ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.572 by root, Sun May 8 11:44:43 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 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
…		…
1186	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1467	"ARRAY" eq ref $msg
1188	? @$msg	1468	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1469	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1470
		1471	my @reply;
		1472
1191	if (my $cb = $EXTCMD{$type}) {	1473	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1474	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1475	}
		1476
		1477	$pl->ext_reply ($reply, @reply)
		1478	if $reply;
		1479
1197	} else {	1480	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1482	}
1200		1483
1201	cf::override;	1484	cf::override;
1202	},	1485	},
1203	);	1486	);
1204		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1205	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1206	cf::sync_job {	1504	cf::sync_job {
1207	my %todo;	1505	my %todo;
1208		1506
1209	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1508	next unless -r $path;
…		…
1228		1526
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1529
1232	$ext{source} =	1530	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1235	. $source	1533	. $source
1236	. "\n};\n1";	1534	. "\n};\n1";
1237		1535
1238	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1239	}	1537	}
1240		1538
		1539	my $pass = 0;
1241	my %done;	1540	my %done;
1242	while (%todo) {	1541	while (%todo) {
1243	my $progress;	1542	my $progress;
1244		1543
		1544	++$pass;
		1545
		1546	ext:
1245	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1549	next ext
1248	unless exists $done{$_};	1550	unless exists $done{$_};
1249	}	1551	}
1250		1552
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1554
1253	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1258	warn $msg;	1562
1259	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1564	delete $todo{$k};
1261	}	1565	} else {
1262		1566	$done{$k} = delete $todo{$k};
1263	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1264	}	1572	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1573	}
1270		1574
1271	skip:	1575	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1274	}	1585	}
1275	};	1586	};
1276	}	1587	}
1277		1588
1278	#############################################################################	1589	#############################################################################
1279		1590
1280	=back	1591	=back
1281		1592
1282	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1283		1594
1284	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1285		1596
1286	=cut	1597	=cut
1287		1598
1288	package cf::player;	1599	package cf::player;
1289		1600
1290	use Coro::AIO;	1601	use Coro::AIO;
1291		1602
1292	=head3 cf::player	1603	=head3 cf::player
1293		1604
1294	=over 4	1605	=over 4
		1606
		1607	=item cf::player::num_playing
		1608
		1609	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1610
		1611	=cut
		1612
		1613	sub num_playing {
		1614	scalar grep
		1615	$_->ob->map
		1616	&& !$_->hidden
		1617	&& !$_->ob->flag (cf::FLAG_WIZ),
		1618	cf::player::list
		1619	}
1295		1620
1296	=item cf::player::find $login	1621	=item cf::player::find $login
1297		1622
1298	Returns the given player object, loading it if necessary (might block).	1623	Returns the given player object, loading it if necessary (might block).
1299		1624
…		…
1318		1643
1319	sub exists($) {	1644	sub exists($) {
1320	my ($login) = @_;	1645	my ($login) = @_;
1321		1646
1322	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1324	}	1649	}
1325		1650
1326	sub find($) {	1651	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1653	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1660	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1661	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1662	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1664
1340	my $pl = load_pl path $login	1665	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1666	or return;
		1667
		1668	my $pl = cf::player::load_pl $f
		1669	or return;
		1670
		1671	local $cf::PLAYER_LOADING{$login} = $pl;
		1672	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1343	}	1674	}
1344	}	1675	}
1345	}	1676	}
		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
1346		1690
1347	sub save($) {	1691	sub save($) {
1348	my ($pl) = @_;	1692	my ($pl) = @_;
1349		1693
1350	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1356		1700
1357	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1359		1703
		1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1708
1360	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1361	Coro::cede;	1710	cf::cede_to_tick;
1362	}	1711	}
1363		1712
1364	sub new($) {	1713	sub new($) {
1365	my ($login) = @_;	1714	my ($login) = @_;
1366		1715
…		…
1395	my ($pl) = @_;	1744	my ($pl) = @_;
1396		1745
1397	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1398		1747
1399	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1400	$pl->password ("*"); # this should lock out the player until we nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1401		1750
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1403	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1405	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1406		1759
1407	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1409	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1444	or return [];	1797	or return [];
1445		1798
1446	my @logins;	1799	my @logins;
1447		1800
1448	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
		1802	my $path = path $login;
		1803
		1804	# a .pst is a dead give-away for a valid player
		1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1810	}
1452		1811
1453	utf8::decode $login;	1812	utf8::decode $login;
1454	push @logins, $login;	1813	push @logins, $login;
1455	}	1814	}
1456		1815
1457	\@logins	1816	\@logins
1458	}	1817	}
1459		1818
1460	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1461		1822
1462	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1463	player. May block.	1824	player. May block.
1464		1825
1465	=cut	1826	=cut
…		…
1483	}	1844	}
1484		1845
1485	\@paths	1846	\@paths
1486	}	1847	}
1487		1848
1488	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489		1850
1490	Expand crossfire pod fragments into protocol xml.	1851	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		1852
1538	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1539		1854
1540	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1541		1856
1542	=cut	1857	=cut
1543		1858
1544	sub ext_reply($$@) {	1859	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1860	my ($self, $id, @msg) = @_;
1546		1861
1547	if ($self->ns->extcmd == 2) {	1862	$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	}	1863	}
1555		1864
1556	=item $player->ext_msg ($type, @msg)	1865	=item $player->ext_msg ($type, @msg)
1557		1866
1558	Sends an ext event to the client.	1867	Sends an ext event to the client.
…		…
1579		1888
1580	=cut	1889	=cut
1581		1890
1582	sub find_by_path($) {	1891	sub find_by_path($) {
1583	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1584		1895
1585	my ($match, $specificity);	1896	my ($match, $specificity);
1586		1897
1587	for my $region (list) {	1898	for my $region (list) {
1588	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1614	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1616		1927
1617	sub generate_random_map {	1928	sub generate_random_map {
1618	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1619	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1620	$self->_create_random_map (	1933	$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	}	1934	}
1634		1935
1635	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1636		1937
1637	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1642		1943
1643	sub register {	1944	sub register {
1644	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1645	my $pkg = caller;	1946	my $pkg = caller;
1646		1947
1647	no strict;
1648	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1649		1949
1650	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1651	}	1951	}
1652		1952
1653	# also paths starting with '/'	1953	# also paths starting with '/'
1654	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1655		1955
1656	sub thawer_merge {	1956	sub thawer_merge {
1657	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1658		1958
1659	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1664	}	1964	}
1665		1965
1666	sub normalise {	1966	sub normalise {
1667	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1668		1968
1669	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1670		1970
1671	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1672		1972
1673	# map plan:	1973	# map plan:
1674	#	1974	#
…		…
1689	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1690	$path = "$base/$path";	1990	$path = "$base/$path";
1691	}	1991	}
1692		1992
1693	for ($path) {	1993	for ($path) {
1694	redo if s{//}{/};
1695	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1696	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1697	}	1996	}
1698		1997
1699	$path	1998	$path
…		…
1713	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1714	return $self;	2013	return $self;
1715	}	2014	}
1716	}	2015	}
1717		2016
1718	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1719	()	2018	()
1720	}	2019	}
1721		2020
		2021	# may re-bless or do other evil things
1722	sub init {	2022	sub init {
1723	my ($self) = @_;	2023	my ($self) = @_;
1724		2024
1725	$self	2025	$self
1726	}	2026	}
…		…
1745		2045
1746	# the temporary/swap location	2046	# the temporary/swap location
1747	sub save_path {	2047	sub save_path {
1748	my ($self) = @_;	2048	my ($self) = @_;
1749		2049
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1752	}	2052	}
1753		2053
1754	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1755	sub uniq_path {	2055	sub uniq_path {
1756	my ($self) = @_;	2056	my ($self) = @_;
1757		2057
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	2059	"$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	}	2060	}
1770		2061
1771	sub decay_objects {	2062	sub decay_objects {
1772	my ($self) = @_;	2063	my ($self) = @_;
1773		2064
…		…
1786		2077
1787	sub load_header_from($) {	2078	sub load_header_from($) {
1788	my ($self, $path) = @_;	2079	my ($self, $path) = @_;
1789		2080
1790	utf8::encode $path;	2081	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	2082	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	or return;	2083	or return;
1796		2084
		2085	$self->_load_header ($f)
		2086	or return;
		2087
		2088	local $MAP_LOADING{$self->{path}} = $self;
		2089	$f->resolve_delayed_derefs;
		2090
1797	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1798		2092
1799	1	2093	1
1800	}	2094	}
1801		2095
		2096	# used to laod the header of an original map
1802	sub load_header_orig {	2097	sub load_header_orig {
1803	my ($self) = @_;	2098	my ($self) = @_;
1804		2099
1805	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1806	}	2101	}
1807		2102
		2103	# used to laod the header of an instantiated map
1808	sub load_header_temp {	2104	sub load_header_temp {
1809	my ($self) = @_;	2105	my ($self) = @_;
1810		2106
1811	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1812	}	2108	}
1813		2109
		2110	# called after loading the header from an instantiated map
1814	sub prepare_temp {	2111	sub prepare_temp {
1815	my ($self) = @_;	2112	my ($self) = @_;
1816		2113
1817	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1818	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1819	# safety	2116	# safety
1820	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1821	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1822	}	2119	}
1823		2120
		2121	# called after loading the header from an original map
1824	sub prepare_orig {	2122	sub prepare_orig {
1825	my ($self) = @_;	2123	my ($self) = @_;
1826		2124
1827	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1828	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1852		2150
1853	sub find;	2151	sub find;
1854	sub find {	2152	sub find {
1855	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1856		2154
		2155	cf::cede_to_tick;
		2156
1857	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1858		2158
		2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1860		2161
1861	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1862	my $guard = cf::lock_acquire "map_find:$path";
1863	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1864	or return;	2164	or return;
1865		2165
1866	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1867		2167
…		…
1869	or return;	2169	or return;
1870		2170
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
		2175	undef $guard1;
1874	$map->reset;	2176	$map->reset;
1875	undef $guard;
1876	return find $path;	2177	return find $path;
1877	}	2178	}
1878		2179
1879	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1880	}	2181	}
1881	}	2182	}
1882		2183
1883	sub pre_load { }	2184	sub pre_load { }
1884	sub post_load { }	2185	#sub post_load { } # XS
1885		2186
1886	sub load {	2187	sub load {
1887	my ($self) = @_;	2188	my ($self) = @_;
1888		2189
1889	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
1890		2191
1891	my $path = $self->{path};	2192	my $path = $self->{path};
1892		2193
1893	{	2194	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1895		2196
		2197	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1897
1898	$self->in_memory (cf::MAP_LOADING);
1899		2199
1900	$self->alloc;	2200	$self->alloc;
1901		2201
1902	$self->pre_load;	2202	$self->pre_load;
1903	Coro::cede;	2203	cf::cede_to_tick;
1904		2204
1905	$self->_load_objects ($self->{load_path}, 1)	2205	if (exists $self->{load_path}) {
		2206	my $f = new_from_file cf::object::thawer $self->{load_path};
		2207	$f->skip_block;
		2208	$self->_load_objects ($f)
1906	or return;	2209	or return;
1907		2210
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1909	if delete $self->{load_original};	2212	if delete $self->{load_original};
1910		2213
1911	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2215	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2216	unless (aio_stat $uniq) {
		2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2218	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2219	$self->_load_objects ($f);
		2220	$f->resolve_delayed_derefs;
		2221	}
		2222	}
1916	}	2223	}
1917	}
1918		2224
1919	Coro::cede;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
		2232
		2233	cf::cede_to_tick;
1920	# now do the right thing for maps	2234	# now do the right thing for maps
1921	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2237	unless $self->difficulty;
1924	Coro::cede;	2238	cf::cede_to_tick;
1925		2239
1926	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2241	$self->decay_objects;
1928	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1929	$self->update_buttons;	2243	$self->update_buttons;
1930	Coro::cede;	2244	$self->post_load_physics;
1931	$self->set_darkness_map;	2245	cf::cede_to_tick;
1932	Coro::cede;	2246	#$self->activate; # no longer activate maps automatically
1933	$self->activate;
1934	}	2247	}
1935		2248
1936	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
1938
1939	$self->in_memory (cf::MAP_IN_MEMORY);
1940	}	2251	}
1941		2252
1942	$self->post_load;	2253	$self->post_load;
1943	}
1944		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
1945	sub customise_for {	2261	sub customise_for {
1946	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
1947		2263
1948	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
1949	if $self->per_player;	2265	if $self->per_player;
…		…
1953		2269
1954	$self	2270	$self
1955	}	2271	}
1956		2272
1957	# find and load all maps in the 3x3 area around a map	2273	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {	2274	sub load_neighbours {
1959	my ($map) = @_;	2275	my ($map) = @_;
1960		2276
1961	my @diag; # diagonal neighbours	2277	my @neigh; # diagonal neighbours
1962		2278
1963	for (0 .. 3) {	2279	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)	2280	my $neigh = $map->tile_path ($_)
1965	or next;	2281	or next;
1966	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
1967	or next;	2283	or next;
1968	$neigh->load;	2284	$neigh->load;
1969		2285
		2286	# now find the diagonal neighbours
		2287	push @neigh,
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}	2290	}
1973		2291
1974	for (@diag) {	2292	for (grep defined $_->[0], @neigh) {
		2293	my ($path, $origin) = @$_;
1975	my $neigh = find @$_	2294	my $neigh = find $path, $origin
1976	or next;	2295	or next;
1977	$neigh->load;	2296	$neigh->load;
1978	}	2297	}
1979	}	2298	}
1980		2299
1981	sub find_sync {	2300	sub find_sync {
1982	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
1983		2302
1984	cf::sync_job { find $path, $origin }	2303	# it's a bug to call this from the main context
		2304	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2305	if $Coro::current == $Coro::main;
		2306
		2307	find $path, $origin
1985	}	2308	}
1986		2309
1987	sub do_load_sync {	2310	sub do_load_sync {
1988	my ($map) = @_;	2311	my ($map) = @_;
1989		2312
1990	cf::sync_job { $map->load };	2313	# it's a bug to call this from the main context
		2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2315	if $Coro::current == $Coro::main;
		2316
		2317	$map->load;
1991	}	2318	}
1992		2319
1993	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
1995		2322
1996	sub find_async {	2323	sub find_async {
1997	my ($path, $origin) = @_;	2324	my ($path, $origin, $load) = @_;
1998		2325
1999	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2000		2327
		2328	print "find async $path (from $origin)\n";#d#
		2329
2001	if (my $map = $cf::MAP{$path}) {	2330	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2331	return $map if !$load || $map->linkable;
2003	}	2332	}
2004		2333
2005	undef $MAP_PREFETCH{$path};	2334	$MAP_PREFETCH{$path} |= $load;
		2335
2006	$MAP_PREFETCHER ||= cf::async {	2336	$MAP_PREFETCHER ||= cf::async {
		2337	$Coro::current->{desc} = "map prefetcher";
		2338
2007	while (%MAP_PREFETCH) {	2339	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2340	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2341	if (my $map = find $k) {
2010	$map->load;	2342	$map->load if $v;
2011	}	2343	}
2012		2344
2013	delete $MAP_PREFETCH{$path};	2345	delete $MAP_PREFETCH{$k};
2014	}	2346	}
2015	}	2347	}
2016	undef $MAP_PREFETCHER;	2348	undef $MAP_PREFETCHER;
2017	};	2349	};
2018	$MAP_PREFETCHER->prio (6);	2350	$MAP_PREFETCHER->prio (6);
2019		2351
2020	()	2352	()
2021	}	2353	}
2022		2354
		2355	# common code, used by both ->save and ->swapout
2023	sub save {	2356	sub _save {
2024	my ($self) = @_;	2357	my ($self) = @_;
2025
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;
2027		2358
2028	$self->{last_save} = $cf::RUNTIME;	2359	$self->{last_save} = $cf::RUNTIME;
2029		2360
2030	return unless $self->dirty;	2361	return unless $self->dirty;
2031		2362
…		…
2037	return if $self->{deny_save};	2368	return if $self->{deny_save};
2038		2369
2039	local $self->{last_access} = $self->last_access;#d#	2370	local $self->{last_access} = $self->last_access;#d#
2040		2371
2041	cf::async {	2372	cf::async {
		2373	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2374	$_->contr->save for $self->players;
2043	};	2375	};
		2376
		2377	cf::get_slot 0.02;
2044		2378
2045	if ($uniq) {	2379	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2381	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2382	} else {
2049	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2383	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2050	}	2384	}
2051	}	2385	}
2052		2386
		2387	sub save {
		2388	my ($self) = @_;
		2389
		2390	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2391
		2392	$self->_save;
		2393	}
		2394
2053	sub swap_out {	2395	sub swap_out {
2054	my ($self) = @_;	2396	my ($self) = @_;
2055		2397
2056	# save first because save cedes
2057	$self->save;
2058
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2398	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2399
		2400	return if !$self->linkable;
		2401	return if $self->{deny_save};
2061	return if $self->players;	2402	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;
2063	return if $self->{deny_save};
2064		2403
		2404	# first deactivate the map and "unlink" it from the core
		2405	$self->deactivate;
		2406	$_->clear_links_to ($self) for values %cf::MAP;
		2407	$self->state (cf::MAP_SWAPPED);
		2408
		2409	# then atomically save
		2410	$self->_save;
		2411
		2412	# then free the map
2065	$self->clear;	2413	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2414	}
2068		2415
2069	sub reset_at {	2416	sub reset_at {
2070	my ($self) = @_;	2417	my ($self) = @_;
2071		2418
…		…
2089		2436
2090	my $lock = cf::lock_acquire "map_data:$self->{path}";	2437	my $lock = cf::lock_acquire "map_data:$self->{path}";
2091		2438
2092	return if $self->players;	2439	return if $self->players;
2093		2440
2094	warn "resetting map ", $self->path;	2441	cf::trace "resetting map ", $self->path, "\n";
2095		2442
2096	$self->in_memory (cf::MAP_SWAPPED);	2443	$self->state (cf::MAP_SWAPPED);
2097		2444
2098	# need to save uniques path	2445	# need to save uniques path
2099	unless ($self->{deny_save}) {	2446	unless ($self->{deny_save}) {
2100	my $uniq = $self->uniq_path; utf8::encode $uniq;	2447	my $uniq = $self->uniq_path; utf8::encode $uniq;
2101		2448
…		…
2103	if $uniq;	2450	if $uniq;
2104	}	2451	}
2105		2452
2106	delete $cf::MAP{$self->path};	2453	delete $cf::MAP{$self->path};
2107		2454
		2455	$self->deactivate;
		2456	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2457	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2458
2112	$self->unlink_save;	2459	$self->unlink_save;
2113	$self->destroy;	2460	$self->destroy;
2114	}	2461	}
2115		2462
2116	my $nuke_counter = "aaaa";	2463	my $nuke_counter = "aaaa";
2117		2464
2118	sub nuke {	2465	sub nuke {
2119	my ($self) = @_;	2466	my ($self) = @_;
2120		2467
		2468	{
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
2121	delete $cf::MAP{$self->path};	2471	delete $cf::MAP{$self->path};
2122		2472
2123	$self->unlink_save;	2473	$self->unlink_save;
2124		2474
2125	bless $self, "cf::map";	2475	bless $self, "cf::map::wrap";
2126	delete $self->{deny_reset};	2476	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2477	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2478	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2479	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2480
2131	$cf::MAP{$self->path} = $self;	2481	$cf::MAP{$self->path} = $self;
		2482	}
2132		2483
2133	$self->reset; # polite request, might not happen	2484	$self->reset; # polite request, might not happen
2134	}	2485	}
2135		2486
2136	=item $maps = cf::map::tmp_maps	2487	=item $maps = cf::map::tmp_maps
…		…
2178		2529
2179	sub unique_maps() {	2530	sub unique_maps() {
2180	[	2531	[
2181	map {	2532	map {
2182	utf8::decode $_;	2533	utf8::decode $_;
2183	/\.map$/	2534	s/\.map$//; # TODO future compatibility hack
		2535	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2536	? ()
2184	? normalise $_	2537	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2538	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2539	]
2188	}	2540	}
2189		2541
2190	package cf;	2542	=item cf::map::static_maps
		2543
		2544	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2545	file in the shared directory excluding F</styles> and F</editor>). May
		2546	block.
		2547
		2548	=cut
		2549
		2550	sub static_maps() {
		2551	my @dirs = "";
		2552	my @maps;
		2553
		2554	while (@dirs) {
		2555	my $dir = shift @dirs;
		2556
		2557	next if $dir eq "/styles" || $dir eq "/editor";
		2558
		2559	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2560	or return;
		2561
		2562	for (@$files) {
		2563	s/\.map$// or next;
		2564	utf8::decode $_;
		2565	push @maps, "$dir/$_";
		2566	}
		2567
		2568	push @dirs, map "$dir/$_", @$dirs;
		2569	}
		2570
		2571	\@maps
		2572	}
2191		2573
2192	=back	2574	=back
2193		2575
2194	=head3 cf::object	2576	=head3 cf::object
2195		2577
…		…
2199		2581
2200	=over 4	2582	=over 4
2201		2583
2202	=item $ob->inv_recursive	2584	=item $ob->inv_recursive
2203		2585
2204	Returns the inventory of the object _and_ their inventories, recursively.	2586	Returns the inventory of the object I<and> their inventories, recursively,
		2587	but I<not> the object itself.
2205		2588
2206	=cut	2589	=cut
2207		2590
2208	sub inv_recursive_;	2591	sub inv_recursive_;
2209	sub inv_recursive_ {	2592	sub inv_recursive_ {
…		…
2212		2595
2213	sub inv_recursive {	2596	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2597	inv_recursive_ inv $_[0]
2215	}	2598	}
2216		2599
		2600	=item $ref = $ob->ref
		2601
		2602	Creates and returns a persistent reference to an object that can be stored as a string.
		2603
		2604	=item $ob = cf::object::deref ($refstring)
		2605
		2606	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2607	even if the object actually exists. May block.
		2608
		2609	=cut
		2610
		2611	sub deref {
		2612	my ($ref) = @_;
		2613
		2614	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2615	my ($uuid, $name) = ($1, $2);
		2616	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2617	or return;
		2618	$pl->ob->uuid eq $uuid
		2619	or return;
		2620
		2621	$pl->ob
		2622	} else {
		2623	warn "$ref: cannot resolve object reference\n";
		2624	undef
		2625	}
		2626	}
		2627
2217	package cf;	2628	package cf;
2218		2629
2219	=back	2630	=back
2220		2631
2221	=head3 cf::object::player	2632	=head3 cf::object::player
…		…
2227	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2638	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	2639	can be C<undef>. Does the right thing when the player is currently in a
2229	dialogue with the given NPC character.	2640	dialogue with the given NPC character.
2230		2641
2231	=cut	2642	=cut
		2643
		2644	our $SAY_CHANNEL = {
		2645	id => "say",
		2646	title => "Map",
		2647	reply => "say ",
		2648	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2649	};
		2650
		2651	our $CHAT_CHANNEL = {
		2652	id => "chat",
		2653	title => "Chat",
		2654	reply => "chat ",
		2655	tooltip => "Player chat and shouts, global to the server.",
		2656	};
2232		2657
2233	# rough implementation of a future "reply" method that works	2658	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2659	# with dialog boxes.
2235	#TODO: the first argument must go, split into a $npc->reply_to ( method	2660	#TODO: the first argument must go, split into a $npc->reply_to ( method
2236	sub cf::object::player::reply($$$;$) {	2661	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2673	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2674	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2675
2251	} else {	2676	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2677	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2678	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2679	}
2255	}	2680	}
2256	}	2681	}
2257		2682
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2683	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2283		2708
2284	=item $player_object->enter_link	2709	=item $player_object->enter_link
2285		2710
2286	Freezes the player and moves him/her to a special map (C<{link}>).	2711	Freezes the player and moves him/her to a special map (C<{link}>).
2287		2712
2288	The player should be reasonably safe there for short amounts of time. You	2713	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.	2714	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2715	though, as the player cannot control the character while it is on the link
		2716	map.
2290		2717
2291	Will never block.	2718	Will never block.
2292		2719
2293	=item $player_object->leave_link ($map, $x, $y)	2720	=item $player_object->leave_link ($map, $x, $y)
2294		2721
…		…
2314	sub cf::object::player::enter_link {	2741	sub cf::object::player::enter_link {
2315	my ($self) = @_;	2742	my ($self) = @_;
2316		2743
2317	$self->deactivate_recursive;	2744	$self->deactivate_recursive;
2318		2745
		2746	++$self->{_link_recursion};
		2747
2319	return if UNIVERSAL::isa $self->map, "ext::map_link";	2748	return if UNIVERSAL::isa $self->map, "ext::map_link";
2320		2749
2321	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2322	if $self->map && $self->map->{path} ne "{link}";	2751	if $self->map && $self->map->{path} ne "{link}";
2323		2752
2324	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2753	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2325	}	2754	}
2326		2755
2327	sub cf::object::player::leave_link {	2756	sub cf::object::player::leave_link {
2328	my ($self, $map, $x, $y) = @_;	2757	my ($self, $map, $x, $y) = @_;
2329		2758
…		…
2346	($x, $y) = (-1, -1)	2775	($x, $y) = (-1, -1)
2347	unless (defined $x) && (defined $y);	2776	unless (defined $x) && (defined $y);
2348		2777
2349	# use -1 or undef as default coordinates, not 0, 0	2778	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2779	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2780	if $x <= 0 && $y <= 0;
2352		2781
2353	$map->load;	2782	$map->load;
2354	$map->load_diag;	2783	$map->load_neighbours;
2355		2784
2356	return unless $self->contr->active;	2785	return unless $self->contr->active;
2357	$self->activate_recursive;
2358		2786
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2787	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360	$self->enter_map ($map, $x, $y);	2788	if ($self->enter_map ($map, $x, $y)) {
2361	}	2789	# entering was successful
		2790	delete $self->{_link_recursion};
		2791	# only activate afterwards, to support waiting in hooks
		2792	$self->activate_recursive;
		2793	}
2362		2794
		2795	}
		2796
2363	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2797	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2364		2798
2365	Moves the player to the given map-path and coordinates by first freezing	2799	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	2800	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	2801	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	2802	the new (success) or old (failed) map position. In either case, $done will
2369	be called at the end of this process.	2803	be called at the end of this process.
2370		2804
		2805	Note that $check will be called with a potentially non-loaded map, so if
		2806	it needs a loaded map it has to call C<< ->load >>.
		2807
2371	=cut	2808	=cut
2372		2809
2373	our $GOTOGEN;	2810	our $GOTOGEN;
2374		2811
2375	sub cf::object::player::goto {	2812	sub cf::object::player::goto {
2376	my ($self, $path, $x, $y, $check, $done) = @_;	2813	my ($self, $path, $x, $y, $check, $done) = @_;
2377		2814
		2815	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2816	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2817	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2818	($path, $x, $y) = @$EMERGENCY_POSITION;
		2819	}
		2820
2378	# do generation counting so two concurrent goto's will be executed in-order	2821	# do generation counting so two concurrent goto's will be executed in-order
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2822	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2823
2381	$self->enter_link;	2824	$self->enter_link;
2382		2825
2383	(async {	2826	(async {
		2827	$Coro::current->{desc} = "player::goto $path $x $y";
		2828
		2829	# *tag paths override both path and x|y
		2830	if ($path =~ /^\*(.*)$/) {
		2831	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2832	my $ob = $obs[rand @obs];
		2833
		2834	# see if we actually can go there
		2835	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2836	$ob = $obs[rand @obs];
		2837	} else {
		2838	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2839	}
		2840	# else put us there anyways for now #d#
		2841
		2842	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2843	} else {
		2844	($path, $x, $y) = (undef, undef, undef);
		2845	}
		2846	}
		2847
2384	my $map = eval {	2848	my $map = eval {
2385	my $map = cf::map::find $path;	2849	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2386		2850
2387	if ($map) {	2851	if ($map) {
2388	$map = $map->customise_for ($self);	2852	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2853	$map = $check->($map, $x, $y, $self) if $check && $map;
2390	} else {	2854	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2855	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2856	}
2393		2857
2394	$map	2858	$map
2395	};	2859	};
2396		2860
…		…
2402	if ($gen == $self->{_goto_generation}) {	2866	if ($gen == $self->{_goto_generation}) {
2403	delete $self->{_goto_generation};	2867	delete $self->{_goto_generation};
2404	$self->leave_link ($map, $x, $y);	2868	$self->leave_link ($map, $x, $y);
2405	}	2869	}
2406		2870
2407	$done->() if $done;	2871	$done->($self) if $done;
2408	})->prio (1);	2872	})->prio (1);
2409	}	2873	}
2410		2874
2411	=item $player_object->enter_exit ($exit_object)	2875	=item $player_object->enter_exit ($exit_object)
2412		2876
…		…
2432	}	2896	}
2433		2897
2434	sub prepare_random_map {	2898	sub prepare_random_map {
2435	my ($exit) = @_;	2899	my ($exit) = @_;
2436		2900
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2901	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2902	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2903	# that depends on the exit object
2442		2904
2443	my $rmp = parse_random_map_params $exit->msg;	2905	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2907	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2908	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2909	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2910	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2911	$rmp->{origin_y} = $exit->y;
		2912
		2913	$exit->map->touch;
2450	}	2914	}
2451		2915
2452	$rmp->{random_seed} ||= $exit->random_seed;	2916	$rmp->{random_seed} ||= $exit->random_seed;
2453		2917
2454	my $data = cf::to_json $rmp;	2918	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2919	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2920	my $meta = "$RANDOMDIR/$md5.meta";
2457		2921
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2922	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2923	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2924	undef $fh;
2461	aio_rename "$meta~", $meta;	2925	aio_rename "$meta~", $meta;
2462		2926
		2927	my $slaying = "?random/$md5";
		2928
		2929	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2930	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2931	$exit->msg (undef);
		2932	}
2465	}	2933	}
2466	}	2934	}
2467		2935
2468	sub cf::object::player::enter_exit {	2936	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2937	my ($self, $exit) = @_;
2470		2938
2471	return unless $self->type == cf::PLAYER;	2939	return unless $self->type == cf::PLAYER;
2472		2940
2473	if ($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;	2941	$self->enter_link;
2485		2942
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 {	2943	(async {
2491	$self->deactivate_recursive; # just to be sure	2944	$Coro::current->{desc} = "enter_exit";
		2945
2492	unless (eval {	2946	unless (eval {
		2947	$self->deactivate_recursive; # just to be sure
		2948
		2949	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2950	my $x = $exit->stats->hp;
		2951	my $y = $exit->stats->sp;
		2952
		2953	# special map handling
		2954	my $slaying = $exit->slaying;
		2955
		2956	# special map handling
		2957	if ($slaying eq "/!") {
		2958	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2959
		2960	prepare_random_map $exit
		2961	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2962
		2963	$map = $exit->slaying;
		2964
		2965	} elsif ($slaying eq '!up') {
		2966	$map = $exit->map->tile_path (cf::TILE_UP);
		2967	$x = $exit->x;
		2968	$y = $exit->y;
		2969
		2970	} elsif ($slaying eq '!down') {
		2971	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2972	$x = $exit->x;
		2973	$y = $exit->y;
		2974	}
		2975
2493	$self->goto ($slaying, $hp, $sp);	2976	$self->goto ($map, $x, $y);
2494		2977
		2978	# if exit is damned, update players death & WoR home-position
		2979	$self->contr->savebed ($map, $x, $y)
		2980	if $exit->flag (cf::FLAG_DAMNED);
		2981
2495	1;	2982	1
2496	}) {	2983	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	2984	$self->message ("Something went wrong deep within the deliantra server. "
2498	. "I'll try to bring you back to the map you were before. "	2985	. "I'll try to bring you back to the map you were before. "
2499	. "Please report this to the dungeon master!",	2986	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	2987	cf::NDI_UNIQUE | cf::NDI_RED);
2501		2988
2502	warn "ERROR in enter_exit: $@";	2989	error "ERROR in enter_exit: $@";
2503	$self->leave_link;	2990	$self->leave_link;
2504	}	2991	}
2505	})->prio (1);	2992	})->prio (1);
2506	}	2993	}
2507		2994
…		…
2519	sub cf::client::send_drawinfo {	3006	sub cf::client::send_drawinfo {
2520	my ($self, $text, $flags) = @_;	3007	my ($self, $text, $flags) = @_;
2521		3008
2522	utf8::encode $text;	3009	utf8::encode $text;
2523	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3010	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3011	}
		3012
		3013	=item $client->send_big_packet ($pkt)
		3014
		3015	Like C<send_packet>, but tries to compress large packets, and fragments
		3016	them as required.
		3017
		3018	=cut
		3019
		3020	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3021
		3022	sub cf::client::send_big_packet {
		3023	my ($self, $pkt) = @_;
		3024
		3025	# try lzf for large packets
		3026	$pkt = "lzf " . Compress::LZF::compress $pkt
		3027	if 1024 <= length $pkt and $self->{can_lzf};
		3028
		3029	# split very large packets
		3030	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3031	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3032	$pkt = "frag";
		3033	}
		3034
		3035	$self->send_packet ($pkt);
2524	}	3036	}
2525		3037
2526	=item $client->send_msg ($channel, $msg, $color, [extra...])	3038	=item $client->send_msg ($channel, $msg, $color, [extra...])
2527		3039
2528	Send a drawinfo or msg packet to the client, formatting the msg for the	3040	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	3042	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	3043	the message unless the client supports the msg packet.
2532		3044
2533	=cut	3045	=cut
2534		3046
		3047	# non-persistent channels (usually the info channel)
		3048	our %CHANNEL = (
		3049	"c/motd" => {
		3050	id => "infobox",
		3051	title => "MOTD",
		3052	reply => undef,
		3053	tooltip => "The message of the day",
		3054	},
		3055	"c/identify" => {
		3056	id => "infobox",
		3057	title => "Identify",
		3058	reply => undef,
		3059	tooltip => "Items recently identified",
		3060	},
		3061	"c/examine" => {
		3062	id => "infobox",
		3063	title => "Examine",
		3064	reply => undef,
		3065	tooltip => "Signs and other items you examined",
		3066	},
		3067	"c/shopinfo" => {
		3068	id => "infobox",
		3069	title => "Shop Info",
		3070	reply => undef,
		3071	tooltip => "What your bargaining skill tells you about the shop",
		3072	},
		3073	"c/book" => {
		3074	id => "infobox",
		3075	title => "Book",
		3076	reply => undef,
		3077	tooltip => "The contents of a note or book",
		3078	},
		3079	"c/lookat" => {
		3080	id => "infobox",
		3081	title => "Look",
		3082	reply => undef,
		3083	tooltip => "What you saw there",
		3084	},
		3085	"c/who" => {
		3086	id => "infobox",
		3087	title => "Players",
		3088	reply => undef,
		3089	tooltip => "Shows players who are currently online",
		3090	},
		3091	"c/body" => {
		3092	id => "infobox",
		3093	title => "Body Parts",
		3094	reply => undef,
		3095	tooltip => "Shows which body parts you posess and are available",
		3096	},
		3097	"c/statistics" => {
		3098	id => "infobox",
		3099	title => "Statistics",
		3100	reply => undef,
		3101	tooltip => "Shows your primary statistics",
		3102	},
		3103	"c/skills" => {
		3104	id => "infobox",
		3105	title => "Skills",
		3106	reply => undef,
		3107	tooltip => "Shows your experience per skill and item power",
		3108	},
		3109	"c/shopitems" => {
		3110	id => "infobox",
		3111	title => "Shop Items",
		3112	reply => undef,
		3113	tooltip => "Shows the items currently for sale in this shop",
		3114	},
		3115	"c/resistances" => {
		3116	id => "infobox",
		3117	title => "Resistances",
		3118	reply => undef,
		3119	tooltip => "Shows your resistances",
		3120	},
		3121	"c/pets" => {
		3122	id => "infobox",
		3123	title => "Pets",
		3124	reply => undef,
		3125	tooltip => "Shows information abotu your pets/a specific pet",
		3126	},
		3127	"c/perceiveself" => {
		3128	id => "infobox",
		3129	title => "Perceive Self",
		3130	reply => undef,
		3131	tooltip => "You gained detailed knowledge about yourself",
		3132	},
		3133	"c/uptime" => {
		3134	id => "infobox",
		3135	title => "Uptime",
		3136	reply => undef,
		3137	tooltip => "How long the server has been running since last restart",
		3138	},
		3139	"c/mapinfo" => {
		3140	id => "infobox",
		3141	title => "Map Info",
		3142	reply => undef,
		3143	tooltip => "Information related to the maps",
		3144	},
		3145	"c/party" => {
		3146	id => "party",
		3147	title => "Party",
		3148	reply => "gsay ",
		3149	tooltip => "Messages and chat related to your party",
		3150	},
		3151	"c/death" => {
		3152	id => "death",
		3153	title => "Death",
		3154	reply => undef,
		3155	tooltip => "Reason for and more info about your most recent death",
		3156	},
		3157	"c/say" => $SAY_CHANNEL,
		3158	"c/chat" => $CHAT_CHANNEL,
		3159	);
		3160
2535	sub cf::client::send_msg {	3161	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	3162	my ($self, $channel, $msg, $color, @extra) = @_;
2537		3163
2538	$msg = $self->pl->expand_cfpod ($msg);	3164	$msg = $self->pl->expand_cfpod ($msg)
		3165	unless $color & cf::NDI_VERBATIM;
2539		3166
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	3167	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		3168
		3169	# check predefined channels, for the benefit of C
		3170	if ($CHANNEL{$channel}) {
		3171	$channel = $CHANNEL{$channel};
		3172
		3173	$self->ext_msg (channel_info => $channel);
		3174	$channel = $channel->{id};
		3175
2542	if (ref $channel) {	3176	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	3177	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	3178	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	3179	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	3180	$self->ext_msg (channel_info => $channel);
2547	}	3181	}
…		…
2549	$channel = $channel->{id};	3183	$channel = $channel->{id};
2550	}	3184	}
2551		3185
2552	return unless @extra || length $msg;	3186	return unless @extra || length $msg;
2553		3187
2554	if ($self->can_msg) {
2555	# default colour, mask it out	3188	# default colour, mask it out
2556	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3189	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557	if $color & cf::NDI_DEF;	3190	if $color & cf::NDI_DEF;
2558		3191
2559	$self->send_packet ("msg " . $self->{json_coder}->encode (	3192	my $pkt = "msg "
		3193	. $self->{json_coder}->encode (
2560	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3194	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2561	} else {	3195	);
2562	if ($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		3196
2573	$color &= cf::NDI_COLOR_MASK;	3197	$self->send_big_packet ($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	}	3198	}
2586		3199
2587	=item $client->ext_msg ($type, @msg)	3200	=item $client->ext_msg ($type, @msg)
2588		3201
2589	Sends an ext event to the client.	3202	Sends an ext event to the client.
…		…
2591	=cut	3204	=cut
2592		3205
2593	sub cf::client::ext_msg($$@) {	3206	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	3207	my ($self, $type, @msg) = @_;
2595		3208
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	3209	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	3211	} elsif ($self->extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";	3212	push @msg, msgtype => "event_$type";
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3213	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3214	}
		3215	}
		3216
		3217	=item $client->ext_reply ($msgid, @msg)
		3218
		3219	Sends an ext reply to the client.
		3220
		3221	=cut
		3222
		3223	sub cf::client::ext_reply($$@) {
		3224	my ($self, $id, @msg) = @_;
		3225
		3226	if ($self->extcmd == 2) {
		3227	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3228	} elsif ($self->extcmd == 1) {
		3229	#TODO: version 1, remove
		3230	unshift @msg, msgtype => "reply", msgid => $id;
		3231	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	3232	}
2604	}	3233	}
2605		3234
2606	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2607		3236
…		…
2668	my ($type, $reply, @payload) =	3297	my ($type, $reply, @payload) =
2669	"ARRAY" eq ref $msg	3298	"ARRAY" eq ref $msg
2670	? @$msg	3299	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3300	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		3301
		3302	my @reply;
		3303
2673	if (my $cb = $EXTICMD{$type}) {	3304	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	3305	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	3306	}
		3307
		3308	$ns->ext_reply ($reply, @reply)
		3309	if $reply;
		3310
2679	} else {	3311	} else {
2680	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3312	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681	}	3313	}
2682		3314
2683	cf::override;	3315	cf::override;
2684	},	3316	},
2685	);	3317	);
…		…
2705		3337
2706	$coro	3338	$coro
2707	}	3339	}
2708		3340
2709	cf::client->attach (	3341	cf::client->attach (
2710	on_destroy => sub {	3342	on_client_destroy => sub {
2711	my ($ns) = @_;	3343	my ($ns) = @_;
2712		3344
2713	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3345	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2714	},	3346	},
2715	);	3347	);
…		…
2731	our $safe_hole = new Safe::Hole;	3363	our $safe_hole = new Safe::Hole;
2732		3364
2733	$SIG{FPE} = 'IGNORE';	3365	$SIG{FPE} = 'IGNORE';
2734		3366
2735	$safe->permit_only (Opcode::opset qw(	3367	$safe->permit_only (Opcode::opset qw(
2736	:base_core :base_mem :base_orig :base_math	3368	:base_core :base_mem :base_orig :base_math :base_loop
2737	grepstart grepwhile mapstart mapwhile	3369	grepstart grepwhile mapstart mapwhile
2738	sort time	3370	sort time
2739	));	3371	));
2740		3372
2741	# here we export the classes and methods available to script code	3373	# here we export the classes and methods available to script code
…		…
2743	=pod	3375	=pod
2744		3376
2745	The following functions and methods are available within a safe environment:	3377	The following functions and methods are available within a safe environment:
2746		3378
2747	cf::object	3379	cf::object
2748	contr pay_amount pay_player map x y force_find force_add	3380	contr pay_amount pay_player map x y force_find force_add destroy
2749	insert remove	3381	insert remove name archname title slaying race decrease split
		3382	value
2750		3383
2751	cf::object::player	3384	cf::object::player
2752	player	3385	player
2753		3386
2754	cf::player	3387	cf::player
…		…
2759		3392
2760	=cut	3393	=cut
2761		3394
2762	for (	3395	for (
2763	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3396	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764	insert remove inv)],	3397	insert remove inv nrof name archname title slaying race
		3398	decrease split destroy change_exp value msg lore send_msg)],
2765	["cf::object::player" => qw(player)],	3399	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3400	["cf::player" => qw(peaceful send_msg)],
2767	["cf::map" => qw(trigger)],	3401	["cf::map" => qw(trigger)],
2768	) {	3402	) {
2769	no strict 'refs';
2770	my ($pkg, @funs) = @$_;	3403	my ($pkg, @funs) = @$_;
2771	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3404	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2772	for @funs;	3405	for @funs;
2773	}	3406	}
2774		3407
…		…
2789		3422
2790	my $qcode = $code;	3423	my $qcode = $code;
2791	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3424	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2792	$qcode =~ s/\n/\\n/g;	3425	$qcode =~ s/\n/\\n/g;
2793		3426
		3427	%vars = (_dummy => 0) unless %vars;
		3428
		3429	my @res;
2794	local $_;	3430	local $_;
2795	local @safe::cf::_safe_eval_args = values %vars;
2796		3431
2797	my $eval =	3432	my $eval =
2798	"do {\n"	3433	"do {\n"
2799	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3434	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2800	. "#line 0 \"{$qcode}\"\n"	3435	. "#line 0 \"{$qcode}\"\n"
2801	. $code	3436	. $code
2802	. "\n}"	3437	. "\n}"
2803	;	3438	;
2804		3439
		3440	if ($CFG{safe_eval}) {
2805	sub_generation_inc;	3441	sub_generation_inc;
		3442	local @safe::cf::_safe_eval_args = values %vars;
2806	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3443	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2807	sub_generation_inc;	3444	sub_generation_inc;
		3445	} else {
		3446	local @cf::_safe_eval_args = values %vars;
		3447	@res = wantarray ? eval eval : scalar eval $eval;
		3448	}
2808		3449
2809	if ($@) {	3450	if ($@) {
2810	warn "$@";	3451	warn "$@",
2811	warn "while executing safe code '$code'\n";	3452	"while executing safe code '$code'\n",
2812	warn "with arguments " . (join " ", %vars) . "\n";	3453	"with arguments " . (join " ", %vars) . "\n";
2813	}	3454	}
2814		3455
2815	wantarray ? @res : $res[0]	3456	wantarray ? @res : $res[0]
2816	}	3457	}
2817		3458
…		…
2831	=cut	3472	=cut
2832		3473
2833	sub register_script_function {	3474	sub register_script_function {
2834	my ($fun, $cb) = @_;	3475	my ($fun, $cb) = @_;
2835		3476
2836	no strict 'refs';	3477	$fun = "safe::$fun" if $CFG{safe_eval};
2837	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3478	*$fun = $safe_hole->wrap ($cb);
2838	}	3479	}
2839		3480
2840	=back	3481	=back
2841		3482
2842	=cut	3483	=cut
…		…
2845	# the server's init and main functions	3486	# the server's init and main functions
2846		3487
2847	sub load_facedata($) {	3488	sub load_facedata($) {
2848	my ($path) = @_;	3489	my ($path) = @_;
2849		3490
		3491	# HACK to clear player env face cache, we need some signal framework
		3492	# for this (global event?)
		3493	%ext::player_env::MUSIC_FACE_CACHE = ();
		3494
		3495	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3496
2850	warn "loading facedata from $path\n";	3497	trace "loading facedata from $path\n";
2851		3498
2852	my $facedata;	3499	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		3500
2858	$facedata->{version} == 2	3501	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3502	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		3503
		3504	# patch in the exptable
		3505	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3506	$facedata->{resource}{"res/exp_table"} = {
		3507	type => FT_RSRC,
		3508	data => $exp_table,
		3509	hash => (Digest::MD5::md5 $exp_table),
		3510	};
		3511	cf::cede_to_tick;
		3512
2861	{	3513	{
2862	my $faces = $facedata->{faceinfo};	3514	my $faces = $facedata->{faceinfo};
2863		3515
2864	while (my ($face, $info) = each %$faces) {	3516	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3517	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3518
2866	cf::face::set_visibility $idx, $info->{visibility};	3519	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3520	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3521	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3522	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3523	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2870		3524
2871	cf::cede_to_tick;	3525	cf::cede_to_tick;
2872	}	3526	}
2873		3527
2874	while (my ($face, $info) = each %$faces) {	3528	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3529	next unless $info->{smooth};
		3530
2876	my $idx = cf::face::find $face	3531	my $idx = cf::face::find $face
2877	or next;	3532	or next;
		3533
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3534	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3535	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3536	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3537	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3538	error "smooth face '$info->{smooth}' not found for face '$face'";
2883	}	3539	}
2884		3540
2885	cf::cede_to_tick;	3541	cf::cede_to_tick;
2886	}	3542	}
2887	}	3543	}
…		…
2896		3552
2897	cf::anim::invalidate_all; # d'oh	3553	cf::anim::invalidate_all; # d'oh
2898	}	3554	}
2899		3555
2900	{	3556	{
2901	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3557	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3558
2908	while (my ($name, $info) = each %$res) {	3559	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3560	if (defined $info->{type}) {
2910	name => $name,
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3561	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2915		3562
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;	3563	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3564	cf::face::set_type $idx, $info->{type};
2923	} else {	3565	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3566	$RESOURCE{$name} = $info; # unused
2925	}	3567	}
2926		3568
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3569	cf::cede_to_tick;
2930	}	3570	}
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	}	3571	}
		3572
		3573	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3574
2951	1	3575	1
2952	}	3576	}
2953		3577
2954	register_exticmd fx_want => sub {	3578	register_exticmd fx_want => sub {
…		…
2957	while (my ($k, $v) = each %$want) {	3581	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3582	$ns->fx_want ($k, $v);
2959	}	3583	}
2960	};	3584	};
2961		3585
		3586	sub load_resource_file($) {
		3587	my $guard = lock_acquire "load_resource_file";
		3588
		3589	my $status = load_resource_file_ $_[0];
		3590	get_slot 0.1, 100;
		3591	cf::arch::commit_load;
		3592
		3593	$status
		3594	}
		3595
2962	sub reload_regions {	3596	sub reload_regions {
		3597	# HACK to clear player env face cache, we need some signal framework
		3598	# for this (global event?)
		3599	%ext::player_env::MUSIC_FACE_CACHE = ();
		3600
2963	load_resource_file "$MAPDIR/regions"	3601	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3602	or die "unable to load regions file\n";
2965		3603
2966	for (cf::region::list) {	3604	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3605	$_->{match} = qr/$_->{match}/
…		…
2975	}	3613	}
2976		3614
2977	sub reload_archetypes {	3615	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3616	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3617	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	}	3618	}
2986		3619
2987	sub reload_treasures {	3620	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3621	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3622	or die "unable to load treasurelists\n";
2990	}	3623	}
2991		3624
		3625	sub reload_sound {
		3626	trace "loading sound config from $DATADIR/sound\n";
		3627
		3628	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3629
		3630	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3631	my $sound = $soundconf->{compat}[$_]
		3632	or next;
		3633
		3634	my $face = cf::face::find "sound/$sound->[1]";
		3635	cf::sound::set $sound->[0] => $face;
		3636	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3637	}
		3638
		3639	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3640	my $face = cf::face::find "sound/$v";
		3641	cf::sound::set $k => $face;
		3642	}
		3643	}
		3644
2992	sub reload_resources {	3645	sub reload_resources {
2993	warn "reloading resource files...\n";	3646	trace "reloading resource files...\n";
2994		3647
		3648	reload_exp_table;
		3649	reload_materials;
		3650	reload_facedata;
		3651	reload_sound;
		3652	reload_archetypes;
2995	reload_regions;	3653	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3654	reload_treasures;
3000		3655
3001	warn "finished reloading resource files\n";	3656	trace "finished reloading resource files\n";
3002	}	3657	}
3003		3658
3004	sub init {	3659	sub reload_config {
3005	reload_resources;	3660	trace "reloading config file...\n";
3006	}
3007		3661
3008	sub cfg_load {	3662	my $config = load_file "$CONFDIR/config";
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3663	utf8::decode $config;
3010	or return;	3664	*CFG = decode_yaml $config;
3011		3665
3012	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;
3014
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3666	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3016		3667
3017	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3668	$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};	3669	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3019		3670
3020	if (exists $CFG{mlockall}) {	3671	if (exists $CFG{mlockall}) {
…		…
3024	};	3675	};
3025	warn $@ if $@;	3676	warn $@ if $@;
3026	}	3677	}
3027	}	3678	}
3028		3679
		3680	sub pidfile() {
		3681	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3682	or die "$PIDFILE: $!";
		3683	flock $fh, &Fcntl::LOCK_EX
		3684	or die "$PIDFILE: flock: $!";
		3685	$fh
		3686	}
		3687
		3688	# make sure only one server instance is running at any one time
		3689	sub atomic {
		3690	my $fh = pidfile;
		3691
		3692	my $pid = <$fh>;
		3693	kill 9, $pid if $pid > 0;
		3694
		3695	seek $fh, 0, 0;
		3696	print $fh $$;
		3697	}
		3698
		3699	sub main_loop {
		3700	trace "EV::loop starting\n";
		3701	if (1) {
		3702	EV::loop;
		3703	}
		3704	trace "EV::loop returned\n";
		3705	goto &main_loop unless $REALLY_UNLOOP;
		3706	}
		3707
3029	sub main {	3708	sub main {
		3709	cf::init_globals; # initialise logging
		3710
		3711	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3712	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3713	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3714	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3715
		3716	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3717
3030	# we must not ever block the main coroutine	3718	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3719	local $Coro::idle = sub {
3032	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3720	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033	(async {	3721	(async {
3034	Event::one_event;	3722	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3723	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3724	})->prio (Coro::PRIO_MAX);
3036	};	3725	};
3037		3726
3038	cfg_load;	3727	evthread_start IO::AIO::poll_fileno;
		3728
		3729	cf::sync_job {
		3730	cf::incloader::init ();
		3731
		3732	cf::init_anim;
		3733	cf::init_attackmess;
		3734	cf::init_dynamic;
		3735
		3736	cf::load_settings;
		3737
		3738	reload_resources;
		3739	reload_config;
3039	db_init;	3740	db_init;
		3741
		3742	cf::init_uuid;
		3743	cf::init_signals;
		3744	cf::init_skills;
		3745
		3746	cf::init_beforeplay;
		3747
		3748	atomic;
		3749
3040	load_extensions;	3750	load_extensions;
3041		3751
3042	$TICK_WATCHER->start;	3752	utime time, time, $RUNTIMEFILE;
3043	Event::loop;	3753
		3754	# no (long-running) fork's whatsoever before this point(!)
		3755	use POSIX ();
		3756	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3757
		3758	cf::_post_init 0;
		3759	};
		3760
		3761	cf::object::thawer::errors_are_fatal 0;
		3762	info "parse errors in files are no longer fatal from this point on.\n";
		3763
		3764	my $free_main; $free_main = EV::idle sub {
		3765	undef $free_main;
		3766	undef &main; # free gobs of memory :)
		3767	};
		3768
		3769	goto &main_loop;
3044	}	3770	}
3045		3771
3046	#############################################################################	3772	#############################################################################
3047	# initialisation and cleanup	3773	# initialisation and cleanup
3048		3774
3049	# install some emergency cleanup handlers	3775	# install some emergency cleanup handlers
3050	BEGIN {	3776	BEGIN {
		3777	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3778	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3779	$SIGWATCHER{$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";	3780	cf::cleanup "SIG$signal";
3059	},
3060	);	3781	};
3061	}	3782	}
3062	}	3783	}
3063		3784
3064	sub write_runtime {	3785	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";	3786	my $t0 = AE::time;
3066		3787
3067	# first touch the runtime file to show we are still running:	3788	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3789	# the fsync below can take a very very long time.
3069		3790
3070	IO::AIO::aio_utime $runtime, undef, undef;	3791	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071		3792
3072	my $guard = cf::lock_acquire "write_runtime";	3793	my $guard = cf::lock_acquire "write_runtime";
3073		3794
3074	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3795	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3075	or return;	3796	or return;
3076		3797
3077	my $value = $cf::RUNTIME + 90 + 10;	3798	my $value = $cf::RUNTIME + 90 + 10;
3078	# 10 is the runtime save interval, for a monotonic clock	3799	# 10 is the runtime save interval, for a monotonic clock
3079	# 60 allows for the watchdog to kill the server.	3800	# 60 allows for the watchdog to kill the server.
…		…
3089	aio_utime $fh, undef, undef;	3810	aio_utime $fh, undef, undef;
3090		3811
3091	close $fh	3812	close $fh
3092	or return;	3813	or return;
3093		3814
3094	aio_rename "$runtime~", $runtime	3815	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095	and return;	3816	and return;
3096		3817
3097	warn "runtime file written.\n";	3818	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3098		3819
3099	1	3820	1
		3821	}
		3822
		3823	our $uuid_lock;
		3824	our $uuid_skip;
		3825
		3826	sub write_uuid_sync($) {
		3827	$uuid_skip ||= $_[0];
		3828
		3829	return if $uuid_lock;
		3830	local $uuid_lock = 1;
		3831
		3832	my $uuid = "$LOCALDIR/uuid";
		3833
		3834	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3835	or return;
		3836
		3837	my $value = uuid_seq uuid_cur;
		3838
		3839	unless ($value) {
		3840	info "cowardly refusing to write zero uuid value!\n";
		3841	return;
		3842	}
		3843
		3844	my $value = uuid_str $value + $uuid_skip;
		3845	$uuid_skip = 0;
		3846
		3847	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3848	and return;
		3849
		3850	# always fsync - this file is important
		3851	aio_fsync $fh
		3852	and return;
		3853
		3854	close $fh
		3855	or return;
		3856
		3857	aio_rename "$uuid~", $uuid
		3858	and return;
		3859
		3860	trace "uuid file written ($value).\n";
		3861
		3862	1
		3863
		3864	}
		3865
		3866	sub write_uuid($$) {
		3867	my ($skip, $sync) = @_;
		3868
		3869	$sync ? write_uuid_sync $skip
		3870	: async { write_uuid_sync $skip };
3100	}	3871	}
3101		3872
3102	sub emergency_save() {	3873	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3874	my $freeze_guard = cf::freeze_mainloop;
3104		3875
3105	warn "enter emergency perl save\n";	3876	info "emergency_perl_save: enter\n";
		3877
		3878	# this is a trade-off: we want to be very quick here, so
		3879	# save all maps without fsync, and later call a global sync
		3880	# (which in turn might be very very slow)
		3881	local $USE_FSYNC = 0;
3106		3882
3107	cf::sync_job {	3883	cf::sync_job {
		3884	cf::write_runtime_sync; # external watchdog should not bark
		3885
3108	# use a peculiar iteration method to avoid tripping on perl	3886	# use a peculiar iteration method to avoid tripping on perl
3109	# refcount bugs in for. also avoids problems with players	3887	# refcount bugs in for. also avoids problems with players
3110	# and maps saved/destroyed asynchronously.	3888	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3889	info "emergency_perl_save: begin player save\n";
3112	for my $login (keys %cf::PLAYER) {	3890	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3891	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3892	$pl->valid or next;
		3893	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3894	$pl->save;
3116	}	3895	}
3117	warn "end emergency player save\n";	3896	info "emergency_perl_save: end player save\n";
3118		3897
3119	warn "begin emergency map save\n";	3898	cf::write_runtime_sync; # external watchdog should not bark
		3899
		3900	info "emergency_perl_save: begin map save\n";
3120	for my $path (keys %cf::MAP) {	3901	for my $path (keys %cf::MAP) {
3121	my $map = $cf::MAP{$path} or next;	3902	my $map = $cf::MAP{$path} or next;
3122	$map->valid or next;	3903	$map->valid or next;
3123	$map->save;	3904	$map->save;
3124	}	3905	}
3125	warn "end emergency map save\n";	3906	info "emergency_perl_save: end map save\n";
3126		3907
3127	warn "begin emergency database checkpoint\n";	3908	cf::write_runtime_sync; # external watchdog should not bark
		3909
		3910	info "emergency_perl_save: begin database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3911	BDB::db_env_txn_checkpoint $DB_ENV;
3129	warn "end emergency database checkpoint\n";	3912	info "emergency_perl_save: end database checkpoint\n";
		3913
		3914	info "emergency_perl_save: begin write uuid\n";
		3915	write_uuid_sync 1;
		3916	info "emergency_perl_save: end write uuid\n";
		3917
		3918	cf::write_runtime_sync; # external watchdog should not bark
		3919
		3920	trace "emergency_perl_save: syncing database to disk";
		3921	BDB::db_env_txn_checkpoint $DB_ENV;
		3922
		3923	info "emergency_perl_save: starting sync\n";
		3924	IO::AIO::aio_sync sub {
		3925	info "emergency_perl_save: finished sync\n";
		3926	};
		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	trace "emergency_perl_save: flushing outstanding aio requests";
		3931	while (IO::AIO::nreqs || BDB::nreqs) {
		3932	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3933	}
		3934
		3935	cf::write_runtime_sync; # external watchdog should not bark
3130	};	3936	};
3131		3937
3132	warn "leave emergency perl save\n";	3938	info "emergency_perl_save: leave\n";
3133	}	3939	}
3134		3940
3135	sub post_cleanup {	3941	sub post_cleanup {
3136	my ($make_core) = @_;	3942	my ($make_core) = @_;
3137		3943
		3944	IO::AIO::flush;
		3945
3138	warn Carp::longmess "post_cleanup backtrace"	3946	error Carp::longmess "post_cleanup backtrace"
3139	if $make_core;	3947	if $make_core;
		3948
		3949	my $fh = pidfile;
		3950	unlink $PIDFILE if <$fh> == $$;
		3951	}
		3952
		3953	# a safer delete_package, copied from Symbol
		3954	sub clear_package($) {
		3955	my $pkg = shift;
		3956
		3957	# expand to full symbol table name if needed
		3958	unless ($pkg =~ /^main::.*::$/) {
		3959	$pkg = "main$pkg" if $pkg =~ /^::/;
		3960	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3961	$pkg .= '::' unless $pkg =~ /::$/;
		3962	}
		3963
		3964	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3965	my $stem_symtab = *{$stem}{HASH};
		3966
		3967	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3968	or return;
		3969
		3970	# clear all symbols
		3971	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3972	for my $name (keys %$leaf_symtab) {
		3973	_gv_clear *{"$pkg$name"};
		3974	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3975	}
3140	}	3976	}
3141		3977
3142	sub do_reload_perl() {	3978	sub do_reload_perl() {
3143	# can/must only be called in main	3979	# can/must only be called in main
3144	if ($Coro::current != $Coro::main) {	3980	unless (in_main) {
3145	warn "can only reload from main coroutine";	3981	error "can only reload from main coroutine";
3146	return;	3982	return;
3147	}	3983	}
3148		3984
3149	warn "reloading...";	3985	return if $RELOAD++;
3150		3986
3151	warn "entering sync_job";	3987	my $t1 = AE::time;
3152		3988
		3989	while ($RELOAD) {
		3990	cf::get_slot 0.1, -1, "reload_perl";
		3991	info "perl_reload: reloading...";
		3992
		3993	trace "perl_reload: entering sync_job";
		3994
3153	cf::sync_job {	3995	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark
3155	cf::emergency_save;	3996	#cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark
3157		3997
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";	3998	trace "perl_reload: cancelling all extension coros";
3180	$_->cancel for values %EXT_CORO;	3999	$_->cancel for values %EXT_CORO;
3181	%EXT_CORO = ();	4000	%EXT_CORO = ();
3182		4001
3183	warn "removing commands";	4002	trace "perl_reload: removing commands";
3184	%COMMAND = ();	4003	%COMMAND = ();
3185		4004
3186	warn "removing ext/exti commands";	4005	trace "perl_reload: removing ext/exti commands";
3187	%EXTCMD = ();	4006	%EXTCMD = ();
3188	%EXTICMD = ();	4007	%EXTICMD = ();
3189		4008
3190	warn "unloading/nuking all extensions";	4009	trace "perl_reload: unloading/nuking all extensions";
3191	for my $pkg (@EXTS) {	4010	for my $pkg (@EXTS) {
3192	warn "... unloading $pkg";	4011	trace "... unloading $pkg";
3193		4012
3194	if (my $cb = $pkg->can ("unload")) {	4013	if (my $cb = $pkg->can ("unload")) {
3195	eval {	4014	eval {
3196	$cb->($pkg);	4015	$cb->($pkg);
3197	1	4016	1
3198	} or warn "$pkg unloaded, but with errors: $@";	4017	} or error "$pkg unloaded, but with errors: $@";
		4018	}
		4019
		4020	trace "... clearing $pkg";
		4021	clear_package $pkg;
3199	}	4022	}
3200		4023
3201	warn "... nuking $pkg";
3202	Symbol::delete_package $pkg;
3203	}
3204
3205	warn "unloading all perl modules loaded from $LIBDIR";	4024	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3206	while (my ($k, $v) = each %INC) {	4025	while (my ($k, $v) = each %INC) {
3207	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4026	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208		4027
3209	warn "... unloading $k";	4028	trace "... unloading $k";
3210	delete $INC{$k};	4029	delete $INC{$k};
3211		4030
3212	$k =~ s/\.pm$//;	4031	$k =~ s/\.pm$//;
3213	$k =~ s/\//::/g;	4032	$k =~ s/\//::/g;
3214		4033
3215	if (my $cb = $k->can ("unload_module")) {	4034	if (my $cb = $k->can ("unload_module")) {
3216	$cb->();	4035	$cb->();
		4036	}
		4037
		4038	clear_package $k;
3217	}	4039	}
3218		4040
3219	Symbol::delete_package $k;
3220	}
3221
3222	warn "getting rid of safe::, as good as possible";	4041	trace "perl_reload: getting rid of safe::, as good as possible";
3223	Symbol::delete_package "safe::$_"	4042	clear_package "safe::$_"
3224	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4043	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3225		4044
3226	warn "unloading cf.pm \"a bit\"";	4045	trace "perl_reload: unloading cf.pm \"a bit\"";
3227	delete $INC{"cf.pm"};	4046	delete $INC{"cf.pm"};
3228	delete $INC{"cf/pod.pm"};	4047	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3229		4048
3230	# don't, removes xs symbols, too,	4049	# don't, removes xs symbols, too,
3231	# and global variables created in xs	4050	# and global variables created in xs
3232	#Symbol::delete_package __PACKAGE__;	4051	#clear_package __PACKAGE__;
3233		4052
3234	warn "unload completed, starting to reload now";	4053	info "perl_reload: unload completed, starting to reload now";
3235		4054
3236	warn "reloading cf.pm";	4055	trace "perl_reload: reloading cf.pm";
3237	require cf;	4056	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4057	cf::_connect_to_perl_1;
3239		4058
3240	warn "loading config and database again";	4059	trace "perl_reload: loading config and database again";
3241	cf::cfg_load;	4060	cf::reload_config;
3242		4061
3243	warn "loading extensions";	4062	trace "perl_reload: loading extensions";
3244	cf::load_extensions;	4063	cf::load_extensions;
3245		4064
		4065	if ($REATTACH_ON_RELOAD) {
3246	warn "reattaching attachments to objects/players";	4066	trace "perl_reload: reattaching attachments to objects/players";
3247	_global_reattach; # objects, sockets	4067	_global_reattach; # objects, sockets
3248	warn "reattaching attachments to maps";	4068	trace "perl_reload: reattaching attachments to maps";
3249	reattach $_ for values %MAP;	4069	reattach $_ for values %MAP;
3250	warn "reattaching attachments to players";	4070	trace "perl_reload: reattaching attachments to players";
3251	reattach $_ for values %PLAYER;	4071	reattach $_ for values %PLAYER;
		4072	}
3252		4073
3253	warn "leaving sync_job";	4074	cf::_post_init 1;
3254		4075
		4076	trace "perl_reload: leaving sync_job";
		4077
3255	1	4078	1
3256	} or do {	4079	} or do {
3257	warn $@;	4080	error $@;
3258	warn "error while reloading, exiting.";	4081	cf::cleanup "perl_reload: error, exiting.";
3259	exit 1;	4082	};
		4083
		4084	--$RELOAD;
3260	};	4085	}
3261		4086
3262	warn "reloaded";	4087	$t1 = AE::time - $t1;
		4088	info "perl_reload: completed in ${t1}s\n";
3263	};	4089	};
3264		4090
3265	our $RELOAD_WATCHER; # used only during reload	4091	our $RELOAD_WATCHER; # used only during reload
3266		4092
3267	sub reload_perl() {	4093	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	4094	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	4095	# coro crashes during coro_state_free->destroy here.
3270		4096
3271	$RELOAD_WATCHER ||= Event->timer (	4097	$RELOAD_WATCHER ||= cf::async {
3272	reentrant => 0,	4098	Coro::AIO::aio_wait cache_extensions;
3273	after => 0,	4099
3274	data => WF_AUTOCANCEL,	4100	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3275	cb => sub {
3276	do_reload_perl;	4101	do_reload_perl;
3277	undef $RELOAD_WATCHER;	4102	undef $RELOAD_WATCHER;
3278	},	4103	};
3279	);	4104	};
3280	}	4105	}
3281		4106
3282	register_command "reload" => sub {	4107	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	4108	my ($who, $arg) = @_;
3284		4109
3285	if ($who->flag (FLAG_WIZ)) {	4110	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	4111	$who->message ("reloading server.");
		4112	async {
		4113	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	4114	reload_perl;
		4115	};
3288	}	4116	}
3289	};	4117	};
3290		4118
3291	unshift @INC, $LIBDIR;	4119	#############################################################################
3292		4120
3293	my $bug_warning = 0;	4121	my $bug_warning = 0;
3294		4122
3295	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;
3297
3298	sub wait_for_tick {	4123	sub wait_for_tick() {
3299	return unless $TICK_WATCHER->is_active;	4124	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3300	return if $Coro::current == $Coro::main;
3301		4125
3302	my $signal = new Coro::Signal;	4126	$WAIT_FOR_TICK->wait;
3303	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;
3305	}	4127	}
3306		4128
3307	sub wait_for_tick_begin {	4129	sub wait_for_tick_begin() {
3308	return unless $TICK_WATCHER->is_active;	4130	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3309	return if $Coro::current == $Coro::main;
3310		4131
3311	my $signal = new Coro::Signal;	4132	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	4133	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	4134	$signal->wait;
3314	}	4135	}
3315		4136
3316	my $min = 1e6;#d#	4137	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 != $Coro::main) {	4138	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4139	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	4140	unless ++$bug_warning > 10;
3328	return;	4141	return;
3329	}	4142	}
3330		4143
3331	$NOW = $tick_start = Event::time;	4144	cf::one_tick; # one server iteration
3332		4145
3333	cf::server_tick; # one server iteration	4146	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3334		4147
3335	0 && sync_job {#d#	4148	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	for(1..10) {	4149	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337	my $t = Event::time;	4150	Coro::async_pool {
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4151	$Coro::current->{desc} = "runtime saver";
3339	or die;	4152	write_runtime_sync
3340		4153	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	};	4154	};
		4155	}
3357		4156
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) {	4157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	4158	$sig->send;
3374	}	4159	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	4160	$WAIT_FOR_TICK->broadcast;
3376	$sig->send;
3377	}
3378		4161
3379	$NOW = Event::time;	4162	$LOAD = ($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;	4163	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		4164
3390	_post_tick;	4165	if (0) {
3391		4166	if ($NEXT_TICK) {
3392		4167	my $jitter = $TICK_START - $NEXT_TICK;
		4168	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4169	debug "jitter $JITTER\n";#d#
		4170	}
3393	},	4171	}
3394	);	4172	}
3395		4173
3396	{	4174	{
3397	BDB::max_poll_time $TICK * 0.1;	4175	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	4176
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;	4177	BDB::min_parallel 16;
3407		4178	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	4179	$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	$! = $status;
3419	},
3420	)
3421	};
3422		4180
3423	unless ($DB_ENV) {	4181	unless ($DB_ENV) {
3424	$DB_ENV = BDB::db_env_create;	4182	$DB_ENV = BDB::db_env_create;
		4183	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4184	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4185	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4186	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4187	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425		4188
3426	cf::sync_job {	4189	cf::sync_job {
3427	eval {	4190	eval {
3428	BDB::db_env_open	4191	BDB::db_env_open
3429	$DB_ENV,	4192	$DB_ENV,
…		…
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4194	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4195	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	4196	0666;
3434		4197
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4198	cf::cleanup "db_env_open($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	};	4199	};
3440		4200
3441	cf::cleanup "db_env_open(db): $@" if $@;	4201	cf::cleanup "db_env_open(db): $@" if $@;
3442	};	4202	};
3443	}	4203	}
		4204
		4205	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4206	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4207	};
		4208	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4209	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4210	};
		4211	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4212	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4213	};
3444	}	4214	}
3445		4215
3446	{	4216	{
		4217	# configure IO::AIO
		4218
3447	IO::AIO::min_parallel 8;	4219	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	4220	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	4221	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	}	4222	}
3460		4223
3461	my $_log_backtrace;	4224	our $_log_backtrace;
		4225	our $_log_backtrace_last;
3462		4226
3463	sub _log_backtrace {	4227	sub _log_backtrace {
3464	my ($msg, @addr) = @_;	4228	my ($msg, @addr) = @_;
3465		4229
3466	$msg =~ s/\n//;	4230	$msg =~ s/\n$//;
3467		4231
		4232	if ($_log_backtrace_last eq $msg) {
		4233	LOG llevInfo, "[ABT] $msg\n";
		4234	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3468	# limit the # of concurrent backtraces	4235	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	4236	} elsif ($_log_backtrace < 2) {
		4237	$_log_backtrace_last = $msg;
3470	++$_log_backtrace;	4238	++$_log_backtrace;
		4239	my $perl_bt = Carp::longmess $msg;
3471	async {	4240	async {
		4241	$Coro::current->{desc} = "abt $msg";
		4242
3472	my @bt = fork_call {	4243	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	4244	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4245	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4246	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476	or die "addr2line: $!";	4247	or die "addr2line: $!";
…		…
3484	}	4255	}
3485		4256
3486	@funcs	4257	@funcs
3487	};	4258	};
3488		4259
3489	LOG llevInfo, "[ABT] $msg\n";	4260	LOG llevInfo, "[ABT] $perl_bt\n";
		4261	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490	LOG llevInfo, "[ABT] $_\n" for @bt;	4262	LOG llevInfo, "[ABT] $_\n" for @bt;
3491	--$_log_backtrace;	4263	--$_log_backtrace;
3492	};	4264	};
3493	} else {	4265	} else {
3494	LOG llevInfo, "[ABT] $msg\n";	4266	LOG llevInfo, "[ABT] $msg\n";
3495	LOG llevInfo, "[ABT] [suppressed]\n";	4267	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3496	}	4268	}
3497	}	4269	}
3498		4270
3499	# load additional modules	4271	# load additional modules
3500	use cf::pod;	4272	require "cf/$_.pm" for @EXTRA_MODULES;
		4273	cf::_connect_to_perl_2;
3501		4274
3502	END { cf::emergency_save }	4275	END { cf::emergency_save }
3503		4276
3504	1	4277	1
3505		4278

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines