866		1210
867	sub override {	1211	sub override {
868	$override = 1;	1212	$override = 1;
869	@invoke_results = ();	1213	@INVOKE_RESULTS = (@_);
870	}	1214	}
871		1215
872	sub do_invoke {	1216	sub do_invoke {
873	my $event = shift;	1217	my $event = shift;
874	my $callbacks = shift;	1218	my $callbacks = shift;
875		1219
876	@invoke_results = ();	1220	@INVOKE_RESULTS = ();
877		1221
878	local $override;	1222	local $override;
879		1223
880	for (@$callbacks) {	1224	for (@$callbacks) {
881	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
882		1226
883	if ($@) {	1227	if ($@) {
884	warn "$@";
885	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
886	override;	1229	override;
887	}	1230	}
888		1231
889	return 1 if $override;	1232	return 1 if $override;
890	}	1233	}
891		1234
892	0	1235	0
893	}	1236	}
894		1237
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1239
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1241
899	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
900		1243
901	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1244	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
902	removed in future versions), and there is no public API to access override	1245	removed in future versions), and there is no public API to access override
903	results (if you must, access C<@cf::invoke_results> directly).	1246	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1247
905	=back	1248	=back
906		1249
907	=cut	1250	=cut
908		1251
909	#############################################################################	1252	#############################################################################
910	# object support	1253	# object support
		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
		1288	sub _can_merge {
		1289	my ($ob1, $ob2) = @_;
		1290
		1291	++$SLOW_MERGES;#d#
		1292
		1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
		1295	}
911		1296
912	sub reattach {	1297	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1299	my ($obj) = @_;
915		1300
		1301	# no longer needed after getting rid of delete_package?
916	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
917		1303
918	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
919		1305
920	@$registry = ();	1306	@$registry = ();
921		1307
…		…
926	for (@$attach) {	1312	for (@$attach) {
927	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
928	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
929	}	1315	}
930	} else {	1316	} else {
931	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
932	}	1318	}
933	}	1319	}
934	}	1320	}
935		1321
936	cf::attachable->attach (	1322	cf::attachable->attach (
937	prio => -1000000,	1323	prio => -1000000,
938	on_instantiate => sub {	1324	on_instantiate => sub {
939	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
940		1326
941	$data = from_json $data;	1327	$data = decode_json $data;
942		1328
943	for (@$data) {	1329	for (@$data) {
944	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
945		1331
946	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1348	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
964		1350
965	sync_job {	1351	sync_job {
966	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
969		1357
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
974	close $fh;	1365	aio_close $fh;
975		1366
976	if (@$objs) {	1367	if (@$objs) {
977	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
978	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
981	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	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;
		1374	aio_fsync $fh;
		1375	}
982	close $fh;	1376	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
984	}	1378	}
985	} else {	1379	} else {
986	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
987	}	1381	}
988		1382
989	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1387	} else {
991	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
992	}	1389	}
993	} else {	1390	} else {
994	aio_unlink $filename;	1391	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
996	}	1393	}
997	}	1394	};
998	}	1395	}
999		1396
1000	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1002		1399
…		…
1014	or return;	1411	or return;
1015		1412
1016	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1415	or return;
		1416
1019	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1020	}	1419	}
1021		1420
		1421	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1024	return ($data, $av);	1426	($data, $av)
1025	}	1427	}
1026		1428
1027	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1028		1430
1029	=over 4	1431	=over 4
…		…
1031	=cut	1433	=cut
1032		1434
1033	#############################################################################	1435	#############################################################################
1034	# command handling &c	1436	# command handling &c
1035		1437
1036	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1037		1439
1038	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1039	$name.	1441	$name.
1040		1442
1041	=cut	1443	=cut
…		…
1047	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1048		1450
1049	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1050	}	1452	}
1051		1453
1052	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1053		1455
1054	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1055	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1056	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1057	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1058	has logged in successfully.	1460	has logged in successfully.
1059		1461
1060	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1061	called.
1062		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1063	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1064		1470
1065	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1066	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1067	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1068	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1069	log-in.	1475	log-in.
1070		1476
1071	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1072	called.
1073		1478
1074	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1075		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1076	sub register_extcmd {	1486	sub register_extcmd($$) {
1077	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1078		1488
1079	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1080	}	1490	}
1081		1491
1082	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1083	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1084		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1085	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1086	}	1502	}
1087		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1088	cf::player->attach (	1512	cf::player->attach (
1089	on_command => sub {	1513	on_unknown_command => sub {
1090	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1091		1515
1092	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1093	or return;	1517	or return;
1094		1518
…		…
1102	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1103		1527
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1529
1106	if (ref $msg) {	1530	if (ref $msg) {
		1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1532
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1533	if (my $cb = $EXTACMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1534	$cb->(
1109	$pl->ext_reply ($msg->{msgid}, %reply);	1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
		1546	@reply = $cb->($pl, @payload);
1110	}	1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1111	}	1551	}
		1552
1112	} else {	1553	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1555	}
1115		1556
1116	cf::override;	1557	cf::override;
1117	},	1558	},
1118	);	1559	);
1119		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1120	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1121	cf::sync_job {	1590	cf::sync_job {
1122	my %todo;	1591	my %todo;
1123		1592
1124	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1125	next unless -r $path;	1594	next unless -r $path;
…		…
1143		1612
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1615
1147	$ext{source} =	1616	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1149	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1150	. $source	1619	. $source
1151	. "\n};\n1";	1620	. "\n};\n1";
1152		1621
1153	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1154	}	1623	}
1155		1624
		1625	my $pass = 0;
1156	my %done;	1626	my %done;
1157	while (%todo) {	1627	while (%todo) {
1158	my $progress;	1628	my $progress;
1159		1629
		1630	++$pass;
		1631
		1632	ext:
1160	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1635	next ext
1163	unless exists $done{$_};	1636	unless exists $done{$_};
1164	}	1637	}
1165		1638
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1640
1168	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1173	warn $msg;	1657
1174	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1175	exit 1;	1659	delete $todo{$k};
1176	}	1660	} else {
1177		1661	$done{$k} = delete $todo{$k};
1178	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1179	}	1667	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1668	}
1185		1669
1186	skip:	1670	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1189	}	1680	}
1190	};	1681	};
1191	}	1682	}
1192		1683
1193	#############################################################################	1684	#############################################################################
1194		1685
1195	=back	1686	=back
1196		1687
1197	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1198		1689
1199	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1200		1691
1201	=cut	1692	=cut
1202		1693
1203	package cf::player;	1694	package cf::player;
1204		1695
1205	use Coro::AIO;	1696	use Coro::AIO;
1206		1697
1207	=head3 cf::player	1698	=head3 cf::player
1208		1699
1209	=over 4	1700	=over 4
		1701
		1702	=item cf::player::num_playing
		1703
		1704	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1705
		1706	=cut
		1707
		1708	sub num_playing {
		1709	scalar grep
		1710	$_->ob->map
		1711	&& !$_->hidden
		1712	&& !$_->ob->flag (cf::FLAG_WIZ),
		1713	cf::player::list
		1714	}
1210		1715
1211	=item cf::player::find $login	1716	=item cf::player::find $login
1212		1717
1213	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1214		1719
…		…
1233		1738
1234	sub exists($) {	1739	sub exists($) {
1235	my ($login) = @_;	1740	my ($login) = @_;
1236		1741
1237	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1239	}	1744	}
1240		1745
1241	sub find($) {	1746	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1748	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1759
1255	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1761	or return;
		1762
		1763	my $pl = cf::player::load_pl $f
		1764	or return;
		1765
		1766	local $cf::PLAYER_LOADING{$login} = $pl;
		1767	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1258	}	1769	}
1259	}	1770	}
1260	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
1261		1785
1262	sub save($) {	1786	sub save($) {
1263	my ($pl) = @_;	1787	my ($pl) = @_;
1264		1788
1265	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1271		1795
1272	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1274		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1803
1275	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1276	Coro::cede;	1805	cf::cede_to_tick;
1277	}	1806	}
1278		1807
1279	sub new($) {	1808	sub new($) {
1280	my ($login) = @_;	1809	my ($login) = @_;
1281		1810
…		…
1287	$cf::PLAYER{$login} = $self;	1816	$cf::PLAYER{$login} = $self;
1288		1817
1289	$self	1818	$self
1290	}	1819	}
1291		1820
		1821	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1822
		1823	=cut
		1824
		1825	sub send_msg {
		1826	my $ns = shift->ns
		1827	or return;
		1828	$ns->send_msg (@_);
		1829	}
		1830
1292	=item $pl->quit_character	1831	=item $pl->quit_character
1293		1832
1294	Nukes the player without looking back. If logged in, the connection will	1833	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1834	be destroyed. May block for a long time.
1296		1835
…		…
1300	my ($pl) = @_;	1839	my ($pl) = @_;
1301		1840
1302	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1303		1842
1304	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1305	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1306		1845
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1308	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1310	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1311		1854
1312	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1314	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1349	or return [];	1892	or return [];
1350		1893
1351	my @logins;	1894	my @logins;
1352		1895
1353	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
		1897	my $path = path $login;
		1898
		1899	# a .pst is a dead give-away for a valid player
		1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1357		1906
1358	utf8::decode $login;	1907	utf8::decode $login;
1359	push @logins, $login;	1908	push @logins, $login;
1360	}	1909	}
1361		1910
1362	\@logins	1911	\@logins
1363	}	1912	}
1364		1913
1365	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1366		1917
1367	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1368	player. May block.	1919	player. May block.
1369		1920
1370	=cut	1921	=cut
…		…
1388	}	1939	}
1389		1940
1390	\@paths	1941	\@paths
1391	}	1942	}
1392		1943
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1945
1395	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1396		1947
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)
1444
1445	Sends an ext reply to the player.
1446
1447	=cut
1448
1449	sub ext_reply($$%) {
1450	my ($self, $id, %msg) = @_;
1451
1452	$msg{msgid} = $id;
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}
1455
1456	=item $player->ext_event ($type, %msg)	1948	=item $player->ext_msg ($type, @msg)
1457		1949
1458	Sends an ext event to the client.	1950	Sends an ext event to the client.
1459		1951
1460	=cut	1952	=cut
1461		1953
1462	sub ext_event($$%) {	1954	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1955	my ($self, $type, @msg) = @_;
1464		1956
1465	$self->ns->ext_event ($type, %msg);	1957	$self->ns->ext_msg ($type, @msg);
1466	}	1958	}
1467		1959
1468	=head3 cf::region	1960	=head3 cf::region
1469		1961
1470	=over 4	1962	=over 4
…		…
1480	=cut	1972	=cut
1481		1973
1482	sub find_by_path($) {	1974	sub find_by_path($) {
1483	my ($path) = @_;	1975	my ($path) = @_;
1484		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
		1978
1485	my ($match, $specificity);	1979	my ($match, $specificity);
1486		1980
1487	for my $region (list) {	1981	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1982	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1983	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1984	if $region->specificity > $specificity;
1491	}	1985	}
1492	}	1986	}
1493		1987
…		…
1514	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1516		2010
1517	sub generate_random_map {	2011	sub generate_random_map {
1518	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1519	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1520	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1524	$rmp->{exit_on_final_map},
1525	$rmp->{xsize}, $rmp->{ysize},
1526	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1527	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1528	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1529	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1530	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1531	(cf::region::find $rmp->{region}), $rmp->{custom}
1532	)
1533	}	2017	}
1534		2018
1535	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1536		2020
1537	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1542		2026
1543	sub register {	2027	sub register {
1544	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1545	my $pkg = caller;	2029	my $pkg = caller;
1546		2030
1547	no strict;
1548	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1549		2032
1550	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1551	}	2034	}
1552		2035
1553	# also paths starting with '/'	2036	# also paths starting with '/'
1554	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1555		2038
1556	sub thawer_merge {	2039	sub thawer_merge {
1557	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1558		2041
1559	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1564	}	2047	}
1565		2048
1566	sub normalise {	2049	sub normalise {
1567	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1568		2051
1569	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1570		2053
1571	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1572		2055
1573	# map plan:	2056	# map plan:
1574	#	2057	#
…		…
1589	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1590	$path = "$base/$path";	2073	$path = "$base/$path";
1591	}	2074	}
1592		2075
1593	for ($path) {	2076	for ($path) {
1594	redo if s{//}{/};
1595	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1596	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1597	}	2079	}
1598		2080
1599	$path	2081	$path
…		…
1613	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1614	return $self;	2096	return $self;
1615	}	2097	}
1616	}	2098	}
1617		2099
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1619	()	2101	()
1620	}	2102	}
1621		2103
		2104	# may re-bless or do other evil things
1622	sub init {	2105	sub init {
1623	my ($self) = @_;	2106	my ($self) = @_;
1624		2107
1625	$self	2108	$self
1626	}	2109	}
…		…
1645		2128
1646	# the temporary/swap location	2129	# the temporary/swap location
1647	sub save_path {	2130	sub save_path {
1648	my ($self) = @_;	2131	my ($self) = @_;
1649		2132
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1652	}	2135	}
1653		2136
1654	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1655	sub uniq_path {	2138	sub uniq_path {
1656	my ($self) = @_;	2139	my ($self) = @_;
1657		2140
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	2143	}
1670		2144
1671	sub decay_objects {	2145	sub decay_objects {
1672	my ($self) = @_;	2146	my ($self) = @_;
1673		2147
…		…
1686		2160
1687	sub load_header_from($) {	2161	sub load_header_from($) {
1688	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1689		2163
1690	utf8::encode $path;	2164	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	2166	or return;
1696		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1697	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1698		2175
1699	1	2176	1
1700	}	2177	}
1701		2178
		2179	# used to laod the header of an original map
1702	sub load_header_orig {	2180	sub load_header_orig {
1703	my ($self) = @_;	2181	my ($self) = @_;
1704		2182
1705	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1706	}	2184	}
1707		2185
		2186	# used to laod the header of an instantiated map
1708	sub load_header_temp {	2187	sub load_header_temp {
1709	my ($self) = @_;	2188	my ($self) = @_;
1710		2189
1711	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1712	}	2191	}
1713		2192
		2193	# called after loading the header from an instantiated map
1714	sub prepare_temp {	2194	sub prepare_temp {
1715	my ($self) = @_;	2195	my ($self) = @_;
1716		2196
1717	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1718	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1719	# safety	2199	# safety
1720	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1721	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1722	}	2202	}
1723		2203
		2204	# called after loading the header from an original map
1724	sub prepare_orig {	2205	sub prepare_orig {
1725	my ($self) = @_;	2206	my ($self) = @_;
1726		2207
1727	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1728	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1752		2233
1753	sub find;	2234	sub find;
1754	sub find {	2235	sub find {
1755	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1756		2237
		2238	cf::cede_to_tick;
		2239
1757	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1758		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2244
1761	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1764	or return;	2247	or return;
1765		2248
1766	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1767		2250
…		…
1769	or return;	2252	or return;
1770		2253
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1774	$map->reset;	2259	$map->reset;
1775	undef $guard;
1776	return find $path;	2260	return find $path;
1777	}	2261	}
1778		2262
1779	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1780	}	2264	}
1781	}	2265	}
1782		2266
1783	sub pre_load { }	2267	sub pre_load { }
1784	sub post_load { }	2268	#sub post_load { } # XS
1785		2269
1786	sub load {	2270	sub load {
1787	my ($self) = @_;	2271	my ($self) = @_;
1788		2272
1789	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1790		2274
1791	my $path = $self->{path};	2275	my $path = $self->{path};
1792		2276
1793	{	2277	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1795		2279
		2280	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1797
1798	$self->in_memory (cf::MAP_LOADING);
1799		2282
1800	$self->alloc;	2283	$self->alloc;
1801		2284
1802	$self->pre_load;	2285	$self->pre_load;
1803	Coro::cede;	2286	cf::cede_to_tick;
1804		2287
1805	$self->_load_objects ($self->{load_path}, 1)	2288	if (exists $self->{load_path}) {
		2289	my $f = new_from_file cf::object::thawer $self->{load_path};
		2290	$f->skip_block;
		2291	$self->_load_objects ($f)
1806	or return;	2292	or return;
1807		2293
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1809	if delete $self->{load_original};	2295	if delete $self->{load_original};
1810		2296
1811	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2298	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2301	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1816	}	2306	}
1817	}
1818		2307
1819	Coro::cede;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
		2315
		2316	cf::cede_to_tick;
1820	# now do the right thing for maps	2317	# now do the right thing for maps
1821	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2320	unless $self->difficulty;
1824	Coro::cede;	2321	cf::cede_to_tick;
1825		2322
1826	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2324	$self->decay_objects;
1828	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1829	$self->update_buttons;	2326	$self->update_buttons;
1830	Coro::cede;	2327	cf::cede_to_tick;
1831	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1832	Coro::cede;
1833	$self->activate;
1834	}	2329	}
1835		2330
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2331	$self->{last_save} = $cf::RUNTIME;
		2332	$self->last_access ($cf::RUNTIME);
1837	}	2333	}
1838		2334
1839	$self->post_load;	2335	$self->post_load;
1840	}
1841		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1842	sub customise_for {	2343	sub customise_for {
1843	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1844		2345
1845	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2347	if $self->per_player;
…		…
1849	# if $self->per_party;	2350	# if $self->per_party;
1850		2351
1851	$self	2352	$self
1852	}	2353	}
1853		2354
1854	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {
1856	my ($map) = @_;
1857
1858	my @diag; # diagonal neighbours
1859
1860	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)
1862	or next;
1863	$neigh = find $neigh, $map
1864	or next;
1865	$neigh->load;
1866
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}
1870
1871	for (@diag) {
1872	my $neigh = find @$_
1873	or next;
1874	$neigh->load;
1875	}
1876	}
1877
1878	sub find_sync {	2355	sub find_sync {
1879	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1880		2357
1881	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
1882	}	2363	}
1883		2364
1884	sub do_load_sync {	2365	sub do_load_sync {
1885	my ($map) = @_;	2366	my ($map) = @_;
1886		2367
1887	cf::sync_job { $map->load };	2368	# it's a bug to call this from the main context
		2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2370	if $Coro::current == $Coro::main;
		2371
		2372	$map->load;
1888	}	2373	}
1889		2374
1890	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1892		2377
1893	sub find_async {	2378	sub find_async {
1894	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1895		2380
1896	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1897		2382
1898	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1900	}	2385	}
1901		2386
1902	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
1903	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1904	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2394	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2395	$map->load if $v;
		2396	}
1909		2397
1910	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
1911	}	2399	}
1912	}	2400	}
1913	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
1914	};	2402	};
1915	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1916		2404
1917	()	2405	()
1918	}	2406	}
1919		2407
		2408	# common code, used by both ->save and ->swapout
1920	sub save {	2409	sub _save {
1921	my ($self) = @_;	2410	my ($self) = @_;
1922
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;
1924		2411
1925	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1926		2413
1927	return unless $self->dirty;	2414	return unless $self->dirty;
1928		2415
…		…
1934	return if $self->{deny_save};	2421	return if $self->{deny_save};
1935		2422
1936	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
1937		2424
1938	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
1940	};	2428	};
		2429
		2430	cf::get_slot 0.02;
1941		2431
1942	if ($uniq) {	2432	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2435	} else {
1946	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1947	}	2437	}
1948	}	2438	}
1949		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
1950	sub swap_out {	2448	sub swap_out {
1951	my ($self) = @_;	2449	my ($self) = @_;
1952		2450
1953	# save first because save cedes
1954	$self->save;
1955
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
1958	return if $self->players;	2455	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};
1961		2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
1962	$self->clear;	2466	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2467	}
1965		2468
1966	sub reset_at {	2469	sub reset_at {
1967	my ($self) = @_;	2470	my ($self) = @_;
1968		2471
…		…
1986		2489
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2491
1989	return if $self->players;	2492	return if $self->players;
1990		2493
1991	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
1992		2495
1993	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
1994		2497
1995	# need to save uniques path	2498	# need to save uniques path
1996	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
1997	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
1998		2501
…		…
2000	if $uniq;	2503	if $uniq;
2001	}	2504	}
2002		2505
2003	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2004		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2510	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2511
2009	$self->unlink_save;	2512	$self->unlink_save;
2010	$self->destroy;	2513	$self->destroy;
2011	}	2514	}
2012		2515
2013	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2014		2517
2015	sub nuke {	2518	sub nuke {
2016	my ($self) = @_;	2519	my ($self) = @_;
2017		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2018	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2019		2525
2020	$self->unlink_save;	2526	$self->unlink_save;
2021		2527
2022	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2023	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2533
2028	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2029		2536
2030	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2031	}	2538	}
2032		2539
2033	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2075		2582
2076	sub unique_maps() {	2583	sub unique_maps() {
2077	[	2584	[
2078	map {	2585	map {
2079	utf8::decode $_;	2586	utf8::decode $_;
2080	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2081	? normalise $_	2590	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2592	]
2085	}	2593	}
2086		2594
2087	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2088		2626
2089	=back	2627	=back
2090		2628
2091	=head3 cf::object	2629	=head3 cf::object
2092		2630
…		…
2096		2634
2097	=over 4	2635	=over 4
2098		2636
2099	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2100		2638
2101	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2102		2641
2103	=cut	2642	=cut
2104		2643
2105	sub inv_recursive_;	2644	sub inv_recursive_;
2106	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2109		2648
2110	sub inv_recursive {	2649	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2112	}	2651	}
2113		2652
		2653	=item $ref = $ob->ref
		2654
		2655	Creates and returns a persistent reference to an object that can be stored as a string.
		2656
		2657	=item $ob = cf::object::deref ($refstring)
		2658
		2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2660	even if the object actually exists. May block.
		2661
		2662	=cut
		2663
		2664	sub deref {
		2665	my ($ref) = @_;
		2666
		2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2668	my ($uuid, $name) = ($1, $2);
		2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2670	or return;
		2671	$pl->ob->uuid eq $uuid
		2672	or return;
		2673
		2674	$pl->ob
		2675	} else {
		2676	warn "$ref: cannot resolve object reference\n";
		2677	undef
		2678	}
		2679	}
		2680
2114	package cf;	2681	package cf;
2115		2682
2116	=back	2683	=back
2117		2684
2118	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2691	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2127		2694
2128	=cut	2695	=cut
		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
2129		2710
2130	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2712	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2140		2721
2141	} else {	2722	} else {
2142	my $pl = $self->contr;	2723	my $pl = $self->contr;
2143		2724
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2725	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2728
2153	} else {	2729	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2732	}
2157	}	2733	}
		2734	}
		2735
		2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2737
		2738	=cut
		2739
		2740	sub cf::object::send_msg {
		2741	my $pl = shift->contr
		2742	or return;
		2743	$pl->send_msg (@_);
2158	}	2744	}
2159		2745
2160	=item $player_object->may ("access")	2746	=item $player_object->may ("access")
2161		2747
2162	Returns wether the given player is authorized to access resource "access"	2748	Returns wether the given player is authorized to access resource "access"
…		…
2175		2761
2176	=item $player_object->enter_link	2762	=item $player_object->enter_link
2177		2763
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2765
2180	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2182		2770
2183	Will never block.	2771	Will never block.
2184		2772
2185	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2186		2774
…		…
2206	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2207	my ($self) = @_;	2795	my ($self) = @_;
2208		2796
2209	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2210		2798
		2799	++$self->{_link_recursion};
		2800
2211	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2212		2802
2213	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2214	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2215		2805
2216	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2217	}	2807	}
2218		2808
2219	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2220	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2221		2811
…		…
2238	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2240		2830
2241	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2244		2834
2245	$map->load;	2835	$map->load;
2246	$map->load_diag;
2247		2836
2248	return unless $self->contr->active;	2837	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2838
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2253	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2254		2846
		2847	}
		2848
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2256		2850
2257	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2854	the new (success) or old (failed) map position. In either case, $done will
		2855	be called at the end of this process.
		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
2261		2859
2262	=cut	2860	=cut
2263		2861
2264	our $GOTOGEN;	2862	our $GOTOGEN;
2265		2863
2266	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2268		2872
2269	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2875
2272	$self->enter_link;	2876	$self->enter_link;
2273		2877
2274	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2275	my $map = eval {	2900	my $map = eval {
2276	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2277		2902
2278	if ($map) {	2903	if ($map) {
2279	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2281	} else {	2906	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2908	}
2284		2909
2285	$map	2910	$map
2286	};	2911	};
2287		2912
…		…
2292		2917
2293	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2296	}	2921	}
		2922
		2923	$done->($self) if $done;
2297	})->prio (1);	2924	})->prio (1);
2298	}	2925	}
2299		2926
2300	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2301		2928
…		…
2321	}	2948	}
2322		2949
2323	sub prepare_random_map {	2950	sub prepare_random_map {
2324	my ($exit) = @_;	2951	my ($exit) = @_;
2325		2952
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2955	# that depends on the exit object
2331		2956
2332	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2959	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2339	}	2966	}
2340		2967
2341	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2342		2969
2343	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2346		2973
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2976	undef $fh;
2350	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2351		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2354	}	2985	}
2355	}	2986	}
2356		2987
2357	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2359		2990
2360	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2361		2992
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2993	$self->enter_link;
2374		2994
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2995	(async {
2380	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2381	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2382	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2383		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2384	1;	3034	1
2385	}) {	3035	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2390		3040
2391	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2392	$self->leave_link;	3042	$self->leave_link;
2393	}	3043	}
2394	})->prio (1);	3044	})->prio (1);
2395	}	3045	}
2396		3046
…		…
2410		3060
2411	utf8::encode $text;	3061	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	3063	}
2414		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
		3088	}
		3089
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		3091
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	3093	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2421		3096
2422	=cut	3097	=cut
2423		3098
		3099	# non-persistent channels (usually the info channel)
		3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
		3107	"c/identify" => {
		3108	id => "infobox",
		3109	title => "Identify",
		3110	reply => undef,
		3111	tooltip => "Items recently identified",
		3112	},
		3113	"c/examine" => {
		3114	id => "infobox",
		3115	title => "Examine",
		3116	reply => undef,
		3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
		3211	);
		3212
2424	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2426		3215
2427	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
		3218
		3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
		3228	} elsif (ref $channel) {
		3229	# send meta info to client, if not yet sent
		3230	unless (exists $self->{channel}{$channel->{id}}) {
		3231	$self->{channel}{$channel->{id}} = $channel;
		3232	$self->ext_msg (channel_info => $channel);
		3233	}
		3234
		3235	$channel = $channel->{id};
		3236	}
2428		3237
2429	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2430		3239
2431	if ($self->can_msg) {	3240	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3242	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		3243
2444	if ($color >= 0) {	3244	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3245	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3247	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3248
		3249	$self->send_big_packet ($pkt);
		3250	}
		3251
2455	=item $client->ext_event ($type, %msg)	3252	=item $client->ext_msg ($type, @msg)
2456		3253
2457	Sends an ext event to the client.	3254	Sends an ext event to the client.
2458		3255
2459	=cut	3256	=cut
2460		3257
2461	sub cf::client::ext_event($$%) {	3258	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3259	my ($self, $type, @msg) = @_;
2463		3260
2464	$msg{msgtype} = "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2466	}	3262	}
2467		3263
2468	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2469		3265
2470	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2526		3322
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3324
2529	if (ref $msg) {	3325	if (ref $msg) {
		3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3327
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3328	if (my $cb = $EXTIACMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3329	$cb->(
2532	$reply{msgid} = $msg->{msgid};	3330	$ns,
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));	3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
		3341	@reply = $cb->($ns, @payload);
2534	}	3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2535	}	3346	}
2536	} else {	3347	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3349	}
2539		3350
2540	cf::override;	3351	cf::override;
2541	},	3352	},
2542	);	3353	);
…		…
2562		3373
2563	$coro	3374	$coro
2564	}	3375	}
2565		3376
2566	cf::client->attach (	3377	cf::client->attach (
2567	on_destroy => sub {	3378	on_client_destroy => sub {
2568	my ($ns) = @_;	3379	my ($ns) = @_;
2569		3380
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3382	},
2572	);	3383	);
…		…
2587	our $safe = new Safe "safe";	3398	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2589		3400
2590	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2591		3402
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3403	$safe->permit_only (Opcode::opset qw(
		3404	:base_core :base_mem :base_orig :base_math :base_loop
		3405	grepstart grepwhile mapstart mapwhile
		3406	sort time
		3407	));
2593		3408
2594	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
2595		3410
2596	=pod	3411	=pod
2597		3412
2598	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2599		3414
2600	cf::object	3415	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3417	insert remove name archname title slaying race decrease split
		3418	value
2603		3419
2604	cf::object::player	3420	cf::object::player
2605	player	3421	player
2606		3422
2607	cf::player	3423	cf::player
…		…
2612		3428
2613	=cut	3429	=cut
2614		3430
2615	for (	3431	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2621	) {	3438	) {
2622	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2625	for @funs;	3441	for @funs;
2626	}	3442	}
2627		3443
…		…
2642		3458
2643	my $qcode = $code;	3459	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2646		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2647	local $_;	3466	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3467
2650	my $eval =	3468	my $eval =
2651	"do {\n"	3469	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3472	. $code
2655	. "\n}"	3473	. "\n}"
2656	;	3474	;
2657		3475
		3476	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2661		3485
2662	if ($@) {	3486	if ($@) {
2663	warn "$@";	3487	warn "$@",
2664	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2665	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2666	}	3490	}
2667		3491
2668	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2669	}	3493	}
2670		3494
…		…
2684	=cut	3508	=cut
2685		3509
2686	sub register_script_function {	3510	sub register_script_function {
2687	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2688		3512
2689	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2691	}	3515	}
2692		3516
2693	=back	3517	=back
2694		3518
2695	=cut	3519	=cut
2696		3520
2697	#############################################################################	3521	#############################################################################
2698	# the server's init and main functions	3522	# the server's init and main functions
2699		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525	our @FACEDATA; # dynamically-created facedata
		3526
		3527	# internal api, not fianlised
		3528	sub set_face {
		3529	my ($name, $type, $data) = @_;
		3530
		3531	my $idx = cf::face::find $name;
		3532
		3533	if ($idx) {
		3534	delete $FACEHASH{cf::face::get_chksum $idx};
		3535	} else {
		3536	$idx = cf::face::alloc $name;
		3537	}
		3538
		3539	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3540
		3541	cf::face::set_type $idx, $type;
		3542	cf::face::set_data $idx, 0, (length $data), 0, $hash;
		3543	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3544
		3545	# we need to destroy the SV itself, not just overwrite,
		3546	# as a running ix might hold a reference to it.
		3547	# delete achieves that.
		3548	delete $FACEDATA[$idx];
		3549	$FACEDATA[$idx] = $data;
		3550	$FACEHASH{$hash} = $idx;#d#
		3551
		3552	$idx
		3553	}
		3554
		3555	our $FACEDATA; # facedata filehandle
		3556
		3557	sub _face_get_data($$$$) {
		3558	my ($idx, $size, $fofs, $cb) = @_;
		3559
		3560	if (defined $FACEDATA[$idx]) {
		3561	$cb->($FACEDATA[$idx]);
		3562	} elsif ($fofs) {
		3563	my $buf;
		3564	IO::AIO::aio_read $FACEDATA, $fofs, $size, $buf, 0, sub {
		3565	if ($_[0] == $size) {
		3566	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3567	$cb->($buf);
		3568	} else {
		3569	cf::error "INTERNAL ERROR: unable to read facedata for face $idx ($size, $fofs), ignoring request.";
		3570	}
		3571	};
		3572	} else {
		3573	cf::error "requested facedata for unknown face $idx ($size, $fofs), ignoring.";
		3574	}
		3575	}
		3576
		3577	# rather ineffient
		3578	sub cf::face::get_data($;$) {
		3579	my ($idx, $faceset) = @_;
		3580
		3581	my $size = cf::face::get_size $idx, $faceset;
		3582	my $fofs = cf::face::get_fofs $idx, $faceset;
		3583
		3584	_face_get_data $idx, $size, $fofs, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $idx, $pri, $size, $fofs) = @_;
		3590
		3591	_face_get_data $idx, $size, $fofs, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595
2700	sub load_facedata($) {	3596	sub load_facedata($) {
2701	my ($path) = @_;	3597	my ($path) = @_;
2702		3598
		3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3600
2703	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
2704		3602
2705	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
2706	0 < aio_load $path, $facedata
2707	or die "$path: $!";
2708
2709	$facedata = Coro::Storable::thaw $facedata;
2710		3604
2711	$facedata->{version} == 2	3605	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3606	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
		3607
		3608	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
		3609	or cf::cleanup "$path/facedata: $!, cnanot proceed.";
		3610
		3611	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
		3612
		3613	# BEGIN ATOMIC
		3614	# from here on, everything must be atomic - no thread switch allowed
		3615	my $t1 = EV::time;
2713		3616
2714	{	3617	{
2715	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
2716		3619
2717	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3623
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3624	cf::face::set_visibility $idx, $info->{visibility};
		3625	cf::face::set_magicmap $idx, $info->{magicmap};
		3626	cf::face::set_data $idx, 0, $info->{size32}, $info->{fofs32}, $info->{hash32};
		3627	cf::face::set_data $idx, 1, $info->{size64}, $info->{fofs64}, $info->{hash64};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3629	$FACEHASH{$info->{hash64}} = $idx;#d#
2722	Coro::cede;
2723	}	3630	}
2724		3631
2725	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3633	next unless $info->{smooth};
		3634
2727	my $idx = cf::face::find $face	3635	my $idx = cf::face::find $face
2728	or next;	3636	or next;
		3637
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
		3639	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3641	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3643	}
2734	Coro::cede;
2735	}	3644	}
2736	}	3645	}
2737		3646
2738	{	3647	{
2739	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
2740		3649
2741	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;
2744	}	3652	}
2745		3653
2746	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
2747	}	3655	}
2748		3656
		3657	{
		3658	my $res = $facedata->{resource};
		3659
		3660	while (my ($name, $info) = each %$res) {
		3661	if (defined (my $type = $info->{type})) {
		3662	# TODO: different hash - must free and use new index, or cache ixface data queue
		3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3664
		3665	cf::face::set_type $idx, $type;
		3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
		3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3668	$FACEHASH{$info->{hash}} = $idx;#d#
		3669	} else {
		3670	# $RESOURCE{$name} = $info; # unused
		3671	}
		3672	}
		3673	}
		3674
		3675	($fh, $FACEDATA) = ($FACEDATA, $fh);
		3676
		3677	# HACK to clear player env face cache, we need some signal framework
		3678	# for this (global event?)
		3679	%ext::player_env::MUSIC_FACE_CACHE = ();
		3680
		3681	# END ATOMIC
		3682
		3683	cf::debug "facedata atomic update time ", EV::time - $t1;
		3684
		3685	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3686
		3687	aio_close $fh if $fh; # close old facedata
		3688
2749	1	3689	1
2750	}	3690	}
2751		3691
		3692	register_exticmd fx_want => sub {
		3693	my ($ns, $want) = @_;
		3694
		3695	while (my ($k, $v) = each %$want) {
		3696	$ns->fx_want ($k, $v);
		3697	}
		3698	};
		3699
		3700	sub load_resource_file($) {
		3701	my $guard = lock_acquire "load_resource_file";
		3702
		3703	my $status = load_resource_file_ $_[0];
		3704	get_slot 0.1, 100;
		3705	cf::arch::commit_load;
		3706
		3707	$status
		3708	}
		3709
		3710	sub reload_exp_table {
		3711	_reload_exp_table;
		3712
		3713	set_face "res/exp_table" => FT_RSRC,
		3714	JSON::XS->new->utf8->canonical->encode (
		3715	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3716	);
		3717	}
		3718
		3719	sub reload_materials {
		3720	_reload_materials;
		3721	}
		3722
2752	sub reload_regions {	3723	sub reload_regions {
		3724	# HACK to clear player env face cache, we need some signal framework
		3725	# for this (global event?)
		3726	%ext::player_env::MUSIC_FACE_CACHE = ();
		3727
2753	load_resource_file "$MAPDIR/regions"	3728	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3729	or die "unable to load regions file\n";
		3730
		3731	for (cf::region::list) {
		3732	$_->{match} = qr/$_->{match}/
		3733	if exists $_->{match};
		3734	}
2755	}	3735	}
2756		3736
2757	sub reload_facedata {	3737	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
2759	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
2760	}	3740	}
2761		3741
2762	sub reload_archetypes {	3742	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references	3745
2766	# this really needs to be done in an extra post-pass	3746	set_face "res/skill_info" => FT_RSRC,
2767	# (which needs to be synchronous, so solve it differently)	3747	JSON::XS->new->utf8->canonical->encode (
2768	load_resource_file "$DATADIR/archetypes"	3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2769	or die "unable to load archetypes\n";	3749	);
		3750	set_face "res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
2770	}	3754	}
2771		3755
2772	sub reload_treasures {	3756	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
2775	}	3759	}
2776		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
2777	sub reload_resources {	3781	sub reload_resources {
2778	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
2779		3783
		3784	reload_materials;
		3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
		3788	reload_archetypes;
2780	reload_regions;	3789	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3790	reload_treasures;
2785		3791
2786	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
2787	}	3793	}
2788		3794
2789	sub init {	3795	sub reload_config {
2790	reload_resources;	3796	trace "reloading config file...\n";
2791	}
2792		3797
2793	sub cfg_load {	3798	my $config = load_file "$CONFDIR/config";
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3799	utf8::decode $config;
2795	or return;	3800	*CFG = decode_yaml $config;
2796		3801
2797	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;
2799
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2801		3803
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2804		3806
2805	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
2809	};	3811	};
2810	warn $@ if $@;	3812	warn $@ if $@;
2811	}	3813	}
2812	}	3814	}
2813		3815
		3816	sub pidfile() {
		3817	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3818	or die "$PIDFILE: $!";
		3819	flock $fh, &Fcntl::LOCK_EX
		3820	or die "$PIDFILE: flock: $!";
		3821	$fh
		3822	}
		3823
		3824	# make sure only one server instance is running at any one time
		3825	sub atomic {
		3826	my $fh = pidfile;
		3827
		3828	my $pid = <$fh>;
		3829	kill 9, $pid if $pid > 0;
		3830
		3831	seek $fh, 0, 0;
		3832	print $fh $$;
		3833	}
		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
2814	sub main {	3844	sub main {
		3845	cf::init_globals; # initialise logging
		3846
		3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3851
		3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3853
2815	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3855	$Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3857	(async {
2819	Event::one_event;	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3859	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
2821	};	3861	};
2822		3862
2823	cfg_load;	3863	evthread_start IO::AIO::poll_fileno;
		3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
2824	db_init;	3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
		3876	reload_resources;
		3877	reload_config;
		3878
		3879	cf::init_uuid;
		3880	cf::init_signals;
		3881	cf::init_skills;
		3882
		3883	cf::init_beforeplay;
		3884
		3885	atomic;
		3886
2825	load_extensions;	3887	load_extensions;
2826		3888
2827	$TICK_WATCHER->start;	3889	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3890
		3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
		3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3894
		3895	cf::_post_init 0;
		3896	};
		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
2829	}	3906	}
2830		3907
2831	#############################################################################	3908	#############################################################################
2832	# initialisation and cleanup	3909	# initialisation and cleanup
2833		3910
2834	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
2835	BEGIN {	3912	BEGIN {
		3913	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
2844	},
2845	);	3917	};
2846	}	3918	}
2847	}	3919	}
2848		3920
2849	sub write_runtime {	3921	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3922	my $t0 = AE::time;
2851		3923
2852	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
2854		3926
2855	IO::AIO::aio_utime $runtime, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3928
2857	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
2858		3930
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3932	or return;
2861		3933
2862	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3946	aio_utime $fh, undef, undef;
2875		3947
2876	close $fh	3948	close $fh
2877	or return;	3949	or return;
2878		3950
2879	aio_rename "$runtime~", $runtime	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3952	and return;
2881		3953
2882	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3955
2884	1	3956	1
		3957	}
		3958
		3959	our $uuid_lock;
		3960	our $uuid_skip;
		3961
		3962	sub write_uuid_sync($) {
		3963	$uuid_skip ||= $_[0];
		3964
		3965	return if $uuid_lock;
		3966	local $uuid_lock = 1;
		3967
		3968	my $uuid = "$LOCALDIR/uuid";
		3969
		3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3971	or return;
		3972
		3973	my $value = uuid_seq uuid_cur;
		3974
		3975	unless ($value) {
		3976	info "cowardly refusing to write zero uuid value!\n";
		3977	return;
		3978	}
		3979
		3980	my $value = uuid_str $value + $uuid_skip;
		3981	$uuid_skip = 0;
		3982
		3983	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3984	and return;
		3985
		3986	# always fsync - this file is important
		3987	aio_fsync $fh
		3988	and return;
		3989
		3990	close $fh
		3991	or return;
		3992
		3993	aio_rename "$uuid~", $uuid
		3994	and return;
		3995
		3996	trace "uuid file written ($value).\n";
		3997
		3998	1
		3999
		4000	}
		4001
		4002	sub write_uuid($$) {
		4003	my ($skip, $sync) = @_;
		4004
		4005	$sync ? write_uuid_sync $skip
		4006	: async { write_uuid_sync $skip };
2885	}	4007	}
2886		4008
2887	sub emergency_save() {	4009	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
2889		4011
2890	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
2891		4018
2892	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
2893	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	4028	$pl->valid or next;
		4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	4030	$pl->save;
2901	}	4031	}
2902	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
2903		4033
2904	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	4039	$map->valid or next;
2908	$map->save;	4040	$map->save;
2909	}	4041	}
2910	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
2911		4043
2912	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
		4049
		4050	info "emergency_perl_save: begin write uuid\n";
		4051	write_uuid_sync 1;
		4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
2915	};	4072	};
2916		4073
2917	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
2918	}	4075	}
2919		4076
2920	sub post_cleanup {	4077	sub post_cleanup {
2921	my ($make_core) = @_;	4078	my ($make_core) = @_;
2922		4079
		4080	IO::AIO::flush;
		4081
2923	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	4083	if $make_core;
		4084
		4085	my $fh = pidfile;
		4086	unlink $PIDFILE if <$fh> == $$;
		4087	}
		4088
		4089	# a safer delete_package, copied from Symbol
		4090	sub clear_package($) {
		4091	my $pkg = shift;
		4092
		4093	# expand to full symbol table name if needed
		4094	unless ($pkg =~ /^main::.*::$/) {
		4095	$pkg = "main$pkg" if $pkg =~ /^::/;
		4096	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4097	$pkg .= '::' unless $pkg =~ /::$/;
		4098	}
		4099
		4100	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4101	my $stem_symtab = *{$stem}{HASH};
		4102
		4103	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4104	or return;
		4105
		4106	# clear all symbols
		4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4108	for my $name (keys %$leaf_symtab) {
		4109	_gv_clear *{"$pkg$name"};
		4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4111	}
2925	}	4112	}
2926		4113
2927	sub do_reload_perl() {	4114	sub do_reload_perl() {
2928	# can/must only be called in main	4115	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
2930	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
2931	return;	4118	return;
2932	}	4119	}
2933		4120
2934	warn "reloading...";	4121	return if $RELOAD++;
2935		4122
2936	warn "entering sync_job";	4123	my $t1 = AE::time;
2937		4124
		4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
		4128
		4129	trace "perl_reload: entering sync_job";
		4130
2938	cf::sync_job {	4131	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark
2940	cf::emergency_save;	4132	#cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark
2942		4133
2943	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;
2945
2946	# if anything goes wrong in here, we should simply crash as we already saved
2947
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;
2959	warn "iterate...";
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();	4136	%EXT_CORO = ();
2967		4137
2968	warn "removing commands";	4138	trace "perl_reload: removing commands";
2969	%COMMAND = ();	4139	%COMMAND = ();
2970		4140
2971	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
2972	%EXTCMD = ();	4142	%EXTCMD = ();
2973	%EXTICMD = ();	4143	%EXTICMD = ();
2974		4144
2975	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
2978		4148
2979	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
2980	eval {	4150	eval {
2981	$cb->($pkg);	4151	$cb->($pkg);
2982	1	4152	1
2983	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
		4154	}
		4155
		4156	trace "... clearing $pkg";
		4157	clear_package $pkg;
2984	}	4158	}
2985		4159
2986	warn "... nuking $pkg";
2987	Symbol::delete_package $pkg;
2988	}
2989
2990	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2991	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		4163
2994	warn "... unloading $k";	4164	trace "... unloading $k";
2995	delete $INC{$k};	4165	delete $INC{$k};
2996		4166
2997	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
2999		4169
3000	if (my $cb = $k->can ("unload_module")) {	4170	if (my $cb = $k->can ("unload_module")) {
3001	$cb->();	4171	$cb->();
		4172	}
		4173
		4174	clear_package $k;
3002	}	4175	}
3003		4176
3004	Symbol::delete_package $k;
3005	}
3006
3007	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	4178	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		4180
3011	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		4184
3015	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3016	# and global variables created in xs	4186	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3018		4188
3019	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3020		4190
3021	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3022	require cf;	4192	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3024		4194
3025	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3026	cf::cfg_load;	4196	cf::reload_config;
3027		4197
3028	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3029	cf::load_extensions;	4199	cf::load_extensions;
3030		4200
		4201	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3034	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3037		4209
3038	warn "leaving sync_job";	4210	cf::_post_init 1;
3039		4211
		4212	trace "perl_reload: leaving sync_job";
		4213
3040	1	4214	1
3041	} or do {	4215	} or do {
3042	warn $@;	4216	error $@;
3043	warn "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3044	exit 1;	4218	};
		4219
		4220	--$RELOAD;
3045	};	4221	}
3046		4222
3047	warn "reloaded";	4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3048	};	4225	};
3049		4226
3050	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3051		4228
3052	sub reload_perl() {	4229	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3055		4232
3056	$RELOAD_WATCHER ||= Event->timer (	4233	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	4234	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	4235
3059	data => WF_AUTOCANCEL,	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	4237	do_reload_perl;
3062	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
3063	},	4239	};
3064	);	4240	};
3065	}	4241	}
3066		4242
3067	register_command "reload" => sub {	4243	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
3069		4245
3070	if ($who->flag (FLAG_WIZ)) {	4246	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	4247	$who->message ("reloading server.");
		4248	async {
		4249	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	4250	reload_perl;
		4251	};
3073	}	4252	}
3074	};	4253	};
3075		4254
3076	unshift @INC, $LIBDIR;	4255	#############################################################################
3077		4256
3078	my $bug_warning = 0;	4257	my $bug_warning = 0;
3079		4258
3080	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;
3082
3083	sub wait_for_tick {	4259	sub wait_for_tick() {
3084	return unless $TICK_WATCHER->is_active;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3085	return if $Coro::current == $Coro::main;
3086		4261
3087	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3088	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;
3090	}	4263	}
3091		4264
3092	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3093	return unless $TICK_WATCHER->is_active;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3094	return if $Coro::current == $Coro::main;
3095		4267
3096	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	4270	$signal->wait;
3099	}	4271	}
3100		4272
3101	my $min = 1e6;#d#	4273	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	4274	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3113	return;	4277	return;
3114	}	4278	}
3115		4279
3116	$NOW = $tick_start = Event::time;	4280	cf::one_tick; # one server iteration
3117		4281
3118	cf::server_tick; # one server iteration	4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3119		4283
3120	0 && sync_job {#d#	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	for(1..10) {	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3122	my $t = Event::time;	4286	Coro::async_pool {
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4287	$Coro::current->{desc} = "runtime saver";
3124	or die;	4288	write_runtime_sync
3125		4289	or error "ERROR: unable to write runtime file: $!";
3126	$map->width (50);
3127	$map->height (50);
3128	$map->alloc;
3129	$map->_load_objects ("/tmp/x.map", 1);
3130	my $t = Event::time - $t;
3131
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	4290	};
		4291	}
3142		4292
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	4294	$sig->send;
3159	}	4295	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3161	$sig->send;
3162	}
3163		4297
3164	$NOW = Event::time;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		4300
3175	_post_tick;	4301	if (0) {
3176		4302	if ($NEXT_TICK) {
3177		4303	my $jitter = $TICK_START - $NEXT_TICK;
		4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4305	debug "jitter $JITTER\n";#d#
		4306	}
3178	},	4307	}
3179	);	4308	}
3180		4309
3181	{	4310	{
3182	BDB::max_poll_time $TICK * 0.1;	4311	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	4312	info "initialising database";
3184	reentrant => 0,	4313
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3192		4315	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		4317
3208	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
		4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4322	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4323	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4324	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		4325
3211	cf::sync_job {	4326	cf::sync_job {
3212	eval {	4327	eval {
3213	BDB::db_env_open	4328	BDB::db_env_open
3214	$DB_ENV,	4329	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4331	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4332	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4333	0666;
3219		4334
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4335	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	4336	};
3225		4337
3226	cf::cleanup "db_env_open(db): $@" if $@;	4338	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4339	};
3228	}	4340	}
		4341
		4342	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4343	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4344	};
		4345	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4347	};
		4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4350	};
		4351
		4352	info "database initialised";
3229	}	4353	}
3230		4354
3231	{	4355	{
		4356	# configure IO::AIO
		4357
		4358	info "initialising aio";
3232	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4361	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,	4362	info "aio initialised";
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	4363	}
3245		4364
3246	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3247		4367
3248	sub _log_backtrace {	4368	sub _log_backtrace {
3249	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3250		4370
3251	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3252		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3253	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3255	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3256	async {	4381	async {
		4382	$Coro::current->{desc} = "abt $msg";
		4383
3257	my @bt = fork_call {	4384	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4386	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4387	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	4388	or die "addr2line: $!";
…		…
3269	}	4396	}
3270		4397
3271	@funcs	4398	@funcs
3272	};	4399	};
3273		4400
3274	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4404	--$_log_backtrace;
3277	};	4405	};
3278	} else {	4406	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3281	}	4409	}
3282	}	4410	}
3283		4411
3284	# load additional modules	4412	# load additional modules
3285	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3286		4415
3287	END { cf::emergency_save }	4416	END { cf::emergency_save }
3288		4417
3289	1	4418	1
3290		4419

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