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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.572 by root, Sun May 8 11:44:43 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
		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
		691
		692	sub post_fork {
		693	reset_signals;
		694	}
413		695
414	sub fork_call(&@) {	696	sub fork_call(&@) {
415	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
416		698
417	# 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,
418	# or die "socketpair: $!";	700	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	701	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		702
422	if (my $pid = fork) {	703	my @res = Coro::Util::fork_eval {
423	close $fh2;	704	cf::post_fork;
		705	&$cb
		706	} @args;
424		707
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	708	wantarray ? @res : $res[-1]
426	warn "pst<$res>" unless $res =~ /^pst/;	709	}
427	$res = Coro::Storable::thaw $res;
428		710
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	711	sub objinfo {
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;
436	local $SIG{__WARN__};
437	local $SIG{__DIE__};
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442
443	my @res = eval { $cb->(@args) };
444
445	open my $fh, ">", \my $buf
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}	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
460	}	747	}
461		748
462	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
463		750
464	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
467		754
468	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
469	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).
470		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
471	=cut	763	=cut
		764
		765	sub db_table($) {
		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	}
472		784
473	our $DB;	785	our $DB;
474		786
475	sub db_init {	787	sub db_init {
476	unless ($DB) {	788	$DB ||= db_table "db";
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {
480	eval {
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}
490	}	789	}
491		790
492	sub db_get($$) {	791	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
494		793
495	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
496	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
497		798
498	$! ? ()	799	$! ? ()
499	: $data	800	: $data
500	}
501	}	801	}
502		802
503	sub db_put($$$) {	803	sub db_put($$$) {
504	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
505	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
533		833
534	my @data;	834	my @data;
535	my $md5;	835	my $md5;
536		836
537	for (0 .. $#$src) {	837	for (0 .. $#$src) {
538	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
539	or Carp::croak "$src->[$_]: $!";
540	}	839	}
541		840
542	# if processing is expensive, check	841	# if processing is expensive, check
543	# checksum first	842	# checksum first
544	if (1) {	843	if (1) {
545	$md5 =	844	$md5 =
546	join "\x00",	845	join "\x00",
547	$processversion,	846	$processversion,
548	map {	847	map {
549	Coro::cede;	848	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	849	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	850	} 0.. $#$src;
552		851
553		852
554	my $dbmd5 = db_get cache => "$id/md5";	853	my $dbmd5 = db_get cache => "$id/md5";
…		…
561		860
562	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
563	my $data = $process->(\@data);	862	my $data = $process->(\@data);
564	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
565		864
566	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
567		866
568	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
569	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
570	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
571		870
…		…
581		880
582	=cut	881	=cut
583		882
584	sub datalog($@) {	883	sub datalog($@) {
585	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
586	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
587	}	886	}
588		887
589	=back	888	=back
590		889
591	=cut	890	=cut
592		891
593	#############################################################################	892	#############################################################################
594		893
595	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
596		895
597	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
598	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")
599	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
600		899
601	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>
602	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
603	Crossfire TRT).	902	Deliantra).
604		903
605	=over 4	904	=over 4
606		905
607	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
608		907
…		…
652	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
653		952
654	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
655	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
656		955
657	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
658	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.
659		958
660	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
661		960
662	=over 4	961	=over 4
…		…
786		1085
787	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
788	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
789		1088
790	} elsif (ref $type) {	1089	} elsif (ref $type) {
791	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
792		1091
793	} else {	1092	} else {
794	shift @arg;	1093	shift @arg;
795	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
796	}	1095	}
797	}	1096	}
798	}	1097	}
799		1098
800	sub _object_attach {	1099	sub _object_attach {
…		…
810	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
811	}	1110	}
812		1111
813	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
814	} else {	1113	} else {
815	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
816	}	1115	}
817		1116
818	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
819	}	1118	}
820		1119
…		…
860	";	1159	";
861	die if $@;	1160	die if $@;
862	}	1161	}
863		1162
864	our $override;	1163	our $override;
865	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?
866		1165
867	sub override {	1166	sub override {
868	$override = 1;	1167	$override = 1;
869	@invoke_results = ();	1168	@INVOKE_RESULTS = (@_);
870	}	1169	}
871		1170
872	sub do_invoke {	1171	sub do_invoke {
873	my $event = shift;	1172	my $event = shift;
874	my $callbacks = shift;	1173	my $callbacks = shift;
875		1174
876	@invoke_results = ();	1175	@INVOKE_RESULTS = ();
877		1176
878	local $override;	1177	local $override;
879		1178
880	for (@$callbacks) {	1179	for (@$callbacks) {
881	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
882		1181
883	if ($@) {	1182	if ($@) {
884	warn "$@";
885	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
886	override;	1184	override;
887	}	1185	}
888		1186
889	return 1 if $override;	1187	return 1 if $override;
890	}	1188	}
891		1189
892	0	1190	0
893	}	1191	}
894		1192
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1194
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1196
899	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
900		1198
901	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
902	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
903	results (if you must, access C<@cf::invoke_results> directly).	1201	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1202
905	=back	1203	=back
906		1204
907	=cut	1205	=cut
908		1206
909	#############################################################################	1207	#############################################################################
910	# 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, $ob2
		1250	}
911		1251
912	sub reattach {	1252	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1254	my ($obj) = @_;
915		1255
		1256	# no longer needed after getting rid of delete_package?
916	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
917		1258
918	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
919		1260
920	@$registry = ();	1261	@$registry = ();
921		1262
…		…
926	for (@$attach) {	1267	for (@$attach) {
927	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
928	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
929	}	1270	}
930	} else {	1271	} else {
931	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
932	}	1273	}
933	}	1274	}
934	}	1275	}
935		1276
936	cf::attachable->attach (	1277	cf::attachable->attach (
937	prio => -1000000,	1278	prio => -1000000,
938	on_instantiate => sub {	1279	on_instantiate => sub {
939	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
940		1281
941	$data = from_json $data;	1282	$data = decode_json $data;
942		1283
943	for (@$data) {	1284	for (@$data) {
944	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
945		1286
946	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1303	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
964		1305
965	sync_job {	1306	sync_job {
966	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
969		1312
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	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	}
974	close $fh;	1320	aio_close $fh;
975		1321
976	if (@$objs) {	1322	if (@$objs) {
977	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) {
978	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
981	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	}
982	close $fh;	1331	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
984	}	1333	}
985	} else {	1334	} else {
986	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
987	}	1336	}
988		1337
989	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1342	} else {
991	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
992	}	1344	}
993	} else {	1345	} else {
994	aio_unlink $filename;	1346	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
996	}	1348	}
997	}	1349	};
998	}	1350	}
999		1351
1000	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1002		1354
…		…
1014	or return;	1366	or return;
1015		1367
1016	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1370	or return;
		1371
1019	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1020	}	1374	}
1021		1375
		1376	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
		1380
1024	return ($data, $av);	1381	($data, $av)
1025	}	1382	}
1026		1383
1027	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
1028		1385
1029	=over 4	1386	=over 4
…		…
1083	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1084		1441
1085	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1086	}	1443	}
1087		1444
		1445	use File::Glob ();
		1446
1088	cf::player->attach (	1447	cf::player->attach (
1089	on_command => sub {	1448	on_unknown_command => sub {
1090	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1091		1450
1092	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1093	or return;	1452	or return;
1094		1453
…		…
1102	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1103		1462
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1464
1106	if (ref $msg) {	1465	if (ref $msg) {
		1466	my ($type, $reply, @payload) =
		1467	"ARRAY" eq ref $msg
		1468	? @$msg
		1469	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1470
		1471	my @reply;
		1472
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1473	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1474	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1475	}
		1476
		1477	$pl->ext_reply ($reply, @reply)
		1478	if $reply;
		1479
1112	} else {	1480	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1482	}
1115		1483
1116	cf::override;	1484	cf::override;
1117	},	1485	},
1118	);	1486	);
1119		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1120	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1121	cf::sync_job {	1504	cf::sync_job {
1122	my %todo;	1505	my %todo;
1123		1506
1124	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1125	next unless -r $path;	1508	next unless -r $path;
…		…
1143		1526
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1529
1147	$ext{source} =	1530	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1149	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1150	. $source	1533	. $source
1151	. "\n};\n1";	1534	. "\n};\n1";
1152		1535
1153	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1154	}	1537	}
1155		1538
		1539	my $pass = 0;
1156	my %done;	1540	my %done;
1157	while (%todo) {	1541	while (%todo) {
1158	my $progress;	1542	my $progress;
1159		1543
		1544	++$pass;
		1545
		1546	ext:
1160	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1549	next ext
1163	unless exists $done{$_};	1550	unless exists $done{$_};
1164	}	1551	}
1165		1552
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1554
1168	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1173	warn $msg;	1562
1174	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1175	exit 1;	1564	delete $todo{$k};
1176	}	1565	} else {
1177		1566	$done{$k} = delete $todo{$k};
1178	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1179	}	1572	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1573	}
1185		1574
1186	skip:	1575	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1189	}	1585	}
1190	};	1586	};
1191	}	1587	}
1192		1588
1193	#############################################################################	1589	#############################################################################
1194		1590
1195	=back	1591	=back
1196		1592
1197	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1198		1594
1199	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1200		1596
1201	=cut	1597	=cut
1202		1598
1203	package cf::player;	1599	package cf::player;
1204		1600
1205	use Coro::AIO;	1601	use Coro::AIO;
1206		1602
1207	=head3 cf::player	1603	=head3 cf::player
1208		1604
1209	=over 4	1605	=over 4
		1606
		1607	=item cf::player::num_playing
		1608
		1609	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1610
		1611	=cut
		1612
		1613	sub num_playing {
		1614	scalar grep
		1615	$_->ob->map
		1616	&& !$_->hidden
		1617	&& !$_->ob->flag (cf::FLAG_WIZ),
		1618	cf::player::list
		1619	}
1210		1620
1211	=item cf::player::find $login	1621	=item cf::player::find $login
1212		1622
1213	Returns the given player object, loading it if necessary (might block).	1623	Returns the given player object, loading it if necessary (might block).
1214		1624
…		…
1233		1643
1234	sub exists($) {	1644	sub exists($) {
1235	my ($login) = @_;	1645	my ($login) = @_;
1236		1646
1237	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1239	}	1649	}
1240		1650
1241	sub find($) {	1651	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1653	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1660	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1661	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1662	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1664
1255	my $pl = load_pl path $login	1665	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1666	or return;
		1667
		1668	my $pl = cf::player::load_pl $f
		1669	or return;
		1670
		1671	local $cf::PLAYER_LOADING{$login} = $pl;
		1672	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1258	}	1674	}
1259	}	1675	}
1260	}	1676	}
		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
1261		1690
1262	sub save($) {	1691	sub save($) {
1263	my ($pl) = @_;	1692	my ($pl) = @_;
1264		1693
1265	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1271		1700
1272	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1274		1703
		1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1708
1275	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1276	Coro::cede;	1710	cf::cede_to_tick;
1277	}	1711	}
1278		1712
1279	sub new($) {	1713	sub new($) {
1280	my ($login) = @_;	1714	my ($login) = @_;
1281		1715
…		…
1287	$cf::PLAYER{$login} = $self;	1721	$cf::PLAYER{$login} = $self;
1288		1722
1289	$self	1723	$self
1290	}	1724	}
1291		1725
		1726	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1727
		1728	=cut
		1729
		1730	sub send_msg {
		1731	my $ns = shift->ns
		1732	or return;
		1733	$ns->send_msg (@_);
		1734	}
		1735
1292	=item $pl->quit_character	1736	=item $pl->quit_character
1293		1737
1294	Nukes the player without looking back. If logged in, the connection will	1738	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1739	be destroyed. May block for a long time.
1296		1740
…		…
1300	my ($pl) = @_;	1744	my ($pl) = @_;
1301		1745
1302	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1303		1747
1304	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1305	$pl->password ("*"); # this should lock out the player until we nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1306		1750
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1308	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1310	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1311		1759
1312	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1314	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1349	or return [];	1797	or return [];
1350		1798
1351	my @logins;	1799	my @logins;
1352		1800
1353	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
		1802	my $path = path $login;
		1803
		1804	# a .pst is a dead give-away for a valid player
		1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1810	}
1357		1811
1358	utf8::decode $login;	1812	utf8::decode $login;
1359	push @logins, $login;	1813	push @logins, $login;
1360	}	1814	}
1361		1815
1362	\@logins	1816	\@logins
1363	}	1817	}
1364		1818
1365	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1366		1822
1367	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1368	player. May block.	1824	player. May block.
1369		1825
1370	=cut	1826	=cut
…		…
1388	}	1844	}
1389		1845
1390	\@paths	1846	\@paths
1391	}	1847	}
1392		1848
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1850
1395	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1396		1852
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1853	=item $player->ext_reply ($msgid, @msg)
1444		1854
1445	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1446		1856
1447	=cut	1857	=cut
1448		1858
1449	sub ext_reply($$%) {	1859	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1860	my ($self, $id, @msg) = @_;
1451		1861
1452	$msg{msgid} = $id;	1862	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1863	}
1455		1864
1456	=item $player->ext_event ($type, %msg)	1865	=item $player->ext_msg ($type, @msg)
1457		1866
1458	Sends an ext event to the client.	1867	Sends an ext event to the client.
1459		1868
1460	=cut	1869	=cut
1461		1870
1462	sub ext_event($$%) {	1871	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1872	my ($self, $type, @msg) = @_;
1464		1873
1465	$self->ns->ext_event ($type, %msg);	1874	$self->ns->ext_msg ($type, @msg);
1466	}	1875	}
1467		1876
1468	=head3 cf::region	1877	=head3 cf::region
1469		1878
1470	=over 4	1879	=over 4
…		…
1480	=cut	1889	=cut
1481		1890
1482	sub find_by_path($) {	1891	sub find_by_path($) {
1483	my ($path) = @_;	1892	my ($path) = @_;
1484		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
		1895
1485	my ($match, $specificity);	1896	my ($match, $specificity);
1486		1897
1487	for my $region (list) {	1898	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1899	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1900	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1901	if $region->specificity > $specificity;
1491	}	1902	}
1492	}	1903	}
1493		1904
…		…
1514	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1516		1927
1517	sub generate_random_map {	1928	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1519	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1520	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1524	$rmp->{exit_on_final_map},
1525	$rmp->{xsize}, $rmp->{ysize},
1526	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1527	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1528	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1529	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1530	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1531	(cf::region::find $rmp->{region}), $rmp->{custom}
1532	)
1533	}	1934	}
1534		1935
1535	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1536		1937
1537	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1542		1943
1543	sub register {	1944	sub register {
1544	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1545	my $pkg = caller;	1946	my $pkg = caller;
1546		1947
1547	no strict;
1548	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1549		1949
1550	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1551	}	1951	}
1552		1952
1553	# also paths starting with '/'	1953	# also paths starting with '/'
1554	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1555		1955
1556	sub thawer_merge {	1956	sub thawer_merge {
1557	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1558		1958
1559	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1564	}	1964	}
1565		1965
1566	sub normalise {	1966	sub normalise {
1567	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1568		1968
1569	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1570		1970
1571	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1572		1972
1573	# map plan:	1973	# map plan:
1574	#	1974	#
…		…
1589	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1590	$path = "$base/$path";	1990	$path = "$base/$path";
1591	}	1991	}
1592		1992
1593	for ($path) {	1993	for ($path) {
1594	redo if s{//}{/};
1595	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1596	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1597	}	1996	}
1598		1997
1599	$path	1998	$path
…		…
1613	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1614	return $self;	2013	return $self;
1615	}	2014	}
1616	}	2015	}
1617		2016
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1619	()	2018	()
1620	}	2019	}
1621		2020
		2021	# may re-bless or do other evil things
1622	sub init {	2022	sub init {
1623	my ($self) = @_;	2023	my ($self) = @_;
1624		2024
1625	$self	2025	$self
1626	}	2026	}
…		…
1645		2045
1646	# the temporary/swap location	2046	# the temporary/swap location
1647	sub save_path {	2047	sub save_path {
1648	my ($self) = @_;	2048	my ($self) = @_;
1649		2049
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1652	}	2052	}
1653		2053
1654	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1655	sub uniq_path {	2055	sub uniq_path {
1656	my ($self) = @_;	2056	my ($self) = @_;
1657		2057
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	2060	}
1670		2061
1671	sub decay_objects {	2062	sub decay_objects {
1672	my ($self) = @_;	2063	my ($self) = @_;
1673		2064
…		…
1686		2077
1687	sub load_header_from($) {	2078	sub load_header_from($) {
1688	my ($self, $path) = @_;	2079	my ($self, $path) = @_;
1689		2080
1690	utf8::encode $path;	2081	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	2082	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	2083	or return;
1696		2084
		2085	$self->_load_header ($f)
		2086	or return;
		2087
		2088	local $MAP_LOADING{$self->{path}} = $self;
		2089	$f->resolve_delayed_derefs;
		2090
1697	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1698		2092
1699	1	2093	1
1700	}	2094	}
1701		2095
		2096	# used to laod the header of an original map
1702	sub load_header_orig {	2097	sub load_header_orig {
1703	my ($self) = @_;	2098	my ($self) = @_;
1704		2099
1705	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1706	}	2101	}
1707		2102
		2103	# used to laod the header of an instantiated map
1708	sub load_header_temp {	2104	sub load_header_temp {
1709	my ($self) = @_;	2105	my ($self) = @_;
1710		2106
1711	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1712	}	2108	}
1713		2109
		2110	# called after loading the header from an instantiated map
1714	sub prepare_temp {	2111	sub prepare_temp {
1715	my ($self) = @_;	2112	my ($self) = @_;
1716		2113
1717	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1718	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1719	# safety	2116	# safety
1720	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1721	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1722	}	2119	}
1723		2120
		2121	# called after loading the header from an original map
1724	sub prepare_orig {	2122	sub prepare_orig {
1725	my ($self) = @_;	2123	my ($self) = @_;
1726		2124
1727	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1728	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1752		2150
1753	sub find;	2151	sub find;
1754	sub find {	2152	sub find {
1755	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1756		2154
		2155	cf::cede_to_tick;
		2156
1757	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1758		2158
		2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2161
1761	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1764	or return;	2164	or return;
1765		2165
1766	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1767		2167
…		…
1769	or return;	2169	or return;
1770		2170
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
		2175	undef $guard1;
1774	$map->reset;	2176	$map->reset;
1775	undef $guard;
1776	return find $path;	2177	return find $path;
1777	}	2178	}
1778		2179
1779	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1780	}	2181	}
1781	}	2182	}
1782		2183
1783	sub pre_load { }	2184	sub pre_load { }
1784	sub post_load { }	2185	#sub post_load { } # XS
1785		2186
1786	sub load {	2187	sub load {
1787	my ($self) = @_;	2188	my ($self) = @_;
1788		2189
1789	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
1790		2191
1791	my $path = $self->{path};	2192	my $path = $self->{path};
1792		2193
1793	{	2194	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1795		2196
		2197	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1797
1798	$self->in_memory (cf::MAP_LOADING);
1799		2199
1800	$self->alloc;	2200	$self->alloc;
1801		2201
1802	$self->pre_load;	2202	$self->pre_load;
1803	Coro::cede;	2203	cf::cede_to_tick;
1804		2204
1805	$self->_load_objects ($self->{load_path}, 1)	2205	if (exists $self->{load_path}) {
		2206	my $f = new_from_file cf::object::thawer $self->{load_path};
		2207	$f->skip_block;
		2208	$self->_load_objects ($f)
1806	or return;	2209	or return;
1807		2210
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1809	if delete $self->{load_original};	2212	if delete $self->{load_original};
1810		2213
1811	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2215	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2216	unless (aio_stat $uniq) {
		2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2218	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2219	$self->_load_objects ($f);
		2220	$f->resolve_delayed_derefs;
		2221	}
		2222	}
1816	}	2223	}
1817	}
1818		2224
1819	Coro::cede;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
		2232
		2233	cf::cede_to_tick;
1820	# now do the right thing for maps	2234	# now do the right thing for maps
1821	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2237	unless $self->difficulty;
1824	Coro::cede;	2238	cf::cede_to_tick;
1825		2239
1826	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2241	$self->decay_objects;
1828	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1829	$self->update_buttons;	2243	$self->update_buttons;
1830	Coro::cede;	2244	$self->post_load_physics;
1831	$self->set_darkness_map;	2245	cf::cede_to_tick;
1832	Coro::cede;	2246	#$self->activate; # no longer activate maps automatically
1833	$self->activate;
1834	}	2247	}
1835		2248
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2249	$self->{last_save} = $cf::RUNTIME;
		2250	$self->last_access ($cf::RUNTIME);
1837	}	2251	}
1838		2252
1839	$self->post_load;	2253	$self->post_load;
1840	}
1841		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
1842	sub customise_for {	2261	sub customise_for {
1843	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
1844		2263
1845	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2265	if $self->per_player;
…		…
1850		2269
1851	$self	2270	$self
1852	}	2271	}
1853		2272
1854	# find and load all maps in the 3x3 area around a map	2273	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2274	sub load_neighbours {
1856	my ($map) = @_;	2275	my ($map) = @_;
1857		2276
1858	my @diag; # diagonal neighbours	2277	my @neigh; # diagonal neighbours
1859		2278
1860	for (0 .. 3) {	2279	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2280	my $neigh = $map->tile_path ($_)
1862	or next;	2281	or next;
1863	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
1864	or next;	2283	or next;
1865	$neigh->load;	2284	$neigh->load;
1866		2285
		2286	# now find the diagonal neighbours
		2287	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2290	}
1870		2291
1871	for (@diag) {	2292	for (grep defined $_->[0], @neigh) {
		2293	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2294	my $neigh = find $path, $origin
1873	or next;	2295	or next;
1874	$neigh->load;	2296	$neigh->load;
1875	}	2297	}
1876	}	2298	}
1877		2299
1878	sub find_sync {	2300	sub find_sync {
1879	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
1880		2302
1881	cf::sync_job { find $path, $origin }	2303	# it's a bug to call this from the main context
		2304	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2305	if $Coro::current == $Coro::main;
		2306
		2307	find $path, $origin
1882	}	2308	}
1883		2309
1884	sub do_load_sync {	2310	sub do_load_sync {
1885	my ($map) = @_;	2311	my ($map) = @_;
1886		2312
1887	cf::sync_job { $map->load };	2313	# it's a bug to call this from the main context
		2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2315	if $Coro::current == $Coro::main;
		2316
		2317	$map->load;
1888	}	2318	}
1889		2319
1890	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
1892		2322
1893	sub find_async {	2323	sub find_async {
1894	my ($path, $origin) = @_;	2324	my ($path, $origin, $load) = @_;
1895		2325
1896	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
1897		2327
		2328	print "find async $path (from $origin)\n";#d#
		2329
1898	if (my $map = $cf::MAP{$path}) {	2330	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2331	return $map if !$load || $map->linkable;
1900	}	2332	}
1901		2333
1902	undef $MAP_PREFETCH{$path};	2334	$MAP_PREFETCH{$path} |= $load;
		2335
1903	$MAP_PREFETCHER ||= cf::async {	2336	$MAP_PREFETCHER ||= cf::async {
		2337	$Coro::current->{desc} = "map prefetcher";
		2338
1904	while (%MAP_PREFETCH) {	2339	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2340	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2341	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2342	$map->load if $v;
		2343	}
1909		2344
1910	delete $MAP_PREFETCH{$path};	2345	delete $MAP_PREFETCH{$k};
1911	}	2346	}
1912	}	2347	}
1913	undef $MAP_PREFETCHER;	2348	undef $MAP_PREFETCHER;
1914	};	2349	};
1915	$MAP_PREFETCHER->prio (6);	2350	$MAP_PREFETCHER->prio (6);
1916		2351
1917	()	2352	()
1918	}	2353	}
1919		2354
		2355	# common code, used by both ->save and ->swapout
1920	sub save {	2356	sub _save {
1921	my ($self) = @_;	2357	my ($self) = @_;
1922
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;
1924		2358
1925	$self->{last_save} = $cf::RUNTIME;	2359	$self->{last_save} = $cf::RUNTIME;
1926		2360
1927	return unless $self->dirty;	2361	return unless $self->dirty;
1928		2362
…		…
1934	return if $self->{deny_save};	2368	return if $self->{deny_save};
1935		2369
1936	local $self->{last_access} = $self->last_access;#d#	2370	local $self->{last_access} = $self->last_access;#d#
1937		2371
1938	cf::async {	2372	cf::async {
		2373	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2374	$_->contr->save for $self->players;
1940	};	2375	};
		2376
		2377	cf::get_slot 0.02;
1941		2378
1942	if ($uniq) {	2379	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2381	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2382	} else {
1946	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2383	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1947	}	2384	}
1948	}	2385	}
1949		2386
		2387	sub save {
		2388	my ($self) = @_;
		2389
		2390	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2391
		2392	$self->_save;
		2393	}
		2394
1950	sub swap_out {	2395	sub swap_out {
1951	my ($self) = @_;	2396	my ($self) = @_;
1952		2397
1953	# save first because save cedes
1954	$self->save;
1955
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2398	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2399
		2400	return if !$self->linkable;
		2401	return if $self->{deny_save};
1958	return if $self->players;	2402	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};
1961		2403
		2404	# first deactivate the map and "unlink" it from the core
		2405	$self->deactivate;
		2406	$_->clear_links_to ($self) for values %cf::MAP;
		2407	$self->state (cf::MAP_SWAPPED);
		2408
		2409	# then atomically save
		2410	$self->_save;
		2411
		2412	# then free the map
1962	$self->clear;	2413	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2414	}
1965		2415
1966	sub reset_at {	2416	sub reset_at {
1967	my ($self) = @_;	2417	my ($self) = @_;
1968		2418
…		…
1986		2436
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2437	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2438
1989	return if $self->players;	2439	return if $self->players;
1990		2440
1991	warn "resetting map ", $self->path;	2441	cf::trace "resetting map ", $self->path, "\n";
1992		2442
1993	$self->in_memory (cf::MAP_SWAPPED);	2443	$self->state (cf::MAP_SWAPPED);
1994		2444
1995	# need to save uniques path	2445	# need to save uniques path
1996	unless ($self->{deny_save}) {	2446	unless ($self->{deny_save}) {
1997	my $uniq = $self->uniq_path; utf8::encode $uniq;	2447	my $uniq = $self->uniq_path; utf8::encode $uniq;
1998		2448
…		…
2000	if $uniq;	2450	if $uniq;
2001	}	2451	}
2002		2452
2003	delete $cf::MAP{$self->path};	2453	delete $cf::MAP{$self->path};
2004		2454
		2455	$self->deactivate;
		2456	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2457	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2458
2009	$self->unlink_save;	2459	$self->unlink_save;
2010	$self->destroy;	2460	$self->destroy;
2011	}	2461	}
2012		2462
2013	my $nuke_counter = "aaaa";	2463	my $nuke_counter = "aaaa";
2014		2464
2015	sub nuke {	2465	sub nuke {
2016	my ($self) = @_;	2466	my ($self) = @_;
2017		2467
		2468	{
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
2018	delete $cf::MAP{$self->path};	2471	delete $cf::MAP{$self->path};
2019		2472
2020	$self->unlink_save;	2473	$self->unlink_save;
2021		2474
2022	bless $self, "cf::map";	2475	bless $self, "cf::map::wrap";
2023	delete $self->{deny_reset};	2476	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2477	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2478	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2479	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2480
2028	$cf::MAP{$self->path} = $self;	2481	$cf::MAP{$self->path} = $self;
		2482	}
2029		2483
2030	$self->reset; # polite request, might not happen	2484	$self->reset; # polite request, might not happen
2031	}	2485	}
2032		2486
2033	=item $maps = cf::map::tmp_maps	2487	=item $maps = cf::map::tmp_maps
…		…
2075		2529
2076	sub unique_maps() {	2530	sub unique_maps() {
2077	[	2531	[
2078	map {	2532	map {
2079	utf8::decode $_;	2533	utf8::decode $_;
2080	/\.map$/	2534	s/\.map$//; # TODO future compatibility hack
		2535	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2536	? ()
2081	? normalise $_	2537	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2538	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2539	]
2085	}	2540	}
2086		2541
2087	package cf;	2542	=item cf::map::static_maps
		2543
		2544	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2545	file in the shared directory excluding F</styles> and F</editor>). May
		2546	block.
		2547
		2548	=cut
		2549
		2550	sub static_maps() {
		2551	my @dirs = "";
		2552	my @maps;
		2553
		2554	while (@dirs) {
		2555	my $dir = shift @dirs;
		2556
		2557	next if $dir eq "/styles" || $dir eq "/editor";
		2558
		2559	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2560	or return;
		2561
		2562	for (@$files) {
		2563	s/\.map$// or next;
		2564	utf8::decode $_;
		2565	push @maps, "$dir/$_";
		2566	}
		2567
		2568	push @dirs, map "$dir/$_", @$dirs;
		2569	}
		2570
		2571	\@maps
		2572	}
2088		2573
2089	=back	2574	=back
2090		2575
2091	=head3 cf::object	2576	=head3 cf::object
2092		2577
…		…
2096		2581
2097	=over 4	2582	=over 4
2098		2583
2099	=item $ob->inv_recursive	2584	=item $ob->inv_recursive
2100		2585
2101	Returns the inventory of the object _and_ their inventories, recursively.	2586	Returns the inventory of the object I<and> their inventories, recursively,
		2587	but I<not> the object itself.
2102		2588
2103	=cut	2589	=cut
2104		2590
2105	sub inv_recursive_;	2591	sub inv_recursive_;
2106	sub inv_recursive_ {	2592	sub inv_recursive_ {
…		…
2109		2595
2110	sub inv_recursive {	2596	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2597	inv_recursive_ inv $_[0]
2112	}	2598	}
2113		2599
		2600	=item $ref = $ob->ref
		2601
		2602	Creates and returns a persistent reference to an object that can be stored as a string.
		2603
		2604	=item $ob = cf::object::deref ($refstring)
		2605
		2606	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2607	even if the object actually exists. May block.
		2608
		2609	=cut
		2610
		2611	sub deref {
		2612	my ($ref) = @_;
		2613
		2614	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2615	my ($uuid, $name) = ($1, $2);
		2616	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2617	or return;
		2618	$pl->ob->uuid eq $uuid
		2619	or return;
		2620
		2621	$pl->ob
		2622	} else {
		2623	warn "$ref: cannot resolve object reference\n";
		2624	undef
		2625	}
		2626	}
		2627
2114	package cf;	2628	package cf;
2115		2629
2116	=back	2630	=back
2117		2631
2118	=head3 cf::object::player	2632	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2638	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2639	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2640	dialogue with the given NPC character.
2127		2641
2128	=cut	2642	=cut
		2643
		2644	our $SAY_CHANNEL = {
		2645	id => "say",
		2646	title => "Map",
		2647	reply => "say ",
		2648	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2649	};
		2650
		2651	our $CHAT_CHANNEL = {
		2652	id => "chat",
		2653	title => "Chat",
		2654	reply => "chat ",
		2655	tooltip => "Player chat and shouts, global to the server.",
		2656	};
2129		2657
2130	# rough implementation of a future "reply" method that works	2658	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2659	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2660	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2661	sub cf::object::player::reply($$$;$) {
…		…
2140		2668
2141	} else {	2669	} else {
2142	my $pl = $self->contr;	2670	my $pl = $self->contr;
2143		2671
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2672	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2673	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2674	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2675
2153	} else {	2676	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2677	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2678	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2679	}
2157	}	2680	}
		2681	}
		2682
		2683	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2684
		2685	=cut
		2686
		2687	sub cf::object::send_msg {
		2688	my $pl = shift->contr
		2689	or return;
		2690	$pl->send_msg (@_);
2158	}	2691	}
2159		2692
2160	=item $player_object->may ("access")	2693	=item $player_object->may ("access")
2161		2694
2162	Returns wether the given player is authorized to access resource "access"	2695	Returns wether the given player is authorized to access resource "access"
…		…
2175		2708
2176	=item $player_object->enter_link	2709	=item $player_object->enter_link
2177		2710
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2711	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2712
2180	The player should be reasonably safe there for short amounts of time. You	2713	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2714	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2715	though, as the player cannot control the character while it is on the link
		2716	map.
2182		2717
2183	Will never block.	2718	Will never block.
2184		2719
2185	=item $player_object->leave_link ($map, $x, $y)	2720	=item $player_object->leave_link ($map, $x, $y)
2186		2721
…		…
2206	sub cf::object::player::enter_link {	2741	sub cf::object::player::enter_link {
2207	my ($self) = @_;	2742	my ($self) = @_;
2208		2743
2209	$self->deactivate_recursive;	2744	$self->deactivate_recursive;
2210		2745
		2746	++$self->{_link_recursion};
		2747
2211	return if UNIVERSAL::isa $self->map, "ext::map_link";	2748	return if UNIVERSAL::isa $self->map, "ext::map_link";
2212		2749
2213	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2214	if $self->map && $self->map->{path} ne "{link}";	2751	if $self->map && $self->map->{path} ne "{link}";
2215		2752
2216	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2753	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2217	}	2754	}
2218		2755
2219	sub cf::object::player::leave_link {	2756	sub cf::object::player::leave_link {
2220	my ($self, $map, $x, $y) = @_;	2757	my ($self, $map, $x, $y) = @_;
2221		2758
…		…
2238	($x, $y) = (-1, -1)	2775	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2776	unless (defined $x) && (defined $y);
2240		2777
2241	# use -1 or undef as default coordinates, not 0, 0	2778	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2779	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2780	if $x <= 0 && $y <= 0;
2244		2781
2245	$map->load;	2782	$map->load;
2246	$map->load_diag;	2783	$map->load_neighbours;
2247		2784
2248	return unless $self->contr->active;	2785	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2786
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2787	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2788	if ($self->enter_map ($map, $x, $y)) {
2253	}	2789	# entering was successful
		2790	delete $self->{_link_recursion};
		2791	# only activate afterwards, to support waiting in hooks
		2792	$self->activate_recursive;
		2793	}
2254		2794
		2795	}
		2796
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2797	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2256		2798
2257	Moves the player to the given map-path and coordinates by first freezing	2799	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2800	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2801	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2802	the new (success) or old (failed) map position. In either case, $done will
		2803	be called at the end of this process.
		2804
		2805	Note that $check will be called with a potentially non-loaded map, so if
		2806	it needs a loaded map it has to call C<< ->load >>.
2261		2807
2262	=cut	2808	=cut
2263		2809
2264	our $GOTOGEN;	2810	our $GOTOGEN;
2265		2811
2266	sub cf::object::player::goto {	2812	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2813	my ($self, $path, $x, $y, $check, $done) = @_;
		2814
		2815	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2816	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2817	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2818	($path, $x, $y) = @$EMERGENCY_POSITION;
		2819	}
2268		2820
2269	# do generation counting so two concurrent goto's will be executed in-order	2821	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2822	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2823
2272	$self->enter_link;	2824	$self->enter_link;
2273		2825
2274	(async {	2826	(async {
		2827	$Coro::current->{desc} = "player::goto $path $x $y";
		2828
		2829	# *tag paths override both path and x|y
		2830	if ($path =~ /^\*(.*)$/) {
		2831	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2832	my $ob = $obs[rand @obs];
		2833
		2834	# see if we actually can go there
		2835	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2836	$ob = $obs[rand @obs];
		2837	} else {
		2838	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2839	}
		2840	# else put us there anyways for now #d#
		2841
		2842	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2843	} else {
		2844	($path, $x, $y) = (undef, undef, undef);
		2845	}
		2846	}
		2847
2275	my $map = eval {	2848	my $map = eval {
2276	my $map = cf::map::find $path;	2849	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2277		2850
2278	if ($map) {	2851	if ($map) {
2279	$map = $map->customise_for ($self);	2852	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2853	$map = $check->($map, $x, $y, $self) if $check && $map;
2281	} else {	2854	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2855	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2856	}
2284		2857
2285	$map	2858	$map
2286	};	2859	};
2287		2860
…		…
2292		2865
2293	if ($gen == $self->{_goto_generation}) {	2866	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2867	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2868	$self->leave_link ($map, $x, $y);
2296	}	2869	}
		2870
		2871	$done->($self) if $done;
2297	})->prio (1);	2872	})->prio (1);
2298	}	2873	}
2299		2874
2300	=item $player_object->enter_exit ($exit_object)	2875	=item $player_object->enter_exit ($exit_object)
2301		2876
…		…
2321	}	2896	}
2322		2897
2323	sub prepare_random_map {	2898	sub prepare_random_map {
2324	my ($exit) = @_;	2899	my ($exit) = @_;
2325		2900
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2901	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2902	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2903	# that depends on the exit object
2331		2904
2332	my $rmp = parse_random_map_params $exit->msg;	2905	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2907	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2908	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2909	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2910	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2911	$rmp->{origin_y} = $exit->y;
		2912
		2913	$exit->map->touch;
2339	}	2914	}
2340		2915
2341	$rmp->{random_seed} ||= $exit->random_seed;	2916	$rmp->{random_seed} ||= $exit->random_seed;
2342		2917
2343	my $data = cf::to_json $rmp;	2918	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2919	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2920	my $meta = "$RANDOMDIR/$md5.meta";
2346		2921
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2922	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2923	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2924	undef $fh;
2350	aio_rename "$meta~", $meta;	2925	aio_rename "$meta~", $meta;
2351		2926
		2927	my $slaying = "?random/$md5";
		2928
		2929	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2930	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2931	$exit->msg (undef);
		2932	}
2354	}	2933	}
2355	}	2934	}
2356		2935
2357	sub cf::object::player::enter_exit {	2936	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2937	my ($self, $exit) = @_;
2359		2938
2360	return unless $self->type == cf::PLAYER;	2939	return unless $self->type == cf::PLAYER;
2361		2940
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2941	$self->enter_link;
2374		2942
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2943	(async {
2380	$self->deactivate_recursive; # just to be sure	2944	$Coro::current->{desc} = "enter_exit";
		2945
2381	unless (eval {	2946	unless (eval {
		2947	$self->deactivate_recursive; # just to be sure
		2948
		2949	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2950	my $x = $exit->stats->hp;
		2951	my $y = $exit->stats->sp;
		2952
		2953	# special map handling
		2954	my $slaying = $exit->slaying;
		2955
		2956	# special map handling
		2957	if ($slaying eq "/!") {
		2958	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2959
		2960	prepare_random_map $exit
		2961	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2962
		2963	$map = $exit->slaying;
		2964
		2965	} elsif ($slaying eq '!up') {
		2966	$map = $exit->map->tile_path (cf::TILE_UP);
		2967	$x = $exit->x;
		2968	$y = $exit->y;
		2969
		2970	} elsif ($slaying eq '!down') {
		2971	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2972	$x = $exit->x;
		2973	$y = $exit->y;
		2974	}
		2975
2382	$self->goto ($slaying, $hp, $sp);	2976	$self->goto ($map, $x, $y);
2383		2977
		2978	# if exit is damned, update players death & WoR home-position
		2979	$self->contr->savebed ($map, $x, $y)
		2980	if $exit->flag (cf::FLAG_DAMNED);
		2981
2384	1;	2982	1
2385	}) {	2983	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2984	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2985	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2986	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2987	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2988
2391	warn "ERROR in enter_exit: $@";	2989	error "ERROR in enter_exit: $@";
2392	$self->leave_link;	2990	$self->leave_link;
2393	}	2991	}
2394	})->prio (1);	2992	})->prio (1);
2395	}	2993	}
2396		2994
…		…
2410		3008
2411	utf8::encode $text;	3009	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3010	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	3011	}
2414		3012
		3013	=item $client->send_big_packet ($pkt)
		3014
		3015	Like C<send_packet>, but tries to compress large packets, and fragments
		3016	them as required.
		3017
		3018	=cut
		3019
		3020	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3021
		3022	sub cf::client::send_big_packet {
		3023	my ($self, $pkt) = @_;
		3024
		3025	# try lzf for large packets
		3026	$pkt = "lzf " . Compress::LZF::compress $pkt
		3027	if 1024 <= length $pkt and $self->{can_lzf};
		3028
		3029	# split very large packets
		3030	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3031	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3032	$pkt = "frag";
		3033	}
		3034
		3035	$self->send_packet ($pkt);
		3036	}
		3037
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	3038	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		3039
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	3040	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	3041	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	3042	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	3043	the message unless the client supports the msg packet.
2421		3044
2422	=cut	3045	=cut
2423		3046
		3047	# non-persistent channels (usually the info channel)
		3048	our %CHANNEL = (
		3049	"c/motd" => {
		3050	id => "infobox",
		3051	title => "MOTD",
		3052	reply => undef,
		3053	tooltip => "The message of the day",
		3054	},
		3055	"c/identify" => {
		3056	id => "infobox",
		3057	title => "Identify",
		3058	reply => undef,
		3059	tooltip => "Items recently identified",
		3060	},
		3061	"c/examine" => {
		3062	id => "infobox",
		3063	title => "Examine",
		3064	reply => undef,
		3065	tooltip => "Signs and other items you examined",
		3066	},
		3067	"c/shopinfo" => {
		3068	id => "infobox",
		3069	title => "Shop Info",
		3070	reply => undef,
		3071	tooltip => "What your bargaining skill tells you about the shop",
		3072	},
		3073	"c/book" => {
		3074	id => "infobox",
		3075	title => "Book",
		3076	reply => undef,
		3077	tooltip => "The contents of a note or book",
		3078	},
		3079	"c/lookat" => {
		3080	id => "infobox",
		3081	title => "Look",
		3082	reply => undef,
		3083	tooltip => "What you saw there",
		3084	},
		3085	"c/who" => {
		3086	id => "infobox",
		3087	title => "Players",
		3088	reply => undef,
		3089	tooltip => "Shows players who are currently online",
		3090	},
		3091	"c/body" => {
		3092	id => "infobox",
		3093	title => "Body Parts",
		3094	reply => undef,
		3095	tooltip => "Shows which body parts you posess and are available",
		3096	},
		3097	"c/statistics" => {
		3098	id => "infobox",
		3099	title => "Statistics",
		3100	reply => undef,
		3101	tooltip => "Shows your primary statistics",
		3102	},
		3103	"c/skills" => {
		3104	id => "infobox",
		3105	title => "Skills",
		3106	reply => undef,
		3107	tooltip => "Shows your experience per skill and item power",
		3108	},
		3109	"c/shopitems" => {
		3110	id => "infobox",
		3111	title => "Shop Items",
		3112	reply => undef,
		3113	tooltip => "Shows the items currently for sale in this shop",
		3114	},
		3115	"c/resistances" => {
		3116	id => "infobox",
		3117	title => "Resistances",
		3118	reply => undef,
		3119	tooltip => "Shows your resistances",
		3120	},
		3121	"c/pets" => {
		3122	id => "infobox",
		3123	title => "Pets",
		3124	reply => undef,
		3125	tooltip => "Shows information abotu your pets/a specific pet",
		3126	},
		3127	"c/perceiveself" => {
		3128	id => "infobox",
		3129	title => "Perceive Self",
		3130	reply => undef,
		3131	tooltip => "You gained detailed knowledge about yourself",
		3132	},
		3133	"c/uptime" => {
		3134	id => "infobox",
		3135	title => "Uptime",
		3136	reply => undef,
		3137	tooltip => "How long the server has been running since last restart",
		3138	},
		3139	"c/mapinfo" => {
		3140	id => "infobox",
		3141	title => "Map Info",
		3142	reply => undef,
		3143	tooltip => "Information related to the maps",
		3144	},
		3145	"c/party" => {
		3146	id => "party",
		3147	title => "Party",
		3148	reply => "gsay ",
		3149	tooltip => "Messages and chat related to your party",
		3150	},
		3151	"c/death" => {
		3152	id => "death",
		3153	title => "Death",
		3154	reply => undef,
		3155	tooltip => "Reason for and more info about your most recent death",
		3156	},
		3157	"c/say" => $SAY_CHANNEL,
		3158	"c/chat" => $CHAT_CHANNEL,
		3159	);
		3160
2424	sub cf::client::send_msg {	3161	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	3162	my ($self, $channel, $msg, $color, @extra) = @_;
2426		3163
2427	$msg = $self->pl->expand_cfpod ($msg);	3164	$msg = $self->pl->expand_cfpod ($msg)
		3165	unless $color & cf::NDI_VERBATIM;
		3166
		3167	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3168
		3169	# check predefined channels, for the benefit of C
		3170	if ($CHANNEL{$channel}) {
		3171	$channel = $CHANNEL{$channel};
		3172
		3173	$self->ext_msg (channel_info => $channel);
		3174	$channel = $channel->{id};
		3175
		3176	} elsif (ref $channel) {
		3177	# send meta info to client, if not yet sent
		3178	unless (exists $self->{channel}{$channel->{id}}) {
		3179	$self->{channel}{$channel->{id}} = $channel;
		3180	$self->ext_msg (channel_info => $channel);
		3181	}
		3182
		3183	$channel = $channel->{id};
		3184	}
2428		3185
2429	return unless @extra || length $msg;	3186	return unless @extra || length $msg;
2430		3187
2431	if ($self->can_msg) {	3188	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3189	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3190	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		3191
2444	if ($color >= 0) {	3192	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3193	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3194	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3195	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3196
		3197	$self->send_big_packet ($pkt);
		3198	}
		3199
2455	=item $client->ext_event ($type, %msg)	3200	=item $client->ext_msg ($type, @msg)
2456		3201
2457	Sends an ext event to the client.	3202	Sends an ext event to the client.
2458		3203
2459	=cut	3204	=cut
2460		3205
2461	sub cf::client::ext_event($$%) {	3206	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3207	my ($self, $type, @msg) = @_;
2463		3208
		3209	if ($self->extcmd == 2) {
		3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3211	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	3212	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3213	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3214	}
		3215	}
		3216
		3217	=item $client->ext_reply ($msgid, @msg)
		3218
		3219	Sends an ext reply to the client.
		3220
		3221	=cut
		3222
		3223	sub cf::client::ext_reply($$@) {
		3224	my ($self, $id, @msg) = @_;
		3225
		3226	if ($self->extcmd == 2) {
		3227	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3228	} elsif ($self->extcmd == 1) {
		3229	#TODO: version 1, remove
		3230	unshift @msg, msgtype => "reply", msgid => $id;
		3231	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3232	}
2466	}	3233	}
2467		3234
2468	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2469		3236
2470	Queues a query to the client, calling the given callback with	3237	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3292	my ($ns, $buf) = @_;
2526		3293
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3294	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3295
2529	if (ref $msg) {	3296	if (ref $msg) {
		3297	my ($type, $reply, @payload) =
		3298	"ARRAY" eq ref $msg
		3299	? @$msg
		3300	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3301
		3302	my @reply;
		3303
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3304	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3305	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3306	}
		3307
		3308	$ns->ext_reply ($reply, @reply)
		3309	if $reply;
		3310
2536	} else {	3311	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3312	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3313	}
2539		3314
2540	cf::override;	3315	cf::override;
2541	},	3316	},
2542	);	3317	);
…		…
2562		3337
2563	$coro	3338	$coro
2564	}	3339	}
2565		3340
2566	cf::client->attach (	3341	cf::client->attach (
2567	on_destroy => sub {	3342	on_client_destroy => sub {
2568	my ($ns) = @_;	3343	my ($ns) = @_;
2569		3344
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3345	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3346	},
2572	);	3347	);
…		…
2587	our $safe = new Safe "safe";	3362	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3363	our $safe_hole = new Safe::Hole;
2589		3364
2590	$SIG{FPE} = 'IGNORE';	3365	$SIG{FPE} = 'IGNORE';
2591		3366
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3367	$safe->permit_only (Opcode::opset qw(
		3368	:base_core :base_mem :base_orig :base_math :base_loop
		3369	grepstart grepwhile mapstart mapwhile
		3370	sort time
		3371	));
2593		3372
2594	# here we export the classes and methods available to script code	3373	# here we export the classes and methods available to script code
2595		3374
2596	=pod	3375	=pod
2597		3376
2598	The following functions and methods are available within a safe environment:	3377	The following functions and methods are available within a safe environment:
2599		3378
2600	cf::object	3379	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3380	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3381	insert remove name archname title slaying race decrease split
		3382	value
2603		3383
2604	cf::object::player	3384	cf::object::player
2605	player	3385	player
2606		3386
2607	cf::player	3387	cf::player
…		…
2612		3392
2613	=cut	3393	=cut
2614		3394
2615	for (	3395	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3396	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3397	insert remove inv nrof name archname title slaying race
		3398	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3399	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3400	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3401	["cf::map" => qw(trigger)],
2621	) {	3402	) {
2622	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3403	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3404	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2625	for @funs;	3405	for @funs;
2626	}	3406	}
2627		3407
…		…
2642		3422
2643	my $qcode = $code;	3423	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3424	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3425	$qcode =~ s/\n/\\n/g;
2646		3426
		3427	%vars = (_dummy => 0) unless %vars;
		3428
		3429	my @res;
2647	local $_;	3430	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3431
2650	my $eval =	3432	my $eval =
2651	"do {\n"	3433	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3434	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3435	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3436	. $code
2655	. "\n}"	3437	. "\n}"
2656	;	3438	;
2657		3439
		3440	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3441	sub_generation_inc;
		3442	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3443	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	sub_generation_inc;	3444	sub_generation_inc;
		3445	} else {
		3446	local @cf::_safe_eval_args = values %vars;
		3447	@res = wantarray ? eval eval : scalar eval $eval;
		3448	}
2661		3449
2662	if ($@) {	3450	if ($@) {
2663	warn "$@";	3451	warn "$@",
2664	warn "while executing safe code '$code'\n";	3452	"while executing safe code '$code'\n",
2665	warn "with arguments " . (join " ", %vars) . "\n";	3453	"with arguments " . (join " ", %vars) . "\n";
2666	}	3454	}
2667		3455
2668	wantarray ? @res : $res[0]	3456	wantarray ? @res : $res[0]
2669	}	3457	}
2670		3458
…		…
2684	=cut	3472	=cut
2685		3473
2686	sub register_script_function {	3474	sub register_script_function {
2687	my ($fun, $cb) = @_;	3475	my ($fun, $cb) = @_;
2688		3476
2689	no strict 'refs';	3477	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3478	*$fun = $safe_hole->wrap ($cb);
2691	}	3479	}
2692		3480
2693	=back	3481	=back
2694		3482
2695	=cut	3483	=cut
…		…
2698	# the server's init and main functions	3486	# the server's init and main functions
2699		3487
2700	sub load_facedata($) {	3488	sub load_facedata($) {
2701	my ($path) = @_;	3489	my ($path) = @_;
2702		3490
		3491	# HACK to clear player env face cache, we need some signal framework
		3492	# for this (global event?)
		3493	%ext::player_env::MUSIC_FACE_CACHE = ();
		3494
		3495	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3496
2703	warn "loading facedata from $path\n";	3497	trace "loading facedata from $path\n";
2704		3498
2705	my $facedata;	3499	my $facedata = decode_storable load_file $path;
2706	0 < aio_load $path, $facedata
2707	or die "$path: $!";
2708
2709	$facedata = Coro::Storable::thaw $facedata;
2710		3500
2711	$facedata->{version} == 2	3501	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3502	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3503
		3504	# patch in the exptable
		3505	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3506	$facedata->{resource}{"res/exp_table"} = {
		3507	type => FT_RSRC,
		3508	data => $exp_table,
		3509	hash => (Digest::MD5::md5 $exp_table),
		3510	};
		3511	cf::cede_to_tick;
		3512
2714	{	3513	{
2715	my $faces = $facedata->{faceinfo};	3514	my $faces = $facedata->{faceinfo};
2716		3515
2717	while (my ($face, $info) = each %$faces) {	3516	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3517	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3518
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3519	cf::face::set_visibility $idx, $info->{visibility};
		3520	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3521	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3522	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2722	Coro::cede;	3523	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3524
		3525	cf::cede_to_tick;
2723	}	3526	}
2724		3527
2725	while (my ($face, $info) = each %$faces) {	3528	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3529	next unless $info->{smooth};
		3530
2727	my $idx = cf::face::find $face	3531	my $idx = cf::face::find $face
2728	or next;	3532	or next;
		3533
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3534	if (my $smooth = cf::face::find $info->{smooth}) {
		3535	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3536	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3537	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3538	error "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3539	}
2734	Coro::cede;	3540
		3541	cf::cede_to_tick;
2735	}	3542	}
2736	}	3543	}
2737		3544
2738	{	3545	{
2739	my $anims = $facedata->{animinfo};	3546	my $anims = $facedata->{animinfo};
2740		3547
2741	while (my ($anim, $info) = each %$anims) {	3548	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3549	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3550	cf::cede_to_tick;
2744	}	3551	}
2745		3552
2746	cf::anim::invalidate_all; # d'oh	3553	cf::anim::invalidate_all; # d'oh
2747	}	3554	}
2748		3555
		3556	{
		3557	my $res = $facedata->{resource};
		3558
		3559	while (my ($name, $info) = each %$res) {
		3560	if (defined $info->{type}) {
		3561	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3562
		3563	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3564	cf::face::set_type $idx, $info->{type};
		3565	} else {
		3566	$RESOURCE{$name} = $info; # unused
		3567	}
		3568
		3569	cf::cede_to_tick;
		3570	}
		3571	}
		3572
		3573	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3574
2749	1	3575	1
2750	}	3576	}
2751		3577
		3578	register_exticmd fx_want => sub {
		3579	my ($ns, $want) = @_;
		3580
		3581	while (my ($k, $v) = each %$want) {
		3582	$ns->fx_want ($k, $v);
		3583	}
		3584	};
		3585
		3586	sub load_resource_file($) {
		3587	my $guard = lock_acquire "load_resource_file";
		3588
		3589	my $status = load_resource_file_ $_[0];
		3590	get_slot 0.1, 100;
		3591	cf::arch::commit_load;
		3592
		3593	$status
		3594	}
		3595
2752	sub reload_regions {	3596	sub reload_regions {
		3597	# HACK to clear player env face cache, we need some signal framework
		3598	# for this (global event?)
		3599	%ext::player_env::MUSIC_FACE_CACHE = ();
		3600
2753	load_resource_file "$MAPDIR/regions"	3601	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3602	or die "unable to load regions file\n";
		3603
		3604	for (cf::region::list) {
		3605	$_->{match} = qr/$_->{match}/
		3606	if exists $_->{match};
		3607	}
2755	}	3608	}
2756		3609
2757	sub reload_facedata {	3610	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3611	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3612	or die "unable to load facedata\n";
2760	}	3613	}
2761		3614
2762	sub reload_archetypes {	3615	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3616	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3617	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3618	}
2771		3619
2772	sub reload_treasures {	3620	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3621	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3622	or die "unable to load treasurelists\n";
2775	}	3623	}
2776		3624
		3625	sub reload_sound {
		3626	trace "loading sound config from $DATADIR/sound\n";
		3627
		3628	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3629
		3630	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3631	my $sound = $soundconf->{compat}[$_]
		3632	or next;
		3633
		3634	my $face = cf::face::find "sound/$sound->[1]";
		3635	cf::sound::set $sound->[0] => $face;
		3636	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3637	}
		3638
		3639	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3640	my $face = cf::face::find "sound/$v";
		3641	cf::sound::set $k => $face;
		3642	}
		3643	}
		3644
2777	sub reload_resources {	3645	sub reload_resources {
2778	warn "reloading resource files...\n";	3646	trace "reloading resource files...\n";
2779		3647
		3648	reload_exp_table;
		3649	reload_materials;
		3650	reload_facedata;
		3651	reload_sound;
		3652	reload_archetypes;
2780	reload_regions;	3653	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3654	reload_treasures;
2785		3655
2786	warn "finished reloading resource files\n";	3656	trace "finished reloading resource files\n";
2787	}	3657	}
2788		3658
2789	sub init {	3659	sub reload_config {
2790	reload_resources;	3660	trace "reloading config file...\n";
2791	}
2792		3661
2793	sub cfg_load {	3662	my $config = load_file "$CONFDIR/config";
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3663	utf8::decode $config;
2795	or return;	3664	*CFG = decode_yaml $config;
2796		3665
2797	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;
2799
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3666	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2801		3667
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3668	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3669	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2804		3670
2805	if (exists $CFG{mlockall}) {	3671	if (exists $CFG{mlockall}) {
…		…
2809	};	3675	};
2810	warn $@ if $@;	3676	warn $@ if $@;
2811	}	3677	}
2812	}	3678	}
2813		3679
		3680	sub pidfile() {
		3681	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3682	or die "$PIDFILE: $!";
		3683	flock $fh, &Fcntl::LOCK_EX
		3684	or die "$PIDFILE: flock: $!";
		3685	$fh
		3686	}
		3687
		3688	# make sure only one server instance is running at any one time
		3689	sub atomic {
		3690	my $fh = pidfile;
		3691
		3692	my $pid = <$fh>;
		3693	kill 9, $pid if $pid > 0;
		3694
		3695	seek $fh, 0, 0;
		3696	print $fh $$;
		3697	}
		3698
		3699	sub main_loop {
		3700	trace "EV::loop starting\n";
		3701	if (1) {
		3702	EV::loop;
		3703	}
		3704	trace "EV::loop returned\n";
		3705	goto &main_loop unless $REALLY_UNLOOP;
		3706	}
		3707
2814	sub main {	3708	sub main {
		3709	cf::init_globals; # initialise logging
		3710
		3711	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3712	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3713	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3714	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3715
		3716	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3717
2815	# we must not ever block the main coroutine	3718	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3719	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3720	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3721	(async {
2819	Event::one_event;	3722	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3723	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3724	})->prio (Coro::PRIO_MAX);
2821	};	3725	};
2822		3726
2823	cfg_load;	3727	evthread_start IO::AIO::poll_fileno;
		3728
		3729	cf::sync_job {
		3730	cf::incloader::init ();
		3731
		3732	cf::init_anim;
		3733	cf::init_attackmess;
		3734	cf::init_dynamic;
		3735
		3736	cf::load_settings;
		3737
		3738	reload_resources;
		3739	reload_config;
2824	db_init;	3740	db_init;
		3741
		3742	cf::init_uuid;
		3743	cf::init_signals;
		3744	cf::init_skills;
		3745
		3746	cf::init_beforeplay;
		3747
		3748	atomic;
		3749
2825	load_extensions;	3750	load_extensions;
2826		3751
2827	$TICK_WATCHER->start;	3752	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3753
		3754	# no (long-running) fork's whatsoever before this point(!)
		3755	use POSIX ();
		3756	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3757
		3758	cf::_post_init 0;
		3759	};
		3760
		3761	cf::object::thawer::errors_are_fatal 0;
		3762	info "parse errors in files are no longer fatal from this point on.\n";
		3763
		3764	my $free_main; $free_main = EV::idle sub {
		3765	undef $free_main;
		3766	undef &main; # free gobs of memory :)
		3767	};
		3768
		3769	goto &main_loop;
2829	}	3770	}
2830		3771
2831	#############################################################################	3772	#############################################################################
2832	# initialisation and cleanup	3773	# initialisation and cleanup
2833		3774
2834	# install some emergency cleanup handlers	3775	# install some emergency cleanup handlers
2835	BEGIN {	3776	BEGIN {
		3777	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3778	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3779	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3780	cf::cleanup "SIG$signal";
2844	},
2845	);	3781	};
2846	}	3782	}
2847	}	3783	}
2848		3784
2849	sub write_runtime {	3785	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3786	my $t0 = AE::time;
2851		3787
2852	# first touch the runtime file to show we are still running:	3788	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3789	# the fsync below can take a very very long time.
2854		3790
2855	IO::AIO::aio_utime $runtime, undef, undef;	3791	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3792
2857	my $guard = cf::lock_acquire "write_runtime";	3793	my $guard = cf::lock_acquire "write_runtime";
2858		3794
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3795	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3796	or return;
2861		3797
2862	my $value = $cf::RUNTIME + 90 + 10;	3798	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3799	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3800	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3810	aio_utime $fh, undef, undef;
2875		3811
2876	close $fh	3812	close $fh
2877	or return;	3813	or return;
2878		3814
2879	aio_rename "$runtime~", $runtime	3815	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3816	and return;
2881		3817
2882	warn "runtime file written.\n";	3818	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3819
2884	1	3820	1
		3821	}
		3822
		3823	our $uuid_lock;
		3824	our $uuid_skip;
		3825
		3826	sub write_uuid_sync($) {
		3827	$uuid_skip ||= $_[0];
		3828
		3829	return if $uuid_lock;
		3830	local $uuid_lock = 1;
		3831
		3832	my $uuid = "$LOCALDIR/uuid";
		3833
		3834	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3835	or return;
		3836
		3837	my $value = uuid_seq uuid_cur;
		3838
		3839	unless ($value) {
		3840	info "cowardly refusing to write zero uuid value!\n";
		3841	return;
		3842	}
		3843
		3844	my $value = uuid_str $value + $uuid_skip;
		3845	$uuid_skip = 0;
		3846
		3847	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3848	and return;
		3849
		3850	# always fsync - this file is important
		3851	aio_fsync $fh
		3852	and return;
		3853
		3854	close $fh
		3855	or return;
		3856
		3857	aio_rename "$uuid~", $uuid
		3858	and return;
		3859
		3860	trace "uuid file written ($value).\n";
		3861
		3862	1
		3863
		3864	}
		3865
		3866	sub write_uuid($$) {
		3867	my ($skip, $sync) = @_;
		3868
		3869	$sync ? write_uuid_sync $skip
		3870	: async { write_uuid_sync $skip };
2885	}	3871	}
2886		3872
2887	sub emergency_save() {	3873	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3874	my $freeze_guard = cf::freeze_mainloop;
2889		3875
2890	warn "enter emergency perl save\n";	3876	info "emergency_perl_save: enter\n";
		3877
		3878	# this is a trade-off: we want to be very quick here, so
		3879	# save all maps without fsync, and later call a global sync
		3880	# (which in turn might be very very slow)
		3881	local $USE_FSYNC = 0;
2891		3882
2892	cf::sync_job {	3883	cf::sync_job {
		3884	cf::write_runtime_sync; # external watchdog should not bark
		3885
2893	# use a peculiar iteration method to avoid tripping on perl	3886	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3887	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3888	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3889	info "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3890	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3891	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3892	$pl->valid or next;
		3893	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3894	$pl->save;
2901	}	3895	}
2902	warn "end emergency player save\n";	3896	info "emergency_perl_save: end player save\n";
2903		3897
2904	warn "begin emergency map save\n";	3898	cf::write_runtime_sync; # external watchdog should not bark
		3899
		3900	info "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3901	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3902	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3903	$map->valid or next;
2908	$map->save;	3904	$map->save;
2909	}	3905	}
2910	warn "end emergency map save\n";	3906	info "emergency_perl_save: end map save\n";
2911		3907
2912	warn "begin emergency database checkpoint\n";	3908	cf::write_runtime_sync; # external watchdog should not bark
		3909
		3910	info "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3911	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3912	info "emergency_perl_save: end database checkpoint\n";
		3913
		3914	info "emergency_perl_save: begin write uuid\n";
		3915	write_uuid_sync 1;
		3916	info "emergency_perl_save: end write uuid\n";
		3917
		3918	cf::write_runtime_sync; # external watchdog should not bark
		3919
		3920	trace "emergency_perl_save: syncing database to disk";
		3921	BDB::db_env_txn_checkpoint $DB_ENV;
		3922
		3923	info "emergency_perl_save: starting sync\n";
		3924	IO::AIO::aio_sync sub {
		3925	info "emergency_perl_save: finished sync\n";
		3926	};
		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	trace "emergency_perl_save: flushing outstanding aio requests";
		3931	while (IO::AIO::nreqs || BDB::nreqs) {
		3932	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3933	}
		3934
		3935	cf::write_runtime_sync; # external watchdog should not bark
2915	};	3936	};
2916		3937
2917	warn "leave emergency perl save\n";	3938	info "emergency_perl_save: leave\n";
2918	}	3939	}
2919		3940
2920	sub post_cleanup {	3941	sub post_cleanup {
2921	my ($make_core) = @_;	3942	my ($make_core) = @_;
2922		3943
		3944	IO::AIO::flush;
		3945
2923	warn Carp::longmess "post_cleanup backtrace"	3946	error Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3947	if $make_core;
		3948
		3949	my $fh = pidfile;
		3950	unlink $PIDFILE if <$fh> == $$;
		3951	}
		3952
		3953	# a safer delete_package, copied from Symbol
		3954	sub clear_package($) {
		3955	my $pkg = shift;
		3956
		3957	# expand to full symbol table name if needed
		3958	unless ($pkg =~ /^main::.*::$/) {
		3959	$pkg = "main$pkg" if $pkg =~ /^::/;
		3960	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3961	$pkg .= '::' unless $pkg =~ /::$/;
		3962	}
		3963
		3964	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3965	my $stem_symtab = *{$stem}{HASH};
		3966
		3967	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3968	or return;
		3969
		3970	# clear all symbols
		3971	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3972	for my $name (keys %$leaf_symtab) {
		3973	_gv_clear *{"$pkg$name"};
		3974	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3975	}
2925	}	3976	}
2926		3977
2927	sub do_reload_perl() {	3978	sub do_reload_perl() {
2928	# can/must only be called in main	3979	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3980	unless (in_main) {
2930	warn "can only reload from main coroutine";	3981	error "can only reload from main coroutine";
2931	return;	3982	return;
2932	}	3983	}
2933		3984
2934	warn "reloading...";	3985	return if $RELOAD++;
2935		3986
2936	warn "entering sync_job";	3987	my $t1 = AE::time;
2937		3988
		3989	while ($RELOAD) {
		3990	cf::get_slot 0.1, -1, "reload_perl";
		3991	info "perl_reload: reloading...";
		3992
		3993	trace "perl_reload: entering sync_job";
		3994
2938	cf::sync_job {	3995	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark
2940	cf::emergency_save;	3996	#cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark
2942		3997
2943	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;
2945
2946	# if anything goes wrong in here, we should simply crash as we already saved
2947
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;
2959	warn "iterate...";
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";	3998	trace "perl_reload: cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;	3999	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();	4000	%EXT_CORO = ();
2967		4001
2968	warn "removing commands";	4002	trace "perl_reload: removing commands";
2969	%COMMAND = ();	4003	%COMMAND = ();
2970		4004
2971	warn "removing ext/exti commands";	4005	trace "perl_reload: removing ext/exti commands";
2972	%EXTCMD = ();	4006	%EXTCMD = ();
2973	%EXTICMD = ();	4007	%EXTICMD = ();
2974		4008
2975	warn "unloading/nuking all extensions";	4009	trace "perl_reload: unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {	4010	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";	4011	trace "... unloading $pkg";
2978		4012
2979	if (my $cb = $pkg->can ("unload")) {	4013	if (my $cb = $pkg->can ("unload")) {
2980	eval {	4014	eval {
2981	$cb->($pkg);	4015	$cb->($pkg);
2982	1	4016	1
2983	} or warn "$pkg unloaded, but with errors: $@";	4017	} or error "$pkg unloaded, but with errors: $@";
		4018	}
		4019
		4020	trace "... clearing $pkg";
		4021	clear_package $pkg;
2984	}	4022	}
2985		4023
2986	warn "... nuking $pkg";
2987	Symbol::delete_package $pkg;
2988	}
2989
2990	warn "unloading all perl modules loaded from $LIBDIR";	4024	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2991	while (my ($k, $v) = each %INC) {	4025	while (my ($k, $v) = each %INC) {
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4026	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		4027
2994	warn "... unloading $k";	4028	trace "... unloading $k";
2995	delete $INC{$k};	4029	delete $INC{$k};
2996		4030
2997	$k =~ s/\.pm$//;	4031	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;	4032	$k =~ s/\//::/g;
2999		4033
3000	if (my $cb = $k->can ("unload_module")) {	4034	if (my $cb = $k->can ("unload_module")) {
3001	$cb->();	4035	$cb->();
		4036	}
		4037
		4038	clear_package $k;
3002	}	4039	}
3003		4040
3004	Symbol::delete_package $k;
3005	}
3006
3007	warn "getting rid of safe::, as good as possible";	4041	trace "perl_reload: getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	4042	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4043	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		4044
3011	warn "unloading cf.pm \"a bit\"";	4045	trace "perl_reload: unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	4046	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	4047	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		4048
3015	# don't, removes xs symbols, too,	4049	# don't, removes xs symbols, too,
3016	# and global variables created in xs	4050	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	4051	#clear_package __PACKAGE__;
3018		4052
3019	warn "unload completed, starting to reload now";	4053	info "perl_reload: unload completed, starting to reload now";
3020		4054
3021	warn "reloading cf.pm";	4055	trace "perl_reload: reloading cf.pm";
3022	require cf;	4056	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4057	cf::_connect_to_perl_1;
3024		4058
3025	warn "loading config and database again";	4059	trace "perl_reload: loading config and database again";
3026	cf::cfg_load;	4060	cf::reload_config;
3027		4061
3028	warn "loading extensions";	4062	trace "perl_reload: loading extensions";
3029	cf::load_extensions;	4063	cf::load_extensions;
3030		4064
		4065	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	4066	trace "perl_reload: reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	4067	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	4068	trace "perl_reload: reattaching attachments to maps";
3034	reattach $_ for values %MAP;	4069	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	4070	trace "perl_reload: reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	4071	reattach $_ for values %PLAYER;
		4072	}
3037		4073
3038	warn "leaving sync_job";	4074	cf::_post_init 1;
3039		4075
		4076	trace "perl_reload: leaving sync_job";
		4077
3040	1	4078	1
3041	} or do {	4079	} or do {
3042	warn $@;	4080	error $@;
3043	warn "error while reloading, exiting.";	4081	cf::cleanup "perl_reload: error, exiting.";
3044	exit 1;	4082	};
		4083
		4084	--$RELOAD;
3045	};	4085	}
3046		4086
3047	warn "reloaded";	4087	$t1 = AE::time - $t1;
		4088	info "perl_reload: completed in ${t1}s\n";
3048	};	4089	};
3049		4090
3050	our $RELOAD_WATCHER; # used only during reload	4091	our $RELOAD_WATCHER; # used only during reload
3051		4092
3052	sub reload_perl() {	4093	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	4094	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	4095	# coro crashes during coro_state_free->destroy here.
3055		4096
3056	$RELOAD_WATCHER ||= Event->timer (	4097	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	4098	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	4099
3059	data => WF_AUTOCANCEL,	4100	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	4101	do_reload_perl;
3062	undef $RELOAD_WATCHER;	4102	undef $RELOAD_WATCHER;
3063	},	4103	};
3064	);	4104	};
3065	}	4105	}
3066		4106
3067	register_command "reload" => sub {	4107	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	4108	my ($who, $arg) = @_;
3069		4109
3070	if ($who->flag (FLAG_WIZ)) {	4110	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	4111	$who->message ("reloading server.");
		4112	async {
		4113	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	4114	reload_perl;
		4115	};
3073	}	4116	}
3074	};	4117	};
3075		4118
3076	unshift @INC, $LIBDIR;	4119	#############################################################################
3077		4120
3078	my $bug_warning = 0;	4121	my $bug_warning = 0;
3079		4122
3080	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;
3082
3083	sub wait_for_tick {	4123	sub wait_for_tick() {
3084	return unless $TICK_WATCHER->is_active;	4124	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3085	return if $Coro::current == $Coro::main;
3086		4125
3087	my $signal = new Coro::Signal;	4126	$WAIT_FOR_TICK->wait;
3088	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;
3090	}	4127	}
3091		4128
3092	sub wait_for_tick_begin {	4129	sub wait_for_tick_begin() {
3093	return unless $TICK_WATCHER->is_active;	4130	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3094	return if $Coro::current == $Coro::main;
3095		4131
3096	my $signal = new Coro::Signal;	4132	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	4133	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	4134	$signal->wait;
3099	}	4135	}
3100		4136
3101	my $min = 1e6;#d#	4137	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	4138	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4139	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	4140	unless ++$bug_warning > 10;
3113	return;	4141	return;
3114	}	4142	}
3115		4143
3116	$NOW = $tick_start = Event::time;	4144	cf::one_tick; # one server iteration
3117		4145
3118	cf::server_tick; # one server iteration	4146	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3119		4147
3120	0 && sync_job {#d#	4148	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	for(1..10) {	4149	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3122	my $t = Event::time;	4150	Coro::async_pool {
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4151	$Coro::current->{desc} = "runtime saver";
3124	or die;	4152	write_runtime_sync
3125		4153	or error "ERROR: unable to write runtime file: $!";
3126	$map->width (50);
3127	$map->height (50);
3128	$map->alloc;
3129	$map->_load_objects ("/tmp/x.map", 1);
3130	my $t = Event::time - $t;
3131
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	4154	};
		4155	}
3142		4156
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	4158	$sig->send;
3159	}	4159	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	4160	$WAIT_FOR_TICK->broadcast;
3161	$sig->send;
3162	}
3163		4161
3164	$NOW = Event::time;	4162	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4163	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		4164
3175	_post_tick;	4165	if (0) {
3176		4166	if ($NEXT_TICK) {
3177		4167	my $jitter = $TICK_START - $NEXT_TICK;
		4168	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4169	debug "jitter $JITTER\n";#d#
		4170	}
3178	},	4171	}
3179	);	4172	}
3180		4173
3181	{	4174	{
3182	BDB::max_poll_time $TICK * 0.1;	4175	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	4176
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	4177	BDB::min_parallel 16;
3192		4178	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4179	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		4180
3208	unless ($DB_ENV) {	4181	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	4182	$DB_ENV = BDB::db_env_create;
		4183	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4184	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4185	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4186	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4187	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		4188
3211	cf::sync_job {	4189	cf::sync_job {
3212	eval {	4190	eval {
3213	BDB::db_env_open	4191	BDB::db_env_open
3214	$DB_ENV,	4192	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4194	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4195	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4196	0666;
3219		4197
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4198	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	4199	};
3225		4200
3226	cf::cleanup "db_env_open(db): $@" if $@;	4201	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4202	};
3228	}	4203	}
		4204
		4205	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4206	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4207	};
		4208	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4209	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4210	};
		4211	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4212	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4213	};
3229	}	4214	}
3230		4215
3231	{	4216	{
		4217	# configure IO::AIO
		4218
3232	IO::AIO::min_parallel 8;	4219	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4220	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4221	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	4222	}
3245		4223
3246	my $_log_backtrace;	4224	our $_log_backtrace;
		4225	our $_log_backtrace_last;
3247		4226
3248	sub _log_backtrace {	4227	sub _log_backtrace {
3249	my ($msg, @addr) = @_;	4228	my ($msg, @addr) = @_;
3250		4229
3251	$msg =~ s/\n//;	4230	$msg =~ s/\n$//;
3252		4231
		4232	if ($_log_backtrace_last eq $msg) {
		4233	LOG llevInfo, "[ABT] $msg\n";
		4234	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3253	# limit the # of concurrent backtraces	4235	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4236	} elsif ($_log_backtrace < 2) {
		4237	$_log_backtrace_last = $msg;
3255	++$_log_backtrace;	4238	++$_log_backtrace;
		4239	my $perl_bt = Carp::longmess $msg;
3256	async {	4240	async {
		4241	$Coro::current->{desc} = "abt $msg";
		4242
3257	my @bt = fork_call {	4243	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4244	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4245	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4246	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	4247	or die "addr2line: $!";
…		…
3269	}	4255	}
3270		4256
3271	@funcs	4257	@funcs
3272	};	4258	};
3273		4259
3274	LOG llevInfo, "[ABT] $msg\n";	4260	LOG llevInfo, "[ABT] $perl_bt\n";
		4261	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4262	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4263	--$_log_backtrace;
3277	};	4264	};
3278	} else {	4265	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4266	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4267	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3281	}	4268	}
3282	}	4269	}
3283		4270
3284	# load additional modules	4271	# load additional modules
3285	use cf::pod;	4272	require "cf/$_.pm" for @EXTRA_MODULES;
		4273	cf::_connect_to_perl_2;
3286		4274
3287	END { cf::emergency_save }	4275	END { cf::emergency_save }
3288		4276
3289	1	4277	1
3290		4278

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