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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.299 by root, Sun Jul 8 14:56:05 2007 UTC vs.
Revision 1.573 by root, Sun May 8 12:40:42 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
413		691
414	sub _store_scalar {	692	sub post_fork {
415	open my $fh, ">", \my $buf	693	reset_signals;
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}	694	}
422		695
423	sub fork_call(&@) {	696	sub fork_call(&@) {
424	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
425		698
426	# 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,
427	# or die "socketpair: $!";	700	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	701	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		702
431	if (my $pid = fork) {	703	my @res = Coro::Util::fork_eval {
432	close $fh2;	704	cf::post_fork;
		705	&$cb
		706	} @args;
433		707
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	708	wantarray ? @res : $res[-1]
435	warn "pst<$res>" unless $res =~ /^pst/;	709	}
436	$res = Coro::Storable::thaw $res;
437		710
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	711	sub objinfo {
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;
445	local $SIG{__WARN__};
446	local $SIG{__DIE__};
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452
453	eval {
454	close $fh1;
455
456	my @res = eval { $cb->(@args) };
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	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
465	}	747	}
466		748
467	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
468		750
469	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
472		754
473	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
474	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).
475		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
476	=cut	763	=cut
		764
		765	sub db_table($) {
		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	}
477		784
478	our $DB;	785	our $DB;
479		786
480	sub db_init {	787	sub db_init {
481	unless ($DB) {	788	$DB ||= db_table "db";
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {
485	eval {
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}
495	}	789	}
496		790
497	sub db_get($$) {	791	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
499		793
500	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
501	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
502		798
503	$! ? ()	799	$! ? ()
504	: $data	800	: $data
505	}
506	}	801	}
507		802
508	sub db_put($$$) {	803	sub db_put($$$) {
509	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
510	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
538		833
539	my @data;	834	my @data;
540	my $md5;	835	my $md5;
541		836
542	for (0 .. $#$src) {	837	for (0 .. $#$src) {
543	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
544	or Carp::croak "$src->[$_]: $!";
545	}	839	}
546		840
547	# if processing is expensive, check	841	# if processing is expensive, check
548	# checksum first	842	# checksum first
549	if (1) {	843	if (1) {
550	$md5 =	844	$md5 =
551	join "\x00",	845	join "\x00",
552	$processversion,	846	$processversion,
553	map {	847	map {
554	Coro::cede;	848	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	849	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	850	} 0.. $#$src;
557		851
558		852
559	my $dbmd5 = db_get cache => "$id/md5";	853	my $dbmd5 = db_get cache => "$id/md5";
…		…
566		860
567	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
568	my $data = $process->(\@data);	862	my $data = $process->(\@data);
569	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
570		864
571	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
572		866
573	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
574	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
575	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
576		870
…		…
586		880
587	=cut	881	=cut
588		882
589	sub datalog($@) {	883	sub datalog($@) {
590	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
591	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
592	}	886	}
593		887
594	=back	888	=back
595		889
596	=cut	890	=cut
597		891
598	#############################################################################	892	#############################################################################
599		893
600	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
601		895
602	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
603	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")
604	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
605		899
606	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>
607	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
608	Crossfire TRT).	902	Deliantra).
609		903
610	=over 4	904	=over 4
611		905
612	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
613		907
…		…
657	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
658		952
659	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
661		955
662	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
663	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.
664		958
665	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
666		960
667	=over 4	961	=over 4
…		…
791		1085
792	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
793	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
794		1088
795	} elsif (ref $type) {	1089	} elsif (ref $type) {
796	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
797		1091
798	} else {	1092	} else {
799	shift @arg;	1093	shift @arg;
800	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
801	}	1095	}
802	}	1096	}
803	}	1097	}
804		1098
805	sub _object_attach {	1099	sub _object_attach {
…		…
815	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
816	}	1110	}
817		1111
818	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
819	} else {	1113	} else {
820	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
821	}	1115	}
822		1116
823	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
824	}	1118	}
825		1119
…		…
865	";	1159	";
866	die if $@;	1160	die if $@;
867	}	1161	}
868		1162
869	our $override;	1163	our $override;
870	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?
871		1165
872	sub override {	1166	sub override {
873	$override = 1;	1167	$override = 1;
874	@invoke_results = ();	1168	@INVOKE_RESULTS = (@_);
875	}	1169	}
876		1170
877	sub do_invoke {	1171	sub do_invoke {
878	my $event = shift;	1172	my $event = shift;
879	my $callbacks = shift;	1173	my $callbacks = shift;
880		1174
881	@invoke_results = ();	1175	@INVOKE_RESULTS = ();
882		1176
883	local $override;	1177	local $override;
884		1178
885	for (@$callbacks) {	1179	for (@$callbacks) {
886	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
887		1181
888	if ($@) {	1182	if ($@) {
889	warn "$@";
890	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
891	override;	1184	override;
892	}	1185	}
893		1186
894	return 1 if $override;	1187	return 1 if $override;
895	}	1188	}
896		1189
897	0	1190	0
898	}	1191	}
899		1192
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1194
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1196
904	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
905		1198
906	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
907	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
908	results (if you must, access C<@cf::invoke_results> directly).	1201	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1202
910	=back	1203	=back
911		1204
912	=cut	1205	=cut
913		1206
914	#############################################################################	1207	#############################################################################
915	# 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, $ob2
		1250	}
916		1251
917	sub reattach {	1252	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1254	my ($obj) = @_;
920		1255
		1256	# no longer needed after getting rid of delete_package?
921	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
922		1258
923	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
924		1260
925	@$registry = ();	1261	@$registry = ();
926		1262
…		…
931	for (@$attach) {	1267	for (@$attach) {
932	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
933	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
934	}	1270	}
935	} else {	1271	} else {
936	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
937	}	1273	}
938	}	1274	}
939	}	1275	}
940		1276
941	cf::attachable->attach (	1277	cf::attachable->attach (
942	prio => -1000000,	1278	prio => -1000000,
943	on_instantiate => sub {	1279	on_instantiate => sub {
944	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
945		1281
946	$data = from_json $data;	1282	$data = decode_json $data;
947		1283
948	for (@$data) {	1284	for (@$data) {
949	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
950		1286
951	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1303	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
969		1305
970	sync_job {	1306	sync_job {
971	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
974		1312
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	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	}
979	close $fh;	1320	aio_close $fh;
980		1321
981	if (@$objs) {	1322	if (@$objs) {
982	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) {
983	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
986	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	}
987	close $fh;	1331	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
989	}	1333	}
990	} else {	1334	} else {
991	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
992	}	1336	}
993		1337
994	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1342	} else {
996	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
997	}	1344	}
998	} else {	1345	} else {
999	aio_unlink $filename;	1346	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1001	}	1348	}
1002	}	1349	};
1003	}	1350	}
1004		1351
1005	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1007		1354
…		…
1019	or return;	1366	or return;
1020		1367
1021	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1370	or return;
		1371
1024	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1025	}	1374	}
1026		1375
		1376	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
		1380
1029	return ($data, $av);	1381	($data, $av)
1030	}	1382	}
1031		1383
1032	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
1033		1385
1034	=over 4	1386	=over 4
…		…
1088	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1089		1441
1090	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1091	}	1443	}
1092		1444
		1445	use File::Glob ();
		1446
1093	cf::player->attach (	1447	cf::player->attach (
1094	on_command => sub {	1448	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1096		1450
1097	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1098	or return;	1452	or return;
1099		1453
…		…
1107	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1108		1462
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1464
1111	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
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1473	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1474	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1475	}
		1476
		1477	$pl->ext_reply ($reply, @reply)
		1478	if $reply;
		1479
1117	} else {	1480	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1482	}
1120		1483
1121	cf::override;	1484	cf::override;
1122	},	1485	},
1123	);	1486	);
1124		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
1125	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1126	cf::sync_job {	1504	cf::sync_job {
1127	my %todo;	1505	my %todo;
1128		1506
1129	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1130	next unless -r $path;	1508	next unless -r $path;
…		…
1148		1526
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1529
1152	$ext{source} =	1530	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1154	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1155	. $source	1533	. $source
1156	. "\n};\n1";	1534	. "\n};\n1";
1157		1535
1158	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1159	}	1537	}
1160		1538
		1539	my $pass = 0;
1161	my %done;	1540	my %done;
1162	while (%todo) {	1541	while (%todo) {
1163	my $progress;	1542	my $progress;
1164		1543
		1544	++$pass;
		1545
		1546	ext:
1165	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1549	next ext
1168	unless exists $done{$_};	1550	unless exists $done{$_};
1169	}	1551	}
1170		1552
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1554
1173	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1178	warn $msg;	1562
1179	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1564	delete $todo{$k};
1181	}	1565	} else {
1182		1566	$done{$k} = delete $todo{$k};
1183	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1184	}	1572	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1573	}
1190		1574
1191	skip:	1575	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	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	}
1194	}	1585	}
1195	};	1586	};
1196	}	1587	}
1197		1588
1198	#############################################################################	1589	#############################################################################
1199		1590
1200	=back	1591	=back
1201		1592
1202	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1203		1594
1204	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1205		1596
1206	=cut	1597	=cut
1207		1598
1208	package cf::player;	1599	package cf::player;
1209		1600
1210	use Coro::AIO;	1601	use Coro::AIO;
1211		1602
1212	=head3 cf::player	1603	=head3 cf::player
1213		1604
1214	=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	}
1215		1620
1216	=item cf::player::find $login	1621	=item cf::player::find $login
1217		1622
1218	Returns the given player object, loading it if necessary (might block).	1623	Returns the given player object, loading it if necessary (might block).
1219		1624
…		…
1238		1643
1239	sub exists($) {	1644	sub exists($) {
1240	my ($login) = @_;	1645	my ($login) = @_;
1241		1646
1242	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1244	}	1649	}
1245		1650
1246	sub find($) {	1651	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1653	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1660	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1661	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1662	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1664
1260	my $pl = load_pl path $login	1665	my $f = new_from_file cf::object::thawer path $login
1261	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;
1262	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1263	}	1674	}
1264	}	1675	}
1265	}	1676	}
		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($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	);
1266		1690
1267	sub save($) {	1691	sub save($) {
1268	my ($pl) = @_;	1692	my ($pl) = @_;
1269		1693
1270	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1276		1700
1277	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1279		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
1280	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1281	Coro::cede;	1710	cf::cede_to_tick;
1282	}	1711	}
1283		1712
1284	sub new($) {	1713	sub new($) {
1285	my ($login) = @_;	1714	my ($login) = @_;
1286		1715
…		…
1292	$cf::PLAYER{$login} = $self;	1721	$cf::PLAYER{$login} = $self;
1293		1722
1294	$self	1723	$self
1295	}	1724	}
1296		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
1297	=item $pl->quit_character	1736	=item $pl->quit_character
1298		1737
1299	Nukes the player without looking back. If logged in, the connection will	1738	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1739	be destroyed. May block for a long time.
1301		1740
…		…
1305	my ($pl) = @_;	1744	my ($pl) = @_;
1306		1745
1307	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1308		1747
1309	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1310	$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
1311		1750
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1313	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1315	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1316		1759
1317	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1319	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1354	or return [];	1797	or return [];
1355		1798
1356	my @logins;	1799	my @logins;
1357		1800
1358	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") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1810	}
1362		1811
1363	utf8::decode $login;	1812	utf8::decode $login;
1364	push @logins, $login;	1813	push @logins, $login;
1365	}	1814	}
1366		1815
1367	\@logins	1816	\@logins
1368	}	1817	}
1369		1818
1370	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1371		1822
1372	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1373	player. May block.	1824	player. May block.
1374		1825
1375	=cut	1826	=cut
…		…
1393	}	1844	}
1394		1845
1395	\@paths	1846	\@paths
1396	}	1847	}
1397		1848
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1850
1400	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1401		1852
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1853	=item $player->ext_reply ($msgid, @msg)
1449		1854
1450	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1451		1856
1452	=cut	1857	=cut
1453		1858
1454	sub ext_reply($$%) {	1859	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1860	my ($self, $id, @msg) = @_;
1456		1861
1457	$msg{msgid} = $id;	1862	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1863	}
1460		1864
1461	=item $player->ext_event ($type, %msg)	1865	=item $player->ext_msg ($type, @msg)
1462		1866
1463	Sends an ext event to the client.	1867	Sends an ext event to the client.
1464		1868
1465	=cut	1869	=cut
1466		1870
1467	sub ext_event($$%) {	1871	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1872	my ($self, $type, @msg) = @_;
1469		1873
1470	$self->ns->ext_event ($type, %msg);	1874	$self->ns->ext_msg ($type, @msg);
1471	}	1875	}
1472		1876
1473	=head3 cf::region	1877	=head3 cf::region
1474		1878
1475	=over 4	1879	=over 4
…		…
1485	=cut	1889	=cut
1486		1890
1487	sub find_by_path($) {	1891	sub find_by_path($) {
1488	my ($path) = @_;	1892	my ($path) = @_;
1489		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
		1895
1490	my ($match, $specificity);	1896	my ($match, $specificity);
1491		1897
1492	for my $region (list) {	1898	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1899	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1900	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1901	if $region->specificity > $specificity;
1496	}	1902	}
1497	}	1903	}
1498		1904
…		…
1519	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1521		1927
1522	sub generate_random_map {	1928	sub generate_random_map {
1523	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1524	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1525	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1533	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1534	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1535	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1536	(cf::region::find $rmp->{region}), $rmp->{custom}
1537	)
1538	}	1934	}
1539		1935
1540	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1541		1937
1542	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
…		…
1547		1943
1548	sub register {	1944	sub register {
1549	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1550	my $pkg = caller;	1946	my $pkg = caller;
1551		1947
1552	no strict;
1553	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1554		1949
1555	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1556	}	1951	}
1557		1952
1558	# also paths starting with '/'	1953	# also paths starting with '/'
1559	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1560		1955
1561	sub thawer_merge {	1956	sub thawer_merge {
1562	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1563		1958
1564	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1569	}	1964	}
1570		1965
1571	sub normalise {	1966	sub normalise {
1572	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1573		1968
1574	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1575		1970
1576	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1577		1972
1578	# map plan:	1973	# map plan:
1579	#	1974	#
…		…
1594	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1595	$path = "$base/$path";	1990	$path = "$base/$path";
1596	}	1991	}
1597		1992
1598	for ($path) {	1993	for ($path) {
1599	redo if s{//}{/};
1600	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1601	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1602	}	1996	}
1603		1997
1604	$path	1998	$path
…		…
1618	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1619	return $self;	2013	return $self;
1620	}	2014	}
1621	}	2015	}
1622		2016
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1624	()	2018	()
1625	}	2019	}
1626		2020
		2021	# may re-bless or do other evil things
1627	sub init {	2022	sub init {
1628	my ($self) = @_;	2023	my ($self) = @_;
1629		2024
1630	$self	2025	$self
1631	}	2026	}
…		…
1650		2045
1651	# the temporary/swap location	2046	# the temporary/swap location
1652	sub save_path {	2047	sub save_path {
1653	my ($self) = @_;	2048	my ($self) = @_;
1654		2049
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1657	}	2052	}
1658		2053
1659	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1660	sub uniq_path {	2055	sub uniq_path {
1661	my ($self) = @_;	2056	my ($self) = @_;
1662		2057
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	2060	}
1675		2061
1676	sub decay_objects {	2062	sub decay_objects {
1677	my ($self) = @_;	2063	my ($self) = @_;
1678		2064
…		…
1691		2077
1692	sub load_header_from($) {	2078	sub load_header_from($) {
1693	my ($self, $path) = @_;	2079	my ($self, $path) = @_;
1694		2080
1695	utf8::encode $path;	2081	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	2082	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	or return;	2083	or return;
1701		2084
		2085	$self->_load_header ($f)
		2086	or return;
		2087
		2088	local $MAP_LOADING{$self->{path}} = $self;
		2089	$f->resolve_delayed_derefs;
		2090
1702	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1703		2092
1704	1	2093	1
1705	}	2094	}
1706		2095
		2096	# used to laod the header of an original map
1707	sub load_header_orig {	2097	sub load_header_orig {
1708	my ($self) = @_;	2098	my ($self) = @_;
1709		2099
1710	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1711	}	2101	}
1712		2102
		2103	# used to laod the header of an instantiated map
1713	sub load_header_temp {	2104	sub load_header_temp {
1714	my ($self) = @_;	2105	my ($self) = @_;
1715		2106
1716	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1717	}	2108	}
1718		2109
		2110	# called after loading the header from an instantiated map
1719	sub prepare_temp {	2111	sub prepare_temp {
1720	my ($self) = @_;	2112	my ($self) = @_;
1721		2113
1722	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1723	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1724	# safety	2116	# safety
1725	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1726	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1727	}	2119	}
1728		2120
		2121	# called after loading the header from an original map
1729	sub prepare_orig {	2122	sub prepare_orig {
1730	my ($self) = @_;	2123	my ($self) = @_;
1731		2124
1732	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1733	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1757		2150
1758	sub find;	2151	sub find;
1759	sub find {	2152	sub find {
1760	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1761		2154
		2155	cf::cede_to_tick;
		2156
1762	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1763		2158
		2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2161
1766	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1769	or return;	2164	or return;
1770		2165
1771	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1772		2167
…		…
1774	or return;	2169	or return;
1775		2170
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
		2175	undef $guard1;
1779	$map->reset;	2176	$map->reset;
1780	undef $guard;
1781	return find $path;	2177	return find $path;
1782	}	2178	}
1783		2179
1784	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1785	}	2181	}
1786	}	2182	}
1787		2183
1788	sub pre_load { }	2184	sub pre_load { }
1789	sub post_load { }	2185	#sub post_load { } # XS
1790		2186
1791	sub load {	2187	sub load {
1792	my ($self) = @_;	2188	my ($self) = @_;
1793		2189
1794	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
1795		2191
1796	my $path = $self->{path};	2192	my $path = $self->{path};
1797		2193
1798	{	2194	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1800		2196
		2197	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1802
1803	$self->in_memory (cf::MAP_LOADING);
1804		2199
1805	$self->alloc;	2200	$self->alloc;
1806		2201
1807	$self->pre_load;	2202	$self->pre_load;
1808	Coro::cede;	2203	cf::cede_to_tick;
1809		2204
1810	$self->_load_objects ($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)
1811	or return;	2209	or return;
1812		2210
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1814	if delete $self->{load_original};	2212	if delete $self->{load_original};
1815		2213
1816	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2215	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2216	unless (aio_stat $uniq) {
		2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2218	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2219	$self->_load_objects ($f);
		2220	$f->resolve_delayed_derefs;
		2221	}
		2222	}
1821	}	2223	}
1822	}
1823		2224
1824	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;
1825	# now do the right thing for maps	2234	# now do the right thing for maps
1826	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2237	unless $self->difficulty;
1829	Coro::cede;	2238	cf::cede_to_tick;
1830		2239
1831	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2241	$self->decay_objects;
1833	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1834	$self->update_buttons;	2243	$self->update_buttons;
1835	Coro::cede;	2244	cf::cede_to_tick;
1836	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
1837	Coro::cede;
1838	$self->activate;
1839	}	2246	}
1840		2247
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2248	$self->{last_save} = $cf::RUNTIME;
		2249	$self->last_access ($cf::RUNTIME);
1842	}	2250	}
1843		2251
1844	$self->post_load;	2252	$self->post_load;
1845	}
1846		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
1847	sub customise_for {	2260	sub customise_for {
1848	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
1849		2262
1850	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2264	if $self->per_player;
…		…
1855		2268
1856	$self	2269	$self
1857	}	2270	}
1858		2271
1859	# find and load all maps in the 3x3 area around a map	2272	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {	2273	sub load_neighbours {
1861	my ($map) = @_;	2274	my ($map) = @_;
1862		2275
1863	my @diag; # diagonal neighbours	2276	my @neigh; # diagonal neighbours
1864		2277
1865	for (0 .. 3) {	2278	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2279	my $neigh = $map->tile_path ($_)
1867	or next;	2280	or next;
1868	$neigh = find $neigh, $map	2281	$neigh = find $neigh, $map
1869	or next;	2282	or next;
1870	$neigh->load;	2283	$neigh->load;
1871		2284
		2285	# now find the diagonal neighbours
		2286	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2287	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2288	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2289	}
1875		2290
1876	for (@diag) {	2291	for (grep defined $_->[0], @neigh) {
		2292	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2293	my $neigh = find $path, $origin
1878	or next;	2294	or next;
1879	$neigh->load;	2295	$neigh->load;
1880	}	2296	}
1881	}	2297	}
1882		2298
1883	sub find_sync {	2299	sub find_sync {
1884	my ($path, $origin) = @_;	2300	my ($path, $origin) = @_;
1885		2301
1886	cf::sync_job { find $path, $origin }	2302	# it's a bug to call this from the main context
		2303	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2304	if $Coro::current == $Coro::main;
		2305
		2306	find $path, $origin
1887	}	2307	}
1888		2308
1889	sub do_load_sync {	2309	sub do_load_sync {
1890	my ($map) = @_;	2310	my ($map) = @_;
1891		2311
1892	cf::sync_job { $map->load };	2312	# it's a bug to call this from the main context
		2313	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2314	if $Coro::current == $Coro::main;
		2315
		2316	$map->load;
1893	}	2317	}
1894		2318
1895	our %MAP_PREFETCH;	2319	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2320	our $MAP_PREFETCHER = undef;
1897		2321
1898	sub find_async {	2322	sub find_async {
1899	my ($path, $origin) = @_;	2323	my ($path, $origin, $load) = @_;
1900		2324
1901	$path = normalise $path, $origin && $origin->{path};	2325	$path = normalise $path, $origin;
1902		2326
1903	if (my $map = $cf::MAP{$path}) {	2327	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2328	return $map if !$load || $map->linkable;
1905	}	2329	}
1906		2330
1907	undef $MAP_PREFETCH{$path};	2331	$MAP_PREFETCH{$path} |= $load;
		2332
1908	$MAP_PREFETCHER ||= cf::async {	2333	$MAP_PREFETCHER ||= cf::async {
		2334	$Coro::current->{desc} = "map prefetcher";
		2335
1909	while (%MAP_PREFETCH) {	2336	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2337	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2338	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2339	$map->load if $v;
		2340	}
1914		2341
1915	delete $MAP_PREFETCH{$path};	2342	delete $MAP_PREFETCH{$k};
1916	}	2343	}
1917	}	2344	}
1918	undef $MAP_PREFETCHER;	2345	undef $MAP_PREFETCHER;
1919	};	2346	};
1920	$MAP_PREFETCHER->prio (6);	2347	$MAP_PREFETCHER->prio (6);
1921		2348
1922	()	2349	()
1923	}	2350	}
1924		2351
		2352	# common code, used by both ->save and ->swapout
1925	sub save {	2353	sub _save {
1926	my ($self) = @_;	2354	my ($self) = @_;
1927
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;
1929		2355
1930	$self->{last_save} = $cf::RUNTIME;	2356	$self->{last_save} = $cf::RUNTIME;
1931		2357
1932	return unless $self->dirty;	2358	return unless $self->dirty;
1933		2359
…		…
1939	return if $self->{deny_save};	2365	return if $self->{deny_save};
1940		2366
1941	local $self->{last_access} = $self->last_access;#d#	2367	local $self->{last_access} = $self->last_access;#d#
1942		2368
1943	cf::async {	2369	cf::async {
		2370	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2371	$_->contr->save for $self->players;
1945	};	2372	};
		2373
		2374	cf::get_slot 0.02;
1946		2375
1947	if ($uniq) {	2376	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2377	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2378	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2379	} else {
1951	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1952	}	2381	}
1953	}	2382	}
1954		2383
		2384	sub save {
		2385	my ($self) = @_;
		2386
		2387	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2388
		2389	$self->_save;
		2390	}
		2391
1955	sub swap_out {	2392	sub swap_out {
1956	my ($self) = @_;	2393	my ($self) = @_;
1957		2394
1958	# save first because save cedes
1959	$self->save;
1960
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2396
		2397	return if !$self->linkable;
		2398	return if $self->{deny_save};
1963	return if $self->players;	2399	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;
1965	return if $self->{deny_save};
1966		2400
		2401	# first deactivate the map and "unlink" it from the core
		2402	$self->deactivate;
		2403	$_->clear_links_to ($self) for values %cf::MAP;
		2404	$self->state (cf::MAP_SWAPPED);
		2405
		2406	# then atomically save
		2407	$self->_save;
		2408
		2409	# then free the map
1967	$self->clear;	2410	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2411	}
1970		2412
1971	sub reset_at {	2413	sub reset_at {
1972	my ($self) = @_;	2414	my ($self) = @_;
1973		2415
…		…
1991		2433
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2434	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2435
1994	return if $self->players;	2436	return if $self->players;
1995		2437
1996	warn "resetting map ", $self->path;	2438	cf::trace "resetting map ", $self->path, "\n";
1997		2439
1998	$self->in_memory (cf::MAP_SWAPPED);	2440	$self->state (cf::MAP_SWAPPED);
1999		2441
2000	# need to save uniques path	2442	# need to save uniques path
2001	unless ($self->{deny_save}) {	2443	unless ($self->{deny_save}) {
2002	my $uniq = $self->uniq_path; utf8::encode $uniq;	2444	my $uniq = $self->uniq_path; utf8::encode $uniq;
2003		2445
…		…
2005	if $uniq;	2447	if $uniq;
2006	}	2448	}
2007		2449
2008	delete $cf::MAP{$self->path};	2450	delete $cf::MAP{$self->path};
2009		2451
		2452	$self->deactivate;
		2453	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2454	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2455
2014	$self->unlink_save;	2456	$self->unlink_save;
2015	$self->destroy;	2457	$self->destroy;
2016	}	2458	}
2017		2459
2018	my $nuke_counter = "aaaa";	2460	my $nuke_counter = "aaaa";
2019		2461
2020	sub nuke {	2462	sub nuke {
2021	my ($self) = @_;	2463	my ($self) = @_;
2022		2464
		2465	{
		2466	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2467
2023	delete $cf::MAP{$self->path};	2468	delete $cf::MAP{$self->path};
2024		2469
2025	$self->unlink_save;	2470	$self->unlink_save;
2026		2471
2027	bless $self, "cf::map";	2472	bless $self, "cf::map::wrap";
2028	delete $self->{deny_reset};	2473	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2474	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2475	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2476	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2477
2033	$cf::MAP{$self->path} = $self;	2478	$cf::MAP{$self->path} = $self;
		2479	}
2034		2480
2035	$self->reset; # polite request, might not happen	2481	$self->reset; # polite request, might not happen
2036	}	2482	}
2037		2483
2038	=item $maps = cf::map::tmp_maps	2484	=item $maps = cf::map::tmp_maps
…		…
2080		2526
2081	sub unique_maps() {	2527	sub unique_maps() {
2082	[	2528	[
2083	map {	2529	map {
2084	utf8::decode $_;	2530	utf8::decode $_;
2085	/\.map$/	2531	s/\.map$//; # TODO future compatibility hack
		2532	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2533	? ()
2086	? normalise $_	2534	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2535	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2536	]
2090	}	2537	}
2091		2538
2092	package cf;	2539	=item cf::map::static_maps
		2540
		2541	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2542	file in the shared directory excluding F</styles> and F</editor>). May
		2543	block.
		2544
		2545	=cut
		2546
		2547	sub static_maps() {
		2548	my @dirs = "";
		2549	my @maps;
		2550
		2551	while (@dirs) {
		2552	my $dir = shift @dirs;
		2553
		2554	next if $dir eq "/styles" || $dir eq "/editor";
		2555
		2556	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2557	or return;
		2558
		2559	for (@$files) {
		2560	s/\.map$// or next;
		2561	utf8::decode $_;
		2562	push @maps, "$dir/$_";
		2563	}
		2564
		2565	push @dirs, map "$dir/$_", @$dirs;
		2566	}
		2567
		2568	\@maps
		2569	}
2093		2570
2094	=back	2571	=back
2095		2572
2096	=head3 cf::object	2573	=head3 cf::object
2097		2574
…		…
2101		2578
2102	=over 4	2579	=over 4
2103		2580
2104	=item $ob->inv_recursive	2581	=item $ob->inv_recursive
2105		2582
2106	Returns the inventory of the object _and_ their inventories, recursively.	2583	Returns the inventory of the object I<and> their inventories, recursively,
		2584	but I<not> the object itself.
2107		2585
2108	=cut	2586	=cut
2109		2587
2110	sub inv_recursive_;	2588	sub inv_recursive_;
2111	sub inv_recursive_ {	2589	sub inv_recursive_ {
…		…
2114		2592
2115	sub inv_recursive {	2593	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2594	inv_recursive_ inv $_[0]
2117	}	2595	}
2118		2596
		2597	=item $ref = $ob->ref
		2598
		2599	Creates and returns a persistent reference to an object that can be stored as a string.
		2600
		2601	=item $ob = cf::object::deref ($refstring)
		2602
		2603	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2604	even if the object actually exists. May block.
		2605
		2606	=cut
		2607
		2608	sub deref {
		2609	my ($ref) = @_;
		2610
		2611	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2612	my ($uuid, $name) = ($1, $2);
		2613	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2614	or return;
		2615	$pl->ob->uuid eq $uuid
		2616	or return;
		2617
		2618	$pl->ob
		2619	} else {
		2620	warn "$ref: cannot resolve object reference\n";
		2621	undef
		2622	}
		2623	}
		2624
2119	package cf;	2625	package cf;
2120		2626
2121	=back	2627	=back
2122		2628
2123	=head3 cf::object::player	2629	=head3 cf::object::player
…		…
2129	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2635	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2130	can be C<undef>. Does the right thing when the player is currently in a	2636	can be C<undef>. Does the right thing when the player is currently in a
2131	dialogue with the given NPC character.	2637	dialogue with the given NPC character.
2132		2638
2133	=cut	2639	=cut
		2640
		2641	our $SAY_CHANNEL = {
		2642	id => "say",
		2643	title => "Map",
		2644	reply => "say ",
		2645	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2646	};
		2647
		2648	our $CHAT_CHANNEL = {
		2649	id => "chat",
		2650	title => "Chat",
		2651	reply => "chat ",
		2652	tooltip => "Player chat and shouts, global to the server.",
		2653	};
2134		2654
2135	# rough implementation of a future "reply" method that works	2655	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2656	# with dialog boxes.
2137	#TODO: the first argument must go, split into a $npc->reply_to ( method	2657	#TODO: the first argument must go, split into a $npc->reply_to ( method
2138	sub cf::object::player::reply($$$;$) {	2658	sub cf::object::player::reply($$$;$) {
…		…
2145		2665
2146	} else {	2666	} else {
2147	my $pl = $self->contr;	2667	my $pl = $self->contr;
2148		2668
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2669	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2670	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2671	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2672
2158	} else {	2673	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2674	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2675	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2676	}
2162	}	2677	}
		2678	}
		2679
		2680	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2681
		2682	=cut
		2683
		2684	sub cf::object::send_msg {
		2685	my $pl = shift->contr
		2686	or return;
		2687	$pl->send_msg (@_);
2163	}	2688	}
2164		2689
2165	=item $player_object->may ("access")	2690	=item $player_object->may ("access")
2166		2691
2167	Returns wether the given player is authorized to access resource "access"	2692	Returns wether the given player is authorized to access resource "access"
…		…
2180		2705
2181	=item $player_object->enter_link	2706	=item $player_object->enter_link
2182		2707
2183	Freezes the player and moves him/her to a special map (C<{link}>).	2708	Freezes the player and moves him/her to a special map (C<{link}>).
2184		2709
2185	The player should be reasonably safe there for short amounts of time. You	2710	The player should be reasonably safe there for short amounts of time (e.g.
2186	I<MUST> call C<leave_link> as soon as possible, though.	2711	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2712	though, as the player cannot control the character while it is on the link
		2713	map.
2187		2714
2188	Will never block.	2715	Will never block.
2189		2716
2190	=item $player_object->leave_link ($map, $x, $y)	2717	=item $player_object->leave_link ($map, $x, $y)
2191		2718
…		…
2211	sub cf::object::player::enter_link {	2738	sub cf::object::player::enter_link {
2212	my ($self) = @_;	2739	my ($self) = @_;
2213		2740
2214	$self->deactivate_recursive;	2741	$self->deactivate_recursive;
2215		2742
		2743	++$self->{_link_recursion};
		2744
2216	return if UNIVERSAL::isa $self->map, "ext::map_link";	2745	return if UNIVERSAL::isa $self->map, "ext::map_link";
2217		2746
2218	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2747	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2219	if $self->map && $self->map->{path} ne "{link}";	2748	if $self->map && $self->map->{path} ne "{link}";
2220		2749
2221	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2750	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2222	}	2751	}
2223		2752
2224	sub cf::object::player::leave_link {	2753	sub cf::object::player::leave_link {
2225	my ($self, $map, $x, $y) = @_;	2754	my ($self, $map, $x, $y) = @_;
2226		2755
…		…
2243	($x, $y) = (-1, -1)	2772	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2773	unless (defined $x) && (defined $y);
2245		2774
2246	# use -1 or undef as default coordinates, not 0, 0	2775	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2776	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2777	if $x <= 0 && $y <= 0;
2249		2778
2250	$map->load;	2779	$map->load;
2251	$map->load_diag;	2780	$map->load_neighbours;
2252		2781
2253	return unless $self->contr->active;	2782	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2783
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2784	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2785	if ($self->enter_map ($map, $x, $y)) {
2258	}	2786	# entering was successful
		2787	delete $self->{_link_recursion};
		2788	# only activate afterwards, to support waiting in hooks
		2789	$self->activate_recursive;
		2790	}
2259		2791
		2792	}
		2793
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2794	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2261		2795
2262	Moves the player to the given map-path and coordinates by first freezing	2796	Moves the player to the given map-path and coordinates by first freezing
2263	her, loading and preparing them map, calling the provided $check callback	2797	her, loading and preparing them map, calling the provided $check callback
2264	that has to return the map if sucecssful, and then unfreezes the player on	2798	that has to return the map if sucecssful, and then unfreezes the player on
2265	the new (success) or old (failed) map position.	2799	the new (success) or old (failed) map position. In either case, $done will
		2800	be called at the end of this process.
		2801
		2802	Note that $check will be called with a potentially non-loaded map, so if
		2803	it needs a loaded map it has to call C<< ->load >>.
2266		2804
2267	=cut	2805	=cut
2268		2806
2269	our $GOTOGEN;	2807	our $GOTOGEN;
2270		2808
2271	sub cf::object::player::goto {	2809	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2810	my ($self, $path, $x, $y, $check, $done) = @_;
		2811
		2812	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2813	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2814	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2815	($path, $x, $y) = @$EMERGENCY_POSITION;
		2816	}
2273		2817
2274	# do generation counting so two concurrent goto's will be executed in-order	2818	# do generation counting so two concurrent goto's will be executed in-order
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2819	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2820
2277	$self->enter_link;	2821	$self->enter_link;
2278		2822
2279	(async {	2823	(async {
		2824	$Coro::current->{desc} = "player::goto $path $x $y";
		2825
		2826	# *tag paths override both path and x|y
		2827	if ($path =~ /^\*(.*)$/) {
		2828	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2829	my $ob = $obs[rand @obs];
		2830
		2831	# see if we actually can go there
		2832	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2833	$ob = $obs[rand @obs];
		2834	} else {
		2835	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2836	}
		2837	# else put us there anyways for now #d#
		2838
		2839	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2840	} else {
		2841	($path, $x, $y) = (undef, undef, undef);
		2842	}
		2843	}
		2844
2280	my $map = eval {	2845	my $map = eval {
2281	my $map = cf::map::find $path;	2846	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2282		2847
2283	if ($map) {	2848	if ($map) {
2284	$map = $map->customise_for ($self);	2849	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2850	$map = $check->($map, $x, $y, $self) if $check && $map;
2286	} else {	2851	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2852	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2853	}
2289		2854
2290	$map	2855	$map
2291	};	2856	};
2292		2857
…		…
2297		2862
2298	if ($gen == $self->{_goto_generation}) {	2863	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2864	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2865	$self->leave_link ($map, $x, $y);
2301	}	2866	}
		2867
		2868	$done->($self) if $done;
2302	})->prio (1);	2869	})->prio (1);
2303	}	2870	}
2304		2871
2305	=item $player_object->enter_exit ($exit_object)	2872	=item $player_object->enter_exit ($exit_object)
2306		2873
…		…
2326	}	2893	}
2327		2894
2328	sub prepare_random_map {	2895	sub prepare_random_map {
2329	my ($exit) = @_;	2896	my ($exit) = @_;
2330		2897
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2898	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2899	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2900	# that depends on the exit object
2336		2901
2337	my $rmp = parse_random_map_params $exit->msg;	2902	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2904	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2905	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2906	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2907	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2908	$rmp->{origin_y} = $exit->y;
		2909
		2910	$exit->map->touch;
2344	}	2911	}
2345		2912
2346	$rmp->{random_seed} ||= $exit->random_seed;	2913	$rmp->{random_seed} ||= $exit->random_seed;
2347		2914
2348	my $data = cf::to_json $rmp;	2915	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2916	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2917	my $meta = "$RANDOMDIR/$md5.meta";
2351		2918
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2919	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2920	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2921	undef $fh;
2355	aio_rename "$meta~", $meta;	2922	aio_rename "$meta~", $meta;
2356		2923
		2924	my $slaying = "?random/$md5";
		2925
		2926	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2927	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2928	$exit->msg (undef);
		2929	}
2359	}	2930	}
2360	}	2931	}
2361		2932
2362	sub cf::object::player::enter_exit {	2933	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2934	my ($self, $exit) = @_;
2364		2935
2365	return unless $self->type == cf::PLAYER;	2936	return unless $self->type == cf::PLAYER;
2366		2937
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2938	$self->enter_link;
2379		2939
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2940	(async {
2385	$self->deactivate_recursive; # just to be sure	2941	$Coro::current->{desc} = "enter_exit";
		2942
2386	unless (eval {	2943	unless (eval {
		2944	$self->deactivate_recursive; # just to be sure
		2945
		2946	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2947	my $x = $exit->stats->hp;
		2948	my $y = $exit->stats->sp;
		2949
		2950	# special map handling
		2951	my $slaying = $exit->slaying;
		2952
		2953	# special map handling
		2954	if ($slaying eq "/!") {
		2955	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2956
		2957	prepare_random_map $exit
		2958	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2959
		2960	$map = $exit->slaying;
		2961
		2962	} elsif ($slaying eq '!up') {
		2963	$map = $exit->map->tile_path (cf::TILE_UP);
		2964	$x = $exit->x;
		2965	$y = $exit->y;
		2966
		2967	} elsif ($slaying eq '!down') {
		2968	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2969	$x = $exit->x;
		2970	$y = $exit->y;
		2971	}
		2972
2387	$self->goto ($slaying, $hp, $sp);	2973	$self->goto ($map, $x, $y);
2388		2974
		2975	# if exit is damned, update players death & WoR home-position
		2976	$self->contr->savebed ($map, $x, $y)
		2977	if $exit->flag (cf::FLAG_DAMNED);
		2978
2389	1;	2979	1
2390	}) {	2980	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2981	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "I'll try to bring you back to the map you were before. "	2982	. "I'll try to bring you back to the map you were before. "
2393	. "Please report this to the dungeon master!",	2983	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2984	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2985
2396	warn "ERROR in enter_exit: $@";	2986	error "ERROR in enter_exit: $@";
2397	$self->leave_link;	2987	$self->leave_link;
2398	}	2988	}
2399	})->prio (1);	2989	})->prio (1);
2400	}	2990	}
2401		2991
…		…
2415		3005
2416	utf8::encode $text;	3006	utf8::encode $text;
2417	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3007	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418	}	3008	}
2419		3009
		3010	=item $client->send_big_packet ($pkt)
		3011
		3012	Like C<send_packet>, but tries to compress large packets, and fragments
		3013	them as required.
		3014
		3015	=cut
		3016
		3017	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3018
		3019	sub cf::client::send_big_packet {
		3020	my ($self, $pkt) = @_;
		3021
		3022	# try lzf for large packets
		3023	$pkt = "lzf " . Compress::LZF::compress $pkt
		3024	if 1024 <= length $pkt and $self->{can_lzf};
		3025
		3026	# split very large packets
		3027	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3028	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3029	$pkt = "frag";
		3030	}
		3031
		3032	$self->send_packet ($pkt);
		3033	}
		3034
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	3035	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		3036
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	3037	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	3038	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	3039	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	3040	the message unless the client supports the msg packet.
2426		3041
2427	=cut	3042	=cut
2428		3043
		3044	# non-persistent channels (usually the info channel)
		3045	our %CHANNEL = (
		3046	"c/motd" => {
		3047	id => "infobox",
		3048	title => "MOTD",
		3049	reply => undef,
		3050	tooltip => "The message of the day",
		3051	},
		3052	"c/identify" => {
		3053	id => "infobox",
		3054	title => "Identify",
		3055	reply => undef,
		3056	tooltip => "Items recently identified",
		3057	},
		3058	"c/examine" => {
		3059	id => "infobox",
		3060	title => "Examine",
		3061	reply => undef,
		3062	tooltip => "Signs and other items you examined",
		3063	},
		3064	"c/shopinfo" => {
		3065	id => "infobox",
		3066	title => "Shop Info",
		3067	reply => undef,
		3068	tooltip => "What your bargaining skill tells you about the shop",
		3069	},
		3070	"c/book" => {
		3071	id => "infobox",
		3072	title => "Book",
		3073	reply => undef,
		3074	tooltip => "The contents of a note or book",
		3075	},
		3076	"c/lookat" => {
		3077	id => "infobox",
		3078	title => "Look",
		3079	reply => undef,
		3080	tooltip => "What you saw there",
		3081	},
		3082	"c/who" => {
		3083	id => "infobox",
		3084	title => "Players",
		3085	reply => undef,
		3086	tooltip => "Shows players who are currently online",
		3087	},
		3088	"c/body" => {
		3089	id => "infobox",
		3090	title => "Body Parts",
		3091	reply => undef,
		3092	tooltip => "Shows which body parts you posess and are available",
		3093	},
		3094	"c/statistics" => {
		3095	id => "infobox",
		3096	title => "Statistics",
		3097	reply => undef,
		3098	tooltip => "Shows your primary statistics",
		3099	},
		3100	"c/skills" => {
		3101	id => "infobox",
		3102	title => "Skills",
		3103	reply => undef,
		3104	tooltip => "Shows your experience per skill and item power",
		3105	},
		3106	"c/shopitems" => {
		3107	id => "infobox",
		3108	title => "Shop Items",
		3109	reply => undef,
		3110	tooltip => "Shows the items currently for sale in this shop",
		3111	},
		3112	"c/resistances" => {
		3113	id => "infobox",
		3114	title => "Resistances",
		3115	reply => undef,
		3116	tooltip => "Shows your resistances",
		3117	},
		3118	"c/pets" => {
		3119	id => "infobox",
		3120	title => "Pets",
		3121	reply => undef,
		3122	tooltip => "Shows information abotu your pets/a specific pet",
		3123	},
		3124	"c/perceiveself" => {
		3125	id => "infobox",
		3126	title => "Perceive Self",
		3127	reply => undef,
		3128	tooltip => "You gained detailed knowledge about yourself",
		3129	},
		3130	"c/uptime" => {
		3131	id => "infobox",
		3132	title => "Uptime",
		3133	reply => undef,
		3134	tooltip => "How long the server has been running since last restart",
		3135	},
		3136	"c/mapinfo" => {
		3137	id => "infobox",
		3138	title => "Map Info",
		3139	reply => undef,
		3140	tooltip => "Information related to the maps",
		3141	},
		3142	"c/party" => {
		3143	id => "party",
		3144	title => "Party",
		3145	reply => "gsay ",
		3146	tooltip => "Messages and chat related to your party",
		3147	},
		3148	"c/death" => {
		3149	id => "death",
		3150	title => "Death",
		3151	reply => undef,
		3152	tooltip => "Reason for and more info about your most recent death",
		3153	},
		3154	"c/say" => $SAY_CHANNEL,
		3155	"c/chat" => $CHAT_CHANNEL,
		3156	);
		3157
2429	sub cf::client::send_msg {	3158	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	3159	my ($self, $channel, $msg, $color, @extra) = @_;
2431		3160
2432	$msg = $self->pl->expand_cfpod ($msg);	3161	$msg = $self->pl->expand_cfpod ($msg)
		3162	unless $color & cf::NDI_VERBATIM;
		3163
		3164	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3165
		3166	# check predefined channels, for the benefit of C
		3167	if ($CHANNEL{$channel}) {
		3168	$channel = $CHANNEL{$channel};
		3169
		3170	$self->ext_msg (channel_info => $channel);
		3171	$channel = $channel->{id};
		3172
		3173	} elsif (ref $channel) {
		3174	# send meta info to client, if not yet sent
		3175	unless (exists $self->{channel}{$channel->{id}}) {
		3176	$self->{channel}{$channel->{id}} = $channel;
		3177	$self->ext_msg (channel_info => $channel);
		3178	}
		3179
		3180	$channel = $channel->{id};
		3181	}
2433		3182
2434	return unless @extra || length $msg;	3183	return unless @extra || length $msg;
2435		3184
2436	if ($self->can_msg) {	3185	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3186	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3187	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3188
2449	if ($color >= 0) {	3189	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3190	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3191	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3192	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3193
		3194	$self->send_big_packet ($pkt);
		3195	}
		3196
2460	=item $client->ext_event ($type, %msg)	3197	=item $client->ext_msg ($type, @msg)
2461		3198
2462	Sends an ext event to the client.	3199	Sends an ext event to the client.
2463		3200
2464	=cut	3201	=cut
2465		3202
2466	sub cf::client::ext_event($$%) {	3203	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3204	my ($self, $type, @msg) = @_;
2468		3205
		3206	if ($self->extcmd == 2) {
		3207	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3208	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3209	push @msg, msgtype => "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3211	}
		3212	}
		3213
		3214	=item $client->ext_reply ($msgid, @msg)
		3215
		3216	Sends an ext reply to the client.
		3217
		3218	=cut
		3219
		3220	sub cf::client::ext_reply($$@) {
		3221	my ($self, $id, @msg) = @_;
		3222
		3223	if ($self->extcmd == 2) {
		3224	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3225	} elsif ($self->extcmd == 1) {
		3226	#TODO: version 1, remove
		3227	unshift @msg, msgtype => "reply", msgid => $id;
		3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3229	}
2471	}	3230	}
2472		3231
2473	=item $success = $client->query ($flags, "text", \&cb)	3232	=item $success = $client->query ($flags, "text", \&cb)
2474		3233
2475	Queues a query to the client, calling the given callback with	3234	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3289	my ($ns, $buf) = @_;
2531		3290
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3291	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3292
2534	if (ref $msg) {	3293	if (ref $msg) {
		3294	my ($type, $reply, @payload) =
		3295	"ARRAY" eq ref $msg
		3296	? @$msg
		3297	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3298
		3299	my @reply;
		3300
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3301	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3302	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3303	}
		3304
		3305	$ns->ext_reply ($reply, @reply)
		3306	if $reply;
		3307
2541	} else {	3308	} else {
2542	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543	}	3310	}
2544		3311
2545	cf::override;	3312	cf::override;
2546	},	3313	},
2547	);	3314	);
…		…
2567		3334
2568	$coro	3335	$coro
2569	}	3336	}
2570		3337
2571	cf::client->attach (	3338	cf::client->attach (
2572	on_destroy => sub {	3339	on_client_destroy => sub {
2573	my ($ns) = @_;	3340	my ($ns) = @_;
2574		3341
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3343	},
2577	);	3344	);
…		…
2592	our $safe = new Safe "safe";	3359	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
2594		3361
2595	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
2596		3363
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3364	$safe->permit_only (Opcode::opset qw(
		3365	:base_core :base_mem :base_orig :base_math :base_loop
		3366	grepstart grepwhile mapstart mapwhile
		3367	sort time
		3368	));
2598		3369
2599	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
2600		3371
2601	=pod	3372	=pod
2602		3373
2603	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
2604		3375
2605	cf::object	3376	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3377	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3378	insert remove name archname title slaying race decrease split
		3379	value
2608		3380
2609	cf::object::player	3381	cf::object::player
2610	player	3382	player
2611		3383
2612	cf::player	3384	cf::player
…		…
2617		3389
2618	=cut	3390	=cut
2619		3391
2620	for (	3392	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3394	insert remove inv nrof name archname title slaying race
		3395	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
2626	) {	3399	) {
2627	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2630	for @funs;	3402	for @funs;
2631	}	3403	}
2632		3404
…		…
2647		3419
2648	my $qcode = $code;	3420	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
2651		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
2652	local $_;	3427	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3428
2655	my $eval =	3429	my $eval =
2656	"do {\n"	3430	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3433	. $code
2660	. "\n}"	3434	. "\n}"
2661	;	3435	;
2662		3436
		3437	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
2666		3446
2667	if ($@) {	3447	if ($@) {
2668	warn "$@";	3448	warn "$@",
2669	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
2670	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
2671	}	3451	}
2672		3452
2673	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
2674	}	3454	}
2675		3455
…		…
2689	=cut	3469	=cut
2690		3470
2691	sub register_script_function {	3471	sub register_script_function {
2692	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
2693		3473
2694	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
2696	}	3476	}
2697		3477
2698	=back	3478	=back
2699		3479
2700	=cut	3480	=cut
…		…
2703	# the server's init and main functions	3483	# the server's init and main functions
2704		3484
2705	sub load_facedata($) {	3485	sub load_facedata($) {
2706	my ($path) = @_;	3486	my ($path) = @_;
2707		3487
		3488	# HACK to clear player env face cache, we need some signal framework
		3489	# for this (global event?)
		3490	%ext::player_env::MUSIC_FACE_CACHE = ();
		3491
		3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3493
2708	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
2709		3495
2710	my $facedata;	3496	my $facedata = decode_storable load_file $path;
2711	0 < aio_load $path, $facedata
2712	or die "$path: $!";
2713
2714	$facedata = Coro::Storable::thaw $facedata;
2715		3497
2716	$facedata->{version} == 2	3498	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3500
		3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3503	$facedata->{resource}{"res/exp_table"} = {
		3504	type => FT_RSRC,
		3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
		3507	};
		3508	cf::cede_to_tick;
		3509
2719	{	3510	{
2720	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
2721		3512
2722	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3515
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3516	cf::face::set_visibility $idx, $info->{visibility};
		3517	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3521
		3522	cf::cede_to_tick;
2728	}	3523	}
2729		3524
2730	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3526	next unless $info->{smooth};
		3527
2732	my $idx = cf::face::find $face	3528	my $idx = cf::face::find $face
2733	or next;	3529	or next;
		3530
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
		3532	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3534	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3536	}
2739	Coro::cede;	3537
		3538	cf::cede_to_tick;
2740	}	3539	}
2741	}	3540	}
2742		3541
2743	{	3542	{
2744	my $anims = $facedata->{animinfo};	3543	my $anims = $facedata->{animinfo};
2745		3544
2746	while (my ($anim, $info) = each %$anims) {	3545	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3546	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3547	cf::cede_to_tick;
2749	}	3548	}
2750		3549
2751	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
2752	}	3551	}
2753		3552
		3553	{
		3554	my $res = $facedata->{resource};
		3555
		3556	while (my ($name, $info) = each %$res) {
		3557	if (defined $info->{type}) {
		3558	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3559
		3560	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3561	cf::face::set_type $idx, $info->{type};
		3562	} else {
		3563	$RESOURCE{$name} = $info; # unused
		3564	}
		3565
		3566	cf::cede_to_tick;
		3567	}
		3568	}
		3569
		3570	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3571
2754	1	3572	1
2755	}	3573	}
2756		3574
		3575	register_exticmd fx_want => sub {
		3576	my ($ns, $want) = @_;
		3577
		3578	while (my ($k, $v) = each %$want) {
		3579	$ns->fx_want ($k, $v);
		3580	}
		3581	};
		3582
		3583	sub load_resource_file($) {
		3584	my $guard = lock_acquire "load_resource_file";
		3585
		3586	my $status = load_resource_file_ $_[0];
		3587	get_slot 0.1, 100;
		3588	cf::arch::commit_load;
		3589
		3590	$status
		3591	}
		3592
2757	sub reload_regions {	3593	sub reload_regions {
		3594	# HACK to clear player env face cache, we need some signal framework
		3595	# for this (global event?)
		3596	%ext::player_env::MUSIC_FACE_CACHE = ();
		3597
2758	load_resource_file "$MAPDIR/regions"	3598	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3599	or die "unable to load regions file\n";
		3600
		3601	for (cf::region::list) {
		3602	$_->{match} = qr/$_->{match}/
		3603	if exists $_->{match};
		3604	}
2760	}	3605	}
2761		3606
2762	sub reload_facedata {	3607	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3608	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3609	or die "unable to load facedata\n";
2765	}	3610	}
2766		3611
2767	sub reload_archetypes {	3612	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3613	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3614	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3615	}
2776		3616
2777	sub reload_treasures {	3617	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3618	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3619	or die "unable to load treasurelists\n";
2780	}	3620	}
2781		3621
		3622	sub reload_sound {
		3623	trace "loading sound config from $DATADIR/sound\n";
		3624
		3625	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3626
		3627	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3628	my $sound = $soundconf->{compat}[$_]
		3629	or next;
		3630
		3631	my $face = cf::face::find "sound/$sound->[1]";
		3632	cf::sound::set $sound->[0] => $face;
		3633	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3634	}
		3635
		3636	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3637	my $face = cf::face::find "sound/$v";
		3638	cf::sound::set $k => $face;
		3639	}
		3640	}
		3641
2782	sub reload_resources {	3642	sub reload_resources {
2783	warn "reloading resource files...\n";	3643	trace "reloading resource files...\n";
2784		3644
		3645	reload_exp_table;
		3646	reload_materials;
		3647	reload_facedata;
		3648	reload_sound;
		3649	reload_archetypes;
2785	reload_regions;	3650	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3651	reload_treasures;
2790		3652
2791	warn "finished reloading resource files\n";	3653	trace "finished reloading resource files\n";
2792	}	3654	}
2793		3655
2794	sub init {	3656	sub reload_config {
2795	reload_resources;	3657	trace "reloading config file...\n";
2796	}
2797		3658
2798	sub cfg_load {	3659	my $config = load_file "$CONFDIR/config";
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3660	utf8::decode $config;
2800	or return;	3661	*CFG = decode_yaml $config;
2801		3662
2802	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;
2804
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3663	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2806		3664
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3665	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3666	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2809		3667
2810	if (exists $CFG{mlockall}) {	3668	if (exists $CFG{mlockall}) {
…		…
2814	};	3672	};
2815	warn $@ if $@;	3673	warn $@ if $@;
2816	}	3674	}
2817	}	3675	}
2818		3676
		3677	sub pidfile() {
		3678	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3679	or die "$PIDFILE: $!";
		3680	flock $fh, &Fcntl::LOCK_EX
		3681	or die "$PIDFILE: flock: $!";
		3682	$fh
		3683	}
		3684
		3685	# make sure only one server instance is running at any one time
		3686	sub atomic {
		3687	my $fh = pidfile;
		3688
		3689	my $pid = <$fh>;
		3690	kill 9, $pid if $pid > 0;
		3691
		3692	seek $fh, 0, 0;
		3693	print $fh $$;
		3694	}
		3695
		3696	sub main_loop {
		3697	trace "EV::loop starting\n";
		3698	if (1) {
		3699	EV::loop;
		3700	}
		3701	trace "EV::loop returned\n";
		3702	goto &main_loop unless $REALLY_UNLOOP;
		3703	}
		3704
2819	sub main {	3705	sub main {
		3706	cf::init_globals; # initialise logging
		3707
		3708	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3709	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3710	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3711	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3712
		3713	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3714
2820	# we must not ever block the main coroutine	3715	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3716	local $Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3717	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3718	(async {
2824	Event::one_event;	3719	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3720	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3721	})->prio (Coro::PRIO_MAX);
2826	};	3722	};
2827		3723
2828	cfg_load;	3724	evthread_start IO::AIO::poll_fileno;
		3725
		3726	cf::sync_job {
		3727	cf::incloader::init ();
		3728
		3729	cf::init_anim;
		3730	cf::init_attackmess;
		3731	cf::init_dynamic;
		3732
		3733	cf::load_settings;
		3734
		3735	reload_resources;
		3736	reload_config;
2829	db_init;	3737	db_init;
		3738
		3739	cf::init_uuid;
		3740	cf::init_signals;
		3741	cf::init_skills;
		3742
		3743	cf::init_beforeplay;
		3744
		3745	atomic;
		3746
2830	load_extensions;	3747	load_extensions;
2831		3748
2832	$TICK_WATCHER->start;	3749	utime time, time, $RUNTIMEFILE;
2833	Event::loop;	3750
		3751	# no (long-running) fork's whatsoever before this point(!)
		3752	use POSIX ();
		3753	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3754
		3755	cf::_post_init 0;
		3756	};
		3757
		3758	cf::object::thawer::errors_are_fatal 0;
		3759	info "parse errors in files are no longer fatal from this point on.\n";
		3760
		3761	my $free_main; $free_main = EV::idle sub {
		3762	undef $free_main;
		3763	undef &main; # free gobs of memory :)
		3764	};
		3765
		3766	goto &main_loop;
2834	}	3767	}
2835		3768
2836	#############################################################################	3769	#############################################################################
2837	# initialisation and cleanup	3770	# initialisation and cleanup
2838		3771
2839	# install some emergency cleanup handlers	3772	# install some emergency cleanup handlers
2840	BEGIN {	3773	BEGIN {
		3774	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3775	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3776	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3777	cf::cleanup "SIG$signal";
2849	},
2850	);	3778	};
2851	}	3779	}
2852	}	3780	}
2853		3781
2854	sub write_runtime {	3782	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3783	my $t0 = AE::time;
2856		3784
2857	# first touch the runtime file to show we are still running:	3785	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3786	# the fsync below can take a very very long time.
2859		3787
2860	IO::AIO::aio_utime $runtime, undef, undef;	3788	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3789
2862	my $guard = cf::lock_acquire "write_runtime";	3790	my $guard = cf::lock_acquire "write_runtime";
2863		3791
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3792	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3793	or return;
2866		3794
2867	my $value = $cf::RUNTIME + 90 + 10;	3795	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3796	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3797	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3807	aio_utime $fh, undef, undef;
2880		3808
2881	close $fh	3809	close $fh
2882	or return;	3810	or return;
2883		3811
2884	aio_rename "$runtime~", $runtime	3812	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3813	and return;
2886		3814
2887	warn "runtime file written.\n";	3815	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3816
2889	1	3817	1
		3818	}
		3819
		3820	our $uuid_lock;
		3821	our $uuid_skip;
		3822
		3823	sub write_uuid_sync($) {
		3824	$uuid_skip ||= $_[0];
		3825
		3826	return if $uuid_lock;
		3827	local $uuid_lock = 1;
		3828
		3829	my $uuid = "$LOCALDIR/uuid";
		3830
		3831	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3832	or return;
		3833
		3834	my $value = uuid_seq uuid_cur;
		3835
		3836	unless ($value) {
		3837	info "cowardly refusing to write zero uuid value!\n";
		3838	return;
		3839	}
		3840
		3841	my $value = uuid_str $value + $uuid_skip;
		3842	$uuid_skip = 0;
		3843
		3844	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3845	and return;
		3846
		3847	# always fsync - this file is important
		3848	aio_fsync $fh
		3849	and return;
		3850
		3851	close $fh
		3852	or return;
		3853
		3854	aio_rename "$uuid~", $uuid
		3855	and return;
		3856
		3857	trace "uuid file written ($value).\n";
		3858
		3859	1
		3860
		3861	}
		3862
		3863	sub write_uuid($$) {
		3864	my ($skip, $sync) = @_;
		3865
		3866	$sync ? write_uuid_sync $skip
		3867	: async { write_uuid_sync $skip };
2890	}	3868	}
2891		3869
2892	sub emergency_save() {	3870	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3871	my $freeze_guard = cf::freeze_mainloop;
2894		3872
2895	warn "enter emergency perl save\n";	3873	info "emergency_perl_save: enter\n";
		3874
		3875	# this is a trade-off: we want to be very quick here, so
		3876	# save all maps without fsync, and later call a global sync
		3877	# (which in turn might be very very slow)
		3878	local $USE_FSYNC = 0;
2896		3879
2897	cf::sync_job {	3880	cf::sync_job {
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
2898	# use a peculiar iteration method to avoid tripping on perl	3883	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3884	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3885	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3886	info "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3887	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3888	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3889	$pl->valid or next;
		3890	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3891	$pl->save;
2906	}	3892	}
2907	warn "end emergency player save\n";	3893	info "emergency_perl_save: end player save\n";
2908		3894
2909	warn "begin emergency map save\n";	3895	cf::write_runtime_sync; # external watchdog should not bark
		3896
		3897	info "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3898	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3899	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3900	$map->valid or next;
2913	$map->save;	3901	$map->save;
2914	}	3902	}
2915	warn "end emergency map save\n";	3903	info "emergency_perl_save: end map save\n";
2916		3904
2917	warn "begin emergency database checkpoint\n";	3905	cf::write_runtime_sync; # external watchdog should not bark
		3906
		3907	info "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3908	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3909	info "emergency_perl_save: end database checkpoint\n";
		3910
		3911	info "emergency_perl_save: begin write uuid\n";
		3912	write_uuid_sync 1;
		3913	info "emergency_perl_save: end write uuid\n";
		3914
		3915	cf::write_runtime_sync; # external watchdog should not bark
		3916
		3917	trace "emergency_perl_save: syncing database to disk";
		3918	BDB::db_env_txn_checkpoint $DB_ENV;
		3919
		3920	info "emergency_perl_save: starting sync\n";
		3921	IO::AIO::aio_sync sub {
		3922	info "emergency_perl_save: finished sync\n";
		3923	};
		3924
		3925	cf::write_runtime_sync; # external watchdog should not bark
		3926
		3927	trace "emergency_perl_save: flushing outstanding aio requests";
		3928	while (IO::AIO::nreqs || BDB::nreqs) {
		3929	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3930	}
		3931
		3932	cf::write_runtime_sync; # external watchdog should not bark
2920	};	3933	};
2921		3934
2922	warn "leave emergency perl save\n";	3935	info "emergency_perl_save: leave\n";
2923	}	3936	}
2924		3937
2925	sub post_cleanup {	3938	sub post_cleanup {
2926	my ($make_core) = @_;	3939	my ($make_core) = @_;
2927		3940
		3941	IO::AIO::flush;
		3942
2928	warn Carp::longmess "post_cleanup backtrace"	3943	error Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	3944	if $make_core;
		3945
		3946	my $fh = pidfile;
		3947	unlink $PIDFILE if <$fh> == $$;
		3948	}
		3949
		3950	# a safer delete_package, copied from Symbol
		3951	sub clear_package($) {
		3952	my $pkg = shift;
		3953
		3954	# expand to full symbol table name if needed
		3955	unless ($pkg =~ /^main::.*::$/) {
		3956	$pkg = "main$pkg" if $pkg =~ /^::/;
		3957	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3958	$pkg .= '::' unless $pkg =~ /::$/;
		3959	}
		3960
		3961	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3962	my $stem_symtab = *{$stem}{HASH};
		3963
		3964	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3965	or return;
		3966
		3967	# clear all symbols
		3968	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3969	for my $name (keys %$leaf_symtab) {
		3970	_gv_clear *{"$pkg$name"};
		3971	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3972	}
2930	}	3973	}
2931		3974
2932	sub do_reload_perl() {	3975	sub do_reload_perl() {
2933	# can/must only be called in main	3976	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3977	unless (in_main) {
2935	warn "can only reload from main coroutine";	3978	error "can only reload from main coroutine";
2936	return;	3979	return;
2937	}	3980	}
2938		3981
2939	warn "reloading...";	3982	return if $RELOAD++;
2940		3983
2941	warn "entering sync_job";	3984	my $t1 = AE::time;
2942		3985
		3986	while ($RELOAD) {
		3987	cf::get_slot 0.1, -1, "reload_perl";
		3988	info "perl_reload: reloading...";
		3989
		3990	trace "perl_reload: entering sync_job";
		3991
2943	cf::sync_job {	3992	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark
2945	cf::emergency_save;	3993	#cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark
2947		3994
2948	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;
2950
2951	# if anything goes wrong in here, we should simply crash as we already saved
2952
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;
2964	warn "iterate...";
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";	3995	trace "perl_reload: cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;	3996	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();	3997	%EXT_CORO = ();
2972		3998
2973	warn "removing commands";	3999	trace "perl_reload: removing commands";
2974	%COMMAND = ();	4000	%COMMAND = ();
2975		4001
2976	warn "removing ext/exti commands";	4002	trace "perl_reload: removing ext/exti commands";
2977	%EXTCMD = ();	4003	%EXTCMD = ();
2978	%EXTICMD = ();	4004	%EXTICMD = ();
2979		4005
2980	warn "unloading/nuking all extensions";	4006	trace "perl_reload: unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {	4007	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";	4008	trace "... unloading $pkg";
2983		4009
2984	if (my $cb = $pkg->can ("unload")) {	4010	if (my $cb = $pkg->can ("unload")) {
2985	eval {	4011	eval {
2986	$cb->($pkg);	4012	$cb->($pkg);
2987	1	4013	1
2988	} or warn "$pkg unloaded, but with errors: $@";	4014	} or error "$pkg unloaded, but with errors: $@";
		4015	}
		4016
		4017	trace "... clearing $pkg";
		4018	clear_package $pkg;
2989	}	4019	}
2990		4020
2991	warn "... nuking $pkg";
2992	Symbol::delete_package $pkg;
2993	}
2994
2995	warn "unloading all perl modules loaded from $LIBDIR";	4021	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2996	while (my ($k, $v) = each %INC) {	4022	while (my ($k, $v) = each %INC) {
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4023	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		4024
2999	warn "... unloading $k";	4025	trace "... unloading $k";
3000	delete $INC{$k};	4026	delete $INC{$k};
3001		4027
3002	$k =~ s/\.pm$//;	4028	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;	4029	$k =~ s/\//::/g;
3004		4030
3005	if (my $cb = $k->can ("unload_module")) {	4031	if (my $cb = $k->can ("unload_module")) {
3006	$cb->();	4032	$cb->();
		4033	}
		4034
		4035	clear_package $k;
3007	}	4036	}
3008		4037
3009	Symbol::delete_package $k;
3010	}
3011
3012	warn "getting rid of safe::, as good as possible";	4038	trace "perl_reload: getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	4039	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4040	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		4041
3016	warn "unloading cf.pm \"a bit\"";	4042	trace "perl_reload: unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	4043	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	4044	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		4045
3020	# don't, removes xs symbols, too,	4046	# don't, removes xs symbols, too,
3021	# and global variables created in xs	4047	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	4048	#clear_package __PACKAGE__;
3023		4049
3024	warn "unload completed, starting to reload now";	4050	info "perl_reload: unload completed, starting to reload now";
3025		4051
3026	warn "reloading cf.pm";	4052	trace "perl_reload: reloading cf.pm";
3027	require cf;	4053	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4054	cf::_connect_to_perl_1;
3029		4055
3030	warn "loading config and database again";	4056	trace "perl_reload: loading config and database again";
3031	cf::cfg_load;	4057	cf::reload_config;
3032		4058
3033	warn "loading extensions";	4059	trace "perl_reload: loading extensions";
3034	cf::load_extensions;	4060	cf::load_extensions;
3035		4061
		4062	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	4063	trace "perl_reload: reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	4064	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	4065	trace "perl_reload: reattaching attachments to maps";
3039	reattach $_ for values %MAP;	4066	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	4067	trace "perl_reload: reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	4068	reattach $_ for values %PLAYER;
		4069	}
3042		4070
3043	warn "leaving sync_job";	4071	cf::_post_init 1;
3044		4072
		4073	trace "perl_reload: leaving sync_job";
		4074
3045	1	4075	1
3046	} or do {	4076	} or do {
3047	warn $@;	4077	error $@;
3048	warn "error while reloading, exiting.";	4078	cf::cleanup "perl_reload: error, exiting.";
3049	exit 1;	4079	};
		4080
		4081	--$RELOAD;
3050	};	4082	}
3051		4083
3052	warn "reloaded";	4084	$t1 = AE::time - $t1;
		4085	info "perl_reload: completed in ${t1}s\n";
3053	};	4086	};
3054		4087
3055	our $RELOAD_WATCHER; # used only during reload	4088	our $RELOAD_WATCHER; # used only during reload
3056		4089
3057	sub reload_perl() {	4090	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	4091	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	4092	# coro crashes during coro_state_free->destroy here.
3060		4093
3061	$RELOAD_WATCHER ||= Event->timer (	4094	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	4095	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	4096
3064	data => WF_AUTOCANCEL,	4097	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	4098	do_reload_perl;
3067	undef $RELOAD_WATCHER;	4099	undef $RELOAD_WATCHER;
3068	},	4100	};
3069	);	4101	};
3070	}	4102	}
3071		4103
3072	register_command "reload" => sub {	4104	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	4105	my ($who, $arg) = @_;
3074		4106
3075	if ($who->flag (FLAG_WIZ)) {	4107	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	4108	$who->message ("reloading server.");
		4109	async {
		4110	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	4111	reload_perl;
		4112	};
3078	}	4113	}
3079	};	4114	};
3080		4115
3081	unshift @INC, $LIBDIR;	4116	#############################################################################
3082		4117
3083	my $bug_warning = 0;	4118	my $bug_warning = 0;
3084		4119
3085	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;
3087
3088	sub wait_for_tick {	4120	sub wait_for_tick() {
3089	return unless $TICK_WATCHER->is_active;	4121	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3090	return if $Coro::current == $Coro::main;
3091		4122
3092	my $signal = new Coro::Signal;	4123	$WAIT_FOR_TICK->wait;
3093	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;
3095	}	4124	}
3096		4125
3097	sub wait_for_tick_begin {	4126	sub wait_for_tick_begin() {
3098	return unless $TICK_WATCHER->is_active;	4127	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3099	return if $Coro::current == $Coro::main;
3100		4128
3101	my $signal = new Coro::Signal;	4129	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	4130	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	4131	$signal->wait;
3104	}	4132	}
3105		4133
3106	my $min = 1e6;#d#	4134	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	4135	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4136	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	4137	unless ++$bug_warning > 10;
3118	return;	4138	return;
3119	}	4139	}
3120		4140
3121	$NOW = $tick_start = Event::time;	4141	cf::one_tick; # one server iteration
3122		4142
3123	cf::server_tick; # one server iteration	4143	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3124		4144
3125	0 && sync_job {#d#	4145	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3126	for(1..10) {	4146	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3127	my $t = Event::time;	4147	Coro::async_pool {
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4148	$Coro::current->{desc} = "runtime saver";
3129	or die;	4149	write_runtime_sync
3130		4150	or error "ERROR: unable to write runtime file: $!";
3131	$map->width (50);
3132	$map->height (50);
3133	$map->alloc;
3134	$map->_load_objects ("/tmp/x.map", 1);
3135	my $t = Event::time - $t;
3136
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	4151	};
		4152	}
3147		4153
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4154	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	4155	$sig->send;
3164	}	4156	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	4157	$WAIT_FOR_TICK->broadcast;
3166	$sig->send;
3167	}
3168		4158
3169	$NOW = Event::time;	4159	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4160	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		4161
3180	_post_tick;	4162	if (0) {
3181		4163	if ($NEXT_TICK) {
3182		4164	my $jitter = $TICK_START - $NEXT_TICK;
		4165	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4166	debug "jitter $JITTER\n";#d#
		4167	}
3183	},	4168	}
3184	);	4169	}
3185		4170
3186	{	4171	{
3187	BDB::max_poll_time $TICK * 0.1;	4172	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	4173
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	4174	BDB::min_parallel 16;
3197		4175	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	4176	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		4177
3213	unless ($DB_ENV) {	4178	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	4179	$DB_ENV = BDB::db_env_create;
		4180	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4181	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4182	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4183	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4184	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		4185
3216	cf::sync_job {	4186	cf::sync_job {
3217	eval {	4187	eval {
3218	BDB::db_env_open	4188	BDB::db_env_open
3219	$DB_ENV,	4189	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4191	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4192	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4193	0666;
3224		4194
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4195	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4196	};
3230		4197
3231	cf::cleanup "db_env_open(db): $@" if $@;	4198	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4199	};
3233	}	4200	}
		4201
		4202	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4203	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4204	};
		4205	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4206	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4207	};
		4208	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4209	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4210	};
3234	}	4211	}
3235		4212
3236	{	4213	{
		4214	# configure IO::AIO
		4215
3237	IO::AIO::min_parallel 8;	4216	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4217	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4218	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4219	}
3250		4220
3251	my $_log_backtrace;	4221	our $_log_backtrace;
		4222	our $_log_backtrace_last;
3252		4223
3253	sub _log_backtrace {	4224	sub _log_backtrace {
3254	my ($msg, @addr) = @_;	4225	my ($msg, @addr) = @_;
3255		4226
3256	$msg =~ s/\n//;	4227	$msg =~ s/\n$//;
3257		4228
		4229	if ($_log_backtrace_last eq $msg) {
		4230	LOG llevInfo, "[ABT] $msg\n";
		4231	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3258	# limit the # of concurrent backtraces	4232	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4233	} elsif ($_log_backtrace < 2) {
		4234	$_log_backtrace_last = $msg;
3260	++$_log_backtrace;	4235	++$_log_backtrace;
		4236	my $perl_bt = Carp::longmess $msg;
3261	async {	4237	async {
		4238	$Coro::current->{desc} = "abt $msg";
		4239
3262	my @bt = fork_call {	4240	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4241	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4242	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4243	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	4244	or die "addr2line: $!";
…		…
3274	}	4252	}
3275		4253
3276	@funcs	4254	@funcs
3277	};	4255	};
3278		4256
3279	LOG llevInfo, "[ABT] $msg\n";	4257	LOG llevInfo, "[ABT] $perl_bt\n";
		4258	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4259	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4260	--$_log_backtrace;
3282	};	4261	};
3283	} else {	4262	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4263	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4264	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3286	}	4265	}
3287	}	4266	}
3288		4267
3289	# load additional modules	4268	# load additional modules
3290	use cf::pod;	4269	require "cf/$_.pm" for @EXTRA_MODULES;
		4270	cf::_connect_to_perl_2;
3291		4271
3292	END { cf::emergency_save }	4272	END { cf::emergency_save }
3293		4273
3294	1	4274	1
3295		4275

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