ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.579 by root, Wed Jan 4 03:22:28 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134
		135	our $UPTIME; $UPTIME ||= time;
		136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
80	our $NOW;	138	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		139
83	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	141	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
94		143
95	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		146
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
101		159
102	binmode STDOUT;	160	binmode STDOUT;
103	binmode STDERR;	161	binmode STDERR;
104		162
105	# read virtual server time, if available	163	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
110	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
111		171
112	mkdir $_	172	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		174
115	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
116		176
117	sub cf::map::normalise;	177	sub cf::map::normalise;
118		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
119	#############################################################################	183	#############################################################################
120		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
121	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
122		197
123	=over 4	198	=over 4
124		199
125	=item $cf::UPTIME	200	=item $cf::UPTIME
126		201
127	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
128		218
129	=item $cf::RUNTIME	219	=item $cf::RUNTIME
130		220
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	222	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
141	database environment.	231	database environment.
142		232
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	233	=item $cf::LOADAVG
152		234
153	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
158		240
159	The raw value load value from the last tick.	241	The raw value load value from the last tick.
160		242
161	=item %cf::CFG	243	=item %cf::CFG
162		244
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	246	from wherever your confdir points to.
165		247
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		249
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
172	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
173		272
174	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	275	that call.
177		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
178	=back	283	=back
179		284
180	=cut	285	=cut
181		286
182	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	294	my $msg = join "", @_;
185		295
186	$msg .= "\n"	296	$msg .= "\n"
187	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
188		298
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		300
191	utf8::encode $msg;
192	LOG llevError, $msg;	301	LOG llevWarn, $msg;
193	};	302	};
194	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
195		317
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	328	for my $pkg (qw(
207	cf::global cf::attachable	329	cf::global cf::attachable
208	cf::object cf::object::player	330	cf::object cf::object::player
209	cf::client cf::player	331	cf::client cf::player
210	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
211	cf::map cf::party cf::region	334	cf::party cf::region
212	)) {	335	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	337	}
216		338
217	$Event::DIED = sub {	339	$EV::DIED = sub {
218	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
219	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
220		347
221	#############################################################################	348	#############################################################################
222		349
223	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
224		351
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	373	$d
247	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
248	}	375	}
249		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
250	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
251		392
252	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
253		394
254	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
255		396
256	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
257		398
258	=cut	399	=cut
259		400
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		402
262	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
264		467
265	=item cf::lock_wait $string	468	=item cf::lock_wait $string
266		469
267	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
268		471
269	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
270		473
271	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
274	returned.	477	returned.
275		478
		479	Locks are *not* recursive, locking from the same coro twice results in a
		480	deadlocked coro.
		481
276	Lock names should begin with a unique identifier (for example, cf::map::find	482	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	483	uses map_find and cf::map::load uses map_load).
278		484
279	=item $locked = cf::lock_active $string	485	=item $locked = cf::lock_active $string
280		486
281	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
282		488
283	=cut	489	=cut
284		490
285	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
286		492
287	sub lock_wait($) {	493	sub lock_wait($) {
288	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	495	}
296		496
297	sub lock_acquire($) {	497	sub lock_acquire($) {
298	my ($key) = @_;	498	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	499	}
310		500
311	sub lock_active($) {	501	sub lock_active($) {
312	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	503	}
316		504
317	sub freeze_mainloop {	505	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
319		507
320	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	509	}
		510
		511	=item cf::periodic $interval, $cb
		512
		513	Like EV::periodic, but randomly selects a starting point so that the actions
		514	get spread over time.
		515
		516	=cut
		517
		518	sub periodic($$) {
		519	my ($interval, $cb) = @_;
		520
		521	my $start = rand List::Util::min 180, $interval;
		522
		523	EV::periodic $start, $interval, 0, $cb
		524	}
		525
		526	=item cf::get_slot $time[, $priority[, $name]]
		527
		528	Allocate $time seconds of blocking CPU time at priority C<$priority>
		529	(default: 0): This call blocks and returns only when you have at least
		530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
		535
		536	The optional C<$name> can be used to identify the job to run. It might be
		537	used for statistical purposes and should identify the same time-class.
		538
		539	Useful for short background jobs.
		540
		541	=cut
		542
		543	our @SLOT_QUEUE;
		544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
		546
		547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
		551	my $signal = new Coro::Signal;
		552	my $busy;
		553
		554	while () {
		555	next_job:
		556
		557	my $avail = cf::till_tick;
		558
		559	for (0 .. $#SLOT_QUEUE) {
		560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
		562	my $job = splice @SLOT_QUEUE, $_, 1, ();
		563	$job->[2]->send;
		564	Coro::cede;
		565	goto next_job;
		566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		568	}
		569	}
		570
		571	if (@SLOT_QUEUE) {
		572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		573	$WAIT_FOR_TICK->wait;
		574	} else {
		575	$busy = 0;
		576	Coro::schedule;
		577	}
322	};	578	}
323	$TICK_WATCHER->stop;	579	};
324	$guard	580
		581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
		584	my ($time, $pri, $name) = @_;
		585
		586	$time = clamp $time, 0.01, $TICK * .6;
		587
		588	my $sig = new Coro::Signal;
		589
		590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		592	$SLOT_QUEUE->ready;
		593	$sig->wait;
325	}	594	}
326		595
327	=item cf::async { BLOCK }	596	=item cf::async { BLOCK }
328		597
329	Currently the same as Coro::async_pool, meaning you cannot use	598	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		603
335	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
336		605
337	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
338		607
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	609	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	610	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	611	acceptable.
343		612
344	If it must be done, put the blocking parts into C<sync_job>. This will run	613	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	614	the given BLOCK in another coroutine while waiting for the result. The
…		…
349	=cut	618	=cut
350		619
351	sub sync_job(&) {	620	sub sync_job(&) {
352	my ($job) = @_;	621	my ($job) = @_;
353		622
354	if ($Coro::current == $Coro::main) {	623	if (in_main) {
355	my $time = Event::time;	624	my $time = AE::time;
356		625
357	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
359		628
360	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	630
362	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
363		632
364	my $busy = 1;	633	my $busy = 1;
365	my @res;	634	my @res;
366		635
367	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	638	@res = eval { $job->() };
369	warn $@ if $@;	639	error $@ if $@;
370	undef $busy;	640	undef $busy;
371	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
372		642
373	while ($busy) {	643	while ($busy) {
374	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
375	}	648	}
		649	}
376		650
377	$time = Event::time - $time;	651	my $time = AE::time - $time;
378		652
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
383		654
384	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
385	} else {	656	} else {
386	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
387		658
…		…
407	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
408		679
409	$coro	680	$coro
410	}	681	}
411		682
412	=item fork_call { }, $args	683	=item fork_call { }, @args
413		684
414	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
418		689
419	=cut	690	=cut
420		691
421	sub _store_scalar {	692	sub post_fork {
422	open my $fh, ">", \my $buf	693	reset_signals;
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}	694	}
429		695
430	sub fork_call(&@) {	696	sub fork_call(&@) {
431	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
432		698
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	699	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	700	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	701	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		702
438	if (my $pid = fork) {	703	my @res = Coro::Util::fork_eval {
439	close $fh2;	704	cf::post_fork;
		705	&$cb
		706	} @args;
440		707
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	708	wantarray ? @res : $res[-1]
442	warn "pst<$res>" unless $res =~ /^pst/;	709	}
443	$res = Coro::Storable::thaw $res;
444		710
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	711	sub objinfo {
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;
452	local $SIG{__WARN__};
453	local $SIG{__DIE__};
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459
460	eval {
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
		720	}
		721
		722	=item $coin = coin_from_name $name
		723
		724	=cut
		725
		726	our %coin_alias = (
		727	"silver" => "silvercoin",
		728	"silvercoin" => "silvercoin",
		729	"silvercoins" => "silvercoin",
		730	"gold" => "goldcoin",
		731	"goldcoin" => "goldcoin",
		732	"goldcoins" => "goldcoin",
		733	"platinum" => "platinacoin",
		734	"platinumcoin" => "platinacoin",
		735	"platinumcoins" => "platinacoin",
		736	"platina" => "platinacoin",
		737	"platinacoin" => "platinacoin",
		738	"platinacoins" => "platinacoin",
		739	"royalty" => "royalty",
		740	"royalties" => "royalty",
		741	);
		742
		743	sub coin_from_name($) {
		744	$coin_alias{$_[0]}
		745	? cf::arch::find $coin_alias{$_[0]}
		746	: undef
472	}	747	}
473		748
474	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
475		750
476	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
479		754
480	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	756	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
483	=cut	763	=cut
		764
		765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
		769	my ($name) = @_;
		770	my $db = BDB::db_create $DB_ENV;
		771
		772	eval {
		773	$db->set_flags (BDB::CHKSUM);
		774
		775	utf8::encode $name;
		776	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		777	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		778	cf::cleanup "db_open(db): $!" if $!;
		779	};
		780	cf::cleanup "db_open(db): $@" if $@;
		781
		782	$db
		783	}
484		784
485	our $DB;	785	our $DB;
486		786
487	sub db_init {	787	sub db_init {
488	unless ($DB) {	788	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	789	}
503		790
504	sub db_get($$) {	791	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
506		793
507	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
508	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
509		798
510	$! ? ()	799	$! ? ()
511	: $data	800	: $data
512	}
513	}	801	}
514		802
515	sub db_put($$$) {	803	sub db_put($$$) {
516	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
545		833
546	my @data;	834	my @data;
547	my $md5;	835	my $md5;
548		836
549	for (0 .. $#$src) {	837	for (0 .. $#$src) {
550	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
551	or Carp::croak "$src->[$_]: $!";
552	}	839	}
553		840
554	# if processing is expensive, check	841	# if processing is expensive, check
555	# checksum first	842	# checksum first
556	if (1) {	843	if (1) {
557	$md5 =	844	$md5 =
558	join "\x00",	845	join "\x00",
559	$processversion,	846	$processversion,
560	map {	847	map {
561	Coro::cede;	848	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	849	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	850	} 0.. $#$src;
564		851
565		852
566	my $dbmd5 = db_get cache => "$id/md5";	853	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		860
574	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	862	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
577		864
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		866
580	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
583		870
…		…
593		880
594	=cut	881	=cut
595		882
596	sub datalog($@) {	883	sub datalog($@) {
597	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	886	}
600		887
601	=back	888	=back
602		889
603	=cut	890	=cut
604		891
605	#############################################################################	892	#############################################################################
606		893
607	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
608		895
609	Many objects in crossfire are so-called attachable objects. That means you can	896	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	897	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
612		899
613	In the following description, CLASS can be any of C<global>, C<object>	900	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	901	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	902	Deliantra).
616		903
617	=over 4	904	=over 4
618		905
619	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
620		907
…		…
664	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
665		952
666	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
668		955
669	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	957	that are attached at load/instantiate time, thus the need for a name.
671		958
672	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
673		960
674	=over 4	961	=over 4
…		…
798		1085
799	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		1088
802	} elsif (ref $type) {	1089	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
804		1091
805	} else {	1092	} else {
806	shift @arg;	1093	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
808	}	1095	}
809	}	1096	}
810	}	1097	}
811		1098
812	sub _object_attach {	1099	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
823	}	1110	}
824		1111
825	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
826	} else {	1113	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1115	}
829		1116
830	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
831	}	1118	}
832		1119
…		…
891		1178
892	for (@$callbacks) {	1179	for (@$callbacks) {
893	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
894		1181
895	if ($@) {	1182	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1184	override;
899	}	1185	}
900		1186
901	return 1 if $override;	1187	return 1 if $override;
902	}	1188	}
903		1189
904	0	1190	0
905	}	1191	}
906		1192
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1194
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1196
911	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
912		1198
…		…
919	=cut	1205	=cut
920		1206
921	#############################################################################	1207	#############################################################################
922	# object support	1208	# object support
923		1209
		1210	sub _object_equal($$);
		1211	sub _object_equal($$) {
		1212	my ($a, $b) = @_;
		1213
		1214	return 0 unless (ref $a) eq (ref $b);
		1215
		1216	if ("HASH" eq ref $a) {
		1217	my @ka = keys %$a;
		1218	my @kb = keys %$b;
		1219
		1220	return 0 if @ka != @kb;
		1221
		1222	for (0 .. $#ka) {
		1223	return 0 unless $ka[$_] eq $kb[$_];
		1224	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1225	}
		1226
		1227	} elsif ("ARRAY" eq ref $a) {
		1228
		1229	return 0 if @$a != @$b;
		1230
		1231	for (0 .. $#$a) {
		1232	return 0 unless _object_equal $a->[$_], $b->[$_];
		1233	}
		1234
		1235	} elsif ($a ne $b) {
		1236	return 0;
		1237	}
		1238
		1239	1
		1240	}
		1241
		1242	our $SLOW_MERGES;#d#
		1243	sub _can_merge {
		1244	my ($ob1, $ob2) = @_;
		1245
		1246	++$SLOW_MERGES;#d#
		1247
		1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
		1250	}
		1251
924	sub reattach {	1252	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1254	my ($obj) = @_;
927		1255
		1256	# no longer needed after getting rid of delete_package?
928	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
929		1258
930	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
931		1260
932	@$registry = ();	1261	@$registry = ();
933		1262
…		…
938	for (@$attach) {	1267	for (@$attach) {
939	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
940	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
941	}	1270	}
942	} else {	1271	} else {
943	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
944	}	1273	}
945	}	1274	}
946	}	1275	}
947		1276
948	cf::attachable->attach (	1277	cf::attachable->attach (
949	prio => -1000000,	1278	prio => -1000000,
950	on_instantiate => sub {	1279	on_instantiate => sub {
951	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
952		1281
953	$data = from_json $data;	1282	$data = decode_json $data;
954		1283
955	for (@$data) {	1284	for (@$data) {
956	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
957		1286
958	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1303	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
976		1305
977	sync_job {	1306	sync_job {
978	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
981		1312
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	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	}
986	close $fh;	1320	aio_close $fh;
987		1321
988	if (@$objs) {	1322	if (@$objs) {
989	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) {
990	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
993	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	}
994	close $fh;	1331	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
996	}	1333	}
997	} else {	1334	} else {
998	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
999	}	1336	}
1000		1337
1001	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1342	} else {
1003	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1004	}	1344	}
1005	} else {	1345	} else {
1006	aio_unlink $filename;	1346	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1008	}	1348	}
1009	}	1349	};
1010	}	1350	}
1011		1351
1012	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1014		1354
…		…
1026	or return;	1366	or return;
1027		1367
1028	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1370	or return;
		1371
1031	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1032	}	1374	}
1033		1375
		1376	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
		1380
1036	return ($data, $av);	1381	($data, $av)
1037	}	1382	}
1038		1383
1039	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
1040		1385
1041	=over 4	1386	=over 4
…		…
1095	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1096		1441
1097	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1098	}	1443	}
1099		1444
		1445	use File::Glob ();
		1446
1100	cf::player->attach (	1447	cf::player->attach (
1101	on_command => sub {	1448	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1103		1450
1104	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1105	or return;	1452	or return;
1106		1453
…		…
1114	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1115		1462
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1464
1118	if (ref $msg) {	1465	if (ref $msg) {
		1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1467
		1468	my @reply;
		1469
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1470	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1471	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1472	}
		1473
		1474	$pl->ext_reply ($reply, @reply)
		1475	if $reply;
		1476
1124	} else {	1477	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1479	}
1127		1480
1128	cf::override;	1481	cf::override;
1129	},	1482	},
1130	);	1483	);
1131		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1132	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1133	cf::sync_job {	1501	cf::sync_job {
1134	my %todo;	1502	my %todo;
1135		1503
1136	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1137	next unless -r $path;	1505	next unless -r $path;
…		…
1155		1523
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1526
1159	$ext{source} =	1527	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1161	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1162	. $source	1530	. $source
1163	. "\n};\n1";	1531	. "\n};\n1";
1164		1532
1165	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1166	}	1534	}
1167		1535
		1536	my $pass = 0;
1168	my %done;	1537	my %done;
1169	while (%todo) {	1538	while (%todo) {
1170	my $progress;	1539	my $progress;
1171		1540
		1541	++$pass;
		1542
		1543	ext:
1172	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1546	next ext
1175	unless exists $done{$_};	1547	unless exists $done{$_};
1176	}	1548	}
1177		1549
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1551
1180	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1185	warn $msg;	1559
1186	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1187	exit 1;	1561	delete $todo{$k};
1188	}	1562	} else {
1189		1563	$done{$k} = delete $todo{$k};
1190	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1191	}	1569	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1570	}
1197		1571
1198	skip:	1572	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1201	}	1582	}
1202	};	1583	};
1203	}	1584	}
1204		1585
1205	#############################################################################	1586	#############################################################################
1206		1587
1207	=back	1588	=back
1208		1589
1209	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1210		1591
1211	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1212		1593
1213	=cut	1594	=cut
1214		1595
1215	package cf::player;	1596	package cf::player;
1216		1597
1217	use Coro::AIO;	1598	use Coro::AIO;
1218		1599
1219	=head3 cf::player	1600	=head3 cf::player
1220		1601
1221	=over 4	1602	=over 4
		1603
		1604	=item cf::player::num_playing
		1605
		1606	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1607
		1608	=cut
		1609
		1610	sub num_playing {
		1611	scalar grep
		1612	$_->ob->map
		1613	&& !$_->hidden
		1614	&& !$_->ob->flag (cf::FLAG_WIZ),
		1615	cf::player::list
		1616	}
1222		1617
1223	=item cf::player::find $login	1618	=item cf::player::find $login
1224		1619
1225	Returns the given player object, loading it if necessary (might block).	1620	Returns the given player object, loading it if necessary (might block).
1226		1621
…		…
1245		1640
1246	sub exists($) {	1641	sub exists($) {
1247	my ($login) = @_;	1642	my ($login) = @_;
1248		1643
1249	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1251	}	1646	}
1252		1647
1253	sub find($) {	1648	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1650	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1657	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1658	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1659	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1660	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1661
1267	my $pl = load_pl path $login	1662	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1663	or return;
		1664
		1665	my $pl = cf::player::load_pl $f
		1666	or return;
		1667
		1668	local $cf::PLAYER_LOADING{$login} = $pl;
		1669	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1270	}	1671	}
1271	}	1672	}
1272	}	1673	}
		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
1273		1687
1274	sub save($) {	1688	sub save($) {
1275	my ($pl) = @_;	1689	my ($pl) = @_;
1276		1690
1277	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1283		1697
1284	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1286		1700
		1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1705
1287	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1288	Coro::cede;	1707	cf::cede_to_tick;
1289	}	1708	}
1290		1709
1291	sub new($) {	1710	sub new($) {
1292	my ($login) = @_;	1711	my ($login) = @_;
1293		1712
…		…
1299	$cf::PLAYER{$login} = $self;	1718	$cf::PLAYER{$login} = $self;
1300		1719
1301	$self	1720	$self
1302	}	1721	}
1303		1722
		1723	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1724
		1725	=cut
		1726
		1727	sub send_msg {
		1728	my $ns = shift->ns
		1729	or return;
		1730	$ns->send_msg (@_);
		1731	}
		1732
1304	=item $pl->quit_character	1733	=item $pl->quit_character
1305		1734
1306	Nukes the player without looking back. If logged in, the connection will	1735	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1736	be destroyed. May block for a long time.
1308		1737
…		…
1312	my ($pl) = @_;	1741	my ($pl) = @_;
1313		1742
1314	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1315		1744
1316	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1747
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1320	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1322	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1323		1756
1324	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1326	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1361	or return [];	1794	or return [];
1362		1795
1363	my @logins;	1796	my @logins;
1364		1797
1365	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
		1799	my $path = path $login;
		1800
		1801	# a .pst is a dead give-away for a valid player
		1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1807	}
1369		1808
1370	utf8::decode $login;	1809	utf8::decode $login;
1371	push @logins, $login;	1810	push @logins, $login;
1372	}	1811	}
1373		1812
1374	\@logins	1813	\@logins
1375	}	1814	}
1376		1815
1377	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1378		1819
1379	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1380	player. May block.	1821	player. May block.
1381		1822
1382	=cut	1823	=cut
…		…
1400	}	1841	}
1401		1842
1402	\@paths	1843	\@paths
1403	}	1844	}
1404		1845
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1847
1407	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1408		1849
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1850	=item $player->ext_reply ($msgid, @msg)
1456		1851
1457	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1458		1853
1459	=cut	1854	=cut
1460		1855
1461	sub ext_reply($$%) {	1856	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1857	my ($self, $id, @msg) = @_;
1463		1858
1464	$msg{msgid} = $id;	1859	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1860	}
1467		1861
1468	=item $player->ext_event ($type, %msg)	1862	=item $player->ext_msg ($type, @msg)
1469		1863
1470	Sends an ext event to the client.	1864	Sends an ext event to the client.
1471		1865
1472	=cut	1866	=cut
1473		1867
1474	sub ext_event($$%) {	1868	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1869	my ($self, $type, @msg) = @_;
1476		1870
1477	$self->ns->ext_event ($type, %msg);	1871	$self->ns->ext_msg ($type, @msg);
1478	}	1872	}
1479		1873
1480	=head3 cf::region	1874	=head3 cf::region
1481		1875
1482	=over 4	1876	=over 4
…		…
1491		1885
1492	=cut	1886	=cut
1493		1887
1494	sub find_by_path($) {	1888	sub find_by_path($) {
1495	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1496		1892
1497	my ($match, $specificity);	1893	my ($match, $specificity);
1498		1894
1499	for my $region (list) {	1895	for my $region (list) {
1500	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1526	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1528		1924
1529	sub generate_random_map {	1925	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1531	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1532	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1540	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1541	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1542	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1543	(cf::region::find $rmp->{region}), $rmp->{custom}
1544	)
1545	}	1931	}
1546		1932
1547	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1548		1934
1549	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1554		1940
1555	sub register {	1941	sub register {
1556	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1557	my $pkg = caller;	1943	my $pkg = caller;
1558		1944
1559	no strict;
1560	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1561		1946
1562	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1563	}	1948	}
1564		1949
1565	# also paths starting with '/'	1950	# also paths starting with '/'
1566	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1567		1952
1568	sub thawer_merge {	1953	sub thawer_merge {
1569	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1570		1955
1571	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1576	}	1961	}
1577		1962
1578	sub normalise {	1963	sub normalise {
1579	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1580		1965
1581	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1582		1967
1583	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1584		1969
1585	# map plan:	1970	# map plan:
1586	#	1971	#
…		…
1601	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1602	$path = "$base/$path";	1987	$path = "$base/$path";
1603	}	1988	}
1604		1989
1605	for ($path) {	1990	for ($path) {
1606	redo if s{//}{/};
1607	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1608	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1609	}	1993	}
1610		1994
1611	$path	1995	$path
…		…
1625	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1626	return $self;	2010	return $self;
1627	}	2011	}
1628	}	2012	}
1629		2013
1630	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1631	()	2015	()
1632	}	2016	}
1633		2017
		2018	# may re-bless or do other evil things
1634	sub init {	2019	sub init {
1635	my ($self) = @_;	2020	my ($self) = @_;
1636		2021
1637	$self	2022	$self
1638	}	2023	}
…		…
1657		2042
1658	# the temporary/swap location	2043	# the temporary/swap location
1659	sub save_path {	2044	sub save_path {
1660	my ($self) = @_;	2045	my ($self) = @_;
1661		2046
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1664	}	2049	}
1665		2050
1666	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1667	sub uniq_path {	2052	sub uniq_path {
1668	my ($self) = @_;	2053	my ($self) = @_;
1669		2054
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	2057	}
1682		2058
1683	sub decay_objects {	2059	sub decay_objects {
1684	my ($self) = @_;	2060	my ($self) = @_;
1685		2061
…		…
1698		2074
1699	sub load_header_from($) {	2075	sub load_header_from($) {
1700	my ($self, $path) = @_;	2076	my ($self, $path) = @_;
1701		2077
1702	utf8::encode $path;	2078	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	2079	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	2080	or return;
1708		2081
		2082	$self->_load_header ($f)
		2083	or return;
		2084
		2085	local $MAP_LOADING{$self->{path}} = $self;
		2086	$f->resolve_delayed_derefs;
		2087
1709	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1710		2089
1711	1	2090	1
1712	}	2091	}
1713		2092
		2093	# used to laod the header of an original map
1714	sub load_header_orig {	2094	sub load_header_orig {
1715	my ($self) = @_;	2095	my ($self) = @_;
1716		2096
1717	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1718	}	2098	}
1719		2099
		2100	# used to laod the header of an instantiated map
1720	sub load_header_temp {	2101	sub load_header_temp {
1721	my ($self) = @_;	2102	my ($self) = @_;
1722		2103
1723	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1724	}	2105	}
1725		2106
		2107	# called after loading the header from an instantiated map
1726	sub prepare_temp {	2108	sub prepare_temp {
1727	my ($self) = @_;	2109	my ($self) = @_;
1728		2110
1729	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1730	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1731	# safety	2113	# safety
1732	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1733	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1734	}	2116	}
1735		2117
		2118	# called after loading the header from an original map
1736	sub prepare_orig {	2119	sub prepare_orig {
1737	my ($self) = @_;	2120	my ($self) = @_;
1738		2121
1739	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1740	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1764		2147
1765	sub find;	2148	sub find;
1766	sub find {	2149	sub find {
1767	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1768		2151
		2152	cf::cede_to_tick;
		2153
1769	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1770		2155
		2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2158
1773	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1776	or return;	2161	or return;
1777		2162
1778	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1779		2164
…		…
1781	or return;	2166	or return;
1782		2167
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
		2172	undef $guard1;
1786	$map->reset;	2173	$map->reset;
1787	undef $guard;
1788	return find $path;	2174	return find $path;
1789	}	2175	}
1790		2176
1791	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1792	}	2178	}
1793	}	2179	}
1794		2180
1795	sub pre_load { }	2181	sub pre_load { }
1796	sub post_load { }	2182	#sub post_load { } # XS
1797		2183
1798	sub load {	2184	sub load {
1799	my ($self) = @_;	2185	my ($self) = @_;
1800		2186
1801	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
1802		2188
1803	my $path = $self->{path};	2189	my $path = $self->{path};
1804		2190
1805	{	2191	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1807		2193
		2194	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1809
1810	$self->in_memory (cf::MAP_LOADING);
1811		2196
1812	$self->alloc;	2197	$self->alloc;
1813		2198
1814	$self->pre_load;	2199	$self->pre_load;
1815	Coro::cede;	2200	cf::cede_to_tick;
1816		2201
1817	$self->_load_objects ($self->{load_path}, 1)	2202	if (exists $self->{load_path}) {
		2203	my $f = new_from_file cf::object::thawer $self->{load_path};
		2204	$f->skip_block;
		2205	$self->_load_objects ($f)
1818	or return;	2206	or return;
1819		2207
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
1821	if delete $self->{load_original};	2209	if delete $self->{load_original};
1822		2210
1823	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2212	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2213	unless (aio_stat $uniq) {
		2214	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2215	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2216	$self->_load_objects ($f);
		2217	$f->resolve_delayed_derefs;
		2218	}
		2219	}
1828	}	2220	}
1829	}
1830		2221
1831	Coro::cede;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
		2229
		2230	cf::cede_to_tick;
1832	# now do the right thing for maps	2231	# now do the right thing for maps
1833	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2234	unless $self->difficulty;
1836	Coro::cede;	2235	cf::cede_to_tick;
1837		2236
1838	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2238	$self->decay_objects;
1840	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
1841	$self->update_buttons;	2240	$self->update_buttons;
1842	Coro::cede;	2241	cf::cede_to_tick;
1843	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
1844	Coro::cede;
1845	$self->activate;
1846	}	2243	}
1847		2244
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2245	$self->{last_save} = $cf::RUNTIME;
		2246	$self->last_access ($cf::RUNTIME);
1849	}	2247	}
1850		2248
1851	$self->post_load;	2249	$self->post_load;
1852	}
1853		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2257	sub customise_for {
1855	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
1856		2259
1857	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2261	if $self->per_player;
…		…
1861	# if $self->per_party;	2264	# if $self->per_party;
1862		2265
1863	$self	2266	$self
1864	}	2267	}
1865		2268
1866	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {
1868	my ($map) = @_;
1869
1870	my @diag; # diagonal neighbours
1871
1872	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)
1874	or next;
1875	$neigh = find $neigh, $map
1876	or next;
1877	$neigh->load;
1878
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}
1882
1883	for (@diag) {
1884	my $neigh = find @$_
1885	or next;
1886	$neigh->load;
1887	}
1888	}
1889
1890	sub find_sync {	2269	sub find_sync {
1891	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
1892		2271
1893	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
1894	}	2277	}
1895		2278
1896	sub do_load_sync {	2279	sub do_load_sync {
1897	my ($map) = @_;	2280	my ($map) = @_;
1898		2281
1899	cf::sync_job { $map->load };	2282	# it's a bug to call this from the main context
		2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2284	if $Coro::current == $Coro::main;
		2285
		2286	$map->load;
1900	}	2287	}
1901		2288
1902	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
1904		2291
1905	sub find_async {	2292	sub find_async {
1906	my ($path, $origin) = @_;	2293	my ($path, $origin, $load) = @_;
1907		2294
1908	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
1909		2296
1910	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
1912	}	2299	}
1913		2300
1914	undef $MAP_PREFETCH{$path};	2301	$MAP_PREFETCH{$path} |= $load;
		2302
1915	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
		2304	$Coro::current->{desc} = "map prefetcher";
		2305
1916	while (%MAP_PREFETCH) {	2306	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2307	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2308	if (my $map = find $k) {
1919	$map->load;	2309	$map->load if $v;
1920	}	2310	}
1921		2311
1922	delete $MAP_PREFETCH{$path};	2312	delete $MAP_PREFETCH{$k};
1923	}	2313	}
1924	}	2314	}
1925	undef $MAP_PREFETCHER;	2315	undef $MAP_PREFETCHER;
1926	};	2316	};
1927	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
1928		2318
1929	()	2319	()
1930	}	2320	}
1931		2321
		2322	# common code, used by both ->save and ->swapout
1932	sub save {	2323	sub _save {
1933	my ($self) = @_;	2324	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2325
1937	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
1938		2327
1939	return unless $self->dirty;	2328	return unless $self->dirty;
1940		2329
…		…
1946	return if $self->{deny_save};	2335	return if $self->{deny_save};
1947		2336
1948	local $self->{last_access} = $self->last_access;#d#	2337	local $self->{last_access} = $self->last_access;#d#
1949		2338
1950	cf::async {	2339	cf::async {
		2340	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
1952	};	2342	};
		2343
		2344	cf::get_slot 0.02;
1953		2345
1954	if ($uniq) {	2346	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2349	} else {
1958	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1959	}	2351	}
1960	}	2352	}
1961		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
1962	sub swap_out {	2362	sub swap_out {
1963	my ($self) = @_;	2363	my ($self) = @_;
1964		2364
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
1970	return if $self->players;	2369	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
1974	$self->clear;	2380	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2381	}
1977		2382
1978	sub reset_at {	2383	sub reset_at {
1979	my ($self) = @_;	2384	my ($self) = @_;
1980		2385
…		…
1998		2403
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2405
2001	return if $self->players;	2406	return if $self->players;
2002		2407
2003	warn "resetting map ", $self->path;	2408	cf::trace "resetting map ", $self->path, "\n";
2004		2409
2005	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
2006		2411
2007	# need to save uniques path	2412	# need to save uniques path
2008	unless ($self->{deny_save}) {	2413	unless ($self->{deny_save}) {
2009	my $uniq = $self->uniq_path; utf8::encode $uniq;	2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
2010		2415
…		…
2012	if $uniq;	2417	if $uniq;
2013	}	2418	}
2014		2419
2015	delete $cf::MAP{$self->path};	2420	delete $cf::MAP{$self->path};
2016		2421
		2422	$self->deactivate;
		2423	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2424	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2425
2021	$self->unlink_save;	2426	$self->unlink_save;
2022	$self->destroy;	2427	$self->destroy;
2023	}	2428	}
2024		2429
2025	my $nuke_counter = "aaaa";	2430	my $nuke_counter = "aaaa";
2026		2431
2027	sub nuke {	2432	sub nuke {
2028	my ($self) = @_;	2433	my ($self) = @_;
2029		2434
		2435	{
		2436	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2437
2030	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2031		2439
2032	$self->unlink_save;	2440	$self->unlink_save;
2033		2441
2034	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2035	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2447
2040	$cf::MAP{$self->path} = $self;	2448	$cf::MAP{$self->path} = $self;
		2449	}
2041		2450
2042	$self->reset; # polite request, might not happen	2451	$self->reset; # polite request, might not happen
2043	}	2452	}
2044		2453
2045	=item $maps = cf::map::tmp_maps	2454	=item $maps = cf::map::tmp_maps
…		…
2087		2496
2088	sub unique_maps() {	2497	sub unique_maps() {
2089	[	2498	[
2090	map {	2499	map {
2091	utf8::decode $_;	2500	utf8::decode $_;
2092	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2093	? normalise $_	2504	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2506	]
2097	}	2507	}
2098		2508
2099	package cf;	2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
2100		2540
2101	=back	2541	=back
2102		2542
2103	=head3 cf::object	2543	=head3 cf::object
2104		2544
…		…
2108		2548
2109	=over 4	2549	=over 4
2110		2550
2111	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2112		2552
2113	Returns the inventory of the object _and_ their inventories, recursively.	2553	Returns the inventory of the object I<and> their inventories, recursively,
		2554	but I<not> the object itself.
2114		2555
2115	=cut	2556	=cut
2116		2557
2117	sub inv_recursive_;	2558	sub inv_recursive_;
2118	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2121		2562
2122	sub inv_recursive {	2563	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2124	}	2565	}
2125		2566
		2567	=item $ref = $ob->ref
		2568
		2569	Creates and returns a persistent reference to an object that can be stored as a string.
		2570
		2571	=item $ob = cf::object::deref ($refstring)
		2572
		2573	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2574	even if the object actually exists. May block.
		2575
		2576	=cut
		2577
		2578	sub deref {
		2579	my ($ref) = @_;
		2580
		2581	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2582	my ($uuid, $name) = ($1, $2);
		2583	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2584	or return;
		2585	$pl->ob->uuid eq $uuid
		2586	or return;
		2587
		2588	$pl->ob
		2589	} else {
		2590	warn "$ref: cannot resolve object reference\n";
		2591	undef
		2592	}
		2593	}
		2594
2126	package cf;	2595	package cf;
2127		2596
2128	=back	2597	=back
2129		2598
2130	=head3 cf::object::player	2599	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2605	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2606	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2139		2608
2140	=cut	2609	=cut
		2610
		2611	our $SAY_CHANNEL = {
		2612	id => "say",
		2613	title => "Map",
		2614	reply => "say ",
		2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2616	};
		2617
		2618	our $CHAT_CHANNEL = {
		2619	id => "chat",
		2620	title => "Chat",
		2621	reply => "chat ",
		2622	tooltip => "Player chat and shouts, global to the server.",
		2623	};
2141		2624
2142	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2626	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2627	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
…		…
2152		2635
2153	} else {	2636	} else {
2154	my $pl = $self->contr;	2637	my $pl = $self->contr;
2155		2638
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2639	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2642
2165	} else {	2643	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2646	}
2169	}	2647	}
		2648	}
		2649
		2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2651
		2652	=cut
		2653
		2654	sub cf::object::send_msg {
		2655	my $pl = shift->contr
		2656	or return;
		2657	$pl->send_msg (@_);
2170	}	2658	}
2171		2659
2172	=item $player_object->may ("access")	2660	=item $player_object->may ("access")
2173		2661
2174	Returns wether the given player is authorized to access resource "access"	2662	Returns wether the given player is authorized to access resource "access"
…		…
2187		2675
2188	=item $player_object->enter_link	2676	=item $player_object->enter_link
2189		2677
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2679
2192	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2194		2684
2195	Will never block.	2685	Will never block.
2196		2686
2197	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2198		2688
…		…
2218	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2219	my ($self) = @_;	2709	my ($self) = @_;
2220		2710
2221	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2222		2712
		2713	++$self->{_link_recursion};
		2714
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2716
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2227		2719
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2721	}
2230		2722
2231	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2233		2725
…		…
2250	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2252		2744
2253	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2256		2748
2257	$map->load;	2749	$map->load;
2258	$map->load_diag;
2259		2750
2260	return unless $self->contr->active;	2751	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2752
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2265	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2266		2760
		2761	}
		2762
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2268		2764
2269	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2270	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2769	be called at the end of this process.
2274		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
		2773
2275	=cut	2774	=cut
2276		2775
2277	our $GOTOGEN;	2776	our $GOTOGEN;
2278		2777
2279	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2280	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
2281		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
		2786
2282	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2789
2285	$self->enter_link;	2790	$self->enter_link;
2286		2791
2287	(async {	2792	(async {
		2793	$Coro::current->{desc} = "player::goto $path $x $y";
		2794
		2795	# *tag paths override both path and x|y
		2796	if ($path =~ /^\*(.*)$/) {
		2797	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2798	my $ob = $obs[rand @obs];
		2799
		2800	# see if we actually can go there
		2801	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2802	$ob = $obs[rand @obs];
		2803	} else {
		2804	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2805	}
		2806	# else put us there anyways for now #d#
		2807
		2808	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2809	} else {
		2810	($path, $x, $y) = (undef, undef, undef);
		2811	}
		2812	}
		2813
2288	my $map = eval {	2814	my $map = eval {
2289	my $map = cf::map::find $path;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2290		2816
2291	if ($map) {	2817	if ($map) {
2292	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2294	} else {	2820	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2822	}
2297		2823
2298	$map	2824	$map
2299	};	2825	};
2300		2826
…		…
2306	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2307	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2308	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2309	}	2835	}
2310		2836
2311	$done->() if $done;	2837	$done->($self) if $done;
2312	})->prio (1);	2838	})->prio (1);
2313	}	2839	}
2314		2840
2315	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2316		2842
…		…
2336	}	2862	}
2337		2863
2338	sub prepare_random_map {	2864	sub prepare_random_map {
2339	my ($exit) = @_;	2865	my ($exit) = @_;
2340		2866
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2869	# that depends on the exit object
2346		2870
2347	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2873	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2354	}	2880	}
2355		2881
2356	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2357		2883
2358	my $data = cf::to_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2361		2887
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2890	undef $fh;
2365	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2366		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2369	}	2899	}
2370	}	2900	}
2371		2901
2372	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2374		2904
2375	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2376		2906
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2907	$self->enter_link;
2389		2908
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2909	(async {
2395	$self->deactivate_recursive; # just to be sure	2910	$Coro::current->{desc} = "enter_exit";
		2911
2396	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2916	my $x = $exit->stats->hp;
		2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
		2941
2397	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2398		2943
		2944	# if exit is damned, update players death & WoR home-position
		2945	$self->contr->savebed ($map, $x, $y)
		2946	if $exit->flag (cf::FLAG_DAMNED);
		2947
2399	1;	2948	1
2400	}) {	2949	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2954
2406	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2407	$self->leave_link;	2956	$self->leave_link;
2408	}	2957	}
2409	})->prio (1);	2958	})->prio (1);
2410	}	2959	}
2411		2960
…		…
2425		2974
2426	utf8::encode $text;	2975	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2977	}
2429		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
		3002	}
		3003
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		3005
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	3007	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	3008	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	3009	the message unless the client supports the msg packet.
2436		3010
2437	=cut	3011	=cut
2438		3012
		3013	# non-persistent channels (usually the info channel)
		3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
		3021	"c/identify" => {
		3022	id => "infobox",
		3023	title => "Identify",
		3024	reply => undef,
		3025	tooltip => "Items recently identified",
		3026	},
		3027	"c/examine" => {
		3028	id => "infobox",
		3029	title => "Examine",
		3030	reply => undef,
		3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
		3038	},
		3039	"c/book" => {
		3040	id => "infobox",
		3041	title => "Book",
		3042	reply => undef,
		3043	tooltip => "The contents of a note or book",
		3044	},
		3045	"c/lookat" => {
		3046	id => "infobox",
		3047	title => "Look",
		3048	reply => undef,
		3049	tooltip => "What you saw there",
		3050	},
		3051	"c/who" => {
		3052	id => "infobox",
		3053	title => "Players",
		3054	reply => undef,
		3055	tooltip => "Shows players who are currently online",
		3056	},
		3057	"c/body" => {
		3058	id => "infobox",
		3059	title => "Body Parts",
		3060	reply => undef,
		3061	tooltip => "Shows which body parts you posess and are available",
		3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
		3099	"c/uptime" => {
		3100	id => "infobox",
		3101	title => "Uptime",
		3102	reply => undef,
		3103	tooltip => "How long the server has been running since last restart",
		3104	},
		3105	"c/mapinfo" => {
		3106	id => "infobox",
		3107	title => "Map Info",
		3108	reply => undef,
		3109	tooltip => "Information related to the maps",
		3110	},
		3111	"c/party" => {
		3112	id => "party",
		3113	title => "Party",
		3114	reply => "gsay ",
		3115	tooltip => "Messages and chat related to your party",
		3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
		3125	);
		3126
2439	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3129
2442	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
		3132
		3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3134
		3135	# check predefined channels, for the benefit of C
		3136	if ($CHANNEL{$channel}) {
		3137	$channel = $CHANNEL{$channel};
		3138
		3139	$self->ext_msg (channel_info => $channel);
		3140	$channel = $channel->{id};
		3141
		3142	} elsif (ref $channel) {
		3143	# send meta info to client, if not yet sent
		3144	unless (exists $self->{channel}{$channel->{id}}) {
		3145	$self->{channel}{$channel->{id}} = $channel;
		3146	$self->ext_msg (channel_info => $channel);
		3147	}
		3148
		3149	$channel = $channel->{id};
		3150	}
2443		3151
2444	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2445		3153
2446	if ($self->can_msg) {	3154	# default colour, mask it out
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2448	} else {	3156	if $color & cf::NDI_DEF;
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458		3157
2459	if ($color >= 0) {	3158	my $pkt = "msg "
2460	if (0 && $msg =~ /\[/) {	3159	. $self->{json_coder}->encode (
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2462	} else {	3161	);
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")
2465	}
2466	}
2467	}
2468	}
2469		3162
		3163	$self->send_big_packet ($pkt);
		3164	}
		3165
2470	=item $client->ext_event ($type, %msg)	3166	=item $client->ext_msg ($type, @msg)
2471		3167
2472	Sends an ext event to the client.	3168	Sends an ext event to the client.
2473		3169
2474	=cut	3170	=cut
2475		3171
2476	sub cf::client::ext_event($$%) {	3172	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	3173	my ($self, $type, @msg) = @_;
2478		3174
		3175	if ($self->extcmd == 2) {
		3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3177	} elsif ($self->extcmd == 1) { # TODO: remove
		3178	push @msg, msgtype => "event_$type";
		3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3180	}
		3181	}
		3182
		3183	=item $client->ext_reply ($msgid, @msg)
		3184
		3185	Sends an ext reply to the client.
		3186
		3187	=cut
		3188
		3189	sub cf::client::ext_reply($$@) {
		3190	my ($self, $id, @msg) = @_;
		3191
2479	return unless $self->extcmd;	3192	return unless $self->extcmd == 2;
2480		3193
2481	$msg{msgtype} = "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2483	}	3195	}
2484		3196
2485	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2486		3198
2487	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2543		3255
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		3257
2546	if (ref $msg) {	3258	if (ref $msg) {
		3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3260
		3261	my @reply;
		3262
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3263	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	3264	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	3265	}
		3266
		3267	$ns->ext_reply ($reply, @reply)
		3268	if $reply;
		3269
2553	} else {	3270	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	3272	}
2556		3273
2557	cf::override;	3274	cf::override;
2558	},	3275	},
2559	);	3276	);
…		…
2579		3296
2580	$coro	3297	$coro
2581	}	3298	}
2582		3299
2583	cf::client->attach (	3300	cf::client->attach (
2584	on_destroy => sub {	3301	on_client_destroy => sub {
2585	my ($ns) = @_;	3302	my ($ns) = @_;
2586		3303
2587	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2588	},	3305	},
2589	);	3306	);
…		…
2604	our $safe = new Safe "safe";	3321	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
2606		3323
2607	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
2608		3325
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3326	$safe->permit_only (Opcode::opset qw(
		3327	:base_core :base_mem :base_orig :base_math :base_loop
		3328	grepstart grepwhile mapstart mapwhile
		3329	sort time
		3330	));
2610		3331
2611	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
2612		3333
2613	=pod	3334	=pod
2614		3335
2615	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
2616		3337
2617	cf::object	3338	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3339	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3340	insert remove name archname title slaying race decrease split
		3341	value
2620		3342
2621	cf::object::player	3343	cf::object::player
2622	player	3344	player
2623		3345
2624	cf::player	3346	cf::player
…		…
2629		3351
2630	=cut	3352	=cut
2631		3353
2632	for (	3354	for (
2633	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2634	insert remove)],	3356	insert remove inv nrof name archname title slaying race
		3357	decrease split destroy change_exp value msg lore send_msg)],
2635	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
2637	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
2638	) {	3361	) {
2639	no strict 'refs';
2640	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
2641	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2642	for @funs;	3364	for @funs;
2643	}	3365	}
2644		3366
…		…
2659		3381
2660	my $qcode = $code;	3382	my $qcode = $code;
2661	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2662	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
2663		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
2664	local $_;	3389	local $_;
2665	local @safe::cf::_safe_eval_args = values %vars;
2666		3390
2667	my $eval =	3391	my $eval =
2668	"do {\n"	3392	"do {\n"
2669	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2670	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
2671	. $code	3395	. $code
2672	. "\n}"	3396	. "\n}"
2673	;	3397	;
2674		3398
		3399	if ($CFG{safe_eval}) {
2675	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
2676	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2677	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
2678		3408
2679	if ($@) {	3409	if ($@) {
2680	warn "$@";	3410	warn "$@",
2681	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
2682	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
2683	}	3413	}
2684		3414
2685	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
2686	}	3416	}
2687		3417
…		…
2701	=cut	3431	=cut
2702		3432
2703	sub register_script_function {	3433	sub register_script_function {
2704	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
2705		3435
2706	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
2707	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
2708	}	3438	}
2709		3439
2710	=back	3440	=back
2711		3441
2712	=cut	3442	=cut
…		…
2715	# the server's init and main functions	3445	# the server's init and main functions
2716		3446
2717	sub load_facedata($) {	3447	sub load_facedata($) {
2718	my ($path) = @_;	3448	my ($path) = @_;
2719		3449
		3450	# HACK to clear player env face cache, we need some signal framework
		3451	# for this (global event?)
		3452	%ext::player_env::MUSIC_FACE_CACHE = ();
		3453
		3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3455
2720	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
2721		3457
2722	my $facedata;	3458	my $facedata = decode_storable load_file $path;
2723	0 < aio_load $path, $facedata
2724	or die "$path: $!";
2725
2726	$facedata = Coro::Storable::thaw $facedata;
2727		3459
2728	$facedata->{version} == 2	3460	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		3462
		3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3465	$facedata->{resource}{"res/exp_table"} = {
		3466	type => FT_RSRC,
		3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
		3469	};
		3470	cf::cede_to_tick;
		3471
2731	{	3472	{
2732	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
2733		3474
2734	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3477
2736	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2740		3483
2741	cf::cede_to_tick;	3484	cf::cede_to_tick;
2742	}	3485	}
2743		3486
2744	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3488	next unless $info->{smooth};
		3489
2746	my $idx = cf::face::find $face	3490	my $idx = cf::face::find $face
2747	or next;	3491	or next;
		3492
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3496	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
2753	}	3498	}
2754		3499
2755	cf::cede_to_tick;	3500	cf::cede_to_tick;
2756	}	3501	}
2757	}	3502	}
…		…
2766		3511
2767	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
2768	}	3513	}
2769		3514
2770	{	3515	{
2771	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3517
2776	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3519	if (defined (my $type = $info->{type})) {
2778	name => $name,	3520	# TODO: different hash - must free and use new index, or cache ixface data queue
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2784		3522
2785	if ($name =~ /\.jpg$/) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3524	cf::face::set_type $idx, $type;
		3525	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # any keys left are stashed into meta unless prepended
2788	} else {	3526	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3527	# $RESOURCE{$name} = $info; # unused
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3528	}
2795		3529
2796	cf::cede_to_tick;	3530	cf::cede_to_tick;
2797	}	3531	}
2798	}	3532	}
2799		3533
		3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3535
2800	1	3536	1
2801	}	3537	}
2802		3538
		3539	register_exticmd fx_want => sub {
		3540	my ($ns, $want) = @_;
		3541
		3542	while (my ($k, $v) = each %$want) {
		3543	$ns->fx_want ($k, $v);
		3544	}
		3545	};
		3546
		3547	sub load_resource_file($) {
		3548	my $guard = lock_acquire "load_resource_file";
		3549
		3550	my $status = load_resource_file_ $_[0];
		3551	get_slot 0.1, 100;
		3552	cf::arch::commit_load;
		3553
		3554	$status
		3555	}
		3556
2803	sub reload_regions {	3557	sub reload_regions {
		3558	# HACK to clear player env face cache, we need some signal framework
		3559	# for this (global event?)
		3560	%ext::player_env::MUSIC_FACE_CACHE = ();
		3561
2804	load_resource_file "$MAPDIR/regions"	3562	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3563	or die "unable to load regions file\n";
2806		3564
2807	for (cf::region::list) {	3565	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3566	$_->{match} = qr/$_->{match}/
…		…
2816	}	3574	}
2817		3575
2818	sub reload_archetypes {	3576	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3577	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3578	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3579	}
2827		3580
2828	sub reload_treasures {	3581	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
2831	}	3584	}
2832		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
2833	sub reload_resources {	3606	sub reload_resources {
2834	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
2835		3608
		3609	reload_exp_table;
		3610	reload_materials;
		3611	reload_facedata;
		3612	reload_sound;
		3613	reload_archetypes;
2836	reload_regions;	3614	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3615	reload_treasures;
2841		3616
2842	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
2843	}	3618	}
2844		3619
2845	sub init {	3620	sub reload_config {
2846	reload_resources;	3621	trace "reloading config file...\n";
2847	}
2848		3622
2849	sub cfg_load {	3623	my $config = load_file "$CONFDIR/config";
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3624	utf8::decode $config;
2851	or return;	3625	*CFG = decode_yaml $config;
2852		3626
2853	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;
2855
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2857		3628
2858	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2859	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2860		3631
2861	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
2865	};	3636	};
2866	warn $@ if $@;	3637	warn $@ if $@;
2867	}	3638	}
2868	}	3639	}
2869		3640
		3641	sub pidfile() {
		3642	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3643	or die "$PIDFILE: $!";
		3644	flock $fh, &Fcntl::LOCK_EX
		3645	or die "$PIDFILE: flock: $!";
		3646	$fh
		3647	}
		3648
		3649	# make sure only one server instance is running at any one time
		3650	sub atomic {
		3651	my $fh = pidfile;
		3652
		3653	my $pid = <$fh>;
		3654	kill 9, $pid if $pid > 0;
		3655
		3656	seek $fh, 0, 0;
		3657	print $fh $$;
		3658	}
		3659
		3660	sub main_loop {
		3661	trace "EV::loop starting\n";
		3662	if (1) {
		3663	EV::loop;
		3664	}
		3665	trace "EV::loop returned\n";
		3666	goto &main_loop unless $REALLY_UNLOOP;
		3667	}
		3668
2870	sub main {	3669	sub main {
		3670	cf::init_globals; # initialise logging
		3671
		3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3676
		3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3678
2871	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3681	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3682	(async {
2875	Event::one_event;	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3684	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
2877	};	3686	};
2878		3687
2879	cfg_load;	3688	evthread_start IO::AIO::poll_fileno;
		3689
		3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
		3697	cf::load_settings;
		3698
		3699	reload_resources;
		3700	reload_config;
2880	db_init;	3701	db_init;
		3702
		3703	cf::init_uuid;
		3704	cf::init_signals;
		3705	cf::init_skills;
		3706
		3707	cf::init_beforeplay;
		3708
		3709	atomic;
		3710
2881	load_extensions;	3711	load_extensions;
2882		3712
2883	$TICK_WATCHER->start;	3713	utime time, time, $RUNTIMEFILE;
2884	Event::loop;	3714
		3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
		3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3718
		3719	cf::_post_init 0;
		3720	};
		3721
		3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
		3729	goto &main_loop;
2885	}	3730	}
2886		3731
2887	#############################################################################	3732	#############################################################################
2888	# initialisation and cleanup	3733	# initialisation and cleanup
2889		3734
2890	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
2891	BEGIN {	3736	BEGIN {
		3737	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
2900	},
2901	);	3741	};
2902	}	3742	}
2903	}	3743	}
2904		3744
2905	sub write_runtime {	3745	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";	3746	my $t0 = AE::time;
2907		3747
2908	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
2910		3750
2911	IO::AIO::aio_utime $runtime, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2912		3752
2913	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
2914		3754
2915	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2916	or return;	3756	or return;
2917		3757
2918	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
2919	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
2920	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
2930	aio_utime $fh, undef, undef;	3770	aio_utime $fh, undef, undef;
2931		3771
2932	close $fh	3772	close $fh
2933	or return;	3773	or return;
2934		3774
2935	aio_rename "$runtime~", $runtime	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2936	and return;	3776	and return;
2937		3777
2938	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2939		3779
2940	1	3780	1
		3781	}
		3782
		3783	our $uuid_lock;
		3784	our $uuid_skip;
		3785
		3786	sub write_uuid_sync($) {
		3787	$uuid_skip ||= $_[0];
		3788
		3789	return if $uuid_lock;
		3790	local $uuid_lock = 1;
		3791
		3792	my $uuid = "$LOCALDIR/uuid";
		3793
		3794	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3795	or return;
		3796
		3797	my $value = uuid_seq uuid_cur;
		3798
		3799	unless ($value) {
		3800	info "cowardly refusing to write zero uuid value!\n";
		3801	return;
		3802	}
		3803
		3804	my $value = uuid_str $value + $uuid_skip;
		3805	$uuid_skip = 0;
		3806
		3807	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3808	and return;
		3809
		3810	# always fsync - this file is important
		3811	aio_fsync $fh
		3812	and return;
		3813
		3814	close $fh
		3815	or return;
		3816
		3817	aio_rename "$uuid~", $uuid
		3818	and return;
		3819
		3820	trace "uuid file written ($value).\n";
		3821
		3822	1
		3823
		3824	}
		3825
		3826	sub write_uuid($$) {
		3827	my ($skip, $sync) = @_;
		3828
		3829	$sync ? write_uuid_sync $skip
		3830	: async { write_uuid_sync $skip };
2941	}	3831	}
2942		3832
2943	sub emergency_save() {	3833	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
2945		3835
2946	warn "enter emergency perl save\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
2947		3842
2948	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
2949	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
2950	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
2951	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
2953	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3852	$pl->valid or next;
		3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3854	$pl->save;
2957	}	3855	}
2958	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
2959		3857
2960	warn "begin emergency map save\n";	3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
		3860	info "emergency_perl_save: begin map save\n";
2961	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
2962	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
2963	$map->valid or next;	3863	$map->valid or next;
2964	$map->save;	3864	$map->save;
2965	}	3865	}
2966	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
2967		3867
2968	warn "begin emergency database checkpoint\n";	3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
		3870	info "emergency_perl_save: begin database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
		3873
		3874	info "emergency_perl_save: begin write uuid\n";
		3875	write_uuid_sync 1;
		3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
2971	};	3896	};
2972		3897
2973	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
2974	}	3899	}
2975		3900
2976	sub post_cleanup {	3901	sub post_cleanup {
2977	my ($make_core) = @_;	3902	my ($make_core) = @_;
2978		3903
		3904	IO::AIO::flush;
		3905
2979	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
2980	if $make_core;	3907	if $make_core;
		3908
		3909	my $fh = pidfile;
		3910	unlink $PIDFILE if <$fh> == $$;
		3911	}
		3912
		3913	# a safer delete_package, copied from Symbol
		3914	sub clear_package($) {
		3915	my $pkg = shift;
		3916
		3917	# expand to full symbol table name if needed
		3918	unless ($pkg =~ /^main::.*::$/) {
		3919	$pkg = "main$pkg" if $pkg =~ /^::/;
		3920	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3921	$pkg .= '::' unless $pkg =~ /::$/;
		3922	}
		3923
		3924	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3925	my $stem_symtab = *{$stem}{HASH};
		3926
		3927	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3928	or return;
		3929
		3930	# clear all symbols
		3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3932	for my $name (keys %$leaf_symtab) {
		3933	_gv_clear *{"$pkg$name"};
		3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3935	}
2981	}	3936	}
2982		3937
2983	sub do_reload_perl() {	3938	sub do_reload_perl() {
2984	# can/must only be called in main	3939	# can/must only be called in main
2985	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
2986	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
2987	return;	3942	return;
2988	}	3943	}
2989		3944
2990	warn "reloading...";	3945	return if $RELOAD++;
2991		3946
2992	warn "entering sync_job";	3947	my $t1 = AE::time;
2993		3948
		3949	while ($RELOAD) {
		3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
		3952
		3953	trace "perl_reload: entering sync_job";
		3954
2994	cf::sync_job {	3955	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark
2996	cf::emergency_save;	3956	#cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark
2998		3957
2999	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;
3001
3002	# if anything goes wrong in here, we should simply crash as we already saved
3003
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008
3009	warn "flushing outstanding aio requests";
3010	for (;;) {
3011	BDB::flush;
3012	IO::AIO::flush;
3013	Coro::cede;
3014	last unless IO::AIO::nreqs || BDB::nreqs;
3015	warn "iterate...";
3016	}
3017
3018	++$RELOAD;
3019
3020	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3021	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3022	%EXT_CORO = ();	3960	%EXT_CORO = ();
3023		3961
3024	warn "removing commands";	3962	trace "perl_reload: removing commands";
3025	%COMMAND = ();	3963	%COMMAND = ();
3026		3964
3027	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3028	%EXTCMD = ();	3966	%EXTCMD = ();
3029	%EXTICMD = ();	3967	%EXTICMD = ();
3030		3968
3031	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3032	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3033	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3034		3972
3035	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3036	eval {	3974	eval {
3037	$cb->($pkg);	3975	$cb->($pkg);
3038	1	3976	1
3039	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
		3978	}
		3979
		3980	trace "... clearing $pkg";
		3981	clear_package $pkg;
3040	}	3982	}
3041		3983
3042	warn "... nuking $pkg";
3043	Symbol::delete_package $pkg;
3044	}
3045
3046	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3047	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3048	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3049		3987
3050	warn "... unloading $k";	3988	trace "... unloading $k";
3051	delete $INC{$k};	3989	delete $INC{$k};
3052		3990
3053	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3054	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3055		3993
3056	if (my $cb = $k->can ("unload_module")) {	3994	if (my $cb = $k->can ("unload_module")) {
3057	$cb->();	3995	$cb->();
		3996	}
		3997
		3998	clear_package $k;
3058	}	3999	}
3059		4000
3060	Symbol::delete_package $k;
3061	}
3062
3063	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3064	Symbol::delete_package "safe::$_"	4002	clear_package "safe::$_"
3065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3066		4004
3067	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3068	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3069	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3070		4008
3071	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3072	# and global variables created in xs	4010	# and global variables created in xs
3073	#Symbol::delete_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3074		4012
3075	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3076		4014
3077	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3078	require cf;	4016	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3080		4018
3081	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3082	cf::cfg_load;	4020	cf::reload_config;
3083		4021
3084	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3085	cf::load_extensions;	4023	cf::load_extensions;
3086		4024
		4025	if ($REATTACH_ON_RELOAD) {
3087	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3088	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3089	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3090	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3091	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3092	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3093		4033
3094	warn "leaving sync_job";	4034	cf::_post_init 1;
3095		4035
		4036	trace "perl_reload: leaving sync_job";
		4037
3096	1	4038	1
3097	} or do {	4039	} or do {
3098	warn $@;	4040	error $@;
3099	warn "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3100	exit 1;	4042	};
		4043
		4044	--$RELOAD;
3101	};	4045	}
3102		4046
3103	warn "reloaded";	4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3104	};	4049	};
3105		4050
3106	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3107		4052
3108	sub reload_perl() {	4053	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3111		4056
3112	$RELOAD_WATCHER ||= Event->timer (	4057	$RELOAD_WATCHER ||= cf::async {
3113	reentrant => 0,	4058	Coro::AIO::aio_wait cache_extensions;
3114	after => 0,	4059
3115	data => WF_AUTOCANCEL,	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3116	cb => sub {
3117	do_reload_perl;	4061	do_reload_perl;
3118	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
3119	},	4063	};
3120	);	4064	};
3121	}	4065	}
3122		4066
3123	register_command "reload" => sub {	4067	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
3125		4069
3126	if ($who->flag (FLAG_WIZ)) {	4070	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	4071	$who->message ("reloading server.");
		4072	async {
		4073	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	4074	reload_perl;
		4075	};
3129	}	4076	}
3130	};	4077	};
3131		4078
3132	unshift @INC, $LIBDIR;	4079	#############################################################################
3133		4080
3134	my $bug_warning = 0;	4081	my $bug_warning = 0;
3135		4082
3136	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;
3138
3139	sub wait_for_tick {	4083	sub wait_for_tick() {
3140	return unless $TICK_WATCHER->is_active;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3141	return if $Coro::current == $Coro::main;
3142		4085
3143	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3144	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;
3146	}	4087	}
3147		4088
3148	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3149	return unless $TICK_WATCHER->is_active;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3150	return if $Coro::current == $Coro::main;
3151		4091
3152	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	4094	$signal->wait;
3155	}	4095	}
3156		4096
3157	my $min = 1e6;#d#	4097	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	4098	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3169	return;	4101	return;
3170	}	4102	}
3171		4103
3172	$NOW = $tick_start = Event::time;	4104	cf::one_tick; # one server iteration
3173		4105
3174	cf::server_tick; # one server iteration	4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3175		4107
3176	0 && sync_job {#d#	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3177	for(1..10) {	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3178	my $t = Event::time;	4110	Coro::async_pool {
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4111	$Coro::current->{desc} = "runtime saver";
3180	or die;	4112	write_runtime_sync
3181		4113	or error "ERROR: unable to write runtime file: $!";
3182	$map->width (50);
3183	$map->height (50);
3184	$map->alloc;
3185	$map->_load_objects ("/tmp/x.map", 1);
3186	my $t = Event::time - $t;
3187
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	4114	};
		4115	}
3198		4116
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	4118	$sig->send;
3215	}	4119	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3217	$sig->send;
3218	}
3219		4121
3220	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		4124
3231	_post_tick;	4125	if (0) {
3232		4126	if ($NEXT_TICK) {
3233		4127	my $jitter = $TICK_START - $NEXT_TICK;
		4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4129	debug "jitter $JITTER\n";#d#
		4130	}
3234	},	4131	}
3235	);	4132	}
3236		4133
3237	{	4134	{
3238	BDB::max_poll_time $TICK * 0.1;	4135	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	4136
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3248		4138	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		4140
3264	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
		4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		4148
3267	cf::sync_job {	4149	cf::sync_job {
3268	eval {	4150	eval {
3269	BDB::db_env_open	4151	BDB::db_env_open
3270	$DB_ENV,	4152	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4154	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4155	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	4156	0666;
3275		4157
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4158	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	4159	};
3281		4160
3282	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	4162	};
3284	}	4163	}
		4164
		4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4167	};
		4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4170	};
		4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4173	};
3285	}	4174	}
3286		4175
3287	{	4176	{
		4177	# configure IO::AIO
		4178
3288	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	4182	}
3301		4183
3302	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3303		4186
3304	sub _log_backtrace {	4187	sub _log_backtrace {
3305	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3306		4189
3307	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3308		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3309	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3311	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3312	async {	4200	async {
		4201	$Coro::current->{desc} = "abt $msg";
		4202
3313	my @bt = fork_call {	4203	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	4207	or die "addr2line: $!";
…		…
3325	}	4215	}
3326		4216
3327	@funcs	4217	@funcs
3328	};	4218	};
3329		4219
3330	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3331	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3332	--$_log_backtrace;	4223	--$_log_backtrace;
3333	};	4224	};
3334	} else {	4225	} else {
3335	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3336	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3337	}	4228	}
3338	}	4229	}
3339		4230
3340	# load additional modules	4231	# load additional modules
3341	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3342		4234
3343	END { cf::emergency_save }	4235	END { cf::emergency_save }
3344		4236
3345	1	4237	1
3346		4238

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines