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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.347 by root, Thu Aug 30 05:16:09 2007 UTC vs.
Revision 1.605 by root, Sat Nov 17 11:03:28 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 ();	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
277	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	525	deadlocked coro.
…		…
284		531
285	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.
286		533
287	=cut	534	=cut
288		535
289	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
290		537
291	sub lock_wait($) {	538	sub lock_wait($) {
292	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	540	}
300		541
301	sub lock_acquire($) {	542	sub lock_acquire($) {
302	my ($key) = @_;	543	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	544	}
314		545
315	sub lock_active($) {	546	sub lock_active($) {
316	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	548	}
320		549
321	sub freeze_mainloop {	550	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
323		552
324	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	554	}
326	};	555
327	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
328	$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
329	}	569	}
330		570
331	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
332		572
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	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
335	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
336		580
337	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
338	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
339		583
340	Useful for short background jobs.	584	Useful for short background jobs.
341		585
342	=cut	586	=cut
343		587
344	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
346		591
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
349	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
350		598
351	while () {	599	while () {
352	next_job:	600	next_job:
		601
353	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	603
355	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	608	$job->[2]->send;
359	Coro::cede;	609	Coro::cede;
360	goto next_job;	610	goto next_job;
361	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	613	}
363	}	614	}
364		615
365	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
366	# 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
367	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
368	$signal->wait;
369	} else {	619	} else {
		620	$busy = 0;
370	Coro::schedule;	621	Coro::schedule;
371	}	622	}
372	}	623	}
373	};	624	};
374		625
375	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
376	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
377		630
378	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
379	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
380		634
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
394		648
395	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
396		650
397	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
398		652
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
400	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
401	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
402	acceptable.	656	acceptable.
403		657
404	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
405	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
…		…
409	=cut	663	=cut
410		664
411	sub sync_job(&) {	665	sub sync_job(&) {
412	my ($job) = @_;	666	my ($job) = @_;
413		667
414	if ($Coro::current == $Coro::main) {	668	if (in_main) {
415	my $time = Event::time;	669	my $time = AE::time;
416		670
417	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
419		673
420	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	675
422	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
423		677
424	my $busy = 1;	678	my $busy = 1;
425	my @res;	679	my @res;
426		680
427	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	683	@res = eval { $job->() };
429	warn $@ if $@;	684	error $@ if $@;
430	undef $busy;	685	undef $busy;
431	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
432		687
433	while ($busy) {	688	while ($busy) {
434	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
435	}	693	}
		694	}
436		695
437	$time = Event::time - $time;	696	my $time = AE::time - $time;
438		697
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
443		699
444	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
445	} else {	701	} else {
446	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
447		703
…		…
467	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
468		724
469	$coro	725	$coro
470	}	726	}
471		727
472	=item fork_call { }, $args	728	=item fork_call { }, @args
473		729
474	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
475	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
476	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
477	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
478		734
479	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
480		740
481	sub fork_call(&@) {	741	sub fork_call(&@) {
482	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
483		743
484	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)
487
488	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
489	reset_signals;	745	cf::post_fork;
490	&$cb	746	&$cb
491	}, @args;	747	} @args;
492		748
493	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
494	}	788	}
495		789
496	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
497		791
498	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	794	=item cf::db_put $family => $key => $value
501		795
502	Stores the given C<$value> in the family. It can currently store binary	796	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	797	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		798
		799	=item $db = cf::db_table "name"
		800
		801	Create and/or open a new database table. The string must not be "db" and must be unique
		802	within each server.
		803
505	=cut	804	=cut
		805
		806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
		810	my ($name) = @_;
		811	my $db = BDB::db_create $DB_ENV;
		812
		813	eval {
		814	$db->set_flags (BDB::CHKSUM);
		815
		816	utf8::encode $name;
		817	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		818	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		819	cf::cleanup "db_open(db): $!" if $!;
		820	};
		821	cf::cleanup "db_open(db): $@" if $@;
		822
		823	$db
		824	}
506		825
507	our $DB;	826	our $DB;
508		827
509	sub db_init {	828	sub db_init {
510	unless ($DB) {	829	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	830	}
525		831
526	sub db_get($$) {	832	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
528		834
529	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
530	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
531		839
532	$! ? ()	840	$! ? ()
533	: $data	841	: $data
534	}
535	}	842	}
536		843
537	sub db_put($$$) {	844	sub db_put($$$) {
538	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		874
568	my @data;	875	my @data;
569	my $md5;	876	my $md5;
570		877
571	for (0 .. $#$src) {	878	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	880	}
575		881
576	# if processing is expensive, check	882	# if processing is expensive, check
577	# checksum first	883	# checksum first
578	if (1) {	884	if (1) {
…		…
591		897
592	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
593	}	899	}
594	}	900	}
595		901
596	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
597	my $data = $process->(\@data);	903	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
599		905
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		907
602	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
605		911
…		…
615		921
616	=cut	922	=cut
617		923
618	sub datalog($@) {	924	sub datalog($@) {
619	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	927	}
622		928
623	=back	929	=back
624		930
625	=cut	931	=cut
626		932
627	#############################################################################	933	#############################################################################
628		934
629	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
630		936
631	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
634		940
635	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	943	Deliantra).
638		944
639	=over 4	945	=over 4
640		946
641	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
642		948
…		…
686	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
687		993
688	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
690		996
691	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
693		999
694	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
695		1001
696	=over 4	1002	=over 4
…		…
820		1126
821	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1129
824	} elsif (ref $type) {	1130	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
826		1132
827	} else {	1133	} else {
828	shift @arg;	1134	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
830	}	1136	}
831	}	1137	}
832	}	1138	}
833		1139
834	sub _object_attach {	1140	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
845	}	1151	}
846		1152
847	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
848	} else {	1154	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1156	}
851		1157
852	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
853	}	1159	}
854		1160
…		…
913		1219
914	for (@$callbacks) {	1220	for (@$callbacks) {
915	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
916		1222
917	if ($@) {	1223	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1225	override;
921	}	1226	}
922		1227
923	return 1 if $override;	1228	return 1 if $override;
924	}	1229	}
925		1230
926	0	1231	0
927	}	1232	}
928		1233
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1235
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1237
933	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
934		1239
…		…
940		1245
941	=cut	1246	=cut
942		1247
943	#############################################################################	1248	#############################################################################
944	# object support	1249	# object support
945	#
946		1250
		1251	sub _object_equal($$);
		1252	sub _object_equal($$) {
		1253	my ($a, $b) = @_;
		1254
		1255	return 0 unless (ref $a) eq (ref $b);
		1256
		1257	if ("HASH" eq ref $a) {
		1258	my @ka = keys %$a;
		1259	my @kb = keys %$b;
		1260
		1261	return 0 if @ka != @kb;
		1262
		1263	for (0 .. $#ka) {
		1264	return 0 unless $ka[$_] eq $kb[$_];
		1265	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1266	}
		1267
		1268	} elsif ("ARRAY" eq ref $a) {
		1269
		1270	return 0 if @$a != @$b;
		1271
		1272	for (0 .. $#$a) {
		1273	return 0 unless _object_equal $a->[$_], $b->[$_];
		1274	}
		1275
		1276	} elsif ($a ne $b) {
		1277	return 0;
		1278	}
		1279
		1280	1
		1281	}
		1282
		1283	our $SLOW_MERGES;#d#
947	sub _can_merge {	1284	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
949		1286
950	local $Storable::canonical = 1;	1287	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1288
954	$fob1 eq $fob2	1289	# we do the slow way here
		1290	return _object_equal $ob1, $ob2
955	}	1291	}
956		1292
957	sub reattach {	1293	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1295	my ($obj) = @_;
960		1296
		1297	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1299
963	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
964		1301
965	@$registry = ();	1302	@$registry = ();
966		1303
…		…
971	for (@$attach) {	1308	for (@$attach) {
972	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
974	}	1311	}
975	} else {	1312	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1314	}
978	}	1315	}
979	}	1316	}
980		1317
981	cf::attachable->attach (	1318	cf::attachable->attach (
982	prio => -1000000,	1319	prio => -1000000,
983	on_instantiate => sub {	1320	on_instantiate => sub {
984	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
985		1322
986	$data = from_json $data;	1323	$data = decode_json $data;
987		1324
988	for (@$data) {	1325	for (@$data) {
989	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
990		1327
991	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1344	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1009		1346
1010	sync_job {	1347	sync_job {
1011	if (length $$rdata) {	1348	if (length $$rdata) {
		1349	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1014		1353
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1019	close $fh;	1361	aio_close $fh;
1020		1362
1021	if (@$objs) {	1363	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1027	close $fh;	1372	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1374	}
1030	} else {	1375	} else {
1031	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1032	}	1377	}
1033		1378
1034	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1383	} else {
1036	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1037	}	1385	}
1038	} else {	1386	} else {
1039	aio_unlink $filename;	1387	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1041	}	1389	}
1042	}	1390	};
1043	}	1391	}
1044		1392
1045	sub object_freezer_as_string {	1393	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1394	my ($rdata, $objs) = @_;
1047		1395
…		…
1059	or return;	1407	or return;
1060		1408
1061	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1411	or return;
		1412
1064	$av = eval { (Storable::thaw $av)->{objs} };	1413	my $st = eval { Coro::Storable::thaw $av };
		1414	$av = $st->{objs};
1065	}	1415	}
1066		1416
		1417	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
		1421
1069	return ($data, $av);	1422	($data, $av)
1070	}	1423	}
1071		1424
1072	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
1073		1426
1074	=over 4	1427	=over 4
…		…
1076	=cut	1429	=cut
1077		1430
1078	#############################################################################	1431	#############################################################################
1079	# command handling &c	1432	# command handling &c
1080		1433
1081	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1082		1435
1083	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1084	$name.	1437	$name.
1085		1438
1086	=cut	1439	=cut
…		…
1092	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1093		1446
1094	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1095	}	1448	}
1096		1449
1097	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1098		1451
1099	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1100	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1101	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1102	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1103	has logged in successfully.	1456	has logged in successfully.
1104		1457
1105	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1106	called.
1107		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1108	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1109		1466
1110	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1111	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1112	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1113	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1114	log-in.	1471	log-in.
1115		1472
1116	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1117	called.
1118		1474
1119	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1120		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1121	sub register_extcmd {	1482	sub register_extcmd($$) {
1122	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1123		1484
1124	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1125	}	1486	}
1126		1487
1127	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1128	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1129		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1130	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1131	}	1498	}
1132		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1133	cf::player->attach (	1508	cf::player->attach (
1134	on_command => sub {	1509	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1136		1511
1137	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1138	or return;	1513	or return;
1139		1514
…		…
1147	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1148		1523
1149	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1150		1525
1151	if (ref $msg) {	1526	if (ref $msg) {
1152	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1153	"ARRAY" eq ref $msg
1154	? @$msg
1155	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1156		1528
1157	my @reply;
1158
1159	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1160	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1161	}	1547	}
1162		1548
1163	$pl->ext_reply ($reply, @reply)
1164	if $reply;
1165
1166	} else {	1549	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1551	}
1169		1552
1170	cf::override;	1553	cf::override;
1171	},	1554	},
1172	);	1555	);
1173		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1174	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1175	cf::sync_job {	1586	cf::sync_job {
1176	my %todo;	1587	my %todo;
1177		1588
1178	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1590	next unless -r $path;
…		…
1197		1608
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1611
1201	$ext{source} =	1612	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1204	. $source	1615	. $source
1205	. "\n};\n1";	1616	. "\n};\n1";
1206		1617
1207	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1208	}	1619	}
1209		1620
		1621	my $pass = 0;
1210	my %done;	1622	my %done;
1211	while (%todo) {	1623	while (%todo) {
1212	my $progress;	1624	my $progress;
1213		1625
		1626	++$pass;
		1627
		1628	ext:
1214	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1631	next ext
1217	unless exists $done{$_};	1632	unless exists $done{$_};
1218	}	1633	}
1219		1634
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1636
1222	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1227	warn $msg;	1653
1228	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1655	delete $todo{$k};
1230	}	1656	} else {
1231		1657	$done{$k} = delete $todo{$k};
1232	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1233	}	1663	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1664	}
1239		1665
1240	skip:	1666	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1243	}	1676	}
1244	};	1677	};
1245	}	1678	}
1246		1679
1247	#############################################################################	1680	#############################################################################
1248		1681
1249	=back	1682	=back
1250		1683
1251	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1252		1685
1253	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1254		1687
1255	=cut	1688	=cut
1256		1689
1257	package cf::player;	1690	package cf::player;
1258		1691
1259	use Coro::AIO;	1692	use Coro::AIO;
1260		1693
1261	=head3 cf::player	1694	=head3 cf::player
1262		1695
1263	=over 4	1696	=over 4
		1697
		1698	=item cf::player::num_playing
		1699
		1700	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1701
		1702	=cut
		1703
		1704	sub num_playing {
		1705	scalar grep
		1706	$_->ob->map
		1707	&& !$_->hidden
		1708	&& !$_->ob->flag (cf::FLAG_WIZ),
		1709	cf::player::list
		1710	}
1264		1711
1265	=item cf::player::find $login	1712	=item cf::player::find $login
1266		1713
1267	Returns the given player object, loading it if necessary (might block).	1714	Returns the given player object, loading it if necessary (might block).
1268		1715
…		…
1287		1734
1288	sub exists($) {	1735	sub exists($) {
1289	my ($login) = @_;	1736	my ($login) = @_;
1290		1737
1291	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1293	}	1740	}
1294		1741
1295	sub find($) {	1742	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1744	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1751	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1752	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1753	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1754	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1755
1309	my $pl = load_pl path $login	1756	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1757	or return;
		1758
		1759	my $pl = cf::player::load_pl $f
		1760	or return;
		1761
		1762	local $cf::PLAYER_LOADING{$login} = $pl;
		1763	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1312	}	1765	}
1313	}	1766	}
1314	}	1767	}
		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
1315		1781
1316	sub save($) {	1782	sub save($) {
1317	my ($pl) = @_;	1783	my ($pl) = @_;
1318		1784
1319	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
…		…
1323		1789
1324	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1325		1791
1326	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1799
1329	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1801	cf::cede_to_tick;
1331	}	1802	}
1332		1803
…		…
1364	my ($pl) = @_;	1835	my ($pl) = @_;
1365		1836
1366	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1367		1838
1368	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1841
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1374	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1375		1850
1376	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1413	or return [];	1888	or return [];
1414		1889
1415	my @logins;	1890	my @logins;
1416		1891
1417	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
		1893	my $path = path $login;
		1894
		1895	# a .pst is a dead give-away for a valid player
		1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1901	}
1421		1902
1422	utf8::decode $login;	1903	utf8::decode $login;
1423	push @logins, $login;	1904	push @logins, $login;
1424	}	1905	}
1425		1906
1426	\@logins	1907	\@logins
1427	}	1908	}
1428		1909
1429	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1430		1913
1431	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1432	player. May block.	1915	player. May block.
1433		1916
1434	=cut	1917	=cut
…		…
1452	}	1935	}
1453		1936
1454	\@paths	1937	\@paths
1455	}	1938	}
1456		1939
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1941
1459	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506
1507	=item $player->ext_reply ($msgid, @msg)
1508
1509	Sends an ext reply to the player.
1510
1511	=cut
1512
1513	sub ext_reply($$@) {
1514	my ($self, $id, @msg) = @_;
1515
1516	$self->ns->ext_reply ($id, @msg)
1517	}
1518		1943
1519	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1520		1945
1521	Sends an ext event to the client.	1946	Sends an ext event to the client.
1522		1947
…		…
1542		1967
1543	=cut	1968	=cut
1544		1969
1545	sub find_by_path($) {	1970	sub find_by_path($) {
1546	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1547		1974
1548	my ($match, $specificity);	1975	my ($match, $specificity);
1549		1976
1550	for my $region (list) {	1977	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1579		2006
1580	sub generate_random_map {	2007	sub generate_random_map {
1581	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1582	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1583	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1591	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1592	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1593	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1594	(cf::region::find $rmp->{region}), $rmp->{custom}
1595	)
1596	}	2013	}
1597		2014
1598	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1599		2016
1600	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1605		2022
1606	sub register {	2023	sub register {
1607	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1608	my $pkg = caller;	2025	my $pkg = caller;
1609		2026
1610	no strict;
1611	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1612		2028
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	2030	}
1615		2031
1616	# also paths starting with '/'	2032	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		2034
1619	sub thawer_merge {	2035	sub thawer_merge {
1620	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1621		2037
1622	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1627	}	2043	}
1628		2044
1629	sub normalise {	2045	sub normalise {
1630	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1631		2047
1632	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1633		2049
1634	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1635		2051
1636	# map plan:	2052	# map plan:
1637	#	2053	#
…		…
1652	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1653	$path = "$base/$path";	2069	$path = "$base/$path";
1654	}	2070	}
1655		2071
1656	for ($path) {	2072	for ($path) {
1657	redo if s{//}{/};
1658	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1659	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1660	}	2075	}
1661		2076
1662	$path	2077	$path
…		…
1676	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1677	return $self;	2092	return $self;
1678	}	2093	}
1679	}	2094	}
1680		2095
1681	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1682	()	2097	()
1683	}	2098	}
1684		2099
		2100	# may re-bless or do other evil things
1685	sub init {	2101	sub init {
1686	my ($self) = @_;	2102	my ($self) = @_;
1687		2103
1688	$self	2104	$self
1689	}	2105	}
…		…
1708		2124
1709	# the temporary/swap location	2125	# the temporary/swap location
1710	sub save_path {	2126	sub save_path {
1711	my ($self) = @_;	2127	my ($self) = @_;
1712		2128
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1715	}	2131	}
1716		2132
1717	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1718	sub uniq_path {	2134	sub uniq_path {
1719	my ($self) = @_;	2135	my ($self) = @_;
1720		2136
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	2139	}
1733		2140
1734	sub decay_objects {	2141	sub decay_objects {
1735	my ($self) = @_;	2142	my ($self) = @_;
1736		2143
…		…
1749		2156
1750	sub load_header_from($) {	2157	sub load_header_from($) {
1751	my ($self, $path) = @_;	2158	my ($self, $path) = @_;
1752		2159
1753	utf8::encode $path;	2160	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	2161	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	2162	or return;
1759		2163
		2164	$self->_load_header ($f)
		2165	or return;
		2166
		2167	local $MAP_LOADING{$self->{path}} = $self;
		2168	$f->resolve_delayed_derefs;
		2169
1760	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1761		2171
1762	1	2172	1
1763	}	2173	}
1764		2174
		2175	# used to laod the header of an original map
1765	sub load_header_orig {	2176	sub load_header_orig {
1766	my ($self) = @_;	2177	my ($self) = @_;
1767		2178
1768	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1769	}	2180	}
1770		2181
		2182	# used to laod the header of an instantiated map
1771	sub load_header_temp {	2183	sub load_header_temp {
1772	my ($self) = @_;	2184	my ($self) = @_;
1773		2185
1774	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1775	}	2187	}
1776		2188
		2189	# called after loading the header from an instantiated map
1777	sub prepare_temp {	2190	sub prepare_temp {
1778	my ($self) = @_;	2191	my ($self) = @_;
1779		2192
1780	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1781	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1782	# safety	2195	# safety
1783	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1784	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1785	}	2198	}
1786		2199
		2200	# called after loading the header from an original map
1787	sub prepare_orig {	2201	sub prepare_orig {
1788	my ($self) = @_;	2202	my ($self) = @_;
1789		2203
1790	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1791	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1815		2229
1816	sub find;	2230	sub find;
1817	sub find {	2231	sub find {
1818	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1819		2233
		2234	cf::cede_to_tick;
		2235
1820	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1821		2237
		2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2240
1824	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1827	or return;	2243	or return;
1828		2244
1829	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1830		2246
…		…
1832	or return;	2248	or return;
1833		2249
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
		2254	undef $guard1;
1837	$map->reset;	2255	$map->reset;
1838	undef $guard;
1839	return find $path;	2256	return find $path;
1840	}	2257	}
1841		2258
1842	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1843	}	2260	}
1844	}	2261	}
1845		2262
1846	sub pre_load { }	2263	sub pre_load { }
1847	sub post_load { }	2264	#sub post_load { } # XS
1848		2265
1849	sub load {	2266	sub load {
1850	my ($self) = @_;	2267	my ($self) = @_;
1851		2268
1852	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
1853		2270
1854	my $path = $self->{path};	2271	my $path = $self->{path};
1855		2272
1856	{	2273	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2275
		2276	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1861
1862	$self->in_memory (cf::MAP_LOADING);
1863		2278
1864	$self->alloc;	2279	$self->alloc;
1865		2280
1866	$self->pre_load;	2281	$self->pre_load;
1867	cf::cede_to_tick;	2282	cf::cede_to_tick;
1868		2283
1869	$self->_load_objects ($self->{load_path}, 1)	2284	if (exists $self->{load_path}) {
		2285	my $f = new_from_file cf::object::thawer $self->{load_path};
		2286	$f->skip_block;
		2287	$self->_load_objects ($f)
1870	or return;	2288	or return;
1871		2289
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1873	if delete $self->{load_original};	2291	if delete $self->{load_original};
1874		2292
1875	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2294	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2295	unless (aio_stat $uniq) {
		2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2297	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2298	$self->_load_objects ($f);
		2299	$f->resolve_delayed_derefs;
		2300	}
		2301	}
1880	}	2302	}
		2303
		2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
1881	}	2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
1882		2311
1883	cf::cede_to_tick;	2312	cf::cede_to_tick;
1884	# now do the right thing for maps	2313	# now do the right thing for maps
1885	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2320	$self->decay_objects;
1892	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1893	$self->update_buttons;	2322	$self->update_buttons;
1894	cf::cede_to_tick;	2323	cf::cede_to_tick;
1895	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1896	cf::cede_to_tick;
1897	$self->activate;
1898	}	2325	}
1899		2326
1900	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
1902
1903	$self->in_memory (cf::MAP_IN_MEMORY);
1904	}	2329	}
1905		2330
1906	$self->post_load;	2331	$self->post_load;
1907	}
1908		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
1909	sub customise_for {	2339	sub customise_for {
1910	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1911		2341
1912	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2343	if $self->per_player;
…		…
1916	# if $self->per_party;	2346	# if $self->per_party;
1917		2347
1918	$self	2348	$self
1919	}	2349	}
1920		2350
1921	# find and load all maps in the 3x3 area around a map
1922	sub load_neighbours {
1923	my ($map) = @_;
1924
1925	my @neigh; # diagonal neighbours
1926
1927	for (0 .. 3) {
1928	my $neigh = $map->tile_path ($_)
1929	or next;
1930	$neigh = find $neigh, $map
1931	or next;
1932	$neigh->load;
1933
1934	push @neigh,
1935	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1936	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1937	}
1938
1939	for (grep defined $_->[0], @neigh) {
1940	my ($path, $origin) = @$_;
1941	my $neigh = find $path, $origin
1942	or next;
1943	$neigh->load;
1944	}
1945	}
1946
1947	sub find_sync {	2351	sub find_sync {
1948	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
1949		2353
1950	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
1951	}	2359	}
1952		2360
1953	sub do_load_sync {	2361	sub do_load_sync {
1954	my ($map) = @_;	2362	my ($map) = @_;
1955		2363
		2364	# it's a bug to call this from the main context
1956	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1957	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
1958		2367
1959	cf::sync_job { $map->load };	2368	$map->load;
1960	}	2369	}
1961		2370
1962	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
1963	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
1964		2373
1965	sub find_async {	2374	sub find_async {
1966	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
1967		2376
1968	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
1969		2378
1970	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
1972	}	2381	}
1973		2382
1974	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
1975		2384
1976	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
		2386	$Coro::current->{desc} = "map prefetcher";
		2387
1977	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2390	if (my $map = find $k) {
1980	$map->load if $v;	2391	$map->load if $v;
1981	}	2392	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
1989		2400
1990	()	2401	()
1991	}	2402	}
1992		2403
		2404	# common code, used by both ->save and ->swapout
1993	sub save {	2405	sub _save {
1994	my ($self) = @_;	2406	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2407
1998	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
1999		2409
2000	return unless $self->dirty;	2410	return unless $self->dirty;
2001		2411
…		…
2007	return if $self->{deny_save};	2417	return if $self->{deny_save};
2008		2418
2009	local $self->{last_access} = $self->last_access;#d#	2419	local $self->{last_access} = $self->last_access;#d#
2010		2420
2011	cf::async {	2421	cf::async {
		2422	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2013	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2014		2427
2015	if ($uniq) {	2428	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2431	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2433	}
2021	}	2434	}
2022		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2023	sub swap_out {	2444	sub swap_out {
2024	my ($self) = @_;	2445	my ($self) = @_;
2025		2446
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2031	return if $self->players;	2451	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
2035	$self->clear;	2462	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2463	}
2038		2464
2039	sub reset_at {	2465	sub reset_at {
2040	my ($self) = @_;	2466	my ($self) = @_;
2041		2467
…		…
2059		2485
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2487
2062	return if $self->players;	2488	return if $self->players;
2063		2489
2064	warn "resetting map ", $self->path;	2490	cf::trace "resetting map ", $self->path, "\n";
2065		2491
2066	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
2067		2493
2068	# need to save uniques path	2494	# need to save uniques path
2069	unless ($self->{deny_save}) {	2495	unless ($self->{deny_save}) {
2070	my $uniq = $self->uniq_path; utf8::encode $uniq;	2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
2071		2497
…		…
2073	if $uniq;	2499	if $uniq;
2074	}	2500	}
2075		2501
2076	delete $cf::MAP{$self->path};	2502	delete $cf::MAP{$self->path};
2077		2503
		2504	$self->deactivate;
		2505	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2506	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2507
2082	$self->unlink_save;	2508	$self->unlink_save;
2083	$self->destroy;	2509	$self->destroy;
2084	}	2510	}
2085		2511
2086	my $nuke_counter = "aaaa";	2512	my $nuke_counter = "aaaa";
2087		2513
2088	sub nuke {	2514	sub nuke {
2089	my ($self) = @_;	2515	my ($self) = @_;
2090		2516
		2517	{
		2518	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2519
2091	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2092		2521
2093	$self->unlink_save;	2522	$self->unlink_save;
2094		2523
2095	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2529
2101	$cf::MAP{$self->path} = $self;	2530	$cf::MAP{$self->path} = $self;
		2531	}
2102		2532
2103	$self->reset; # polite request, might not happen	2533	$self->reset; # polite request, might not happen
2104	}	2534	}
2105		2535
2106	=item $maps = cf::map::tmp_maps	2536	=item $maps = cf::map::tmp_maps
…		…
2148		2578
2149	sub unique_maps() {	2579	sub unique_maps() {
2150	[	2580	[
2151	map {	2581	map {
2152	utf8::decode $_;	2582	utf8::decode $_;
2153	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2154	? normalise $_	2586	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2588	]
2158	}	2589	}
2159		2590
2160	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2161		2622
2162	=back	2623	=back
2163		2624
2164	=head3 cf::object	2625	=head3 cf::object
2165		2626
…		…
2169		2630
2170	=over 4	2631	=over 4
2171		2632
2172	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2173		2634
2174	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2175		2637
2176	=cut	2638	=cut
2177		2639
2178	sub inv_recursive_;	2640	sub inv_recursive_;
2179	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2182		2644
2183	sub inv_recursive {	2645	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2185	}	2647	}
2186		2648
		2649	=item $ref = $ob->ref
		2650
		2651	Creates and returns a persistent reference to an object that can be stored as a string.
		2652
		2653	=item $ob = cf::object::deref ($refstring)
		2654
		2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
		2656	even if the object actually exists. May block.
		2657
		2658	=cut
		2659
		2660	sub deref {
		2661	my ($ref) = @_;
		2662
		2663	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2664	my ($uuid, $name) = ($1, $2);
		2665	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2666	or return;
		2667	$pl->ob->uuid eq $uuid
		2668	or return;
		2669
		2670	$pl->ob
		2671	} else {
		2672	warn "$ref: cannot resolve object reference\n";
		2673	undef
		2674	}
		2675	}
		2676
2187	package cf;	2677	package cf;
2188		2678
2189	=back	2679	=back
2190		2680
2191	=head3 cf::object::player	2681	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2687	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2200		2690
2201	=cut	2691	=cut
		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
2202		2706
2203	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2708	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
…		…
2218	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2219	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220		2724
2221	} else {	2725	} else {
2222	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2223	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2224	}	2728	}
2225	}	2729	}
2226	}	2730	}
2227		2731
2228	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2253		2757
2254	=item $player_object->enter_link	2758	=item $player_object->enter_link
2255		2759
2256	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2257		2761
2258	The player should be reasonably safe there for short amounts of time. You	2762	The player should be reasonably safe there for short amounts of time (e.g.
2259	I<MUST> call C<leave_link> as soon as possible, though.	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2764	though, as the player cannot control the character while it is on the link
		2765	map.
2260		2766
2261	Will never block.	2767	Will never block.
2262		2768
2263	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
2264		2770
…		…
2284	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2285	my ($self) = @_;	2791	my ($self) = @_;
2286		2792
2287	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2288		2794
		2795	++$self->{_link_recursion};
		2796
2289	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2290		2798
2291	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2292	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2293		2801
2294	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2295	}	2803	}
2296		2804
2297	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2298	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2299		2807
…		…
2316	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2317	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2318		2826
2319	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2320	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2321	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2322		2830
2323	$map->load;	2831	$map->load;
2324	$map->load_neighbours;
2325		2832
2326	return unless $self->contr->active;	2833	return unless $self->contr->active;
2327	$self->activate_recursive;
2328		2834
2329	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2330	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2331	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2332		2842
		2843	}
		2844
2333	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2334		2846
2335	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2336	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2337	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2338	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
2339	be called at the end of this process.	2851	be called at the end of this process.
2340		2852
		2853	Note that $check will be called with a potentially non-loaded map, so if
		2854	it needs a loaded map it has to call C<< ->load >>.
		2855
2341	=cut	2856	=cut
2342		2857
2343	our $GOTOGEN;	2858	our $GOTOGEN;
2344		2859
2345	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2346	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
2347		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
		2868
2348	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2349	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2350		2871
2351	$self->enter_link;	2872	$self->enter_link;
2352		2873
2353	(async {	2874	(async {
		2875	$Coro::current->{desc} = "player::goto $path $x $y";
		2876
		2877	# *tag paths override both path and x|y
		2878	if ($path =~ /^\*(.*)$/) {
		2879	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2880	my $ob = $obs[rand @obs];
		2881
		2882	# see if we actually can go there
		2883	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2884	$ob = $obs[rand @obs];
		2885	} else {
		2886	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2887	}
		2888	# else put us there anyways for now #d#
		2889
		2890	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2891	} else {
		2892	($path, $x, $y) = (undef, undef, undef);
		2893	}
		2894	}
		2895
2354	my $map = eval {	2896	my $map = eval {
2355	my $map = cf::map::find $path;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2356		2898
2357	if ($map) {	2899	if ($map) {
2358	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2359	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2360	} else {	2902	} else {
2361	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2362	}	2904	}
2363		2905
2364	$map	2906	$map
2365	};	2907	};
2366		2908
…		…
2372	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2373	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2374	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2375	}	2917	}
2376		2918
2377	$done->() if $done;	2919	$done->($self) if $done;
2378	})->prio (1);	2920	})->prio (1);
2379	}	2921	}
2380		2922
2381	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2382		2924
…		…
2402	}	2944	}
2403		2945
2404	sub prepare_random_map {	2946	sub prepare_random_map {
2405	my ($exit) = @_;	2947	my ($exit) = @_;
2406		2948
2407	my $guard = cf::lock_acquire "exit_prepare:$exit";
2408
2409	# all this does is basically replace the /! path by	2949	# all this does is basically replace the /! path by
2410	# a new random map path (?random/...) with a seed	2950	# a new random map path (?random/...) with a seed
2411	# that depends on the exit object	2951	# that depends on the exit object
2412		2952
2413	my $rmp = parse_random_map_params $exit->msg;	2953	my $rmp = parse_random_map_params $exit->msg;
…		…
2415	if ($exit->map) {	2955	if ($exit->map) {
2416	$rmp->{region} = $exit->region->name;	2956	$rmp->{region} = $exit->region->name;
2417	$rmp->{origin_map} = $exit->map->path;	2957	$rmp->{origin_map} = $exit->map->path;
2418	$rmp->{origin_x} = $exit->x;	2958	$rmp->{origin_x} = $exit->x;
2419	$rmp->{origin_y} = $exit->y;	2959	$rmp->{origin_y} = $exit->y;
		2960
		2961	$exit->map->touch;
2420	}	2962	}
2421		2963
2422	$rmp->{random_seed} ||= $exit->random_seed;	2964	$rmp->{random_seed} ||= $exit->random_seed;
2423		2965
2424	my $data = cf::to_json $rmp;	2966	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2425	my $md5 = Digest::MD5::md5_hex $data;	2967	my $md5 = Digest::MD5::md5_hex $data;
2426	my $meta = "$RANDOMDIR/$md5.meta";	2968	my $meta = "$RANDOMDIR/$md5.meta";
2427		2969
2428	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2970	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2429	aio_write $fh, 0, (length $data), $data, 0;	2971	aio_write $fh, 0, (length $data), $data, 0;
2430	undef $fh;	2972	undef $fh;
2431	aio_rename "$meta~", $meta;	2973	aio_rename "$meta~", $meta;
2432		2974
		2975	my $slaying = "?random/$md5";
		2976
		2977	if ($exit->valid) {
2433	$exit->slaying ("?random/$md5");	2978	$exit->slaying ("?random/$md5");
2434	$exit->msg (undef);	2979	$exit->msg (undef);
		2980	}
2435	}	2981	}
2436	}	2982	}
2437		2983
2438	sub cf::object::player::enter_exit {	2984	sub cf::object::player::enter_exit {
2439	my ($self, $exit) = @_;	2985	my ($self, $exit) = @_;
2440		2986
2441	return unless $self->type == cf::PLAYER;	2987	return unless $self->type == cf::PLAYER;
2442		2988
2443	if ($exit->slaying eq "/!") {
2444	#TODO: this should de-fi-ni-te-ly not be a sync-job
2445	# the problem is that $exit might not survive long enough
2446	# so it needs to be done right now, right here
2447	cf::sync_job { prepare_random_map $exit };
2448	}
2449
2450	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2451	my $hp = $exit->stats->hp;
2452	my $sp = $exit->stats->sp;
2453
2454	$self->enter_link;	2989	$self->enter_link;
2455		2990
2456	# if exit is damned, update players death & WoR home-position
2457	$self->contr->savebed ($slaying, $hp, $sp)
2458	if $exit->flag (FLAG_DAMNED);
2459
2460	(async {	2991	(async {
2461	$self->deactivate_recursive; # just to be sure	2992	$Coro::current->{desc} = "enter_exit";
		2993
2462	unless (eval {	2994	unless (eval {
		2995	$self->deactivate_recursive; # just to be sure
		2996
		2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2998	my $x = $exit->stats->hp;
		2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
		3023
2463	$self->goto ($slaying, $hp, $sp);	3024	$self->goto ($map, $x, $y);
2464		3025
		3026	# if exit is damned, update players death & WoR home-position
		3027	$self->contr->savebed ($map, $x, $y)
		3028	if $exit->flag (cf::FLAG_DAMNED);
		3029
2465	1;	3030	1
2466	}) {	3031	}) {
2467	$self->message ("Something went wrong deep within the crossfire server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2468	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2469	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2470	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2471		3036
2472	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2473	$self->leave_link;	3038	$self->leave_link;
2474	}	3039	}
2475	})->prio (1);	3040	})->prio (1);
2476	}	3041	}
2477		3042
…		…
2489	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2490	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2491		3056
2492	utf8::encode $text;	3057	utf8::encode $text;
2493	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2494	}	3084	}
2495		3085
2496	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2497		3087
2498	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2500	the message, with C<log> being the default. If C<$color> is negative, suppress	3090	the message, with C<log> being the default. If C<$color> is negative, suppress
2501	the message unless the client supports the msg packet.	3091	the message unless the client supports the msg packet.
2502		3092
2503	=cut	3093	=cut
2504		3094
		3095	# non-persistent channels (usually the info channel)
		3096	our %CHANNEL = (
		3097	"c/motd" => {
		3098	id => "infobox",
		3099	title => "MOTD",
		3100	reply => undef,
		3101	tooltip => "The message of the day",
		3102	},
		3103	"c/identify" => {
		3104	id => "infobox",
		3105	title => "Identify",
		3106	reply => undef,
		3107	tooltip => "Items recently identified",
		3108	},
		3109	"c/examine" => {
		3110	id => "infobox",
		3111	title => "Examine",
		3112	reply => undef,
		3113	tooltip => "Signs and other items you examined",
		3114	},
		3115	"c/shopinfo" => {
		3116	id => "infobox",
		3117	title => "Shop Info",
		3118	reply => undef,
		3119	tooltip => "What your bargaining skill tells you about the shop",
		3120	},
		3121	"c/book" => {
		3122	id => "infobox",
		3123	title => "Book",
		3124	reply => undef,
		3125	tooltip => "The contents of a note or book",
		3126	},
		3127	"c/lookat" => {
		3128	id => "infobox",
		3129	title => "Look",
		3130	reply => undef,
		3131	tooltip => "What you saw there",
		3132	},
		3133	"c/who" => {
		3134	id => "infobox",
		3135	title => "Players",
		3136	reply => undef,
		3137	tooltip => "Shows players who are currently online",
		3138	},
		3139	"c/body" => {
		3140	id => "infobox",
		3141	title => "Body Parts",
		3142	reply => undef,
		3143	tooltip => "Shows which body parts you posess and are available",
		3144	},
		3145	"c/statistics" => {
		3146	id => "infobox",
		3147	title => "Statistics",
		3148	reply => undef,
		3149	tooltip => "Shows your primary statistics",
		3150	},
		3151	"c/skills" => {
		3152	id => "infobox",
		3153	title => "Skills",
		3154	reply => undef,
		3155	tooltip => "Shows your experience per skill and item power",
		3156	},
		3157	"c/shopitems" => {
		3158	id => "infobox",
		3159	title => "Shop Items",
		3160	reply => undef,
		3161	tooltip => "Shows the items currently for sale in this shop",
		3162	},
		3163	"c/resistances" => {
		3164	id => "infobox",
		3165	title => "Resistances",
		3166	reply => undef,
		3167	tooltip => "Shows your resistances",
		3168	},
		3169	"c/pets" => {
		3170	id => "infobox",
		3171	title => "Pets",
		3172	reply => undef,
		3173	tooltip => "Shows information abotu your pets/a specific pet",
		3174	},
		3175	"c/perceiveself" => {
		3176	id => "infobox",
		3177	title => "Perceive Self",
		3178	reply => undef,
		3179	tooltip => "You gained detailed knowledge about yourself",
		3180	},
		3181	"c/uptime" => {
		3182	id => "infobox",
		3183	title => "Uptime",
		3184	reply => undef,
		3185	tooltip => "How long the server has been running since last restart",
		3186	},
		3187	"c/mapinfo" => {
		3188	id => "infobox",
		3189	title => "Map Info",
		3190	reply => undef,
		3191	tooltip => "Information related to the maps",
		3192	},
		3193	"c/party" => {
		3194	id => "party",
		3195	title => "Party",
		3196	reply => "gsay ",
		3197	tooltip => "Messages and chat related to your party",
		3198	},
		3199	"c/death" => {
		3200	id => "death",
		3201	title => "Death",
		3202	reply => undef,
		3203	tooltip => "Reason for and more info about your most recent death",
		3204	},
		3205	"c/fatal" => {
		3206	id => "fatal",
		3207	title => "Fatal Error",
		3208	reply => undef,
		3209	tooltip => "Reason for the server disconnect",
		3210	},
		3211	"c/say" => $SAY_CHANNEL,
		3212	"c/chat" => $CHAT_CHANNEL,
		3213	);
		3214
2505	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
2506	my ($self, $channel, $msg, $color, @extra) = @_;	3216	my ($self, $channel, $msg, $color, @extra) = @_;
2507		3217
2508	$msg = $self->pl->expand_cfpod ($msg);	3218	$msg = $self->pl->expand_cfpod ($msg)
		3219	unless $color & cf::NDI_VERBATIM;
2509		3220
2510	$color &= cf::NDI_CLIENT_MASK; # just in case...	3221	$color &= cf::NDI_CLIENT_MASK; # just in case...
2511		3222
		3223	# check predefined channels, for the benefit of C
		3224	if ($CHANNEL{$channel}) {
		3225	$channel = $CHANNEL{$channel};
		3226
		3227	$self->ext_msg (channel_info => $channel);
		3228	$channel = $channel->{id};
		3229
2512	if (ref $channel) {	3230	} elsif (ref $channel) {
2513	# send meta info to client, if not yet sent	3231	# send meta info to client, if not yet sent
2514	unless (exists $self->{channel}{$channel->{id}}) {	3232	unless (exists $self->{channel}{$channel->{id}}) {
2515	$self->{channel}{$channel->{id}} = $channel;	3233	$self->{channel}{$channel->{id}} = $channel;
2516	$self->ext_msg (channel_info => $channel);	3234	$self->ext_msg (channel_info => $channel);
2517	}	3235	}
…		…
2519	$channel = $channel->{id};	3237	$channel = $channel->{id};
2520	}	3238	}
2521		3239
2522	return unless @extra || length $msg;	3240	return unless @extra || length $msg;
2523		3241
2524	if ($self->can_msg) {
2525	# default colour, mask it out	3242	# default colour, mask it out
2526	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3243	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	if $color & cf::NDI_DEF;	3244	if $color & cf::NDI_DEF;
2528		3245
2529	$self->send_packet ("msg " . $self->{json_coder}->encode (	3246	my $pkt = "msg "
		3247	. $self->{json_coder}->encode (
2530	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2531	} else {	3249	);
2532	if ($color >= 0) {
2533	# replace some tags by gcfclient-compatible ones
2534	for ($msg) {
2535	1 while
2536	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2537	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2538	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2539	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2540	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2541	}
2542		3250
2543	$color &= cf::NDI_COLOR_MASK;	3251	$self->send_big_packet ($pkt);
2544
2545	utf8::encode $msg;
2546
2547	if (0 && $msg =~ /\[/) {
2548	# COMMAND/INFO
2549	$self->send_packet ("drawextinfo $color 10 8 $msg")
2550	} else {
2551	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2552	$self->send_packet ("drawinfo $color $msg")
2553	}
2554	}
2555	}
2556	}	3252	}
2557		3253
2558	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2559		3255
2560	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2562	=cut	3258	=cut
2563		3259
2564	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2565	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2566		3262
2567	if ($self->extcmd == 2) {
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2569	} elsif ($self->extcmd == 1) { # TODO: remove
2570	push @msg, msgtype => "event_$type";
2571	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2572	}
2573	}
2574
2575	=item $client->ext_reply ($msgid, @msg)
2576
2577	Sends an ext reply to the client.
2578
2579	=cut
2580
2581	sub cf::client::ext_reply($$@) {
2582	my ($self, $id, @msg) = @_;
2583
2584	if ($self->extcmd == 2) {
2585	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2586	} elsif ($self->extcmd == 1) {
2587	#TODO: version 1, remove
2588	unshift @msg, msgtype => "reply", msgid => $id;
2589	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2590	}
2591	}	3264	}
2592		3265
2593	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
2594		3267
2595	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
2650	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
2651		3324
2652	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2653		3326
2654	if (ref $msg) {	3327	if (ref $msg) {
2655	my ($type, $reply, @payload) =	3328	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2656	"ARRAY" eq ref $msg
2657	? @$msg
2658	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2659		3329
2660	my @reply;
2661
2662	if (my $cb = $EXTICMD{$type}) {	3330	if (my $cb = $EXTIACMD{$type}) {
		3331	$cb->(
		3332	$ns,
		3333	sub {
		3334	$ns->ext_msg ("reply-$reply", @_)
		3335	if $reply;
		3336	},
		3337	@payload
		3338	);
		3339	} else {
		3340	my @reply;
		3341
		3342	if (my $cb = $EXTICMD{$type}) {
2663	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
2664	}	3348	}
2665
2666	$ns->ext_reply ($reply, @reply)
2667	if $reply;
2668
2669	} else {	3349	} else {
2670	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3350	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2671	}	3351	}
2672		3352
2673	cf::override;	3353	cf::override;
2674	},	3354	},
2675	);	3355	);
…		…
2695		3375
2696	$coro	3376	$coro
2697	}	3377	}
2698		3378
2699	cf::client->attach (	3379	cf::client->attach (
2700	on_destroy => sub {	3380	on_client_destroy => sub {
2701	my ($ns) = @_;	3381	my ($ns) = @_;
2702		3382
2703	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2704	},	3384	},
2705	);	3385	);
…		…
2721	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
2722		3402
2723	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
2724		3404
2725	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
2726	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
2727	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
2728	sort time	3408	sort time
2729	));	3409	));
2730		3410
2731	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
2733	=pod	3413	=pod
2734		3414
2735	The following functions and methods are available within a safe environment:	3415	The following functions and methods are available within a safe environment:
2736		3416
2737	cf::object	3417	cf::object
2738	contr pay_amount pay_player map x y force_find force_add	3418	contr pay_amount pay_player map x y force_find force_add destroy
2739	insert remove name archname title slaying race decrease_ob_nr	3419	insert remove name archname title slaying race decrease split
		3420	value
2740		3421
2741	cf::object::player	3422	cf::object::player
2742	player	3423	player
2743		3424
2744	cf::player	3425	cf::player
…		…
2749		3430
2750	=cut	3431	=cut
2751		3432
2752	for (	3433	for (
2753	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3434	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2754	insert remove inv name archname title slaying race	3435	insert remove inv nrof name archname title slaying race
2755	decrease_ob_nr)],	3436	decrease split destroy change_exp value msg lore send_msg)],
2756	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
2757	["cf::player" => qw(peaceful)],	3438	["cf::player" => qw(peaceful send_msg)],
2758	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
2759	) {	3440	) {
2760	no strict 'refs';
2761	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
2762	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2763	for @funs;	3443	for @funs;
2764	}	3444	}
2765		3445
…		…
2780		3460
2781	my $qcode = $code;	3461	my $qcode = $code;
2782	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2783	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
2784		3464
		3465	%vars = (_dummy => 0) unless %vars;
		3466
		3467	my @res;
2785	local $_;	3468	local $_;
2786	local @safe::cf::_safe_eval_args = values %vars;
2787		3469
2788	my $eval =	3470	my $eval =
2789	"do {\n"	3471	"do {\n"
2790	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2791	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
2792	. $code	3474	. $code
2793	. "\n}"	3475	. "\n}"
2794	;	3476	;
2795		3477
		3478	if ($CFG{safe_eval}) {
2796	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
2797	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2798	sub_generation_inc;	3482	sub_generation_inc;
		3483	} else {
		3484	local @cf::_safe_eval_args = values %vars;
		3485	@res = wantarray ? eval eval : scalar eval $eval;
		3486	}
2799		3487
2800	if ($@) {	3488	if ($@) {
2801	warn "$@";	3489	warn "$@",
2802	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
2803	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
2804	}	3492	}
2805		3493
2806	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
2807	}	3495	}
2808		3496
…		…
2822	=cut	3510	=cut
2823		3511
2824	sub register_script_function {	3512	sub register_script_function {
2825	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
2826		3514
2827	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
2828	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
2829	}	3517	}
2830		3518
2831	=back	3519	=back
2832		3520
2833	=cut	3521	=cut
2834		3522
2835	#############################################################################	3523	#############################################################################
2836	# the server's init and main functions	3524	# the server's init and main functions
2837		3525
		3526	{
		3527	package cf::face;
		3528
		3529	our %HASH; # hash => idx
		3530	our @DATA; # dynamically-created facedata, only faceste 0 used
		3531	our @FOFS; # file offset, if > 0
		3532	our @SIZE; # size of face, in octets
		3533	our @META; # meta hash of face, if any
		3534	our $DATAFH; # facedata filehandle
		3535
		3536	# internal api, not finalised
		3537	sub set {
		3538	my ($name, $type, $data) = @_;
		3539
		3540	my $idx = cf::face::find $name;
		3541
		3542	if ($idx) {
		3543	delete $HASH{cf::face::get_csum $idx};
		3544	} else {
		3545	$idx = cf::face::alloc $name;
		3546	}
		3547
		3548	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3549
		3550	cf::face::set_type $idx, $type;
		3551	cf::face::set_csum $idx, 0, $hash;
		3552
		3553	# we need to destroy the SV itself, not just modify it, as a running ix
		3554	# might hold a reference to it: "delete" achieves that.
		3555	delete $FOFS[0][$idx];
		3556	delete $DATA[0][$idx];
		3557	$DATA[0][$idx] = $data;
		3558	$SIZE[0][$idx] = length $data;
		3559	delete $META[$idx];
		3560	$HASH{$hash} = $idx;#d#
		3561
		3562	$idx
		3563	}
		3564
		3565	sub _get_data($$$) {
		3566	my ($idx, $set, $cb) = @_;
		3567
		3568	if (defined $DATA[$set][$idx]) {
		3569	$cb->($DATA[$set][$idx]);
		3570	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3571	my $size = $SIZE[$set][$idx];
		3572	my $buf;
		3573	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3574	if ($_[0] == $size) {
		3575	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3576	$cb->($buf);
		3577	} else {
		3578	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3579	}
		3580	};
		3581	} else {
		3582	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3583	}
		3584	}
		3585
		3586	# rather ineffient
		3587	sub cf::face::get_data($;$) {
		3588	my ($idx, $set) = @_;
		3589
		3590	_get_data $idx, $set, Coro::rouse_cb;
		3591	Coro::rouse_wait
		3592	}
		3593
		3594	sub cf::face::ix {
		3595	my ($ns, $set, $idx, $pri) = @_;
		3596
		3597	_get_data $idx, $set, sub {
		3598	$ns->ix_send ($idx, $pri, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
2838	sub load_facedata($) {	3603	sub load_facedata($) {
2839	my ($path) = @_;	3604	my ($path) = @_;
2840		3605
2841	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2842		3607
2843	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
2844		3609
2845	my $facedata;	3610	my $facedata = decode_storable load_file "$path/faceinfo";
2846	0 < aio_load $path, $facedata
2847	or die "$path: $!";
2848
2849	$facedata = Coro::Storable::thaw $facedata;
2850		3611
2851	$facedata->{version} == 2	3612	$facedata->{version} == 2
2852	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2853		3614
2854	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2855	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
2856	type => FT_RSRC,	3617
2857	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3618	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2858	};	3619
2859	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
2860		3623
2861	{	3624	{
2862	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
2863		3626
2864	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3630
2866	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3633	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2869	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3634	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2870		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2871	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
2872	}	3638	}
2873		3639
2874	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3641	next unless $info->{smooth};
		3642
2876	my $idx = cf::face::find $face	3643	my $idx = cf::face::find $face
2877	or next;	3644	or next;
		3645
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3649	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
2883	}	3651	}
2884
2885	cf::cede_to_tick;
2886	}	3652	}
2887	}	3653	}
2888		3654
2889	{	3655	{
2890	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
2891		3657
2892	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
2893	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
2894	cf::cede_to_tick;
2895	}	3660	}
2896		3661
2897	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
2898	}	3663	}
2899		3664
2900	{	3665	{
2901	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
2904		3667
2905	my $soundconf = delete $res->{"res/sound.conf"};
2906
2907	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
		3669	if (defined (my $type = $info->{type})) {
		3670	# TODO: different hash - must free and use new index, or cache ixface data queue
2908	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2909	my $data;
2910		3672
2911	if ($info->{type} & 1) {	3673	cf::face::set_type $idx, $type;
2912	# prepend meta info	3674	cf::face::set_csum $idx, 0, $info->{hash};
2913		3675	$cf::face::SIZE[0][$idx] = $info->{size};
2914	my $meta = $enc->encode ({	3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
2915	name => $name,	3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2916	%{ $info->{meta} || {} },	3678	$cf::face::HASH{$info->{hash}} = $idx;
2917	});
2918
2919	$data = pack "(w/a*)*", $meta, $info->{data};
2920	} else {	3679	} else {
2921	$data = $info->{data};	3680	# $RESOURCE{$name} = $info; # unused
2922	}	3681	}
2923
2924	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2925	cf::face::set_type $idx, $info->{type};
2926
2927	cf::cede_to_tick;
2928	}
2929
2930	if ($soundconf) {
2931	$soundconf = $enc->decode (delete $soundconf->{data});
2932
2933	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2934	my $sound = $soundconf->{compat}[$_]
2935	or next;
2936
2937	my $face = cf::face::find "sound/$sound->[1]";
2938	cf::sound::set $sound->[0] => $face;
2939	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2940	}	3682	}
2941
2942	while (my ($k, $v) = each %{$soundconf->{event}}) {
2943	my $face = cf::face::find "sound/$v";
2944	cf::sound::set $k => $face;
2945	}
2946	}
2947	}	3683	}
		3684
		3685	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3686
		3687	# HACK to clear player env face cache, we need some signal framework
		3688	# for this (global event?)
		3689	%ext::player_env::MUSIC_FACE_CACHE = ();
		3690
		3691	# END ATOMIC
		3692
		3693	cf::debug "facedata atomic update time ", EV::time - $t1;
		3694
		3695	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3696
		3697	aio_close $fh if $fh; # close old facedata
2948		3698
2949	1	3699	1
2950	}	3700	}
2951		3701
2952	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
…		…
2955	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
2956	$ns->fx_want ($k, $v);	3706	$ns->fx_want ($k, $v);
2957	}	3707	}
2958	};	3708	};
2959		3709
		3710	sub load_resource_file($) {
		3711	my $guard = lock_acquire "load_resource_file";
		3712
		3713	my $status = load_resource_file_ $_[0];
		3714	get_slot 0.1, 100;
		3715	cf::arch::commit_load;
		3716
		3717	$status
		3718	}
		3719
		3720	sub reload_exp_table {
		3721	_reload_exp_table;
		3722
		3723	cf::face::set
		3724	"res/exp_table" => FT_RSRC,
		3725	JSON::XS->new->utf8->canonical->encode (
		3726	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3727	);
		3728	}
		3729
		3730	sub reload_materials {
		3731	_reload_materials;
		3732	}
		3733
2960	sub reload_regions {	3734	sub reload_regions {
		3735	# HACK to clear player env face cache, we need some signal framework
		3736	# for this (global event?)
		3737	%ext::player_env::MUSIC_FACE_CACHE = ();
		3738
2961	load_resource_file "$MAPDIR/regions"	3739	load_resource_file "$MAPDIR/regions"
2962	or die "unable to load regions file\n";	3740	or die "unable to load regions file\n";
2963		3741
2964	for (cf::region::list) {	3742	for (cf::region::list) {
2965	$_->{match} = qr/$_->{match}/	3743	$_->{match} = qr/$_->{match}/
2966	if exists $_->{match};	3744	if exists $_->{match};
2967	}	3745	}
2968	}	3746	}
2969		3747
2970	sub reload_facedata {	3748	sub reload_facedata {
2971	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
2972	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
2973	}	3751	}
2974		3752
2975	sub reload_archetypes {	3753	sub reload_archetypes {
2976	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
2977	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
2978	#d# NEED to laod twice to resolve forward references	3756
2979	# this really needs to be done in an extra post-pass	3757	cf::face::set
2980	# (which needs to be synchronous, so solve it differently)	3758	"res/skill_info" => FT_RSRC,
2981	load_resource_file "$DATADIR/archetypes"	3759	JSON::XS->new->utf8->canonical->encode (
2982	or die "unable to load archetypes\n";	3760	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3761	);
		3762
		3763	cf::face::set
		3764	"res/spell_paths" => FT_RSRC,
		3765	JSON::XS->new->utf8->canonical->encode (
		3766	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3767	);
2983	}	3768	}
2984		3769
2985	sub reload_treasures {	3770	sub reload_treasures {
2986	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
2987	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
2988	}	3773	}
2989		3774
		3775	sub reload_sound {
		3776	trace "loading sound config from $DATADIR/sound\n";
		3777
		3778	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3779
		3780	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3781	my $sound = $soundconf->{compat}[$_]
		3782	or next;
		3783
		3784	my $face = cf::face::find "sound/$sound->[1]";
		3785	cf::sound::set $sound->[0] => $face;
		3786	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3787	}
		3788
		3789	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3790	my $face = cf::face::find "sound/$v";
		3791	cf::sound::set $k => $face;
		3792	}
		3793	}
		3794
2990	sub reload_resources {	3795	sub reload_resources {
2991	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
2992		3797
		3798	reload_materials;
		3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
		3802	reload_archetypes;
2993	reload_regions;	3803	reload_regions;
2994	reload_facedata;
2995	#reload_archetypes;#d#
2996	reload_archetypes;
2997	reload_treasures;	3804	reload_treasures;
2998		3805
2999	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3000	}
3001
3002	sub init {
3003	reload_resources;
3004	}	3807	}
3005		3808
3006	sub reload_config {	3809	sub reload_config {
3007	open my $fh, "<:utf8", "$CONFDIR/config"	3810	trace "reloading config file...\n";
3008	or return;
3009		3811
3010	local $/;	3812	my $config = load_file "$CONFDIR/config";
3011	*CFG = YAML::Syck::Load <$fh>;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3012		3815
3013	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3014		3817
3015	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3818	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3016	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3819	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3017		3820
3018	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3022	};	3825	};
3023	warn $@ if $@;	3826	warn $@ if $@;
3024	}	3827	}
3025	}	3828	}
3026		3829
		3830	sub pidfile() {
		3831	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3832	or die "$PIDFILE: $!";
		3833	flock $fh, &Fcntl::LOCK_EX
		3834	or die "$PIDFILE: flock: $!";
		3835	$fh
		3836	}
		3837
		3838	# make sure only one server instance is running at any one time
		3839	sub atomic {
		3840	my $fh = pidfile;
		3841
		3842	my $pid = <$fh>;
		3843	kill 9, $pid if $pid > 0;
		3844
		3845	seek $fh, 0, 0;
		3846	print $fh $$;
		3847	}
		3848
		3849	sub main_loop {
		3850	trace "EV::loop starting\n";
		3851	if (1) {
		3852	EV::loop;
		3853	}
		3854	trace "EV::loop returned\n";
		3855	goto &main_loop unless $REALLY_UNLOOP;
		3856	}
		3857
3027	sub main {	3858	sub main {
		3859	cf::init_globals; # initialise logging
		3860
		3861	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3862	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3863	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3864	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3865
		3866	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3867
3028	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3029	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3030	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3870	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3031	(async {	3871	(async {
3032	Event::one_event;	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3873	EV::loop EV::LOOP_ONESHOT;
3033	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3034	};	3875	};
3035		3876
		3877	evthread_start IO::AIO::poll_fileno;
		3878
		3879	cf::sync_job {
		3880	cf::incloader::init ();
		3881
		3882	db_init;
		3883
		3884	cf::init_anim;
		3885	cf::init_attackmess;
		3886	cf::init_dynamic;
		3887
		3888	cf::load_settings;
		3889
		3890	reload_resources;
3036	reload_config;	3891	reload_config;
3037	db_init;	3892
		3893	cf::init_uuid;
		3894	cf::init_signals;
		3895	cf::init_skills;
		3896
		3897	cf::init_beforeplay;
		3898
		3899	atomic;
		3900
3038	load_extensions;	3901	load_extensions;
3039		3902
3040	$TICK_WATCHER->start;	3903	utime time, time, $RUNTIMEFILE;
3041	Event::loop;	3904
		3905	# no (long-running) fork's whatsoever before this point(!)
		3906	use POSIX ();
		3907	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3908
		3909	cf::_post_init 0;
		3910	};
		3911
		3912	cf::object::thawer::errors_are_fatal 0;
		3913	info "parse errors in files are no longer fatal from this point on.\n";
		3914
		3915	AE::postpone {
		3916	undef &main; # free gobs of memory :)
		3917	};
		3918
		3919	goto &main_loop;
3042	}	3920	}
3043		3921
3044	#############################################################################	3922	#############################################################################
3045	# initialisation and cleanup	3923	# initialisation and cleanup
3046		3924
3047	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3048	BEGIN {	3926	BEGIN {
		3927	our %SIGWATCHER = ();
3049	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3050	Event->signal (	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3051	reentrant => 0,
3052	data => WF_AUTOCANCEL,
3053	signal => $signal,
3054	prio => 0,
3055	cb => sub {
3056	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3057	},
3058	);	3931	};
3059	}	3932	}
3060	}	3933	}
3061		3934
3062	sub write_runtime {	3935	sub write_runtime_sync {
3063	my $runtime = "$LOCALDIR/runtime";	3936	my $t0 = AE::time;
3064		3937
3065	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3066	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3067		3940
3068	IO::AIO::aio_utime $runtime, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3069		3942
3070	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3071		3944
3072	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3073	or return;	3946	or return;
3074		3947
3075	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3076	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3077	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3087	aio_utime $fh, undef, undef;	3960	aio_utime $fh, undef, undef;
3088		3961
3089	close $fh	3962	close $fh
3090	or return;	3963	or return;
3091		3964
3092	aio_rename "$runtime~", $runtime	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3093	and return;	3966	and return;
3094		3967
3095	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3096		3969
3097	1	3970	1
		3971	}
		3972
		3973	our $uuid_lock;
		3974	our $uuid_skip;
		3975
		3976	sub write_uuid_sync($) {
		3977	$uuid_skip ||= $_[0];
		3978
		3979	return if $uuid_lock;
		3980	local $uuid_lock = 1;
		3981
		3982	my $uuid = "$LOCALDIR/uuid";
		3983
		3984	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3985	or return;
		3986
		3987	my $value = uuid_seq uuid_cur;
		3988
		3989	unless ($value) {
		3990	info "cowardly refusing to write zero uuid value!\n";
		3991	return;
		3992	}
		3993
		3994	my $value = uuid_str $value + $uuid_skip;
		3995	$uuid_skip = 0;
		3996
		3997	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3998	and return;
		3999
		4000	# always fsync - this file is important
		4001	aio_fsync $fh
		4002	and return;
		4003
		4004	close $fh
		4005	or return;
		4006
		4007	aio_rename "$uuid~", $uuid
		4008	and return;
		4009
		4010	trace "uuid file written ($value).\n";
		4011
		4012	1
		4013
		4014	}
		4015
		4016	sub write_uuid($$) {
		4017	my ($skip, $sync) = @_;
		4018
		4019	$sync ? write_uuid_sync $skip
		4020	: async { write_uuid_sync $skip };
3098	}	4021	}
3099		4022
3100	sub emergency_save() {	4023	sub emergency_save() {
3101	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3102		4025
3103	warn "enter emergency perl save\n";	4026	info "emergency_perl_save: enter\n";
		4027
		4028	# this is a trade-off: we want to be very quick here, so
		4029	# save all maps without fsync, and later call a global sync
		4030	# (which in turn might be very very slow)
		4031	local $USE_FSYNC = 0;
3104		4032
3105	cf::sync_job {	4033	cf::sync_job {
		4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
3106	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3107	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3108	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3109	warn "begin emergency player save\n";	4039	info "emergency_perl_save: begin player save\n";
3110	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3111	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3112	$pl->valid or next;	4042	$pl->valid or next;
		4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3113	$pl->save;	4044	$pl->save;
3114	}	4045	}
3115	warn "end emergency player save\n";	4046	info "emergency_perl_save: end player save\n";
3116		4047
3117	warn "begin emergency map save\n";	4048	cf::write_runtime_sync; # external watchdog should not bark
		4049
		4050	info "emergency_perl_save: begin map save\n";
3118	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3119	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3120	$map->valid or next;	4053	$map->valid or next;
3121	$map->save;	4054	$map->save;
3122	}	4055	}
3123	warn "end emergency map save\n";	4056	info "emergency_perl_save: end map save\n";
3124		4057
3125	warn "begin emergency database checkpoint\n";	4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
		4060	info "emergency_perl_save: begin database checkpoint\n";
3126	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3127	warn "end emergency database checkpoint\n";	4062	info "emergency_perl_save: end database checkpoint\n";
		4063
		4064	info "emergency_perl_save: begin write uuid\n";
		4065	write_uuid_sync 1;
		4066	info "emergency_perl_save: end write uuid\n";
		4067
		4068	cf::write_runtime_sync; # external watchdog should not bark
		4069
		4070	trace "emergency_perl_save: syncing database to disk";
		4071	BDB::db_env_txn_checkpoint $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3128	};	4086	};
3129		4087
3130	warn "leave emergency perl save\n";	4088	info "emergency_perl_save: leave\n";
3131	}	4089	}
3132		4090
3133	sub post_cleanup {	4091	sub post_cleanup {
3134	my ($make_core) = @_;	4092	my ($make_core) = @_;
3135		4093
		4094	IO::AIO::flush;
		4095
3136	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3137	if $make_core;	4097	if $make_core;
		4098
		4099	my $fh = pidfile;
		4100	unlink $PIDFILE if <$fh> == $$;
		4101	}
		4102
		4103	# a safer delete_package, copied from Symbol
		4104	sub clear_package($) {
		4105	my $pkg = shift;
		4106
		4107	# expand to full symbol table name if needed
		4108	unless ($pkg =~ /^main::.*::$/) {
		4109	$pkg = "main$pkg" if $pkg =~ /^::/;
		4110	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4111	$pkg .= '::' unless $pkg =~ /::$/;
		4112	}
		4113
		4114	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4115	my $stem_symtab = *{$stem}{HASH};
		4116
		4117	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4118	or return;
		4119
		4120	# clear all symbols
		4121	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4122	for my $name (keys %$leaf_symtab) {
		4123	_gv_clear *{"$pkg$name"};
		4124	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4125	}
3138	}	4126	}
3139		4127
3140	sub do_reload_perl() {	4128	sub do_reload_perl() {
3141	# can/must only be called in main	4129	# can/must only be called in main
3142	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3143	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3144	return;	4132	return;
3145	}	4133	}
3146		4134
3147	warn "reloading...";	4135	return if $RELOAD++;
3148		4136
3149	warn "entering sync_job";	4137	my $t1 = AE::time;
3150		4138
		4139	while ($RELOAD) {
		4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
		4142
		4143	trace "perl_reload: entering sync_job";
		4144
3151	cf::sync_job {	4145	cf::sync_job {
3152	cf::write_runtime; # external watchdog should not bark
3153	cf::emergency_save;	4146	#cf::emergency_save;
3154	cf::write_runtime; # external watchdog should not bark
3155		4147
3156	warn "syncing database to disk";
3157	BDB::db_env_txn_checkpoint $DB_ENV;
3158
3159	# if anything goes wrong in here, we should simply crash as we already saved
3160
3161	warn "cancelling all WF_AUTOCANCEL watchers";
3162	for (Event::all_watchers) {
3163	$_->cancel if $_->data & WF_AUTOCANCEL;
3164	}
3165
3166	warn "flushing outstanding aio requests";
3167	for (;;) {
3168	BDB::flush;
3169	IO::AIO::flush;
3170	Coro::cede;
3171	last unless IO::AIO::nreqs || BDB::nreqs;
3172	warn "iterate...";
3173	}
3174
3175	++$RELOAD;
3176
3177	warn "cancelling all extension coros";	4148	trace "perl_reload: cancelling all extension coros";
3178	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3179	%EXT_CORO = ();	4150	%EXT_CORO = ();
3180		4151
3181	warn "removing commands";	4152	trace "perl_reload: removing commands";
3182	%COMMAND = ();	4153	%COMMAND = ();
3183		4154
3184	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3185	%EXTCMD = ();	4156	%EXTCMD = ();
3186	%EXTICMD = ();	4157	%EXTICMD = ();
3187		4158
3188	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3189	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3190	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3191		4162
3192	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3193	eval {	4164	eval {
3194	$cb->($pkg);	4165	$cb->($pkg);
3195	1	4166	1
3196	} or warn "$pkg unloaded, but with errors: $@";	4167	} or error "$pkg unloaded, but with errors: $@";
		4168	}
		4169
		4170	trace "... clearing $pkg";
		4171	clear_package $pkg;
3197	}	4172	}
3198		4173
3199	warn "... nuking $pkg";
3200	Symbol::delete_package $pkg;
3201	}
3202
3203	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3204	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3205	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3206		4177
3207	warn "... unloading $k";	4178	trace "... unloading $k";
3208	delete $INC{$k};	4179	delete $INC{$k};
3209		4180
3210	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3211	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3212		4183
3213	if (my $cb = $k->can ("unload_module")) {	4184	if (my $cb = $k->can ("unload_module")) {
3214	$cb->();	4185	$cb->();
		4186	}
		4187
		4188	clear_package $k;
3215	}	4189	}
3216		4190
3217	Symbol::delete_package $k;
3218	}
3219
3220	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3221	Symbol::delete_package "safe::$_"	4192	clear_package "safe::$_"
3222	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4193	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3223		4194
3224	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3225	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3226	delete $INC{"cf/pod.pm"};	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3227		4198
3228	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3229	# and global variables created in xs	4200	# and global variables created in xs
3230	#Symbol::delete_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3231		4202
3232	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3233		4204
3234	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3235	require cf;	4206	require cf;
3236	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4207	cf::_connect_to_perl_1;
3237		4208
3238	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3239	cf::reload_config;	4210	cf::reload_config;
3240		4211
3241	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3242	cf::load_extensions;	4213	cf::load_extensions;
3243		4214
		4215	if ($REATTACH_ON_RELOAD) {
3244	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3245	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3246	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3247	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3248	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3249	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
		4222	}
3250		4223
3251	warn "leaving sync_job";	4224	cf::_post_init 1;
3252		4225
		4226	trace "perl_reload: leaving sync_job";
		4227
3253	1	4228	1
3254	} or do {	4229	} or do {
3255	warn $@;	4230	error $@;
3256	warn "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
3257	exit 1;	4232	};
		4233
		4234	--$RELOAD;
3258	};	4235	}
3259		4236
3260	warn "reloaded";	4237	$t1 = AE::time - $t1;
		4238	info "perl_reload: completed in ${t1}s\n";
3261	};	4239	};
3262		4240
3263	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3264		4242
3265	sub reload_perl() {	4243	sub reload_perl() {
3266	# doing reload synchronously and two reloads happen back-to-back,	4244	# doing reload synchronously and two reloads happen back-to-back,
3267	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3268		4246
3269	$RELOAD_WATCHER ||= Event->timer (	4247	$RELOAD_WATCHER ||= cf::async {
3270	reentrant => 0,	4248	Coro::AIO::aio_wait cache_extensions;
3271	after => 0,	4249
3272	data => WF_AUTOCANCEL,	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3273	cb => sub {
3274	do_reload_perl;	4251	do_reload_perl;
3275	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
3276	},	4253	};
3277	);	4254	};
3278	}	4255	}
3279		4256
3280	register_command "reload" => sub {	4257	register_command "reload" => sub {
3281	my ($who, $arg) = @_;	4258	my ($who, $arg) = @_;
3282		4259
3283	if ($who->flag (FLAG_WIZ)) {	4260	if ($who->flag (FLAG_WIZ)) {
3284	$who->message ("reloading server.");	4261	$who->message ("reloading server.");
		4262	async {
		4263	$Coro::current->{desc} = "perl_reload";
3285	async { reload_perl };	4264	reload_perl;
		4265	};
3286	}	4266	}
3287	};	4267	};
3288		4268
3289	unshift @INC, $LIBDIR;	4269	#############################################################################
3290		4270
3291	my $bug_warning = 0;	4271	my $bug_warning = 0;
3292		4272
3293	our @WAIT_FOR_TICK;
3294	our @WAIT_FOR_TICK_BEGIN;
3295
3296	sub wait_for_tick {	4273	sub wait_for_tick() {
3297	return unless $TICK_WATCHER->is_active;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3298	return if $Coro::current == $Coro::main;
3299		4275
3300	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3301	push @WAIT_FOR_TICK, $signal;
3302	$signal->wait;
3303	}	4277	}
3304		4278
3305	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3306	return unless $TICK_WATCHER->is_active;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3307	return if $Coro::current == $Coro::main;
3308		4281
3309	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3310	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3311	$signal->wait;	4284	$signal->wait;
3312	}	4285	}
3313		4286
3314	my $min = 1e6;#d#	4287	sub tick {
3315	my $avg = 10;
3316	$TICK_WATCHER = Event->timer (
3317	reentrant => 0,
3318	parked => 1,
3319	prio => 0,
3320	at => $NEXT_TICK || $TICK,
3321	data => WF_AUTOCANCEL,
3322	cb => sub {
3323	if ($Coro::current != $Coro::main) {	4288	if ($Coro::current != $Coro::main) {
3324	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3325	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3326	return;	4291	return;
3327	}	4292	}
3328		4293
3329	$NOW = $tick_start = Event::time;	4294	cf::one_tick; # one server iteration
3330		4295
3331	cf::server_tick; # one server iteration	4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3332		4297
3333	0 && sync_job {#d#	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	for(1..10) {	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3335	my $t = Event::time;	4300	Coro::async_pool {
3336	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4301	$Coro::current->{desc} = "runtime saver";
3337	or die;	4302	write_runtime_sync
3338		4303	or error "ERROR: unable to write runtime file: $!";
3339	$map->width (50);
3340	$map->height (50);
3341	$map->alloc;
3342	$map->_load_objects ("/tmp/x.map", 1);
3343	my $t = Event::time - $t;
3344
3345	#next unless $t < 0.0013;#d#
3346	if ($t < $min) {
3347	$min = $t;
3348	}
3349	$avg = $avg * 0.99 + $t * 0.01;
3350	}
3351	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3352	exit 0;
3353	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3354	};	4304	};
		4305	}
3355		4306
3356	$RUNTIME += $TICK;
3357	$NEXT_TICK += $TICK;
3358
3359	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3360	$NEXT_RUNTIME_WRITE = $NOW + 10;
3361	Coro::async_pool {
3362	write_runtime
3363	or warn "ERROR: unable to write runtime file: $!";
3364	};
3365	}
3366
3367	# my $AFTER = Event::time;
3368	# warn $AFTER - $NOW;#d#
3369
3370	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3371	$sig->send;	4308	$sig->send;
3372	}	4309	}
3373	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3374	$sig->send;
3375	}
3376		4311
3377	$NOW = Event::time;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3378
3379	# if we are delayed by four ticks or more, skip them all
3380	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3381
3382	$TICK_WATCHER->at ($NEXT_TICK);
3383	$TICK_WATCHER->start;
3384
3385	$LOAD = ($NOW - $tick_start) / $TICK;
3386	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3387		4314
3388	_post_tick;	4315	if (0) {
3389		4316	if ($NEXT_TICK) {
3390		4317	my $jitter = $TICK_START - $NEXT_TICK;
		4318	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4319	debug "jitter $JITTER\n";#d#
		4320	}
3391	},	4321	}
3392	);	4322	}
3393		4323
3394	{	4324	{
3395	BDB::max_poll_time $TICK * 0.1;	4325	# configure BDB
3396	$BDB_POLL_WATCHER = Event->io (	4326	info "initialising database";
3397	reentrant => 0,	4327
3398	fd => BDB::poll_fileno,
3399	poll => 'r',
3400	prio => 0,
3401	data => WF_AUTOCANCEL,
3402	cb => \&BDB::poll_cb,
3403	);
3404	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3405		4329	BDB::max_poll_reqs $TICK * 0.1;
3406	BDB::set_sync_prepare {	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3407	my $status;
3408	my $current = $Coro::current;
3409	(
3410	sub {
3411	$status = $!;
3412	$current->ready; undef $current;
3413	},
3414	sub {
3415	Coro::schedule while defined $current;
3416	$! = $status;
3417	},
3418	)
3419	};
3420		4331
3421	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3422	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
		4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4335	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4336	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4337	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4338	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3423		4339
3424	cf::sync_job {	4340	cf::sync_job {
3425	eval {	4341	eval {
3426	BDB::db_env_open	4342	BDB::db_env_open
3427	$DB_ENV,	4343	$DB_ENV,
…		…
3429	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3430	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3431	0666;	4347	0666;
3432		4348
3433	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3434
3435	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3436	$DB_ENV->set_lk_detect;
3437	};	4350	};
3438		4351
3439	cf::cleanup "db_env_open(db): $@" if $@;	4352	cf::cleanup "db_env_open(db): $@" if $@;
3440	};	4353	};
3441	}	4354	}
		4355
		4356	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4357	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4358	};
		4359	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4361	};
		4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4364	};
		4365
		4366	info "database initialised";
3442	}	4367	}
3443		4368
3444	{	4369	{
		4370	# configure IO::AIO
		4371
		4372	info "initialising aio";
3445	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3446
3447	undef $Coro::AIO::WATCHER;
3448	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3449	$AIO_POLL_WATCHER = Event->io (	4375	undef $AnyEvent::AIO::WATCHER;
3450	reentrant => 0,	4376	info "aio initialised";
3451	data => WF_AUTOCANCEL,
3452	fd => IO::AIO::poll_fileno,
3453	poll => 'r',
3454	prio => 6,
3455	cb => \&IO::AIO::poll_cb,
3456	);
3457	}	4377	}
3458		4378
3459	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3460		4381
3461	sub _log_backtrace {	4382	sub _log_backtrace {
3462	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3463		4384
3464	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3465		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3466	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3467	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3468	++$_log_backtrace;	4393	++$_log_backtrace;
		4394	my $perl_bt = Carp::longmess $msg;
3469	async {	4395	async {
		4396	$Coro::current->{desc} = "abt $msg";
		4397
3470	my @bt = fork_call {	4398	my @bt = fork_call {
3471	@addr = map { sprintf "%x", $_ } @addr;	4399	@addr = map { sprintf "%x", $_ } @addr;
3472	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4400	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3473	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4401	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3474	or die "addr2line: $!";	4402	or die "addr2line: $!";
…		…
3482	}	4410	}
3483		4411
3484	@funcs	4412	@funcs
3485	};	4413	};
3486		4414
3487	LOG llevInfo, "[ABT] $msg\n";	4415	LOG llevInfo, "[ABT] $perl_bt\n";
		4416	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3488	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
3489	--$_log_backtrace;	4418	--$_log_backtrace;
3490	};	4419	};
3491	} else {	4420	} else {
3492	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
3493	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3494	}	4423	}
3495	}	4424	}
3496		4425
3497	# load additional modules	4426	# load additional modules
3498	use cf::pod;	4427	require "cf/$_.pm" for @EXTRA_MODULES;
		4428	cf::_connect_to_perl_2;
3499		4429
3500	END { cf::emergency_save }	4430	END { cf::emergency_save }
3501		4431
3502	1	4432	1
3503		4433

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