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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.321 by root, Thu Jul 26 21:44:43 2007 UTC vs.
Revision 1.590 by root, Sun Nov 4 02:20:11 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 3.61 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
		54	use Coro::Util ();
24		55
		56	use Guard ();
25	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
26	use BDB ();	58	use BDB ();
27	use Data::Dumper;	59	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	60	use Fcntl;
30	use YAML::Syck ();	61	use YAML::XS ();
31	use IO::AIO 2.32 ();	62	use IO::AIO ();
32	use Time::HiRes;	63	use Time::HiRes;
33	use Compress::LZF;	64	use Compress::LZF;
34	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
35		68
36	# configure various modules to our taste	69	# configure various modules to our taste
37	#	70	#
38	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		79
42	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
43		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		82
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
59		95
60	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
62		100
63	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
64	our $DATADIR = datadir;	103	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
68	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
74		124
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	127	our $NEXT_TICK;
		128	our $USE_FSYNC = 1; # use fsync to write maps - default on
		129
		130	our $BDB_DEADLOCK_WATCHER;
		131	our $BDB_CHECKPOINT_WATCHER;
		132	our $BDB_TRICKLE_WATCHER;
		133	our $DB_ENV;
		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
		137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		139
		140	our $UPTIME; $UPTIME ||= time;
		141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
80	our $NOW;	143	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		144
83	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	146	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
94		148
95	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		151
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
101		164
102	binmode STDOUT;	165	binmode STDOUT;
103	binmode STDERR;	166	binmode STDERR;
104		167
105	# read virtual server time, if available	168	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
110	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
111		176
112	mkdir $_	177	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		179
115	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
116		181
117	sub cf::map::normalise;	182	sub cf::map::normalise;
118		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
119	#############################################################################	188	#############################################################################
120		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
121	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
122		202
123	=over 4	203	=over 4
124		204
125	=item $cf::UPTIME	205	=item $cf::UPTIME
126		206
127	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
128		223
129	=item $cf::RUNTIME	224	=item $cf::RUNTIME
130		225
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	227	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
141	database environment.	236	database environment.
142		237
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	238	=item $cf::LOADAVG
152		239
153	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
158		245
159	The raw value load value from the last tick.	246	The raw value load value from the last tick.
160		247
161	=item %cf::CFG	248	=item %cf::CFG
162		249
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	251	from wherever your confdir points to.
165		252
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		254
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
172	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
173		277
174	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	280	that call.
177		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
178	=back	288	=back
179		289
180	=cut	290	=cut
181		291
182	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	299	my $msg = join "", @_;
185		300
186	$msg .= "\n"	301	$msg .= "\n"
187	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
188		303
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		305
191	utf8::encode $msg;
192	LOG llevError, $msg;	306	LOG llevWarn, $msg;
193	};	307	};
194	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
195		322
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	333	for my $pkg (qw(
207	cf::global cf::attachable	334	cf::global cf::attachable
208	cf::object cf::object::player	335	cf::object cf::object::player
209	cf::client cf::player	336	cf::client cf::player
210	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
211	cf::map cf::party cf::region	339	cf::party cf::region
212	)) {	340	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	342	}
216		343
217	$Event::DIED = sub {	344	$EV::DIED = sub {
218	warn "error in event callback: @_";	345	warn "error in event callback: $@";
219	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
220		352
221	#############################################################################	353	#############################################################################
222		354
223	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
224		356
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	378	$d
247	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
248	}	380	}
249		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
250	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
251		435
252	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
253		437
254	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
255		439
256	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
257		441
258	=cut	442	=cut
259		443
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		445
262	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
264		510
265	=item cf::lock_wait $string	511	=item cf::lock_wait $string
266		512
267	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
268		514
269	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
270		516
271	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
274	returned.	520	returned.
275		521
		522	Locks are *not* recursive, locking from the same coro twice results in a
		523	deadlocked coro.
		524
276	Lock names should begin with a unique identifier (for example, cf::map::find	525	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	526	uses map_find and cf::map::load uses map_load).
278		527
279	=item $locked = cf::lock_active $string	528	=item $locked = cf::lock_active $string
280		529
281	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
282		531
283	=cut	532	=cut
284		533
285	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
286		535
287	sub lock_wait($) {	536	sub lock_wait($) {
288	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	538	}
296		539
297	sub lock_acquire($) {	540	sub lock_acquire($) {
298	my ($key) = @_;	541	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	542	}
310		543
311	sub lock_active($) {	544	sub lock_active($) {
312	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	546	}
316		547
317	sub freeze_mainloop {	548	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
319		550
320	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	552	}
322	};	553
323	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
324	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
325	}	567	}
326		568
327	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
328		570
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
332		578
333	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
334	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
335		581
336	Useful for short background jobs.	582	Useful for short background jobs.
337		583
338	=cut	584	=cut
339		585
340	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
342		589
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
345	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
346		596
347	while () {	597	while () {
348	next_job:	598	next_job:
		599
349	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	601
351	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	606	$job->[2]->send;
355	Coro::cede;	607	Coro::cede;
356	goto next_job;	608	goto next_job;
357	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	611	}
359	}	612	}
360		613
361	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
364	$signal->wait;
365	} else {	617	} else {
		618	$busy = 0;
366	Coro::schedule;	619	Coro::schedule;
367	}	620	}
368	}	621	}
369	};	622	};
370		623
371	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
372	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
373		628
374	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
375	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
376		632
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
390		646
391	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
392		648
393	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
394		650
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	654	acceptable.
399		655
400	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
405	=cut	661	=cut
406		662
407	sub sync_job(&) {	663	sub sync_job(&) {
408	my ($job) = @_;	664	my ($job) = @_;
409		665
410	if ($Coro::current == $Coro::main) {	666	if (in_main) {
411	my $time = Event::time;	667	my $time = AE::time;
412		668
413	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
415		671
416	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	673
418	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
419		675
420	my $busy = 1;	676	my $busy = 1;
421	my @res;	677	my @res;
422		678
423	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	681	@res = eval { $job->() };
425	warn $@ if $@;	682	error $@ if $@;
426	undef $busy;	683	undef $busy;
427	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
428		685
429	while ($busy) {	686	while ($busy) {
430	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
431	}	691	}
		692	}
432		693
433	$time = Event::time - $time;	694	my $time = AE::time - $time;
434		695
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
439		697
440	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
441	} else {	699	} else {
442	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
443		701
…		…
463	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
464		722
465	$coro	723	$coro
466	}	724	}
467		725
468	=item fork_call { }, $args	726	=item fork_call { }, @args
469		727
470	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
474		732
475	=cut	733	=cut
476		734
477	sub _store_scalar {	735	sub post_fork {
478	open my $fh, ">", \my $buf	736	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	737	}
485		738
486	sub fork_call(&@) {	739	sub fork_call(&@) {
487	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
488		741
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	742	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	743	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	744	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		745
494	if (my $pid = fork) {	746	my @res = Coro::Util::fork_eval {
495	close $fh2;	747	cf::post_fork;
		748	&$cb
		749	} @args;
496		750
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	751	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	752	}
499	$res = Coro::Storable::thaw $res;
500		753
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	754	sub objinfo {
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
528	}	790	}
529		791
530	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
531		793
532	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
535		797
536	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	799	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
539	=cut	806	=cut
		807
		808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
		812	my ($name) = @_;
		813	my $db = BDB::db_create $DB_ENV;
		814
		815	eval {
		816	$db->set_flags (BDB::CHKSUM);
		817
		818	utf8::encode $name;
		819	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		820	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		821	cf::cleanup "db_open(db): $!" if $!;
		822	};
		823	cf::cleanup "db_open(db): $@" if $@;
		824
		825	$db
		826	}
540		827
541	our $DB;	828	our $DB;
542		829
543	sub db_init {	830	sub db_init {
544	unless ($DB) {	831	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	832	}
559		833
560	sub db_get($$) {	834	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
562		836
563	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
564	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
565		841
566	$! ? ()	842	$! ? ()
567	: $data	843	: $data
568	}
569	}	844	}
570		845
571	sub db_put($$$) {	846	sub db_put($$$) {
572	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		876
602	my @data;	877	my @data;
603	my $md5;	878	my $md5;
604		879
605	for (0 .. $#$src) {	880	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	882	}
609		883
610	# if processing is expensive, check	884	# if processing is expensive, check
611	# checksum first	885	# checksum first
612	if (1) {	886	if (1) {
613	$md5 =	887	$md5 =
614	join "\x00",	888	join "\x00",
615	$processversion,	889	$processversion,
616	map {	890	map {
617	Coro::cede;	891	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	893	} 0.. $#$src;
620		894
621		895
622	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
629		903
630	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
631	my $data = $process->(\@data);	905	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
633		907
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		909
636	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
639		913
…		…
649		923
650	=cut	924	=cut
651		925
652	sub datalog($@) {	926	sub datalog($@) {
653	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	929	}
656		930
657	=back	931	=back
658		932
659	=cut	933	=cut
660		934
661	#############################################################################	935	#############################################################################
662		936
663	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
664		938
665	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
668		942
669	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	945	Deliantra).
672		946
673	=over 4	947	=over 4
674		948
675	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
676		950
…		…
720	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
721		995
722	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
724		998
725	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
727		1001
728	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
729		1003
730	=over 4	1004	=over 4
…		…
854		1128
855	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1131
858	} elsif (ref $type) {	1132	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
860		1134
861	} else {	1135	} else {
862	shift @arg;	1136	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
864	}	1138	}
865	}	1139	}
866	}	1140	}
867		1141
868	sub _object_attach {	1142	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
879	}	1153	}
880		1154
881	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
882	} else {	1156	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1158	}
885		1159
886	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
887	}	1161	}
888		1162
…		…
947		1221
948	for (@$callbacks) {	1222	for (@$callbacks) {
949	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
950		1224
951	if ($@) {	1225	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1227	override;
955	}	1228	}
956		1229
957	return 1 if $override;	1230	return 1 if $override;
958	}	1231	}
959		1232
960	0	1233	0
961	}	1234	}
962		1235
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1237
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1239
967	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
968		1241
…		…
974		1247
975	=cut	1248	=cut
976		1249
977	#############################################################################	1250	#############################################################################
978	# object support	1251	# object support
979	#
980		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
981	sub _can_merge {	1286	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
983		1288
984	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1290
988	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
989	}	1293	}
990		1294
991	sub reattach {	1295	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1297	my ($obj) = @_;
994		1298
		1299	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1301
997	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
998		1303
999	@$registry = ();	1304	@$registry = ();
1000		1305
…		…
1005	for (@$attach) {	1310	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1008	}	1313	}
1009	} else {	1314	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1316	}
1012	}	1317	}
1013	}	1318	}
1014		1319
1015	cf::attachable->attach (	1320	cf::attachable->attach (
1016	prio => -1000000,	1321	prio => -1000000,
1017	on_instantiate => sub {	1322	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1019		1324
1020	$data = from_json $data;	1325	$data = decode_json $data;
1021		1326
1022	for (@$data) {	1327	for (@$data) {
1023	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1024		1329
1025	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1346	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1043		1348
1044	sync_job {	1349	sync_job {
1045	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1048		1355
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
1053	close $fh;	1363	aio_close $fh;
1054		1364
1055	if (@$objs) {	1365	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1061	close $fh;	1374	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1376	}
1064	} else {	1377	} else {
1065	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1066	}	1379	}
1067		1380
1068	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1385	} else {
1070	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1071	}	1387	}
1072	} else {	1388	} else {
1073	aio_unlink $filename;	1389	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1075	}	1391	}
1076	}	1392	};
1077	}	1393	}
1078		1394
1079	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1081		1397
…		…
1093	or return;	1409	or return;
1094		1410
1095	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1413	or return;
		1414
1098	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1099	}	1417	}
1100		1418
		1419	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1103	return ($data, $av);	1424	($data, $av)
1104	}	1425	}
1105		1426
1106	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1107		1428
1108	=over 4	1429	=over 4
…		…
1162	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1163		1484
1164	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1165	}	1486	}
1166		1487
		1488	use File::Glob ();
		1489
1167	cf::player->attach (	1490	cf::player->attach (
1168	on_command => sub {	1491	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1170		1493
1171	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1172	or return;	1495	or return;
1173		1496
…		…
1181	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1182		1505
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1507
1185	if (ref $msg) {	1508	if (ref $msg) {
1186	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1187	"ARRAY" eq ref $msg	1510
1188	? @$msg	1511	my @reply;
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1512
1191	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1515	}
		1516
		1517	$pl->ext_reply ($reply, @reply)
		1518	if $reply;
		1519
1197	} else {	1520	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1522	}
1200		1523
1201	cf::override;	1524	cf::override;
1202	},	1525	},
1203	);	1526	);
1204		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1205	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1206	cf::sync_job {	1557	cf::sync_job {
1207	my %todo;	1558	my %todo;
1208		1559
1209	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1561	next unless -r $path;
…		…
1228		1579
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1582
1232	$ext{source} =	1583	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1235	. $source	1586	. $source
1236	. "\n};\n1";	1587	. "\n};\n1";
1237		1588
1238	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1239	}	1590	}
1240		1591
		1592	my $pass = 0;
1241	my %done;	1593	my %done;
1242	while (%todo) {	1594	while (%todo) {
1243	my $progress;	1595	my $progress;
1244		1596
		1597	++$pass;
		1598
		1599	ext:
1245	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1602	next ext
1248	unless exists $done{$_};	1603	unless exists $done{$_};
1249	}	1604	}
1250		1605
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1607
1253	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1258	warn $msg;	1624
1259	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1626	delete $todo{$k};
1261	}	1627	} else {
1262		1628	$done{$k} = delete $todo{$k};
1263	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1264	}	1634	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1635	}
1270		1636
1271	skip:	1637	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1274	}	1647	}
1275	};	1648	};
1276	}	1649	}
1277		1650
1278	#############################################################################	1651	#############################################################################
1279		1652
1280	=back	1653	=back
1281		1654
1282	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1283		1656
1284	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1285		1658
1286	=cut	1659	=cut
1287		1660
1288	package cf::player;	1661	package cf::player;
1289		1662
1290	use Coro::AIO;	1663	use Coro::AIO;
1291		1664
1292	=head3 cf::player	1665	=head3 cf::player
1293		1666
1294	=over 4	1667	=over 4
		1668
		1669	=item cf::player::num_playing
		1670
		1671	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1672
		1673	=cut
		1674
		1675	sub num_playing {
		1676	scalar grep
		1677	$_->ob->map
		1678	&& !$_->hidden
		1679	&& !$_->ob->flag (cf::FLAG_WIZ),
		1680	cf::player::list
		1681	}
1295		1682
1296	=item cf::player::find $login	1683	=item cf::player::find $login
1297		1684
1298	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1299		1686
…		…
1318		1705
1319	sub exists($) {	1706	sub exists($) {
1320	my ($login) = @_;	1707	my ($login) = @_;
1321		1708
1322	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1324	}	1711	}
1325		1712
1326	sub find($) {	1713	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1715	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1726
1340	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1728	or return;
		1729
		1730	my $pl = cf::player::load_pl $f
		1731	or return;
		1732
		1733	local $cf::PLAYER_LOADING{$login} = $pl;
		1734	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1343	}	1736	}
1344	}	1737	}
1345	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
1346		1752
1347	sub save($) {	1753	sub save($) {
1348	my ($pl) = @_;	1754	my ($pl) = @_;
1349		1755
1350	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1356		1762
1357	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1359		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1770
1360	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1361	Coro::cede;	1772	cf::cede_to_tick;
1362	}	1773	}
1363		1774
1364	sub new($) {	1775	sub new($) {
1365	my ($login) = @_;	1776	my ($login) = @_;
1366		1777
…		…
1372	$cf::PLAYER{$login} = $self;	1783	$cf::PLAYER{$login} = $self;
1373		1784
1374	$self	1785	$self
1375	}	1786	}
1376		1787
		1788	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1789
		1790	=cut
		1791
		1792	sub send_msg {
		1793	my $ns = shift->ns
		1794	or return;
		1795	$ns->send_msg (@_);
		1796	}
		1797
1377	=item $pl->quit_character	1798	=item $pl->quit_character
1378		1799
1379	Nukes the player without looking back. If logged in, the connection will	1800	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1801	be destroyed. May block for a long time.
1381		1802
…		…
1385	my ($pl) = @_;	1806	my ($pl) = @_;
1386		1807
1387	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1388		1809
1389	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1812
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1393	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1395	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1396		1821
1397	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1399	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1434	or return [];	1859	or return [];
1435		1860
1436	my @logins;	1861	my @logins;
1437		1862
1438	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
		1864	my $path = path $login;
		1865
		1866	# a .pst is a dead give-away for a valid player
		1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1442		1873
1443	utf8::decode $login;	1874	utf8::decode $login;
1444	push @logins, $login;	1875	push @logins, $login;
1445	}	1876	}
1446		1877
1447	\@logins	1878	\@logins
1448	}	1879	}
1449		1880
1450	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1451		1884
1452	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1453	player. May block.	1886	player. May block.
1454		1887
1455	=cut	1888	=cut
…		…
1473	}	1906	}
1474		1907
1475	\@paths	1908	\@paths
1476	}	1909	}
1477		1910
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1912
1480	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1914
1528	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1529		1916
1530	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1531		1918
1532	=cut	1919	=cut
1533		1920
1534	sub ext_reply($$@) {	1921	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1922	my ($self, $id, @msg) = @_;
1536		1923
1537	if ($self->ns->extcmd == 2) {	1924	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1925	}
1545		1926
1546	=item $player->ext_msg ($type, @msg)	1927	=item $player->ext_msg ($type, @msg)
1547		1928
1548	Sends an ext event to the client.	1929	Sends an ext event to the client.
…		…
1569		1950
1570	=cut	1951	=cut
1571		1952
1572	sub find_by_path($) {	1953	sub find_by_path($) {
1573	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1574		1957
1575	my ($match, $specificity);	1958	my ($match, $specificity);
1576		1959
1577	for my $region (list) {	1960	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1606		1989
1607	sub generate_random_map {	1990	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1609	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1610	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1618	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1619	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1620	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1621	(cf::region::find $rmp->{region}), $rmp->{custom}
1622	)
1623	}	1996	}
1624		1997
1625	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1626		1999
1627	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1632		2005
1633	sub register {	2006	sub register {
1634	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1635	my $pkg = caller;	2008	my $pkg = caller;
1636		2009
1637	no strict;
1638	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1639		2011
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	2013	}
1642		2014
1643	# also paths starting with '/'	2015	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		2017
1646	sub thawer_merge {	2018	sub thawer_merge {
1647	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1648		2020
1649	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1654	}	2026	}
1655		2027
1656	sub normalise {	2028	sub normalise {
1657	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1658		2030
1659	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1660		2032
1661	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1662		2034
1663	# map plan:	2035	# map plan:
1664	#	2036	#
…		…
1679	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1680	$path = "$base/$path";	2052	$path = "$base/$path";
1681	}	2053	}
1682		2054
1683	for ($path) {	2055	for ($path) {
1684	redo if s{//}{/};
1685	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1686	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1687	}	2058	}
1688		2059
1689	$path	2060	$path
…		…
1703	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1704	return $self;	2075	return $self;
1705	}	2076	}
1706	}	2077	}
1707		2078
1708	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1709	()	2080	()
1710	}	2081	}
1711		2082
		2083	# may re-bless or do other evil things
1712	sub init {	2084	sub init {
1713	my ($self) = @_;	2085	my ($self) = @_;
1714		2086
1715	$self	2087	$self
1716	}	2088	}
…		…
1735		2107
1736	# the temporary/swap location	2108	# the temporary/swap location
1737	sub save_path {	2109	sub save_path {
1738	my ($self) = @_;	2110	my ($self) = @_;
1739		2111
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1742	}	2114	}
1743		2115
1744	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1745	sub uniq_path {	2117	sub uniq_path {
1746	my ($self) = @_;	2118	my ($self) = @_;
1747		2119
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	2122	}
1760		2123
1761	sub decay_objects {	2124	sub decay_objects {
1762	my ($self) = @_;	2125	my ($self) = @_;
1763		2126
…		…
1776		2139
1777	sub load_header_from($) {	2140	sub load_header_from($) {
1778	my ($self, $path) = @_;	2141	my ($self, $path) = @_;
1779		2142
1780	utf8::encode $path;	2143	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	2144	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	2145	or return;
1786		2146
		2147	$self->_load_header ($f)
		2148	or return;
		2149
		2150	local $MAP_LOADING{$self->{path}} = $self;
		2151	$f->resolve_delayed_derefs;
		2152
1787	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1788		2154
1789	1	2155	1
1790	}	2156	}
1791		2157
		2158	# used to laod the header of an original map
1792	sub load_header_orig {	2159	sub load_header_orig {
1793	my ($self) = @_;	2160	my ($self) = @_;
1794		2161
1795	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1796	}	2163	}
1797		2164
		2165	# used to laod the header of an instantiated map
1798	sub load_header_temp {	2166	sub load_header_temp {
1799	my ($self) = @_;	2167	my ($self) = @_;
1800		2168
1801	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1802	}	2170	}
1803		2171
		2172	# called after loading the header from an instantiated map
1804	sub prepare_temp {	2173	sub prepare_temp {
1805	my ($self) = @_;	2174	my ($self) = @_;
1806		2175
1807	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1808	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1809	# safety	2178	# safety
1810	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1811	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1812	}	2181	}
1813		2182
		2183	# called after loading the header from an original map
1814	sub prepare_orig {	2184	sub prepare_orig {
1815	my ($self) = @_;	2185	my ($self) = @_;
1816		2186
1817	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1818	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1842		2212
1843	sub find;	2213	sub find;
1844	sub find {	2214	sub find {
1845	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1846		2216
		2217	cf::cede_to_tick;
		2218
1847	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1848		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2223
1851	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1854	or return;	2226	or return;
1855		2227
1856	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1857		2229
…		…
1859	or return;	2231	or return;
1860		2232
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1864	$map->reset;	2238	$map->reset;
1865	undef $guard;
1866	return find $path;	2239	return find $path;
1867	}	2240	}
1868		2241
1869	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1870	}	2243	}
1871	}	2244	}
1872		2245
1873	sub pre_load { }	2246	sub pre_load { }
1874	sub post_load { }	2247	#sub post_load { } # XS
1875		2248
1876	sub load {	2249	sub load {
1877	my ($self) = @_;	2250	my ($self) = @_;
1878		2251
1879	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1880		2253
1881	my $path = $self->{path};	2254	my $path = $self->{path};
1882		2255
1883	{	2256	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1885		2258
		2259	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1887
1888	$self->in_memory (cf::MAP_LOADING);
1889		2261
1890	$self->alloc;	2262	$self->alloc;
1891		2263
1892	$self->pre_load;	2264	$self->pre_load;
1893	Coro::cede;	2265	cf::cede_to_tick;
1894		2266
1895	$self->_load_objects ($self->{load_path}, 1)	2267	if (exists $self->{load_path}) {
		2268	my $f = new_from_file cf::object::thawer $self->{load_path};
		2269	$f->skip_block;
		2270	$self->_load_objects ($f)
1896	or return;	2271	or return;
1897		2272
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1899	if delete $self->{load_original};	2274	if delete $self->{load_original};
1900		2275
1901	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2277	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2278	unless (aio_stat $uniq) {
		2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2280	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2281	$self->_load_objects ($f);
		2282	$f->resolve_delayed_derefs;
		2283	}
		2284	}
1906	}	2285	}
1907	}
1908		2286
1909	Coro::cede;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
		2294
		2295	cf::cede_to_tick;
1910	# now do the right thing for maps	2296	# now do the right thing for maps
1911	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2299	unless $self->difficulty;
1914	Coro::cede;	2300	cf::cede_to_tick;
1915		2301
1916	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2303	$self->decay_objects;
1918	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1919	$self->update_buttons;	2305	$self->update_buttons;
1920	Coro::cede;	2306	cf::cede_to_tick;
1921	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1922	Coro::cede;
1923	$self->activate;
1924	}	2308	}
1925		2309
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2310	$self->{last_save} = $cf::RUNTIME;
		2311	$self->last_access ($cf::RUNTIME);
1927	}	2312	}
1928		2313
1929	$self->post_load;	2314	$self->post_load;
1930	}
1931		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2322	sub customise_for {
1933	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1934		2324
1935	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2326	if $self->per_player;
…		…
1939	# if $self->per_party;	2329	# if $self->per_party;
1940		2330
1941	$self	2331	$self
1942	}	2332	}
1943		2333
1944	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {
1946	my ($map) = @_;
1947
1948	my @diag; # diagonal neighbours
1949
1950	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)
1952	or next;
1953	$neigh = find $neigh, $map
1954	or next;
1955	$neigh->load;
1956
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}
1960
1961	for (@diag) {
1962	my $neigh = find @$_
1963	or next;
1964	$neigh->load;
1965	}
1966	}
1967
1968	sub find_sync {	2334	sub find_sync {
1969	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1970		2336
1971	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
1972	}	2342	}
1973		2343
1974	sub do_load_sync {	2344	sub do_load_sync {
1975	my ($map) = @_;	2345	my ($map) = @_;
1976		2346
1977	cf::sync_job { $map->load };	2347	# it's a bug to call this from the main context
		2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2349	if $Coro::current == $Coro::main;
		2350
		2351	$map->load;
1978	}	2352	}
1979		2353
1980	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1982		2356
1983	sub find_async {	2357	sub find_async {
1984	my ($path, $origin) = @_;	2358	my ($path, $origin, $load) = @_;
1985		2359
1986	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
1987		2361
1988	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
1990	}	2364	}
1991		2365
1992	undef $MAP_PREFETCH{$path};	2366	$MAP_PREFETCH{$path} |= $load;
		2367
1993	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
1994	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2373	if (my $map = find $k) {
1997	$map->load;	2374	$map->load if $v;
1998	}	2375	}
1999		2376
2000	delete $MAP_PREFETCH{$path};	2377	delete $MAP_PREFETCH{$k};
2001	}	2378	}
2002	}	2379	}
2003	undef $MAP_PREFETCHER;	2380	undef $MAP_PREFETCHER;
2004	};	2381	};
2005	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2006		2383
2007	()	2384	()
2008	}	2385	}
2009		2386
		2387	# common code, used by both ->save and ->swapout
2010	sub save {	2388	sub _save {
2011	my ($self) = @_;	2389	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2390
2015	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2016		2392
2017	return unless $self->dirty;	2393	return unless $self->dirty;
2018		2394
…		…
2024	return if $self->{deny_save};	2400	return if $self->{deny_save};
2025		2401
2026	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2027		2403
2028	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2030	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2031		2410
2032	if ($uniq) {	2411	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2414	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2416	}
2038	}	2417	}
2039		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2040	sub swap_out {	2427	sub swap_out {
2041	my ($self) = @_;	2428	my ($self) = @_;
2042		2429
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2048	return if $self->players;	2434	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
2052	$self->clear;	2445	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2446	}
2055		2447
2056	sub reset_at {	2448	sub reset_at {
2057	my ($self) = @_;	2449	my ($self) = @_;
2058		2450
…		…
2076		2468
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2470
2079	return if $self->players;	2471	return if $self->players;
2080		2472
2081	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2082		2474
2083	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2084		2476
2085	# need to save uniques path	2477	# need to save uniques path
2086	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2087	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2088		2480
…		…
2090	if $uniq;	2482	if $uniq;
2091	}	2483	}
2092		2484
2093	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2094		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2489	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2490
2099	$self->unlink_save;	2491	$self->unlink_save;
2100	$self->destroy;	2492	$self->destroy;
2101	}	2493	}
2102		2494
2103	my $nuke_counter = "aaaa";	2495	my $nuke_counter = "aaaa";
2104		2496
2105	sub nuke {	2497	sub nuke {
2106	my ($self) = @_;	2498	my ($self) = @_;
2107		2499
		2500	{
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
2108	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2109		2504
2110	$self->unlink_save;	2505	$self->unlink_save;
2111		2506
2112	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2512
2118	$cf::MAP{$self->path} = $self;	2513	$cf::MAP{$self->path} = $self;
		2514	}
2119		2515
2120	$self->reset; # polite request, might not happen	2516	$self->reset; # polite request, might not happen
2121	}	2517	}
2122		2518
2123	=item $maps = cf::map::tmp_maps	2519	=item $maps = cf::map::tmp_maps
…		…
2165		2561
2166	sub unique_maps() {	2562	sub unique_maps() {
2167	[	2563	[
2168	map {	2564	map {
2169	utf8::decode $_;	2565	utf8::decode $_;
2170	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2171	? normalise $_	2569	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2571	]
2175	}	2572	}
2176		2573
2177	package cf;	2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
2178		2605
2179	=back	2606	=back
2180		2607
2181	=head3 cf::object	2608	=head3 cf::object
2182		2609
…		…
2186		2613
2187	=over 4	2614	=over 4
2188		2615
2189	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2190		2617
2191	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2192		2620
2193	=cut	2621	=cut
2194		2622
2195	sub inv_recursive_;	2623	sub inv_recursive_;
2196	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2199		2627
2200	sub inv_recursive {	2628	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2202	}	2630	}
2203		2631
		2632	=item $ref = $ob->ref
		2633
		2634	Creates and returns a persistent reference to an object that can be stored as a string.
		2635
		2636	=item $ob = cf::object::deref ($refstring)
		2637
		2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2639	even if the object actually exists. May block.
		2640
		2641	=cut
		2642
		2643	sub deref {
		2644	my ($ref) = @_;
		2645
		2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2647	my ($uuid, $name) = ($1, $2);
		2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2649	or return;
		2650	$pl->ob->uuid eq $uuid
		2651	or return;
		2652
		2653	$pl->ob
		2654	} else {
		2655	warn "$ref: cannot resolve object reference\n";
		2656	undef
		2657	}
		2658	}
		2659
2204	package cf;	2660	package cf;
2205		2661
2206	=back	2662	=back
2207		2663
2208	=head3 cf::object::player	2664	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2670	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2217		2673
2218	=cut	2674	=cut
		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
2219		2689
2220	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2691	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2707
2238	} else {	2708	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2711	}
2242	}	2712	}
		2713	}
		2714
		2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2716
		2717	=cut
		2718
		2719	sub cf::object::send_msg {
		2720	my $pl = shift->contr
		2721	or return;
		2722	$pl->send_msg (@_);
2243	}	2723	}
2244		2724
2245	=item $player_object->may ("access")	2725	=item $player_object->may ("access")
2246		2726
2247	Returns wether the given player is authorized to access resource "access"	2727	Returns wether the given player is authorized to access resource "access"
…		…
2260		2740
2261	=item $player_object->enter_link	2741	=item $player_object->enter_link
2262		2742
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2744
2265	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2267		2749
2268	Will never block.	2750	Will never block.
2269		2751
2270	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2271		2753
…		…
2291	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2774	my ($self) = @_;
2293		2775
2294	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2295		2777
		2778	++$self->{_link_recursion};
		2779
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2781
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2300		2784
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2786	}
2303		2787
2304	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2306		2790
…		…
2323	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2325		2809
2326	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2329		2813
2330	$map->load;	2814	$map->load;
2331	$map->load_diag;
2332		2815
2333	return unless $self->contr->active;	2816	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2817
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2338	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2339		2825
		2826	}
		2827
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2341		2829
2342	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2343	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2834	be called at the end of this process.
2347		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2348	=cut	2839	=cut
2349		2840
2350	our $GOTOGEN;	2841	our $GOTOGEN;
2351		2842
2352	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
		2851
2355	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2854
2358	$self->enter_link;	2855	$self->enter_link;
2359		2856
2360	(async {	2857	(async {
		2858	$Coro::current->{desc} = "player::goto $path $x $y";
		2859
		2860	# *tag paths override both path and x|y
		2861	if ($path =~ /^\*(.*)$/) {
		2862	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2863	my $ob = $obs[rand @obs];
		2864
		2865	# see if we actually can go there
		2866	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2867	$ob = $obs[rand @obs];
		2868	} else {
		2869	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2870	}
		2871	# else put us there anyways for now #d#
		2872
		2873	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2874	} else {
		2875	($path, $x, $y) = (undef, undef, undef);
		2876	}
		2877	}
		2878
2361	my $map = eval {	2879	my $map = eval {
2362	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2363		2881
2364	if ($map) {	2882	if ($map) {
2365	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2885	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2887	}
2370		2888
2371	$map	2889	$map
2372	};	2890	};
2373		2891
…		…
2379	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2382	}	2900	}
2383		2901
2384	$done->() if $done;	2902	$done->($self) if $done;
2385	})->prio (1);	2903	})->prio (1);
2386	}	2904	}
2387		2905
2388	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2389		2907
…		…
2409	}	2927	}
2410		2928
2411	sub prepare_random_map {	2929	sub prepare_random_map {
2412	my ($exit) = @_;	2930	my ($exit) = @_;
2413		2931
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2934	# that depends on the exit object
2419		2935
2420	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2938	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2427	}	2945	}
2428		2946
2429	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2430		2948
2431	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2434		2952
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2955	undef $fh;
2438	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2439		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2442	}	2964	}
2443	}	2965	}
2444		2966
2445	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2447		2969
2448	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2449		2971
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2972	$self->enter_link;
2462		2973
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2974	(async {
2468	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2469	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2470	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2471		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2472	1;	3013	1
2473	}) {	3014	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2478		3019
2479	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2480	$self->leave_link;	3021	$self->leave_link;
2481	}	3022	}
2482	})->prio (1);	3023	})->prio (1);
2483	}	3024	}
2484		3025
…		…
2496	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2498		3039
2499	utf8::encode $text;	3040	utf8::encode $text;
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2501	}	3067	}
2502		3068
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		3070
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2509		3075
2510	=cut	3076	=cut
2511		3077
		3078	# non-persistent channels (usually the info channel)
		3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
		3086	"c/identify" => {
		3087	id => "infobox",
		3088	title => "Identify",
		3089	reply => undef,
		3090	tooltip => "Items recently identified",
		3091	},
		3092	"c/examine" => {
		3093	id => "infobox",
		3094	title => "Examine",
		3095	reply => undef,
		3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
		3110	"c/lookat" => {
		3111	id => "infobox",
		3112	title => "Look",
		3113	reply => undef,
		3114	tooltip => "What you saw there",
		3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
		3190	);
		3191
2512	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3194
2515	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2516		3197
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3199
		3200	# check predefined channels, for the benefit of C
		3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2519	if (ref $channel) {	3207	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	3211	$self->ext_msg (channel_info => $channel);
2524	}	3212	}
…		…
2526	$channel = $channel->{id};	3214	$channel = $channel->{id};
2527	}	3215	}
2528		3216
2529	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2530		3218
2531	if ($self->can_msg) {	3219	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3221	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		3222
2544	if ($color >= 0) {	3223	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3224	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3226	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3227
2549	$self->send_packet ("drawinfo $color $msg")	3228	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3229	}
2554		3230
2555	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2556		3232
2557	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2559	=cut	3235	=cut
2560		3236
2561	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2563		3239
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	3241	}
2569	push @msg, msgtype => "event_$type";	3242
		3243	=item $client->ext_reply ($msgid, @msg)
		3244
		3245	Sends an ext reply to the client.
		3246
		3247	=cut
		3248
		3249	sub cf::client::ext_reply($$@) {
		3250	my ($self, $id, @msg) = @_;
		3251
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2571	}
2572	}	3253	}
2573		3254
2574	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2575		3256
2576	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2631	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2632		3313
2633	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2634		3315
2635	if (ref $msg) {	3316	if (ref $msg) {
2636	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2637	"ARRAY" eq ref $msg	3318
2638	? @$msg	3319	my @reply;
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3320
2641	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3323	}
		3324
		3325	$ns->ext_reply ($reply, @reply)
		3326	if $reply;
		3327
2647	} else {	3328	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3330	}
2650		3331
2651	cf::override;	3332	cf::override;
2652	},	3333	},
2653	);	3334	);
…		…
2673		3354
2674	$coro	3355	$coro
2675	}	3356	}
2676		3357
2677	cf::client->attach (	3358	cf::client->attach (
2678	on_destroy => sub {	3359	on_client_destroy => sub {
2679	my ($ns) = @_;	3360	my ($ns) = @_;
2680		3361
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3363	},
2683	);	3364	);
…		…
2698	our $safe = new Safe "safe";	3379	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2700		3381
2701	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2702		3383
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3384	$safe->permit_only (Opcode::opset qw(
		3385	:base_core :base_mem :base_orig :base_math :base_loop
		3386	grepstart grepwhile mapstart mapwhile
		3387	sort time
		3388	));
2704		3389
2705	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
2706		3391
2707	=pod	3392	=pod
2708		3393
2709	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
2710		3395
2711	cf::object	3396	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3397	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3398	insert remove name archname title slaying race decrease split
		3399	value
2714		3400
2715	cf::object::player	3401	cf::object::player
2716	player	3402	player
2717		3403
2718	cf::player	3404	cf::player
…		…
2723		3409
2724	=cut	3410	=cut
2725		3411
2726	for (	3412	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3414	insert remove inv nrof name archname title slaying race
		3415	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
2732	) {	3419	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3422	for @funs;
2737	}	3423	}
2738		3424
…		…
2753		3439
2754	my $qcode = $code;	3440	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
2757		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
2758	local $_;	3447	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3448
2761	my $eval =	3449	my $eval =
2762	"do {\n"	3450	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3453	. $code
2766	. "\n}"	3454	. "\n}"
2767	;	3455	;
2768		3456
		3457	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
2772		3466
2773	if ($@) {	3467	if ($@) {
2774	warn "$@";	3468	warn "$@",
2775	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
2777	}	3471	}
2778		3472
2779	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
2780	}	3474	}
2781		3475
…		…
2795	=cut	3489	=cut
2796		3490
2797	sub register_script_function {	3491	sub register_script_function {
2798	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
2799		3493
2800	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
2802	}	3496	}
2803		3497
2804	=back	3498	=back
2805		3499
2806	=cut	3500	=cut
2807		3501
2808	#############################################################################	3502	#############################################################################
2809	# the server's init and main functions	3503	# the server's init and main functions
2810		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
		3528
2811	sub load_facedata($) {	3529	sub load_facedata($) {
2812	my ($path) = @_;	3530	my ($path) = @_;
2813		3531
		3532	# HACK to clear player env face cache, we need some signal framework
		3533	# for this (global event?)
		3534	%ext::player_env::MUSIC_FACE_CACHE = ();
		3535
		3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3537
2814	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
2815		3539
2816	my $facedata;	3540	my $facedata = decode_storable load_file $path;
2817	0 < aio_load $path, $facedata
2818	or die "$path: $!";
2819
2820	$facedata = Coro::Storable::thaw $facedata;
2821		3541
2822	$facedata->{version} == 2	3542	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3544
		3545	cf::cede_to_tick;
		3546
2825	{	3547	{
2826	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
2827		3549
2828	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
2830	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
2834		3560
2835	cf::cede_to_tick;	3561	cf::cede_to_tick;
2836	}	3562	}
2837		3563
2838	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
2840	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
2841	or next;	3568	or next;
		3569
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3573	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3575	}
2848		3576
2849	cf::cede_to_tick;	3577	cf::cede_to_tick;
2850	}	3578	}
2851	}	3579	}
…		…
2860		3588
2861	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
2862	}	3590	}
2863		3591
2864	{	3592	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3594
2872	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3596	if (defined (my $type = $info->{type})) {
2874	name => $name,	3597	# TODO: different hash - must free and use new index, or cache ixface data queue
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2879		3599
2880	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
2881	# prepend meta info
2882
2883	my $data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_data $idx, 0, $data, $chk;	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3603	$FACEHASH{$info->{hash}} = $idx;#d#
2887	} else {	3604	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3605	# $RESOURCE{$name} = $info; # unused
2889	}	3606	}
2890		3607
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3608	cf::cede_to_tick;
2894	}	3609	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	warn "$sound->[0]: $face\n";#d#
2905
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	#TODO
2911	}
2912	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2913		3613
2914	1	3614	1
2915	}	3615	}
2916		3616
2917	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
2920	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
2921	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
2922	}	3622	}
2923	};	3623	};
2924		3624
		3625	sub load_resource_file($) {
		3626	my $guard = lock_acquire "load_resource_file";
		3627
		3628	my $status = load_resource_file_ $_[0];
		3629	get_slot 0.1, 100;
		3630	cf::arch::commit_load;
		3631
		3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
		3647
2925	sub reload_regions {	3648	sub reload_regions {
		3649	# HACK to clear player env face cache, we need some signal framework
		3650	# for this (global event?)
		3651	%ext::player_env::MUSIC_FACE_CACHE = ();
		3652
2926	load_resource_file "$MAPDIR/regions"	3653	load_resource_file "$MAPDIR/regions"
2927	or die "unable to load regions file\n";	3654	or die "unable to load regions file\n";
2928		3655
2929	for (cf::region::list) {	3656	for (cf::region::list) {
2930	$_->{match} = qr/$_->{match}/	3657	$_->{match} = qr/$_->{match}/
…		…
2938	}	3665	}
2939		3666
2940	sub reload_archetypes {	3667	sub reload_archetypes {
2941	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
2942	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
2943	#d# NEED to laod twice to resolve forward references	3670
2944	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
2945	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
2946	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2947	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
2948	}	3679	}
2949		3680
2950	sub reload_treasures {	3681	sub reload_treasures {
2951	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
2952	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
2953	}	3684	}
2954		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
2955	sub reload_resources {	3706	sub reload_resources {
2956	warn "reloading resource files...\n";	3707	trace "reloading resource files...\n";
2957		3708
		3709	reload_materials;
		3710	reload_facedata;
		3711	reload_exp_table;
		3712	reload_sound;
		3713	reload_archetypes;
2958	reload_regions;	3714	reload_regions;
2959	reload_facedata;
2960	#reload_archetypes;#d#
2961	reload_archetypes;
2962	reload_treasures;	3715	reload_treasures;
2963		3716
2964	warn "finished reloading resource files\n";	3717	trace "finished reloading resource files\n";
2965	}	3718	}
2966		3719
2967	sub init {	3720	sub reload_config {
2968	reload_resources;	3721	trace "reloading config file...\n";
2969	}
2970		3722
2971	sub cfg_load {	3723	my $config = load_file "$CONFDIR/config";
2972	open my $fh, "<:utf8", "$CONFDIR/config"	3724	utf8::decode $config;
2973	or return;	3725	*CFG = decode_yaml $config;
2974		3726
2975	local $/;
2976	*CFG = YAML::Syck::Load <$fh>;
2977
2978	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3727	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2979		3728
2980	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3729	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2981	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3730	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2982		3731
2983	if (exists $CFG{mlockall}) {	3732	if (exists $CFG{mlockall}) {
…		…
2987	};	3736	};
2988	warn $@ if $@;	3737	warn $@ if $@;
2989	}	3738	}
2990	}	3739	}
2991		3740
		3741	sub pidfile() {
		3742	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3743	or die "$PIDFILE: $!";
		3744	flock $fh, &Fcntl::LOCK_EX
		3745	or die "$PIDFILE: flock: $!";
		3746	$fh
		3747	}
		3748
		3749	# make sure only one server instance is running at any one time
		3750	sub atomic {
		3751	my $fh = pidfile;
		3752
		3753	my $pid = <$fh>;
		3754	kill 9, $pid if $pid > 0;
		3755
		3756	seek $fh, 0, 0;
		3757	print $fh $$;
		3758	}
		3759
		3760	sub main_loop {
		3761	trace "EV::loop starting\n";
		3762	if (1) {
		3763	EV::loop;
		3764	}
		3765	trace "EV::loop returned\n";
		3766	goto &main_loop unless $REALLY_UNLOOP;
		3767	}
		3768
2992	sub main {	3769	sub main {
		3770	cf::init_globals; # initialise logging
		3771
		3772	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3773	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3774	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3775	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3776
		3777	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3778
2993	# we must not ever block the main coroutine	3779	# we must not ever block the main coroutine
2994	local $Coro::idle = sub {	3780	$Coro::idle = sub {
2995	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3781	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2996	(async {	3782	(async {
2997	Event::one_event;	3783	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3784	EV::loop EV::LOOP_ONESHOT;
2998	})->prio (Coro::PRIO_MAX);	3785	})->prio (Coro::PRIO_MAX);
2999	};	3786	};
3000		3787
3001	cfg_load;	3788	evthread_start IO::AIO::poll_fileno;
		3789
		3790	cf::sync_job {
		3791	cf::incloader::init ();
		3792
		3793	cf::init_anim;
		3794	cf::init_attackmess;
		3795	cf::init_dynamic;
		3796
		3797	cf::load_settings;
		3798
		3799	reload_resources;
		3800	reload_config;
3002	db_init;	3801	db_init;
		3802
		3803	cf::init_uuid;
		3804	cf::init_signals;
		3805	cf::init_skills;
		3806
		3807	cf::init_beforeplay;
		3808
		3809	atomic;
		3810
3003	load_extensions;	3811	load_extensions;
3004		3812
3005	$TICK_WATCHER->start;	3813	utime time, time, $RUNTIMEFILE;
3006	Event::loop;	3814
		3815	# no (long-running) fork's whatsoever before this point(!)
		3816	use POSIX ();
		3817	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3818
		3819	cf::_post_init 0;
		3820	};
		3821
		3822	cf::object::thawer::errors_are_fatal 0;
		3823	info "parse errors in files are no longer fatal from this point on.\n";
		3824
		3825	AE::postpone {
		3826	undef &main; # free gobs of memory :)
		3827	};
		3828
		3829	goto &main_loop;
3007	}	3830	}
3008		3831
3009	#############################################################################	3832	#############################################################################
3010	# initialisation and cleanup	3833	# initialisation and cleanup
3011		3834
3012	# install some emergency cleanup handlers	3835	# install some emergency cleanup handlers
3013	BEGIN {	3836	BEGIN {
		3837	our %SIGWATCHER = ();
3014	for my $signal (qw(INT HUP TERM)) {	3838	for my $signal (qw(INT HUP TERM)) {
3015	Event->signal (	3839	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3016	reentrant => 0,
3017	data => WF_AUTOCANCEL,
3018	signal => $signal,
3019	prio => 0,
3020	cb => sub {
3021	cf::cleanup "SIG$signal";	3840	cf::cleanup "SIG$signal";
3022	},
3023	);	3841	};
3024	}	3842	}
3025	}	3843	}
3026		3844
3027	sub write_runtime {	3845	sub write_runtime_sync {
3028	my $runtime = "$LOCALDIR/runtime";	3846	my $t0 = AE::time;
3029		3847
3030	# first touch the runtime file to show we are still running:	3848	# first touch the runtime file to show we are still running:
3031	# the fsync below can take a very very long time.	3849	# the fsync below can take a very very long time.
3032		3850
3033	IO::AIO::aio_utime $runtime, undef, undef;	3851	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3034		3852
3035	my $guard = cf::lock_acquire "write_runtime";	3853	my $guard = cf::lock_acquire "write_runtime";
3036		3854
3037	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3855	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3038	or return;	3856	or return;
3039		3857
3040	my $value = $cf::RUNTIME + 90 + 10;	3858	my $value = $cf::RUNTIME + 90 + 10;
3041	# 10 is the runtime save interval, for a monotonic clock	3859	# 10 is the runtime save interval, for a monotonic clock
3042	# 60 allows for the watchdog to kill the server.	3860	# 60 allows for the watchdog to kill the server.
…		…
3052	aio_utime $fh, undef, undef;	3870	aio_utime $fh, undef, undef;
3053		3871
3054	close $fh	3872	close $fh
3055	or return;	3873	or return;
3056		3874
3057	aio_rename "$runtime~", $runtime	3875	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3058	and return;	3876	and return;
3059		3877
3060	warn "runtime file written.\n";	3878	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3061		3879
3062	1	3880	1
		3881	}
		3882
		3883	our $uuid_lock;
		3884	our $uuid_skip;
		3885
		3886	sub write_uuid_sync($) {
		3887	$uuid_skip ||= $_[0];
		3888
		3889	return if $uuid_lock;
		3890	local $uuid_lock = 1;
		3891
		3892	my $uuid = "$LOCALDIR/uuid";
		3893
		3894	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3895	or return;
		3896
		3897	my $value = uuid_seq uuid_cur;
		3898
		3899	unless ($value) {
		3900	info "cowardly refusing to write zero uuid value!\n";
		3901	return;
		3902	}
		3903
		3904	my $value = uuid_str $value + $uuid_skip;
		3905	$uuid_skip = 0;
		3906
		3907	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3908	and return;
		3909
		3910	# always fsync - this file is important
		3911	aio_fsync $fh
		3912	and return;
		3913
		3914	close $fh
		3915	or return;
		3916
		3917	aio_rename "$uuid~", $uuid
		3918	and return;
		3919
		3920	trace "uuid file written ($value).\n";
		3921
		3922	1
		3923
		3924	}
		3925
		3926	sub write_uuid($$) {
		3927	my ($skip, $sync) = @_;
		3928
		3929	$sync ? write_uuid_sync $skip
		3930	: async { write_uuid_sync $skip };
3063	}	3931	}
3064		3932
3065	sub emergency_save() {	3933	sub emergency_save() {
3066	my $freeze_guard = cf::freeze_mainloop;	3934	my $freeze_guard = cf::freeze_mainloop;
3067		3935
3068	warn "enter emergency perl save\n";	3936	info "emergency_perl_save: enter\n";
		3937
		3938	# this is a trade-off: we want to be very quick here, so
		3939	# save all maps without fsync, and later call a global sync
		3940	# (which in turn might be very very slow)
		3941	local $USE_FSYNC = 0;
3069		3942
3070	cf::sync_job {	3943	cf::sync_job {
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
3071	# use a peculiar iteration method to avoid tripping on perl	3946	# use a peculiar iteration method to avoid tripping on perl
3072	# refcount bugs in for. also avoids problems with players	3947	# refcount bugs in for. also avoids problems with players
3073	# and maps saved/destroyed asynchronously.	3948	# and maps saved/destroyed asynchronously.
3074	warn "begin emergency player save\n";	3949	info "emergency_perl_save: begin player save\n";
3075	for my $login (keys %cf::PLAYER) {	3950	for my $login (keys %cf::PLAYER) {
3076	my $pl = $cf::PLAYER{$login} or next;	3951	my $pl = $cf::PLAYER{$login} or next;
3077	$pl->valid or next;	3952	$pl->valid or next;
		3953	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3078	$pl->save;	3954	$pl->save;
3079	}	3955	}
3080	warn "end emergency player save\n";	3956	info "emergency_perl_save: end player save\n";
3081		3957
3082	warn "begin emergency map save\n";	3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	info "emergency_perl_save: begin map save\n";
3083	for my $path (keys %cf::MAP) {	3961	for my $path (keys %cf::MAP) {
3084	my $map = $cf::MAP{$path} or next;	3962	my $map = $cf::MAP{$path} or next;
3085	$map->valid or next;	3963	$map->valid or next;
3086	$map->save;	3964	$map->save;
3087	}	3965	}
3088	warn "end emergency map save\n";	3966	info "emergency_perl_save: end map save\n";
3089		3967
3090	warn "begin emergency database checkpoint\n";	3968	cf::write_runtime_sync; # external watchdog should not bark
		3969
		3970	info "emergency_perl_save: begin database checkpoint\n";
3091	BDB::db_env_txn_checkpoint $DB_ENV;	3971	BDB::db_env_txn_checkpoint $DB_ENV;
3092	warn "end emergency database checkpoint\n";	3972	info "emergency_perl_save: end database checkpoint\n";
		3973
		3974	info "emergency_perl_save: begin write uuid\n";
		3975	write_uuid_sync 1;
		3976	info "emergency_perl_save: end write uuid\n";
		3977
		3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
		3980	trace "emergency_perl_save: syncing database to disk";
		3981	BDB::db_env_txn_checkpoint $DB_ENV;
		3982
		3983	info "emergency_perl_save: starting sync\n";
		3984	IO::AIO::aio_sync sub {
		3985	info "emergency_perl_save: finished sync\n";
		3986	};
		3987
		3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
		3990	trace "emergency_perl_save: flushing outstanding aio requests";
		3991	while (IO::AIO::nreqs || BDB::nreqs) {
		3992	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3993	}
		3994
		3995	cf::write_runtime_sync; # external watchdog should not bark
3093	};	3996	};
3094		3997
3095	warn "leave emergency perl save\n";	3998	info "emergency_perl_save: leave\n";
3096	}	3999	}
3097		4000
3098	sub post_cleanup {	4001	sub post_cleanup {
3099	my ($make_core) = @_;	4002	my ($make_core) = @_;
3100		4003
		4004	IO::AIO::flush;
		4005
3101	warn Carp::longmess "post_cleanup backtrace"	4006	error Carp::longmess "post_cleanup backtrace"
3102	if $make_core;	4007	if $make_core;
		4008
		4009	my $fh = pidfile;
		4010	unlink $PIDFILE if <$fh> == $$;
		4011	}
		4012
		4013	# a safer delete_package, copied from Symbol
		4014	sub clear_package($) {
		4015	my $pkg = shift;
		4016
		4017	# expand to full symbol table name if needed
		4018	unless ($pkg =~ /^main::.*::$/) {
		4019	$pkg = "main$pkg" if $pkg =~ /^::/;
		4020	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4021	$pkg .= '::' unless $pkg =~ /::$/;
		4022	}
		4023
		4024	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4025	my $stem_symtab = *{$stem}{HASH};
		4026
		4027	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4028	or return;
		4029
		4030	# clear all symbols
		4031	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4032	for my $name (keys %$leaf_symtab) {
		4033	_gv_clear *{"$pkg$name"};
		4034	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4035	}
3103	}	4036	}
3104		4037
3105	sub do_reload_perl() {	4038	sub do_reload_perl() {
3106	# can/must only be called in main	4039	# can/must only be called in main
3107	if ($Coro::current != $Coro::main) {	4040	unless (in_main) {
3108	warn "can only reload from main coroutine";	4041	error "can only reload from main coroutine";
3109	return;	4042	return;
3110	}	4043	}
3111		4044
3112	warn "reloading...";	4045	return if $RELOAD++;
3113		4046
3114	warn "entering sync_job";	4047	my $t1 = AE::time;
3115		4048
		4049	while ($RELOAD) {
		4050	cf::get_slot 0.1, -1, "reload_perl";
		4051	info "perl_reload: reloading...";
		4052
		4053	trace "perl_reload: entering sync_job";
		4054
3116	cf::sync_job {	4055	cf::sync_job {
3117	cf::write_runtime; # external watchdog should not bark
3118	cf::emergency_save;	4056	#cf::emergency_save;
3119	cf::write_runtime; # external watchdog should not bark
3120		4057
3121	warn "syncing database to disk";
3122	BDB::db_env_txn_checkpoint $DB_ENV;
3123
3124	# if anything goes wrong in here, we should simply crash as we already saved
3125
3126	warn "cancelling all WF_AUTOCANCEL watchers";
3127	for (Event::all_watchers) {
3128	$_->cancel if $_->data & WF_AUTOCANCEL;
3129	}
3130
3131	warn "flushing outstanding aio requests";
3132	for (;;) {
3133	BDB::flush;
3134	IO::AIO::flush;
3135	Coro::cede;
3136	last unless IO::AIO::nreqs || BDB::nreqs;
3137	warn "iterate...";
3138	}
3139
3140	++$RELOAD;
3141
3142	warn "cancelling all extension coros";	4058	trace "perl_reload: cancelling all extension coros";
3143	$_->cancel for values %EXT_CORO;	4059	$_->cancel for values %EXT_CORO;
3144	%EXT_CORO = ();	4060	%EXT_CORO = ();
3145		4061
3146	warn "removing commands";	4062	trace "perl_reload: removing commands";
3147	%COMMAND = ();	4063	%COMMAND = ();
3148		4064
3149	warn "removing ext/exti commands";	4065	trace "perl_reload: removing ext/exti commands";
3150	%EXTCMD = ();	4066	%EXTCMD = ();
3151	%EXTICMD = ();	4067	%EXTICMD = ();
3152		4068
3153	warn "unloading/nuking all extensions";	4069	trace "perl_reload: unloading/nuking all extensions";
3154	for my $pkg (@EXTS) {	4070	for my $pkg (@EXTS) {
3155	warn "... unloading $pkg";	4071	trace "... unloading $pkg";
3156		4072
3157	if (my $cb = $pkg->can ("unload")) {	4073	if (my $cb = $pkg->can ("unload")) {
3158	eval {	4074	eval {
3159	$cb->($pkg);	4075	$cb->($pkg);
3160	1	4076	1
3161	} or warn "$pkg unloaded, but with errors: $@";	4077	} or error "$pkg unloaded, but with errors: $@";
		4078	}
		4079
		4080	trace "... clearing $pkg";
		4081	clear_package $pkg;
3162	}	4082	}
3163		4083
3164	warn "... nuking $pkg";
3165	Symbol::delete_package $pkg;
3166	}
3167
3168	warn "unloading all perl modules loaded from $LIBDIR";	4084	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3169	while (my ($k, $v) = each %INC) {	4085	while (my ($k, $v) = each %INC) {
3170	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4086	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3171		4087
3172	warn "... unloading $k";	4088	trace "... unloading $k";
3173	delete $INC{$k};	4089	delete $INC{$k};
3174		4090
3175	$k =~ s/\.pm$//;	4091	$k =~ s/\.pm$//;
3176	$k =~ s/\//::/g;	4092	$k =~ s/\//::/g;
3177		4093
3178	if (my $cb = $k->can ("unload_module")) {	4094	if (my $cb = $k->can ("unload_module")) {
3179	$cb->();	4095	$cb->();
		4096	}
		4097
		4098	clear_package $k;
3180	}	4099	}
3181		4100
3182	Symbol::delete_package $k;
3183	}
3184
3185	warn "getting rid of safe::, as good as possible";	4101	trace "perl_reload: getting rid of safe::, as good as possible";
3186	Symbol::delete_package "safe::$_"	4102	clear_package "safe::$_"
3187	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4103	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3188		4104
3189	warn "unloading cf.pm \"a bit\"";	4105	trace "perl_reload: unloading cf.pm \"a bit\"";
3190	delete $INC{"cf.pm"};	4106	delete $INC{"cf.pm"};
3191	delete $INC{"cf/pod.pm"};	4107	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3192		4108
3193	# don't, removes xs symbols, too,	4109	# don't, removes xs symbols, too,
3194	# and global variables created in xs	4110	# and global variables created in xs
3195	#Symbol::delete_package __PACKAGE__;	4111	#clear_package __PACKAGE__;
3196		4112
3197	warn "unload completed, starting to reload now";	4113	info "perl_reload: unload completed, starting to reload now";
3198		4114
3199	warn "reloading cf.pm";	4115	trace "perl_reload: reloading cf.pm";
3200	require cf;	4116	require cf;
3201	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4117	cf::_connect_to_perl_1;
3202		4118
3203	warn "loading config and database again";	4119	trace "perl_reload: loading config and database again";
3204	cf::cfg_load;	4120	cf::reload_config;
3205		4121
3206	warn "loading extensions";	4122	trace "perl_reload: loading extensions";
3207	cf::load_extensions;	4123	cf::load_extensions;
3208		4124
		4125	if ($REATTACH_ON_RELOAD) {
3209	warn "reattaching attachments to objects/players";	4126	trace "perl_reload: reattaching attachments to objects/players";
3210	_global_reattach; # objects, sockets	4127	_global_reattach; # objects, sockets
3211	warn "reattaching attachments to maps";	4128	trace "perl_reload: reattaching attachments to maps";
3212	reattach $_ for values %MAP;	4129	reattach $_ for values %MAP;
3213	warn "reattaching attachments to players";	4130	trace "perl_reload: reattaching attachments to players";
3214	reattach $_ for values %PLAYER;	4131	reattach $_ for values %PLAYER;
		4132	}
3215		4133
3216	warn "leaving sync_job";	4134	cf::_post_init 1;
3217		4135
		4136	trace "perl_reload: leaving sync_job";
		4137
3218	1	4138	1
3219	} or do {	4139	} or do {
3220	warn $@;	4140	error $@;
3221	warn "error while reloading, exiting.";	4141	cf::cleanup "perl_reload: error, exiting.";
3222	exit 1;	4142	};
		4143
		4144	--$RELOAD;
3223	};	4145	}
3224		4146
3225	warn "reloaded";	4147	$t1 = AE::time - $t1;
		4148	info "perl_reload: completed in ${t1}s\n";
3226	};	4149	};
3227		4150
3228	our $RELOAD_WATCHER; # used only during reload	4151	our $RELOAD_WATCHER; # used only during reload
3229		4152
3230	sub reload_perl() {	4153	sub reload_perl() {
3231	# doing reload synchronously and two reloads happen back-to-back,	4154	# doing reload synchronously and two reloads happen back-to-back,
3232	# coro crashes during coro_state_free->destroy here.	4155	# coro crashes during coro_state_free->destroy here.
3233		4156
3234	$RELOAD_WATCHER ||= Event->timer (	4157	$RELOAD_WATCHER ||= cf::async {
3235	reentrant => 0,	4158	Coro::AIO::aio_wait cache_extensions;
3236	after => 0,	4159
3237	data => WF_AUTOCANCEL,	4160	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3238	cb => sub {
3239	do_reload_perl;	4161	do_reload_perl;
3240	undef $RELOAD_WATCHER;	4162	undef $RELOAD_WATCHER;
3241	},	4163	};
3242	);	4164	};
3243	}	4165	}
3244		4166
3245	register_command "reload" => sub {	4167	register_command "reload" => sub {
3246	my ($who, $arg) = @_;	4168	my ($who, $arg) = @_;
3247		4169
3248	if ($who->flag (FLAG_WIZ)) {	4170	if ($who->flag (FLAG_WIZ)) {
3249	$who->message ("reloading server.");	4171	$who->message ("reloading server.");
		4172	async {
		4173	$Coro::current->{desc} = "perl_reload";
3250	async { reload_perl };	4174	reload_perl;
		4175	};
3251	}	4176	}
3252	};	4177	};
3253		4178
3254	unshift @INC, $LIBDIR;	4179	#############################################################################
3255		4180
3256	my $bug_warning = 0;	4181	my $bug_warning = 0;
3257		4182
3258	our @WAIT_FOR_TICK;
3259	our @WAIT_FOR_TICK_BEGIN;
3260
3261	sub wait_for_tick {	4183	sub wait_for_tick() {
3262	return unless $TICK_WATCHER->is_active;	4184	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3263	return if $Coro::current == $Coro::main;
3264		4185
3265	my $signal = new Coro::Signal;	4186	$WAIT_FOR_TICK->wait;
3266	push @WAIT_FOR_TICK, $signal;
3267	$signal->wait;
3268	}	4187	}
3269		4188
3270	sub wait_for_tick_begin {	4189	sub wait_for_tick_begin() {
3271	return unless $TICK_WATCHER->is_active;	4190	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3272	return if $Coro::current == $Coro::main;
3273		4191
3274	my $signal = new Coro::Signal;	4192	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK_BEGIN, $signal;	4193	push @WAIT_FOR_TICK_BEGIN, $signal;
3276	$signal->wait;	4194	$signal->wait;
3277	}	4195	}
3278		4196
3279	my $min = 1e6;#d#	4197	sub tick {
3280	my $avg = 10;
3281	$TICK_WATCHER = Event->timer (
3282	reentrant => 0,
3283	parked => 1,
3284	prio => 0,
3285	at => $NEXT_TICK || $TICK,
3286	data => WF_AUTOCANCEL,
3287	cb => sub {
3288	if ($Coro::current != $Coro::main) {	4198	if ($Coro::current != $Coro::main) {
3289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4199	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3290	unless ++$bug_warning > 10;	4200	unless ++$bug_warning > 10;
3291	return;	4201	return;
3292	}	4202	}
3293		4203
3294	$NOW = $tick_start = Event::time;	4204	cf::one_tick; # one server iteration
3295		4205
3296	cf::server_tick; # one server iteration	4206	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3297		4207
3298	0 && sync_job {#d#	4208	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3299	for(1..10) {	4209	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3300	my $t = Event::time;	4210	Coro::async_pool {
3301	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4211	$Coro::current->{desc} = "runtime saver";
3302	or die;	4212	write_runtime_sync
3303		4213	or error "ERROR: unable to write runtime file: $!";
3304	$map->width (50);
3305	$map->height (50);
3306	$map->alloc;
3307	$map->_load_objects ("/tmp/x.map", 1);
3308	my $t = Event::time - $t;
3309
3310	#next unless $t < 0.0013;#d#
3311	if ($t < $min) {
3312	$min = $t;
3313	}
3314	$avg = $avg * 0.99 + $t * 0.01;
3315	}
3316	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3317	exit 0;
3318	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3319	};	4214	};
		4215	}
3320		4216
3321	$RUNTIME += $TICK;
3322	$NEXT_TICK += $TICK;
3323
3324	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3325	$NEXT_RUNTIME_WRITE = $NOW + 10;
3326	Coro::async_pool {
3327	write_runtime
3328	or warn "ERROR: unable to write runtime file: $!";
3329	};
3330	}
3331
3332	# my $AFTER = Event::time;
3333	# warn $AFTER - $NOW;#d#
3334
3335	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4217	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3336	$sig->send;	4218	$sig->send;
3337	}	4219	}
3338	while (my $sig = shift @WAIT_FOR_TICK) {	4220	$WAIT_FOR_TICK->broadcast;
3339	$sig->send;
3340	}
3341		4221
3342	$NOW = Event::time;	4222	$LOAD = ($NOW - $TICK_START) / $TICK;
3343
3344	# if we are delayed by four ticks or more, skip them all
3345	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3346
3347	$TICK_WATCHER->at ($NEXT_TICK);
3348	$TICK_WATCHER->start;
3349
3350	$LOAD = ($NOW - $tick_start) / $TICK;
3351	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4223	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3352		4224
3353	_post_tick;	4225	if (0) {
3354		4226	if ($NEXT_TICK) {
3355		4227	my $jitter = $TICK_START - $NEXT_TICK;
		4228	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4229	debug "jitter $JITTER\n";#d#
		4230	}
3356	},	4231	}
3357	);	4232	}
3358		4233
3359	{	4234	{
3360	BDB::max_poll_time $TICK * 0.1;	4235	# configure BDB
3361	$BDB_POLL_WATCHER = Event->io (	4236
3362	reentrant => 0,
3363	fd => BDB::poll_fileno,
3364	poll => 'r',
3365	prio => 0,
3366	data => WF_AUTOCANCEL,
3367	cb => \&BDB::poll_cb,
3368	);
3369	BDB::min_parallel 8;	4237	BDB::min_parallel 16;
3370		4238	BDB::max_poll_reqs $TICK * 0.1;
3371	BDB::set_sync_prepare {	4239	#$AnyEvent::BDB::WATCHER->priority (1);
3372	my $status;
3373	my $current = $Coro::current;
3374	(
3375	sub {
3376	$status = $!;
3377	$current->ready; undef $current;
3378	},
3379	sub {
3380	Coro::schedule while defined $current;
3381	$! = $status;
3382	},
3383	)
3384	};
3385		4240
3386	unless ($DB_ENV) {	4241	unless ($DB_ENV) {
3387	$DB_ENV = BDB::db_env_create;	4242	$DB_ENV = BDB::db_env_create;
		4243	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4244	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4245	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4246	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4247	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3388		4248
3389	cf::sync_job {	4249	cf::sync_job {
3390	eval {	4250	eval {
3391	BDB::db_env_open	4251	BDB::db_env_open
3392	$DB_ENV,	4252	$DB_ENV,
…		…
3394	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4254	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3395	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4255	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3396	0666;	4256	0666;
3397		4257
3398	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4258	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3399
3400	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3401	$DB_ENV->set_lk_detect;
3402	};	4259	};
3403		4260
3404	cf::cleanup "db_env_open(db): $@" if $@;	4261	cf::cleanup "db_env_open(db): $@" if $@;
3405	};	4262	};
3406	}	4263	}
		4264
		4265	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4266	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4267	};
		4268	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4269	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4270	};
		4271	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4272	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4273	};
3407	}	4274	}
3408		4275
3409	{	4276	{
		4277	# configure IO::AIO
		4278
3410	IO::AIO::min_parallel 8;	4279	IO::AIO::min_parallel 8;
3411
3412	undef $Coro::AIO::WATCHER;
3413	IO::AIO::max_poll_time $TICK * 0.1;	4280	IO::AIO::max_poll_time $TICK * 0.1;
3414	$AIO_POLL_WATCHER = Event->io (	4281	undef $AnyEvent::AIO::WATCHER;
3415	reentrant => 0,
3416	data => WF_AUTOCANCEL,
3417	fd => IO::AIO::poll_fileno,
3418	poll => 'r',
3419	prio => 6,
3420	cb => \&IO::AIO::poll_cb,
3421	);
3422	}	4282	}
3423		4283
3424	my $_log_backtrace;	4284	our $_log_backtrace;
		4285	our $_log_backtrace_last;
3425		4286
3426	sub _log_backtrace {	4287	sub _log_backtrace {
3427	my ($msg, @addr) = @_;	4288	my ($msg, @addr) = @_;
3428		4289
3429	$msg =~ s/\n//;	4290	$msg =~ s/\n$//;
3430		4291
		4292	if ($_log_backtrace_last eq $msg) {
		4293	LOG llevInfo, "[ABT] $msg\n";
		4294	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3431	# limit the # of concurrent backtraces	4295	# limit the # of concurrent backtraces
3432	if ($_log_backtrace < 2) {	4296	} elsif ($_log_backtrace < 2) {
		4297	$_log_backtrace_last = $msg;
3433	++$_log_backtrace;	4298	++$_log_backtrace;
		4299	my $perl_bt = Carp::longmess $msg;
3434	async {	4300	async {
		4301	$Coro::current->{desc} = "abt $msg";
		4302
3435	my @bt = fork_call {	4303	my @bt = fork_call {
3436	@addr = map { sprintf "%x", $_ } @addr;	4304	@addr = map { sprintf "%x", $_ } @addr;
3437	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4305	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3438	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4306	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3439	or die "addr2line: $!";	4307	or die "addr2line: $!";
…		…
3447	}	4315	}
3448		4316
3449	@funcs	4317	@funcs
3450	};	4318	};
3451		4319
3452	LOG llevInfo, "[ABT] $msg\n";	4320	LOG llevInfo, "[ABT] $perl_bt\n";
		4321	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3453	LOG llevInfo, "[ABT] $_\n" for @bt;	4322	LOG llevInfo, "[ABT] $_\n" for @bt;
3454	--$_log_backtrace;	4323	--$_log_backtrace;
3455	};	4324	};
3456	} else {	4325	} else {
3457	LOG llevInfo, "[ABT] $msg\n";	4326	LOG llevInfo, "[ABT] $msg\n";
3458	LOG llevInfo, "[ABT] [suppressed]\n";	4327	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3459	}	4328	}
3460	}	4329	}
3461		4330
3462	# load additional modules	4331	# load additional modules
3463	use cf::pod;	4332	require "cf/$_.pm" for @EXTRA_MODULES;
		4333	cf::_connect_to_perl_2;
3464		4334
3465	END { cf::emergency_save }	4335	END { cf::emergency_save }
3466		4336
3467	1	4337	1
3468		4338

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