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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.358 by root, Fri Sep 7 18:10:52 2007 UTC vs.
Revision 1.599 by root, Sun Nov 11 04:29:11 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	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
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		145
92	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # 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 $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		537
292	sub lock_wait($) {	538	sub lock_wait($) {
293	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	540	}
306		541
307	sub lock_acquire($) {	542	sub lock_acquire($) {
308	my ($key) = @_;	543	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	544	}
322		545
323	sub lock_active($) {	546	sub lock_active($) {
324	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	548	}
328		549
329	sub freeze_mainloop {	550	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
331		552
332	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	554	}
334	};	555
335	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
336	$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
337	}	569	}
338		570
339	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
340		572
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
342	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
343	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
344		580
345	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
346	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
347		583
348	Useful for short background jobs.	584	Useful for short background jobs.
349		585
350	=cut	586	=cut
351		587
352	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
354		591
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
357	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
358		598
359	while () {	599	while () {
360	next_job:	600	next_job:
		601
361	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	603
363	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	608	$job->[2]->send;
367	Coro::cede;	609	Coro::cede;
368	goto next_job;	610	goto next_job;
369	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	613	}
371	}	614	}
372		615
373	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
374	# 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
375	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
376	$signal->wait;
377	} else {	619	} else {
		620	$busy = 0;
378	Coro::schedule;	621	Coro::schedule;
379	}	622	}
380	}	623	}
381	};	624	};
382		625
383	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
384	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
385		630
386	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
387	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
388		634
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
402		648
403	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
404		650
405	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
406		652
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	656	acceptable.
411		657
412	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
413	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
…		…
417	=cut	663	=cut
418		664
419	sub sync_job(&) {	665	sub sync_job(&) {
420	my ($job) = @_;	666	my ($job) = @_;
421		667
422	if ($Coro::current == $Coro::main) {	668	if (in_main) {
423	my $time = Event::time;	669	my $time = AE::time;
424		670
425	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
427		673
428	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	675
430	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
431		677
432	my $busy = 1;	678	my $busy = 1;
433	my @res;	679	my @res;
434		680
435	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	683	@res = eval { $job->() };
437	warn $@ if $@;	684	error $@ if $@;
438	undef $busy;	685	undef $busy;
439	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
440		687
441	while ($busy) {	688	while ($busy) {
442	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
443	}	693	}
		694	}
444		695
445	$time = Event::time - $time;	696	my $time = AE::time - $time;
446		697
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
451		699
452	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
453	} else {	701	} else {
454	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
455		703
…		…
475	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
476		724
477	$coro	725	$coro
478	}	726	}
479		727
480	=item fork_call { }, $args	728	=item fork_call { }, @args
481		729
482	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
483	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
486		734
487	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
488		740
489	sub fork_call(&@) {	741	sub fork_call(&@) {
490	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
491		743
492	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
493	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
495		747
496	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
497	reset_signals;	749	cf::post_fork;
498	&$cb	750	&$cb
499	}, @args;	751	} @args;
500		752
501	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
502	}	792	}
503		793
504	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
505		795
506	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
508	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
509		799
510	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
513	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
514		829
515	our $DB;	830	our $DB;
516		831
517	sub db_init {	832	sub db_init {
518	unless ($DB) {	833	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	834	}
533		835
534	sub db_get($$) {	836	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
536		838
537	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
538	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
539		843
540	$! ? ()	844	$! ? ()
541	: $data	845	: $data
542	}
543	}	846	}
544		847
545	sub db_put($$$) {	848	sub db_put($$$) {
546	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575		878
576	my @data;	879	my @data;
577	my $md5;	880	my $md5;
578		881
579	for (0 .. $#$src) {	882	for (0 .. $#$src) {
580	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
581	or Carp::croak "$src->[$_]: $!";
582	}	884	}
583		885
584	# if processing is expensive, check	886	# if processing is expensive, check
585	# checksum first	887	# checksum first
586	if (1) {	888	if (1) {
…		…
599		901
600	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
601	}	903	}
602	}	904	}
603		905
604	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
605	my $data = $process->(\@data);	907	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
607		909
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		911
610	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
613		915
…		…
623		925
624	=cut	926	=cut
625		927
626	sub datalog($@) {	928	sub datalog($@) {
627	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	931	}
630		932
631	=back	933	=back
632		934
633	=cut	935	=cut
634		936
635	#############################################################################	937	#############################################################################
636		938
637	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
638		940
639	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
642		944
643	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	947	Deliantra).
646		948
647	=over 4	949	=over 4
648		950
649	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
650		952
…		…
694	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
695		997
696	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
698		1000
699	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
701		1003
702	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
703		1005
704	=over 4	1006	=over 4
…		…
828		1130
829	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		1133
832	} elsif (ref $type) {	1134	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
834		1136
835	} else {	1137	} else {
836	shift @arg;	1138	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
838	}	1140	}
839	}	1141	}
840	}	1142	}
841		1143
842	sub _object_attach {	1144	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
853	}	1155	}
854		1156
855	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
856	} else {	1158	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1160	}
859		1161
860	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
861	}	1163	}
862		1164
…		…
921		1223
922	for (@$callbacks) {	1224	for (@$callbacks) {
923	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
924		1226
925	if ($@) {	1227	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1229	override;
929	}	1230	}
930		1231
931	return 1 if $override;	1232	return 1 if $override;
932	}	1233	}
933		1234
934	0	1235	0
935	}	1236	}
936		1237
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1239
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1241
941	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
942		1243
…		…
948		1249
949	=cut	1250	=cut
950		1251
951	#############################################################################	1252	#############################################################################
952	# object support	1253	# object support
953	#
954		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
955	sub _can_merge {	1288	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
957		1290
958	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1292
962	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
963	}	1295	}
964		1296
965	sub reattach {	1297	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1299	my ($obj) = @_;
968		1300
		1301	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1303
971	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
972		1305
973	@$registry = ();	1306	@$registry = ();
974		1307
…		…
979	for (@$attach) {	1312	for (@$attach) {
980	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
982	}	1315	}
983	} else {	1316	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1318	}
986	}	1319	}
987	}	1320	}
988		1321
989	cf::attachable->attach (	1322	cf::attachable->attach (
990	prio => -1000000,	1323	prio => -1000000,
991	on_instantiate => sub {	1324	on_instantiate => sub {
992	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
993		1326
994	$data = from_json $data;	1327	$data = decode_json $data;
995		1328
996	for (@$data) {	1329	for (@$data) {
997	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
998		1331
999	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1346	);
1014		1347
1015	sub object_freezer_save {	1348	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1017		1350
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1351	sync_job {
1021	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1024		1357
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
1029	close $fh;	1365	aio_close $fh;
1030		1366
1031	if (@$objs) {	1367	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1037	close $fh;	1376	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1378	}
1040	} else {	1379	} else {
1041	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1042	}	1381	}
1043		1382
1044	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1387	} else {
1046	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1047	}	1389	}
1048	} else {	1390	} else {
1049	aio_unlink $filename;	1391	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1051	}	1393	}
1052	};	1394	};
1053
1054	undef $guard;
1055	}	1395	}
1056		1396
1057	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1059		1399
…		…
1064		1404
1065	sub object_thawer_load {	1405	sub object_thawer_load {
1066	my ($filename) = @_;	1406	my ($filename) = @_;
1067		1407
1068	my ($data, $av);	1408	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1409
1072	(aio_load $filename, $data) >= 0	1410	(aio_load $filename, $data) >= 0
1073	or return;	1411	or return;
1074		1412
1075	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1415	or return;
1078		1416
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1081	}	1419	}
1082		1420
		1421	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1085		1425
1086	($data, $av)	1426	($data, $av)
1087	}	1427	}
1088		1428
1089	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1093	=cut	1433	=cut
1094		1434
1095	#############################################################################	1435	#############################################################################
1096	# command handling &c	1436	# command handling &c
1097		1437
1098	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1099		1439
1100	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1101	$name.	1441	$name.
1102		1442
1103	=cut	1443	=cut
…		…
1109	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1110		1450
1111	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1112	}	1452	}
1113		1453
1114	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1115		1455
1116	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1117	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1118	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1119	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1120	has logged in successfully.	1460	has logged in successfully.
1121		1461
1122	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1123	called.
1124		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1125	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1126		1470
1127	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1128	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1129	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1130	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1131	log-in.	1475	log-in.
1132		1476
1133	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1134	called.
1135		1478
1136	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1137		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1138	sub register_extcmd {	1486	sub register_extcmd($$) {
1139	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1140		1488
1141	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1142	}	1490	}
1143		1491
1144	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1145	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1146		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1147	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1148	}	1502	}
1149		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1150	cf::player->attach (	1512	cf::player->attach (
1151	on_command => sub {	1513	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1153		1515
1154	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1155	or return;	1517	or return;
1156		1518
…		…
1164	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1165		1527
1166	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1167		1529
1168	if (ref $msg) {	1530	if (ref $msg) {
1169	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1170	"ARRAY" eq ref $msg
1171	? @$msg
1172	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1173		1532
1174	my @reply;
1175
1176	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1177	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1178	}	1551	}
1179		1552
1180	$pl->ext_reply ($reply, @reply)
1181	if $reply;
1182
1183	} else {	1553	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1555	}
1186		1556
1187	cf::override;	1557	cf::override;
1188	},	1558	},
1189	);	1559	);
1190		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1191	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1192	cf::sync_job {	1590	cf::sync_job {
1193	my %todo;	1591	my %todo;
1194		1592
1195	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1594	next unless -r $path;
…		…
1214		1612
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1615
1218	$ext{source} =	1616	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1221	. $source	1619	. $source
1222	. "\n};\n1";	1620	. "\n};\n1";
1223		1621
1224	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1225	}	1623	}
1226		1624
		1625	my $pass = 0;
1227	my %done;	1626	my %done;
1228	while (%todo) {	1627	while (%todo) {
1229	my $progress;	1628	my $progress;
1230		1629
		1630	++$pass;
		1631
		1632	ext:
1231	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1635	next ext
1234	unless exists $done{$_};	1636	unless exists $done{$_};
1235	}	1637	}
1236		1638
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1640
1239	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1244	warn $msg;	1657
1245	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1659	delete $todo{$k};
1247	}	1660	} else {
1248		1661	$done{$k} = delete $todo{$k};
1249	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1250	}	1667	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1668	}
1256		1669
1257	skip:	1670	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1260	}	1680	}
1261	};	1681	};
1262	}	1682	}
1263		1683
1264	#############################################################################	1684	#############################################################################
1265		1685
1266	=back	1686	=back
1267		1687
1268	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1269		1689
1270	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1271		1691
1272	=cut	1692	=cut
1273		1693
1274	package cf::player;	1694	package cf::player;
1275		1695
1276	use Coro::AIO;	1696	use Coro::AIO;
1277		1697
1278	=head3 cf::player	1698	=head3 cf::player
1279		1699
1280	=over 4	1700	=over 4
		1701
		1702	=item cf::player::num_playing
		1703
		1704	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1705
		1706	=cut
		1707
		1708	sub num_playing {
		1709	scalar grep
		1710	$_->ob->map
		1711	&& !$_->hidden
		1712	&& !$_->ob->flag (cf::FLAG_WIZ),
		1713	cf::player::list
		1714	}
1281		1715
1282	=item cf::player::find $login	1716	=item cf::player::find $login
1283		1717
1284	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1285		1719
…		…
1304		1738
1305	sub exists($) {	1739	sub exists($) {
1306	my ($login) = @_;	1740	my ($login) = @_;
1307		1741
1308	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1310	}	1744	}
1311		1745
1312	sub find($) {	1746	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1748	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1759
1326	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1761	or return;
1328		1762
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1331	or return;	1764	or return;
		1765
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1335	}	1769	}
1336	}	1770	}
1337	}	1771	}
1338		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1339	sub save($) {	1786	sub save($) {
1340	my ($pl) = @_;	1787	my ($pl) = @_;
1341		1788
1342	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1343		1790
…		…
1346		1793
1347	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1348		1795
1349	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1351		1803
1352	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1805	cf::cede_to_tick;
1354	}	1806	}
1355		1807
…		…
1387	my ($pl) = @_;	1839	my ($pl) = @_;
1388		1840
1389	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1390		1842
1391	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1845
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1395	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1397	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1398		1854
1399	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1401	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1439		1895
1440	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1441	my $path = path $login;	1897	my $path = path $login;
1442		1898
1443	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1905	}
1449		1906
…		…
1453		1910
1454	\@logins	1911	\@logins
1455	}	1912	}
1456		1913
1457	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1458		1917
1459	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1460	player. May block.	1919	player. May block.
1461		1920
1462	=cut	1921	=cut
…		…
1480	}	1939	}
1481		1940
1482	\@paths	1941	\@paths
1483	}	1942	}
1484		1943
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1945
1487	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535
1536	=item $player->ext_reply ($msgid, @msg)
1537
1538	Sends an ext reply to the player.
1539
1540	=cut
1541
1542	sub ext_reply($$@) {
1543	my ($self, $id, @msg) = @_;
1544
1545	$self->ns->ext_reply ($id, @msg)
1546	}
1547		1947
1548	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1549		1949
1550	Sends an ext event to the client.	1950	Sends an ext event to the client.
1551		1951
…		…
1571		1971
1572	=cut	1972	=cut
1573		1973
1574	sub find_by_path($) {	1974	sub find_by_path($) {
1575	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1576		1978
1577	my ($match, $specificity);	1979	my ($match, $specificity);
1578		1980
1579	for my $region (list) {	1981	for my $region (list) {
1580	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1606	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1608		2010
1609	sub generate_random_map {	2011	sub generate_random_map {
1610	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1611	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1612	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616	$rmp->{exit_on_final_map},
1617	$rmp->{xsize}, $rmp->{ysize},
1618	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1620	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1621	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1622	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1623	(cf::region::find $rmp->{region}), $rmp->{custom}
1624	)
1625	}	2017	}
1626		2018
1627	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1628		2020
1629	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1634		2026
1635	sub register {	2027	sub register {
1636	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1637	my $pkg = caller;	2029	my $pkg = caller;
1638		2030
1639	no strict;
1640	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1641		2032
1642	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1643	}	2034	}
1644		2035
1645	# also paths starting with '/'	2036	# also paths starting with '/'
1646	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1647		2038
1648	sub thawer_merge {	2039	sub thawer_merge {
1649	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1650		2041
1651	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1656	}	2047	}
1657		2048
1658	sub normalise {	2049	sub normalise {
1659	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1660		2051
1661	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1662		2053
1663	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1664		2055
1665	# map plan:	2056	# map plan:
1666	#	2057	#
…		…
1681	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1682	$path = "$base/$path";	2073	$path = "$base/$path";
1683	}	2074	}
1684		2075
1685	for ($path) {	2076	for ($path) {
1686	redo if s{//}{/};
1687	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1688	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1689	}	2079	}
1690		2080
1691	$path	2081	$path
…		…
1705	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1706	return $self;	2096	return $self;
1707	}	2097	}
1708	}	2098	}
1709		2099
1710	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1711	()	2101	()
1712	}	2102	}
1713		2103
		2104	# may re-bless or do other evil things
1714	sub init {	2105	sub init {
1715	my ($self) = @_;	2106	my ($self) = @_;
1716		2107
1717	$self	2108	$self
1718	}	2109	}
…		…
1737		2128
1738	# the temporary/swap location	2129	# the temporary/swap location
1739	sub save_path {	2130	sub save_path {
1740	my ($self) = @_;	2131	my ($self) = @_;
1741		2132
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1744	}	2135	}
1745		2136
1746	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1747	sub uniq_path {	2138	sub uniq_path {
1748	my ($self) = @_;	2139	my ($self) = @_;
1749		2140
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	2143	}
1762		2144
1763	sub decay_objects {	2145	sub decay_objects {
1764	my ($self) = @_;	2146	my ($self) = @_;
1765		2147
…		…
1792	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1793		2175
1794	1	2176	1
1795	}	2177	}
1796		2178
		2179	# used to laod the header of an original map
1797	sub load_header_orig {	2180	sub load_header_orig {
1798	my ($self) = @_;	2181	my ($self) = @_;
1799		2182
1800	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1801	}	2184	}
1802		2185
		2186	# used to laod the header of an instantiated map
1803	sub load_header_temp {	2187	sub load_header_temp {
1804	my ($self) = @_;	2188	my ($self) = @_;
1805		2189
1806	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1807	}	2191	}
1808		2192
		2193	# called after loading the header from an instantiated map
1809	sub prepare_temp {	2194	sub prepare_temp {
1810	my ($self) = @_;	2195	my ($self) = @_;
1811		2196
1812	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1813	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1814	# safety	2199	# safety
1815	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1816	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1817	}	2202	}
1818		2203
		2204	# called after loading the header from an original map
1819	sub prepare_orig {	2205	sub prepare_orig {
1820	my ($self) = @_;	2206	my ($self) = @_;
1821		2207
1822	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1823	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1847		2233
1848	sub find;	2234	sub find;
1849	sub find {	2235	sub find {
1850	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1851		2237
		2238	cf::cede_to_tick;
		2239
1852	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1853		2241
1854	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1856		2244
1857	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1862	or return;	2247	or return;
1863		2248
1864	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1865		2250
…		…
1867	or return;	2252	or return;
1868		2253
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1872	undef $guard1;	2258	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2259	$map->reset;
1875	return find $path;	2260	return find $path;
1876	}	2261	}
1877		2262
1878	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1879	}	2264	}
1880	}	2265	}
1881		2266
1882	sub pre_load { }	2267	sub pre_load { }
1883	sub post_load { }	2268	#sub post_load { } # XS
1884		2269
1885	sub load {	2270	sub load {
1886	my ($self) = @_;	2271	my ($self) = @_;
1887		2272
1888	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1891		2276
1892	{	2277	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1894		2279
1895	return unless $self->valid;	2280	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1897
1898	$self->in_memory (cf::MAP_LOADING);
1899		2282
1900	$self->alloc;	2283	$self->alloc;
1901		2284
1902	$self->pre_load;	2285	$self->pre_load;
1903	cf::cede_to_tick;	2286	cf::cede_to_tick;
1904		2287
		2288	if (exists $self->{load_path}) {
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2290	$f->skip_block;
1907	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1908	or return;	2292	or return;
1909		2293
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1911	if delete $self->{load_original};	2295	if delete $self->{load_original};
1912		2296
1913	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2298	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1916	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1917	$self->clear_unique_items;	2301	$self->clear_unique_items;
1918	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1919	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1920	}	2305	}
1921	}	2306	}
1922	}
1923		2307
1924	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
1925		2315
1926	cf::cede_to_tick;	2316	cf::cede_to_tick;
1927	# now do the right thing for maps	2317	# now do the right thing for maps
1928	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1929	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1933	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2324	$self->decay_objects;
1935	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1936	$self->update_buttons;	2326	$self->update_buttons;
1937	cf::cede_to_tick;	2327	cf::cede_to_tick;
1938	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1939	cf::cede_to_tick;
1940	$self->activate;
1941	}	2329	}
1942		2330
1943	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1945
1946	$self->in_memory (cf::MAP_IN_MEMORY);
1947	}	2333	}
1948		2334
1949	$self->post_load;	2335	$self->post_load;
1950	}
1951		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1952	sub customise_for {	2343	sub customise_for {
1953	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1954		2345
1955	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1956	if $self->per_player;	2347	if $self->per_player;
…		…
1959	# if $self->per_party;	2350	# if $self->per_party;
1960		2351
1961	$self	2352	$self
1962	}	2353	}
1963		2354
1964	# find and load all maps in the 3x3 area around a map
1965	sub load_neighbours {
1966	my ($map) = @_;
1967
1968	my @neigh; # diagonal neighbours
1969
1970	for (0 .. 3) {
1971	my $neigh = $map->tile_path ($_)
1972	or next;
1973	$neigh = find $neigh, $map
1974	or next;
1975	$neigh->load;
1976
1977	push @neigh,
1978	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1979	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1980	}
1981
1982	for (grep defined $_->[0], @neigh) {
1983	my ($path, $origin) = @$_;
1984	my $neigh = find $path, $origin
1985	or next;
1986	$neigh->load;
1987	}
1988	}
1989
1990	sub find_sync {	2355	sub find_sync {
1991	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1992		2357
1993	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
1994	}	2363	}
1995		2364
1996	sub do_load_sync {	2365	sub do_load_sync {
1997	my ($map) = @_;	2366	my ($map) = @_;
1998		2367
		2368	# it's a bug to call this from the main context
1999	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2000	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2001		2371
2002	cf::sync_job { $map->load };	2372	$map->load;
2003	}	2373	}
2004		2374
2005	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2006	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2007		2377
2008	sub find_async {	2378	sub find_async {
2009	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2010		2380
2011	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2012		2382
2013	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2015	}	2385	}
2016		2386
2017	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2018		2388
2019	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
2020	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2394	if (my $map = find $k) {
2023	$map->load if $v;	2395	$map->load if $v;
2024	}	2396	}
…		…
2031	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2032		2404
2033	()	2405	()
2034	}	2406	}
2035		2407
		2408	# common code, used by both ->save and ->swapout
2036	sub save {	2409	sub _save {
2037	my ($self) = @_;	2410	my ($self) = @_;
2038
2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
2040		2411
2041	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2042		2413
2043	return unless $self->dirty;	2414	return unless $self->dirty;
2044		2415
…		…
2050	return if $self->{deny_save};	2421	return if $self->{deny_save};
2051		2422
2052	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2053		2424
2054	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2056	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2057		2431
2058	if ($uniq) {	2432	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2435	} else {
2062	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2063	}	2437	}
2064	}	2438	}
2065		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2066	sub swap_out {	2448	sub swap_out {
2067	my ($self) = @_;	2449	my ($self) = @_;
2068		2450
2069	# save first because save cedes
2070	$self->save;
2071
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2074	return if $self->players;	2455	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;
2076	return if $self->{deny_save};
2077		2456
		2457	# first deactivate the map and "unlink" it from the core
2078	$self->deactivate;	2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
2079	$self->clear;	2466	$self->clear;
2080	$self->in_memory (cf::MAP_SWAPPED);
2081	}	2467	}
2082		2468
2083	sub reset_at {	2469	sub reset_at {
2084	my ($self) = @_;	2470	my ($self) = @_;
2085		2471
…		…
2103		2489
2104	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
2105		2491
2106	return if $self->players;	2492	return if $self->players;
2107		2493
2108	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
2109		2495
2110	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2111		2497
2112	# need to save uniques path	2498	# need to save uniques path
2113	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2114	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2115		2501
…		…
2118	}	2504	}
2119		2505
2120	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2121		2507
2122	$self->deactivate;	2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2123	$self->clear;	2510	$self->clear;
2124
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126		2511
2127	$self->unlink_save;	2512	$self->unlink_save;
2128	$self->destroy;	2513	$self->destroy;
2129	}	2514	}
2130		2515
…		…
2138		2523
2139	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2140		2525
2141	$self->unlink_save;	2526	$self->unlink_save;
2142		2527
2143	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2144	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2145	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2146	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2147	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2148		2533
…		…
2197		2582
2198	sub unique_maps() {	2583	sub unique_maps() {
2199	[	2584	[
2200	map {	2585	map {
2201	utf8::decode $_;	2586	utf8::decode $_;
2202	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2203	? normalise $_	2590	: normalise $_
2204	: ()
2205	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2206	]	2592	]
2207	}	2593	}
2208		2594
2209	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2210		2626
2211	=back	2627	=back
2212		2628
2213	=head3 cf::object	2629	=head3 cf::object
2214		2630
…		…
2218		2634
2219	=over 4	2635	=over 4
2220		2636
2221	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2222		2638
2223	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2224		2641
2225	=cut	2642	=cut
2226		2643
2227	sub inv_recursive_;	2644	sub inv_recursive_;
2228	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2233	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2234	}	2651	}
2235		2652
2236	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2237		2654
2238	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2239		2656
2240	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2241		2658
2242	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2243	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2245	=cut	2662	=cut
2246		2663
2247	sub deref {	2664	sub deref {
2248	my ($ref) = @_;	2665	my ($ref) = @_;
2249		2666
2250	# temporary compatibility#TODO#remove
2251	$ref =~ s{^<}{player/<};
2252
2253	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2254	my ($uuid, $name) = ($1, $2);	2668	my ($uuid, $name) = ($1, $2);
2255	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2256	or return;	2670	or return;
2257	$pl->ob->uuid eq $uuid	2671	$pl->ob->uuid eq $uuid
2258	or return;	2672	or return;
…		…
2278	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2279	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2280		2694
2281	=cut	2695	=cut
2282		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2283	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2284	# with dialog boxes.	2712	# with dialog boxes.
2285	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2286	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2287	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2298	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2299	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2300		2728
2301	} else {	2729	} else {
2302	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2303	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2304	}	2732	}
2305	}	2733	}
2306	}	2734	}
2307		2735
2308	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2333		2761
2334	=item $player_object->enter_link	2762	=item $player_object->enter_link
2335		2763
2336	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2337		2765
2338	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2339	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2340		2770
2341	Will never block.	2771	Will never block.
2342		2772
2343	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2344		2774
…		…
2364	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2365	my ($self) = @_;	2795	my ($self) = @_;
2366		2796
2367	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2368		2798
		2799	++$self->{_link_recursion};
		2800
2369	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2370		2802
2371	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2372	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2373		2805
2374	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2375	}	2807	}
2376		2808
2377	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2378	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2379		2811
…		…
2396	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2397	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2398		2830
2399	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2400	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2401	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2402		2834
2403	$map->load;	2835	$map->load;
2404	$map->load_neighbours;
2405		2836
2406	return unless $self->contr->active;	2837	return unless $self->contr->active;
2407	$self->activate_recursive;
2408		2838
2409	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2410	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2411	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2412		2846
		2847	}
		2848
2413	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2414		2850
2415	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2416	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2417	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2418	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2419	be called at the end of this process.	2855	be called at the end of this process.
2420		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2421	=cut	2860	=cut
2422		2861
2423	our $GOTOGEN;	2862	our $GOTOGEN;
2424		2863
2425	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2426	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2427		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
		2872
2428	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2429	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2430		2875
2431	$self->enter_link;	2876	$self->enter_link;
2432		2877
2433	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2434	my $map = eval {	2900	my $map = eval {
2435	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2436		2902
2437	if ($map) {	2903	if ($map) {
2438	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2439	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2440	} else {	2906	} else {
2441	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2442	}	2908	}
2443		2909
2444	$map	2910	$map
2445	};	2911	};
2446		2912
…		…
2452	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2453	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2454	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2455	}	2921	}
2456		2922
2457	$done->() if $done;	2923	$done->($self) if $done;
2458	})->prio (1);	2924	})->prio (1);
2459	}	2925	}
2460		2926
2461	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2462		2928
…		…
2482	}	2948	}
2483		2949
2484	sub prepare_random_map {	2950	sub prepare_random_map {
2485	my ($exit) = @_;	2951	my ($exit) = @_;
2486		2952
2487	my $guard = cf::lock_acquire "exit_prepare:$exit";
2488
2489	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2490	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2491	# that depends on the exit object	2955	# that depends on the exit object
2492		2956
2493	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2495	if ($exit->map) {	2959	if ($exit->map) {
2496	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2497	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2498	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2499	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2500	}	2966	}
2501		2967
2502	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2503		2969
2504	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2505	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2506	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2507		2973
2508	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2509	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2510	undef $fh;	2976	undef $fh;
2511	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2512		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2513	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2514	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2515	}	2985	}
2516	}	2986	}
2517		2987
2518	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2519	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2520		2990
2521	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2522		2992
2523	if ($exit->slaying eq "/!") {
2524	#TODO: this should de-fi-ni-te-ly not be a sync-job
2525	# the problem is that $exit might not survive long enough
2526	# so it needs to be done right now, right here
2527	cf::sync_job { prepare_random_map $exit };
2528	}
2529
2530	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2531	my $hp = $exit->stats->hp;
2532	my $sp = $exit->stats->sp;
2533
2534	$self->enter_link;	2993	$self->enter_link;
2535		2994
2536	# if exit is damned, update players death & WoR home-position
2537	$self->contr->savebed ($slaying, $hp, $sp)
2538	if $exit->flag (FLAG_DAMNED);
2539
2540	(async {	2995	(async {
2541	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2542	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2543	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2544		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2545	1;	3034	1
2546	}) {	3035	}) {
2547	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2548	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2549	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2550	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2551		3040
2552	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2553	$self->leave_link;	3042	$self->leave_link;
2554	}	3043	}
2555	})->prio (1);	3044	})->prio (1);
2556	}	3045	}
2557		3046
…		…
2569	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2570	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2571		3060
2572	utf8::encode $text;	3061	utf8::encode $text;
2573	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2574	}	3088	}
2575		3089
2576	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2577		3091
2578	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2580	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2581	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2582		3096
2583	=cut	3097	=cut
2584		3098
		3099	# non-persistent channels (usually the info channel)
2585	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2586	"c/identify" => {	3107	"c/identify" => {
2587	id => "identify",	3108	id => "infobox",
2588	title => "Identify",	3109	title => "Identify",
2589	reply => undef,	3110	reply => undef,
2590	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
2591	},	3112	},
2592	"c/examine" => {	3113	"c/examine" => {
2593	id => "examine",	3114	id => "infobox",
2594	title => "Examine",	3115	title => "Examine",
2595	reply => undef,	3116	reply => undef,
2596	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2597	},	3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2598	);	3211	);
2599		3212
2600	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2601	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2602		3215
2603	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2604		3218
2605	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2606		3220
2607	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2608	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
2609		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2610	if (ref $channel) {	3228	} elsif (ref $channel) {
2611	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2612	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2613	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2614	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2615	if $self->can_msg;
2616	}	3233	}
2617		3234
2618	$channel = $channel->{id};	3235	$channel = $channel->{id};
2619	}	3236	}
2620		3237
2621	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2622		3239
2623	if ($self->can_msg) {
2624	# default colour, mask it out	3240	# default colour, mask it out
2625	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2626	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2627		3243
2628	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2629	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2630	} else {	3247	);
2631	if ($color >= 0) {
2632	# replace some tags by gcfclient-compatible ones
2633	for ($msg) {
2634	1 while
2635	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2636	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2637	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2638	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2639	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2640	}
2641		3248
2642	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2643
2644	utf8::encode $msg;
2645
2646	if (0 && $msg =~ /\[/) {
2647	# COMMAND/INFO
2648	$self->send_packet ("drawextinfo $color 10 8 $msg")
2649	} else {
2650	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2651	$self->send_packet ("drawinfo $color $msg")
2652	}
2653	}
2654	}
2655	}	3250	}
2656		3251
2657	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2658		3253
2659	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2661	=cut	3256	=cut
2662		3257
2663	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2664	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2665		3260
2666	if ($self->extcmd == 2) {
2667	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2668	} elsif ($self->extcmd == 1) { # TODO: remove
2669	push @msg, msgtype => "event_$type";
2670	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2671	}
2672	}
2673
2674	=item $client->ext_reply ($msgid, @msg)
2675
2676	Sends an ext reply to the client.
2677
2678	=cut
2679
2680	sub cf::client::ext_reply($$@) {
2681	my ($self, $id, @msg) = @_;
2682
2683	if ($self->extcmd == 2) {
2684	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2685	} elsif ($self->extcmd == 1) {
2686	#TODO: version 1, remove
2687	unshift @msg, msgtype => "reply", msgid => $id;
2688	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2689	}
2690	}	3262	}
2691		3263
2692	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2693		3265
2694	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2749	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2750		3322
2751	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2752		3324
2753	if (ref $msg) {	3325	if (ref $msg) {
2754	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2755	"ARRAY" eq ref $msg
2756	? @$msg
2757	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2758		3327
2759	my @reply;
2760
2761	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2762	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2763	}	3346	}
2764
2765	$ns->ext_reply ($reply, @reply)
2766	if $reply;
2767
2768	} else {	3347	} else {
2769	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2770	}	3349	}
2771		3350
2772	cf::override;	3351	cf::override;
2773	},	3352	},
2774	);	3353	);
…		…
2794		3373
2795	$coro	3374	$coro
2796	}	3375	}
2797		3376
2798	cf::client->attach (	3377	cf::client->attach (
2799	on_destroy => sub {	3378	on_client_destroy => sub {
2800	my ($ns) = @_;	3379	my ($ns) = @_;
2801		3380
2802	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2803	},	3382	},
2804	);	3383	);
…		…
2820	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2821		3400
2822	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2823		3402
2824	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2825	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2826	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2827	sort time	3406	sort time
2828	));	3407	));
2829		3408
2830	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2832	=pod	3411	=pod
2833		3412
2834	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2835		3414
2836	cf::object	3415	cf::object
2837	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2838	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2839		3419
2840	cf::object::player	3420	cf::object::player
2841	player	3421	player
2842		3422
2843	cf::player	3423	cf::player
…		…
2848		3428
2849	=cut	3429	=cut
2850		3430
2851	for (	3431	for (
2852	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2853	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2854	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2855	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2856	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2857	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2858	) {	3438	) {
2859	no strict 'refs';
2860	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2861	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2862	for @funs;	3441	for @funs;
2863	}	3442	}
2864		3443
…		…
2879		3458
2880	my $qcode = $code;	3459	my $qcode = $code;
2881	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2882	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2883		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2884	local $_;	3466	local $_;
2885	local @safe::cf::_safe_eval_args = values %vars;
2886		3467
2887	my $eval =	3468	my $eval =
2888	"do {\n"	3469	"do {\n"
2889	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2890	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2891	. $code	3472	. $code
2892	. "\n}"	3473	. "\n}"
2893	;	3474	;
2894		3475
		3476	if ($CFG{safe_eval}) {
2895	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2896	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2897	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2898		3485
2899	if ($@) {	3486	if ($@) {
2900	warn "$@";	3487	warn "$@",
2901	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2902	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2903	}	3490	}
2904		3491
2905	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2906	}	3493	}
2907		3494
…		…
2921	=cut	3508	=cut
2922		3509
2923	sub register_script_function {	3510	sub register_script_function {
2924	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2925		3512
2926	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2927	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2928	}	3515	}
2929		3516
2930	=back	3517	=back
2931		3518
2932	=cut	3519	=cut
2933		3520
2934	#############################################################################	3521	#############################################################################
2935	# the server's init and main functions	3522	# the server's init and main functions
2936		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525	our @FACEDATA; # dynamically-created facedata
		3526
		3527	# internal api, not fianlised
		3528	sub set_face {
		3529	my ($name, $type, $data) = @_;
		3530
		3531	my $idx = cf::face::find $name;
		3532
		3533	if ($idx) {
		3534	delete $FACEHASH{cf::face::get_chksum $idx};
		3535	} else {
		3536	$idx = cf::face::alloc $name;
		3537	}
		3538
		3539	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3540
		3541	cf::face::set_type $idx, $type;
		3542	cf::face::set_data $idx, 0, (length $data), 0, $hash;
		3543	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3544
		3545	# we need to destroy the SV itself, not just overwrite,
		3546	# as a running ix might hold a reference to it.
		3547	# delete achieves that.
		3548	delete $FACEDATA[$idx];
		3549	$FACEDATA[$idx] = $data;
		3550	$FACEHASH{$hash} = $idx;#d#
		3551
		3552	$idx
		3553	}
		3554
		3555	our $FACEDATA; # facedata filehandle
		3556
		3557	sub _face_get_data($$$$) {
		3558	my ($idx, $size, $fofs, $cb) = @_;
		3559
		3560	if (defined $FACEDATA[$idx]) {
		3561	$cb->($FACEDATA[$idx]);
		3562	} elsif ($fofs) {
		3563	my $buf;
		3564	IO::AIO::aio_read $FACEDATA, $fofs, $size, $buf, 0, sub {
		3565	if ($_[0] == $size) {
		3566	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3567	$cb->($buf);
		3568	} else {
		3569	cf::error "INTERNAL ERROR: unable to read facedata for face $idx ($size, $fofs), ignoring request.";
		3570	}
		3571	};
		3572	} else {
		3573	cf::error "requested facedata for unknown face $idx ($size, $fofs), ignoring.";
		3574	}
		3575	}
		3576
		3577	# rather ineffient
		3578	sub cf::face::get_data($;$) {
		3579	my ($idx, $faceset) = @_;
		3580
		3581	my $size = cf::face::get_size $idx, $faceset;
		3582	my $fofs = cf::face::get_fofs $idx, $faceset;
		3583
		3584	_face_get_data $idx, $size, $fofs, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $idx, $pri, $size, $fofs) = @_;
		3590
		3591	_face_get_data $idx, $size, $fofs, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595
2937	sub load_facedata($) {	3596	sub load_facedata($) {
2938	my ($path) = @_;	3597	my ($path) = @_;
2939		3598
2940	# HACK to clear player env face cache, we need some signal framework
2941	# for this (global event?)
2942	%ext::player_env::MUSIC_FACE_CACHE = ();
2943
2944	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2945		3600
2946	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
2947		3602
2948	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
2949	0 < aio_load $path, $facedata
2950	or die "$path: $!";
2951
2952	$facedata = Coro::Storable::thaw $facedata;
2953		3604
2954	$facedata->{version} == 2	3605	$facedata->{version} == 2
2955	or cf::cleanup "$path: version mismatch, cannot proceed.";	3606	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2956		3607
2957	# patch in the exptable	3608	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2958	$facedata->{resource}{"res/exp_table"} = {	3609	or cf::cleanup "$path/facedata: $!, cnanot proceed.";
2959	type => FT_RSRC,	3610
2960	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3611	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2961	};	3612
2962	cf::cede_to_tick;	3613	# BEGIN ATOMIC
		3614	# from here on, everything must be atomic - no thread switch allowed
		3615	my $t1 = EV::time;
2963		3616
2964	{	3617	{
2965	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
2966		3619
2967	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
2968	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3623
2969	cf::face::set_visibility $idx, $info->{visibility};	3624	cf::face::set_visibility $idx, $info->{visibility};
2970	cf::face::set_magicmap $idx, $info->{magicmap};	3625	cf::face::set_magicmap $idx, $info->{magicmap};
2971	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3626	cf::face::set_data $idx, 0, $info->{size32}, $info->{fofs32}, $info->{hash32};
2972	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3627	cf::face::set_data $idx, 1, $info->{size64}, $info->{fofs64}, $info->{hash64};
2973		3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2974	cf::cede_to_tick;	3629	$FACEHASH{$info->{hash64}} = $idx;#d#
2975	}	3630	}
2976		3631
2977	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
2978	next unless $info->{smooth};	3633	next unless $info->{smooth};
		3634
2979	my $idx = cf::face::find $face	3635	my $idx = cf::face::find $face
2980	or next;	3636	or next;
		3637
2981	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
2982	cf::face::set_smooth $idx, $smooth;	3639	cf::face::set_smooth $idx, $smooth;
2983	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2984	} else {	3641	} else {
2985	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
2986	}	3643	}
2987
2988	cf::cede_to_tick;
2989	}	3644	}
2990	}	3645	}
2991		3646
2992	{	3647	{
2993	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
2994		3649
2995	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
2996	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
2997	cf::cede_to_tick;
2998	}	3652	}
2999		3653
3000	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
3001	}	3655	}
3002		3656
3003	{	3657	{
3004	# TODO: for gcfclient pleasure, we should give resources
3005	# that gcfclient doesn't grok a >10000 face index.
3006	my $res = $facedata->{resource};	3658	my $res = $facedata->{resource};
3007		3659
3008	my $soundconf = delete $res->{"res/sound.conf"};
3009
3010	while (my ($name, $info) = each %$res) {	3660	while (my ($name, $info) = each %$res) {
		3661	if (defined (my $type = $info->{type})) {
		3662	# TODO: different hash - must free and use new index, or cache ixface data queue
3011	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3012	my $data;
3013		3664
3014	if ($info->{type} & 1) {	3665	cf::face::set_type $idx, $type;
3015	# prepend meta info	3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
3016		3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3017	my $meta = $enc->encode ({	3668	$FACEHASH{$info->{hash}} = $idx;#d#
3018	name => $name,
3019	%{ $info->{meta} || {} },
3020	});
3021
3022	$data = pack "(w/a*)*", $meta, $info->{data};
3023	} else {	3669	} else {
3024	$data = $info->{data};	3670	# $RESOURCE{$name} = $info; # unused
3025	}	3671	}
3026
3027	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3028	cf::face::set_type $idx, $info->{type};
3029
3030	cf::cede_to_tick;
3031	}
3032
3033	if ($soundconf) {
3034	$soundconf = $enc->decode (delete $soundconf->{data});
3035
3036	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3037	my $sound = $soundconf->{compat}[$_]
3038	or next;
3039
3040	my $face = cf::face::find "sound/$sound->[1]";
3041	cf::sound::set $sound->[0] => $face;
3042	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3043	}	3672	}
3044
3045	while (my ($k, $v) = each %{$soundconf->{event}}) {
3046	my $face = cf::face::find "sound/$v";
3047	cf::sound::set $k => $face;
3048	}
3049	}
3050	}	3673	}
		3674
		3675	($fh, $FACEDATA) = ($FACEDATA, $fh);
		3676
		3677	# HACK to clear player env face cache, we need some signal framework
		3678	# for this (global event?)
		3679	%ext::player_env::MUSIC_FACE_CACHE = ();
		3680
		3681	# END ATOMIC
		3682
		3683	cf::debug "facedata atomic update time ", EV::time - $t1;
		3684
		3685	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3686
		3687	aio_close $fh if $fh; # close old facedata
3051		3688
3052	1	3689	1
3053	}	3690	}
3054		3691
3055	register_exticmd fx_want => sub {	3692	register_exticmd fx_want => sub {
…		…
3057		3694
3058	while (my ($k, $v) = each %$want) {	3695	while (my ($k, $v) = each %$want) {
3059	$ns->fx_want ($k, $v);	3696	$ns->fx_want ($k, $v);
3060	}	3697	}
3061	};	3698	};
		3699
		3700	sub load_resource_file($) {
		3701	my $guard = lock_acquire "load_resource_file";
		3702
		3703	my $status = load_resource_file_ $_[0];
		3704	get_slot 0.1, 100;
		3705	cf::arch::commit_load;
		3706
		3707	$status
		3708	}
		3709
		3710	sub reload_exp_table {
		3711	_reload_exp_table;
		3712
		3713	set_face "res/exp_table" => FT_RSRC,
		3714	JSON::XS->new->utf8->canonical->encode (
		3715	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3716	);
		3717	}
		3718
		3719	sub reload_materials {
		3720	_reload_materials;
		3721	}
3062		3722
3063	sub reload_regions {	3723	sub reload_regions {
3064	# HACK to clear player env face cache, we need some signal framework	3724	# HACK to clear player env face cache, we need some signal framework
3065	# for this (global event?)	3725	# for this (global event?)
3066	%ext::player_env::MUSIC_FACE_CACHE = ();	3726	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3073	if exists $_->{match};	3733	if exists $_->{match};
3074	}	3734	}
3075	}	3735	}
3076		3736
3077	sub reload_facedata {	3737	sub reload_facedata {
3078	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
3079	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
3080	}	3740	}
3081		3741
3082	sub reload_archetypes {	3742	sub reload_archetypes {
3083	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
3084	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
3085	#d# NEED to laod twice to resolve forward references	3745
3086	# this really needs to be done in an extra post-pass	3746	set_face "res/skill_info" => FT_RSRC,
3087	# (which needs to be synchronous, so solve it differently)	3747	JSON::XS->new->utf8->canonical->encode (
3088	load_resource_file "$DATADIR/archetypes"	3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3089	or die "unable to load archetypes\n";	3749	);
		3750	set_face "res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3090	}	3754	}
3091		3755
3092	sub reload_treasures {	3756	sub reload_treasures {
3093	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3094	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3095	}	3759	}
3096		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
3097	sub reload_resources {	3781	sub reload_resources {
3098	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3099		3783
		3784	reload_materials;
		3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
		3788	reload_archetypes;
3100	reload_regions;	3789	reload_regions;
3101	reload_facedata;
3102	#reload_archetypes;#d#
3103	reload_archetypes;
3104	reload_treasures;	3790	reload_treasures;
3105		3791
3106	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3107	}
3108
3109	sub init {
3110	reload_resources;
3111	}	3793	}
3112		3794
3113	sub reload_config {	3795	sub reload_config {
3114	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3115	or return;
3116		3797
3117	local $/;	3798	my $config = load_file "$CONFDIR/config";
3118	*CFG = YAML::Syck::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3119		3801
3120	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3121		3803
3122	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3123	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3124		3806
3125	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3129	};	3811	};
3130	warn $@ if $@;	3812	warn $@ if $@;
3131	}	3813	}
3132	}	3814	}
3133		3815
		3816	sub pidfile() {
		3817	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3818	or die "$PIDFILE: $!";
		3819	flock $fh, &Fcntl::LOCK_EX
		3820	or die "$PIDFILE: flock: $!";
		3821	$fh
		3822	}
		3823
		3824	# make sure only one server instance is running at any one time
		3825	sub atomic {
		3826	my $fh = pidfile;
		3827
		3828	my $pid = <$fh>;
		3829	kill 9, $pid if $pid > 0;
		3830
		3831	seek $fh, 0, 0;
		3832	print $fh $$;
		3833	}
		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
3134	sub main {	3844	sub main {
		3845	cf::init_globals; # initialise logging
		3846
		3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3851
		3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3853
3135	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3136	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3137	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3138	(async {	3857	(async {
3139	Event::one_event;	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3859	EV::loop EV::LOOP_ONESHOT;
3140	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3141	};	3861	};
3142		3862
		3863	evthread_start IO::AIO::poll_fileno;
		3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
		3876	reload_resources;
3143	reload_config;	3877	reload_config;
3144	db_init;	3878
		3879	cf::init_uuid;
		3880	cf::init_signals;
		3881	cf::init_skills;
		3882
		3883	cf::init_beforeplay;
		3884
		3885	atomic;
		3886
3145	load_extensions;	3887	load_extensions;
3146		3888
3147	$TICK_WATCHER->start;	3889	utime time, time, $RUNTIMEFILE;
3148	Event::loop;	3890
		3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
		3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3894
		3895	cf::_post_init 0;
		3896	};
		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
3149	}	3906	}
3150		3907
3151	#############################################################################	3908	#############################################################################
3152	# initialisation and cleanup	3909	# initialisation and cleanup
3153		3910
3154	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3155	BEGIN {	3912	BEGIN {
		3913	our %SIGWATCHER = ();
3156	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3157	Event->signal (	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3158	reentrant => 0,
3159	data => WF_AUTOCANCEL,
3160	signal => $signal,
3161	prio => 0,
3162	cb => sub {
3163	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3164	},
3165	);	3917	};
3166	}	3918	}
3167	}	3919	}
3168		3920
3169	sub write_runtime {	3921	sub write_runtime_sync {
3170	my $runtime = "$LOCALDIR/runtime";	3922	my $t0 = AE::time;
3171		3923
3172	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3173	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3174		3926
3175	IO::AIO::aio_utime $runtime, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3176		3928
3177	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3178		3930
3179	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3180	or return;	3932	or return;
3181		3933
3182	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3183	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3184	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3194	aio_utime $fh, undef, undef;	3946	aio_utime $fh, undef, undef;
3195		3947
3196	close $fh	3948	close $fh
3197	or return;	3949	or return;
3198		3950
3199	aio_rename "$runtime~", $runtime	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3200	and return;	3952	and return;
3201		3953
3202	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3203		3955
3204	1	3956	1
		3957	}
		3958
		3959	our $uuid_lock;
		3960	our $uuid_skip;
		3961
		3962	sub write_uuid_sync($) {
		3963	$uuid_skip ||= $_[0];
		3964
		3965	return if $uuid_lock;
		3966	local $uuid_lock = 1;
		3967
		3968	my $uuid = "$LOCALDIR/uuid";
		3969
		3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3971	or return;
		3972
		3973	my $value = uuid_seq uuid_cur;
		3974
		3975	unless ($value) {
		3976	info "cowardly refusing to write zero uuid value!\n";
		3977	return;
		3978	}
		3979
		3980	my $value = uuid_str $value + $uuid_skip;
		3981	$uuid_skip = 0;
		3982
		3983	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3984	and return;
		3985
		3986	# always fsync - this file is important
		3987	aio_fsync $fh
		3988	and return;
		3989
		3990	close $fh
		3991	or return;
		3992
		3993	aio_rename "$uuid~", $uuid
		3994	and return;
		3995
		3996	trace "uuid file written ($value).\n";
		3997
		3998	1
		3999
		4000	}
		4001
		4002	sub write_uuid($$) {
		4003	my ($skip, $sync) = @_;
		4004
		4005	$sync ? write_uuid_sync $skip
		4006	: async { write_uuid_sync $skip };
3205	}	4007	}
3206		4008
3207	sub emergency_save() {	4009	sub emergency_save() {
3208	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3209		4011
3210	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3211		4018
3212	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3213	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3214	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3215	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3216	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
3217	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3218	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3219	$pl->valid or next;	4028	$pl->valid or next;
		4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3220	$pl->save;	4030	$pl->save;
3221	}	4031	}
3222	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
3223		4033
3224	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
3225	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3226	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3227	$map->valid or next;	4039	$map->valid or next;
3228	$map->save;	4040	$map->save;
3229	}	4041	}
3230	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
3231		4043
3232	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
3233	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3234	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
		4049
		4050	info "emergency_perl_save: begin write uuid\n";
		4051	write_uuid_sync 1;
		4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3235	};	4072	};
3236		4073
3237	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
3238	}	4075	}
3239		4076
3240	sub post_cleanup {	4077	sub post_cleanup {
3241	my ($make_core) = @_;	4078	my ($make_core) = @_;
3242		4079
		4080	IO::AIO::flush;
		4081
3243	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3244	if $make_core;	4083	if $make_core;
		4084
		4085	my $fh = pidfile;
		4086	unlink $PIDFILE if <$fh> == $$;
		4087	}
		4088
		4089	# a safer delete_package, copied from Symbol
		4090	sub clear_package($) {
		4091	my $pkg = shift;
		4092
		4093	# expand to full symbol table name if needed
		4094	unless ($pkg =~ /^main::.*::$/) {
		4095	$pkg = "main$pkg" if $pkg =~ /^::/;
		4096	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4097	$pkg .= '::' unless $pkg =~ /::$/;
		4098	}
		4099
		4100	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4101	my $stem_symtab = *{$stem}{HASH};
		4102
		4103	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4104	or return;
		4105
		4106	# clear all symbols
		4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4108	for my $name (keys %$leaf_symtab) {
		4109	_gv_clear *{"$pkg$name"};
		4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4111	}
3245	}	4112	}
3246		4113
3247	sub do_reload_perl() {	4114	sub do_reload_perl() {
3248	# can/must only be called in main	4115	# can/must only be called in main
3249	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3250	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3251	return;	4118	return;
3252	}	4119	}
3253		4120
3254	warn "reloading...";	4121	return if $RELOAD++;
3255		4122
3256	warn "entering sync_job";	4123	my $t1 = AE::time;
3257		4124
		4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
		4128
		4129	trace "perl_reload: entering sync_job";
		4130
3258	cf::sync_job {	4131	cf::sync_job {
3259	cf::write_runtime; # external watchdog should not bark
3260	cf::emergency_save;	4132	#cf::emergency_save;
3261	cf::write_runtime; # external watchdog should not bark
3262		4133
3263	warn "syncing database to disk";
3264	BDB::db_env_txn_checkpoint $DB_ENV;
3265
3266	# if anything goes wrong in here, we should simply crash as we already saved
3267
3268	warn "cancelling all WF_AUTOCANCEL watchers";
3269	for (Event::all_watchers) {
3270	$_->cancel if $_->data & WF_AUTOCANCEL;
3271	}
3272
3273	warn "flushing outstanding aio requests";
3274	for (;;) {
3275	BDB::flush;
3276	IO::AIO::flush;
3277	Coro::cede;
3278	last unless IO::AIO::nreqs || BDB::nreqs;
3279	warn "iterate...";
3280	}
3281
3282	++$RELOAD;
3283
3284	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3285	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3286	%EXT_CORO = ();	4136	%EXT_CORO = ();
3287		4137
3288	warn "removing commands";	4138	trace "perl_reload: removing commands";
3289	%COMMAND = ();	4139	%COMMAND = ();
3290		4140
3291	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3292	%EXTCMD = ();	4142	%EXTCMD = ();
3293	%EXTICMD = ();	4143	%EXTICMD = ();
3294		4144
3295	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3296	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3297	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3298		4148
3299	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3300	eval {	4150	eval {
3301	$cb->($pkg);	4151	$cb->($pkg);
3302	1	4152	1
3303	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
		4154	}
		4155
		4156	trace "... clearing $pkg";
		4157	clear_package $pkg;
3304	}	4158	}
3305		4159
3306	warn "... nuking $pkg";
3307	Symbol::delete_package $pkg;
3308	}
3309
3310	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3311	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3312	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3313		4163
3314	warn "... unloading $k";	4164	trace "... unloading $k";
3315	delete $INC{$k};	4165	delete $INC{$k};
3316		4166
3317	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3318	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3319		4169
3320	if (my $cb = $k->can ("unload_module")) {	4170	if (my $cb = $k->can ("unload_module")) {
3321	$cb->();	4171	$cb->();
		4172	}
		4173
		4174	clear_package $k;
3322	}	4175	}
3323		4176
3324	Symbol::delete_package $k;
3325	}
3326
3327	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3328	Symbol::delete_package "safe::$_"	4178	clear_package "safe::$_"
3329	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3330		4180
3331	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3332	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3333	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3334		4184
3335	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3336	# and global variables created in xs	4186	# and global variables created in xs
3337	#Symbol::delete_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3338		4188
3339	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3340		4190
3341	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3342	require cf;	4192	require cf;
3343	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3344		4194
3345	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3346	cf::reload_config;	4196	cf::reload_config;
3347		4197
3348	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3349	cf::load_extensions;	4199	cf::load_extensions;
3350		4200
		4201	if ($REATTACH_ON_RELOAD) {
3351	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3352	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3353	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3354	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3355	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3356	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3357		4209
3358	warn "leaving sync_job";	4210	cf::_post_init 1;
3359		4211
		4212	trace "perl_reload: leaving sync_job";
		4213
3360	1	4214	1
3361	} or do {	4215	} or do {
3362	warn $@;	4216	error $@;
3363	warn "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3364	exit 1;	4218	};
		4219
		4220	--$RELOAD;
3365	};	4221	}
3366		4222
3367	warn "reloaded";	4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3368	};	4225	};
3369		4226
3370	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3371		4228
3372	sub reload_perl() {	4229	sub reload_perl() {
3373	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3374	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3375		4232
3376	$RELOAD_WATCHER ||= Event->timer (	4233	$RELOAD_WATCHER ||= cf::async {
3377	reentrant => 0,	4234	Coro::AIO::aio_wait cache_extensions;
3378	after => 0,	4235
3379	data => WF_AUTOCANCEL,	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3380	cb => sub {
3381	do_reload_perl;	4237	do_reload_perl;
3382	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
3383	},	4239	};
3384	);	4240	};
3385	}	4241	}
3386		4242
3387	register_command "reload" => sub {	4243	register_command "reload" => sub {
3388	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
3389		4245
3390	if ($who->flag (FLAG_WIZ)) {	4246	if ($who->flag (FLAG_WIZ)) {
3391	$who->message ("reloading server.");	4247	$who->message ("reloading server.");
		4248	async {
		4249	$Coro::current->{desc} = "perl_reload";
3392	async { reload_perl };	4250	reload_perl;
		4251	};
3393	}	4252	}
3394	};	4253	};
3395		4254
3396	unshift @INC, $LIBDIR;	4255	#############################################################################
3397		4256
3398	my $bug_warning = 0;	4257	my $bug_warning = 0;
3399		4258
3400	our @WAIT_FOR_TICK;
3401	our @WAIT_FOR_TICK_BEGIN;
3402
3403	sub wait_for_tick {	4259	sub wait_for_tick() {
3404	return unless $TICK_WATCHER->is_active;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3405	return if $Coro::current == $Coro::main;
3406		4261
3407	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3408	push @WAIT_FOR_TICK, $signal;
3409	$signal->wait;
3410	}	4263	}
3411		4264
3412	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3413	return unless $TICK_WATCHER->is_active;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3414	return if $Coro::current == $Coro::main;
3415		4267
3416	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3417	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3418	$signal->wait;	4270	$signal->wait;
3419	}	4271	}
3420		4272
3421	my $min = 1e6;#d#	4273	sub tick {
3422	my $avg = 10;
3423	$TICK_WATCHER = Event->timer (
3424	reentrant => 0,
3425	parked => 1,
3426	prio => 0,
3427	at => $NEXT_TICK || $TICK,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	if ($Coro::current != $Coro::main) {	4274	if ($Coro::current != $Coro::main) {
3431	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3432	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3433	return;	4277	return;
3434	}	4278	}
3435		4279
3436	$NOW = $tick_start = Event::time;	4280	cf::one_tick; # one server iteration
3437		4281
3438	cf::server_tick; # one server iteration	4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3439		4283
3440	0 && sync_job {#d#	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3441	for(1..10) {	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3442	my $t = Event::time;	4286	Coro::async_pool {
3443	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4287	$Coro::current->{desc} = "runtime saver";
3444	or die;	4288	write_runtime_sync
3445		4289	or error "ERROR: unable to write runtime file: $!";
3446	$map->width (50);
3447	$map->height (50);
3448	$map->alloc;
3449	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3450	my $t = Event::time - $t;
3451
3452	#next unless $t < 0.0013;#d#
3453	if ($t < $min) {
3454	$min = $t;
3455	}
3456	$avg = $avg * 0.99 + $t * 0.01;
3457	}
3458	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3459	exit 0;
3460	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3461	};	4290	};
		4291	}
3462		4292
3463	$RUNTIME += $TICK;
3464	$NEXT_TICK += $TICK;
3465
3466	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3467	$NEXT_RUNTIME_WRITE = $NOW + 10;
3468	Coro::async_pool {
3469	write_runtime
3470	or warn "ERROR: unable to write runtime file: $!";
3471	};
3472	}
3473
3474	# my $AFTER = Event::time;
3475	# warn $AFTER - $NOW;#d#
3476
3477	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3478	$sig->send;	4294	$sig->send;
3479	}	4295	}
3480	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3481	$sig->send;
3482	}
3483		4297
3484	$NOW = Event::time;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3485
3486	# if we are delayed by four ticks or more, skip them all
3487	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3488
3489	$TICK_WATCHER->at ($NEXT_TICK);
3490	$TICK_WATCHER->start;
3491
3492	$LOAD = ($NOW - $tick_start) / $TICK;
3493	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3494		4300
3495	_post_tick;	4301	if (0) {
3496		4302	if ($NEXT_TICK) {
3497		4303	my $jitter = $TICK_START - $NEXT_TICK;
		4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4305	debug "jitter $JITTER\n";#d#
		4306	}
3498	},	4307	}
3499	);	4308	}
3500		4309
3501	{	4310	{
3502	BDB::max_poll_time $TICK * 0.1;	4311	# configure BDB
3503	$BDB_POLL_WATCHER = Event->io (	4312	info "initialising database";
3504	reentrant => 0,	4313
3505	fd => BDB::poll_fileno,
3506	poll => 'r',
3507	prio => 0,
3508	data => WF_AUTOCANCEL,
3509	cb => \&BDB::poll_cb,
3510	);
3511	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3512		4315	BDB::max_poll_reqs $TICK * 0.1;
3513	BDB::set_sync_prepare {	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3514	my $status;
3515	my $current = $Coro::current;
3516	(
3517	sub {
3518	$status = $!;
3519	$current->ready; undef $current;
3520	},
3521	sub {
3522	Coro::schedule while defined $current;
3523	$! = $status;
3524	},
3525	)
3526	};
3527		4317
3528	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3529	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
		4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4322	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4323	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4324	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3530		4325
3531	cf::sync_job {	4326	cf::sync_job {
3532	eval {	4327	eval {
3533	BDB::db_env_open	4328	BDB::db_env_open
3534	$DB_ENV,	4329	$DB_ENV,
…		…
3536	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4331	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3537	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4332	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3538	0666;	4333	0666;
3539		4334
3540	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4335	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3541
3542	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3543	$DB_ENV->set_lk_detect;
3544	};	4336	};
3545		4337
3546	cf::cleanup "db_env_open(db): $@" if $@;	4338	cf::cleanup "db_env_open(db): $@" if $@;
3547	};	4339	};
3548	}	4340	}
		4341
		4342	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4343	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4344	};
		4345	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4347	};
		4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4350	};
		4351
		4352	info "database initialised";
3549	}	4353	}
3550		4354
3551	{	4355	{
		4356	# configure IO::AIO
		4357
		4358	info "initialising aio";
3552	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3553
3554	undef $Coro::AIO::WATCHER;
3555	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3556	$AIO_POLL_WATCHER = Event->io (	4361	undef $AnyEvent::AIO::WATCHER;
3557	reentrant => 0,	4362	info "aio initialised";
3558	data => WF_AUTOCANCEL,
3559	fd => IO::AIO::poll_fileno,
3560	poll => 'r',
3561	prio => 6,
3562	cb => \&IO::AIO::poll_cb,
3563	);
3564	}	4363	}
3565		4364
3566	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3567		4367
3568	sub _log_backtrace {	4368	sub _log_backtrace {
3569	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3570		4370
3571	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3572		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3573	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3574	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3575	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3576	async {	4381	async {
		4382	$Coro::current->{desc} = "abt $msg";
		4383
3577	my @bt = fork_call {	4384	my @bt = fork_call {
3578	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
3579	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4386	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3580	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4387	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3581	or die "addr2line: $!";	4388	or die "addr2line: $!";
…		…
3589	}	4396	}
3590		4397
3591	@funcs	4398	@funcs
3592	};	4399	};
3593		4400
3594	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3595	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3596	--$_log_backtrace;	4404	--$_log_backtrace;
3597	};	4405	};
3598	} else {	4406	} else {
3599	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3600	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3601	}	4409	}
3602	}	4410	}
3603		4411
3604	# load additional modules	4412	# load additional modules
3605	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3606		4415
3607	END { cf::emergency_save }	4416	END { cf::emergency_save }
3608		4417
3609	1	4418	1
3610		4419

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