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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.315 by root, Mon Jul 23 17:53:55 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;
34	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
35		67
36	# configure various modules to our taste	68	# configure various modules to our taste
37	#	69	#
38	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		78
42	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
43		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	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;
50		85
51	our %COMMAND = ();	86	our %COMMAND = ();
52	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
53		88
54	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
59		96
60	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
64	our $DATADIR = datadir;	104	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
68	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
73	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;
74		125
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	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;
80	our $NOW;	144	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		145
83	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
94		149
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		152
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
100	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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
101		165
102	binmode STDOUT;	166	binmode STDOUT;
103	binmode STDERR;	167	binmode STDERR;
104		168
105	# read virtual server time, if available	169	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
110	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
111		177
112	mkdir $_	178	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		180
115	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
116		182
117	sub cf::map::normalise;	183	sub cf::map::normalise;
118		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
119	#############################################################################	189	#############################################################################
120		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
121	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
122		203
123	=over 4	204	=over 4
124		205
125	=item $cf::UPTIME	206	=item $cf::UPTIME
126		207
127	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.
128		224
129	=item $cf::RUNTIME	225	=item $cf::RUNTIME
130		226
131	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
132	every server tick.	228	every server tick.
133		229
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		233
138	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
141	database environment.	237	database environment.
142		238
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	239	=item $cf::LOADAVG
152		240
153	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
158		246
159	The raw value load value from the last tick.	247	The raw value load value from the last tick.
160		248
161	=item %cf::CFG	249	=item %cf::CFG
162		250
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	252	from wherever your confdir points to.
165		253
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		255
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
169	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
171		277
172	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
173		279
174	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	282	that call.
177		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.
		289
178	=back	290	=back
179		291
180	=cut	292	=cut
181		293
182	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	301	my $msg = join "", @_;
185		302
186	$msg .= "\n"	303	$msg .= "\n"
187	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
188		305
189	$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;
190		307
191	utf8::encode $msg;
192	LOG llevError, $msg;	308	LOG llevWarn, $msg;
193	};	309	};
194	}	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	};
195		324
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	335	for my $pkg (qw(
207	cf::global cf::attachable	336	cf::global cf::attachable
208	cf::object cf::object::player	337	cf::object cf::object::player
209	cf::client cf::player	338	cf::client cf::player
210	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
211	cf::map cf::party cf::region	341	cf::party cf::region
212	)) {	342	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	344	}
216		345
217	$Event::DIED = sub {	346	$EV::DIED = sub {
218	warn "error in event callback: @_";	347	warn "error in event callback: $@";
219	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
220		354
221	#############################################################################	355	#############################################################################
222		356
223	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
224		358
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	380	$d
247	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
248	}	382	}
249		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
250	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
251		437
252	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
253		439
254	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
255		441
256	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
257		443
258	=cut	444	=cut
259		445
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		447
262	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		512
265	=item cf::lock_wait $string	513	=item cf::lock_wait $string
266		514
267	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
268		516
269	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
270		518
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
274	returned.	522	returned.
275		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
276	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
277	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
278		529
279	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
280		531
281	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.
282		533
283	=cut	534	=cut
284		535
285	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
286		537
287	sub lock_wait($) {	538	sub lock_wait($) {
288	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	540	}
296		541
297	sub lock_acquire($) {	542	sub lock_acquire($) {
298	my ($key) = @_;	543	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	544	}
310		545
311	sub lock_active($) {	546	sub lock_active($) {
312	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	548	}
316		549
317	sub freeze_mainloop {	550	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
319		552
320	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	554	}
322	};	555
323	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
324	$guard	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
325	}	569	}
326		570
327	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
328		572
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	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.
332		580
333	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
334	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
335		583
336	Useful for short background jobs.	584	Useful for short background jobs.
337		585
338	=cut	586	=cut
339		587
340	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
342		591
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
345	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
346		598
347	while () {	599	while () {
348	next_job:	600	next_job:
		601
349	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	603
351	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	608	$job->[2]->send;
355	Coro::cede;	609	Coro::cede;
356	goto next_job;	610	goto next_job;
357	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	613	}
359	}	614	}
360		615
361	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
364	$signal->wait;
365	} else {	619	} else {
		620	$busy = 0;
366	Coro::schedule;	621	Coro::schedule;
367	}	622	}
368	}	623	}
369	};	624	};
370		625
371	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
372	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
373		630
374	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
375	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
376		634
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
390		648
391	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
392		650
393	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
394		652
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
396	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
397	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
398	acceptable.	656	acceptable.
399		657
400	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
401	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
…		…
405	=cut	663	=cut
406		664
407	sub sync_job(&) {	665	sub sync_job(&) {
408	my ($job) = @_;	666	my ($job) = @_;
409		667
410	if ($Coro::current == $Coro::main) {	668	if (in_main) {
411	my $time = Event::time;	669	my $time = AE::time;
412		670
413	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
415		673
416	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	675
418	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
419		677
420	my $busy = 1;	678	my $busy = 1;
421	my @res;	679	my @res;
422		680
423	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	683	@res = eval { $job->() };
425	warn $@ if $@;	684	error $@ if $@;
426	undef $busy;	685	undef $busy;
427	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
428		687
429	while ($busy) {	688	while ($busy) {
430	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
431	}	693	}
		694	}
432		695
433	$time = Event::time - $time;	696	my $time = AE::time - $time;
434		697
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
439		699
440	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
441	} else {	701	} else {
442	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
443		703
…		…
463	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
464		724
465	$coro	725	$coro
466	}	726	}
467		727
468	=item fork_call { }, $args	728	=item fork_call { }, @args
469		729
470	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
471	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
474		734
475	=cut	735	=cut
476		736
477	sub _store_scalar {	737	sub post_fork {
478	open my $fh, ">", \my $buf	738	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	739	}
485		740
486	sub fork_call(&@) {	741	sub fork_call(&@) {
487	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
488		743
489	# 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,
490	# or die "socketpair: $!";	745	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	746	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		747
494	if (my $pid = fork) {	748	my @res = Coro::Util::fork_eval {
495	close $fh2;	749	cf::post_fork;
		750	&$cb
		751	} @args;
496		752
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	753	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	754	}
499	$res = Coro::Storable::thaw $res;
500		755
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	756	sub objinfo {
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	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
528	}	792	}
529		793
530	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
531		795
532	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
535		799
536	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
539	=cut	808	=cut
		809
		810	sub db_table($) {
		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	}
540		829
541	our $DB;	830	our $DB;
542		831
543	sub db_init {	832	sub db_init {
544	unless ($DB) {	833	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	834	}
559		835
560	sub db_get($$) {	836	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
562		838
563	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
564	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
565		843
566	$! ? ()	844	$! ? ()
567	: $data	845	: $data
568	}
569	}	846	}
570		847
571	sub db_put($$$) {	848	sub db_put($$$) {
572	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		878
602	my @data;	879	my @data;
603	my $md5;	880	my $md5;
604		881
605	for (0 .. $#$src) {	882	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	884	}
609		885
610	# if processing is expensive, check	886	# if processing is expensive, check
611	# checksum first	887	# checksum first
612	if (1) {	888	if (1) {
613	$md5 =	889	$md5 =
614	join "\x00",	890	join "\x00",
615	$processversion,	891	$processversion,
616	map {	892	map {
617	Coro::cede;	893	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	895	} 0.. $#$src;
620		896
621		897
622	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
625		901
626	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
627	}	903	}
628	}	904	}
629		905
630	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
631	my $data = $process->(\@data);	907	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
633		909
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		911
636	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
639		915
…		…
649		925
650	=cut	926	=cut
651		927
652	sub datalog($@) {	928	sub datalog($@) {
653	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	931	}
656		932
657	=back	933	=back
658		934
659	=cut	935	=cut
660		936
661	#############################################################################	937	#############################################################################
662		938
663	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
664		940
665	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
666	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")
667	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
668		944
669	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>
670	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
671	Crossfire TRT).	947	Deliantra).
672		948
673	=over 4	949	=over 4
674		950
675	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
676		952
…		…
720	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
721		997
722	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
724		1000
725	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
726	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.
727		1003
728	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
729		1005
730	=over 4	1006	=over 4
…		…
854		1130
855	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1133
858	} elsif (ref $type) {	1134	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
860		1136
861	} else {	1137	} else {
862	shift @arg;	1138	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
864	}	1140	}
865	}	1141	}
866	}	1142	}
867		1143
868	sub _object_attach {	1144	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
879	}	1155	}
880		1156
881	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
882	} else {	1158	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1160	}
885		1161
886	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
887	}	1163	}
888		1164
…		…
947		1223
948	for (@$callbacks) {	1224	for (@$callbacks) {
949	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
950		1226
951	if ($@) {	1227	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1229	override;
955	}	1230	}
956		1231
957	return 1 if $override;	1232	return 1 if $override;
958	}	1233	}
959		1234
960	0	1235	0
961	}	1236	}
962		1237
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1239
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1241
967	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
968		1243
…		…
974		1249
975	=cut	1250	=cut
976		1251
977	#############################################################################	1252	#############################################################################
978	# object support	1253	# object support
979	#
980		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 $SLOW_MERGES;#d#
981	sub _can_merge {	1288	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
983		1290
984	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1292
988	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
989	}	1295	}
990		1296
991	sub reattach {	1297	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1299	my ($obj) = @_;
994		1300
		1301	# no longer needed after getting rid of delete_package?
995	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
996		1303
997	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
998		1305
999	@$registry = ();	1306	@$registry = ();
1000		1307
…		…
1005	for (@$attach) {	1312	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1008	}	1315	}
1009	} else {	1316	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1318	}
1012	}	1319	}
1013	}	1320	}
1014		1321
1015	cf::attachable->attach (	1322	cf::attachable->attach (
1016	prio => -1000000,	1323	prio => -1000000,
1017	on_instantiate => sub {	1324	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1019		1326
1020	$data = from_json $data;	1327	$data = decode_json $data;
1021		1328
1022	for (@$data) {	1329	for (@$data) {
1023	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1024		1331
1025	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1348	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1043		1350
1044	sync_job {	1351	sync_job {
1045	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1048		1357
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	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	}
1053	close $fh;	1365	aio_close $fh;
1054		1366
1055	if (@$objs) {	1367	if (@$objs) {
1056	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) {
1057	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1060	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	}
1061	close $fh;	1376	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1378	}
1064	} else {	1379	} else {
1065	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1066	}	1381	}
1067		1382
1068	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1387	} else {
1070	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1071	}	1389	}
1072	} else {	1390	} else {
1073	aio_unlink $filename;	1391	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1075	}	1393	}
1076	}	1394	};
1077	}	1395	}
1078		1396
1079	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1081		1399
…		…
1093	or return;	1411	or return;
1094		1412
1095	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1415	or return;
		1416
1098	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1099	}	1419	}
1100		1420
		1421	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1103	return ($data, $av);	1426	($data, $av)
1104	}	1427	}
1105		1428
1106	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1107		1430
1108	=over 4	1431	=over 4
…		…
1110	=cut	1433	=cut
1111		1434
1112	#############################################################################	1435	#############################################################################
1113	# command handling &c	1436	# command handling &c
1114		1437
1115	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1116		1439
1117	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
1118	$name.	1441	$name.
1119		1442
1120	=cut	1443	=cut
…		…
1126	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1127		1450
1128	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1129	}	1452	}
1130		1453
1131	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1132		1455
1133	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1134	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
1135	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
1136	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
1137	has logged in successfully.	1460	has logged in successfully.
1138		1461
1139	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1140	called.
1141		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
1142	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1143		1470
1144	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1145	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
1146	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
1147	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
1148	log-in.	1475	log-in.
1149		1476
1150	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1151	called.
1152		1478
1153	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1154		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1155	sub register_extcmd {	1486	sub register_extcmd($$) {
1156	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1157		1488
1158	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1159	}	1490	}
1160		1491
1161	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1162	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1163		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1164	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1165	}	1502	}
1166		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1167	cf::player->attach (	1512	cf::player->attach (
1168	on_command => sub {	1513	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1170		1515
1171	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1172	or return;	1517	or return;
1173		1518
…		…
1181	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1182		1527
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1529
1185	if (ref $msg) {	1530	if (ref $msg) {
		1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1532
1186	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1533	if (my $cb = $EXTACMD{$type}) {
1187	if (my %reply = $cb->($pl, $msg)) {	1534	$cb->(
1188	$pl->ext_reply ($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);
1189	}	1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1190	}	1551	}
		1552
1191	} else {	1553	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1555	}
1194		1556
1195	cf::override;	1557	cf::override;
1196	},	1558	},
1197	);	1559	);
1198		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
1199	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1200	cf::sync_job {	1590	cf::sync_job {
1201	my %todo;	1591	my %todo;
1202		1592
1203	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1594	next unless -r $path;
…		…
1222		1612
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1615
1226	$ext{source} =	1616	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1228	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1229	. $source	1619	. $source
1230	. "\n};\n1";	1620	. "\n};\n1";
1231		1621
1232	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1233	}	1623	}
1234		1624
		1625	my $pass = 0;
1235	my %done;	1626	my %done;
1236	while (%todo) {	1627	while (%todo) {
1237	my $progress;	1628	my $progress;
1238		1629
		1630	++$pass;
		1631
		1632	ext:
1239	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1635	next ext
1242	unless exists $done{$_};	1636	unless exists $done{$_};
1243	}	1637	}
1244		1638
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1640
1247	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 $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1252	warn $msg;	1657
1253	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1659	delete $todo{$k};
1255	}	1660	} else {
1256		1661	$done{$k} = delete $todo{$k};
1257	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1258	}	1667	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1668	}
1264		1669
1265	skip:	1670	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	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	}
1268	}	1680	}
1269	};	1681	};
1270	}	1682	}
1271		1683
1272	#############################################################################	1684	#############################################################################
1273		1685
1274	=back	1686	=back
1275		1687
1276	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1277		1689
1278	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1279		1691
1280	=cut	1692	=cut
1281		1693
1282	package cf::player;	1694	package cf::player;
1283		1695
1284	use Coro::AIO;	1696	use Coro::AIO;
1285		1697
1286	=head3 cf::player	1698	=head3 cf::player
1287		1699
1288	=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	}
1289		1715
1290	=item cf::player::find $login	1716	=item cf::player::find $login
1291		1717
1292	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1293		1719
…		…
1312		1738
1313	sub exists($) {	1739	sub exists($) {
1314	my ($login) = @_;	1740	my ($login) = @_;
1315		1741
1316	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1317	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1318	}	1744	}
1319		1745
1320	sub find($) {	1746	sub find($) {
1321	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1322	my $login = $_[0];	1748	my $login = $_[0];
…		…
1329	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1330	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1331	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1332	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1333		1759
1334	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1335	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;
1336	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1337	}	1769	}
1338	}	1770	}
1339	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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	);
1340		1785
1341	sub save($) {	1786	sub save($) {
1342	my ($pl) = @_;	1787	my ($pl) = @_;
1343		1788
1344	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1349	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1350		1795
1351	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1352	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1353		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
1354	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1355	Coro::cede;	1805	cf::cede_to_tick;
1356	}	1806	}
1357		1807
1358	sub new($) {	1808	sub new($) {
1359	my ($login) = @_;	1809	my ($login) = @_;
1360		1810
…		…
1366	$cf::PLAYER{$login} = $self;	1816	$cf::PLAYER{$login} = $self;
1367		1817
1368	$self	1818	$self
1369	}	1819	}
1370		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
1371	=item $pl->quit_character	1831	=item $pl->quit_character
1372		1832
1373	Nukes the player without looking back. If logged in, the connection will	1833	Nukes the player without looking back. If logged in, the connection will
1374	be destroyed. May block for a long time.	1834	be destroyed. May block for a long time.
1375		1835
…		…
1379	my ($pl) = @_;	1839	my ($pl) = @_;
1380		1840
1381	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1382		1842
1383	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1384	$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
1385		1845
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1387	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1389	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1390		1854
1391	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1393	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1428	or return [];	1892	or return [];
1429		1893
1430	my @logins;	1894	my @logins;
1431		1895
1432	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") {
1433	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1434	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1435	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1436		1906
1437	utf8::decode $login;	1907	utf8::decode $login;
1438	push @logins, $login;	1908	push @logins, $login;
1439	}	1909	}
1440		1910
1441	\@logins	1911	\@logins
1442	}	1912	}
1443		1913
1444	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1445		1917
1446	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1447	player. May block.	1919	player. May block.
1448		1920
1449	=cut	1921	=cut
…		…
1467	}	1939	}
1468		1940
1469	\@paths	1941	\@paths
1470	}	1942	}
1471		1943
1472	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1473		1945
1474	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1475		1947
1476	=cut
1477
1478	sub expand_cfpod {
1479	((my $self), (local $_)) = @_;
1480
1481	# escape & and <
1482	s/&/&amp;/g;
1483	s/(?<![BIUGH])</&lt;/g;
1484
1485	# this is buggy, it needs to properly take care of nested <'s
1486
1487	1 while
1488	# replace B<>, I<>, U<> etc.
1489	s/B<([^\>]*)>/<b>$1<\/b>/
1490	|| s/I<([^\>]*)>/<i>$1<\/i>/
1491	|| s/U<([^\>]*)>/<u>$1<\/u>/
1492	# replace G<male|female> tags
1493	|| s{G<([^>|]*)\|([^>]*)>}{
1494	$self->gender ? $2 : $1
1495	}ge
1496	# replace H<hint text>
1497	|| s{H<([^\>]*)>}
1498	{
1499	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1500	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1501	"")
1502	[$self->{hintmode}]
1503	}ge;
1504
1505	# create single paragraphs (very hackish)
1506	s/(?<=\S)\n(?=\w)/ /g;
1507
1508	# compress some whitespace
1509	s/\s+\n/\n/g; # ws line-ends
1510	s/\n\n+/\n/g; # double lines
1511	s/^\n+//; # beginning lines
1512	s/\n+$//; # ending lines
1513
1514	$_
1515	}
1516
1517	sub hintmode {
1518	$_[0]{hintmode} = $_[1] if @_ > 1;
1519	$_[0]{hintmode}
1520	}
1521
1522	=item $player->ext_reply ($msgid, %msg)
1523
1524	Sends an ext reply to the player.
1525
1526	=cut
1527
1528	sub ext_reply($$%) {
1529	my ($self, $id, %msg) = @_;
1530
1531	$msg{msgid} = $id;
1532	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1533	}
1534
1535	=item $player->ext_event ($type, %msg)	1948	=item $player->ext_msg ($type, @msg)
1536		1949
1537	Sends an ext event to the client.	1950	Sends an ext event to the client.
1538		1951
1539	=cut	1952	=cut
1540		1953
1541	sub ext_event($$%) {	1954	sub ext_msg($$@) {
1542	my ($self, $type, %msg) = @_;	1955	my ($self, $type, @msg) = @_;
1543		1956
1544	$self->ns->ext_event ($type, %msg);	1957	$self->ns->ext_msg ($type, @msg);
1545	}	1958	}
1546		1959
1547	=head3 cf::region	1960	=head3 cf::region
1548		1961
1549	=over 4	1962	=over 4
…		…
1558		1971
1559	=cut	1972	=cut
1560		1973
1561	sub find_by_path($) {	1974	sub find_by_path($) {
1562	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1563		1978
1564	my ($match, $specificity);	1979	my ($match, $specificity);
1565		1980
1566	for my $region (list) {	1981	for my $region (list) {
1567	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1593	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1594	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1595		2010
1596	sub generate_random_map {	2011	sub generate_random_map {
1597	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1598	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1599	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1600	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1601	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1602	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1603	$rmp->{exit_on_final_map},
1604	$rmp->{xsize}, $rmp->{ysize},
1605	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1606	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1607	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1608	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1609	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1610	(cf::region::find $rmp->{region}), $rmp->{custom}
1611	)
1612	}	2017	}
1613		2018
1614	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1615		2020
1616	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
…		…
1621		2026
1622	sub register {	2027	sub register {
1623	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1624	my $pkg = caller;	2029	my $pkg = caller;
1625		2030
1626	no strict;
1627	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1628		2032
1629	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1630	}	2034	}
1631		2035
1632	# also paths starting with '/'	2036	# also paths starting with '/'
1633	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1634		2038
1635	sub thawer_merge {	2039	sub thawer_merge {
1636	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1637		2041
1638	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1643	}	2047	}
1644		2048
1645	sub normalise {	2049	sub normalise {
1646	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1647		2051
1648	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1649		2053
1650	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1651		2055
1652	# map plan:	2056	# map plan:
1653	#	2057	#
…		…
1668	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1669	$path = "$base/$path";	2073	$path = "$base/$path";
1670	}	2074	}
1671		2075
1672	for ($path) {	2076	for ($path) {
1673	redo if s{//}{/};
1674	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1675	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1676	}	2079	}
1677		2080
1678	$path	2081	$path
…		…
1692	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1693	return $self;	2096	return $self;
1694	}	2097	}
1695	}	2098	}
1696		2099
1697	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1698	()	2101	()
1699	}	2102	}
1700		2103
		2104	# may re-bless or do other evil things
1701	sub init {	2105	sub init {
1702	my ($self) = @_;	2106	my ($self) = @_;
1703		2107
1704	$self	2108	$self
1705	}	2109	}
…		…
1724		2128
1725	# the temporary/swap location	2129	# the temporary/swap location
1726	sub save_path {	2130	sub save_path {
1727	my ($self) = @_;	2131	my ($self) = @_;
1728		2132
1729	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1730	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1731	}	2135	}
1732		2136
1733	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1734	sub uniq_path {	2138	sub uniq_path {
1735	my ($self) = @_;	2139	my ($self) = @_;
1736		2140
1737	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1738	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1739	}
1740
1741	# and all this just because we cannot iterate over
1742	# all maps in C++...
1743	sub change_all_map_light {
1744	my ($change) = @_;
1745
1746	$_->change_map_light ($change)
1747	for grep $_->outdoor, values %cf::MAP;
1748	}	2143	}
1749		2144
1750	sub decay_objects {	2145	sub decay_objects {
1751	my ($self) = @_;	2146	my ($self) = @_;
1752		2147
…		…
1765		2160
1766	sub load_header_from($) {	2161	sub load_header_from($) {
1767	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1768		2163
1769	utf8::encode $path;	2164	utf8::encode $path;
1770	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1771	# or return;
1772
1773	$self->_load_header ($path)
1774	or return;	2166	or return;
1775		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1776	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1777		2175
1778	1	2176	1
1779	}	2177	}
1780		2178
		2179	# used to laod the header of an original map
1781	sub load_header_orig {	2180	sub load_header_orig {
1782	my ($self) = @_;	2181	my ($self) = @_;
1783		2182
1784	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1785	}	2184	}
1786		2185
		2186	# used to laod the header of an instantiated map
1787	sub load_header_temp {	2187	sub load_header_temp {
1788	my ($self) = @_;	2188	my ($self) = @_;
1789		2189
1790	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1791	}	2191	}
1792		2192
		2193	# called after loading the header from an instantiated map
1793	sub prepare_temp {	2194	sub prepare_temp {
1794	my ($self) = @_;	2195	my ($self) = @_;
1795		2196
1796	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1797	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1798	# safety	2199	# safety
1799	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1800	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1801	}	2202	}
1802		2203
		2204	# called after loading the header from an original map
1803	sub prepare_orig {	2205	sub prepare_orig {
1804	my ($self) = @_;	2206	my ($self) = @_;
1805		2207
1806	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1807	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1831		2233
1832	sub find;	2234	sub find;
1833	sub find {	2235	sub find {
1834	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1835		2237
		2238	cf::cede_to_tick;
		2239
1836	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1837		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1838	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1839		2244
1840	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1841	my $guard = cf::lock_acquire "map_find:$path";
1842	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1843	or return;	2247	or return;
1844		2248
1845	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1846		2250
…		…
1848	or return;	2252	or return;
1849		2253
1850	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1851	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1852	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1853	$map->reset;	2259	$map->reset;
1854	undef $guard;
1855	return find $path;	2260	return find $path;
1856	}	2261	}
1857		2262
1858	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1859	}	2264	}
1860	}	2265	}
1861		2266
1862	sub pre_load { }	2267	sub pre_load { }
1863	sub post_load { }	2268	#sub post_load { } # XS
1864		2269
1865	sub load {	2270	sub load {
1866	my ($self) = @_;	2271	my ($self) = @_;
1867		2272
1868	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1869		2274
1870	my $path = $self->{path};	2275	my $path = $self->{path};
1871		2276
1872	{	2277	{
1873	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1874		2279
		2280	return unless $self->valid;
1875	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1876
1877	$self->in_memory (cf::MAP_LOADING);
1878		2282
1879	$self->alloc;	2283	$self->alloc;
1880		2284
1881	$self->pre_load;	2285	$self->pre_load;
1882	Coro::cede;	2286	cf::cede_to_tick;
1883		2287
1884	$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)
1885	or return;	2292	or return;
1886		2293
1887	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1888	if delete $self->{load_original};	2295	if delete $self->{load_original};
1889		2296
1890	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1891	utf8::encode $uniq;	2298	utf8::encode $uniq;
1892	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1893	$self->clear_unique_items;	2301	$self->clear_unique_items;
1894	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1895	}	2306	}
1896	}
1897		2307
1898	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;
1899	# now do the right thing for maps	2317	# now do the right thing for maps
1900	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1901	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1902	unless $self->difficulty;	2320	unless $self->difficulty;
1903	Coro::cede;	2321	cf::cede_to_tick;
1904		2322
1905	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1906	$self->decay_objects;	2324	$self->decay_objects;
1907	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1908	$self->update_buttons;	2326	$self->update_buttons;
1909	Coro::cede;	2327	cf::cede_to_tick;
1910	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1911	Coro::cede;
1912	$self->activate;
1913	}	2329	}
1914		2330
1915	$self->in_memory (cf::MAP_IN_MEMORY);	2331	$self->{last_save} = $cf::RUNTIME;
		2332	$self->last_access ($cf::RUNTIME);
1916	}	2333	}
1917		2334
1918	$self->post_load;	2335	$self->post_load;
1919	}
1920		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
1921	sub customise_for {	2343	sub customise_for {
1922	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1923		2345
1924	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1925	if $self->per_player;	2347	if $self->per_player;
…		…
1928	# if $self->per_party;	2350	# if $self->per_party;
1929		2351
1930	$self	2352	$self
1931	}	2353	}
1932		2354
1933	# find and load all maps in the 3x3 area around a map
1934	sub load_diag {
1935	my ($map) = @_;
1936
1937	my @diag; # diagonal neighbours
1938
1939	for (0 .. 3) {
1940	my $neigh = $map->tile_path ($_)
1941	or next;
1942	$neigh = find $neigh, $map
1943	or next;
1944	$neigh->load;
1945
1946	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1947	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1948	}
1949
1950	for (@diag) {
1951	my $neigh = find @$_
1952	or next;
1953	$neigh->load;
1954	}
1955	}
1956
1957	sub find_sync {	2355	sub find_sync {
1958	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1959		2357
1960	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
1961	}	2363	}
1962		2364
1963	sub do_load_sync {	2365	sub do_load_sync {
1964	my ($map) = @_;	2366	my ($map) = @_;
1965		2367
1966	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;
1967	}	2373	}
1968		2374
1969	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1970	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1971		2377
1972	sub find_async {	2378	sub find_async {
1973	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1974		2380
1975	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1976		2382
1977	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1978	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1979	}	2385	}
1980		2386
1981	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
1982	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1983	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1984	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $path) {	2394	if (my $map = find $k) {
1986	$map->load;	2395	$map->load if $v;
1987	}	2396	}
1988		2397
1989	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
1990	}	2399	}
1991	}	2400	}
1992	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
1993	};	2402	};
1994	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1995		2404
1996	()	2405	()
1997	}	2406	}
1998		2407
		2408	# common code, used by both ->save and ->swapout
1999	sub save {	2409	sub _save {
2000	my ($self) = @_;	2410	my ($self) = @_;
2001
2002	my $lock = cf::lock_acquire "map_data:" . $self->path;
2003		2411
2004	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2005		2413
2006	return unless $self->dirty;	2414	return unless $self->dirty;
2007		2415
…		…
2013	return if $self->{deny_save};	2421	return if $self->{deny_save};
2014		2422
2015	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2016		2424
2017	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2019	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2020		2431
2021	if ($uniq) {	2432	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2435	} else {
2025	$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);
2026	}	2437	}
2027	}	2438	}
2028		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2029	sub swap_out {	2448	sub swap_out {
2030	my ($self) = @_;	2449	my ($self) = @_;
2031		2450
2032	# save first because save cedes
2033	$self->save;
2034
2035	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2037	return if $self->players;	2455	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;
2039	return if $self->{deny_save};
2040		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
2041	$self->clear;	2466	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2467	}
2044		2468
2045	sub reset_at {	2469	sub reset_at {
2046	my ($self) = @_;	2470	my ($self) = @_;
2047		2471
…		…
2065		2489
2066	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
2067		2491
2068	return if $self->players;	2492	return if $self->players;
2069		2493
2070	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
2071		2495
2072	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2073		2497
2074	# need to save uniques path	2498	# need to save uniques path
2075	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2076	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2077		2501
…		…
2079	if $uniq;	2503	if $uniq;
2080	}	2504	}
2081		2505
2082	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2083		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2510	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2511
2088	$self->unlink_save;	2512	$self->unlink_save;
2089	$self->destroy;	2513	$self->destroy;
2090	}	2514	}
2091		2515
2092	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2093		2517
2094	sub nuke {	2518	sub nuke {
2095	my ($self) = @_;	2519	my ($self) = @_;
2096		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2097	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2098		2525
2099	$self->unlink_save;	2526	$self->unlink_save;
2100		2527
2101	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2102	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2103	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2104	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2105	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2106		2533
2107	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2108		2536
2109	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2110	}	2538	}
2111		2539
2112	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2154		2582
2155	sub unique_maps() {	2583	sub unique_maps() {
2156	[	2584	[
2157	map {	2585	map {
2158	utf8::decode $_;	2586	utf8::decode $_;
2159	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2160	? normalise $_	2590	: normalise $_
2161	: ()
2162	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2163	]	2592	]
2164	}	2593	}
2165		2594
2166	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	}
2167		2626
2168	=back	2627	=back
2169		2628
2170	=head3 cf::object	2629	=head3 cf::object
2171		2630
…		…
2175		2634
2176	=over 4	2635	=over 4
2177		2636
2178	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2179		2638
2180	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.
2181		2641
2182	=cut	2642	=cut
2183		2643
2184	sub inv_recursive_;	2644	sub inv_recursive_;
2185	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2188		2648
2189	sub inv_recursive {	2649	sub inv_recursive {
2190	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2191	}	2651	}
2192		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
2193	package cf;	2681	package cf;
2194		2682
2195	=back	2683	=back
2196		2684
2197	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2203	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>
2204	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
2205	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2206		2694
2207	=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	};
2208		2710
2209	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2210	# with dialog boxes.	2712	# with dialog boxes.
2211	#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
2212	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2219		2721
2220	} else {	2722	} else {
2221	my $pl = $self->contr;	2723	my $pl = $self->contr;
2222		2724
2223	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2725	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2224	my $diag = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2225	$diag->{pl}->ext_reply (	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2226	$diag->{id},
2227	msgtype => "reply",
2228	msg => $diag->{pl}->expand_cfpod ($msg),
2229	add_topics => []
2230	);
2231		2728
2232	} else {	2729	} else {
2233	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2234	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2235	}	2732	}
2236	}	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 (@_);
2237	}	2744	}
2238		2745
2239	=item $player_object->may ("access")	2746	=item $player_object->may ("access")
2240		2747
2241	Returns wether the given player is authorized to access resource "access"	2748	Returns wether the given player is authorized to access resource "access"
…		…
2254		2761
2255	=item $player_object->enter_link	2762	=item $player_object->enter_link
2256		2763
2257	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}>).
2258		2765
2259	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.
2260	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.
2261		2770
2262	Will never block.	2771	Will never block.
2263		2772
2264	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2265		2774
…		…
2285	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2286	my ($self) = @_;	2795	my ($self) = @_;
2287		2796
2288	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2289		2798
		2799	++$self->{_link_recursion};
		2800
2290	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2291		2802
2292	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2293	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2294		2805
2295	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2296	}	2807	}
2297		2808
2298	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2299	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2300		2811
…		…
2317	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2318	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2319		2830
2320	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2321	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2322	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2323		2834
2324	$map->load;	2835	$map->load;
2325	$map->load_diag;
2326		2836
2327	return unless $self->contr->active;	2837	return unless $self->contr->active;
2328	$self->activate_recursive;
2329		2838
2330	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2331	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2332	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2333		2846
		2847	}
		2848
2334	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2335		2850
2336	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
2337	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2338	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
2339	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2340	be called at the end of this process.	2855	be called at the end of this process.
2341		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 >>.
		2859
2342	=cut	2860	=cut
2343		2861
2344	our $GOTOGEN;	2862	our $GOTOGEN;
2345		2863
2346	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2347	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2348		2866
		2867	if ($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	}
		2872
2349	# 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
2350	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2351		2875
2352	$self->enter_link;	2876	$self->enter_link;
2353		2877
2354	(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
2355	my $map = eval {	2900	my $map = eval {
2356	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2357		2902
2358	if ($map) {	2903	if ($map) {
2359	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2360	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2361	} else {	2906	} else {
2362	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2363	}	2908	}
2364		2909
2365	$map	2910	$map
2366	};	2911	};
2367		2912
…		…
2373	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2374	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2375	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2376	}	2921	}
2377		2922
2378	$done->() if $done;	2923	$done->($self) if $done;
2379	})->prio (1);	2924	})->prio (1);
2380	}	2925	}
2381		2926
2382	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2383		2928
…		…
2403	}	2948	}
2404		2949
2405	sub prepare_random_map {	2950	sub prepare_random_map {
2406	my ($exit) = @_;	2951	my ($exit) = @_;
2407		2952
2408	my $guard = cf::lock_acquire "exit_prepare:$exit";
2409
2410	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2411	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2412	# that depends on the exit object	2955	# that depends on the exit object
2413		2956
2414	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2416	if ($exit->map) {	2959	if ($exit->map) {
2417	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2418	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2419	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2420	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2421	}	2966	}
2422		2967
2423	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2424		2969
2425	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2426	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2427	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2428		2973
2429	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2430	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2431	undef $fh;	2976	undef $fh;
2432	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2433		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2434	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2435	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2436	}	2985	}
2437	}	2986	}
2438		2987
2439	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2440	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2441		2990
2442	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2443		2992
2444	if ($exit->slaying eq "/!") {
2445	#TODO: this should de-fi-ni-te-ly not be a sync-job
2446	# the problem is that $exit might not survive long enough
2447	# so it needs to be done right now, right here
2448	cf::sync_job { prepare_random_map $exit };
2449	}
2450
2451	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2452	my $hp = $exit->stats->hp;
2453	my $sp = $exit->stats->sp;
2454
2455	$self->enter_link;	2993	$self->enter_link;
2456		2994
2457	# if exit is damned, update players death & WoR home-position
2458	$self->contr->savebed ($slaying, $hp, $sp)
2459	if $exit->flag (FLAG_DAMNED);
2460
2461	(async {	2995	(async {
2462	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2463	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
2464	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2465		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
2466	1;	3034	1
2467	}) {	3035	}) {
2468	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2469	. "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. "
2470	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2471	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2472		3040
2473	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2474	$self->leave_link;	3042	$self->leave_link;
2475	}	3043	}
2476	})->prio (1);	3044	})->prio (1);
2477	}	3045	}
2478		3046
…		…
2490	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2491	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2492		3060
2493	utf8::encode $text;	3061	utf8::encode $text;
2494	$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);
		3063	}
		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);
2495	}	3088	}
2496		3089
2497	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2498		3091
2499	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2501	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2502	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2503		3096
2504	=cut	3097	=cut
2505		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" => $CHAT_CHANNEL,
		3211	);
		3212
2506	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2507	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2508		3215
2509	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2510		3218
2511	$color &= ~cf::NDI_UNIQUE; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2512		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2513	if (ref $channel) {	3228	} elsif (ref $channel) {
2514	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2515	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2516	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2517	$self->ext_event (channel_info => %$channel);	3232	$self->ext_msg (channel_info => $channel);
2518	}	3233	}
2519		3234
2520	$channel = $channel->{id};	3235	$channel = $channel->{id};
2521	}	3236	}
2522		3237
2523	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2524		3239
2525	if ($self->can_msg) {	3240	# default colour, mask it out
2526	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	} else {	3242	if $color & cf::NDI_DEF;
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537		3243
2538	if ($color >= 0) {	3244	my $pkt = "msg "
2539	if (0 && $msg =~ /\[/) {	3245	. $self->{json_coder}->encode (
2540	$self->send_packet ("drawextinfo $color 4 0 $msg")	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2541	} else {	3247	);
2542	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2543	$self->send_packet ("drawinfo $color $msg")
2544	}
2545	}
2546	}
2547	}
2548		3248
		3249	$self->send_big_packet ($pkt);
		3250	}
		3251
2549	=item $client->ext_event ($type, %msg)	3252	=item $client->ext_msg ($type, @msg)
2550		3253
2551	Sends an ext event to the client.	3254	Sends an ext event to the client.
2552		3255
2553	=cut	3256	=cut
2554		3257
2555	sub cf::client::ext_event($$%) {	3258	sub cf::client::ext_msg($$@) {
2556	my ($self, $type, %msg) = @_;	3259	my ($self, $type, @msg) = @_;
2557		3260
2558	return unless $self->extcmd;
2559
2560	$msg{msgtype} = "event_$type";
2561	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2562	}	3262	}
2563		3263
2564	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2565		3265
2566	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2621	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2622		3322
2623	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2624		3324
2625	if (ref $msg) {	3325	if (ref $msg) {
		3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3327
2626	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3328	if (my $cb = $EXTIACMD{$type}) {
2627	if (my %reply = $cb->($ns, $msg)) {	3329	$cb->(
2628	$reply{msgid} = $msg->{msgid};	3330	$ns,
2629	$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);
2630	}	3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2631	}	3346	}
2632	} else {	3347	} else {
2633	warn "client " . ($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";
2634	}	3349	}
2635		3350
2636	cf::override;	3351	cf::override;
2637	},	3352	},
2638	);	3353	);
…		…
2658		3373
2659	$coro	3374	$coro
2660	}	3375	}
2661		3376
2662	cf::client->attach (	3377	cf::client->attach (
2663	on_destroy => sub {	3378	on_client_destroy => sub {
2664	my ($ns) = @_;	3379	my ($ns) = @_;
2665		3380
2666	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2667	},	3382	},
2668	);	3383	);
…		…
2683	our $safe = new Safe "safe";	3398	our $safe = new Safe "safe";
2684	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2685		3400
2686	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2687		3402
2688	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3403	$safe->permit_only (Opcode::opset qw(
		3404	:base_core :base_mem :base_orig :base_math :base_loop
		3405	grepstart grepwhile mapstart mapwhile
		3406	sort time
		3407	));
2689		3408
2690	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
2691		3410
2692	=pod	3411	=pod
2693		3412
2694	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2695		3414
2696	cf::object	3415	cf::object
2697	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2698	insert remove	3417	insert remove name archname title slaying race decrease split
		3418	value
2699		3419
2700	cf::object::player	3420	cf::object::player
2701	player	3421	player
2702		3422
2703	cf::player	3423	cf::player
…		…
2708		3428
2709	=cut	3429	=cut
2710		3430
2711	for (	3431	for (
2712	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2713	insert remove)],	3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2714	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2715	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2716	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2717	) {	3438	) {
2718	no strict 'refs';
2719	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2720	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2721	for @funs;	3441	for @funs;
2722	}	3442	}
2723		3443
…		…
2738		3458
2739	my $qcode = $code;	3459	my $qcode = $code;
2740	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2741	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2742		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2743	local $_;	3466	local $_;
2744	local @safe::cf::_safe_eval_args = values %vars;
2745		3467
2746	my $eval =	3468	my $eval =
2747	"do {\n"	3469	"do {\n"
2748	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2749	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2750	. $code	3472	. $code
2751	. "\n}"	3473	. "\n}"
2752	;	3474	;
2753		3475
		3476	if ($CFG{safe_eval}) {
2754	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2755	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2756	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2757		3485
2758	if ($@) {	3486	if ($@) {
2759	warn "$@";	3487	warn "$@",
2760	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2761	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2762	}	3490	}
2763		3491
2764	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2765	}	3493	}
2766		3494
…		…
2780	=cut	3508	=cut
2781		3509
2782	sub register_script_function {	3510	sub register_script_function {
2783	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2784		3512
2785	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2786	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2787	}	3515	}
2788		3516
2789	=back	3517	=back
2790		3518
2791	=cut	3519	=cut
2792		3520
2793	#############################################################################	3521	#############################################################################
2794	# the server's init and main functions	3522	# the server's init and main functions
2795		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
2796	sub load_facedata($) {	3596	sub load_facedata($) {
2797	my ($path) = @_;	3597	my ($path) = @_;
2798		3598
		3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3600
2799	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
2800		3602
2801	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
2802	0 < aio_load $path, $facedata
2803	or die "$path: $!";
2804
2805	$facedata = Coro::Storable::thaw $facedata;
2806		3604
2807	$facedata->{version} == 2	3605	$facedata->{version} == 2
2808	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;
2809		3616
2810	{	3617	{
2811	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
2812		3619
2813	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
2814	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3623
2815	cf::face::set_visibility $idx, $info->{visibility};	3624	cf::face::set_visibility $idx, $info->{visibility};
2816	cf::face::set_magicmap $idx, $info->{magicmap};	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};
2817	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2818	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3629	$FACEHASH{$info->{hash64}} = $idx;#d#
2819
2820	cf::cede_to_tick;
2821	}	3630	}
2822		3631
2823	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
2824	next unless $info->{smooth};	3633	next unless $info->{smooth};
		3634
2825	my $idx = cf::face::find $face	3635	my $idx = cf::face::find $face
2826	or next;	3636	or next;
		3637
2827	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
2828	cf::face::set_smooth $idx, $smooth;	3639	cf::face::set_smooth $idx, $smooth;
2829	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2830	} else {	3641	} else {
2831	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
2832	}	3643	}
2833
2834	cf::cede_to_tick;
2835	}	3644	}
2836	}	3645	}
2837		3646
2838	{	3647	{
2839	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
2840		3649
2841	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
2842	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
2843	cf::cede_to_tick;
2844	}	3652	}
2845		3653
2846	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
2847	}	3655	}
2848		3656
2849	{	3657	{
2850	# TODO: for gcfclient pleasure, we should give resources
2851	# that gcfclient doesn't grok a >10000 face index.
2852	my $res = $facedata->{resource};	3658	my $res = $facedata->{resource};
2853	my $enc = JSON::XS->new->utf8->canonical;
2854		3659
2855	while (my ($name, $info) = each %$res) {	3660	while (my ($name, $info) = each %$res) {
2856	my $meta = $enc->encode ({	3661	if (defined (my $type = $info->{type})) {
2857	name => $name,	3662	# TODO: different hash - must free and use new index, or cache ixface data queue
2858	type => $info->{type},
2859	copyright => $info->{copyright}, #TODO#
2860	});
2861
2862	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2863		3664
2864	if ($name =~ /\.jpg$/) {	3665	cf::face::set_type $idx, $type;
2865	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
2866	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3668	$FACEHASH{$info->{hash}} = $idx;#d#
2867	} else {	3669	} else {
2868	my $data = pack "(w/a*)*", $meta, $info->{data};	3670	# $RESOURCE{$name} = $info; # unused
2869	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2870
2871	cf::face::set_type $idx, 1;
2872	cf::face::set_data $idx, 0, $data, $chk;
2873	}	3671	}
2874
2875	cf::cede_to_tick;
2876	}	3672	}
2877	}	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
2878		3688
2879	1	3689	1
2880	}	3690	}
2881		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
2882	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
2883	load_resource_file "$MAPDIR/regions"	3728	load_resource_file "$MAPDIR/regions"
2884	or die "unable to load regions file\n";	3729	or die "unable to load regions file\n";
2885		3730
2886	for (cf::region::list) {	3731	for (cf::region::list) {
2887	$_->{match} = qr/$_->{match}/	3732	$_->{match} = qr/$_->{match}/
2888	if exists $_->{match};	3733	if exists $_->{match};
2889	}	3734	}
2890	}	3735	}
2891		3736
2892	sub reload_facedata {	3737	sub reload_facedata {
2893	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
2894	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
2895	}	3740	}
2896		3741
2897	sub reload_archetypes {	3742	sub reload_archetypes {
2898	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
2899	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
2900	#d# NEED to laod twice to resolve forward references	3745
2901	# this really needs to be done in an extra post-pass	3746	set_face "res/skill_info" => FT_RSRC,
2902	# (which needs to be synchronous, so solve it differently)	3747	JSON::XS->new->utf8->canonical->encode (
2903	load_resource_file "$DATADIR/archetypes"	3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2904	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	);
2905	}	3754	}
2906		3755
2907	sub reload_treasures {	3756	sub reload_treasures {
2908	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
2909	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
2910	}	3759	}
2911		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
2912	sub reload_resources {	3781	sub reload_resources {
2913	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
2914		3783
		3784	reload_materials;
		3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
		3788	reload_archetypes;
2915	reload_regions;	3789	reload_regions;
2916	reload_facedata;
2917	#reload_archetypes;#d#
2918	reload_archetypes;
2919	reload_treasures;	3790	reload_treasures;
2920		3791
2921	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
2922	}	3793	}
2923		3794
2924	sub init {	3795	sub reload_config {
2925	reload_resources;	3796	trace "reloading config file...\n";
2926	}
2927		3797
2928	sub cfg_load {	3798	my $config = load_file "$CONFDIR/config";
2929	open my $fh, "<:utf8", "$CONFDIR/config"	3799	utf8::decode $config;
2930	or return;	3800	*CFG = decode_yaml $config;
2931		3801
2932	local $/;
2933	*CFG = YAML::Syck::Load <$fh>;
2934
2935	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2936		3803
2937	$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};
2938	$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};
2939		3806
2940	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
2944	};	3811	};
2945	warn $@ if $@;	3812	warn $@ if $@;
2946	}	3813	}
2947	}	3814	}
2948		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
2949	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
2950	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
2951	local $Coro::idle = sub {	3855	$Coro::idle = sub {
2952	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#
2953	(async {	3857	(async {
2954	Event::one_event;	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3859	EV::loop EV::LOOP_ONESHOT;
2955	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
2956	};	3861	};
2957		3862
2958	cfg_load;	3863	evthread_start IO::AIO::poll_fileno;
		3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
2959	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
2960	load_extensions;	3887	load_extensions;
2961		3888
2962	$TICK_WATCHER->start;	3889	utime time, time, $RUNTIMEFILE;
2963	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;
2964	}	3906	}
2965		3907
2966	#############################################################################	3908	#############################################################################
2967	# initialisation and cleanup	3909	# initialisation and cleanup
2968		3910
2969	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
2970	BEGIN {	3912	BEGIN {
		3913	our %SIGWATCHER = ();
2971	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
2972	Event->signal (	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2973	reentrant => 0,
2974	data => WF_AUTOCANCEL,
2975	signal => $signal,
2976	prio => 0,
2977	cb => sub {
2978	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
2979	},
2980	);	3917	};
2981	}	3918	}
2982	}	3919	}
2983		3920
2984	sub write_runtime {	3921	sub write_runtime_sync {
2985	my $runtime = "$LOCALDIR/runtime";	3922	my $t0 = AE::time;
2986		3923
2987	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
2988	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
2989		3926
2990	IO::AIO::aio_utime $runtime, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2991		3928
2992	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
2993		3930
2994	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2995	or return;	3932	or return;
2996		3933
2997	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
2998	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
2999	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3009	aio_utime $fh, undef, undef;	3946	aio_utime $fh, undef, undef;
3010		3947
3011	close $fh	3948	close $fh
3012	or return;	3949	or return;
3013		3950
3014	aio_rename "$runtime~", $runtime	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3015	and return;	3952	and return;
3016		3953
3017	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3018		3955
3019	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 };
3020	}	4007	}
3021		4008
3022	sub emergency_save() {	4009	sub emergency_save() {
3023	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3024		4011
3025	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;
3026		4018
3027	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3028	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3029	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3030	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3031	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
3032	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3033	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3034	$pl->valid or next;	4028	$pl->valid or next;
		4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3035	$pl->save;	4030	$pl->save;
3036	}	4031	}
3037	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
3038		4033
3039	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";
3040	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3041	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3042	$map->valid or next;	4039	$map->valid or next;
3043	$map->save;	4040	$map->save;
3044	}	4041	}
3045	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
3046		4043
3047	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";
3048	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3049	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
3050	};	4072	};
3051		4073
3052	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
3053	}	4075	}
3054		4076
3055	sub post_cleanup {	4077	sub post_cleanup {
3056	my ($make_core) = @_;	4078	my ($make_core) = @_;
3057		4079
		4080	IO::AIO::flush;
		4081
3058	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3059	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	}
3060	}	4112	}
3061		4113
3062	sub do_reload_perl() {	4114	sub do_reload_perl() {
3063	# can/must only be called in main	4115	# can/must only be called in main
3064	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3065	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3066	return;	4118	return;
3067	}	4119	}
3068		4120
3069	warn "reloading...";	4121	return if $RELOAD++;
3070		4122
3071	warn "entering sync_job";	4123	my $t1 = AE::time;
3072		4124
		4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
		4128
		4129	trace "perl_reload: entering sync_job";
		4130
3073	cf::sync_job {	4131	cf::sync_job {
3074	cf::write_runtime; # external watchdog should not bark
3075	cf::emergency_save;	4132	#cf::emergency_save;
3076	cf::write_runtime; # external watchdog should not bark
3077		4133
3078	warn "syncing database to disk";
3079	BDB::db_env_txn_checkpoint $DB_ENV;
3080
3081	# if anything goes wrong in here, we should simply crash as we already saved
3082
3083	warn "cancelling all WF_AUTOCANCEL watchers";
3084	for (Event::all_watchers) {
3085	$_->cancel if $_->data & WF_AUTOCANCEL;
3086	}
3087
3088	warn "flushing outstanding aio requests";
3089	for (;;) {
3090	BDB::flush;
3091	IO::AIO::flush;
3092	Coro::cede;
3093	last unless IO::AIO::nreqs || BDB::nreqs;
3094	warn "iterate...";
3095	}
3096
3097	++$RELOAD;
3098
3099	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3100	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3101	%EXT_CORO = ();	4136	%EXT_CORO = ();
3102		4137
3103	warn "removing commands";	4138	trace "perl_reload: removing commands";
3104	%COMMAND = ();	4139	%COMMAND = ();
3105		4140
3106	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3107	%EXTCMD = ();	4142	%EXTCMD = ();
3108	%EXTICMD = ();	4143	%EXTICMD = ();
3109		4144
3110	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3111	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3112	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3113		4148
3114	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3115	eval {	4150	eval {
3116	$cb->($pkg);	4151	$cb->($pkg);
3117	1	4152	1
3118	} 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;
3119	}	4158	}
3120		4159
3121	warn "... nuking $pkg";
3122	Symbol::delete_package $pkg;
3123	}
3124
3125	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3126	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3127	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3128		4163
3129	warn "... unloading $k";	4164	trace "... unloading $k";
3130	delete $INC{$k};	4165	delete $INC{$k};
3131		4166
3132	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3133	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3134		4169
3135	if (my $cb = $k->can ("unload_module")) {	4170	if (my $cb = $k->can ("unload_module")) {
3136	$cb->();	4171	$cb->();
		4172	}
		4173
		4174	clear_package $k;
3137	}	4175	}
3138		4176
3139	Symbol::delete_package $k;
3140	}
3141
3142	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3143	Symbol::delete_package "safe::$_"	4178	clear_package "safe::$_"
3144	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);
3145		4180
3146	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3147	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3148	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3149		4184
3150	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3151	# and global variables created in xs	4186	# and global variables created in xs
3152	#Symbol::delete_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3153		4188
3154	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3155		4190
3156	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3157	require cf;	4192	require cf;
3158	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3159		4194
3160	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3161	cf::cfg_load;	4196	cf::reload_config;
3162		4197
3163	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3164	cf::load_extensions;	4199	cf::load_extensions;
3165		4200
		4201	if ($REATTACH_ON_RELOAD) {
3166	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3167	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3168	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3169	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3170	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3171	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3172		4209
3173	warn "leaving sync_job";	4210	cf::_post_init 1;
3174		4211
		4212	trace "perl_reload: leaving sync_job";
		4213
3175	1	4214	1
3176	} or do {	4215	} or do {
3177	warn $@;	4216	error $@;
3178	warn "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3179	exit 1;	4218	};
		4219
		4220	--$RELOAD;
3180	};	4221	}
3181		4222
3182	warn "reloaded";	4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3183	};	4225	};
3184		4226
3185	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3186		4228
3187	sub reload_perl() {	4229	sub reload_perl() {
3188	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3189	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3190		4232
3191	$RELOAD_WATCHER ||= Event->timer (	4233	$RELOAD_WATCHER ||= cf::async {
3192	reentrant => 0,	4234	Coro::AIO::aio_wait cache_extensions;
3193	after => 0,	4235
3194	data => WF_AUTOCANCEL,	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3195	cb => sub {
3196	do_reload_perl;	4237	do_reload_perl;
3197	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
3198	},	4239	};
3199	);	4240	};
3200	}	4241	}
3201		4242
3202	register_command "reload" => sub {	4243	register_command "reload" => sub {
3203	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
3204		4245
3205	if ($who->flag (FLAG_WIZ)) {	4246	if ($who->flag (FLAG_WIZ)) {
3206	$who->message ("reloading server.");	4247	$who->message ("reloading server.");
		4248	async {
		4249	$Coro::current->{desc} = "perl_reload";
3207	async { reload_perl };	4250	reload_perl;
		4251	};
3208	}	4252	}
3209	};	4253	};
3210		4254
3211	unshift @INC, $LIBDIR;	4255	#############################################################################
3212		4256
3213	my $bug_warning = 0;	4257	my $bug_warning = 0;
3214		4258
3215	our @WAIT_FOR_TICK;
3216	our @WAIT_FOR_TICK_BEGIN;
3217
3218	sub wait_for_tick {	4259	sub wait_for_tick() {
3219	return unless $TICK_WATCHER->is_active;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3220	return if $Coro::current == $Coro::main;
3221		4261
3222	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3223	push @WAIT_FOR_TICK, $signal;
3224	$signal->wait;
3225	}	4263	}
3226		4264
3227	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3228	return unless $TICK_WATCHER->is_active;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3229	return if $Coro::current == $Coro::main;
3230		4267
3231	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3232	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3233	$signal->wait;	4270	$signal->wait;
3234	}	4271	}
3235		4272
3236	my $min = 1e6;#d#	4273	sub tick {
3237	my $avg = 10;
3238	$TICK_WATCHER = Event->timer (
3239	reentrant => 0,
3240	parked => 1,
3241	prio => 0,
3242	at => $NEXT_TICK || $TICK,
3243	data => WF_AUTOCANCEL,
3244	cb => sub {
3245	if ($Coro::current != $Coro::main) {	4274	if ($Coro::current != $Coro::main) {
3246	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3247	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3248	return;	4277	return;
3249	}	4278	}
3250		4279
3251	$NOW = $tick_start = Event::time;	4280	cf::one_tick; # one server iteration
3252		4281
3253	cf::server_tick; # one server iteration	4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3254		4283
3255	0 && sync_job {#d#	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3256	for(1..10) {	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3257	my $t = Event::time;	4286	Coro::async_pool {
3258	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4287	$Coro::current->{desc} = "runtime saver";
3259	or die;	4288	write_runtime_sync
3260		4289	or error "ERROR: unable to write runtime file: $!";
3261	$map->width (50);
3262	$map->height (50);
3263	$map->alloc;
3264	$map->_load_objects ("/tmp/x.map", 1);
3265	my $t = Event::time - $t;
3266
3267	#next unless $t < 0.0013;#d#
3268	if ($t < $min) {
3269	$min = $t;
3270	}
3271	$avg = $avg * 0.99 + $t * 0.01;
3272	}
3273	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3274	exit 0;
3275	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3276	};	4290	};
		4291	}
3277		4292
3278	$RUNTIME += $TICK;
3279	$NEXT_TICK += $TICK;
3280
3281	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3282	$NEXT_RUNTIME_WRITE = $NOW + 10;
3283	Coro::async_pool {
3284	write_runtime
3285	or warn "ERROR: unable to write runtime file: $!";
3286	};
3287	}
3288
3289	# my $AFTER = Event::time;
3290	# warn $AFTER - $NOW;#d#
3291
3292	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3293	$sig->send;	4294	$sig->send;
3294	}	4295	}
3295	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3296	$sig->send;
3297	}
3298		4297
3299	$NOW = Event::time;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3300
3301	# if we are delayed by four ticks or more, skip them all
3302	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3303
3304	$TICK_WATCHER->at ($NEXT_TICK);
3305	$TICK_WATCHER->start;
3306
3307	$LOAD = ($NOW - $tick_start) / $TICK;
3308	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3309		4300
3310	_post_tick;	4301	if (0) {
3311		4302	if ($NEXT_TICK) {
3312		4303	my $jitter = $TICK_START - $NEXT_TICK;
		4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4305	debug "jitter $JITTER\n";#d#
		4306	}
3313	},	4307	}
3314	);	4308	}
3315		4309
3316	{	4310	{
3317	BDB::max_poll_time $TICK * 0.1;	4311	# configure BDB
3318	$BDB_POLL_WATCHER = Event->io (	4312	info "initialising database";
3319	reentrant => 0,	4313
3320	fd => BDB::poll_fileno,
3321	poll => 'r',
3322	prio => 0,
3323	data => WF_AUTOCANCEL,
3324	cb => \&BDB::poll_cb,
3325	);
3326	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3327		4315	BDB::max_poll_reqs $TICK * 0.1;
3328	BDB::set_sync_prepare {	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3329	my $status;
3330	my $current = $Coro::current;
3331	(
3332	sub {
3333	$status = $!;
3334	$current->ready; undef $current;
3335	},
3336	sub {
3337	Coro::schedule while defined $current;
3338	$! = $status;
3339	},
3340	)
3341	};
3342		4317
3343	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3344	$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);
3345		4325
3346	cf::sync_job {	4326	cf::sync_job {
3347	eval {	4327	eval {
3348	BDB::db_env_open	4328	BDB::db_env_open
3349	$DB_ENV,	4329	$DB_ENV,
…		…
3351	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4331	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3352	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4332	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3353	0666;	4333	0666;
3354		4334
3355	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4335	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3356
3357	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3358	$DB_ENV->set_lk_detect;
3359	};	4336	};
3360		4337
3361	cf::cleanup "db_env_open(db): $@" if $@;	4338	cf::cleanup "db_env_open(db): $@" if $@;
3362	};	4339	};
3363	}	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";
3364	}	4353	}
3365		4354
3366	{	4355	{
		4356	# configure IO::AIO
		4357
		4358	info "initialising aio";
3367	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3368
3369	undef $Coro::AIO::WATCHER;
3370	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3371	$AIO_POLL_WATCHER = Event->io (	4361	undef $AnyEvent::AIO::WATCHER;
3372	reentrant => 0,	4362	info "aio initialised";
3373	data => WF_AUTOCANCEL,
3374	fd => IO::AIO::poll_fileno,
3375	poll => 'r',
3376	prio => 6,
3377	cb => \&IO::AIO::poll_cb,
3378	);
3379	}	4363	}
3380		4364
3381	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3382		4367
3383	sub _log_backtrace {	4368	sub _log_backtrace {
3384	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3385		4370
3386	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3387		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3388	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3389	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3390	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3391	async {	4381	async {
		4382	$Coro::current->{desc} = "abt $msg";
		4383
3392	my @bt = fork_call {	4384	my @bt = fork_call {
3393	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
3394	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4386	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3395	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 |"
3396	or die "addr2line: $!";	4388	or die "addr2line: $!";
…		…
3404	}	4396	}
3405		4397
3406	@funcs	4398	@funcs
3407	};	4399	};
3408		4400
3409	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3410	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3411	--$_log_backtrace;	4404	--$_log_backtrace;
3412	};	4405	};
3413	} else {	4406	} else {
3414	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3415	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3416	}	4409	}
3417	}	4410	}
3418		4411
3419	# load additional modules	4412	# load additional modules
3420	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3421		4415
3422	END { cf::emergency_save }	4416	END { cf::emergency_save }
3423		4417
3424	1	4418	1
3425		4419

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