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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.301 by root, Tue Jul 10 07:01:51 2007 UTC vs.
Revision 1.578 by root, Wed Jan 4 02:48:57 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
		61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
34		64
35	# configure various modules to our taste	65	# configure various modules to our taste
36	#	66	#
37	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
38	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";
39	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
40		75
41	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
42		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		78
48	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;
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
52		85
53	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
63	our $DATADIR = datadir;	99	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
67	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
72	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;
73		120
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	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;
79	our $NOW;	138	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		139
82	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
83	our $DB_ENV;	141	our (%MAP, %MAP_LOADING ); # all maps
84
85	our %CFG;
86
87	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;
89
90	our %PLAYER; # all users
91	our %MAP; # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
93		143
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		146
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
99	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 $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
100		159
101	binmode STDOUT;	160	binmode STDOUT;
102	binmode STDERR;	161	binmode STDERR;
103		162
104	# read virtual server time, if available	163	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
109	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
110		171
111	mkdir $_	172	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		174
114	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
115		176
116	sub cf::map::normalise;	177	sub cf::map::normalise;
117		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
118	#############################################################################	183	#############################################################################
119		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
120	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
121		197
122	=over 4	198	=over 4
123		199
124	=item $cf::UPTIME	200	=item $cf::UPTIME
125		201
126	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.
127		218
128	=item $cf::RUNTIME	219	=item $cf::RUNTIME
129		220
130	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
131	every server tick.	222	every server tick.
…		…
137	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
138	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
139	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
140	database environment.	231	database environment.
141		232
142	=item $cf::NOW
143
144	The time of the last (current) server tick.
145
146	=item $cf::TICK
147
148	The interval between server ticks, in seconds.
149
150	=item $cf::LOADAVG	233	=item $cf::LOADAVG
151		234
152	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
153	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
154	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
157		240
158	The raw value load value from the last tick.	241	The raw value load value from the last tick.
159		242
160	=item %cf::CFG	243	=item %cf::CFG
161		244
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	246	from wherever your confdir points to.
164		247
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		249
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
		271	=item @cf::INVOKE_RESULTS
		272
		273	This array contains the results of the last C<invoke ()> call. When
		274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		275	that call.
		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
171	=back	283	=back
172		284
173	=cut	285	=cut
174		286
175	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
176	*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 {
177	my $msg = join "", @_;	294	my $msg = join "", @_;
178		295
179	$msg .= "\n"	296	$msg .= "\n"
180	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
181		298
182	$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;
183		300
184	utf8::encode $msg;
185	LOG llevError, $msg;	301	LOG llevWarn, $msg;
186	};	302	};
187	}	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	};
188		317
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	328	for my $pkg (qw(
200	cf::global cf::attachable	329	cf::global cf::attachable
201	cf::object cf::object::player	330	cf::object cf::object::player
202	cf::client cf::player	331	cf::client cf::player
203	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
204	cf::map cf::party cf::region	334	cf::party cf::region
205	)) {	335	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	337	}
209		338
210	$Event::DIED = sub {	339	$EV::DIED = sub {
211	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
212	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
213		347
214	#############################################################################	348	#############################################################################
215		349
216	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
217		351
…		…
238	$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;
239	$d	373	$d
240	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
241	}	375	}
242		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
243	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
244		392
245	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
246		394
247	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
248		396
249	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
250		398
251	=cut	399	=cut
252		400
253	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
254		402
255	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
256	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	}
257		467
258	=item cf::lock_wait $string	468	=item cf::lock_wait $string
259		469
260	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
261		471
262	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
263		473
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
267	returned.	477	returned.
268		478
		479	Locks are *not* recursive, locking from the same coro twice results in a
		480	deadlocked coro.
		481
269	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
270	uses map_find and cf::map::load uses map_load).	483	uses map_find and cf::map::load uses map_load).
271		484
272	=item $locked = cf::lock_active $string	485	=item $locked = cf::lock_active $string
273		486
274	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.
275		488
276	=cut	489	=cut
277		490
278	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
279		492
280	sub lock_wait($) {	493	sub lock_wait($) {
281	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	495	}
289		496
290	sub lock_acquire($) {	497	sub lock_acquire($) {
291	my ($key) = @_;	498	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	499	}
303		500
304	sub lock_active($) {	501	sub lock_active($) {
305	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	503	}
309		504
310	sub freeze_mainloop {	505	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
312		507
313	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	509	}
		510
		511	=item cf::periodic $interval, $cb
		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
		524	}
		525
		526	=item cf::get_slot $time[, $priority[, $name]]
		527
		528	Allocate $time seconds of blocking CPU time at priority C<$priority>
		529	(default: 0): This call blocks and returns only when you have at least
		530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
		535
		536	The optional C<$name> can be used to identify the job to run. It might be
		537	used for statistical purposes and should identify the same time-class.
		538
		539	Useful for short background jobs.
		540
		541	=cut
		542
		543	our @SLOT_QUEUE;
		544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
		546
		547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
		551	my $signal = new Coro::Signal;
		552	my $busy;
		553
		554	while () {
		555	next_job:
		556
		557	my $avail = cf::till_tick;
		558
		559	for (0 .. $#SLOT_QUEUE) {
		560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
		562	my $job = splice @SLOT_QUEUE, $_, 1, ();
		563	$job->[2]->send;
		564	Coro::cede;
		565	goto next_job;
		566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		568	}
		569	}
		570
		571	if (@SLOT_QUEUE) {
		572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		573	$WAIT_FOR_TICK->wait;
		574	} else {
		575	$busy = 0;
		576	Coro::schedule;
		577	}
315	};	578	}
316	$TICK_WATCHER->stop;	579	};
317	$guard	580
		581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
		584	my ($time, $pri, $name) = @_;
		585
		586	$time = clamp $time, 0.01, $TICK * .6;
		587
		588	my $sig = new Coro::Signal;
		589
		590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		592	$SLOT_QUEUE->ready;
		593	$sig->wait;
318	}	594	}
319		595
320	=item cf::async { BLOCK }	596	=item cf::async { BLOCK }
321		597
322	Currently the same as Coro::async_pool, meaning you cannot use	598	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		603
328	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
329		605
330	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
331		607
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
333	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
334	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
335	acceptable.	611	acceptable.
336		612
337	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
338	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
…		…
342	=cut	618	=cut
343		619
344	sub sync_job(&) {	620	sub sync_job(&) {
345	my ($job) = @_;	621	my ($job) = @_;
346		622
347	if ($Coro::current == $Coro::main) {	623	if (in_main) {
348	my $time = Event::time;	624	my $time = AE::time;
349		625
350	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
352		628
353	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	630
355	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
356		632
357	my $busy = 1;	633	my $busy = 1;
358	my @res;	634	my @res;
359		635
360	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	638	@res = eval { $job->() };
362	warn $@ if $@;	639	error $@ if $@;
363	undef $busy;	640	undef $busy;
364	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
365		642
366	while ($busy) {	643	while ($busy) {
367	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
368	}	648	}
		649	}
369		650
370	$time = Event::time - $time;	651	my $time = AE::time - $time;
371		652
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
376		654
377	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
378	} else {	656	} else {
379	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
380		658
…		…
400	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
401		679
402	$coro	680	$coro
403	}	681	}
404		682
405	=item fork_call { }, $args	683	=item fork_call { }, @args
406		684
407	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
408	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
409	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
410	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
411		689
412	=cut	690	=cut
413		691
414	sub _store_scalar {	692	sub post_fork {
415	open my $fh, ">", \my $buf	693	reset_signals;
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}	694	}
422		695
423	sub fork_call(&@) {	696	sub fork_call(&@) {
424	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
425		698
426	# 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,
427	# or die "socketpair: $!";	700	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	701	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		702
431	if (my $pid = fork) {	703	my @res = Coro::Util::fork_eval {
432	close $fh2;	704	cf::post_fork;
		705	&$cb
		706	} @args;
433		707
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	708	wantarray ? @res : $res[-1]
435	warn "pst<$res>" unless $res =~ /^pst/;	709	}
436	$res = Coro::Storable::thaw $res;
437		710
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	711	sub objinfo {
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;
445	local $SIG{__WARN__};
446	local $SIG{__DIE__};
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452
453	eval {
454	close $fh1;
455
456	my @res = eval { $cb->(@args) };
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	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
465	}	747	}
466		748
467	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
468		750
469	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
472		754
473	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
474	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).
475		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
476	=cut	763	=cut
		764
		765	sub db_table($) {
		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	}
477		784
478	our $DB;	785	our $DB;
479		786
480	sub db_init {	787	sub db_init {
481	unless ($DB) {	788	$DB ||= db_table "db";
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {
485	eval {
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}
495	}	789	}
496		790
497	sub db_get($$) {	791	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
499		793
500	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
501	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
502		798
503	$! ? ()	799	$! ? ()
504	: $data	800	: $data
505	}
506	}	801	}
507		802
508	sub db_put($$$) {	803	sub db_put($$$) {
509	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
510	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
538		833
539	my @data;	834	my @data;
540	my $md5;	835	my $md5;
541		836
542	for (0 .. $#$src) {	837	for (0 .. $#$src) {
543	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
544	or Carp::croak "$src->[$_]: $!";
545	}	839	}
546		840
547	# if processing is expensive, check	841	# if processing is expensive, check
548	# checksum first	842	# checksum first
549	if (1) {	843	if (1) {
550	$md5 =	844	$md5 =
551	join "\x00",	845	join "\x00",
552	$processversion,	846	$processversion,
553	map {	847	map {
554	Coro::cede;	848	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	849	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	850	} 0.. $#$src;
557		851
558		852
559	my $dbmd5 = db_get cache => "$id/md5";	853	my $dbmd5 = db_get cache => "$id/md5";
…		…
566		860
567	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
568	my $data = $process->(\@data);	862	my $data = $process->(\@data);
569	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
570		864
571	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
572		866
573	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
574	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
575	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
576		870
…		…
586		880
587	=cut	881	=cut
588		882
589	sub datalog($@) {	883	sub datalog($@) {
590	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
591	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
592	}	886	}
593		887
594	=back	888	=back
595		889
596	=cut	890	=cut
597		891
598	#############################################################################	892	#############################################################################
599		893
600	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
601		895
602	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
603	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")
604	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
605		899
606	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>
607	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
608	Crossfire TRT).	902	Deliantra).
609		903
610	=over 4	904	=over 4
611		905
612	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
613		907
…		…
657	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
658		952
659	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
661		955
662	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
663	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.
664		958
665	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
666		960
667	=over 4	961	=over 4
…		…
791		1085
792	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
793	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
794		1088
795	} elsif (ref $type) {	1089	} elsif (ref $type) {
796	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
797		1091
798	} else {	1092	} else {
799	shift @arg;	1093	shift @arg;
800	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
801	}	1095	}
802	}	1096	}
803	}	1097	}
804		1098
805	sub _object_attach {	1099	sub _object_attach {
…		…
815	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
816	}	1110	}
817		1111
818	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
819	} else {	1113	} else {
820	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
821	}	1115	}
822		1116
823	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
824	}	1118	}
825		1119
…		…
865	";	1159	";
866	die if $@;	1160	die if $@;
867	}	1161	}
868		1162
869	our $override;	1163	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1164	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1165
872	sub override {	1166	sub override {
873	$override = 1;	1167	$override = 1;
874	@invoke_results = ();	1168	@INVOKE_RESULTS = (@_);
875	}	1169	}
876		1170
877	sub do_invoke {	1171	sub do_invoke {
878	my $event = shift;	1172	my $event = shift;
879	my $callbacks = shift;	1173	my $callbacks = shift;
880		1174
881	@invoke_results = ();	1175	@INVOKE_RESULTS = ();
882		1176
883	local $override;	1177	local $override;
884		1178
885	for (@$callbacks) {	1179	for (@$callbacks) {
886	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
887		1181
888	if ($@) {	1182	if ($@) {
889	warn "$@";
890	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
891	override;	1184	override;
892	}	1185	}
893		1186
894	return 1 if $override;	1187	return 1 if $override;
895	}	1188	}
896		1189
897	0	1190	0
898	}	1191	}
899		1192
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1194
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1196
904	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
905		1198
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1199	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1200	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1201	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1202
910	=back	1203	=back
911		1204
912	=cut	1205	=cut
913		1206
914	#############################################################################	1207	#############################################################################
915	# object support	1208	# object support
		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 $SLOW_MERGES;#d#
		1243	sub _can_merge {
		1244	my ($ob1, $ob2) = @_;
		1245
		1246	++$SLOW_MERGES;#d#
		1247
		1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
		1250	}
916		1251
917	sub reattach {	1252	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1254	my ($obj) = @_;
920		1255
		1256	# no longer needed after getting rid of delete_package?
921	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
922		1258
923	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
924		1260
925	@$registry = ();	1261	@$registry = ();
926		1262
…		…
931	for (@$attach) {	1267	for (@$attach) {
932	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
933	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
934	}	1270	}
935	} else {	1271	} else {
936	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
937	}	1273	}
938	}	1274	}
939	}	1275	}
940		1276
941	cf::attachable->attach (	1277	cf::attachable->attach (
942	prio => -1000000,	1278	prio => -1000000,
943	on_instantiate => sub {	1279	on_instantiate => sub {
944	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
945		1281
946	$data = from_json $data;	1282	$data = decode_json $data;
947		1283
948	for (@$data) {	1284	for (@$data) {
949	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
950		1286
951	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1303	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
969		1305
970	sync_job {	1306	sync_job {
971	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
974		1312
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	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	}
979	close $fh;	1320	aio_close $fh;
980		1321
981	if (@$objs) {	1322	if (@$objs) {
982	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) {
983	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
986	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	}
987	close $fh;	1331	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
989	}	1333	}
990	} else {	1334	} else {
991	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
992	}	1336	}
993		1337
994	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1342	} else {
996	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
997	}	1344	}
998	} else {	1345	} else {
999	aio_unlink $filename;	1346	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1001	}	1348	}
1002	}	1349	};
1003	}	1350	}
1004		1351
1005	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1007		1354
…		…
1019	or return;	1366	or return;
1020		1367
1021	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1370	or return;
		1371
1024	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1025	}	1374	}
1026		1375
		1376	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
		1380
1029	return ($data, $av);	1381	($data, $av)
1030	}	1382	}
1031		1383
1032	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
1033		1385
1034	=over 4	1386	=over 4
…		…
1088	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1089		1441
1090	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1091	}	1443	}
1092		1444
		1445	use File::Glob ();
		1446
1093	cf::player->attach (	1447	cf::player->attach (
1094	on_command => sub {	1448	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1096		1450
1097	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1098	or return;	1452	or return;
1099		1453
…		…
1107	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1108		1462
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1464
1111	if (ref $msg) {	1465	if (ref $msg) {
		1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1467
		1468	my @reply;
		1469
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1470	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1471	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1472	}
		1473
		1474	$pl->ext_reply ($reply, @reply)
		1475	if $reply;
		1476
1117	} else {	1477	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1479	}
1120		1480
1121	cf::override;	1481	cf::override;
1122	},	1482	},
1123	);	1483	);
1124		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1125	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1126	cf::sync_job {	1501	cf::sync_job {
1127	my %todo;	1502	my %todo;
1128		1503
1129	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1130	next unless -r $path;	1505	next unless -r $path;
…		…
1148		1523
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1526
1152	$ext{source} =	1527	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1154	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1155	. $source	1530	. $source
1156	. "\n};\n1";	1531	. "\n};\n1";
1157		1532
1158	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1159	}	1534	}
1160		1535
		1536	my $pass = 0;
1161	my %done;	1537	my %done;
1162	while (%todo) {	1538	while (%todo) {
1163	my $progress;	1539	my $progress;
1164		1540
		1541	++$pass;
		1542
		1543	ext:
1165	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1546	next ext
1168	unless exists $done{$_};	1547	unless exists $done{$_};
1169	}	1548	}
1170		1549
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1551
1173	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1178	warn $msg;	1559
1179	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1561	delete $todo{$k};
1181	}	1562	} else {
1182		1563	$done{$k} = delete $todo{$k};
1183	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1184	}	1569	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1570	}
1190		1571
1191	skip:	1572	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1194	}	1582	}
1195	};	1583	};
1196	}	1584	}
1197		1585
1198	#############################################################################	1586	#############################################################################
1199		1587
1200	=back	1588	=back
1201		1589
1202	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1203		1591
1204	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1205		1593
1206	=cut	1594	=cut
1207		1595
1208	package cf::player;	1596	package cf::player;
1209		1597
1210	use Coro::AIO;	1598	use Coro::AIO;
1211		1599
1212	=head3 cf::player	1600	=head3 cf::player
1213		1601
1214	=over 4	1602	=over 4
		1603
		1604	=item cf::player::num_playing
		1605
		1606	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1607
		1608	=cut
		1609
		1610	sub num_playing {
		1611	scalar grep
		1612	$_->ob->map
		1613	&& !$_->hidden
		1614	&& !$_->ob->flag (cf::FLAG_WIZ),
		1615	cf::player::list
		1616	}
1215		1617
1216	=item cf::player::find $login	1618	=item cf::player::find $login
1217		1619
1218	Returns the given player object, loading it if necessary (might block).	1620	Returns the given player object, loading it if necessary (might block).
1219		1621
…		…
1238		1640
1239	sub exists($) {	1641	sub exists($) {
1240	my ($login) = @_;	1642	my ($login) = @_;
1241		1643
1242	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1244	}	1646	}
1245		1647
1246	sub find($) {	1648	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1650	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1657	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1658	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1659	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1660	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1661
1260	my $pl = load_pl path $login	1662	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1663	or return;
		1664
		1665	my $pl = cf::player::load_pl $f
		1666	or return;
		1667
		1668	local $cf::PLAYER_LOADING{$login} = $pl;
		1669	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1263	}	1671	}
1264	}	1672	}
1265	}	1673	}
		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
1266		1687
1267	sub save($) {	1688	sub save($) {
1268	my ($pl) = @_;	1689	my ($pl) = @_;
1269		1690
1270	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1276		1697
1277	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1279		1700
		1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1705
1280	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1281	Coro::cede;	1707	cf::cede_to_tick;
1282	}	1708	}
1283		1709
1284	sub new($) {	1710	sub new($) {
1285	my ($login) = @_;	1711	my ($login) = @_;
1286		1712
…		…
1292	$cf::PLAYER{$login} = $self;	1718	$cf::PLAYER{$login} = $self;
1293		1719
1294	$self	1720	$self
1295	}	1721	}
1296		1722
		1723	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1724
		1725	=cut
		1726
		1727	sub send_msg {
		1728	my $ns = shift->ns
		1729	or return;
		1730	$ns->send_msg (@_);
		1731	}
		1732
1297	=item $pl->quit_character	1733	=item $pl->quit_character
1298		1734
1299	Nukes the player without looking back. If logged in, the connection will	1735	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1736	be destroyed. May block for a long time.
1301		1737
…		…
1305	my ($pl) = @_;	1741	my ($pl) = @_;
1306		1742
1307	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1308		1744
1309	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1747
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1313	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1315	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1316		1756
1317	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1319	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1354	or return [];	1794	or return [];
1355		1795
1356	my @logins;	1796	my @logins;
1357		1797
1358	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
		1799	my $path = path $login;
		1800
		1801	# a .pst is a dead give-away for a valid player
		1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1807	}
1362		1808
1363	utf8::decode $login;	1809	utf8::decode $login;
1364	push @logins, $login;	1810	push @logins, $login;
1365	}	1811	}
1366		1812
1367	\@logins	1813	\@logins
1368	}	1814	}
1369		1815
1370	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1371		1819
1372	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1373	player. May block.	1821	player. May block.
1374		1822
1375	=cut	1823	=cut
…		…
1393	}	1841	}
1394		1842
1395	\@paths	1843	\@paths
1396	}	1844	}
1397		1845
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1847
1400	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1401		1849
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1850	=item $player->ext_reply ($msgid, @msg)
1449		1851
1450	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1451		1853
1452	=cut	1854	=cut
1453		1855
1454	sub ext_reply($$%) {	1856	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1857	my ($self, $id, @msg) = @_;
1456		1858
1457	$msg{msgid} = $id;	1859	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1860	}
1460		1861
1461	=item $player->ext_event ($type, %msg)	1862	=item $player->ext_msg ($type, @msg)
1462		1863
1463	Sends an ext event to the client.	1864	Sends an ext event to the client.
1464		1865
1465	=cut	1866	=cut
1466		1867
1467	sub ext_event($$%) {	1868	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1869	my ($self, $type, @msg) = @_;
1469		1870
1470	$self->ns->ext_event ($type, %msg);	1871	$self->ns->ext_msg ($type, @msg);
1471	}	1872	}
1472		1873
1473	=head3 cf::region	1874	=head3 cf::region
1474		1875
1475	=over 4	1876	=over 4
…		…
1485	=cut	1886	=cut
1486		1887
1487	sub find_by_path($) {	1888	sub find_by_path($) {
1488	my ($path) = @_;	1889	my ($path) = @_;
1489		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
		1892
1490	my ($match, $specificity);	1893	my ($match, $specificity);
1491		1894
1492	for my $region (list) {	1895	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1896	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1897	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1898	if $region->specificity > $specificity;
1496	}	1899	}
1497	}	1900	}
1498		1901
…		…
1519	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1521		1924
1522	sub generate_random_map {	1925	sub generate_random_map {
1523	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1524	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1525	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1533	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1534	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1535	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1536	(cf::region::find $rmp->{region}), $rmp->{custom}
1537	)
1538	}	1931	}
1539		1932
1540	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1541		1934
1542	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1547		1940
1548	sub register {	1941	sub register {
1549	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1550	my $pkg = caller;	1943	my $pkg = caller;
1551		1944
1552	no strict;
1553	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1554		1946
1555	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1556	}	1948	}
1557		1949
1558	# also paths starting with '/'	1950	# also paths starting with '/'
1559	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1560		1952
1561	sub thawer_merge {	1953	sub thawer_merge {
1562	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1563		1955
1564	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1569	}	1961	}
1570		1962
1571	sub normalise {	1963	sub normalise {
1572	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1573		1965
1574	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1575		1967
1576	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1577		1969
1578	# map plan:	1970	# map plan:
1579	#	1971	#
…		…
1594	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1595	$path = "$base/$path";	1987	$path = "$base/$path";
1596	}	1988	}
1597		1989
1598	for ($path) {	1990	for ($path) {
1599	redo if s{//}{/};
1600	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1601	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1602	}	1993	}
1603		1994
1604	$path	1995	$path
…		…
1618	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1619	return $self;	2010	return $self;
1620	}	2011	}
1621	}	2012	}
1622		2013
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1624	()	2015	()
1625	}	2016	}
1626		2017
		2018	# may re-bless or do other evil things
1627	sub init {	2019	sub init {
1628	my ($self) = @_;	2020	my ($self) = @_;
1629		2021
1630	$self	2022	$self
1631	}	2023	}
…		…
1650		2042
1651	# the temporary/swap location	2043	# the temporary/swap location
1652	sub save_path {	2044	sub save_path {
1653	my ($self) = @_;	2045	my ($self) = @_;
1654		2046
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1657	}	2049	}
1658		2050
1659	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1660	sub uniq_path {	2052	sub uniq_path {
1661	my ($self) = @_;	2053	my ($self) = @_;
1662		2054
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	2057	}
1675		2058
1676	sub decay_objects {	2059	sub decay_objects {
1677	my ($self) = @_;	2060	my ($self) = @_;
1678		2061
…		…
1691		2074
1692	sub load_header_from($) {	2075	sub load_header_from($) {
1693	my ($self, $path) = @_;	2076	my ($self, $path) = @_;
1694		2077
1695	utf8::encode $path;	2078	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	2079	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	or return;	2080	or return;
1701		2081
		2082	$self->_load_header ($f)
		2083	or return;
		2084
		2085	local $MAP_LOADING{$self->{path}} = $self;
		2086	$f->resolve_delayed_derefs;
		2087
1702	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1703		2089
1704	1	2090	1
1705	}	2091	}
1706		2092
		2093	# used to laod the header of an original map
1707	sub load_header_orig {	2094	sub load_header_orig {
1708	my ($self) = @_;	2095	my ($self) = @_;
1709		2096
1710	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1711	}	2098	}
1712		2099
		2100	# used to laod the header of an instantiated map
1713	sub load_header_temp {	2101	sub load_header_temp {
1714	my ($self) = @_;	2102	my ($self) = @_;
1715		2103
1716	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1717	}	2105	}
1718		2106
		2107	# called after loading the header from an instantiated map
1719	sub prepare_temp {	2108	sub prepare_temp {
1720	my ($self) = @_;	2109	my ($self) = @_;
1721		2110
1722	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1723	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1724	# safety	2113	# safety
1725	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1726	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1727	}	2116	}
1728		2117
		2118	# called after loading the header from an original map
1729	sub prepare_orig {	2119	sub prepare_orig {
1730	my ($self) = @_;	2120	my ($self) = @_;
1731		2121
1732	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1733	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1757		2147
1758	sub find;	2148	sub find;
1759	sub find {	2149	sub find {
1760	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1761		2151
		2152	cf::cede_to_tick;
		2153
1762	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1763		2155
		2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2158
1766	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1769	or return;	2161	or return;
1770		2162
1771	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1772		2164
…		…
1774	or return;	2166	or return;
1775		2167
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
		2172	undef $guard1;
1779	$map->reset;	2173	$map->reset;
1780	undef $guard;
1781	return find $path;	2174	return find $path;
1782	}	2175	}
1783		2176
1784	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1785	}	2178	}
1786	}	2179	}
1787		2180
1788	sub pre_load { }	2181	sub pre_load { }
1789	sub post_load { }	2182	#sub post_load { } # XS
1790		2183
1791	sub load {	2184	sub load {
1792	my ($self) = @_;	2185	my ($self) = @_;
1793		2186
1794	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
1795		2188
1796	my $path = $self->{path};	2189	my $path = $self->{path};
1797		2190
1798	{	2191	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1800		2193
		2194	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1802
1803	$self->in_memory (cf::MAP_LOADING);
1804		2196
1805	$self->alloc;	2197	$self->alloc;
1806		2198
1807	$self->pre_load;	2199	$self->pre_load;
1808	Coro::cede;	2200	cf::cede_to_tick;
1809		2201
1810	$self->_load_objects ($self->{load_path}, 1)	2202	if (exists $self->{load_path}) {
		2203	my $f = new_from_file cf::object::thawer $self->{load_path};
		2204	$f->skip_block;
		2205	$self->_load_objects ($f)
1811	or return;	2206	or return;
1812		2207
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
1814	if delete $self->{load_original};	2209	if delete $self->{load_original};
1815		2210
1816	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2212	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2213	unless (aio_stat $uniq) {
		2214	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2215	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2216	$self->_load_objects ($f);
		2217	$f->resolve_delayed_derefs;
		2218	}
		2219	}
1821	}	2220	}
1822	}
1823		2221
1824	Coro::cede;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
		2229
		2230	cf::cede_to_tick;
1825	# now do the right thing for maps	2231	# now do the right thing for maps
1826	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2234	unless $self->difficulty;
1829	Coro::cede;	2235	cf::cede_to_tick;
1830		2236
1831	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2238	$self->decay_objects;
1833	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
1834	$self->update_buttons;	2240	$self->update_buttons;
1835	Coro::cede;	2241	cf::cede_to_tick;
1836	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
1837	Coro::cede;
1838	$self->activate;
1839	}	2243	}
1840		2244
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2245	$self->{last_save} = $cf::RUNTIME;
		2246	$self->last_access ($cf::RUNTIME);
1842	}	2247	}
1843		2248
1844	$self->post_load;	2249	$self->post_load;
1845	}
1846		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
1847	sub customise_for {	2257	sub customise_for {
1848	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
1849		2259
1850	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2261	if $self->per_player;
…		…
1854	# if $self->per_party;	2264	# if $self->per_party;
1855		2265
1856	$self	2266	$self
1857	}	2267	}
1858		2268
1859	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {
1861	my ($map) = @_;
1862
1863	my @diag; # diagonal neighbours
1864
1865	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)
1867	or next;
1868	$neigh = find $neigh, $map
1869	or next;
1870	$neigh->load;
1871
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}
1875
1876	for (@diag) {
1877	my $neigh = find @$_
1878	or next;
1879	$neigh->load;
1880	}
1881	}
1882
1883	sub find_sync {	2269	sub find_sync {
1884	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
1885		2271
1886	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
1887	}	2277	}
1888		2278
1889	sub do_load_sync {	2279	sub do_load_sync {
1890	my ($map) = @_;	2280	my ($map) = @_;
1891		2281
1892	cf::sync_job { $map->load };	2282	# it's a bug to call this from the main context
		2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2284	if $Coro::current == $Coro::main;
		2285
		2286	$map->load;
1893	}	2287	}
1894		2288
1895	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
1897		2291
1898	sub find_async {	2292	sub find_async {
1899	my ($path, $origin) = @_;	2293	my ($path, $origin, $load) = @_;
1900		2294
1901	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
1902		2296
1903	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
1905	}	2299	}
1906		2300
1907	undef $MAP_PREFETCH{$path};	2301	$MAP_PREFETCH{$path} |= $load;
		2302
1908	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
		2304	$Coro::current->{desc} = "map prefetcher";
		2305
1909	while (%MAP_PREFETCH) {	2306	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2307	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2308	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2309	$map->load if $v;
		2310	}
1914		2311
1915	delete $MAP_PREFETCH{$path};	2312	delete $MAP_PREFETCH{$k};
1916	}	2313	}
1917	}	2314	}
1918	undef $MAP_PREFETCHER;	2315	undef $MAP_PREFETCHER;
1919	};	2316	};
1920	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
1921		2318
1922	()	2319	()
1923	}	2320	}
1924		2321
		2322	# common code, used by both ->save and ->swapout
1925	sub save {	2323	sub _save {
1926	my ($self) = @_;	2324	my ($self) = @_;
1927
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;
1929		2325
1930	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
1931		2327
1932	return unless $self->dirty;	2328	return unless $self->dirty;
1933		2329
…		…
1939	return if $self->{deny_save};	2335	return if $self->{deny_save};
1940		2336
1941	local $self->{last_access} = $self->last_access;#d#	2337	local $self->{last_access} = $self->last_access;#d#
1942		2338
1943	cf::async {	2339	cf::async {
		2340	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
1945	};	2342	};
		2343
		2344	cf::get_slot 0.02;
1946		2345
1947	if ($uniq) {	2346	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2349	} else {
1951	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1952	}	2351	}
1953	}	2352	}
1954		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
1955	sub swap_out {	2362	sub swap_out {
1956	my ($self) = @_;	2363	my ($self) = @_;
1957		2364
1958	# save first because save cedes
1959	$self->save;
1960
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
1963	return if $self->players;	2369	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;
1965	return if $self->{deny_save};
1966		2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
1967	$self->clear;	2380	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2381	}
1970		2382
1971	sub reset_at {	2383	sub reset_at {
1972	my ($self) = @_;	2384	my ($self) = @_;
1973		2385
…		…
1991		2403
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2405
1994	return if $self->players;	2406	return if $self->players;
1995		2407
1996	warn "resetting map ", $self->path;	2408	cf::trace "resetting map ", $self->path, "\n";
1997		2409
1998	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
1999		2411
2000	# need to save uniques path	2412	# need to save uniques path
2001	unless ($self->{deny_save}) {	2413	unless ($self->{deny_save}) {
2002	my $uniq = $self->uniq_path; utf8::encode $uniq;	2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
2003		2415
…		…
2005	if $uniq;	2417	if $uniq;
2006	}	2418	}
2007		2419
2008	delete $cf::MAP{$self->path};	2420	delete $cf::MAP{$self->path};
2009		2421
		2422	$self->deactivate;
		2423	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2424	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2425
2014	$self->unlink_save;	2426	$self->unlink_save;
2015	$self->destroy;	2427	$self->destroy;
2016	}	2428	}
2017		2429
2018	my $nuke_counter = "aaaa";	2430	my $nuke_counter = "aaaa";
2019		2431
2020	sub nuke {	2432	sub nuke {
2021	my ($self) = @_;	2433	my ($self) = @_;
2022		2434
		2435	{
		2436	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2437
2023	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2024		2439
2025	$self->unlink_save;	2440	$self->unlink_save;
2026		2441
2027	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2028	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2447
2033	$cf::MAP{$self->path} = $self;	2448	$cf::MAP{$self->path} = $self;
		2449	}
2034		2450
2035	$self->reset; # polite request, might not happen	2451	$self->reset; # polite request, might not happen
2036	}	2452	}
2037		2453
2038	=item $maps = cf::map::tmp_maps	2454	=item $maps = cf::map::tmp_maps
…		…
2080		2496
2081	sub unique_maps() {	2497	sub unique_maps() {
2082	[	2498	[
2083	map {	2499	map {
2084	utf8::decode $_;	2500	utf8::decode $_;
2085	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2086	? normalise $_	2504	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2506	]
2090	}	2507	}
2091		2508
2092	package cf;	2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
2093		2540
2094	=back	2541	=back
2095		2542
2096	=head3 cf::object	2543	=head3 cf::object
2097		2544
…		…
2101		2548
2102	=over 4	2549	=over 4
2103		2550
2104	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2105		2552
2106	Returns the inventory of the object _and_ their inventories, recursively.	2553	Returns the inventory of the object I<and> their inventories, recursively,
		2554	but I<not> the object itself.
2107		2555
2108	=cut	2556	=cut
2109		2557
2110	sub inv_recursive_;	2558	sub inv_recursive_;
2111	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2114		2562
2115	sub inv_recursive {	2563	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2117	}	2565	}
2118		2566
		2567	=item $ref = $ob->ref
		2568
		2569	Creates and returns a persistent reference to an object that can be stored as a string.
		2570
		2571	=item $ob = cf::object::deref ($refstring)
		2572
		2573	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2574	even if the object actually exists. May block.
		2575
		2576	=cut
		2577
		2578	sub deref {
		2579	my ($ref) = @_;
		2580
		2581	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2582	my ($uuid, $name) = ($1, $2);
		2583	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2584	or return;
		2585	$pl->ob->uuid eq $uuid
		2586	or return;
		2587
		2588	$pl->ob
		2589	} else {
		2590	warn "$ref: cannot resolve object reference\n";
		2591	undef
		2592	}
		2593	}
		2594
2119	package cf;	2595	package cf;
2120		2596
2121	=back	2597	=back
2122		2598
2123	=head3 cf::object::player	2599	=head3 cf::object::player
…		…
2129	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2605	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2130	can be C<undef>. Does the right thing when the player is currently in a	2606	can be C<undef>. Does the right thing when the player is currently in a
2131	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2132		2608
2133	=cut	2609	=cut
		2610
		2611	our $SAY_CHANNEL = {
		2612	id => "say",
		2613	title => "Map",
		2614	reply => "say ",
		2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2616	};
		2617
		2618	our $CHAT_CHANNEL = {
		2619	id => "chat",
		2620	title => "Chat",
		2621	reply => "chat ",
		2622	tooltip => "Player chat and shouts, global to the server.",
		2623	};
2134		2624
2135	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2626	# with dialog boxes.
2137	#TODO: the first argument must go, split into a $npc->reply_to ( method	2627	#TODO: the first argument must go, split into a $npc->reply_to ( method
2138	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
…		…
2145		2635
2146	} else {	2636	} else {
2147	my $pl = $self->contr;	2637	my $pl = $self->contr;
2148		2638
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2639	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2642
2158	} else {	2643	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2646	}
2162	}	2647	}
		2648	}
		2649
		2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2651
		2652	=cut
		2653
		2654	sub cf::object::send_msg {
		2655	my $pl = shift->contr
		2656	or return;
		2657	$pl->send_msg (@_);
2163	}	2658	}
2164		2659
2165	=item $player_object->may ("access")	2660	=item $player_object->may ("access")
2166		2661
2167	Returns wether the given player is authorized to access resource "access"	2662	Returns wether the given player is authorized to access resource "access"
…		…
2180		2675
2181	=item $player_object->enter_link	2676	=item $player_object->enter_link
2182		2677
2183	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2184		2679
2185	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2186	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2187		2684
2188	Will never block.	2685	Will never block.
2189		2686
2190	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2191		2688
…		…
2211	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2212	my ($self) = @_;	2709	my ($self) = @_;
2213		2710
2214	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2215		2712
		2713	++$self->{_link_recursion};
		2714
2216	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2217		2716
2218	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2219	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2220		2719
2221	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2222	}	2721	}
2223		2722
2224	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2225	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2226		2725
…		…
2243	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2245		2744
2246	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2249		2748
2250	$map->load;	2749	$map->load;
2251	$map->load_diag;
2252		2750
2253	return unless $self->contr->active;	2751	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2752
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2258	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2259		2760
		2761	}
		2762
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2261		2764
2262	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2263	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2264	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2768	the new (success) or old (failed) map position. In either case, $done will
		2769	be called at the end of this process.
		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
2266		2773
2267	=cut	2774	=cut
2268		2775
2269	our $GOTOGEN;	2776	our $GOTOGEN;
2270		2777
2271	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2273		2786
2274	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2789
2277	$self->enter_link;	2790	$self->enter_link;
2278		2791
2279	(async {	2792	(async {
		2793	$Coro::current->{desc} = "player::goto $path $x $y";
		2794
		2795	# *tag paths override both path and x|y
		2796	if ($path =~ /^\*(.*)$/) {
		2797	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2798	my $ob = $obs[rand @obs];
		2799
		2800	# see if we actually can go there
		2801	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2802	$ob = $obs[rand @obs];
		2803	} else {
		2804	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2805	}
		2806	# else put us there anyways for now #d#
		2807
		2808	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2809	} else {
		2810	($path, $x, $y) = (undef, undef, undef);
		2811	}
		2812	}
		2813
2280	my $map = eval {	2814	my $map = eval {
2281	my $map = cf::map::find $path;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2282		2816
2283	if ($map) {	2817	if ($map) {
2284	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2286	} else {	2820	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2822	}
2289		2823
2290	$map	2824	$map
2291	};	2825	};
2292		2826
…		…
2297		2831
2298	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2301	}	2835	}
		2836
		2837	$done->($self) if $done;
2302	})->prio (1);	2838	})->prio (1);
2303	}	2839	}
2304		2840
2305	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2306		2842
…		…
2326	}	2862	}
2327		2863
2328	sub prepare_random_map {	2864	sub prepare_random_map {
2329	my ($exit) = @_;	2865	my ($exit) = @_;
2330		2866
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2869	# that depends on the exit object
2336		2870
2337	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2873	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2344	}	2880	}
2345		2881
2346	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2347		2883
2348	my $data = cf::to_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2351		2887
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2890	undef $fh;
2355	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2356		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2359	}	2899	}
2360	}	2900	}
2361		2901
2362	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2364		2904
2365	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2366		2906
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2907	$self->enter_link;
2379		2908
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2909	(async {
2385	$self->deactivate_recursive; # just to be sure	2910	$Coro::current->{desc} = "enter_exit";
		2911
2386	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2916	my $x = $exit->stats->hp;
		2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
		2941
2387	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2388		2943
		2944	# if exit is damned, update players death & WoR home-position
		2945	$self->contr->savebed ($map, $x, $y)
		2946	if $exit->flag (cf::FLAG_DAMNED);
		2947
2389	1;	2948	1
2390	}) {	2949	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2393	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2954
2396	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2397	$self->leave_link;	2956	$self->leave_link;
2398	}	2957	}
2399	})->prio (1);	2958	})->prio (1);
2400	}	2959	}
2401		2960
…		…
2415		2974
2416	utf8::encode $text;	2975	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	2977	}
2419		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
		3002	}
		3003
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		3005
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	3007	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	3008	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	3009	the message unless the client supports the msg packet.
2426		3010
2427	=cut	3011	=cut
2428		3012
		3013	# non-persistent channels (usually the info channel)
		3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
		3021	"c/identify" => {
		3022	id => "infobox",
		3023	title => "Identify",
		3024	reply => undef,
		3025	tooltip => "Items recently identified",
		3026	},
		3027	"c/examine" => {
		3028	id => "infobox",
		3029	title => "Examine",
		3030	reply => undef,
		3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
		3038	},
		3039	"c/book" => {
		3040	id => "infobox",
		3041	title => "Book",
		3042	reply => undef,
		3043	tooltip => "The contents of a note or book",
		3044	},
		3045	"c/lookat" => {
		3046	id => "infobox",
		3047	title => "Look",
		3048	reply => undef,
		3049	tooltip => "What you saw there",
		3050	},
		3051	"c/who" => {
		3052	id => "infobox",
		3053	title => "Players",
		3054	reply => undef,
		3055	tooltip => "Shows players who are currently online",
		3056	},
		3057	"c/body" => {
		3058	id => "infobox",
		3059	title => "Body Parts",
		3060	reply => undef,
		3061	tooltip => "Shows which body parts you posess and are available",
		3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
		3099	"c/uptime" => {
		3100	id => "infobox",
		3101	title => "Uptime",
		3102	reply => undef,
		3103	tooltip => "How long the server has been running since last restart",
		3104	},
		3105	"c/mapinfo" => {
		3106	id => "infobox",
		3107	title => "Map Info",
		3108	reply => undef,
		3109	tooltip => "Information related to the maps",
		3110	},
		3111	"c/party" => {
		3112	id => "party",
		3113	title => "Party",
		3114	reply => "gsay ",
		3115	tooltip => "Messages and chat related to your party",
		3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
		3125	);
		3126
2429	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2431		3129
2432	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
		3132
		3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3134
		3135	# check predefined channels, for the benefit of C
		3136	if ($CHANNEL{$channel}) {
		3137	$channel = $CHANNEL{$channel};
		3138
		3139	$self->ext_msg (channel_info => $channel);
		3140	$channel = $channel->{id};
		3141
		3142	} elsif (ref $channel) {
		3143	# send meta info to client, if not yet sent
		3144	unless (exists $self->{channel}{$channel->{id}}) {
		3145	$self->{channel}{$channel->{id}} = $channel;
		3146	$self->ext_msg (channel_info => $channel);
		3147	}
		3148
		3149	$channel = $channel->{id};
		3150	}
2433		3151
2434	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2435		3153
2436	if ($self->can_msg) {	3154	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3156	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3157
2449	if ($color >= 0) {	3158	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3159	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3161	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3162
		3163	$self->send_big_packet ($pkt);
		3164	}
		3165
2460	=item $client->ext_event ($type, %msg)	3166	=item $client->ext_msg ($type, @msg)
2461		3167
2462	Sends an ext event to the client.	3168	Sends an ext event to the client.
2463		3169
2464	=cut	3170	=cut
2465		3171
2466	sub cf::client::ext_event($$%) {	3172	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3173	my ($self, $type, @msg) = @_;
2468		3174
		3175	if ($self->extcmd == 2) {
		3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3177	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3178	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3180	}
		3181	}
		3182
		3183	=item $client->ext_reply ($msgid, @msg)
		3184
		3185	Sends an ext reply to the client.
		3186
		3187	=cut
		3188
		3189	sub cf::client::ext_reply($$@) {
		3190	my ($self, $id, @msg) = @_;
		3191
		3192	return unless $self->extcmd == 2;
		3193
		3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2471	}	3195	}
2472		3196
2473	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2474		3198
2475	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2531		3255
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3257
2534	if (ref $msg) {	3258	if (ref $msg) {
		3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3260
		3261	my @reply;
		3262
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3263	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3264	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3265	}
		3266
		3267	$ns->ext_reply ($reply, @reply)
		3268	if $reply;
		3269
2541	} else {	3270	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	3272	}
2544		3273
2545	cf::override;	3274	cf::override;
2546	},	3275	},
2547	);	3276	);
…		…
2567		3296
2568	$coro	3297	$coro
2569	}	3298	}
2570		3299
2571	cf::client->attach (	3300	cf::client->attach (
2572	on_destroy => sub {	3301	on_client_destroy => sub {
2573	my ($ns) = @_;	3302	my ($ns) = @_;
2574		3303
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3305	},
2577	);	3306	);
…		…
2592	our $safe = new Safe "safe";	3321	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
2594		3323
2595	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
2596		3325
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3326	$safe->permit_only (Opcode::opset qw(
		3327	:base_core :base_mem :base_orig :base_math :base_loop
		3328	grepstart grepwhile mapstart mapwhile
		3329	sort time
		3330	));
2598		3331
2599	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
2600		3333
2601	=pod	3334	=pod
2602		3335
2603	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
2604		3337
2605	cf::object	3338	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3339	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3340	insert remove name archname title slaying race decrease split
		3341	value
2608		3342
2609	cf::object::player	3343	cf::object::player
2610	player	3344	player
2611		3345
2612	cf::player	3346	cf::player
…		…
2617		3351
2618	=cut	3352	=cut
2619		3353
2620	for (	3354	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3356	insert remove inv nrof name archname title slaying race
		3357	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
2626	) {	3361	) {
2627	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2630	for @funs;	3364	for @funs;
2631	}	3365	}
2632		3366
…		…
2647		3381
2648	my $qcode = $code;	3382	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
2651		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
2652	local $_;	3389	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3390
2655	my $eval =	3391	my $eval =
2656	"do {\n"	3392	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3395	. $code
2660	. "\n}"	3396	. "\n}"
2661	;	3397	;
2662		3398
		3399	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
2666		3408
2667	if ($@) {	3409	if ($@) {
2668	warn "$@";	3410	warn "$@",
2669	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
2670	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
2671	}	3413	}
2672		3414
2673	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
2674	}	3416	}
2675		3417
…		…
2689	=cut	3431	=cut
2690		3432
2691	sub register_script_function {	3433	sub register_script_function {
2692	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
2693		3435
2694	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
2696	}	3438	}
2697		3439
2698	=back	3440	=back
2699		3441
2700	=cut	3442	=cut
…		…
2703	# the server's init and main functions	3445	# the server's init and main functions
2704		3446
2705	sub load_facedata($) {	3447	sub load_facedata($) {
2706	my ($path) = @_;	3448	my ($path) = @_;
2707		3449
		3450	# HACK to clear player env face cache, we need some signal framework
		3451	# for this (global event?)
		3452	%ext::player_env::MUSIC_FACE_CACHE = ();
		3453
		3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3455
2708	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
2709		3457
2710	my $facedata;	3458	my $facedata = decode_storable load_file $path;
2711	0 < aio_load $path, $facedata
2712	or die "$path: $!";
2713
2714	$facedata = Coro::Storable::thaw $facedata;
2715		3459
2716	$facedata->{version} == 2	3460	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3462
		3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3465	$facedata->{resource}{"res/exp_table"} = {
		3466	type => FT_RSRC,
		3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
		3469	};
		3470	cf::cede_to_tick;
		3471
2719	{	3472	{
2720	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
2721		3474
2722	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3477
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3478	cf::face::set_visibility $idx, $info->{visibility};
		3479	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3483
		3484	cf::cede_to_tick;
2728	}	3485	}
2729		3486
2730	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3488	next unless $info->{smooth};
		3489
2732	my $idx = cf::face::find $face	3490	my $idx = cf::face::find $face
2733	or next;	3491	or next;
		3492
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
		3494	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3496	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3498	}
2739	Coro::cede;	3499
		3500	cf::cede_to_tick;
2740	}	3501	}
2741	}	3502	}
2742		3503
2743	{	3504	{
2744	my $anims = $facedata->{animinfo};	3505	my $anims = $facedata->{animinfo};
2745		3506
2746	while (my ($anim, $info) = each %$anims) {	3507	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3508	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3509	cf::cede_to_tick;
2749	}	3510	}
2750		3511
2751	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
2752	}	3513	}
2753		3514
		3515	{
		3516	my $res = $facedata->{resource};
		3517
		3518	while (my ($name, $info) = each %$res) {
		3519	if (defined (my $type = delete $info->{type})) {
		3520	# TODO: different hash - must free and use new index, or cache ixface data queue
		3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3522
		3523	cf::face::set_data $idx, 0, delete $info->{data}, delete $info->{hash};
		3524	cf::face::set_type $idx, $type;
		3525	cf::face::set_meta $idx, (keys %$info && (~$type & 1)) ? $info : undef; # any keys left are stashed into meta unless prepended
		3526	} else {
		3527	# $RESOURCE{$name} = $info; # unused
		3528	}
		3529
		3530	cf::cede_to_tick;
		3531	}
		3532	}
		3533
		3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3535
2754	1	3536	1
2755	}	3537	}
2756		3538
		3539	register_exticmd fx_want => sub {
		3540	my ($ns, $want) = @_;
		3541
		3542	while (my ($k, $v) = each %$want) {
		3543	$ns->fx_want ($k, $v);
		3544	}
		3545	};
		3546
		3547	sub load_resource_file($) {
		3548	my $guard = lock_acquire "load_resource_file";
		3549
		3550	my $status = load_resource_file_ $_[0];
		3551	get_slot 0.1, 100;
		3552	cf::arch::commit_load;
		3553
		3554	$status
		3555	}
		3556
2757	sub reload_regions {	3557	sub reload_regions {
		3558	# HACK to clear player env face cache, we need some signal framework
		3559	# for this (global event?)
		3560	%ext::player_env::MUSIC_FACE_CACHE = ();
		3561
2758	load_resource_file "$MAPDIR/regions"	3562	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3563	or die "unable to load regions file\n";
		3564
		3565	for (cf::region::list) {
		3566	$_->{match} = qr/$_->{match}/
		3567	if exists $_->{match};
		3568	}
2760	}	3569	}
2761		3570
2762	sub reload_facedata {	3571	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3572	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3573	or die "unable to load facedata\n";
2765	}	3574	}
2766		3575
2767	sub reload_archetypes {	3576	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3577	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3578	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3579	}
2776		3580
2777	sub reload_treasures {	3581	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
2780	}	3584	}
2781		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
2782	sub reload_resources {	3606	sub reload_resources {
2783	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
2784		3608
		3609	reload_exp_table;
		3610	reload_materials;
		3611	reload_facedata;
		3612	reload_sound;
		3613	reload_archetypes;
2785	reload_regions;	3614	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3615	reload_treasures;
2790		3616
2791	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
2792	}	3618	}
2793		3619
2794	sub init {	3620	sub reload_config {
2795	reload_resources;	3621	trace "reloading config file...\n";
2796	}
2797		3622
2798	sub cfg_load {	3623	my $config = load_file "$CONFDIR/config";
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3624	utf8::decode $config;
2800	or return;	3625	*CFG = decode_yaml $config;
2801		3626
2802	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;
2804
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2806		3628
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2809		3631
2810	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
2814	};	3636	};
2815	warn $@ if $@;	3637	warn $@ if $@;
2816	}	3638	}
2817	}	3639	}
2818		3640
		3641	sub pidfile() {
		3642	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3643	or die "$PIDFILE: $!";
		3644	flock $fh, &Fcntl::LOCK_EX
		3645	or die "$PIDFILE: flock: $!";
		3646	$fh
		3647	}
		3648
		3649	# make sure only one server instance is running at any one time
		3650	sub atomic {
		3651	my $fh = pidfile;
		3652
		3653	my $pid = <$fh>;
		3654	kill 9, $pid if $pid > 0;
		3655
		3656	seek $fh, 0, 0;
		3657	print $fh $$;
		3658	}
		3659
		3660	sub main_loop {
		3661	trace "EV::loop starting\n";
		3662	if (1) {
		3663	EV::loop;
		3664	}
		3665	trace "EV::loop returned\n";
		3666	goto &main_loop unless $REALLY_UNLOOP;
		3667	}
		3668
2819	sub main {	3669	sub main {
		3670	cf::init_globals; # initialise logging
		3671
		3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3676
		3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3678
2820	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3681	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3682	(async {
2824	Event::one_event;	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3684	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
2826	};	3686	};
2827		3687
2828	cfg_load;	3688	evthread_start IO::AIO::poll_fileno;
		3689
		3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
		3697	cf::load_settings;
		3698
		3699	reload_resources;
		3700	reload_config;
2829	db_init;	3701	db_init;
		3702
		3703	cf::init_uuid;
		3704	cf::init_signals;
		3705	cf::init_skills;
		3706
		3707	cf::init_beforeplay;
		3708
		3709	atomic;
		3710
2830	load_extensions;	3711	load_extensions;
2831		3712
2832	$TICK_WATCHER->start;	3713	utime time, time, $RUNTIMEFILE;
2833	Event::loop;	3714
		3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
		3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3718
		3719	cf::_post_init 0;
		3720	};
		3721
		3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
		3729	goto &main_loop;
2834	}	3730	}
2835		3731
2836	#############################################################################	3732	#############################################################################
2837	# initialisation and cleanup	3733	# initialisation and cleanup
2838		3734
2839	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
2840	BEGIN {	3736	BEGIN {
		3737	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
2849	},
2850	);	3741	};
2851	}	3742	}
2852	}	3743	}
2853		3744
2854	sub write_runtime {	3745	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3746	my $t0 = AE::time;
2856		3747
2857	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
2859		3750
2860	IO::AIO::aio_utime $runtime, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3752
2862	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
2863		3754
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3756	or return;
2866		3757
2867	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3770	aio_utime $fh, undef, undef;
2880		3771
2881	close $fh	3772	close $fh
2882	or return;	3773	or return;
2883		3774
2884	aio_rename "$runtime~", $runtime	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3776	and return;
2886		3777
2887	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3779
2889	1	3780	1
		3781	}
		3782
		3783	our $uuid_lock;
		3784	our $uuid_skip;
		3785
		3786	sub write_uuid_sync($) {
		3787	$uuid_skip ||= $_[0];
		3788
		3789	return if $uuid_lock;
		3790	local $uuid_lock = 1;
		3791
		3792	my $uuid = "$LOCALDIR/uuid";
		3793
		3794	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3795	or return;
		3796
		3797	my $value = uuid_seq uuid_cur;
		3798
		3799	unless ($value) {
		3800	info "cowardly refusing to write zero uuid value!\n";
		3801	return;
		3802	}
		3803
		3804	my $value = uuid_str $value + $uuid_skip;
		3805	$uuid_skip = 0;
		3806
		3807	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3808	and return;
		3809
		3810	# always fsync - this file is important
		3811	aio_fsync $fh
		3812	and return;
		3813
		3814	close $fh
		3815	or return;
		3816
		3817	aio_rename "$uuid~", $uuid
		3818	and return;
		3819
		3820	trace "uuid file written ($value).\n";
		3821
		3822	1
		3823
		3824	}
		3825
		3826	sub write_uuid($$) {
		3827	my ($skip, $sync) = @_;
		3828
		3829	$sync ? write_uuid_sync $skip
		3830	: async { write_uuid_sync $skip };
2890	}	3831	}
2891		3832
2892	sub emergency_save() {	3833	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
2894		3835
2895	warn "enter emergency perl save\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
2896		3842
2897	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
2898	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3852	$pl->valid or next;
		3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3854	$pl->save;
2906	}	3855	}
2907	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
2908		3857
2909	warn "begin emergency map save\n";	3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
		3860	info "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3863	$map->valid or next;
2913	$map->save;	3864	$map->save;
2914	}	3865	}
2915	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
2916		3867
2917	warn "begin emergency database checkpoint\n";	3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
		3870	info "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
		3873
		3874	info "emergency_perl_save: begin write uuid\n";
		3875	write_uuid_sync 1;
		3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
2920	};	3896	};
2921		3897
2922	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
2923	}	3899	}
2924		3900
2925	sub post_cleanup {	3901	sub post_cleanup {
2926	my ($make_core) = @_;	3902	my ($make_core) = @_;
2927		3903
		3904	IO::AIO::flush;
		3905
2928	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	3907	if $make_core;
		3908
		3909	my $fh = pidfile;
		3910	unlink $PIDFILE if <$fh> == $$;
		3911	}
		3912
		3913	# a safer delete_package, copied from Symbol
		3914	sub clear_package($) {
		3915	my $pkg = shift;
		3916
		3917	# expand to full symbol table name if needed
		3918	unless ($pkg =~ /^main::.*::$/) {
		3919	$pkg = "main$pkg" if $pkg =~ /^::/;
		3920	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3921	$pkg .= '::' unless $pkg =~ /::$/;
		3922	}
		3923
		3924	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3925	my $stem_symtab = *{$stem}{HASH};
		3926
		3927	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3928	or return;
		3929
		3930	# clear all symbols
		3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3932	for my $name (keys %$leaf_symtab) {
		3933	_gv_clear *{"$pkg$name"};
		3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3935	}
2930	}	3936	}
2931		3937
2932	sub do_reload_perl() {	3938	sub do_reload_perl() {
2933	# can/must only be called in main	3939	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
2935	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
2936	return;	3942	return;
2937	}	3943	}
2938		3944
2939	warn "reloading...";	3945	return if $RELOAD++;
2940		3946
2941	warn "entering sync_job";	3947	my $t1 = AE::time;
2942		3948
		3949	while ($RELOAD) {
		3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
		3952
		3953	trace "perl_reload: entering sync_job";
		3954
2943	cf::sync_job {	3955	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark
2945	cf::emergency_save;	3956	#cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark
2947		3957
2948	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;
2950
2951	# if anything goes wrong in here, we should simply crash as we already saved
2952
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;
2964	warn "iterate...";
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();	3960	%EXT_CORO = ();
2972		3961
2973	warn "removing commands";	3962	trace "perl_reload: removing commands";
2974	%COMMAND = ();	3963	%COMMAND = ();
2975		3964
2976	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
2977	%EXTCMD = ();	3966	%EXTCMD = ();
2978	%EXTICMD = ();	3967	%EXTICMD = ();
2979		3968
2980	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
2983		3972
2984	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
2985	eval {	3974	eval {
2986	$cb->($pkg);	3975	$cb->($pkg);
2987	1	3976	1
2988	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
		3978	}
		3979
		3980	trace "... clearing $pkg";
		3981	clear_package $pkg;
2989	}	3982	}
2990		3983
2991	warn "... nuking $pkg";
2992	Symbol::delete_package $pkg;
2993	}
2994
2995	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2996	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3987
2999	warn "... unloading $k";	3988	trace "... unloading $k";
3000	delete $INC{$k};	3989	delete $INC{$k};
3001		3990
3002	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3004		3993
3005	if (my $cb = $k->can ("unload_module")) {	3994	if (my $cb = $k->can ("unload_module")) {
3006	$cb->();	3995	$cb->();
		3996	}
		3997
		3998	clear_package $k;
3007	}	3999	}
3008		4000
3009	Symbol::delete_package $k;
3010	}
3011
3012	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	4002	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		4004
3016	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		4008
3020	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3021	# and global variables created in xs	4010	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3023		4012
3024	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3025		4014
3026	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3027	require cf;	4016	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3029		4018
3030	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3031	cf::cfg_load;	4020	cf::reload_config;
3032		4021
3033	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3034	cf::load_extensions;	4023	cf::load_extensions;
3035		4024
		4025	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3039	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3042		4033
3043	warn "leaving sync_job";	4034	cf::_post_init 1;
3044		4035
		4036	trace "perl_reload: leaving sync_job";
		4037
3045	1	4038	1
3046	} or do {	4039	} or do {
3047	warn $@;	4040	error $@;
3048	warn "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3049	exit 1;	4042	};
		4043
		4044	--$RELOAD;
3050	};	4045	}
3051		4046
3052	warn "reloaded";	4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3053	};	4049	};
3054		4050
3055	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3056		4052
3057	sub reload_perl() {	4053	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3060		4056
3061	$RELOAD_WATCHER ||= Event->timer (	4057	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	4058	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	4059
3064	data => WF_AUTOCANCEL,	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	4061	do_reload_perl;
3067	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
3068	},	4063	};
3069	);	4064	};
3070	}	4065	}
3071		4066
3072	register_command "reload" => sub {	4067	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
3074		4069
3075	if ($who->flag (FLAG_WIZ)) {	4070	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	4071	$who->message ("reloading server.");
		4072	async {
		4073	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	4074	reload_perl;
		4075	};
3078	}	4076	}
3079	};	4077	};
3080		4078
3081	unshift @INC, $LIBDIR;	4079	#############################################################################
3082		4080
3083	my $bug_warning = 0;	4081	my $bug_warning = 0;
3084		4082
3085	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;
3087
3088	sub wait_for_tick {	4083	sub wait_for_tick() {
3089	return unless $TICK_WATCHER->is_active;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3090	return if $Coro::current == $Coro::main;
3091		4085
3092	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3093	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;
3095	}	4087	}
3096		4088
3097	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3098	return unless $TICK_WATCHER->is_active;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3099	return if $Coro::current == $Coro::main;
3100		4091
3101	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	4094	$signal->wait;
3104	}	4095	}
3105		4096
3106	my $min = 1e6;#d#	4097	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	4098	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3118	return;	4101	return;
3119	}	4102	}
3120		4103
3121	$NOW = $tick_start = Event::time;	4104	cf::one_tick; # one server iteration
3122		4105
3123	cf::server_tick; # one server iteration	4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3124		4107
3125	0 && sync_job {#d#	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3126	for(1..10) {	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3127	my $t = Event::time;	4110	Coro::async_pool {
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4111	$Coro::current->{desc} = "runtime saver";
3129	or die;	4112	write_runtime_sync
3130		4113	or error "ERROR: unable to write runtime file: $!";
3131	$map->width (50);
3132	$map->height (50);
3133	$map->alloc;
3134	$map->_load_objects ("/tmp/x.map", 1);
3135	my $t = Event::time - $t;
3136
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	4114	};
		4115	}
3147		4116
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	4118	$sig->send;
3164	}	4119	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3166	$sig->send;
3167	}
3168		4121
3169	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		4124
3180	_post_tick;	4125	if (0) {
3181		4126	if ($NEXT_TICK) {
3182		4127	my $jitter = $TICK_START - $NEXT_TICK;
		4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4129	debug "jitter $JITTER\n";#d#
		4130	}
3183	},	4131	}
3184	);	4132	}
3185		4133
3186	{	4134	{
3187	BDB::max_poll_time $TICK * 0.1;	4135	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	4136
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3197		4138	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		4140
3213	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
		4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		4148
3216	cf::sync_job {	4149	cf::sync_job {
3217	eval {	4150	eval {
3218	BDB::db_env_open	4151	BDB::db_env_open
3219	$DB_ENV,	4152	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4154	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4155	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4156	0666;
3224		4157
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4158	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4159	};
3230		4160
3231	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4162	};
3233	}	4163	}
		4164
		4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4167	};
		4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4170	};
		4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4173	};
3234	}	4174	}
3235		4175
3236	{	4176	{
		4177	# configure IO::AIO
		4178
3237	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4182	}
3250		4183
3251	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3252		4186
3253	sub _log_backtrace {	4187	sub _log_backtrace {
3254	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3255		4189
3256	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3257		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3258	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3260	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3261	async {	4200	async {
		4201	$Coro::current->{desc} = "abt $msg";
		4202
3262	my @bt = fork_call {	4203	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	4207	or die "addr2line: $!";
…		…
3274	}	4215	}
3275		4216
3276	@funcs	4217	@funcs
3277	};	4218	};
3278		4219
3279	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4223	--$_log_backtrace;
3282	};	4224	};
3283	} else {	4225	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3286	}	4228	}
3287	}	4229	}
3288		4230
3289	# load additional modules	4231	# load additional modules
3290	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3291		4234
3292	END { cf::emergency_save }	4235	END { cf::emergency_save }
3293		4236
3294	1	4237	1
3295		4238

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