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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.307 by root, Sun Jul 15 22:39:48 2007 UTC vs.
Revision 1.601 by root, Sun Nov 11 05:53:12 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();
		277
		278	=item @cf::INVOKE_RESULTS
		279
		280	This array contains the results of the last C<invoke ()> call. When
		281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		282	that call.
		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
171		289
172	=back	290	=back
173		291
174	=cut	292	=cut
175		293
176	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
177	*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 {
178	my $msg = join "", @_;	301	my $msg = join "", @_;
179		302
180	$msg .= "\n"	303	$msg .= "\n"
181	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
182		305
183	$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;
184		307
185	utf8::encode $msg;
186	LOG llevError, $msg;	308	LOG llevWarn, $msg;
187	};	309	};
188	}	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	};
189		324
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	335	for my $pkg (qw(
201	cf::global cf::attachable	336	cf::global cf::attachable
202	cf::object cf::object::player	337	cf::object cf::object::player
203	cf::client cf::player	338	cf::client cf::player
204	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
205	cf::map cf::party cf::region	341	cf::party cf::region
206	)) {	342	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	344	}
210		345
211	$Event::DIED = sub {	346	$EV::DIED = sub {
212	warn "error in event callback: @_";	347	warn "error in event callback: $@";
213	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
214		354
215	#############################################################################	355	#############################################################################
216		356
217	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
218		358
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	380	$d
241	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
242	}	382	}
243		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
244	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
245		437
246	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
247		439
248	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
249		441
250	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
251		443
252	=cut	444	=cut
253		445
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		447
256	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
257	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	}
258		512
259	=item cf::lock_wait $string	513	=item cf::lock_wait $string
260		514
261	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
262		516
263	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
264		518
265	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
266	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,
267	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
268	returned.	522	returned.
269		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
270	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
271	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
272		529
273	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
274		531
275	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.
276		533
277	=cut	534	=cut
278		535
279	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
280		537
281	sub lock_wait($) {	538	sub lock_wait($) {
282	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	540	}
290		541
291	sub lock_acquire($) {	542	sub lock_acquire($) {
292	my ($key) = @_;	543	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	544	}
304		545
305	sub lock_active($) {	546	sub lock_active($) {
306	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	548	}
310		549
311	sub freeze_mainloop {	550	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
313		552
314	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	554	}
		555
		556	=item cf::periodic $interval, $cb
		557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
		569	}
		570
		571	=item cf::get_slot $time[, $priority[, $name]]
		572
		573	Allocate $time seconds of blocking CPU time at priority C<$priority>
		574	(default: 0): This call blocks and returns only when you have at least
		575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
		580
		581	The optional C<$name> can be used to identify the job to run. It might be
		582	used for statistical purposes and should identify the same time-class.
		583
		584	Useful for short background jobs.
		585
		586	=cut
		587
		588	our @SLOT_QUEUE;
		589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
		591
		592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
		596	my $signal = new Coro::Signal;
		597	my $busy;
		598
		599	while () {
		600	next_job:
		601
		602	my $avail = cf::till_tick;
		603
		604	for (0 .. $#SLOT_QUEUE) {
		605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
		607	my $job = splice @SLOT_QUEUE, $_, 1, ();
		608	$job->[2]->send;
		609	Coro::cede;
		610	goto next_job;
		611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		613	}
		614	}
		615
		616	if (@SLOT_QUEUE) {
		617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		618	$WAIT_FOR_TICK->wait;
		619	} else {
		620	$busy = 0;
		621	Coro::schedule;
		622	}
316	};	623	}
317	$TICK_WATCHER->stop;	624	};
318	$guard	625
		626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
		629	my ($time, $pri, $name) = @_;
		630
		631	$time = clamp $time, 0.01, $TICK * .6;
		632
		633	my $sig = new Coro::Signal;
		634
		635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		637	$SLOT_QUEUE->ready;
		638	$sig->wait;
319	}	639	}
320		640
321	=item cf::async { BLOCK }	641	=item cf::async { BLOCK }
322		642
323	Currently the same as Coro::async_pool, meaning you cannot use	643	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		648
329	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
330		650
331	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
332		652
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	656	acceptable.
337		657
338	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
343	=cut	663	=cut
344		664
345	sub sync_job(&) {	665	sub sync_job(&) {
346	my ($job) = @_;	666	my ($job) = @_;
347		667
348	if ($Coro::current == $Coro::main) {	668	if (in_main) {
349	my $time = Event::time;	669	my $time = AE::time;
350		670
351	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
353		673
354	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	675
356	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
357		677
358	my $busy = 1;	678	my $busy = 1;
359	my @res;	679	my @res;
360		680
361	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	683	@res = eval { $job->() };
363	warn $@ if $@;	684	error $@ if $@;
364	undef $busy;	685	undef $busy;
365	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
366		687
367	while ($busy) {	688	while ($busy) {
368	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
369	}	693	}
		694	}
370		695
371	$time = Event::time - $time;	696	my $time = AE::time - $time;
372		697
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
377		699
378	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
379	} else {	701	} else {
380	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
381		703
…		…
401	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
402		724
403	$coro	725	$coro
404	}	726	}
405		727
406	=item fork_call { }, $args	728	=item fork_call { }, @args
407		729
408	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
409	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
410	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
411	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
412		734
413	=cut	735	=cut
414		736
415	sub _store_scalar {	737	sub post_fork {
416	open my $fh, ">", \my $buf	738	reset_signals;
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}	739	}
423		740
424	sub fork_call(&@) {	741	sub fork_call(&@) {
425	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
426		743
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	744	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	745	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	746	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		747
432	if (my $pid = fork) {	748	my @res = Coro::Util::fork_eval {
433	close $fh2;	749	cf::post_fork;
		750	&$cb
		751	} @args;
434		752
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	753	wantarray ? @res : $res[-1]
436	warn "pst<$res>" unless $res =~ /^pst/;	754	}
437	$res = Coro::Storable::thaw $res;
438		755
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	756	sub objinfo {
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;
446	local $SIG{__WARN__};
447	local $SIG{__DIE__};
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453
454	eval {
455	close $fh1;
456
457	my @res = eval { $cb->(@args) };
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
466	}	792	}
467		793
468	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
469		795
470	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
473		799
474	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
477	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
478		829
479	our $DB;	830	our $DB;
480		831
481	sub db_init {	832	sub db_init {
482	unless ($DB) {	833	$DB ||= db_table "db";
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {
486	eval {
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}
496	}	834	}
497		835
498	sub db_get($$) {	836	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
500		838
501	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
502	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
503		843
504	$! ? ()	844	$! ? ()
505	: $data	845	: $data
506	}
507	}	846	}
508		847
509	sub db_put($$$) {	848	sub db_put($$$) {
510	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
511	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
539		878
540	my @data;	879	my @data;
541	my $md5;	880	my $md5;
542		881
543	for (0 .. $#$src) {	882	for (0 .. $#$src) {
544	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
545	or Carp::croak "$src->[$_]: $!";
546	}	884	}
547		885
548	# if processing is expensive, check	886	# if processing is expensive, check
549	# checksum first	887	# checksum first
550	if (1) {	888	if (1) {
551	$md5 =	889	$md5 =
552	join "\x00",	890	join "\x00",
553	$processversion,	891	$processversion,
554	map {	892	map {
555	Coro::cede;	893	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	895	} 0.. $#$src;
558		896
559		897
560	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
563		901
564	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
565	}	903	}
566	}	904	}
567		905
568	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
569	my $data = $process->(\@data);	907	my $data = $process->(\@data);
570	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
571		909
572	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
573		911
574	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
575	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
576	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
577		915
…		…
587		925
588	=cut	926	=cut
589		927
590	sub datalog($@) {	928	sub datalog($@) {
591	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
592	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
593	}	931	}
594		932
595	=back	933	=back
596		934
597	=cut	935	=cut
598		936
599	#############################################################################	937	#############################################################################
600		938
601	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
602		940
603	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
606		944
607	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	947	Deliantra).
610		948
611	=over 4	949	=over 4
612		950
613	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
614		952
…		…
658	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
659		997
660	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
662		1000
663	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
665		1003
666	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
667		1005
668	=over 4	1006	=over 4
…		…
792		1130
793	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
794	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
795		1133
796	} elsif (ref $type) {	1134	} elsif (ref $type) {
797	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
798		1136
799	} else {	1137	} else {
800	shift @arg;	1138	shift @arg;
801	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
802	}	1140	}
803	}	1141	}
804	}	1142	}
805		1143
806	sub _object_attach {	1144	sub _object_attach {
…		…
816	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
817	}	1155	}
818		1156
819	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
820	} else {	1158	} else {
821	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
822	}	1160	}
823		1161
824	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
825	}	1163	}
826		1164
…		…
866	";	1204	";
867	die if $@;	1205	die if $@;
868	}	1206	}
869		1207
870	our $override;	1208	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1209	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1210
873	sub override {	1211	sub override {
874	$override = 1;	1212	$override = 1;
875	@invoke_results = ();	1213	@INVOKE_RESULTS = (@_);
876	}	1214	}
877		1215
878	sub do_invoke {	1216	sub do_invoke {
879	my $event = shift;	1217	my $event = shift;
880	my $callbacks = shift;	1218	my $callbacks = shift;
881		1219
882	@invoke_results = ();	1220	@INVOKE_RESULTS = ();
883		1221
884	local $override;	1222	local $override;
885		1223
886	for (@$callbacks) {	1224	for (@$callbacks) {
887	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
888		1226
889	if ($@) {	1227	if ($@) {
890	warn "$@";
891	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
892	override;	1229	override;
893	}	1230	}
894		1231
895	return 1 if $override;	1232	return 1 if $override;
896	}	1233	}
897		1234
898	0	1235	0
899	}	1236	}
900		1237
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1239
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1241
905	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
906		1243
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1244	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1245	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1246	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1247
911	=back	1248	=back
912		1249
913	=cut	1250	=cut
914		1251
915	#############################################################################	1252	#############################################################################
916	# object support	1253	# object support
		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
		1288	sub _can_merge {
		1289	my ($ob1, $ob2) = @_;
		1290
		1291	++$SLOW_MERGES;#d#
		1292
		1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
		1295	}
917		1296
918	sub reattach {	1297	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1299	my ($obj) = @_;
921		1300
		1301	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1303
924	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
925		1305
926	@$registry = ();	1306	@$registry = ();
927		1307
…		…
932	for (@$attach) {	1312	for (@$attach) {
933	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
934	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
935	}	1315	}
936	} else {	1316	} else {
937	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
938	}	1318	}
939	}	1319	}
940	}	1320	}
941		1321
942	cf::attachable->attach (	1322	cf::attachable->attach (
943	prio => -1000000,	1323	prio => -1000000,
944	on_instantiate => sub {	1324	on_instantiate => sub {
945	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
946		1326
947	$data = from_json $data;	1327	$data = decode_json $data;
948		1328
949	for (@$data) {	1329	for (@$data) {
950	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
951		1331
952	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1348	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
970		1350
971	sync_job {	1351	sync_job {
972	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
975		1357
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
980	close $fh;	1365	aio_close $fh;
981		1366
982	if (@$objs) {	1367	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
988	close $fh;	1376	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
990	}	1378	}
991	} else {	1379	} else {
992	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
993	}	1381	}
994		1382
995	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1387	} else {
997	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
998	}	1389	}
999	} else {	1390	} else {
1000	aio_unlink $filename;	1391	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1002	}	1393	}
1003	}	1394	};
1004	}	1395	}
1005		1396
1006	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1008		1399
…		…
1020	or return;	1411	or return;
1021		1412
1022	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1415	or return;
		1416
1025	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1026	}	1419	}
1027		1420
		1421	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1030	return ($data, $av);	1426	($data, $av)
1031	}	1427	}
1032		1428
1033	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1034		1430
1035	=over 4	1431	=over 4
…		…
1037	=cut	1433	=cut
1038		1434
1039	#############################################################################	1435	#############################################################################
1040	# command handling &c	1436	# command handling &c
1041		1437
1042	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1043		1439
1044	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1045	$name.	1441	$name.
1046		1442
1047	=cut	1443	=cut
…		…
1053	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1054		1450
1055	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1056	}	1452	}
1057		1453
1058	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1059		1455
1060	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1061	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1062	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1063	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1064	has logged in successfully.	1460	has logged in successfully.
1065		1461
1066	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1067	called.
1068		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1069	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1070		1470
1071	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1072	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1073	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1074	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1075	log-in.	1475	log-in.
1076		1476
1077	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1078	called.
1079		1478
1080	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1081		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1082	sub register_extcmd {	1486	sub register_extcmd($$) {
1083	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1084		1488
1085	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1086	}	1490	}
1087		1491
1088	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1089	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1090		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1091	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1092	}	1502	}
1093		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1094	cf::player->attach (	1512	cf::player->attach (
1095	on_command => sub {	1513	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1097		1515
1098	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1099	or return;	1517	or return;
1100		1518
…		…
1108	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1109		1527
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1529
1112	if (ref $msg) {	1530	if (ref $msg) {
		1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1532
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1533	if (my $cb = $EXTACMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1534	$cb->(
1115	$pl->ext_reply ($msg->{msgid}, %reply);	1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
		1546	@reply = $cb->($pl, @payload);
1116	}	1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1117	}	1551	}
		1552
1118	} else {	1553	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1555	}
1121		1556
1122	cf::override;	1557	cf::override;
1123	},	1558	},
1124	);	1559	);
1125		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1126	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1127	cf::sync_job {	1590	cf::sync_job {
1128	my %todo;	1591	my %todo;
1129		1592
1130	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1131	next unless -r $path;	1594	next unless -r $path;
…		…
1149		1612
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1615
1153	$ext{source} =	1616	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1155	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1156	. $source	1619	. $source
1157	. "\n};\n1";	1620	. "\n};\n1";
1158		1621
1159	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1160	}	1623	}
1161		1624
		1625	my $pass = 0;
1162	my %done;	1626	my %done;
1163	while (%todo) {	1627	while (%todo) {
1164	my $progress;	1628	my $progress;
1165		1629
		1630	++$pass;
		1631
		1632	ext:
1166	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1635	next ext
1169	unless exists $done{$_};	1636	unless exists $done{$_};
1170	}	1637	}
1171		1638
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1640
1174	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1179	warn $msg;	1657
1180	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1659	delete $todo{$k};
1182	}	1660	} else {
1183		1661	$done{$k} = delete $todo{$k};
1184	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1185	}	1667	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1668	}
1191		1669
1192	skip:	1670	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1195	}	1680	}
1196	};	1681	};
1197	}	1682	}
1198		1683
1199	#############################################################################	1684	#############################################################################
1200		1685
1201	=back	1686	=back
1202		1687
1203	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1204		1689
1205	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1206		1691
1207	=cut	1692	=cut
1208		1693
1209	package cf::player;	1694	package cf::player;
1210		1695
1211	use Coro::AIO;	1696	use Coro::AIO;
1212		1697
1213	=head3 cf::player	1698	=head3 cf::player
1214		1699
1215	=over 4	1700	=over 4
		1701
		1702	=item cf::player::num_playing
		1703
		1704	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1705
		1706	=cut
		1707
		1708	sub num_playing {
		1709	scalar grep
		1710	$_->ob->map
		1711	&& !$_->hidden
		1712	&& !$_->ob->flag (cf::FLAG_WIZ),
		1713	cf::player::list
		1714	}
1216		1715
1217	=item cf::player::find $login	1716	=item cf::player::find $login
1218		1717
1219	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1220		1719
…		…
1239		1738
1240	sub exists($) {	1739	sub exists($) {
1241	my ($login) = @_;	1740	my ($login) = @_;
1242		1741
1243	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1245	}	1744	}
1246		1745
1247	sub find($) {	1746	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1748	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1759
1261	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1761	or return;
		1762
		1763	my $pl = cf::player::load_pl $f
		1764	or return;
		1765
		1766	local $cf::PLAYER_LOADING{$login} = $pl;
		1767	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1264	}	1769	}
1265	}	1770	}
1266	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
1267		1785
1268	sub save($) {	1786	sub save($) {
1269	my ($pl) = @_;	1787	my ($pl) = @_;
1270		1788
1271	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1277		1795
1278	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1280		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1803
1281	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1282	Coro::cede;	1805	cf::cede_to_tick;
1283	}	1806	}
1284		1807
1285	sub new($) {	1808	sub new($) {
1286	my ($login) = @_;	1809	my ($login) = @_;
1287		1810
…		…
1293	$cf::PLAYER{$login} = $self;	1816	$cf::PLAYER{$login} = $self;
1294		1817
1295	$self	1818	$self
1296	}	1819	}
1297		1820
		1821	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1822
		1823	=cut
		1824
		1825	sub send_msg {
		1826	my $ns = shift->ns
		1827	or return;
		1828	$ns->send_msg (@_);
		1829	}
		1830
1298	=item $pl->quit_character	1831	=item $pl->quit_character
1299		1832
1300	Nukes the player without looking back. If logged in, the connection will	1833	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1834	be destroyed. May block for a long time.
1302		1835
…		…
1306	my ($pl) = @_;	1839	my ($pl) = @_;
1307		1840
1308	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1309		1842
1310	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1845
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1314	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1316	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1317		1854
1318	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1320	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1355	or return [];	1892	or return [];
1356		1893
1357	my @logins;	1894	my @logins;
1358		1895
1359	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
		1897	my $path = path $login;
		1898
		1899	# a .pst is a dead give-away for a valid player
		1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1363		1906
1364	utf8::decode $login;	1907	utf8::decode $login;
1365	push @logins, $login;	1908	push @logins, $login;
1366	}	1909	}
1367		1910
1368	\@logins	1911	\@logins
1369	}	1912	}
1370		1913
1371	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1372		1917
1373	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1374	player. May block.	1919	player. May block.
1375		1920
1376	=cut	1921	=cut
…		…
1394	}	1939	}
1395		1940
1396	\@paths	1941	\@paths
1397	}	1942	}
1398		1943
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1945
1401	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1402		1947
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)
1450
1451	Sends an ext reply to the player.
1452
1453	=cut
1454
1455	sub ext_reply($$%) {
1456	my ($self, $id, %msg) = @_;
1457
1458	$msg{msgid} = $id;
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}
1461
1462	=item $player->ext_event ($type, %msg)	1948	=item $player->ext_msg ($type, @msg)
1463		1949
1464	Sends an ext event to the client.	1950	Sends an ext event to the client.
1465		1951
1466	=cut	1952	=cut
1467		1953
1468	sub ext_event($$%) {	1954	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1955	my ($self, $type, @msg) = @_;
1470		1956
1471	$self->ns->ext_event ($type, %msg);	1957	$self->ns->ext_msg ($type, @msg);
1472	}	1958	}
1473		1959
1474	=head3 cf::region	1960	=head3 cf::region
1475		1961
1476	=over 4	1962	=over 4
…		…
1485		1971
1486	=cut	1972	=cut
1487		1973
1488	sub find_by_path($) {	1974	sub find_by_path($) {
1489	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1490		1978
1491	my ($match, $specificity);	1979	my ($match, $specificity);
1492		1980
1493	for my $region (list) {	1981	for my $region (list) {
1494	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1520	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1522		2010
1523	sub generate_random_map {	2011	sub generate_random_map {
1524	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1525	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1526	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1534	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1535	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1536	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1537	(cf::region::find $rmp->{region}), $rmp->{custom}
1538	)
1539	}	2017	}
1540		2018
1541	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1542		2020
1543	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1548		2026
1549	sub register {	2027	sub register {
1550	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	2029	my $pkg = caller;
1552		2030
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		2032
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	2034	}
1558		2035
1559	# also paths starting with '/'	2036	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		2038
1562	sub thawer_merge {	2039	sub thawer_merge {
1563	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1564		2041
1565	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1570	}	2047	}
1571		2048
1572	sub normalise {	2049	sub normalise {
1573	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1574		2051
1575	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1576		2053
1577	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1578		2055
1579	# map plan:	2056	# map plan:
1580	#	2057	#
…		…
1595	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1596	$path = "$base/$path";	2073	$path = "$base/$path";
1597	}	2074	}
1598		2075
1599	for ($path) {	2076	for ($path) {
1600	redo if s{//}{/};
1601	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1602	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1603	}	2079	}
1604		2080
1605	$path	2081	$path
…		…
1619	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1620	return $self;	2096	return $self;
1621	}	2097	}
1622	}	2098	}
1623		2099
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1625	()	2101	()
1626	}	2102	}
1627		2103
		2104	# may re-bless or do other evil things
1628	sub init {	2105	sub init {
1629	my ($self) = @_;	2106	my ($self) = @_;
1630		2107
1631	$self	2108	$self
1632	}	2109	}
…		…
1651		2128
1652	# the temporary/swap location	2129	# the temporary/swap location
1653	sub save_path {	2130	sub save_path {
1654	my ($self) = @_;	2131	my ($self) = @_;
1655		2132
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1658	}	2135	}
1659		2136
1660	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1661	sub uniq_path {	2138	sub uniq_path {
1662	my ($self) = @_;	2139	my ($self) = @_;
1663		2140
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	2143	}
1676		2144
1677	sub decay_objects {	2145	sub decay_objects {
1678	my ($self) = @_;	2146	my ($self) = @_;
1679		2147
…		…
1692		2160
1693	sub load_header_from($) {	2161	sub load_header_from($) {
1694	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1695		2163
1696	utf8::encode $path;	2164	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	2166	or return;
1702		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1703	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1704		2175
1705	1	2176	1
1706	}	2177	}
1707		2178
		2179	# used to laod the header of an original map
1708	sub load_header_orig {	2180	sub load_header_orig {
1709	my ($self) = @_;	2181	my ($self) = @_;
1710		2182
1711	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1712	}	2184	}
1713		2185
		2186	# used to laod the header of an instantiated map
1714	sub load_header_temp {	2187	sub load_header_temp {
1715	my ($self) = @_;	2188	my ($self) = @_;
1716		2189
1717	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1718	}	2191	}
1719		2192
		2193	# called after loading the header from an instantiated map
1720	sub prepare_temp {	2194	sub prepare_temp {
1721	my ($self) = @_;	2195	my ($self) = @_;
1722		2196
1723	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1724	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1725	# safety	2199	# safety
1726	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1727	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1728	}	2202	}
1729		2203
		2204	# called after loading the header from an original map
1730	sub prepare_orig {	2205	sub prepare_orig {
1731	my ($self) = @_;	2206	my ($self) = @_;
1732		2207
1733	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1734	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1758		2233
1759	sub find;	2234	sub find;
1760	sub find {	2235	sub find {
1761	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1762		2237
		2238	cf::cede_to_tick;
		2239
1763	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1764		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2244
1767	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1770	or return;	2247	or return;
1771		2248
1772	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1773		2250
…		…
1775	or return;	2252	or return;
1776		2253
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1780	$map->reset;	2259	$map->reset;
1781	undef $guard;
1782	return find $path;	2260	return find $path;
1783	}	2261	}
1784		2262
1785	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1786	}	2264	}
1787	}	2265	}
1788		2266
1789	sub pre_load { }	2267	sub pre_load { }
1790	sub post_load { }	2268	#sub post_load { } # XS
1791		2269
1792	sub load {	2270	sub load {
1793	my ($self) = @_;	2271	my ($self) = @_;
1794		2272
1795	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1796		2274
1797	my $path = $self->{path};	2275	my $path = $self->{path};
1798		2276
1799	{	2277	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1801		2279
		2280	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1803
1804	$self->in_memory (cf::MAP_LOADING);
1805		2282
1806	$self->alloc;	2283	$self->alloc;
1807		2284
1808	$self->pre_load;	2285	$self->pre_load;
1809	Coro::cede;	2286	cf::cede_to_tick;
1810		2287
1811	$self->_load_objects ($self->{load_path}, 1)	2288	if (exists $self->{load_path}) {
		2289	my $f = new_from_file cf::object::thawer $self->{load_path};
		2290	$f->skip_block;
		2291	$self->_load_objects ($f)
1812	or return;	2292	or return;
1813		2293
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1815	if delete $self->{load_original};	2295	if delete $self->{load_original};
1816		2296
1817	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2298	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2301	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1822	}	2306	}
1823	}
1824		2307
1825	Coro::cede;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
		2315
		2316	cf::cede_to_tick;
1826	# now do the right thing for maps	2317	# now do the right thing for maps
1827	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2320	unless $self->difficulty;
1830	Coro::cede;	2321	cf::cede_to_tick;
1831		2322
1832	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2324	$self->decay_objects;
1834	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1835	$self->update_buttons;	2326	$self->update_buttons;
1836	Coro::cede;	2327	cf::cede_to_tick;
1837	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1838	Coro::cede;
1839	$self->activate;
1840	}	2329	}
1841		2330
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2331	$self->{last_save} = $cf::RUNTIME;
		2332	$self->last_access ($cf::RUNTIME);
1843	}	2333	}
1844		2334
1845	$self->post_load;	2335	$self->post_load;
1846	}
1847		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2343	sub customise_for {
1849	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1850		2345
1851	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2347	if $self->per_player;
…		…
1855	# if $self->per_party;	2350	# if $self->per_party;
1856		2351
1857	$self	2352	$self
1858	}	2353	}
1859		2354
1860	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {
1862	my ($map) = @_;
1863
1864	my @diag; # diagonal neighbours
1865
1866	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)
1868	or next;
1869	$neigh = find $neigh, $map
1870	or next;
1871	$neigh->load;
1872
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}
1876
1877	for (@diag) {
1878	my $neigh = find @$_
1879	or next;
1880	$neigh->load;
1881	}
1882	}
1883
1884	sub find_sync {	2355	sub find_sync {
1885	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1886		2357
1887	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
1888	}	2363	}
1889		2364
1890	sub do_load_sync {	2365	sub do_load_sync {
1891	my ($map) = @_;	2366	my ($map) = @_;
1892		2367
1893	cf::sync_job { $map->load };	2368	# it's a bug to call this from the main context
		2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2370	if $Coro::current == $Coro::main;
		2371
		2372	$map->load;
1894	}	2373	}
1895		2374
1896	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1898		2377
1899	sub find_async {	2378	sub find_async {
1900	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1901		2380
1902	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1903		2382
1904	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1906	}	2385	}
1907		2386
1908	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
1909	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1910	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2394	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2395	$map->load if $v;
		2396	}
1915		2397
1916	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
1917	}	2399	}
1918	}	2400	}
1919	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
1920	};	2402	};
1921	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1922		2404
1923	()	2405	()
1924	}	2406	}
1925		2407
		2408	# common code, used by both ->save and ->swapout
1926	sub save {	2409	sub _save {
1927	my ($self) = @_;	2410	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2411
1931	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1932		2413
1933	return unless $self->dirty;	2414	return unless $self->dirty;
1934		2415
…		…
1940	return if $self->{deny_save};	2421	return if $self->{deny_save};
1941		2422
1942	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
1943		2424
1944	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
1946	};	2428	};
		2429
		2430	cf::get_slot 0.02;
1947		2431
1948	if ($uniq) {	2432	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2435	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2437	}
1954	}	2438	}
1955		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
1956	sub swap_out {	2448	sub swap_out {
1957	my ($self) = @_;	2449	my ($self) = @_;
1958		2450
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
1964	return if $self->players;	2455	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
1968	$self->clear;	2466	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2467	}
1971		2468
1972	sub reset_at {	2469	sub reset_at {
1973	my ($self) = @_;	2470	my ($self) = @_;
1974		2471
…		…
1992		2489
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2491
1995	return if $self->players;	2492	return if $self->players;
1996		2493
1997	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
1998		2495
1999	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2000		2497
2001	# need to save uniques path	2498	# need to save uniques path
2002	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2003	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2004		2501
…		…
2006	if $uniq;	2503	if $uniq;
2007	}	2504	}
2008		2505
2009	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2010		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2510	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2511
2015	$self->unlink_save;	2512	$self->unlink_save;
2016	$self->destroy;	2513	$self->destroy;
2017	}	2514	}
2018		2515
2019	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2020		2517
2021	sub nuke {	2518	sub nuke {
2022	my ($self) = @_;	2519	my ($self) = @_;
2023		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2024	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2025		2525
2026	$self->unlink_save;	2526	$self->unlink_save;
2027		2527
2028	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2533
2034	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2035		2536
2036	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2037	}	2538	}
2038		2539
2039	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2081		2582
2082	sub unique_maps() {	2583	sub unique_maps() {
2083	[	2584	[
2084	map {	2585	map {
2085	utf8::decode $_;	2586	utf8::decode $_;
2086	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2087	? normalise $_	2590	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2592	]
2091	}	2593	}
2092		2594
2093	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2094		2626
2095	=back	2627	=back
2096		2628
2097	=head3 cf::object	2629	=head3 cf::object
2098		2630
…		…
2102		2634
2103	=over 4	2635	=over 4
2104		2636
2105	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2106		2638
2107	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2108		2641
2109	=cut	2642	=cut
2110		2643
2111	sub inv_recursive_;	2644	sub inv_recursive_;
2112	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2115		2648
2116	sub inv_recursive {	2649	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2118	}	2651	}
2119		2652
		2653	=item $ref = $ob->ref
		2654
		2655	Creates and returns a persistent reference to an object that can be stored as a string.
		2656
		2657	=item $ob = cf::object::deref ($refstring)
		2658
		2659	returns the objetc referenced by refstring. may return undef when it cannot find the object,
		2660	even if the object actually exists. May block.
		2661
		2662	=cut
		2663
		2664	sub deref {
		2665	my ($ref) = @_;
		2666
		2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2668	my ($uuid, $name) = ($1, $2);
		2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2670	or return;
		2671	$pl->ob->uuid eq $uuid
		2672	or return;
		2673
		2674	$pl->ob
		2675	} else {
		2676	warn "$ref: cannot resolve object reference\n";
		2677	undef
		2678	}
		2679	}
		2680
2120	package cf;	2681	package cf;
2121		2682
2122	=back	2683	=back
2123		2684
2124	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2691	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2133		2694
2134	=cut	2695	=cut
		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
2135		2710
2136	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2712	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2146		2721
2147	} else {	2722	} else {
2148	my $pl = $self->contr;	2723	my $pl = $self->contr;
2149		2724
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2725	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2728
2159	} else {	2729	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2732	}
2163	}	2733	}
		2734	}
		2735
		2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2737
		2738	=cut
		2739
		2740	sub cf::object::send_msg {
		2741	my $pl = shift->contr
		2742	or return;
		2743	$pl->send_msg (@_);
2164	}	2744	}
2165		2745
2166	=item $player_object->may ("access")	2746	=item $player_object->may ("access")
2167		2747
2168	Returns wether the given player is authorized to access resource "access"	2748	Returns wether the given player is authorized to access resource "access"
…		…
2181		2761
2182	=item $player_object->enter_link	2762	=item $player_object->enter_link
2183		2763
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2765
2186	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2188		2770
2189	Will never block.	2771	Will never block.
2190		2772
2191	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2192		2774
…		…
2212	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2795	my ($self) = @_;
2214		2796
2215	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2216		2798
		2799	++$self->{_link_recursion};
		2800
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2802
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2221		2805
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2807	}
2224		2808
2225	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2227		2811
…		…
2244	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2246		2830
2247	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2250		2834
2251	$map->load;	2835	$map->load;
2252	$map->load_diag;
2253		2836
2254	return unless $self->contr->active;	2837	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2838
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2259	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2260		2846
		2847	}
		2848
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2850
2263	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2267	be called at the end of this process.	2855	be called at the end of this process.
2268		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2269	=cut	2860	=cut
2270		2861
2271	our $GOTOGEN;	2862	our $GOTOGEN;
2272		2863
2273	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2274	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2275		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
		2872
2276	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2875
2279	$self->enter_link;	2876	$self->enter_link;
2280		2877
2281	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2282	my $map = eval {	2900	my $map = eval {
2283	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2284		2902
2285	if ($map) {	2903	if ($map) {
2286	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2288	} else {	2906	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2908	}
2291		2909
2292	$map	2910	$map
2293	};	2911	};
2294		2912
…		…
2300	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2301	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2302	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2303	}	2921	}
2304		2922
2305	$done->() if $done;	2923	$done->($self) if $done;
2306	})->prio (1);	2924	})->prio (1);
2307	}	2925	}
2308		2926
2309	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2310		2928
…		…
2330	}	2948	}
2331		2949
2332	sub prepare_random_map {	2950	sub prepare_random_map {
2333	my ($exit) = @_;	2951	my ($exit) = @_;
2334		2952
2335	my $guard = cf::lock_acquire "exit_prepare:$exit";
2336
2337	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2338	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2339	# that depends on the exit object	2955	# that depends on the exit object
2340		2956
2341	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2343	if ($exit->map) {	2959	if ($exit->map) {
2344	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2345	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2346	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2347	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2348	}	2966	}
2349		2967
2350	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2351		2969
2352	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2353	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2355		2973
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2358	undef $fh;	2976	undef $fh;
2359	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2360		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2361	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2362	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2363	}	2985	}
2364	}	2986	}
2365		2987
2366	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2367	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2368		2990
2369	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2370		2992
2371	if ($exit->slaying eq "/!") {
2372	#TODO: this should de-fi-ni-te-ly not be a sync-job
2373	# the problem is that $exit might not survive long enough
2374	# so it needs to be done right now, right here
2375	cf::sync_job { prepare_random_map $exit };
2376	}
2377
2378	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2379	my $hp = $exit->stats->hp;
2380	my $sp = $exit->stats->sp;
2381
2382	$self->enter_link;	2993	$self->enter_link;
2383		2994
2384	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);
2387
2388	(async {	2995	(async {
2389	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2390	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2391	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2392		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2393	1;	3034	1
2394	}) {	3035	}) {
2395	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2396	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2397	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2398	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2399		3040
2400	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2401	$self->leave_link;	3042	$self->leave_link;
2402	}	3043	}
2403	})->prio (1);	3044	})->prio (1);
2404	}	3045	}
2405		3046
…		…
2419		3060
2420	utf8::encode $text;	3061	utf8::encode $text;
2421	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2422	}	3063	}
2423		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
		3088	}
		3089
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		3091
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	3093	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2430		3096
2431	=cut	3097	=cut
2432		3098
		3099	# non-persistent channels (usually the info channel)
		3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
		3107	"c/identify" => {
		3108	id => "infobox",
		3109	title => "Identify",
		3110	reply => undef,
		3111	tooltip => "Items recently identified",
		3112	},
		3113	"c/examine" => {
		3114	id => "infobox",
		3115	title => "Examine",
		3116	reply => undef,
		3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
		3211	);
		3212
2433	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2435		3215
2436	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
		3218
		3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
		3228	} elsif (ref $channel) {
		3229	# send meta info to client, if not yet sent
		3230	unless (exists $self->{channel}{$channel->{id}}) {
		3231	$self->{channel}{$channel->{id}} = $channel;
		3232	$self->ext_msg (channel_info => $channel);
		3233	}
		3234
		3235	$channel = $channel->{id};
		3236	}
2437		3237
2438	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2439		3239
2440	if ($self->can_msg) {	3240	# default colour, mask it out
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2442	} else {	3242	if $color & cf::NDI_DEF;
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452		3243
2453	if ($color >= 0) {	3244	my $pkt = "msg "
2454	if (0 && $msg =~ /\[/) {	3245	. $self->{json_coder}->encode (
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2456	} else {	3247	);
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")
2459	}
2460	}
2461	}
2462	}
2463		3248
		3249	$self->send_big_packet ($pkt);
		3250	}
		3251
2464	=item $client->ext_event ($type, %msg)	3252	=item $client->ext_msg ($type, @msg)
2465		3253
2466	Sends an ext event to the client.	3254	Sends an ext event to the client.
2467		3255
2468	=cut	3256	=cut
2469		3257
2470	sub cf::client::ext_event($$%) {	3258	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	3259	my ($self, $type, @msg) = @_;
2472		3260
2473	return unless $self->extcmd;
2474
2475	$msg{msgtype} = "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2477	}	3262	}
2478		3263
2479	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2480		3265
2481	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2537		3322
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		3324
2540	if (ref $msg) {	3325	if (ref $msg) {
		3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3327
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3328	if (my $cb = $EXTIACMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	3329	$cb->(
2543	$reply{msgid} = $msg->{msgid};	3330	$ns,
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));	3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
		3341	@reply = $cb->($ns, @payload);
2545	}	3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2546	}	3346	}
2547	} else {	3347	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	3349	}
2550		3350
2551	cf::override;	3351	cf::override;
2552	},	3352	},
2553	);	3353	);
…		…
2573		3373
2574	$coro	3374	$coro
2575	}	3375	}
2576		3376
2577	cf::client->attach (	3377	cf::client->attach (
2578	on_destroy => sub {	3378	on_client_destroy => sub {
2579	my ($ns) = @_;	3379	my ($ns) = @_;
2580		3380
2581	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2582	},	3382	},
2583	);	3383	);
…		…
2598	our $safe = new Safe "safe";	3398	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2600		3400
2601	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2602		3402
2603	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3403	$safe->permit_only (Opcode::opset qw(
		3404	:base_core :base_mem :base_orig :base_math :base_loop
		3405	grepstart grepwhile mapstart mapwhile
		3406	sort time
		3407	));
2604		3408
2605	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
2606		3410
2607	=pod	3411	=pod
2608		3412
2609	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2610		3414
2611	cf::object	3415	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3417	insert remove name archname title slaying race decrease split
		3418	value
2614		3419
2615	cf::object::player	3420	cf::object::player
2616	player	3421	player
2617		3422
2618	cf::player	3423	cf::player
…		…
2623		3428
2624	=cut	3429	=cut
2625		3430
2626	for (	3431	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2628	insert remove)],	3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2629	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2631	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2632	) {	3438	) {
2633	no strict 'refs';
2634	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2635	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2636	for @funs;	3441	for @funs;
2637	}	3442	}
2638		3443
…		…
2653		3458
2654	my $qcode = $code;	3459	my $qcode = $code;
2655	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2656	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2657		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2658	local $_;	3466	local $_;
2659	local @safe::cf::_safe_eval_args = values %vars;
2660		3467
2661	my $eval =	3468	my $eval =
2662	"do {\n"	3469	"do {\n"
2663	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2664	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2665	. $code	3472	. $code
2666	. "\n}"	3473	. "\n}"
2667	;	3474	;
2668		3475
		3476	if ($CFG{safe_eval}) {
2669	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2670	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2671	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2672		3485
2673	if ($@) {	3486	if ($@) {
2674	warn "$@";	3487	warn "$@",
2675	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2676	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2677	}	3490	}
2678		3491
2679	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2680	}	3493	}
2681		3494
…		…
2695	=cut	3508	=cut
2696		3509
2697	sub register_script_function {	3510	sub register_script_function {
2698	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2699		3512
2700	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2701	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2702	}	3515	}
2703		3516
2704	=back	3517	=back
2705		3518
2706	=cut	3519	=cut
2707		3520
2708	#############################################################################	3521	#############################################################################
2709	# the server's init and main functions	3522	# the server's init and main functions
2710		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
2711	sub load_facedata($) {	3601	sub load_facedata($) {
2712	my ($path) = @_;	3602	my ($path) = @_;
2713		3603
		3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3605
2714	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
2715		3607
2716	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
2717	0 < aio_load $path, $facedata
2718	or die "$path: $!";
2719
2720	$facedata = Coro::Storable::thaw $facedata;
2721		3609
2722	$facedata->{version} == 2	3610	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
		3612
		3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
		3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
		3615
		3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
		3617
		3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
2724		3621
2725	{	3622	{
2726	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
2727		3624
2728	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3628
2730	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2734		3633	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
2735	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
2736	}	3636	}
2737		3637
2738	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3639	next unless $info->{smooth};
		3640
2740	my $idx = cf::face::find $face	3641	my $idx = cf::face::find $face
2741	or next;	3642	or next;
		3643
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3647	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
2747	}	3649	}
2748
2749	cf::cede_to_tick;
2750	}	3650	}
2751	}	3651	}
2752		3652
2753	{	3653	{
2754	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
2755		3655
2756	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
2757	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
2758	cf::cede_to_tick;
2759	}	3658	}
2760		3659
2761	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
2762	}	3661	}
2763		3662
2764	{	3663	{
2765	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3665
2770	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3667	if (defined (my $type = $info->{type})) {
2772	name => $name,	3668	# TODO: different hash - must free and use new index, or cache ixface data queue
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776
2777	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2778		3670
2779	if ($name =~ /\.jpg$/) {	3671	cf::face::set_type $idx, $type;
2780	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3672	cf::face::set_csum $idx, 0, $info->{hash};
2781	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3673	$cf::face::SIZE[0][$idx] = $info->{size};
		3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3676	$cf::face::HASH{$info->{hash}} = $idx;
2782	} else {	3677	} else {
2783	my $data = pack "(w/a*)*", $meta, $info->{data};	3678	# $RESOURCE{$name} = $info; # unused
2784	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2785
2786	cf::face::set_type $idx, 1;
2787	cf::face::set_data $idx, 0, $data, $chk;
2788	}	3679	}
2789
2790	cf::cede_to_tick;
2791	}	3680	}
2792	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
		3692
		3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3694
		3695	aio_close $fh if $fh; # close old facedata
2793		3696
2794	1	3697	1
2795	}	3698	}
2796		3699
		3700	register_exticmd fx_want => sub {
		3701	my ($ns, $want) = @_;
		3702
		3703	while (my ($k, $v) = each %$want) {
		3704	$ns->fx_want ($k, $v);
		3705	}
		3706	};
		3707
		3708	sub load_resource_file($) {
		3709	my $guard = lock_acquire "load_resource_file";
		3710
		3711	my $status = load_resource_file_ $_[0];
		3712	get_slot 0.1, 100;
		3713	cf::arch::commit_load;
		3714
		3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
		3730	}
		3731
2797	sub reload_regions {	3732	sub reload_regions {
		3733	# HACK to clear player env face cache, we need some signal framework
		3734	# for this (global event?)
		3735	%ext::player_env::MUSIC_FACE_CACHE = ();
		3736
2798	load_resource_file "$MAPDIR/regions"	3737	load_resource_file "$MAPDIR/regions"
2799	or die "unable to load regions file\n";	3738	or die "unable to load regions file\n";
2800		3739
2801	for (cf::region::list) {	3740	for (cf::region::list) {
2802	$_->{match} = qr/$_->{match}/	3741	$_->{match} = qr/$_->{match}/
2803	if exists $_->{match};	3742	if exists $_->{match};
2804	}	3743	}
2805	}	3744	}
2806		3745
2807	sub reload_facedata {	3746	sub reload_facedata {
2808	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
2809	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
2810	}	3749	}
2811		3750
2812	sub reload_archetypes {	3751	sub reload_archetypes {
2813	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
2814	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
2815	#d# NEED to laod twice to resolve forward references	3754
2816	# this really needs to be done in an extra post-pass	3755	cf::face::set
2817	# (which needs to be synchronous, so solve it differently)	3756	"res/skill_info" => FT_RSRC,
2818	load_resource_file "$DATADIR/archetypes"	3757	JSON::XS->new->utf8->canonical->encode (
2819	or die "unable to load archetypes\n";	3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
2820	}	3766	}
2821		3767
2822	sub reload_treasures {	3768	sub reload_treasures {
2823	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
2824	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
2825	}	3771	}
2826		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
2827	sub reload_resources {	3793	sub reload_resources {
2828	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
2829		3795
		3796	reload_materials;
		3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
		3800	reload_archetypes;
2830	reload_regions;	3801	reload_regions;
2831	reload_facedata;
2832	#reload_archetypes;#d#
2833	reload_archetypes;
2834	reload_treasures;	3802	reload_treasures;
2835		3803
2836	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
2837	}	3805	}
2838		3806
2839	sub init {	3807	sub reload_config {
2840	reload_resources;	3808	trace "reloading config file...\n";
2841	}
2842		3809
2843	sub cfg_load {	3810	my $config = load_file "$CONFDIR/config";
2844	open my $fh, "<:utf8", "$CONFDIR/config"	3811	utf8::decode $config;
2845	or return;	3812	*CFG = decode_yaml $config;
2846		3813
2847	local $/;
2848	*CFG = YAML::Syck::Load <$fh>;
2849
2850	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2851		3815
2852	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2853	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2854		3818
2855	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
2859	};	3823	};
2860	warn $@ if $@;	3824	warn $@ if $@;
2861	}	3825	}
2862	}	3826	}
2863		3827
		3828	sub pidfile() {
		3829	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3830	or die "$PIDFILE: $!";
		3831	flock $fh, &Fcntl::LOCK_EX
		3832	or die "$PIDFILE: flock: $!";
		3833	$fh
		3834	}
		3835
		3836	# make sure only one server instance is running at any one time
		3837	sub atomic {
		3838	my $fh = pidfile;
		3839
		3840	my $pid = <$fh>;
		3841	kill 9, $pid if $pid > 0;
		3842
		3843	seek $fh, 0, 0;
		3844	print $fh $$;
		3845	}
		3846
		3847	sub main_loop {
		3848	trace "EV::loop starting\n";
		3849	if (1) {
		3850	EV::loop;
		3851	}
		3852	trace "EV::loop returned\n";
		3853	goto &main_loop unless $REALLY_UNLOOP;
		3854	}
		3855
2864	sub main {	3856	sub main {
		3857	cf::init_globals; # initialise logging
		3858
		3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3863
		3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3865
2865	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
2866	local $Coro::idle = sub {	3867	$Coro::idle = sub {
2867	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2868	(async {	3869	(async {
2869	Event::one_event;	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3871	EV::loop EV::LOOP_ONESHOT;
2870	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
2871	};	3873	};
2872		3874
2873	cfg_load;	3875	evthread_start IO::AIO::poll_fileno;
		3876
		3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
2874	db_init;	3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
		3886	cf::load_settings;
		3887
		3888	reload_resources;
		3889	reload_config;
		3890
		3891	cf::init_uuid;
		3892	cf::init_signals;
		3893	cf::init_skills;
		3894
		3895	cf::init_beforeplay;
		3896
		3897	atomic;
		3898
2875	load_extensions;	3899	load_extensions;
2876		3900
2877	$TICK_WATCHER->start;	3901	utime time, time, $RUNTIMEFILE;
2878	Event::loop;	3902
		3903	# no (long-running) fork's whatsoever before this point(!)
		3904	use POSIX ();
		3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3906
		3907	cf::_post_init 0;
		3908	};
		3909
		3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
		3917	goto &main_loop;
2879	}	3918	}
2880		3919
2881	#############################################################################	3920	#############################################################################
2882	# initialisation and cleanup	3921	# initialisation and cleanup
2883		3922
2884	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
2885	BEGIN {	3924	BEGIN {
		3925	our %SIGWATCHER = ();
2886	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
2887	Event->signal (	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2888	reentrant => 0,
2889	data => WF_AUTOCANCEL,
2890	signal => $signal,
2891	prio => 0,
2892	cb => sub {
2893	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
2894	},
2895	);	3929	};
2896	}	3930	}
2897	}	3931	}
2898		3932
2899	sub write_runtime {	3933	sub write_runtime_sync {
2900	my $runtime = "$LOCALDIR/runtime";	3934	my $t0 = AE::time;
2901		3935
2902	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
2903	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
2904		3938
2905	IO::AIO::aio_utime $runtime, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2906		3940
2907	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
2908		3942
2909	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2910	or return;	3944	or return;
2911		3945
2912	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
2913	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
2914	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
2924	aio_utime $fh, undef, undef;	3958	aio_utime $fh, undef, undef;
2925		3959
2926	close $fh	3960	close $fh
2927	or return;	3961	or return;
2928		3962
2929	aio_rename "$runtime~", $runtime	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2930	and return;	3964	and return;
2931		3965
2932	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2933		3967
2934	1	3968	1
		3969	}
		3970
		3971	our $uuid_lock;
		3972	our $uuid_skip;
		3973
		3974	sub write_uuid_sync($) {
		3975	$uuid_skip ||= $_[0];
		3976
		3977	return if $uuid_lock;
		3978	local $uuid_lock = 1;
		3979
		3980	my $uuid = "$LOCALDIR/uuid";
		3981
		3982	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3983	or return;
		3984
		3985	my $value = uuid_seq uuid_cur;
		3986
		3987	unless ($value) {
		3988	info "cowardly refusing to write zero uuid value!\n";
		3989	return;
		3990	}
		3991
		3992	my $value = uuid_str $value + $uuid_skip;
		3993	$uuid_skip = 0;
		3994
		3995	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3996	and return;
		3997
		3998	# always fsync - this file is important
		3999	aio_fsync $fh
		4000	and return;
		4001
		4002	close $fh
		4003	or return;
		4004
		4005	aio_rename "$uuid~", $uuid
		4006	and return;
		4007
		4008	trace "uuid file written ($value).\n";
		4009
		4010	1
		4011
		4012	}
		4013
		4014	sub write_uuid($$) {
		4015	my ($skip, $sync) = @_;
		4016
		4017	$sync ? write_uuid_sync $skip
		4018	: async { write_uuid_sync $skip };
2935	}	4019	}
2936		4020
2937	sub emergency_save() {	4021	sub emergency_save() {
2938	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
2939		4023
2940	warn "enter emergency perl save\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
2941		4030
2942	cf::sync_job {	4031	cf::sync_job {
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
2943	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
2944	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
2945	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
2946	warn "begin emergency player save\n";	4037	info "emergency_perl_save: begin player save\n";
2947	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
2948	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
2949	$pl->valid or next;	4040	$pl->valid or next;
		4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2950	$pl->save;	4042	$pl->save;
2951	}	4043	}
2952	warn "end emergency player save\n";	4044	info "emergency_perl_save: end player save\n";
2953		4045
2954	warn "begin emergency map save\n";	4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
		4048	info "emergency_perl_save: begin map save\n";
2955	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
2956	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
2957	$map->valid or next;	4051	$map->valid or next;
2958	$map->save;	4052	$map->save;
2959	}	4053	}
2960	warn "end emergency map save\n";	4054	info "emergency_perl_save: end map save\n";
2961		4055
2962	warn "begin emergency database checkpoint\n";	4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
		4058	info "emergency_perl_save: begin database checkpoint\n";
2963	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
2964	warn "end emergency database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
		4061
		4062	info "emergency_perl_save: begin write uuid\n";
		4063	write_uuid_sync 1;
		4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
2965	};	4084	};
2966		4085
2967	warn "leave emergency perl save\n";	4086	info "emergency_perl_save: leave\n";
2968	}	4087	}
2969		4088
2970	sub post_cleanup {	4089	sub post_cleanup {
2971	my ($make_core) = @_;	4090	my ($make_core) = @_;
2972		4091
		4092	IO::AIO::flush;
		4093
2973	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
2974	if $make_core;	4095	if $make_core;
		4096
		4097	my $fh = pidfile;
		4098	unlink $PIDFILE if <$fh> == $$;
		4099	}
		4100
		4101	# a safer delete_package, copied from Symbol
		4102	sub clear_package($) {
		4103	my $pkg = shift;
		4104
		4105	# expand to full symbol table name if needed
		4106	unless ($pkg =~ /^main::.*::$/) {
		4107	$pkg = "main$pkg" if $pkg =~ /^::/;
		4108	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4109	$pkg .= '::' unless $pkg =~ /::$/;
		4110	}
		4111
		4112	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4113	my $stem_symtab = *{$stem}{HASH};
		4114
		4115	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4116	or return;
		4117
		4118	# clear all symbols
		4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4120	for my $name (keys %$leaf_symtab) {
		4121	_gv_clear *{"$pkg$name"};
		4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4123	}
2975	}	4124	}
2976		4125
2977	sub do_reload_perl() {	4126	sub do_reload_perl() {
2978	# can/must only be called in main	4127	# can/must only be called in main
2979	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
2980	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
2981	return;	4130	return;
2982	}	4131	}
2983		4132
2984	warn "reloading...";	4133	return if $RELOAD++;
2985		4134
2986	warn "entering sync_job";	4135	my $t1 = AE::time;
2987		4136
		4137	while ($RELOAD) {
		4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
		4140
		4141	trace "perl_reload: entering sync_job";
		4142
2988	cf::sync_job {	4143	cf::sync_job {
2989	cf::write_runtime; # external watchdog should not bark
2990	cf::emergency_save;	4144	#cf::emergency_save;
2991	cf::write_runtime; # external watchdog should not bark
2992		4145
2993	warn "syncing database to disk";
2994	BDB::db_env_txn_checkpoint $DB_ENV;
2995
2996	# if anything goes wrong in here, we should simply crash as we already saved
2997
2998	warn "cancelling all WF_AUTOCANCEL watchers";
2999	for (Event::all_watchers) {
3000	$_->cancel if $_->data & WF_AUTOCANCEL;
3001	}
3002
3003	warn "flushing outstanding aio requests";
3004	for (;;) {
3005	BDB::flush;
3006	IO::AIO::flush;
3007	Coro::cede;
3008	last unless IO::AIO::nreqs || BDB::nreqs;
3009	warn "iterate...";
3010	}
3011
3012	++$RELOAD;
3013
3014	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3015	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3016	%EXT_CORO = ();	4148	%EXT_CORO = ();
3017		4149
3018	warn "removing commands";	4150	trace "perl_reload: removing commands";
3019	%COMMAND = ();	4151	%COMMAND = ();
3020		4152
3021	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3022	%EXTCMD = ();	4154	%EXTCMD = ();
3023	%EXTICMD = ();	4155	%EXTICMD = ();
3024		4156
3025	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3026	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3027	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3028		4160
3029	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3030	eval {	4162	eval {
3031	$cb->($pkg);	4163	$cb->($pkg);
3032	1	4164	1
3033	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
		4166	}
		4167
		4168	trace "... clearing $pkg";
		4169	clear_package $pkg;
3034	}	4170	}
3035		4171
3036	warn "... nuking $pkg";
3037	Symbol::delete_package $pkg;
3038	}
3039
3040	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3041	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3042	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3043		4175
3044	warn "... unloading $k";	4176	trace "... unloading $k";
3045	delete $INC{$k};	4177	delete $INC{$k};
3046		4178
3047	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3048	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3049		4181
3050	if (my $cb = $k->can ("unload_module")) {	4182	if (my $cb = $k->can ("unload_module")) {
3051	$cb->();	4183	$cb->();
		4184	}
		4185
		4186	clear_package $k;
3052	}	4187	}
3053		4188
3054	Symbol::delete_package $k;
3055	}
3056
3057	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3058	Symbol::delete_package "safe::$_"	4190	clear_package "safe::$_"
3059	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3060		4192
3061	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3062	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3063	delete $INC{"cf/pod.pm"};	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3064		4196
3065	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3066	# and global variables created in xs	4198	# and global variables created in xs
3067	#Symbol::delete_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3068		4200
3069	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3070		4202
3071	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3072	require cf;	4204	require cf;
3073	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3074		4206
3075	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3076	cf::cfg_load;	4208	cf::reload_config;
3077		4209
3078	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3079	cf::load_extensions;	4211	cf::load_extensions;
3080		4212
		4213	if ($REATTACH_ON_RELOAD) {
3081	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3082	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3083	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3084	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3085	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3086	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
		4220	}
3087		4221
3088	warn "leaving sync_job";	4222	cf::_post_init 1;
3089		4223
		4224	trace "perl_reload: leaving sync_job";
		4225
3090	1	4226	1
3091	} or do {	4227	} or do {
3092	warn $@;	4228	error $@;
3093	warn "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3094	exit 1;	4230	};
		4231
		4232	--$RELOAD;
3095	};	4233	}
3096		4234
3097	warn "reloaded";	4235	$t1 = AE::time - $t1;
		4236	info "perl_reload: completed in ${t1}s\n";
3098	};	4237	};
3099		4238
3100	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3101		4240
3102	sub reload_perl() {	4241	sub reload_perl() {
3103	# doing reload synchronously and two reloads happen back-to-back,	4242	# doing reload synchronously and two reloads happen back-to-back,
3104	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3105		4244
3106	$RELOAD_WATCHER ||= Event->timer (	4245	$RELOAD_WATCHER ||= cf::async {
3107	reentrant => 0,	4246	Coro::AIO::aio_wait cache_extensions;
3108	after => 0,	4247
3109	data => WF_AUTOCANCEL,	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3110	cb => sub {
3111	do_reload_perl;	4249	do_reload_perl;
3112	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
3113	},	4251	};
3114	);	4252	};
3115	}	4253	}
3116		4254
3117	register_command "reload" => sub {	4255	register_command "reload" => sub {
3118	my ($who, $arg) = @_;	4256	my ($who, $arg) = @_;
3119		4257
3120	if ($who->flag (FLAG_WIZ)) {	4258	if ($who->flag (FLAG_WIZ)) {
3121	$who->message ("reloading server.");	4259	$who->message ("reloading server.");
		4260	async {
		4261	$Coro::current->{desc} = "perl_reload";
3122	async { reload_perl };	4262	reload_perl;
		4263	};
3123	}	4264	}
3124	};	4265	};
3125		4266
3126	unshift @INC, $LIBDIR;	4267	#############################################################################
3127		4268
3128	my $bug_warning = 0;	4269	my $bug_warning = 0;
3129		4270
3130	our @WAIT_FOR_TICK;
3131	our @WAIT_FOR_TICK_BEGIN;
3132
3133	sub wait_for_tick {	4271	sub wait_for_tick() {
3134	return unless $TICK_WATCHER->is_active;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3135	return if $Coro::current == $Coro::main;
3136		4273
3137	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3138	push @WAIT_FOR_TICK, $signal;
3139	$signal->wait;
3140	}	4275	}
3141		4276
3142	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3143	return unless $TICK_WATCHER->is_active;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3144	return if $Coro::current == $Coro::main;
3145		4279
3146	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3147	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3148	$signal->wait;	4282	$signal->wait;
3149	}	4283	}
3150		4284
3151	my $min = 1e6;#d#	4285	sub tick {
3152	my $avg = 10;
3153	$TICK_WATCHER = Event->timer (
3154	reentrant => 0,
3155	parked => 1,
3156	prio => 0,
3157	at => $NEXT_TICK || $TICK,
3158	data => WF_AUTOCANCEL,
3159	cb => sub {
3160	if ($Coro::current != $Coro::main) {	4286	if ($Coro::current != $Coro::main) {
3161	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3162	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3163	return;	4289	return;
3164	}	4290	}
3165		4291
3166	$NOW = $tick_start = Event::time;	4292	cf::one_tick; # one server iteration
3167		4293
3168	cf::server_tick; # one server iteration	4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3169		4295
3170	0 && sync_job {#d#	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3171	for(1..10) {	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3172	my $t = Event::time;	4298	Coro::async_pool {
3173	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4299	$Coro::current->{desc} = "runtime saver";
3174	or die;	4300	write_runtime_sync
3175		4301	or error "ERROR: unable to write runtime file: $!";
3176	$map->width (50);
3177	$map->height (50);
3178	$map->alloc;
3179	$map->_load_objects ("/tmp/x.map", 1);
3180	my $t = Event::time - $t;
3181
3182	#next unless $t < 0.0013;#d#
3183	if ($t < $min) {
3184	$min = $t;
3185	}
3186	$avg = $avg * 0.99 + $t * 0.01;
3187	}
3188	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3189	exit 0;
3190	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3191	};	4302	};
		4303	}
3192		4304
3193	$RUNTIME += $TICK;
3194	$NEXT_TICK += $TICK;
3195
3196	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3197	$NEXT_RUNTIME_WRITE = $NOW + 10;
3198	Coro::async_pool {
3199	write_runtime
3200	or warn "ERROR: unable to write runtime file: $!";
3201	};
3202	}
3203
3204	# my $AFTER = Event::time;
3205	# warn $AFTER - $NOW;#d#
3206
3207	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3208	$sig->send;	4306	$sig->send;
3209	}	4307	}
3210	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3211	$sig->send;
3212	}
3213		4309
3214	$NOW = Event::time;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3215
3216	# if we are delayed by four ticks or more, skip them all
3217	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3218
3219	$TICK_WATCHER->at ($NEXT_TICK);
3220	$TICK_WATCHER->start;
3221
3222	$LOAD = ($NOW - $tick_start) / $TICK;
3223	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3224		4312
3225	_post_tick;	4313	if (0) {
3226		4314	if ($NEXT_TICK) {
3227		4315	my $jitter = $TICK_START - $NEXT_TICK;
		4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4317	debug "jitter $JITTER\n";#d#
		4318	}
3228	},	4319	}
3229	);	4320	}
3230		4321
3231	{	4322	{
3232	BDB::max_poll_time $TICK * 0.1;	4323	# configure BDB
3233	$BDB_POLL_WATCHER = Event->io (	4324	info "initialising database";
3234	reentrant => 0,	4325
3235	fd => BDB::poll_fileno,
3236	poll => 'r',
3237	prio => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => \&BDB::poll_cb,
3240	);
3241	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3242		4327	BDB::max_poll_reqs $TICK * 0.1;
3243	BDB::set_sync_prepare {	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3244	my $status;
3245	my $current = $Coro::current;
3246	(
3247	sub {
3248	$status = $!;
3249	$current->ready; undef $current;
3250	},
3251	sub {
3252	Coro::schedule while defined $current;
3253	$! = $status;
3254	},
3255	)
3256	};
3257		4329
3258	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3259	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
		4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4333	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4334	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4335	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4336	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3260		4337
3261	cf::sync_job {	4338	cf::sync_job {
3262	eval {	4339	eval {
3263	BDB::db_env_open	4340	BDB::db_env_open
3264	$DB_ENV,	4341	$DB_ENV,
…		…
3266	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4343	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3267	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4344	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3268	0666;	4345	0666;
3269		4346
3270	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4347	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3271
3272	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3273	$DB_ENV->set_lk_detect;
3274	};	4348	};
3275		4349
3276	cf::cleanup "db_env_open(db): $@" if $@;	4350	cf::cleanup "db_env_open(db): $@" if $@;
3277	};	4351	};
3278	}	4352	}
		4353
		4354	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4355	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4356	};
		4357	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4359	};
		4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4362	};
		4363
		4364	info "database initialised";
3279	}	4365	}
3280		4366
3281	{	4367	{
		4368	# configure IO::AIO
		4369
		4370	info "initialising aio";
3282	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3283
3284	undef $Coro::AIO::WATCHER;
3285	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3286	$AIO_POLL_WATCHER = Event->io (	4373	undef $AnyEvent::AIO::WATCHER;
3287	reentrant => 0,	4374	info "aio initialised";
3288	data => WF_AUTOCANCEL,
3289	fd => IO::AIO::poll_fileno,
3290	poll => 'r',
3291	prio => 6,
3292	cb => \&IO::AIO::poll_cb,
3293	);
3294	}	4375	}
3295		4376
3296	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3297		4379
3298	sub _log_backtrace {	4380	sub _log_backtrace {
3299	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3300		4382
3301	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3302		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3303	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3304	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3305	++$_log_backtrace;	4391	++$_log_backtrace;
		4392	my $perl_bt = Carp::longmess $msg;
3306	async {	4393	async {
		4394	$Coro::current->{desc} = "abt $msg";
		4395
3307	my @bt = fork_call {	4396	my @bt = fork_call {
3308	@addr = map { sprintf "%x", $_ } @addr;	4397	@addr = map { sprintf "%x", $_ } @addr;
3309	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4398	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3310	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4399	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3311	or die "addr2line: $!";	4400	or die "addr2line: $!";
…		…
3319	}	4408	}
3320		4409
3321	@funcs	4410	@funcs
3322	};	4411	};
3323		4412
3324	LOG llevInfo, "[ABT] $msg\n";	4413	LOG llevInfo, "[ABT] $perl_bt\n";
		4414	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3325	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3326	--$_log_backtrace;	4416	--$_log_backtrace;
3327	};	4417	};
3328	} else {	4418	} else {
3329	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3330	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3331	}	4421	}
3332	}	4422	}
3333		4423
3334	# load additional modules	4424	# load additional modules
3335	use cf::pod;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3336		4427
3337	END { cf::emergency_save }	4428	END { cf::emergency_save }
3338		4429
3339	1	4430	1
3340		4431

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