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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.365 by root, Tue Sep 11 13:27:56 2007 UTC vs.
Revision 1.580 by root, Wed Jan 4 03:22:48 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	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;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	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;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	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;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
84	our $BDB_POLL_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	129	our $DB_ENV;
88		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
89	our %CFG;	133	our %CFG;
90		134
91	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
		138	our $NOW;
93		139
94	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
97		143
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		146
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
103	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 $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
104		159
105	binmode STDOUT;	160	binmode STDOUT;
106	binmode STDERR;	161	binmode STDERR;
107		162
108	# read virtual server time, if available	163	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
113	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
114		171
115	mkdir $_	172	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		174
118	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
119		176
120	sub cf::map::normalise;	177	sub cf::map::normalise;
121		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
122	#############################################################################	183	#############################################################################
123		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
124	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
125		197
126	=over 4	198	=over 4
127		199
128	=item $cf::UPTIME	200	=item $cf::UPTIME
129		201
130	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.
131		218
132	=item $cf::RUNTIME	219	=item $cf::RUNTIME
133		220
134	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
135	every server tick.	222	every server tick.
…		…
141	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
144	database environment.	231	database environment.
145		232
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	233	=item $cf::LOADAVG
155		234
156	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
161		240
162	The raw value load value from the last tick.	241	The raw value load value from the last tick.
163		242
164	=item %cf::CFG	243	=item %cf::CFG
165		244
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	246	from wherever your confdir points to.
168		247
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		249
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
175	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
176		272
177	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
178	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
179	that call.	275	that call.
180		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
181	=back	283	=back
182		284
183	=cut	285	=cut
184		286
185	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	294	my $msg = join "", @_;
188		295
189	$msg .= "\n"	296	$msg .= "\n"
190	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
191		298
192	$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;
193		300
194	LOG llevError, $msg;	301	LOG llevWarn, $msg;
195	};	302	};
196	}	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	};
197		317
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	328	for my $pkg (qw(
209	cf::global cf::attachable	329	cf::global cf::attachable
210	cf::object cf::object::player	330	cf::object cf::object::player
211	cf::client cf::player	331	cf::client cf::player
212	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
213	cf::map cf::party cf::region	334	cf::party cf::region
214	)) {	335	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	337	}
218		338
219	$Event::DIED = sub {	339	$EV::DIED = sub {
220	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
221	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
222		347
223	#############################################################################	348	#############################################################################
224		349
225	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
226		351
…		…
247	$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;
248	$d	373	$d
249	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
250	}	375	}
251		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
252	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
253		392
254	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
255		394
256	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
257		396
258	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
259		398
260	=cut	399	=cut
261		400
262	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
263		402
264	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
265	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	}
266		467
267	=item cf::lock_wait $string	468	=item cf::lock_wait $string
268		469
269	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
270		471
271	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
272		473
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
276	returned.	477	returned.
277		478
278	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	480	deadlocked coro.
…		…
285		486
286	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.
287		488
288	=cut	489	=cut
289		490
290	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		492
293	sub lock_wait($) {	493	sub lock_wait($) {
294	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	495	}
307		496
308	sub lock_acquire($) {	497	sub lock_acquire($) {
309	my ($key) = @_;	498	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	499	}
323		500
324	sub lock_active($) {	501	sub lock_active($) {
325	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	503	}
329		504
330	sub freeze_mainloop {	505	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
332		507
333	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	509	}
335	};	510
336	$TICK_WATCHER->stop;	511	=item cf::periodic $interval, $cb
337	$guard	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
338	}	524	}
339		525
340	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
341		527
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
343	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
344	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$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.
345		535
346	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
347	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
348		538
349	Useful for short background jobs.	539	Useful for short background jobs.
350		540
351	=cut	541	=cut
352		542
353	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
355		546
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
358	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
359		553
360	while () {	554	while () {
361	next_job:	555	next_job:
		556
362	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	558
364	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	563	$job->[2]->send;
368	Coro::cede;	564	Coro::cede;
369	goto next_job;	565	goto next_job;
370	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	568	}
372	}	569	}
373		570
374	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
377	$signal->wait;
378	} else {	574	} else {
		575	$busy = 0;
379	Coro::schedule;	576	Coro::schedule;
380	}	577	}
381	}	578	}
382	};	579	};
383		580
384	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
385	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
386		585
387	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
388	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
389		589
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
403		603
404	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
405		605
406	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
407		607
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	609	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	610	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	611	acceptable.
412		612
413	If it must be done, put the blocking parts into C<sync_job>. This will run	613	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	614	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	618	=cut
419		619
420	sub sync_job(&) {	620	sub sync_job(&) {
421	my ($job) = @_;	621	my ($job) = @_;
422		622
423	if ($Coro::current == $Coro::main) {	623	if (in_main) {
424	my $time = Event::time;	624	my $time = AE::time;
425		625
426	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
428		628
429	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	630
431	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
432		632
433	my $busy = 1;	633	my $busy = 1;
434	my @res;	634	my @res;
435		635
436	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	638	@res = eval { $job->() };
438	warn $@ if $@;	639	error $@ if $@;
439	undef $busy;	640	undef $busy;
440	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
441		642
442	while ($busy) {	643	while ($busy) {
443	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
444	}	648	}
		649	}
445		650
446	$time = Event::time - $time;	651	my $time = AE::time - $time;
447		652
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
452		654
453	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
454	} else {	656	} else {
455	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
456		658
…		…
476	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
477		679
478	$coro	680	$coro
479	}	681	}
480		682
481	=item fork_call { }, $args	683	=item fork_call { }, @args
482		684
483	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
487		689
488	=cut	690	=cut
		691
		692	sub post_fork {
		693	reset_signals;
		694	}
489		695
490	sub fork_call(&@) {	696	sub fork_call(&@) {
491	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
492		698
493	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
496		702
497	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
498	reset_signals;	704	cf::post_fork;
499	&$cb	705	&$cb
500	}, @args;	706	} @args;
501		707
502	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		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
503	}	747	}
504		748
505	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
506		750
507	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
517	within each server.	761	within each server.
518		762
519	=cut	763	=cut
520		764
521	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
522	my ($name) = @_;	769	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
524		771
525	eval {	772	eval {
526	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
536	}	783	}
537		784
538	our $DB;	785	our $DB;
539		786
540	sub db_init {	787	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	788	$DB ||= db_table "db";
543	};
544	}	789	}
545		790
546	sub db_get($$) {	791	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
548		793
549	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
550	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
551		798
552	$! ? ()	799	$! ? ()
553	: $data	800	: $data
554	}
555	}	801	}
556		802
557	sub db_put($$$) {	803	sub db_put($$$) {
558	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		833
588	my @data;	834	my @data;
589	my $md5;	835	my $md5;
590		836
591	for (0 .. $#$src) {	837	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	839	}
595		840
596	# if processing is expensive, check	841	# if processing is expensive, check
597	# checksum first	842	# checksum first
598	if (1) {	843	if (1) {
…		…
615		860
616	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	862	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
619		864
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		866
622	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
625		870
…		…
635		880
636	=cut	881	=cut
637		882
638	sub datalog($@) {	883	sub datalog($@) {
639	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	886	}
642		887
643	=back	888	=back
644		889
645	=cut	890	=cut
646		891
647	#############################################################################	892	#############################################################################
648		893
649	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
650		895
651	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
652	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")
653	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
654		899
655	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>
656	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
657	Crossfire TRT).	902	Deliantra).
658		903
659	=over 4	904	=over 4
660		905
661	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
662		907
…		…
706	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
707		952
708	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
710		955
711	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		958
714	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
715		960
716	=over 4	961	=over 4
…		…
840		1085
841	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1088
844	} elsif (ref $type) {	1089	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
846		1091
847	} else {	1092	} else {
848	shift @arg;	1093	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
850	}	1095	}
851	}	1096	}
852	}	1097	}
853		1098
854	sub _object_attach {	1099	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
865	}	1110	}
866		1111
867	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
868	} else {	1113	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1115	}
871		1116
872	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
873	}	1118	}
874		1119
…		…
933		1178
934	for (@$callbacks) {	1179	for (@$callbacks) {
935	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
936		1181
937	if ($@) {	1182	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1184	override;
941	}	1185	}
942		1186
943	return 1 if $override;	1187	return 1 if $override;
944	}	1188	}
945		1189
946	0	1190	0
947	}	1191	}
948		1192
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1194
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1196
953	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
954		1198
…		…
960		1204
961	=cut	1205	=cut
962		1206
963	#############################################################################	1207	#############################################################################
964	# object support	1208	# object support
965	#
966		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 $SLOW_MERGES;#d#
967	sub _can_merge {	1243	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
969		1245
970	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1247
974	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
975	}	1250	}
976		1251
977	sub reattach {	1252	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1254	my ($obj) = @_;
980		1255
		1256	# no longer needed after getting rid of delete_package?
981	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
982		1258
983	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
984		1260
985	@$registry = ();	1261	@$registry = ();
986		1262
…		…
991	for (@$attach) {	1267	for (@$attach) {
992	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
994	}	1270	}
995	} else {	1271	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1273	}
998	}	1274	}
999	}	1275	}
1000		1276
1001	cf::attachable->attach (	1277	cf::attachable->attach (
1002	prio => -1000000,	1278	prio => -1000000,
1003	on_instantiate => sub {	1279	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
1005		1281
1006	$data = from_json $data;	1282	$data = decode_json $data;
1007		1283
1008	for (@$data) {	1284	for (@$data) {
1009	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
1010		1286
1011	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1301	);
1026		1302
1027	sub object_freezer_save {	1303	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1029		1305
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1306	sync_job {
1033	if (length $$rdata) {	1307	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1037		1312
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1320	aio_close $fh;
1043		1321
1044	if (@$objs) {	1322	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1049	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	}
1050	close $fh;	1331	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1333	}
1053	} else {	1334	} else {
1054	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1055	}	1336	}
1056		1337
1057	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1342	} else {
1059	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1060	}	1344	}
1061	} else {	1345	} else {
1062	aio_unlink $filename;	1346	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1064	}	1348	}
1065	};	1349	};
1066
1067	undef $guard;
1068	}	1350	}
1069		1351
1070	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1072		1354
…		…
1077		1359
1078	sub object_thawer_load {	1360	sub object_thawer_load {
1079	my ($filename) = @_;	1361	my ($filename) = @_;
1080		1362
1081	my ($data, $av);	1363	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1364
1085	(aio_load $filename, $data) >= 0	1365	(aio_load $filename, $data) >= 0
1086	or return;	1366	or return;
1087		1367
1088	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1370	or return;
1091		1371
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1094	}	1374	}
1095		1375
1096	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1099		1380
1100	($data, $av)	1381	($data, $av)
1101	}	1382	}
1102		1383
1103	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1160		1441
1161	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1162	}	1443	}
1163		1444
		1445	use File::Glob ();
		1446
1164	cf::player->attach (	1447	cf::player->attach (
1165	on_command => sub {	1448	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1167		1450
1168	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1169	or return;	1452	or return;
1170		1453
…		…
1178	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1179		1462
1180	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1181		1464
1182	if (ref $msg) {	1465	if (ref $msg) {
1183	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1184	"ARRAY" eq ref $msg
1185	? @$msg
1186	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1187		1467
1188	my @reply;	1468	my @reply;
1189		1469
1190	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1191	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1193		1473
1194	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1475	if $reply;
1196		1476
1197	} else {	1477	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1479	}
1200		1480
1201	cf::override;	1481	cf::override;
1202	},	1482	},
1203	);	1483	);
1204		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
1205	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1206	cf::sync_job {	1501	cf::sync_job {
1207	my %todo;	1502	my %todo;
1208		1503
1209	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1505	next unless -r $path;
…		…
1228		1523
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1526
1232	$ext{source} =	1527	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1235	. $source	1530	. $source
1236	. "\n};\n1";	1531	. "\n};\n1";
1237		1532
1238	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1239	}	1534	}
1240		1535
		1536	my $pass = 0;
1241	my %done;	1537	my %done;
1242	while (%todo) {	1538	while (%todo) {
1243	my $progress;	1539	my $progress;
1244		1540
		1541	++$pass;
		1542
		1543	ext:
1245	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1546	next ext
1248	unless exists $done{$_};	1547	unless exists $done{$_};
1249	}	1548	}
1250		1549
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1551
1253	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1258	warn $msg;	1559
1259	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1561	delete $todo{$k};
1261	}	1562	} else {
1262		1563	$done{$k} = delete $todo{$k};
1263	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1264	}	1569	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1570	}
1270		1571
1271	skip:	1572	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1274	}	1582	}
1275	};	1583	};
1276	}	1584	}
1277		1585
1278	#############################################################################	1586	#############################################################################
1279		1587
1280	=back	1588	=back
1281		1589
1282	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1283		1591
1284	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1285		1593
1286	=cut	1594	=cut
1287		1595
1288	package cf::player;	1596	package cf::player;
1289		1597
…		…
1332		1640
1333	sub exists($) {	1641	sub exists($) {
1334	my ($login) = @_;	1642	my ($login) = @_;
1335		1643
1336	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1338	}	1646	}
1339		1647
1340	sub find($) {	1648	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1650	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1660	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1661
1354	my $f = new_from_file cf::object::thawer path $login	1662	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1663	or return;
1356		1664
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1665	my $pl = cf::player::load_pl $f
1359	or return;	1666	or return;
		1667
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1668	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1669	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1363	}	1671	}
1364	}	1672	}
1365	}	1673	}
1366		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($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	);
		1687
1367	sub save($) {	1688	sub save($) {
1368	my ($pl) = @_;	1689	my ($pl) = @_;
1369		1690
1370	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1371		1692
…		…
1374		1695
1375	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1376		1697
1377	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
		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];
1379		1705
1380	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1707	cf::cede_to_tick;
1382	}	1708	}
1383		1709
…		…
1415	my ($pl) = @_;	1741	my ($pl) = @_;
1416		1742
1417	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1418		1744
1419	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1420	$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
1421		1747
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1425	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1426		1756
1427	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1467		1797
1468	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
1469	my $path = path $login;	1799	my $path = path $login;
1470		1800
1471	# a .pst is a dead give-away for a valid player	1801	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1807	}
1477		1808
…		…
1481		1812
1482	\@logins	1813	\@logins
1483	}	1814	}
1484		1815
1485	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1486		1819
1487	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1488	player. May block.	1821	player. May block.
1489		1822
1490	=cut	1823	=cut
…		…
1508	}	1841	}
1509		1842
1510	\@paths	1843	\@paths
1511	}	1844	}
1512		1845
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1847
1515	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1849
1564	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1565		1851
1566	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1567		1853
…		…
1599		1885
1600	=cut	1886	=cut
1601		1887
1602	sub find_by_path($) {	1888	sub find_by_path($) {
1603	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1604		1892
1605	my ($match, $specificity);	1893	my ($match, $specificity);
1606		1894
1607	for my $region (list) {	1895	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1636		1924
1637	sub generate_random_map {	1925	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1640	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1931	}
1654		1932
1655	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1656		1934
1657	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
…		…
1662		1940
1663	sub register {	1941	sub register {
1664	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1943	my $pkg = caller;
1666		1944
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1946
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1948	}
1672		1949
1673	# also paths starting with '/'	1950	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1952
1676	sub thawer_merge {	1953	sub thawer_merge {
1677	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1678		1955
1679	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1684	}	1961	}
1685		1962
1686	sub normalise {	1963	sub normalise {
1687	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1688		1965
1689	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1690		1967
1691	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1692		1969
1693	# map plan:	1970	# map plan:
1694	#	1971	#
…		…
1709	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1987	$path = "$base/$path";
1711	}	1988	}
1712		1989
1713	for ($path) {	1990	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1717	}	1993	}
1718		1994
1719	$path	1995	$path
…		…
1733	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1734	return $self;	2010	return $self;
1735	}	2011	}
1736	}	2012	}
1737		2013
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2015	()
1740	}	2016	}
1741		2017
		2018	# may re-bless or do other evil things
1742	sub init {	2019	sub init {
1743	my ($self) = @_;	2020	my ($self) = @_;
1744		2021
1745	$self	2022	$self
1746	}	2023	}
…		…
1765		2042
1766	# the temporary/swap location	2043	# the temporary/swap location
1767	sub save_path {	2044	sub save_path {
1768	my ($self) = @_;	2045	my ($self) = @_;
1769		2046
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1772	}	2049	}
1773		2050
1774	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1775	sub uniq_path {	2052	sub uniq_path {
1776	my ($self) = @_;	2053	my ($self) = @_;
1777		2054
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2057	}
1790		2058
1791	sub decay_objects {	2059	sub decay_objects {
1792	my ($self) = @_;	2060	my ($self) = @_;
1793		2061
…		…
1820	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1821		2089
1822	1	2090	1
1823	}	2091	}
1824		2092
		2093	# used to laod the header of an original map
1825	sub load_header_orig {	2094	sub load_header_orig {
1826	my ($self) = @_;	2095	my ($self) = @_;
1827		2096
1828	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1829	}	2098	}
1830		2099
		2100	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2101	sub load_header_temp {
1832	my ($self) = @_;	2102	my ($self) = @_;
1833		2103
1834	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1835	}	2105	}
1836		2106
		2107	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2108	sub prepare_temp {
1838	my ($self) = @_;	2109	my ($self) = @_;
1839		2110
1840	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1842	# safety	2113	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2116	}
1846		2117
		2118	# called after loading the header from an original map
1847	sub prepare_orig {	2119	sub prepare_orig {
1848	my ($self) = @_;	2120	my ($self) = @_;
1849		2121
1850	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2147
1876	sub find;	2148	sub find;
1877	sub find {	2149	sub find {
1878	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1879		2151
		2152	cf::cede_to_tick;
		2153
1880	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1881		2155
1882	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2158
1885	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1890	or return;	2161	or return;
1891		2162
1892	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1893		2164
…		…
1895	or return;	2166	or return;
1896		2167
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
1900	undef $guard1;	2172	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2173	$map->reset;
1903	return find $path;	2174	return find $path;
1904	}	2175	}
1905		2176
1906	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1907	}	2178	}
1908	}	2179	}
1909		2180
1910	sub pre_load { }	2181	sub pre_load { }
1911	sub post_load { }	2182	#sub post_load { } # XS
1912		2183
1913	sub load {	2184	sub load {
1914	my ($self) = @_;	2185	my ($self) = @_;
1915		2186
1916	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2190
1920	{	2191	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1922		2193
1923	return unless $self->valid;	2194	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2196
1928	$self->alloc;	2197	$self->alloc;
1929		2198
1930	$self->pre_load;	2199	$self->pre_load;
1931	cf::cede_to_tick;	2200	cf::cede_to_tick;
1932		2201
		2202	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2204	$f->skip_block;
1935	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
1936	or return;	2206	or return;
1937		2207
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
1939	if delete $self->{load_original};	2209	if delete $self->{load_original};
1940		2210
1941	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2212	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2215	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
1948	}	2219	}
1949	}	2220	}
1950	}
1951		2221
1952	$f->resolve_delayed_derefs;	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);
1953		2229
1954	cf::cede_to_tick;	2230	cf::cede_to_tick;
1955	# now do the right thing for maps	2231	# now do the right thing for maps
1956	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2238	$self->decay_objects;
1963	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
1964	$self->update_buttons;	2240	$self->update_buttons;
1965	cf::cede_to_tick;	2241	cf::cede_to_tick;
1966	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2243	}
1970		2244
1971	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2247	}
1976		2248
1977	$self->post_load;	2249	$self->post_load;
1978	}
1979		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2257	sub customise_for {
1981	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
1982		2259
1983	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2261	if $self->per_player;
…		…
1987	# if $self->per_party;	2264	# if $self->per_party;
1988		2265
1989	$self	2266	$self
1990	}	2267	}
1991		2268
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2269	sub find_sync {
2019	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2020		2271
2021	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, $origin
2022	}	2277	}
2023		2278
2024	sub do_load_sync {	2279	sub do_load_sync {
2025	my ($map) = @_;	2280	my ($map) = @_;
2026		2281
		2282	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2029		2285
2030	cf::sync_job { $map->load };	2286	$map->load;
2031	}	2287	}
2032		2288
2033	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2035		2291
2036	sub find_async {	2292	sub find_async {
2037	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2038		2294
2039	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2040		2296
2041	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
2043	}	2299	}
2044		2300
2045	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2046		2302
2047	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
		2304	$Coro::current->{desc} = "map prefetcher";
		2305
2048	while (%MAP_PREFETCH) {	2306	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2307	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2308	if (my $map = find $k) {
2051	$map->load if $v;	2309	$map->load if $v;
2052	}	2310	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2060		2318
2061	()	2319	()
2062	}	2320	}
2063		2321
		2322	# common code, used by both ->save and ->swapout
2064	sub save {	2323	sub _save {
2065	my ($self) = @_;	2324	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2325
2069	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2070		2327
2071	return unless $self->dirty;	2328	return unless $self->dirty;
2072		2329
…		…
2078	return if $self->{deny_save};	2335	return if $self->{deny_save};
2079		2336
2080	local $self->{last_access} = $self->last_access;#d#	2337	local $self->{last_access} = $self->last_access;#d#
2081		2338
2082	cf::async {	2339	cf::async {
		2340	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
2084	};	2342	};
		2343
		2344	cf::get_slot 0.02;
2085		2345
2086	if ($uniq) {	2346	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2349	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2351	}
2092	}	2352	}
2093		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2094	sub swap_out {	2362	sub swap_out {
2095	my ($self) = @_;	2363	my ($self) = @_;
2096		2364
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2102	return if $self->players;	2369	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	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
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2104	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2105		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2106	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2107		2421
2108	$self->deactivate;	2422	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2424	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2425
2156	$self->unlink_save;	2426	$self->unlink_save;
2157	$self->destroy;	2427	$self->destroy;
2158	}	2428	}
2159		2429
…		…
2167		2437
2168	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2169		2439
2170	$self->unlink_save;	2440	$self->unlink_save;
2171		2441
2172	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2447
…		…
2226		2496
2227	sub unique_maps() {	2497	sub unique_maps() {
2228	[	2498	[
2229	map {	2499	map {
2230	utf8::decode $_;	2500	utf8::decode $_;
2231	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2232	? normalise $_	2504	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2506	]
2236	}	2507	}
2237		2508
2238	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	}
2239		2540
2240	=back	2541	=back
2241		2542
2242	=head3 cf::object	2543	=head3 cf::object
2243		2544
…		…
2247		2548
2248	=over 4	2549	=over 4
2249		2550
2250	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2251		2552
2252	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.
2253		2555
2254	=cut	2556	=cut
2255		2557
2256	sub inv_recursive_;	2558	sub inv_recursive_;
2257	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2263	}	2565	}
2264		2566
2265	=item $ref = $ob->ref	2567	=item $ref = $ob->ref
2266		2568
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2569	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2570
2269	=item $ob = cf::object::deref ($refstring)	2571	=item $ob = cf::object::deref ($refstring)
2270		2572
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2573	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2574	even if the object actually exists. May block.
…		…
2274	=cut	2576	=cut
2275		2577
2276	sub deref {	2578	sub deref {
2277	my ($ref) = @_;	2579	my ($ref) = @_;
2278		2580
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2581	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2582	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2583	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2584	or return;
2286	$pl->ob->uuid eq $uuid	2585	$pl->ob->uuid eq $uuid
2287	or return;	2586	or return;
…		…
2307	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
2308	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2309		2608
2310	=cut	2609	=cut
2311		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	};
		2624
2312	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2626	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2629	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2642
2330	} else {	2643	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2646	}
2334	}	2647	}
2335	}	2648	}
2336		2649
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2675
2363	=item $player_object->enter_link	2676	=item $player_object->enter_link
2364		2677
2365	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}>).
2366		2679
2367	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.
2368	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.
2369		2684
2370	Will never block.	2685	Will never block.
2371		2686
2372	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2373		2688
…		…
2393	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2709	my ($self) = @_;
2395		2710
2396	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2397		2712
		2713	++$self->{_link_recursion};
		2714
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2716
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2402		2719
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2721	}
2405		2722
2406	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2408		2725
…		…
2425	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2427		2744
2428	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2431		2748
2432	$map->load;	2749	$map->load;
2433	$map->load_neighbours;
2434		2750
2435	return unless $self->contr->active;	2751	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2752
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2440	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2441		2760
		2761	}
		2762
2442	=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)]])
2443		2764
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	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
2448	be called at the end of this process.	2769	be called at the end of this process.
2449		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
2450	=cut	2774	=cut
2451		2775
2452	our $GOTOGEN;	2776	our $GOTOGEN;
2453		2777
2454	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2780
		2781	if ($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
2457	# 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
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2789
2460	$self->enter_link;	2790	$self->enter_link;
2461		2791
2462	(async {	2792	(async {
		2793	$Coro::current->{desc} = "player::goto $path $x $y";
		2794
2463	# *tag paths override both path and x|y	2795	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2796	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2797	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	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	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2805	}
		2806	# else put us there anyways for now #d#
		2807
2467	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2808	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2809	} else {
		2810	($path, $x, $y) = (undef, undef, undef);
2468	}	2811	}
2469	}	2812	}
2470		2813
2471	my $map = eval {	2814	my $map = eval {
2472	my $map = cf::map::find $path;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2473		2816
2474	if ($map) {	2817	if ($map) {
2475	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2476	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2477	} else {	2820	} else {
2478	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2479	}	2822	}
2480		2823
2481	$map	2824	$map
2482	};	2825	};
2483		2826
…		…
2489	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2490	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2491	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2492	}	2835	}
2493		2836
2494	$done->() if $done;	2837	$done->($self) if $done;
2495	})->prio (1);	2838	})->prio (1);
2496	}	2839	}
2497		2840
2498	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2499		2842
…		…
2519	}	2862	}
2520		2863
2521	sub prepare_random_map {	2864	sub prepare_random_map {
2522	my ($exit) = @_;	2865	my ($exit) = @_;
2523		2866
2524	my $guard = cf::lock_acquire "exit_prepare:$exit";
2525
2526	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2527	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2528	# that depends on the exit object	2869	# that depends on the exit object
2529		2870
2530	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2532	if ($exit->map) {	2873	if ($exit->map) {
2533	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2534	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2535	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2536	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2537	}	2880	}
2538		2881
2539	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2540		2883
2541	my $data = cf::to_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2542	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2543	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2544		2887
2545	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2546	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2547	undef $fh;	2890	undef $fh;
2548	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2549		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2550	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2551	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2552	}	2899	}
2553	}	2900	}
2554		2901
2555	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2556	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2557		2904
2558	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2559		2906
2560	if ($exit->slaying eq "/!") {
2561	#TODO: this should de-fi-ni-te-ly not be a sync-job
2562	# the problem is that $exit might not survive long enough
2563	# so it needs to be done right now, right here
2564	cf::sync_job { prepare_random_map $exit };
2565	}
2566
2567	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2568	my $hp = $exit->stats->hp;
2569	my $sp = $exit->stats->sp;
2570
2571	$self->enter_link;	2907	$self->enter_link;
2572		2908
2573	# if exit is damned, update players death & WoR home-position
2574	$self->contr->savebed ($slaying, $hp, $sp)
2575	if $exit->flag (FLAG_DAMNED);
2576
2577	(async {	2909	(async {
2578	$self->deactivate_recursive; # just to be sure	2910	$Coro::current->{desc} = "enter_exit";
		2911
2579	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
2580	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2581		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
2582	1;	2948	1
2583	}) {	2949	}) {
2584	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2585	. "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. "
2586	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2587	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2588		2954
2589	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2590	$self->leave_link;	2956	$self->leave_link;
2591	}	2957	}
2592	})->prio (1);	2958	})->prio (1);
2593	}	2959	}
2594		2960
…		…
2606	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2607	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2608		2974
2609	utf8::encode $text;	2975	utf8::encode $text;
2610	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2611	}	3002	}
2612		3003
2613	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2614		3005
2615	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2617	the message, with C<log> being the default. If C<$color> is negative, suppress	3008	the message, with C<log> being the default. If C<$color> is negative, suppress
2618	the message unless the client supports the msg packet.	3009	the message unless the client supports the msg packet.
2619		3010
2620	=cut	3011	=cut
2621		3012
		3013	# non-persistent channels (usually the info channel)
2622	our %CHANNEL = (	3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
2623	"c/identify" => {	3021	"c/identify" => {
2624	id => "identify",	3022	id => "infobox",
2625	title => "Identify",	3023	title => "Identify",
2626	reply => undef,	3024	reply => undef,
2627	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
2628	},	3026	},
2629	"c/examine" => {	3027	"c/examine" => {
2630	id => "examine",	3028	id => "infobox",
2631	title => "Examine",	3029	title => "Examine",
2632	reply => undef,	3030	reply => undef,
2633	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
2634	},	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" => $CHAT_CHANNEL,
2635	);	3125	);
2636		3126
2637	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2638	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2639		3129
2640	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2641		3132
2642	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2643		3134
2644	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2645	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3136	if ($CHANNEL{$channel}) {
		3137	$channel = $CHANNEL{$channel};
2646		3138
		3139	$self->ext_msg (channel_info => $channel);
		3140	$channel = $channel->{id};
		3141
2647	if (ref $channel) {	3142	} elsif (ref $channel) {
2648	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2649	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2650	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2651	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2652	if $self->can_msg;
2653	}	3147	}
2654		3148
2655	$channel = $channel->{id};	3149	$channel = $channel->{id};
2656	}	3150	}
2657		3151
2658	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2659		3153
2660	if ($self->can_msg) {
2661	# default colour, mask it out	3154	# default colour, mask it out
2662	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2663	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2664		3157
2665	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2666	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2667	} else {	3161	);
2668	if ($color >= 0) {
2669	# replace some tags by gcfclient-compatible ones
2670	for ($msg) {
2671	1 while
2672	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2673	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2674	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2675	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2676	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2677	}
2678		3162
2679	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2680
2681	utf8::encode $msg;
2682
2683	if (0 && $msg =~ /\[/) {
2684	# COMMAND/INFO
2685	$self->send_packet ("drawextinfo $color 10 8 $msg")
2686	} else {
2687	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2688	$self->send_packet ("drawinfo $color $msg")
2689	}
2690	}
2691	}
2692	}	3164	}
2693		3165
2694	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2695		3167
2696	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2699		3171
2700	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2701	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2702		3174
2703	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2704	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2705	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2706	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2707	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2708	}	3180	}
2709	}	3181	}
2710		3182
2711	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2712		3184
…		…
2715	=cut	3187	=cut
2716		3188
2717	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2718	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2719		3191
2720	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2721	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2722	} elsif ($self->extcmd == 1) {
2723	#TODO: version 1, remove
2724	unshift @msg, msgtype => "reply", msgid => $id;
2725	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2726	}
2727	}	3195	}
2728		3196
2729	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2730		3198
2731	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2786	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2787		3255
2788	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2789		3257
2790	if (ref $msg) {	3258	if (ref $msg) {
2791	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2792	"ARRAY" eq ref $msg
2793	? @$msg
2794	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2795		3260
2796	my @reply;	3261	my @reply;
2797		3262
2798	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2799	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2801		3266
2802	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2803	if $reply;	3268	if $reply;
2804		3269
2805	} else {	3270	} else {
2806	warn "client " . ($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";
2807	}	3272	}
2808		3273
2809	cf::override;	3274	cf::override;
2810	},	3275	},
2811	);	3276	);
…		…
2831		3296
2832	$coro	3297	$coro
2833	}	3298	}
2834		3299
2835	cf::client->attach (	3300	cf::client->attach (
2836	on_destroy => sub {	3301	on_client_destroy => sub {
2837	my ($ns) = @_;	3302	my ($ns) = @_;
2838		3303
2839	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2840	},	3305	},
2841	);	3306	);
…		…
2857	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
2858		3323
2859	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
2860		3325
2861	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
2862	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
2863	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
2864	sort time	3329	sort time
2865	));	3330	));
2866		3331
2867	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
2869	=pod	3334	=pod
2870		3335
2871	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
2872		3337
2873	cf::object	3338	cf::object
2874	contr pay_amount pay_player map x y force_find force_add	3339	contr pay_amount pay_player map x y force_find force_add destroy
2875	insert remove name archname title slaying race decrease_ob_nr	3340	insert remove name archname title slaying race decrease split
		3341	value
2876		3342
2877	cf::object::player	3343	cf::object::player
2878	player	3344	player
2879		3345
2880	cf::player	3346	cf::player
…		…
2885		3351
2886	=cut	3352	=cut
2887		3353
2888	for (	3354	for (
2889	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2890	insert remove inv name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
2891	decrease_ob_nr)],	3357	decrease split destroy change_exp value msg lore send_msg)],
2892	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
2893	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
2894	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
2895	) {	3361	) {
2896	no strict 'refs';
2897	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
2898	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2899	for @funs;	3364	for @funs;
2900	}	3365	}
2901		3366
…		…
2916		3381
2917	my $qcode = $code;	3382	my $qcode = $code;
2918	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2919	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
2920		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
2921	local $_;	3389	local $_;
2922	local @safe::cf::_safe_eval_args = values %vars;
2923		3390
2924	my $eval =	3391	my $eval =
2925	"do {\n"	3392	"do {\n"
2926	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2927	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
2928	. $code	3395	. $code
2929	. "\n}"	3396	. "\n}"
2930	;	3397	;
2931		3398
		3399	if ($CFG{safe_eval}) {
2932	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
2933	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2934	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
2935		3408
2936	if ($@) {	3409	if ($@) {
2937	warn "$@";	3410	warn "$@",
2938	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
2939	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
2940	}	3413	}
2941		3414
2942	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
2943	}	3416	}
2944		3417
…		…
2958	=cut	3431	=cut
2959		3432
2960	sub register_script_function {	3433	sub register_script_function {
2961	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
2962		3435
2963	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
2964	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
2965	}	3438	}
2966		3439
2967	=back	3440	=back
2968		3441
2969	=cut	3442	=cut
…		…
2978	# for this (global event?)	3451	# for this (global event?)
2979	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
2980		3453
2981	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2982		3455
2983	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
2984		3457
2985	my $facedata;	3458	my $facedata = decode_storable load_file $path;
2986	0 < aio_load $path, $facedata
2987	or die "$path: $!";
2988
2989	$facedata = Coro::Storable::thaw $facedata;
2990		3459
2991	$facedata->{version} == 2	3460	$facedata->{version} == 2
2992	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
2993		3462
2994	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2995	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
2996	type => FT_RSRC,	3466	type => FT_RSRC,
2997	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
2998	};	3469	};
2999	cf::cede_to_tick;	3470	cf::cede_to_tick;
3000		3471
3001	{	3472	{
3002	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
3003		3474
3004	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3005	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3477
3006	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3007	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3008	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3009	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3010		3483
3011	cf::cede_to_tick;	3484	cf::cede_to_tick;
3012	}	3485	}
3013		3486
3014	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
3015	next unless $info->{smooth};	3488	next unless $info->{smooth};
		3489
3016	my $idx = cf::face::find $face	3490	my $idx = cf::face::find $face
3017	or next;	3491	or next;
		3492
3018	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3019	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3020	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3021	} else {	3496	} else {
3022	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3023	}	3498	}
3024		3499
3025	cf::cede_to_tick;	3500	cf::cede_to_tick;
3026	}	3501	}
3027	}	3502	}
…		…
3036		3511
3037	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3038	}	3513	}
3039		3514
3040	{	3515	{
3041	# TODO: for gcfclient pleasure, we should give resources
3042	# that gcfclient doesn't grok a >10000 face index.
3043	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3044		3517
3045	my $soundconf = delete $res->{"res/sound.conf"};
3046
3047	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
		3519	if (defined (my $type = $info->{type})) {
		3520	# TODO: different hash - must free and use new index, or cache ixface data queue
3048	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3049	my $data;
3050		3522
3051	if ($info->{type} & 1) {	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3052	# prepend meta info	3524	cf::face::set_type $idx, $type;
3053		3525	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3054	my $meta = $enc->encode ({
3055	name => $name,
3056	%{ $info->{meta} || {} },
3057	});
3058
3059	$data = pack "(w/a*)*", $meta, $info->{data};
3060	} else {	3526	} else {
3061	$data = $info->{data};	3527	# $RESOURCE{$name} = $info; # unused
3062	}	3528	}
3063		3529
3064	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3065	cf::face::set_type $idx, $info->{type};
3066
3067	cf::cede_to_tick;	3530	cf::cede_to_tick;
3068	}	3531	}
3069
3070	if ($soundconf) {
3071	$soundconf = $enc->decode (delete $soundconf->{data});
3072
3073	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3074	my $sound = $soundconf->{compat}[$_]
3075	or next;
3076
3077	my $face = cf::face::find "sound/$sound->[1]";
3078	cf::sound::set $sound->[0] => $face;
3079	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3080	}
3081
3082	while (my ($k, $v) = each %{$soundconf->{event}}) {
3083	my $face = cf::face::find "sound/$v";
3084	cf::sound::set $k => $face;
3085	}
3086	}
3087	}	3532	}
		3533
		3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3088		3535
3089	1	3536	1
3090	}	3537	}
3091		3538
3092	register_exticmd fx_want => sub {	3539	register_exticmd fx_want => sub {
…		…
3094		3541
3095	while (my ($k, $v) = each %$want) {	3542	while (my ($k, $v) = each %$want) {
3096	$ns->fx_want ($k, $v);	3543	$ns->fx_want ($k, $v);
3097	}	3544	}
3098	};	3545	};
		3546
		3547	sub load_resource_file($) {
		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	$status
		3555	}
3099		3556
3100	sub reload_regions {	3557	sub reload_regions {
3101	# HACK to clear player env face cache, we need some signal framework	3558	# HACK to clear player env face cache, we need some signal framework
3102	# for this (global event?)	3559	# for this (global event?)
3103	%ext::player_env::MUSIC_FACE_CACHE = ();	3560	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3117	}	3574	}
3118		3575
3119	sub reload_archetypes {	3576	sub reload_archetypes {
3120	load_resource_file "$DATADIR/archetypes"	3577	load_resource_file "$DATADIR/archetypes"
3121	or die "unable to load archetypes\n";	3578	or die "unable to load archetypes\n";
3122	#d# NEED to laod twice to resolve forward references
3123	# this really needs to be done in an extra post-pass
3124	# (which needs to be synchronous, so solve it differently)
3125	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";
3127	}	3579	}
3128		3580
3129	sub reload_treasures {	3581	sub reload_treasures {
3130	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
3131	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
3132	}	3584	}
3133		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
3134	sub reload_resources {	3606	sub reload_resources {
3135	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
3136		3608
		3609	reload_exp_table;
		3610	reload_materials;
		3611	reload_facedata;
		3612	reload_sound;
		3613	reload_archetypes;
3137	reload_regions;	3614	reload_regions;
3138	reload_facedata;
3139	#reload_archetypes;#d#
3140	reload_archetypes;
3141	reload_treasures;	3615	reload_treasures;
3142		3616
3143	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
3144	}
3145
3146	sub init {
3147	reload_resources;
3148	}	3618	}
3149		3619
3150	sub reload_config {	3620	sub reload_config {
3151	open my $fh, "<:utf8", "$CONFDIR/config"	3621	trace "reloading config file...\n";
3152	or return;
3153		3622
3154	local $/;	3623	my $config = load_file "$CONFDIR/config";
3155	*CFG = YAML::Syck::Load <$fh>;	3624	utf8::decode $config;
		3625	*CFG = decode_yaml $config;
3156		3626
3157	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3158		3628
3159	$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};
3160	$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};
3161		3631
3162	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
3166	};	3636	};
3167	warn $@ if $@;	3637	warn $@ if $@;
3168	}	3638	}
3169	}	3639	}
3170		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
3171	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
3172	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
3173	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
3174	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#
3175	(async {	3682	(async {
3176	Event::one_event;	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3684	EV::loop EV::LOOP_ONESHOT;
3177	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
3178	};	3686	};
3179		3687
		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;
3180	reload_config;	3700	reload_config;
3181	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
3182	load_extensions;	3711	load_extensions;
3183		3712
3184	$TICK_WATCHER->start;	3713	utime time, time, $RUNTIMEFILE;
3185	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;
3186	}	3730	}
3187		3731
3188	#############################################################################	3732	#############################################################################
3189	# initialisation and cleanup	3733	# initialisation and cleanup
3190		3734
3191	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
3192	BEGIN {	3736	BEGIN {
		3737	our %SIGWATCHER = ();
3193	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
3194	Event->signal (	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3195	reentrant => 0,
3196	data => WF_AUTOCANCEL,
3197	signal => $signal,
3198	prio => 0,
3199	cb => sub {
3200	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
3201	},
3202	);	3741	};
3203	}	3742	}
3204	}	3743	}
3205		3744
3206	sub write_runtime {	3745	sub write_runtime_sync {
3207	my $runtime = "$LOCALDIR/runtime";	3746	my $t0 = AE::time;
3208		3747
3209	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
3210	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
3211		3750
3212	IO::AIO::aio_utime $runtime, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3213		3752
3214	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
3215		3754
3216	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3217	or return;	3756	or return;
3218		3757
3219	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
3220	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
3221	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
3231	aio_utime $fh, undef, undef;	3770	aio_utime $fh, undef, undef;
3232		3771
3233	close $fh	3772	close $fh
3234	or return;	3773	or return;
3235		3774
3236	aio_rename "$runtime~", $runtime	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3237	and return;	3776	and return;
3238		3777
3239	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3240		3779
3241	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 };
3242	}	3831	}
3243		3832
3244	sub emergency_save() {	3833	sub emergency_save() {
3245	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
3246		3835
3247	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;
3248		3842
3249	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
3250	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
3251	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
3252	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
3253	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
3254	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
3255	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
3256	$pl->valid or next;	3852	$pl->valid or next;
		3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3257	$pl->save;	3854	$pl->save;
3258	}	3855	}
3259	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
3260		3857
3261	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";
3262	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
3263	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
3264	$map->valid or next;	3863	$map->valid or next;
3265	$map->save;	3864	$map->save;
3266	}	3865	}
3267	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
3268		3867
3269	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";
3270	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
3271	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 $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
3272	};	3896	};
3273		3897
3274	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
3275	}	3899	}
3276		3900
3277	sub post_cleanup {	3901	sub post_cleanup {
3278	my ($make_core) = @_;	3902	my ($make_core) = @_;
3279		3903
		3904	IO::AIO::flush;
		3905
3280	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3281	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	}
3282	}	3936	}
3283		3937
3284	sub do_reload_perl() {	3938	sub do_reload_perl() {
3285	# can/must only be called in main	3939	# can/must only be called in main
3286	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3287	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3288	return;	3942	return;
3289	}	3943	}
3290		3944
3291	warn "reloading...";	3945	return if $RELOAD++;
3292		3946
3293	warn "entering sync_job";	3947	my $t1 = AE::time;
3294		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
3295	cf::sync_job {	3955	cf::sync_job {
3296	cf::write_runtime; # external watchdog should not bark
3297	cf::emergency_save;	3956	#cf::emergency_save;
3298	cf::write_runtime; # external watchdog should not bark
3299		3957
3300	warn "syncing database to disk";
3301	BDB::db_env_txn_checkpoint $DB_ENV;
3302
3303	# if anything goes wrong in here, we should simply crash as we already saved
3304
3305	warn "cancelling all WF_AUTOCANCEL watchers";
3306	for (Event::all_watchers) {
3307	$_->cancel if $_->data & WF_AUTOCANCEL;
3308	}
3309
3310	warn "flushing outstanding aio requests";
3311	for (;;) {
3312	BDB::flush;
3313	IO::AIO::flush;
3314	Coro::cede;
3315	last unless IO::AIO::nreqs || BDB::nreqs;
3316	warn "iterate...";
3317	}
3318
3319	++$RELOAD;
3320
3321	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3322	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3323	%EXT_CORO = ();	3960	%EXT_CORO = ();
3324		3961
3325	warn "removing commands";	3962	trace "perl_reload: removing commands";
3326	%COMMAND = ();	3963	%COMMAND = ();
3327		3964
3328	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3329	%EXTCMD = ();	3966	%EXTCMD = ();
3330	%EXTICMD = ();	3967	%EXTICMD = ();
3331		3968
3332	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3333	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3334	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3335		3972
3336	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3337	eval {	3974	eval {
3338	$cb->($pkg);	3975	$cb->($pkg);
3339	1	3976	1
3340	} 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;
3341	}	3982	}
3342		3983
3343	warn "... nuking $pkg";
3344	Symbol::delete_package $pkg;
3345	}
3346
3347	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3348	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3349	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3350		3987
3351	warn "... unloading $k";	3988	trace "... unloading $k";
3352	delete $INC{$k};	3989	delete $INC{$k};
3353		3990
3354	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3355	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3356		3993
3357	if (my $cb = $k->can ("unload_module")) {	3994	if (my $cb = $k->can ("unload_module")) {
3358	$cb->();	3995	$cb->();
		3996	}
		3997
		3998	clear_package $k;
3359	}	3999	}
3360		4000
3361	Symbol::delete_package $k;
3362	}
3363
3364	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3365	Symbol::delete_package "safe::$_"	4002	clear_package "safe::$_"
3366	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);
3367		4004
3368	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3369	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3370	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3371		4008
3372	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3373	# and global variables created in xs	4010	# and global variables created in xs
3374	#Symbol::delete_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3375		4012
3376	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3377		4014
3378	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3379	require cf;	4016	require cf;
3380	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3381		4018
3382	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3383	cf::reload_config;	4020	cf::reload_config;
3384		4021
3385	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3386	cf::load_extensions;	4023	cf::load_extensions;
3387		4024
		4025	if ($REATTACH_ON_RELOAD) {
3388	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3389	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3390	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3391	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3392	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3393	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3394		4033
3395	warn "leaving sync_job";	4034	cf::_post_init 1;
3396		4035
		4036	trace "perl_reload: leaving sync_job";
		4037
3397	1	4038	1
3398	} or do {	4039	} or do {
3399	warn $@;	4040	error $@;
3400	warn "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3401	exit 1;	4042	};
		4043
		4044	--$RELOAD;
3402	};	4045	}
3403		4046
3404	warn "reloaded";	4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3405	};	4049	};
3406		4050
3407	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3408		4052
3409	sub reload_perl() {	4053	sub reload_perl() {
3410	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3411	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3412		4056
3413	$RELOAD_WATCHER ||= Event->timer (	4057	$RELOAD_WATCHER ||= cf::async {
3414	reentrant => 0,	4058	Coro::AIO::aio_wait cache_extensions;
3415	after => 0,	4059
3416	data => WF_AUTOCANCEL,	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3417	cb => sub {
3418	do_reload_perl;	4061	do_reload_perl;
3419	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
3420	},	4063	};
3421	);	4064	};
3422	}	4065	}
3423		4066
3424	register_command "reload" => sub {	4067	register_command "reload" => sub {
3425	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
3426		4069
3427	if ($who->flag (FLAG_WIZ)) {	4070	if ($who->flag (FLAG_WIZ)) {
3428	$who->message ("reloading server.");	4071	$who->message ("reloading server.");
		4072	async {
		4073	$Coro::current->{desc} = "perl_reload";
3429	async { reload_perl };	4074	reload_perl;
		4075	};
3430	}	4076	}
3431	};	4077	};
3432		4078
3433	unshift @INC, $LIBDIR;	4079	#############################################################################
3434		4080
3435	my $bug_warning = 0;	4081	my $bug_warning = 0;
3436		4082
3437	our @WAIT_FOR_TICK;
3438	our @WAIT_FOR_TICK_BEGIN;
3439
3440	sub wait_for_tick {	4083	sub wait_for_tick() {
3441	return unless $TICK_WATCHER->is_active;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3442	return if $Coro::current == $Coro::main;
3443		4085
3444	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3445	push @WAIT_FOR_TICK, $signal;
3446	$signal->wait;
3447	}	4087	}
3448		4088
3449	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3450	return unless $TICK_WATCHER->is_active;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3451	return if $Coro::current == $Coro::main;
3452		4091
3453	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3454	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3455	$signal->wait;	4094	$signal->wait;
3456	}	4095	}
3457		4096
3458	our $stat_fh;	4097	sub tick {
3459	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3460
3461	$TICK_WATCHER = Event->timer (
3462	reentrant => 0,
3463	parked => 1,
3464	prio => 0,
3465	at => $NEXT_TICK || $TICK,
3466	data => WF_AUTOCANCEL,
3467	cb => sub {
3468	if ($Coro::current != $Coro::main) {	4098	if ($Coro::current != $Coro::main) {
3469	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"
3470	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3471	return;	4101	return;
3472	}	4102	}
3473		4103
3474	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#	4104	cf::one_tick; # one server iteration
3475		4105
3476	$NOW = $tick_start = Event::time;	4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3477		4107
3478	cf::server_tick; # one server iteration
3479
3480	$RUNTIME += $TICK;
3481	$NEXT_TICK += $TICK;
3482
3483	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3484	$NEXT_RUNTIME_WRITE = $NOW + 10;	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3485	Coro::async_pool {	4110	Coro::async_pool {
		4111	$Coro::current->{desc} = "runtime saver";
3486	write_runtime	4112	write_runtime_sync
3487	or warn "ERROR: unable to write runtime file: $!";	4113	or error "ERROR: unable to write runtime file: $!";
3488	};
3489	}	4114	};
		4115	}
3490		4116
3491	# my $AFTER = Event::time;
3492	# warn $AFTER - $NOW;#d#
3493
3494	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3495	$sig->send;	4118	$sig->send;
3496	}	4119	}
3497	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3498	$sig->send;
3499	}
3500		4121
3501	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3502
3503	# if we are delayed by four ticks or more, skip them all
3504	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3505
3506	$TICK_WATCHER->at ($NEXT_TICK);
3507	$TICK_WATCHER->start;
3508
3509	$LOAD = ($NOW - $tick_start) / $TICK;
3510	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3511		4124
3512	_post_tick;	4125	if (0) {
3513		4126	if ($NEXT_TICK) {
3514	# gather some statistics#d#	4127	my $jitter = $TICK_START - $NEXT_TICK;
3515	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3516	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4129	debug "jitter $JITTER\n";#d#
		4130	}
3517	},	4131	}
3518	);	4132	}
3519		4133
3520	{	4134	{
		4135	# configure BDB
		4136
3521	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		4140
3547	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3548	$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);
3549		4148
3550	cf::sync_job {	4149	cf::sync_job {
3551	eval {	4150	eval {
3552	BDB::db_env_open	4151	BDB::db_env_open
3553	$DB_ENV,	4152	$DB_ENV,
…		…
3555	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
3556	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4155	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3557	0666;	4156	0666;
3558		4157
3559	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4158	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3560
3561	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3562	| BDB::LOG_AUTOREMOVE, 1);
3563	$DB_ENV->set_lk_detect;
3564	};	4159	};
3565		4160
3566	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	4162	};
3568	}	4163	}
3569		4164
3570	$BDB_CHECKPOINT_WATCHER = Event->timer (	4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 11,	4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3572	interval => 60,	4167	};
3573	hard => 1,	4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3578	},
3579	);	4170	};
3580	$BDB_TRICKLE_WATCHER = Event->timer (	4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3581	after => 5,
3582	interval => 10,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3588	},
3589	);	4173	};
3590	}	4174	}
3591		4175
3592	{	4176	{
		4177	# configure IO::AIO
		4178
3593	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3594
3595	undef $Coro::AIO::WATCHER;
3596	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3597	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3598	reentrant => 0,
3599	data => WF_AUTOCANCEL,
3600	fd => IO::AIO::poll_fileno,
3601	poll => 'r',
3602	prio => 6,
3603	cb => \&IO::AIO::poll_cb,
3604	);
3605	}	4182	}
3606		4183
3607	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3608		4186
3609	sub _log_backtrace {	4187	sub _log_backtrace {
3610	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3611		4189
3612	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3613		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3614	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3615	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3616	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3617	async {	4200	async {
		4201	$Coro::current->{desc} = "abt $msg";
		4202
3618	my @bt = fork_call {	4203	my @bt = fork_call {
3619	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
3620	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3621	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 |"
3622	or die "addr2line: $!";	4207	or die "addr2line: $!";
…		…
3630	}	4215	}
3631		4216
3632	@funcs	4217	@funcs
3633	};	4218	};
3634		4219
3635	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3636	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3637	--$_log_backtrace;	4223	--$_log_backtrace;
3638	};	4224	};
3639	} else {	4225	} else {
3640	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3641	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3642	}	4228	}
3643	}	4229	}
3644		4230
3645	# load additional modules	4231	# load additional modules
3646	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3647		4234
3648	END { cf::emergency_save }	4235	END { cf::emergency_save }
3649		4236
3650	1	4237	1
3651		4238

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