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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 1.576 by root, Tue Jan 3 02:08:49 2012 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, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1467
		1468	my @reply;
		1469
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1470	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1471	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1472	}
		1473
		1474	$pl->ext_reply ($reply, @reply)
		1475	if $reply;
		1476
1112	} else {	1477	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1479	}
1115		1480
1116	cf::override;	1481	cf::override;
1117	},	1482	},
1118	);	1483	);
1119		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1120	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1121	cf::sync_job {	1501	cf::sync_job {
1122	my %todo;	1502	my %todo;
1123		1503
1124	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1125	next unless -r $path;	1505	next unless -r $path;
…		…
1143		1523
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1526
1147	$ext{source} =	1527	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1149	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1150	. $source	1530	. $source
1151	. "\n};\n1";	1531	. "\n};\n1";
1152		1532
1153	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1154	}	1534	}
1155		1535
		1536	my $pass = 0;
1156	my %done;	1537	my %done;
1157	while (%todo) {	1538	while (%todo) {
1158	my $progress;	1539	my $progress;
1159		1540
		1541	++$pass;
		1542
		1543	ext:
1160	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1546	next ext
1163	unless exists $done{$_};	1547	unless exists $done{$_};
1164	}	1548	}
1165		1549
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1551
1168	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1173	warn $msg;	1559
1174	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1175	exit 1;	1561	delete $todo{$k};
1176	}	1562	} else {
1177		1563	$done{$k} = delete $todo{$k};
1178	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1179	}	1569	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1570	}
1185		1571
1186	skip:	1572	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1189	}	1582	}
1190	};	1583	};
1191	}	1584	}
1192		1585
1193	#############################################################################	1586	#############################################################################
1194		1587
1195	=back	1588	=back
1196		1589
1197	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1198		1591
1199	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1200		1593
1201	=cut	1594	=cut
1202		1595
1203	package cf::player;	1596	package cf::player;
1204		1597
1205	use Coro::AIO;	1598	use Coro::AIO;
1206		1599
1207	=head3 cf::player	1600	=head3 cf::player
1208		1601
1209	=over 4	1602	=over 4
		1603
		1604	=item cf::player::num_playing
		1605
		1606	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1607
		1608	=cut
		1609
		1610	sub num_playing {
		1611	scalar grep
		1612	$_->ob->map
		1613	&& !$_->hidden
		1614	&& !$_->ob->flag (cf::FLAG_WIZ),
		1615	cf::player::list
		1616	}
1210		1617
1211	=item cf::player::find $login	1618	=item cf::player::find $login
1212		1619
1213	Returns the given player object, loading it if necessary (might block).	1620	Returns the given player object, loading it if necessary (might block).
1214		1621
…		…
1233		1640
1234	sub exists($) {	1641	sub exists($) {
1235	my ($login) = @_;	1642	my ($login) = @_;
1236		1643
1237	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1239	}	1646	}
1240		1647
1241	sub find($) {	1648	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1650	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1657	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1658	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1659	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1660	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1661
1255	my $pl = load_pl path $login	1662	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1663	or return;
		1664
		1665	my $pl = cf::player::load_pl $f
		1666	or return;
		1667
		1668	local $cf::PLAYER_LOADING{$login} = $pl;
		1669	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1258	}	1671	}
1259	}	1672	}
1260	}	1673	}
		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
1261		1687
1262	sub save($) {	1688	sub save($) {
1263	my ($pl) = @_;	1689	my ($pl) = @_;
1264		1690
1265	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1271		1697
1272	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1274		1700
		1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1705
1275	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1276	Coro::cede;	1707	cf::cede_to_tick;
1277	}	1708	}
1278		1709
1279	sub new($) {	1710	sub new($) {
1280	my ($login) = @_;	1711	my ($login) = @_;
1281		1712
…		…
1287	$cf::PLAYER{$login} = $self;	1718	$cf::PLAYER{$login} = $self;
1288		1719
1289	$self	1720	$self
1290	}	1721	}
1291		1722
		1723	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1724
		1725	=cut
		1726
		1727	sub send_msg {
		1728	my $ns = shift->ns
		1729	or return;
		1730	$ns->send_msg (@_);
		1731	}
		1732
1292	=item $pl->quit_character	1733	=item $pl->quit_character
1293		1734
1294	Nukes the player without looking back. If logged in, the connection will	1735	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1736	be destroyed. May block for a long time.
1296		1737
…		…
1300	my ($pl) = @_;	1741	my ($pl) = @_;
1301		1742
1302	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1303		1744
1304	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1305	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1306		1747
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1308	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1310	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1311		1756
1312	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1314	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1349	or return [];	1794	or return [];
1350		1795
1351	my @logins;	1796	my @logins;
1352		1797
1353	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
		1799	my $path = path $login;
		1800
		1801	# a .pst is a dead give-away for a valid player
		1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1807	}
1357		1808
1358	utf8::decode $login;	1809	utf8::decode $login;
1359	push @logins, $login;	1810	push @logins, $login;
1360	}	1811	}
1361		1812
1362	\@logins	1813	\@logins
1363	}	1814	}
1364		1815
1365	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1366		1819
1367	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1368	player. May block.	1821	player. May block.
1369		1822
1370	=cut	1823	=cut
…		…
1388	}	1841	}
1389		1842
1390	\@paths	1843	\@paths
1391	}	1844	}
1392		1845
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1847
1395	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1396		1849
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)	1850	=item $player->ext_reply ($msgid, @msg)
1444		1851
1445	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1446		1853
1447	=cut	1854	=cut
1448		1855
1449	sub ext_reply($$%) {	1856	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1857	my ($self, $id, @msg) = @_;
1451		1858
1452	$msg{msgid} = $id;	1859	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1860	}
1455		1861
1456	=item $player->ext_event ($type, %msg)	1862	=item $player->ext_msg ($type, @msg)
1457		1863
1458	Sends an ext event to the client.	1864	Sends an ext event to the client.
1459		1865
1460	=cut	1866	=cut
1461		1867
1462	sub ext_event($$%) {	1868	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1869	my ($self, $type, @msg) = @_;
1464		1870
1465	$self->ns->ext_event ($type, %msg);	1871	$self->ns->ext_msg ($type, @msg);
1466	}	1872	}
1467		1873
1468	=head3 cf::region	1874	=head3 cf::region
1469		1875
1470	=over 4	1876	=over 4
…		…
1480	=cut	1886	=cut
1481		1887
1482	sub find_by_path($) {	1888	sub find_by_path($) {
1483	my ($path) = @_;	1889	my ($path) = @_;
1484		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
		1892
1485	my ($match, $specificity);	1893	my ($match, $specificity);
1486		1894
1487	for my $region (list) {	1895	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1896	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1897	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1898	if $region->specificity > $specificity;
1491	}	1899	}
1492	}	1900	}
1493		1901
…		…
1514	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1516		1924
1517	sub generate_random_map {	1925	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1519	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1520	$self->_create_random_map (	1930	$self->_create_random_map ($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}), $rmp->{custom}
1532	)
1533	}	1931	}
1534		1932
1535	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1536		1934
1537	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1542		1940
1543	sub register {	1941	sub register {
1544	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1545	my $pkg = caller;	1943	my $pkg = caller;
1546		1944
1547	no strict;
1548	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1549		1946
1550	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1551	}	1948	}
1552		1949
1553	# also paths starting with '/'	1950	# also paths starting with '/'
1554	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1555		1952
1556	sub thawer_merge {	1953	sub thawer_merge {
1557	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1558		1955
1559	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1564	}	1961	}
1565		1962
1566	sub normalise {	1963	sub normalise {
1567	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1568		1965
1569	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1570		1967
1571	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1572		1969
1573	# map plan:	1970	# map plan:
1574	#	1971	#
…		…
1589	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1590	$path = "$base/$path";	1987	$path = "$base/$path";
1591	}	1988	}
1592		1989
1593	for ($path) {	1990	for ($path) {
1594	redo if s{//}{/};
1595	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1596	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1597	}	1993	}
1598		1994
1599	$path	1995	$path
…		…
1613	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1614	return $self;	2010	return $self;
1615	}	2011	}
1616	}	2012	}
1617		2013
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1619	()	2015	()
1620	}	2016	}
1621		2017
		2018	# may re-bless or do other evil things
1622	sub init {	2019	sub init {
1623	my ($self) = @_;	2020	my ($self) = @_;
1624		2021
1625	$self	2022	$self
1626	}	2023	}
…		…
1645		2042
1646	# the temporary/swap location	2043	# the temporary/swap location
1647	sub save_path {	2044	sub save_path {
1648	my ($self) = @_;	2045	my ($self) = @_;
1649		2046
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1652	}	2049	}
1653		2050
1654	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1655	sub uniq_path {	2052	sub uniq_path {
1656	my ($self) = @_;	2053	my ($self) = @_;
1657		2054
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1669	}	2057	}
1670		2058
1671	sub decay_objects {	2059	sub decay_objects {
1672	my ($self) = @_;	2060	my ($self) = @_;
1673		2061
…		…
1686		2074
1687	sub load_header_from($) {	2075	sub load_header_from($) {
1688	my ($self, $path) = @_;	2076	my ($self, $path) = @_;
1689		2077
1690	utf8::encode $path;	2078	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	2079	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	2080	or return;
1696		2081
		2082	$self->_load_header ($f)
		2083	or return;
		2084
		2085	local $MAP_LOADING{$self->{path}} = $self;
		2086	$f->resolve_delayed_derefs;
		2087
1697	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1698		2089
1699	1	2090	1
1700	}	2091	}
1701		2092
		2093	# used to laod the header of an original map
1702	sub load_header_orig {	2094	sub load_header_orig {
1703	my ($self) = @_;	2095	my ($self) = @_;
1704		2096
1705	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1706	}	2098	}
1707		2099
		2100	# used to laod the header of an instantiated map
1708	sub load_header_temp {	2101	sub load_header_temp {
1709	my ($self) = @_;	2102	my ($self) = @_;
1710		2103
1711	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1712	}	2105	}
1713		2106
		2107	# called after loading the header from an instantiated map
1714	sub prepare_temp {	2108	sub prepare_temp {
1715	my ($self) = @_;	2109	my ($self) = @_;
1716		2110
1717	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1718	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1719	# safety	2113	# safety
1720	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1721	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1722	}	2116	}
1723		2117
		2118	# called after loading the header from an original map
1724	sub prepare_orig {	2119	sub prepare_orig {
1725	my ($self) = @_;	2120	my ($self) = @_;
1726		2121
1727	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1728	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1752		2147
1753	sub find;	2148	sub find;
1754	sub find {	2149	sub find {
1755	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1756		2151
		2152	cf::cede_to_tick;
		2153
1757	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1758		2155
		2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2158
1761	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1764	or return;	2161	or return;
1765		2162
1766	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1767		2164
…		…
1769	or return;	2166	or return;
1770		2167
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
		2172	undef $guard1;
1774	$map->reset;	2173	$map->reset;
1775	undef $guard;
1776	return find $path;	2174	return find $path;
1777	}	2175	}
1778		2176
1779	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1780	}	2178	}
1781	}	2179	}
1782		2180
1783	sub pre_load { }	2181	sub pre_load { }
1784	sub post_load { }	2182	#sub post_load { } # XS
1785		2183
1786	sub load {	2184	sub load {
1787	my ($self) = @_;	2185	my ($self) = @_;
1788		2186
1789	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
1790		2188
1791	my $path = $self->{path};	2189	my $path = $self->{path};
1792		2190
1793	{	2191	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1795		2193
		2194	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1797
1798	$self->in_memory (cf::MAP_LOADING);
1799		2196
1800	$self->alloc;	2197	$self->alloc;
1801		2198
1802	$self->pre_load;	2199	$self->pre_load;
1803	Coro::cede;	2200	cf::cede_to_tick;
1804		2201
1805	$self->_load_objects ($self->{load_path}, 1)	2202	if (exists $self->{load_path}) {
		2203	my $f = new_from_file cf::object::thawer $self->{load_path};
		2204	$f->skip_block;
		2205	$self->_load_objects ($f)
1806	or return;	2206	or return;
1807		2207
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
1809	if delete $self->{load_original};	2209	if delete $self->{load_original};
1810		2210
1811	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2212	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2213	unless (aio_stat $uniq) {
		2214	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2215	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2216	$self->_load_objects ($f);
		2217	$f->resolve_delayed_derefs;
		2218	}
		2219	}
1816	}	2220	}
1817	}
1818		2221
1819	Coro::cede;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
		2229
		2230	cf::cede_to_tick;
1820	# now do the right thing for maps	2231	# now do the right thing for maps
1821	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2234	unless $self->difficulty;
1824	Coro::cede;	2235	cf::cede_to_tick;
1825		2236
1826	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2238	$self->decay_objects;
1828	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
1829	$self->update_buttons;	2240	$self->update_buttons;
1830	Coro::cede;	2241	cf::cede_to_tick;
1831	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
1832	Coro::cede;
1833	$self->activate;
1834	}	2243	}
1835		2244
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2245	$self->{last_save} = $cf::RUNTIME;
		2246	$self->last_access ($cf::RUNTIME);
1837	}	2247	}
1838		2248
1839	$self->post_load;	2249	$self->post_load;
1840	}
1841		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
1842	sub customise_for {	2257	sub customise_for {
1843	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
1844		2259
1845	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2261	if $self->per_player;
…		…
1849	# if $self->per_party;	2264	# if $self->per_party;
1850		2265
1851	$self	2266	$self
1852	}	2267	}
1853		2268
1854	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {
1856	my ($map) = @_;
1857
1858	my @diag; # diagonal neighbours
1859
1860	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)
1862	or next;
1863	$neigh = find $neigh, $map
1864	or next;
1865	$neigh->load;
1866
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}
1870
1871	for (@diag) {
1872	my $neigh = find @$_
1873	or next;
1874	$neigh->load;
1875	}
1876	}
1877
1878	sub find_sync {	2269	sub find_sync {
1879	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
1880		2271
1881	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
1882	}	2277	}
1883		2278
1884	sub do_load_sync {	2279	sub do_load_sync {
1885	my ($map) = @_;	2280	my ($map) = @_;
1886		2281
1887	cf::sync_job { $map->load };	2282	# it's a bug to call this from the main context
		2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2284	if $Coro::current == $Coro::main;
		2285
		2286	$map->load;
1888	}	2287	}
1889		2288
1890	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
1892		2291
1893	sub find_async {	2292	sub find_async {
1894	my ($path, $origin) = @_;	2293	my ($path, $origin, $load) = @_;
1895		2294
1896	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
1897		2296
1898	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
1900	}	2299	}
1901		2300
1902	undef $MAP_PREFETCH{$path};	2301	$MAP_PREFETCH{$path} |= $load;
		2302
1903	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
		2304	$Coro::current->{desc} = "map prefetcher";
		2305
1904	while (%MAP_PREFETCH) {	2306	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2307	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2308	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2309	$map->load if $v;
		2310	}
1909		2311
1910	delete $MAP_PREFETCH{$path};	2312	delete $MAP_PREFETCH{$k};
1911	}	2313	}
1912	}	2314	}
1913	undef $MAP_PREFETCHER;	2315	undef $MAP_PREFETCHER;
1914	};	2316	};
1915	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
1916		2318
1917	()	2319	()
1918	}	2320	}
1919		2321
		2322	# common code, used by both ->save and ->swapout
1920	sub save {	2323	sub _save {
1921	my ($self) = @_;	2324	my ($self) = @_;
1922
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;
1924		2325
1925	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
1926		2327
1927	return unless $self->dirty;	2328	return unless $self->dirty;
1928		2329
…		…
1934	return if $self->{deny_save};	2335	return if $self->{deny_save};
1935		2336
1936	local $self->{last_access} = $self->last_access;#d#	2337	local $self->{last_access} = $self->last_access;#d#
1937		2338
1938	cf::async {	2339	cf::async {
		2340	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
1940	};	2342	};
		2343
		2344	cf::get_slot 0.02;
1941		2345
1942	if ($uniq) {	2346	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2349	} else {
1946	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1947	}	2351	}
1948	}	2352	}
1949		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
1950	sub swap_out {	2362	sub swap_out {
1951	my ($self) = @_;	2363	my ($self) = @_;
1952		2364
1953	# save first because save cedes
1954	$self->save;
1955
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
1958	return if $self->players;	2369	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};
1961		2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
1962	$self->clear;	2380	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2381	}
1965		2382
1966	sub reset_at {	2383	sub reset_at {
1967	my ($self) = @_;	2384	my ($self) = @_;
1968		2385
…		…
1986		2403
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2405
1989	return if $self->players;	2406	return if $self->players;
1990		2407
1991	warn "resetting map ", $self->path;	2408	cf::trace "resetting map ", $self->path, "\n";
1992		2409
1993	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
1994		2411
1995	# need to save uniques path	2412	# need to save uniques path
1996	unless ($self->{deny_save}) {	2413	unless ($self->{deny_save}) {
1997	my $uniq = $self->uniq_path; utf8::encode $uniq;	2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
1998		2415
…		…
2000	if $uniq;	2417	if $uniq;
2001	}	2418	}
2002		2419
2003	delete $cf::MAP{$self->path};	2420	delete $cf::MAP{$self->path};
2004		2421
		2422	$self->deactivate;
		2423	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2424	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2425
2009	$self->unlink_save;	2426	$self->unlink_save;
2010	$self->destroy;	2427	$self->destroy;
2011	}	2428	}
2012		2429
2013	my $nuke_counter = "aaaa";	2430	my $nuke_counter = "aaaa";
2014		2431
2015	sub nuke {	2432	sub nuke {
2016	my ($self) = @_;	2433	my ($self) = @_;
2017		2434
		2435	{
		2436	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2437
2018	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2019		2439
2020	$self->unlink_save;	2440	$self->unlink_save;
2021		2441
2022	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2023	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2447
2028	$cf::MAP{$self->path} = $self;	2448	$cf::MAP{$self->path} = $self;
		2449	}
2029		2450
2030	$self->reset; # polite request, might not happen	2451	$self->reset; # polite request, might not happen
2031	}	2452	}
2032		2453
2033	=item $maps = cf::map::tmp_maps	2454	=item $maps = cf::map::tmp_maps
…		…
2075		2496
2076	sub unique_maps() {	2497	sub unique_maps() {
2077	[	2498	[
2078	map {	2499	map {
2079	utf8::decode $_;	2500	utf8::decode $_;
2080	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2081	? normalise $_	2504	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2506	]
2085	}	2507	}
2086		2508
2087	package cf;	2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
2088		2540
2089	=back	2541	=back
2090		2542
2091	=head3 cf::object	2543	=head3 cf::object
2092		2544
…		…
2096		2548
2097	=over 4	2549	=over 4
2098		2550
2099	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2100		2552
2101	Returns the inventory of the object _and_ their inventories, recursively.	2553	Returns the inventory of the object I<and> their inventories, recursively,
		2554	but I<not> the object itself.
2102		2555
2103	=cut	2556	=cut
2104		2557
2105	sub inv_recursive_;	2558	sub inv_recursive_;
2106	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2109		2562
2110	sub inv_recursive {	2563	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2112	}	2565	}
2113		2566
		2567	=item $ref = $ob->ref
		2568
		2569	Creates and returns a persistent reference to an object that can be stored as a string.
		2570
		2571	=item $ob = cf::object::deref ($refstring)
		2572
		2573	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2574	even if the object actually exists. May block.
		2575
		2576	=cut
		2577
		2578	sub deref {
		2579	my ($ref) = @_;
		2580
		2581	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2582	my ($uuid, $name) = ($1, $2);
		2583	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2584	or return;
		2585	$pl->ob->uuid eq $uuid
		2586	or return;
		2587
		2588	$pl->ob
		2589	} else {
		2590	warn "$ref: cannot resolve object reference\n";
		2591	undef
		2592	}
		2593	}
		2594
2114	package cf;	2595	package cf;
2115		2596
2116	=back	2597	=back
2117		2598
2118	=head3 cf::object::player	2599	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2605	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2606	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2127		2608
2128	=cut	2609	=cut
		2610
		2611	our $SAY_CHANNEL = {
		2612	id => "say",
		2613	title => "Map",
		2614	reply => "say ",
		2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2616	};
		2617
		2618	our $CHAT_CHANNEL = {
		2619	id => "chat",
		2620	title => "Chat",
		2621	reply => "chat ",
		2622	tooltip => "Player chat and shouts, global to the server.",
		2623	};
2129		2624
2130	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2626	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2627	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
…		…
2140		2635
2141	} else {	2636	} else {
2142	my $pl = $self->contr;	2637	my $pl = $self->contr;
2143		2638
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2639	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2641	$dialog->{pl}->ext_msg ($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		2642
2153	} else {	2643	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2646	}
2157	}	2647	}
		2648	}
		2649
		2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2651
		2652	=cut
		2653
		2654	sub cf::object::send_msg {
		2655	my $pl = shift->contr
		2656	or return;
		2657	$pl->send_msg (@_);
2158	}	2658	}
2159		2659
2160	=item $player_object->may ("access")	2660	=item $player_object->may ("access")
2161		2661
2162	Returns wether the given player is authorized to access resource "access"	2662	Returns wether the given player is authorized to access resource "access"
…		…
2175		2675
2176	=item $player_object->enter_link	2676	=item $player_object->enter_link
2177		2677
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2679
2180	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2182		2684
2183	Will never block.	2685	Will never block.
2184		2686
2185	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2186		2688
…		…
2206	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2207	my ($self) = @_;	2709	my ($self) = @_;
2208		2710
2209	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2210		2712
		2713	++$self->{_link_recursion};
		2714
2211	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2212		2716
2213	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2214	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2215		2719
2216	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2217	}	2721	}
2218		2722
2219	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2220	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2221		2725
…		…
2238	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2240		2744
2241	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2244		2748
2245	$map->load;	2749	$map->load;
2246	$map->load_diag;
2247		2750
2248	return unless $self->contr->active;	2751	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2752
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2253	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2254		2760
		2761	}
		2762
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2256		2764
2257	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2766	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	2767	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2768	the new (success) or old (failed) map position. In either case, $done will
		2769	be called at the end of this process.
		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
2261		2773
2262	=cut	2774	=cut
2263		2775
2264	our $GOTOGEN;	2776	our $GOTOGEN;
2265		2777
2266	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2268		2786
2269	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2789
2272	$self->enter_link;	2790	$self->enter_link;
2273		2791
2274	(async {	2792	(async {
		2793	$Coro::current->{desc} = "player::goto $path $x $y";
		2794
		2795	# *tag paths override both path and x|y
		2796	if ($path =~ /^\*(.*)$/) {
		2797	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2798	my $ob = $obs[rand @obs];
		2799
		2800	# see if we actually can go there
		2801	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2802	$ob = $obs[rand @obs];
		2803	} else {
		2804	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2805	}
		2806	# else put us there anyways for now #d#
		2807
		2808	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2809	} else {
		2810	($path, $x, $y) = (undef, undef, undef);
		2811	}
		2812	}
		2813
2275	my $map = eval {	2814	my $map = eval {
2276	my $map = cf::map::find $path;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2277		2816
2278	if ($map) {	2817	if ($map) {
2279	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2281	} else {	2820	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2822	}
2284		2823
2285	$map	2824	$map
2286	};	2825	};
2287		2826
…		…
2292		2831
2293	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2296	}	2835	}
		2836
		2837	$done->($self) if $done;
2297	})->prio (1);	2838	})->prio (1);
2298	}	2839	}
2299		2840
2300	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2301		2842
…		…
2321	}	2862	}
2322		2863
2323	sub prepare_random_map {	2864	sub prepare_random_map {
2324	my ($exit) = @_;	2865	my ($exit) = @_;
2325		2866
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2869	# that depends on the exit object
2331		2870
2332	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2873	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2339	}	2880	}
2340		2881
2341	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2342		2883
2343	my $data = cf::to_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2346		2887
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2890	undef $fh;
2350	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2351		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2354	}	2899	}
2355	}	2900	}
2356		2901
2357	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2359		2904
2360	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2361		2906
2362	if ($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;	2907	$self->enter_link;
2374		2908
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 {	2909	(async {
2380	$self->deactivate_recursive; # just to be sure	2910	$Coro::current->{desc} = "enter_exit";
		2911
2381	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2916	my $x = $exit->stats->hp;
		2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
		2941
2382	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2383		2943
		2944	# if exit is damned, update players death & WoR home-position
		2945	$self->contr->savebed ($map, $x, $y)
		2946	if $exit->flag (cf::FLAG_DAMNED);
		2947
2384	1;	2948	1
2385	}) {	2949	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2954
2391	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2392	$self->leave_link;	2956	$self->leave_link;
2393	}	2957	}
2394	})->prio (1);	2958	})->prio (1);
2395	}	2959	}
2396		2960
…		…
2410		2974
2411	utf8::encode $text;	2975	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2977	}
2414		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
		3002	}
		3003
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		3005
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	3007	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	3008	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	3009	the message unless the client supports the msg packet.
2421		3010
2422	=cut	3011	=cut
2423		3012
		3013	# non-persistent channels (usually the info channel)
		3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
		3021	"c/identify" => {
		3022	id => "infobox",
		3023	title => "Identify",
		3024	reply => undef,
		3025	tooltip => "Items recently identified",
		3026	},
		3027	"c/examine" => {
		3028	id => "infobox",
		3029	title => "Examine",
		3030	reply => undef,
		3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
		3038	},
		3039	"c/book" => {
		3040	id => "infobox",
		3041	title => "Book",
		3042	reply => undef,
		3043	tooltip => "The contents of a note or book",
		3044	},
		3045	"c/lookat" => {
		3046	id => "infobox",
		3047	title => "Look",
		3048	reply => undef,
		3049	tooltip => "What you saw there",
		3050	},
		3051	"c/who" => {
		3052	id => "infobox",
		3053	title => "Players",
		3054	reply => undef,
		3055	tooltip => "Shows players who are currently online",
		3056	},
		3057	"c/body" => {
		3058	id => "infobox",
		3059	title => "Body Parts",
		3060	reply => undef,
		3061	tooltip => "Shows which body parts you posess and are available",
		3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
		3099	"c/uptime" => {
		3100	id => "infobox",
		3101	title => "Uptime",
		3102	reply => undef,
		3103	tooltip => "How long the server has been running since last restart",
		3104	},
		3105	"c/mapinfo" => {
		3106	id => "infobox",
		3107	title => "Map Info",
		3108	reply => undef,
		3109	tooltip => "Information related to the maps",
		3110	},
		3111	"c/party" => {
		3112	id => "party",
		3113	title => "Party",
		3114	reply => "gsay ",
		3115	tooltip => "Messages and chat related to your party",
		3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
		3125	);
		3126
2424	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2426		3129
2427	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
		3132
		3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3134
		3135	# check predefined channels, for the benefit of C
		3136	if ($CHANNEL{$channel}) {
		3137	$channel = $CHANNEL{$channel};
		3138
		3139	$self->ext_msg (channel_info => $channel);
		3140	$channel = $channel->{id};
		3141
		3142	} elsif (ref $channel) {
		3143	# send meta info to client, if not yet sent
		3144	unless (exists $self->{channel}{$channel->{id}}) {
		3145	$self->{channel}{$channel->{id}} = $channel;
		3146	$self->ext_msg (channel_info => $channel);
		3147	}
		3148
		3149	$channel = $channel->{id};
		3150	}
2428		3151
2429	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2430		3153
2431	if ($self->can_msg) {	3154	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3156	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		3157
2444	if ($color >= 0) {	3158	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3159	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3161	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3162
		3163	$self->send_big_packet ($pkt);
		3164	}
		3165
2455	=item $client->ext_event ($type, %msg)	3166	=item $client->ext_msg ($type, @msg)
2456		3167
2457	Sends an ext event to the client.	3168	Sends an ext event to the client.
2458		3169
2459	=cut	3170	=cut
2460		3171
2461	sub cf::client::ext_event($$%) {	3172	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3173	my ($self, $type, @msg) = @_;
2463		3174
		3175	if ($self->extcmd == 2) {
		3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3177	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	3178	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3180	}
		3181	}
		3182
		3183	=item $client->ext_reply ($msgid, @msg)
		3184
		3185	Sends an ext reply to the client.
		3186
		3187	=cut
		3188
		3189	sub cf::client::ext_reply($$@) {
		3190	my ($self, $id, @msg) = @_;
		3191
		3192	return unless $self->extcmd == 2;
		3193
		3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2466	}	3195	}
2467		3196
2468	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2469		3198
2470	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2526		3255
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3257
2529	if (ref $msg) {	3258	if (ref $msg) {
		3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3260
		3261	my @reply;
		3262
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3263	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3264	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3265	}
		3266
		3267	$ns->ext_reply ($reply, @reply)
		3268	if $reply;
		3269
2536	} else {	3270	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3272	}
2539		3273
2540	cf::override;	3274	cf::override;
2541	},	3275	},
2542	);	3276	);
…		…
2562		3296
2563	$coro	3297	$coro
2564	}	3298	}
2565		3299
2566	cf::client->attach (	3300	cf::client->attach (
2567	on_destroy => sub {	3301	on_client_destroy => sub {
2568	my ($ns) = @_;	3302	my ($ns) = @_;
2569		3303
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3305	},
2572	);	3306	);
…		…
2587	our $safe = new Safe "safe";	3321	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
2589		3323
2590	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
2591		3325
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3326	$safe->permit_only (Opcode::opset qw(
		3327	:base_core :base_mem :base_orig :base_math :base_loop
		3328	grepstart grepwhile mapstart mapwhile
		3329	sort time
		3330	));
2593		3331
2594	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
2595		3333
2596	=pod	3334	=pod
2597		3335
2598	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
2599		3337
2600	cf::object	3338	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3339	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3340	insert remove name archname title slaying race decrease split
		3341	value
2603		3342
2604	cf::object::player	3343	cf::object::player
2605	player	3344	player
2606		3345
2607	cf::player	3346	cf::player
…		…
2612		3351
2613	=cut	3352	=cut
2614		3353
2615	for (	3354	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3356	insert remove inv nrof name archname title slaying race
		3357	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
2621	) {	3361	) {
2622	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2625	for @funs;	3364	for @funs;
2626	}	3365	}
2627		3366
…		…
2642		3381
2643	my $qcode = $code;	3382	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
2646		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
2647	local $_;	3389	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3390
2650	my $eval =	3391	my $eval =
2651	"do {\n"	3392	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3395	. $code
2655	. "\n}"	3396	. "\n}"
2656	;	3397	;
2657		3398
		3399	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
2661		3408
2662	if ($@) {	3409	if ($@) {
2663	warn "$@";	3410	warn "$@",
2664	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
2665	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
2666	}	3413	}
2667		3414
2668	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
2669	}	3416	}
2670		3417
…		…
2684	=cut	3431	=cut
2685		3432
2686	sub register_script_function {	3433	sub register_script_function {
2687	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
2688		3435
2689	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
2691	}	3438	}
2692		3439
2693	=back	3440	=back
2694		3441
2695	=cut	3442	=cut
…		…
2698	# the server's init and main functions	3445	# the server's init and main functions
2699		3446
2700	sub load_facedata($) {	3447	sub load_facedata($) {
2701	my ($path) = @_;	3448	my ($path) = @_;
2702		3449
		3450	# HACK to clear player env face cache, we need some signal framework
		3451	# for this (global event?)
		3452	%ext::player_env::MUSIC_FACE_CACHE = ();
		3453
		3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3455
2703	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
2704		3457
2705	my $facedata;	3458	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		3459
2711	$facedata->{version} == 2	3460	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3462
		3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3465	$facedata->{resource}{"res/exp_table"} = {
		3466	type => FT_RSRC,
		3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
		3469	};
		3470	cf::cede_to_tick;
		3471
2714	{	3472	{
2715	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
2716		3474
2717	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3477
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3478	cf::face::set_visibility $idx, $info->{visibility};
		3479	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2722	Coro::cede;	3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3483
		3484	cf::cede_to_tick;
2723	}	3485	}
2724		3486
2725	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3488	next unless $info->{smooth};
		3489
2727	my $idx = cf::face::find $face	3490	my $idx = cf::face::find $face
2728	or next;	3491	or next;
		3492
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
		3494	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3496	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3498	}
2734	Coro::cede;	3499
		3500	cf::cede_to_tick;
2735	}	3501	}
2736	}	3502	}
2737		3503
2738	{	3504	{
2739	my $anims = $facedata->{animinfo};	3505	my $anims = $facedata->{animinfo};
2740		3506
2741	while (my ($anim, $info) = each %$anims) {	3507	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3508	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3509	cf::cede_to_tick;
2744	}	3510	}
2745		3511
2746	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
2747	}	3513	}
2748		3514
		3515	{
		3516	my $res = $facedata->{resource};
		3517
		3518	while (my ($name, $info) = each %$res) {
		3519	if (defined $info->{type}) {
		3520	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3521
		3522	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3523	cf::face::set_type $idx, $info->{type};
		3524	} else {
		3525	$RESOURCE{$name} = $info; # unused
		3526	}
		3527
		3528	cf::cede_to_tick;
		3529	}
		3530	}
		3531
		3532	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3533
2749	1	3534	1
2750	}	3535	}
2751		3536
		3537	register_exticmd fx_want => sub {
		3538	my ($ns, $want) = @_;
		3539
		3540	while (my ($k, $v) = each %$want) {
		3541	$ns->fx_want ($k, $v);
		3542	}
		3543	};
		3544
		3545	sub load_resource_file($) {
		3546	my $guard = lock_acquire "load_resource_file";
		3547
		3548	my $status = load_resource_file_ $_[0];
		3549	get_slot 0.1, 100;
		3550	cf::arch::commit_load;
		3551
		3552	$status
		3553	}
		3554
2752	sub reload_regions {	3555	sub reload_regions {
		3556	# HACK to clear player env face cache, we need some signal framework
		3557	# for this (global event?)
		3558	%ext::player_env::MUSIC_FACE_CACHE = ();
		3559
2753	load_resource_file "$MAPDIR/regions"	3560	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3561	or die "unable to load regions file\n";
		3562
		3563	for (cf::region::list) {
		3564	$_->{match} = qr/$_->{match}/
		3565	if exists $_->{match};
		3566	}
2755	}	3567	}
2756		3568
2757	sub reload_facedata {	3569	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3570	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3571	or die "unable to load facedata\n";
2760	}	3572	}
2761		3573
2762	sub reload_archetypes {	3574	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3575	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3576	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	}	3577	}
2771		3578
2772	sub reload_treasures {	3579	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3580	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3581	or die "unable to load treasurelists\n";
2775	}	3582	}
2776		3583
		3584	sub reload_sound {
		3585	trace "loading sound config from $DATADIR/sound\n";
		3586
		3587	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3588
		3589	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3590	my $sound = $soundconf->{compat}[$_]
		3591	or next;
		3592
		3593	my $face = cf::face::find "sound/$sound->[1]";
		3594	cf::sound::set $sound->[0] => $face;
		3595	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3596	}
		3597
		3598	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3599	my $face = cf::face::find "sound/$v";
		3600	cf::sound::set $k => $face;
		3601	}
		3602	}
		3603
2777	sub reload_resources {	3604	sub reload_resources {
2778	warn "reloading resource files...\n";	3605	trace "reloading resource files...\n";
2779		3606
		3607	reload_exp_table;
		3608	reload_materials;
		3609	reload_facedata;
		3610	reload_sound;
		3611	reload_archetypes;
2780	reload_regions;	3612	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3613	reload_treasures;
2785		3614
2786	warn "finished reloading resource files\n";	3615	trace "finished reloading resource files\n";
2787	}	3616	}
2788		3617
2789	sub init {	3618	sub reload_config {
2790	reload_resources;	3619	trace "reloading config file...\n";
2791	}
2792		3620
2793	sub cfg_load {	3621	my $config = load_file "$CONFDIR/config";
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3622	utf8::decode $config;
2795	or return;	3623	*CFG = decode_yaml $config;
2796		3624
2797	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;
2799
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3625	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2801		3626
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3627	$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};	3628	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2804		3629
2805	if (exists $CFG{mlockall}) {	3630	if (exists $CFG{mlockall}) {
…		…
2809	};	3634	};
2810	warn $@ if $@;	3635	warn $@ if $@;
2811	}	3636	}
2812	}	3637	}
2813		3638
		3639	sub pidfile() {
		3640	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3641	or die "$PIDFILE: $!";
		3642	flock $fh, &Fcntl::LOCK_EX
		3643	or die "$PIDFILE: flock: $!";
		3644	$fh
		3645	}
		3646
		3647	# make sure only one server instance is running at any one time
		3648	sub atomic {
		3649	my $fh = pidfile;
		3650
		3651	my $pid = <$fh>;
		3652	kill 9, $pid if $pid > 0;
		3653
		3654	seek $fh, 0, 0;
		3655	print $fh $$;
		3656	}
		3657
		3658	sub main_loop {
		3659	trace "EV::loop starting\n";
		3660	if (1) {
		3661	EV::loop;
		3662	}
		3663	trace "EV::loop returned\n";
		3664	goto &main_loop unless $REALLY_UNLOOP;
		3665	}
		3666
2814	sub main {	3667	sub main {
		3668	cf::init_globals; # initialise logging
		3669
		3670	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3671	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3672	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3673	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3674
		3675	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3676
2815	# we must not ever block the main coroutine	3677	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3678	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3679	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3680	(async {
2819	Event::one_event;	3681	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3682	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3683	})->prio (Coro::PRIO_MAX);
2821	};	3684	};
2822		3685
2823	cfg_load;	3686	evthread_start IO::AIO::poll_fileno;
		3687
		3688	cf::sync_job {
		3689	cf::incloader::init ();
		3690
		3691	cf::init_anim;
		3692	cf::init_attackmess;
		3693	cf::init_dynamic;
		3694
		3695	cf::load_settings;
		3696
		3697	reload_resources;
		3698	reload_config;
2824	db_init;	3699	db_init;
		3700
		3701	cf::init_uuid;
		3702	cf::init_signals;
		3703	cf::init_skills;
		3704
		3705	cf::init_beforeplay;
		3706
		3707	atomic;
		3708
2825	load_extensions;	3709	load_extensions;
2826		3710
2827	$TICK_WATCHER->start;	3711	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3712
		3713	# no (long-running) fork's whatsoever before this point(!)
		3714	use POSIX ();
		3715	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3716
		3717	cf::_post_init 0;
		3718	};
		3719
		3720	cf::object::thawer::errors_are_fatal 0;
		3721	info "parse errors in files are no longer fatal from this point on.\n";
		3722
		3723	AE::postpone {
		3724	undef &main; # free gobs of memory :)
		3725	};
		3726
		3727	goto &main_loop;
2829	}	3728	}
2830		3729
2831	#############################################################################	3730	#############################################################################
2832	# initialisation and cleanup	3731	# initialisation and cleanup
2833		3732
2834	# install some emergency cleanup handlers	3733	# install some emergency cleanup handlers
2835	BEGIN {	3734	BEGIN {
		3735	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3736	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3737	$SIGWATCHER{$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";	3738	cf::cleanup "SIG$signal";
2844	},
2845	);	3739	};
2846	}	3740	}
2847	}	3741	}
2848		3742
2849	sub write_runtime {	3743	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3744	my $t0 = AE::time;
2851		3745
2852	# first touch the runtime file to show we are still running:	3746	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3747	# the fsync below can take a very very long time.
2854		3748
2855	IO::AIO::aio_utime $runtime, undef, undef;	3749	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3750
2857	my $guard = cf::lock_acquire "write_runtime";	3751	my $guard = cf::lock_acquire "write_runtime";
2858		3752
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3753	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3754	or return;
2861		3755
2862	my $value = $cf::RUNTIME + 90 + 10;	3756	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3757	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3758	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3768	aio_utime $fh, undef, undef;
2875		3769
2876	close $fh	3770	close $fh
2877	or return;	3771	or return;
2878		3772
2879	aio_rename "$runtime~", $runtime	3773	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3774	and return;
2881		3775
2882	warn "runtime file written.\n";	3776	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3777
2884	1	3778	1
		3779	}
		3780
		3781	our $uuid_lock;
		3782	our $uuid_skip;
		3783
		3784	sub write_uuid_sync($) {
		3785	$uuid_skip ||= $_[0];
		3786
		3787	return if $uuid_lock;
		3788	local $uuid_lock = 1;
		3789
		3790	my $uuid = "$LOCALDIR/uuid";
		3791
		3792	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3793	or return;
		3794
		3795	my $value = uuid_seq uuid_cur;
		3796
		3797	unless ($value) {
		3798	info "cowardly refusing to write zero uuid value!\n";
		3799	return;
		3800	}
		3801
		3802	my $value = uuid_str $value + $uuid_skip;
		3803	$uuid_skip = 0;
		3804
		3805	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3806	and return;
		3807
		3808	# always fsync - this file is important
		3809	aio_fsync $fh
		3810	and return;
		3811
		3812	close $fh
		3813	or return;
		3814
		3815	aio_rename "$uuid~", $uuid
		3816	and return;
		3817
		3818	trace "uuid file written ($value).\n";
		3819
		3820	1
		3821
		3822	}
		3823
		3824	sub write_uuid($$) {
		3825	my ($skip, $sync) = @_;
		3826
		3827	$sync ? write_uuid_sync $skip
		3828	: async { write_uuid_sync $skip };
2885	}	3829	}
2886		3830
2887	sub emergency_save() {	3831	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3832	my $freeze_guard = cf::freeze_mainloop;
2889		3833
2890	warn "enter emergency perl save\n";	3834	info "emergency_perl_save: enter\n";
		3835
		3836	# this is a trade-off: we want to be very quick here, so
		3837	# save all maps without fsync, and later call a global sync
		3838	# (which in turn might be very very slow)
		3839	local $USE_FSYNC = 0;
2891		3840
2892	cf::sync_job {	3841	cf::sync_job {
		3842	cf::write_runtime_sync; # external watchdog should not bark
		3843
2893	# use a peculiar iteration method to avoid tripping on perl	3844	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3845	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3846	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3847	info "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3848	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3849	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3850	$pl->valid or next;
		3851	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3852	$pl->save;
2901	}	3853	}
2902	warn "end emergency player save\n";	3854	info "emergency_perl_save: end player save\n";
2903		3855
2904	warn "begin emergency map save\n";	3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	info "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3859	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3860	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3861	$map->valid or next;
2908	$map->save;	3862	$map->save;
2909	}	3863	}
2910	warn "end emergency map save\n";	3864	info "emergency_perl_save: end map save\n";
2911		3865
2912	warn "begin emergency database checkpoint\n";	3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	info "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3869	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3870	info "emergency_perl_save: end database checkpoint\n";
		3871
		3872	info "emergency_perl_save: begin write uuid\n";
		3873	write_uuid_sync 1;
		3874	info "emergency_perl_save: end write uuid\n";
		3875
		3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	trace "emergency_perl_save: syncing database to disk";
		3879	BDB::db_env_txn_checkpoint $DB_ENV;
		3880
		3881	info "emergency_perl_save: starting sync\n";
		3882	IO::AIO::aio_sync sub {
		3883	info "emergency_perl_save: finished sync\n";
		3884	};
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: flushing outstanding aio requests";
		3889	while (IO::AIO::nreqs || BDB::nreqs) {
		3890	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3891	}
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
2915	};	3894	};
2916		3895
2917	warn "leave emergency perl save\n";	3896	info "emergency_perl_save: leave\n";
2918	}	3897	}
2919		3898
2920	sub post_cleanup {	3899	sub post_cleanup {
2921	my ($make_core) = @_;	3900	my ($make_core) = @_;
2922		3901
		3902	IO::AIO::flush;
		3903
2923	warn Carp::longmess "post_cleanup backtrace"	3904	error Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3905	if $make_core;
		3906
		3907	my $fh = pidfile;
		3908	unlink $PIDFILE if <$fh> == $$;
		3909	}
		3910
		3911	# a safer delete_package, copied from Symbol
		3912	sub clear_package($) {
		3913	my $pkg = shift;
		3914
		3915	# expand to full symbol table name if needed
		3916	unless ($pkg =~ /^main::.*::$/) {
		3917	$pkg = "main$pkg" if $pkg =~ /^::/;
		3918	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3919	$pkg .= '::' unless $pkg =~ /::$/;
		3920	}
		3921
		3922	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3923	my $stem_symtab = *{$stem}{HASH};
		3924
		3925	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3926	or return;
		3927
		3928	# clear all symbols
		3929	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3930	for my $name (keys %$leaf_symtab) {
		3931	_gv_clear *{"$pkg$name"};
		3932	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3933	}
2925	}	3934	}
2926		3935
2927	sub do_reload_perl() {	3936	sub do_reload_perl() {
2928	# can/must only be called in main	3937	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3938	unless (in_main) {
2930	warn "can only reload from main coroutine";	3939	error "can only reload from main coroutine";
2931	return;	3940	return;
2932	}	3941	}
2933		3942
2934	warn "reloading...";	3943	return if $RELOAD++;
2935		3944
2936	warn "entering sync_job";	3945	my $t1 = AE::time;
2937		3946
		3947	while ($RELOAD) {
		3948	cf::get_slot 0.1, -1, "reload_perl";
		3949	info "perl_reload: reloading...";
		3950
		3951	trace "perl_reload: entering sync_job";
		3952
2938	cf::sync_job {	3953	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark
2940	cf::emergency_save;	3954	#cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark
2942		3955
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";	3956	trace "perl_reload: cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;	3957	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();	3958	%EXT_CORO = ();
2967		3959
2968	warn "removing commands";	3960	trace "perl_reload: removing commands";
2969	%COMMAND = ();	3961	%COMMAND = ();
2970		3962
2971	warn "removing ext/exti commands";	3963	trace "perl_reload: removing ext/exti commands";
2972	%EXTCMD = ();	3964	%EXTCMD = ();
2973	%EXTICMD = ();	3965	%EXTICMD = ();
2974		3966
2975	warn "unloading/nuking all extensions";	3967	trace "perl_reload: unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {	3968	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";	3969	trace "... unloading $pkg";
2978		3970
2979	if (my $cb = $pkg->can ("unload")) {	3971	if (my $cb = $pkg->can ("unload")) {
2980	eval {	3972	eval {
2981	$cb->($pkg);	3973	$cb->($pkg);
2982	1	3974	1
2983	} or warn "$pkg unloaded, but with errors: $@";	3975	} or error "$pkg unloaded, but with errors: $@";
		3976	}
		3977
		3978	trace "... clearing $pkg";
		3979	clear_package $pkg;
2984	}	3980	}
2985		3981
2986	warn "... nuking $pkg";
2987	Symbol::delete_package $pkg;
2988	}
2989
2990	warn "unloading all perl modules loaded from $LIBDIR";	3982	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2991	while (my ($k, $v) = each %INC) {	3983	while (my ($k, $v) = each %INC) {
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3984	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3985
2994	warn "... unloading $k";	3986	trace "... unloading $k";
2995	delete $INC{$k};	3987	delete $INC{$k};
2996		3988
2997	$k =~ s/\.pm$//;	3989	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;	3990	$k =~ s/\//::/g;
2999		3991
3000	if (my $cb = $k->can ("unload_module")) {	3992	if (my $cb = $k->can ("unload_module")) {
3001	$cb->();	3993	$cb->();
		3994	}
		3995
		3996	clear_package $k;
3002	}	3997	}
3003		3998
3004	Symbol::delete_package $k;
3005	}
3006
3007	warn "getting rid of safe::, as good as possible";	3999	trace "perl_reload: getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	4000	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4001	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		4002
3011	warn "unloading cf.pm \"a bit\"";	4003	trace "perl_reload: unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	4004	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	4005	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		4006
3015	# don't, removes xs symbols, too,	4007	# don't, removes xs symbols, too,
3016	# and global variables created in xs	4008	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	4009	#clear_package __PACKAGE__;
3018		4010
3019	warn "unload completed, starting to reload now";	4011	info "perl_reload: unload completed, starting to reload now";
3020		4012
3021	warn "reloading cf.pm";	4013	trace "perl_reload: reloading cf.pm";
3022	require cf;	4014	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4015	cf::_connect_to_perl_1;
3024		4016
3025	warn "loading config and database again";	4017	trace "perl_reload: loading config and database again";
3026	cf::cfg_load;	4018	cf::reload_config;
3027		4019
3028	warn "loading extensions";	4020	trace "perl_reload: loading extensions";
3029	cf::load_extensions;	4021	cf::load_extensions;
3030		4022
		4023	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	4024	trace "perl_reload: reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	4025	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	4026	trace "perl_reload: reattaching attachments to maps";
3034	reattach $_ for values %MAP;	4027	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	4028	trace "perl_reload: reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	4029	reattach $_ for values %PLAYER;
		4030	}
3037		4031
3038	warn "leaving sync_job";	4032	cf::_post_init 1;
3039		4033
		4034	trace "perl_reload: leaving sync_job";
		4035
3040	1	4036	1
3041	} or do {	4037	} or do {
3042	warn $@;	4038	error $@;
3043	warn "error while reloading, exiting.";	4039	cf::cleanup "perl_reload: error, exiting.";
3044	exit 1;	4040	};
		4041
		4042	--$RELOAD;
3045	};	4043	}
3046		4044
3047	warn "reloaded";	4045	$t1 = AE::time - $t1;
		4046	info "perl_reload: completed in ${t1}s\n";
3048	};	4047	};
3049		4048
3050	our $RELOAD_WATCHER; # used only during reload	4049	our $RELOAD_WATCHER; # used only during reload
3051		4050
3052	sub reload_perl() {	4051	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	4052	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	4053	# coro crashes during coro_state_free->destroy here.
3055		4054
3056	$RELOAD_WATCHER ||= Event->timer (	4055	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	4056	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	4057
3059	data => WF_AUTOCANCEL,	4058	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	4059	do_reload_perl;
3062	undef $RELOAD_WATCHER;	4060	undef $RELOAD_WATCHER;
3063	},	4061	};
3064	);	4062	};
3065	}	4063	}
3066		4064
3067	register_command "reload" => sub {	4065	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	4066	my ($who, $arg) = @_;
3069		4067
3070	if ($who->flag (FLAG_WIZ)) {	4068	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	4069	$who->message ("reloading server.");
		4070	async {
		4071	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	4072	reload_perl;
		4073	};
3073	}	4074	}
3074	};	4075	};
3075		4076
3076	unshift @INC, $LIBDIR;	4077	#############################################################################
3077		4078
3078	my $bug_warning = 0;	4079	my $bug_warning = 0;
3079		4080
3080	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;
3082
3083	sub wait_for_tick {	4081	sub wait_for_tick() {
3084	return unless $TICK_WATCHER->is_active;	4082	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3085	return if $Coro::current == $Coro::main;
3086		4083
3087	my $signal = new Coro::Signal;	4084	$WAIT_FOR_TICK->wait;
3088	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;
3090	}	4085	}
3091		4086
3092	sub wait_for_tick_begin {	4087	sub wait_for_tick_begin() {
3093	return unless $TICK_WATCHER->is_active;	4088	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3094	return if $Coro::current == $Coro::main;
3095		4089
3096	my $signal = new Coro::Signal;	4090	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	4091	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	4092	$signal->wait;
3099	}	4093	}
3100		4094
3101	my $min = 1e6;#d#	4095	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 != $Coro::main) {	4096	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4097	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	4098	unless ++$bug_warning > 10;
3113	return;	4099	return;
3114	}	4100	}
3115		4101
3116	$NOW = $tick_start = Event::time;	4102	cf::one_tick; # one server iteration
3117		4103
3118	cf::server_tick; # one server iteration	4104	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3119		4105
3120	0 && sync_job {#d#	4106	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	for(1..10) {	4107	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3122	my $t = Event::time;	4108	Coro::async_pool {
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4109	$Coro::current->{desc} = "runtime saver";
3124	or die;	4110	write_runtime_sync
3125		4111	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	};	4112	};
		4113	}
3142		4114
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) {	4115	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	4116	$sig->send;
3159	}	4117	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	4118	$WAIT_FOR_TICK->broadcast;
3161	$sig->send;
3162	}
3163		4119
3164	$NOW = Event::time;	4120	$LOAD = ($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;	4121	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		4122
3175	_post_tick;	4123	if (0) {
3176		4124	if ($NEXT_TICK) {
3177		4125	my $jitter = $TICK_START - $NEXT_TICK;
		4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4127	debug "jitter $JITTER\n";#d#
		4128	}
3178	},	4129	}
3179	);	4130	}
3180		4131
3181	{	4132	{
3182	BDB::max_poll_time $TICK * 0.1;	4133	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	4134
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;	4135	BDB::min_parallel 16;
3192		4136	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4137	#$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	$! = $status;
3204	},
3205	)
3206	};
3207		4138
3208	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
		4141	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4142	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4143	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4144	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4145	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		4146
3211	cf::sync_job {	4147	cf::sync_job {
3212	eval {	4148	eval {
3213	BDB::db_env_open	4149	BDB::db_env_open
3214	$DB_ENV,	4150	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4152	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4153	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4154	0666;
3219		4155
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4156	cf::cleanup "db_env_open($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	};	4157	};
3225		4158
3226	cf::cleanup "db_env_open(db): $@" if $@;	4159	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4160	};
3228	}	4161	}
		4162
		4163	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4164	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4165	};
		4166	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4167	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4168	};
		4169	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4170	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4171	};
3229	}	4172	}
3230		4173
3231	{	4174	{
		4175	# configure IO::AIO
		4176
3232	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4179	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	}	4180	}
3245		4181
3246	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3247		4184
3248	sub _log_backtrace {	4185	sub _log_backtrace {
3249	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3250		4187
3251	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3252		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3253	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3255	++$_log_backtrace;	4196	++$_log_backtrace;
		4197	my $perl_bt = Carp::longmess $msg;
3256	async {	4198	async {
		4199	$Coro::current->{desc} = "abt $msg";
		4200
3257	my @bt = fork_call {	4201	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4202	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4203	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4204	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	4205	or die "addr2line: $!";
…		…
3269	}	4213	}
3270		4214
3271	@funcs	4215	@funcs
3272	};	4216	};
3273		4217
3274	LOG llevInfo, "[ABT] $msg\n";	4218	LOG llevInfo, "[ABT] $perl_bt\n";
		4219	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4221	--$_log_backtrace;
3277	};	4222	};
3278	} else {	4223	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3281	}	4226	}
3282	}	4227	}
3283		4228
3284	# load additional modules	4229	# load additional modules
3285	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3286		4232
3287	END { cf::emergency_save }	4233	END { cf::emergency_save }
3288		4234
3289	1	4235	1
3290		4236

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