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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.589 by root, Sun Nov 4 01:01:13 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;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	552	}
326		553
		554	=item cf::periodic $interval, $cb
		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
		567	}
		568
327	=item cf::get_slot $time[, $priority]	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.
		578
		579	The optional C<$name> can be used to identify the job to run. It might be
		580	used for statistical purposes and should identify the same time-class.
332		581
333	Useful for short background jobs.	582	Useful for short background jobs.
334		583
335	=cut	584	=cut
336		585
337	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
339		589
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
342	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
343		596
344	while () {	597	while () {
345	next_job:	598	next_job:
		599
346	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
347	if ($avail > 0.01) {	601
348	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
349	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
350	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
351	$job->[2]->send;	606	$job->[2]->send;
352	Coro::cede;	607	Coro::cede;
353	goto next_job;	608	goto next_job;
354	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
355	}	611	}
356	}	612	}
357		613
358	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
359	# 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
360	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
361	$signal->wait;
362	} else {	617	} else {
		618	$busy = 0;
363	Coro::schedule;	619	Coro::schedule;
364	}	620	}
365	}	621	}
366	};	622	};
367		623
368	sub get_slot($;$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
369	my ($time, $pri) = @_;	627	my ($time, $pri, $name) = @_;
370		628
		629	$time = clamp $time, 0.01, $TICK * .6;
		630
		631	my $sig = new Coro::Signal;
		632
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
374	$sig->wait;	636	$sig->wait;
375	}	637	}
376		638
…		…
384		646
385	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
386		648
387	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
388		650
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	654	acceptable.
393		655
394	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
399	=cut	661	=cut
400		662
401	sub sync_job(&) {	663	sub sync_job(&) {
402	my ($job) = @_;	664	my ($job) = @_;
403		665
404	if ($Coro::current == $Coro::main) {	666	if (in_main) {
405	my $time = Event::time;	667	my $time = AE::time;
406		668
407	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
409		671
410	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	673
412	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
413		675
414	my $busy = 1;	676	my $busy = 1;
415	my @res;	677	my @res;
416		678
417	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	681	@res = eval { $job->() };
419	warn $@ if $@;	682	error $@ if $@;
420	undef $busy;	683	undef $busy;
421	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
422		685
423	while ($busy) {	686	while ($busy) {
424	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
425	}	691	}
		692	}
426		693
427	$time = Event::time - $time;	694	my $time = AE::time - $time;
428		695
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
433		697
434	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
435	} else {	699	} else {
436	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
437		701
…		…
457	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
458		722
459	$coro	723	$coro
460	}	724	}
461		725
462	=item fork_call { }, $args	726	=item fork_call { }, @args
463		727
464	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
465	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
466	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
467	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
468		732
469	=cut	733	=cut
470		734
471	sub _store_scalar {	735	sub post_fork {
472	open my $fh, ">", \my $buf	736	reset_signals;
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}	737	}
479		738
480	sub fork_call(&@) {	739	sub fork_call(&@) {
481	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
482		741
483	# 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,
484	# or die "socketpair: $!";	743	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	744	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		745
488	if (my $pid = fork) {	746	my @res = Coro::Util::fork_eval {
489	close $fh2;	747	cf::post_fork;
		748	&$cb
		749	} @args;
490		750
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	751	wantarray ? @res : $res[-1]
492	warn "pst<$res>" unless $res =~ /^pst/;	752	}
493	$res = Coro::Storable::thaw $res;
494		753
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	754	sub objinfo {
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;
502	local $SIG{__WARN__};
503	local $SIG{__DIE__};
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509
510	eval {
511	close $fh1;
512
513	my @res = eval { $cb->(@args) };
514
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
516	close $fh2;
517	};
518
519	warn $@ if $@;
520	_exit 0;
521	}	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
522	}	790	}
523		791
524	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
525		793
526	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
529		797
530	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
531	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).
532		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
533	=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	}
534		827
535	our $DB;	828	our $DB;
536		829
537	sub db_init {	830	sub db_init {
538	unless ($DB) {	831	$DB ||= db_table "db";
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {
542	eval {
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}
552	}	832	}
553		833
554	sub db_get($$) {	834	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
556		836
557	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
558	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
559		841
560	$! ? ()	842	$! ? ()
561	: $data	843	: $data
562	}
563	}	844	}
564		845
565	sub db_put($$$) {	846	sub db_put($$$) {
566	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
567	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		876
596	my @data;	877	my @data;
597	my $md5;	878	my $md5;
598		879
599	for (0 .. $#$src) {	880	for (0 .. $#$src) {
600	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
601	or Carp::croak "$src->[$_]: $!";
602	}	882	}
603		883
604	# if processing is expensive, check	884	# if processing is expensive, check
605	# checksum first	885	# checksum first
606	if (1) {	886	if (1) {
607	$md5 =	887	$md5 =
608	join "\x00",	888	join "\x00",
609	$processversion,	889	$processversion,
610	map {	890	map {
611	Coro::cede;	891	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	893	} 0.. $#$src;
614		894
615		895
616	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		903
624	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
625	my $data = $process->(\@data);	905	my $data = $process->(\@data);
626	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
627		907
628	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
629		909
630	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
631	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
632	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
633		913
…		…
643		923
644	=cut	924	=cut
645		925
646	sub datalog($@) {	926	sub datalog($@) {
647	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
648	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
649	}	929	}
650		930
651	=back	931	=back
652		932
653	=cut	933	=cut
654		934
655	#############################################################################	935	#############################################################################
656		936
657	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
658		938
659	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
660	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")
661	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
662		942
663	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>
664	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
665	Crossfire TRT).	945	Deliantra).
666		946
667	=over 4	947	=over 4
668		948
669	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
670		950
…		…
714	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
715		995
716	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
717	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
718		998
719	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
720	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.
721		1001
722	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
723		1003
724	=over 4	1004	=over 4
…		…
848		1128
849	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
850	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
851		1131
852	} elsif (ref $type) {	1132	} elsif (ref $type) {
853	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
854		1134
855	} else {	1135	} else {
856	shift @arg;	1136	shift @arg;
857	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
858	}	1138	}
859	}	1139	}
860	}	1140	}
861		1141
862	sub _object_attach {	1142	sub _object_attach {
…		…
872	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
873	}	1153	}
874		1154
875	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
876	} else {	1156	} else {
877	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
878	}	1158	}
879		1159
880	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
881	}	1161	}
882		1162
…		…
941		1221
942	for (@$callbacks) {	1222	for (@$callbacks) {
943	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
944		1224
945	if ($@) {	1225	if ($@) {
946	warn "$@";
947	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
948	override;	1227	override;
949	}	1228	}
950		1229
951	return 1 if $override;	1230	return 1 if $override;
952	}	1231	}
953		1232
954	0	1233	0
955	}	1234	}
956		1235
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1237
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1239
961	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
962		1241
…		…
968		1247
969	=cut	1248	=cut
970		1249
971	#############################################################################	1250	#############################################################################
972	# object support	1251	# object support
973	#
974		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#
975	sub _can_merge {	1286	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
977		1288
978	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1290
982	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
983	}	1293	}
984		1294
985	sub reattach {	1295	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1297	my ($obj) = @_;
988		1298
		1299	# no longer needed after getting rid of delete_package?
989	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
990		1301
991	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
992		1303
993	@$registry = ();	1304	@$registry = ();
994		1305
…		…
999	for (@$attach) {	1310	for (@$attach) {
1000	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1001	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1002	}	1313	}
1003	} else {	1314	} else {
1004	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1005	}	1316	}
1006	}	1317	}
1007	}	1318	}
1008		1319
1009	cf::attachable->attach (	1320	cf::attachable->attach (
1010	prio => -1000000,	1321	prio => -1000000,
1011	on_instantiate => sub {	1322	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1013		1324
1014	$data = from_json $data;	1325	$data = decode_json $data;
1015		1326
1016	for (@$data) {	1327	for (@$data) {
1017	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1018		1329
1019	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1346	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1037		1348
1038	sync_job {	1349	sync_job {
1039	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1042		1355
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	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	}
1047	close $fh;	1363	aio_close $fh;
1048		1364
1049	if (@$objs) {	1365	if (@$objs) {
1050	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) {
1051	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1054	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	}
1055	close $fh;	1374	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1376	}
1058	} else {	1377	} else {
1059	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1060	}	1379	}
1061		1380
1062	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1063	} else {	1385	} else {
1064	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1065	}	1387	}
1066	} else {	1388	} else {
1067	aio_unlink $filename;	1389	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1069	}	1391	}
1070	}	1392	};
1071	}	1393	}
1072		1394
1073	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1075		1397
…		…
1087	or return;	1409	or return;
1088		1410
1089	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1413	or return;
		1414
1092	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1093	}	1417	}
1094		1418
		1419	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1097	return ($data, $av);	1424	($data, $av)
1098	}	1425	}
1099		1426
1100	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1101		1428
1102	=over 4	1429	=over 4
…		…
1156	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1157		1484
1158	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1159	}	1486	}
1160		1487
		1488	use File::Glob ();
		1489
1161	cf::player->attach (	1490	cf::player->attach (
1162	on_command => sub {	1491	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1164		1493
1165	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1166	or return;	1495	or return;
1167		1496
…		…
1175	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1176		1505
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1507
1179	if (ref $msg) {	1508	if (ref $msg) {
		1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1510
		1511	my @reply;
		1512
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1513	if (my $cb = $EXTCMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1514	@reply = $cb->($pl, @payload);
1182	$pl->ext_reply ($msg->{msgid}, %reply);
1183	}
1184	}	1515	}
		1516
		1517	$pl->ext_reply ($reply, @reply)
		1518	if $reply;
		1519
1185	} else {	1520	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1522	}
1188		1523
1189	cf::override;	1524	cf::override;
1190	},	1525	},
1191	);	1526	);
1192		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
1193	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1194	cf::sync_job {	1557	cf::sync_job {
1195	my %todo;	1558	my %todo;
1196		1559
1197	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1198	next unless -r $path;	1561	next unless -r $path;
…		…
1216		1579
1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1218	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1219		1582
1220	$ext{source} =	1583	$ext{source} =
1221	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1222	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1223	. $source	1586	. $source
1224	. "\n};\n1";	1587	. "\n};\n1";
1225		1588
1226	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1227	}	1590	}
1228		1591
		1592	my $pass = 0;
1229	my %done;	1593	my %done;
1230	while (%todo) {	1594	while (%todo) {
1231	my $progress;	1595	my $progress;
1232		1596
		1597	++$pass;
		1598
		1599	ext:
1233	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1234	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1235	goto skip	1602	next ext
1236	unless exists $done{$_};	1603	unless exists $done{$_};
1237	}	1604	}
1238		1605
1239	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1240		1607
1241	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 $@) {
1242	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1243	: "$v->{base}: extension inactive.\n";
1244		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1245	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1246	warn $msg;	1624
1247	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1248	exit 1;	1626	delete $todo{$k};
1249	}	1627	} else {
1250		1628	$done{$k} = delete $todo{$k};
1251	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1252	}	1634	}
1253
1254	$done{$k} = delete $todo{$k};
1255	push @EXTS, $v->{pkg};
1256	$progress = 1;
1257	}	1635	}
1258		1636
1259	skip:	1637	unless ($progress) {
1260	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1261	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	}
1262	}	1647	}
1263	};	1648	};
1264	}	1649	}
1265		1650
1266	#############################################################################	1651	#############################################################################
1267		1652
1268	=back	1653	=back
1269		1654
1270	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1271		1656
1272	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1273		1658
1274	=cut	1659	=cut
1275		1660
1276	package cf::player;	1661	package cf::player;
1277		1662
1278	use Coro::AIO;	1663	use Coro::AIO;
1279		1664
1280	=head3 cf::player	1665	=head3 cf::player
1281		1666
1282	=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	}
1283		1682
1284	=item cf::player::find $login	1683	=item cf::player::find $login
1285		1684
1286	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1287		1686
…		…
1306		1705
1307	sub exists($) {	1706	sub exists($) {
1308	my ($login) = @_;	1707	my ($login) = @_;
1309		1708
1310	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1311	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1312	}	1711	}
1313		1712
1314	sub find($) {	1713	sub find($) {
1315	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1316	my $login = $_[0];	1715	my $login = $_[0];
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1726
1328	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1329	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;
1330	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1331	}	1736	}
1332	}	1737	}
1333	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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	);
1334		1752
1335	sub save($) {	1753	sub save($) {
1336	my ($pl) = @_;	1754	my ($pl) = @_;
1337		1755
1338	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1343	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1344		1762
1345	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1347		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
1348	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1349	Coro::cede;	1772	cf::cede_to_tick;
1350	}	1773	}
1351		1774
1352	sub new($) {	1775	sub new($) {
1353	my ($login) = @_;	1776	my ($login) = @_;
1354		1777
…		…
1360	$cf::PLAYER{$login} = $self;	1783	$cf::PLAYER{$login} = $self;
1361		1784
1362	$self	1785	$self
1363	}	1786	}
1364		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
1365	=item $pl->quit_character	1798	=item $pl->quit_character
1366		1799
1367	Nukes the player without looking back. If logged in, the connection will	1800	Nukes the player without looking back. If logged in, the connection will
1368	be destroyed. May block for a long time.	1801	be destroyed. May block for a long time.
1369		1802
…		…
1373	my ($pl) = @_;	1806	my ($pl) = @_;
1374		1807
1375	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1376		1809
1377	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1378	$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
1379		1812
1380	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1381	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1382	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1383	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1384		1821
1385	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1386	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1387	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1422	or return [];	1859	or return [];
1423		1860
1424	my @logins;	1861	my @logins;
1425		1862
1426	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") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1430		1873
1431	utf8::decode $login;	1874	utf8::decode $login;
1432	push @logins, $login;	1875	push @logins, $login;
1433	}	1876	}
1434		1877
1435	\@logins	1878	\@logins
1436	}	1879	}
1437		1880
1438	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1439		1884
1440	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1441	player. May block.	1886	player. May block.
1442		1887
1443	=cut	1888	=cut
…		…
1461	}	1906	}
1462		1907
1463	\@paths	1908	\@paths
1464	}	1909	}
1465		1910
1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1467		1912
1468	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1469		1914
1470	=cut
1471
1472	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;
1474
1475	# escape & and <
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478
1479	# this is buggy, it needs to properly take care of nested <'s
1480
1481	1 while
1482	# replace B<>, I<>, U<> etc.
1483	s/B<([^\>]*)>/<b>$1<\/b>/
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/
1486	# replace G<male|female> tags
1487	|| s{G<([^>|]*)\|([^>]*)>}{
1488	$self->gender ? $2 : $1
1489	}ge
1490	# replace H<hint text>
1491	|| s{H<([^\>]*)>}
1492	{
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")
1496	[$self->{hintmode}]
1497	}ge;
1498
1499	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;
1501
1502	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines
1507
1508	$_
1509	}
1510
1511	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}
1514	}
1515
1516	=item $player->ext_reply ($msgid, %msg)	1915	=item $player->ext_reply ($msgid, @msg)
1517		1916
1518	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1519		1918
1520	=cut	1919	=cut
1521		1920
1522	sub ext_reply($$%) {	1921	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1922	my ($self, $id, @msg) = @_;
1524		1923
1525	$msg{msgid} = $id;	1924	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1925	}
1528		1926
1529	=item $player->ext_event ($type, %msg)	1927	=item $player->ext_msg ($type, @msg)
1530		1928
1531	Sends an ext event to the client.	1929	Sends an ext event to the client.
1532		1930
1533	=cut	1931	=cut
1534		1932
1535	sub ext_event($$%) {	1933	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1934	my ($self, $type, @msg) = @_;
1537		1935
1538	$self->ns->ext_event ($type, %msg);	1936	$self->ns->ext_msg ($type, @msg);
1539	}	1937	}
1540		1938
1541	=head3 cf::region	1939	=head3 cf::region
1542		1940
1543	=over 4	1941	=over 4
…		…
1552		1950
1553	=cut	1951	=cut
1554		1952
1555	sub find_by_path($) {	1953	sub find_by_path($) {
1556	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1557		1957
1558	my ($match, $specificity);	1958	my ($match, $specificity);
1559		1959
1560	for my $region (list) {	1960	for my $region (list) {
1561	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1587	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1589		1989
1590	sub generate_random_map {	1990	sub generate_random_map {
1591	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1592	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1593	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1597	$rmp->{exit_on_final_map},
1598	$rmp->{xsize}, $rmp->{ysize},
1599	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1600	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1601	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1602	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1603	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1604	(cf::region::find $rmp->{region}), $rmp->{custom}
1605	)
1606	}	1996	}
1607		1997
1608	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1609		1999
1610	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
…		…
1615		2005
1616	sub register {	2006	sub register {
1617	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1618	my $pkg = caller;	2008	my $pkg = caller;
1619		2009
1620	no strict;
1621	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1622		2011
1623	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1624	}	2013	}
1625		2014
1626	# also paths starting with '/'	2015	# also paths starting with '/'
1627	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1628		2017
1629	sub thawer_merge {	2018	sub thawer_merge {
1630	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1631		2020
1632	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1637	}	2026	}
1638		2027
1639	sub normalise {	2028	sub normalise {
1640	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1641		2030
1642	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1643		2032
1644	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1645		2034
1646	# map plan:	2035	# map plan:
1647	#	2036	#
…		…
1662	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1663	$path = "$base/$path";	2052	$path = "$base/$path";
1664	}	2053	}
1665		2054
1666	for ($path) {	2055	for ($path) {
1667	redo if s{//}{/};
1668	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1669	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1670	}	2058	}
1671		2059
1672	$path	2060	$path
…		…
1686	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1687	return $self;	2075	return $self;
1688	}	2076	}
1689	}	2077	}
1690		2078
1691	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1692	()	2080	()
1693	}	2081	}
1694		2082
		2083	# may re-bless or do other evil things
1695	sub init {	2084	sub init {
1696	my ($self) = @_;	2085	my ($self) = @_;
1697		2086
1698	$self	2087	$self
1699	}	2088	}
…		…
1718		2107
1719	# the temporary/swap location	2108	# the temporary/swap location
1720	sub save_path {	2109	sub save_path {
1721	my ($self) = @_;	2110	my ($self) = @_;
1722		2111
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1725	}	2114	}
1726		2115
1727	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1728	sub uniq_path {	2117	sub uniq_path {
1729	my ($self) = @_;	2118	my ($self) = @_;
1730		2119
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1733	}
1734
1735	# and all this just because we cannot iterate over
1736	# all maps in C++...
1737	sub change_all_map_light {
1738	my ($change) = @_;
1739
1740	$_->change_map_light ($change)
1741	for grep $_->outdoor, values %cf::MAP;
1742	}	2122	}
1743		2123
1744	sub decay_objects {	2124	sub decay_objects {
1745	my ($self) = @_;	2125	my ($self) = @_;
1746		2126
…		…
1759		2139
1760	sub load_header_from($) {	2140	sub load_header_from($) {
1761	my ($self, $path) = @_;	2141	my ($self, $path) = @_;
1762		2142
1763	utf8::encode $path;	2143	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	2144	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	2145	or return;
1769		2146
		2147	$self->_load_header ($f)
		2148	or return;
		2149
		2150	local $MAP_LOADING{$self->{path}} = $self;
		2151	$f->resolve_delayed_derefs;
		2152
1770	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1771		2154
1772	1	2155	1
1773	}	2156	}
1774		2157
		2158	# used to laod the header of an original map
1775	sub load_header_orig {	2159	sub load_header_orig {
1776	my ($self) = @_;	2160	my ($self) = @_;
1777		2161
1778	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1779	}	2163	}
1780		2164
		2165	# used to laod the header of an instantiated map
1781	sub load_header_temp {	2166	sub load_header_temp {
1782	my ($self) = @_;	2167	my ($self) = @_;
1783		2168
1784	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1785	}	2170	}
1786		2171
		2172	# called after loading the header from an instantiated map
1787	sub prepare_temp {	2173	sub prepare_temp {
1788	my ($self) = @_;	2174	my ($self) = @_;
1789		2175
1790	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1791	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1792	# safety	2178	# safety
1793	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1794	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1795	}	2181	}
1796		2182
		2183	# called after loading the header from an original map
1797	sub prepare_orig {	2184	sub prepare_orig {
1798	my ($self) = @_;	2185	my ($self) = @_;
1799		2186
1800	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1801	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1825		2212
1826	sub find;	2213	sub find;
1827	sub find {	2214	sub find {
1828	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1829		2216
		2217	cf::cede_to_tick;
		2218
1830	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1831		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1833		2223
1834	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";
1836	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1837	or return;	2226	or return;
1838		2227
1839	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1840		2229
…		…
1842	or return;	2231	or return;
1843		2232
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1847	$map->reset;	2238	$map->reset;
1848	undef $guard;
1849	return find $path;	2239	return find $path;
1850	}	2240	}
1851		2241
1852	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1853	}	2243	}
1854	}	2244	}
1855		2245
1856	sub pre_load { }	2246	sub pre_load { }
1857	sub post_load { }	2247	#sub post_load { } # XS
1858		2248
1859	sub load {	2249	sub load {
1860	my ($self) = @_;	2250	my ($self) = @_;
1861		2251
1862	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1863		2253
1864	my $path = $self->{path};	2254	my $path = $self->{path};
1865		2255
1866	{	2256	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1868		2258
		2259	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1870
1871	$self->in_memory (cf::MAP_LOADING);
1872		2261
1873	$self->alloc;	2262	$self->alloc;
1874		2263
1875	$self->pre_load;	2264	$self->pre_load;
1876	Coro::cede;	2265	cf::cede_to_tick;
1877		2266
1878	$self->_load_objects ($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)
1879	or return;	2271	or return;
1880		2272
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1882	if delete $self->{load_original};	2274	if delete $self->{load_original};
1883		2275
1884	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2277	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2278	unless (aio_stat $uniq) {
		2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2280	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2281	$self->_load_objects ($f);
		2282	$f->resolve_delayed_derefs;
		2283	}
		2284	}
1889	}	2285	}
1890	}
1891		2286
1892	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;
1893	# now do the right thing for maps	2296	# now do the right thing for maps
1894	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2299	unless $self->difficulty;
1897	Coro::cede;	2300	cf::cede_to_tick;
1898		2301
1899	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2303	$self->decay_objects;
1901	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1902	$self->update_buttons;	2305	$self->update_buttons;
1903	Coro::cede;	2306	cf::cede_to_tick;
1904	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1905	Coro::cede;
1906	$self->activate;
1907	}	2308	}
1908		2309
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2310	$self->{last_save} = $cf::RUNTIME;
		2311	$self->last_access ($cf::RUNTIME);
1910	}	2312	}
1911		2313
1912	$self->post_load;	2314	$self->post_load;
1913	}
1914		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1915	sub customise_for {	2322	sub customise_for {
1916	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1917		2324
1918	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1919	if $self->per_player;	2326	if $self->per_player;
…		…
1922	# if $self->per_party;	2329	# if $self->per_party;
1923		2330
1924	$self	2331	$self
1925	}	2332	}
1926		2333
1927	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {
1929	my ($map) = @_;
1930
1931	my @diag; # diagonal neighbours
1932
1933	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)
1935	or next;
1936	$neigh = find $neigh, $map
1937	or next;
1938	$neigh->load;
1939
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}
1943
1944	for (@diag) {
1945	my $neigh = find @$_
1946	or next;
1947	$neigh->load;
1948	}
1949	}
1950
1951	sub find_sync {	2334	sub find_sync {
1952	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1953		2336
1954	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, $origin
1955	}	2342	}
1956		2343
1957	sub do_load_sync {	2344	sub do_load_sync {
1958	my ($map) = @_;	2345	my ($map) = @_;
1959		2346
1960	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;
1961	}	2352	}
1962		2353
1963	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1965		2356
1966	sub find_async {	2357	sub find_async {
1967	my ($path, $origin) = @_;	2358	my ($path, $origin, $load) = @_;
1968		2359
1969	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
1970		2361
1971	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
1973	}	2364	}
1974		2365
1975	undef $MAP_PREFETCH{$path};	2366	$MAP_PREFETCH{$path} |= $load;
		2367
1976	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
1977	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2373	if (my $map = find $k) {
1980	$map->load;	2374	$map->load if $v;
1981	}	2375	}
1982		2376
1983	delete $MAP_PREFETCH{$path};	2377	delete $MAP_PREFETCH{$k};
1984	}	2378	}
1985	}	2379	}
1986	undef $MAP_PREFETCHER;	2380	undef $MAP_PREFETCHER;
1987	};	2381	};
1988	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
1989		2383
1990	()	2384	()
1991	}	2385	}
1992		2386
		2387	# common code, used by both ->save and ->swapout
1993	sub save {	2388	sub _save {
1994	my ($self) = @_;	2389	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;
1997		2390
1998	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
1999		2392
2000	return unless $self->dirty;	2393	return unless $self->dirty;
2001		2394
…		…
2007	return if $self->{deny_save};	2400	return if $self->{deny_save};
2008		2401
2009	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2010		2403
2011	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2013	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2014		2410
2015	if ($uniq) {	2411	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2414	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2416	}
2021	}	2417	}
2022		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2023	sub swap_out {	2427	sub swap_out {
2024	my ($self) = @_;	2428	my ($self) = @_;
2025		2429
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2031	return if $self->players;	2434	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		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
2035	$self->clear;	2445	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2446	}
2038		2447
2039	sub reset_at {	2448	sub reset_at {
2040	my ($self) = @_;	2449	my ($self) = @_;
2041		2450
…		…
2059		2468
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2470
2062	return if $self->players;	2471	return if $self->players;
2063		2472
2064	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2065		2474
2066	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2067		2476
2068	# need to save uniques path	2477	# need to save uniques path
2069	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2070	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2071		2480
…		…
2073	if $uniq;	2482	if $uniq;
2074	}	2483	}
2075		2484
2076	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2077		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2489	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2490
2082	$self->unlink_save;	2491	$self->unlink_save;
2083	$self->destroy;	2492	$self->destroy;
2084	}	2493	}
2085		2494
2086	my $nuke_counter = "aaaa";	2495	my $nuke_counter = "aaaa";
2087		2496
2088	sub nuke {	2497	sub nuke {
2089	my ($self) = @_;	2498	my ($self) = @_;
2090		2499
		2500	{
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
2091	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2092		2504
2093	$self->unlink_save;	2505	$self->unlink_save;
2094		2506
2095	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2512
2101	$cf::MAP{$self->path} = $self;	2513	$cf::MAP{$self->path} = $self;
		2514	}
2102		2515
2103	$self->reset; # polite request, might not happen	2516	$self->reset; # polite request, might not happen
2104	}	2517	}
2105		2518
2106	=item $maps = cf::map::tmp_maps	2519	=item $maps = cf::map::tmp_maps
…		…
2148		2561
2149	sub unique_maps() {	2562	sub unique_maps() {
2150	[	2563	[
2151	map {	2564	map {
2152	utf8::decode $_;	2565	utf8::decode $_;
2153	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2154	? normalise $_	2569	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2571	]
2158	}	2572	}
2159		2573
2160	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	}
2161		2605
2162	=back	2606	=back
2163		2607
2164	=head3 cf::object	2608	=head3 cf::object
2165		2609
…		…
2169		2613
2170	=over 4	2614	=over 4
2171		2615
2172	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2173		2617
2174	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.
2175		2620
2176	=cut	2621	=cut
2177		2622
2178	sub inv_recursive_;	2623	sub inv_recursive_;
2179	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2182		2627
2183	sub inv_recursive {	2628	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2185	}	2630	}
2186		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
2187	package cf;	2660	package cf;
2188		2661
2189	=back	2662	=back
2190		2663
2191	=head3 cf::object::player	2664	=head3 cf::object::player
…		…
2197	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>
2198	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
2199	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2200		2673
2201	=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	};
2202		2689
2203	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2691	# with dialog boxes.
2205	#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
2206	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
…		…
2213		2700
2214	} else {	2701	} else {
2215	my $pl = $self->contr;	2702	my $pl = $self->contr;
2216		2703
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2704	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2707
2226	} else {	2708	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2711	}
2230	}	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 (@_);
2231	}	2723	}
2232		2724
2233	=item $player_object->may ("access")	2725	=item $player_object->may ("access")
2234		2726
2235	Returns wether the given player is authorized to access resource "access"	2727	Returns wether the given player is authorized to access resource "access"
…		…
2248		2740
2249	=item $player_object->enter_link	2741	=item $player_object->enter_link
2250		2742
2251	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}>).
2252		2744
2253	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.
2254	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.
2255		2749
2256	Will never block.	2750	Will never block.
2257		2751
2258	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2259		2753
…		…
2279	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2280	my ($self) = @_;	2774	my ($self) = @_;
2281		2775
2282	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2283		2777
		2778	++$self->{_link_recursion};
		2779
2284	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2285		2781
2286	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2287	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2288		2784
2289	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2290	}	2786	}
2291		2787
2292	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2293	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2294		2790
…		…
2311	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2312	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2313		2809
2314	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2317		2813
2318	$map->load;	2814	$map->load;
2319	$map->load_diag;
2320		2815
2321	return unless $self->contr->active;	2816	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2817
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2326	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2327		2825
		2826	}
		2827
2328	=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)]])
2329		2829
2330	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
2331	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2332	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
2333	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
2334	be called at the end of this process.	2834	be called at the end of this process.
2335		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
2336	=cut	2839	=cut
2337		2840
2338	our $GOTOGEN;	2841	our $GOTOGEN;
2339		2842
2340	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2341	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2342		2845
		2846	if ($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
2343	# 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
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2854
2346	$self->enter_link;	2855	$self->enter_link;
2347		2856
2348	(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
2349	my $map = eval {	2879	my $map = eval {
2350	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2351		2881
2352	if ($map) {	2882	if ($map) {
2353	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2355	} else {	2885	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2887	}
2358		2888
2359	$map	2889	$map
2360	};	2890	};
2361		2891
…		…
2367	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2368	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2369	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2370	}	2900	}
2371		2901
2372	$done->() if $done;	2902	$done->($self) if $done;
2373	})->prio (1);	2903	})->prio (1);
2374	}	2904	}
2375		2905
2376	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2377		2907
…		…
2397	}	2927	}
2398		2928
2399	sub prepare_random_map {	2929	sub prepare_random_map {
2400	my ($exit) = @_;	2930	my ($exit) = @_;
2401		2931
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2934	# that depends on the exit object
2407		2935
2408	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2938	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2415	}	2945	}
2416		2946
2417	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2418		2948
2419	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2422		2952
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2955	undef $fh;
2426	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2427		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2430	}	2964	}
2431	}	2965	}
2432		2966
2433	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2435		2969
2436	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2437		2971
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2972	$self->enter_link;
2450		2973
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2974	(async {
2456	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2457	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
2458	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2459		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
2460	1;	3013	1
2461	}) {	3014	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "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. "
2464	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2466		3019
2467	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2468	$self->leave_link;	3021	$self->leave_link;
2469	}	3022	}
2470	})->prio (1);	3023	})->prio (1);
2471	}	3024	}
2472		3025
…		…
2484	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2485	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2486		3039
2487	utf8::encode $text;	3040	utf8::encode $text;
2488	$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);
2489	}	3067	}
2490		3068
2491	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2492		3070
2493	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2497		3075
2498	=cut	3076	=cut
2499		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" => $CHAT_CHANNEL,
		3190	);
		3191
2500	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2502		3194
2503	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2504		3197
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		3199
		3200	# check predefined channels, for the benefit of C
		3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2507	if (ref $channel) {	3207	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	3211	$self->ext_msg (channel_info => $channel);
2512	}	3212	}
2513		3213
2514	$channel = $channel->{id};	3214	$channel = $channel->{id};
2515	}	3215	}
2516		3216
2517	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2518		3218
2519	if ($self->can_msg) {	3219	# default colour, mask it out
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2521	} else {	3221	if $color & cf::NDI_DEF;
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3222
2532	if ($color >= 0) {	3223	my $pkt = "msg "
2533	if (0 && $msg =~ /\[/) {	3224	. $self->{json_coder}->encode (
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	3226	);
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")
2538	}
2539	}
2540	}
2541	}
2542		3227
		3228	$self->send_big_packet ($pkt);
		3229	}
		3230
2543	=item $client->ext_event ($type, %msg)	3231	=item $client->ext_msg ($type, @msg)
2544		3232
2545	Sends an ext event to the client.	3233	Sends an ext event to the client.
2546		3234
2547	=cut	3235	=cut
2548		3236
2549	sub cf::client::ext_event($$%) {	3237	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	3238	my ($self, $type, @msg) = @_;
2551		3239
		3240	if ($self->extcmd == 2) {
		3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3242	} elsif ($self->extcmd == 1) { # TODO: remove
		3243	push @msg, msgtype => "event_$type";
		3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3245	}
		3246	}
		3247
		3248	=item $client->ext_reply ($msgid, @msg)
		3249
		3250	Sends an ext reply to the client.
		3251
		3252	=cut
		3253
		3254	sub cf::client::ext_reply($$@) {
		3255	my ($self, $id, @msg) = @_;
		3256
2552	return unless $self->extcmd;	3257	return unless $self->extcmd == 2;
2553		3258
2554	$msg{msgtype} = "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2556	}	3260	}
2557		3261
2558	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2559		3263
2560	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2616		3320
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		3322
2619	if (ref $msg) {	3323	if (ref $msg) {
		3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3325
		3326	my @reply;
		3327
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3328	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3329	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	3330	}
		3331
		3332	$ns->ext_reply ($reply, @reply)
		3333	if $reply;
		3334
2626	} else {	3335	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3337	}
2629		3338
2630	cf::override;	3339	cf::override;
2631	},	3340	},
2632	);	3341	);
…		…
2652		3361
2653	$coro	3362	$coro
2654	}	3363	}
2655		3364
2656	cf::client->attach (	3365	cf::client->attach (
2657	on_destroy => sub {	3366	on_client_destroy => sub {
2658	my ($ns) = @_;	3367	my ($ns) = @_;
2659		3368
2660	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2661	},	3370	},
2662	);	3371	);
…		…
2677	our $safe = new Safe "safe";	3386	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2679		3388
2680	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2681		3390
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3391	$safe->permit_only (Opcode::opset qw(
		3392	:base_core :base_mem :base_orig :base_math :base_loop
		3393	grepstart grepwhile mapstart mapwhile
		3394	sort time
		3395	));
2683		3396
2684	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
2685		3398
2686	=pod	3399	=pod
2687		3400
2688	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2689		3402
2690	cf::object	3403	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3404	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3405	insert remove name archname title slaying race decrease split
		3406	value
2693		3407
2694	cf::object::player	3408	cf::object::player
2695	player	3409	player
2696		3410
2697	cf::player	3411	cf::player
…		…
2702		3416
2703	=cut	3417	=cut
2704		3418
2705	for (	3419	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3421	insert remove inv nrof name archname title slaying race
		3422	decrease split destroy change_exp value msg lore send_msg)],
2708	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2710	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2711	) {	3426	) {
2712	no strict 'refs';
2713	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2714	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2715	for @funs;	3429	for @funs;
2716	}	3430	}
2717		3431
…		…
2732		3446
2733	my $qcode = $code;	3447	my $qcode = $code;
2734	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2735	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2736		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2737	local $_;	3454	local $_;
2738	local @safe::cf::_safe_eval_args = values %vars;
2739		3455
2740	my $eval =	3456	my $eval =
2741	"do {\n"	3457	"do {\n"
2742	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2743	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2744	. $code	3460	. $code
2745	. "\n}"	3461	. "\n}"
2746	;	3462	;
2747		3463
		3464	if ($CFG{safe_eval}) {
2748	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2749	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2750	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
2751		3473
2752	if ($@) {	3474	if ($@) {
2753	warn "$@";	3475	warn "$@",
2754	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2755	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2756	}	3478	}
2757		3479
2758	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2759	}	3481	}
2760		3482
…		…
2774	=cut	3496	=cut
2775		3497
2776	sub register_script_function {	3498	sub register_script_function {
2777	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2778		3500
2779	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2780	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2781	}	3503	}
2782		3504
2783	=back	3505	=back
2784		3506
2785	=cut	3507	=cut
2786		3508
2787	#############################################################################	3509	#############################################################################
2788	# the server's init and main functions	3510	# the server's init and main functions
2789		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
		3514	# internal api, not fianlised
		3515	sub add_face {
		3516	my ($name, $type, $data) = @_;
		3517
		3518	my $idx = cf::face::find $name;
		3519
		3520	if ($idx) {
		3521	delete $FACEHASH{cf::face::get_chksum $idx};
		3522	} else {
		3523	$idx = cf::face::alloc $name;
		3524	}
		3525
		3526	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3527
		3528	cf::face::set_type $idx, $type;
		3529	cf::face::set_data $idx, 0, $data, $hash;
		3530	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3531	$FACEHASH{$hash} = $idx;#d#
		3532
		3533	$idx
		3534	}
		3535
2790	sub load_facedata($) {	3536	sub load_facedata($) {
2791	my ($path) = @_;	3537	my ($path) = @_;
2792		3538
		3539	# HACK to clear player env face cache, we need some signal framework
		3540	# for this (global event?)
		3541	%ext::player_env::MUSIC_FACE_CACHE = ();
		3542
		3543	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3544
2793	warn "loading facedata from $path\n";	3545	trace "loading facedata from $path\n";
2794		3546
2795	my $facedata;	3547	my $facedata = decode_storable load_file $path;
2796	0 < aio_load $path, $facedata
2797	or die "$path: $!";
2798
2799	$facedata = Coro::Storable::thaw $facedata;
2800		3548
2801	$facedata->{version} == 2	3549	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3550	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3551
		3552	cf::cede_to_tick;
		3553
2804	{	3554	{
2805	my $faces = $facedata->{faceinfo};	3555	my $faces = $facedata->{faceinfo};
2806		3556
2807	while (my ($face, $info) = each %$faces) {	3557	for my $face (sort keys %$faces) {
		3558	my $info = $faces->{$face};
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3559	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3560
2809	cf::face::set_visibility $idx, $info->{visibility};	3561	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3562	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3563	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3564	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3565	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3566	$FACEHASH{$info->{hash64}} = $idx;#d#
2813		3567
2814	cf::cede_to_tick;	3568	cf::cede_to_tick;
2815	}	3569	}
2816		3570
2817	while (my ($face, $info) = each %$faces) {	3571	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3572	next unless $info->{smooth};
		3573
2819	my $idx = cf::face::find $face	3574	my $idx = cf::face::find $face
2820	or next;	3575	or next;
		3576
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3577	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3578	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3579	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3580	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3581	error "smooth face '$info->{smooth}' not found for face '$face'";
2826	}	3582	}
2827		3583
2828	cf::cede_to_tick;	3584	cf::cede_to_tick;
2829	}	3585	}
2830	}	3586	}
…		…
2839		3595
2840	cf::anim::invalidate_all; # d'oh	3596	cf::anim::invalidate_all; # d'oh
2841	}	3597	}
2842		3598
2843	{	3599	{
2844	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3600	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3601
2849	while (my ($name, $info) = each %$res) {	3602	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3603	if (defined (my $type = $info->{type})) {
2851	name => $name,	3604	# TODO: different hash - must free and use new index, or cache ixface data queue
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3605	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2857		3606
2858	if ($name =~ /\.jpg$/) {	3607	cf::face::set_type $idx, $type;
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3608	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3609	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3610	$FACEHASH{$info->{hash}} = $idx;#d#
2861	} else {	3611	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3612	# $RESOURCE{$name} = $info; # unused
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3613	}
2868		3614
2869	cf::cede_to_tick;	3615	cf::cede_to_tick;
2870	}	3616	}
2871	}	3617	}
2872		3618
		3619	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3620
2873	1	3621	1
2874	}	3622	}
2875		3623
		3624	register_exticmd fx_want => sub {
		3625	my ($ns, $want) = @_;
		3626
		3627	while (my ($k, $v) = each %$want) {
		3628	$ns->fx_want ($k, $v);
		3629	}
		3630	};
		3631
		3632	sub load_resource_file($) {
		3633	my $guard = lock_acquire "load_resource_file";
		3634
		3635	my $status = load_resource_file_ $_[0];
		3636	get_slot 0.1, 100;
		3637	cf::arch::commit_load;
		3638
		3639	$status
		3640	}
		3641
		3642	sub reload_exp_table {
		3643	_reload_exp_table;
		3644
		3645	add_face "res/exp_table" => FT_RSRC,
		3646	JSON::XS->new->utf8->canonical->encode (
		3647	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3648	);
		3649	}
		3650
		3651	sub reload_materials {
		3652	_reload_materials;
		3653	}
		3654
2876	sub reload_regions {	3655	sub reload_regions {
		3656	# HACK to clear player env face cache, we need some signal framework
		3657	# for this (global event?)
		3658	%ext::player_env::MUSIC_FACE_CACHE = ();
		3659
2877	load_resource_file "$MAPDIR/regions"	3660	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3661	or die "unable to load regions file\n";
2879		3662
2880	for (cf::region::list) {	3663	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3664	$_->{match} = qr/$_->{match}/
…		…
2889	}	3672	}
2890		3673
2891	sub reload_archetypes {	3674	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3675	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3676	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references	3677
2895	# this really needs to be done in an extra post-pass	3678	add_face "res/skill_info" => FT_RSRC,
2896	# (which needs to be synchronous, so solve it differently)	3679	JSON::XS->new->utf8->canonical->encode (
2897	load_resource_file "$DATADIR/archetypes"	3680	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2898	or die "unable to load archetypes\n";	3681	);
		3682	add_face "res/spell_paths" => FT_RSRC,
		3683	JSON::XS->new->utf8->canonical->encode (
		3684	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3685	);
2899	}	3686	}
2900		3687
2901	sub reload_treasures {	3688	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3689	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3690	or die "unable to load treasurelists\n";
2904	}	3691	}
2905		3692
		3693	sub reload_sound {
		3694	trace "loading sound config from $DATADIR/sound\n";
		3695
		3696	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3697
		3698	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3699	my $sound = $soundconf->{compat}[$_]
		3700	or next;
		3701
		3702	my $face = cf::face::find "sound/$sound->[1]";
		3703	cf::sound::set $sound->[0] => $face;
		3704	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3705	}
		3706
		3707	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3708	my $face = cf::face::find "sound/$v";
		3709	cf::sound::set $k => $face;
		3710	}
		3711	}
		3712
2906	sub reload_resources {	3713	sub reload_resources {
2907	warn "reloading resource files...\n";	3714	trace "reloading resource files...\n";
2908		3715
		3716	reload_materials;
		3717	reload_facedata;
		3718	reload_exp_table;
		3719	reload_sound;
		3720	reload_archetypes;
2909	reload_regions;	3721	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3722	reload_treasures;
2914		3723
2915	warn "finished reloading resource files\n";	3724	trace "finished reloading resource files\n";
2916	}	3725	}
2917		3726
2918	sub init {	3727	sub reload_config {
2919	reload_resources;	3728	trace "reloading config file...\n";
2920	}
2921		3729
2922	sub cfg_load {	3730	my $config = load_file "$CONFDIR/config";
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3731	utf8::decode $config;
2924	or return;	3732	*CFG = decode_yaml $config;
2925		3733
2926	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;
2928
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3734	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2930		3735
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3736	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3737	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2933		3738
2934	if (exists $CFG{mlockall}) {	3739	if (exists $CFG{mlockall}) {
…		…
2938	};	3743	};
2939	warn $@ if $@;	3744	warn $@ if $@;
2940	}	3745	}
2941	}	3746	}
2942		3747
		3748	sub pidfile() {
		3749	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3750	or die "$PIDFILE: $!";
		3751	flock $fh, &Fcntl::LOCK_EX
		3752	or die "$PIDFILE: flock: $!";
		3753	$fh
		3754	}
		3755
		3756	# make sure only one server instance is running at any one time
		3757	sub atomic {
		3758	my $fh = pidfile;
		3759
		3760	my $pid = <$fh>;
		3761	kill 9, $pid if $pid > 0;
		3762
		3763	seek $fh, 0, 0;
		3764	print $fh $$;
		3765	}
		3766
		3767	sub main_loop {
		3768	trace "EV::loop starting\n";
		3769	if (1) {
		3770	EV::loop;
		3771	}
		3772	trace "EV::loop returned\n";
		3773	goto &main_loop unless $REALLY_UNLOOP;
		3774	}
		3775
2943	sub main {	3776	sub main {
		3777	cf::init_globals; # initialise logging
		3778
		3779	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3780	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3781	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3782	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3783
		3784	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3785
2944	# we must not ever block the main coroutine	3786	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3787	$Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3788	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3789	(async {
2948	Event::one_event;	3790	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3791	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3792	})->prio (Coro::PRIO_MAX);
2950	};	3793	};
2951		3794
2952	cfg_load;	3795	evthread_start IO::AIO::poll_fileno;
		3796
		3797	cf::sync_job {
		3798	cf::incloader::init ();
		3799
		3800	cf::init_anim;
		3801	cf::init_attackmess;
		3802	cf::init_dynamic;
		3803
		3804	cf::load_settings;
		3805
		3806	reload_resources;
		3807	reload_config;
2953	db_init;	3808	db_init;
		3809
		3810	cf::init_uuid;
		3811	cf::init_signals;
		3812	cf::init_skills;
		3813
		3814	cf::init_beforeplay;
		3815
		3816	atomic;
		3817
2954	load_extensions;	3818	load_extensions;
2955		3819
2956	$TICK_WATCHER->start;	3820	utime time, time, $RUNTIMEFILE;
2957	Event::loop;	3821
		3822	# no (long-running) fork's whatsoever before this point(!)
		3823	use POSIX ();
		3824	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3825
		3826	cf::_post_init 0;
		3827	};
		3828
		3829	cf::object::thawer::errors_are_fatal 0;
		3830	info "parse errors in files are no longer fatal from this point on.\n";
		3831
		3832	AE::postpone {
		3833	undef &main; # free gobs of memory :)
		3834	};
		3835
		3836	goto &main_loop;
2958	}	3837	}
2959		3838
2960	#############################################################################	3839	#############################################################################
2961	# initialisation and cleanup	3840	# initialisation and cleanup
2962		3841
2963	# install some emergency cleanup handlers	3842	# install some emergency cleanup handlers
2964	BEGIN {	3843	BEGIN {
		3844	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3845	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3846	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3847	cf::cleanup "SIG$signal";
2973	},
2974	);	3848	};
2975	}	3849	}
2976	}	3850	}
2977		3851
2978	sub write_runtime {	3852	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";	3853	my $t0 = AE::time;
2980		3854
2981	# first touch the runtime file to show we are still running:	3855	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3856	# the fsync below can take a very very long time.
2983		3857
2984	IO::AIO::aio_utime $runtime, undef, undef;	3858	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2985		3859
2986	my $guard = cf::lock_acquire "write_runtime";	3860	my $guard = cf::lock_acquire "write_runtime";
2987		3861
2988	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3862	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2989	or return;	3863	or return;
2990		3864
2991	my $value = $cf::RUNTIME + 90 + 10;	3865	my $value = $cf::RUNTIME + 90 + 10;
2992	# 10 is the runtime save interval, for a monotonic clock	3866	# 10 is the runtime save interval, for a monotonic clock
2993	# 60 allows for the watchdog to kill the server.	3867	# 60 allows for the watchdog to kill the server.
…		…
3003	aio_utime $fh, undef, undef;	3877	aio_utime $fh, undef, undef;
3004		3878
3005	close $fh	3879	close $fh
3006	or return;	3880	or return;
3007		3881
3008	aio_rename "$runtime~", $runtime	3882	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3009	and return;	3883	and return;
3010		3884
3011	warn "runtime file written.\n";	3885	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3012		3886
3013	1	3887	1
		3888	}
		3889
		3890	our $uuid_lock;
		3891	our $uuid_skip;
		3892
		3893	sub write_uuid_sync($) {
		3894	$uuid_skip ||= $_[0];
		3895
		3896	return if $uuid_lock;
		3897	local $uuid_lock = 1;
		3898
		3899	my $uuid = "$LOCALDIR/uuid";
		3900
		3901	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3902	or return;
		3903
		3904	my $value = uuid_seq uuid_cur;
		3905
		3906	unless ($value) {
		3907	info "cowardly refusing to write zero uuid value!\n";
		3908	return;
		3909	}
		3910
		3911	my $value = uuid_str $value + $uuid_skip;
		3912	$uuid_skip = 0;
		3913
		3914	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3915	and return;
		3916
		3917	# always fsync - this file is important
		3918	aio_fsync $fh
		3919	and return;
		3920
		3921	close $fh
		3922	or return;
		3923
		3924	aio_rename "$uuid~", $uuid
		3925	and return;
		3926
		3927	trace "uuid file written ($value).\n";
		3928
		3929	1
		3930
		3931	}
		3932
		3933	sub write_uuid($$) {
		3934	my ($skip, $sync) = @_;
		3935
		3936	$sync ? write_uuid_sync $skip
		3937	: async { write_uuid_sync $skip };
3014	}	3938	}
3015		3939
3016	sub emergency_save() {	3940	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3941	my $freeze_guard = cf::freeze_mainloop;
3018		3942
3019	warn "enter emergency perl save\n";	3943	info "emergency_perl_save: enter\n";
		3944
		3945	# this is a trade-off: we want to be very quick here, so
		3946	# save all maps without fsync, and later call a global sync
		3947	# (which in turn might be very very slow)
		3948	local $USE_FSYNC = 0;
3020		3949
3021	cf::sync_job {	3950	cf::sync_job {
		3951	cf::write_runtime_sync; # external watchdog should not bark
		3952
3022	# use a peculiar iteration method to avoid tripping on perl	3953	# use a peculiar iteration method to avoid tripping on perl
3023	# refcount bugs in for. also avoids problems with players	3954	# refcount bugs in for. also avoids problems with players
3024	# and maps saved/destroyed asynchronously.	3955	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3956	info "emergency_perl_save: begin player save\n";
3026	for my $login (keys %cf::PLAYER) {	3957	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3958	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3959	$pl->valid or next;
		3960	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3961	$pl->save;
3030	}	3962	}
3031	warn "end emergency player save\n";	3963	info "emergency_perl_save: end player save\n";
3032		3964
3033	warn "begin emergency map save\n";	3965	cf::write_runtime_sync; # external watchdog should not bark
		3966
		3967	info "emergency_perl_save: begin map save\n";
3034	for my $path (keys %cf::MAP) {	3968	for my $path (keys %cf::MAP) {
3035	my $map = $cf::MAP{$path} or next;	3969	my $map = $cf::MAP{$path} or next;
3036	$map->valid or next;	3970	$map->valid or next;
3037	$map->save;	3971	$map->save;
3038	}	3972	}
3039	warn "end emergency map save\n";	3973	info "emergency_perl_save: end map save\n";
3040		3974
3041	warn "begin emergency database checkpoint\n";	3975	cf::write_runtime_sync; # external watchdog should not bark
		3976
		3977	info "emergency_perl_save: begin database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3978	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3979	info "emergency_perl_save: end database checkpoint\n";
		3980
		3981	info "emergency_perl_save: begin write uuid\n";
		3982	write_uuid_sync 1;
		3983	info "emergency_perl_save: end write uuid\n";
		3984
		3985	cf::write_runtime_sync; # external watchdog should not bark
		3986
		3987	trace "emergency_perl_save: syncing database to disk";
		3988	BDB::db_env_txn_checkpoint $DB_ENV;
		3989
		3990	info "emergency_perl_save: starting sync\n";
		3991	IO::AIO::aio_sync sub {
		3992	info "emergency_perl_save: finished sync\n";
		3993	};
		3994
		3995	cf::write_runtime_sync; # external watchdog should not bark
		3996
		3997	trace "emergency_perl_save: flushing outstanding aio requests";
		3998	while (IO::AIO::nreqs || BDB::nreqs) {
		3999	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4000	}
		4001
		4002	cf::write_runtime_sync; # external watchdog should not bark
3044	};	4003	};
3045		4004
3046	warn "leave emergency perl save\n";	4005	info "emergency_perl_save: leave\n";
3047	}	4006	}
3048		4007
3049	sub post_cleanup {	4008	sub post_cleanup {
3050	my ($make_core) = @_;	4009	my ($make_core) = @_;
3051		4010
		4011	IO::AIO::flush;
		4012
3052	warn Carp::longmess "post_cleanup backtrace"	4013	error Carp::longmess "post_cleanup backtrace"
3053	if $make_core;	4014	if $make_core;
		4015
		4016	my $fh = pidfile;
		4017	unlink $PIDFILE if <$fh> == $$;
		4018	}
		4019
		4020	# a safer delete_package, copied from Symbol
		4021	sub clear_package($) {
		4022	my $pkg = shift;
		4023
		4024	# expand to full symbol table name if needed
		4025	unless ($pkg =~ /^main::.*::$/) {
		4026	$pkg = "main$pkg" if $pkg =~ /^::/;
		4027	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4028	$pkg .= '::' unless $pkg =~ /::$/;
		4029	}
		4030
		4031	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4032	my $stem_symtab = *{$stem}{HASH};
		4033
		4034	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4035	or return;
		4036
		4037	# clear all symbols
		4038	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4039	for my $name (keys %$leaf_symtab) {
		4040	_gv_clear *{"$pkg$name"};
		4041	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4042	}
3054	}	4043	}
3055		4044
3056	sub do_reload_perl() {	4045	sub do_reload_perl() {
3057	# can/must only be called in main	4046	# can/must only be called in main
3058	if ($Coro::current != $Coro::main) {	4047	unless (in_main) {
3059	warn "can only reload from main coroutine";	4048	error "can only reload from main coroutine";
3060	return;	4049	return;
3061	}	4050	}
3062		4051
3063	warn "reloading...";	4052	return if $RELOAD++;
3064		4053
3065	warn "entering sync_job";	4054	my $t1 = AE::time;
3066		4055
		4056	while ($RELOAD) {
		4057	cf::get_slot 0.1, -1, "reload_perl";
		4058	info "perl_reload: reloading...";
		4059
		4060	trace "perl_reload: entering sync_job";
		4061
3067	cf::sync_job {	4062	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark
3069	cf::emergency_save;	4063	#cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark
3071		4064
3072	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;
3074
3075	# if anything goes wrong in here, we should simply crash as we already saved
3076
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081
3082	warn "flushing outstanding aio requests";
3083	for (;;) {
3084	BDB::flush;
3085	IO::AIO::flush;
3086	Coro::cede;
3087	last unless IO::AIO::nreqs || BDB::nreqs;
3088	warn "iterate...";
3089	}
3090
3091	++$RELOAD;
3092
3093	warn "cancelling all extension coros";	4065	trace "perl_reload: cancelling all extension coros";
3094	$_->cancel for values %EXT_CORO;	4066	$_->cancel for values %EXT_CORO;
3095	%EXT_CORO = ();	4067	%EXT_CORO = ();
3096		4068
3097	warn "removing commands";	4069	trace "perl_reload: removing commands";
3098	%COMMAND = ();	4070	%COMMAND = ();
3099		4071
3100	warn "removing ext/exti commands";	4072	trace "perl_reload: removing ext/exti commands";
3101	%EXTCMD = ();	4073	%EXTCMD = ();
3102	%EXTICMD = ();	4074	%EXTICMD = ();
3103		4075
3104	warn "unloading/nuking all extensions";	4076	trace "perl_reload: unloading/nuking all extensions";
3105	for my $pkg (@EXTS) {	4077	for my $pkg (@EXTS) {
3106	warn "... unloading $pkg";	4078	trace "... unloading $pkg";
3107		4079
3108	if (my $cb = $pkg->can ("unload")) {	4080	if (my $cb = $pkg->can ("unload")) {
3109	eval {	4081	eval {
3110	$cb->($pkg);	4082	$cb->($pkg);
3111	1	4083	1
3112	} or warn "$pkg unloaded, but with errors: $@";	4084	} or error "$pkg unloaded, but with errors: $@";
		4085	}
		4086
		4087	trace "... clearing $pkg";
		4088	clear_package $pkg;
3113	}	4089	}
3114		4090
3115	warn "... nuking $pkg";
3116	Symbol::delete_package $pkg;
3117	}
3118
3119	warn "unloading all perl modules loaded from $LIBDIR";	4091	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3120	while (my ($k, $v) = each %INC) {	4092	while (my ($k, $v) = each %INC) {
3121	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4093	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3122		4094
3123	warn "... unloading $k";	4095	trace "... unloading $k";
3124	delete $INC{$k};	4096	delete $INC{$k};
3125		4097
3126	$k =~ s/\.pm$//;	4098	$k =~ s/\.pm$//;
3127	$k =~ s/\//::/g;	4099	$k =~ s/\//::/g;
3128		4100
3129	if (my $cb = $k->can ("unload_module")) {	4101	if (my $cb = $k->can ("unload_module")) {
3130	$cb->();	4102	$cb->();
		4103	}
		4104
		4105	clear_package $k;
3131	}	4106	}
3132		4107
3133	Symbol::delete_package $k;
3134	}
3135
3136	warn "getting rid of safe::, as good as possible";	4108	trace "perl_reload: getting rid of safe::, as good as possible";
3137	Symbol::delete_package "safe::$_"	4109	clear_package "safe::$_"
3138	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4110	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3139		4111
3140	warn "unloading cf.pm \"a bit\"";	4112	trace "perl_reload: unloading cf.pm \"a bit\"";
3141	delete $INC{"cf.pm"};	4113	delete $INC{"cf.pm"};
3142	delete $INC{"cf/pod.pm"};	4114	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3143		4115
3144	# don't, removes xs symbols, too,	4116	# don't, removes xs symbols, too,
3145	# and global variables created in xs	4117	# and global variables created in xs
3146	#Symbol::delete_package __PACKAGE__;	4118	#clear_package __PACKAGE__;
3147		4119
3148	warn "unload completed, starting to reload now";	4120	info "perl_reload: unload completed, starting to reload now";
3149		4121
3150	warn "reloading cf.pm";	4122	trace "perl_reload: reloading cf.pm";
3151	require cf;	4123	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4124	cf::_connect_to_perl_1;
3153		4125
3154	warn "loading config and database again";	4126	trace "perl_reload: loading config and database again";
3155	cf::cfg_load;	4127	cf::reload_config;
3156		4128
3157	warn "loading extensions";	4129	trace "perl_reload: loading extensions";
3158	cf::load_extensions;	4130	cf::load_extensions;
3159		4131
		4132	if ($REATTACH_ON_RELOAD) {
3160	warn "reattaching attachments to objects/players";	4133	trace "perl_reload: reattaching attachments to objects/players";
3161	_global_reattach; # objects, sockets	4134	_global_reattach; # objects, sockets
3162	warn "reattaching attachments to maps";	4135	trace "perl_reload: reattaching attachments to maps";
3163	reattach $_ for values %MAP;	4136	reattach $_ for values %MAP;
3164	warn "reattaching attachments to players";	4137	trace "perl_reload: reattaching attachments to players";
3165	reattach $_ for values %PLAYER;	4138	reattach $_ for values %PLAYER;
		4139	}
3166		4140
3167	warn "leaving sync_job";	4141	cf::_post_init 1;
3168		4142
		4143	trace "perl_reload: leaving sync_job";
		4144
3169	1	4145	1
3170	} or do {	4146	} or do {
3171	warn $@;	4147	error $@;
3172	warn "error while reloading, exiting.";	4148	cf::cleanup "perl_reload: error, exiting.";
3173	exit 1;	4149	};
		4150
		4151	--$RELOAD;
3174	};	4152	}
3175		4153
3176	warn "reloaded";	4154	$t1 = AE::time - $t1;
		4155	info "perl_reload: completed in ${t1}s\n";
3177	};	4156	};
3178		4157
3179	our $RELOAD_WATCHER; # used only during reload	4158	our $RELOAD_WATCHER; # used only during reload
3180		4159
3181	sub reload_perl() {	4160	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	4161	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	4162	# coro crashes during coro_state_free->destroy here.
3184		4163
3185	$RELOAD_WATCHER ||= Event->timer (	4164	$RELOAD_WATCHER ||= cf::async {
3186	reentrant => 0,	4165	Coro::AIO::aio_wait cache_extensions;
3187	after => 0,	4166
3188	data => WF_AUTOCANCEL,	4167	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3189	cb => sub {
3190	do_reload_perl;	4168	do_reload_perl;
3191	undef $RELOAD_WATCHER;	4169	undef $RELOAD_WATCHER;
3192	},	4170	};
3193	);	4171	};
3194	}	4172	}
3195		4173
3196	register_command "reload" => sub {	4174	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	4175	my ($who, $arg) = @_;
3198		4176
3199	if ($who->flag (FLAG_WIZ)) {	4177	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	4178	$who->message ("reloading server.");
		4179	async {
		4180	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	4181	reload_perl;
		4182	};
3202	}	4183	}
3203	};	4184	};
3204		4185
3205	unshift @INC, $LIBDIR;	4186	#############################################################################
3206		4187
3207	my $bug_warning = 0;	4188	my $bug_warning = 0;
3208		4189
3209	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;
3211
3212	sub wait_for_tick {	4190	sub wait_for_tick() {
3213	return unless $TICK_WATCHER->is_active;	4191	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3214	return if $Coro::current == $Coro::main;
3215		4192
3216	my $signal = new Coro::Signal;	4193	$WAIT_FOR_TICK->wait;
3217	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;
3219	}	4194	}
3220		4195
3221	sub wait_for_tick_begin {	4196	sub wait_for_tick_begin() {
3222	return unless $TICK_WATCHER->is_active;	4197	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3223	return if $Coro::current == $Coro::main;
3224		4198
3225	my $signal = new Coro::Signal;	4199	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	4200	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	4201	$signal->wait;
3228	}	4202	}
3229		4203
3230	my $min = 1e6;#d#	4204	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	4205	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4206	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	4207	unless ++$bug_warning > 10;
3242	return;	4208	return;
3243	}	4209	}
3244		4210
3245	$NOW = $tick_start = Event::time;	4211	cf::one_tick; # one server iteration
3246		4212
3247	cf::server_tick; # one server iteration	4213	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3248		4214
3249	0 && sync_job {#d#	4215	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	4216	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	4217	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4218	$Coro::current->{desc} = "runtime saver";
3253	or die;	4219	write_runtime_sync
3254		4220	or error "ERROR: unable to write runtime file: $!";
3255	$map->width (50);
3256	$map->height (50);
3257	$map->alloc;
3258	$map->_load_objects ("/tmp/x.map", 1);
3259	my $t = Event::time - $t;
3260
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	4221	};
		4222	}
3271		4223
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4224	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	4225	$sig->send;
3288	}	4226	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	4227	$WAIT_FOR_TICK->broadcast;
3290	$sig->send;
3291	}
3292		4228
3293	$NOW = Event::time;	4229	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4230	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		4231
3304	_post_tick;	4232	if (0) {
3305		4233	if ($NEXT_TICK) {
3306		4234	my $jitter = $TICK_START - $NEXT_TICK;
		4235	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4236	debug "jitter $JITTER\n";#d#
		4237	}
3307	},	4238	}
3308	);	4239	}
3309		4240
3310	{	4241	{
3311	BDB::max_poll_time $TICK * 0.1;	4242	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	4243
3313	reentrant => 0,
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	4244	BDB::min_parallel 16;
3321		4245	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	4246	#$AnyEvent::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		4247
3337	unless ($DB_ENV) {	4248	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	4249	$DB_ENV = BDB::db_env_create;
		4250	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4251	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4252	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4253	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4254	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		4255
3340	cf::sync_job {	4256	cf::sync_job {
3341	eval {	4257	eval {
3342	BDB::db_env_open	4258	BDB::db_env_open
3343	$DB_ENV,	4259	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4261	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4262	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	4263	0666;
3348		4264
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4265	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	4266	};
3354		4267
3355	cf::cleanup "db_env_open(db): $@" if $@;	4268	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	4269	};
3357	}	4270	}
		4271
		4272	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4273	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4274	};
		4275	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4276	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4277	};
		4278	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4279	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4280	};
3358	}	4281	}
3359		4282
3360	{	4283	{
		4284	# configure IO::AIO
		4285
3361	IO::AIO::min_parallel 8;	4286	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	4287	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	4288	undef $AnyEvent::AIO::WATCHER;
3366	reentrant => 0,
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	4289	}
3374		4290
3375	my $_log_backtrace;	4291	our $_log_backtrace;
		4292	our $_log_backtrace_last;
3376		4293
3377	sub _log_backtrace {	4294	sub _log_backtrace {
3378	my ($msg, @addr) = @_;	4295	my ($msg, @addr) = @_;
3379		4296
3380	$msg =~ s/\n//;	4297	$msg =~ s/\n$//;
3381		4298
		4299	if ($_log_backtrace_last eq $msg) {
		4300	LOG llevInfo, "[ABT] $msg\n";
		4301	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3382	# limit the # of concurrent backtraces	4302	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	4303	} elsif ($_log_backtrace < 2) {
		4304	$_log_backtrace_last = $msg;
3384	++$_log_backtrace;	4305	++$_log_backtrace;
		4306	my $perl_bt = Carp::longmess $msg;
3385	async {	4307	async {
		4308	$Coro::current->{desc} = "abt $msg";
		4309
3386	my @bt = fork_call {	4310	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	4311	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4312	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4313	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	4314	or die "addr2line: $!";
…		…
3398	}	4322	}
3399		4323
3400	@funcs	4324	@funcs
3401	};	4325	};
3402		4326
3403	LOG llevInfo, "[ABT] $msg\n";	4327	LOG llevInfo, "[ABT] $perl_bt\n";
		4328	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3404	LOG llevInfo, "[ABT] $_\n" for @bt;	4329	LOG llevInfo, "[ABT] $_\n" for @bt;
3405	--$_log_backtrace;	4330	--$_log_backtrace;
3406	};	4331	};
3407	} else {	4332	} else {
3408	LOG llevInfo, "[ABT] $msg\n";	4333	LOG llevInfo, "[ABT] $msg\n";
3409	LOG llevInfo, "[ABT] [suppressed]\n";	4334	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3410	}	4335	}
3411	}	4336	}
3412		4337
3413	# load additional modules	4338	# load additional modules
3414	use cf::pod;	4339	require "cf/$_.pm" for @EXTRA_MODULES;
		4340	cf::_connect_to_perl_2;
3415		4341
3416	END { cf::emergency_save }	4342	END { cf::emergency_save }
3417		4343
3418	1	4344	1
3419		4345

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