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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.579 by root, Wed Jan 4 03:22:28 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	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	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$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		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	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	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134
		135	our $UPTIME; $UPTIME ||= time;
		136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
80	our $NOW;	138	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		139
83	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	141	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	142	our $LINK_MAP; # the special {link} map, which is always available
94		143
95	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		146
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
101		159
102	binmode STDOUT;	160	binmode STDOUT;
103	binmode STDERR;	161	binmode STDERR;
104		162
105	# read virtual server time, if available	163	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
110	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
111		171
112	mkdir $_	172	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		174
115	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
116		176
117	sub cf::map::normalise;	177	sub cf::map::normalise;
118		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
119	#############################################################################	183	#############################################################################
120		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
121	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
122		197
123	=over 4	198	=over 4
124		199
125	=item $cf::UPTIME	200	=item $cf::UPTIME
126		201
127	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
128		218
129	=item $cf::RUNTIME	219	=item $cf::RUNTIME
130		220
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	222	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
141	database environment.	231	database environment.
142		232
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	233	=item $cf::LOADAVG
152		234
153	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
158		240
159	The raw value load value from the last tick.	241	The raw value load value from the last tick.
160		242
161	=item %cf::CFG	243	=item %cf::CFG
162		244
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	246	from wherever your confdir points to.
165		247
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		249
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
172	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
173		272
174	This array contains the results of the last C<invoke ()> call. When	273	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	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	275	that call.
177		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
178	=back	283	=back
179		284
180	=cut	285	=cut
181		286
182	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	294	my $msg = join "", @_;
185		295
186	$msg .= "\n"	296	$msg .= "\n"
187	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
188		298
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		300
191	utf8::encode $msg;
192	LOG llevError, $msg;	301	LOG llevWarn, $msg;
193	};	302	};
194	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
195		317
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	328	for my $pkg (qw(
207	cf::global cf::attachable	329	cf::global cf::attachable
208	cf::object cf::object::player	330	cf::object cf::object::player
209	cf::client cf::player	331	cf::client cf::player
210	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
211	cf::map cf::party cf::region	334	cf::party cf::region
212	)) {	335	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	337	}
216		338
217	$Event::DIED = sub {	339	$EV::DIED = sub {
218	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
219	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
220		347
221	#############################################################################	348	#############################################################################
222		349
223	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
224		351
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	373	$d
247	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
248	}	375	}
249		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
250	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
251		392
252	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
253		394
254	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
255		396
256	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
257		398
258	=cut	399	=cut
259		400
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		402
262	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
264		467
265	=item cf::lock_wait $string	468	=item cf::lock_wait $string
266		469
267	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
268		471
269	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
270		473
271	Wait until the given lock is available and then acquires it and returns	474	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,	475	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	476	for example when the coroutine gets canceled), the lock is automatically
274	returned.	477	returned.
275		478
		479	Locks are *not* recursive, locking from the same coro twice results in a
		480	deadlocked coro.
		481
276	Lock names should begin with a unique identifier (for example, cf::map::find	482	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	483	uses map_find and cf::map::load uses map_load).
278		484
279	=item $locked = cf::lock_active $string	485	=item $locked = cf::lock_active $string
280		486
281	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
282		488
283	=cut	489	=cut
284		490
285	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
286		492
287	sub lock_wait($) {	493	sub lock_wait($) {
288	my ($key) = @_;	494	$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	}	495	}
296		496
297	sub lock_acquire($) {	497	sub lock_acquire($) {
298	my ($key) = @_;	498	$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	}	499	}
310		500
311	sub lock_active($) {	501	sub lock_active($) {
312	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	503	}
316		504
317	sub freeze_mainloop {	505	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
319		507
320	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	509	}
322	};	510
323	$TICK_WATCHER->stop;	511	=item cf::periodic $interval, $cb
324	$guard	512
		513	Like EV::periodic, but randomly selects a starting point so that the actions
		514	get spread over time.
		515
		516	=cut
		517
		518	sub periodic($$) {
		519	my ($interval, $cb) = @_;
		520
		521	my $start = rand List::Util::min 180, $interval;
		522
		523	EV::periodic $start, $interval, 0, $cb
325	}	524	}
326		525
327	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
328		527
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
332		535
333	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
334	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
335		538
336	Useful for short background jobs.	539	Useful for short background jobs.
337		540
338	=cut	541	=cut
339		542
340	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
342		546
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
345	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
346		553
347	while () {	554	while () {
348	next_job:	555	next_job:
		556
349	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	558
351	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	563	$job->[2]->send;
355	Coro::cede;	564	Coro::cede;
356	goto next_job;	565	goto next_job;
357	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	568	}
359	}	569	}
360		570
361	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
364	$signal->wait;
365	} else {	574	} else {
		575	$busy = 0;
366	Coro::schedule;	576	Coro::schedule;
367	}	577	}
368	}	578	}
369	};	579	};
370		580
371	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
372	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
373		585
374	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
375	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
376		589
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
390		603
391	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
392		605
393	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
394		607
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	609	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	610	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	611	acceptable.
399		612
400	If it must be done, put the blocking parts into C<sync_job>. This will run	613	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	614	the given BLOCK in another coroutine while waiting for the result. The
…		…
405	=cut	618	=cut
406		619
407	sub sync_job(&) {	620	sub sync_job(&) {
408	my ($job) = @_;	621	my ($job) = @_;
409		622
410	if ($Coro::current == $Coro::main) {	623	if (in_main) {
411	my $time = Event::time;	624	my $time = AE::time;
412		625
413	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
415		628
416	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	630
418	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
419		632
420	my $busy = 1;	633	my $busy = 1;
421	my @res;	634	my @res;
422		635
423	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	638	@res = eval { $job->() };
425	warn $@ if $@;	639	error $@ if $@;
426	undef $busy;	640	undef $busy;
427	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
428		642
429	while ($busy) {	643	while ($busy) {
430	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
431	}	648	}
		649	}
432		650
433	$time = Event::time - $time;	651	my $time = AE::time - $time;
434		652
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
439		654
440	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
441	} else {	656	} else {
442	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
443		658
…		…
463	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
464		679
465	$coro	680	$coro
466	}	681	}
467		682
468	=item fork_call { }, $args	683	=item fork_call { }, @args
469		684
470	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
474		689
475	=cut	690	=cut
476		691
477	sub _store_scalar {	692	sub post_fork {
478	open my $fh, ">", \my $buf	693	reset_signals;
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}	694	}
485		695
486	sub fork_call(&@) {	696	sub fork_call(&@) {
487	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
488		698
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	699	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	700	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	701	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		702
494	if (my $pid = fork) {	703	my @res = Coro::Util::fork_eval {
495	close $fh2;	704	cf::post_fork;
		705	&$cb
		706	} @args;
496		707
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	708	wantarray ? @res : $res[-1]
498	warn "pst<$res>" unless $res =~ /^pst/;	709	}
499	$res = Coro::Storable::thaw $res;
500		710
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	711	sub objinfo {
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;
508	local $SIG{__WARN__};
509	local $SIG{__DIE__};
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515
516	eval {
517	close $fh1;
518
519	my @res = eval { $cb->(@args) };
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
		720	}
		721
		722	=item $coin = coin_from_name $name
		723
		724	=cut
		725
		726	our %coin_alias = (
		727	"silver" => "silvercoin",
		728	"silvercoin" => "silvercoin",
		729	"silvercoins" => "silvercoin",
		730	"gold" => "goldcoin",
		731	"goldcoin" => "goldcoin",
		732	"goldcoins" => "goldcoin",
		733	"platinum" => "platinacoin",
		734	"platinumcoin" => "platinacoin",
		735	"platinumcoins" => "platinacoin",
		736	"platina" => "platinacoin",
		737	"platinacoin" => "platinacoin",
		738	"platinacoins" => "platinacoin",
		739	"royalty" => "royalty",
		740	"royalties" => "royalty",
		741	);
		742
		743	sub coin_from_name($) {
		744	$coin_alias{$_[0]}
		745	? cf::arch::find $coin_alias{$_[0]}
		746	: undef
528	}	747	}
529		748
530	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
531		750
532	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
535		754
536	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	756	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
539	=cut	763	=cut
		764
		765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
		769	my ($name) = @_;
		770	my $db = BDB::db_create $DB_ENV;
		771
		772	eval {
		773	$db->set_flags (BDB::CHKSUM);
		774
		775	utf8::encode $name;
		776	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		777	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		778	cf::cleanup "db_open(db): $!" if $!;
		779	};
		780	cf::cleanup "db_open(db): $@" if $@;
		781
		782	$db
		783	}
540		784
541	our $DB;	785	our $DB;
542		786
543	sub db_init {	787	sub db_init {
544	unless ($DB) {	788	$DB ||= db_table "db";
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {
548	eval {
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}
558	}	789	}
559		790
560	sub db_get($$) {	791	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
562		793
563	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
564	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
565		798
566	$! ? ()	799	$! ? ()
567	: $data	800	: $data
568	}
569	}	801	}
570		802
571	sub db_put($$$) {	803	sub db_put($$$) {
572	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
601		833
602	my @data;	834	my @data;
603	my $md5;	835	my $md5;
604		836
605	for (0 .. $#$src) {	837	for (0 .. $#$src) {
606	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
607	or Carp::croak "$src->[$_]: $!";
608	}	839	}
609		840
610	# if processing is expensive, check	841	# if processing is expensive, check
611	# checksum first	842	# checksum first
612	if (1) {	843	if (1) {
613	$md5 =	844	$md5 =
614	join "\x00",	845	join "\x00",
615	$processversion,	846	$processversion,
616	map {	847	map {
617	Coro::cede;	848	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	849	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	850	} 0.. $#$src;
620		851
621		852
622	my $dbmd5 = db_get cache => "$id/md5";	853	my $dbmd5 = db_get cache => "$id/md5";
…		…
629		860
630	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
631	my $data = $process->(\@data);	862	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
633		864
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		866
636	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
639		870
…		…
649		880
650	=cut	881	=cut
651		882
652	sub datalog($@) {	883	sub datalog($@) {
653	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	886	}
656		887
657	=back	888	=back
658		889
659	=cut	890	=cut
660		891
661	#############################################################################	892	#############################################################################
662		893
663	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
664		895
665	Many objects in crossfire are so-called attachable objects. That means you can	896	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	897	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
668		899
669	In the following description, CLASS can be any of C<global>, C<object>	900	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	901	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	902	Deliantra).
672		903
673	=over 4	904	=over 4
674		905
675	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
676		907
…		…
720	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
721		952
722	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
724		955
725	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	957	that are attached at load/instantiate time, thus the need for a name.
727		958
728	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
729		960
730	=over 4	961	=over 4
…		…
854		1085
855	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		1088
858	} elsif (ref $type) {	1089	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
860		1091
861	} else {	1092	} else {
862	shift @arg;	1093	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
864	}	1095	}
865	}	1096	}
866	}	1097	}
867		1098
868	sub _object_attach {	1099	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
879	}	1110	}
880		1111
881	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
882	} else {	1113	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1115	}
885		1116
886	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
887	}	1118	}
888		1119
…		…
947		1178
948	for (@$callbacks) {	1179	for (@$callbacks) {
949	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
950		1181
951	if ($@) {	1182	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1184	override;
955	}	1185	}
956		1186
957	return 1 if $override;	1187	return 1 if $override;
958	}	1188	}
959		1189
960	0	1190	0
961	}	1191	}
962		1192
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1194
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1196
967	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
968		1198
…		…
974		1204
975	=cut	1205	=cut
976		1206
977	#############################################################################	1207	#############################################################################
978	# object support	1208	# object support
979	#
980		1209
		1210	sub _object_equal($$);
		1211	sub _object_equal($$) {
		1212	my ($a, $b) = @_;
		1213
		1214	return 0 unless (ref $a) eq (ref $b);
		1215
		1216	if ("HASH" eq ref $a) {
		1217	my @ka = keys %$a;
		1218	my @kb = keys %$b;
		1219
		1220	return 0 if @ka != @kb;
		1221
		1222	for (0 .. $#ka) {
		1223	return 0 unless $ka[$_] eq $kb[$_];
		1224	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1225	}
		1226
		1227	} elsif ("ARRAY" eq ref $a) {
		1228
		1229	return 0 if @$a != @$b;
		1230
		1231	for (0 .. $#$a) {
		1232	return 0 unless _object_equal $a->[$_], $b->[$_];
		1233	}
		1234
		1235	} elsif ($a ne $b) {
		1236	return 0;
		1237	}
		1238
		1239	1
		1240	}
		1241
		1242	our $SLOW_MERGES;#d#
981	sub _can_merge {	1243	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
983		1245
984	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1247
988	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
989	}	1250	}
990		1251
991	sub reattach {	1252	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1254	my ($obj) = @_;
994		1255
		1256	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1257	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1258
997	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
998		1260
999	@$registry = ();	1261	@$registry = ();
1000		1262
…		…
1005	for (@$attach) {	1267	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1008	}	1270	}
1009	} else {	1271	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1273	}
1012	}	1274	}
1013	}	1275	}
1014		1276
1015	cf::attachable->attach (	1277	cf::attachable->attach (
1016	prio => -1000000,	1278	prio => -1000000,
1017	on_instantiate => sub {	1279	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
1019		1281
1020	$data = from_json $data;	1282	$data = decode_json $data;
1021		1283
1022	for (@$data) {	1284	for (@$data) {
1023	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
1024		1286
1025	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1303	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1043		1305
1044	sync_job {	1306	sync_job {
1045	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1048		1312
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1316	if ($cf::USE_FSYNC) {
		1317	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;
		1318	aio_fsync $fh;
		1319	}
1053	close $fh;	1320	aio_close $fh;
1054		1321
1055	if (@$objs) {	1322	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1323	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1327	if ($cf::USE_FSYNC) {
		1328	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;
		1329	aio_fsync $fh;
		1330	}
1061	close $fh;	1331	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1333	}
1064	} else {	1334	} else {
1065	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1066	}	1336	}
1067		1337
1068	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1342	} else {
1070	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1071	}	1344	}
1072	} else {	1345	} else {
1073	aio_unlink $filename;	1346	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1075	}	1348	}
1076	}	1349	};
1077	}	1350	}
1078		1351
1079	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1081		1354
…		…
1093	or return;	1366	or return;
1094		1367
1095	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1370	or return;
		1371
1098	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1099	}	1374	}
1100		1375
		1376	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
		1380
1103	return ($data, $av);	1381	($data, $av)
1104	}	1382	}
1105		1383
1106	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
1107		1385
1108	=over 4	1386	=over 4
…		…
1162	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1163		1441
1164	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1165	}	1443	}
1166		1444
		1445	use File::Glob ();
		1446
1167	cf::player->attach (	1447	cf::player->attach (
1168	on_command => sub {	1448	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1170		1450
1171	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1172	or return;	1452	or return;
1173		1453
…		…
1181	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1182		1462
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1464
1185	if (ref $msg) {	1465	if (ref $msg) {
1186	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1187	"ARRAY" eq ref $msg	1467
1188	? @$msg	1468	my @reply;
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1469
1191	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1472	}
		1473
		1474	$pl->ext_reply ($reply, @reply)
		1475	if $reply;
		1476
1197	} else {	1477	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1479	}
1200		1480
1201	cf::override;	1481	cf::override;
1202	},	1482	},
1203	);	1483	);
1204		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1205	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1206	cf::sync_job {	1501	cf::sync_job {
1207	my %todo;	1502	my %todo;
1208		1503
1209	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1505	next unless -r $path;
…		…
1228		1523
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1526
1232	$ext{source} =	1527	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1235	. $source	1530	. $source
1236	. "\n};\n1";	1531	. "\n};\n1";
1237		1532
1238	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1239	}	1534	}
1240		1535
		1536	my $pass = 0;
1241	my %done;	1537	my %done;
1242	while (%todo) {	1538	while (%todo) {
1243	my $progress;	1539	my $progress;
1244		1540
		1541	++$pass;
		1542
		1543	ext:
1245	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1546	next ext
1248	unless exists $done{$_};	1547	unless exists $done{$_};
1249	}	1548	}
1250		1549
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1551
1253	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1258	warn $msg;	1559
1259	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1561	delete $todo{$k};
1261	}	1562	} else {
1262		1563	$done{$k} = delete $todo{$k};
1263	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1264	}	1569	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1570	}
1270		1571
1271	skip:	1572	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1274	}	1582	}
1275	};	1583	};
1276	}	1584	}
1277		1585
1278	#############################################################################	1586	#############################################################################
1279		1587
1280	=back	1588	=back
1281		1589
1282	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1283		1591
1284	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1285		1593
1286	=cut	1594	=cut
1287		1595
1288	package cf::player;	1596	package cf::player;
1289		1597
1290	use Coro::AIO;	1598	use Coro::AIO;
1291		1599
1292	=head3 cf::player	1600	=head3 cf::player
1293		1601
1294	=over 4	1602	=over 4
		1603
		1604	=item cf::player::num_playing
		1605
		1606	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1607
		1608	=cut
		1609
		1610	sub num_playing {
		1611	scalar grep
		1612	$_->ob->map
		1613	&& !$_->hidden
		1614	&& !$_->ob->flag (cf::FLAG_WIZ),
		1615	cf::player::list
		1616	}
1295		1617
1296	=item cf::player::find $login	1618	=item cf::player::find $login
1297		1619
1298	Returns the given player object, loading it if necessary (might block).	1620	Returns the given player object, loading it if necessary (might block).
1299		1621
…		…
1318		1640
1319	sub exists($) {	1641	sub exists($) {
1320	my ($login) = @_;	1642	my ($login) = @_;
1321		1643
1322	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1324	}	1646	}
1325		1647
1326	sub find($) {	1648	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1650	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1657	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1658	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1659	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1660	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1661
1340	my $pl = load_pl path $login	1662	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1663	or return;
		1664
		1665	my $pl = cf::player::load_pl $f
		1666	or return;
		1667
		1668	local $cf::PLAYER_LOADING{$login} = $pl;
		1669	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1343	}	1671	}
1344	}	1672	}
1345	}	1673	}
		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
1346		1687
1347	sub save($) {	1688	sub save($) {
1348	my ($pl) = @_;	1689	my ($pl) = @_;
1349		1690
1350	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1356		1697
1357	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1359		1700
		1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1705
1360	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1361	Coro::cede;	1707	cf::cede_to_tick;
1362	}	1708	}
1363		1709
1364	sub new($) {	1710	sub new($) {
1365	my ($login) = @_;	1711	my ($login) = @_;
1366		1712
…		…
1395	my ($pl) = @_;	1741	my ($pl) = @_;
1396		1742
1397	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1398		1744
1399	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1400	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1401		1747
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1403	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1405	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1406		1756
1407	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1409	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1444	or return [];	1794	or return [];
1445		1795
1446	my @logins;	1796	my @logins;
1447		1797
1448	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
		1799	my $path = path $login;
		1800
		1801	# a .pst is a dead give-away for a valid player
		1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1807	}
1452		1808
1453	utf8::decode $login;	1809	utf8::decode $login;
1454	push @logins, $login;	1810	push @logins, $login;
1455	}	1811	}
1456		1812
1457	\@logins	1813	\@logins
1458	}	1814	}
1459		1815
1460	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1461		1819
1462	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1463	player. May block.	1821	player. May block.
1464		1822
1465	=cut	1823	=cut
…		…
1483	}	1841	}
1484		1842
1485	\@paths	1843	\@paths
1486	}	1844	}
1487		1845
1488	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489		1847
1490	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1491
1492	=cut
1493
1494	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;
1496
1497	# escape & and <
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500
1501	# this is buggy, it needs to properly take care of nested <'s
1502
1503	1 while
1504	# replace B<>, I<>, U<> etc.
1505	s/B<([^\>]*)>/<b>$1<\/b>/
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/
1508	# replace G<male|female> tags
1509	|| s{G<([^>|]*)\|([^>]*)>}{
1510	$self->gender ? $2 : $1
1511	}ge
1512	# replace H<hint text>
1513	|| s{H<([^\>]*)>}
1514	{
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")
1518	[$self->{hintmode}]
1519	}ge;
1520
1521	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;
1523
1524	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines
1529
1530	$_
1531	}
1532
1533	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}
1536	}
1537		1849
1538	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1539		1851
1540	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1541		1853
1542	=cut	1854	=cut
1543		1855
1544	sub ext_reply($$@) {	1856	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1857	my ($self, $id, @msg) = @_;
1546		1858
1547	if ($self->ns->extcmd == 2) {	1859	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1860	}
1555		1861
1556	=item $player->ext_msg ($type, @msg)	1862	=item $player->ext_msg ($type, @msg)
1557		1863
1558	Sends an ext event to the client.	1864	Sends an ext event to the client.
…		…
1579		1885
1580	=cut	1886	=cut
1581		1887
1582	sub find_by_path($) {	1888	sub find_by_path($) {
1583	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1584		1892
1585	my ($match, $specificity);	1893	my ($match, $specificity);
1586		1894
1587	for my $region (list) {	1895	for my $region (list) {
1588	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1614	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1616		1924
1617	sub generate_random_map {	1925	sub generate_random_map {
1618	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1619	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1620	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1624	$rmp->{exit_on_final_map},
1625	$rmp->{xsize}, $rmp->{ysize},
1626	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1627	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1628	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1629	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1630	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1631	(cf::region::find $rmp->{region}), $rmp->{custom}
1632	)
1633	}	1931	}
1634		1932
1635	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1636		1934
1637	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1642		1940
1643	sub register {	1941	sub register {
1644	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1645	my $pkg = caller;	1943	my $pkg = caller;
1646		1944
1647	no strict;
1648	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1649		1946
1650	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1651	}	1948	}
1652		1949
1653	# also paths starting with '/'	1950	# also paths starting with '/'
1654	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1655		1952
1656	sub thawer_merge {	1953	sub thawer_merge {
1657	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1658		1955
1659	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1664	}	1961	}
1665		1962
1666	sub normalise {	1963	sub normalise {
1667	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1668		1965
1669	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1670		1967
1671	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1672		1969
1673	# map plan:	1970	# map plan:
1674	#	1971	#
…		…
1689	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1690	$path = "$base/$path";	1987	$path = "$base/$path";
1691	}	1988	}
1692		1989
1693	for ($path) {	1990	for ($path) {
1694	redo if s{//}{/};
1695	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1696	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1697	}	1993	}
1698		1994
1699	$path	1995	$path
…		…
1713	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1714	return $self;	2010	return $self;
1715	}	2011	}
1716	}	2012	}
1717		2013
1718	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1719	()	2015	()
1720	}	2016	}
1721		2017
		2018	# may re-bless or do other evil things
1722	sub init {	2019	sub init {
1723	my ($self) = @_;	2020	my ($self) = @_;
1724		2021
1725	$self	2022	$self
1726	}	2023	}
…		…
1745		2042
1746	# the temporary/swap location	2043	# the temporary/swap location
1747	sub save_path {	2044	sub save_path {
1748	my ($self) = @_;	2045	my ($self) = @_;
1749		2046
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1752	}	2049	}
1753		2050
1754	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1755	sub uniq_path {	2052	sub uniq_path {
1756	my ($self) = @_;	2053	my ($self) = @_;
1757		2054
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1760	}
1761
1762	# and all this just because we cannot iterate over
1763	# all maps in C++...
1764	sub change_all_map_light {
1765	my ($change) = @_;
1766
1767	$_->change_map_light ($change)
1768	for grep $_->outdoor, values %cf::MAP;
1769	}	2057	}
1770		2058
1771	sub decay_objects {	2059	sub decay_objects {
1772	my ($self) = @_;	2060	my ($self) = @_;
1773		2061
…		…
1786		2074
1787	sub load_header_from($) {	2075	sub load_header_from($) {
1788	my ($self, $path) = @_;	2076	my ($self, $path) = @_;
1789		2077
1790	utf8::encode $path;	2078	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	2079	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	or return;	2080	or return;
1796		2081
		2082	$self->_load_header ($f)
		2083	or return;
		2084
		2085	local $MAP_LOADING{$self->{path}} = $self;
		2086	$f->resolve_delayed_derefs;
		2087
1797	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1798		2089
1799	1	2090	1
1800	}	2091	}
1801		2092
		2093	# used to laod the header of an original map
1802	sub load_header_orig {	2094	sub load_header_orig {
1803	my ($self) = @_;	2095	my ($self) = @_;
1804		2096
1805	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1806	}	2098	}
1807		2099
		2100	# used to laod the header of an instantiated map
1808	sub load_header_temp {	2101	sub load_header_temp {
1809	my ($self) = @_;	2102	my ($self) = @_;
1810		2103
1811	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1812	}	2105	}
1813		2106
		2107	# called after loading the header from an instantiated map
1814	sub prepare_temp {	2108	sub prepare_temp {
1815	my ($self) = @_;	2109	my ($self) = @_;
1816		2110
1817	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1818	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1819	# safety	2113	# safety
1820	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1821	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1822	}	2116	}
1823		2117
		2118	# called after loading the header from an original map
1824	sub prepare_orig {	2119	sub prepare_orig {
1825	my ($self) = @_;	2120	my ($self) = @_;
1826		2121
1827	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1828	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1852		2147
1853	sub find;	2148	sub find;
1854	sub find {	2149	sub find {
1855	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1856		2151
		2152	cf::cede_to_tick;
		2153
1857	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1858		2155
		2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1860		2158
1861	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1862	my $guard = cf::lock_acquire "map_find:$path";
1863	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1864	or return;	2161	or return;
1865		2162
1866	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1867		2164
…		…
1869	or return;	2166	or return;
1870		2167
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
		2172	undef $guard1;
1874	$map->reset;	2173	$map->reset;
1875	undef $guard;
1876	return find $path;	2174	return find $path;
1877	}	2175	}
1878		2176
1879	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1880	}	2178	}
1881	}	2179	}
1882		2180
1883	sub pre_load { }	2181	sub pre_load { }
1884	sub post_load { }	2182	#sub post_load { } # XS
1885		2183
1886	sub load {	2184	sub load {
1887	my ($self) = @_;	2185	my ($self) = @_;
1888		2186
1889	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
1890		2188
1891	my $path = $self->{path};	2189	my $path = $self->{path};
1892		2190
1893	{	2191	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1895		2193
		2194	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1897
1898	$self->in_memory (cf::MAP_LOADING);
1899		2196
1900	$self->alloc;	2197	$self->alloc;
1901		2198
1902	$self->pre_load;	2199	$self->pre_load;
1903	Coro::cede;	2200	cf::cede_to_tick;
1904		2201
1905	$self->_load_objects ($self->{load_path}, 1)	2202	if (exists $self->{load_path}) {
		2203	my $f = new_from_file cf::object::thawer $self->{load_path};
		2204	$f->skip_block;
		2205	$self->_load_objects ($f)
1906	or return;	2206	or return;
1907		2207
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
1909	if delete $self->{load_original};	2209	if delete $self->{load_original};
1910		2210
1911	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2212	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2213	unless (aio_stat $uniq) {
		2214	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2215	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2216	$self->_load_objects ($f);
		2217	$f->resolve_delayed_derefs;
		2218	}
		2219	}
1916	}	2220	}
1917	}
1918		2221
1919	Coro::cede;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
		2229
		2230	cf::cede_to_tick;
1920	# now do the right thing for maps	2231	# now do the right thing for maps
1921	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2234	unless $self->difficulty;
1924	Coro::cede;	2235	cf::cede_to_tick;
1925		2236
1926	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2238	$self->decay_objects;
1928	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
1929	$self->update_buttons;	2240	$self->update_buttons;
1930	Coro::cede;	2241	cf::cede_to_tick;
1931	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
1932	Coro::cede;
1933	$self->activate;
1934	}	2243	}
1935		2244
1936	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
1938
1939	$self->in_memory (cf::MAP_IN_MEMORY);
1940	}	2247	}
1941		2248
1942	$self->post_load;	2249	$self->post_load;
1943	}
1944		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
1945	sub customise_for {	2257	sub customise_for {
1946	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
1947		2259
1948	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
1949	if $self->per_player;	2261	if $self->per_player;
…		…
1952	# if $self->per_party;	2264	# if $self->per_party;
1953		2265
1954	$self	2266	$self
1955	}	2267	}
1956		2268
1957	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {
1959	my ($map) = @_;
1960
1961	my @diag; # diagonal neighbours
1962
1963	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)
1965	or next;
1966	$neigh = find $neigh, $map
1967	or next;
1968	$neigh->load;
1969
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}
1973
1974	for (@diag) {
1975	my $neigh = find @$_
1976	or next;
1977	$neigh->load;
1978	}
1979	}
1980
1981	sub find_sync {	2269	sub find_sync {
1982	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
1983		2271
1984	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
1985	}	2277	}
1986		2278
1987	sub do_load_sync {	2279	sub do_load_sync {
1988	my ($map) = @_;	2280	my ($map) = @_;
1989		2281
1990	cf::sync_job { $map->load };	2282	# it's a bug to call this from the main context
		2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2284	if $Coro::current == $Coro::main;
		2285
		2286	$map->load;
1991	}	2287	}
1992		2288
1993	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
1995		2291
1996	sub find_async {	2292	sub find_async {
1997	my ($path, $origin) = @_;	2293	my ($path, $origin, $load) = @_;
1998		2294
1999	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2000		2296
2001	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
2003	}	2299	}
2004		2300
2005	undef $MAP_PREFETCH{$path};	2301	$MAP_PREFETCH{$path} |= $load;
		2302
2006	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
		2304	$Coro::current->{desc} = "map prefetcher";
		2305
2007	while (%MAP_PREFETCH) {	2306	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2307	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2308	if (my $map = find $k) {
2010	$map->load;	2309	$map->load if $v;
2011	}	2310	}
2012		2311
2013	delete $MAP_PREFETCH{$path};	2312	delete $MAP_PREFETCH{$k};
2014	}	2313	}
2015	}	2314	}
2016	undef $MAP_PREFETCHER;	2315	undef $MAP_PREFETCHER;
2017	};	2316	};
2018	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2019		2318
2020	()	2319	()
2021	}	2320	}
2022		2321
		2322	# common code, used by both ->save and ->swapout
2023	sub save {	2323	sub _save {
2024	my ($self) = @_;	2324	my ($self) = @_;
2025
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;
2027		2325
2028	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2029		2327
2030	return unless $self->dirty;	2328	return unless $self->dirty;
2031		2329
…		…
2037	return if $self->{deny_save};	2335	return if $self->{deny_save};
2038		2336
2039	local $self->{last_access} = $self->last_access;#d#	2337	local $self->{last_access} = $self->last_access;#d#
2040		2338
2041	cf::async {	2339	cf::async {
		2340	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
2043	};	2342	};
		2343
		2344	cf::get_slot 0.02;
2044		2345
2045	if ($uniq) {	2346	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2349	} else {
2049	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2050	}	2351	}
2051	}	2352	}
2052		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2053	sub swap_out {	2362	sub swap_out {
2054	my ($self) = @_;	2363	my ($self) = @_;
2055		2364
2056	# save first because save cedes
2057	$self->save;
2058
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2061	return if $self->players;	2369	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;
2063	return if $self->{deny_save};
2064		2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
2065	$self->clear;	2380	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2381	}
2068		2382
2069	sub reset_at {	2383	sub reset_at {
2070	my ($self) = @_;	2384	my ($self) = @_;
2071		2385
…		…
2089		2403
2090	my $lock = cf::lock_acquire "map_data:$self->{path}";	2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
2091		2405
2092	return if $self->players;	2406	return if $self->players;
2093		2407
2094	warn "resetting map ", $self->path;	2408	cf::trace "resetting map ", $self->path, "\n";
2095		2409
2096	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
2097		2411
2098	# need to save uniques path	2412	# need to save uniques path
2099	unless ($self->{deny_save}) {	2413	unless ($self->{deny_save}) {
2100	my $uniq = $self->uniq_path; utf8::encode $uniq;	2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
2101		2415
…		…
2103	if $uniq;	2417	if $uniq;
2104	}	2418	}
2105		2419
2106	delete $cf::MAP{$self->path};	2420	delete $cf::MAP{$self->path};
2107		2421
		2422	$self->deactivate;
		2423	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2424	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2425
2112	$self->unlink_save;	2426	$self->unlink_save;
2113	$self->destroy;	2427	$self->destroy;
2114	}	2428	}
2115		2429
2116	my $nuke_counter = "aaaa";	2430	my $nuke_counter = "aaaa";
2117		2431
2118	sub nuke {	2432	sub nuke {
2119	my ($self) = @_;	2433	my ($self) = @_;
2120		2434
		2435	{
		2436	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2437
2121	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2122		2439
2123	$self->unlink_save;	2440	$self->unlink_save;
2124		2441
2125	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2126	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2447
2131	$cf::MAP{$self->path} = $self;	2448	$cf::MAP{$self->path} = $self;
		2449	}
2132		2450
2133	$self->reset; # polite request, might not happen	2451	$self->reset; # polite request, might not happen
2134	}	2452	}
2135		2453
2136	=item $maps = cf::map::tmp_maps	2454	=item $maps = cf::map::tmp_maps
…		…
2178		2496
2179	sub unique_maps() {	2497	sub unique_maps() {
2180	[	2498	[
2181	map {	2499	map {
2182	utf8::decode $_;	2500	utf8::decode $_;
2183	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2184	? normalise $_	2504	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2506	]
2188	}	2507	}
2189		2508
2190	package cf;	2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
2191		2540
2192	=back	2541	=back
2193		2542
2194	=head3 cf::object	2543	=head3 cf::object
2195		2544
…		…
2199		2548
2200	=over 4	2549	=over 4
2201		2550
2202	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2203		2552
2204	Returns the inventory of the object _and_ their inventories, recursively.	2553	Returns the inventory of the object I<and> their inventories, recursively,
		2554	but I<not> the object itself.
2205		2555
2206	=cut	2556	=cut
2207		2557
2208	sub inv_recursive_;	2558	sub inv_recursive_;
2209	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2212		2562
2213	sub inv_recursive {	2563	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2215	}	2565	}
2216		2566
		2567	=item $ref = $ob->ref
		2568
		2569	Creates and returns a persistent reference to an object that can be stored as a string.
		2570
		2571	=item $ob = cf::object::deref ($refstring)
		2572
		2573	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2574	even if the object actually exists. May block.
		2575
		2576	=cut
		2577
		2578	sub deref {
		2579	my ($ref) = @_;
		2580
		2581	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2582	my ($uuid, $name) = ($1, $2);
		2583	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2584	or return;
		2585	$pl->ob->uuid eq $uuid
		2586	or return;
		2587
		2588	$pl->ob
		2589	} else {
		2590	warn "$ref: cannot resolve object reference\n";
		2591	undef
		2592	}
		2593	}
		2594
2217	package cf;	2595	package cf;
2218		2596
2219	=back	2597	=back
2220		2598
2221	=head3 cf::object::player	2599	=head3 cf::object::player
…		…
2227	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2605	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2228	can be C<undef>. Does the right thing when the player is currently in a	2606	can be C<undef>. Does the right thing when the player is currently in a
2229	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2230		2608
2231	=cut	2609	=cut
		2610
		2611	our $SAY_CHANNEL = {
		2612	id => "say",
		2613	title => "Map",
		2614	reply => "say ",
		2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2616	};
		2617
		2618	our $CHAT_CHANNEL = {
		2619	id => "chat",
		2620	title => "Chat",
		2621	reply => "chat ",
		2622	tooltip => "Player chat and shouts, global to the server.",
		2623	};
2232		2624
2233	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2626	# with dialog boxes.
2235	#TODO: the first argument must go, split into a $npc->reply_to ( method	2627	#TODO: the first argument must go, split into a $npc->reply_to ( method
2236	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2642
2251	} else {	2643	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2646	}
2255	}	2647	}
2256	}	2648	}
2257		2649
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2283		2675
2284	=item $player_object->enter_link	2676	=item $player_object->enter_link
2285		2677
2286	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2287		2679
2288	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2289	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2290		2684
2291	Will never block.	2685	Will never block.
2292		2686
2293	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2294		2688
…		…
2314	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2315	my ($self) = @_;	2709	my ($self) = @_;
2316		2710
2317	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2318		2712
		2713	++$self->{_link_recursion};
		2714
2319	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2320		2716
2321	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2322	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2323		2719
2324	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2325	}	2721	}
2326		2722
2327	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2328	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2329		2725
…		…
2346	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2347	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2348		2744
2349	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2352		2748
2353	$map->load;	2749	$map->load;
2354	$map->load_diag;
2355		2750
2356	return unless $self->contr->active;	2751	return unless $self->contr->active;
2357	$self->activate_recursive;
2358		2752
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2361	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2362		2760
		2761	}
		2762
2363	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2364		2764
2365	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2366	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2367	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2368	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2369	be called at the end of this process.	2769	be called at the end of this process.
2370		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
		2773
2371	=cut	2774	=cut
2372		2775
2373	our $GOTOGEN;	2776	our $GOTOGEN;
2374		2777
2375	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2376	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
2377		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
		2786
2378	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2789
2381	$self->enter_link;	2790	$self->enter_link;
2382		2791
2383	(async {	2792	(async {
		2793	$Coro::current->{desc} = "player::goto $path $x $y";
		2794
		2795	# *tag paths override both path and x|y
		2796	if ($path =~ /^\*(.*)$/) {
		2797	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2798	my $ob = $obs[rand @obs];
		2799
		2800	# see if we actually can go there
		2801	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2802	$ob = $obs[rand @obs];
		2803	} else {
		2804	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2805	}
		2806	# else put us there anyways for now #d#
		2807
		2808	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2809	} else {
		2810	($path, $x, $y) = (undef, undef, undef);
		2811	}
		2812	}
		2813
2384	my $map = eval {	2814	my $map = eval {
2385	my $map = cf::map::find $path;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2386		2816
2387	if ($map) {	2817	if ($map) {
2388	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2390	} else {	2820	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2822	}
2393		2823
2394	$map	2824	$map
2395	};	2825	};
2396		2826
…		…
2402	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2403	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2404	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2405	}	2835	}
2406		2836
2407	$done->() if $done;	2837	$done->($self) if $done;
2408	})->prio (1);	2838	})->prio (1);
2409	}	2839	}
2410		2840
2411	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2412		2842
…		…
2432	}	2862	}
2433		2863
2434	sub prepare_random_map {	2864	sub prepare_random_map {
2435	my ($exit) = @_;	2865	my ($exit) = @_;
2436		2866
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2869	# that depends on the exit object
2442		2870
2443	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2873	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2450	}	2880	}
2451		2881
2452	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2453		2883
2454	my $data = cf::to_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2457		2887
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2890	undef $fh;
2461	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2462		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2465	}	2899	}
2466	}	2900	}
2467		2901
2468	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2470		2904
2471	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2472		2906
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2907	$self->enter_link;
2485		2908
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2909	(async {
2491	$self->deactivate_recursive; # just to be sure	2910	$Coro::current->{desc} = "enter_exit";
		2911
2492	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2916	my $x = $exit->stats->hp;
		2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
		2941
2493	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2494		2943
		2944	# if exit is damned, update players death & WoR home-position
		2945	$self->contr->savebed ($map, $x, $y)
		2946	if $exit->flag (cf::FLAG_DAMNED);
		2947
2495	1;	2948	1
2496	}) {	2949	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2498	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2499	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2501		2954
2502	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2503	$self->leave_link;	2956	$self->leave_link;
2504	}	2957	}
2505	})->prio (1);	2958	})->prio (1);
2506	}	2959	}
2507		2960
…		…
2519	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2520	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2521		2974
2522	utf8::encode $text;	2975	utf8::encode $text;
2523	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2524	}	3002	}
2525		3003
2526	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2527		3005
2528	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	3008	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	3009	the message unless the client supports the msg packet.
2532		3010
2533	=cut	3011	=cut
2534		3012
		3013	# non-persistent channels (usually the info channel)
		3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
		3021	"c/identify" => {
		3022	id => "infobox",
		3023	title => "Identify",
		3024	reply => undef,
		3025	tooltip => "Items recently identified",
		3026	},
		3027	"c/examine" => {
		3028	id => "infobox",
		3029	title => "Examine",
		3030	reply => undef,
		3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
		3038	},
		3039	"c/book" => {
		3040	id => "infobox",
		3041	title => "Book",
		3042	reply => undef,
		3043	tooltip => "The contents of a note or book",
		3044	},
		3045	"c/lookat" => {
		3046	id => "infobox",
		3047	title => "Look",
		3048	reply => undef,
		3049	tooltip => "What you saw there",
		3050	},
		3051	"c/who" => {
		3052	id => "infobox",
		3053	title => "Players",
		3054	reply => undef,
		3055	tooltip => "Shows players who are currently online",
		3056	},
		3057	"c/body" => {
		3058	id => "infobox",
		3059	title => "Body Parts",
		3060	reply => undef,
		3061	tooltip => "Shows which body parts you posess and are available",
		3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
		3099	"c/uptime" => {
		3100	id => "infobox",
		3101	title => "Uptime",
		3102	reply => undef,
		3103	tooltip => "How long the server has been running since last restart",
		3104	},
		3105	"c/mapinfo" => {
		3106	id => "infobox",
		3107	title => "Map Info",
		3108	reply => undef,
		3109	tooltip => "Information related to the maps",
		3110	},
		3111	"c/party" => {
		3112	id => "party",
		3113	title => "Party",
		3114	reply => "gsay ",
		3115	tooltip => "Messages and chat related to your party",
		3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
		3125	);
		3126
2535	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2537		3129
2538	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2539		3132
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		3134
		3135	# check predefined channels, for the benefit of C
		3136	if ($CHANNEL{$channel}) {
		3137	$channel = $CHANNEL{$channel};
		3138
		3139	$self->ext_msg (channel_info => $channel);
		3140	$channel = $channel->{id};
		3141
2542	if (ref $channel) {	3142	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	3146	$self->ext_msg (channel_info => $channel);
2547	}	3147	}
…		…
2549	$channel = $channel->{id};	3149	$channel = $channel->{id};
2550	}	3150	}
2551		3151
2552	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2553		3153
2554	if ($self->can_msg) {
2555	# default colour, mask it out	3154	# default colour, mask it out
2556	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2558		3157
2559	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2560	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2561	} else {	3161	);
2562	if ($color >= 0) {
2563	# replace some tags by gcfclient-compatible ones
2564	for ($msg) {
2565	1 while
2566	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2567	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2568	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2569	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2570	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2571	}
2572		3162
2573	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2574
2575	utf8::encode $msg;
2576
2577	if (0 && $msg =~ /\[/) {
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}
2585	}	3164	}
2586		3165
2587	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2588		3167
2589	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2591	=cut	3170	=cut
2592		3171
2593	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2595		3174
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	3175	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	3180	}
		3181	}
		3182
		3183	=item $client->ext_reply ($msgid, @msg)
		3184
		3185	Sends an ext reply to the client.
		3186
		3187	=cut
		3188
		3189	sub cf::client::ext_reply($$@) {
		3190	my ($self, $id, @msg) = @_;
		3191
		3192	return unless $self->extcmd == 2;
		3193
		3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2604	}	3195	}
2605		3196
2606	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2607		3198
2608	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2663	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2664		3255
2665	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2666		3257
2667	if (ref $msg) {	3258	if (ref $msg) {
2668	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2669	"ARRAY" eq ref $msg	3260
2670	? @$msg	3261	my @reply;
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		3262
2673	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	3265	}
		3266
		3267	$ns->ext_reply ($reply, @reply)
		3268	if $reply;
		3269
2679	} else {	3270	} else {
2680	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681	}	3272	}
2682		3273
2683	cf::override;	3274	cf::override;
2684	},	3275	},
2685	);	3276	);
…		…
2705		3296
2706	$coro	3297	$coro
2707	}	3298	}
2708		3299
2709	cf::client->attach (	3300	cf::client->attach (
2710	on_destroy => sub {	3301	on_client_destroy => sub {
2711	my ($ns) = @_;	3302	my ($ns) = @_;
2712		3303
2713	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2714	},	3305	},
2715	);	3306	);
…		…
2731	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
2732		3323
2733	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
2734		3325
2735	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
2736	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
2737	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
2738	sort time	3329	sort time
2739	));	3330	));
2740		3331
2741	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
2743	=pod	3334	=pod
2744		3335
2745	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
2746		3337
2747	cf::object	3338	cf::object
2748	contr pay_amount pay_player map x y force_find force_add	3339	contr pay_amount pay_player map x y force_find force_add destroy
2749	insert remove	3340	insert remove name archname title slaying race decrease split
		3341	value
2750		3342
2751	cf::object::player	3343	cf::object::player
2752	player	3344	player
2753		3345
2754	cf::player	3346	cf::player
…		…
2759		3351
2760	=cut	3352	=cut
2761		3353
2762	for (	3354	for (
2763	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764	insert remove inv)],	3356	insert remove inv nrof name archname title slaying race
		3357	decrease split destroy change_exp value msg lore send_msg)],
2765	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
2767	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
2768	) {	3361	) {
2769	no strict 'refs';
2770	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
2771	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2772	for @funs;	3364	for @funs;
2773	}	3365	}
2774		3366
…		…
2789		3381
2790	my $qcode = $code;	3382	my $qcode = $code;
2791	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2792	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
2793		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
2794	local $_;	3389	local $_;
2795	local @safe::cf::_safe_eval_args = values %vars;
2796		3390
2797	my $eval =	3391	my $eval =
2798	"do {\n"	3392	"do {\n"
2799	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2800	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
2801	. $code	3395	. $code
2802	. "\n}"	3396	. "\n}"
2803	;	3397	;
2804		3398
		3399	if ($CFG{safe_eval}) {
2805	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
2806	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2807	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
2808		3408
2809	if ($@) {	3409	if ($@) {
2810	warn "$@";	3410	warn "$@",
2811	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
2812	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
2813	}	3413	}
2814		3414
2815	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
2816	}	3416	}
2817		3417
…		…
2831	=cut	3431	=cut
2832		3432
2833	sub register_script_function {	3433	sub register_script_function {
2834	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
2835		3435
2836	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
2837	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
2838	}	3438	}
2839		3439
2840	=back	3440	=back
2841		3441
2842	=cut	3442	=cut
…		…
2845	# the server's init and main functions	3445	# the server's init and main functions
2846		3446
2847	sub load_facedata($) {	3447	sub load_facedata($) {
2848	my ($path) = @_;	3448	my ($path) = @_;
2849		3449
		3450	# HACK to clear player env face cache, we need some signal framework
		3451	# for this (global event?)
		3452	%ext::player_env::MUSIC_FACE_CACHE = ();
		3453
		3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3455
2850	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
2851		3457
2852	my $facedata;	3458	my $facedata = decode_storable load_file $path;
2853	0 < aio_load $path, $facedata
2854	or die "$path: $!";
2855
2856	$facedata = Coro::Storable::thaw $facedata;
2857		3459
2858	$facedata->{version} == 2	3460	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		3462
		3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3465	$facedata->{resource}{"res/exp_table"} = {
		3466	type => FT_RSRC,
		3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
		3469	};
		3470	cf::cede_to_tick;
		3471
2861	{	3472	{
2862	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
2863		3474
2864	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3477
2866	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2870		3483
2871	cf::cede_to_tick;	3484	cf::cede_to_tick;
2872	}	3485	}
2873		3486
2874	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3488	next unless $info->{smooth};
		3489
2876	my $idx = cf::face::find $face	3490	my $idx = cf::face::find $face
2877	or next;	3491	or next;
		3492
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3496	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
2883	}	3498	}
2884		3499
2885	cf::cede_to_tick;	3500	cf::cede_to_tick;
2886	}	3501	}
2887	}	3502	}
…		…
2896		3511
2897	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
2898	}	3513	}
2899		3514
2900	{	3515	{
2901	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3517
2908	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3519	if (defined (my $type = $info->{type})) {
2910	name => $name,	3520	# TODO: different hash - must free and use new index, or cache ixface data queue
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2915		3522
2916	if ($info->{type} & 1) {
2917	# prepend meta info
2918
2919	my $data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2921
2922	cf::face::set_data $idx, 0, $data, $chk;	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3524	cf::face::set_type $idx, $type;
		3525	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # any keys left are stashed into meta unless prepended
2923	} else {	3526	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3527	# $RESOURCE{$name} = $info; # unused
2925	}	3528	}
2926		3529
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3530	cf::cede_to_tick;
2930	}	3531	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3532	}
		3533
		3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3535
2951	1	3536	1
2952	}	3537	}
2953		3538
2954	register_exticmd fx_want => sub {	3539	register_exticmd fx_want => sub {
…		…
2957	while (my ($k, $v) = each %$want) {	3542	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3543	$ns->fx_want ($k, $v);
2959	}	3544	}
2960	};	3545	};
2961		3546
		3547	sub load_resource_file($) {
		3548	my $guard = lock_acquire "load_resource_file";
		3549
		3550	my $status = load_resource_file_ $_[0];
		3551	get_slot 0.1, 100;
		3552	cf::arch::commit_load;
		3553
		3554	$status
		3555	}
		3556
2962	sub reload_regions {	3557	sub reload_regions {
		3558	# HACK to clear player env face cache, we need some signal framework
		3559	# for this (global event?)
		3560	%ext::player_env::MUSIC_FACE_CACHE = ();
		3561
2963	load_resource_file "$MAPDIR/regions"	3562	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3563	or die "unable to load regions file\n";
2965		3564
2966	for (cf::region::list) {	3565	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3566	$_->{match} = qr/$_->{match}/
…		…
2975	}	3574	}
2976		3575
2977	sub reload_archetypes {	3576	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3577	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3578	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references
2981	# this really needs to be done in an extra post-pass
2982	# (which needs to be synchronous, so solve it differently)
2983	load_resource_file "$DATADIR/archetypes"
2984	or die "unable to load archetypes\n";
2985	}	3579	}
2986		3580
2987	sub reload_treasures {	3581	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
2990	}	3584	}
2991		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
2992	sub reload_resources {	3606	sub reload_resources {
2993	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
2994		3608
		3609	reload_exp_table;
		3610	reload_materials;
		3611	reload_facedata;
		3612	reload_sound;
		3613	reload_archetypes;
2995	reload_regions;	3614	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3615	reload_treasures;
3000		3616
3001	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
3002	}	3618	}
3003		3619
3004	sub init {	3620	sub reload_config {
3005	reload_resources;	3621	trace "reloading config file...\n";
3006	}
3007		3622
3008	sub cfg_load {	3623	my $config = load_file "$CONFDIR/config";
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3624	utf8::decode $config;
3010	or return;	3625	*CFG = decode_yaml $config;
3011		3626
3012	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;
3014
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3016		3628
3017	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3018	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3019		3631
3020	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
3024	};	3636	};
3025	warn $@ if $@;	3637	warn $@ if $@;
3026	}	3638	}
3027	}	3639	}
3028		3640
		3641	sub pidfile() {
		3642	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3643	or die "$PIDFILE: $!";
		3644	flock $fh, &Fcntl::LOCK_EX
		3645	or die "$PIDFILE: flock: $!";
		3646	$fh
		3647	}
		3648
		3649	# make sure only one server instance is running at any one time
		3650	sub atomic {
		3651	my $fh = pidfile;
		3652
		3653	my $pid = <$fh>;
		3654	kill 9, $pid if $pid > 0;
		3655
		3656	seek $fh, 0, 0;
		3657	print $fh $$;
		3658	}
		3659
		3660	sub main_loop {
		3661	trace "EV::loop starting\n";
		3662	if (1) {
		3663	EV::loop;
		3664	}
		3665	trace "EV::loop returned\n";
		3666	goto &main_loop unless $REALLY_UNLOOP;
		3667	}
		3668
3029	sub main {	3669	sub main {
		3670	cf::init_globals; # initialise logging
		3671
		3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3676
		3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3678
3030	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
3032	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3681	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033	(async {	3682	(async {
3034	Event::one_event;	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3684	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
3036	};	3686	};
3037		3687
3038	cfg_load;	3688	evthread_start IO::AIO::poll_fileno;
		3689
		3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
		3697	cf::load_settings;
		3698
		3699	reload_resources;
		3700	reload_config;
3039	db_init;	3701	db_init;
		3702
		3703	cf::init_uuid;
		3704	cf::init_signals;
		3705	cf::init_skills;
		3706
		3707	cf::init_beforeplay;
		3708
		3709	atomic;
		3710
3040	load_extensions;	3711	load_extensions;
3041		3712
3042	$TICK_WATCHER->start;	3713	utime time, time, $RUNTIMEFILE;
3043	Event::loop;	3714
		3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
		3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3718
		3719	cf::_post_init 0;
		3720	};
		3721
		3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
		3729	goto &main_loop;
3044	}	3730	}
3045		3731
3046	#############################################################################	3732	#############################################################################
3047	# initialisation and cleanup	3733	# initialisation and cleanup
3048		3734
3049	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
3050	BEGIN {	3736	BEGIN {
		3737	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
3059	},
3060	);	3741	};
3061	}	3742	}
3062	}	3743	}
3063		3744
3064	sub write_runtime {	3745	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";	3746	my $t0 = AE::time;
3066		3747
3067	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
3069		3750
3070	IO::AIO::aio_utime $runtime, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071		3752
3072	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
3073		3754
3074	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3075	or return;	3756	or return;
3076		3757
3077	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
3078	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
3079	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
3089	aio_utime $fh, undef, undef;	3770	aio_utime $fh, undef, undef;
3090		3771
3091	close $fh	3772	close $fh
3092	or return;	3773	or return;
3093		3774
3094	aio_rename "$runtime~", $runtime	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095	and return;	3776	and return;
3096		3777
3097	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3098		3779
3099	1	3780	1
		3781	}
		3782
		3783	our $uuid_lock;
		3784	our $uuid_skip;
		3785
		3786	sub write_uuid_sync($) {
		3787	$uuid_skip ||= $_[0];
		3788
		3789	return if $uuid_lock;
		3790	local $uuid_lock = 1;
		3791
		3792	my $uuid = "$LOCALDIR/uuid";
		3793
		3794	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3795	or return;
		3796
		3797	my $value = uuid_seq uuid_cur;
		3798
		3799	unless ($value) {
		3800	info "cowardly refusing to write zero uuid value!\n";
		3801	return;
		3802	}
		3803
		3804	my $value = uuid_str $value + $uuid_skip;
		3805	$uuid_skip = 0;
		3806
		3807	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3808	and return;
		3809
		3810	# always fsync - this file is important
		3811	aio_fsync $fh
		3812	and return;
		3813
		3814	close $fh
		3815	or return;
		3816
		3817	aio_rename "$uuid~", $uuid
		3818	and return;
		3819
		3820	trace "uuid file written ($value).\n";
		3821
		3822	1
		3823
		3824	}
		3825
		3826	sub write_uuid($$) {
		3827	my ($skip, $sync) = @_;
		3828
		3829	$sync ? write_uuid_sync $skip
		3830	: async { write_uuid_sync $skip };
3100	}	3831	}
3101		3832
3102	sub emergency_save() {	3833	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
3104		3835
3105	warn "enter emergency perl save\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
3106		3842
3107	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
3108	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
3109	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
3110	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
3112	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3852	$pl->valid or next;
		3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3854	$pl->save;
3116	}	3855	}
3117	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
3118		3857
3119	warn "begin emergency map save\n";	3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
		3860	info "emergency_perl_save: begin map save\n";
3120	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
3121	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
3122	$map->valid or next;	3863	$map->valid or next;
3123	$map->save;	3864	$map->save;
3124	}	3865	}
3125	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
3126		3867
3127	warn "begin emergency database checkpoint\n";	3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
		3870	info "emergency_perl_save: begin database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
3129	warn "end emergency database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
		3873
		3874	info "emergency_perl_save: begin write uuid\n";
		3875	write_uuid_sync 1;
		3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
3130	};	3896	};
3131		3897
3132	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
3133	}	3899	}
3134		3900
3135	sub post_cleanup {	3901	sub post_cleanup {
3136	my ($make_core) = @_;	3902	my ($make_core) = @_;
3137		3903
		3904	IO::AIO::flush;
		3905
3138	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3139	if $make_core;	3907	if $make_core;
		3908
		3909	my $fh = pidfile;
		3910	unlink $PIDFILE if <$fh> == $$;
		3911	}
		3912
		3913	# a safer delete_package, copied from Symbol
		3914	sub clear_package($) {
		3915	my $pkg = shift;
		3916
		3917	# expand to full symbol table name if needed
		3918	unless ($pkg =~ /^main::.*::$/) {
		3919	$pkg = "main$pkg" if $pkg =~ /^::/;
		3920	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3921	$pkg .= '::' unless $pkg =~ /::$/;
		3922	}
		3923
		3924	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3925	my $stem_symtab = *{$stem}{HASH};
		3926
		3927	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3928	or return;
		3929
		3930	# clear all symbols
		3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3932	for my $name (keys %$leaf_symtab) {
		3933	_gv_clear *{"$pkg$name"};
		3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3935	}
3140	}	3936	}
3141		3937
3142	sub do_reload_perl() {	3938	sub do_reload_perl() {
3143	# can/must only be called in main	3939	# can/must only be called in main
3144	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3145	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3146	return;	3942	return;
3147	}	3943	}
3148		3944
3149	warn "reloading...";	3945	return if $RELOAD++;
3150		3946
3151	warn "entering sync_job";	3947	my $t1 = AE::time;
3152		3948
		3949	while ($RELOAD) {
		3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
		3952
		3953	trace "perl_reload: entering sync_job";
		3954
3153	cf::sync_job {	3955	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark
3155	cf::emergency_save;	3956	#cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark
3157		3957
3158	warn "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;
3160
3161	# if anything goes wrong in here, we should simply crash as we already saved
3162
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167
3168	warn "flushing outstanding aio requests";
3169	for (;;) {
3170	BDB::flush;
3171	IO::AIO::flush;
3172	Coro::cede;
3173	last unless IO::AIO::nreqs || BDB::nreqs;
3174	warn "iterate...";
3175	}
3176
3177	++$RELOAD;
3178
3179	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3180	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3181	%EXT_CORO = ();	3960	%EXT_CORO = ();
3182		3961
3183	warn "removing commands";	3962	trace "perl_reload: removing commands";
3184	%COMMAND = ();	3963	%COMMAND = ();
3185		3964
3186	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3187	%EXTCMD = ();	3966	%EXTCMD = ();
3188	%EXTICMD = ();	3967	%EXTICMD = ();
3189		3968
3190	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3191	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3192	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3193		3972
3194	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3195	eval {	3974	eval {
3196	$cb->($pkg);	3975	$cb->($pkg);
3197	1	3976	1
3198	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
		3978	}
		3979
		3980	trace "... clearing $pkg";
		3981	clear_package $pkg;
3199	}	3982	}
3200		3983
3201	warn "... nuking $pkg";
3202	Symbol::delete_package $pkg;
3203	}
3204
3205	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3206	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3207	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208		3987
3209	warn "... unloading $k";	3988	trace "... unloading $k";
3210	delete $INC{$k};	3989	delete $INC{$k};
3211		3990
3212	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3213	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3214		3993
3215	if (my $cb = $k->can ("unload_module")) {	3994	if (my $cb = $k->can ("unload_module")) {
3216	$cb->();	3995	$cb->();
		3996	}
		3997
		3998	clear_package $k;
3217	}	3999	}
3218		4000
3219	Symbol::delete_package $k;
3220	}
3221
3222	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3223	Symbol::delete_package "safe::$_"	4002	clear_package "safe::$_"
3224	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3225		4004
3226	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3227	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3228	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3229		4008
3230	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3231	# and global variables created in xs	4010	# and global variables created in xs
3232	#Symbol::delete_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3233		4012
3234	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3235		4014
3236	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3237	require cf;	4016	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3239		4018
3240	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3241	cf::cfg_load;	4020	cf::reload_config;
3242		4021
3243	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3244	cf::load_extensions;	4023	cf::load_extensions;
3245		4024
		4025	if ($REATTACH_ON_RELOAD) {
3246	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3247	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3248	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3249	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3250	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3251	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3252		4033
3253	warn "leaving sync_job";	4034	cf::_post_init 1;
3254		4035
		4036	trace "perl_reload: leaving sync_job";
		4037
3255	1	4038	1
3256	} or do {	4039	} or do {
3257	warn $@;	4040	error $@;
3258	warn "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3259	exit 1;	4042	};
		4043
		4044	--$RELOAD;
3260	};	4045	}
3261		4046
3262	warn "reloaded";	4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3263	};	4049	};
3264		4050
3265	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3266		4052
3267	sub reload_perl() {	4053	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3270		4056
3271	$RELOAD_WATCHER ||= Event->timer (	4057	$RELOAD_WATCHER ||= cf::async {
3272	reentrant => 0,	4058	Coro::AIO::aio_wait cache_extensions;
3273	after => 0,	4059
3274	data => WF_AUTOCANCEL,	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3275	cb => sub {
3276	do_reload_perl;	4061	do_reload_perl;
3277	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
3278	},	4063	};
3279	);	4064	};
3280	}	4065	}
3281		4066
3282	register_command "reload" => sub {	4067	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
3284		4069
3285	if ($who->flag (FLAG_WIZ)) {	4070	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	4071	$who->message ("reloading server.");
		4072	async {
		4073	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	4074	reload_perl;
		4075	};
3288	}	4076	}
3289	};	4077	};
3290		4078
3291	unshift @INC, $LIBDIR;	4079	#############################################################################
3292		4080
3293	my $bug_warning = 0;	4081	my $bug_warning = 0;
3294		4082
3295	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;
3297
3298	sub wait_for_tick {	4083	sub wait_for_tick() {
3299	return unless $TICK_WATCHER->is_active;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3300	return if $Coro::current == $Coro::main;
3301		4085
3302	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3303	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;
3305	}	4087	}
3306		4088
3307	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3308	return unless $TICK_WATCHER->is_active;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3309	return if $Coro::current == $Coro::main;
3310		4091
3311	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	4094	$signal->wait;
3314	}	4095	}
3315		4096
3316	my $min = 1e6;#d#	4097	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	4098	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3328	return;	4101	return;
3329	}	4102	}
3330		4103
3331	$NOW = $tick_start = Event::time;	4104	cf::one_tick; # one server iteration
3332		4105
3333	cf::server_tick; # one server iteration	4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3334		4107
3335	0 && sync_job {#d#	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	4110	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4111	$Coro::current->{desc} = "runtime saver";
3339	or die;	4112	write_runtime_sync
3340		4113	or error "ERROR: unable to write runtime file: $!";
3341	$map->width (50);
3342	$map->height (50);
3343	$map->alloc;
3344	$map->_load_objects ("/tmp/x.map", 1);
3345	my $t = Event::time - $t;
3346
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	4114	};
		4115	}
3357		4116
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	4118	$sig->send;
3374	}	4119	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3376	$sig->send;
3377	}
3378		4121
3379	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		4124
3390	_post_tick;	4125	if (0) {
3391		4126	if ($NEXT_TICK) {
3392		4127	my $jitter = $TICK_START - $NEXT_TICK;
		4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4129	debug "jitter $JITTER\n";#d#
		4130	}
3393	},	4131	}
3394	);	4132	}
3395		4133
3396	{	4134	{
3397	BDB::max_poll_time $TICK * 0.1;	4135	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	4136
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3407		4138	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		4140
3423	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3424	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
		4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425		4148
3426	cf::sync_job {	4149	cf::sync_job {
3427	eval {	4150	eval {
3428	BDB::db_env_open	4151	BDB::db_env_open
3429	$DB_ENV,	4152	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4154	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4155	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	4156	0666;
3434		4157
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4158	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438	$DB_ENV->set_lk_detect;
3439	};	4159	};
3440		4160
3441	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	4162	};
3443	}	4163	}
		4164
		4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4167	};
		4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4170	};
		4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4173	};
3444	}	4174	}
3445		4175
3446	{	4176	{
		4177	# configure IO::AIO
		4178
3447	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	4182	}
3460		4183
3461	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3462		4186
3463	sub _log_backtrace {	4187	sub _log_backtrace {
3464	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3465		4189
3466	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3467		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3468	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3470	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3471	async {	4200	async {
		4201	$Coro::current->{desc} = "abt $msg";
		4202
3472	my @bt = fork_call {	4203	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476	or die "addr2line: $!";	4207	or die "addr2line: $!";
…		…
3484	}	4215	}
3485		4216
3486	@funcs	4217	@funcs
3487	};	4218	};
3488		4219
3489	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3491	--$_log_backtrace;	4223	--$_log_backtrace;
3492	};	4224	};
3493	} else {	4225	} else {
3494	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3495	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3496	}	4228	}
3497	}	4229	}
3498		4230
3499	# load additional modules	4231	# load additional modules
3500	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3501		4234
3502	END { cf::emergency_save }	4235	END { cf::emergency_save }
3503		4236
3504	1	4237	1
3505		4238

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