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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.610 by root, Tue Nov 20 14:40:01 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;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	554	}
326		555
		556	=item cf::periodic $interval, $cb
		557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
		569	}
		570
327	=item cf::get_slot $time[, $priority]	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 less than zero, interactive jobs
		579	should use 100 or more.
		580
		581	The optional C<$name> can be used to identify the job to run. It might be
		582	used for statistical purposes and should identify the same time-class.
332		583
333	Useful for short background jobs.	584	Useful for short background jobs.
334		585
335	=cut	586	=cut
336		587
337	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
339		591
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
342	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
343		598
344	while () {	599	while () {
345	next_job:	600	next_job:
		601
346	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
347	if ($avail > 0.01) {	603
348	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
349	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
350	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
351	$job->[2]->send;	608	$job->[2]->send;
352	Coro::cede;	609	Coro::cede;
353	goto next_job;	610	goto next_job;
354	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
355	}	613	}
356	}	614	}
357		615
358	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
359	# 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
360	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
361	$signal->wait;
362	} else {	619	} else {
		620	$busy = 0;
363	Coro::schedule;	621	Coro::schedule;
364	}	622	}
365	}	623	}
366	};	624	};
367		625
368	sub get_slot($;$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
369	my ($time, $pri) = @_;	629	my ($time, $pri, $name) = @_;
370		630
		631	$time = clamp $time, 0.01, $TICK * .6;
		632
		633	my $sig = new Coro::Signal;
		634
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
374	$sig->wait;	638	$sig->wait;
375	}	639	}
376		640
…		…
384		648
385	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
386		650
387	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
388		652
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	656	acceptable.
393		657
394	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
399	=cut	663	=cut
400		664
401	sub sync_job(&) {	665	sub sync_job(&) {
402	my ($job) = @_;	666	my ($job) = @_;
403		667
404	if ($Coro::current == $Coro::main) {	668	if (in_main) {
405	my $time = Event::time;	669	my $time = AE::time;
406		670
407	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
409		673
410	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	675
412	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
413		677
414	my $busy = 1;	678	my $busy = 1;
415	my @res;	679	my @res;
416		680
417	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	683	@res = eval { $job->() };
419	warn $@ if $@;	684	error $@ if $@;
420	undef $busy;	685	undef $busy;
421	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
422		687
423	while ($busy) {	688	while ($busy) {
424	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
425	}	693	}
		694	}
426		695
427	$time = Event::time - $time;	696	my $time = AE::time - $time;
428		697
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
433		699
434	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
435	} else {	701	} else {
436	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
437		703
…		…
457	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
458		724
459	$coro	725	$coro
460	}	726	}
461		727
462	=item fork_call { }, $args	728	=item fork_call { }, @args
463		729
464	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
465	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
466	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
467	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
468		734
469	=cut	735	=cut
470		736
471	sub _store_scalar {	737	sub post_fork {
472	open my $fh, ">", \my $buf	738	reset_signals;
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}	739	}
479		740
480	sub fork_call(&@) {	741	sub fork_call(&@) {
481	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
482		743
483	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	744	my @res = Coro::Util::fork_eval {
484	# or die "socketpair: $!";	745	cf::post_fork;
485	pipe my $fh1, my $fh2	746	&$cb
486	or die "pipe: $!";	747	} @args;
487		748
488	if (my $pid = fork) {	749	wantarray ? @res : $res[-1]
489	close $fh2;	750	}
490		751
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	752	sub objinfo {
492	warn "pst<$res>" unless $res =~ /^pst/;
493	$res = Coro::Storable::thaw $res;
494
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;
502	local $SIG{__WARN__};
503	local $SIG{__DIE__};
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509
510	eval {
511	close $fh1;
512
513	my @res = eval { $cb->(@args) };
514
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
516	close $fh2;
517	};
518
519	warn $@ if $@;
520	_exit 0;
521	}	753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
522	}	788	}
523		789
524	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
525		791
526	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	794	=item cf::db_put $family => $key => $value
529		795
530	Stores the given C<$value> in the family. It can currently store binary	796	Stores the given C<$value> in the family. It can currently store binary
531	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	797	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
532		798
		799	=item $db = cf::db_table "name"
		800
		801	Create and/or open a new database table. The string must not be "db" and must be unique
		802	within each server.
		803
533	=cut	804	=cut
		805
		806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
		810	my ($name) = @_;
		811	my $db = BDB::db_create $DB_ENV;
		812
		813	eval {
		814	$db->set_flags (BDB::CHKSUM);
		815
		816	utf8::encode $name;
		817	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		818	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		819	cf::cleanup "db_open(db): $!" if $!;
		820	};
		821	cf::cleanup "db_open(db): $@" if $@;
		822
		823	$db
		824	}
534		825
535	our $DB;	826	our $DB;
536		827
537	sub db_init {	828	sub db_init {
538	unless ($DB) {	829	$DB ||= db_table "db";
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {
542	eval {
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}
552	}	830	}
553		831
554	sub db_get($$) {	832	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
556		834
557	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
558	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
559		839
560	$! ? ()	840	$! ? ()
561	: $data	841	: $data
562	}
563	}	842	}
564		843
565	sub db_put($$$) {	844	sub db_put($$$) {
566	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
567	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		874
596	my @data;	875	my @data;
597	my $md5;	876	my $md5;
598		877
599	for (0 .. $#$src) {	878	for (0 .. $#$src) {
600	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
601	or Carp::croak "$src->[$_]: $!";
602	}	880	}
603		881
604	# if processing is expensive, check	882	# if processing is expensive, check
605	# checksum first	883	# checksum first
606	if (1) {	884	if (1) {
607	$md5 =	885	$md5 =
608	join "\x00",	886	join "\x00",
609	$processversion,	887	$processversion,
610	map {	888	map {
611	Coro::cede;	889	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	890	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	891	} 0.. $#$src;
614		892
615		893
616	my $dbmd5 = db_get cache => "$id/md5";	894	my $dbmd5 = db_get cache => "$id/md5";
…		…
619		897
620	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
621	}	899	}
622	}	900	}
623		901
624	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
625	my $data = $process->(\@data);	903	my $data = $process->(\@data);
626	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
627		905
628	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
629		907
630	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
631	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
632	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
633		911
…		…
643		921
644	=cut	922	=cut
645		923
646	sub datalog($@) {	924	sub datalog($@) {
647	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
648	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
649	}	927	}
650		928
651	=back	929	=back
652		930
653	=cut	931	=cut
654		932
655	#############################################################################	933	#############################################################################
656		934
657	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
658		936
659	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
660	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
661	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
662		940
663	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
664	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
665	Crossfire TRT).	943	Deliantra).
666		944
667	=over 4	945	=over 4
668		946
669	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
670		948
…		…
714	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
715		993
716	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
717	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
718		996
719	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
720	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
721		999
722	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
723		1001
724	=over 4	1002	=over 4
…		…
848		1126
849	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
850	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
851		1129
852	} elsif (ref $type) {	1130	} elsif (ref $type) {
853	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
854		1132
855	} else {	1133	} else {
856	shift @arg;	1134	shift @arg;
857	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
858	}	1136	}
859	}	1137	}
860	}	1138	}
861		1139
862	sub _object_attach {	1140	sub _object_attach {
…		…
872	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
873	}	1151	}
874		1152
875	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
876	} else {	1154	} else {
877	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
878	}	1156	}
879		1157
880	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
881	}	1159	}
882		1160
…		…
941		1219
942	for (@$callbacks) {	1220	for (@$callbacks) {
943	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
944		1222
945	if ($@) {	1223	if ($@) {
946	warn "$@";
947	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
948	override;	1225	override;
949	}	1226	}
950		1227
951	return 1 if $override;	1228	return 1 if $override;
952	}	1229	}
953		1230
954	0	1231	0
955	}	1232	}
956		1233
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1235
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1237
961	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
962		1239
…		…
968		1245
969	=cut	1246	=cut
970		1247
971	#############################################################################	1248	#############################################################################
972	# object support	1249	# object support
973	#
974		1250
		1251	sub _object_equal($$);
		1252	sub _object_equal($$) {
		1253	my ($a, $b) = @_;
		1254
		1255	return 0 unless (ref $a) eq (ref $b);
		1256
		1257	if ("HASH" eq ref $a) {
		1258	my @ka = keys %$a;
		1259	my @kb = keys %$b;
		1260
		1261	return 0 if @ka != @kb;
		1262
		1263	for (0 .. $#ka) {
		1264	return 0 unless $ka[$_] eq $kb[$_];
		1265	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1266	}
		1267
		1268	} elsif ("ARRAY" eq ref $a) {
		1269
		1270	return 0 if @$a != @$b;
		1271
		1272	for (0 .. $#$a) {
		1273	return 0 unless _object_equal $a->[$_], $b->[$_];
		1274	}
		1275
		1276	} elsif ($a ne $b) {
		1277	return 0;
		1278	}
		1279
		1280	1
		1281	}
		1282
		1283	our $SLOW_MERGES;#d#
975	sub _can_merge {	1284	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
977		1286
978	local $Storable::canonical = 1;	1287	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1288
982	$fob1 eq $fob2	1289	# we do the slow way here
		1290	return _object_equal $ob1, $ob2
983	}	1291	}
984		1292
985	sub reattach {	1293	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1295	my ($obj) = @_;
988		1296
		1297	# no longer needed after getting rid of delete_package?
989	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
990		1299
991	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
992		1301
993	@$registry = ();	1302	@$registry = ();
994		1303
…		…
999	for (@$attach) {	1308	for (@$attach) {
1000	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1001	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1002	}	1311	}
1003	} else {	1312	} else {
1004	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1005	}	1314	}
1006	}	1315	}
1007	}	1316	}
1008		1317
1009	cf::attachable->attach (	1318	cf::attachable->attach (
1010	prio => -1000000,	1319	prio => -1000000,
1011	on_instantiate => sub {	1320	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
1013		1322
1014	$data = from_json $data;	1323	$data = decode_json $data;
1015		1324
1016	for (@$data) {	1325	for (@$data) {
1017	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
1018		1327
1019	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1344	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1037		1346
1038	sync_job {	1347	sync_job {
1039	if (length $$rdata) {	1348	if (length $$rdata) {
		1349	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1042		1353
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	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;
		1359	aio_fsync $fh;
		1360	}
1047	close $fh;	1361	aio_close $fh;
1048		1362
1049	if (@$objs) {	1363	if (@$objs) {
1050	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1051	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1054	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	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;
		1370	aio_fsync $fh;
		1371	}
1055	close $fh;	1372	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1374	}
1058	} else {	1375	} else {
1059	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1060	}	1377	}
1061		1378
1062	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1063	} else {	1383	} else {
1064	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1065	}	1385	}
1066	} else {	1386	} else {
1067	aio_unlink $filename;	1387	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1069	}	1389	}
1070	}	1390	};
1071	}	1391	}
1072		1392
1073	sub object_freezer_as_string {	1393	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1394	my ($rdata, $objs) = @_;
1075		1395
…		…
1087	or return;	1407	or return;
1088		1408
1089	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1411	or return;
		1412
1092	$av = eval { (Storable::thaw $av)->{objs} };	1413	my $st = eval { Coro::Storable::thaw $av };
		1414	$av = $st->{objs};
1093	}	1415	}
1094		1416
		1417	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
		1421
1097	return ($data, $av);	1422	($data, $av)
1098	}	1423	}
1099		1424
1100	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
1101		1426
1102	=over 4	1427	=over 4
…		…
1104	=cut	1429	=cut
1105		1430
1106	#############################################################################	1431	#############################################################################
1107	# command handling &c	1432	# command handling &c
1108		1433
1109	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1110		1435
1111	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1112	$name.	1437	$name.
1113		1438
1114	=cut	1439	=cut
…		…
1120	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1121		1446
1122	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1123	}	1448	}
1124		1449
1125	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1126		1451
1127	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1128	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1129	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1130	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1131	has logged in successfully.	1456	has logged in successfully.
1132		1457
1133	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1134	called.
1135		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1136	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1137		1466
1138	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1139	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1140	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1141	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1142	log-in.	1471	log-in.
1143		1472
1144	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1145	called.
1146		1474
1147	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1148		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1149	sub register_extcmd {	1482	sub register_extcmd($$) {
1150	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1151		1484
1152	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1153	}	1486	}
1154		1487
1155	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1156	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1157		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1158	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1159	}	1498	}
1160		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1161	cf::player->attach (	1508	cf::player->attach (
1162	on_command => sub {	1509	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1164		1511
1165	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1166	or return;	1513	or return;
1167		1514
…		…
1175	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1176		1523
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1525
1179	if (ref $msg) {	1526	if (ref $msg) {
		1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1528
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1529	if (my $cb = $EXTACMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1530	$cb->(
1182	$pl->ext_reply ($msg->{msgid}, %reply);	1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
		1542	@reply = $cb->($pl, @payload);
1183	}	1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1184	}	1547	}
		1548
1185	} else {	1549	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1551	}
1188		1552
1189	cf::override;	1553	cf::override;
1190	},	1554	},
1191	);	1555	);
1192		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1193	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1194	cf::sync_job {	1586	cf::sync_job {
1195	my %todo;	1587	my %todo;
1196		1588
1197	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1198	next unless -r $path;	1590	next unless -r $path;
…		…
1216		1608
1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1218	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1219		1611
1220	$ext{source} =	1612	$ext{source} =
1221	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1222	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1223	. $source	1615	. $source
1224	. "\n};\n1";	1616	. "\n};\n1";
1225		1617
1226	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1227	}	1619	}
1228		1620
		1621	my $pass = 0;
1229	my %done;	1622	my %done;
1230	while (%todo) {	1623	while (%todo) {
1231	my $progress;	1624	my $progress;
1232		1625
		1626	++$pass;
		1627
		1628	ext:
1233	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1234	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1235	goto skip	1631	next ext
1236	unless exists $done{$_};	1632	unless exists $done{$_};
1237	}	1633	}
1238		1634
1239	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1240		1636
1241	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1242	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1243	: "$v->{base}: extension inactive.\n";
1244		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1245	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1246	warn $msg;	1653
1247	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1248	exit 1;	1655	delete $todo{$k};
1249	}	1656	} else {
1250		1657	$done{$k} = delete $todo{$k};
1251	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1252	}	1663	}
1253
1254	$done{$k} = delete $todo{$k};
1255	push @EXTS, $v->{pkg};
1256	$progress = 1;
1257	}	1664	}
1258		1665
1259	skip:	1666	unless ($progress) {
1260	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1261	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1262	}	1676	}
1263	};	1677	};
1264	}	1678	}
1265		1679
1266	#############################################################################	1680	#############################################################################
1267		1681
1268	=back	1682	=back
1269		1683
1270	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1271		1685
1272	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1273		1687
1274	=cut	1688	=cut
1275		1689
1276	package cf::player;	1690	package cf::player;
1277		1691
1278	use Coro::AIO;	1692	use Coro::AIO;
1279		1693
1280	=head3 cf::player	1694	=head3 cf::player
1281		1695
1282	=over 4	1696	=over 4
		1697
		1698	=item cf::player::num_playing
		1699
		1700	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1701
		1702	=cut
		1703
		1704	sub num_playing {
		1705	scalar grep
		1706	$_->ob->map
		1707	&& !$_->hidden
		1708	&& !$_->ob->flag (cf::FLAG_WIZ),
		1709	cf::player::list
		1710	}
1283		1711
1284	=item cf::player::find $login	1712	=item cf::player::find $login
1285		1713
1286	Returns the given player object, loading it if necessary (might block).	1714	Returns the given player object, loading it if necessary (might block).
1287		1715
…		…
1306		1734
1307	sub exists($) {	1735	sub exists($) {
1308	my ($login) = @_;	1736	my ($login) = @_;
1309		1737
1310	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1311	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1312	}	1740	}
1313		1741
1314	sub find($) {	1742	sub find($) {
1315	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1316	my $login = $_[0];	1744	my $login = $_[0];
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1751	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1752	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1753	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1754	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1755
1328	my $pl = load_pl path $login	1756	my $f = new_from_file cf::object::thawer path $login
1329	or return;	1757	or return;
		1758
		1759	my $pl = cf::player::load_pl $f
		1760	or return;
		1761
		1762	local $cf::PLAYER_LOADING{$login} = $pl;
		1763	$f->resolve_delayed_derefs;
1330	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1331	}	1765	}
1332	}	1766	}
1333	}	1767	}
		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
1334		1781
1335	sub save($) {	1782	sub save($) {
1336	my ($pl) = @_;	1783	my ($pl) = @_;
1337		1784
1338	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
…		…
1343	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1344		1791
1345	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1347		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1799
1348	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1349	Coro::cede;	1801	cf::cede_to_tick;
1350	}	1802	}
1351		1803
1352	sub new($) {	1804	sub new($) {
1353	my ($login) = @_;	1805	my ($login) = @_;
1354		1806
…		…
1360	$cf::PLAYER{$login} = $self;	1812	$cf::PLAYER{$login} = $self;
1361		1813
1362	$self	1814	$self
1363	}	1815	}
1364		1816
		1817	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1818
		1819	=cut
		1820
		1821	sub send_msg {
		1822	my $ns = shift->ns
		1823	or return;
		1824	$ns->send_msg (@_);
		1825	}
		1826
1365	=item $pl->quit_character	1827	=item $pl->quit_character
1366		1828
1367	Nukes the player without looking back. If logged in, the connection will	1829	Nukes the player without looking back. If logged in, the connection will
1368	be destroyed. May block for a long time.	1830	be destroyed. May block for a long time.
1369		1831
…		…
1373	my ($pl) = @_;	1835	my ($pl) = @_;
1374		1836
1375	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1376		1838
1377	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1378	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1379		1841
1380	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1381	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1382	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1383	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1384		1850
1385	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1386	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1387	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1422	or return [];	1888	or return [];
1423		1889
1424	my @logins;	1890	my @logins;
1425		1891
1426	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
		1893	my $path = path $login;
		1894
		1895	# a .pst is a dead give-away for a valid player
		1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1901	}
1430		1902
1431	utf8::decode $login;	1903	utf8::decode $login;
1432	push @logins, $login;	1904	push @logins, $login;
1433	}	1905	}
1434		1906
1435	\@logins	1907	\@logins
1436	}	1908	}
1437		1909
1438	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1439		1913
1440	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1441	player. May block.	1915	player. May block.
1442		1916
1443	=cut	1917	=cut
…		…
1461	}	1935	}
1462		1936
1463	\@paths	1937	\@paths
1464	}	1938	}
1465		1939
1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1467		1941
1468	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1469		1943
1470	=cut
1471
1472	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;
1474
1475	# escape & and <
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478
1479	# this is buggy, it needs to properly take care of nested <'s
1480
1481	1 while
1482	# replace B<>, I<>, U<> etc.
1483	s/B<([^\>]*)>/<b>$1<\/b>/
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/
1486	# replace G<male|female> tags
1487	|| s{G<([^>|]*)\|([^>]*)>}{
1488	$self->gender ? $2 : $1
1489	}ge
1490	# replace H<hint text>
1491	|| s{H<([^\>]*)>}
1492	{
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")
1496	[$self->{hintmode}]
1497	}ge;
1498
1499	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;
1501
1502	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines
1507
1508	$_
1509	}
1510
1511	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}
1514	}
1515
1516	=item $player->ext_reply ($msgid, %msg)
1517
1518	Sends an ext reply to the player.
1519
1520	=cut
1521
1522	sub ext_reply($$%) {
1523	my ($self, $id, %msg) = @_;
1524
1525	$msg{msgid} = $id;
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}
1528
1529	=item $player->ext_event ($type, %msg)	1944	=item $player->ext_msg ($type, @msg)
1530		1945
1531	Sends an ext event to the client.	1946	Sends an ext event to the client.
1532		1947
1533	=cut	1948	=cut
1534		1949
1535	sub ext_event($$%) {	1950	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1951	my ($self, $type, @msg) = @_;
1537		1952
1538	$self->ns->ext_event ($type, %msg);	1953	$self->ns->ext_msg ($type, @msg);
1539	}	1954	}
1540		1955
1541	=head3 cf::region	1956	=head3 cf::region
1542		1957
1543	=over 4	1958	=over 4
…		…
1552		1967
1553	=cut	1968	=cut
1554		1969
1555	sub find_by_path($) {	1970	sub find_by_path($) {
1556	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1557		1974
1558	my ($match, $specificity);	1975	my ($match, $specificity);
1559		1976
1560	for my $region (list) {	1977	for my $region (list) {
1561	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1587	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1589		2006
1590	sub generate_random_map {	2007	sub generate_random_map {
1591	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1592	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1593	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1597	$rmp->{exit_on_final_map},
1598	$rmp->{xsize}, $rmp->{ysize},
1599	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1600	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1601	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1602	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1603	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1604	(cf::region::find $rmp->{region}), $rmp->{custom}
1605	)
1606	}	2013	}
1607		2014
1608	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1609		2016
1610	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1615		2022
1616	sub register {	2023	sub register {
1617	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1618	my $pkg = caller;	2025	my $pkg = caller;
1619		2026
1620	no strict;
1621	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1622		2028
1623	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1624	}	2030	}
1625		2031
1626	# also paths starting with '/'	2032	# also paths starting with '/'
1627	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1628		2034
1629	sub thawer_merge {	2035	sub thawer_merge {
1630	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1631		2037
1632	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1637	}	2043	}
1638		2044
1639	sub normalise {	2045	sub normalise {
1640	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1641		2047
1642	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1643		2049
1644	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1645		2051
1646	# map plan:	2052	# map plan:
1647	#	2053	#
…		…
1662	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1663	$path = "$base/$path";	2069	$path = "$base/$path";
1664	}	2070	}
1665		2071
1666	for ($path) {	2072	for ($path) {
1667	redo if s{//}{/};
1668	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1669	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1670	}	2075	}
1671		2076
1672	$path	2077	$path
…		…
1686	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1687	return $self;	2092	return $self;
1688	}	2093	}
1689	}	2094	}
1690		2095
1691	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1692	()	2097	()
1693	}	2098	}
1694		2099
		2100	# may re-bless or do other evil things
1695	sub init {	2101	sub init {
1696	my ($self) = @_;	2102	my ($self) = @_;
1697		2103
1698	$self	2104	$self
1699	}	2105	}
…		…
1718		2124
1719	# the temporary/swap location	2125	# the temporary/swap location
1720	sub save_path {	2126	sub save_path {
1721	my ($self) = @_;	2127	my ($self) = @_;
1722		2128
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1725	}	2131	}
1726		2132
1727	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1728	sub uniq_path {	2134	sub uniq_path {
1729	my ($self) = @_;	2135	my ($self) = @_;
1730		2136
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1733	}
1734
1735	# and all this just because we cannot iterate over
1736	# all maps in C++...
1737	sub change_all_map_light {
1738	my ($change) = @_;
1739
1740	$_->change_map_light ($change)
1741	for grep $_->outdoor, values %cf::MAP;
1742	}	2139	}
1743		2140
1744	sub decay_objects {	2141	sub decay_objects {
1745	my ($self) = @_;	2142	my ($self) = @_;
1746		2143
…		…
1759		2156
1760	sub load_header_from($) {	2157	sub load_header_from($) {
1761	my ($self, $path) = @_;	2158	my ($self, $path) = @_;
1762		2159
1763	utf8::encode $path;	2160	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	2161	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	2162	or return;
1769		2163
		2164	$self->_load_header ($f)
		2165	or return;
		2166
		2167	local $MAP_LOADING{$self->{path}} = $self;
		2168	$f->resolve_delayed_derefs;
		2169
1770	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1771		2171
1772	1	2172	1
1773	}	2173	}
1774		2174
		2175	# used to laod the header of an original map
1775	sub load_header_orig {	2176	sub load_header_orig {
1776	my ($self) = @_;	2177	my ($self) = @_;
1777		2178
1778	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1779	}	2180	}
1780		2181
		2182	# used to laod the header of an instantiated map
1781	sub load_header_temp {	2183	sub load_header_temp {
1782	my ($self) = @_;	2184	my ($self) = @_;
1783		2185
1784	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1785	}	2187	}
1786		2188
		2189	# called after loading the header from an instantiated map
1787	sub prepare_temp {	2190	sub prepare_temp {
1788	my ($self) = @_;	2191	my ($self) = @_;
1789		2192
1790	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1791	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1792	# safety	2195	# safety
1793	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1794	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1795	}	2198	}
1796		2199
		2200	# called after loading the header from an original map
1797	sub prepare_orig {	2201	sub prepare_orig {
1798	my ($self) = @_;	2202	my ($self) = @_;
1799		2203
1800	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1801	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1825		2229
1826	sub find;	2230	sub find;
1827	sub find {	2231	sub find {
1828	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1829		2233
		2234	cf::cede_to_tick;
		2235
1830	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1831		2237
		2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1833		2240
1834	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";
1836	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1837	or return;	2243	or return;
1838		2244
1839	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1840		2246
…		…
1842	or return;	2248	or return;
1843		2249
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
		2254	undef $guard1;
1847	$map->reset;	2255	$map->reset;
1848	undef $guard;
1849	return find $path;	2256	return find $path;
1850	}	2257	}
1851		2258
1852	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1853	}	2260	}
1854	}	2261	}
1855		2262
1856	sub pre_load { }	2263	sub pre_load { }
1857	sub post_load { }	2264	#sub post_load { } # XS
1858		2265
1859	sub load {	2266	sub load {
1860	my ($self) = @_;	2267	my ($self) = @_;
1861		2268
1862	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
1863		2270
1864	my $path = $self->{path};	2271	my $path = $self->{path};
1865		2272
1866	{	2273	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1868		2275
		2276	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1870
1871	$self->in_memory (cf::MAP_LOADING);
1872		2278
1873	$self->alloc;	2279	$self->alloc;
1874		2280
1875	$self->pre_load;	2281	$self->pre_load;
1876	Coro::cede;	2282	cf::cede_to_tick;
1877		2283
1878	$self->_load_objects ($self->{load_path}, 1)	2284	if (exists $self->{load_path}) {
		2285	my $f = new_from_file cf::object::thawer $self->{load_path};
		2286	$f->skip_block;
		2287	$self->_load_objects ($f)
1879	or return;	2288	or return;
1880		2289
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1882	if delete $self->{load_original};	2291	if delete $self->{load_original};
1883		2292
1884	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2294	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2295	unless (aio_stat $uniq) {
		2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2297	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2298	$self->_load_objects ($f);
		2299	$f->resolve_delayed_derefs;
		2300	}
		2301	}
1889	}	2302	}
1890	}
1891		2303
1892	Coro::cede;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
		2311
		2312	cf::cede_to_tick;
1893	# now do the right thing for maps	2313	# now do the right thing for maps
1894	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2316	unless $self->difficulty;
1897	Coro::cede;	2317	cf::cede_to_tick;
1898		2318
1899	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2320	$self->decay_objects;
1901	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1902	$self->update_buttons;	2322	$self->update_buttons;
1903	Coro::cede;	2323	cf::cede_to_tick;
1904	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1905	Coro::cede;
1906	$self->activate;
1907	}	2325	}
1908		2326
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2327	$self->{last_save} = $cf::RUNTIME;
		2328	$self->last_access ($cf::RUNTIME);
1910	}	2329	}
1911		2330
1912	$self->post_load;	2331	$self->post_load;
1913	}
1914		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
1915	sub customise_for {	2339	sub customise_for {
1916	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1917		2341
1918	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1919	if $self->per_player;	2343	if $self->per_player;
…		…
1922	# if $self->per_party;	2346	# if $self->per_party;
1923		2347
1924	$self	2348	$self
1925	}	2349	}
1926		2350
1927	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {
1929	my ($map) = @_;
1930
1931	my @diag; # diagonal neighbours
1932
1933	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)
1935	or next;
1936	$neigh = find $neigh, $map
1937	or next;
1938	$neigh->load;
1939
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}
1943
1944	for (@diag) {
1945	my $neigh = find @$_
1946	or next;
1947	$neigh->load;
1948	}
1949	}
1950
1951	sub find_sync {	2351	sub find_sync {
1952	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
1953		2353
1954	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
1955	}	2359	}
1956		2360
1957	sub do_load_sync {	2361	sub do_load_sync {
1958	my ($map) = @_;	2362	my ($map) = @_;
1959		2363
1960	cf::sync_job { $map->load };	2364	# it's a bug to call this from the main context
		2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2366	if $Coro::current == $Coro::main;
		2367
		2368	$map->load;
1961	}	2369	}
1962		2370
1963	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
1965		2373
1966	sub find_async {	2374	sub find_async {
1967	my ($path, $origin) = @_;	2375	my ($path, $origin, $load) = @_;
1968		2376
1969	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
1970		2378
1971	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
1973	}	2381	}
1974		2382
1975	undef $MAP_PREFETCH{$path};	2383	$MAP_PREFETCH{$path} |= $load;
		2384
1976	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
		2386	$Coro::current->{desc} = "map prefetcher";
		2387
1977	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2389	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2390	if (my $map = find $k) {
1980	$map->load;	2391	$map->load if $v;
1981	}	2392	}
1982		2393
1983	delete $MAP_PREFETCH{$path};	2394	delete $MAP_PREFETCH{$k};
1984	}	2395	}
1985	}	2396	}
1986	undef $MAP_PREFETCHER;	2397	undef $MAP_PREFETCHER;
1987	};	2398	};
1988	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
1989		2400
1990	()	2401	()
1991	}	2402	}
1992		2403
		2404	# common code, used by both ->save and ->swapout
1993	sub save {	2405	sub _save {
1994	my ($self) = @_;	2406	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;
1997		2407
1998	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
1999		2409
2000	return unless $self->dirty;	2410	return unless $self->dirty;
2001		2411
…		…
2007	return if $self->{deny_save};	2417	return if $self->{deny_save};
2008		2418
2009	local $self->{last_access} = $self->last_access;#d#	2419	local $self->{last_access} = $self->last_access;#d#
2010		2420
2011	cf::async {	2421	cf::async {
		2422	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2013	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2014		2427
2015	if ($uniq) {	2428	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2431	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2433	}
2021	}	2434	}
2022		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2023	sub swap_out {	2444	sub swap_out {
2024	my ($self) = @_;	2445	my ($self) = @_;
2025		2446
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2031	return if $self->players;	2451	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
2035	$self->clear;	2462	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2463	}
2038		2464
2039	sub reset_at {	2465	sub reset_at {
2040	my ($self) = @_;	2466	my ($self) = @_;
2041		2467
…		…
2059		2485
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2487
2062	return if $self->players;	2488	return if $self->players;
2063		2489
2064	warn "resetting map ", $self->path;	2490	cf::trace "resetting map ", $self->path, "\n";
2065		2491
2066	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
2067		2493
2068	# need to save uniques path	2494	# need to save uniques path
2069	unless ($self->{deny_save}) {	2495	unless ($self->{deny_save}) {
2070	my $uniq = $self->uniq_path; utf8::encode $uniq;	2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
2071		2497
…		…
2073	if $uniq;	2499	if $uniq;
2074	}	2500	}
2075		2501
2076	delete $cf::MAP{$self->path};	2502	delete $cf::MAP{$self->path};
2077		2503
		2504	$self->deactivate;
		2505	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2506	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2507
2082	$self->unlink_save;	2508	$self->unlink_save;
2083	$self->destroy;	2509	$self->destroy;
2084	}	2510	}
2085		2511
2086	my $nuke_counter = "aaaa";	2512	my $nuke_counter = "aaaa";
2087		2513
2088	sub nuke {	2514	sub nuke {
2089	my ($self) = @_;	2515	my ($self) = @_;
2090		2516
		2517	{
		2518	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2519
2091	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2092		2521
2093	$self->unlink_save;	2522	$self->unlink_save;
2094		2523
2095	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2529
2101	$cf::MAP{$self->path} = $self;	2530	$cf::MAP{$self->path} = $self;
		2531	}
2102		2532
2103	$self->reset; # polite request, might not happen	2533	$self->reset; # polite request, might not happen
2104	}	2534	}
2105		2535
2106	=item $maps = cf::map::tmp_maps	2536	=item $maps = cf::map::tmp_maps
…		…
2148		2578
2149	sub unique_maps() {	2579	sub unique_maps() {
2150	[	2580	[
2151	map {	2581	map {
2152	utf8::decode $_;	2582	utf8::decode $_;
2153	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2154	? normalise $_	2586	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2588	]
2158	}	2589	}
2159		2590
2160	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2161		2622
2162	=back	2623	=back
2163		2624
2164	=head3 cf::object	2625	=head3 cf::object
2165		2626
…		…
2169		2630
2170	=over 4	2631	=over 4
2171		2632
2172	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2173		2634
2174	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2175		2637
2176	=cut	2638	=cut
2177		2639
2178	sub inv_recursive_;	2640	sub inv_recursive_;
2179	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2182		2644
2183	sub inv_recursive {	2645	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2185	}	2647	}
2186		2648
		2649	=item $ref = $ob->ref
		2650
		2651	Creates and returns a persistent reference to an object that can be stored as a string.
		2652
		2653	=item $ob = cf::object::deref ($refstring)
		2654
		2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
		2656	even if the object actually exists. May block.
		2657
		2658	=cut
		2659
		2660	sub deref {
		2661	my ($ref) = @_;
		2662
		2663	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2664	my ($uuid, $name) = ($1, $2);
		2665	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2666	or return;
		2667	$pl->ob->uuid eq $uuid
		2668	or return;
		2669
		2670	$pl->ob
		2671	} else {
		2672	warn "$ref: cannot resolve object reference\n";
		2673	undef
		2674	}
		2675	}
		2676
2187	package cf;	2677	package cf;
2188		2678
2189	=back	2679	=back
2190		2680
2191	=head3 cf::object::player	2681	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2687	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2200		2690
2201	=cut	2691	=cut
		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
2202		2706
2203	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2708	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
…		…
2213		2717
2214	} else {	2718	} else {
2215	my $pl = $self->contr;	2719	my $pl = $self->contr;
2216		2720
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2721	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2724
2226	} else {	2725	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2728	}
2230	}	2729	}
		2730	}
		2731
		2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2733
		2734	=cut
		2735
		2736	sub cf::object::send_msg {
		2737	my $pl = shift->contr
		2738	or return;
		2739	$pl->send_msg (@_);
2231	}	2740	}
2232		2741
2233	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2234		2743
2235	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
…		…
2248		2757
2249	=item $player_object->enter_link	2758	=item $player_object->enter_link
2250		2759
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2761
2253	The player should be reasonably safe there for short amounts of time. You	2762	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2764	though, as the player cannot control the character while it is on the link
		2765	map.
2255		2766
2256	Will never block.	2767	Will never block.
2257		2768
2258	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2259		2770
…		…
2279	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2280	my ($self) = @_;	2791	my ($self) = @_;
2281		2792
2282	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2283		2794
		2795	++$self->{_link_recursion};
		2796
2284	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2285		2798
2286	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2287	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2288		2801
2289	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2290	}	2803	}
2291		2804
2292	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2293	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2294		2807
…		…
2311	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2312	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2313		2826
2314	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2317		2830
2318	$map->load;	2831	$map->load;
2319	$map->load_diag;
2320		2832
2321	return unless $self->contr->active;	2833	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2834
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2326	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2327		2842
		2843	}
		2844
2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2329		2846
2330	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2331	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2851	be called at the end of this process.
2335		2852
		2853	Note that $check will be called with a potentially non-loaded map, so if
		2854	it needs a loaded map it has to call C<< ->load >>.
		2855
2336	=cut	2856	=cut
2337		2857
2338	our $GOTOGEN;	2858	our $GOTOGEN;
2339		2859
2340	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2341	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
2342		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
		2868
2343	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2871
2346	$self->enter_link;	2872	$self->enter_link;
2347		2873
2348	(async {	2874	(async {
		2875	$Coro::current->{desc} = "player::goto $path $x $y";
		2876
		2877	# *tag paths override both path and x|y
		2878	if ($path =~ /^\*(.*)$/) {
		2879	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2880	my $ob = $obs[rand @obs];
		2881
		2882	# see if we actually can go there
		2883	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2884	$ob = $obs[rand @obs];
		2885	} else {
		2886	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2887	}
		2888	# else put us there anyways for now #d#
		2889
		2890	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2891	} else {
		2892	($path, $x, $y) = (undef, undef, undef);
		2893	}
		2894	}
		2895
2349	my $map = eval {	2896	my $map = eval {
2350	my $map = cf::map::find $path;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2351		2898
2352	if ($map) {	2899	if ($map) {
2353	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2355	} else {	2902	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2904	}
2358		2905
2359	$map	2906	$map
2360	};	2907	};
2361		2908
…		…
2367	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2368	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2369	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2370	}	2917	}
2371		2918
2372	$done->() if $done;	2919	$done->($self) if $done;
2373	})->prio (1);	2920	})->prio (1);
2374	}	2921	}
2375		2922
2376	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2377		2924
…		…
2397	}	2944	}
2398		2945
2399	sub prepare_random_map {	2946	sub prepare_random_map {
2400	my ($exit) = @_;	2947	my ($exit) = @_;
2401		2948
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2951	# that depends on the exit object
2407		2952
2408	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2955	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2415	}	2962	}
2416		2963
2417	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2418		2965
2419	my $data = cf::to_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2422		2969
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2972	undef $fh;
2426	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2427		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2430	}	2981	}
2431	}	2982	}
2432		2983
2433	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2435		2986
2436	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2437		2988
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2989	$self->enter_link;
2450		2990
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2991	(async {
2456	$self->deactivate_recursive; # just to be sure	2992	$Coro::current->{desc} = "enter_exit";
		2993
2457	unless (eval {	2994	unless (eval {
		2995	$self->deactivate_recursive; # just to be sure
		2996
		2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2998	my $x = $exit->stats->hp;
		2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
		3023
2458	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2459		3025
		3026	# if exit is damned, update players death & WoR home-position
		3027	$self->contr->savebed ($map, $x, $y)
		3028	if $exit->flag (cf::FLAG_DAMNED);
		3029
2460	1;	3030	1
2461	}) {	3031	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2466		3036
2467	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2468	$self->leave_link;	3038	$self->leave_link;
2469	}	3039	}
2470	})->prio (1);	3040	})->prio (1);
2471	}	3041	}
2472		3042
2473	=head3 cf::client	3043	=head3 cf::client
2474		3044
2475	=over 4	3045	=over 4
2476		3046
2477	=item $client->send_drawinfo ($text, $flags)	3047	=item $client->send_big_packet ($pkt)
2478		3048
2479	Sends a drawinfo packet to the client. Circumvents output buffering so	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2480	should not be used under normal circumstances.	3050	them as required.
2481		3051
2482	=cut	3052	=cut
2483		3053
		3054	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3055
2484	sub cf::client::send_drawinfo {	3056	sub cf::client::send_big_packet {
2485	my ($self, $text, $flags) = @_;	3057	my ($self, $pkt) = @_;
2486		3058
2487	utf8::encode $text;	3059	# try lzf for large packets
2488	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3060	$pkt = "lzf " . Compress::LZF::compress $pkt
		3061	if 1024 <= length $pkt and $self->{can_lzf};
		3062
		3063	# split very large packets
		3064	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3065	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3066	$pkt = "frag";
		3067	}
		3068
		3069	$self->send_packet ($pkt);
2489	}	3070	}
2490		3071
2491	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2492		3073
2493	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2494	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2497		3078
2498	=cut	3079	=cut
		3080
		3081	# non-persistent channels (usually the info channel)
		3082	our %CHANNEL = (
		3083	"c/motd" => {
		3084	id => "infobox",
		3085	title => "MOTD",
		3086	reply => undef,
		3087	tooltip => "The message of the day",
		3088	},
		3089	"c/identify" => {
		3090	id => "infobox",
		3091	title => "Identify",
		3092	reply => undef,
		3093	tooltip => "Items recently identified",
		3094	},
		3095	"c/examine" => {
		3096	id => "infobox",
		3097	title => "Examine",
		3098	reply => undef,
		3099	tooltip => "Signs and other items you examined",
		3100	},
		3101	"c/shopinfo" => {
		3102	id => "infobox",
		3103	title => "Shop Info",
		3104	reply => undef,
		3105	tooltip => "What your bargaining skill tells you about the shop",
		3106	},
		3107	"c/book" => {
		3108	id => "infobox",
		3109	title => "Book",
		3110	reply => undef,
		3111	tooltip => "The contents of a note or book",
		3112	},
		3113	"c/lookat" => {
		3114	id => "infobox",
		3115	title => "Look",
		3116	reply => undef,
		3117	tooltip => "What you saw there",
		3118	},
		3119	"c/who" => {
		3120	id => "infobox",
		3121	title => "Players",
		3122	reply => undef,
		3123	tooltip => "Shows players who are currently online",
		3124	},
		3125	"c/body" => {
		3126	id => "infobox",
		3127	title => "Body Parts",
		3128	reply => undef,
		3129	tooltip => "Shows which body parts you posess and are available",
		3130	},
		3131	"c/statistics" => {
		3132	id => "infobox",
		3133	title => "Statistics",
		3134	reply => undef,
		3135	tooltip => "Shows your primary statistics",
		3136	},
		3137	"c/skills" => {
		3138	id => "infobox",
		3139	title => "Skills",
		3140	reply => undef,
		3141	tooltip => "Shows your experience per skill and item power",
		3142	},
		3143	"c/shopitems" => {
		3144	id => "infobox",
		3145	title => "Shop Items",
		3146	reply => undef,
		3147	tooltip => "Shows the items currently for sale in this shop",
		3148	},
		3149	"c/resistances" => {
		3150	id => "infobox",
		3151	title => "Resistances",
		3152	reply => undef,
		3153	tooltip => "Shows your resistances",
		3154	},
		3155	"c/pets" => {
		3156	id => "infobox",
		3157	title => "Pets",
		3158	reply => undef,
		3159	tooltip => "Shows information abotu your pets/a specific pet",
		3160	},
		3161	"c/perceiveself" => {
		3162	id => "infobox",
		3163	title => "Perceive Self",
		3164	reply => undef,
		3165	tooltip => "You gained detailed knowledge about yourself",
		3166	},
		3167	"c/uptime" => {
		3168	id => "infobox",
		3169	title => "Uptime",
		3170	reply => undef,
		3171	tooltip => "How long the server has been running since last restart",
		3172	},
		3173	"c/mapinfo" => {
		3174	id => "infobox",
		3175	title => "Map Info",
		3176	reply => undef,
		3177	tooltip => "Information related to the maps",
		3178	},
		3179	"c/party" => {
		3180	id => "party",
		3181	title => "Party",
		3182	reply => "gsay ",
		3183	tooltip => "Messages and chat related to your party",
		3184	},
		3185	"c/death" => {
		3186	id => "death",
		3187	title => "Death",
		3188	reply => undef,
		3189	tooltip => "Reason for and more info about your most recent death",
		3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
		3197	"c/say" => $SAY_CHANNEL,
		3198	"c/chat" => $CHAT_CHANNEL,
		3199	);
2499		3200
2500	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	3202	my ($self, $channel, $msg, $color, @extra) = @_;
2502		3203
2503	$msg = $self->pl->expand_cfpod ($msg);	3204	$msg = $self->pl->expand_cfpod ($msg)
		3205	unless $color & cf::NDI_VERBATIM;
2504		3206
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	3207	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		3208
		3209	# check predefined channels, for the benefit of C
		3210	if ($CHANNEL{$channel}) {
		3211	$channel = $CHANNEL{$channel};
		3212
		3213	$self->ext_msg (channel_info => $channel);
		3214	$channel = $channel->{id};
		3215
2507	if (ref $channel) {	3216	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	3217	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	3218	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	3219	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	3220	$self->ext_msg (channel_info => $channel);
2512	}	3221	}
2513		3222
2514	$channel = $channel->{id};	3223	$channel = $channel->{id};
2515	}	3224	}
2516		3225
2517	return unless @extra || length $msg;	3226	return unless @extra || length $msg;
2518		3227
2519	if ($self->can_msg) {	3228	# default colour, mask it out
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3229	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2521	} else {	3230	if $color & cf::NDI_DEF;
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3231
2532	if ($color >= 0) {	3232	my $pkt = "msg "
2533	if (0 && $msg =~ /\[/) {	3233	. $self->{json_coder}->encode (
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	3234	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	3235	);
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")
2538	}
2539	}
2540	}
2541	}
2542		3236
		3237	$self->send_big_packet ($pkt);
		3238	}
		3239
2543	=item $client->ext_event ($type, %msg)	3240	=item $client->ext_msg ($type, @msg)
2544		3241
2545	Sends an ext event to the client.	3242	Sends an ext event to the client.
2546		3243
2547	=cut	3244	=cut
2548		3245
2549	sub cf::client::ext_event($$%) {	3246	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	3247	my ($self, $type, @msg) = @_;
2551		3248
2552	return unless $self->extcmd;
2553
2554	$msg{msgtype} = "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2556	}	3250	}
2557		3251
2558	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
2559		3253
2560	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
2580		3274
2581	$self->send_packet ($self->{query_queue}[0][0])	3275	$self->send_packet ($self->{query_queue}[0][0])
2582	if @{ $self->{query_queue} } == 1;	3276	if @{ $self->{query_queue} } == 1;
2583		3277
2584	1	3278	1
		3279	}
		3280
		3281	=item $client->update_command_faces
		3282
		3283	=cut
		3284
		3285	our %COMMAND_FACE;
		3286
		3287	sub cf::client::update_command_faces {
		3288	my ($self) = @_;
		3289
		3290	my @faces = grep $_,
		3291	$COMMAND_FACE{standard},
		3292	$COMMAND_FACE{emote},
		3293	$COMMAND_FACE{skill},
		3294	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3295	;
		3296
		3297	$self->send_face ($_)
		3298	for @faces;
		3299	$self->flush_fx;
		3300
		3301	$self->ext_msg (command_list => @faces);
		3302	}
		3303
		3304	=item cf::client::set_command_face $type, $commands
		3305
		3306	=cut
		3307
		3308	sub cf::client::set_command_face {
		3309	my ($type, $list) = @_;
		3310
		3311	my $idx = &cf::face::set ( #d# ugly forward reference
		3312	"command_list/$type" => cf::FT_RSRC,
		3313	JSON::XS->new->utf8->encode ([ sort @$list ])
		3314	);
		3315
		3316	$COMMAND_FACE{$type} = $idx;
2585	}	3317	}
2586		3318
2587	cf::client->attach (	3319	cf::client->attach (
2588	on_connect => sub {	3320	on_connect => sub {
2589	my ($ns) = @_;	3321	my ($ns) = @_;
…		…
2615	my ($ns, $buf) = @_;	3347	my ($ns, $buf) = @_;
2616		3348
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3349	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		3350
2619	if (ref $msg) {	3351	if (ref $msg) {
		3352	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3353
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3354	if (my $cb = $EXTIACMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3355	$cb->(
2622	$reply{msgid} = $msg->{msgid};	3356	$ns,
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));	3357	sub {
		3358	$ns->ext_msg ("reply-$reply", @_)
		3359	if $reply;
		3360	},
		3361	@payload
		3362	);
		3363	} else {
		3364	my @reply;
		3365
		3366	if (my $cb = $EXTICMD{$type}) {
		3367	@reply = $cb->($ns, @payload);
2624	}	3368	}
		3369
		3370	$ns->ext_msg ("reply-$reply", @reply)
		3371	if $reply;
2625	}	3372	}
2626	} else {	3373	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3374	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3375	}
2629		3376
2630	cf::override;	3377	cf::override;
2631	},	3378	},
2632	);	3379	);
…		…
2652		3399
2653	$coro	3400	$coro
2654	}	3401	}
2655		3402
2656	cf::client->attach (	3403	cf::client->attach (
2657	on_destroy => sub {	3404	on_client_destroy => sub {
2658	my ($ns) = @_;	3405	my ($ns) = @_;
2659		3406
2660	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3407	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2661	},	3408	},
2662	);	3409	);
…		…
2677	our $safe = new Safe "safe";	3424	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3425	our $safe_hole = new Safe::Hole;
2679		3426
2680	$SIG{FPE} = 'IGNORE';	3427	$SIG{FPE} = 'IGNORE';
2681		3428
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3429	$safe->permit_only (Opcode::opset qw(
		3430	:base_core :base_mem :base_orig :base_math :base_loop
		3431	grepstart grepwhile mapstart mapwhile
		3432	sort time
		3433	));
2683		3434
2684	# here we export the classes and methods available to script code	3435	# here we export the classes and methods available to script code
2685		3436
2686	=pod	3437	=pod
2687		3438
2688	The following functions and methods are available within a safe environment:	3439	The following functions and methods are available within a safe environment:
2689		3440
2690	cf::object	3441	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3442	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3443	insert remove name archname title slaying race decrease split
		3444	value
2693		3445
2694	cf::object::player	3446	cf::object::player
2695	player	3447	player
2696		3448
2697	cf::player	3449	cf::player
…		…
2702		3454
2703	=cut	3455	=cut
2704		3456
2705	for (	3457	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3458	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3459	insert remove inv nrof name archname title slaying race
		3460	decrease split destroy change_exp value msg lore send_msg)],
2708	["cf::object::player" => qw(player)],	3461	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3462	["cf::player" => qw(peaceful send_msg)],
2710	["cf::map" => qw(trigger)],	3463	["cf::map" => qw(trigger)],
2711	) {	3464	) {
2712	no strict 'refs';
2713	my ($pkg, @funs) = @$_;	3465	my ($pkg, @funs) = @$_;
2714	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3466	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2715	for @funs;	3467	for @funs;
2716	}	3468	}
2717		3469
…		…
2732		3484
2733	my $qcode = $code;	3485	my $qcode = $code;
2734	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3486	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2735	$qcode =~ s/\n/\\n/g;	3487	$qcode =~ s/\n/\\n/g;
2736		3488
		3489	%vars = (_dummy => 0) unless %vars;
		3490
		3491	my @res;
2737	local $_;	3492	local $_;
2738	local @safe::cf::_safe_eval_args = values %vars;
2739		3493
2740	my $eval =	3494	my $eval =
2741	"do {\n"	3495	"do {\n"
2742	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3496	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2743	. "#line 0 \"{$qcode}\"\n"	3497	. "#line 0 \"{$qcode}\"\n"
2744	. $code	3498	. $code
2745	. "\n}"	3499	. "\n}"
2746	;	3500	;
2747		3501
		3502	if ($CFG{safe_eval}) {
2748	sub_generation_inc;	3503	sub_generation_inc;
		3504	local @safe::cf::_safe_eval_args = values %vars;
2749	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3505	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2750	sub_generation_inc;	3506	sub_generation_inc;
		3507	} else {
		3508	local @cf::_safe_eval_args = values %vars;
		3509	@res = wantarray ? eval eval : scalar eval $eval;
		3510	}
2751		3511
2752	if ($@) {	3512	if ($@) {
2753	warn "$@";	3513	warn "$@",
2754	warn "while executing safe code '$code'\n";	3514	"while executing safe code '$code'\n",
2755	warn "with arguments " . (join " ", %vars) . "\n";	3515	"with arguments " . (join " ", %vars) . "\n";
2756	}	3516	}
2757		3517
2758	wantarray ? @res : $res[0]	3518	wantarray ? @res : $res[0]
2759	}	3519	}
2760		3520
…		…
2774	=cut	3534	=cut
2775		3535
2776	sub register_script_function {	3536	sub register_script_function {
2777	my ($fun, $cb) = @_;	3537	my ($fun, $cb) = @_;
2778		3538
2779	no strict 'refs';	3539	$fun = "safe::$fun" if $CFG{safe_eval};
2780	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3540	*$fun = $safe_hole->wrap ($cb);
2781	}	3541	}
2782		3542
2783	=back	3543	=back
2784		3544
2785	=cut	3545	=cut
2786		3546
2787	#############################################################################	3547	#############################################################################
2788	# the server's init and main functions	3548	# the server's init and main functions
2789		3549
		3550	{
		3551	package cf::face;
		3552
		3553	our %HASH; # hash => idx
		3554	our @DATA; # dynamically-created facedata, only faceste 0 used
		3555	our @FOFS; # file offset, if > 0
		3556	our @SIZE; # size of face, in octets
		3557	our @META; # meta hash of face, if any
		3558	our $DATAFH; # facedata filehandle
		3559
		3560	# internal api, not finalised
		3561	sub set {
		3562	my ($name, $type, $data) = @_;
		3563
		3564	my $idx = cf::face::find $name;
		3565
		3566	if ($idx) {
		3567	delete $HASH{cf::face::get_csum $idx};
		3568	} else {
		3569	$idx = cf::face::alloc $name;
		3570	}
		3571
		3572	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3573
		3574	cf::face::set_type $idx, $type;
		3575	cf::face::set_csum $idx, 0, $hash;
		3576
		3577	# we need to destroy the SV itself, not just modify it, as a running ix
		3578	# might hold a reference to it: "delete" achieves that.
		3579	delete $FOFS[0][$idx];
		3580	delete $DATA[0][$idx];
		3581	$DATA[0][$idx] = $data;
		3582	$SIZE[0][$idx] = length $data;
		3583	delete $META[$idx];
		3584	$HASH{$hash} = $idx;#d#
		3585
		3586	$idx
		3587	}
		3588
		3589	sub _get_data($$$) {
		3590	my ($idx, $set, $cb) = @_;
		3591
		3592	if (defined $DATA[$set][$idx]) {
		3593	$cb->($DATA[$set][$idx]);
		3594	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3595	my $size = $SIZE[$set][$idx];
		3596	my $buf;
		3597	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3598	if ($_[0] == $size) {
		3599	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3600	$cb->($buf);
		3601	} else {
		3602	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3603	}
		3604	};
		3605	} else {
		3606	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3607	}
		3608	}
		3609
		3610	# rather ineffient
		3611	sub cf::face::get_data($;$) {
		3612	my ($idx, $set) = @_;
		3613
		3614	_get_data $idx, $set, Coro::rouse_cb;
		3615	Coro::rouse_wait
		3616	}
		3617
		3618	sub cf::face::ix {
		3619	my ($ns, $set, $idx, $pri) = @_;
		3620
		3621	_get_data $idx, $set, sub {
		3622	$ns->ix_send ($idx, $pri, $_[0]);
		3623	};
		3624	}
		3625	}
		3626
2790	sub load_facedata($) {	3627	sub load_facedata($) {
2791	my ($path) = @_;	3628	my ($path) = @_;
2792		3629
		3630	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3631
2793	warn "loading facedata from $path\n";	3632	trace "loading facedata from $path\n";
2794		3633
2795	my $facedata;	3634	my $facedata = decode_storable load_file "$path/faceinfo";
2796	0 < aio_load $path, $facedata
2797	or die "$path: $!";
2798
2799	$facedata = Coro::Storable::thaw $facedata;
2800		3635
2801	$facedata->{version} == 2	3636	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3637	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
		3638
		3639	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
		3640	or cf::cleanup "$path/facedata: $!, cannot proceed.";
		3641
		3642	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
		3643
		3644	# BEGIN ATOMIC
		3645	# from here on, everything must be atomic - no thread switch allowed
		3646	my $t1 = EV::time;
2803		3647
2804	{	3648	{
2805	my $faces = $facedata->{faceinfo};	3649	my $faces = $facedata->{faceinfo};
2806		3650
2807	while (my ($face, $info) = each %$faces) {	3651	for my $face (sort keys %$faces) {
		3652	my $info = $faces->{$face};
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3653	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3654
2809	cf::face::set_visibility $idx, $info->{visibility};	3655	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3656	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3657	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3658	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2813		3659	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2814	cf::cede_to_tick;	3660	$cf::face::HASH{$info->{hash64}} = $idx;
		3661	delete $cf::face::META[$idx];
2815	}	3662	}
2816		3663
2817	while (my ($face, $info) = each %$faces) {	3664	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3665	next unless $info->{smooth};
		3666
2819	my $idx = cf::face::find $face	3667	my $idx = cf::face::find $face
2820	or next;	3668	or next;
		3669
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3670	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3671	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3672	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3673	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3674	error "smooth face '$info->{smooth}' not found for face '$face'";
2826	}	3675	}
2827
2828	cf::cede_to_tick;
2829	}	3676	}
2830	}	3677	}
2831		3678
2832	{	3679	{
2833	my $anims = $facedata->{animinfo};	3680	my $anims = $facedata->{animinfo};
2834		3681
2835	while (my ($anim, $info) = each %$anims) {	3682	while (my ($anim, $info) = each %$anims) {
2836	cf::anim::set $anim, $info->{frames}, $info->{facings};	3683	cf::anim::set $anim, $info->{frames}, $info->{facings};
2837	cf::cede_to_tick;
2838	}	3684	}
2839		3685
2840	cf::anim::invalidate_all; # d'oh	3686	cf::anim::invalidate_all; # d'oh
2841	}	3687	}
2842		3688
2843	{	3689	{
2844	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3690	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3691
2849	while (my ($name, $info) = each %$res) {	3692	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3693	if (defined (my $type = $info->{type})) {
2851	name => $name,	3694	# TODO: different hash - must free and use new index, or cache ixface data queue
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3695	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2857		3696
2858	if ($name =~ /\.jpg$/) {	3697	cf::face::set_type $idx, $type;
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3698	cf::face::set_csum $idx, 0, $info->{hash};
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3699	$cf::face::SIZE[0][$idx] = $info->{size};
		3700	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3701	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3702	$cf::face::HASH{$info->{hash}} = $idx;
2861	} else {	3703	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3704	# $RESOURCE{$name} = $info; # unused
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3705	}
2868
2869	cf::cede_to_tick;
2870	}	3706	}
2871	}	3707	}
		3708
		3709	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3710
		3711	# HACK to clear player env face cache, we need some signal framework
		3712	# for this (global event?)
		3713	%ext::player_env::MUSIC_FACE_CACHE = ();
		3714
		3715	# END ATOMIC
		3716
		3717	cf::debug "facedata atomic update time ", EV::time - $t1;
		3718
		3719	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3720
		3721	aio_close $fh if $fh; # close old facedata
2872		3722
2873	1	3723	1
2874	}	3724	}
2875		3725
		3726	register_exticmd fx_want => sub {
		3727	my ($ns, $want) = @_;
		3728
		3729	while (my ($k, $v) = each %$want) {
		3730	$ns->fx_want ($k, $v);
		3731	}
		3732	};
		3733
		3734	sub load_resource_file($) {
		3735	my $guard = lock_acquire "load_resource_file";
		3736
		3737	my $status = load_resource_file_ $_[0];
		3738	get_slot 0.1, 100;
		3739	cf::arch::commit_load;
		3740
		3741	$status
		3742	}
		3743
		3744	sub reload_exp_table {
		3745	_reload_exp_table;
		3746
		3747	cf::face::set
		3748	"res/exp_table" => FT_RSRC,
		3749	JSON::XS->new->utf8->canonical->encode (
		3750	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3751	);
		3752	}
		3753
		3754	sub reload_materials {
		3755	_reload_materials;
		3756	}
		3757
2876	sub reload_regions {	3758	sub reload_regions {
		3759	# HACK to clear player env face cache, we need some signal framework
		3760	# for this (global event?)
		3761	%ext::player_env::MUSIC_FACE_CACHE = ();
		3762
2877	load_resource_file "$MAPDIR/regions"	3763	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3764	or die "unable to load regions file\n";
2879		3765
2880	for (cf::region::list) {	3766	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3767	$_->{match} = qr/$_->{match}/
2882	if exists $_->{match};	3768	if exists $_->{match};
2883	}	3769	}
2884	}	3770	}
2885		3771
2886	sub reload_facedata {	3772	sub reload_facedata {
2887	load_facedata "$DATADIR/facedata"	3773	load_facedata $DATADIR
2888	or die "unable to load facedata\n";	3774	or die "unable to load facedata\n";
2889	}	3775	}
2890		3776
2891	sub reload_archetypes {	3777	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3778	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3779	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references	3780
2895	# this really needs to be done in an extra post-pass	3781	cf::face::set
2896	# (which needs to be synchronous, so solve it differently)	3782	"res/skill_info" => FT_RSRC,
2897	load_resource_file "$DATADIR/archetypes"	3783	JSON::XS->new->utf8->canonical->encode (
2898	or die "unable to load archetypes\n";	3784	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3785	);
		3786
		3787	cf::face::set
		3788	"res/spell_paths" => FT_RSRC,
		3789	JSON::XS->new->utf8->canonical->encode (
		3790	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3791	);
2899	}	3792	}
2900		3793
2901	sub reload_treasures {	3794	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3795	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3796	or die "unable to load treasurelists\n";
2904	}	3797	}
2905		3798
		3799	sub reload_sound {
		3800	trace "loading sound config from $DATADIR/sound\n";
		3801
		3802	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3803
		3804	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3805	my $sound = $soundconf->{compat}[$_]
		3806	or next;
		3807
		3808	my $face = cf::face::find "sound/$sound->[1]";
		3809	cf::sound::set $sound->[0] => $face;
		3810	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3811	}
		3812
		3813	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3814	my $face = cf::face::find "sound/$v";
		3815	cf::sound::set $k => $face;
		3816	}
		3817	}
		3818
2906	sub reload_resources {	3819	sub reload_resources {
2907	warn "reloading resource files...\n";	3820	trace "reloading resource files...\n";
2908		3821
		3822	reload_materials;
		3823	reload_facedata;
		3824	reload_exp_table;
		3825	reload_sound;
		3826	reload_archetypes;
2909	reload_regions;	3827	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3828	reload_treasures;
2914		3829
2915	warn "finished reloading resource files\n";	3830	trace "finished reloading resource files\n";
2916	}	3831	}
2917		3832
2918	sub init {	3833	sub reload_config {
2919	reload_resources;	3834	trace "reloading config file...\n";
2920	}
2921		3835
2922	sub cfg_load {	3836	my $config = load_file "$CONFDIR/config";
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3837	utf8::decode $config;
2924	or return;	3838	*CFG = decode_yaml $config;
2925		3839
2926	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;
2928
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3840	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2930		3841
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3842	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3843	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2933		3844
2934	if (exists $CFG{mlockall}) {	3845	if (exists $CFG{mlockall}) {
…		…
2938	};	3849	};
2939	warn $@ if $@;	3850	warn $@ if $@;
2940	}	3851	}
2941	}	3852	}
2942		3853
		3854	sub pidfile() {
		3855	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3856	or die "$PIDFILE: $!";
		3857	flock $fh, &Fcntl::LOCK_EX
		3858	or die "$PIDFILE: flock: $!";
		3859	$fh
		3860	}
		3861
		3862	# make sure only one server instance is running at any one time
		3863	sub atomic {
		3864	my $fh = pidfile;
		3865
		3866	my $pid = <$fh>;
		3867	kill 9, $pid if $pid > 0;
		3868
		3869	seek $fh, 0, 0;
		3870	print $fh $$;
		3871	}
		3872
		3873	sub main_loop {
		3874	trace "EV::loop starting\n";
		3875	if (1) {
		3876	EV::loop;
		3877	}
		3878	trace "EV::loop returned\n";
		3879	goto &main_loop unless $REALLY_UNLOOP;
		3880	}
		3881
2943	sub main {	3882	sub main {
		3883	cf::init_globals; # initialise logging
		3884
		3885	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3886	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3887	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3888	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3889
		3890	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3891
2944	# we must not ever block the main coroutine	3892	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3893	$Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3894	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3895	(async {
2948	Event::one_event;	3896	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3897	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3898	})->prio (Coro::PRIO_MAX);
2950	};	3899	};
2951		3900
2952	cfg_load;	3901	evthread_start IO::AIO::poll_fileno;
		3902
		3903	cf::sync_job {
		3904	cf::incloader::init ();
		3905
2953	db_init;	3906	db_init;
		3907
		3908	cf::init_anim;
		3909	cf::init_attackmess;
		3910	cf::init_dynamic;
		3911
		3912	cf::load_settings;
		3913
		3914	reload_resources;
		3915	reload_config;
		3916
		3917	cf::init_uuid;
		3918	cf::init_signals;
		3919	cf::init_skills;
		3920
		3921	cf::init_beforeplay;
		3922
		3923	atomic;
		3924
2954	load_extensions;	3925	load_extensions;
2955		3926
2956	$TICK_WATCHER->start;	3927	utime time, time, $RUNTIMEFILE;
2957	Event::loop;	3928
		3929	# no (long-running) fork's whatsoever before this point(!)
		3930	use POSIX ();
		3931	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3932
		3933	cf::_post_init 0;
		3934	};
		3935
		3936	cf::object::thawer::errors_are_fatal 0;
		3937	info "parse errors in files are no longer fatal from this point on.\n";
		3938
		3939	AE::postpone {
		3940	undef &main; # free gobs of memory :)
		3941	};
		3942
		3943	goto &main_loop;
2958	}	3944	}
2959		3945
2960	#############################################################################	3946	#############################################################################
2961	# initialisation and cleanup	3947	# initialisation and cleanup
2962		3948
2963	# install some emergency cleanup handlers	3949	# install some emergency cleanup handlers
2964	BEGIN {	3950	BEGIN {
		3951	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3952	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3953	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3954	cf::cleanup "SIG$signal";
2973	},
2974	);	3955	};
2975	}	3956	}
2976	}	3957	}
2977		3958
2978	sub write_runtime {	3959	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";	3960	my $t0 = AE::time;
2980		3961
2981	# first touch the runtime file to show we are still running:	3962	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3963	# the fsync below can take a very very long time.
2983		3964
2984	IO::AIO::aio_utime $runtime, undef, undef;	3965	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2985		3966
2986	my $guard = cf::lock_acquire "write_runtime";	3967	my $guard = cf::lock_acquire "write_runtime";
2987		3968
2988	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3969	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2989	or return;	3970	or return;
2990		3971
2991	my $value = $cf::RUNTIME + 90 + 10;	3972	my $value = $cf::RUNTIME + 90 + 10;
2992	# 10 is the runtime save interval, for a monotonic clock	3973	# 10 is the runtime save interval, for a monotonic clock
2993	# 60 allows for the watchdog to kill the server.	3974	# 60 allows for the watchdog to kill the server.
…		…
3003	aio_utime $fh, undef, undef;	3984	aio_utime $fh, undef, undef;
3004		3985
3005	close $fh	3986	close $fh
3006	or return;	3987	or return;
3007		3988
3008	aio_rename "$runtime~", $runtime	3989	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3009	and return;	3990	and return;
3010		3991
3011	warn "runtime file written.\n";	3992	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3012		3993
3013	1	3994	1
		3995	}
		3996
		3997	our $uuid_lock;
		3998	our $uuid_skip;
		3999
		4000	sub write_uuid_sync($) {
		4001	$uuid_skip ||= $_[0];
		4002
		4003	return if $uuid_lock;
		4004	local $uuid_lock = 1;
		4005
		4006	my $uuid = "$LOCALDIR/uuid";
		4007
		4008	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4009	or return;
		4010
		4011	my $value = uuid_seq uuid_cur;
		4012
		4013	unless ($value) {
		4014	info "cowardly refusing to write zero uuid value!\n";
		4015	return;
		4016	}
		4017
		4018	my $value = uuid_str $value + $uuid_skip;
		4019	$uuid_skip = 0;
		4020
		4021	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4022	and return;
		4023
		4024	# always fsync - this file is important
		4025	aio_fsync $fh
		4026	and return;
		4027
		4028	close $fh
		4029	or return;
		4030
		4031	aio_rename "$uuid~", $uuid
		4032	and return;
		4033
		4034	trace "uuid file written ($value).\n";
		4035
		4036	1
		4037
		4038	}
		4039
		4040	sub write_uuid($$) {
		4041	my ($skip, $sync) = @_;
		4042
		4043	$sync ? write_uuid_sync $skip
		4044	: async { write_uuid_sync $skip };
3014	}	4045	}
3015		4046
3016	sub emergency_save() {	4047	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	4048	my $freeze_guard = cf::freeze_mainloop;
3018		4049
3019	warn "enter emergency perl save\n";	4050	info "emergency_perl_save: enter\n";
		4051
		4052	# this is a trade-off: we want to be very quick here, so
		4053	# save all maps without fsync, and later call a global sync
		4054	# (which in turn might be very very slow)
		4055	local $USE_FSYNC = 0;
3020		4056
3021	cf::sync_job {	4057	cf::sync_job {
		4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
3022	# use a peculiar iteration method to avoid tripping on perl	4060	# use a peculiar iteration method to avoid tripping on perl
3023	# refcount bugs in for. also avoids problems with players	4061	# refcount bugs in for. also avoids problems with players
3024	# and maps saved/destroyed asynchronously.	4062	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	4063	info "emergency_perl_save: begin player save\n";
3026	for my $login (keys %cf::PLAYER) {	4064	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	4065	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	4066	$pl->valid or next;
		4067	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	4068	$pl->save;
3030	}	4069	}
3031	warn "end emergency player save\n";	4070	info "emergency_perl_save: end player save\n";
3032		4071
3033	warn "begin emergency map save\n";	4072	cf::write_runtime_sync; # external watchdog should not bark
		4073
		4074	info "emergency_perl_save: begin map save\n";
3034	for my $path (keys %cf::MAP) {	4075	for my $path (keys %cf::MAP) {
3035	my $map = $cf::MAP{$path} or next;	4076	my $map = $cf::MAP{$path} or next;
3036	$map->valid or next;	4077	$map->valid or next;
3037	$map->save;	4078	$map->save;
3038	}	4079	}
3039	warn "end emergency map save\n";	4080	info "emergency_perl_save: end map save\n";
3040		4081
3041	warn "begin emergency database checkpoint\n";	4082	cf::write_runtime_sync; # external watchdog should not bark
		4083
		4084	info "emergency_perl_save: begin database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	4085	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	4086	info "emergency_perl_save: end database checkpoint\n";
		4087
		4088	info "emergency_perl_save: begin write uuid\n";
		4089	write_uuid_sync 1;
		4090	info "emergency_perl_save: end write uuid\n";
		4091
		4092	cf::write_runtime_sync; # external watchdog should not bark
		4093
		4094	trace "emergency_perl_save: syncing database to disk";
		4095	BDB::db_env_txn_checkpoint $DB_ENV;
		4096
		4097	info "emergency_perl_save: starting sync\n";
		4098	IO::AIO::aio_sync sub {
		4099	info "emergency_perl_save: finished sync\n";
		4100	};
		4101
		4102	cf::write_runtime_sync; # external watchdog should not bark
		4103
		4104	trace "emergency_perl_save: flushing outstanding aio requests";
		4105	while (IO::AIO::nreqs || BDB::nreqs) {
		4106	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4107	}
		4108
		4109	cf::write_runtime_sync; # external watchdog should not bark
3044	};	4110	};
3045		4111
3046	warn "leave emergency perl save\n";	4112	info "emergency_perl_save: leave\n";
3047	}	4113	}
3048		4114
3049	sub post_cleanup {	4115	sub post_cleanup {
3050	my ($make_core) = @_;	4116	my ($make_core) = @_;
3051		4117
		4118	IO::AIO::flush;
		4119
3052	warn Carp::longmess "post_cleanup backtrace"	4120	error Carp::longmess "post_cleanup backtrace"
3053	if $make_core;	4121	if $make_core;
		4122
		4123	my $fh = pidfile;
		4124	unlink $PIDFILE if <$fh> == $$;
		4125	}
		4126
		4127	# a safer delete_package, copied from Symbol
		4128	sub clear_package($) {
		4129	my $pkg = shift;
		4130
		4131	# expand to full symbol table name if needed
		4132	unless ($pkg =~ /^main::.*::$/) {
		4133	$pkg = "main$pkg" if $pkg =~ /^::/;
		4134	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4135	$pkg .= '::' unless $pkg =~ /::$/;
		4136	}
		4137
		4138	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4139	my $stem_symtab = *{$stem}{HASH};
		4140
		4141	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4142	or return;
		4143
		4144	# clear all symbols
		4145	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4146	for my $name (keys %$leaf_symtab) {
		4147	_gv_clear *{"$pkg$name"};
		4148	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4149	}
3054	}	4150	}
3055		4151
3056	sub do_reload_perl() {	4152	sub do_reload_perl() {
3057	# can/must only be called in main	4153	# can/must only be called in main
3058	if ($Coro::current != $Coro::main) {	4154	unless (in_main) {
3059	warn "can only reload from main coroutine";	4155	error "can only reload from main coroutine";
3060	return;	4156	return;
3061	}	4157	}
3062		4158
3063	warn "reloading...";	4159	return if $RELOAD++;
3064		4160
3065	warn "entering sync_job";	4161	my $t1 = AE::time;
3066		4162
		4163	while ($RELOAD) {
		4164	cf::get_slot 0.1, -1, "reload_perl";
		4165	info "perl_reload: reloading...";
		4166
		4167	trace "perl_reload: entering sync_job";
		4168
3067	cf::sync_job {	4169	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark
3069	cf::emergency_save;	4170	#cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark
3071		4171
3072	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;
3074
3075	# if anything goes wrong in here, we should simply crash as we already saved
3076
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081
3082	warn "flushing outstanding aio requests";
3083	for (;;) {
3084	BDB::flush;
3085	IO::AIO::flush;
3086	Coro::cede;
3087	last unless IO::AIO::nreqs || BDB::nreqs;
3088	warn "iterate...";
3089	}
3090
3091	++$RELOAD;
3092
3093	warn "cancelling all extension coros";	4172	trace "perl_reload: cancelling all extension coros";
3094	$_->cancel for values %EXT_CORO;	4173	$_->cancel for values %EXT_CORO;
3095	%EXT_CORO = ();	4174	%EXT_CORO = ();
3096		4175
3097	warn "removing commands";	4176	trace "perl_reload: removing commands";
3098	%COMMAND = ();	4177	%COMMAND = ();
3099		4178
3100	warn "removing ext/exti commands";	4179	trace "perl_reload: removing ext/exti commands";
3101	%EXTCMD = ();	4180	%EXTCMD = ();
3102	%EXTICMD = ();	4181	%EXTICMD = ();
3103		4182
3104	warn "unloading/nuking all extensions";	4183	trace "perl_reload: unloading/nuking all extensions";
3105	for my $pkg (@EXTS) {	4184	for my $pkg (@EXTS) {
3106	warn "... unloading $pkg";	4185	trace "... unloading $pkg";
3107		4186
3108	if (my $cb = $pkg->can ("unload")) {	4187	if (my $cb = $pkg->can ("unload")) {
3109	eval {	4188	eval {
3110	$cb->($pkg);	4189	$cb->($pkg);
3111	1	4190	1
3112	} or warn "$pkg unloaded, but with errors: $@";	4191	} or error "$pkg unloaded, but with errors: $@";
		4192	}
		4193
		4194	trace "... clearing $pkg";
		4195	clear_package $pkg;
3113	}	4196	}
3114		4197
3115	warn "... nuking $pkg";
3116	Symbol::delete_package $pkg;
3117	}
3118
3119	warn "unloading all perl modules loaded from $LIBDIR";	4198	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3120	while (my ($k, $v) = each %INC) {	4199	while (my ($k, $v) = each %INC) {
3121	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4200	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3122		4201
3123	warn "... unloading $k";	4202	trace "... unloading $k";
3124	delete $INC{$k};	4203	delete $INC{$k};
3125		4204
3126	$k =~ s/\.pm$//;	4205	$k =~ s/\.pm$//;
3127	$k =~ s/\//::/g;	4206	$k =~ s/\//::/g;
3128		4207
3129	if (my $cb = $k->can ("unload_module")) {	4208	if (my $cb = $k->can ("unload_module")) {
3130	$cb->();	4209	$cb->();
		4210	}
		4211
		4212	clear_package $k;
3131	}	4213	}
3132		4214
3133	Symbol::delete_package $k;
3134	}
3135
3136	warn "getting rid of safe::, as good as possible";	4215	trace "perl_reload: getting rid of safe::, as good as possible";
3137	Symbol::delete_package "safe::$_"	4216	clear_package "safe::$_"
3138	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4217	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3139		4218
3140	warn "unloading cf.pm \"a bit\"";	4219	trace "perl_reload: unloading cf.pm \"a bit\"";
3141	delete $INC{"cf.pm"};	4220	delete $INC{"cf.pm"};
3142	delete $INC{"cf/pod.pm"};	4221	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3143		4222
3144	# don't, removes xs symbols, too,	4223	# don't, removes xs symbols, too,
3145	# and global variables created in xs	4224	# and global variables created in xs
3146	#Symbol::delete_package __PACKAGE__;	4225	#clear_package __PACKAGE__;
3147		4226
3148	warn "unload completed, starting to reload now";	4227	info "perl_reload: unload completed, starting to reload now";
3149		4228
3150	warn "reloading cf.pm";	4229	trace "perl_reload: reloading cf.pm";
3151	require cf;	4230	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4231	cf::_connect_to_perl_1;
3153		4232
3154	warn "loading config and database again";	4233	trace "perl_reload: loading config and database again";
3155	cf::cfg_load;	4234	cf::reload_config;
3156		4235
3157	warn "loading extensions";	4236	trace "perl_reload: loading extensions";
3158	cf::load_extensions;	4237	cf::load_extensions;
3159		4238
		4239	if ($REATTACH_ON_RELOAD) {
3160	warn "reattaching attachments to objects/players";	4240	trace "perl_reload: reattaching attachments to objects/players";
3161	_global_reattach; # objects, sockets	4241	_global_reattach; # objects, sockets
3162	warn "reattaching attachments to maps";	4242	trace "perl_reload: reattaching attachments to maps";
3163	reattach $_ for values %MAP;	4243	reattach $_ for values %MAP;
3164	warn "reattaching attachments to players";	4244	trace "perl_reload: reattaching attachments to players";
3165	reattach $_ for values %PLAYER;	4245	reattach $_ for values %PLAYER;
		4246	}
3166		4247
3167	warn "leaving sync_job";	4248	cf::_post_init 1;
3168		4249
		4250	trace "perl_reload: leaving sync_job";
		4251
3169	1	4252	1
3170	} or do {	4253	} or do {
3171	warn $@;	4254	error $@;
3172	warn "error while reloading, exiting.";	4255	cf::cleanup "perl_reload: error, exiting.";
3173	exit 1;	4256	};
		4257
		4258	--$RELOAD;
3174	};	4259	}
3175		4260
3176	warn "reloaded";	4261	$t1 = AE::time - $t1;
		4262	info "perl_reload: completed in ${t1}s\n";
3177	};	4263	};
3178		4264
3179	our $RELOAD_WATCHER; # used only during reload	4265	our $RELOAD_WATCHER; # used only during reload
3180		4266
3181	sub reload_perl() {	4267	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	4268	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	4269	# coro crashes during coro_state_free->destroy here.
3184		4270
3185	$RELOAD_WATCHER ||= Event->timer (	4271	$RELOAD_WATCHER ||= cf::async {
3186	reentrant => 0,	4272	Coro::AIO::aio_wait cache_extensions;
3187	after => 0,	4273
3188	data => WF_AUTOCANCEL,	4274	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3189	cb => sub {
3190	do_reload_perl;	4275	do_reload_perl;
3191	undef $RELOAD_WATCHER;	4276	undef $RELOAD_WATCHER;
3192	},	4277	};
3193	);	4278	};
3194	}	4279	}
3195		4280
3196	register_command "reload" => sub {	4281	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	4282	my ($who, $arg) = @_;
3198		4283
3199	if ($who->flag (FLAG_WIZ)) {	4284	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	4285	$who->message ("reloading server.");
		4286	async {
		4287	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	4288	reload_perl;
		4289	};
3202	}	4290	}
3203	};	4291	};
3204		4292
3205	unshift @INC, $LIBDIR;	4293	#############################################################################
3206		4294
3207	my $bug_warning = 0;	4295	my $bug_warning = 0;
3208		4296
3209	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;
3211
3212	sub wait_for_tick {	4297	sub wait_for_tick() {
3213	return unless $TICK_WATCHER->is_active;	4298	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3214	return if $Coro::current == $Coro::main;
3215		4299
3216	my $signal = new Coro::Signal;	4300	$WAIT_FOR_TICK->wait;
3217	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;
3219	}	4301	}
3220		4302
3221	sub wait_for_tick_begin {	4303	sub wait_for_tick_begin() {
3222	return unless $TICK_WATCHER->is_active;	4304	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3223	return if $Coro::current == $Coro::main;
3224		4305
3225	my $signal = new Coro::Signal;	4306	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	4307	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	4308	$signal->wait;
3228	}	4309	}
3229		4310
3230	my $min = 1e6;#d#	4311	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	4312	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4313	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	4314	unless ++$bug_warning > 10;
3242	return;	4315	return;
3243	}	4316	}
3244		4317
3245	$NOW = $tick_start = Event::time;	4318	cf::one_tick; # one server iteration
3246		4319
3247	cf::server_tick; # one server iteration	4320	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3248		4321
3249	0 && sync_job {#d#	4322	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	4323	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	4324	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4325	$Coro::current->{desc} = "runtime saver";
3253	or die;	4326	write_runtime_sync
3254		4327	or error "ERROR: unable to write runtime file: $!";
3255	$map->width (50);
3256	$map->height (50);
3257	$map->alloc;
3258	$map->_load_objects ("/tmp/x.map", 1);
3259	my $t = Event::time - $t;
3260
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	4328	};
		4329	}
3271		4330
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4331	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	4332	$sig->send;
3288	}	4333	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	4334	$WAIT_FOR_TICK->broadcast;
3290	$sig->send;
3291	}
3292		4335
3293	$NOW = Event::time;	4336	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4337	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		4338
3304	_post_tick;	4339	if (0) {
3305		4340	if ($NEXT_TICK) {
3306		4341	my $jitter = $TICK_START - $NEXT_TICK;
		4342	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4343	debug "jitter $JITTER\n";#d#
		4344	}
3307	},	4345	}
3308	);	4346	}
3309		4347
3310	{	4348	{
3311	BDB::max_poll_time $TICK * 0.1;	4349	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	4350	info "initialising database";
3313	reentrant => 0,	4351
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	4352	BDB::min_parallel 16;
3321		4353	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	4354	#$AnyEvent::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		4355
3337	unless ($DB_ENV) {	4356	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	4357	$DB_ENV = BDB::db_env_create;
		4358	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4359	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4360	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4361	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4362	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		4363
3340	cf::sync_job {	4364	cf::sync_job {
3341	eval {	4365	eval {
3342	BDB::db_env_open	4366	BDB::db_env_open
3343	$DB_ENV,	4367	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4369	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4370	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	4371	0666;
3348		4372
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4373	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	4374	};
3354		4375
3355	cf::cleanup "db_env_open(db): $@" if $@;	4376	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	4377	};
3357	}	4378	}
		4379
		4380	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4381	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4382	};
		4383	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4384	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4385	};
		4386	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4387	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4388	};
		4389
		4390	info "database initialised";
3358	}	4391	}
3359		4392
3360	{	4393	{
		4394	# configure IO::AIO
		4395
		4396	info "initialising aio";
3361	IO::AIO::min_parallel 8;	4397	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	4398	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	4399	undef $AnyEvent::AIO::WATCHER;
3366	reentrant => 0,	4400	info "aio initialised";
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	4401	}
3374		4402
3375	my $_log_backtrace;	4403	our $_log_backtrace;
		4404	our $_log_backtrace_last;
3376		4405
3377	sub _log_backtrace {	4406	sub _log_backtrace {
3378	my ($msg, @addr) = @_;	4407	my ($msg, @addr) = @_;
3379		4408
3380	$msg =~ s/\n//;	4409	$msg =~ s/\n$//;
3381		4410
		4411	if ($_log_backtrace_last eq $msg) {
		4412	LOG llevInfo, "[ABT] $msg\n";
		4413	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3382	# limit the # of concurrent backtraces	4414	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	4415	} elsif ($_log_backtrace < 2) {
		4416	$_log_backtrace_last = $msg;
3384	++$_log_backtrace;	4417	++$_log_backtrace;
		4418	my $perl_bt = Carp::longmess $msg;
3385	async {	4419	async {
		4420	$Coro::current->{desc} = "abt $msg";
		4421
3386	my @bt = fork_call {	4422	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	4423	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4424	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4425	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	4426	or die "addr2line: $!";
…		…
3398	}	4434	}
3399		4435
3400	@funcs	4436	@funcs
3401	};	4437	};
3402		4438
3403	LOG llevInfo, "[ABT] $msg\n";	4439	LOG llevInfo, "[ABT] $perl_bt\n";
		4440	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3404	LOG llevInfo, "[ABT] $_\n" for @bt;	4441	LOG llevInfo, "[ABT] $_\n" for @bt;
3405	--$_log_backtrace;	4442	--$_log_backtrace;
3406	};	4443	};
3407	} else {	4444	} else {
3408	LOG llevInfo, "[ABT] $msg\n";	4445	LOG llevInfo, "[ABT] $msg\n";
3409	LOG llevInfo, "[ABT] [suppressed]\n";	4446	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3410	}	4447	}
3411	}	4448	}
3412		4449
3413	# load additional modules	4450	# load additional modules
3414	use cf::pod;	4451	require "cf/$_.pm" for @EXTRA_MODULES;
		4452	cf::_connect_to_perl_2;
3415		4453
3416	END { cf::emergency_save }	4454	END { cf::emergency_save }
3417		4455
3418	1	4456	1
3419		4457

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