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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.316 by root, Mon Jul 23 21:02:50 2007 UTC vs.
Revision 1.571 by root, Wed May 4 19:04:45 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
…		…
1372	$cf::PLAYER{$login} = $self;	1721	$cf::PLAYER{$login} = $self;
1373		1722
1374	$self	1723	$self
1375	}	1724	}
1376		1725
		1726	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1727
		1728	=cut
		1729
		1730	sub send_msg {
		1731	my $ns = shift->ns
		1732	or return;
		1733	$ns->send_msg (@_);
		1734	}
		1735
1377	=item $pl->quit_character	1736	=item $pl->quit_character
1378		1737
1379	Nukes the player without looking back. If logged in, the connection will	1738	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1739	be destroyed. May block for a long time.
1381		1740
…		…
1385	my ($pl) = @_;	1744	my ($pl) = @_;
1386		1745
1387	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1388		1747
1389	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1390	$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
1391		1750
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1393	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1395	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1396		1759
1397	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1399	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1434	or return [];	1797	or return [];
1435		1798
1436	my @logins;	1799	my @logins;
1437		1800
1438	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") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1810	}
1442		1811
1443	utf8::decode $login;	1812	utf8::decode $login;
1444	push @logins, $login;	1813	push @logins, $login;
1445	}	1814	}
1446		1815
1447	\@logins	1816	\@logins
1448	}	1817	}
1449		1818
1450	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1451		1822
1452	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1453	player. May block.	1824	player. May block.
1454		1825
1455	=cut	1826	=cut
…		…
1473	}	1844	}
1474		1845
1475	\@paths	1846	\@paths
1476	}	1847	}
1477		1848
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1850
1480	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1852
1528	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1529		1854
1530	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1531		1856
1532	=cut	1857	=cut
1533		1858
1534	sub ext_reply($$@) {	1859	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1860	my ($self, $id, @msg) = @_;
1536		1861
1537	if ($self->ns->extcmd == 2) {	1862	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1863	}
1545		1864
1546	=item $player->ext_msg ($type, @msg)	1865	=item $player->ext_msg ($type, @msg)
1547		1866
1548	Sends an ext event to the client.	1867	Sends an ext event to the client.
…		…
1569		1888
1570	=cut	1889	=cut
1571		1890
1572	sub find_by_path($) {	1891	sub find_by_path($) {
1573	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1574		1895
1575	my ($match, $specificity);	1896	my ($match, $specificity);
1576		1897
1577	for my $region (list) {	1898	for my $region (list) {
1578	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1604	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1606		1927
1607	sub generate_random_map {	1928	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1609	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1610	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1614	$rmp->{exit_on_final_map},
1615	$rmp->{xsize}, $rmp->{ysize},
1616	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1617	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1618	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1619	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1620	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1621	(cf::region::find $rmp->{region}), $rmp->{custom}
1622	)
1623	}	1934	}
1624		1935
1625	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1626		1937
1627	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
…		…
1632		1943
1633	sub register {	1944	sub register {
1634	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1635	my $pkg = caller;	1946	my $pkg = caller;
1636		1947
1637	no strict;
1638	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1639		1949
1640	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1641	}	1951	}
1642		1952
1643	# also paths starting with '/'	1953	# also paths starting with '/'
1644	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1645		1955
1646	sub thawer_merge {	1956	sub thawer_merge {
1647	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1648		1958
1649	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1654	}	1964	}
1655		1965
1656	sub normalise {	1966	sub normalise {
1657	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1658		1968
1659	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1660		1970
1661	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1662		1972
1663	# map plan:	1973	# map plan:
1664	#	1974	#
…		…
1679	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1680	$path = "$base/$path";	1990	$path = "$base/$path";
1681	}	1991	}
1682		1992
1683	for ($path) {	1993	for ($path) {
1684	redo if s{//}{/};
1685	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1686	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1687	}	1996	}
1688		1997
1689	$path	1998	$path
…		…
1703	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1704	return $self;	2013	return $self;
1705	}	2014	}
1706	}	2015	}
1707		2016
1708	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1709	()	2018	()
1710	}	2019	}
1711		2020
		2021	# may re-bless or do other evil things
1712	sub init {	2022	sub init {
1713	my ($self) = @_;	2023	my ($self) = @_;
1714		2024
1715	$self	2025	$self
1716	}	2026	}
…		…
1735		2045
1736	# the temporary/swap location	2046	# the temporary/swap location
1737	sub save_path {	2047	sub save_path {
1738	my ($self) = @_;	2048	my ($self) = @_;
1739		2049
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1742	}	2052	}
1743		2053
1744	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1745	sub uniq_path {	2055	sub uniq_path {
1746	my ($self) = @_;	2056	my ($self) = @_;
1747		2057
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	2060	}
1760		2061
1761	sub decay_objects {	2062	sub decay_objects {
1762	my ($self) = @_;	2063	my ($self) = @_;
1763		2064
…		…
1776		2077
1777	sub load_header_from($) {	2078	sub load_header_from($) {
1778	my ($self, $path) = @_;	2079	my ($self, $path) = @_;
1779		2080
1780	utf8::encode $path;	2081	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	2082	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	2083	or return;
1786		2084
		2085	$self->_load_header ($f)
		2086	or return;
		2087
		2088	local $MAP_LOADING{$self->{path}} = $self;
		2089	$f->resolve_delayed_derefs;
		2090
1787	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1788		2092
1789	1	2093	1
1790	}	2094	}
1791		2095
		2096	# used to laod the header of an original map
1792	sub load_header_orig {	2097	sub load_header_orig {
1793	my ($self) = @_;	2098	my ($self) = @_;
1794		2099
1795	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1796	}	2101	}
1797		2102
		2103	# used to laod the header of an instantiated map
1798	sub load_header_temp {	2104	sub load_header_temp {
1799	my ($self) = @_;	2105	my ($self) = @_;
1800		2106
1801	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1802	}	2108	}
1803		2109
		2110	# called after loading the header from an instantiated map
1804	sub prepare_temp {	2111	sub prepare_temp {
1805	my ($self) = @_;	2112	my ($self) = @_;
1806		2113
1807	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1808	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1809	# safety	2116	# safety
1810	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1811	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1812	}	2119	}
1813		2120
		2121	# called after loading the header from an original map
1814	sub prepare_orig {	2122	sub prepare_orig {
1815	my ($self) = @_;	2123	my ($self) = @_;
1816		2124
1817	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1818	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1842		2150
1843	sub find;	2151	sub find;
1844	sub find {	2152	sub find {
1845	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1846		2154
		2155	cf::cede_to_tick;
		2156
1847	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1848		2158
		2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1850		2161
1851	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1854	or return;	2164	or return;
1855		2165
1856	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1857		2167
…		…
1859	or return;	2169	or return;
1860		2170
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
		2175	undef $guard1;
1864	$map->reset;	2176	$map->reset;
1865	undef $guard;
1866	return find $path;	2177	return find $path;
1867	}	2178	}
1868		2179
1869	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1870	}	2181	}
1871	}	2182	}
1872		2183
1873	sub pre_load { }	2184	sub pre_load { }
1874	sub post_load { }	2185	#sub post_load { } # XS
1875		2186
1876	sub load {	2187	sub load {
1877	my ($self) = @_;	2188	my ($self) = @_;
1878		2189
1879	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
1880		2191
1881	my $path = $self->{path};	2192	my $path = $self->{path};
1882		2193
1883	{	2194	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1885		2196
		2197	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1887
1888	$self->in_memory (cf::MAP_LOADING);
1889		2199
1890	$self->alloc;	2200	$self->alloc;
1891		2201
1892	$self->pre_load;	2202	$self->pre_load;
1893	Coro::cede;	2203	cf::cede_to_tick;
1894		2204
1895	$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)
1896	or return;	2209	or return;
1897		2210
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1899	if delete $self->{load_original};	2212	if delete $self->{load_original};
1900		2213
1901	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2215	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2216	unless (aio_stat $uniq) {
		2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2218	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2219	$self->_load_objects ($f);
		2220	$f->resolve_delayed_derefs;
		2221	}
		2222	}
1906	}	2223	}
1907	}
1908		2224
1909	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;
1910	# now do the right thing for maps	2234	# now do the right thing for maps
1911	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2237	unless $self->difficulty;
1914	Coro::cede;	2238	cf::cede_to_tick;
1915		2239
1916	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2241	$self->decay_objects;
1918	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1919	$self->update_buttons;	2243	$self->update_buttons;
1920	Coro::cede;	2244	$self->post_load_physics;
1921	$self->set_darkness_map;	2245	cf::cede_to_tick;
1922	Coro::cede;	2246	#$self->activate; # no longer activate maps automatically
1923	$self->activate;
1924	}	2247	}
1925		2248
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2249	$self->{last_save} = $cf::RUNTIME;
		2250	$self->last_access ($cf::RUNTIME);
1927	}	2251	}
1928		2252
1929	$self->post_load;	2253	$self->post_load;
1930	}
1931		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
1932	sub customise_for {	2261	sub customise_for {
1933	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
1934		2263
1935	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2265	if $self->per_player;
…		…
1940		2269
1941	$self	2270	$self
1942	}	2271	}
1943		2272
1944	# 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
1945	sub load_diag {	2274	sub load_neighbours {
1946	my ($map) = @_;	2275	my ($map) = @_;
1947		2276
1948	my @diag; # diagonal neighbours	2277	my @neigh; # diagonal neighbours
1949		2278
1950	for (0 .. 3) {	2279	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2280	my $neigh = $map->tile_path ($_)
1952	or next;	2281	or next;
1953	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
1954	or next;	2283	or next;
1955	$neigh->load;	2284	$neigh->load;
1956		2285
		2286	# now find the diagonal neighbours
		2287	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2290	}
1960		2291
1961	for (@diag) {	2292	for (grep defined $_->[0], @neigh) {
		2293	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2294	my $neigh = find $path, $origin
1963	or next;	2295	or next;
1964	$neigh->load;	2296	$neigh->load;
1965	}	2297	}
1966	}	2298	}
1967		2299
1968	sub find_sync {	2300	sub find_sync {
1969	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
1970		2302
1971	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
1972	}	2308	}
1973		2309
1974	sub do_load_sync {	2310	sub do_load_sync {
1975	my ($map) = @_;	2311	my ($map) = @_;
1976		2312
1977	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;
1978	}	2318	}
1979		2319
1980	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
1982		2322
1983	sub find_async {	2323	sub find_async {
1984	my ($path, $origin) = @_;	2324	my ($path, $origin, $load) = @_;
1985		2325
1986	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
1987		2327
1988	if (my $map = $cf::MAP{$path}) {	2328	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2329	return $map if !$load || $map->linkable;
1990	}	2330	}
1991		2331
1992	undef $MAP_PREFETCH{$path};	2332	$MAP_PREFETCH{$path} |= $load;
		2333
1993	$MAP_PREFETCHER ||= cf::async {	2334	$MAP_PREFETCHER ||= cf::async {
		2335	$Coro::current->{desc} = "map prefetcher";
		2336
1994	while (%MAP_PREFETCH) {	2337	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2338	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2339	if (my $map = find $k) {
1997	$map->load;	2340	$map->load if $v;
1998	}	2341	}
1999		2342
2000	delete $MAP_PREFETCH{$path};	2343	delete $MAP_PREFETCH{$k};
2001	}	2344	}
2002	}	2345	}
2003	undef $MAP_PREFETCHER;	2346	undef $MAP_PREFETCHER;
2004	};	2347	};
2005	$MAP_PREFETCHER->prio (6);	2348	$MAP_PREFETCHER->prio (6);
2006		2349
2007	()	2350	()
2008	}	2351	}
2009		2352
		2353	# common code, used by both ->save and ->swapout
2010	sub save {	2354	sub _save {
2011	my ($self) = @_;	2355	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2356
2015	$self->{last_save} = $cf::RUNTIME;	2357	$self->{last_save} = $cf::RUNTIME;
2016		2358
2017	return unless $self->dirty;	2359	return unless $self->dirty;
2018		2360
…		…
2024	return if $self->{deny_save};	2366	return if $self->{deny_save};
2025		2367
2026	local $self->{last_access} = $self->last_access;#d#	2368	local $self->{last_access} = $self->last_access;#d#
2027		2369
2028	cf::async {	2370	cf::async {
		2371	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2372	$_->contr->save for $self->players;
2030	};	2373	};
		2374
		2375	cf::get_slot 0.02;
2031		2376
2032	if ($uniq) {	2377	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2378	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2379	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2380	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2381	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2382	}
2038	}	2383	}
2039		2384
		2385	sub save {
		2386	my ($self) = @_;
		2387
		2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2389
		2390	$self->_save;
		2391	}
		2392
2040	sub swap_out {	2393	sub swap_out {
2041	my ($self) = @_;	2394	my ($self) = @_;
2042		2395
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2396	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2397
		2398	return if !$self->linkable;
		2399	return if $self->{deny_save};
2048	return if $self->players;	2400	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2401
		2402	# first deactivate the map and "unlink" it from the core
		2403	$self->deactivate;
		2404	$_->clear_links_to ($self) for values %cf::MAP;
		2405	$self->state (cf::MAP_SWAPPED);
		2406
		2407	# then atomically save
		2408	$self->_save;
		2409
		2410	# then free the map
2052	$self->clear;	2411	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2412	}
2055		2413
2056	sub reset_at {	2414	sub reset_at {
2057	my ($self) = @_;	2415	my ($self) = @_;
2058		2416
…		…
2076		2434
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2435	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2436
2079	return if $self->players;	2437	return if $self->players;
2080		2438
2081	warn "resetting map ", $self->path;	2439	cf::trace "resetting map ", $self->path, "\n";
2082		2440
2083	$self->in_memory (cf::MAP_SWAPPED);	2441	$self->state (cf::MAP_SWAPPED);
2084		2442
2085	# need to save uniques path	2443	# need to save uniques path
2086	unless ($self->{deny_save}) {	2444	unless ($self->{deny_save}) {
2087	my $uniq = $self->uniq_path; utf8::encode $uniq;	2445	my $uniq = $self->uniq_path; utf8::encode $uniq;
2088		2446
…		…
2090	if $uniq;	2448	if $uniq;
2091	}	2449	}
2092		2450
2093	delete $cf::MAP{$self->path};	2451	delete $cf::MAP{$self->path};
2094		2452
		2453	$self->deactivate;
		2454	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2455	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2456
2099	$self->unlink_save;	2457	$self->unlink_save;
2100	$self->destroy;	2458	$self->destroy;
2101	}	2459	}
2102		2460
2103	my $nuke_counter = "aaaa";	2461	my $nuke_counter = "aaaa";
2104		2462
2105	sub nuke {	2463	sub nuke {
2106	my ($self) = @_;	2464	my ($self) = @_;
2107		2465
		2466	{
		2467	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2468
2108	delete $cf::MAP{$self->path};	2469	delete $cf::MAP{$self->path};
2109		2470
2110	$self->unlink_save;	2471	$self->unlink_save;
2111		2472
2112	bless $self, "cf::map";	2473	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2474	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2475	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2476	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2477	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2478
2118	$cf::MAP{$self->path} = $self;	2479	$cf::MAP{$self->path} = $self;
		2480	}
2119		2481
2120	$self->reset; # polite request, might not happen	2482	$self->reset; # polite request, might not happen
2121	}	2483	}
2122		2484
2123	=item $maps = cf::map::tmp_maps	2485	=item $maps = cf::map::tmp_maps
…		…
2165		2527
2166	sub unique_maps() {	2528	sub unique_maps() {
2167	[	2529	[
2168	map {	2530	map {
2169	utf8::decode $_;	2531	utf8::decode $_;
2170	/\.map$/	2532	s/\.map$//; # TODO future compatibility hack
		2533	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2534	? ()
2171	? normalise $_	2535	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2536	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2537	]
2175	}	2538	}
2176		2539
2177	package cf;	2540	=item cf::map::static_maps
		2541
		2542	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2543	file in the shared directory excluding F</styles> and F</editor>). May
		2544	block.
		2545
		2546	=cut
		2547
		2548	sub static_maps() {
		2549	my @dirs = "";
		2550	my @maps;
		2551
		2552	while (@dirs) {
		2553	my $dir = shift @dirs;
		2554
		2555	next if $dir eq "/styles" || $dir eq "/editor";
		2556
		2557	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2558	or return;
		2559
		2560	for (@$files) {
		2561	s/\.map$// or next;
		2562	utf8::decode $_;
		2563	push @maps, "$dir/$_";
		2564	}
		2565
		2566	push @dirs, map "$dir/$_", @$dirs;
		2567	}
		2568
		2569	\@maps
		2570	}
2178		2571
2179	=back	2572	=back
2180		2573
2181	=head3 cf::object	2574	=head3 cf::object
2182		2575
…		…
2186		2579
2187	=over 4	2580	=over 4
2188		2581
2189	=item $ob->inv_recursive	2582	=item $ob->inv_recursive
2190		2583
2191	Returns the inventory of the object _and_ their inventories, recursively.	2584	Returns the inventory of the object I<and> their inventories, recursively,
		2585	but I<not> the object itself.
2192		2586
2193	=cut	2587	=cut
2194		2588
2195	sub inv_recursive_;	2589	sub inv_recursive_;
2196	sub inv_recursive_ {	2590	sub inv_recursive_ {
…		…
2199		2593
2200	sub inv_recursive {	2594	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2595	inv_recursive_ inv $_[0]
2202	}	2596	}
2203		2597
		2598	=item $ref = $ob->ref
		2599
		2600	Creates and returns a persistent reference to an object that can be stored as a string.
		2601
		2602	=item $ob = cf::object::deref ($refstring)
		2603
		2604	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2605	even if the object actually exists. May block.
		2606
		2607	=cut
		2608
		2609	sub deref {
		2610	my ($ref) = @_;
		2611
		2612	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2613	my ($uuid, $name) = ($1, $2);
		2614	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2615	or return;
		2616	$pl->ob->uuid eq $uuid
		2617	or return;
		2618
		2619	$pl->ob
		2620	} else {
		2621	warn "$ref: cannot resolve object reference\n";
		2622	undef
		2623	}
		2624	}
		2625
2204	package cf;	2626	package cf;
2205		2627
2206	=back	2628	=back
2207		2629
2208	=head3 cf::object::player	2630	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2636	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2637	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2638	dialogue with the given NPC character.
2217		2639
2218	=cut	2640	=cut
		2641
		2642	our $SAY_CHANNEL = {
		2643	id => "say",
		2644	title => "Map",
		2645	reply => "say ",
		2646	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2647	};
		2648
		2649	our $CHAT_CHANNEL = {
		2650	id => "chat",
		2651	title => "Chat",
		2652	reply => "chat ",
		2653	tooltip => "Player chat and shouts, global to the server.",
		2654	};
2219		2655
2220	# rough implementation of a future "reply" method that works	2656	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2657	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2658	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2659	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2671	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2672	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2673
2238	} else {	2674	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2675	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2676	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2677	}
2242	}	2678	}
		2679	}
		2680
		2681	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2682
		2683	=cut
		2684
		2685	sub cf::object::send_msg {
		2686	my $pl = shift->contr
		2687	or return;
		2688	$pl->send_msg (@_);
2243	}	2689	}
2244		2690
2245	=item $player_object->may ("access")	2691	=item $player_object->may ("access")
2246		2692
2247	Returns wether the given player is authorized to access resource "access"	2693	Returns wether the given player is authorized to access resource "access"
…		…
2260		2706
2261	=item $player_object->enter_link	2707	=item $player_object->enter_link
2262		2708
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2709	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2710
2265	The player should be reasonably safe there for short amounts of time. You	2711	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2712	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2713	though, as the player cannot control the character while it is on the link
		2714	map.
2267		2715
2268	Will never block.	2716	Will never block.
2269		2717
2270	=item $player_object->leave_link ($map, $x, $y)	2718	=item $player_object->leave_link ($map, $x, $y)
2271		2719
…		…
2291	sub cf::object::player::enter_link {	2739	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2740	my ($self) = @_;
2293		2741
2294	$self->deactivate_recursive;	2742	$self->deactivate_recursive;
2295		2743
		2744	++$self->{_link_recursion};
		2745
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2746	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2747
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2748	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2749	if $self->map && $self->map->{path} ne "{link}";
2300		2750
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2751	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2752	}
2303		2753
2304	sub cf::object::player::leave_link {	2754	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2755	my ($self, $map, $x, $y) = @_;
2306		2756
…		…
2323	($x, $y) = (-1, -1)	2773	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2774	unless (defined $x) && (defined $y);
2325		2775
2326	# use -1 or undef as default coordinates, not 0, 0	2776	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2777	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2778	if $x <= 0 && $y <= 0;
2329		2779
2330	$map->load;	2780	$map->load;
2331	$map->load_diag;	2781	$map->load_neighbours;
2332		2782
2333	return unless $self->contr->active;	2783	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2784
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2785	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2786	if ($self->enter_map ($map, $x, $y)) {
2338	}	2787	# entering was successful
		2788	delete $self->{_link_recursion};
		2789	# only activate afterwards, to support waiting in hooks
		2790	$self->activate_recursive;
		2791	}
2339		2792
		2793	}
		2794
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2795	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2341		2796
2342	Moves the player to the given map-path and coordinates by first freezing	2797	Moves the player to the given map-path and coordinates by first freezing
2343	her, loading and preparing them map, calling the provided $check callback	2798	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2799	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2800	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2801	be called at the end of this process.
2347		2802
		2803	Note that $check will be called with a potentially non-loaded map, so if
		2804	it needs a loaded map it has to call C<< ->load >>.
		2805
2348	=cut	2806	=cut
2349		2807
2350	our $GOTOGEN;	2808	our $GOTOGEN;
2351		2809
2352	sub cf::object::player::goto {	2810	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2811	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2812
		2813	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2814	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2815	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2816	($path, $x, $y) = @$EMERGENCY_POSITION;
		2817	}
		2818
2355	# do generation counting so two concurrent goto's will be executed in-order	2819	# do generation counting so two concurrent goto's will be executed in-order
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2820	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2821
2358	$self->enter_link;	2822	$self->enter_link;
2359		2823
2360	(async {	2824	(async {
		2825	$Coro::current->{desc} = "player::goto $path $x $y";
		2826
		2827	# *tag paths override both path and x|y
		2828	if ($path =~ /^\*(.*)$/) {
		2829	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2830	my $ob = $obs[rand @obs];
		2831
		2832	# see if we actually can go there
		2833	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2834	$ob = $obs[rand @obs];
		2835	} else {
		2836	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2837	}
		2838	# else put us there anyways for now #d#
		2839
		2840	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2841	} else {
		2842	($path, $x, $y) = (undef, undef, undef);
		2843	}
		2844	}
		2845
2361	my $map = eval {	2846	my $map = eval {
2362	my $map = cf::map::find $path;	2847	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2363		2848
2364	if ($map) {	2849	if ($map) {
2365	$map = $map->customise_for ($self);	2850	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2851	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2852	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2853	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2854	}
2370		2855
2371	$map	2856	$map
2372	};	2857	};
2373		2858
…		…
2379	if ($gen == $self->{_goto_generation}) {	2864	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2865	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2866	$self->leave_link ($map, $x, $y);
2382	}	2867	}
2383		2868
2384	$done->() if $done;	2869	$done->($self) if $done;
2385	})->prio (1);	2870	})->prio (1);
2386	}	2871	}
2387		2872
2388	=item $player_object->enter_exit ($exit_object)	2873	=item $player_object->enter_exit ($exit_object)
2389		2874
…		…
2409	}	2894	}
2410		2895
2411	sub prepare_random_map {	2896	sub prepare_random_map {
2412	my ($exit) = @_;	2897	my ($exit) = @_;
2413		2898
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2899	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2900	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2901	# that depends on the exit object
2419		2902
2420	my $rmp = parse_random_map_params $exit->msg;	2903	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2905	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2906	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2907	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2908	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2909	$rmp->{origin_y} = $exit->y;
		2910
		2911	$exit->map->touch;
2427	}	2912	}
2428		2913
2429	$rmp->{random_seed} ||= $exit->random_seed;	2914	$rmp->{random_seed} ||= $exit->random_seed;
2430		2915
2431	my $data = cf::to_json $rmp;	2916	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2917	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2918	my $meta = "$RANDOMDIR/$md5.meta";
2434		2919
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2920	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2921	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2922	undef $fh;
2438	aio_rename "$meta~", $meta;	2923	aio_rename "$meta~", $meta;
2439		2924
		2925	my $slaying = "?random/$md5";
		2926
		2927	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2928	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2929	$exit->msg (undef);
		2930	}
2442	}	2931	}
2443	}	2932	}
2444		2933
2445	sub cf::object::player::enter_exit {	2934	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2935	my ($self, $exit) = @_;
2447		2936
2448	return unless $self->type == cf::PLAYER;	2937	return unless $self->type == cf::PLAYER;
2449		2938
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2939	$self->enter_link;
2462		2940
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2941	(async {
2468	$self->deactivate_recursive; # just to be sure	2942	$Coro::current->{desc} = "enter_exit";
		2943
2469	unless (eval {	2944	unless (eval {
		2945	$self->deactivate_recursive; # just to be sure
		2946
		2947	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2948	my $x = $exit->stats->hp;
		2949	my $y = $exit->stats->sp;
		2950
		2951	# special map handling
		2952	my $slaying = $exit->slaying;
		2953
		2954	# special map handling
		2955	if ($slaying eq "/!") {
		2956	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2957
		2958	prepare_random_map $exit
		2959	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2960
		2961	$map = $exit->slaying;
		2962
		2963	} elsif ($slaying eq '!up') {
		2964	$map = $exit->map->tile_path (cf::TILE_UP);
		2965	$x = $exit->x;
		2966	$y = $exit->y;
		2967
		2968	} elsif ($slaying eq '!down') {
		2969	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2970	$x = $exit->x;
		2971	$y = $exit->y;
		2972	}
		2973
2470	$self->goto ($slaying, $hp, $sp);	2974	$self->goto ($map, $x, $y);
2471		2975
		2976	# if exit is damned, update players death & WoR home-position
		2977	$self->contr->savebed ($map, $x, $y)
		2978	if $exit->flag (cf::FLAG_DAMNED);
		2979
2472	1;	2980	1
2473	}) {	2981	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2982	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2983	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2984	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2985	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2986
2479	warn "ERROR in enter_exit: $@";	2987	error "ERROR in enter_exit: $@";
2480	$self->leave_link;	2988	$self->leave_link;
2481	}	2989	}
2482	})->prio (1);	2990	})->prio (1);
2483	}	2991	}
2484		2992
…		…
2496	sub cf::client::send_drawinfo {	3004	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	3005	my ($self, $text, $flags) = @_;
2498		3006
2499	utf8::encode $text;	3007	utf8::encode $text;
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3008	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3009	}
		3010
		3011	=item $client->send_big_packet ($pkt)
		3012
		3013	Like C<send_packet>, but tries to compress large packets, and fragments
		3014	them as required.
		3015
		3016	=cut
		3017
		3018	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3019
		3020	sub cf::client::send_big_packet {
		3021	my ($self, $pkt) = @_;
		3022
		3023	# try lzf for large packets
		3024	$pkt = "lzf " . Compress::LZF::compress $pkt
		3025	if 1024 <= length $pkt and $self->{can_lzf};
		3026
		3027	# split very large packets
		3028	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3029	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3030	$pkt = "frag";
		3031	}
		3032
		3033	$self->send_packet ($pkt);
2501	}	3034	}
2502		3035
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	3036	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		3037
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	3038	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	3040	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	3041	the message unless the client supports the msg packet.
2509		3042
2510	=cut	3043	=cut
2511		3044
		3045	# non-persistent channels (usually the info channel)
		3046	our %CHANNEL = (
		3047	"c/motd" => {
		3048	id => "infobox",
		3049	title => "MOTD",
		3050	reply => undef,
		3051	tooltip => "The message of the day",
		3052	},
		3053	"c/identify" => {
		3054	id => "infobox",
		3055	title => "Identify",
		3056	reply => undef,
		3057	tooltip => "Items recently identified",
		3058	},
		3059	"c/examine" => {
		3060	id => "infobox",
		3061	title => "Examine",
		3062	reply => undef,
		3063	tooltip => "Signs and other items you examined",
		3064	},
		3065	"c/shopinfo" => {
		3066	id => "infobox",
		3067	title => "Shop Info",
		3068	reply => undef,
		3069	tooltip => "What your bargaining skill tells you about the shop",
		3070	},
		3071	"c/book" => {
		3072	id => "infobox",
		3073	title => "Book",
		3074	reply => undef,
		3075	tooltip => "The contents of a note or book",
		3076	},
		3077	"c/lookat" => {
		3078	id => "infobox",
		3079	title => "Look",
		3080	reply => undef,
		3081	tooltip => "What you saw there",
		3082	},
		3083	"c/who" => {
		3084	id => "infobox",
		3085	title => "Players",
		3086	reply => undef,
		3087	tooltip => "Shows players who are currently online",
		3088	},
		3089	"c/body" => {
		3090	id => "infobox",
		3091	title => "Body Parts",
		3092	reply => undef,
		3093	tooltip => "Shows which body parts you posess and are available",
		3094	},
		3095	"c/statistics" => {
		3096	id => "infobox",
		3097	title => "Statistics",
		3098	reply => undef,
		3099	tooltip => "Shows your primary statistics",
		3100	},
		3101	"c/skills" => {
		3102	id => "infobox",
		3103	title => "Skills",
		3104	reply => undef,
		3105	tooltip => "Shows your experience per skill and item power",
		3106	},
		3107	"c/shopitems" => {
		3108	id => "infobox",
		3109	title => "Shop Items",
		3110	reply => undef,
		3111	tooltip => "Shows the items currently for sale in this shop",
		3112	},
		3113	"c/resistances" => {
		3114	id => "infobox",
		3115	title => "Resistances",
		3116	reply => undef,
		3117	tooltip => "Shows your resistances",
		3118	},
		3119	"c/pets" => {
		3120	id => "infobox",
		3121	title => "Pets",
		3122	reply => undef,
		3123	tooltip => "Shows information abotu your pets/a specific pet",
		3124	},
		3125	"c/perceiveself" => {
		3126	id => "infobox",
		3127	title => "Perceive Self",
		3128	reply => undef,
		3129	tooltip => "You gained detailed knowledge about yourself",
		3130	},
		3131	"c/uptime" => {
		3132	id => "infobox",
		3133	title => "Uptime",
		3134	reply => undef,
		3135	tooltip => "How long the server has been running since last restart",
		3136	},
		3137	"c/mapinfo" => {
		3138	id => "infobox",
		3139	title => "Map Info",
		3140	reply => undef,
		3141	tooltip => "Information related to the maps",
		3142	},
		3143	"c/party" => {
		3144	id => "party",
		3145	title => "Party",
		3146	reply => "gsay ",
		3147	tooltip => "Messages and chat related to your party",
		3148	},
		3149	"c/death" => {
		3150	id => "death",
		3151	title => "Death",
		3152	reply => undef,
		3153	tooltip => "Reason for and more info about your most recent death",
		3154	},
		3155	"c/say" => $SAY_CHANNEL,
		3156	"c/chat" => $CHAT_CHANNEL,
		3157	);
		3158
2512	sub cf::client::send_msg {	3159	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3160	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3161
2515	$msg = $self->pl->expand_cfpod ($msg);	3162	$msg = $self->pl->expand_cfpod ($msg)
		3163	unless $color & cf::NDI_VERBATIM;
2516		3164
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3165	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3166
		3167	# check predefined channels, for the benefit of C
		3168	if ($CHANNEL{$channel}) {
		3169	$channel = $CHANNEL{$channel};
		3170
		3171	$self->ext_msg (channel_info => $channel);
		3172	$channel = $channel->{id};
		3173
2519	if (ref $channel) {	3174	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3175	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3176	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3177	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => %$channel);	3178	$self->ext_msg (channel_info => $channel);
2524	}	3179	}
2525		3180
2526	$channel = $channel->{id};	3181	$channel = $channel->{id};
2527	}	3182	}
2528		3183
2529	return unless @extra || length $msg;	3184	return unless @extra || length $msg;
2530		3185
2531	if ($self->can_msg) {	3186	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3187	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3188	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		3189
2544	if ($color >= 0) {	3190	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3191	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3192	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3193	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3194
2549	$self->send_packet ("drawinfo $color $msg")	3195	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3196	}
2554		3197
2555	=item $client->ext_msg ($type, @msg)	3198	=item $client->ext_msg ($type, @msg)
2556		3199
2557	Sends an ext event to the client.	3200	Sends an ext event to the client.
…		…
2559	=cut	3202	=cut
2560		3203
2561	sub cf::client::ext_msg($$@) {	3204	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3205	my ($self, $type, @msg) = @_;
2563		3206
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	3207	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3208	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	3209	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	3210	push @msg, msgtype => "event_$type";
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3211	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3212	}
		3213	}
		3214
		3215	=item $client->ext_reply ($msgid, @msg)
		3216
		3217	Sends an ext reply to the client.
		3218
		3219	=cut
		3220
		3221	sub cf::client::ext_reply($$@) {
		3222	my ($self, $id, @msg) = @_;
		3223
		3224	if ($self->extcmd == 2) {
		3225	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3226	} elsif ($self->extcmd == 1) {
		3227	#TODO: version 1, remove
		3228	unshift @msg, msgtype => "reply", msgid => $id;
		3229	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	3230	}
2572	}	3231	}
2573		3232
2574	=item $success = $client->query ($flags, "text", \&cb)	3233	=item $success = $client->query ($flags, "text", \&cb)
2575		3234
…		…
2636	my ($type, $reply, @payload) =	3295	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	3296	"ARRAY" eq ref $msg
2638	? @$msg	3297	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3299
		3300	my @reply;
		3301
2641	if (my $cb = $EXTICMD{$type}) {	3302	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3303	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3304	}
		3305
		3306	$ns->ext_reply ($reply, @reply)
		3307	if $reply;
		3308
2647	} else {	3309	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3310	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3311	}
2650		3312
2651	cf::override;	3313	cf::override;
2652	},	3314	},
2653	);	3315	);
…		…
2673		3335
2674	$coro	3336	$coro
2675	}	3337	}
2676		3338
2677	cf::client->attach (	3339	cf::client->attach (
2678	on_destroy => sub {	3340	on_client_destroy => sub {
2679	my ($ns) = @_;	3341	my ($ns) = @_;
2680		3342
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3343	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3344	},
2683	);	3345	);
…		…
2698	our $safe = new Safe "safe";	3360	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3361	our $safe_hole = new Safe::Hole;
2700		3362
2701	$SIG{FPE} = 'IGNORE';	3363	$SIG{FPE} = 'IGNORE';
2702		3364
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3365	$safe->permit_only (Opcode::opset qw(
		3366	:base_core :base_mem :base_orig :base_math :base_loop
		3367	grepstart grepwhile mapstart mapwhile
		3368	sort time
		3369	));
2704		3370
2705	# here we export the classes and methods available to script code	3371	# here we export the classes and methods available to script code
2706		3372
2707	=pod	3373	=pod
2708		3374
2709	The following functions and methods are available within a safe environment:	3375	The following functions and methods are available within a safe environment:
2710		3376
2711	cf::object	3377	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3378	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3379	insert remove name archname title slaying race decrease split
		3380	value
2714		3381
2715	cf::object::player	3382	cf::object::player
2716	player	3383	player
2717		3384
2718	cf::player	3385	cf::player
…		…
2723		3390
2724	=cut	3391	=cut
2725		3392
2726	for (	3393	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3394	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3395	insert remove inv nrof name archname title slaying race
		3396	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3397	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3398	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3399	["cf::map" => qw(trigger)],
2732	) {	3400	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3401	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3402	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3403	for @funs;
2737	}	3404	}
2738		3405
…		…
2753		3420
2754	my $qcode = $code;	3421	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3422	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3423	$qcode =~ s/\n/\\n/g;
2757		3424
		3425	%vars = (_dummy => 0) unless %vars;
		3426
		3427	my @res;
2758	local $_;	3428	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3429
2761	my $eval =	3430	my $eval =
2762	"do {\n"	3431	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3432	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3433	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3434	. $code
2766	. "\n}"	3435	. "\n}"
2767	;	3436	;
2768		3437
		3438	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3439	sub_generation_inc;
		3440	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3441	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3442	sub_generation_inc;
		3443	} else {
		3444	local @cf::_safe_eval_args = values %vars;
		3445	@res = wantarray ? eval eval : scalar eval $eval;
		3446	}
2772		3447
2773	if ($@) {	3448	if ($@) {
2774	warn "$@";	3449	warn "$@",
2775	warn "while executing safe code '$code'\n";	3450	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3451	"with arguments " . (join " ", %vars) . "\n";
2777	}	3452	}
2778		3453
2779	wantarray ? @res : $res[0]	3454	wantarray ? @res : $res[0]
2780	}	3455	}
2781		3456
…		…
2795	=cut	3470	=cut
2796		3471
2797	sub register_script_function {	3472	sub register_script_function {
2798	my ($fun, $cb) = @_;	3473	my ($fun, $cb) = @_;
2799		3474
2800	no strict 'refs';	3475	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3476	*$fun = $safe_hole->wrap ($cb);
2802	}	3477	}
2803		3478
2804	=back	3479	=back
2805		3480
2806	=cut	3481	=cut
…		…
2809	# the server's init and main functions	3484	# the server's init and main functions
2810		3485
2811	sub load_facedata($) {	3486	sub load_facedata($) {
2812	my ($path) = @_;	3487	my ($path) = @_;
2813		3488
		3489	# HACK to clear player env face cache, we need some signal framework
		3490	# for this (global event?)
		3491	%ext::player_env::MUSIC_FACE_CACHE = ();
		3492
		3493	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3494
2814	warn "loading facedata from $path\n";	3495	trace "loading facedata from $path\n";
2815		3496
2816	my $facedata;	3497	my $facedata = decode_storable load_file $path;
2817	0 < aio_load $path, $facedata
2818	or die "$path: $!";
2819
2820	$facedata = Coro::Storable::thaw $facedata;
2821		3498
2822	$facedata->{version} == 2	3499	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3500	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3501
		3502	# patch in the exptable
		3503	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3504	$facedata->{resource}{"res/exp_table"} = {
		3505	type => FT_RSRC,
		3506	data => $exp_table,
		3507	hash => (Digest::MD5::md5 $exp_table),
		3508	};
		3509	cf::cede_to_tick;
		3510
2825	{	3511	{
2826	my $faces = $facedata->{faceinfo};	3512	my $faces = $facedata->{faceinfo};
2827		3513
2828	while (my ($face, $info) = each %$faces) {	3514	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3515	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3516
2830	cf::face::set_visibility $idx, $info->{visibility};	3517	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3518	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3519	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3520	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3521	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2834		3522
2835	cf::cede_to_tick;	3523	cf::cede_to_tick;
2836	}	3524	}
2837		3525
2838	while (my ($face, $info) = each %$faces) {	3526	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3527	next unless $info->{smooth};
		3528
2840	my $idx = cf::face::find $face	3529	my $idx = cf::face::find $face
2841	or next;	3530	or next;
		3531
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3532	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3533	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3534	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3535	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3536	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3537	}
2848		3538
2849	cf::cede_to_tick;	3539	cf::cede_to_tick;
2850	}	3540	}
2851	}	3541	}
…		…
2860		3550
2861	cf::anim::invalidate_all; # d'oh	3551	cf::anim::invalidate_all; # d'oh
2862	}	3552	}
2863		3553
2864	{	3554	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3555	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869		3556
2870	while (my ($name, $info) = each %$res) {	3557	while (my ($name, $info) = each %$res) {
2871	my $meta = $enc->encode ({	3558	if (defined $info->{type}) {
2872	name => $name,
2873	type => $info->{type},
2874	copyright => $info->{copyright}, #TODO#
2875	});
2876
2877	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2878		3560
2879	if ($name =~ /\.jpg$/) {
2880	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2881	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3562	cf::face::set_type $idx, $info->{type};
2882	} else {	3563	} else {
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3564	$RESOURCE{$name} = $info; # unused
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_type $idx, 1;
2887	cf::face::set_data $idx, 0, $data, $chk;
2888	}	3565	}
2889		3566
2890	cf::cede_to_tick;	3567	cf::cede_to_tick;
2891	}	3568	}
2892	}	3569	}
2893		3570
		3571	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3572
2894	1	3573	1
2895	}	3574	}
2896		3575
		3576	register_exticmd fx_want => sub {
		3577	my ($ns, $want) = @_;
		3578
		3579	while (my ($k, $v) = each %$want) {
		3580	$ns->fx_want ($k, $v);
		3581	}
		3582	};
		3583
		3584	sub load_resource_file($) {
		3585	my $guard = lock_acquire "load_resource_file";
		3586
		3587	my $status = load_resource_file_ $_[0];
		3588	get_slot 0.1, 100;
		3589	cf::arch::commit_load;
		3590
		3591	$status
		3592	}
		3593
2897	sub reload_regions {	3594	sub reload_regions {
		3595	# HACK to clear player env face cache, we need some signal framework
		3596	# for this (global event?)
		3597	%ext::player_env::MUSIC_FACE_CACHE = ();
		3598
2898	load_resource_file "$MAPDIR/regions"	3599	load_resource_file "$MAPDIR/regions"
2899	or die "unable to load regions file\n";	3600	or die "unable to load regions file\n";
2900		3601
2901	for (cf::region::list) {	3602	for (cf::region::list) {
2902	$_->{match} = qr/$_->{match}/	3603	$_->{match} = qr/$_->{match}/
…		…
2910	}	3611	}
2911		3612
2912	sub reload_archetypes {	3613	sub reload_archetypes {
2913	load_resource_file "$DATADIR/archetypes"	3614	load_resource_file "$DATADIR/archetypes"
2914	or die "unable to load archetypes\n";	3615	or die "unable to load archetypes\n";
2915	#d# NEED to laod twice to resolve forward references
2916	# this really needs to be done in an extra post-pass
2917	# (which needs to be synchronous, so solve it differently)
2918	load_resource_file "$DATADIR/archetypes"
2919	or die "unable to load archetypes\n";
2920	}	3616	}
2921		3617
2922	sub reload_treasures {	3618	sub reload_treasures {
2923	load_resource_file "$DATADIR/treasures"	3619	load_resource_file "$DATADIR/treasures"
2924	or die "unable to load treasurelists\n";	3620	or die "unable to load treasurelists\n";
2925	}	3621	}
2926		3622
		3623	sub reload_sound {
		3624	trace "loading sound config from $DATADIR/sound\n";
		3625
		3626	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3627
		3628	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3629	my $sound = $soundconf->{compat}[$_]
		3630	or next;
		3631
		3632	my $face = cf::face::find "sound/$sound->[1]";
		3633	cf::sound::set $sound->[0] => $face;
		3634	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3635	}
		3636
		3637	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3638	my $face = cf::face::find "sound/$v";
		3639	cf::sound::set $k => $face;
		3640	}
		3641	}
		3642
2927	sub reload_resources {	3643	sub reload_resources {
2928	warn "reloading resource files...\n";	3644	trace "reloading resource files...\n";
2929		3645
		3646	reload_exp_table;
		3647	reload_materials;
		3648	reload_facedata;
		3649	reload_sound;
		3650	reload_archetypes;
2930	reload_regions;	3651	reload_regions;
2931	reload_facedata;
2932	#reload_archetypes;#d#
2933	reload_archetypes;
2934	reload_treasures;	3652	reload_treasures;
2935		3653
2936	warn "finished reloading resource files\n";	3654	trace "finished reloading resource files\n";
2937	}	3655	}
2938		3656
2939	sub init {	3657	sub reload_config {
2940	reload_resources;	3658	trace "reloading config file...\n";
2941	}
2942		3659
2943	sub cfg_load {	3660	my $config = load_file "$CONFDIR/config";
2944	open my $fh, "<:utf8", "$CONFDIR/config"	3661	utf8::decode $config;
2945	or return;	3662	*CFG = decode_yaml $config;
2946		3663
2947	local $/;
2948	*CFG = YAML::Syck::Load <$fh>;
2949
2950	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3664	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2951		3665
2952	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3666	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2953	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3667	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2954		3668
2955	if (exists $CFG{mlockall}) {	3669	if (exists $CFG{mlockall}) {
…		…
2959	};	3673	};
2960	warn $@ if $@;	3674	warn $@ if $@;
2961	}	3675	}
2962	}	3676	}
2963		3677
		3678	sub pidfile() {
		3679	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3680	or die "$PIDFILE: $!";
		3681	flock $fh, &Fcntl::LOCK_EX
		3682	or die "$PIDFILE: flock: $!";
		3683	$fh
		3684	}
		3685
		3686	# make sure only one server instance is running at any one time
		3687	sub atomic {
		3688	my $fh = pidfile;
		3689
		3690	my $pid = <$fh>;
		3691	kill 9, $pid if $pid > 0;
		3692
		3693	seek $fh, 0, 0;
		3694	print $fh $$;
		3695	}
		3696
		3697	sub main_loop {
		3698	trace "EV::loop starting\n";
		3699	if (1) {
		3700	EV::loop;
		3701	}
		3702	trace "EV::loop returned\n";
		3703	goto &main_loop unless $REALLY_UNLOOP;
		3704	}
		3705
2964	sub main {	3706	sub main {
		3707	cf::init_globals; # initialise logging
		3708
		3709	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3710	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3711	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3712	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3713
		3714	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3715
2965	# we must not ever block the main coroutine	3716	# we must not ever block the main coroutine
2966	local $Coro::idle = sub {	3717	local $Coro::idle = sub {
2967	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3718	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2968	(async {	3719	(async {
2969	Event::one_event;	3720	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3721	EV::loop EV::LOOP_ONESHOT;
2970	})->prio (Coro::PRIO_MAX);	3722	})->prio (Coro::PRIO_MAX);
2971	};	3723	};
2972		3724
2973	cfg_load;	3725	evthread_start IO::AIO::poll_fileno;
		3726
		3727	cf::sync_job {
		3728	cf::incloader::init ();
		3729
		3730	cf::init_anim;
		3731	cf::init_attackmess;
		3732	cf::init_dynamic;
		3733
		3734	cf::load_settings;
		3735
		3736	reload_resources;
		3737	reload_config;
2974	db_init;	3738	db_init;
		3739
		3740	cf::init_uuid;
		3741	cf::init_signals;
		3742	cf::init_skills;
		3743
		3744	cf::init_beforeplay;
		3745
		3746	atomic;
		3747
2975	load_extensions;	3748	load_extensions;
2976		3749
2977	$TICK_WATCHER->start;	3750	utime time, time, $RUNTIMEFILE;
2978	Event::loop;	3751
		3752	# no (long-running) fork's whatsoever before this point(!)
		3753	use POSIX ();
		3754	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3755
		3756	cf::_post_init 0;
		3757	};
		3758
		3759	cf::object::thawer::errors_are_fatal 0;
		3760	info "parse errors in files are no longer fatal from this point on.\n";
		3761
		3762	my $free_main; $free_main = EV::idle sub {
		3763	undef $free_main;
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
2979	}	3768	}
2980		3769
2981	#############################################################################	3770	#############################################################################
2982	# initialisation and cleanup	3771	# initialisation and cleanup
2983		3772
2984	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
2985	BEGIN {	3774	BEGIN {
		3775	our %SIGWATCHER = ();
2986	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
2987	Event->signal (	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2988	reentrant => 0,
2989	data => WF_AUTOCANCEL,
2990	signal => $signal,
2991	prio => 0,
2992	cb => sub {
2993	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
2994	},
2995	);	3779	};
2996	}	3780	}
2997	}	3781	}
2998		3782
2999	sub write_runtime {	3783	sub write_runtime_sync {
3000	my $runtime = "$LOCALDIR/runtime";	3784	my $t0 = AE::time;
3001		3785
3002	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
3003	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
3004		3788
3005	IO::AIO::aio_utime $runtime, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3006		3790
3007	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
3008		3792
3009	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3010	or return;	3794	or return;
3011		3795
3012	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
3013	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
3014	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
3024	aio_utime $fh, undef, undef;	3808	aio_utime $fh, undef, undef;
3025		3809
3026	close $fh	3810	close $fh
3027	or return;	3811	or return;
3028		3812
3029	aio_rename "$runtime~", $runtime	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3030	and return;	3814	and return;
3031		3815
3032	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3033		3817
3034	1	3818	1
		3819	}
		3820
		3821	our $uuid_lock;
		3822	our $uuid_skip;
		3823
		3824	sub write_uuid_sync($) {
		3825	$uuid_skip ||= $_[0];
		3826
		3827	return if $uuid_lock;
		3828	local $uuid_lock = 1;
		3829
		3830	my $uuid = "$LOCALDIR/uuid";
		3831
		3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3833	or return;
		3834
		3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
		3843	$uuid_skip = 0;
		3844
		3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3846	and return;
		3847
		3848	# always fsync - this file is important
		3849	aio_fsync $fh
		3850	and return;
		3851
		3852	close $fh
		3853	or return;
		3854
		3855	aio_rename "$uuid~", $uuid
		3856	and return;
		3857
		3858	trace "uuid file written ($value).\n";
		3859
		3860	1
		3861
		3862	}
		3863
		3864	sub write_uuid($$) {
		3865	my ($skip, $sync) = @_;
		3866
		3867	$sync ? write_uuid_sync $skip
		3868	: async { write_uuid_sync $skip };
3035	}	3869	}
3036		3870
3037	sub emergency_save() {	3871	sub emergency_save() {
3038	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
3039		3873
3040	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
3041		3880
3042	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
3043	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
3044	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
3045	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
3046	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
3047	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
3048	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
3049	$pl->valid or next;	3890	$pl->valid or next;
		3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3050	$pl->save;	3892	$pl->save;
3051	}	3893	}
3052	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
3053		3895
3054	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
3055	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
3056	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
3057	$map->valid or next;	3901	$map->valid or next;
3058	$map->save;	3902	$map->save;
3059	}	3903	}
3060	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
3061		3905
3062	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
3063	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
3064	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
		3911
		3912	info "emergency_perl_save: begin write uuid\n";
		3913	write_uuid_sync 1;
		3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
3065	};	3934	};
3066		3935
3067	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
3068	}	3937	}
3069		3938
3070	sub post_cleanup {	3939	sub post_cleanup {
3071	my ($make_core) = @_;	3940	my ($make_core) = @_;
3072		3941
		3942	IO::AIO::flush;
		3943
3073	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
3074	if $make_core;	3945	if $make_core;
		3946
		3947	my $fh = pidfile;
		3948	unlink $PIDFILE if <$fh> == $$;
		3949	}
		3950
		3951	# a safer delete_package, copied from Symbol
		3952	sub clear_package($) {
		3953	my $pkg = shift;
		3954
		3955	# expand to full symbol table name if needed
		3956	unless ($pkg =~ /^main::.*::$/) {
		3957	$pkg = "main$pkg" if $pkg =~ /^::/;
		3958	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3959	$pkg .= '::' unless $pkg =~ /::$/;
		3960	}
		3961
		3962	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3963	my $stem_symtab = *{$stem}{HASH};
		3964
		3965	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3966	or return;
		3967
		3968	# clear all symbols
		3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3970	for my $name (keys %$leaf_symtab) {
		3971	_gv_clear *{"$pkg$name"};
		3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3973	}
3075	}	3974	}
3076		3975
3077	sub do_reload_perl() {	3976	sub do_reload_perl() {
3078	# can/must only be called in main	3977	# can/must only be called in main
3079	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
3080	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
3081	return;	3980	return;
3082	}	3981	}
3083		3982
3084	warn "reloading...";	3983	return if $RELOAD++;
3085		3984
3086	warn "entering sync_job";	3985	my $t1 = AE::time;
3087		3986
		3987	while ($RELOAD) {
		3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
		3990
		3991	trace "perl_reload: entering sync_job";
		3992
3088	cf::sync_job {	3993	cf::sync_job {
3089	cf::write_runtime; # external watchdog should not bark
3090	cf::emergency_save;	3994	#cf::emergency_save;
3091	cf::write_runtime; # external watchdog should not bark
3092		3995
3093	warn "syncing database to disk";
3094	BDB::db_env_txn_checkpoint $DB_ENV;
3095
3096	# if anything goes wrong in here, we should simply crash as we already saved
3097
3098	warn "cancelling all WF_AUTOCANCEL watchers";
3099	for (Event::all_watchers) {
3100	$_->cancel if $_->data & WF_AUTOCANCEL;
3101	}
3102
3103	warn "flushing outstanding aio requests";
3104	for (;;) {
3105	BDB::flush;
3106	IO::AIO::flush;
3107	Coro::cede;
3108	last unless IO::AIO::nreqs || BDB::nreqs;
3109	warn "iterate...";
3110	}
3111
3112	++$RELOAD;
3113
3114	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
3115	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3116	%EXT_CORO = ();	3998	%EXT_CORO = ();
3117		3999
3118	warn "removing commands";	4000	trace "perl_reload: removing commands";
3119	%COMMAND = ();	4001	%COMMAND = ();
3120		4002
3121	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3122	%EXTCMD = ();	4004	%EXTCMD = ();
3123	%EXTICMD = ();	4005	%EXTICMD = ();
3124		4006
3125	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3126	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3127	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3128		4010
3129	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3130	eval {	4012	eval {
3131	$cb->($pkg);	4013	$cb->($pkg);
3132	1	4014	1
3133	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
		4016	}
		4017
		4018	trace "... clearing $pkg";
		4019	clear_package $pkg;
3134	}	4020	}
3135		4021
3136	warn "... nuking $pkg";
3137	Symbol::delete_package $pkg;
3138	}
3139
3140	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3141	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3142	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3143		4025
3144	warn "... unloading $k";	4026	trace "... unloading $k";
3145	delete $INC{$k};	4027	delete $INC{$k};
3146		4028
3147	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3148	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3149		4031
3150	if (my $cb = $k->can ("unload_module")) {	4032	if (my $cb = $k->can ("unload_module")) {
3151	$cb->();	4033	$cb->();
		4034	}
		4035
		4036	clear_package $k;
3152	}	4037	}
3153		4038
3154	Symbol::delete_package $k;
3155	}
3156
3157	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3158	Symbol::delete_package "safe::$_"	4040	clear_package "safe::$_"
3159	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3160		4042
3161	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3162	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3163	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3164		4046
3165	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3166	# and global variables created in xs	4048	# and global variables created in xs
3167	#Symbol::delete_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3168		4050
3169	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3170		4052
3171	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3172	require cf;	4054	require cf;
3173	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3174		4056
3175	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3176	cf::cfg_load;	4058	cf::reload_config;
3177		4059
3178	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3179	cf::load_extensions;	4061	cf::load_extensions;
3180		4062
		4063	if ($REATTACH_ON_RELOAD) {
3181	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3182	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3183	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3184	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3185	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3186	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
3187		4071
3188	warn "leaving sync_job";	4072	cf::_post_init 1;
3189		4073
		4074	trace "perl_reload: leaving sync_job";
		4075
3190	1	4076	1
3191	} or do {	4077	} or do {
3192	warn $@;	4078	error $@;
3193	warn "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
3194	exit 1;	4080	};
		4081
		4082	--$RELOAD;
3195	};	4083	}
3196		4084
3197	warn "reloaded";	4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
3198	};	4087	};
3199		4088
3200	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3201		4090
3202	sub reload_perl() {	4091	sub reload_perl() {
3203	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
3204	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3205		4094
3206	$RELOAD_WATCHER ||= Event->timer (	4095	$RELOAD_WATCHER ||= cf::async {
3207	reentrant => 0,	4096	Coro::AIO::aio_wait cache_extensions;
3208	after => 0,	4097
3209	data => WF_AUTOCANCEL,	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3210	cb => sub {
3211	do_reload_perl;	4099	do_reload_perl;
3212	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
3213	},	4101	};
3214	);	4102	};
3215	}	4103	}
3216		4104
3217	register_command "reload" => sub {	4105	register_command "reload" => sub {
3218	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
3219		4107
3220	if ($who->flag (FLAG_WIZ)) {	4108	if ($who->flag (FLAG_WIZ)) {
3221	$who->message ("reloading server.");	4109	$who->message ("reloading server.");
		4110	async {
		4111	$Coro::current->{desc} = "perl_reload";
3222	async { reload_perl };	4112	reload_perl;
		4113	};
3223	}	4114	}
3224	};	4115	};
3225		4116
3226	unshift @INC, $LIBDIR;	4117	#############################################################################
3227		4118
3228	my $bug_warning = 0;	4119	my $bug_warning = 0;
3229		4120
3230	our @WAIT_FOR_TICK;
3231	our @WAIT_FOR_TICK_BEGIN;
3232
3233	sub wait_for_tick {	4121	sub wait_for_tick() {
3234	return unless $TICK_WATCHER->is_active;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3235	return if $Coro::current == $Coro::main;
3236		4123
3237	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3238	push @WAIT_FOR_TICK, $signal;
3239	$signal->wait;
3240	}	4125	}
3241		4126
3242	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3243	return unless $TICK_WATCHER->is_active;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3244	return if $Coro::current == $Coro::main;
3245		4129
3246	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3247	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3248	$signal->wait;	4132	$signal->wait;
3249	}	4133	}
3250		4134
3251	my $min = 1e6;#d#	4135	sub tick {
3252	my $avg = 10;
3253	$TICK_WATCHER = Event->timer (
3254	reentrant => 0,
3255	parked => 1,
3256	prio => 0,
3257	at => $NEXT_TICK || $TICK,
3258	data => WF_AUTOCANCEL,
3259	cb => sub {
3260	if ($Coro::current != $Coro::main) {	4136	if ($Coro::current != $Coro::main) {
3261	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3262	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3263	return;	4139	return;
3264	}	4140	}
3265		4141
3266	$NOW = $tick_start = Event::time;	4142	cf::one_tick; # one server iteration
3267		4143
3268	cf::server_tick; # one server iteration	4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3269		4145
3270	0 && sync_job {#d#	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3271	for(1..10) {	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3272	my $t = Event::time;	4148	Coro::async_pool {
3273	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4149	$Coro::current->{desc} = "runtime saver";
3274	or die;	4150	write_runtime_sync
3275		4151	or error "ERROR: unable to write runtime file: $!";
3276	$map->width (50);
3277	$map->height (50);
3278	$map->alloc;
3279	$map->_load_objects ("/tmp/x.map", 1);
3280	my $t = Event::time - $t;
3281
3282	#next unless $t < 0.0013;#d#
3283	if ($t < $min) {
3284	$min = $t;
3285	}
3286	$avg = $avg * 0.99 + $t * 0.01;
3287	}
3288	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3289	exit 0;
3290	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3291	};	4152	};
		4153	}
3292		4154
3293	$RUNTIME += $TICK;
3294	$NEXT_TICK += $TICK;
3295
3296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3297	$NEXT_RUNTIME_WRITE = $NOW + 10;
3298	Coro::async_pool {
3299	write_runtime
3300	or warn "ERROR: unable to write runtime file: $!";
3301	};
3302	}
3303
3304	# my $AFTER = Event::time;
3305	# warn $AFTER - $NOW;#d#
3306
3307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3308	$sig->send;	4156	$sig->send;
3309	}	4157	}
3310	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3311	$sig->send;
3312	}
3313		4159
3314	$NOW = Event::time;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3315
3316	# if we are delayed by four ticks or more, skip them all
3317	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3318
3319	$TICK_WATCHER->at ($NEXT_TICK);
3320	$TICK_WATCHER->start;
3321
3322	$LOAD = ($NOW - $tick_start) / $TICK;
3323	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3324		4162
3325	_post_tick;	4163	if (0) {
3326		4164	if ($NEXT_TICK) {
3327		4165	my $jitter = $TICK_START - $NEXT_TICK;
		4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4167	debug "jitter $JITTER\n";#d#
		4168	}
3328	},	4169	}
3329	);	4170	}
3330		4171
3331	{	4172	{
3332	BDB::max_poll_time $TICK * 0.1;	4173	# configure BDB
3333	$BDB_POLL_WATCHER = Event->io (	4174
3334	reentrant => 0,
3335	fd => BDB::poll_fileno,
3336	poll => 'r',
3337	prio => 0,
3338	data => WF_AUTOCANCEL,
3339	cb => \&BDB::poll_cb,
3340	);
3341	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3342		4176	BDB::max_poll_reqs $TICK * 0.1;
3343	BDB::set_sync_prepare {	4177	$AnyEvent::BDB::WATCHER->priority (1);
3344	my $status;
3345	my $current = $Coro::current;
3346	(
3347	sub {
3348	$status = $!;
3349	$current->ready; undef $current;
3350	},
3351	sub {
3352	Coro::schedule while defined $current;
3353	$! = $status;
3354	},
3355	)
3356	};
3357		4178
3358	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3359	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
		4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4183	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4184	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4185	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3360		4186
3361	cf::sync_job {	4187	cf::sync_job {
3362	eval {	4188	eval {
3363	BDB::db_env_open	4189	BDB::db_env_open
3364	$DB_ENV,	4190	$DB_ENV,
…		…
3366	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4192	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3367	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4193	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3368	0666;	4194	0666;
3369		4195
3370	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4196	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3371
3372	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3373	$DB_ENV->set_lk_detect;
3374	};	4197	};
3375		4198
3376	cf::cleanup "db_env_open(db): $@" if $@;	4199	cf::cleanup "db_env_open(db): $@" if $@;
3377	};	4200	};
3378	}	4201	}
		4202
		4203	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4204	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4205	};
		4206	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4207	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4208	};
		4209	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4210	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4211	};
3379	}	4212	}
3380		4213
3381	{	4214	{
		4215	# configure IO::AIO
		4216
3382	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3383
3384	undef $Coro::AIO::WATCHER;
3385	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3386	$AIO_POLL_WATCHER = Event->io (	4219	undef $AnyEvent::AIO::WATCHER;
3387	reentrant => 0,
3388	data => WF_AUTOCANCEL,
3389	fd => IO::AIO::poll_fileno,
3390	poll => 'r',
3391	prio => 6,
3392	cb => \&IO::AIO::poll_cb,
3393	);
3394	}	4220	}
3395		4221
3396	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3397		4224
3398	sub _log_backtrace {	4225	sub _log_backtrace {
3399	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3400		4227
3401	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3402		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3403	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3404	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3405	++$_log_backtrace;	4236	++$_log_backtrace;
		4237	my $perl_bt = Carp::longmess $msg;
3406	async {	4238	async {
		4239	$Coro::current->{desc} = "abt $msg";
		4240
3407	my @bt = fork_call {	4241	my @bt = fork_call {
3408	@addr = map { sprintf "%x", $_ } @addr;	4242	@addr = map { sprintf "%x", $_ } @addr;
3409	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4243	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3410	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4244	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3411	or die "addr2line: $!";	4245	or die "addr2line: $!";
…		…
3419	}	4253	}
3420		4254
3421	@funcs	4255	@funcs
3422	};	4256	};
3423		4257
3424	LOG llevInfo, "[ABT] $msg\n";	4258	LOG llevInfo, "[ABT] $perl_bt\n";
		4259	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3425	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3426	--$_log_backtrace;	4261	--$_log_backtrace;
3427	};	4262	};
3428	} else {	4263	} else {
3429	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3430	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3431	}	4266	}
3432	}	4267	}
3433		4268
3434	# load additional modules	4269	# load additional modules
3435	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3436		4272
3437	END { cf::emergency_save }	4273	END { cf::emergency_save }
3438		4274
3439	1	4275	1
3440		4276

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