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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.292 by root, Tue Jul 3 00:54:57 2007 UTC vs.
Revision 1.575 by root, Sat Aug 13 20:20:30 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
		61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
34		64
35	# configure various modules to our taste	65	# configure various modules to our taste
36	#	66	#
37	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		75
41	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
42		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		78
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
52		85
53	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
63	our $DATADIR = datadir;	99	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
67	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
73		120
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134
		135	our $UPTIME; $UPTIME ||= time;
		136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
79	our $NOW;	138	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		139
82	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
83	our $DB_ENV;	141	our (%MAP, %MAP_LOADING ); # all maps
84
85	our %CFG;
86
87	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;
89
90	our %PLAYER; # all users
91	our %MAP; # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
93		143
94	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		146
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
100		159
101	binmode STDOUT;	160	binmode STDOUT;
102	binmode STDERR;	161	binmode STDERR;
103		162
104	# read virtual server time, if available	163	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
109	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
110		171
111	mkdir $_	172	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		174
114	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
115		176
116	sub cf::map::normalise;	177	sub cf::map::normalise;
117		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
118	#############################################################################	183	#############################################################################
119		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
120	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
121		197
122	=over 4	198	=over 4
123		199
124	=item $cf::UPTIME	200	=item $cf::UPTIME
125		201
126	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
127		218
128	=item $cf::RUNTIME	219	=item $cf::RUNTIME
129		220
130	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
131	every server tick.	222	every server tick.
…		…
137	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
138	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
139	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
140	database environment.	231	database environment.
141		232
142	=item $cf::NOW
143
144	The time of the last (current) server tick.
145
146	=item $cf::TICK
147
148	The interval between server ticks, in seconds.
149
150	=item $cf::LOADAVG	233	=item $cf::LOADAVG
151		234
152	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
153	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
154	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
157		240
158	The raw value load value from the last tick.	241	The raw value load value from the last tick.
159		242
160	=item %cf::CFG	243	=item %cf::CFG
161		244
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	246	from wherever your confdir points to.
164		247
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		249
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
		271	=item @cf::INVOKE_RESULTS
		272
		273	This array contains the results of the last C<invoke ()> call. When
		274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		275	that call.
		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
171	=back	283	=back
172		284
173	=cut	285	=cut
174		286
175	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
176	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
177	my $msg = join "", @_;	294	my $msg = join "", @_;
178		295
179	$msg .= "\n"	296	$msg .= "\n"
180	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
181		298
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		300
184	utf8::encode $msg;
185	LOG llevError, $msg;	301	LOG llevWarn, $msg;
186	};	302	};
187	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
188		317
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	328	for my $pkg (qw(
200	cf::global cf::attachable	329	cf::global cf::attachable
201	cf::object cf::object::player	330	cf::object cf::object::player
202	cf::client cf::player	331	cf::client cf::player
203	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
204	cf::map cf::party cf::region	334	cf::party cf::region
205	)) {	335	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	337	}
209		338
210	$Event::DIED = sub {	339	$EV::DIED = sub {
211	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
212	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
213		347
214	#############################################################################	348	#############################################################################
215		349
216	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
217		351
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	373	$d
240	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
241	}	375	}
242		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
243	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
244		392
245	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
246		394
247	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
248		396
249	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
250		398
251	=cut	399	=cut
252		400
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		402
255	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
257		467
258	=item cf::lock_wait $string	468	=item cf::lock_wait $string
259		469
260	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
261		471
262	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
263		473
264	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
267	returned.	477	returned.
268		478
		479	Locks are *not* recursive, locking from the same coro twice results in a
		480	deadlocked coro.
		481
269	Lock names should begin with a unique identifier (for example, cf::map::find	482	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	483	uses map_find and cf::map::load uses map_load).
271		484
272	=item $locked = cf::lock_active $string	485	=item $locked = cf::lock_active $string
273		486
274	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
275		488
276	=cut	489	=cut
277		490
278	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
279		492
280	sub lock_wait($) {	493	sub lock_wait($) {
281	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	495	}
289		496
290	sub lock_acquire($) {	497	sub lock_acquire($) {
291	my ($key) = @_;	498	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	499	}
303		500
304	sub lock_active($) {	501	sub lock_active($) {
305	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	503	}
309		504
310	sub freeze_mainloop {	505	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
312		507
313	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	509	}
		510
		511	=item cf::periodic $interval, $cb
		512
		513	Like EV::periodic, but randomly selects a starting point so that the actions
		514	get spread over time.
		515
		516	=cut
		517
		518	sub periodic($$) {
		519	my ($interval, $cb) = @_;
		520
		521	my $start = rand List::Util::min 180, $interval;
		522
		523	EV::periodic $start, $interval, 0, $cb
		524	}
		525
		526	=item cf::get_slot $time[, $priority[, $name]]
		527
		528	Allocate $time seconds of blocking CPU time at priority C<$priority>
		529	(default: 0): This call blocks and returns only when you have at least
		530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
		535
		536	The optional C<$name> can be used to identify the job to run. It might be
		537	used for statistical purposes and should identify the same time-class.
		538
		539	Useful for short background jobs.
		540
		541	=cut
		542
		543	our @SLOT_QUEUE;
		544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
		546
		547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
		551	my $signal = new Coro::Signal;
		552	my $busy;
		553
		554	while () {
		555	next_job:
		556
		557	my $avail = cf::till_tick;
		558
		559	for (0 .. $#SLOT_QUEUE) {
		560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
		562	my $job = splice @SLOT_QUEUE, $_, 1, ();
		563	$job->[2]->send;
		564	Coro::cede;
		565	goto next_job;
		566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		568	}
		569	}
		570
		571	if (@SLOT_QUEUE) {
		572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		573	$WAIT_FOR_TICK->wait;
		574	} else {
		575	$busy = 0;
		576	Coro::schedule;
		577	}
315	};	578	}
316	$TICK_WATCHER->stop;	579	};
317	$guard	580
		581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
		584	my ($time, $pri, $name) = @_;
		585
		586	$time = clamp $time, 0.01, $TICK * .6;
		587
		588	my $sig = new Coro::Signal;
		589
		590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		592	$SLOT_QUEUE->ready;
		593	$sig->wait;
318	}	594	}
319		595
320	=item cf::async { BLOCK }	596	=item cf::async { BLOCK }
321		597
322	Currently the same as Coro::async_pool, meaning you cannot use	598	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		603
328	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
329		605
330	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
331		607
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	609	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	610	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	611	acceptable.
336		612
337	If it must be done, put the blocking parts into C<sync_job>. This will run	613	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	614	the given BLOCK in another coroutine while waiting for the result. The
…		…
342	=cut	618	=cut
343		619
344	sub sync_job(&) {	620	sub sync_job(&) {
345	my ($job) = @_;	621	my ($job) = @_;
346		622
347	if ($Coro::current == $Coro::main) {	623	if (in_main) {
348	my $time = Event::time;	624	my $time = AE::time;
349		625
350	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
352		628
353	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	630
355	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
356		632
357	my $busy = 1;	633	my $busy = 1;
358	my @res;	634	my @res;
359		635
360	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	638	@res = eval { $job->() };
362	warn $@ if $@;	639	error $@ if $@;
363	undef $busy;	640	undef $busy;
364	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
365		642
366	while ($busy) {	643	while ($busy) {
367	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
368	}	648	}
		649	}
369		650
370	$time = Event::time - $time;	651	my $time = AE::time - $time;
371		652
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
376		654
377	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
378	} else {	656	} else {
379	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
380		658
…		…
400	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
401		679
402	$coro	680	$coro
403	}	681	}
404		682
405	=item fork_call { }, $args	683	=item fork_call { }, @args
406		684
407	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
411		689
412	=cut	690	=cut
		691
		692	sub post_fork {
		693	reset_signals;
		694	}
413		695
414	sub fork_call(&@) {	696	sub fork_call(&@) {
415	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
416		698
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	699	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	700	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	701	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		702
422	if (my $pid = fork) {	703	my @res = Coro::Util::fork_eval {
423	close $fh2;	704	cf::post_fork;
		705	&$cb
		706	} @args;
424		707
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	708	wantarray ? @res : $res[-1]
426	$res = Coro::Storable::thaw $res;	709	}
427		710
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	711	sub objinfo {
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;
435	local $SIG{__WARN__};
436	local $SIG{__DIE__};
437	eval {
438	close $fh1;
439
440	my @res = eval { $cb->(@args) };
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
442	};
443
444	warn $@ if $@;
445	_exit 0;
446	}	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
447	}	747	}
448		748
449	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
450		750
451	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
454		754
455	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	756	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
458	=cut	763	=cut
		764
		765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
		769	my ($name) = @_;
		770	my $db = BDB::db_create $DB_ENV;
		771
		772	eval {
		773	$db->set_flags (BDB::CHKSUM);
		774
		775	utf8::encode $name;
		776	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		777	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		778	cf::cleanup "db_open(db): $!" if $!;
		779	};
		780	cf::cleanup "db_open(db): $@" if $@;
		781
		782	$db
		783	}
459		784
460	our $DB;	785	our $DB;
461		786
462	sub db_init {	787	sub db_init {
463	unless ($DB) {	788	$DB ||= db_table "db";
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {
467	eval {
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}
477	}	789	}
478		790
479	sub db_get($$) {	791	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
481		793
482	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
483	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
484		798
485	$! ? ()	799	$! ? ()
486	: $data	800	: $data
487	}
488	}	801	}
489		802
490	sub db_put($$$) {	803	sub db_put($$$) {
491	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
492	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
520		833
521	my @data;	834	my @data;
522	my $md5;	835	my $md5;
523		836
524	for (0 .. $#$src) {	837	for (0 .. $#$src) {
525	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
526	or Carp::croak "$src->[$_]: $!";
527	}	839	}
528		840
529	# if processing is expensive, check	841	# if processing is expensive, check
530	# checksum first	842	# checksum first
531	if (1) {	843	if (1) {
532	$md5 =	844	$md5 =
533	join "\x00",	845	join "\x00",
534	$processversion,	846	$processversion,
535	map {	847	map {
536	Coro::cede;	848	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	849	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	850	} 0.. $#$src;
539		851
540		852
541	my $dbmd5 = db_get cache => "$id/md5";	853	my $dbmd5 = db_get cache => "$id/md5";
…		…
548		860
549	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
550	my $data = $process->(\@data);	862	my $data = $process->(\@data);
551	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
552		864
553	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
554		866
555	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
556	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
557	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
558		870
…		…
568		880
569	=cut	881	=cut
570		882
571	sub datalog($@) {	883	sub datalog($@) {
572	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
573	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
574	}	886	}
575		887
576	=back	888	=back
577		889
578	=cut	890	=cut
579		891
580	#############################################################################	892	#############################################################################
581		893
582	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
583		895
584	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
585	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")
586	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
587		899
588	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>
589	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
590	Crossfire TRT).	902	Deliantra).
591		903
592	=over 4	904	=over 4
593		905
594	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
595		907
…		…
639	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
640		952
641	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
642	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
643		955
644	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
645	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.
646		958
647	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
648		960
649	=over 4	961	=over 4
…		…
773		1085
774	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
775	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
776		1088
777	} elsif (ref $type) {	1089	} elsif (ref $type) {
778	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
779		1091
780	} else {	1092	} else {
781	shift @arg;	1093	shift @arg;
782	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
783	}	1095	}
784	}	1096	}
785	}	1097	}
786		1098
787	sub _object_attach {	1099	sub _object_attach {
…		…
797	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
798	}	1110	}
799		1111
800	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
801	} else {	1113	} else {
802	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
803	}	1115	}
804		1116
805	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
806	}	1118	}
807		1119
…		…
847	";	1159	";
848	die if $@;	1160	die if $@;
849	}	1161	}
850		1162
851	our $override;	1163	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1164	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		1165
854	sub override {	1166	sub override {
855	$override = 1;	1167	$override = 1;
856	@invoke_results = ();	1168	@INVOKE_RESULTS = (@_);
857	}	1169	}
858		1170
859	sub do_invoke {	1171	sub do_invoke {
860	my $event = shift;	1172	my $event = shift;
861	my $callbacks = shift;	1173	my $callbacks = shift;
862		1174
863	@invoke_results = ();	1175	@INVOKE_RESULTS = ();
864		1176
865	local $override;	1177	local $override;
866		1178
867	for (@$callbacks) {	1179	for (@$callbacks) {
868	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
869		1181
870	if ($@) {	1182	if ($@) {
871	warn "$@";
872	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
873	override;	1184	override;
874	}	1185	}
875		1186
876	return 1 if $override;	1187	return 1 if $override;
877	}	1188	}
878		1189
879	0	1190	0
880	}	1191	}
881		1192
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1194
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1196
886	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
887		1198
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1199	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1200	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1201	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1202
892	=back	1203	=back
893		1204
894	=cut	1205	=cut
895		1206
896	#############################################################################	1207	#############################################################################
897	# object support	1208	# object support
		1209
		1210	sub _object_equal($$);
		1211	sub _object_equal($$) {
		1212	my ($a, $b) = @_;
		1213
		1214	return 0 unless (ref $a) eq (ref $b);
		1215
		1216	if ("HASH" eq ref $a) {
		1217	my @ka = keys %$a;
		1218	my @kb = keys %$b;
		1219
		1220	return 0 if @ka != @kb;
		1221
		1222	for (0 .. $#ka) {
		1223	return 0 unless $ka[$_] eq $kb[$_];
		1224	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1225	}
		1226
		1227	} elsif ("ARRAY" eq ref $a) {
		1228
		1229	return 0 if @$a != @$b;
		1230
		1231	for (0 .. $#$a) {
		1232	return 0 unless _object_equal $a->[$_], $b->[$_];
		1233	}
		1234
		1235	} elsif ($a ne $b) {
		1236	return 0;
		1237	}
		1238
		1239	1
		1240	}
		1241
		1242	our $SLOW_MERGES;#d#
		1243	sub _can_merge {
		1244	my ($ob1, $ob2) = @_;
		1245
		1246	++$SLOW_MERGES;#d#
		1247
		1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
		1250	}
898		1251
899	sub reattach {	1252	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1254	my ($obj) = @_;
902		1255
		1256	# no longer needed after getting rid of delete_package?
903	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
904		1258
905	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
906		1260
907	@$registry = ();	1261	@$registry = ();
908		1262
…		…
913	for (@$attach) {	1267	for (@$attach) {
914	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
915	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
916	}	1270	}
917	} else {	1271	} else {
918	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
919	}	1273	}
920	}	1274	}
921	}	1275	}
922		1276
923	cf::attachable->attach (	1277	cf::attachable->attach (
924	prio => -1000000,	1278	prio => -1000000,
925	on_instantiate => sub {	1279	on_instantiate => sub {
926	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
927		1281
928	$data = from_json $data;	1282	$data = decode_json $data;
929		1283
930	for (@$data) {	1284	for (@$data) {
931	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
932		1286
933	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1303	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
951		1305
952	sync_job {	1306	sync_job {
953	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
956		1312
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	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	}
961	close $fh;	1320	aio_close $fh;
962		1321
963	if (@$objs) {	1322	if (@$objs) {
964	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) {
965	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
968	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	}
969	close $fh;	1331	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
971	}	1333	}
972	} else {	1334	} else {
973	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
974	}	1336	}
975		1337
976	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
977	} else {	1342	} else {
978	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
979	}	1344	}
980	} else {	1345	} else {
981	aio_unlink $filename;	1346	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
983	}	1348	}
984	}	1349	};
985	}	1350	}
986		1351
987	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
989		1354
…		…
1001	or return;	1366	or return;
1002		1367
1003	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1370	or return;
		1371
1006	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1007	}	1374	}
1008		1375
		1376	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
		1380
1011	return ($data, $av);	1381	($data, $av)
1012	}	1382	}
1013		1383
1014	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
1015		1385
1016	=over 4	1386	=over 4
…		…
1070	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1071		1441
1072	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1073	}	1443	}
1074		1444
		1445	use File::Glob ();
		1446
1075	cf::player->attach (	1447	cf::player->attach (
1076	on_command => sub {	1448	on_unknown_command => sub {
1077	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1078		1450
1079	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1080	or return;	1452	or return;
1081		1453
…		…
1089	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1090		1462
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1464
1093	if (ref $msg) {	1465	if (ref $msg) {
		1466	my ($type, $reply, @payload) =
		1467	"ARRAY" eq ref $msg
		1468	? @$msg
		1469	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1470
		1471	my @reply;
		1472
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1473	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1474	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1475	}
		1476
		1477	$pl->ext_reply ($reply, @reply)
		1478	if $reply;
		1479
1099	} else {	1480	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1482	}
1102		1483
1103	cf::override;	1484	cf::override;
1104	},	1485	},
1105	);	1486	);
1106		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1107	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1108	cf::sync_job {	1504	cf::sync_job {
1109	my %todo;	1505	my %todo;
1110		1506
1111	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1112	next unless -r $path;	1508	next unless -r $path;
…		…
1130		1526
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1529
1134	$ext{source} =	1530	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1136	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1137	. $source	1533	. $source
1138	. "\n};\n1";	1534	. "\n};\n1";
1139		1535
1140	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1141	}	1537	}
1142		1538
		1539	my $pass = 0;
1143	my %done;	1540	my %done;
1144	while (%todo) {	1541	while (%todo) {
1145	my $progress;	1542	my $progress;
1146		1543
		1544	++$pass;
		1545
		1546	ext:
1147	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1148	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1149	goto skip	1549	next ext
1150	unless exists $done{$_};	1550	unless exists $done{$_};
1151	}	1551	}
1152		1552
1153	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1154		1554
1155	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1156	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1157	: "$v->{base}: extension inactive.\n";
1158		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1159	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1160	warn $msg;	1562
1161	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1162	exit 1;	1564	delete $todo{$k};
1163	}	1565	} else {
1164		1566	$done{$k} = delete $todo{$k};
1165	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1166	}	1572	}
1167
1168	$done{$k} = delete $todo{$k};
1169	push @EXTS, $v->{pkg};
1170	$progress = 1;
1171	}	1573	}
1172		1574
1173	skip:	1575	unless ($progress) {
1174	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1175	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1176	}	1585	}
1177	};	1586	};
1178	}	1587	}
1179		1588
1180	#############################################################################	1589	#############################################################################
1181		1590
1182	=back	1591	=back
1183		1592
1184	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1185		1594
1186	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1187		1596
1188	=cut	1597	=cut
1189		1598
1190	package cf::player;	1599	package cf::player;
1191		1600
1192	use Coro::AIO;	1601	use Coro::AIO;
1193		1602
1194	=head3 cf::player	1603	=head3 cf::player
1195		1604
1196	=over 4	1605	=over 4
		1606
		1607	=item cf::player::num_playing
		1608
		1609	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1610
		1611	=cut
		1612
		1613	sub num_playing {
		1614	scalar grep
		1615	$_->ob->map
		1616	&& !$_->hidden
		1617	&& !$_->ob->flag (cf::FLAG_WIZ),
		1618	cf::player::list
		1619	}
1197		1620
1198	=item cf::player::find $login	1621	=item cf::player::find $login
1199		1622
1200	Returns the given player object, loading it if necessary (might block).	1623	Returns the given player object, loading it if necessary (might block).
1201		1624
…		…
1220		1643
1221	sub exists($) {	1644	sub exists($) {
1222	my ($login) = @_;	1645	my ($login) = @_;
1223		1646
1224	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1225	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1226	}	1649	}
1227		1650
1228	sub find($) {	1651	sub find($) {
1229	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1230	my $login = $_[0];	1653	my $login = $_[0];
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1660	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1661	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1662	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1664
1242	my $pl = load_pl path $login	1665	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1666	or return;
		1667
		1668	my $pl = cf::player::load_pl $f
		1669	or return;
		1670
		1671	local $cf::PLAYER_LOADING{$login} = $pl;
		1672	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1245	}	1674	}
1246	}	1675	}
1247	}	1676	}
		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
1248		1690
1249	sub save($) {	1691	sub save($) {
1250	my ($pl) = @_;	1692	my ($pl) = @_;
1251		1693
1252	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
…		…
1257	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1258		1700
1259	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1261		1703
		1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1708
1262	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1263	Coro::cede;	1710	cf::cede_to_tick;
1264	}	1711	}
1265		1712
1266	sub new($) {	1713	sub new($) {
1267	my ($login) = @_;	1714	my ($login) = @_;
1268		1715
…		…
1274	$cf::PLAYER{$login} = $self;	1721	$cf::PLAYER{$login} = $self;
1275		1722
1276	$self	1723	$self
1277	}	1724	}
1278		1725
		1726	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1727
		1728	=cut
		1729
		1730	sub send_msg {
		1731	my $ns = shift->ns
		1732	or return;
		1733	$ns->send_msg (@_);
		1734	}
		1735
1279	=item $pl->quit_character	1736	=item $pl->quit_character
1280		1737
1281	Nukes the player without looking back. If logged in, the connection will	1738	Nukes the player without looking back. If logged in, the connection will
1282	be destroyed. May block for a long time.	1739	be destroyed. May block for a long time.
1283		1740
…		…
1287	my ($pl) = @_;	1744	my ($pl) = @_;
1288		1745
1289	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1290		1747
1291	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1292	$pl->password ("*"); # this should lock out the player until we nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1293		1750
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1295	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1297	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1298		1759
1299	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1301	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1336	or return [];	1797	or return [];
1337		1798
1338	my @logins;	1799	my @logins;
1339		1800
1340	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
		1802	my $path = path $login;
		1803
		1804	# a .pst is a dead give-away for a valid player
		1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1810	}
1344		1811
1345	utf8::decode $login;	1812	utf8::decode $login;
1346	push @logins, $login;	1813	push @logins, $login;
1347	}	1814	}
1348		1815
1349	\@logins	1816	\@logins
1350	}	1817	}
1351		1818
1352	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1353		1822
1354	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1355	player. May block.	1824	player. May block.
1356		1825
1357	=cut	1826	=cut
…		…
1375	}	1844	}
1376		1845
1377	\@paths	1846	\@paths
1378	}	1847	}
1379		1848
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1850
1382	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1383		1852
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s{H<([^\>]*)>}
1406	{
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")
1410	[$self->{hintmode}]
1411	}ge;
1412
1413	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;
1415
1416	# compress some whitespace
1417	1 while s/\s*\n\s*\n\s*/\n/;
1418
1419	$_
1420	}
1421
1422	sub hintmode {
1423	$_[0]{hintmode} = $_[1] if @_ > 1;
1424	$_[0]{hintmode}
1425	}
1426
1427	=item $player->ext_reply ($msgid, %msg)	1853	=item $player->ext_reply ($msgid, @msg)
1428		1854
1429	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1430		1856
1431	=cut	1857	=cut
1432		1858
1433	sub ext_reply($$%) {	1859	sub ext_reply($$@) {
1434	my ($self, $id, %msg) = @_;	1860	my ($self, $id, @msg) = @_;
1435		1861
1436	$msg{msgid} = $id;	1862	$self->ns->ext_reply ($id, @msg)
1437	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1438	}	1863	}
1439		1864
1440	=item $player->ext_event ($type, %msg)	1865	=item $player->ext_msg ($type, @msg)
1441		1866
1442	Sends an ext event to the client.	1867	Sends an ext event to the client.
1443		1868
1444	=cut	1869	=cut
1445		1870
1446	sub ext_event($$%) {	1871	sub ext_msg($$@) {
1447	my ($self, $type, %msg) = @_;	1872	my ($self, $type, @msg) = @_;
1448		1873
1449	$self->ns->ext_event ($type, %msg);	1874	$self->ns->ext_msg ($type, @msg);
1450	}	1875	}
1451		1876
1452	=head3 cf::region	1877	=head3 cf::region
1453		1878
1454	=over 4	1879	=over 4
…		…
1464	=cut	1889	=cut
1465		1890
1466	sub find_by_path($) {	1891	sub find_by_path($) {
1467	my ($path) = @_;	1892	my ($path) = @_;
1468		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
		1895
1469	my ($match, $specificity);	1896	my ($match, $specificity);
1470		1897
1471	for my $region (list) {	1898	for my $region (list) {
1472	if ($region->match && $path =~ $region->match) {	1899	if ($region->{match} && $path =~ $region->{match}) {
1473	($match, $specificity) = ($region, $region->specificity)	1900	($match, $specificity) = ($region, $region->specificity)
1474	if $region->specificity > $specificity;	1901	if $region->specificity > $specificity;
1475	}	1902	}
1476	}	1903	}
1477		1904
…		…
1498	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1499	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1500		1927
1501	sub generate_random_map {	1928	sub generate_random_map {
1502	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1503	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1504	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1505	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1506	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1507	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1508	$rmp->{exit_on_final_map},
1509	$rmp->{xsize}, $rmp->{ysize},
1510	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1511	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1512	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1513	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1514	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1515	(cf::region::find $rmp->{region}), $rmp->{custom}
1516	)
1517	}	1934	}
1518		1935
1519	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1520		1937
1521	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1526		1943
1527	sub register {	1944	sub register {
1528	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1529	my $pkg = caller;	1946	my $pkg = caller;
1530		1947
1531	no strict;
1532	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1533		1949
1534	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1535	}	1951	}
1536		1952
1537	# also paths starting with '/'	1953	# also paths starting with '/'
1538	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1539		1955
1540	sub thawer_merge {	1956	sub thawer_merge {
1541	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1542		1958
1543	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1548	}	1964	}
1549		1965
1550	sub normalise {	1966	sub normalise {
1551	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1552		1968
1553	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1554		1970
1555	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1556		1972
1557	# map plan:	1973	# map plan:
1558	#	1974	#
…		…
1573	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1574	$path = "$base/$path";	1990	$path = "$base/$path";
1575	}	1991	}
1576		1992
1577	for ($path) {	1993	for ($path) {
1578	redo if s{//}{/};
1579	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1580	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1581	}	1996	}
1582		1997
1583	$path	1998	$path
…		…
1597	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1598	return $self;	2013	return $self;
1599	}	2014	}
1600	}	2015	}
1601		2016
1602	Carp::carp "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1603	()	2018	()
1604	}	2019	}
1605		2020
		2021	# may re-bless or do other evil things
1606	sub init {	2022	sub init {
1607	my ($self) = @_;	2023	my ($self) = @_;
1608		2024
1609	$self	2025	$self
1610	}	2026	}
…		…
1629		2045
1630	# the temporary/swap location	2046	# the temporary/swap location
1631	sub save_path {	2047	sub save_path {
1632	my ($self) = @_;	2048	my ($self) = @_;
1633		2049
1634	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1635	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1636	}	2052	}
1637		2053
1638	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1639	sub uniq_path {	2055	sub uniq_path {
1640	my ($self) = @_;	2056	my ($self) = @_;
1641		2057
1642	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1643	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1644	}
1645
1646	# and all this just because we cannot iterate over
1647	# all maps in C++...
1648	sub change_all_map_light {
1649	my ($change) = @_;
1650
1651	$_->change_map_light ($change)
1652	for grep $_->outdoor, values %cf::MAP;
1653	}	2060	}
1654		2061
1655	sub decay_objects {	2062	sub decay_objects {
1656	my ($self) = @_;	2063	my ($self) = @_;
1657		2064
…		…
1670		2077
1671	sub load_header_from($) {	2078	sub load_header_from($) {
1672	my ($self, $path) = @_;	2079	my ($self, $path) = @_;
1673		2080
1674	utf8::encode $path;	2081	utf8::encode $path;
1675	#aio_open $path, O_RDONLY, 0	2082	my $f = new_from_file cf::object::thawer $path
1676	# or return;
1677
1678	$self->_load_header ($path)
1679	or return;	2083	or return;
1680		2084
		2085	$self->_load_header ($f)
		2086	or return;
		2087
		2088	local $MAP_LOADING{$self->{path}} = $self;
		2089	$f->resolve_delayed_derefs;
		2090
1681	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1682		2092
1683	1	2093	1
1684	}	2094	}
1685		2095
		2096	# used to laod the header of an original map
1686	sub load_header_orig {	2097	sub load_header_orig {
1687	my ($self) = @_;	2098	my ($self) = @_;
1688		2099
1689	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1690	}	2101	}
1691		2102
		2103	# used to laod the header of an instantiated map
1692	sub load_header_temp {	2104	sub load_header_temp {
1693	my ($self) = @_;	2105	my ($self) = @_;
1694		2106
1695	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1696	}	2108	}
1697		2109
		2110	# called after loading the header from an instantiated map
1698	sub prepare_temp {	2111	sub prepare_temp {
1699	my ($self) = @_;	2112	my ($self) = @_;
1700		2113
1701	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1702	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1703	# safety	2116	# safety
1704	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1705	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1706	}	2119	}
1707		2120
		2121	# called after loading the header from an original map
1708	sub prepare_orig {	2122	sub prepare_orig {
1709	my ($self) = @_;	2123	my ($self) = @_;
1710		2124
1711	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1712	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1736		2150
1737	sub find;	2151	sub find;
1738	sub find {	2152	sub find {
1739	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1740		2154
		2155	cf::cede_to_tick;
		2156
1741	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1742		2158
		2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1743	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1744		2161
1745	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1746	my $guard = cf::lock_acquire "map_find:$path";
1747	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1748	or return;	2164	or return;
1749		2165
1750	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1751		2167
…		…
1753	or return;	2169	or return;
1754		2170
1755	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1756	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1757	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
		2175	undef $guard1;
1758	$map->reset;	2176	$map->reset;
1759	undef $guard;
1760	return find $path;	2177	return find $path;
1761	}	2178	}
1762		2179
1763	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1764	}	2181	}
1765	}	2182	}
1766		2183
1767	sub pre_load { }	2184	sub pre_load { }
1768	sub post_load { }	2185	#sub post_load { } # XS
1769		2186
1770	sub load {	2187	sub load {
1771	my ($self) = @_;	2188	my ($self) = @_;
1772		2189
1773	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
1774		2191
1775	my $path = $self->{path};	2192	my $path = $self->{path};
1776		2193
1777	{	2194	{
1778	my $guard = cf::lock_acquire "map_load:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1779		2196
		2197	return unless $self->valid;
1780	return if $self->in_memory != cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1781
1782	$self->in_memory (cf::MAP_LOADING);
1783		2199
1784	$self->alloc;	2200	$self->alloc;
1785		2201
1786	$self->pre_load;	2202	$self->pre_load;
1787	Coro::cede;	2203	cf::cede_to_tick;
1788		2204
1789	$self->_load_objects ($self->{load_path}, 1)	2205	if (exists $self->{load_path}) {
		2206	my $f = new_from_file cf::object::thawer $self->{load_path};
		2207	$f->skip_block;
		2208	$self->_load_objects ($f)
1790	or return;	2209	or return;
1791		2210
1792	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1793	if delete $self->{load_original};	2212	if delete $self->{load_original};
1794		2213
1795	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1796	utf8::encode $uniq;	2215	utf8::encode $uniq;
1797	if (aio_open $uniq, O_RDONLY, 0) {	2216	unless (aio_stat $uniq) {
		2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1798	$self->clear_unique_items;	2218	$self->clear_unique_items;
1799	$self->_load_objects ($uniq, 0);	2219	$self->_load_objects ($f);
		2220	$f->resolve_delayed_derefs;
		2221	}
		2222	}
1800	}	2223	}
1801	}
1802		2224
1803	Coro::cede;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
		2232
		2233	cf::cede_to_tick;
1804	# now do the right thing for maps	2234	# now do the right thing for maps
1805	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1806	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
1807	unless $self->difficulty;	2237	unless $self->difficulty;
1808	Coro::cede;	2238	cf::cede_to_tick;
1809		2239
1810	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1811	$self->decay_objects;	2241	$self->decay_objects;
1812	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1813	$self->update_buttons;	2243	$self->update_buttons;
1814	Coro::cede;	2244	cf::cede_to_tick;
1815	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
1816	Coro::cede;
1817	$self->activate;
1818	}	2246	}
1819		2247
1820	$self->in_memory (cf::MAP_IN_MEMORY);	2248	$self->{last_save} = $cf::RUNTIME;
		2249	$self->last_access ($cf::RUNTIME);
1821	}	2250	}
1822		2251
1823	$self->post_load;	2252	$self->post_load;
1824	}
1825		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
1826	sub customise_for {	2260	sub customise_for {
1827	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
1828		2262
1829	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
1830	if $self->per_player;	2264	if $self->per_player;
…		…
1833	# if $self->per_party;	2267	# if $self->per_party;
1834		2268
1835	$self	2269	$self
1836	}	2270	}
1837		2271
1838	# find and load all maps in the 3x3 area around a map
1839	sub load_diag {
1840	my ($map) = @_;
1841
1842	my @diag; # diagonal neighbours
1843
1844	for (0 .. 3) {
1845	my $neigh = $map->tile_path ($_)
1846	or next;
1847	$neigh = find $neigh, $map
1848	or next;
1849	$neigh->load;
1850
1851	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1852	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1853	}
1854
1855	for (@diag) {
1856	my $neigh = find @$_
1857	or next;
1858	$neigh->load;
1859	}
1860	}
1861
1862	sub find_sync {	2272	sub find_sync {
1863	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
1864		2274
1865	cf::sync_job { find $path, $origin }	2275	# it's a bug to call this from the main context
		2276	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2277	if $Coro::current == $Coro::main;
		2278
		2279	find $path, $origin
1866	}	2280	}
1867		2281
1868	sub do_load_sync {	2282	sub do_load_sync {
1869	my ($map) = @_;	2283	my ($map) = @_;
1870		2284
1871	cf::sync_job { $map->load };	2285	# it's a bug to call this from the main context
		2286	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2287	if $Coro::current == $Coro::main;
		2288
		2289	$map->load;
1872	}	2290	}
1873		2291
1874	our %MAP_PREFETCH;	2292	our %MAP_PREFETCH;
1875	our $MAP_PREFETCHER = undef;	2293	our $MAP_PREFETCHER = undef;
1876		2294
1877	sub find_async {	2295	sub find_async {
1878	my ($path, $origin) = @_;	2296	my ($path, $origin, $load) = @_;
1879		2297
1880	$path = normalise $path, $origin && $origin->{path};	2298	$path = normalise $path, $origin;
1881		2299
1882	if (my $map = $cf::MAP{$path}) {	2300	if (my $map = $cf::MAP{$path}) {
1883	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2301	return $map if !$load || $map->linkable;
1884	}	2302	}
1885		2303
1886	undef $MAP_PREFETCH{$path};	2304	$MAP_PREFETCH{$path} |= $load;
		2305
1887	$MAP_PREFETCHER ||= cf::async {	2306	$MAP_PREFETCHER ||= cf::async {
		2307	$Coro::current->{desc} = "map prefetcher";
		2308
1888	while (%MAP_PREFETCH) {	2309	while (%MAP_PREFETCH) {
1889	for my $path (keys %MAP_PREFETCH) {	2310	while (my ($k, $v) = each %MAP_PREFETCH) {
1890	my $map = find $path	2311	if (my $map = find $k) {
1891	or next;
1892	$map->load;	2312	$map->load if $v;
		2313	}
1893		2314
1894	delete $MAP_PREFETCH{$path};	2315	delete $MAP_PREFETCH{$k};
1895	}	2316	}
1896	}	2317	}
1897	undef $MAP_PREFETCHER;	2318	undef $MAP_PREFETCHER;
1898	};	2319	};
1899	$MAP_PREFETCHER->prio (6);	2320	$MAP_PREFETCHER->prio (6);
1900		2321
1901	()	2322	()
1902	}	2323	}
1903		2324
		2325	# common code, used by both ->save and ->swapout
1904	sub save {	2326	sub _save {
1905	my ($self) = @_;	2327	my ($self) = @_;
1906
1907	my $lock = cf::lock_acquire "map_data:" . $self->path;
1908		2328
1909	$self->{last_save} = $cf::RUNTIME;	2329	$self->{last_save} = $cf::RUNTIME;
1910		2330
1911	return unless $self->dirty;	2331	return unless $self->dirty;
1912		2332
…		…
1918	return if $self->{deny_save};	2338	return if $self->{deny_save};
1919		2339
1920	local $self->{last_access} = $self->last_access;#d#	2340	local $self->{last_access} = $self->last_access;#d#
1921		2341
1922	cf::async {	2342	cf::async {
		2343	$Coro::current->{desc} = "map player save";
1923	$_->contr->save for $self->players;	2344	$_->contr->save for $self->players;
1924	};	2345	};
		2346
		2347	cf::get_slot 0.02;
1925		2348
1926	if ($uniq) {	2349	if ($uniq) {
1927	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1928	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2351	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1929	} else {	2352	} else {
1930	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2353	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1931	}	2354	}
1932	}	2355	}
1933		2356
		2357	sub save {
		2358	my ($self) = @_;
		2359
		2360	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2361
		2362	$self->_save;
		2363	}
		2364
1934	sub swap_out {	2365	sub swap_out {
1935	my ($self) = @_;	2366	my ($self) = @_;
1936		2367
1937	# save first because save cedes
1938	$self->save;
1939
1940	my $lock = cf::lock_acquire "map_data:" . $self->path;	2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
1941		2369
		2370	return if !$self->linkable;
		2371	return if $self->{deny_save};
1942	return if $self->players;	2372	return if $self->players;
1943	return if $self->in_memory != cf::MAP_IN_MEMORY;
1944	return if $self->{deny_save};
1945		2373
		2374	# first deactivate the map and "unlink" it from the core
		2375	$self->deactivate;
		2376	$_->clear_links_to ($self) for values %cf::MAP;
		2377	$self->state (cf::MAP_SWAPPED);
		2378
		2379	# then atomically save
		2380	$self->_save;
		2381
		2382	# then free the map
1946	$self->clear;	2383	$self->clear;
1947	$self->in_memory (cf::MAP_SWAPPED);
1948	}	2384	}
1949		2385
1950	sub reset_at {	2386	sub reset_at {
1951	my ($self) = @_;	2387	my ($self) = @_;
1952		2388
…		…
1970		2406
1971	my $lock = cf::lock_acquire "map_data:$self->{path}";	2407	my $lock = cf::lock_acquire "map_data:$self->{path}";
1972		2408
1973	return if $self->players;	2409	return if $self->players;
1974		2410
1975	warn "resetting map ", $self->path;	2411	cf::trace "resetting map ", $self->path, "\n";
1976		2412
1977	$self->in_memory (cf::MAP_SWAPPED);	2413	$self->state (cf::MAP_SWAPPED);
1978		2414
1979	# need to save uniques path	2415	# need to save uniques path
1980	unless ($self->{deny_save}) {	2416	unless ($self->{deny_save}) {
1981	my $uniq = $self->uniq_path; utf8::encode $uniq;	2417	my $uniq = $self->uniq_path; utf8::encode $uniq;
1982		2418
…		…
1984	if $uniq;	2420	if $uniq;
1985	}	2421	}
1986		2422
1987	delete $cf::MAP{$self->path};	2423	delete $cf::MAP{$self->path};
1988		2424
		2425	$self->deactivate;
		2426	$_->clear_links_to ($self) for values %cf::MAP;
1989	$self->clear;	2427	$self->clear;
1990
1991	$_->clear_links_to ($self) for values %cf::MAP;
1992		2428
1993	$self->unlink_save;	2429	$self->unlink_save;
1994	$self->destroy;	2430	$self->destroy;
1995	}	2431	}
1996		2432
1997	my $nuke_counter = "aaaa";	2433	my $nuke_counter = "aaaa";
1998		2434
1999	sub nuke {	2435	sub nuke {
2000	my ($self) = @_;	2436	my ($self) = @_;
2001		2437
		2438	{
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
2002	delete $cf::MAP{$self->path};	2441	delete $cf::MAP{$self->path};
2003		2442
2004	$self->unlink_save;	2443	$self->unlink_save;
2005		2444
2006	bless $self, "cf::map";	2445	bless $self, "cf::map::wrap";
2007	delete $self->{deny_reset};	2446	delete $self->{deny_reset};
2008	$self->{deny_save} = 1;	2447	$self->{deny_save} = 1;
2009	$self->reset_timeout (1);	2448	$self->reset_timeout (1);
2010	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2449	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2011		2450
2012	$cf::MAP{$self->path} = $self;	2451	$cf::MAP{$self->path} = $self;
		2452	}
2013		2453
2014	$self->reset; # polite request, might not happen	2454	$self->reset; # polite request, might not happen
2015	}	2455	}
2016		2456
2017	=item $maps = cf::map::tmp_maps	2457	=item $maps = cf::map::tmp_maps
…		…
2059		2499
2060	sub unique_maps() {	2500	sub unique_maps() {
2061	[	2501	[
2062	map {	2502	map {
2063	utf8::decode $_;	2503	utf8::decode $_;
2064	/\.map$/	2504	s/\.map$//; # TODO future compatibility hack
		2505	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2506	? ()
2065	? normalise $_	2507	: normalise $_
2066	: ()
2067	} @{ aio_readdir $UNIQUEDIR or [] }	2508	} @{ aio_readdir $UNIQUEDIR or [] }
2068	]	2509	]
2069	}	2510	}
2070		2511
2071	package cf;	2512	=item cf::map::static_maps
		2513
		2514	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2515	file in the shared directory excluding F</styles> and F</editor>). May
		2516	block.
		2517
		2518	=cut
		2519
		2520	sub static_maps() {
		2521	my @dirs = "";
		2522	my @maps;
		2523
		2524	while (@dirs) {
		2525	my $dir = shift @dirs;
		2526
		2527	next if $dir eq "/styles" || $dir eq "/editor";
		2528
		2529	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2530	or return;
		2531
		2532	for (@$files) {
		2533	s/\.map$// or next;
		2534	utf8::decode $_;
		2535	push @maps, "$dir/$_";
		2536	}
		2537
		2538	push @dirs, map "$dir/$_", @$dirs;
		2539	}
		2540
		2541	\@maps
		2542	}
2072		2543
2073	=back	2544	=back
2074		2545
2075	=head3 cf::object	2546	=head3 cf::object
2076		2547
…		…
2080		2551
2081	=over 4	2552	=over 4
2082		2553
2083	=item $ob->inv_recursive	2554	=item $ob->inv_recursive
2084		2555
2085	Returns the inventory of the object _and_ their inventories, recursively.	2556	Returns the inventory of the object I<and> their inventories, recursively,
		2557	but I<not> the object itself.
2086		2558
2087	=cut	2559	=cut
2088		2560
2089	sub inv_recursive_;	2561	sub inv_recursive_;
2090	sub inv_recursive_ {	2562	sub inv_recursive_ {
…		…
2093		2565
2094	sub inv_recursive {	2566	sub inv_recursive {
2095	inv_recursive_ inv $_[0]	2567	inv_recursive_ inv $_[0]
2096	}	2568	}
2097		2569
		2570	=item $ref = $ob->ref
		2571
		2572	Creates and returns a persistent reference to an object that can be stored as a string.
		2573
		2574	=item $ob = cf::object::deref ($refstring)
		2575
		2576	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2577	even if the object actually exists. May block.
		2578
		2579	=cut
		2580
		2581	sub deref {
		2582	my ($ref) = @_;
		2583
		2584	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2585	my ($uuid, $name) = ($1, $2);
		2586	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2587	or return;
		2588	$pl->ob->uuid eq $uuid
		2589	or return;
		2590
		2591	$pl->ob
		2592	} else {
		2593	warn "$ref: cannot resolve object reference\n";
		2594	undef
		2595	}
		2596	}
		2597
2098	package cf;	2598	package cf;
2099		2599
2100	=back	2600	=back
2101		2601
2102	=head3 cf::object::player	2602	=head3 cf::object::player
…		…
2108	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2608	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2109	can be C<undef>. Does the right thing when the player is currently in a	2609	can be C<undef>. Does the right thing when the player is currently in a
2110	dialogue with the given NPC character.	2610	dialogue with the given NPC character.
2111		2611
2112	=cut	2612	=cut
		2613
		2614	our $SAY_CHANNEL = {
		2615	id => "say",
		2616	title => "Map",
		2617	reply => "say ",
		2618	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2619	};
		2620
		2621	our $CHAT_CHANNEL = {
		2622	id => "chat",
		2623	title => "Chat",
		2624	reply => "chat ",
		2625	tooltip => "Player chat and shouts, global to the server.",
		2626	};
2113		2627
2114	# rough implementation of a future "reply" method that works	2628	# rough implementation of a future "reply" method that works
2115	# with dialog boxes.	2629	# with dialog boxes.
2116	#TODO: the first argument must go, split into a $npc->reply_to ( method	2630	#TODO: the first argument must go, split into a $npc->reply_to ( method
2117	sub cf::object::player::reply($$$;$) {	2631	sub cf::object::player::reply($$$;$) {
…		…
2124		2638
2125	} else {	2639	} else {
2126	my $pl = $self->contr;	2640	my $pl = $self->contr;
2127		2641
2128	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2642	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2129	my $diag = $pl->{npc_dialog};	2643	my $dialog = $pl->{npc_dialog};
2130	$diag->{pl}->ext_reply (	2644	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2131	$diag->{id},
2132	msgtype => "reply",
2133	msg => $diag->{pl}->expand_cfpod ($msg),
2134	add_topics => []
2135	);
2136		2645
2137	} else {	2646	} else {
2138	$msg = $npc->name . " says: $msg" if $npc;	2647	$msg = $npc->name . " says: $msg" if $npc;
2139	$self->message ($msg, $flags);	2648	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2140	}	2649	}
2141	}	2650	}
		2651	}
		2652
		2653	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2654
		2655	=cut
		2656
		2657	sub cf::object::send_msg {
		2658	my $pl = shift->contr
		2659	or return;
		2660	$pl->send_msg (@_);
2142	}	2661	}
2143		2662
2144	=item $player_object->may ("access")	2663	=item $player_object->may ("access")
2145		2664
2146	Returns wether the given player is authorized to access resource "access"	2665	Returns wether the given player is authorized to access resource "access"
…		…
2159		2678
2160	=item $player_object->enter_link	2679	=item $player_object->enter_link
2161		2680
2162	Freezes the player and moves him/her to a special map (C<{link}>).	2681	Freezes the player and moves him/her to a special map (C<{link}>).
2163		2682
2164	The player should be reasonably safe there for short amounts of time. You	2683	The player should be reasonably safe there for short amounts of time (e.g.
2165	I<MUST> call C<leave_link> as soon as possible, though.	2684	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2685	though, as the player cannot control the character while it is on the link
		2686	map.
2166		2687
2167	Will never block.	2688	Will never block.
2168		2689
2169	=item $player_object->leave_link ($map, $x, $y)	2690	=item $player_object->leave_link ($map, $x, $y)
2170		2691
…		…
2190	sub cf::object::player::enter_link {	2711	sub cf::object::player::enter_link {
2191	my ($self) = @_;	2712	my ($self) = @_;
2192		2713
2193	$self->deactivate_recursive;	2714	$self->deactivate_recursive;
2194		2715
		2716	++$self->{_link_recursion};
		2717
2195	return if UNIVERSAL::isa $self->map, "ext::map_link";	2718	return if UNIVERSAL::isa $self->map, "ext::map_link";
2196		2719
2197	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2720	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2198	if $self->map && $self->map->{path} ne "{link}";	2721	if $self->map && $self->map->{path} ne "{link}";
2199		2722
2200	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2723	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2201	}	2724	}
2202		2725
2203	sub cf::object::player::leave_link {	2726	sub cf::object::player::leave_link {
2204	my ($self, $map, $x, $y) = @_;	2727	my ($self, $map, $x, $y) = @_;
2205		2728
…		…
2222	($x, $y) = (-1, -1)	2745	($x, $y) = (-1, -1)
2223	unless (defined $x) && (defined $y);	2746	unless (defined $x) && (defined $y);
2224		2747
2225	# use -1 or undef as default coordinates, not 0, 0	2748	# use -1 or undef as default coordinates, not 0, 0
2226	($x, $y) = ($map->enter_x, $map->enter_y)	2749	($x, $y) = ($map->enter_x, $map->enter_y)
2227	if $x <=0 && $y <= 0;	2750	if $x <= 0 && $y <= 0;
2228		2751
2229	$map->load;	2752	$map->load;
2230	$map->load_diag;
2231		2753
2232	return unless $self->contr->active;	2754	return unless $self->contr->active;
2233	$self->activate_recursive;
2234		2755
2235	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2756	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2236	$self->enter_map ($map, $x, $y);	2757	if ($self->enter_map ($map, $x, $y)) {
2237	}	2758	# entering was successful
		2759	delete $self->{_link_recursion};
		2760	# only activate afterwards, to support waiting in hooks
		2761	$self->activate_recursive;
		2762	}
2238		2763
		2764	}
		2765
2239	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2766	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2240		2767
2241	Moves the player to the given map-path and coordinates by first freezing	2768	Moves the player to the given map-path and coordinates by first freezing
2242	her, loading and preparing them map, calling the provided $check callback	2769	her, loading and preparing them map, calling the provided $check callback
2243	that has to return the map if sucecssful, and then unfreezes the player on	2770	that has to return the map if sucecssful, and then unfreezes the player on
2244	the new (success) or old (failed) map position.	2771	the new (success) or old (failed) map position. In either case, $done will
		2772	be called at the end of this process.
		2773
		2774	Note that $check will be called with a potentially non-loaded map, so if
		2775	it needs a loaded map it has to call C<< ->load >>.
2245		2776
2246	=cut	2777	=cut
2247		2778
2248	our $GOTOGEN;	2779	our $GOTOGEN;
2249		2780
2250	sub cf::object::player::goto {	2781	sub cf::object::player::goto {
2251	my ($self, $path, $x, $y, $check) = @_;	2782	my ($self, $path, $x, $y, $check, $done) = @_;
		2783
		2784	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2785	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2786	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2787	($path, $x, $y) = @$EMERGENCY_POSITION;
		2788	}
2252		2789
2253	# do generation counting so two concurrent goto's will be executed in-order	2790	# do generation counting so two concurrent goto's will be executed in-order
2254	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2791	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2255		2792
2256	$self->enter_link;	2793	$self->enter_link;
2257		2794
2258	(async {	2795	(async {
		2796	$Coro::current->{desc} = "player::goto $path $x $y";
		2797
		2798	# *tag paths override both path and x|y
		2799	if ($path =~ /^\*(.*)$/) {
		2800	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2801	my $ob = $obs[rand @obs];
		2802
		2803	# see if we actually can go there
		2804	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2805	$ob = $obs[rand @obs];
		2806	} else {
		2807	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2808	}
		2809	# else put us there anyways for now #d#
		2810
		2811	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2812	} else {
		2813	($path, $x, $y) = (undef, undef, undef);
		2814	}
		2815	}
		2816
2259	my $map = eval {	2817	my $map = eval {
2260	my $map = cf::map::find $path;	2818	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2261		2819
2262	if ($map) {	2820	if ($map) {
2263	$map = $map->customise_for ($self);	2821	$map = $map->customise_for ($self);
2264	$map = $check->($map) if $check && $map;	2822	$map = $check->($map, $x, $y, $self) if $check && $map;
2265	} else {	2823	} else {
2266	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2824	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2267	}	2825	}
2268		2826
2269	$map	2827	$map
2270	};	2828	};
2271		2829
…		…
2276		2834
2277	if ($gen == $self->{_goto_generation}) {	2835	if ($gen == $self->{_goto_generation}) {
2278	delete $self->{_goto_generation};	2836	delete $self->{_goto_generation};
2279	$self->leave_link ($map, $x, $y);	2837	$self->leave_link ($map, $x, $y);
2280	}	2838	}
		2839
		2840	$done->($self) if $done;
2281	})->prio (1);	2841	})->prio (1);
2282	}	2842	}
2283		2843
2284	=item $player_object->enter_exit ($exit_object)	2844	=item $player_object->enter_exit ($exit_object)
2285		2845
…		…
2305	}	2865	}
2306		2866
2307	sub prepare_random_map {	2867	sub prepare_random_map {
2308	my ($exit) = @_;	2868	my ($exit) = @_;
2309		2869
2310	my $guard = cf::lock_acquire "exit_prepare:$exit";
2311
2312	# all this does is basically replace the /! path by	2870	# all this does is basically replace the /! path by
2313	# a new random map path (?random/...) with a seed	2871	# a new random map path (?random/...) with a seed
2314	# that depends on the exit object	2872	# that depends on the exit object
2315		2873
2316	my $rmp = parse_random_map_params $exit->msg;	2874	my $rmp = parse_random_map_params $exit->msg;
…		…
2318	if ($exit->map) {	2876	if ($exit->map) {
2319	$rmp->{region} = $exit->region->name;	2877	$rmp->{region} = $exit->region->name;
2320	$rmp->{origin_map} = $exit->map->path;	2878	$rmp->{origin_map} = $exit->map->path;
2321	$rmp->{origin_x} = $exit->x;	2879	$rmp->{origin_x} = $exit->x;
2322	$rmp->{origin_y} = $exit->y;	2880	$rmp->{origin_y} = $exit->y;
		2881
		2882	$exit->map->touch;
2323	}	2883	}
2324		2884
2325	$rmp->{random_seed} ||= $exit->random_seed;	2885	$rmp->{random_seed} ||= $exit->random_seed;
2326		2886
2327	my $data = cf::to_json $rmp;	2887	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2328	my $md5 = Digest::MD5::md5_hex $data;	2888	my $md5 = Digest::MD5::md5_hex $data;
2329	my $meta = "$RANDOMDIR/$md5.meta";	2889	my $meta = "$RANDOMDIR/$md5.meta";
2330		2890
2331	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2891	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2332	aio_write $fh, 0, (length $data), $data, 0;	2892	aio_write $fh, 0, (length $data), $data, 0;
2333	undef $fh;	2893	undef $fh;
2334	aio_rename "$meta~", $meta;	2894	aio_rename "$meta~", $meta;
2335		2895
		2896	my $slaying = "?random/$md5";
		2897
		2898	if ($exit->valid) {
2336	$exit->slaying ("?random/$md5");	2899	$exit->slaying ("?random/$md5");
2337	$exit->msg (undef);	2900	$exit->msg (undef);
		2901	}
2338	}	2902	}
2339	}	2903	}
2340		2904
2341	sub cf::object::player::enter_exit {	2905	sub cf::object::player::enter_exit {
2342	my ($self, $exit) = @_;	2906	my ($self, $exit) = @_;
2343		2907
2344	return unless $self->type == cf::PLAYER;	2908	return unless $self->type == cf::PLAYER;
2345		2909
2346	if ($exit->slaying eq "/!") {
2347	#TODO: this should de-fi-ni-te-ly not be a sync-job
2348	# the problem is that $exit might not survive long enough
2349	# so it needs to be done right now, right here
2350	cf::sync_job { prepare_random_map $exit };
2351	}
2352
2353	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2354	my $hp = $exit->stats->hp;
2355	my $sp = $exit->stats->sp;
2356
2357	$self->enter_link;	2910	$self->enter_link;
2358		2911
2359	(async {	2912	(async {
2360	$self->deactivate_recursive; # just to be sure	2913	$Coro::current->{desc} = "enter_exit";
		2914
2361	unless (eval {	2915	unless (eval {
		2916	$self->deactivate_recursive; # just to be sure
		2917
		2918	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2919	my $x = $exit->stats->hp;
		2920	my $y = $exit->stats->sp;
		2921
		2922	# special map handling
		2923	my $slaying = $exit->slaying;
		2924
		2925	# special map handling
		2926	if ($slaying eq "/!") {
		2927	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2928
		2929	prepare_random_map $exit
		2930	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2931
		2932	$map = $exit->slaying;
		2933
		2934	} elsif ($slaying eq '!up') {
		2935	$map = $exit->map->tile_path (cf::TILE_UP);
		2936	$x = $exit->x;
		2937	$y = $exit->y;
		2938
		2939	} elsif ($slaying eq '!down') {
		2940	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2941	$x = $exit->x;
		2942	$y = $exit->y;
		2943	}
		2944
2362	$self->goto ($slaying, $hp, $sp);	2945	$self->goto ($map, $x, $y);
2363		2946
		2947	# if exit is damned, update players death & WoR home-position
		2948	$self->contr->savebed ($map, $x, $y)
		2949	if $exit->flag (cf::FLAG_DAMNED);
		2950
2364	1;	2951	1
2365	}) {	2952	}) {
2366	$self->message ("Something went wrong deep within the crossfire server. "	2953	$self->message ("Something went wrong deep within the deliantra server. "
2367	. "I'll try to bring you back to the map you were before. "	2954	. "I'll try to bring you back to the map you were before. "
2368	. "Please report this to the dungeon master!",	2955	. "Please report this to the dungeon master!",
2369	cf::NDI_UNIQUE | cf::NDI_RED);	2956	cf::NDI_UNIQUE | cf::NDI_RED);
2370		2957
2371	warn "ERROR in enter_exit: $@";	2958	error "ERROR in enter_exit: $@";
2372	$self->leave_link;	2959	$self->leave_link;
2373	}	2960	}
2374	})->prio (1);	2961	})->prio (1);
2375	}	2962	}
2376		2963
…		…
2390		2977
2391	utf8::encode $text;	2978	utf8::encode $text;
2392	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2979	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2393	}	2980	}
2394		2981
		2982	=item $client->send_big_packet ($pkt)
		2983
		2984	Like C<send_packet>, but tries to compress large packets, and fragments
		2985	them as required.
		2986
		2987	=cut
		2988
		2989	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2990
		2991	sub cf::client::send_big_packet {
		2992	my ($self, $pkt) = @_;
		2993
		2994	# try lzf for large packets
		2995	$pkt = "lzf " . Compress::LZF::compress $pkt
		2996	if 1024 <= length $pkt and $self->{can_lzf};
		2997
		2998	# split very large packets
		2999	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3000	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3001	$pkt = "frag";
		3002	}
		3003
		3004	$self->send_packet ($pkt);
		3005	}
		3006
2395	=item $client->send_msg ($color, $type, $msg, [extra...])	3007	=item $client->send_msg ($channel, $msg, $color, [extra...])
2396		3008
2397	Send a drawinfo or msg packet to the client, formatting the msg for the	3009	Send a drawinfo or msg packet to the client, formatting the msg for the
2398	client if neccessary. C<$type> should be a string identifying the type of	3010	client if neccessary. C<$type> should be a string identifying the type of
2399	the message, with C<log> being the default. If C<$color> is negative, suppress	3011	the message, with C<log> being the default. If C<$color> is negative, suppress
2400	the message unless the client supports the msg packet.	3012	the message unless the client supports the msg packet.
2401		3013
2402	=cut	3014	=cut
2403		3015
		3016	# non-persistent channels (usually the info channel)
		3017	our %CHANNEL = (
		3018	"c/motd" => {
		3019	id => "infobox",
		3020	title => "MOTD",
		3021	reply => undef,
		3022	tooltip => "The message of the day",
		3023	},
		3024	"c/identify" => {
		3025	id => "infobox",
		3026	title => "Identify",
		3027	reply => undef,
		3028	tooltip => "Items recently identified",
		3029	},
		3030	"c/examine" => {
		3031	id => "infobox",
		3032	title => "Examine",
		3033	reply => undef,
		3034	tooltip => "Signs and other items you examined",
		3035	},
		3036	"c/shopinfo" => {
		3037	id => "infobox",
		3038	title => "Shop Info",
		3039	reply => undef,
		3040	tooltip => "What your bargaining skill tells you about the shop",
		3041	},
		3042	"c/book" => {
		3043	id => "infobox",
		3044	title => "Book",
		3045	reply => undef,
		3046	tooltip => "The contents of a note or book",
		3047	},
		3048	"c/lookat" => {
		3049	id => "infobox",
		3050	title => "Look",
		3051	reply => undef,
		3052	tooltip => "What you saw there",
		3053	},
		3054	"c/who" => {
		3055	id => "infobox",
		3056	title => "Players",
		3057	reply => undef,
		3058	tooltip => "Shows players who are currently online",
		3059	},
		3060	"c/body" => {
		3061	id => "infobox",
		3062	title => "Body Parts",
		3063	reply => undef,
		3064	tooltip => "Shows which body parts you posess and are available",
		3065	},
		3066	"c/statistics" => {
		3067	id => "infobox",
		3068	title => "Statistics",
		3069	reply => undef,
		3070	tooltip => "Shows your primary statistics",
		3071	},
		3072	"c/skills" => {
		3073	id => "infobox",
		3074	title => "Skills",
		3075	reply => undef,
		3076	tooltip => "Shows your experience per skill and item power",
		3077	},
		3078	"c/shopitems" => {
		3079	id => "infobox",
		3080	title => "Shop Items",
		3081	reply => undef,
		3082	tooltip => "Shows the items currently for sale in this shop",
		3083	},
		3084	"c/resistances" => {
		3085	id => "infobox",
		3086	title => "Resistances",
		3087	reply => undef,
		3088	tooltip => "Shows your resistances",
		3089	},
		3090	"c/pets" => {
		3091	id => "infobox",
		3092	title => "Pets",
		3093	reply => undef,
		3094	tooltip => "Shows information abotu your pets/a specific pet",
		3095	},
		3096	"c/perceiveself" => {
		3097	id => "infobox",
		3098	title => "Perceive Self",
		3099	reply => undef,
		3100	tooltip => "You gained detailed knowledge about yourself",
		3101	},
		3102	"c/uptime" => {
		3103	id => "infobox",
		3104	title => "Uptime",
		3105	reply => undef,
		3106	tooltip => "How long the server has been running since last restart",
		3107	},
		3108	"c/mapinfo" => {
		3109	id => "infobox",
		3110	title => "Map Info",
		3111	reply => undef,
		3112	tooltip => "Information related to the maps",
		3113	},
		3114	"c/party" => {
		3115	id => "party",
		3116	title => "Party",
		3117	reply => "gsay ",
		3118	tooltip => "Messages and chat related to your party",
		3119	},
		3120	"c/death" => {
		3121	id => "death",
		3122	title => "Death",
		3123	reply => undef,
		3124	tooltip => "Reason for and more info about your most recent death",
		3125	},
		3126	"c/say" => $SAY_CHANNEL,
		3127	"c/chat" => $CHAT_CHANNEL,
		3128	);
		3129
2404	sub cf::client::send_msg {	3130	sub cf::client::send_msg {
2405	my ($self, $color, $type, $msg, @extra) = @_;	3131	my ($self, $channel, $msg, $color, @extra) = @_;
2406		3132
2407	$msg = $self->pl->expand_cfpod ($msg);	3133	$msg = $self->pl->expand_cfpod ($msg)
		3134	unless $color & cf::NDI_VERBATIM;
2408		3135
2409	if ($self->can_msg) {	3136	$color &= cf::NDI_CLIENT_MASK; # just in case...
2410	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));
2411	} else {
2412	# replace some tags by gcfclient-compatible ones
2413	for ($msg) {
2414	1 while
2415	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2416	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2417	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2418	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2419	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2420	}
2421		3137
2422	if ($color >= 0) {	3138	# check predefined channels, for the benefit of C
2423	if (0 && $msg =~ /\[/) {	3139	if ($CHANNEL{$channel}) {
2424	$self->send_packet ("drawextinfo $color 4 0 $msg")	3140	$channel = $CHANNEL{$channel};
2425	} else {	3141
2426	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3142	$self->ext_msg (channel_info => $channel);
2427	$self->send_packet ("drawinfo $color $msg")	3143	$channel = $channel->{id};
		3144
		3145	} elsif (ref $channel) {
		3146	# send meta info to client, if not yet sent
		3147	unless (exists $self->{channel}{$channel->{id}}) {
		3148	$self->{channel}{$channel->{id}} = $channel;
		3149	$self->ext_msg (channel_info => $channel);
2428	}	3150	}
2429	}
2430	}
2431	}
2432		3151
		3152	$channel = $channel->{id};
		3153	}
		3154
		3155	return unless @extra || length $msg;
		3156
		3157	# default colour, mask it out
		3158	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3159	if $color & cf::NDI_DEF;
		3160
		3161	my $pkt = "msg "
		3162	. $self->{json_coder}->encode (
		3163	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3164	);
		3165
		3166	$self->send_big_packet ($pkt);
		3167	}
		3168
2433	=item $client->ext_event ($type, %msg)	3169	=item $client->ext_msg ($type, @msg)
2434		3170
2435	Sends an ext event to the client.	3171	Sends an ext event to the client.
2436		3172
2437	=cut	3173	=cut
2438		3174
2439	sub cf::client::ext_event($$%) {	3175	sub cf::client::ext_msg($$@) {
2440	my ($self, $type, %msg) = @_;	3176	my ($self, $type, @msg) = @_;
2441		3177
		3178	if ($self->extcmd == 2) {
		3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3180	} elsif ($self->extcmd == 1) { # TODO: remove
2442	$msg{msgtype} = "event_$type";	3181	push @msg, msgtype => "event_$type";
2443	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3182	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3183	}
		3184	}
		3185
		3186	=item $client->ext_reply ($msgid, @msg)
		3187
		3188	Sends an ext reply to the client.
		3189
		3190	=cut
		3191
		3192	sub cf::client::ext_reply($$@) {
		3193	my ($self, $id, @msg) = @_;
		3194
		3195	if ($self->extcmd == 2) {
		3196	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3197	} elsif ($self->extcmd == 1) {
		3198	#TODO: version 1, remove
		3199	unshift @msg, msgtype => "reply", msgid => $id;
		3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3201	}
2444	}	3202	}
2445		3203
2446	=item $success = $client->query ($flags, "text", \&cb)	3204	=item $success = $client->query ($flags, "text", \&cb)
2447		3205
2448	Queues a query to the client, calling the given callback with	3206	Queues a query to the client, calling the given callback with
…		…
2503	my ($ns, $buf) = @_;	3261	my ($ns, $buf) = @_;
2504		3262
2505	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3263	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2506		3264
2507	if (ref $msg) {	3265	if (ref $msg) {
		3266	my ($type, $reply, @payload) =
		3267	"ARRAY" eq ref $msg
		3268	? @$msg
		3269	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3270
		3271	my @reply;
		3272
2508	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3273	if (my $cb = $EXTICMD{$type}) {
2509	if (my %reply = $cb->($ns, $msg)) {	3274	@reply = $cb->($ns, @payload);
2510	$reply{msgid} = $msg->{msgid};
2511	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2512	}
2513	}	3275	}
		3276
		3277	$ns->ext_reply ($reply, @reply)
		3278	if $reply;
		3279
2514	} else {	3280	} else {
2515	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3281	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2516	}	3282	}
2517		3283
2518	cf::override;	3284	cf::override;
2519	},	3285	},
2520	);	3286	);
…		…
2540		3306
2541	$coro	3307	$coro
2542	}	3308	}
2543		3309
2544	cf::client->attach (	3310	cf::client->attach (
2545	on_destroy => sub {	3311	on_client_destroy => sub {
2546	my ($ns) = @_;	3312	my ($ns) = @_;
2547		3313
2548	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3314	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2549	},	3315	},
2550	);	3316	);
…		…
2565	our $safe = new Safe "safe";	3331	our $safe = new Safe "safe";
2566	our $safe_hole = new Safe::Hole;	3332	our $safe_hole = new Safe::Hole;
2567		3333
2568	$SIG{FPE} = 'IGNORE';	3334	$SIG{FPE} = 'IGNORE';
2569		3335
2570	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3336	$safe->permit_only (Opcode::opset qw(
		3337	:base_core :base_mem :base_orig :base_math :base_loop
		3338	grepstart grepwhile mapstart mapwhile
		3339	sort time
		3340	));
2571		3341
2572	# here we export the classes and methods available to script code	3342	# here we export the classes and methods available to script code
2573		3343
2574	=pod	3344	=pod
2575		3345
2576	The following functions and methods are available within a safe environment:	3346	The following functions and methods are available within a safe environment:
2577		3347
2578	cf::object contr pay_amount pay_player map	3348	cf::object
		3349	contr pay_amount pay_player map x y force_find force_add destroy
		3350	insert remove name archname title slaying race decrease split
		3351	value
		3352
2579	cf::object::player player	3353	cf::object::player
2580	cf::player peaceful	3354	player
2581	cf::map trigger	3355
		3356	cf::player
		3357	peaceful
		3358
		3359	cf::map
		3360	trigger
2582		3361
2583	=cut	3362	=cut
2584		3363
2585	for (	3364	for (
2586	["cf::object" => qw(contr pay_amount pay_player map)],	3365	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3366	insert remove inv nrof name archname title slaying race
		3367	decrease split destroy change_exp value msg lore send_msg)],
2587	["cf::object::player" => qw(player)],	3368	["cf::object::player" => qw(player)],
2588	["cf::player" => qw(peaceful)],	3369	["cf::player" => qw(peaceful send_msg)],
2589	["cf::map" => qw(trigger)],	3370	["cf::map" => qw(trigger)],
2590	) {	3371	) {
2591	no strict 'refs';
2592	my ($pkg, @funs) = @$_;	3372	my ($pkg, @funs) = @$_;
2593	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3373	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2594	for @funs;	3374	for @funs;
2595	}	3375	}
2596		3376
…		…
2611		3391
2612	my $qcode = $code;	3392	my $qcode = $code;
2613	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3393	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2614	$qcode =~ s/\n/\\n/g;	3394	$qcode =~ s/\n/\\n/g;
2615		3395
		3396	%vars = (_dummy => 0) unless %vars;
		3397
		3398	my @res;
2616	local $_;	3399	local $_;
2617	local @safe::cf::_safe_eval_args = values %vars;
2618		3400
2619	my $eval =	3401	my $eval =
2620	"do {\n"	3402	"do {\n"
2621	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3403	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2622	. "#line 0 \"{$qcode}\"\n"	3404	. "#line 0 \"{$qcode}\"\n"
2623	. $code	3405	. $code
2624	. "\n}"	3406	. "\n}"
2625	;	3407	;
2626		3408
		3409	if ($CFG{safe_eval}) {
2627	sub_generation_inc;	3410	sub_generation_inc;
		3411	local @safe::cf::_safe_eval_args = values %vars;
2628	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3412	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2629	sub_generation_inc;	3413	sub_generation_inc;
		3414	} else {
		3415	local @cf::_safe_eval_args = values %vars;
		3416	@res = wantarray ? eval eval : scalar eval $eval;
		3417	}
2630		3418
2631	if ($@) {	3419	if ($@) {
2632	warn "$@";	3420	warn "$@",
2633	warn "while executing safe code '$code'\n";	3421	"while executing safe code '$code'\n",
2634	warn "with arguments " . (join " ", %vars) . "\n";	3422	"with arguments " . (join " ", %vars) . "\n";
2635	}	3423	}
2636		3424
2637	wantarray ? @res : $res[0]	3425	wantarray ? @res : $res[0]
2638	}	3426	}
2639		3427
…		…
2653	=cut	3441	=cut
2654		3442
2655	sub register_script_function {	3443	sub register_script_function {
2656	my ($fun, $cb) = @_;	3444	my ($fun, $cb) = @_;
2657		3445
2658	no strict 'refs';	3446	$fun = "safe::$fun" if $CFG{safe_eval};
2659	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3447	*$fun = $safe_hole->wrap ($cb);
2660	}	3448	}
2661		3449
2662	=back	3450	=back
2663		3451
2664	=cut	3452	=cut
…		…
2667	# the server's init and main functions	3455	# the server's init and main functions
2668		3456
2669	sub load_facedata($) {	3457	sub load_facedata($) {
2670	my ($path) = @_;	3458	my ($path) = @_;
2671		3459
		3460	# HACK to clear player env face cache, we need some signal framework
		3461	# for this (global event?)
		3462	%ext::player_env::MUSIC_FACE_CACHE = ();
		3463
		3464	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3465
2672	warn "loading facedata from $path\n";	3466	trace "loading facedata from $path\n";
2673		3467
2674	my $facedata;	3468	my $facedata = decode_storable load_file $path;
2675	0 < aio_load $path, $facedata
2676	or die "$path: $!";
2677
2678	$facedata = Coro::Storable::thaw $facedata;
2679		3469
2680	$facedata->{version} == 2	3470	$facedata->{version} == 2
2681	or cf::cleanup "$path: version mismatch, cannot proceed.";	3471	or cf::cleanup "$path: version mismatch, cannot proceed.";
2682		3472
		3473	# patch in the exptable
		3474	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3475	$facedata->{resource}{"res/exp_table"} = {
		3476	type => FT_RSRC,
		3477	data => $exp_table,
		3478	hash => (Digest::MD5::md5 $exp_table),
		3479	};
		3480	cf::cede_to_tick;
		3481
2683	{	3482	{
2684	my $faces = $facedata->{faceinfo};	3483	my $faces = $facedata->{faceinfo};
2685		3484
2686	while (my ($face, $info) = each %$faces) {	3485	while (my ($face, $info) = each %$faces) {
2687	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3486	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3487
2688	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3488	cf::face::set_visibility $idx, $info->{visibility};
		3489	cf::face::set_magicmap $idx, $info->{magicmap};
2689	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3490	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2690	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3491	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2691	Coro::cede;	3492	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3493
		3494	cf::cede_to_tick;
2692	}	3495	}
2693		3496
2694	while (my ($face, $info) = each %$faces) {	3497	while (my ($face, $info) = each %$faces) {
2695	next unless $info->{smooth};	3498	next unless $info->{smooth};
		3499
2696	my $idx = cf::face::find $face	3500	my $idx = cf::face::find $face
2697	or next;	3501	or next;
		3502
2698	if (my $smooth = cf::face::find $info->{smooth}) {	3503	if (my $smooth = cf::face::find $info->{smooth}) {
		3504	cf::face::set_smooth $idx, $smooth;
2699	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3505	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2700	} else {	3506	} else {
2701	warn "smooth face '$info->{smooth}' not found for face '$face'";	3507	error "smooth face '$info->{smooth}' not found for face '$face'";
2702	}	3508	}
2703	Coro::cede;	3509
		3510	cf::cede_to_tick;
2704	}	3511	}
2705	}	3512	}
2706		3513
2707	{	3514	{
2708	my $anims = $facedata->{animinfo};	3515	my $anims = $facedata->{animinfo};
2709		3516
2710	while (my ($anim, $info) = each %$anims) {	3517	while (my ($anim, $info) = each %$anims) {
2711	cf::anim::set $anim, $info->{frames}, $info->{facings};	3518	cf::anim::set $anim, $info->{frames}, $info->{facings};
2712	Coro::cede;	3519	cf::cede_to_tick;
2713	}	3520	}
2714		3521
2715	cf::anim::invalidate_all; # d'oh	3522	cf::anim::invalidate_all; # d'oh
2716	}	3523	}
2717		3524
		3525	{
		3526	my $res = $facedata->{resource};
		3527
		3528	while (my ($name, $info) = each %$res) {
		3529	if (defined $info->{type}) {
		3530	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3531
		3532	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3533	cf::face::set_type $idx, $info->{type};
		3534	} else {
		3535	$RESOURCE{$name} = $info; # unused
		3536	}
		3537
		3538	cf::cede_to_tick;
		3539	}
		3540	}
		3541
		3542	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3543
2718	1	3544	1
2719	}	3545	}
2720		3546
		3547	register_exticmd fx_want => sub {
		3548	my ($ns, $want) = @_;
		3549
		3550	while (my ($k, $v) = each %$want) {
		3551	$ns->fx_want ($k, $v);
		3552	}
		3553	};
		3554
		3555	sub load_resource_file($) {
		3556	my $guard = lock_acquire "load_resource_file";
		3557
		3558	my $status = load_resource_file_ $_[0];
		3559	get_slot 0.1, 100;
		3560	cf::arch::commit_load;
		3561
		3562	$status
		3563	}
		3564
2721	sub reload_regions {	3565	sub reload_regions {
		3566	# HACK to clear player env face cache, we need some signal framework
		3567	# for this (global event?)
		3568	%ext::player_env::MUSIC_FACE_CACHE = ();
		3569
2722	load_resource_file "$MAPDIR/regions"	3570	load_resource_file "$MAPDIR/regions"
2723	or die "unable to load regions file\n";	3571	or die "unable to load regions file\n";
		3572
		3573	for (cf::region::list) {
		3574	$_->{match} = qr/$_->{match}/
		3575	if exists $_->{match};
		3576	}
2724	}	3577	}
2725		3578
2726	sub reload_facedata {	3579	sub reload_facedata {
2727	load_facedata "$DATADIR/facedata"	3580	load_facedata "$DATADIR/facedata"
2728	or die "unable to load facedata\n";	3581	or die "unable to load facedata\n";
2729	}	3582	}
2730		3583
2731	sub reload_archetypes {	3584	sub reload_archetypes {
2732	load_resource_file "$DATADIR/archetypes"	3585	load_resource_file "$DATADIR/archetypes"
2733	or die "unable to load archetypes\n";	3586	or die "unable to load archetypes\n";
2734	#d# NEED to laod twice to resolve forward references
2735	# this really needs to be done in an extra post-pass
2736	# (which needs to be synchronous, so solve it differently)
2737	load_resource_file "$DATADIR/archetypes"
2738	or die "unable to load archetypes\n";
2739	}	3587	}
2740		3588
2741	sub reload_treasures {	3589	sub reload_treasures {
2742	load_resource_file "$DATADIR/treasures"	3590	load_resource_file "$DATADIR/treasures"
2743	or die "unable to load treasurelists\n";	3591	or die "unable to load treasurelists\n";
2744	}	3592	}
2745		3593
		3594	sub reload_sound {
		3595	trace "loading sound config from $DATADIR/sound\n";
		3596
		3597	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3598
		3599	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3600	my $sound = $soundconf->{compat}[$_]
		3601	or next;
		3602
		3603	my $face = cf::face::find "sound/$sound->[1]";
		3604	cf::sound::set $sound->[0] => $face;
		3605	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3606	}
		3607
		3608	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3609	my $face = cf::face::find "sound/$v";
		3610	cf::sound::set $k => $face;
		3611	}
		3612	}
		3613
2746	sub reload_resources {	3614	sub reload_resources {
2747	warn "reloading resource files...\n";	3615	trace "reloading resource files...\n";
2748		3616
		3617	reload_exp_table;
		3618	reload_materials;
		3619	reload_facedata;
		3620	reload_sound;
		3621	reload_archetypes;
2749	reload_regions;	3622	reload_regions;
2750	reload_facedata;
2751	#reload_archetypes;#d#
2752	reload_archetypes;
2753	reload_treasures;	3623	reload_treasures;
2754		3624
2755	warn "finished reloading resource files\n";	3625	trace "finished reloading resource files\n";
2756	}	3626	}
2757		3627
2758	sub init {	3628	sub reload_config {
2759	reload_resources;	3629	trace "reloading config file...\n";
2760	}
2761		3630
2762	sub cfg_load {	3631	my $config = load_file "$CONFDIR/config";
2763	open my $fh, "<:utf8", "$CONFDIR/config"	3632	utf8::decode $config;
2764	or return;	3633	*CFG = decode_yaml $config;
2765		3634
2766	local $/;
2767	*CFG = YAML::Syck::Load <$fh>;
2768
2769	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3635	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2770		3636
2771	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3637	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2772	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3638	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2773		3639
2774	if (exists $CFG{mlockall}) {	3640	if (exists $CFG{mlockall}) {
…		…
2778	};	3644	};
2779	warn $@ if $@;	3645	warn $@ if $@;
2780	}	3646	}
2781	}	3647	}
2782		3648
		3649	sub pidfile() {
		3650	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3651	or die "$PIDFILE: $!";
		3652	flock $fh, &Fcntl::LOCK_EX
		3653	or die "$PIDFILE: flock: $!";
		3654	$fh
		3655	}
		3656
		3657	# make sure only one server instance is running at any one time
		3658	sub atomic {
		3659	my $fh = pidfile;
		3660
		3661	my $pid = <$fh>;
		3662	kill 9, $pid if $pid > 0;
		3663
		3664	seek $fh, 0, 0;
		3665	print $fh $$;
		3666	}
		3667
		3668	sub main_loop {
		3669	trace "EV::loop starting\n";
		3670	if (1) {
		3671	EV::loop;
		3672	}
		3673	trace "EV::loop returned\n";
		3674	goto &main_loop unless $REALLY_UNLOOP;
		3675	}
		3676
2783	sub main {	3677	sub main {
		3678	cf::init_globals; # initialise logging
		3679
		3680	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3681	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3682	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3683	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3684
		3685	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3686
2784	# we must not ever block the main coroutine	3687	# we must not ever block the main coroutine
2785	local $Coro::idle = sub {	3688	local $Coro::idle = sub {
2786	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3689	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2787	(async {	3690	(async {
2788	Event::one_event;	3691	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3692	EV::loop EV::LOOP_ONESHOT;
2789	})->prio (Coro::PRIO_MAX);	3693	})->prio (Coro::PRIO_MAX);
2790	};	3694	};
2791		3695
2792	cfg_load;	3696	evthread_start IO::AIO::poll_fileno;
		3697
		3698	cf::sync_job {
		3699	cf::incloader::init ();
		3700
		3701	cf::init_anim;
		3702	cf::init_attackmess;
		3703	cf::init_dynamic;
		3704
		3705	cf::load_settings;
		3706
		3707	reload_resources;
		3708	reload_config;
2793	db_init;	3709	db_init;
		3710
		3711	cf::init_uuid;
		3712	cf::init_signals;
		3713	cf::init_skills;
		3714
		3715	cf::init_beforeplay;
		3716
		3717	atomic;
		3718
2794	load_extensions;	3719	load_extensions;
2795		3720
2796	$TICK_WATCHER->start;	3721	utime time, time, $RUNTIMEFILE;
2797	Event::loop;	3722
		3723	# no (long-running) fork's whatsoever before this point(!)
		3724	use POSIX ();
		3725	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3726
		3727	cf::_post_init 0;
		3728	};
		3729
		3730	cf::object::thawer::errors_are_fatal 0;
		3731	info "parse errors in files are no longer fatal from this point on.\n";
		3732
		3733	AE::postpone {
		3734	undef &main; # free gobs of memory :)
		3735	};
		3736
		3737	goto &main_loop;
2798	}	3738	}
2799		3739
2800	#############################################################################	3740	#############################################################################
2801	# initialisation and cleanup	3741	# initialisation and cleanup
2802		3742
2803	# install some emergency cleanup handlers	3743	# install some emergency cleanup handlers
2804	BEGIN {	3744	BEGIN {
		3745	our %SIGWATCHER = ();
2805	for my $signal (qw(INT HUP TERM)) {	3746	for my $signal (qw(INT HUP TERM)) {
2806	Event->signal (	3747	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2807	reentrant => 0,
2808	data => WF_AUTOCANCEL,
2809	signal => $signal,
2810	prio => 0,
2811	cb => sub {
2812	cf::cleanup "SIG$signal";	3748	cf::cleanup "SIG$signal";
2813	},
2814	);	3749	};
2815	}	3750	}
2816	}	3751	}
2817		3752
2818	sub write_runtime {	3753	sub write_runtime_sync {
2819	my $runtime = "$LOCALDIR/runtime";	3754	my $t0 = AE::time;
2820		3755
2821	# first touch the runtime file to show we are still running:	3756	# first touch the runtime file to show we are still running:
2822	# the fsync below can take a very very long time.	3757	# the fsync below can take a very very long time.
2823		3758
2824	IO::AIO::aio_utime $runtime, undef, undef;	3759	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2825		3760
2826	my $guard = cf::lock_acquire "write_runtime";	3761	my $guard = cf::lock_acquire "write_runtime";
2827		3762
2828	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3763	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2829	or return;	3764	or return;
2830		3765
2831	my $value = $cf::RUNTIME + 90 + 10;	3766	my $value = $cf::RUNTIME + 90 + 10;
2832	# 10 is the runtime save interval, for a monotonic clock	3767	# 10 is the runtime save interval, for a monotonic clock
2833	# 60 allows for the watchdog to kill the server.	3768	# 60 allows for the watchdog to kill the server.
…		…
2843	aio_utime $fh, undef, undef;	3778	aio_utime $fh, undef, undef;
2844		3779
2845	close $fh	3780	close $fh
2846	or return;	3781	or return;
2847		3782
2848	aio_rename "$runtime~", $runtime	3783	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2849	and return;	3784	and return;
2850		3785
2851	warn "runtime file written.\n";	3786	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2852		3787
2853	1	3788	1
		3789	}
		3790
		3791	our $uuid_lock;
		3792	our $uuid_skip;
		3793
		3794	sub write_uuid_sync($) {
		3795	$uuid_skip ||= $_[0];
		3796
		3797	return if $uuid_lock;
		3798	local $uuid_lock = 1;
		3799
		3800	my $uuid = "$LOCALDIR/uuid";
		3801
		3802	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3803	or return;
		3804
		3805	my $value = uuid_seq uuid_cur;
		3806
		3807	unless ($value) {
		3808	info "cowardly refusing to write zero uuid value!\n";
		3809	return;
		3810	}
		3811
		3812	my $value = uuid_str $value + $uuid_skip;
		3813	$uuid_skip = 0;
		3814
		3815	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3816	and return;
		3817
		3818	# always fsync - this file is important
		3819	aio_fsync $fh
		3820	and return;
		3821
		3822	close $fh
		3823	or return;
		3824
		3825	aio_rename "$uuid~", $uuid
		3826	and return;
		3827
		3828	trace "uuid file written ($value).\n";
		3829
		3830	1
		3831
		3832	}
		3833
		3834	sub write_uuid($$) {
		3835	my ($skip, $sync) = @_;
		3836
		3837	$sync ? write_uuid_sync $skip
		3838	: async { write_uuid_sync $skip };
2854	}	3839	}
2855		3840
2856	sub emergency_save() {	3841	sub emergency_save() {
2857	my $freeze_guard = cf::freeze_mainloop;	3842	my $freeze_guard = cf::freeze_mainloop;
2858		3843
2859	warn "enter emergency perl save\n";	3844	info "emergency_perl_save: enter\n";
		3845
		3846	# this is a trade-off: we want to be very quick here, so
		3847	# save all maps without fsync, and later call a global sync
		3848	# (which in turn might be very very slow)
		3849	local $USE_FSYNC = 0;
2860		3850
2861	cf::sync_job {	3851	cf::sync_job {
		3852	cf::write_runtime_sync; # external watchdog should not bark
		3853
2862	# use a peculiar iteration method to avoid tripping on perl	3854	# use a peculiar iteration method to avoid tripping on perl
2863	# refcount bugs in for. also avoids problems with players	3855	# refcount bugs in for. also avoids problems with players
2864	# and maps saved/destroyed asynchronously.	3856	# and maps saved/destroyed asynchronously.
2865	warn "begin emergency player save\n";	3857	info "emergency_perl_save: begin player save\n";
2866	for my $login (keys %cf::PLAYER) {	3858	for my $login (keys %cf::PLAYER) {
2867	my $pl = $cf::PLAYER{$login} or next;	3859	my $pl = $cf::PLAYER{$login} or next;
2868	$pl->valid or next;	3860	$pl->valid or next;
		3861	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2869	$pl->save;	3862	$pl->save;
2870	}	3863	}
2871	warn "end emergency player save\n";	3864	info "emergency_perl_save: end player save\n";
2872		3865
2873	warn "begin emergency map save\n";	3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	info "emergency_perl_save: begin map save\n";
2874	for my $path (keys %cf::MAP) {	3869	for my $path (keys %cf::MAP) {
2875	my $map = $cf::MAP{$path} or next;	3870	my $map = $cf::MAP{$path} or next;
2876	$map->valid or next;	3871	$map->valid or next;
2877	$map->save;	3872	$map->save;
2878	}	3873	}
2879	warn "end emergency map save\n";	3874	info "emergency_perl_save: end map save\n";
2880		3875
2881	warn "begin emergency database checkpoint\n";	3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	info "emergency_perl_save: begin database checkpoint\n";
2882	BDB::db_env_txn_checkpoint $DB_ENV;	3879	BDB::db_env_txn_checkpoint $DB_ENV;
2883	warn "end emergency database checkpoint\n";	3880	info "emergency_perl_save: end database checkpoint\n";
		3881
		3882	info "emergency_perl_save: begin write uuid\n";
		3883	write_uuid_sync 1;
		3884	info "emergency_perl_save: end write uuid\n";
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: syncing database to disk";
		3889	BDB::db_env_txn_checkpoint $DB_ENV;
		3890
		3891	info "emergency_perl_save: starting sync\n";
		3892	IO::AIO::aio_sync sub {
		3893	info "emergency_perl_save: finished sync\n";
		3894	};
		3895
		3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	trace "emergency_perl_save: flushing outstanding aio requests";
		3899	while (IO::AIO::nreqs || BDB::nreqs) {
		3900	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3901	}
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
2884	};	3904	};
2885		3905
2886	warn "leave emergency perl save\n";	3906	info "emergency_perl_save: leave\n";
2887	}	3907	}
2888		3908
2889	sub post_cleanup {	3909	sub post_cleanup {
2890	my ($make_core) = @_;	3910	my ($make_core) = @_;
2891		3911
		3912	IO::AIO::flush;
		3913
2892	warn Carp::longmess "post_cleanup backtrace"	3914	error Carp::longmess "post_cleanup backtrace"
2893	if $make_core;	3915	if $make_core;
		3916
		3917	my $fh = pidfile;
		3918	unlink $PIDFILE if <$fh> == $$;
		3919	}
		3920
		3921	# a safer delete_package, copied from Symbol
		3922	sub clear_package($) {
		3923	my $pkg = shift;
		3924
		3925	# expand to full symbol table name if needed
		3926	unless ($pkg =~ /^main::.*::$/) {
		3927	$pkg = "main$pkg" if $pkg =~ /^::/;
		3928	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3929	$pkg .= '::' unless $pkg =~ /::$/;
		3930	}
		3931
		3932	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3933	my $stem_symtab = *{$stem}{HASH};
		3934
		3935	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3936	or return;
		3937
		3938	# clear all symbols
		3939	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3940	for my $name (keys %$leaf_symtab) {
		3941	_gv_clear *{"$pkg$name"};
		3942	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3943	}
2894	}	3944	}
2895		3945
2896	sub do_reload_perl() {	3946	sub do_reload_perl() {
2897	# can/must only be called in main	3947	# can/must only be called in main
2898	if ($Coro::current != $Coro::main) {	3948	unless (in_main) {
2899	warn "can only reload from main coroutine";	3949	error "can only reload from main coroutine";
2900	return;	3950	return;
2901	}	3951	}
2902		3952
2903	warn "reloading...";	3953	return if $RELOAD++;
2904		3954
2905	warn "entering sync_job";	3955	my $t1 = AE::time;
2906		3956
		3957	while ($RELOAD) {
		3958	cf::get_slot 0.1, -1, "reload_perl";
		3959	info "perl_reload: reloading...";
		3960
		3961	trace "perl_reload: entering sync_job";
		3962
2907	cf::sync_job {	3963	cf::sync_job {
2908	cf::write_runtime; # external watchdog should not bark
2909	cf::emergency_save;	3964	#cf::emergency_save;
2910	cf::write_runtime; # external watchdog should not bark
2911		3965
2912	warn "syncing database to disk";
2913	BDB::db_env_txn_checkpoint $DB_ENV;
2914
2915	# if anything goes wrong in here, we should simply crash as we already saved
2916
2917	warn "cancelling all WF_AUTOCANCEL watchers";
2918	for (Event::all_watchers) {
2919	$_->cancel if $_->data & WF_AUTOCANCEL;
2920	}
2921
2922	warn "flushing outstanding aio requests";
2923	for (;;) {
2924	BDB::flush;
2925	IO::AIO::flush;
2926	Coro::cede;
2927	last unless IO::AIO::nreqs || BDB::nreqs;
2928	warn "iterate...";
2929	}
2930
2931	++$RELOAD;
2932
2933	warn "cancelling all extension coros";	3966	trace "perl_reload: cancelling all extension coros";
2934	$_->cancel for values %EXT_CORO;	3967	$_->cancel for values %EXT_CORO;
2935	%EXT_CORO = ();	3968	%EXT_CORO = ();
2936		3969
2937	warn "removing commands";	3970	trace "perl_reload: removing commands";
2938	%COMMAND = ();	3971	%COMMAND = ();
2939		3972
2940	warn "removing ext/exti commands";	3973	trace "perl_reload: removing ext/exti commands";
2941	%EXTCMD = ();	3974	%EXTCMD = ();
2942	%EXTICMD = ();	3975	%EXTICMD = ();
2943		3976
2944	warn "unloading/nuking all extensions";	3977	trace "perl_reload: unloading/nuking all extensions";
2945	for my $pkg (@EXTS) {	3978	for my $pkg (@EXTS) {
2946	warn "... unloading $pkg";	3979	trace "... unloading $pkg";
2947		3980
2948	if (my $cb = $pkg->can ("unload")) {	3981	if (my $cb = $pkg->can ("unload")) {
2949	eval {	3982	eval {
2950	$cb->($pkg);	3983	$cb->($pkg);
2951	1	3984	1
2952	} or warn "$pkg unloaded, but with errors: $@";	3985	} or error "$pkg unloaded, but with errors: $@";
		3986	}
		3987
		3988	trace "... clearing $pkg";
		3989	clear_package $pkg;
2953	}	3990	}
2954		3991
2955	warn "... nuking $pkg";
2956	Symbol::delete_package $pkg;
2957	}
2958
2959	warn "unloading all perl modules loaded from $LIBDIR";	3992	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2960	while (my ($k, $v) = each %INC) {	3993	while (my ($k, $v) = each %INC) {
2961	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3994	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2962		3995
2963	warn "... unloading $k";	3996	trace "... unloading $k";
2964	delete $INC{$k};	3997	delete $INC{$k};
2965		3998
2966	$k =~ s/\.pm$//;	3999	$k =~ s/\.pm$//;
2967	$k =~ s/\//::/g;	4000	$k =~ s/\//::/g;
2968		4001
2969	if (my $cb = $k->can ("unload_module")) {	4002	if (my $cb = $k->can ("unload_module")) {
2970	$cb->();	4003	$cb->();
		4004	}
		4005
		4006	clear_package $k;
2971	}	4007	}
2972		4008
2973	Symbol::delete_package $k;
2974	}
2975
2976	warn "getting rid of safe::, as good as possible";	4009	trace "perl_reload: getting rid of safe::, as good as possible";
2977	Symbol::delete_package "safe::$_"	4010	clear_package "safe::$_"
2978	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4011	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2979		4012
2980	warn "unloading cf.pm \"a bit\"";	4013	trace "perl_reload: unloading cf.pm \"a bit\"";
2981	delete $INC{"cf.pm"};	4014	delete $INC{"cf.pm"};
2982	delete $INC{"cf/pod.pm"};	4015	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2983		4016
2984	# don't, removes xs symbols, too,	4017	# don't, removes xs symbols, too,
2985	# and global variables created in xs	4018	# and global variables created in xs
2986	#Symbol::delete_package __PACKAGE__;	4019	#clear_package __PACKAGE__;
2987		4020
2988	warn "unload completed, starting to reload now";	4021	info "perl_reload: unload completed, starting to reload now";
2989		4022
2990	warn "reloading cf.pm";	4023	trace "perl_reload: reloading cf.pm";
2991	require cf;	4024	require cf;
2992	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4025	cf::_connect_to_perl_1;
2993		4026
2994	warn "loading config and database again";	4027	trace "perl_reload: loading config and database again";
2995	cf::cfg_load;	4028	cf::reload_config;
2996		4029
2997	warn "loading extensions";	4030	trace "perl_reload: loading extensions";
2998	cf::load_extensions;	4031	cf::load_extensions;
2999		4032
		4033	if ($REATTACH_ON_RELOAD) {
3000	warn "reattaching attachments to objects/players";	4034	trace "perl_reload: reattaching attachments to objects/players";
3001	_global_reattach; # objects, sockets	4035	_global_reattach; # objects, sockets
3002	warn "reattaching attachments to maps";	4036	trace "perl_reload: reattaching attachments to maps";
3003	reattach $_ for values %MAP;	4037	reattach $_ for values %MAP;
3004	warn "reattaching attachments to players";	4038	trace "perl_reload: reattaching attachments to players";
3005	reattach $_ for values %PLAYER;	4039	reattach $_ for values %PLAYER;
		4040	}
3006		4041
3007	warn "leaving sync_job";	4042	cf::_post_init 1;
3008		4043
		4044	trace "perl_reload: leaving sync_job";
		4045
3009	1	4046	1
3010	} or do {	4047	} or do {
3011	warn $@;	4048	error $@;
3012	warn "error while reloading, exiting.";	4049	cf::cleanup "perl_reload: error, exiting.";
3013	exit 1;	4050	};
		4051
		4052	--$RELOAD;
3014	};	4053	}
3015		4054
3016	warn "reloaded";	4055	$t1 = AE::time - $t1;
		4056	info "perl_reload: completed in ${t1}s\n";
3017	};	4057	};
3018		4058
3019	our $RELOAD_WATCHER; # used only during reload	4059	our $RELOAD_WATCHER; # used only during reload
3020		4060
3021	sub reload_perl() {	4061	sub reload_perl() {
3022	# doing reload synchronously and two reloads happen back-to-back,	4062	# doing reload synchronously and two reloads happen back-to-back,
3023	# coro crashes during coro_state_free->destroy here.	4063	# coro crashes during coro_state_free->destroy here.
3024		4064
3025	$RELOAD_WATCHER ||= Event->timer (	4065	$RELOAD_WATCHER ||= cf::async {
3026	reentrant => 0,	4066	Coro::AIO::aio_wait cache_extensions;
3027	after => 0,	4067
3028	data => WF_AUTOCANCEL,	4068	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3029	cb => sub {
3030	do_reload_perl;	4069	do_reload_perl;
3031	undef $RELOAD_WATCHER;	4070	undef $RELOAD_WATCHER;
3032	},	4071	};
3033	);	4072	};
3034	}	4073	}
3035		4074
3036	register_command "reload" => sub {	4075	register_command "reload" => sub {
3037	my ($who, $arg) = @_;	4076	my ($who, $arg) = @_;
3038		4077
3039	if ($who->flag (FLAG_WIZ)) {	4078	if ($who->flag (FLAG_WIZ)) {
3040	$who->message ("reloading server.");	4079	$who->message ("reloading server.");
		4080	async {
		4081	$Coro::current->{desc} = "perl_reload";
3041	async { reload_perl };	4082	reload_perl;
		4083	};
3042	}	4084	}
3043	};	4085	};
3044		4086
3045	unshift @INC, $LIBDIR;	4087	#############################################################################
3046		4088
3047	my $bug_warning = 0;	4089	my $bug_warning = 0;
3048		4090
3049	our @WAIT_FOR_TICK;
3050	our @WAIT_FOR_TICK_BEGIN;
3051
3052	sub wait_for_tick {	4091	sub wait_for_tick() {
3053	return unless $TICK_WATCHER->is_active;	4092	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3054	return if $Coro::current == $Coro::main;
3055		4093
3056	my $signal = new Coro::Signal;	4094	$WAIT_FOR_TICK->wait;
3057	push @WAIT_FOR_TICK, $signal;
3058	$signal->wait;
3059	}	4095	}
3060		4096
3061	sub wait_for_tick_begin {	4097	sub wait_for_tick_begin() {
3062	return unless $TICK_WATCHER->is_active;	4098	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3063	return if $Coro::current == $Coro::main;
3064		4099
3065	my $signal = new Coro::Signal;	4100	my $signal = new Coro::Signal;
3066	push @WAIT_FOR_TICK_BEGIN, $signal;	4101	push @WAIT_FOR_TICK_BEGIN, $signal;
3067	$signal->wait;	4102	$signal->wait;
3068	}	4103	}
3069		4104
3070	my $min = 1e6;#d#	4105	sub tick {
3071	my $avg = 10;
3072	$TICK_WATCHER = Event->timer (
3073	reentrant => 0,
3074	parked => 1,
3075	prio => 0,
3076	at => $NEXT_TICK || $TICK,
3077	data => WF_AUTOCANCEL,
3078	cb => sub {
3079	if ($Coro::current != $Coro::main) {	4106	if ($Coro::current != $Coro::main) {
3080	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4107	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3081	unless ++$bug_warning > 10;	4108	unless ++$bug_warning > 10;
3082	return;	4109	return;
3083	}	4110	}
3084		4111
3085	$NOW = $tick_start = Event::time;	4112	cf::one_tick; # one server iteration
3086		4113
3087	cf::server_tick; # one server iteration	4114	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3088		4115
3089	0 && sync_job {#d#	4116	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3090	for(1..10) {	4117	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3091	my $t = Event::time;	4118	Coro::async_pool {
3092	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4119	$Coro::current->{desc} = "runtime saver";
3093	or die;	4120	write_runtime_sync
3094		4121	or error "ERROR: unable to write runtime file: $!";
3095	$map->width (50);
3096	$map->height (50);
3097	$map->alloc;
3098	$map->_load_objects ("/tmp/x.map", 1);
3099	my $t = Event::time - $t;
3100
3101	#next unless $t < 0.0013;#d#
3102	if ($t < $min) {
3103	$min = $t;
3104	}
3105	$avg = $avg * 0.99 + $t * 0.01;
3106	}
3107	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3108	exit 0;
3109	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3110	};	4122	};
		4123	}
3111		4124
3112	$RUNTIME += $TICK;
3113	$NEXT_TICK += $TICK;
3114
3115	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3116	$NEXT_RUNTIME_WRITE = $NOW + 10;
3117	Coro::async_pool {
3118	write_runtime
3119	or warn "ERROR: unable to write runtime file: $!";
3120	};
3121	}
3122
3123	# my $AFTER = Event::time;
3124	# warn $AFTER - $NOW;#d#
3125
3126	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4125	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3127	$sig->send;	4126	$sig->send;
3128	}	4127	}
3129	while (my $sig = shift @WAIT_FOR_TICK) {	4128	$WAIT_FOR_TICK->broadcast;
3130	$sig->send;
3131	}
3132		4129
3133	$NOW = Event::time;	4130	$LOAD = ($NOW - $TICK_START) / $TICK;
3134
3135	# if we are delayed by four ticks or more, skip them all
3136	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3137
3138	$TICK_WATCHER->at ($NEXT_TICK);
3139	$TICK_WATCHER->start;
3140
3141	$LOAD = ($NOW - $tick_start) / $TICK;
3142	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4131	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3143		4132
3144	_post_tick;	4133	if (0) {
3145		4134	if ($NEXT_TICK) {
3146		4135	my $jitter = $TICK_START - $NEXT_TICK;
		4136	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4137	debug "jitter $JITTER\n";#d#
		4138	}
3147	},	4139	}
3148	);	4140	}
3149		4141
3150	{	4142	{
3151	BDB::max_poll_time $TICK * 0.1;	4143	# configure BDB
3152	$BDB_POLL_WATCHER = Event->io (	4144
3153	reentrant => 0,
3154	fd => BDB::poll_fileno,
3155	poll => 'r',
3156	prio => 0,
3157	data => WF_AUTOCANCEL,
3158	cb => \&BDB::poll_cb,
3159	);
3160	BDB::min_parallel 8;	4145	BDB::min_parallel 16;
3161		4146	BDB::max_poll_reqs $TICK * 0.1;
3162	BDB::set_sync_prepare {	4147	#$AnyEvent::BDB::WATCHER->priority (1);
3163	my $status;
3164	my $current = $Coro::current;
3165	(
3166	sub {
3167	$status = $!;
3168	$current->ready; undef $current;
3169	},
3170	sub {
3171	Coro::schedule while defined $current;
3172	$! = $status;
3173	},
3174	)
3175	};
3176		4148
3177	unless ($DB_ENV) {	4149	unless ($DB_ENV) {
3178	$DB_ENV = BDB::db_env_create;	4150	$DB_ENV = BDB::db_env_create;
		4151	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4152	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4153	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4154	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4155	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3179		4156
3180	cf::sync_job {	4157	cf::sync_job {
3181	eval {	4158	eval {
3182	BDB::db_env_open	4159	BDB::db_env_open
3183	$DB_ENV,	4160	$DB_ENV,
…		…
3185	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3186	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3187	0666;	4164	0666;
3188		4165
3189	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3190
3191	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3192	$DB_ENV->set_lk_detect;
3193	};	4167	};
3194		4168
3195	cf::cleanup "db_env_open(db): $@" if $@;	4169	cf::cleanup "db_env_open(db): $@" if $@;
3196	};	4170	};
3197	}	4171	}
		4172
		4173	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4174	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4175	};
		4176	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4177	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4178	};
		4179	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4180	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4181	};
3198	}	4182	}
3199		4183
3200	{	4184	{
		4185	# configure IO::AIO
		4186
3201	IO::AIO::min_parallel 8;	4187	IO::AIO::min_parallel 8;
3202
3203	undef $Coro::AIO::WATCHER;
3204	IO::AIO::max_poll_time $TICK * 0.1;	4188	IO::AIO::max_poll_time $TICK * 0.1;
3205	$AIO_POLL_WATCHER = Event->io (	4189	undef $AnyEvent::AIO::WATCHER;
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	fd => IO::AIO::poll_fileno,
3209	poll => 'r',
3210	prio => 6,
3211	cb => \&IO::AIO::poll_cb,
3212	);
3213	}	4190	}
3214		4191
3215	my $_log_backtrace;	4192	our $_log_backtrace;
		4193	our $_log_backtrace_last;
3216		4194
3217	sub _log_backtrace {	4195	sub _log_backtrace {
3218	my ($msg, @addr) = @_;	4196	my ($msg, @addr) = @_;
3219		4197
3220	$msg =~ s/\n//;	4198	$msg =~ s/\n$//;
3221		4199
		4200	if ($_log_backtrace_last eq $msg) {
		4201	LOG llevInfo, "[ABT] $msg\n";
		4202	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3222	# limit the # of concurrent backtraces	4203	# limit the # of concurrent backtraces
3223	if ($_log_backtrace < 2) {	4204	} elsif ($_log_backtrace < 2) {
		4205	$_log_backtrace_last = $msg;
3224	++$_log_backtrace;	4206	++$_log_backtrace;
		4207	my $perl_bt = Carp::longmess $msg;
3225	async {	4208	async {
		4209	$Coro::current->{desc} = "abt $msg";
		4210
3226	my @bt = fork_call {	4211	my @bt = fork_call {
3227	@addr = map { sprintf "%x", $_ } @addr;	4212	@addr = map { sprintf "%x", $_ } @addr;
3228	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4213	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3229	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4214	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3230	or die "addr2line: $!";	4215	or die "addr2line: $!";
…		…
3238	}	4223	}
3239		4224
3240	@funcs	4225	@funcs
3241	};	4226	};
3242		4227
3243	LOG llevInfo, "[ABT] $msg\n";	4228	LOG llevInfo, "[ABT] $perl_bt\n";
		4229	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3244	LOG llevInfo, "[ABT] $_\n" for @bt;	4230	LOG llevInfo, "[ABT] $_\n" for @bt;
3245	--$_log_backtrace;	4231	--$_log_backtrace;
3246	};	4232	};
3247	} else {	4233	} else {
3248	LOG llevInfo, "[ABT] $msg\n";	4234	LOG llevInfo, "[ABT] $msg\n";
3249	LOG llevInfo, "[ABT] [suppressed]\n";	4235	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3250	}	4236	}
3251	}	4237	}
3252		4238
3253	# load additional modules	4239	# load additional modules
3254	use cf::pod;	4240	require "cf/$_.pm" for @EXTRA_MODULES;
		4241	cf::_connect_to_perl_2;
3255		4242
3256	END { cf::emergency_save }	4243	END { cf::emergency_save }
3257		4244
3258	1	4245	1
3259		4246

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