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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.313 by root, Sun Jul 22 14:17:58 2007 UTC vs.
Revision 1.580 by root, Wed Jan 4 03:22:48 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134
		135	our $UPTIME; $UPTIME ||= time;
		136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
80	our $NOW;	138	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		139
83	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	141	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
94		143
95	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		146
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
101		159
102	binmode STDOUT;	160	binmode STDOUT;
103	binmode STDERR;	161	binmode STDERR;
104		162
105	# read virtual server time, if available	163	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
110	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
111		171
112	mkdir $_	172	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		174
115	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
116		176
117	sub cf::map::normalise;	177	sub cf::map::normalise;
118		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
119	#############################################################################	183	#############################################################################
120		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
121	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
122		197
123	=over 4	198	=over 4
124		199
125	=item $cf::UPTIME	200	=item $cf::UPTIME
126		201
127	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
128		218
129	=item $cf::RUNTIME	219	=item $cf::RUNTIME
130		220
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	222	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
141	database environment.	231	database environment.
142		232
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	233	=item $cf::LOADAVG
152		234
153	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
158		240
159	The raw value load value from the last tick.	241	The raw value load value from the last tick.
160		242
161	=item %cf::CFG	243	=item %cf::CFG
162		244
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	246	from wherever your confdir points to.
165		247
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		249
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
172	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
173		272
174	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	275	that call.
177		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
178	=back	283	=back
179		284
180	=cut	285	=cut
181		286
182	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	294	my $msg = join "", @_;
185		295
186	$msg .= "\n"	296	$msg .= "\n"
187	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
188		298
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		300
191	utf8::encode $msg;
192	LOG llevError, $msg;	301	LOG llevWarn, $msg;
193	};	302	};
194	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
195		317
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	328	for my $pkg (qw(
207	cf::global cf::attachable	329	cf::global cf::attachable
208	cf::object cf::object::player	330	cf::object cf::object::player
209	cf::client cf::player	331	cf::client cf::player
210	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
211	cf::map cf::party cf::region	334	cf::party cf::region
212	)) {	335	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	337	}
216		338
217	$Event::DIED = sub {	339	$EV::DIED = sub {
218	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
219	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
220		347
221	#############################################################################	348	#############################################################################
222		349
223	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
224		351
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	373	$d
247	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
248	}	375	}
249		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
250	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
251		392
252	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
253		394
254	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
255		396
256	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
257		398
258	=cut	399	=cut
259		400
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		402
262	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
264		467
265	=item cf::lock_wait $string	468	=item cf::lock_wait $string
266		469
267	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
268		471
269	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
270		473
271	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
274	returned.	477	returned.
275		478
		479	Locks are *not* recursive, locking from the same coro twice results in a
		480	deadlocked coro.
		481
276	Lock names should begin with a unique identifier (for example, cf::map::find	482	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	483	uses map_find and cf::map::load uses map_load).
278		484
279	=item $locked = cf::lock_active $string	485	=item $locked = cf::lock_active $string
280		486
281	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
282		488
283	=cut	489	=cut
284		490
285	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
286		492
287	sub lock_wait($) {	493	sub lock_wait($) {
288	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	495	}
296		496
297	sub lock_acquire($) {	497	sub lock_acquire($) {
298	my ($key) = @_;	498	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	499	}
310		500
311	sub lock_active($) {	501	sub lock_active($) {
312	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	503	}
316		504
317	sub freeze_mainloop {	505	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
319		507
320	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	509	}
		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	}
322	};	578	}
323	$TICK_WATCHER->stop;	579	};
324	$guard	580
		581	sub get_slot($;$$) {
		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;
325	}	594	}
326		595
327	=item cf::async { BLOCK }	596	=item cf::async { BLOCK }
328		597
329	Currently the same as Coro::async_pool, meaning you cannot use	598	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		603
335	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
336		605
337	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
338		607
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
340	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
341	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
342	acceptable.	611	acceptable.
343		612
344	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
345	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
…		…
349	=cut	618	=cut
350		619
351	sub sync_job(&) {	620	sub sync_job(&) {
352	my ($job) = @_;	621	my ($job) = @_;
353		622
354	if ($Coro::current == $Coro::main) {	623	if (in_main) {
355	my $time = Event::time;	624	my $time = AE::time;
356		625
357	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
359		628
360	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	630
362	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
363		632
364	my $busy = 1;	633	my $busy = 1;
365	my @res;	634	my @res;
366		635
367	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	638	@res = eval { $job->() };
369	warn $@ if $@;	639	error $@ if $@;
370	undef $busy;	640	undef $busy;
371	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
372		642
373	while ($busy) {	643	while ($busy) {
374	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
375	}	648	}
		649	}
376		650
377	$time = Event::time - $time;	651	my $time = AE::time - $time;
378		652
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
383		654
384	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
385	} else {	656	} else {
386	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
387		658
…		…
407	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
408		679
409	$coro	680	$coro
410	}	681	}
411		682
412	=item fork_call { }, $args	683	=item fork_call { }, @args
413		684
414	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
415	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
418		689
419	=cut	690	=cut
420		691
421	sub _store_scalar {	692	sub post_fork {
422	open my $fh, ">", \my $buf	693	reset_signals;
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}	694	}
429		695
430	sub fork_call(&@) {	696	sub fork_call(&@) {
431	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
432		698
433	# 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,
434	# or die "socketpair: $!";	700	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	701	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		702
438	if (my $pid = fork) {	703	my @res = Coro::Util::fork_eval {
439	close $fh2;	704	cf::post_fork;
		705	&$cb
		706	} @args;
440		707
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	708	wantarray ? @res : $res[-1]
442	warn "pst<$res>" unless $res =~ /^pst/;	709	}
443	$res = Coro::Storable::thaw $res;
444		710
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	711	sub objinfo {
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;
452	local $SIG{__WARN__};
453	local $SIG{__DIE__};
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459
460	eval {
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	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
472	}	747	}
473		748
474	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
475		750
476	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
479		754
480	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
481	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).
482		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
483	=cut	763	=cut
		764
		765	sub db_table($) {
		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	}
484		784
485	our $DB;	785	our $DB;
486		786
487	sub db_init {	787	sub db_init {
488	unless ($DB) {	788	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	789	}
503		790
504	sub db_get($$) {	791	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
506		793
507	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
508	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
509		798
510	$! ? ()	799	$! ? ()
511	: $data	800	: $data
512	}
513	}	801	}
514		802
515	sub db_put($$$) {	803	sub db_put($$$) {
516	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
545		833
546	my @data;	834	my @data;
547	my $md5;	835	my $md5;
548		836
549	for (0 .. $#$src) {	837	for (0 .. $#$src) {
550	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
551	or Carp::croak "$src->[$_]: $!";
552	}	839	}
553		840
554	# if processing is expensive, check	841	# if processing is expensive, check
555	# checksum first	842	# checksum first
556	if (1) {	843	if (1) {
557	$md5 =	844	$md5 =
558	join "\x00",	845	join "\x00",
559	$processversion,	846	$processversion,
560	map {	847	map {
561	Coro::cede;	848	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	849	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	850	} 0.. $#$src;
564		851
565		852
566	my $dbmd5 = db_get cache => "$id/md5";	853	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		860
574	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	862	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
577		864
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		866
580	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
583		870
…		…
593		880
594	=cut	881	=cut
595		882
596	sub datalog($@) {	883	sub datalog($@) {
597	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	886	}
600		887
601	=back	888	=back
602		889
603	=cut	890	=cut
604		891
605	#############################################################################	892	#############################################################################
606		893
607	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
608		895
609	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
610	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")
611	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
612		899
613	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>
614	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
615	Crossfire TRT).	902	Deliantra).
616		903
617	=over 4	904	=over 4
618		905
619	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
620		907
…		…
664	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
665		952
666	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
668		955
669	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		958
672	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
673		960
674	=over 4	961	=over 4
…		…
798		1085
799	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		1088
802	} elsif (ref $type) {	1089	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
804		1091
805	} else {	1092	} else {
806	shift @arg;	1093	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
808	}	1095	}
809	}	1096	}
810	}	1097	}
811		1098
812	sub _object_attach {	1099	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
823	}	1110	}
824		1111
825	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
826	} else {	1113	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1115	}
829		1116
830	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
831	}	1118	}
832		1119
…		…
891		1178
892	for (@$callbacks) {	1179	for (@$callbacks) {
893	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
894		1181
895	if ($@) {	1182	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1184	override;
899	}	1185	}
900		1186
901	return 1 if $override;	1187	return 1 if $override;
902	}	1188	}
903		1189
904	0	1190	0
905	}	1191	}
906		1192
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1194
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1196
911	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
912		1198
…		…
918		1204
919	=cut	1205	=cut
920		1206
921	#############################################################################	1207	#############################################################################
922	# object support	1208	# object support
923	#
924		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 $SLOW_MERGES;#d#
925	sub _can_merge {	1243	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
927		1245
928	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1247
932	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
933	}	1250	}
934		1251
935	sub reattach {	1252	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1254	my ($obj) = @_;
938		1255
		1256	# no longer needed after getting rid of delete_package?
939	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
940		1258
941	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
942		1260
943	@$registry = ();	1261	@$registry = ();
944		1262
…		…
949	for (@$attach) {	1267	for (@$attach) {
950	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
951	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
952	}	1270	}
953	} else {	1271	} else {
954	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
955	}	1273	}
956	}	1274	}
957	}	1275	}
958		1276
959	cf::attachable->attach (	1277	cf::attachable->attach (
960	prio => -1000000,	1278	prio => -1000000,
961	on_instantiate => sub {	1279	on_instantiate => sub {
962	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
963		1281
964	$data = from_json $data;	1282	$data = decode_json $data;
965		1283
966	for (@$data) {	1284	for (@$data) {
967	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
968		1286
969	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1303	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
987		1305
988	sync_job {	1306	sync_job {
989	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
992		1312
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	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	}
997	close $fh;	1320	aio_close $fh;
998		1321
999	if (@$objs) {	1322	if (@$objs) {
1000	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) {
1001	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1004	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	}
1005	close $fh;	1331	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1333	}
1008	} else {	1334	} else {
1009	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1010	}	1336	}
1011		1337
1012	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1342	} else {
1014	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1015	}	1344	}
1016	} else {	1345	} else {
1017	aio_unlink $filename;	1346	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1019	}	1348	}
1020	}	1349	};
1021	}	1350	}
1022		1351
1023	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1025		1354
…		…
1037	or return;	1366	or return;
1038		1367
1039	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1370	or return;
		1371
1042	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1043	}	1374	}
1044		1375
		1376	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
		1380
1047	return ($data, $av);	1381	($data, $av)
1048	}	1382	}
1049		1383
1050	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
1051		1385
1052	=over 4	1386	=over 4
…		…
1106	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1107		1441
1108	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1109	}	1443	}
1110		1444
		1445	use File::Glob ();
		1446
1111	cf::player->attach (	1447	cf::player->attach (
1112	on_command => sub {	1448	on_unknown_command => sub {
1113	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1114		1450
1115	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1116	or return;	1452	or return;
1117		1453
…		…
1125	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1126		1462
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1464
1129	if (ref $msg) {	1465	if (ref $msg) {
		1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1467
		1468	my @reply;
		1469
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1470	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1471	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1472	}
		1473
		1474	$pl->ext_reply ($reply, @reply)
		1475	if $reply;
		1476
1135	} else {	1477	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1479	}
1138		1480
1139	cf::override;	1481	cf::override;
1140	},	1482	},
1141	);	1483	);
1142		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
1143	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1144	cf::sync_job {	1501	cf::sync_job {
1145	my %todo;	1502	my %todo;
1146		1503
1147	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1148	next unless -r $path;	1505	next unless -r $path;
…		…
1166		1523
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1526
1170	$ext{source} =	1527	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1172	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1173	. $source	1530	. $source
1174	. "\n};\n1";	1531	. "\n};\n1";
1175		1532
1176	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1177	}	1534	}
1178		1535
		1536	my $pass = 0;
1179	my %done;	1537	my %done;
1180	while (%todo) {	1538	while (%todo) {
1181	my $progress;	1539	my $progress;
1182		1540
		1541	++$pass;
		1542
		1543	ext:
1183	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1546	next ext
1186	unless exists $done{$_};	1547	unless exists $done{$_};
1187	}	1548	}
1188		1549
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1551
1191	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1196	warn $msg;	1559
1197	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1198	exit 1;	1561	delete $todo{$k};
1199	}	1562	} else {
1200		1563	$done{$k} = delete $todo{$k};
1201	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1202	}	1569	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1570	}
1208		1571
1209	skip:	1572	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	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	}
1212	}	1582	}
1213	};	1583	};
1214	}	1584	}
1215		1585
1216	#############################################################################	1586	#############################################################################
1217		1587
1218	=back	1588	=back
1219		1589
1220	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1221		1591
1222	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1223		1593
1224	=cut	1594	=cut
1225		1595
1226	package cf::player;	1596	package cf::player;
1227		1597
1228	use Coro::AIO;	1598	use Coro::AIO;
1229		1599
1230	=head3 cf::player	1600	=head3 cf::player
1231		1601
1232	=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	}
1233		1617
1234	=item cf::player::find $login	1618	=item cf::player::find $login
1235		1619
1236	Returns the given player object, loading it if necessary (might block).	1620	Returns the given player object, loading it if necessary (might block).
1237		1621
…		…
1256		1640
1257	sub exists($) {	1641	sub exists($) {
1258	my ($login) = @_;	1642	my ($login) = @_;
1259		1643
1260	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1262	}	1646	}
1263		1647
1264	sub find($) {	1648	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1650	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1657	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1658	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1659	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1660	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1661
1278	my $pl = load_pl path $login	1662	my $f = new_from_file cf::object::thawer path $login
1279	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;
1280	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1281	}	1671	}
1282	}	1672	}
1283	}	1673	}
		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($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	);
1284		1687
1285	sub save($) {	1688	sub save($) {
1286	my ($pl) = @_;	1689	my ($pl) = @_;
1287		1690
1288	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1294		1697
1295	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1297		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
1298	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1299	Coro::cede;	1707	cf::cede_to_tick;
1300	}	1708	}
1301		1709
1302	sub new($) {	1710	sub new($) {
1303	my ($login) = @_;	1711	my ($login) = @_;
1304		1712
…		…
1310	$cf::PLAYER{$login} = $self;	1718	$cf::PLAYER{$login} = $self;
1311		1719
1312	$self	1720	$self
1313	}	1721	}
1314		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
1315	=item $pl->quit_character	1733	=item $pl->quit_character
1316		1734
1317	Nukes the player without looking back. If logged in, the connection will	1735	Nukes the player without looking back. If logged in, the connection will
1318	be destroyed. May block for a long time.	1736	be destroyed. May block for a long time.
1319		1737
…		…
1323	my ($pl) = @_;	1741	my ($pl) = @_;
1324		1742
1325	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1326		1744
1327	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1328	$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
1329		1747
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1331	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1333	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1334		1756
1335	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1337	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1372	or return [];	1794	or return [];
1373		1795
1374	my @logins;	1796	my @logins;
1375		1797
1376	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") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1807	}
1380		1808
1381	utf8::decode $login;	1809	utf8::decode $login;
1382	push @logins, $login;	1810	push @logins, $login;
1383	}	1811	}
1384		1812
1385	\@logins	1813	\@logins
1386	}	1814	}
1387		1815
1388	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1389		1819
1390	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1391	player. May block.	1821	player. May block.
1392		1822
1393	=cut	1823	=cut
…		…
1411	}	1841	}
1412		1842
1413	\@paths	1843	\@paths
1414	}	1844	}
1415		1845
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1847
1418	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1419		1849
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1850	=item $player->ext_reply ($msgid, @msg)
1467		1851
1468	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1469		1853
1470	=cut	1854	=cut
1471		1855
1472	sub ext_reply($$%) {	1856	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1857	my ($self, $id, @msg) = @_;
1474		1858
1475	$msg{msgid} = $id;	1859	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1860	}
1478		1861
1479	=item $player->ext_event ($type, %msg)	1862	=item $player->ext_msg ($type, @msg)
1480		1863
1481	Sends an ext event to the client.	1864	Sends an ext event to the client.
1482		1865
1483	=cut	1866	=cut
1484		1867
1485	sub ext_event($$%) {	1868	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1869	my ($self, $type, @msg) = @_;
1487		1870
1488	$self->ns->ext_event ($type, %msg);	1871	$self->ns->ext_msg ($type, @msg);
1489	}	1872	}
1490		1873
1491	=head3 cf::region	1874	=head3 cf::region
1492		1875
1493	=over 4	1876	=over 4
…		…
1502		1885
1503	=cut	1886	=cut
1504		1887
1505	sub find_by_path($) {	1888	sub find_by_path($) {
1506	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1507		1892
1508	my ($match, $specificity);	1893	my ($match, $specificity);
1509		1894
1510	for my $region (list) {	1895	for my $region (list) {
1511	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1537	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1539		1924
1540	sub generate_random_map {	1925	sub generate_random_map {
1541	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1542	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1543	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1547	$rmp->{exit_on_final_map},
1548	$rmp->{xsize}, $rmp->{ysize},
1549	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1550	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1551	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1552	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1553	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1554	(cf::region::find $rmp->{region}), $rmp->{custom}
1555	)
1556	}	1931	}
1557		1932
1558	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1559		1934
1560	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
…		…
1565		1940
1566	sub register {	1941	sub register {
1567	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1568	my $pkg = caller;	1943	my $pkg = caller;
1569		1944
1570	no strict;
1571	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1572		1946
1573	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1574	}	1948	}
1575		1949
1576	# also paths starting with '/'	1950	# also paths starting with '/'
1577	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1578		1952
1579	sub thawer_merge {	1953	sub thawer_merge {
1580	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1581		1955
1582	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1587	}	1961	}
1588		1962
1589	sub normalise {	1963	sub normalise {
1590	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1591		1965
1592	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1593		1967
1594	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1595		1969
1596	# map plan:	1970	# map plan:
1597	#	1971	#
…		…
1612	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1613	$path = "$base/$path";	1987	$path = "$base/$path";
1614	}	1988	}
1615		1989
1616	for ($path) {	1990	for ($path) {
1617	redo if s{//}{/};
1618	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1619	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1620	}	1993	}
1621		1994
1622	$path	1995	$path
…		…
1636	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1637	return $self;	2010	return $self;
1638	}	2011	}
1639	}	2012	}
1640		2013
1641	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1642	()	2015	()
1643	}	2016	}
1644		2017
		2018	# may re-bless or do other evil things
1645	sub init {	2019	sub init {
1646	my ($self) = @_;	2020	my ($self) = @_;
1647		2021
1648	$self	2022	$self
1649	}	2023	}
…		…
1668		2042
1669	# the temporary/swap location	2043	# the temporary/swap location
1670	sub save_path {	2044	sub save_path {
1671	my ($self) = @_;	2045	my ($self) = @_;
1672		2046
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1675	}	2049	}
1676		2050
1677	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1678	sub uniq_path {	2052	sub uniq_path {
1679	my ($self) = @_;	2053	my ($self) = @_;
1680		2054
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	2057	}
1693		2058
1694	sub decay_objects {	2059	sub decay_objects {
1695	my ($self) = @_;	2060	my ($self) = @_;
1696		2061
…		…
1709		2074
1710	sub load_header_from($) {	2075	sub load_header_from($) {
1711	my ($self, $path) = @_;	2076	my ($self, $path) = @_;
1712		2077
1713	utf8::encode $path;	2078	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	2079	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	2080	or return;
1719		2081
		2082	$self->_load_header ($f)
		2083	or return;
		2084
		2085	local $MAP_LOADING{$self->{path}} = $self;
		2086	$f->resolve_delayed_derefs;
		2087
1720	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1721		2089
1722	1	2090	1
1723	}	2091	}
1724		2092
		2093	# used to laod the header of an original map
1725	sub load_header_orig {	2094	sub load_header_orig {
1726	my ($self) = @_;	2095	my ($self) = @_;
1727		2096
1728	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1729	}	2098	}
1730		2099
		2100	# used to laod the header of an instantiated map
1731	sub load_header_temp {	2101	sub load_header_temp {
1732	my ($self) = @_;	2102	my ($self) = @_;
1733		2103
1734	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1735	}	2105	}
1736		2106
		2107	# called after loading the header from an instantiated map
1737	sub prepare_temp {	2108	sub prepare_temp {
1738	my ($self) = @_;	2109	my ($self) = @_;
1739		2110
1740	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1741	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1742	# safety	2113	# safety
1743	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1744	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1745	}	2116	}
1746		2117
		2118	# called after loading the header from an original map
1747	sub prepare_orig {	2119	sub prepare_orig {
1748	my ($self) = @_;	2120	my ($self) = @_;
1749		2121
1750	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1751	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1775		2147
1776	sub find;	2148	sub find;
1777	sub find {	2149	sub find {
1778	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1779		2151
		2152	cf::cede_to_tick;
		2153
1780	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1781		2155
		2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2158
1784	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1787	or return;	2161	or return;
1788		2162
1789	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1790		2164
…		…
1792	or return;	2166	or return;
1793		2167
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
		2172	undef $guard1;
1797	$map->reset;	2173	$map->reset;
1798	undef $guard;
1799	return find $path;	2174	return find $path;
1800	}	2175	}
1801		2176
1802	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1803	}	2178	}
1804	}	2179	}
1805		2180
1806	sub pre_load { }	2181	sub pre_load { }
1807	sub post_load { }	2182	#sub post_load { } # XS
1808		2183
1809	sub load {	2184	sub load {
1810	my ($self) = @_;	2185	my ($self) = @_;
1811		2186
1812	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
1813		2188
1814	my $path = $self->{path};	2189	my $path = $self->{path};
1815		2190
1816	{	2191	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1818		2193
		2194	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1820
1821	$self->in_memory (cf::MAP_LOADING);
1822		2196
1823	$self->alloc;	2197	$self->alloc;
1824		2198
1825	$self->pre_load;	2199	$self->pre_load;
1826	Coro::cede;	2200	cf::cede_to_tick;
1827		2201
1828	$self->_load_objects ($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)
1829	or return;	2206	or return;
1830		2207
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
1832	if delete $self->{load_original};	2209	if delete $self->{load_original};
1833		2210
1834	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2212	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2213	unless (aio_stat $uniq) {
		2214	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2215	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2216	$self->_load_objects ($f);
		2217	$f->resolve_delayed_derefs;
		2218	}
		2219	}
1839	}	2220	}
1840	}
1841		2221
1842	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;
1843	# now do the right thing for maps	2231	# now do the right thing for maps
1844	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2234	unless $self->difficulty;
1847	Coro::cede;	2235	cf::cede_to_tick;
1848		2236
1849	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2238	$self->decay_objects;
1851	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
1852	$self->update_buttons;	2240	$self->update_buttons;
1853	Coro::cede;	2241	cf::cede_to_tick;
1854	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
1855	Coro::cede;
1856	$self->activate;
1857	}	2243	}
1858		2244
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2245	$self->{last_save} = $cf::RUNTIME;
		2246	$self->last_access ($cf::RUNTIME);
1860	}	2247	}
1861		2248
1862	$self->post_load;	2249	$self->post_load;
1863	}
1864		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
1865	sub customise_for {	2257	sub customise_for {
1866	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
1867		2259
1868	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2261	if $self->per_player;
…		…
1872	# if $self->per_party;	2264	# if $self->per_party;
1873		2265
1874	$self	2266	$self
1875	}	2267	}
1876		2268
1877	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {
1879	my ($map) = @_;
1880
1881	my @diag; # diagonal neighbours
1882
1883	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)
1885	or next;
1886	$neigh = find $neigh, $map
1887	or next;
1888	$neigh->load;
1889
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}
1893
1894	for (@diag) {
1895	my $neigh = find @$_
1896	or next;
1897	$neigh->load;
1898	}
1899	}
1900
1901	sub find_sync {	2269	sub find_sync {
1902	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
1903		2271
1904	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, $origin
1905	}	2277	}
1906		2278
1907	sub do_load_sync {	2279	sub do_load_sync {
1908	my ($map) = @_;	2280	my ($map) = @_;
1909		2281
1910	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;
1911	}	2287	}
1912		2288
1913	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
1915		2291
1916	sub find_async {	2292	sub find_async {
1917	my ($path, $origin) = @_;	2293	my ($path, $origin, $load) = @_;
1918		2294
1919	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
1920		2296
1921	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
1923	}	2299	}
1924		2300
1925	undef $MAP_PREFETCH{$path};	2301	$MAP_PREFETCH{$path} |= $load;
		2302
1926	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
		2304	$Coro::current->{desc} = "map prefetcher";
		2305
1927	while (%MAP_PREFETCH) {	2306	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2307	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2308	if (my $map = find $k) {
1930	$map->load;	2309	$map->load if $v;
1931	}	2310	}
1932		2311
1933	delete $MAP_PREFETCH{$path};	2312	delete $MAP_PREFETCH{$k};
1934	}	2313	}
1935	}	2314	}
1936	undef $MAP_PREFETCHER;	2315	undef $MAP_PREFETCHER;
1937	};	2316	};
1938	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
1939		2318
1940	()	2319	()
1941	}	2320	}
1942		2321
		2322	# common code, used by both ->save and ->swapout
1943	sub save {	2323	sub _save {
1944	my ($self) = @_;	2324	my ($self) = @_;
1945
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;
1947		2325
1948	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
1949		2327
1950	return unless $self->dirty;	2328	return unless $self->dirty;
1951		2329
…		…
1957	return if $self->{deny_save};	2335	return if $self->{deny_save};
1958		2336
1959	local $self->{last_access} = $self->last_access;#d#	2337	local $self->{last_access} = $self->last_access;#d#
1960		2338
1961	cf::async {	2339	cf::async {
		2340	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
1963	};	2342	};
		2343
		2344	cf::get_slot 0.02;
1964		2345
1965	if ($uniq) {	2346	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2349	} else {
1969	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1970	}	2351	}
1971	}	2352	}
1972		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
1973	sub swap_out {	2362	sub swap_out {
1974	my ($self) = @_;	2363	my ($self) = @_;
1975		2364
1976	# save first because save cedes
1977	$self->save;
1978
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
1981	return if $self->players;	2369	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};
1984		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
1985	$self->clear;	2380	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2381	}
1988		2382
1989	sub reset_at {	2383	sub reset_at {
1990	my ($self) = @_;	2384	my ($self) = @_;
1991		2385
…		…
2009		2403
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2405
2012	return if $self->players;	2406	return if $self->players;
2013		2407
2014	warn "resetting map ", $self->path;	2408	cf::trace "resetting map ", $self->path, "\n";
2015		2409
2016	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
2017		2411
2018	# need to save uniques path	2412	# need to save uniques path
2019	unless ($self->{deny_save}) {	2413	unless ($self->{deny_save}) {
2020	my $uniq = $self->uniq_path; utf8::encode $uniq;	2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
2021		2415
…		…
2023	if $uniq;	2417	if $uniq;
2024	}	2418	}
2025		2419
2026	delete $cf::MAP{$self->path};	2420	delete $cf::MAP{$self->path};
2027		2421
		2422	$self->deactivate;
		2423	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2424	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2425
2032	$self->unlink_save;	2426	$self->unlink_save;
2033	$self->destroy;	2427	$self->destroy;
2034	}	2428	}
2035		2429
2036	my $nuke_counter = "aaaa";	2430	my $nuke_counter = "aaaa";
2037		2431
2038	sub nuke {	2432	sub nuke {
2039	my ($self) = @_;	2433	my ($self) = @_;
2040		2434
		2435	{
		2436	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2437
2041	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2042		2439
2043	$self->unlink_save;	2440	$self->unlink_save;
2044		2441
2045	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2046	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2447
2051	$cf::MAP{$self->path} = $self;	2448	$cf::MAP{$self->path} = $self;
		2449	}
2052		2450
2053	$self->reset; # polite request, might not happen	2451	$self->reset; # polite request, might not happen
2054	}	2452	}
2055		2453
2056	=item $maps = cf::map::tmp_maps	2454	=item $maps = cf::map::tmp_maps
…		…
2098		2496
2099	sub unique_maps() {	2497	sub unique_maps() {
2100	[	2498	[
2101	map {	2499	map {
2102	utf8::decode $_;	2500	utf8::decode $_;
2103	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2104	? normalise $_	2504	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2506	]
2108	}	2507	}
2109		2508
2110	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	}
2111		2540
2112	=back	2541	=back
2113		2542
2114	=head3 cf::object	2543	=head3 cf::object
2115		2544
…		…
2119		2548
2120	=over 4	2549	=over 4
2121		2550
2122	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2123		2552
2124	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.
2125		2555
2126	=cut	2556	=cut
2127		2557
2128	sub inv_recursive_;	2558	sub inv_recursive_;
2129	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2132		2562
2133	sub inv_recursive {	2563	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2135	}	2565	}
2136		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
2137	package cf;	2595	package cf;
2138		2596
2139	=back	2597	=back
2140		2598
2141	=head3 cf::object::player	2599	=head3 cf::object::player
…		…
2147	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>
2148	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
2149	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2150		2608
2151	=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	};
2152		2624
2153	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2626	# with dialog boxes.
2155	#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
2156	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
…		…
2163		2635
2164	} else {	2636	} else {
2165	my $pl = $self->contr;	2637	my $pl = $self->contr;
2166		2638
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2639	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2642
2176	} else {	2643	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2646	}
2180	}	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 (@_);
2181	}	2658	}
2182		2659
2183	=item $player_object->may ("access")	2660	=item $player_object->may ("access")
2184		2661
2185	Returns wether the given player is authorized to access resource "access"	2662	Returns wether the given player is authorized to access resource "access"
…		…
2198		2675
2199	=item $player_object->enter_link	2676	=item $player_object->enter_link
2200		2677
2201	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}>).
2202		2679
2203	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.
2204	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.
2205		2684
2206	Will never block.	2685	Will never block.
2207		2686
2208	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2209		2688
…		…
2229	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2230	my ($self) = @_;	2709	my ($self) = @_;
2231		2710
2232	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2233		2712
		2713	++$self->{_link_recursion};
		2714
2234	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2235		2716
2236	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2237	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2238		2719
2239	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2240	}	2721	}
2241		2722
2242	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2243	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2244		2725
…		…
2261	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2263		2744
2264	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2267		2748
2268	$map->load;	2749	$map->load;
2269	$map->load_diag;
2270		2750
2271	return unless $self->contr->active;	2751	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2752
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2276	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2277		2760
		2761	}
		2762
2278	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2279		2764
2280	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
2281	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2282	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
2283	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2284	be called at the end of this process.	2769	be called at the end of this process.
2285		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 >>.
		2773
2286	=cut	2774	=cut
2287		2775
2288	our $GOTOGEN;	2776	our $GOTOGEN;
2289		2777
2290	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2291	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
2292		2780
		2781	if ($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	}
		2786
2293	# 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
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2789
2296	$self->enter_link;	2790	$self->enter_link;
2297		2791
2298	(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
2299	my $map = eval {	2814	my $map = eval {
2300	my $map = cf::map::find $path;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2301		2816
2302	if ($map) {	2817	if ($map) {
2303	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2305	} else {	2820	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2822	}
2308		2823
2309	$map	2824	$map
2310	};	2825	};
2311		2826
…		…
2317	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2318	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2319	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2320	}	2835	}
2321		2836
2322	$done->() if $done;	2837	$done->($self) if $done;
2323	})->prio (1);	2838	})->prio (1);
2324	}	2839	}
2325		2840
2326	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2327		2842
…		…
2347	}	2862	}
2348		2863
2349	sub prepare_random_map {	2864	sub prepare_random_map {
2350	my ($exit) = @_;	2865	my ($exit) = @_;
2351		2866
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2869	# that depends on the exit object
2357		2870
2358	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2873	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2365	}	2880	}
2366		2881
2367	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2368		2883
2369	my $data = cf::to_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2372		2887
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2890	undef $fh;
2376	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2377		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2380	}	2899	}
2381	}	2900	}
2382		2901
2383	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2385		2904
2386	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2387		2906
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2907	$self->enter_link;
2400		2908
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2909	(async {
2406	$self->deactivate_recursive; # just to be sure	2910	$Coro::current->{desc} = "enter_exit";
		2911
2407	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
2408	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2409		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
2410	1;	2948	1
2411	}) {	2949	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "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. "
2414	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2954
2417	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2418	$self->leave_link;	2956	$self->leave_link;
2419	}	2957	}
2420	})->prio (1);	2958	})->prio (1);
2421	}	2959	}
2422		2960
…		…
2434	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2436		2974
2437	utf8::encode $text;	2975	utf8::encode $text;
2438	$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);
		2977	}
		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);
2439	}	3002	}
2440		3003
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		3005
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	3008	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	3009	the message unless the client supports the msg packet.
2447		3010
2448	=cut	3011	=cut
2449		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" => $CHAT_CHANNEL,
		3125	);
		3126
2450	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2452		3129
2453	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2454		3132
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		3134
		3135	# check predefined channels, for the benefit of C
		3136	if ($CHANNEL{$channel}) {
		3137	$channel = $CHANNEL{$channel};
		3138
		3139	$self->ext_msg (channel_info => $channel);
		3140	$channel = $channel->{id};
		3141
2457	if (ref $channel) {	3142	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	3146	$self->ext_msg (channel_info => $channel);
2462	}	3147	}
2463		3148
2464	$channel = $channel->{id};	3149	$channel = $channel->{id};
2465	}	3150	}
2466		3151
2467	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2468		3153
2469	if ($self->can_msg) {	3154	# default colour, mask it out
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2471	} else {	3156	if $color & cf::NDI_DEF;
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		3157
2482	if ($color >= 0) {	3158	my $pkt = "msg "
2483	if (0 && $msg =~ /\[/) {	3159	. $self->{json_coder}->encode (
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2485	} else {	3161	);
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		3162
		3163	$self->send_big_packet ($pkt);
		3164	}
		3165
2493	=item $client->ext_event ($type, %msg)	3166	=item $client->ext_msg ($type, @msg)
2494		3167
2495	Sends an ext event to the client.	3168	Sends an ext event to the client.
2496		3169
2497	=cut	3170	=cut
2498		3171
2499	sub cf::client::ext_event($$%) {	3172	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3173	my ($self, $type, @msg) = @_;
2501		3174
		3175	if ($self->extcmd == 2) {
		3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3177	} elsif ($self->extcmd == 1) { # TODO: remove
		3178	push @msg, msgtype => "event_$type";
		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
2502	return unless $self->extcmd;	3192	return unless $self->extcmd == 2;
2503		3193
2504	$msg{msgtype} = "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2506	}	3195	}
2507		3196
2508	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2509		3198
2510	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2566		3255
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3257
2569	if (ref $msg) {	3258	if (ref $msg) {
		3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3260
		3261	my @reply;
		3262
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3263	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3264	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3265	}
		3266
		3267	$ns->ext_reply ($reply, @reply)
		3268	if $reply;
		3269
2576	} else {	3270	} else {
2577	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";
2578	}	3272	}
2579		3273
2580	cf::override;	3274	cf::override;
2581	},	3275	},
2582	);	3276	);
…		…
2602		3296
2603	$coro	3297	$coro
2604	}	3298	}
2605		3299
2606	cf::client->attach (	3300	cf::client->attach (
2607	on_destroy => sub {	3301	on_client_destroy => sub {
2608	my ($ns) = @_;	3302	my ($ns) = @_;
2609		3303
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3305	},
2612	);	3306	);
…		…
2627	our $safe = new Safe "safe";	3321	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
2629		3323
2630	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
2631		3325
2632	$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	));
2633		3331
2634	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
2635		3333
2636	=pod	3334	=pod
2637		3335
2638	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
2639		3337
2640	cf::object	3338	cf::object
2641	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
2642	insert remove	3340	insert remove name archname title slaying race decrease split
		3341	value
2643		3342
2644	cf::object::player	3343	cf::object::player
2645	player	3344	player
2646		3345
2647	cf::player	3346	cf::player
…		…
2652		3351
2653	=cut	3352	=cut
2654		3353
2655	for (	3354	for (
2656	["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
2657	insert remove)],	3356	insert remove inv nrof name archname title slaying race
		3357	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
2661	) {	3361	) {
2662	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2665	for @funs;	3364	for @funs;
2666	}	3365	}
2667		3366
…		…
2682		3381
2683	my $qcode = $code;	3382	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
2686		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
2687	local $_;	3389	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3390
2690	my $eval =	3391	my $eval =
2691	"do {\n"	3392	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3395	. $code
2695	. "\n}"	3396	. "\n}"
2696	;	3397	;
2697		3398
		3399	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	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	}
2701		3408
2702	if ($@) {	3409	if ($@) {
2703	warn "$@";	3410	warn "$@",
2704	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
2705	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
2706	}	3413	}
2707		3414
2708	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
2709	}	3416	}
2710		3417
…		…
2724	=cut	3431	=cut
2725		3432
2726	sub register_script_function {	3433	sub register_script_function {
2727	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
2728		3435
2729	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
2731	}	3438	}
2732		3439
2733	=back	3440	=back
2734		3441
2735	=cut	3442	=cut
…		…
2738	# the server's init and main functions	3445	# the server's init and main functions
2739		3446
2740	sub load_facedata($) {	3447	sub load_facedata($) {
2741	my ($path) = @_;	3448	my ($path) = @_;
2742		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
2743	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
2744		3457
2745	my $facedata;	3458	my $facedata = decode_storable load_file $path;
2746	0 < aio_load $path, $facedata
2747	or die "$path: $!";
2748
2749	$facedata = Coro::Storable::thaw $facedata;
2750		3459
2751	$facedata->{version} == 2	3460	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		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
2754	{	3472	{
2755	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
2756		3474
2757	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3477
2759	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2763		3483
2764	cf::cede_to_tick;	3484	cf::cede_to_tick;
2765	}	3485	}
2766		3486
2767	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3488	next unless $info->{smooth};
		3489
2769	my $idx = cf::face::find $face	3490	my $idx = cf::face::find $face
2770	or next;	3491	or next;
		3492
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3496	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
2776	}	3498	}
2777		3499
2778	cf::cede_to_tick;	3500	cf::cede_to_tick;
2779	}	3501	}
2780	}	3502	}
…		…
2789		3511
2790	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
2791	}	3513	}
2792		3514
2793	{	3515	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3517
2799	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3519	if (defined (my $type = $info->{type})) {
2801	name => $name,	3520	# TODO: different hash - must free and use new index, or cache ixface data queue
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3522
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3524	cf::face::set_type $idx, $type;
		3525	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2811	} else {	3526	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3527	# $RESOURCE{$name} = $info; # unused
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3528	}
2818		3529
2819	cf::cede_to_tick;	3530	cf::cede_to_tick;
2820	}	3531	}
2821	}	3532	}
2822		3533
		3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3535
2823	1	3536	1
2824	}	3537	}
2825		3538
		3539	register_exticmd fx_want => sub {
		3540	my ($ns, $want) = @_;
		3541
		3542	while (my ($k, $v) = each %$want) {
		3543	$ns->fx_want ($k, $v);
		3544	}
		3545	};
		3546
		3547	sub load_resource_file($) {
		3548	my $guard = lock_acquire "load_resource_file";
		3549
		3550	my $status = load_resource_file_ $_[0];
		3551	get_slot 0.1, 100;
		3552	cf::arch::commit_load;
		3553
		3554	$status
		3555	}
		3556
2826	sub reload_regions {	3557	sub reload_regions {
		3558	# HACK to clear player env face cache, we need some signal framework
		3559	# for this (global event?)
		3560	%ext::player_env::MUSIC_FACE_CACHE = ();
		3561
2827	load_resource_file "$MAPDIR/regions"	3562	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3563	or die "unable to load regions file\n";
2829		3564
2830	for (cf::region::list) {	3565	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3566	$_->{match} = qr/$_->{match}/
…		…
2839	}	3574	}
2840		3575
2841	sub reload_archetypes {	3576	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3577	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3578	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3579	}
2850		3580
2851	sub reload_treasures {	3581	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
2854	}	3584	}
2855		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
2856	sub reload_resources {	3606	sub reload_resources {
2857	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
2858		3608
		3609	reload_exp_table;
		3610	reload_materials;
		3611	reload_facedata;
		3612	reload_sound;
		3613	reload_archetypes;
2859	reload_regions;	3614	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3615	reload_treasures;
2864		3616
2865	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
2866	}	3618	}
2867		3619
2868	sub init {	3620	sub reload_config {
2869	reload_resources;	3621	trace "reloading config file...\n";
2870	}
2871		3622
2872	sub cfg_load {	3623	my $config = load_file "$CONFDIR/config";
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3624	utf8::decode $config;
2874	or return;	3625	*CFG = decode_yaml $config;
2875		3626
2876	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;
2878
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2880		3628
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2883		3631
2884	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
2888	};	3636	};
2889	warn $@ if $@;	3637	warn $@ if $@;
2890	}	3638	}
2891	}	3639	}
2892		3640
		3641	sub pidfile() {
		3642	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3643	or die "$PIDFILE: $!";
		3644	flock $fh, &Fcntl::LOCK_EX
		3645	or die "$PIDFILE: flock: $!";
		3646	$fh
		3647	}
		3648
		3649	# make sure only one server instance is running at any one time
		3650	sub atomic {
		3651	my $fh = pidfile;
		3652
		3653	my $pid = <$fh>;
		3654	kill 9, $pid if $pid > 0;
		3655
		3656	seek $fh, 0, 0;
		3657	print $fh $$;
		3658	}
		3659
		3660	sub main_loop {
		3661	trace "EV::loop starting\n";
		3662	if (1) {
		3663	EV::loop;
		3664	}
		3665	trace "EV::loop returned\n";
		3666	goto &main_loop unless $REALLY_UNLOOP;
		3667	}
		3668
2893	sub main {	3669	sub main {
		3670	cf::init_globals; # initialise logging
		3671
		3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3676
		3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3678
2894	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3681	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3682	(async {
2898	Event::one_event;	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3684	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
2900	};	3686	};
2901		3687
2902	cfg_load;	3688	evthread_start IO::AIO::poll_fileno;
		3689
		3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
		3697	cf::load_settings;
		3698
		3699	reload_resources;
		3700	reload_config;
2903	db_init;	3701	db_init;
		3702
		3703	cf::init_uuid;
		3704	cf::init_signals;
		3705	cf::init_skills;
		3706
		3707	cf::init_beforeplay;
		3708
		3709	atomic;
		3710
2904	load_extensions;	3711	load_extensions;
2905		3712
2906	$TICK_WATCHER->start;	3713	utime time, time, $RUNTIMEFILE;
2907	Event::loop;	3714
		3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
		3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3718
		3719	cf::_post_init 0;
		3720	};
		3721
		3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
		3729	goto &main_loop;
2908	}	3730	}
2909		3731
2910	#############################################################################	3732	#############################################################################
2911	# initialisation and cleanup	3733	# initialisation and cleanup
2912		3734
2913	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
2914	BEGIN {	3736	BEGIN {
		3737	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
2923	},
2924	);	3741	};
2925	}	3742	}
2926	}	3743	}
2927		3744
2928	sub write_runtime {	3745	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3746	my $t0 = AE::time;
2930		3747
2931	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
2933		3750
2934	IO::AIO::aio_utime $runtime, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3752
2936	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
2937		3754
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3756	or return;
2940		3757
2941	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3770	aio_utime $fh, undef, undef;
2954		3771
2955	close $fh	3772	close $fh
2956	or return;	3773	or return;
2957		3774
2958	aio_rename "$runtime~", $runtime	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3776	and return;
2960		3777
2961	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2962		3779
2963	1	3780	1
		3781	}
		3782
		3783	our $uuid_lock;
		3784	our $uuid_skip;
		3785
		3786	sub write_uuid_sync($) {
		3787	$uuid_skip ||= $_[0];
		3788
		3789	return if $uuid_lock;
		3790	local $uuid_lock = 1;
		3791
		3792	my $uuid = "$LOCALDIR/uuid";
		3793
		3794	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3795	or return;
		3796
		3797	my $value = uuid_seq uuid_cur;
		3798
		3799	unless ($value) {
		3800	info "cowardly refusing to write zero uuid value!\n";
		3801	return;
		3802	}
		3803
		3804	my $value = uuid_str $value + $uuid_skip;
		3805	$uuid_skip = 0;
		3806
		3807	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3808	and return;
		3809
		3810	# always fsync - this file is important
		3811	aio_fsync $fh
		3812	and return;
		3813
		3814	close $fh
		3815	or return;
		3816
		3817	aio_rename "$uuid~", $uuid
		3818	and return;
		3819
		3820	trace "uuid file written ($value).\n";
		3821
		3822	1
		3823
		3824	}
		3825
		3826	sub write_uuid($$) {
		3827	my ($skip, $sync) = @_;
		3828
		3829	$sync ? write_uuid_sync $skip
		3830	: async { write_uuid_sync $skip };
2964	}	3831	}
2965		3832
2966	sub emergency_save() {	3833	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
2968		3835
2969	warn "enter emergency perl save\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
2970		3842
2971	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
2972	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3852	$pl->valid or next;
		3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3854	$pl->save;
2980	}	3855	}
2981	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
2982		3857
2983	warn "begin emergency map save\n";	3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
		3860	info "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3863	$map->valid or next;
2987	$map->save;	3864	$map->save;
2988	}	3865	}
2989	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
2990		3867
2991	warn "begin emergency database checkpoint\n";	3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
		3870	info "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
		3873
		3874	info "emergency_perl_save: begin write uuid\n";
		3875	write_uuid_sync 1;
		3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
2994	};	3896	};
2995		3897
2996	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
2997	}	3899	}
2998		3900
2999	sub post_cleanup {	3901	sub post_cleanup {
3000	my ($make_core) = @_;	3902	my ($make_core) = @_;
3001		3903
		3904	IO::AIO::flush;
		3905
3002	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3907	if $make_core;
		3908
		3909	my $fh = pidfile;
		3910	unlink $PIDFILE if <$fh> == $$;
		3911	}
		3912
		3913	# a safer delete_package, copied from Symbol
		3914	sub clear_package($) {
		3915	my $pkg = shift;
		3916
		3917	# expand to full symbol table name if needed
		3918	unless ($pkg =~ /^main::.*::$/) {
		3919	$pkg = "main$pkg" if $pkg =~ /^::/;
		3920	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3921	$pkg .= '::' unless $pkg =~ /::$/;
		3922	}
		3923
		3924	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3925	my $stem_symtab = *{$stem}{HASH};
		3926
		3927	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3928	or return;
		3929
		3930	# clear all symbols
		3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3932	for my $name (keys %$leaf_symtab) {
		3933	_gv_clear *{"$pkg$name"};
		3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3935	}
3004	}	3936	}
3005		3937
3006	sub do_reload_perl() {	3938	sub do_reload_perl() {
3007	# can/must only be called in main	3939	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3009	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3010	return;	3942	return;
3011	}	3943	}
3012		3944
3013	warn "reloading...";	3945	return if $RELOAD++;
3014		3946
3015	warn "entering sync_job";	3947	my $t1 = AE::time;
3016		3948
		3949	while ($RELOAD) {
		3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
		3952
		3953	trace "perl_reload: entering sync_job";
		3954
3017	cf::sync_job {	3955	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark
3019	cf::emergency_save;	3956	#cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark
3021		3957
3022	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;
3024
3025	# if anything goes wrong in here, we should simply crash as we already saved
3026
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;
3038	warn "iterate...";
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();	3960	%EXT_CORO = ();
3046		3961
3047	warn "removing commands";	3962	trace "perl_reload: removing commands";
3048	%COMMAND = ();	3963	%COMMAND = ();
3049		3964
3050	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3051	%EXTCMD = ();	3966	%EXTCMD = ();
3052	%EXTICMD = ();	3967	%EXTICMD = ();
3053		3968
3054	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3057		3972
3058	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3059	eval {	3974	eval {
3060	$cb->($pkg);	3975	$cb->($pkg);
3061	1	3976	1
3062	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
		3978	}
		3979
		3980	trace "... clearing $pkg";
		3981	clear_package $pkg;
3063	}	3982	}
3064		3983
3065	warn "... nuking $pkg";
3066	Symbol::delete_package $pkg;
3067	}
3068
3069	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3070	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		3987
3073	warn "... unloading $k";	3988	trace "... unloading $k";
3074	delete $INC{$k};	3989	delete $INC{$k};
3075		3990
3076	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3078		3993
3079	if (my $cb = $k->can ("unload_module")) {	3994	if (my $cb = $k->can ("unload_module")) {
3080	$cb->();	3995	$cb->();
		3996	}
		3997
		3998	clear_package $k;
3081	}	3999	}
3082		4000
3083	Symbol::delete_package $k;
3084	}
3085
3086	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	4002	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		4004
3090	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		4008
3094	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3095	# and global variables created in xs	4010	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3097		4012
3098	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3099		4014
3100	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3101	require cf;	4016	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3103		4018
3104	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3105	cf::cfg_load;	4020	cf::reload_config;
3106		4021
3107	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3108	cf::load_extensions;	4023	cf::load_extensions;
3109		4024
		4025	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3113	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3116		4033
3117	warn "leaving sync_job";	4034	cf::_post_init 1;
3118		4035
		4036	trace "perl_reload: leaving sync_job";
		4037
3119	1	4038	1
3120	} or do {	4039	} or do {
3121	warn $@;	4040	error $@;
3122	warn "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3123	exit 1;	4042	};
		4043
		4044	--$RELOAD;
3124	};	4045	}
3125		4046
3126	warn "reloaded";	4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3127	};	4049	};
3128		4050
3129	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3130		4052
3131	sub reload_perl() {	4053	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3134		4056
3135	$RELOAD_WATCHER ||= Event->timer (	4057	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	4058	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	4059
3138	data => WF_AUTOCANCEL,	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	4061	do_reload_perl;
3141	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
3142	},	4063	};
3143	);	4064	};
3144	}	4065	}
3145		4066
3146	register_command "reload" => sub {	4067	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
3148		4069
3149	if ($who->flag (FLAG_WIZ)) {	4070	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	4071	$who->message ("reloading server.");
		4072	async {
		4073	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	4074	reload_perl;
		4075	};
3152	}	4076	}
3153	};	4077	};
3154		4078
3155	unshift @INC, $LIBDIR;	4079	#############################################################################
3156		4080
3157	my $bug_warning = 0;	4081	my $bug_warning = 0;
3158		4082
3159	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;
3161
3162	sub wait_for_tick {	4083	sub wait_for_tick() {
3163	return unless $TICK_WATCHER->is_active;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3164	return if $Coro::current == $Coro::main;
3165		4085
3166	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3167	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;
3169	}	4087	}
3170		4088
3171	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3172	return unless $TICK_WATCHER->is_active;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3173	return if $Coro::current == $Coro::main;
3174		4091
3175	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	4094	$signal->wait;
3178	}	4095	}
3179		4096
3180	my $min = 1e6;#d#	4097	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	4098	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3192	return;	4101	return;
3193	}	4102	}
3194		4103
3195	$NOW = $tick_start = Event::time;	4104	cf::one_tick; # one server iteration
3196		4105
3197	cf::server_tick; # one server iteration	4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3198		4107
3199	0 && sync_job {#d#	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3200	for(1..10) {	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3201	my $t = Event::time;	4110	Coro::async_pool {
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4111	$Coro::current->{desc} = "runtime saver";
3203	or die;	4112	write_runtime_sync
3204		4113	or error "ERROR: unable to write runtime file: $!";
3205	$map->width (50);
3206	$map->height (50);
3207	$map->alloc;
3208	$map->_load_objects ("/tmp/x.map", 1);
3209	my $t = Event::time - $t;
3210
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	4114	};
		4115	}
3221		4116
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	4118	$sig->send;
3238	}	4119	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3240	$sig->send;
3241	}
3242		4121
3243	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		4124
3254	_post_tick;	4125	if (0) {
3255		4126	if ($NEXT_TICK) {
3256		4127	my $jitter = $TICK_START - $NEXT_TICK;
		4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4129	debug "jitter $JITTER\n";#d#
		4130	}
3257	},	4131	}
3258	);	4132	}
3259		4133
3260	{	4134	{
3261	BDB::max_poll_time $TICK * 0.1;	4135	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	4136
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3271		4138	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		4140
3287	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
		4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		4148
3290	cf::sync_job {	4149	cf::sync_job {
3291	eval {	4150	eval {
3292	BDB::db_env_open	4151	BDB::db_env_open
3293	$DB_ENV,	4152	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4154	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4155	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4156	0666;
3298		4157
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4158	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	4159	};
3304		4160
3305	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4162	};
3307	}	4163	}
		4164
		4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4167	};
		4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4170	};
		4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4173	};
3308	}	4174	}
3309		4175
3310	{	4176	{
		4177	# configure IO::AIO
		4178
3311	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	4182	}
3324		4183
3325	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3326		4186
3327	sub _log_backtrace {	4187	sub _log_backtrace {
3328	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3329		4189
3330	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3331		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3332	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3334	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3335	async {	4200	async {
		4201	$Coro::current->{desc} = "abt $msg";
		4202
3336	my @bt = fork_call {	4203	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4207	or die "addr2line: $!";
…		…
3348	}	4215	}
3349		4216
3350	@funcs	4217	@funcs
3351	};	4218	};
3352		4219
3353	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4223	--$_log_backtrace;
3356	};	4224	};
3357	} else {	4225	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3360	}	4228	}
3361	}	4229	}
3362		4230
3363	# load additional modules	4231	# load additional modules
3364	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3365		4234
3366	END { cf::emergency_save }	4235	END { cf::emergency_save }
3367		4236
3368	1	4237	1
3369		4238

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