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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 1.571 by root, Wed May 4 19:04:45 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134
		135	our $UPTIME; $UPTIME ||= time;
		136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
80	our $NOW;	138	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		139
83	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	141	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
94		143
95	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		146
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
101		159
102	binmode STDOUT;	160	binmode STDOUT;
103	binmode STDERR;	161	binmode STDERR;
104		162
105	# read virtual server time, if available	163	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
110	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
111		171
112	mkdir $_	172	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		174
115	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
116		176
117	sub cf::map::normalise;	177	sub cf::map::normalise;
118		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
119	#############################################################################	183	#############################################################################
120		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
121	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
122		197
123	=over 4	198	=over 4
124		199
125	=item $cf::UPTIME	200	=item $cf::UPTIME
126		201
127	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
128		218
129	=item $cf::RUNTIME	219	=item $cf::RUNTIME
130		220
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	222	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
141	database environment.	231	database environment.
142		232
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	233	=item $cf::LOADAVG
152		234
153	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
158		240
159	The raw value load value from the last tick.	241	The raw value load value from the last tick.
160		242
161	=item %cf::CFG	243	=item %cf::CFG
162		244
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	246	from wherever your confdir points to.
165		247
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		249
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
172	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
173		272
174	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	275	that call.
177		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
178	=back	283	=back
179		284
180	=cut	285	=cut
181		286
182	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	294	my $msg = join "", @_;
185		295
186	$msg .= "\n"	296	$msg .= "\n"
187	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
188		298
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		300
191	utf8::encode $msg;
192	LOG llevError, $msg;	301	LOG llevWarn, $msg;
193	};	302	};
194	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
195		317
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	328	for my $pkg (qw(
207	cf::global cf::attachable	329	cf::global cf::attachable
208	cf::object cf::object::player	330	cf::object cf::object::player
209	cf::client cf::player	331	cf::client cf::player
210	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
211	cf::map cf::party cf::region	334	cf::party cf::region
212	)) {	335	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	337	}
216		338
217	$Event::DIED = sub {	339	$EV::DIED = sub {
218	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
219	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
220		347
221	#############################################################################	348	#############################################################################
222		349
223	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
224		351
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	373	$d
247	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
248	}	375	}
249		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
250	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
251		392
252	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
253		394
254	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
255		396
256	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
257		398
258	=cut	399	=cut
259		400
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		402
262	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
264		467
265	=item cf::lock_wait $string	468	=item cf::lock_wait $string
266		469
267	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
268		471
269	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
270		473
271	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
274	returned.	477	returned.
275		478
		479	Locks are *not* recursive, locking from the same coro twice results in a
		480	deadlocked coro.
		481
276	Lock names should begin with a unique identifier (for example, cf::map::find	482	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	483	uses map_find and cf::map::load uses map_load).
278		484
279	=item $locked = cf::lock_active $string	485	=item $locked = cf::lock_active $string
280		486
281	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
282		488
283	=cut	489	=cut
284		490
285	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
286		492
287	sub lock_wait($) {	493	sub lock_wait($) {
288	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	495	}
296		496
297	sub lock_acquire($) {	497	sub lock_acquire($) {
298	my ($key) = @_;	498	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	499	}
310		500
311	sub lock_active($) {	501	sub lock_active($) {
312	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	503	}
316		504
317	sub freeze_mainloop {	505	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
319		507
320	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	509	}
		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) =
		1467	"ARRAY" eq ref $msg
		1468	? @$msg
		1469	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1470
		1471	my @reply;
		1472
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1473	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1474	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1475	}
		1476
		1477	$pl->ext_reply ($reply, @reply)
		1478	if $reply;
		1479
1135	} else {	1480	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1482	}
1138		1483
1139	cf::override;	1484	cf::override;
1140	},	1485	},
1141	);	1486	);
1142		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1143	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1144	cf::sync_job {	1504	cf::sync_job {
1145	my %todo;	1505	my %todo;
1146		1506
1147	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1148	next unless -r $path;	1508	next unless -r $path;
…		…
1166		1526
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1529
1170	$ext{source} =	1530	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1172	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1173	. $source	1533	. $source
1174	. "\n};\n1";	1534	. "\n};\n1";
1175		1535
1176	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1177	}	1537	}
1178		1538
		1539	my $pass = 0;
1179	my %done;	1540	my %done;
1180	while (%todo) {	1541	while (%todo) {
1181	my $progress;	1542	my $progress;
1182		1543
		1544	++$pass;
		1545
		1546	ext:
1183	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1549	next ext
1186	unless exists $done{$_};	1550	unless exists $done{$_};
1187	}	1551	}
1188		1552
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1554
1191	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1196	warn $msg;	1562
1197	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1198	exit 1;	1564	delete $todo{$k};
1199	}	1565	} else {
1200		1566	$done{$k} = delete $todo{$k};
1201	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1202	}	1572	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1573	}
1208		1574
1209	skip:	1575	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1212	}	1585	}
1213	};	1586	};
1214	}	1587	}
1215		1588
1216	#############################################################################	1589	#############################################################################
1217		1590
1218	=back	1591	=back
1219		1592
1220	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1221		1594
1222	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1223		1596
1224	=cut	1597	=cut
1225		1598
1226	package cf::player;	1599	package cf::player;
1227		1600
1228	use Coro::AIO;	1601	use Coro::AIO;
1229		1602
1230	=head3 cf::player	1603	=head3 cf::player
1231		1604
1232	=over 4	1605	=over 4
		1606
		1607	=item cf::player::num_playing
		1608
		1609	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1610
		1611	=cut
		1612
		1613	sub num_playing {
		1614	scalar grep
		1615	$_->ob->map
		1616	&& !$_->hidden
		1617	&& !$_->ob->flag (cf::FLAG_WIZ),
		1618	cf::player::list
		1619	}
1233		1620
1234	=item cf::player::find $login	1621	=item cf::player::find $login
1235		1622
1236	Returns the given player object, loading it if necessary (might block).	1623	Returns the given player object, loading it if necessary (might block).
1237		1624
…		…
1256		1643
1257	sub exists($) {	1644	sub exists($) {
1258	my ($login) = @_;	1645	my ($login) = @_;
1259		1646
1260	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1262	}	1649	}
1263		1650
1264	sub find($) {	1651	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1653	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1660	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1661	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1662	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1664
1278	my $pl = load_pl path $login	1665	my $f = new_from_file cf::object::thawer path $login
1279	or return;	1666	or return;
		1667
		1668	my $pl = cf::player::load_pl $f
		1669	or return;
		1670
		1671	local $cf::PLAYER_LOADING{$login} = $pl;
		1672	$f->resolve_delayed_derefs;
1280	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1281	}	1674	}
1282	}	1675	}
1283	}	1676	}
		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
1284		1690
1285	sub save($) {	1691	sub save($) {
1286	my ($pl) = @_;	1692	my ($pl) = @_;
1287		1693
1288	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1294		1700
1295	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1297		1703
		1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1708
1298	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1299	Coro::cede;	1710	cf::cede_to_tick;
1300	}	1711	}
1301		1712
1302	sub new($) {	1713	sub new($) {
1303	my ($login) = @_;	1714	my ($login) = @_;
1304		1715
…		…
1310	$cf::PLAYER{$login} = $self;	1721	$cf::PLAYER{$login} = $self;
1311		1722
1312	$self	1723	$self
1313	}	1724	}
1314		1725
		1726	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1727
		1728	=cut
		1729
		1730	sub send_msg {
		1731	my $ns = shift->ns
		1732	or return;
		1733	$ns->send_msg (@_);
		1734	}
		1735
1315	=item $pl->quit_character	1736	=item $pl->quit_character
1316		1737
1317	Nukes the player without looking back. If logged in, the connection will	1738	Nukes the player without looking back. If logged in, the connection will
1318	be destroyed. May block for a long time.	1739	be destroyed. May block for a long time.
1319		1740
…		…
1323	my ($pl) = @_;	1744	my ($pl) = @_;
1324		1745
1325	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1326		1747
1327	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1328	$pl->password ("*"); # this should lock out the player until we nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1329		1750
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1331	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1333	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1334		1759
1335	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1337	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1372	or return [];	1797	or return [];
1373		1798
1374	my @logins;	1799	my @logins;
1375		1800
1376	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
		1802	my $path = path $login;
		1803
		1804	# a .pst is a dead give-away for a valid player
		1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1810	}
1380		1811
1381	utf8::decode $login;	1812	utf8::decode $login;
1382	push @logins, $login;	1813	push @logins, $login;
1383	}	1814	}
1384		1815
1385	\@logins	1816	\@logins
1386	}	1817	}
1387		1818
1388	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1389		1822
1390	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1391	player. May block.	1824	player. May block.
1392		1825
1393	=cut	1826	=cut
…		…
1411	}	1844	}
1412		1845
1413	\@paths	1846	\@paths
1414	}	1847	}
1415		1848
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1850
1418	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1419		1852
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)	1853	=item $player->ext_reply ($msgid, @msg)
1467		1854
1468	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1469		1856
1470	=cut	1857	=cut
1471		1858
1472	sub ext_reply($$%) {	1859	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1860	my ($self, $id, @msg) = @_;
1474		1861
1475	$msg{msgid} = $id;	1862	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1863	}
1478		1864
1479	=item $player->ext_event ($type, %msg)	1865	=item $player->ext_msg ($type, @msg)
1480		1866
1481	Sends an ext event to the client.	1867	Sends an ext event to the client.
1482		1868
1483	=cut	1869	=cut
1484		1870
1485	sub ext_event($$%) {	1871	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1872	my ($self, $type, @msg) = @_;
1487		1873
1488	$self->ns->ext_event ($type, %msg);	1874	$self->ns->ext_msg ($type, @msg);
1489	}	1875	}
1490		1876
1491	=head3 cf::region	1877	=head3 cf::region
1492		1878
1493	=over 4	1879	=over 4
…		…
1502		1888
1503	=cut	1889	=cut
1504		1890
1505	sub find_by_path($) {	1891	sub find_by_path($) {
1506	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1507		1895
1508	my ($match, $specificity);	1896	my ($match, $specificity);
1509		1897
1510	for my $region (list) {	1898	for my $region (list) {
1511	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1537	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1539		1927
1540	sub generate_random_map {	1928	sub generate_random_map {
1541	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1542	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1543	$self->_create_random_map (	1933	$self->_create_random_map ($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}), $rmp->{custom}
1555	)
1556	}	1934	}
1557		1935
1558	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1559		1937
1560	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1565		1943
1566	sub register {	1944	sub register {
1567	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1568	my $pkg = caller;	1946	my $pkg = caller;
1569		1947
1570	no strict;
1571	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1572		1949
1573	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1574	}	1951	}
1575		1952
1576	# also paths starting with '/'	1953	# also paths starting with '/'
1577	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1578		1955
1579	sub thawer_merge {	1956	sub thawer_merge {
1580	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1581		1958
1582	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1587	}	1964	}
1588		1965
1589	sub normalise {	1966	sub normalise {
1590	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1591		1968
1592	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1593		1970
1594	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1595		1972
1596	# map plan:	1973	# map plan:
1597	#	1974	#
…		…
1612	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1613	$path = "$base/$path";	1990	$path = "$base/$path";
1614	}	1991	}
1615		1992
1616	for ($path) {	1993	for ($path) {
1617	redo if s{//}{/};
1618	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1619	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1620	}	1996	}
1621		1997
1622	$path	1998	$path
…		…
1636	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1637	return $self;	2013	return $self;
1638	}	2014	}
1639	}	2015	}
1640		2016
1641	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1642	()	2018	()
1643	}	2019	}
1644		2020
		2021	# may re-bless or do other evil things
1645	sub init {	2022	sub init {
1646	my ($self) = @_;	2023	my ($self) = @_;
1647		2024
1648	$self	2025	$self
1649	}	2026	}
…		…
1668		2045
1669	# the temporary/swap location	2046	# the temporary/swap location
1670	sub save_path {	2047	sub save_path {
1671	my ($self) = @_;	2048	my ($self) = @_;
1672		2049
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1675	}	2052	}
1676		2053
1677	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1678	sub uniq_path {	2055	sub uniq_path {
1679	my ($self) = @_;	2056	my ($self) = @_;
1680		2057
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1692	}	2060	}
1693		2061
1694	sub decay_objects {	2062	sub decay_objects {
1695	my ($self) = @_;	2063	my ($self) = @_;
1696		2064
…		…
1709		2077
1710	sub load_header_from($) {	2078	sub load_header_from($) {
1711	my ($self, $path) = @_;	2079	my ($self, $path) = @_;
1712		2080
1713	utf8::encode $path;	2081	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	2082	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	or return;	2083	or return;
1719		2084
		2085	$self->_load_header ($f)
		2086	or return;
		2087
		2088	local $MAP_LOADING{$self->{path}} = $self;
		2089	$f->resolve_delayed_derefs;
		2090
1720	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1721		2092
1722	1	2093	1
1723	}	2094	}
1724		2095
		2096	# used to laod the header of an original map
1725	sub load_header_orig {	2097	sub load_header_orig {
1726	my ($self) = @_;	2098	my ($self) = @_;
1727		2099
1728	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1729	}	2101	}
1730		2102
		2103	# used to laod the header of an instantiated map
1731	sub load_header_temp {	2104	sub load_header_temp {
1732	my ($self) = @_;	2105	my ($self) = @_;
1733		2106
1734	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1735	}	2108	}
1736		2109
		2110	# called after loading the header from an instantiated map
1737	sub prepare_temp {	2111	sub prepare_temp {
1738	my ($self) = @_;	2112	my ($self) = @_;
1739		2113
1740	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1741	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1742	# safety	2116	# safety
1743	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1744	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1745	}	2119	}
1746		2120
		2121	# called after loading the header from an original map
1747	sub prepare_orig {	2122	sub prepare_orig {
1748	my ($self) = @_;	2123	my ($self) = @_;
1749		2124
1750	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1751	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1775		2150
1776	sub find;	2151	sub find;
1777	sub find {	2152	sub find {
1778	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1779		2154
		2155	cf::cede_to_tick;
		2156
1780	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1781		2158
		2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2161
1784	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1787	or return;	2164	or return;
1788		2165
1789	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1790		2167
…		…
1792	or return;	2169	or return;
1793		2170
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
		2175	undef $guard1;
1797	$map->reset;	2176	$map->reset;
1798	undef $guard;
1799	return find $path;	2177	return find $path;
1800	}	2178	}
1801		2179
1802	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1803	}	2181	}
1804	}	2182	}
1805		2183
1806	sub pre_load { }	2184	sub pre_load { }
1807	sub post_load { }	2185	#sub post_load { } # XS
1808		2186
1809	sub load {	2187	sub load {
1810	my ($self) = @_;	2188	my ($self) = @_;
1811		2189
1812	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
1813		2191
1814	my $path = $self->{path};	2192	my $path = $self->{path};
1815		2193
1816	{	2194	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1818		2196
		2197	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1820
1821	$self->in_memory (cf::MAP_LOADING);
1822		2199
1823	$self->alloc;	2200	$self->alloc;
1824		2201
1825	$self->pre_load;	2202	$self->pre_load;
1826	Coro::cede;	2203	cf::cede_to_tick;
1827		2204
1828	$self->_load_objects ($self->{load_path}, 1)	2205	if (exists $self->{load_path}) {
		2206	my $f = new_from_file cf::object::thawer $self->{load_path};
		2207	$f->skip_block;
		2208	$self->_load_objects ($f)
1829	or return;	2209	or return;
1830		2210
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1832	if delete $self->{load_original};	2212	if delete $self->{load_original};
1833		2213
1834	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2215	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2216	unless (aio_stat $uniq) {
		2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2218	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2219	$self->_load_objects ($f);
		2220	$f->resolve_delayed_derefs;
		2221	}
		2222	}
1839	}	2223	}
1840	}
1841		2224
1842	Coro::cede;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
		2232
		2233	cf::cede_to_tick;
1843	# now do the right thing for maps	2234	# now do the right thing for maps
1844	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2237	unless $self->difficulty;
1847	Coro::cede;	2238	cf::cede_to_tick;
1848		2239
1849	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2241	$self->decay_objects;
1851	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1852	$self->update_buttons;	2243	$self->update_buttons;
1853	Coro::cede;	2244	$self->post_load_physics;
1854	$self->set_darkness_map;	2245	cf::cede_to_tick;
1855	Coro::cede;	2246	#$self->activate; # no longer activate maps automatically
1856	$self->activate;
1857	}	2247	}
1858		2248
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2249	$self->{last_save} = $cf::RUNTIME;
		2250	$self->last_access ($cf::RUNTIME);
1860	}	2251	}
1861		2252
1862	$self->post_load;	2253	$self->post_load;
1863	}
1864		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
1865	sub customise_for {	2261	sub customise_for {
1866	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
1867		2263
1868	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2265	if $self->per_player;
…		…
1873		2269
1874	$self	2270	$self
1875	}	2271	}
1876		2272
1877	# find and load all maps in the 3x3 area around a map	2273	# find and load all maps in the 3x3 area around a map
1878	sub load_diag {	2274	sub load_neighbours {
1879	my ($map) = @_;	2275	my ($map) = @_;
1880		2276
1881	my @diag; # diagonal neighbours	2277	my @neigh; # diagonal neighbours
1882		2278
1883	for (0 .. 3) {	2279	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2280	my $neigh = $map->tile_path ($_)
1885	or next;	2281	or next;
1886	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
1887	or next;	2283	or next;
1888	$neigh->load;	2284	$neigh->load;
1889		2285
		2286	# now find the diagonal neighbours
		2287	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2290	}
1893		2291
1894	for (@diag) {	2292	for (grep defined $_->[0], @neigh) {
		2293	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2294	my $neigh = find $path, $origin
1896	or next;	2295	or next;
1897	$neigh->load;	2296	$neigh->load;
1898	}	2297	}
1899	}	2298	}
1900		2299
1901	sub find_sync {	2300	sub find_sync {
1902	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
1903		2302
1904	cf::sync_job { find $path, $origin }	2303	# it's a bug to call this from the main context
		2304	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2305	if $Coro::current == $Coro::main;
		2306
		2307	find $path, $origin
1905	}	2308	}
1906		2309
1907	sub do_load_sync {	2310	sub do_load_sync {
1908	my ($map) = @_;	2311	my ($map) = @_;
1909		2312
1910	cf::sync_job { $map->load };	2313	# it's a bug to call this from the main context
		2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2315	if $Coro::current == $Coro::main;
		2316
		2317	$map->load;
1911	}	2318	}
1912		2319
1913	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
1915		2322
1916	sub find_async {	2323	sub find_async {
1917	my ($path, $origin) = @_;	2324	my ($path, $origin, $load) = @_;
1918		2325
1919	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
1920		2327
1921	if (my $map = $cf::MAP{$path}) {	2328	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2329	return $map if !$load || $map->linkable;
1923	}	2330	}
1924		2331
1925	undef $MAP_PREFETCH{$path};	2332	$MAP_PREFETCH{$path} |= $load;
		2333
1926	$MAP_PREFETCHER ||= cf::async {	2334	$MAP_PREFETCHER ||= cf::async {
		2335	$Coro::current->{desc} = "map prefetcher";
		2336
1927	while (%MAP_PREFETCH) {	2337	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2338	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2339	if (my $map = find $k) {
1930	$map->load;	2340	$map->load if $v;
1931	}	2341	}
1932		2342
1933	delete $MAP_PREFETCH{$path};	2343	delete $MAP_PREFETCH{$k};
1934	}	2344	}
1935	}	2345	}
1936	undef $MAP_PREFETCHER;	2346	undef $MAP_PREFETCHER;
1937	};	2347	};
1938	$MAP_PREFETCHER->prio (6);	2348	$MAP_PREFETCHER->prio (6);
1939		2349
1940	()	2350	()
1941	}	2351	}
1942		2352
		2353	# common code, used by both ->save and ->swapout
1943	sub save {	2354	sub _save {
1944	my ($self) = @_;	2355	my ($self) = @_;
1945
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;
1947		2356
1948	$self->{last_save} = $cf::RUNTIME;	2357	$self->{last_save} = $cf::RUNTIME;
1949		2358
1950	return unless $self->dirty;	2359	return unless $self->dirty;
1951		2360
…		…
1957	return if $self->{deny_save};	2366	return if $self->{deny_save};
1958		2367
1959	local $self->{last_access} = $self->last_access;#d#	2368	local $self->{last_access} = $self->last_access;#d#
1960		2369
1961	cf::async {	2370	cf::async {
		2371	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2372	$_->contr->save for $self->players;
1963	};	2373	};
		2374
		2375	cf::get_slot 0.02;
1964		2376
1965	if ($uniq) {	2377	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2378	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2379	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2380	} else {
1969	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2381	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1970	}	2382	}
1971	}	2383	}
1972		2384
		2385	sub save {
		2386	my ($self) = @_;
		2387
		2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2389
		2390	$self->_save;
		2391	}
		2392
1973	sub swap_out {	2393	sub swap_out {
1974	my ($self) = @_;	2394	my ($self) = @_;
1975		2395
1976	# save first because save cedes
1977	$self->save;
1978
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2396	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2397
		2398	return if !$self->linkable;
		2399	return if $self->{deny_save};
1981	return if $self->players;	2400	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};
1984		2401
		2402	# first deactivate the map and "unlink" it from the core
		2403	$self->deactivate;
		2404	$_->clear_links_to ($self) for values %cf::MAP;
		2405	$self->state (cf::MAP_SWAPPED);
		2406
		2407	# then atomically save
		2408	$self->_save;
		2409
		2410	# then free the map
1985	$self->clear;	2411	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2412	}
1988		2413
1989	sub reset_at {	2414	sub reset_at {
1990	my ($self) = @_;	2415	my ($self) = @_;
1991		2416
…		…
2009		2434
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2435	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2436
2012	return if $self->players;	2437	return if $self->players;
2013		2438
2014	warn "resetting map ", $self->path;	2439	cf::trace "resetting map ", $self->path, "\n";
2015		2440
2016	$self->in_memory (cf::MAP_SWAPPED);	2441	$self->state (cf::MAP_SWAPPED);
2017		2442
2018	# need to save uniques path	2443	# need to save uniques path
2019	unless ($self->{deny_save}) {	2444	unless ($self->{deny_save}) {
2020	my $uniq = $self->uniq_path; utf8::encode $uniq;	2445	my $uniq = $self->uniq_path; utf8::encode $uniq;
2021		2446
…		…
2023	if $uniq;	2448	if $uniq;
2024	}	2449	}
2025		2450
2026	delete $cf::MAP{$self->path};	2451	delete $cf::MAP{$self->path};
2027		2452
		2453	$self->deactivate;
		2454	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2455	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2456
2032	$self->unlink_save;	2457	$self->unlink_save;
2033	$self->destroy;	2458	$self->destroy;
2034	}	2459	}
2035		2460
2036	my $nuke_counter = "aaaa";	2461	my $nuke_counter = "aaaa";
2037		2462
2038	sub nuke {	2463	sub nuke {
2039	my ($self) = @_;	2464	my ($self) = @_;
2040		2465
		2466	{
		2467	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2468
2041	delete $cf::MAP{$self->path};	2469	delete $cf::MAP{$self->path};
2042		2470
2043	$self->unlink_save;	2471	$self->unlink_save;
2044		2472
2045	bless $self, "cf::map";	2473	bless $self, "cf::map::wrap";
2046	delete $self->{deny_reset};	2474	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2475	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2476	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2477	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2478
2051	$cf::MAP{$self->path} = $self;	2479	$cf::MAP{$self->path} = $self;
		2480	}
2052		2481
2053	$self->reset; # polite request, might not happen	2482	$self->reset; # polite request, might not happen
2054	}	2483	}
2055		2484
2056	=item $maps = cf::map::tmp_maps	2485	=item $maps = cf::map::tmp_maps
…		…
2098		2527
2099	sub unique_maps() {	2528	sub unique_maps() {
2100	[	2529	[
2101	map {	2530	map {
2102	utf8::decode $_;	2531	utf8::decode $_;
2103	/\.map$/	2532	s/\.map$//; # TODO future compatibility hack
		2533	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2534	? ()
2104	? normalise $_	2535	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2536	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2537	]
2108	}	2538	}
2109		2539
2110	package cf;	2540	=item cf::map::static_maps
		2541
		2542	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2543	file in the shared directory excluding F</styles> and F</editor>). May
		2544	block.
		2545
		2546	=cut
		2547
		2548	sub static_maps() {
		2549	my @dirs = "";
		2550	my @maps;
		2551
		2552	while (@dirs) {
		2553	my $dir = shift @dirs;
		2554
		2555	next if $dir eq "/styles" || $dir eq "/editor";
		2556
		2557	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2558	or return;
		2559
		2560	for (@$files) {
		2561	s/\.map$// or next;
		2562	utf8::decode $_;
		2563	push @maps, "$dir/$_";
		2564	}
		2565
		2566	push @dirs, map "$dir/$_", @$dirs;
		2567	}
		2568
		2569	\@maps
		2570	}
2111		2571
2112	=back	2572	=back
2113		2573
2114	=head3 cf::object	2574	=head3 cf::object
2115		2575
…		…
2119		2579
2120	=over 4	2580	=over 4
2121		2581
2122	=item $ob->inv_recursive	2582	=item $ob->inv_recursive
2123		2583
2124	Returns the inventory of the object _and_ their inventories, recursively.	2584	Returns the inventory of the object I<and> their inventories, recursively,
		2585	but I<not> the object itself.
2125		2586
2126	=cut	2587	=cut
2127		2588
2128	sub inv_recursive_;	2589	sub inv_recursive_;
2129	sub inv_recursive_ {	2590	sub inv_recursive_ {
…		…
2132		2593
2133	sub inv_recursive {	2594	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2595	inv_recursive_ inv $_[0]
2135	}	2596	}
2136		2597
		2598	=item $ref = $ob->ref
		2599
		2600	Creates and returns a persistent reference to an object that can be stored as a string.
		2601
		2602	=item $ob = cf::object::deref ($refstring)
		2603
		2604	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2605	even if the object actually exists. May block.
		2606
		2607	=cut
		2608
		2609	sub deref {
		2610	my ($ref) = @_;
		2611
		2612	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2613	my ($uuid, $name) = ($1, $2);
		2614	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2615	or return;
		2616	$pl->ob->uuid eq $uuid
		2617	or return;
		2618
		2619	$pl->ob
		2620	} else {
		2621	warn "$ref: cannot resolve object reference\n";
		2622	undef
		2623	}
		2624	}
		2625
2137	package cf;	2626	package cf;
2138		2627
2139	=back	2628	=back
2140		2629
2141	=head3 cf::object::player	2630	=head3 cf::object::player
…		…
2147	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2636	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	2637	can be C<undef>. Does the right thing when the player is currently in a
2149	dialogue with the given NPC character.	2638	dialogue with the given NPC character.
2150		2639
2151	=cut	2640	=cut
		2641
		2642	our $SAY_CHANNEL = {
		2643	id => "say",
		2644	title => "Map",
		2645	reply => "say ",
		2646	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2647	};
		2648
		2649	our $CHAT_CHANNEL = {
		2650	id => "chat",
		2651	title => "Chat",
		2652	reply => "chat ",
		2653	tooltip => "Player chat and shouts, global to the server.",
		2654	};
2152		2655
2153	# rough implementation of a future "reply" method that works	2656	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2657	# with dialog boxes.
2155	#TODO: the first argument must go, split into a $npc->reply_to ( method	2658	#TODO: the first argument must go, split into a $npc->reply_to ( method
2156	sub cf::object::player::reply($$$;$) {	2659	sub cf::object::player::reply($$$;$) {
…		…
2163		2666
2164	} else {	2667	} else {
2165	my $pl = $self->contr;	2668	my $pl = $self->contr;
2166		2669
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2670	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2671	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2672	$dialog->{pl}->ext_msg ($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		2673
2176	} else {	2674	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2675	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2676	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2677	}
2180	}	2678	}
		2679	}
		2680
		2681	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2682
		2683	=cut
		2684
		2685	sub cf::object::send_msg {
		2686	my $pl = shift->contr
		2687	or return;
		2688	$pl->send_msg (@_);
2181	}	2689	}
2182		2690
2183	=item $player_object->may ("access")	2691	=item $player_object->may ("access")
2184		2692
2185	Returns wether the given player is authorized to access resource "access"	2693	Returns wether the given player is authorized to access resource "access"
…		…
2198		2706
2199	=item $player_object->enter_link	2707	=item $player_object->enter_link
2200		2708
2201	Freezes the player and moves him/her to a special map (C<{link}>).	2709	Freezes the player and moves him/her to a special map (C<{link}>).
2202		2710
2203	The player should be reasonably safe there for short amounts of time. You	2711	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.	2712	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2713	though, as the player cannot control the character while it is on the link
		2714	map.
2205		2715
2206	Will never block.	2716	Will never block.
2207		2717
2208	=item $player_object->leave_link ($map, $x, $y)	2718	=item $player_object->leave_link ($map, $x, $y)
2209		2719
…		…
2229	sub cf::object::player::enter_link {	2739	sub cf::object::player::enter_link {
2230	my ($self) = @_;	2740	my ($self) = @_;
2231		2741
2232	$self->deactivate_recursive;	2742	$self->deactivate_recursive;
2233		2743
		2744	++$self->{_link_recursion};
		2745
2234	return if UNIVERSAL::isa $self->map, "ext::map_link";	2746	return if UNIVERSAL::isa $self->map, "ext::map_link";
2235		2747
2236	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2748	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2237	if $self->map && $self->map->{path} ne "{link}";	2749	if $self->map && $self->map->{path} ne "{link}";
2238		2750
2239	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2751	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2240	}	2752	}
2241		2753
2242	sub cf::object::player::leave_link {	2754	sub cf::object::player::leave_link {
2243	my ($self, $map, $x, $y) = @_;	2755	my ($self, $map, $x, $y) = @_;
2244		2756
…		…
2261	($x, $y) = (-1, -1)	2773	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2774	unless (defined $x) && (defined $y);
2263		2775
2264	# use -1 or undef as default coordinates, not 0, 0	2776	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2777	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2778	if $x <= 0 && $y <= 0;
2267		2779
2268	$map->load;	2780	$map->load;
2269	$map->load_diag;	2781	$map->load_neighbours;
2270		2782
2271	return unless $self->contr->active;	2783	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2784
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2785	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2786	if ($self->enter_map ($map, $x, $y)) {
2276	}	2787	# entering was successful
		2788	delete $self->{_link_recursion};
		2789	# only activate afterwards, to support waiting in hooks
		2790	$self->activate_recursive;
		2791	}
2277		2792
		2793	}
		2794
2278	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2795	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2279		2796
2280	Moves the player to the given map-path and coordinates by first freezing	2797	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	2798	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	2799	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	2800	the new (success) or old (failed) map position. In either case, $done will
2284	be called at the end of this process.	2801	be called at the end of this process.
2285		2802
		2803	Note that $check will be called with a potentially non-loaded map, so if
		2804	it needs a loaded map it has to call C<< ->load >>.
		2805
2286	=cut	2806	=cut
2287		2807
2288	our $GOTOGEN;	2808	our $GOTOGEN;
2289		2809
2290	sub cf::object::player::goto {	2810	sub cf::object::player::goto {
2291	my ($self, $path, $x, $y, $check, $done) = @_;	2811	my ($self, $path, $x, $y, $check, $done) = @_;
2292		2812
		2813	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2814	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2815	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2816	($path, $x, $y) = @$EMERGENCY_POSITION;
		2817	}
		2818
2293	# do generation counting so two concurrent goto's will be executed in-order	2819	# do generation counting so two concurrent goto's will be executed in-order
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2820	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2821
2296	$self->enter_link;	2822	$self->enter_link;
2297		2823
2298	(async {	2824	(async {
		2825	$Coro::current->{desc} = "player::goto $path $x $y";
		2826
		2827	# *tag paths override both path and x|y
		2828	if ($path =~ /^\*(.*)$/) {
		2829	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2830	my $ob = $obs[rand @obs];
		2831
		2832	# see if we actually can go there
		2833	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2834	$ob = $obs[rand @obs];
		2835	} else {
		2836	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2837	}
		2838	# else put us there anyways for now #d#
		2839
		2840	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2841	} else {
		2842	($path, $x, $y) = (undef, undef, undef);
		2843	}
		2844	}
		2845
2299	my $map = eval {	2846	my $map = eval {
2300	my $map = cf::map::find $path;	2847	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2301		2848
2302	if ($map) {	2849	if ($map) {
2303	$map = $map->customise_for ($self);	2850	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2851	$map = $check->($map, $x, $y, $self) if $check && $map;
2305	} else {	2852	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2853	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2854	}
2308		2855
2309	$map	2856	$map
2310	};	2857	};
2311		2858
…		…
2317	if ($gen == $self->{_goto_generation}) {	2864	if ($gen == $self->{_goto_generation}) {
2318	delete $self->{_goto_generation};	2865	delete $self->{_goto_generation};
2319	$self->leave_link ($map, $x, $y);	2866	$self->leave_link ($map, $x, $y);
2320	}	2867	}
2321		2868
2322	$done->() if $done;	2869	$done->($self) if $done;
2323	})->prio (1);	2870	})->prio (1);
2324	}	2871	}
2325		2872
2326	=item $player_object->enter_exit ($exit_object)	2873	=item $player_object->enter_exit ($exit_object)
2327		2874
…		…
2347	}	2894	}
2348		2895
2349	sub prepare_random_map {	2896	sub prepare_random_map {
2350	my ($exit) = @_;	2897	my ($exit) = @_;
2351		2898
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2899	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2900	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2901	# that depends on the exit object
2357		2902
2358	my $rmp = parse_random_map_params $exit->msg;	2903	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2905	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2906	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2907	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2908	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2909	$rmp->{origin_y} = $exit->y;
		2910
		2911	$exit->map->touch;
2365	}	2912	}
2366		2913
2367	$rmp->{random_seed} ||= $exit->random_seed;	2914	$rmp->{random_seed} ||= $exit->random_seed;
2368		2915
2369	my $data = cf::to_json $rmp;	2916	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2917	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2918	my $meta = "$RANDOMDIR/$md5.meta";
2372		2919
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2920	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2921	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2922	undef $fh;
2376	aio_rename "$meta~", $meta;	2923	aio_rename "$meta~", $meta;
2377		2924
		2925	my $slaying = "?random/$md5";
		2926
		2927	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2928	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2929	$exit->msg (undef);
		2930	}
2380	}	2931	}
2381	}	2932	}
2382		2933
2383	sub cf::object::player::enter_exit {	2934	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2935	my ($self, $exit) = @_;
2385		2936
2386	return unless $self->type == cf::PLAYER;	2937	return unless $self->type == cf::PLAYER;
2387		2938
2388	if ($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;	2939	$self->enter_link;
2400		2940
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 {	2941	(async {
2406	$self->deactivate_recursive; # just to be sure	2942	$Coro::current->{desc} = "enter_exit";
		2943
2407	unless (eval {	2944	unless (eval {
		2945	$self->deactivate_recursive; # just to be sure
		2946
		2947	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2948	my $x = $exit->stats->hp;
		2949	my $y = $exit->stats->sp;
		2950
		2951	# special map handling
		2952	my $slaying = $exit->slaying;
		2953
		2954	# special map handling
		2955	if ($slaying eq "/!") {
		2956	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2957
		2958	prepare_random_map $exit
		2959	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2960
		2961	$map = $exit->slaying;
		2962
		2963	} elsif ($slaying eq '!up') {
		2964	$map = $exit->map->tile_path (cf::TILE_UP);
		2965	$x = $exit->x;
		2966	$y = $exit->y;
		2967
		2968	} elsif ($slaying eq '!down') {
		2969	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2970	$x = $exit->x;
		2971	$y = $exit->y;
		2972	}
		2973
2408	$self->goto ($slaying, $hp, $sp);	2974	$self->goto ($map, $x, $y);
2409		2975
		2976	# if exit is damned, update players death & WoR home-position
		2977	$self->contr->savebed ($map, $x, $y)
		2978	if $exit->flag (cf::FLAG_DAMNED);
		2979
2410	1;	2980	1
2411	}) {	2981	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2982	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "I'll try to bring you back to the map you were before. "	2983	. "I'll try to bring you back to the map you were before. "
2414	. "Please report this to the dungeon master!",	2984	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2985	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2986
2417	warn "ERROR in enter_exit: $@";	2987	error "ERROR in enter_exit: $@";
2418	$self->leave_link;	2988	$self->leave_link;
2419	}	2989	}
2420	})->prio (1);	2990	})->prio (1);
2421	}	2991	}
2422		2992
…		…
2434	sub cf::client::send_drawinfo {	3004	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	3005	my ($self, $text, $flags) = @_;
2436		3006
2437	utf8::encode $text;	3007	utf8::encode $text;
2438	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3008	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3009	}
		3010
		3011	=item $client->send_big_packet ($pkt)
		3012
		3013	Like C<send_packet>, but tries to compress large packets, and fragments
		3014	them as required.
		3015
		3016	=cut
		3017
		3018	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3019
		3020	sub cf::client::send_big_packet {
		3021	my ($self, $pkt) = @_;
		3022
		3023	# try lzf for large packets
		3024	$pkt = "lzf " . Compress::LZF::compress $pkt
		3025	if 1024 <= length $pkt and $self->{can_lzf};
		3026
		3027	# split very large packets
		3028	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3029	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3030	$pkt = "frag";
		3031	}
		3032
		3033	$self->send_packet ($pkt);
2439	}	3034	}
2440		3035
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	3036	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		3037
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	3038	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	3040	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	3041	the message unless the client supports the msg packet.
2447		3042
2448	=cut	3043	=cut
2449		3044
		3045	# non-persistent channels (usually the info channel)
		3046	our %CHANNEL = (
		3047	"c/motd" => {
		3048	id => "infobox",
		3049	title => "MOTD",
		3050	reply => undef,
		3051	tooltip => "The message of the day",
		3052	},
		3053	"c/identify" => {
		3054	id => "infobox",
		3055	title => "Identify",
		3056	reply => undef,
		3057	tooltip => "Items recently identified",
		3058	},
		3059	"c/examine" => {
		3060	id => "infobox",
		3061	title => "Examine",
		3062	reply => undef,
		3063	tooltip => "Signs and other items you examined",
		3064	},
		3065	"c/shopinfo" => {
		3066	id => "infobox",
		3067	title => "Shop Info",
		3068	reply => undef,
		3069	tooltip => "What your bargaining skill tells you about the shop",
		3070	},
		3071	"c/book" => {
		3072	id => "infobox",
		3073	title => "Book",
		3074	reply => undef,
		3075	tooltip => "The contents of a note or book",
		3076	},
		3077	"c/lookat" => {
		3078	id => "infobox",
		3079	title => "Look",
		3080	reply => undef,
		3081	tooltip => "What you saw there",
		3082	},
		3083	"c/who" => {
		3084	id => "infobox",
		3085	title => "Players",
		3086	reply => undef,
		3087	tooltip => "Shows players who are currently online",
		3088	},
		3089	"c/body" => {
		3090	id => "infobox",
		3091	title => "Body Parts",
		3092	reply => undef,
		3093	tooltip => "Shows which body parts you posess and are available",
		3094	},
		3095	"c/statistics" => {
		3096	id => "infobox",
		3097	title => "Statistics",
		3098	reply => undef,
		3099	tooltip => "Shows your primary statistics",
		3100	},
		3101	"c/skills" => {
		3102	id => "infobox",
		3103	title => "Skills",
		3104	reply => undef,
		3105	tooltip => "Shows your experience per skill and item power",
		3106	},
		3107	"c/shopitems" => {
		3108	id => "infobox",
		3109	title => "Shop Items",
		3110	reply => undef,
		3111	tooltip => "Shows the items currently for sale in this shop",
		3112	},
		3113	"c/resistances" => {
		3114	id => "infobox",
		3115	title => "Resistances",
		3116	reply => undef,
		3117	tooltip => "Shows your resistances",
		3118	},
		3119	"c/pets" => {
		3120	id => "infobox",
		3121	title => "Pets",
		3122	reply => undef,
		3123	tooltip => "Shows information abotu your pets/a specific pet",
		3124	},
		3125	"c/perceiveself" => {
		3126	id => "infobox",
		3127	title => "Perceive Self",
		3128	reply => undef,
		3129	tooltip => "You gained detailed knowledge about yourself",
		3130	},
		3131	"c/uptime" => {
		3132	id => "infobox",
		3133	title => "Uptime",
		3134	reply => undef,
		3135	tooltip => "How long the server has been running since last restart",
		3136	},
		3137	"c/mapinfo" => {
		3138	id => "infobox",
		3139	title => "Map Info",
		3140	reply => undef,
		3141	tooltip => "Information related to the maps",
		3142	},
		3143	"c/party" => {
		3144	id => "party",
		3145	title => "Party",
		3146	reply => "gsay ",
		3147	tooltip => "Messages and chat related to your party",
		3148	},
		3149	"c/death" => {
		3150	id => "death",
		3151	title => "Death",
		3152	reply => undef,
		3153	tooltip => "Reason for and more info about your most recent death",
		3154	},
		3155	"c/say" => $SAY_CHANNEL,
		3156	"c/chat" => $CHAT_CHANNEL,
		3157	);
		3158
2450	sub cf::client::send_msg {	3159	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	3160	my ($self, $channel, $msg, $color, @extra) = @_;
2452		3161
2453	$msg = $self->pl->expand_cfpod ($msg);	3162	$msg = $self->pl->expand_cfpod ($msg)
		3163	unless $color & cf::NDI_VERBATIM;
2454		3164
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	3165	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		3166
		3167	# check predefined channels, for the benefit of C
		3168	if ($CHANNEL{$channel}) {
		3169	$channel = $CHANNEL{$channel};
		3170
		3171	$self->ext_msg (channel_info => $channel);
		3172	$channel = $channel->{id};
		3173
2457	if (ref $channel) {	3174	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	3175	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	3176	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	3177	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	3178	$self->ext_msg (channel_info => $channel);
2462	}	3179	}
2463		3180
2464	$channel = $channel->{id};	3181	$channel = $channel->{id};
2465	}	3182	}
2466		3183
2467	return unless @extra || length $msg;	3184	return unless @extra || length $msg;
2468		3185
2469	if ($self->can_msg) {	3186	# default colour, mask it out
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3187	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2471	} else {	3188	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		3189
2482	if ($color >= 0) {	3190	my $pkt = "msg "
2483	if (0 && $msg =~ /\[/) {	3191	. $self->{json_coder}->encode (
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3192	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2485	} else {	3193	);
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		3194
		3195	$self->send_big_packet ($pkt);
		3196	}
		3197
2493	=item $client->ext_event ($type, %msg)	3198	=item $client->ext_msg ($type, @msg)
2494		3199
2495	Sends an ext event to the client.	3200	Sends an ext event to the client.
2496		3201
2497	=cut	3202	=cut
2498		3203
2499	sub cf::client::ext_event($$%) {	3204	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3205	my ($self, $type, @msg) = @_;
2501		3206
2502	return unless $self->extcmd;	3207	if ($self->extcmd == 2) {
2503		3208	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3209	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	3210	push @msg, msgtype => "event_$type";
2505	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3211	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3212	}
		3213	}
		3214
		3215	=item $client->ext_reply ($msgid, @msg)
		3216
		3217	Sends an ext reply to the client.
		3218
		3219	=cut
		3220
		3221	sub cf::client::ext_reply($$@) {
		3222	my ($self, $id, @msg) = @_;
		3223
		3224	if ($self->extcmd == 2) {
		3225	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3226	} elsif ($self->extcmd == 1) {
		3227	#TODO: version 1, remove
		3228	unshift @msg, msgtype => "reply", msgid => $id;
		3229	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3230	}
2506	}	3231	}
2507		3232
2508	=item $success = $client->query ($flags, "text", \&cb)	3233	=item $success = $client->query ($flags, "text", \&cb)
2509		3234
2510	Queues a query to the client, calling the given callback with	3235	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3290	my ($ns, $buf) = @_;
2566		3291
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3292	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3293
2569	if (ref $msg) {	3294	if (ref $msg) {
		3295	my ($type, $reply, @payload) =
		3296	"ARRAY" eq ref $msg
		3297	? @$msg
		3298	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3299
		3300	my @reply;
		3301
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3302	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3303	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3304	}
		3305
		3306	$ns->ext_reply ($reply, @reply)
		3307	if $reply;
		3308
2576	} else {	3309	} else {
2577	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3310	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2578	}	3311	}
2579		3312
2580	cf::override;	3313	cf::override;
2581	},	3314	},
2582	);	3315	);
…		…
2602		3335
2603	$coro	3336	$coro
2604	}	3337	}
2605		3338
2606	cf::client->attach (	3339	cf::client->attach (
2607	on_destroy => sub {	3340	on_client_destroy => sub {
2608	my ($ns) = @_;	3341	my ($ns) = @_;
2609		3342
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3343	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3344	},
2612	);	3345	);
…		…
2627	our $safe = new Safe "safe";	3360	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3361	our $safe_hole = new Safe::Hole;
2629		3362
2630	$SIG{FPE} = 'IGNORE';	3363	$SIG{FPE} = 'IGNORE';
2631		3364
2632	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3365	$safe->permit_only (Opcode::opset qw(
		3366	:base_core :base_mem :base_orig :base_math :base_loop
		3367	grepstart grepwhile mapstart mapwhile
		3368	sort time
		3369	));
2633		3370
2634	# here we export the classes and methods available to script code	3371	# here we export the classes and methods available to script code
2635		3372
2636	=pod	3373	=pod
2637		3374
2638	The following functions and methods are available within a safe environment:	3375	The following functions and methods are available within a safe environment:
2639		3376
2640	cf::object	3377	cf::object
2641	contr pay_amount pay_player map x y force_find force_add	3378	contr pay_amount pay_player map x y force_find force_add destroy
2642	insert remove	3379	insert remove name archname title slaying race decrease split
		3380	value
2643		3381
2644	cf::object::player	3382	cf::object::player
2645	player	3383	player
2646		3384
2647	cf::player	3385	cf::player
…		…
2652		3390
2653	=cut	3391	=cut
2654		3392
2655	for (	3393	for (
2656	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3394	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2657	insert remove)],	3395	insert remove inv nrof name archname title slaying race
		3396	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3397	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3398	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3399	["cf::map" => qw(trigger)],
2661	) {	3400	) {
2662	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3401	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3402	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2665	for @funs;	3403	for @funs;
2666	}	3404	}
2667		3405
…		…
2682		3420
2683	my $qcode = $code;	3421	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3422	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3423	$qcode =~ s/\n/\\n/g;
2686		3424
		3425	%vars = (_dummy => 0) unless %vars;
		3426
		3427	my @res;
2687	local $_;	3428	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3429
2690	my $eval =	3430	my $eval =
2691	"do {\n"	3431	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3432	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3433	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3434	. $code
2695	. "\n}"	3435	. "\n}"
2696	;	3436	;
2697		3437
		3438	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3439	sub_generation_inc;
		3440	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3441	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	sub_generation_inc;	3442	sub_generation_inc;
		3443	} else {
		3444	local @cf::_safe_eval_args = values %vars;
		3445	@res = wantarray ? eval eval : scalar eval $eval;
		3446	}
2701		3447
2702	if ($@) {	3448	if ($@) {
2703	warn "$@";	3449	warn "$@",
2704	warn "while executing safe code '$code'\n";	3450	"while executing safe code '$code'\n",
2705	warn "with arguments " . (join " ", %vars) . "\n";	3451	"with arguments " . (join " ", %vars) . "\n";
2706	}	3452	}
2707		3453
2708	wantarray ? @res : $res[0]	3454	wantarray ? @res : $res[0]
2709	}	3455	}
2710		3456
…		…
2724	=cut	3470	=cut
2725		3471
2726	sub register_script_function {	3472	sub register_script_function {
2727	my ($fun, $cb) = @_;	3473	my ($fun, $cb) = @_;
2728		3474
2729	no strict 'refs';	3475	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3476	*$fun = $safe_hole->wrap ($cb);
2731	}	3477	}
2732		3478
2733	=back	3479	=back
2734		3480
2735	=cut	3481	=cut
…		…
2738	# the server's init and main functions	3484	# the server's init and main functions
2739		3485
2740	sub load_facedata($) {	3486	sub load_facedata($) {
2741	my ($path) = @_;	3487	my ($path) = @_;
2742		3488
		3489	# HACK to clear player env face cache, we need some signal framework
		3490	# for this (global event?)
		3491	%ext::player_env::MUSIC_FACE_CACHE = ();
		3492
		3493	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3494
2743	warn "loading facedata from $path\n";	3495	trace "loading facedata from $path\n";
2744		3496
2745	my $facedata;	3497	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		3498
2751	$facedata->{version} == 2	3499	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3500	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		3501
		3502	# patch in the exptable
		3503	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3504	$facedata->{resource}{"res/exp_table"} = {
		3505	type => FT_RSRC,
		3506	data => $exp_table,
		3507	hash => (Digest::MD5::md5 $exp_table),
		3508	};
		3509	cf::cede_to_tick;
		3510
2754	{	3511	{
2755	my $faces = $facedata->{faceinfo};	3512	my $faces = $facedata->{faceinfo};
2756		3513
2757	while (my ($face, $info) = each %$faces) {	3514	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3515	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3516
2759	cf::face::set_visibility $idx, $info->{visibility};	3517	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3518	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3519	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3520	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3521	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2763		3522
2764	cf::cede_to_tick;	3523	cf::cede_to_tick;
2765	}	3524	}
2766		3525
2767	while (my ($face, $info) = each %$faces) {	3526	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3527	next unless $info->{smooth};
		3528
2769	my $idx = cf::face::find $face	3529	my $idx = cf::face::find $face
2770	or next;	3530	or next;
		3531
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3532	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3533	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3534	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3535	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3536	error "smooth face '$info->{smooth}' not found for face '$face'";
2776	}	3537	}
2777		3538
2778	cf::cede_to_tick;	3539	cf::cede_to_tick;
2779	}	3540	}
2780	}	3541	}
…		…
2789		3550
2790	cf::anim::invalidate_all; # d'oh	3551	cf::anim::invalidate_all; # d'oh
2791	}	3552	}
2792		3553
2793	{	3554	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3555	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3556
2799	while (my ($name, $info) = each %$res) {	3557	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3558	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3560
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3562	cf::face::set_type $idx, $info->{type};
2811	} else {	3563	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3564	$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	}	3565	}
2818		3566
2819	cf::cede_to_tick;	3567	cf::cede_to_tick;
2820	}	3568	}
2821	}	3569	}
2822		3570
		3571	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3572
2823	1	3573	1
2824	}	3574	}
2825		3575
		3576	register_exticmd fx_want => sub {
		3577	my ($ns, $want) = @_;
		3578
		3579	while (my ($k, $v) = each %$want) {
		3580	$ns->fx_want ($k, $v);
		3581	}
		3582	};
		3583
		3584	sub load_resource_file($) {
		3585	my $guard = lock_acquire "load_resource_file";
		3586
		3587	my $status = load_resource_file_ $_[0];
		3588	get_slot 0.1, 100;
		3589	cf::arch::commit_load;
		3590
		3591	$status
		3592	}
		3593
2826	sub reload_regions {	3594	sub reload_regions {
		3595	# HACK to clear player env face cache, we need some signal framework
		3596	# for this (global event?)
		3597	%ext::player_env::MUSIC_FACE_CACHE = ();
		3598
2827	load_resource_file "$MAPDIR/regions"	3599	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3600	or die "unable to load regions file\n";
2829		3601
2830	for (cf::region::list) {	3602	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3603	$_->{match} = qr/$_->{match}/
…		…
2839	}	3611	}
2840		3612
2841	sub reload_archetypes {	3613	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3614	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3615	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	}	3616	}
2850		3617
2851	sub reload_treasures {	3618	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3619	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3620	or die "unable to load treasurelists\n";
2854	}	3621	}
2855		3622
		3623	sub reload_sound {
		3624	trace "loading sound config from $DATADIR/sound\n";
		3625
		3626	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3627
		3628	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3629	my $sound = $soundconf->{compat}[$_]
		3630	or next;
		3631
		3632	my $face = cf::face::find "sound/$sound->[1]";
		3633	cf::sound::set $sound->[0] => $face;
		3634	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3635	}
		3636
		3637	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3638	my $face = cf::face::find "sound/$v";
		3639	cf::sound::set $k => $face;
		3640	}
		3641	}
		3642
2856	sub reload_resources {	3643	sub reload_resources {
2857	warn "reloading resource files...\n";	3644	trace "reloading resource files...\n";
2858		3645
		3646	reload_exp_table;
		3647	reload_materials;
		3648	reload_facedata;
		3649	reload_sound;
		3650	reload_archetypes;
2859	reload_regions;	3651	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3652	reload_treasures;
2864		3653
2865	warn "finished reloading resource files\n";	3654	trace "finished reloading resource files\n";
2866	}	3655	}
2867		3656
2868	sub init {	3657	sub reload_config {
2869	reload_resources;	3658	trace "reloading config file...\n";
2870	}
2871		3659
2872	sub cfg_load {	3660	my $config = load_file "$CONFDIR/config";
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3661	utf8::decode $config;
2874	or return;	3662	*CFG = decode_yaml $config;
2875		3663
2876	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;
2878
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3664	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2880		3665
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3666	$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};	3667	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2883		3668
2884	if (exists $CFG{mlockall}) {	3669	if (exists $CFG{mlockall}) {
…		…
2888	};	3673	};
2889	warn $@ if $@;	3674	warn $@ if $@;
2890	}	3675	}
2891	}	3676	}
2892		3677
		3678	sub pidfile() {
		3679	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3680	or die "$PIDFILE: $!";
		3681	flock $fh, &Fcntl::LOCK_EX
		3682	or die "$PIDFILE: flock: $!";
		3683	$fh
		3684	}
		3685
		3686	# make sure only one server instance is running at any one time
		3687	sub atomic {
		3688	my $fh = pidfile;
		3689
		3690	my $pid = <$fh>;
		3691	kill 9, $pid if $pid > 0;
		3692
		3693	seek $fh, 0, 0;
		3694	print $fh $$;
		3695	}
		3696
		3697	sub main_loop {
		3698	trace "EV::loop starting\n";
		3699	if (1) {
		3700	EV::loop;
		3701	}
		3702	trace "EV::loop returned\n";
		3703	goto &main_loop unless $REALLY_UNLOOP;
		3704	}
		3705
2893	sub main {	3706	sub main {
		3707	cf::init_globals; # initialise logging
		3708
		3709	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3710	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3711	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3712	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3713
		3714	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3715
2894	# we must not ever block the main coroutine	3716	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3717	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3718	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3719	(async {
2898	Event::one_event;	3720	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3721	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3722	})->prio (Coro::PRIO_MAX);
2900	};	3723	};
2901		3724
2902	cfg_load;	3725	evthread_start IO::AIO::poll_fileno;
		3726
		3727	cf::sync_job {
		3728	cf::incloader::init ();
		3729
		3730	cf::init_anim;
		3731	cf::init_attackmess;
		3732	cf::init_dynamic;
		3733
		3734	cf::load_settings;
		3735
		3736	reload_resources;
		3737	reload_config;
2903	db_init;	3738	db_init;
		3739
		3740	cf::init_uuid;
		3741	cf::init_signals;
		3742	cf::init_skills;
		3743
		3744	cf::init_beforeplay;
		3745
		3746	atomic;
		3747
2904	load_extensions;	3748	load_extensions;
2905		3749
2906	$TICK_WATCHER->start;	3750	utime time, time, $RUNTIMEFILE;
2907	Event::loop;	3751
		3752	# no (long-running) fork's whatsoever before this point(!)
		3753	use POSIX ();
		3754	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3755
		3756	cf::_post_init 0;
		3757	};
		3758
		3759	cf::object::thawer::errors_are_fatal 0;
		3760	info "parse errors in files are no longer fatal from this point on.\n";
		3761
		3762	my $free_main; $free_main = EV::idle sub {
		3763	undef $free_main;
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
2908	}	3768	}
2909		3769
2910	#############################################################################	3770	#############################################################################
2911	# initialisation and cleanup	3771	# initialisation and cleanup
2912		3772
2913	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
2914	BEGIN {	3774	BEGIN {
		3775	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3777	$SIGWATCHER{$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";	3778	cf::cleanup "SIG$signal";
2923	},
2924	);	3779	};
2925	}	3780	}
2926	}	3781	}
2927		3782
2928	sub write_runtime {	3783	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3784	my $t0 = AE::time;
2930		3785
2931	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
2933		3788
2934	IO::AIO::aio_utime $runtime, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3790
2936	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
2937		3792
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3794	or return;
2940		3795
2941	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3808	aio_utime $fh, undef, undef;
2954		3809
2955	close $fh	3810	close $fh
2956	or return;	3811	or return;
2957		3812
2958	aio_rename "$runtime~", $runtime	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3814	and return;
2960		3815
2961	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2962		3817
2963	1	3818	1
		3819	}
		3820
		3821	our $uuid_lock;
		3822	our $uuid_skip;
		3823
		3824	sub write_uuid_sync($) {
		3825	$uuid_skip ||= $_[0];
		3826
		3827	return if $uuid_lock;
		3828	local $uuid_lock = 1;
		3829
		3830	my $uuid = "$LOCALDIR/uuid";
		3831
		3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3833	or return;
		3834
		3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
		3843	$uuid_skip = 0;
		3844
		3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3846	and return;
		3847
		3848	# always fsync - this file is important
		3849	aio_fsync $fh
		3850	and return;
		3851
		3852	close $fh
		3853	or return;
		3854
		3855	aio_rename "$uuid~", $uuid
		3856	and return;
		3857
		3858	trace "uuid file written ($value).\n";
		3859
		3860	1
		3861
		3862	}
		3863
		3864	sub write_uuid($$) {
		3865	my ($skip, $sync) = @_;
		3866
		3867	$sync ? write_uuid_sync $skip
		3868	: async { write_uuid_sync $skip };
2964	}	3869	}
2965		3870
2966	sub emergency_save() {	3871	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
2968		3873
2969	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
2970		3880
2971	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
2972	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3890	$pl->valid or next;
		3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3892	$pl->save;
2980	}	3893	}
2981	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
2982		3895
2983	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3901	$map->valid or next;
2987	$map->save;	3902	$map->save;
2988	}	3903	}
2989	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
2990		3905
2991	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
		3911
		3912	info "emergency_perl_save: begin write uuid\n";
		3913	write_uuid_sync 1;
		3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
2994	};	3934	};
2995		3935
2996	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
2997	}	3937	}
2998		3938
2999	sub post_cleanup {	3939	sub post_cleanup {
3000	my ($make_core) = @_;	3940	my ($make_core) = @_;
3001		3941
		3942	IO::AIO::flush;
		3943
3002	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3945	if $make_core;
		3946
		3947	my $fh = pidfile;
		3948	unlink $PIDFILE if <$fh> == $$;
		3949	}
		3950
		3951	# a safer delete_package, copied from Symbol
		3952	sub clear_package($) {
		3953	my $pkg = shift;
		3954
		3955	# expand to full symbol table name if needed
		3956	unless ($pkg =~ /^main::.*::$/) {
		3957	$pkg = "main$pkg" if $pkg =~ /^::/;
		3958	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3959	$pkg .= '::' unless $pkg =~ /::$/;
		3960	}
		3961
		3962	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3963	my $stem_symtab = *{$stem}{HASH};
		3964
		3965	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3966	or return;
		3967
		3968	# clear all symbols
		3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3970	for my $name (keys %$leaf_symtab) {
		3971	_gv_clear *{"$pkg$name"};
		3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3973	}
3004	}	3974	}
3005		3975
3006	sub do_reload_perl() {	3976	sub do_reload_perl() {
3007	# can/must only be called in main	3977	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
3009	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
3010	return;	3980	return;
3011	}	3981	}
3012		3982
3013	warn "reloading...";	3983	return if $RELOAD++;
3014		3984
3015	warn "entering sync_job";	3985	my $t1 = AE::time;
3016		3986
		3987	while ($RELOAD) {
		3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
		3990
		3991	trace "perl_reload: entering sync_job";
		3992
3017	cf::sync_job {	3993	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark
3019	cf::emergency_save;	3994	#cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark
3021		3995
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";	3996	trace "perl_reload: cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();	3998	%EXT_CORO = ();
3046		3999
3047	warn "removing commands";	4000	trace "perl_reload: removing commands";
3048	%COMMAND = ();	4001	%COMMAND = ();
3049		4002
3050	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3051	%EXTCMD = ();	4004	%EXTCMD = ();
3052	%EXTICMD = ();	4005	%EXTICMD = ();
3053		4006
3054	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3057		4010
3058	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3059	eval {	4012	eval {
3060	$cb->($pkg);	4013	$cb->($pkg);
3061	1	4014	1
3062	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
		4016	}
		4017
		4018	trace "... clearing $pkg";
		4019	clear_package $pkg;
3063	}	4020	}
3064		4021
3065	warn "... nuking $pkg";
3066	Symbol::delete_package $pkg;
3067	}
3068
3069	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3070	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		4025
3073	warn "... unloading $k";	4026	trace "... unloading $k";
3074	delete $INC{$k};	4027	delete $INC{$k};
3075		4028
3076	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3078		4031
3079	if (my $cb = $k->can ("unload_module")) {	4032	if (my $cb = $k->can ("unload_module")) {
3080	$cb->();	4033	$cb->();
		4034	}
		4035
		4036	clear_package $k;
3081	}	4037	}
3082		4038
3083	Symbol::delete_package $k;
3084	}
3085
3086	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	4040	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		4042
3090	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		4046
3094	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3095	# and global variables created in xs	4048	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3097		4050
3098	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3099		4052
3100	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3101	require cf;	4054	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3103		4056
3104	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3105	cf::cfg_load;	4058	cf::reload_config;
3106		4059
3107	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3108	cf::load_extensions;	4061	cf::load_extensions;
3109		4062
		4063	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3113	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
3116		4071
3117	warn "leaving sync_job";	4072	cf::_post_init 1;
3118		4073
		4074	trace "perl_reload: leaving sync_job";
		4075
3119	1	4076	1
3120	} or do {	4077	} or do {
3121	warn $@;	4078	error $@;
3122	warn "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
3123	exit 1;	4080	};
		4081
		4082	--$RELOAD;
3124	};	4083	}
3125		4084
3126	warn "reloaded";	4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
3127	};	4087	};
3128		4088
3129	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3130		4090
3131	sub reload_perl() {	4091	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3134		4094
3135	$RELOAD_WATCHER ||= Event->timer (	4095	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	4096	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	4097
3138	data => WF_AUTOCANCEL,	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	4099	do_reload_perl;
3141	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
3142	},	4101	};
3143	);	4102	};
3144	}	4103	}
3145		4104
3146	register_command "reload" => sub {	4105	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
3148		4107
3149	if ($who->flag (FLAG_WIZ)) {	4108	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	4109	$who->message ("reloading server.");
		4110	async {
		4111	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	4112	reload_perl;
		4113	};
3152	}	4114	}
3153	};	4115	};
3154		4116
3155	unshift @INC, $LIBDIR;	4117	#############################################################################
3156		4118
3157	my $bug_warning = 0;	4119	my $bug_warning = 0;
3158		4120
3159	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;
3161
3162	sub wait_for_tick {	4121	sub wait_for_tick() {
3163	return unless $TICK_WATCHER->is_active;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3164	return if $Coro::current == $Coro::main;
3165		4123
3166	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3167	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;
3169	}	4125	}
3170		4126
3171	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3172	return unless $TICK_WATCHER->is_active;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3173	return if $Coro::current == $Coro::main;
3174		4129
3175	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	4132	$signal->wait;
3178	}	4133	}
3179		4134
3180	my $min = 1e6;#d#	4135	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 != $Coro::main) {	4136	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3192	return;	4139	return;
3193	}	4140	}
3194		4141
3195	$NOW = $tick_start = Event::time;	4142	cf::one_tick; # one server iteration
3196		4143
3197	cf::server_tick; # one server iteration	4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3198		4145
3199	0 && sync_job {#d#	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3200	for(1..10) {	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3201	my $t = Event::time;	4148	Coro::async_pool {
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4149	$Coro::current->{desc} = "runtime saver";
3203	or die;	4150	write_runtime_sync
3204		4151	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	};	4152	};
		4153	}
3221		4154
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) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	4156	$sig->send;
3238	}	4157	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3240	$sig->send;
3241	}
3242		4159
3243	$NOW = Event::time;	4160	$LOAD = ($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;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		4162
3254	_post_tick;	4163	if (0) {
3255		4164	if ($NEXT_TICK) {
3256		4165	my $jitter = $TICK_START - $NEXT_TICK;
		4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4167	debug "jitter $JITTER\n";#d#
		4168	}
3257	},	4169	}
3258	);	4170	}
3259		4171
3260	{	4172	{
3261	BDB::max_poll_time $TICK * 0.1;	4173	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	4174
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;	4175	BDB::min_parallel 16;
3271		4176	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	4177	$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	$! = $status;
3283	},
3284	)
3285	};
3286		4178
3287	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
		4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4183	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4184	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4185	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		4186
3290	cf::sync_job {	4187	cf::sync_job {
3291	eval {	4188	eval {
3292	BDB::db_env_open	4189	BDB::db_env_open
3293	$DB_ENV,	4190	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4192	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4193	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4194	0666;
3298		4195
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4196	cf::cleanup "db_env_open($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	};	4197	};
3304		4198
3305	cf::cleanup "db_env_open(db): $@" if $@;	4199	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4200	};
3307	}	4201	}
		4202
		4203	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4204	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4205	};
		4206	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4207	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4208	};
		4209	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4210	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4211	};
3308	}	4212	}
3309		4213
3310	{	4214	{
		4215	# configure IO::AIO
		4216
3311	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4219	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	}	4220	}
3324		4221
3325	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3326		4224
3327	sub _log_backtrace {	4225	sub _log_backtrace {
3328	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3329		4227
3330	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3331		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3332	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3334	++$_log_backtrace;	4236	++$_log_backtrace;
		4237	my $perl_bt = Carp::longmess $msg;
3335	async {	4238	async {
		4239	$Coro::current->{desc} = "abt $msg";
		4240
3336	my @bt = fork_call {	4241	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4242	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4243	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4244	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4245	or die "addr2line: $!";
…		…
3348	}	4253	}
3349		4254
3350	@funcs	4255	@funcs
3351	};	4256	};
3352		4257
3353	LOG llevInfo, "[ABT] $msg\n";	4258	LOG llevInfo, "[ABT] $perl_bt\n";
		4259	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4261	--$_log_backtrace;
3356	};	4262	};
3357	} else {	4263	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3360	}	4266	}
3361	}	4267	}
3362		4268
3363	# load additional modules	4269	# load additional modules
3364	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3365		4272
3366	END { cf::emergency_save }	4273	END { cf::emergency_save }
3367		4274
3368	1	4275	1
3369		4276

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