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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.317 by root, Mon Jul 23 23:38:17 2007 UTC vs.
Revision 1.573 by root, Sun May 8 12:40:42 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	cf::cede_to_tick;
1921	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
1922	Coro::cede;
1923	$self->activate;
1924	}	2246	}
1925		2247
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2248	$self->{last_save} = $cf::RUNTIME;
		2249	$self->last_access ($cf::RUNTIME);
1927	}	2250	}
1928		2251
1929	$self->post_load;	2252	$self->post_load;
1930	}
1931		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
1932	sub customise_for {	2260	sub customise_for {
1933	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
1934		2262
1935	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
1936	if $self->per_player;	2264	if $self->per_player;
…		…
1940		2268
1941	$self	2269	$self
1942	}	2270	}
1943		2271
1944	# find and load all maps in the 3x3 area around a map	2272	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2273	sub load_neighbours {
1946	my ($map) = @_;	2274	my ($map) = @_;
1947		2275
1948	my @diag; # diagonal neighbours	2276	my @neigh; # diagonal neighbours
1949		2277
1950	for (0 .. 3) {	2278	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2279	my $neigh = $map->tile_path ($_)
1952	or next;	2280	or next;
1953	$neigh = find $neigh, $map	2281	$neigh = find $neigh, $map
1954	or next;	2282	or next;
1955	$neigh->load;	2283	$neigh->load;
1956		2284
		2285	# now find the diagonal neighbours
		2286	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2287	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2288	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2289	}
1960		2290
1961	for (@diag) {	2291	for (grep defined $_->[0], @neigh) {
		2292	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2293	my $neigh = find $path, $origin
1963	or next;	2294	or next;
1964	$neigh->load;	2295	$neigh->load;
1965	}	2296	}
1966	}	2297	}
1967		2298
1968	sub find_sync {	2299	sub find_sync {
1969	my ($path, $origin) = @_;	2300	my ($path, $origin) = @_;
1970		2301
1971	cf::sync_job { find $path, $origin }	2302	# it's a bug to call this from the main context
		2303	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2304	if $Coro::current == $Coro::main;
		2305
		2306	find $path, $origin
1972	}	2307	}
1973		2308
1974	sub do_load_sync {	2309	sub do_load_sync {
1975	my ($map) = @_;	2310	my ($map) = @_;
1976		2311
1977	cf::sync_job { $map->load };	2312	# it's a bug to call this from the main context
		2313	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2314	if $Coro::current == $Coro::main;
		2315
		2316	$map->load;
1978	}	2317	}
1979		2318
1980	our %MAP_PREFETCH;	2319	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2320	our $MAP_PREFETCHER = undef;
1982		2321
1983	sub find_async {	2322	sub find_async {
1984	my ($path, $origin) = @_;	2323	my ($path, $origin, $load) = @_;
1985		2324
1986	$path = normalise $path, $origin && $origin->{path};	2325	$path = normalise $path, $origin;
1987		2326
1988	if (my $map = $cf::MAP{$path}) {	2327	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2328	return $map if !$load || $map->linkable;
1990	}	2329	}
1991		2330
1992	undef $MAP_PREFETCH{$path};	2331	$MAP_PREFETCH{$path} |= $load;
		2332
1993	$MAP_PREFETCHER ||= cf::async {	2333	$MAP_PREFETCHER ||= cf::async {
		2334	$Coro::current->{desc} = "map prefetcher";
		2335
1994	while (%MAP_PREFETCH) {	2336	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2337	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2338	if (my $map = find $k) {
1997	$map->load;	2339	$map->load if $v;
1998	}	2340	}
1999		2341
2000	delete $MAP_PREFETCH{$path};	2342	delete $MAP_PREFETCH{$k};
2001	}	2343	}
2002	}	2344	}
2003	undef $MAP_PREFETCHER;	2345	undef $MAP_PREFETCHER;
2004	};	2346	};
2005	$MAP_PREFETCHER->prio (6);	2347	$MAP_PREFETCHER->prio (6);
2006		2348
2007	()	2349	()
2008	}	2350	}
2009		2351
		2352	# common code, used by both ->save and ->swapout
2010	sub save {	2353	sub _save {
2011	my ($self) = @_;	2354	my ($self) = @_;
2012
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;
2014		2355
2015	$self->{last_save} = $cf::RUNTIME;	2356	$self->{last_save} = $cf::RUNTIME;
2016		2357
2017	return unless $self->dirty;	2358	return unless $self->dirty;
2018		2359
…		…
2024	return if $self->{deny_save};	2365	return if $self->{deny_save};
2025		2366
2026	local $self->{last_access} = $self->last_access;#d#	2367	local $self->{last_access} = $self->last_access;#d#
2027		2368
2028	cf::async {	2369	cf::async {
		2370	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2371	$_->contr->save for $self->players;
2030	};	2372	};
		2373
		2374	cf::get_slot 0.02;
2031		2375
2032	if ($uniq) {	2376	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2377	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2378	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2379	} else {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2037	}	2381	}
2038	}	2382	}
2039		2383
		2384	sub save {
		2385	my ($self) = @_;
		2386
		2387	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2388
		2389	$self->_save;
		2390	}
		2391
2040	sub swap_out {	2392	sub swap_out {
2041	my ($self) = @_;	2393	my ($self) = @_;
2042		2394
2043	# save first because save cedes
2044	$self->save;
2045
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2396
		2397	return if !$self->linkable;
		2398	return if $self->{deny_save};
2048	return if $self->players;	2399	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;
2050	return if $self->{deny_save};
2051		2400
		2401	# first deactivate the map and "unlink" it from the core
		2402	$self->deactivate;
		2403	$_->clear_links_to ($self) for values %cf::MAP;
		2404	$self->state (cf::MAP_SWAPPED);
		2405
		2406	# then atomically save
		2407	$self->_save;
		2408
		2409	# then free the map
2052	$self->clear;	2410	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2411	}
2055		2412
2056	sub reset_at {	2413	sub reset_at {
2057	my ($self) = @_;	2414	my ($self) = @_;
2058		2415
…		…
2076		2433
2077	my $lock = cf::lock_acquire "map_data:$self->{path}";	2434	my $lock = cf::lock_acquire "map_data:$self->{path}";
2078		2435
2079	return if $self->players;	2436	return if $self->players;
2080		2437
2081	warn "resetting map ", $self->path;	2438	cf::trace "resetting map ", $self->path, "\n";
2082		2439
2083	$self->in_memory (cf::MAP_SWAPPED);	2440	$self->state (cf::MAP_SWAPPED);
2084		2441
2085	# need to save uniques path	2442	# need to save uniques path
2086	unless ($self->{deny_save}) {	2443	unless ($self->{deny_save}) {
2087	my $uniq = $self->uniq_path; utf8::encode $uniq;	2444	my $uniq = $self->uniq_path; utf8::encode $uniq;
2088		2445
…		…
2090	if $uniq;	2447	if $uniq;
2091	}	2448	}
2092		2449
2093	delete $cf::MAP{$self->path};	2450	delete $cf::MAP{$self->path};
2094		2451
		2452	$self->deactivate;
		2453	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2454	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2455
2099	$self->unlink_save;	2456	$self->unlink_save;
2100	$self->destroy;	2457	$self->destroy;
2101	}	2458	}
2102		2459
2103	my $nuke_counter = "aaaa";	2460	my $nuke_counter = "aaaa";
2104		2461
2105	sub nuke {	2462	sub nuke {
2106	my ($self) = @_;	2463	my ($self) = @_;
2107		2464
		2465	{
		2466	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2467
2108	delete $cf::MAP{$self->path};	2468	delete $cf::MAP{$self->path};
2109		2469
2110	$self->unlink_save;	2470	$self->unlink_save;
2111		2471
2112	bless $self, "cf::map";	2472	bless $self, "cf::map::wrap";
2113	delete $self->{deny_reset};	2473	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2474	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2475	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2476	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2477
2118	$cf::MAP{$self->path} = $self;	2478	$cf::MAP{$self->path} = $self;
		2479	}
2119		2480
2120	$self->reset; # polite request, might not happen	2481	$self->reset; # polite request, might not happen
2121	}	2482	}
2122		2483
2123	=item $maps = cf::map::tmp_maps	2484	=item $maps = cf::map::tmp_maps
…		…
2165		2526
2166	sub unique_maps() {	2527	sub unique_maps() {
2167	[	2528	[
2168	map {	2529	map {
2169	utf8::decode $_;	2530	utf8::decode $_;
2170	/\.map$/	2531	s/\.map$//; # TODO future compatibility hack
		2532	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2533	? ()
2171	? normalise $_	2534	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2535	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2536	]
2175	}	2537	}
2176		2538
2177	package cf;	2539	=item cf::map::static_maps
		2540
		2541	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2542	file in the shared directory excluding F</styles> and F</editor>). May
		2543	block.
		2544
		2545	=cut
		2546
		2547	sub static_maps() {
		2548	my @dirs = "";
		2549	my @maps;
		2550
		2551	while (@dirs) {
		2552	my $dir = shift @dirs;
		2553
		2554	next if $dir eq "/styles" || $dir eq "/editor";
		2555
		2556	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2557	or return;
		2558
		2559	for (@$files) {
		2560	s/\.map$// or next;
		2561	utf8::decode $_;
		2562	push @maps, "$dir/$_";
		2563	}
		2564
		2565	push @dirs, map "$dir/$_", @$dirs;
		2566	}
		2567
		2568	\@maps
		2569	}
2178		2570
2179	=back	2571	=back
2180		2572
2181	=head3 cf::object	2573	=head3 cf::object
2182		2574
…		…
2186		2578
2187	=over 4	2579	=over 4
2188		2580
2189	=item $ob->inv_recursive	2581	=item $ob->inv_recursive
2190		2582
2191	Returns the inventory of the object _and_ their inventories, recursively.	2583	Returns the inventory of the object I<and> their inventories, recursively,
		2584	but I<not> the object itself.
2192		2585
2193	=cut	2586	=cut
2194		2587
2195	sub inv_recursive_;	2588	sub inv_recursive_;
2196	sub inv_recursive_ {	2589	sub inv_recursive_ {
…		…
2199		2592
2200	sub inv_recursive {	2593	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2594	inv_recursive_ inv $_[0]
2202	}	2595	}
2203		2596
		2597	=item $ref = $ob->ref
		2598
		2599	Creates and returns a persistent reference to an object that can be stored as a string.
		2600
		2601	=item $ob = cf::object::deref ($refstring)
		2602
		2603	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2604	even if the object actually exists. May block.
		2605
		2606	=cut
		2607
		2608	sub deref {
		2609	my ($ref) = @_;
		2610
		2611	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2612	my ($uuid, $name) = ($1, $2);
		2613	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2614	or return;
		2615	$pl->ob->uuid eq $uuid
		2616	or return;
		2617
		2618	$pl->ob
		2619	} else {
		2620	warn "$ref: cannot resolve object reference\n";
		2621	undef
		2622	}
		2623	}
		2624
2204	package cf;	2625	package cf;
2205		2626
2206	=back	2627	=back
2207		2628
2208	=head3 cf::object::player	2629	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2635	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	2636	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2637	dialogue with the given NPC character.
2217		2638
2218	=cut	2639	=cut
		2640
		2641	our $SAY_CHANNEL = {
		2642	id => "say",
		2643	title => "Map",
		2644	reply => "say ",
		2645	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2646	};
		2647
		2648	our $CHAT_CHANNEL = {
		2649	id => "chat",
		2650	title => "Chat",
		2651	reply => "chat ",
		2652	tooltip => "Player chat and shouts, global to the server.",
		2653	};
2219		2654
2220	# rough implementation of a future "reply" method that works	2655	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2656	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2657	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2658	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2670	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2671	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2672
2238	} else {	2673	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2674	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2675	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2676	}
2242	}	2677	}
		2678	}
		2679
		2680	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2681
		2682	=cut
		2683
		2684	sub cf::object::send_msg {
		2685	my $pl = shift->contr
		2686	or return;
		2687	$pl->send_msg (@_);
2243	}	2688	}
2244		2689
2245	=item $player_object->may ("access")	2690	=item $player_object->may ("access")
2246		2691
2247	Returns wether the given player is authorized to access resource "access"	2692	Returns wether the given player is authorized to access resource "access"
…		…
2260		2705
2261	=item $player_object->enter_link	2706	=item $player_object->enter_link
2262		2707
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2708	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2709
2265	The player should be reasonably safe there for short amounts of time. You	2710	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.	2711	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2712	though, as the player cannot control the character while it is on the link
		2713	map.
2267		2714
2268	Will never block.	2715	Will never block.
2269		2716
2270	=item $player_object->leave_link ($map, $x, $y)	2717	=item $player_object->leave_link ($map, $x, $y)
2271		2718
…		…
2291	sub cf::object::player::enter_link {	2738	sub cf::object::player::enter_link {
2292	my ($self) = @_;	2739	my ($self) = @_;
2293		2740
2294	$self->deactivate_recursive;	2741	$self->deactivate_recursive;
2295		2742
		2743	++$self->{_link_recursion};
		2744
2296	return if UNIVERSAL::isa $self->map, "ext::map_link";	2745	return if UNIVERSAL::isa $self->map, "ext::map_link";
2297		2746
2298	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2747	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2299	if $self->map && $self->map->{path} ne "{link}";	2748	if $self->map && $self->map->{path} ne "{link}";
2300		2749
2301	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2750	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2302	}	2751	}
2303		2752
2304	sub cf::object::player::leave_link {	2753	sub cf::object::player::leave_link {
2305	my ($self, $map, $x, $y) = @_;	2754	my ($self, $map, $x, $y) = @_;
2306		2755
…		…
2323	($x, $y) = (-1, -1)	2772	($x, $y) = (-1, -1)
2324	unless (defined $x) && (defined $y);	2773	unless (defined $x) && (defined $y);
2325		2774
2326	# use -1 or undef as default coordinates, not 0, 0	2775	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2776	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2777	if $x <= 0 && $y <= 0;
2329		2778
2330	$map->load;	2779	$map->load;
2331	$map->load_diag;	2780	$map->load_neighbours;
2332		2781
2333	return unless $self->contr->active;	2782	return unless $self->contr->active;
2334	$self->activate_recursive;
2335		2783
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2784	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2785	if ($self->enter_map ($map, $x, $y)) {
2338	}	2786	# entering was successful
		2787	delete $self->{_link_recursion};
		2788	# only activate afterwards, to support waiting in hooks
		2789	$self->activate_recursive;
		2790	}
2339		2791
		2792	}
		2793
2340	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2794	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2341		2795
2342	Moves the player to the given map-path and coordinates by first freezing	2796	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	2797	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	2798	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	2799	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2800	be called at the end of this process.
2347		2801
		2802	Note that $check will be called with a potentially non-loaded map, so if
		2803	it needs a loaded map it has to call C<< ->load >>.
		2804
2348	=cut	2805	=cut
2349		2806
2350	our $GOTOGEN;	2807	our $GOTOGEN;
2351		2808
2352	sub cf::object::player::goto {	2809	sub cf::object::player::goto {
2353	my ($self, $path, $x, $y, $check, $done) = @_;	2810	my ($self, $path, $x, $y, $check, $done) = @_;
2354		2811
		2812	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2813	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2814	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2815	($path, $x, $y) = @$EMERGENCY_POSITION;
		2816	}
		2817
2355	# do generation counting so two concurrent goto's will be executed in-order	2818	# do generation counting so two concurrent goto's will be executed in-order
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2819	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2820
2358	$self->enter_link;	2821	$self->enter_link;
2359		2822
2360	(async {	2823	(async {
		2824	$Coro::current->{desc} = "player::goto $path $x $y";
		2825
		2826	# *tag paths override both path and x|y
		2827	if ($path =~ /^\*(.*)$/) {
		2828	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2829	my $ob = $obs[rand @obs];
		2830
		2831	# see if we actually can go there
		2832	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2833	$ob = $obs[rand @obs];
		2834	} else {
		2835	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2836	}
		2837	# else put us there anyways for now #d#
		2838
		2839	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2840	} else {
		2841	($path, $x, $y) = (undef, undef, undef);
		2842	}
		2843	}
		2844
2361	my $map = eval {	2845	my $map = eval {
2362	my $map = cf::map::find $path;	2846	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2363		2847
2364	if ($map) {	2848	if ($map) {
2365	$map = $map->customise_for ($self);	2849	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2850	$map = $check->($map, $x, $y, $self) if $check && $map;
2367	} else {	2851	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2852	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2853	}
2370		2854
2371	$map	2855	$map
2372	};	2856	};
2373		2857
…		…
2379	if ($gen == $self->{_goto_generation}) {	2863	if ($gen == $self->{_goto_generation}) {
2380	delete $self->{_goto_generation};	2864	delete $self->{_goto_generation};
2381	$self->leave_link ($map, $x, $y);	2865	$self->leave_link ($map, $x, $y);
2382	}	2866	}
2383		2867
2384	$done->() if $done;	2868	$done->($self) if $done;
2385	})->prio (1);	2869	})->prio (1);
2386	}	2870	}
2387		2871
2388	=item $player_object->enter_exit ($exit_object)	2872	=item $player_object->enter_exit ($exit_object)
2389		2873
…		…
2409	}	2893	}
2410		2894
2411	sub prepare_random_map {	2895	sub prepare_random_map {
2412	my ($exit) = @_;	2896	my ($exit) = @_;
2413		2897
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2898	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2899	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2900	# that depends on the exit object
2419		2901
2420	my $rmp = parse_random_map_params $exit->msg;	2902	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2904	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2905	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2906	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2907	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2908	$rmp->{origin_y} = $exit->y;
		2909
		2910	$exit->map->touch;
2427	}	2911	}
2428		2912
2429	$rmp->{random_seed} ||= $exit->random_seed;	2913	$rmp->{random_seed} ||= $exit->random_seed;
2430		2914
2431	my $data = cf::to_json $rmp;	2915	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2916	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2917	my $meta = "$RANDOMDIR/$md5.meta";
2434		2918
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2919	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2920	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2921	undef $fh;
2438	aio_rename "$meta~", $meta;	2922	aio_rename "$meta~", $meta;
2439		2923
		2924	my $slaying = "?random/$md5";
		2925
		2926	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2927	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2928	$exit->msg (undef);
		2929	}
2442	}	2930	}
2443	}	2931	}
2444		2932
2445	sub cf::object::player::enter_exit {	2933	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2934	my ($self, $exit) = @_;
2447		2935
2448	return unless $self->type == cf::PLAYER;	2936	return unless $self->type == cf::PLAYER;
2449		2937
2450	if ($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;	2938	$self->enter_link;
2462		2939
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 {	2940	(async {
2468	$self->deactivate_recursive; # just to be sure	2941	$Coro::current->{desc} = "enter_exit";
		2942
2469	unless (eval {	2943	unless (eval {
		2944	$self->deactivate_recursive; # just to be sure
		2945
		2946	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2947	my $x = $exit->stats->hp;
		2948	my $y = $exit->stats->sp;
		2949
		2950	# special map handling
		2951	my $slaying = $exit->slaying;
		2952
		2953	# special map handling
		2954	if ($slaying eq "/!") {
		2955	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2956
		2957	prepare_random_map $exit
		2958	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2959
		2960	$map = $exit->slaying;
		2961
		2962	} elsif ($slaying eq '!up') {
		2963	$map = $exit->map->tile_path (cf::TILE_UP);
		2964	$x = $exit->x;
		2965	$y = $exit->y;
		2966
		2967	} elsif ($slaying eq '!down') {
		2968	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2969	$x = $exit->x;
		2970	$y = $exit->y;
		2971	}
		2972
2470	$self->goto ($slaying, $hp, $sp);	2973	$self->goto ($map, $x, $y);
2471		2974
		2975	# if exit is damned, update players death & WoR home-position
		2976	$self->contr->savebed ($map, $x, $y)
		2977	if $exit->flag (cf::FLAG_DAMNED);
		2978
2472	1;	2979	1
2473	}) {	2980	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2981	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2982	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2983	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2984	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2985
2479	warn "ERROR in enter_exit: $@";	2986	error "ERROR in enter_exit: $@";
2480	$self->leave_link;	2987	$self->leave_link;
2481	}	2988	}
2482	})->prio (1);	2989	})->prio (1);
2483	}	2990	}
2484		2991
…		…
2496	sub cf::client::send_drawinfo {	3003	sub cf::client::send_drawinfo {
2497	my ($self, $text, $flags) = @_;	3004	my ($self, $text, $flags) = @_;
2498		3005
2499	utf8::encode $text;	3006	utf8::encode $text;
2500	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3007	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3008	}
		3009
		3010	=item $client->send_big_packet ($pkt)
		3011
		3012	Like C<send_packet>, but tries to compress large packets, and fragments
		3013	them as required.
		3014
		3015	=cut
		3016
		3017	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3018
		3019	sub cf::client::send_big_packet {
		3020	my ($self, $pkt) = @_;
		3021
		3022	# try lzf for large packets
		3023	$pkt = "lzf " . Compress::LZF::compress $pkt
		3024	if 1024 <= length $pkt and $self->{can_lzf};
		3025
		3026	# split very large packets
		3027	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3028	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3029	$pkt = "frag";
		3030	}
		3031
		3032	$self->send_packet ($pkt);
2501	}	3033	}
2502		3034
2503	=item $client->send_msg ($channel, $msg, $color, [extra...])	3035	=item $client->send_msg ($channel, $msg, $color, [extra...])
2504		3036
2505	Send a drawinfo or msg packet to the client, formatting the msg for the	3037	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	3039	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	3040	the message unless the client supports the msg packet.
2509		3041
2510	=cut	3042	=cut
2511		3043
		3044	# non-persistent channels (usually the info channel)
		3045	our %CHANNEL = (
		3046	"c/motd" => {
		3047	id => "infobox",
		3048	title => "MOTD",
		3049	reply => undef,
		3050	tooltip => "The message of the day",
		3051	},
		3052	"c/identify" => {
		3053	id => "infobox",
		3054	title => "Identify",
		3055	reply => undef,
		3056	tooltip => "Items recently identified",
		3057	},
		3058	"c/examine" => {
		3059	id => "infobox",
		3060	title => "Examine",
		3061	reply => undef,
		3062	tooltip => "Signs and other items you examined",
		3063	},
		3064	"c/shopinfo" => {
		3065	id => "infobox",
		3066	title => "Shop Info",
		3067	reply => undef,
		3068	tooltip => "What your bargaining skill tells you about the shop",
		3069	},
		3070	"c/book" => {
		3071	id => "infobox",
		3072	title => "Book",
		3073	reply => undef,
		3074	tooltip => "The contents of a note or book",
		3075	},
		3076	"c/lookat" => {
		3077	id => "infobox",
		3078	title => "Look",
		3079	reply => undef,
		3080	tooltip => "What you saw there",
		3081	},
		3082	"c/who" => {
		3083	id => "infobox",
		3084	title => "Players",
		3085	reply => undef,
		3086	tooltip => "Shows players who are currently online",
		3087	},
		3088	"c/body" => {
		3089	id => "infobox",
		3090	title => "Body Parts",
		3091	reply => undef,
		3092	tooltip => "Shows which body parts you posess and are available",
		3093	},
		3094	"c/statistics" => {
		3095	id => "infobox",
		3096	title => "Statistics",
		3097	reply => undef,
		3098	tooltip => "Shows your primary statistics",
		3099	},
		3100	"c/skills" => {
		3101	id => "infobox",
		3102	title => "Skills",
		3103	reply => undef,
		3104	tooltip => "Shows your experience per skill and item power",
		3105	},
		3106	"c/shopitems" => {
		3107	id => "infobox",
		3108	title => "Shop Items",
		3109	reply => undef,
		3110	tooltip => "Shows the items currently for sale in this shop",
		3111	},
		3112	"c/resistances" => {
		3113	id => "infobox",
		3114	title => "Resistances",
		3115	reply => undef,
		3116	tooltip => "Shows your resistances",
		3117	},
		3118	"c/pets" => {
		3119	id => "infobox",
		3120	title => "Pets",
		3121	reply => undef,
		3122	tooltip => "Shows information abotu your pets/a specific pet",
		3123	},
		3124	"c/perceiveself" => {
		3125	id => "infobox",
		3126	title => "Perceive Self",
		3127	reply => undef,
		3128	tooltip => "You gained detailed knowledge about yourself",
		3129	},
		3130	"c/uptime" => {
		3131	id => "infobox",
		3132	title => "Uptime",
		3133	reply => undef,
		3134	tooltip => "How long the server has been running since last restart",
		3135	},
		3136	"c/mapinfo" => {
		3137	id => "infobox",
		3138	title => "Map Info",
		3139	reply => undef,
		3140	tooltip => "Information related to the maps",
		3141	},
		3142	"c/party" => {
		3143	id => "party",
		3144	title => "Party",
		3145	reply => "gsay ",
		3146	tooltip => "Messages and chat related to your party",
		3147	},
		3148	"c/death" => {
		3149	id => "death",
		3150	title => "Death",
		3151	reply => undef,
		3152	tooltip => "Reason for and more info about your most recent death",
		3153	},
		3154	"c/say" => $SAY_CHANNEL,
		3155	"c/chat" => $CHAT_CHANNEL,
		3156	);
		3157
2512	sub cf::client::send_msg {	3158	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	3159	my ($self, $channel, $msg, $color, @extra) = @_;
2514		3160
2515	$msg = $self->pl->expand_cfpod ($msg);	3161	$msg = $self->pl->expand_cfpod ($msg)
		3162	unless $color & cf::NDI_VERBATIM;
2516		3163
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	3164	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		3165
		3166	# check predefined channels, for the benefit of C
		3167	if ($CHANNEL{$channel}) {
		3168	$channel = $CHANNEL{$channel};
		3169
		3170	$self->ext_msg (channel_info => $channel);
		3171	$channel = $channel->{id};
		3172
2519	if (ref $channel) {	3173	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	3174	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	3175	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	3176	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => %$channel);	3177	$self->ext_msg (channel_info => $channel);
2524	}	3178	}
2525		3179
2526	$channel = $channel->{id};	3180	$channel = $channel->{id};
2527	}	3181	}
2528		3182
2529	return unless @extra || length $msg;	3183	return unless @extra || length $msg;
2530		3184
2531	if ($self->can_msg) {	3185	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3186	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	3187	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		3188
2544	if ($color >= 0) {	3189	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	3190	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	3191	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	3192	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3193
2549	$self->send_packet ("drawinfo $color $msg")	3194	$self->send_big_packet ($pkt);
2550	}
2551	}
2552	}
2553	}	3195	}
2554		3196
2555	=item $client->ext_msg ($type, @msg)	3197	=item $client->ext_msg ($type, @msg)
2556		3198
2557	Sends an ext event to the client.	3199	Sends an ext event to the client.
…		…
2559	=cut	3201	=cut
2560		3202
2561	sub cf::client::ext_msg($$@) {	3203	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3204	my ($self, $type, @msg) = @_;
2563		3205
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	3206	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3207	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	3208	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	3209	push @msg, msgtype => "event_$type";
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3211	}
		3212	}
		3213
		3214	=item $client->ext_reply ($msgid, @msg)
		3215
		3216	Sends an ext reply to the client.
		3217
		3218	=cut
		3219
		3220	sub cf::client::ext_reply($$@) {
		3221	my ($self, $id, @msg) = @_;
		3222
		3223	if ($self->extcmd == 2) {
		3224	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3225	} elsif ($self->extcmd == 1) {
		3226	#TODO: version 1, remove
		3227	unshift @msg, msgtype => "reply", msgid => $id;
		3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	3229	}
2572	}	3230	}
2573		3231
2574	=item $success = $client->query ($flags, "text", \&cb)	3232	=item $success = $client->query ($flags, "text", \&cb)
2575		3233
…		…
2636	my ($type, $reply, @payload) =	3294	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	3295	"ARRAY" eq ref $msg
2638	? @$msg	3296	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3297	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3298
		3299	my @reply;
		3300
2641	if (my $cb = $EXTICMD{$type}) {	3301	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3302	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3303	}
		3304
		3305	$ns->ext_reply ($reply, @reply)
		3306	if $reply;
		3307
2647	} else {	3308	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3310	}
2650		3311
2651	cf::override;	3312	cf::override;
2652	},	3313	},
2653	);	3314	);
…		…
2673		3334
2674	$coro	3335	$coro
2675	}	3336	}
2676		3337
2677	cf::client->attach (	3338	cf::client->attach (
2678	on_destroy => sub {	3339	on_client_destroy => sub {
2679	my ($ns) = @_;	3340	my ($ns) = @_;
2680		3341
2681	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2682	},	3343	},
2683	);	3344	);
…		…
2698	our $safe = new Safe "safe";	3359	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
2700		3361
2701	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
2702		3363
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3364	$safe->permit_only (Opcode::opset qw(
		3365	:base_core :base_mem :base_orig :base_math :base_loop
		3366	grepstart grepwhile mapstart mapwhile
		3367	sort time
		3368	));
2704		3369
2705	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
2706		3371
2707	=pod	3372	=pod
2708		3373
2709	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
2710		3375
2711	cf::object	3376	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3377	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3378	insert remove name archname title slaying race decrease split
		3379	value
2714		3380
2715	cf::object::player	3381	cf::object::player
2716	player	3382	player
2717		3383
2718	cf::player	3384	cf::player
…		…
2723		3389
2724	=cut	3390	=cut
2725		3391
2726	for (	3392	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3394	insert remove inv nrof name archname title slaying race
		3395	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
2732	) {	3399	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3402	for @funs;
2737	}	3403	}
2738		3404
…		…
2753		3419
2754	my $qcode = $code;	3420	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
2757		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
2758	local $_;	3427	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3428
2761	my $eval =	3429	my $eval =
2762	"do {\n"	3430	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3433	. $code
2766	. "\n}"	3434	. "\n}"
2767	;	3435	;
2768		3436
		3437	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
2772		3446
2773	if ($@) {	3447	if ($@) {
2774	warn "$@";	3448	warn "$@",
2775	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
2777	}	3451	}
2778		3452
2779	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
2780	}	3454	}
2781		3455
…		…
2795	=cut	3469	=cut
2796		3470
2797	sub register_script_function {	3471	sub register_script_function {
2798	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
2799		3473
2800	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
2802	}	3476	}
2803		3477
2804	=back	3478	=back
2805		3479
2806	=cut	3480	=cut
…		…
2809	# the server's init and main functions	3483	# the server's init and main functions
2810		3484
2811	sub load_facedata($) {	3485	sub load_facedata($) {
2812	my ($path) = @_;	3486	my ($path) = @_;
2813		3487
		3488	# HACK to clear player env face cache, we need some signal framework
		3489	# for this (global event?)
		3490	%ext::player_env::MUSIC_FACE_CACHE = ();
		3491
		3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3493
2814	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
2815		3495
2816	my $facedata;	3496	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		3497
2822	$facedata->{version} == 2	3498	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3500
		3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3503	$facedata->{resource}{"res/exp_table"} = {
		3504	type => FT_RSRC,
		3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
		3507	};
		3508	cf::cede_to_tick;
		3509
2825	{	3510	{
2826	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
2827		3512
2828	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3515
2830	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2834		3521
2835	cf::cede_to_tick;	3522	cf::cede_to_tick;
2836	}	3523	}
2837		3524
2838	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3526	next unless $info->{smooth};
		3527
2840	my $idx = cf::face::find $face	3528	my $idx = cf::face::find $face
2841	or next;	3529	or next;
		3530
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3534	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3536	}
2848		3537
2849	cf::cede_to_tick;	3538	cf::cede_to_tick;
2850	}	3539	}
2851	}	3540	}
…		…
2860		3549
2861	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
2862	}	3551	}
2863		3552
2864	{	3553	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869		3555
2870	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
2871	my $meta = $enc->encode ({	3557	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;	3558	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2878		3559
2879	if ($name =~ /\.(?:jpg|png)$/) {
2880	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3560	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2881	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3561	cf::face::set_type $idx, $info->{type};
2882	} else {	3562	} else {
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3563	$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	}	3564	}
2889		3565
2890	cf::cede_to_tick;	3566	cf::cede_to_tick;
2891	}	3567	}
2892	}	3568	}
2893		3569
		3570	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3571
2894	1	3572	1
2895	}	3573	}
2896		3574
		3575	register_exticmd fx_want => sub {
		3576	my ($ns, $want) = @_;
		3577
		3578	while (my ($k, $v) = each %$want) {
		3579	$ns->fx_want ($k, $v);
		3580	}
		3581	};
		3582
		3583	sub load_resource_file($) {
		3584	my $guard = lock_acquire "load_resource_file";
		3585
		3586	my $status = load_resource_file_ $_[0];
		3587	get_slot 0.1, 100;
		3588	cf::arch::commit_load;
		3589
		3590	$status
		3591	}
		3592
2897	sub reload_regions {	3593	sub reload_regions {
		3594	# HACK to clear player env face cache, we need some signal framework
		3595	# for this (global event?)
		3596	%ext::player_env::MUSIC_FACE_CACHE = ();
		3597
2898	load_resource_file "$MAPDIR/regions"	3598	load_resource_file "$MAPDIR/regions"
2899	or die "unable to load regions file\n";	3599	or die "unable to load regions file\n";
2900		3600
2901	for (cf::region::list) {	3601	for (cf::region::list) {
2902	$_->{match} = qr/$_->{match}/	3602	$_->{match} = qr/$_->{match}/
…		…
2910	}	3610	}
2911		3611
2912	sub reload_archetypes {	3612	sub reload_archetypes {
2913	load_resource_file "$DATADIR/archetypes"	3613	load_resource_file "$DATADIR/archetypes"
2914	or die "unable to load archetypes\n";	3614	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	}	3615	}
2921		3616
2922	sub reload_treasures {	3617	sub reload_treasures {
2923	load_resource_file "$DATADIR/treasures"	3618	load_resource_file "$DATADIR/treasures"
2924	or die "unable to load treasurelists\n";	3619	or die "unable to load treasurelists\n";
2925	}	3620	}
2926		3621
		3622	sub reload_sound {
		3623	trace "loading sound config from $DATADIR/sound\n";
		3624
		3625	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3626
		3627	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3628	my $sound = $soundconf->{compat}[$_]
		3629	or next;
		3630
		3631	my $face = cf::face::find "sound/$sound->[1]";
		3632	cf::sound::set $sound->[0] => $face;
		3633	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3634	}
		3635
		3636	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3637	my $face = cf::face::find "sound/$v";
		3638	cf::sound::set $k => $face;
		3639	}
		3640	}
		3641
2927	sub reload_resources {	3642	sub reload_resources {
2928	warn "reloading resource files...\n";	3643	trace "reloading resource files...\n";
2929		3644
		3645	reload_exp_table;
		3646	reload_materials;
		3647	reload_facedata;
		3648	reload_sound;
		3649	reload_archetypes;
2930	reload_regions;	3650	reload_regions;
2931	reload_facedata;
2932	#reload_archetypes;#d#
2933	reload_archetypes;
2934	reload_treasures;	3651	reload_treasures;
2935		3652
2936	warn "finished reloading resource files\n";	3653	trace "finished reloading resource files\n";
2937	}	3654	}
2938		3655
2939	sub init {	3656	sub reload_config {
2940	reload_resources;	3657	trace "reloading config file...\n";
2941	}
2942		3658
2943	sub cfg_load {	3659	my $config = load_file "$CONFDIR/config";
2944	open my $fh, "<:utf8", "$CONFDIR/config"	3660	utf8::decode $config;
2945	or return;	3661	*CFG = decode_yaml $config;
2946		3662
2947	local $/;
2948	*CFG = YAML::Syck::Load <$fh>;
2949
2950	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3663	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2951		3664
2952	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3665	$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};	3666	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2954		3667
2955	if (exists $CFG{mlockall}) {	3668	if (exists $CFG{mlockall}) {
…		…
2959	};	3672	};
2960	warn $@ if $@;	3673	warn $@ if $@;
2961	}	3674	}
2962	}	3675	}
2963		3676
		3677	sub pidfile() {
		3678	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3679	or die "$PIDFILE: $!";
		3680	flock $fh, &Fcntl::LOCK_EX
		3681	or die "$PIDFILE: flock: $!";
		3682	$fh
		3683	}
		3684
		3685	# make sure only one server instance is running at any one time
		3686	sub atomic {
		3687	my $fh = pidfile;
		3688
		3689	my $pid = <$fh>;
		3690	kill 9, $pid if $pid > 0;
		3691
		3692	seek $fh, 0, 0;
		3693	print $fh $$;
		3694	}
		3695
		3696	sub main_loop {
		3697	trace "EV::loop starting\n";
		3698	if (1) {
		3699	EV::loop;
		3700	}
		3701	trace "EV::loop returned\n";
		3702	goto &main_loop unless $REALLY_UNLOOP;
		3703	}
		3704
2964	sub main {	3705	sub main {
		3706	cf::init_globals; # initialise logging
		3707
		3708	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3709	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3710	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3711	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3712
		3713	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3714
2965	# we must not ever block the main coroutine	3715	# we must not ever block the main coroutine
2966	local $Coro::idle = sub {	3716	local $Coro::idle = sub {
2967	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3717	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2968	(async {	3718	(async {
2969	Event::one_event;	3719	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3720	EV::loop EV::LOOP_ONESHOT;
2970	})->prio (Coro::PRIO_MAX);	3721	})->prio (Coro::PRIO_MAX);
2971	};	3722	};
2972		3723
2973	cfg_load;	3724	evthread_start IO::AIO::poll_fileno;
		3725
		3726	cf::sync_job {
		3727	cf::incloader::init ();
		3728
		3729	cf::init_anim;
		3730	cf::init_attackmess;
		3731	cf::init_dynamic;
		3732
		3733	cf::load_settings;
		3734
		3735	reload_resources;
		3736	reload_config;
2974	db_init;	3737	db_init;
		3738
		3739	cf::init_uuid;
		3740	cf::init_signals;
		3741	cf::init_skills;
		3742
		3743	cf::init_beforeplay;
		3744
		3745	atomic;
		3746
2975	load_extensions;	3747	load_extensions;
2976		3748
2977	$TICK_WATCHER->start;	3749	utime time, time, $RUNTIMEFILE;
2978	Event::loop;	3750
		3751	# no (long-running) fork's whatsoever before this point(!)
		3752	use POSIX ();
		3753	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3754
		3755	cf::_post_init 0;
		3756	};
		3757
		3758	cf::object::thawer::errors_are_fatal 0;
		3759	info "parse errors in files are no longer fatal from this point on.\n";
		3760
		3761	my $free_main; $free_main = EV::idle sub {
		3762	undef $free_main;
		3763	undef &main; # free gobs of memory :)
		3764	};
		3765
		3766	goto &main_loop;
2979	}	3767	}
2980		3768
2981	#############################################################################	3769	#############################################################################
2982	# initialisation and cleanup	3770	# initialisation and cleanup
2983		3771
2984	# install some emergency cleanup handlers	3772	# install some emergency cleanup handlers
2985	BEGIN {	3773	BEGIN {
		3774	our %SIGWATCHER = ();
2986	for my $signal (qw(INT HUP TERM)) {	3775	for my $signal (qw(INT HUP TERM)) {
2987	Event->signal (	3776	$SIGWATCHER{$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";	3777	cf::cleanup "SIG$signal";
2994	},
2995	);	3778	};
2996	}	3779	}
2997	}	3780	}
2998		3781
2999	sub write_runtime {	3782	sub write_runtime_sync {
3000	my $runtime = "$LOCALDIR/runtime";	3783	my $t0 = AE::time;
3001		3784
3002	# first touch the runtime file to show we are still running:	3785	# first touch the runtime file to show we are still running:
3003	# the fsync below can take a very very long time.	3786	# the fsync below can take a very very long time.
3004		3787
3005	IO::AIO::aio_utime $runtime, undef, undef;	3788	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3006		3789
3007	my $guard = cf::lock_acquire "write_runtime";	3790	my $guard = cf::lock_acquire "write_runtime";
3008		3791
3009	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3792	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3010	or return;	3793	or return;
3011		3794
3012	my $value = $cf::RUNTIME + 90 + 10;	3795	my $value = $cf::RUNTIME + 90 + 10;
3013	# 10 is the runtime save interval, for a monotonic clock	3796	# 10 is the runtime save interval, for a monotonic clock
3014	# 60 allows for the watchdog to kill the server.	3797	# 60 allows for the watchdog to kill the server.
…		…
3024	aio_utime $fh, undef, undef;	3807	aio_utime $fh, undef, undef;
3025		3808
3026	close $fh	3809	close $fh
3027	or return;	3810	or return;
3028		3811
3029	aio_rename "$runtime~", $runtime	3812	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3030	and return;	3813	and return;
3031		3814
3032	warn "runtime file written.\n";	3815	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3033		3816
3034	1	3817	1
		3818	}
		3819
		3820	our $uuid_lock;
		3821	our $uuid_skip;
		3822
		3823	sub write_uuid_sync($) {
		3824	$uuid_skip ||= $_[0];
		3825
		3826	return if $uuid_lock;
		3827	local $uuid_lock = 1;
		3828
		3829	my $uuid = "$LOCALDIR/uuid";
		3830
		3831	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3832	or return;
		3833
		3834	my $value = uuid_seq uuid_cur;
		3835
		3836	unless ($value) {
		3837	info "cowardly refusing to write zero uuid value!\n";
		3838	return;
		3839	}
		3840
		3841	my $value = uuid_str $value + $uuid_skip;
		3842	$uuid_skip = 0;
		3843
		3844	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3845	and return;
		3846
		3847	# always fsync - this file is important
		3848	aio_fsync $fh
		3849	and return;
		3850
		3851	close $fh
		3852	or return;
		3853
		3854	aio_rename "$uuid~", $uuid
		3855	and return;
		3856
		3857	trace "uuid file written ($value).\n";
		3858
		3859	1
		3860
		3861	}
		3862
		3863	sub write_uuid($$) {
		3864	my ($skip, $sync) = @_;
		3865
		3866	$sync ? write_uuid_sync $skip
		3867	: async { write_uuid_sync $skip };
3035	}	3868	}
3036		3869
3037	sub emergency_save() {	3870	sub emergency_save() {
3038	my $freeze_guard = cf::freeze_mainloop;	3871	my $freeze_guard = cf::freeze_mainloop;
3039		3872
3040	warn "enter emergency perl save\n";	3873	info "emergency_perl_save: enter\n";
		3874
		3875	# this is a trade-off: we want to be very quick here, so
		3876	# save all maps without fsync, and later call a global sync
		3877	# (which in turn might be very very slow)
		3878	local $USE_FSYNC = 0;
3041		3879
3042	cf::sync_job {	3880	cf::sync_job {
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
3043	# use a peculiar iteration method to avoid tripping on perl	3883	# use a peculiar iteration method to avoid tripping on perl
3044	# refcount bugs in for. also avoids problems with players	3884	# refcount bugs in for. also avoids problems with players
3045	# and maps saved/destroyed asynchronously.	3885	# and maps saved/destroyed asynchronously.
3046	warn "begin emergency player save\n";	3886	info "emergency_perl_save: begin player save\n";
3047	for my $login (keys %cf::PLAYER) {	3887	for my $login (keys %cf::PLAYER) {
3048	my $pl = $cf::PLAYER{$login} or next;	3888	my $pl = $cf::PLAYER{$login} or next;
3049	$pl->valid or next;	3889	$pl->valid or next;
		3890	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3050	$pl->save;	3891	$pl->save;
3051	}	3892	}
3052	warn "end emergency player save\n";	3893	info "emergency_perl_save: end player save\n";
3053		3894
3054	warn "begin emergency map save\n";	3895	cf::write_runtime_sync; # external watchdog should not bark
		3896
		3897	info "emergency_perl_save: begin map save\n";
3055	for my $path (keys %cf::MAP) {	3898	for my $path (keys %cf::MAP) {
3056	my $map = $cf::MAP{$path} or next;	3899	my $map = $cf::MAP{$path} or next;
3057	$map->valid or next;	3900	$map->valid or next;
3058	$map->save;	3901	$map->save;
3059	}	3902	}
3060	warn "end emergency map save\n";	3903	info "emergency_perl_save: end map save\n";
3061		3904
3062	warn "begin emergency database checkpoint\n";	3905	cf::write_runtime_sync; # external watchdog should not bark
		3906
		3907	info "emergency_perl_save: begin database checkpoint\n";
3063	BDB::db_env_txn_checkpoint $DB_ENV;	3908	BDB::db_env_txn_checkpoint $DB_ENV;
3064	warn "end emergency database checkpoint\n";	3909	info "emergency_perl_save: end database checkpoint\n";
		3910
		3911	info "emergency_perl_save: begin write uuid\n";
		3912	write_uuid_sync 1;
		3913	info "emergency_perl_save: end write uuid\n";
		3914
		3915	cf::write_runtime_sync; # external watchdog should not bark
		3916
		3917	trace "emergency_perl_save: syncing database to disk";
		3918	BDB::db_env_txn_checkpoint $DB_ENV;
		3919
		3920	info "emergency_perl_save: starting sync\n";
		3921	IO::AIO::aio_sync sub {
		3922	info "emergency_perl_save: finished sync\n";
		3923	};
		3924
		3925	cf::write_runtime_sync; # external watchdog should not bark
		3926
		3927	trace "emergency_perl_save: flushing outstanding aio requests";
		3928	while (IO::AIO::nreqs || BDB::nreqs) {
		3929	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3930	}
		3931
		3932	cf::write_runtime_sync; # external watchdog should not bark
3065	};	3933	};
3066		3934
3067	warn "leave emergency perl save\n";	3935	info "emergency_perl_save: leave\n";
3068	}	3936	}
3069		3937
3070	sub post_cleanup {	3938	sub post_cleanup {
3071	my ($make_core) = @_;	3939	my ($make_core) = @_;
3072		3940
		3941	IO::AIO::flush;
		3942
3073	warn Carp::longmess "post_cleanup backtrace"	3943	error Carp::longmess "post_cleanup backtrace"
3074	if $make_core;	3944	if $make_core;
		3945
		3946	my $fh = pidfile;
		3947	unlink $PIDFILE if <$fh> == $$;
		3948	}
		3949
		3950	# a safer delete_package, copied from Symbol
		3951	sub clear_package($) {
		3952	my $pkg = shift;
		3953
		3954	# expand to full symbol table name if needed
		3955	unless ($pkg =~ /^main::.*::$/) {
		3956	$pkg = "main$pkg" if $pkg =~ /^::/;
		3957	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3958	$pkg .= '::' unless $pkg =~ /::$/;
		3959	}
		3960
		3961	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3962	my $stem_symtab = *{$stem}{HASH};
		3963
		3964	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3965	or return;
		3966
		3967	# clear all symbols
		3968	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3969	for my $name (keys %$leaf_symtab) {
		3970	_gv_clear *{"$pkg$name"};
		3971	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3972	}
3075	}	3973	}
3076		3974
3077	sub do_reload_perl() {	3975	sub do_reload_perl() {
3078	# can/must only be called in main	3976	# can/must only be called in main
3079	if ($Coro::current != $Coro::main) {	3977	unless (in_main) {
3080	warn "can only reload from main coroutine";	3978	error "can only reload from main coroutine";
3081	return;	3979	return;
3082	}	3980	}
3083		3981
3084	warn "reloading...";	3982	return if $RELOAD++;
3085		3983
3086	warn "entering sync_job";	3984	my $t1 = AE::time;
3087		3985
		3986	while ($RELOAD) {
		3987	cf::get_slot 0.1, -1, "reload_perl";
		3988	info "perl_reload: reloading...";
		3989
		3990	trace "perl_reload: entering sync_job";
		3991
3088	cf::sync_job {	3992	cf::sync_job {
3089	cf::write_runtime; # external watchdog should not bark
3090	cf::emergency_save;	3993	#cf::emergency_save;
3091	cf::write_runtime; # external watchdog should not bark
3092		3994
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";	3995	trace "perl_reload: cancelling all extension coros";
3115	$_->cancel for values %EXT_CORO;	3996	$_->cancel for values %EXT_CORO;
3116	%EXT_CORO = ();	3997	%EXT_CORO = ();
3117		3998
3118	warn "removing commands";	3999	trace "perl_reload: removing commands";
3119	%COMMAND = ();	4000	%COMMAND = ();
3120		4001
3121	warn "removing ext/exti commands";	4002	trace "perl_reload: removing ext/exti commands";
3122	%EXTCMD = ();	4003	%EXTCMD = ();
3123	%EXTICMD = ();	4004	%EXTICMD = ();
3124		4005
3125	warn "unloading/nuking all extensions";	4006	trace "perl_reload: unloading/nuking all extensions";
3126	for my $pkg (@EXTS) {	4007	for my $pkg (@EXTS) {
3127	warn "... unloading $pkg";	4008	trace "... unloading $pkg";
3128		4009
3129	if (my $cb = $pkg->can ("unload")) {	4010	if (my $cb = $pkg->can ("unload")) {
3130	eval {	4011	eval {
3131	$cb->($pkg);	4012	$cb->($pkg);
3132	1	4013	1
3133	} or warn "$pkg unloaded, but with errors: $@";	4014	} or error "$pkg unloaded, but with errors: $@";
		4015	}
		4016
		4017	trace "... clearing $pkg";
		4018	clear_package $pkg;
3134	}	4019	}
3135		4020
3136	warn "... nuking $pkg";
3137	Symbol::delete_package $pkg;
3138	}
3139
3140	warn "unloading all perl modules loaded from $LIBDIR";	4021	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3141	while (my ($k, $v) = each %INC) {	4022	while (my ($k, $v) = each %INC) {
3142	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4023	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3143		4024
3144	warn "... unloading $k";	4025	trace "... unloading $k";
3145	delete $INC{$k};	4026	delete $INC{$k};
3146		4027
3147	$k =~ s/\.pm$//;	4028	$k =~ s/\.pm$//;
3148	$k =~ s/\//::/g;	4029	$k =~ s/\//::/g;
3149		4030
3150	if (my $cb = $k->can ("unload_module")) {	4031	if (my $cb = $k->can ("unload_module")) {
3151	$cb->();	4032	$cb->();
		4033	}
		4034
		4035	clear_package $k;
3152	}	4036	}
3153		4037
3154	Symbol::delete_package $k;
3155	}
3156
3157	warn "getting rid of safe::, as good as possible";	4038	trace "perl_reload: getting rid of safe::, as good as possible";
3158	Symbol::delete_package "safe::$_"	4039	clear_package "safe::$_"
3159	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4040	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3160		4041
3161	warn "unloading cf.pm \"a bit\"";	4042	trace "perl_reload: unloading cf.pm \"a bit\"";
3162	delete $INC{"cf.pm"};	4043	delete $INC{"cf.pm"};
3163	delete $INC{"cf/pod.pm"};	4044	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3164		4045
3165	# don't, removes xs symbols, too,	4046	# don't, removes xs symbols, too,
3166	# and global variables created in xs	4047	# and global variables created in xs
3167	#Symbol::delete_package __PACKAGE__;	4048	#clear_package __PACKAGE__;
3168		4049
3169	warn "unload completed, starting to reload now";	4050	info "perl_reload: unload completed, starting to reload now";
3170		4051
3171	warn "reloading cf.pm";	4052	trace "perl_reload: reloading cf.pm";
3172	require cf;	4053	require cf;
3173	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4054	cf::_connect_to_perl_1;
3174		4055
3175	warn "loading config and database again";	4056	trace "perl_reload: loading config and database again";
3176	cf::cfg_load;	4057	cf::reload_config;
3177		4058
3178	warn "loading extensions";	4059	trace "perl_reload: loading extensions";
3179	cf::load_extensions;	4060	cf::load_extensions;
3180		4061
		4062	if ($REATTACH_ON_RELOAD) {
3181	warn "reattaching attachments to objects/players";	4063	trace "perl_reload: reattaching attachments to objects/players";
3182	_global_reattach; # objects, sockets	4064	_global_reattach; # objects, sockets
3183	warn "reattaching attachments to maps";	4065	trace "perl_reload: reattaching attachments to maps";
3184	reattach $_ for values %MAP;	4066	reattach $_ for values %MAP;
3185	warn "reattaching attachments to players";	4067	trace "perl_reload: reattaching attachments to players";
3186	reattach $_ for values %PLAYER;	4068	reattach $_ for values %PLAYER;
		4069	}
3187		4070
3188	warn "leaving sync_job";	4071	cf::_post_init 1;
3189		4072
		4073	trace "perl_reload: leaving sync_job";
		4074
3190	1	4075	1
3191	} or do {	4076	} or do {
3192	warn $@;	4077	error $@;
3193	warn "error while reloading, exiting.";	4078	cf::cleanup "perl_reload: error, exiting.";
3194	exit 1;	4079	};
		4080
		4081	--$RELOAD;
3195	};	4082	}
3196		4083
3197	warn "reloaded";	4084	$t1 = AE::time - $t1;
		4085	info "perl_reload: completed in ${t1}s\n";
3198	};	4086	};
3199		4087
3200	our $RELOAD_WATCHER; # used only during reload	4088	our $RELOAD_WATCHER; # used only during reload
3201		4089
3202	sub reload_perl() {	4090	sub reload_perl() {
3203	# doing reload synchronously and two reloads happen back-to-back,	4091	# doing reload synchronously and two reloads happen back-to-back,
3204	# coro crashes during coro_state_free->destroy here.	4092	# coro crashes during coro_state_free->destroy here.
3205		4093
3206	$RELOAD_WATCHER ||= Event->timer (	4094	$RELOAD_WATCHER ||= cf::async {
3207	reentrant => 0,	4095	Coro::AIO::aio_wait cache_extensions;
3208	after => 0,	4096
3209	data => WF_AUTOCANCEL,	4097	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3210	cb => sub {
3211	do_reload_perl;	4098	do_reload_perl;
3212	undef $RELOAD_WATCHER;	4099	undef $RELOAD_WATCHER;
3213	},	4100	};
3214	);	4101	};
3215	}	4102	}
3216		4103
3217	register_command "reload" => sub {	4104	register_command "reload" => sub {
3218	my ($who, $arg) = @_;	4105	my ($who, $arg) = @_;
3219		4106
3220	if ($who->flag (FLAG_WIZ)) {	4107	if ($who->flag (FLAG_WIZ)) {
3221	$who->message ("reloading server.");	4108	$who->message ("reloading server.");
		4109	async {
		4110	$Coro::current->{desc} = "perl_reload";
3222	async { reload_perl };	4111	reload_perl;
		4112	};
3223	}	4113	}
3224	};	4114	};
3225		4115
3226	unshift @INC, $LIBDIR;	4116	#############################################################################
3227		4117
3228	my $bug_warning = 0;	4118	my $bug_warning = 0;
3229		4119
3230	our @WAIT_FOR_TICK;
3231	our @WAIT_FOR_TICK_BEGIN;
3232
3233	sub wait_for_tick {	4120	sub wait_for_tick() {
3234	return unless $TICK_WATCHER->is_active;	4121	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3235	return if $Coro::current == $Coro::main;
3236		4122
3237	my $signal = new Coro::Signal;	4123	$WAIT_FOR_TICK->wait;
3238	push @WAIT_FOR_TICK, $signal;
3239	$signal->wait;
3240	}	4124	}
3241		4125
3242	sub wait_for_tick_begin {	4126	sub wait_for_tick_begin() {
3243	return unless $TICK_WATCHER->is_active;	4127	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3244	return if $Coro::current == $Coro::main;
3245		4128
3246	my $signal = new Coro::Signal;	4129	my $signal = new Coro::Signal;
3247	push @WAIT_FOR_TICK_BEGIN, $signal;	4130	push @WAIT_FOR_TICK_BEGIN, $signal;
3248	$signal->wait;	4131	$signal->wait;
3249	}	4132	}
3250		4133
3251	my $min = 1e6;#d#	4134	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 != $Coro::main) {	4135	if ($Coro::current != $Coro::main) {
3261	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4136	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3262	unless ++$bug_warning > 10;	4137	unless ++$bug_warning > 10;
3263	return;	4138	return;
3264	}	4139	}
3265		4140
3266	$NOW = $tick_start = Event::time;	4141	cf::one_tick; # one server iteration
3267		4142
3268	cf::server_tick; # one server iteration	4143	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3269		4144
3270	0 && sync_job {#d#	4145	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3271	for(1..10) {	4146	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3272	my $t = Event::time;	4147	Coro::async_pool {
3273	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4148	$Coro::current->{desc} = "runtime saver";
3274	or die;	4149	write_runtime_sync
3275		4150	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	};	4151	};
		4152	}
3292		4153
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) {	4154	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3308	$sig->send;	4155	$sig->send;
3309	}	4156	}
3310	while (my $sig = shift @WAIT_FOR_TICK) {	4157	$WAIT_FOR_TICK->broadcast;
3311	$sig->send;
3312	}
3313		4158
3314	$NOW = Event::time;	4159	$LOAD = ($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;	4160	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3324		4161
3325	_post_tick;	4162	if (0) {
3326		4163	if ($NEXT_TICK) {
3327		4164	my $jitter = $TICK_START - $NEXT_TICK;
		4165	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4166	debug "jitter $JITTER\n";#d#
		4167	}
3328	},	4168	}
3329	);	4169	}
3330		4170
3331	{	4171	{
3332	BDB::max_poll_time $TICK * 0.1;	4172	# configure BDB
3333	$BDB_POLL_WATCHER = Event->io (	4173
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;	4174	BDB::min_parallel 16;
3342		4175	BDB::max_poll_reqs $TICK * 0.1;
3343	BDB::set_sync_prepare {	4176	$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	$! = $status;
3354	},
3355	)
3356	};
3357		4177
3358	unless ($DB_ENV) {	4178	unless ($DB_ENV) {
3359	$DB_ENV = BDB::db_env_create;	4179	$DB_ENV = BDB::db_env_create;
		4180	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4181	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4182	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4183	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4184	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3360		4185
3361	cf::sync_job {	4186	cf::sync_job {
3362	eval {	4187	eval {
3363	BDB::db_env_open	4188	BDB::db_env_open
3364	$DB_ENV,	4189	$DB_ENV,
…		…
3366	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4191	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3367	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4192	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3368	0666;	4193	0666;
3369		4194
3370	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4195	cf::cleanup "db_env_open($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	};	4196	};
3375		4197
3376	cf::cleanup "db_env_open(db): $@" if $@;	4198	cf::cleanup "db_env_open(db): $@" if $@;
3377	};	4199	};
3378	}	4200	}
		4201
		4202	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4203	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4204	};
		4205	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4206	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4207	};
		4208	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4209	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4210	};
3379	}	4211	}
3380		4212
3381	{	4213	{
		4214	# configure IO::AIO
		4215
3382	IO::AIO::min_parallel 8;	4216	IO::AIO::min_parallel 8;
3383
3384	undef $Coro::AIO::WATCHER;
3385	IO::AIO::max_poll_time $TICK * 0.1;	4217	IO::AIO::max_poll_time $TICK * 0.1;
3386	$AIO_POLL_WATCHER = Event->io (	4218	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	}	4219	}
3395		4220
3396	my $_log_backtrace;	4221	our $_log_backtrace;
		4222	our $_log_backtrace_last;
3397		4223
3398	sub _log_backtrace {	4224	sub _log_backtrace {
3399	my ($msg, @addr) = @_;	4225	my ($msg, @addr) = @_;
3400		4226
3401	$msg =~ s/\n//;	4227	$msg =~ s/\n$//;
3402		4228
		4229	if ($_log_backtrace_last eq $msg) {
		4230	LOG llevInfo, "[ABT] $msg\n";
		4231	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3403	# limit the # of concurrent backtraces	4232	# limit the # of concurrent backtraces
3404	if ($_log_backtrace < 2) {	4233	} elsif ($_log_backtrace < 2) {
		4234	$_log_backtrace_last = $msg;
3405	++$_log_backtrace;	4235	++$_log_backtrace;
		4236	my $perl_bt = Carp::longmess $msg;
3406	async {	4237	async {
		4238	$Coro::current->{desc} = "abt $msg";
		4239
3407	my @bt = fork_call {	4240	my @bt = fork_call {
3408	@addr = map { sprintf "%x", $_ } @addr;	4241	@addr = map { sprintf "%x", $_ } @addr;
3409	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4242	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3410	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4243	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3411	or die "addr2line: $!";	4244	or die "addr2line: $!";
…		…
3419	}	4252	}
3420		4253
3421	@funcs	4254	@funcs
3422	};	4255	};
3423		4256
3424	LOG llevInfo, "[ABT] $msg\n";	4257	LOG llevInfo, "[ABT] $perl_bt\n";
		4258	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3425	LOG llevInfo, "[ABT] $_\n" for @bt;	4259	LOG llevInfo, "[ABT] $_\n" for @bt;
3426	--$_log_backtrace;	4260	--$_log_backtrace;
3427	};	4261	};
3428	} else {	4262	} else {
3429	LOG llevInfo, "[ABT] $msg\n";	4263	LOG llevInfo, "[ABT] $msg\n";
3430	LOG llevInfo, "[ABT] [suppressed]\n";	4264	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3431	}	4265	}
3432	}	4266	}
3433		4267
3434	# load additional modules	4268	# load additional modules
3435	use cf::pod;	4269	require "cf/$_.pm" for @EXTRA_MODULES;
		4270	cf::_connect_to_perl_2;
3436		4271
3437	END { cf::emergency_save }	4272	END { cf::emergency_save }
3438		4273
3439	1	4274	1
3440		4275

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