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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.339 by root, Fri Aug 24 00:26:10 2007 UTC vs.
Revision 1.602 by root, Sun Nov 11 18:21:21 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 3.64 ();	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;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	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;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	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;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	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;
81	our $NOW;	144	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		145
84	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
95		149
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		152
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
102		165
103	binmode STDOUT;	166	binmode STDOUT;
104	binmode STDERR;	167	binmode STDERR;
105		168
106	# read virtual server time, if available	169	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
111	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
112		177
113	mkdir $_	178	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		180
116	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
117		182
118	sub cf::map::normalise;	183	sub cf::map::normalise;
119		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
120	#############################################################################	189	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
123		203
124	=over 4	204	=over 4
125		205
126	=item $cf::UPTIME	206	=item $cf::UPTIME
127		207
128	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.
129		224
130	=item $cf::RUNTIME	225	=item $cf::RUNTIME
131		226
132	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
133	every server tick.	228	every server tick.
134		229
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		233
139	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
142	database environment.	237	database environment.
143		238
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	239	=item $cf::LOADAVG
153		240
154	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
159		246
160	The raw value load value from the last tick.	247	The raw value load value from the last tick.
161		248
162	=item %cf::CFG	249	=item %cf::CFG
163		250
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	252	from wherever your confdir points to.
166		253
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		255
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
170	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
172		277
173	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
174		279
175	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	282	that call.
178		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
179	=back	290	=back
180		291
181	=cut	292	=cut
182		293
183	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	301	my $msg = join "", @_;
186		302
187	$msg .= "\n"	303	$msg .= "\n"
188	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
189		305
190	$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;
191		307
192	utf8::encode $msg;
193	LOG llevError, $msg;	308	LOG llevWarn, $msg;
194	};	309	};
195	}	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	};
196		324
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	335	for my $pkg (qw(
208	cf::global cf::attachable	336	cf::global cf::attachable
209	cf::object cf::object::player	337	cf::object cf::object::player
210	cf::client cf::player	338	cf::client cf::player
211	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
212	cf::map cf::party cf::region	341	cf::party cf::region
213	)) {	342	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	344	}
217		345
218	$Event::DIED = sub {	346	$EV::DIED = sub {
219	warn "error in event callback: @_";	347	warn "error in event callback: $@";
220	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
221		354
222	#############################################################################	355	#############################################################################
223		356
224	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
225		358
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	380	$d
248	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
249	}	382	}
250		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
251	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
252		437
253	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
254		439
255	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
256		441
257	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
258		443
259	=cut	444	=cut
260		445
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		447
263	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		512
266	=item cf::lock_wait $string	513	=item cf::lock_wait $string
267		514
268	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
269		516
270	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
271		518
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
275	returned.	522	returned.
276		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
277	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
278	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
279		529
280	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
281		531
282	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.
283		533
284	=cut	534	=cut
285		535
286	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
287		537
288	sub lock_wait($) {	538	sub lock_wait($) {
289	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	540	}
297		541
298	sub lock_acquire($) {	542	sub lock_acquire($) {
299	my ($key) = @_;	543	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	544	}
311		545
312	sub lock_active($) {	546	sub lock_active($) {
313	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	548	}
317		549
318	sub freeze_mainloop {	550	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
320		552
321	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	554	}
323	};	555
324	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
325	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
326	}	569	}
327		570
328	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
329		572
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
332	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
333		580
334	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
335	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
336		583
337	Useful for short background jobs.	584	Useful for short background jobs.
338		585
339	=cut	586	=cut
340		587
341	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
343		591
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
346	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
347		598
348	while () {	599	while () {
349	next_job:	600	next_job:
		601
350	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	603
352	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	608	$job->[2]->send;
356	Coro::cede;	609	Coro::cede;
357	goto next_job;	610	goto next_job;
358	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	613	}
360	}	614	}
361		615
362	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
365	$signal->wait;
366	} else {	619	} else {
		620	$busy = 0;
367	Coro::schedule;	621	Coro::schedule;
368	}	622	}
369	}	623	}
370	};	624	};
371		625
372	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
373	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
374		630
375	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
376	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
377		634
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
391		648
392	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
393		650
394	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
395		652
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	656	acceptable.
400		657
401	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
402	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
…		…
406	=cut	663	=cut
407		664
408	sub sync_job(&) {	665	sub sync_job(&) {
409	my ($job) = @_;	666	my ($job) = @_;
410		667
411	if ($Coro::current == $Coro::main) {	668	if (in_main) {
412	my $time = Event::time;	669	my $time = AE::time;
413		670
414	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
416		673
417	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	675
419	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
420		677
421	my $busy = 1;	678	my $busy = 1;
422	my @res;	679	my @res;
423		680
424	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	683	@res = eval { $job->() };
426	warn $@ if $@;	684	error $@ if $@;
427	undef $busy;	685	undef $busy;
428	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
429		687
430	while ($busy) {	688	while ($busy) {
431	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
432	}	693	}
		694	}
433		695
434	$time = Event::time - $time;	696	my $time = AE::time - $time;
435		697
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
440		699
441	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
442	} else {	701	} else {
443	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
444		703
…		…
464	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
465		724
466	$coro	725	$coro
467	}	726	}
468		727
469	=item fork_call { }, $args	728	=item fork_call { }, @args
470		729
471	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
472	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
475		734
476	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
477		740
478	sub fork_call(&@) {	741	sub fork_call(&@) {
479	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
480		743
481	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
484		747
485	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
486	reset_signals;	749	cf::post_fork;
487	&$cb	750	&$cb
488	}, @args;	751	} @args;
489		752
490	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		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
491	}	792	}
492		793
493	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
494		795
495	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
498		799
499	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
500	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).
501		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
502	=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	}
503		829
504	our $DB;	830	our $DB;
505		831
506	sub db_init {	832	sub db_init {
507	unless ($DB) {	833	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	834	}
522		835
523	sub db_get($$) {	836	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
525		838
526	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
527	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
528		843
529	$! ? ()	844	$! ? ()
530	: $data	845	: $data
531	}
532	}	846	}
533		847
534	sub db_put($$$) {	848	sub db_put($$$) {
535	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		878
565	my @data;	879	my @data;
566	my $md5;	880	my $md5;
567		881
568	for (0 .. $#$src) {	882	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	884	}
572		885
573	# if processing is expensive, check	886	# if processing is expensive, check
574	# checksum first	887	# checksum first
575	if (1) {	888	if (1) {
576	$md5 =	889	$md5 =
577	join "\x00",	890	join "\x00",
578	$processversion,	891	$processversion,
579	map {	892	map {
580	Coro::cede;	893	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	895	} 0.. $#$src;
583		896
584		897
585	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
588		901
589	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
590	}	903	}
591	}	904	}
592		905
593	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
594	my $data = $process->(\@data);	907	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
596		909
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		911
599	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
602		915
…		…
612		925
613	=cut	926	=cut
614		927
615	sub datalog($@) {	928	sub datalog($@) {
616	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	931	}
619		932
620	=back	933	=back
621		934
622	=cut	935	=cut
623		936
624	#############################################################################	937	#############################################################################
625		938
626	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
627		940
628	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
629	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")
630	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
631		944
632	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>
633	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
634	Crossfire TRT).	947	Deliantra).
635		948
636	=over 4	949	=over 4
637		950
638	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
639		952
…		…
683	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
684		997
685	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
686	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
687		1000
688	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		1003
691	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
692		1005
693	=over 4	1006	=over 4
…		…
817		1130
818	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1133
821	} elsif (ref $type) {	1134	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
823		1136
824	} else {	1137	} else {
825	shift @arg;	1138	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
827	}	1140	}
828	}	1141	}
829	}	1142	}
830		1143
831	sub _object_attach {	1144	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
842	}	1155	}
843		1156
844	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
845	} else {	1158	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1160	}
848		1161
849	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
850	}	1163	}
851		1164
…		…
910		1223
911	for (@$callbacks) {	1224	for (@$callbacks) {
912	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
913		1226
914	if ($@) {	1227	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1229	override;
918	}	1230	}
919		1231
920	return 1 if $override;	1232	return 1 if $override;
921	}	1233	}
922		1234
923	0	1235	0
924	}	1236	}
925		1237
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1239
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1241
930	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
931		1243
…		…
937		1249
938	=cut	1250	=cut
939		1251
940	#############################################################################	1252	#############################################################################
941	# object support	1253	# object support
942	#
943		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#
944	sub _can_merge {	1288	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
946		1290
947	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1292
951	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
952	}	1295	}
953		1296
954	sub reattach {	1297	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1299	my ($obj) = @_;
957		1300
		1301	# no longer needed after getting rid of delete_package?
958	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
959		1303
960	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
961		1305
962	@$registry = ();	1306	@$registry = ();
963		1307
…		…
968	for (@$attach) {	1312	for (@$attach) {
969	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
971	}	1315	}
972	} else {	1316	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1318	}
975	}	1319	}
976	}	1320	}
977		1321
978	cf::attachable->attach (	1322	cf::attachable->attach (
979	prio => -1000000,	1323	prio => -1000000,
980	on_instantiate => sub {	1324	on_instantiate => sub {
981	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
982		1326
983	$data = from_json $data;	1327	$data = decode_json $data;
984		1328
985	for (@$data) {	1329	for (@$data) {
986	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
987		1331
988	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1348	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1006		1350
1007	sync_job {	1351	sync_job {
1008	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1011		1357
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1365	aio_close $fh;
1017		1366
1018	if (@$objs) {	1367	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1376	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1378	}
1027	} else {	1379	} else {
1028	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1029	}	1381	}
1030		1382
1031	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1387	} else {
1033	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1034	}	1389	}
1035	} else {	1390	} else {
1036	aio_unlink $filename;	1391	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1038	}	1393	}
1039	}	1394	};
1040	}	1395	}
1041		1396
1042	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1044		1399
…		…
1056	or return;	1411	or return;
1057		1412
1058	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1415	or return;
		1416
1061	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1062	}	1419	}
1063		1420
		1421	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1066	return ($data, $av);	1426	($data, $av)
1067	}	1427	}
1068		1428
1069	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1070		1430
1071	=over 4	1431	=over 4
…		…
1073	=cut	1433	=cut
1074		1434
1075	#############################################################################	1435	#############################################################################
1076	# command handling &c	1436	# command handling &c
1077		1437
1078	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1079		1439
1080	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
1081	$name.	1441	$name.
1082		1442
1083	=cut	1443	=cut
…		…
1089	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1090		1450
1091	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1092	}	1452	}
1093		1453
1094	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1095		1455
1096	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1097	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
1098	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
1099	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
1100	has logged in successfully.	1460	has logged in successfully.
1101		1461
1102	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1103	called.
1104		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
1105	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1106		1470
1107	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1108	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
1109	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
1110	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
1111	log-in.	1475	log-in.
1112		1476
1113	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1114	called.
1115		1478
1116	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1117		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
1118	sub register_extcmd {	1486	sub register_extcmd($$) {
1119	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1120		1488
1121	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1122	}	1490	}
1123		1491
1124	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1125	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1126		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1127	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1128	}	1502	}
1129		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1130	cf::player->attach (	1512	cf::player->attach (
1131	on_command => sub {	1513	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1133		1515
1134	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1135	or return;	1517	or return;
1136		1518
…		…
1144	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1145		1527
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1529
1148	if (ref $msg) {	1530	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1150	"ARRAY" eq ref $msg
1151	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1532
1154	my @reply;
1155
1156	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		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}) {
1157	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1158	}	1551	}
1159		1552
1160	$pl->ext_reply ($reply, @reply)
1161	if $reply;
1162
1163	} else {	1553	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1555	}
1166		1556
1167	cf::override;	1557	cf::override;
1168	},	1558	},
1169	);	1559	);
1170		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
1171	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1172	cf::sync_job {	1590	cf::sync_job {
1173	my %todo;	1591	my %todo;
1174		1592
1175	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1594	next unless -r $path;
…		…
1194		1612
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1615
1198	$ext{source} =	1616	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1201	. $source	1619	. $source
1202	. "\n};\n1";	1620	. "\n};\n1";
1203		1621
1204	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1205	}	1623	}
1206		1624
		1625	my $pass = 0;
1207	my %done;	1626	my %done;
1208	while (%todo) {	1627	while (%todo) {
1209	my $progress;	1628	my $progress;
1210		1629
		1630	++$pass;
		1631
		1632	ext:
1211	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1635	next ext
1214	unless exists $done{$_};	1636	unless exists $done{$_};
1215	}	1637	}
1216		1638
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1640
1219	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 $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1224	warn $msg;	1657
1225	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1659	delete $todo{$k};
1227	}	1660	} else {
1228		1661	$done{$k} = delete $todo{$k};
1229	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1230	}	1667	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1668	}
1236		1669
1237	skip:	1670	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	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	}
1240	}	1680	}
1241	};	1681	};
1242	}	1682	}
1243		1683
1244	#############################################################################	1684	#############################################################################
1245		1685
1246	=back	1686	=back
1247		1687
1248	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1249		1689
1250	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1251		1691
1252	=cut	1692	=cut
1253		1693
1254	package cf::player;	1694	package cf::player;
1255		1695
1256	use Coro::AIO;	1696	use Coro::AIO;
1257		1697
1258	=head3 cf::player	1698	=head3 cf::player
1259		1699
1260	=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	}
1261		1715
1262	=item cf::player::find $login	1716	=item cf::player::find $login
1263		1717
1264	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1265		1719
…		…
1284		1738
1285	sub exists($) {	1739	sub exists($) {
1286	my ($login) = @_;	1740	my ($login) = @_;
1287		1741
1288	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1290	}	1744	}
1291		1745
1292	sub find($) {	1746	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1748	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1759
1306	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1307	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;
1308	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1309	}	1769	}
1310	}	1770	}
1311	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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	);
1312		1785
1313	sub save($) {	1786	sub save($) {
1314	my ($pl) = @_;	1787	my ($pl) = @_;
1315		1788
1316	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1322		1795
1323	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1325		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
1326	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1327	Coro::cede;	1805	cf::cede_to_tick;
1328	}	1806	}
1329		1807
1330	sub new($) {	1808	sub new($) {
1331	my ($login) = @_;	1809	my ($login) = @_;
1332		1810
…		…
1361	my ($pl) = @_;	1839	my ($pl) = @_;
1362		1840
1363	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1364		1842
1365	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1366	$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
1367		1845
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1369	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1371	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1372		1854
1373	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1375	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1410	or return [];	1892	or return [];
1411		1893
1412	my @logins;	1894	my @logins;
1413		1895
1414	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") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1418		1906
1419	utf8::decode $login;	1907	utf8::decode $login;
1420	push @logins, $login;	1908	push @logins, $login;
1421	}	1909	}
1422		1910
1423	\@logins	1911	\@logins
1424	}	1912	}
1425		1913
1426	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1427		1917
1428	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1429	player. May block.	1919	player. May block.
1430		1920
1431	=cut	1921	=cut
…		…
1449	}	1939	}
1450		1940
1451	\@paths	1941	\@paths
1452	}	1942	}
1453		1943
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1945
1456	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503
1504	=item $player->ext_reply ($msgid, @msg)
1505
1506	Sends an ext reply to the player.
1507
1508	=cut
1509
1510	sub ext_reply($$@) {
1511	my ($self, $id, @msg) = @_;
1512
1513	$self->ns->ext_reply ($id, @msg)
1514	}
1515		1947
1516	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1517		1949
1518	Sends an ext event to the client.	1950	Sends an ext event to the client.
1519		1951
…		…
1539		1971
1540	=cut	1972	=cut
1541		1973
1542	sub find_by_path($) {	1974	sub find_by_path($) {
1543	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1544		1978
1545	my ($match, $specificity);	1979	my ($match, $specificity);
1546		1980
1547	for my $region (list) {	1981	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1576		2010
1577	sub generate_random_map {	2011	sub generate_random_map {
1578	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1579	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1580	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1588	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1589	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1590	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1591	(cf::region::find $rmp->{region}), $rmp->{custom}
1592	)
1593	}	2017	}
1594		2018
1595	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1596		2020
1597	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
…		…
1602		2026
1603	sub register {	2027	sub register {
1604	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	2029	my $pkg = caller;
1606		2030
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		2032
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	2034	}
1612		2035
1613	# also paths starting with '/'	2036	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		2038
1616	sub thawer_merge {	2039	sub thawer_merge {
1617	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1618		2041
1619	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1624	}	2047	}
1625		2048
1626	sub normalise {	2049	sub normalise {
1627	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1628		2051
1629	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1630		2053
1631	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1632		2055
1633	# map plan:	2056	# map plan:
1634	#	2057	#
…		…
1649	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1650	$path = "$base/$path";	2073	$path = "$base/$path";
1651	}	2074	}
1652		2075
1653	for ($path) {	2076	for ($path) {
1654	redo if s{//}{/};
1655	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1656	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1657	}	2079	}
1658		2080
1659	$path	2081	$path
…		…
1673	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1674	return $self;	2096	return $self;
1675	}	2097	}
1676	}	2098	}
1677		2099
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	2101	()
1680	}	2102	}
1681		2103
		2104	# may re-bless or do other evil things
1682	sub init {	2105	sub init {
1683	my ($self) = @_;	2106	my ($self) = @_;
1684		2107
1685	$self	2108	$self
1686	}	2109	}
…		…
1705		2128
1706	# the temporary/swap location	2129	# the temporary/swap location
1707	sub save_path {	2130	sub save_path {
1708	my ($self) = @_;	2131	my ($self) = @_;
1709		2132
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1712	}	2135	}
1713		2136
1714	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1715	sub uniq_path {	2138	sub uniq_path {
1716	my ($self) = @_;	2139	my ($self) = @_;
1717		2140
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	2143	}
1730		2144
1731	sub decay_objects {	2145	sub decay_objects {
1732	my ($self) = @_;	2146	my ($self) = @_;
1733		2147
…		…
1746		2160
1747	sub load_header_from($) {	2161	sub load_header_from($) {
1748	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1749		2163
1750	utf8::encode $path;	2164	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2166	or return;
1756		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1757	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1758		2175
1759	1	2176	1
1760	}	2177	}
1761		2178
		2179	# used to laod the header of an original map
1762	sub load_header_orig {	2180	sub load_header_orig {
1763	my ($self) = @_;	2181	my ($self) = @_;
1764		2182
1765	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1766	}	2184	}
1767		2185
		2186	# used to laod the header of an instantiated map
1768	sub load_header_temp {	2187	sub load_header_temp {
1769	my ($self) = @_;	2188	my ($self) = @_;
1770		2189
1771	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1772	}	2191	}
1773		2192
		2193	# called after loading the header from an instantiated map
1774	sub prepare_temp {	2194	sub prepare_temp {
1775	my ($self) = @_;	2195	my ($self) = @_;
1776		2196
1777	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1778	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1779	# safety	2199	# safety
1780	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1781	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1782	}	2202	}
1783		2203
		2204	# called after loading the header from an original map
1784	sub prepare_orig {	2205	sub prepare_orig {
1785	my ($self) = @_;	2206	my ($self) = @_;
1786		2207
1787	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1788	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1812		2233
1813	sub find;	2234	sub find;
1814	sub find {	2235	sub find {
1815	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1816		2237
		2238	cf::cede_to_tick;
		2239
1817	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1818		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2244
1821	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1824	or return;	2247	or return;
1825		2248
1826	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1827		2250
…		…
1829	or return;	2252	or return;
1830		2253
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1834	$map->reset;	2259	$map->reset;
1835	undef $guard;
1836	return find $path;	2260	return find $path;
1837	}	2261	}
1838		2262
1839	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1840	}	2264	}
1841	}	2265	}
1842		2266
1843	sub pre_load { }	2267	sub pre_load { }
1844	sub post_load { }	2268	#sub post_load { } # XS
1845		2269
1846	sub load {	2270	sub load {
1847	my ($self) = @_;	2271	my ($self) = @_;
1848		2272
1849	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1850		2274
1851	my $path = $self->{path};	2275	my $path = $self->{path};
1852		2276
1853	{	2277	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1855		2279
		2280	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1857
1858	$self->in_memory (cf::MAP_LOADING);
1859		2282
1860	$self->alloc;	2283	$self->alloc;
1861		2284
1862	$self->pre_load;	2285	$self->pre_load;
1863	Coro::cede;	2286	cf::cede_to_tick;
1864		2287
1865	$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)
1866	or return;	2292	or return;
1867		2293
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1869	if delete $self->{load_original};	2295	if delete $self->{load_original};
1870		2296
1871	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2298	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2301	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1876	}	2306	}
1877	}
1878		2307
1879	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;
1880	# now do the right thing for maps	2317	# now do the right thing for maps
1881	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2320	unless $self->difficulty;
1884	Coro::cede;	2321	cf::cede_to_tick;
1885		2322
1886	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2324	$self->decay_objects;
1888	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1889	$self->update_buttons;	2326	$self->update_buttons;
1890	Coro::cede;	2327	cf::cede_to_tick;
1891	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1892	Coro::cede;
1893	$self->activate;
1894	}	2329	}
1895		2330
1896	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1898
1899	$self->in_memory (cf::MAP_IN_MEMORY);
1900	}	2333	}
1901		2334
1902	$self->post_load;	2335	$self->post_load;
1903	}
1904		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
1905	sub customise_for {	2343	sub customise_for {
1906	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1907		2345
1908	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2347	if $self->per_player;
…		…
1912	# if $self->per_party;	2350	# if $self->per_party;
1913		2351
1914	$self	2352	$self
1915	}	2353	}
1916		2354
1917	# find and load all maps in the 3x3 area around a map
1918	sub load_neighbours {
1919	my ($map) = @_;
1920
1921	my @neigh; # diagonal neighbours
1922
1923	for (0 .. 3) {
1924	my $neigh = $map->tile_path ($_)
1925	or next;
1926	$neigh = find $neigh, $map
1927	or next;
1928	$neigh->load;
1929
1930	push @neigh,
1931	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1932	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1933	}
1934
1935	for (grep defined $_->[0], @neigh) {
1936	my ($path, $origin) = @$_;
1937	my $neigh = find $path, $origin
1938	or next;
1939	$neigh->load;
1940	}
1941	}
1942
1943	sub find_sync {	2355	sub find_sync {
1944	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1945		2357
1946	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
1947	}	2363	}
1948		2364
1949	sub do_load_sync {	2365	sub do_load_sync {
1950	my ($map) = @_;	2366	my ($map) = @_;
1951		2367
		2368	# it's a bug to call this from the main context
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current != $Coro::main;	2370	if $Coro::current == $Coro::main;
1954		2371
1955	cf::sync_job { $map->load };	2372	$map->load;
1956	}	2373	}
1957		2374
1958	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1960		2377
1961	sub find_async {	2378	sub find_async {
1962	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
1963		2380
1964	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1965		2382
1966	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1968	}	2385	}
1969		2386
1970	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
1971		2388
1972	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1973	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2394	if (my $map = find $k) {
1976	$map->load if $v;	2395	$map->load if $v;
1977	}	2396	}
…		…
1984	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1985		2404
1986	()	2405	()
1987	}	2406	}
1988		2407
		2408	# common code, used by both ->save and ->swapout
1989	sub save {	2409	sub _save {
1990	my ($self) = @_;	2410	my ($self) = @_;
1991
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;
1993		2411
1994	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1995		2413
1996	return unless $self->dirty;	2414	return unless $self->dirty;
1997		2415
…		…
2003	return if $self->{deny_save};	2421	return if $self->{deny_save};
2004		2422
2005	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2006		2424
2007	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2009	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2010		2431
2011	if ($uniq) {	2432	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2435	} else {
2015	$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);
2016	}	2437	}
2017	}	2438	}
2018		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2019	sub swap_out {	2448	sub swap_out {
2020	my ($self) = @_;	2449	my ($self) = @_;
2021		2450
2022	# save first because save cedes
2023	$self->save;
2024
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2027	return if $self->players;	2455	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;
2029	return if $self->{deny_save};
2030		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
2031	$self->clear;	2466	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2467	}
2034		2468
2035	sub reset_at {	2469	sub reset_at {
2036	my ($self) = @_;	2470	my ($self) = @_;
2037		2471
…		…
2055		2489
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2491
2058	return if $self->players;	2492	return if $self->players;
2059		2493
2060	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
2061		2495
2062	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2063		2497
2064	# need to save uniques path	2498	# need to save uniques path
2065	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2066	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2067		2501
…		…
2069	if $uniq;	2503	if $uniq;
2070	}	2504	}
2071		2505
2072	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2073		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2510	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2511
2078	$self->unlink_save;	2512	$self->unlink_save;
2079	$self->destroy;	2513	$self->destroy;
2080	}	2514	}
2081		2515
2082	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2083		2517
2084	sub nuke {	2518	sub nuke {
2085	my ($self) = @_;	2519	my ($self) = @_;
2086		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2087	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2088		2525
2089	$self->unlink_save;	2526	$self->unlink_save;
2090		2527
2091	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2092	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2533
2097	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2098		2536
2099	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2100	}	2538	}
2101		2539
2102	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2144		2582
2145	sub unique_maps() {	2583	sub unique_maps() {
2146	[	2584	[
2147	map {	2585	map {
2148	utf8::decode $_;	2586	utf8::decode $_;
2149	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2150	? normalise $_	2590	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2592	]
2154	}	2593	}
2155		2594
2156	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	}
2157		2626
2158	=back	2627	=back
2159		2628
2160	=head3 cf::object	2629	=head3 cf::object
2161		2630
…		…
2165		2634
2166	=over 4	2635	=over 4
2167		2636
2168	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2169		2638
2170	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.
2171		2641
2172	=cut	2642	=cut
2173		2643
2174	sub inv_recursive_;	2644	sub inv_recursive_;
2175	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2178		2648
2179	sub inv_recursive {	2649	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2181	}	2651	}
2182		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
2183	package cf;	2681	package cf;
2184		2682
2185	=back	2683	=back
2186		2684
2187	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2193	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>
2194	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
2195	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2196		2694
2197	=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	};
2198		2710
2199	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2712	# with dialog boxes.
2201	#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
2202	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2728
2217	} else {	2729	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2732	}
2221	}	2733	}
2222	}	2734	}
2223		2735
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2761
2250	=item $player_object->enter_link	2762	=item $player_object->enter_link
2251		2763
2252	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}>).
2253		2765
2254	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.
2255	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.
2256		2770
2257	Will never block.	2771	Will never block.
2258		2772
2259	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2260		2774
…		…
2280	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2281	my ($self) = @_;	2795	my ($self) = @_;
2282		2796
2283	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2284		2798
		2799	++$self->{_link_recursion};
		2800
2285	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2286		2802
2287	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2288	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2289		2805
2290	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2291	}	2807	}
2292		2808
2293	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2294	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2295		2811
…		…
2312	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2314		2830
2315	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2318		2834
2319	$map->load;	2835	$map->load;
2320	$map->load_neighbours;
2321		2836
2322	return unless $self->contr->active;	2837	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2838
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2327	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2328		2846
		2847	}
		2848
2329	=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)]])
2330		2850
2331	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
2332	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2333	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
2334	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
2335	be called at the end of this process.	2855	be called at the end of this process.
2336		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
2337	=cut	2860	=cut
2338		2861
2339	our $GOTOGEN;	2862	our $GOTOGEN;
2340		2863
2341	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2342	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2343		2866
		2867	if ($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
2344	# 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
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2875
2347	$self->enter_link;	2876	$self->enter_link;
2348		2877
2349	(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
2350	my $map = eval {	2900	my $map = eval {
2351	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2352		2902
2353	if ($map) {	2903	if ($map) {
2354	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2356	} else {	2906	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2908	}
2359		2909
2360	$map	2910	$map
2361	};	2911	};
2362		2912
…		…
2368	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2369	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2370	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2371	}	2921	}
2372		2922
2373	$done->() if $done;	2923	$done->($self) if $done;
2374	})->prio (1);	2924	})->prio (1);
2375	}	2925	}
2376		2926
2377	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2378		2928
…		…
2398	}	2948	}
2399		2949
2400	sub prepare_random_map {	2950	sub prepare_random_map {
2401	my ($exit) = @_;	2951	my ($exit) = @_;
2402		2952
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2955	# that depends on the exit object
2408		2956
2409	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2959	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2416	}	2966	}
2417		2967
2418	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2419		2969
2420	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2423		2973
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2976	undef $fh;
2427	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2428		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2431	}	2985	}
2432	}	2986	}
2433		2987
2434	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2436		2990
2437	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2438		2992
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2993	$self->enter_link;
2451		2994
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2995	(async {
2457	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2458	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
2459	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2460		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
2461	1;	3034	1
2462	}) {	3035	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "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. "
2465	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2467		3040
2468	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2469	$self->leave_link;	3042	$self->leave_link;
2470	}	3043	}
2471	})->prio (1);	3044	})->prio (1);
2472	}	3045	}
2473		3046
…		…
2485	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2487		3060
2488	utf8::encode $text;	3061	utf8::encode $text;
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2490	}	3088	}
2491		3089
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		3091
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2498		3096
2499	=cut	3097	=cut
2500		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" => $CHAT_CHANNEL,
		3211	);
		3212
2501	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2503		3215
2504	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2505		3218
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2508	if (ref $channel) {	3228	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	3232	$self->ext_msg (channel_info => $channel);
2513	}	3233	}
…		…
2515	$channel = $channel->{id};	3235	$channel = $channel->{id};
2516	}	3236	}
2517		3237
2518	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2519		3239
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3240	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2524		3243
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3247	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		3248
2539	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	3250	}
2553		3251
2554	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2555		3253
2556	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2558	=cut	3256	=cut
2559		3257
2560	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2562		3260
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}
2571	}
2572
2573	=item $client->ext_reply ($msgid, @msg)
2574
2575	Sends an ext reply to the client.
2576
2577	=cut
2578
2579	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;
2581
2582	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {
2585	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}
2589	}	3262	}
2590		3263
2591	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2592		3265
2593	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2648	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2649		3322
2650	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2651		3324
2652	if (ref $msg) {	3325	if (ref $msg) {
2653	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2654	"ARRAY" eq ref $msg
2655	? @$msg
2656	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2657		3327
2658	my @reply;
2659
2660	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		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}) {
2661	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2662	}	3346	}
2663
2664	$ns->ext_reply ($reply, @reply)
2665	if $reply;
2666
2667	} else {	3347	} else {
2668	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";
2669	}	3349	}
2670		3350
2671	cf::override;	3351	cf::override;
2672	},	3352	},
2673	);	3353	);
…		…
2693		3373
2694	$coro	3374	$coro
2695	}	3375	}
2696		3376
2697	cf::client->attach (	3377	cf::client->attach (
2698	on_destroy => sub {	3378	on_client_destroy => sub {
2699	my ($ns) = @_;	3379	my ($ns) = @_;
2700		3380
2701	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2702	},	3382	},
2703	);	3383	);
…		…
2719	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2720		3400
2721	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2722		3402
2723	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2724	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2725	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2726	sort time	3406	sort time
2727	));	3407	));
2728		3408
2729	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2731	=pod	3411	=pod
2732		3412
2733	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2734		3414
2735	cf::object	3415	cf::object
2736	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
2737	insert remove name archname title slaying race	3417	insert remove name archname title slaying race decrease split
		3418	value
2738		3419
2739	cf::object::player	3420	cf::object::player
2740	player	3421	player
2741		3422
2742	cf::player	3423	cf::player
…		…
2747		3428
2748	=cut	3429	=cut
2749		3430
2750	for (	3431	for (
2751	["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
2752	insert remove inv name archname title slaying race)],	3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2753	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2755	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2756	) {	3438	) {
2757	no strict 'refs';
2758	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2759	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2760	for @funs;	3441	for @funs;
2761	}	3442	}
2762		3443
…		…
2777		3458
2778	my $qcode = $code;	3459	my $qcode = $code;
2779	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2780	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2781		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2782	local $_;	3466	local $_;
2783	local @safe::cf::_safe_eval_args = values %vars;
2784		3467
2785	my $eval =	3468	my $eval =
2786	"do {\n"	3469	"do {\n"
2787	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2788	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2789	. $code	3472	. $code
2790	. "\n}"	3473	. "\n}"
2791	;	3474	;
2792		3475
		3476	if ($CFG{safe_eval}) {
2793	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2794	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2795	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	}
2796		3485
2797	if ($@) {	3486	if ($@) {
2798	warn "$@";	3487	warn "$@",
2799	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2800	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2801	}	3490	}
2802		3491
2803	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2804	}	3493	}
2805		3494
…		…
2819	=cut	3508	=cut
2820		3509
2821	sub register_script_function {	3510	sub register_script_function {
2822	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2823		3512
2824	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2825	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2826	}	3515	}
2827		3516
2828	=back	3517	=back
2829		3518
2830	=cut	3519	=cut
2831		3520
2832	#############################################################################	3521	#############################################################################
2833	# the server's init and main functions	3522	# the server's init and main functions
2834		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, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
2835	sub load_facedata($) {	3601	sub load_facedata($) {
2836	my ($path) = @_;	3602	my ($path) = @_;
2837		3603
2838	my $enc = JSON::XS->new->utf8->canonical;	3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3605
2840	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
2841		3607
2842	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
2843	0 < aio_load $path, $facedata
2844	or die "$path: $!";
2845
2846	$facedata = Coro::Storable::thaw $facedata;
2847		3609
2848	$facedata->{version} == 2	3610	$facedata->{version} == 2
2849	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2850		3612
2851	# patch in the exptable	3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2852	$facedata->{resource}{"res/exp_table"} = {	3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
2853	type => FT_RSRC,	3615
2854	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2855	};	3617
2856	cf::cede_to_tick;	3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
2857		3621
2858	{	3622	{
2859	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
2860		3624
2861	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3628
2863	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2866	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2867		3633	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2868	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
2869	}	3636	}
2870		3637
2871	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3639	next unless $info->{smooth};
		3640
2873	my $idx = cf::face::find $face	3641	my $idx = cf::face::find $face
2874	or next;	3642	or next;
		3643
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3647	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
2880	}	3649	}
2881
2882	cf::cede_to_tick;
2883	}	3650	}
2884	}	3651	}
2885		3652
2886	{	3653	{
2887	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
2888		3655
2889	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
2890	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
2891	cf::cede_to_tick;
2892	}	3658	}
2893		3659
2894	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
2895	}	3661	}
2896		3662
2897	{	3663	{
2898	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
2901		3665
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
		3667	if (defined (my $type = $info->{type})) {
		3668	# TODO: different hash - must free and use new index, or cache ixface data queue
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;
2907		3670
2908	if ($info->{type} & 1) {	3671	cf::face::set_type $idx, $type;
2909	# prepend meta info	3672	cf::face::set_csum $idx, 0, $info->{hash};
2910		3673	$cf::face::SIZE[0][$idx] = $info->{size};
2911	my $meta = $enc->encode ({	3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
2912	name => $name,	3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2913	%{ $info->{meta} || {} },	3676	$cf::face::HASH{$info->{hash}} = $idx;
2914	});
2915
2916	$data = pack "(w/a*)*", $meta, $info->{data};
2917	} else {	3677	} else {
2918	$data = $info->{data};	3678	# $RESOURCE{$name} = $info; # unused
2919	}	3679	}
2920
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;
2925	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}	3680	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3681	}
		3682
		3683	($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 $fh; # close old facedata
2945		3696
2946	1	3697	1
2947	}	3698	}
2948		3699
2949	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
…		…
2952	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3704	$ns->fx_want ($k, $v);
2954	}	3705	}
2955	};	3706	};
2956		3707
		3708	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
		3730	}
		3731
2957	sub reload_regions {	3732	sub reload_regions {
		3733	# HACK to clear player env face cache, we need some signal framework
		3734	# for this (global event?)
		3735	%ext::player_env::MUSIC_FACE_CACHE = ();
		3736
2958	load_resource_file "$MAPDIR/regions"	3737	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3738	or die "unable to load regions file\n";
2960		3739
2961	for (cf::region::list) {	3740	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3741	$_->{match} = qr/$_->{match}/
2963	if exists $_->{match};	3742	if exists $_->{match};
2964	}	3743	}
2965	}	3744	}
2966		3745
2967	sub reload_facedata {	3746	sub reload_facedata {
2968	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
2969	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
2970	}	3749	}
2971		3750
2972	sub reload_archetypes {	3751	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references	3754
2976	# this really needs to be done in an extra post-pass	3755	cf::face::set
2977	# (which needs to be synchronous, so solve it differently)	3756	"res/skill_info" => FT_RSRC,
2978	load_resource_file "$DATADIR/archetypes"	3757	JSON::XS->new->utf8->canonical->encode (
2979	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	);
2980	}	3766	}
2981		3767
2982	sub reload_treasures {	3768	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
2985	}	3771	}
2986		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
2987	sub reload_resources {	3793	sub reload_resources {
2988	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
2989		3795
		3796	reload_materials;
		3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
		3800	reload_archetypes;
2990	reload_regions;	3801	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3802	reload_treasures;
2995		3803
2996	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
2997	}	3805	}
2998		3806
2999	sub init {	3807	sub reload_config {
3000	reload_resources;	3808	trace "reloading config file...\n";
3001	}
3002		3809
3003	sub cfg_load {	3810	my $config = load_file "$CONFDIR/config";
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3811	utf8::decode $config;
3005	or return;	3812	*CFG = decode_yaml $config;
3006		3813
3007	local $/;
3008	*CFG = YAML::Syck::Load <$fh>;
3009
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3011		3815
3012	$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};
3013	$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};
3014		3818
3015	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3019	};	3823	};
3020	warn $@ if $@;	3824	warn $@ if $@;
3021	}	3825	}
3022	}	3826	}
3023		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
3024	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
3025	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3027	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#
3028	(async {	3869	(async {
3029	Event::one_event;	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3871	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3031	};	3873	};
3032		3874
3033	cfg_load;	3875	evthread_start IO::AIO::poll_fileno;
		3876
		3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
3034	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
3035	load_extensions;	3899	load_extensions;
3036		3900
3037	$TICK_WATCHER->start;	3901	utime time, time, $RUNTIMEFILE;
3038	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;
3039	}	3918	}
3040		3919
3041	#############################################################################	3920	#############################################################################
3042	# initialisation and cleanup	3921	# initialisation and cleanup
3043		3922
3044	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3045	BEGIN {	3924	BEGIN {
		3925	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3054	},
3055	);	3929	};
3056	}	3930	}
3057	}	3931	}
3058		3932
3059	sub write_runtime {	3933	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";	3934	my $t0 = AE::time;
3061		3935
3062	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3064		3938
3065	IO::AIO::aio_utime $runtime, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3066		3940
3067	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3068		3942
3069	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3070	or return;	3944	or return;
3071		3945
3072	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3073	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3074	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3084	aio_utime $fh, undef, undef;	3958	aio_utime $fh, undef, undef;
3085		3959
3086	close $fh	3960	close $fh
3087	or return;	3961	or return;
3088		3962
3089	aio_rename "$runtime~", $runtime	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3090	and return;	3964	and return;
3091		3965
3092	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3093		3967
3094	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 };
3095	}	4019	}
3096		4020
3097	sub emergency_save() {	4021	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3099		4023
3100	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;
3101		4030
3102	cf::sync_job {	4031	cf::sync_job {
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
3103	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3104	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3105	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	4037	info "emergency_perl_save: begin player save\n";
3107	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	4040	$pl->valid or next;
		4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	4042	$pl->save;
3111	}	4043	}
3112	warn "end emergency player save\n";	4044	info "emergency_perl_save: end player save\n";
3113		4045
3114	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";
3115	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3116	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3117	$map->valid or next;	4051	$map->valid or next;
3118	$map->save;	4052	$map->save;
3119	}	4053	}
3120	warn "end emergency map save\n";	4054	info "emergency_perl_save: end map save\n";
3121		4055
3122	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";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3124	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 $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3125	};	4084	};
3126		4085
3127	warn "leave emergency perl save\n";	4086	info "emergency_perl_save: leave\n";
3128	}	4087	}
3129		4088
3130	sub post_cleanup {	4089	sub post_cleanup {
3131	my ($make_core) = @_;	4090	my ($make_core) = @_;
3132		4091
		4092	IO::AIO::flush;
		4093
3133	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3134	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	}
3135	}	4124	}
3136		4125
3137	sub do_reload_perl() {	4126	sub do_reload_perl() {
3138	# can/must only be called in main	4127	# can/must only be called in main
3139	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3140	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3141	return;	4130	return;
3142	}	4131	}
3143		4132
3144	warn "reloading...";	4133	return if $RELOAD++;
3145		4134
3146	warn "entering sync_job";	4135	my $t1 = AE::time;
3147		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
3148	cf::sync_job {	4143	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark
3150	cf::emergency_save;	4144	#cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark
3152		4145
3153	warn "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;
3155
3156	# if anything goes wrong in here, we should simply crash as we already saved
3157
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162
3163	warn "flushing outstanding aio requests";
3164	for (;;) {
3165	BDB::flush;
3166	IO::AIO::flush;
3167	Coro::cede;
3168	last unless IO::AIO::nreqs || BDB::nreqs;
3169	warn "iterate...";
3170	}
3171
3172	++$RELOAD;
3173
3174	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3175	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3176	%EXT_CORO = ();	4148	%EXT_CORO = ();
3177		4149
3178	warn "removing commands";	4150	trace "perl_reload: removing commands";
3179	%COMMAND = ();	4151	%COMMAND = ();
3180		4152
3181	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3182	%EXTCMD = ();	4154	%EXTCMD = ();
3183	%EXTICMD = ();	4155	%EXTICMD = ();
3184		4156
3185	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3186	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3187	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3188		4160
3189	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3190	eval {	4162	eval {
3191	$cb->($pkg);	4163	$cb->($pkg);
3192	1	4164	1
3193	} 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;
3194	}	4170	}
3195		4171
3196	warn "... nuking $pkg";
3197	Symbol::delete_package $pkg;
3198	}
3199
3200	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3201	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3202	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3203		4175
3204	warn "... unloading $k";	4176	trace "... unloading $k";
3205	delete $INC{$k};	4177	delete $INC{$k};
3206		4178
3207	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3208	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3209		4181
3210	if (my $cb = $k->can ("unload_module")) {	4182	if (my $cb = $k->can ("unload_module")) {
3211	$cb->();	4183	$cb->();
		4184	}
		4185
		4186	clear_package $k;
3212	}	4187	}
3213		4188
3214	Symbol::delete_package $k;
3215	}
3216
3217	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3218	Symbol::delete_package "safe::$_"	4190	clear_package "safe::$_"
3219	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);
3220		4192
3221	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3222	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3223	delete $INC{"cf/pod.pm"};	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3224		4196
3225	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3226	# and global variables created in xs	4198	# and global variables created in xs
3227	#Symbol::delete_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3228		4200
3229	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3230		4202
3231	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3232	require cf;	4204	require cf;
3233	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3234		4206
3235	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3236	cf::cfg_load;	4208	cf::reload_config;
3237		4209
3238	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3239	cf::load_extensions;	4211	cf::load_extensions;
3240		4212
		4213	if ($REATTACH_ON_RELOAD) {
3241	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3242	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3243	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3244	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3245	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3246	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
		4220	}
3247		4221
3248	warn "leaving sync_job";	4222	cf::_post_init 1;
3249		4223
		4224	trace "perl_reload: leaving sync_job";
		4225
3250	1	4226	1
3251	} or do {	4227	} or do {
3252	warn $@;	4228	error $@;
3253	warn "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3254	exit 1;	4230	};
		4231
		4232	--$RELOAD;
3255	};	4233	}
3256		4234
3257	warn "reloaded";	4235	$t1 = AE::time - $t1;
		4236	info "perl_reload: completed in ${t1}s\n";
3258	};	4237	};
3259		4238
3260	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3261		4240
3262	sub reload_perl() {	4241	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	4242	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3265		4244
3266	$RELOAD_WATCHER ||= Event->timer (	4245	$RELOAD_WATCHER ||= cf::async {
3267	reentrant => 0,	4246	Coro::AIO::aio_wait cache_extensions;
3268	after => 0,	4247
3269	data => WF_AUTOCANCEL,	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3270	cb => sub {
3271	do_reload_perl;	4249	do_reload_perl;
3272	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
3273	},	4251	};
3274	);	4252	};
3275	}	4253	}
3276		4254
3277	register_command "reload" => sub {	4255	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	4256	my ($who, $arg) = @_;
3279		4257
3280	if ($who->flag (FLAG_WIZ)) {	4258	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	4259	$who->message ("reloading server.");
		4260	async {
		4261	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	4262	reload_perl;
		4263	};
3283	}	4264	}
3284	};	4265	};
3285		4266
3286	unshift @INC, $LIBDIR;	4267	#############################################################################
3287		4268
3288	my $bug_warning = 0;	4269	my $bug_warning = 0;
3289		4270
3290	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;
3292
3293	sub wait_for_tick {	4271	sub wait_for_tick() {
3294	return unless $TICK_WATCHER->is_active;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3295	return if $Coro::current == $Coro::main;
3296		4273
3297	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3298	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;
3300	}	4275	}
3301		4276
3302	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3303	return unless $TICK_WATCHER->is_active;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3304	return if $Coro::current == $Coro::main;
3305		4279
3306	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	4282	$signal->wait;
3309	}	4283	}
3310		4284
3311	my $min = 1e6;#d#	4285	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	4286	if ($Coro::current != $Coro::main) {
3321	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"
3322	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3323	return;	4289	return;
3324	}	4290	}
3325		4291
3326	$NOW = $tick_start = Event::time;	4292	cf::one_tick; # one server iteration
3327		4293
3328	cf::server_tick; # one server iteration	4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3329		4295
3330	0 && sync_job {#d#	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3331	for(1..10) {	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3332	my $t = Event::time;	4298	Coro::async_pool {
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4299	$Coro::current->{desc} = "runtime saver";
3334	or die;	4300	write_runtime_sync
3335		4301	or error "ERROR: unable to write runtime file: $!";
3336	$map->width (50);
3337	$map->height (50);
3338	$map->alloc;
3339	$map->_load_objects ("/tmp/x.map", 1);
3340	my $t = Event::time - $t;
3341
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	4302	};
		4303	}
3352		4304
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	4306	$sig->send;
3369	}	4307	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3371	$sig->send;
3372	}
3373		4309
3374	$NOW = Event::time;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		4312
3385	_post_tick;	4313	if (0) {
3386		4314	if ($NEXT_TICK) {
3387		4315	my $jitter = $TICK_START - $NEXT_TICK;
		4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4317	debug "jitter $JITTER\n";#d#
		4318	}
3388	},	4319	}
3389	);	4320	}
3390		4321
3391	{	4322	{
3392	BDB::max_poll_time $TICK * 0.1;	4323	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	4324	info "initialising database";
3394	reentrant => 0,	4325
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3402		4327	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		4329
3418	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3419	$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);
3420		4337
3421	cf::sync_job {	4338	cf::sync_job {
3422	eval {	4339	eval {
3423	BDB::db_env_open	4340	BDB::db_env_open
3424	$DB_ENV,	4341	$DB_ENV,
…		…
3426	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
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4344	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	4345	0666;
3429		4346
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4347	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	4348	};
3435		4349
3436	cf::cleanup "db_env_open(db): $@" if $@;	4350	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	4351	};
3438	}	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";
3439	}	4365	}
3440		4366
3441	{	4367	{
		4368	# configure IO::AIO
		4369
		4370	info "initialising aio";
3442	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	4373	undef $AnyEvent::AIO::WATCHER;
3447	reentrant => 0,	4374	info "aio initialised";
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	4375	}
3455		4376
3456	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3457		4379
3458	sub _log_backtrace {	4380	sub _log_backtrace {
3459	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3460		4382
3461	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3462		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3463	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3465	++$_log_backtrace;	4391	++$_log_backtrace;
		4392	my $perl_bt = Carp::longmess $msg;
3466	async {	4393	async {
		4394	$Coro::current->{desc} = "abt $msg";
		4395
3467	my @bt = fork_call {	4396	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	4397	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4398	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	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 |"
3471	or die "addr2line: $!";	4400	or die "addr2line: $!";
…		…
3479	}	4408	}
3480		4409
3481	@funcs	4410	@funcs
3482	};	4411	};
3483		4412
3484	LOG llevInfo, "[ABT] $msg\n";	4413	LOG llevInfo, "[ABT] $perl_bt\n";
		4414	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3485	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3486	--$_log_backtrace;	4416	--$_log_backtrace;
3487	};	4417	};
3488	} else {	4418	} else {
3489	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3490	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3491	}	4421	}
3492	}	4422	}
3493		4423
3494	# load additional modules	4424	# load additional modules
3495	use cf::pod;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3496		4427
3497	END { cf::emergency_save }	4428	END { cf::emergency_save }
3498		4429
3499	1	4430	1
3500		4431

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