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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.303 by root, Wed Jul 11 15:57:31 2007 UTC vs.
Revision 1.575 by root, Sat Aug 13 20:20:30 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134
		135	our $UPTIME; $UPTIME ||= time;
		136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
80	our $NOW;	138	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		139
83	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	141	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
94		143
95	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		146
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
101		159
102	binmode STDOUT;	160	binmode STDOUT;
103	binmode STDERR;	161	binmode STDERR;
104		162
105	# read virtual server time, if available	163	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
110	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
111		171
112	mkdir $_	172	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		174
115	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
116		176
117	sub cf::map::normalise;	177	sub cf::map::normalise;
118		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
119	#############################################################################	183	#############################################################################
120		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
121	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
122		197
123	=over 4	198	=over 4
124		199
125	=item $cf::UPTIME	200	=item $cf::UPTIME
126		201
127	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
128		218
129	=item $cf::RUNTIME	219	=item $cf::RUNTIME
130		220
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	222	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
141	database environment.	231	database environment.
142		232
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	233	=item $cf::LOADAVG
152		234
153	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
158		240
159	The raw value load value from the last tick.	241	The raw value load value from the last tick.
160		242
161	=item %cf::CFG	243	=item %cf::CFG
162		244
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	246	from wherever your confdir points to.
165		247
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		249
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
		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
172	=back	283	=back
173		284
174	=cut	285	=cut
175		286
176	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
177	*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 {
178	my $msg = join "", @_;	294	my $msg = join "", @_;
179		295
180	$msg .= "\n"	296	$msg .= "\n"
181	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
182		298
183	$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;
184		300
185	utf8::encode $msg;
186	LOG llevError, $msg;	301	LOG llevWarn, $msg;
187	};	302	};
188	}	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	};
189		317
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	328	for my $pkg (qw(
201	cf::global cf::attachable	329	cf::global cf::attachable
202	cf::object cf::object::player	330	cf::object cf::object::player
203	cf::client cf::player	331	cf::client cf::player
204	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
205	cf::map cf::party cf::region	334	cf::party cf::region
206	)) {	335	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	337	}
210		338
211	$Event::DIED = sub {	339	$EV::DIED = sub {
212	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
213	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
214		347
215	#############################################################################	348	#############################################################################
216		349
217	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
218		351
…		…
239	$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;
240	$d	373	$d
241	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
242	}	375	}
243		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
244	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
245		392
246	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
247		394
248	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
249		396
250	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
251		398
252	=cut	399	=cut
253		400
254	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
255		402
256	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
257	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	}
258		467
259	=item cf::lock_wait $string	468	=item cf::lock_wait $string
260		469
261	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
262		471
263	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
264		473
265	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
266	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,
267	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
268	returned.	477	returned.
269		478
		479	Locks are *not* recursive, locking from the same coro twice results in a
		480	deadlocked coro.
		481
270	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
271	uses map_find and cf::map::load uses map_load).	483	uses map_find and cf::map::load uses map_load).
272		484
273	=item $locked = cf::lock_active $string	485	=item $locked = cf::lock_active $string
274		486
275	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.
276		488
277	=cut	489	=cut
278		490
279	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
280		492
281	sub lock_wait($) {	493	sub lock_wait($) {
282	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	495	}
290		496
291	sub lock_acquire($) {	497	sub lock_acquire($) {
292	my ($key) = @_;	498	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	499	}
304		500
305	sub lock_active($) {	501	sub lock_active($) {
306	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	503	}
310		504
311	sub freeze_mainloop {	505	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
313		507
314	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
315	$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	}
316	};	578	}
317	$TICK_WATCHER->stop;	579	};
318	$guard	580
		581	sub get_slot($;$$) {
		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;
319	}	594	}
320		595
321	=item cf::async { BLOCK }	596	=item cf::async { BLOCK }
322		597
323	Currently the same as Coro::async_pool, meaning you cannot use	598	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		603
329	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
330		605
331	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
332		607
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
334	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
335	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
336	acceptable.	611	acceptable.
337		612
338	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
339	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
…		…
343	=cut	618	=cut
344		619
345	sub sync_job(&) {	620	sub sync_job(&) {
346	my ($job) = @_;	621	my ($job) = @_;
347		622
348	if ($Coro::current == $Coro::main) {	623	if (in_main) {
349	my $time = Event::time;	624	my $time = AE::time;
350		625
351	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
353		628
354	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	630
356	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
357		632
358	my $busy = 1;	633	my $busy = 1;
359	my @res;	634	my @res;
360		635
361	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	638	@res = eval { $job->() };
363	warn $@ if $@;	639	error $@ if $@;
364	undef $busy;	640	undef $busy;
365	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
366		642
367	while ($busy) {	643	while ($busy) {
368	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
369	}	648	}
		649	}
370		650
371	$time = Event::time - $time;	651	my $time = AE::time - $time;
372		652
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
377		654
378	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
379	} else {	656	} else {
380	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
381		658
…		…
401	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
402		679
403	$coro	680	$coro
404	}	681	}
405		682
406	=item fork_call { }, $args	683	=item fork_call { }, @args
407		684
408	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
409	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
410	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
411	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
412		689
413	=cut	690	=cut
414		691
415	sub _store_scalar {	692	sub post_fork {
416	open my $fh, ">", \my $buf	693	reset_signals;
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}	694	}
423		695
424	sub fork_call(&@) {	696	sub fork_call(&@) {
425	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
426		698
427	# 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,
428	# or die "socketpair: $!";	700	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	701	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		702
432	if (my $pid = fork) {	703	my @res = Coro::Util::fork_eval {
433	close $fh2;	704	cf::post_fork;
		705	&$cb
		706	} @args;
434		707
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	708	wantarray ? @res : $res[-1]
436	warn "pst<$res>" unless $res =~ /^pst/;	709	}
437	$res = Coro::Storable::thaw $res;
438		710
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	711	sub objinfo {
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;
446	local $SIG{__WARN__};
447	local $SIG{__DIE__};
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453
454	eval {
455	close $fh1;
456
457	my @res = eval { $cb->(@args) };
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	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
466	}	747	}
467		748
468	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
469		750
470	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
473		754
474	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
475	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).
476		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
477	=cut	763	=cut
		764
		765	sub db_table($) {
		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	}
478		784
479	our $DB;	785	our $DB;
480		786
481	sub db_init {	787	sub db_init {
482	unless ($DB) {	788	$DB ||= db_table "db";
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {
486	eval {
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}
496	}	789	}
497		790
498	sub db_get($$) {	791	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
500		793
501	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
502	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
503		798
504	$! ? ()	799	$! ? ()
505	: $data	800	: $data
506	}
507	}	801	}
508		802
509	sub db_put($$$) {	803	sub db_put($$$) {
510	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
511	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
539		833
540	my @data;	834	my @data;
541	my $md5;	835	my $md5;
542		836
543	for (0 .. $#$src) {	837	for (0 .. $#$src) {
544	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
545	or Carp::croak "$src->[$_]: $!";
546	}	839	}
547		840
548	# if processing is expensive, check	841	# if processing is expensive, check
549	# checksum first	842	# checksum first
550	if (1) {	843	if (1) {
551	$md5 =	844	$md5 =
552	join "\x00",	845	join "\x00",
553	$processversion,	846	$processversion,
554	map {	847	map {
555	Coro::cede;	848	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	849	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	850	} 0.. $#$src;
558		851
559		852
560	my $dbmd5 = db_get cache => "$id/md5";	853	my $dbmd5 = db_get cache => "$id/md5";
…		…
567		860
568	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
569	my $data = $process->(\@data);	862	my $data = $process->(\@data);
570	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
571		864
572	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
573		866
574	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
575	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
576	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
577		870
…		…
587		880
588	=cut	881	=cut
589		882
590	sub datalog($@) {	883	sub datalog($@) {
591	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
592	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
593	}	886	}
594		887
595	=back	888	=back
596		889
597	=cut	890	=cut
598		891
599	#############################################################################	892	#############################################################################
600		893
601	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
602		895
603	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
604	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")
605	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
606		899
607	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>
608	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
609	Crossfire TRT).	902	Deliantra).
610		903
611	=over 4	904	=over 4
612		905
613	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
614		907
…		…
658	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
659		952
660	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
662		955
663	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
664	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.
665		958
666	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
667		960
668	=over 4	961	=over 4
…		…
792		1085
793	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
794	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
795		1088
796	} elsif (ref $type) {	1089	} elsif (ref $type) {
797	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
798		1091
799	} else {	1092	} else {
800	shift @arg;	1093	shift @arg;
801	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
802	}	1095	}
803	}	1096	}
804	}	1097	}
805		1098
806	sub _object_attach {	1099	sub _object_attach {
…		…
816	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
817	}	1110	}
818		1111
819	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
820	} else {	1113	} else {
821	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
822	}	1115	}
823		1116
824	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
825	}	1118	}
826		1119
…		…
866	";	1159	";
867	die if $@;	1160	die if $@;
868	}	1161	}
869		1162
870	our $override;	1163	our $override;
871	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?
872		1165
873	sub override {	1166	sub override {
874	$override = 1;	1167	$override = 1;
875	@invoke_results = ();	1168	@INVOKE_RESULTS = (@_);
876	}	1169	}
877		1170
878	sub do_invoke {	1171	sub do_invoke {
879	my $event = shift;	1172	my $event = shift;
880	my $callbacks = shift;	1173	my $callbacks = shift;
881		1174
882	@invoke_results = ();	1175	@INVOKE_RESULTS = ();
883		1176
884	local $override;	1177	local $override;
885		1178
886	for (@$callbacks) {	1179	for (@$callbacks) {
887	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
888		1181
889	if ($@) {	1182	if ($@) {
890	warn "$@";
891	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
892	override;	1184	override;
893	}	1185	}
894		1186
895	return 1 if $override;	1187	return 1 if $override;
896	}	1188	}
897		1189
898	0	1190	0
899	}	1191	}
900		1192
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1194
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1196
905	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
906		1198
907	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
908	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
909	results (if you must, access C<@cf::invoke_results> directly).	1201	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1202
911	=back	1203	=back
912		1204
913	=cut	1205	=cut
914		1206
915	#############################################################################	1207	#############################################################################
916	# 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, $ob2
		1250	}
917		1251
918	sub reattach {	1252	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1254	my ($obj) = @_;
921		1255
		1256	# no longer needed after getting rid of delete_package?
922	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
923		1258
924	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
925		1260
926	@$registry = ();	1261	@$registry = ();
927		1262
…		…
932	for (@$attach) {	1267	for (@$attach) {
933	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
934	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
935	}	1270	}
936	} else {	1271	} else {
937	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
938	}	1273	}
939	}	1274	}
940	}	1275	}
941		1276
942	cf::attachable->attach (	1277	cf::attachable->attach (
943	prio => -1000000,	1278	prio => -1000000,
944	on_instantiate => sub {	1279	on_instantiate => sub {
945	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
946		1281
947	$data = from_json $data;	1282	$data = decode_json $data;
948		1283
949	for (@$data) {	1284	for (@$data) {
950	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
951		1286
952	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1303	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
970		1305
971	sync_job {	1306	sync_job {
972	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
975		1312
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	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	}
980	close $fh;	1320	aio_close $fh;
981		1321
982	if (@$objs) {	1322	if (@$objs) {
983	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) {
984	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
987	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	}
988	close $fh;	1331	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
990	}	1333	}
991	} else {	1334	} else {
992	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
993	}	1336	}
994		1337
995	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1342	} else {
997	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
998	}	1344	}
999	} else {	1345	} else {
1000	aio_unlink $filename;	1346	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1002	}	1348	}
1003	}	1349	};
1004	}	1350	}
1005		1351
1006	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1008		1354
…		…
1020	or return;	1366	or return;
1021		1367
1022	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1370	or return;
		1371
1025	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1026	}	1374	}
1027		1375
		1376	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
		1380
1030	return ($data, $av);	1381	($data, $av)
1031	}	1382	}
1032		1383
1033	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
1034		1385
1035	=over 4	1386	=over 4
…		…
1089	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1090		1441
1091	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1092	}	1443	}
1093		1444
		1445	use File::Glob ();
		1446
1094	cf::player->attach (	1447	cf::player->attach (
1095	on_command => sub {	1448	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1097		1450
1098	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1099	or return;	1452	or return;
1100		1453
…		…
1108	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1109		1462
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1464
1112	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
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1473	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1474	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1475	}
		1476
		1477	$pl->ext_reply ($reply, @reply)
		1478	if $reply;
		1479
1118	} else {	1480	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1482	}
1121		1483
1122	cf::override;	1484	cf::override;
1123	},	1485	},
1124	);	1486	);
1125		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
1126	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1127	cf::sync_job {	1504	cf::sync_job {
1128	my %todo;	1505	my %todo;
1129		1506
1130	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1131	next unless -r $path;	1508	next unless -r $path;
…		…
1149		1526
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1529
1153	$ext{source} =	1530	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1155	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1156	. $source	1533	. $source
1157	. "\n};\n1";	1534	. "\n};\n1";
1158		1535
1159	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1160	}	1537	}
1161		1538
		1539	my $pass = 0;
1162	my %done;	1540	my %done;
1163	while (%todo) {	1541	while (%todo) {
1164	my $progress;	1542	my $progress;
1165		1543
		1544	++$pass;
		1545
		1546	ext:
1166	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1549	next ext
1169	unless exists $done{$_};	1550	unless exists $done{$_};
1170	}	1551	}
1171		1552
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1554
1174	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1179	warn $msg;	1562
1180	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1564	delete $todo{$k};
1182	}	1565	} else {
1183		1566	$done{$k} = delete $todo{$k};
1184	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1185	}	1572	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1573	}
1191		1574
1192	skip:	1575	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	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	}
1195	}	1585	}
1196	};	1586	};
1197	}	1587	}
1198		1588
1199	#############################################################################	1589	#############################################################################
1200		1590
1201	=back	1591	=back
1202		1592
1203	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1204		1594
1205	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1206		1596
1207	=cut	1597	=cut
1208		1598
1209	package cf::player;	1599	package cf::player;
1210		1600
1211	use Coro::AIO;	1601	use Coro::AIO;
1212		1602
1213	=head3 cf::player	1603	=head3 cf::player
1214		1604
1215	=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	}
1216		1620
1217	=item cf::player::find $login	1621	=item cf::player::find $login
1218		1622
1219	Returns the given player object, loading it if necessary (might block).	1623	Returns the given player object, loading it if necessary (might block).
1220		1624
…		…
1239		1643
1240	sub exists($) {	1644	sub exists($) {
1241	my ($login) = @_;	1645	my ($login) = @_;
1242		1646
1243	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1245	}	1649	}
1246		1650
1247	sub find($) {	1651	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1653	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1660	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1661	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1662	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1664
1261	my $pl = load_pl path $login	1665	my $f = new_from_file cf::object::thawer path $login
1262	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;
1263	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1264	}	1674	}
1265	}	1675	}
1266	}	1676	}
		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($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	);
1267		1690
1268	sub save($) {	1691	sub save($) {
1269	my ($pl) = @_;	1692	my ($pl) = @_;
1270		1693
1271	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1277		1700
1278	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1280		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
1281	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1282	Coro::cede;	1710	cf::cede_to_tick;
1283	}	1711	}
1284		1712
1285	sub new($) {	1713	sub new($) {
1286	my ($login) = @_;	1714	my ($login) = @_;
1287		1715
…		…
1293	$cf::PLAYER{$login} = $self;	1721	$cf::PLAYER{$login} = $self;
1294		1722
1295	$self	1723	$self
1296	}	1724	}
1297		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
1298	=item $pl->quit_character	1736	=item $pl->quit_character
1299		1737
1300	Nukes the player without looking back. If logged in, the connection will	1738	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1739	be destroyed. May block for a long time.
1302		1740
…		…
1306	my ($pl) = @_;	1744	my ($pl) = @_;
1307		1745
1308	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1309		1747
1310	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1311	$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
1312		1750
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1314	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1316	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1317		1759
1318	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1320	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1355	or return [];	1797	or return [];
1356		1798
1357	my @logins;	1799	my @logins;
1358		1800
1359	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") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1810	}
1363		1811
1364	utf8::decode $login;	1812	utf8::decode $login;
1365	push @logins, $login;	1813	push @logins, $login;
1366	}	1814	}
1367		1815
1368	\@logins	1816	\@logins
1369	}	1817	}
1370		1818
1371	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1372		1822
1373	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1374	player. May block.	1824	player. May block.
1375		1825
1376	=cut	1826	=cut
…		…
1394	}	1844	}
1395		1845
1396	\@paths	1846	\@paths
1397	}	1847	}
1398		1848
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1850
1401	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1402		1852
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1853	=item $player->ext_reply ($msgid, @msg)
1450		1854
1451	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1452		1856
1453	=cut	1857	=cut
1454		1858
1455	sub ext_reply($$%) {	1859	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1860	my ($self, $id, @msg) = @_;
1457		1861
1458	$msg{msgid} = $id;	1862	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1863	}
1461		1864
1462	=item $player->ext_event ($type, %msg)	1865	=item $player->ext_msg ($type, @msg)
1463		1866
1464	Sends an ext event to the client.	1867	Sends an ext event to the client.
1465		1868
1466	=cut	1869	=cut
1467		1870
1468	sub ext_event($$%) {	1871	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1872	my ($self, $type, @msg) = @_;
1470		1873
1471	$self->ns->ext_event ($type, %msg);	1874	$self->ns->ext_msg ($type, @msg);
1472	}	1875	}
1473		1876
1474	=head3 cf::region	1877	=head3 cf::region
1475		1878
1476	=over 4	1879	=over 4
…		…
1486	=cut	1889	=cut
1487		1890
1488	sub find_by_path($) {	1891	sub find_by_path($) {
1489	my ($path) = @_;	1892	my ($path) = @_;
1490		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
		1895
1491	my ($match, $specificity);	1896	my ($match, $specificity);
1492		1897
1493	for my $region (list) {	1898	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1899	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1900	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1901	if $region->specificity > $specificity;
1497	}	1902	}
1498	}	1903	}
1499		1904
…		…
1520	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1522		1927
1523	sub generate_random_map {	1928	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1525	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1526	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1534	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1535	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1536	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1537	(cf::region::find $rmp->{region}), $rmp->{custom}
1538	)
1539	}	1934	}
1540		1935
1541	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1542		1937
1543	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
…		…
1548		1943
1549	sub register {	1944	sub register {
1550	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	1946	my $pkg = caller;
1552		1947
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		1949
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	1951	}
1558		1952
1559	# also paths starting with '/'	1953	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		1955
1562	sub thawer_merge {	1956	sub thawer_merge {
1563	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1564		1958
1565	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1570	}	1964	}
1571		1965
1572	sub normalise {	1966	sub normalise {
1573	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1574		1968
1575	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1576		1970
1577	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1578		1972
1579	# map plan:	1973	# map plan:
1580	#	1974	#
…		…
1595	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1596	$path = "$base/$path";	1990	$path = "$base/$path";
1597	}	1991	}
1598		1992
1599	for ($path) {	1993	for ($path) {
1600	redo if s{//}{/};
1601	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1602	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1603	}	1996	}
1604		1997
1605	$path	1998	$path
…		…
1619	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1620	return $self;	2013	return $self;
1621	}	2014	}
1622	}	2015	}
1623		2016
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1625	()	2018	()
1626	}	2019	}
1627		2020
		2021	# may re-bless or do other evil things
1628	sub init {	2022	sub init {
1629	my ($self) = @_;	2023	my ($self) = @_;
1630		2024
1631	$self	2025	$self
1632	}	2026	}
…		…
1651		2045
1652	# the temporary/swap location	2046	# the temporary/swap location
1653	sub save_path {	2047	sub save_path {
1654	my ($self) = @_;	2048	my ($self) = @_;
1655		2049
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1658	}	2052	}
1659		2053
1660	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1661	sub uniq_path {	2055	sub uniq_path {
1662	my ($self) = @_;	2056	my ($self) = @_;
1663		2057
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	2060	}
1676		2061
1677	sub decay_objects {	2062	sub decay_objects {
1678	my ($self) = @_;	2063	my ($self) = @_;
1679		2064
…		…
1692		2077
1693	sub load_header_from($) {	2078	sub load_header_from($) {
1694	my ($self, $path) = @_;	2079	my ($self, $path) = @_;
1695		2080
1696	utf8::encode $path;	2081	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	2082	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	2083	or return;
1702		2084
		2085	$self->_load_header ($f)
		2086	or return;
		2087
		2088	local $MAP_LOADING{$self->{path}} = $self;
		2089	$f->resolve_delayed_derefs;
		2090
1703	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1704		2092
1705	1	2093	1
1706	}	2094	}
1707		2095
		2096	# used to laod the header of an original map
1708	sub load_header_orig {	2097	sub load_header_orig {
1709	my ($self) = @_;	2098	my ($self) = @_;
1710		2099
1711	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1712	}	2101	}
1713		2102
		2103	# used to laod the header of an instantiated map
1714	sub load_header_temp {	2104	sub load_header_temp {
1715	my ($self) = @_;	2105	my ($self) = @_;
1716		2106
1717	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1718	}	2108	}
1719		2109
		2110	# called after loading the header from an instantiated map
1720	sub prepare_temp {	2111	sub prepare_temp {
1721	my ($self) = @_;	2112	my ($self) = @_;
1722		2113
1723	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1724	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1725	# safety	2116	# safety
1726	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1727	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1728	}	2119	}
1729		2120
		2121	# called after loading the header from an original map
1730	sub prepare_orig {	2122	sub prepare_orig {
1731	my ($self) = @_;	2123	my ($self) = @_;
1732		2124
1733	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1734	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1758		2150
1759	sub find;	2151	sub find;
1760	sub find {	2152	sub find {
1761	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1762		2154
		2155	cf::cede_to_tick;
		2156
1763	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1764		2158
		2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2161
1767	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1770	or return;	2164	or return;
1771		2165
1772	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1773		2167
…		…
1775	or return;	2169	or return;
1776		2170
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
		2175	undef $guard1;
1780	$map->reset;	2176	$map->reset;
1781	undef $guard;
1782	return find $path;	2177	return find $path;
1783	}	2178	}
1784		2179
1785	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1786	}	2181	}
1787	}	2182	}
1788		2183
1789	sub pre_load { }	2184	sub pre_load { }
1790	sub post_load { }	2185	#sub post_load { } # XS
1791		2186
1792	sub load {	2187	sub load {
1793	my ($self) = @_;	2188	my ($self) = @_;
1794		2189
1795	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
1796		2191
1797	my $path = $self->{path};	2192	my $path = $self->{path};
1798		2193
1799	{	2194	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1801		2196
		2197	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1803
1804	$self->in_memory (cf::MAP_LOADING);
1805		2199
1806	$self->alloc;	2200	$self->alloc;
1807		2201
1808	$self->pre_load;	2202	$self->pre_load;
1809	Coro::cede;	2203	cf::cede_to_tick;
1810		2204
1811	$self->_load_objects ($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)
1812	or return;	2209	or return;
1813		2210
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1815	if delete $self->{load_original};	2212	if delete $self->{load_original};
1816		2213
1817	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2215	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2216	unless (aio_stat $uniq) {
		2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2218	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2219	$self->_load_objects ($f);
		2220	$f->resolve_delayed_derefs;
		2221	}
		2222	}
1822	}	2223	}
1823	}
1824		2224
1825	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;
1826	# now do the right thing for maps	2234	# now do the right thing for maps
1827	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2237	unless $self->difficulty;
1830	Coro::cede;	2238	cf::cede_to_tick;
1831		2239
1832	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2241	$self->decay_objects;
1834	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1835	$self->update_buttons;	2243	$self->update_buttons;
1836	Coro::cede;	2244	cf::cede_to_tick;
1837	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
1838	Coro::cede;
1839	$self->activate;
1840	}	2246	}
1841		2247
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2248	$self->{last_save} = $cf::RUNTIME;
		2249	$self->last_access ($cf::RUNTIME);
1843	}	2250	}
1844		2251
1845	$self->post_load;	2252	$self->post_load;
1846	}
1847		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2260	sub customise_for {
1849	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
1850		2262
1851	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2264	if $self->per_player;
…		…
1855	# if $self->per_party;	2267	# if $self->per_party;
1856		2268
1857	$self	2269	$self
1858	}	2270	}
1859		2271
1860	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {
1862	my ($map) = @_;
1863
1864	my @diag; # diagonal neighbours
1865
1866	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)
1868	or next;
1869	$neigh = find $neigh, $map
1870	or next;
1871	$neigh->load;
1872
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}
1876
1877	for (@diag) {
1878	my $neigh = find @$_
1879	or next;
1880	$neigh->load;
1881	}
1882	}
1883
1884	sub find_sync {	2272	sub find_sync {
1885	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
1886		2274
1887	cf::sync_job { find $path, $origin }	2275	# it's a bug to call this from the main context
		2276	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2277	if $Coro::current == $Coro::main;
		2278
		2279	find $path, $origin
1888	}	2280	}
1889		2281
1890	sub do_load_sync {	2282	sub do_load_sync {
1891	my ($map) = @_;	2283	my ($map) = @_;
1892		2284
1893	cf::sync_job { $map->load };	2285	# it's a bug to call this from the main context
		2286	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2287	if $Coro::current == $Coro::main;
		2288
		2289	$map->load;
1894	}	2290	}
1895		2291
1896	our %MAP_PREFETCH;	2292	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2293	our $MAP_PREFETCHER = undef;
1898		2294
1899	sub find_async {	2295	sub find_async {
1900	my ($path, $origin) = @_;	2296	my ($path, $origin, $load) = @_;
1901		2297
1902	$path = normalise $path, $origin && $origin->{path};	2298	$path = normalise $path, $origin;
1903		2299
1904	if (my $map = $cf::MAP{$path}) {	2300	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2301	return $map if !$load || $map->linkable;
1906	}	2302	}
1907		2303
1908	undef $MAP_PREFETCH{$path};	2304	$MAP_PREFETCH{$path} |= $load;
		2305
1909	$MAP_PREFETCHER ||= cf::async {	2306	$MAP_PREFETCHER ||= cf::async {
		2307	$Coro::current->{desc} = "map prefetcher";
		2308
1910	while (%MAP_PREFETCH) {	2309	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2310	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2311	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2312	$map->load if $v;
		2313	}
1915		2314
1916	delete $MAP_PREFETCH{$path};	2315	delete $MAP_PREFETCH{$k};
1917	}	2316	}
1918	}	2317	}
1919	undef $MAP_PREFETCHER;	2318	undef $MAP_PREFETCHER;
1920	};	2319	};
1921	$MAP_PREFETCHER->prio (6);	2320	$MAP_PREFETCHER->prio (6);
1922		2321
1923	()	2322	()
1924	}	2323	}
1925		2324
		2325	# common code, used by both ->save and ->swapout
1926	sub save {	2326	sub _save {
1927	my ($self) = @_;	2327	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2328
1931	$self->{last_save} = $cf::RUNTIME;	2329	$self->{last_save} = $cf::RUNTIME;
1932		2330
1933	return unless $self->dirty;	2331	return unless $self->dirty;
1934		2332
…		…
1940	return if $self->{deny_save};	2338	return if $self->{deny_save};
1941		2339
1942	local $self->{last_access} = $self->last_access;#d#	2340	local $self->{last_access} = $self->last_access;#d#
1943		2341
1944	cf::async {	2342	cf::async {
		2343	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2344	$_->contr->save for $self->players;
1946	};	2345	};
		2346
		2347	cf::get_slot 0.02;
1947		2348
1948	if ($uniq) {	2349	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2351	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2352	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2353	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2354	}
1954	}	2355	}
1955		2356
		2357	sub save {
		2358	my ($self) = @_;
		2359
		2360	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2361
		2362	$self->_save;
		2363	}
		2364
1956	sub swap_out {	2365	sub swap_out {
1957	my ($self) = @_;	2366	my ($self) = @_;
1958		2367
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2369
		2370	return if !$self->linkable;
		2371	return if $self->{deny_save};
1964	return if $self->players;	2372	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2373
		2374	# first deactivate the map and "unlink" it from the core
		2375	$self->deactivate;
		2376	$_->clear_links_to ($self) for values %cf::MAP;
		2377	$self->state (cf::MAP_SWAPPED);
		2378
		2379	# then atomically save
		2380	$self->_save;
		2381
		2382	# then free the map
1968	$self->clear;	2383	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2384	}
1971		2385
1972	sub reset_at {	2386	sub reset_at {
1973	my ($self) = @_;	2387	my ($self) = @_;
1974		2388
…		…
1992		2406
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2407	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2408
1995	return if $self->players;	2409	return if $self->players;
1996		2410
1997	warn "resetting map ", $self->path;	2411	cf::trace "resetting map ", $self->path, "\n";
1998		2412
1999	$self->in_memory (cf::MAP_SWAPPED);	2413	$self->state (cf::MAP_SWAPPED);
2000		2414
2001	# need to save uniques path	2415	# need to save uniques path
2002	unless ($self->{deny_save}) {	2416	unless ($self->{deny_save}) {
2003	my $uniq = $self->uniq_path; utf8::encode $uniq;	2417	my $uniq = $self->uniq_path; utf8::encode $uniq;
2004		2418
…		…
2006	if $uniq;	2420	if $uniq;
2007	}	2421	}
2008		2422
2009	delete $cf::MAP{$self->path};	2423	delete $cf::MAP{$self->path};
2010		2424
		2425	$self->deactivate;
		2426	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2427	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2428
2015	$self->unlink_save;	2429	$self->unlink_save;
2016	$self->destroy;	2430	$self->destroy;
2017	}	2431	}
2018		2432
2019	my $nuke_counter = "aaaa";	2433	my $nuke_counter = "aaaa";
2020		2434
2021	sub nuke {	2435	sub nuke {
2022	my ($self) = @_;	2436	my ($self) = @_;
2023		2437
		2438	{
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
2024	delete $cf::MAP{$self->path};	2441	delete $cf::MAP{$self->path};
2025		2442
2026	$self->unlink_save;	2443	$self->unlink_save;
2027		2444
2028	bless $self, "cf::map";	2445	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2446	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2447	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2448	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2449	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2450
2034	$cf::MAP{$self->path} = $self;	2451	$cf::MAP{$self->path} = $self;
		2452	}
2035		2453
2036	$self->reset; # polite request, might not happen	2454	$self->reset; # polite request, might not happen
2037	}	2455	}
2038		2456
2039	=item $maps = cf::map::tmp_maps	2457	=item $maps = cf::map::tmp_maps
…		…
2081		2499
2082	sub unique_maps() {	2500	sub unique_maps() {
2083	[	2501	[
2084	map {	2502	map {
2085	utf8::decode $_;	2503	utf8::decode $_;
2086	/\.map$/	2504	s/\.map$//; # TODO future compatibility hack
		2505	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2506	? ()
2087	? normalise $_	2507	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2508	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2509	]
2091	}	2510	}
2092		2511
2093	package cf;	2512	=item cf::map::static_maps
		2513
		2514	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2515	file in the shared directory excluding F</styles> and F</editor>). May
		2516	block.
		2517
		2518	=cut
		2519
		2520	sub static_maps() {
		2521	my @dirs = "";
		2522	my @maps;
		2523
		2524	while (@dirs) {
		2525	my $dir = shift @dirs;
		2526
		2527	next if $dir eq "/styles" || $dir eq "/editor";
		2528
		2529	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2530	or return;
		2531
		2532	for (@$files) {
		2533	s/\.map$// or next;
		2534	utf8::decode $_;
		2535	push @maps, "$dir/$_";
		2536	}
		2537
		2538	push @dirs, map "$dir/$_", @$dirs;
		2539	}
		2540
		2541	\@maps
		2542	}
2094		2543
2095	=back	2544	=back
2096		2545
2097	=head3 cf::object	2546	=head3 cf::object
2098		2547
…		…
2102		2551
2103	=over 4	2552	=over 4
2104		2553
2105	=item $ob->inv_recursive	2554	=item $ob->inv_recursive
2106		2555
2107	Returns the inventory of the object _and_ their inventories, recursively.	2556	Returns the inventory of the object I<and> their inventories, recursively,
		2557	but I<not> the object itself.
2108		2558
2109	=cut	2559	=cut
2110		2560
2111	sub inv_recursive_;	2561	sub inv_recursive_;
2112	sub inv_recursive_ {	2562	sub inv_recursive_ {
…		…
2115		2565
2116	sub inv_recursive {	2566	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2567	inv_recursive_ inv $_[0]
2118	}	2568	}
2119		2569
		2570	=item $ref = $ob->ref
		2571
		2572	Creates and returns a persistent reference to an object that can be stored as a string.
		2573
		2574	=item $ob = cf::object::deref ($refstring)
		2575
		2576	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2577	even if the object actually exists. May block.
		2578
		2579	=cut
		2580
		2581	sub deref {
		2582	my ($ref) = @_;
		2583
		2584	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2585	my ($uuid, $name) = ($1, $2);
		2586	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2587	or return;
		2588	$pl->ob->uuid eq $uuid
		2589	or return;
		2590
		2591	$pl->ob
		2592	} else {
		2593	warn "$ref: cannot resolve object reference\n";
		2594	undef
		2595	}
		2596	}
		2597
2120	package cf;	2598	package cf;
2121		2599
2122	=back	2600	=back
2123		2601
2124	=head3 cf::object::player	2602	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2608	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2609	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2610	dialogue with the given NPC character.
2133		2611
2134	=cut	2612	=cut
		2613
		2614	our $SAY_CHANNEL = {
		2615	id => "say",
		2616	title => "Map",
		2617	reply => "say ",
		2618	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2619	};
		2620
		2621	our $CHAT_CHANNEL = {
		2622	id => "chat",
		2623	title => "Chat",
		2624	reply => "chat ",
		2625	tooltip => "Player chat and shouts, global to the server.",
		2626	};
2135		2627
2136	# rough implementation of a future "reply" method that works	2628	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2629	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2630	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2631	sub cf::object::player::reply($$$;$) {
…		…
2146		2638
2147	} else {	2639	} else {
2148	my $pl = $self->contr;	2640	my $pl = $self->contr;
2149		2641
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2642	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2643	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2644	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2645
2159	} else {	2646	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2647	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2648	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2649	}
2163	}	2650	}
		2651	}
		2652
		2653	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2654
		2655	=cut
		2656
		2657	sub cf::object::send_msg {
		2658	my $pl = shift->contr
		2659	or return;
		2660	$pl->send_msg (@_);
2164	}	2661	}
2165		2662
2166	=item $player_object->may ("access")	2663	=item $player_object->may ("access")
2167		2664
2168	Returns wether the given player is authorized to access resource "access"	2665	Returns wether the given player is authorized to access resource "access"
…		…
2181		2678
2182	=item $player_object->enter_link	2679	=item $player_object->enter_link
2183		2680
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2681	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2682
2186	The player should be reasonably safe there for short amounts of time. You	2683	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2684	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2685	though, as the player cannot control the character while it is on the link
		2686	map.
2188		2687
2189	Will never block.	2688	Will never block.
2190		2689
2191	=item $player_object->leave_link ($map, $x, $y)	2690	=item $player_object->leave_link ($map, $x, $y)
2192		2691
…		…
2212	sub cf::object::player::enter_link {	2711	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2712	my ($self) = @_;
2214		2713
2215	$self->deactivate_recursive;	2714	$self->deactivate_recursive;
2216		2715
		2716	++$self->{_link_recursion};
		2717
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2718	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2719
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2720	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2721	if $self->map && $self->map->{path} ne "{link}";
2221		2722
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2723	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2724	}
2224		2725
2225	sub cf::object::player::leave_link {	2726	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2727	my ($self, $map, $x, $y) = @_;
2227		2728
…		…
2244	($x, $y) = (-1, -1)	2745	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2746	unless (defined $x) && (defined $y);
2246		2747
2247	# use -1 or undef as default coordinates, not 0, 0	2748	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2749	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2750	if $x <= 0 && $y <= 0;
2250		2751
2251	$map->load;	2752	$map->load;
2252	$map->load_diag;
2253		2753
2254	return unless $self->contr->active;	2754	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2755
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2756	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2757	if ($self->enter_map ($map, $x, $y)) {
2259	}	2758	# entering was successful
		2759	delete $self->{_link_recursion};
		2760	# only activate afterwards, to support waiting in hooks
		2761	$self->activate_recursive;
		2762	}
2260		2763
		2764	}
		2765
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2766	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2767
2263	Moves the player to the given map-path and coordinates by first freezing	2768	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2769	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2770	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2771	the new (success) or old (failed) map position. In either case, $done will
		2772	be called at the end of this process.
		2773
		2774	Note that $check will be called with a potentially non-loaded map, so if
		2775	it needs a loaded map it has to call C<< ->load >>.
2267		2776
2268	=cut	2777	=cut
2269		2778
2270	our $GOTOGEN;	2779	our $GOTOGEN;
2271		2780
2272	sub cf::object::player::goto {	2781	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2782	my ($self, $path, $x, $y, $check, $done) = @_;
		2783
		2784	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2785	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2786	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2787	($path, $x, $y) = @$EMERGENCY_POSITION;
		2788	}
2274		2789
2275	# do generation counting so two concurrent goto's will be executed in-order	2790	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2791	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2792
2278	$self->enter_link;	2793	$self->enter_link;
2279		2794
2280	(async {	2795	(async {
		2796	$Coro::current->{desc} = "player::goto $path $x $y";
		2797
		2798	# *tag paths override both path and x|y
		2799	if ($path =~ /^\*(.*)$/) {
		2800	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2801	my $ob = $obs[rand @obs];
		2802
		2803	# see if we actually can go there
		2804	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2805	$ob = $obs[rand @obs];
		2806	} else {
		2807	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2808	}
		2809	# else put us there anyways for now #d#
		2810
		2811	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2812	} else {
		2813	($path, $x, $y) = (undef, undef, undef);
		2814	}
		2815	}
		2816
2281	my $map = eval {	2817	my $map = eval {
2282	my $map = cf::map::find $path;	2818	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2283		2819
2284	if ($map) {	2820	if ($map) {
2285	$map = $map->customise_for ($self);	2821	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2822	$map = $check->($map, $x, $y, $self) if $check && $map;
2287	} else {	2823	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2824	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2825	}
2290		2826
2291	$map	2827	$map
2292	};	2828	};
2293		2829
…		…
2298		2834
2299	if ($gen == $self->{_goto_generation}) {	2835	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2836	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2837	$self->leave_link ($map, $x, $y);
2302	}	2838	}
		2839
		2840	$done->($self) if $done;
2303	})->prio (1);	2841	})->prio (1);
2304	}	2842	}
2305		2843
2306	=item $player_object->enter_exit ($exit_object)	2844	=item $player_object->enter_exit ($exit_object)
2307		2845
…		…
2327	}	2865	}
2328		2866
2329	sub prepare_random_map {	2867	sub prepare_random_map {
2330	my ($exit) = @_;	2868	my ($exit) = @_;
2331		2869
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2870	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2871	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2872	# that depends on the exit object
2337		2873
2338	my $rmp = parse_random_map_params $exit->msg;	2874	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2876	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2877	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2878	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2879	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2880	$rmp->{origin_y} = $exit->y;
		2881
		2882	$exit->map->touch;
2345	}	2883	}
2346		2884
2347	$rmp->{random_seed} ||= $exit->random_seed;	2885	$rmp->{random_seed} ||= $exit->random_seed;
2348		2886
2349	my $data = cf::to_json $rmp;	2887	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2888	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2889	my $meta = "$RANDOMDIR/$md5.meta";
2352		2890
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2891	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2892	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2893	undef $fh;
2356	aio_rename "$meta~", $meta;	2894	aio_rename "$meta~", $meta;
2357		2895
		2896	my $slaying = "?random/$md5";
		2897
		2898	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2899	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2900	$exit->msg (undef);
		2901	}
2360	}	2902	}
2361	}	2903	}
2362		2904
2363	sub cf::object::player::enter_exit {	2905	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2906	my ($self, $exit) = @_;
2365		2907
2366	return unless $self->type == cf::PLAYER;	2908	return unless $self->type == cf::PLAYER;
2367		2909
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2910	$self->enter_link;
2380		2911
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2912	(async {
2386	$self->deactivate_recursive; # just to be sure	2913	$Coro::current->{desc} = "enter_exit";
		2914
2387	unless (eval {	2915	unless (eval {
		2916	$self->deactivate_recursive; # just to be sure
		2917
		2918	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2919	my $x = $exit->stats->hp;
		2920	my $y = $exit->stats->sp;
		2921
		2922	# special map handling
		2923	my $slaying = $exit->slaying;
		2924
		2925	# special map handling
		2926	if ($slaying eq "/!") {
		2927	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2928
		2929	prepare_random_map $exit
		2930	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2931
		2932	$map = $exit->slaying;
		2933
		2934	} elsif ($slaying eq '!up') {
		2935	$map = $exit->map->tile_path (cf::TILE_UP);
		2936	$x = $exit->x;
		2937	$y = $exit->y;
		2938
		2939	} elsif ($slaying eq '!down') {
		2940	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2941	$x = $exit->x;
		2942	$y = $exit->y;
		2943	}
		2944
2388	$self->goto ($slaying, $hp, $sp);	2945	$self->goto ($map, $x, $y);
2389		2946
		2947	# if exit is damned, update players death & WoR home-position
		2948	$self->contr->savebed ($map, $x, $y)
		2949	if $exit->flag (cf::FLAG_DAMNED);
		2950
2390	1;	2951	1
2391	}) {	2952	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2953	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	2954	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2955	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2956	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2957
2397	warn "ERROR in enter_exit: $@";	2958	error "ERROR in enter_exit: $@";
2398	$self->leave_link;	2959	$self->leave_link;
2399	}	2960	}
2400	})->prio (1);	2961	})->prio (1);
2401	}	2962	}
2402		2963
…		…
2416		2977
2417	utf8::encode $text;	2978	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2979	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2980	}
2420		2981
		2982	=item $client->send_big_packet ($pkt)
		2983
		2984	Like C<send_packet>, but tries to compress large packets, and fragments
		2985	them as required.
		2986
		2987	=cut
		2988
		2989	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2990
		2991	sub cf::client::send_big_packet {
		2992	my ($self, $pkt) = @_;
		2993
		2994	# try lzf for large packets
		2995	$pkt = "lzf " . Compress::LZF::compress $pkt
		2996	if 1024 <= length $pkt and $self->{can_lzf};
		2997
		2998	# split very large packets
		2999	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3000	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3001	$pkt = "frag";
		3002	}
		3003
		3004	$self->send_packet ($pkt);
		3005	}
		3006
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	3007	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		3008
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	3009	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	3010	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	3011	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	3012	the message unless the client supports the msg packet.
2427		3013
2428	=cut	3014	=cut
2429		3015
		3016	# non-persistent channels (usually the info channel)
		3017	our %CHANNEL = (
		3018	"c/motd" => {
		3019	id => "infobox",
		3020	title => "MOTD",
		3021	reply => undef,
		3022	tooltip => "The message of the day",
		3023	},
		3024	"c/identify" => {
		3025	id => "infobox",
		3026	title => "Identify",
		3027	reply => undef,
		3028	tooltip => "Items recently identified",
		3029	},
		3030	"c/examine" => {
		3031	id => "infobox",
		3032	title => "Examine",
		3033	reply => undef,
		3034	tooltip => "Signs and other items you examined",
		3035	},
		3036	"c/shopinfo" => {
		3037	id => "infobox",
		3038	title => "Shop Info",
		3039	reply => undef,
		3040	tooltip => "What your bargaining skill tells you about the shop",
		3041	},
		3042	"c/book" => {
		3043	id => "infobox",
		3044	title => "Book",
		3045	reply => undef,
		3046	tooltip => "The contents of a note or book",
		3047	},
		3048	"c/lookat" => {
		3049	id => "infobox",
		3050	title => "Look",
		3051	reply => undef,
		3052	tooltip => "What you saw there",
		3053	},
		3054	"c/who" => {
		3055	id => "infobox",
		3056	title => "Players",
		3057	reply => undef,
		3058	tooltip => "Shows players who are currently online",
		3059	},
		3060	"c/body" => {
		3061	id => "infobox",
		3062	title => "Body Parts",
		3063	reply => undef,
		3064	tooltip => "Shows which body parts you posess and are available",
		3065	},
		3066	"c/statistics" => {
		3067	id => "infobox",
		3068	title => "Statistics",
		3069	reply => undef,
		3070	tooltip => "Shows your primary statistics",
		3071	},
		3072	"c/skills" => {
		3073	id => "infobox",
		3074	title => "Skills",
		3075	reply => undef,
		3076	tooltip => "Shows your experience per skill and item power",
		3077	},
		3078	"c/shopitems" => {
		3079	id => "infobox",
		3080	title => "Shop Items",
		3081	reply => undef,
		3082	tooltip => "Shows the items currently for sale in this shop",
		3083	},
		3084	"c/resistances" => {
		3085	id => "infobox",
		3086	title => "Resistances",
		3087	reply => undef,
		3088	tooltip => "Shows your resistances",
		3089	},
		3090	"c/pets" => {
		3091	id => "infobox",
		3092	title => "Pets",
		3093	reply => undef,
		3094	tooltip => "Shows information abotu your pets/a specific pet",
		3095	},
		3096	"c/perceiveself" => {
		3097	id => "infobox",
		3098	title => "Perceive Self",
		3099	reply => undef,
		3100	tooltip => "You gained detailed knowledge about yourself",
		3101	},
		3102	"c/uptime" => {
		3103	id => "infobox",
		3104	title => "Uptime",
		3105	reply => undef,
		3106	tooltip => "How long the server has been running since last restart",
		3107	},
		3108	"c/mapinfo" => {
		3109	id => "infobox",
		3110	title => "Map Info",
		3111	reply => undef,
		3112	tooltip => "Information related to the maps",
		3113	},
		3114	"c/party" => {
		3115	id => "party",
		3116	title => "Party",
		3117	reply => "gsay ",
		3118	tooltip => "Messages and chat related to your party",
		3119	},
		3120	"c/death" => {
		3121	id => "death",
		3122	title => "Death",
		3123	reply => undef,
		3124	tooltip => "Reason for and more info about your most recent death",
		3125	},
		3126	"c/say" => $SAY_CHANNEL,
		3127	"c/chat" => $CHAT_CHANNEL,
		3128	);
		3129
2430	sub cf::client::send_msg {	3130	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	3131	my ($self, $channel, $msg, $color, @extra) = @_;
2432		3132
2433	$msg = $self->pl->expand_cfpod ($msg);	3133	$msg = $self->pl->expand_cfpod ($msg)
		3134	unless $color & cf::NDI_VERBATIM;
		3135
		3136	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3137
		3138	# check predefined channels, for the benefit of C
		3139	if ($CHANNEL{$channel}) {
		3140	$channel = $CHANNEL{$channel};
		3141
		3142	$self->ext_msg (channel_info => $channel);
		3143	$channel = $channel->{id};
		3144
		3145	} elsif (ref $channel) {
		3146	# send meta info to client, if not yet sent
		3147	unless (exists $self->{channel}{$channel->{id}}) {
		3148	$self->{channel}{$channel->{id}} = $channel;
		3149	$self->ext_msg (channel_info => $channel);
		3150	}
		3151
		3152	$channel = $channel->{id};
		3153	}
2434		3154
2435	return unless @extra || length $msg;	3155	return unless @extra || length $msg;
2436		3156
2437	if ($self->can_msg) {	3157	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3158	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3159	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3160
2450	if ($color >= 0) {	3161	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3162	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3163	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3164	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3165
		3166	$self->send_big_packet ($pkt);
		3167	}
		3168
2461	=item $client->ext_event ($type, %msg)	3169	=item $client->ext_msg ($type, @msg)
2462		3170
2463	Sends an ext event to the client.	3171	Sends an ext event to the client.
2464		3172
2465	=cut	3173	=cut
2466		3174
2467	sub cf::client::ext_event($$%) {	3175	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3176	my ($self, $type, @msg) = @_;
2469		3177
		3178	if ($self->extcmd == 2) {
		3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3180	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	3181	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3182	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3183	}
		3184	}
		3185
		3186	=item $client->ext_reply ($msgid, @msg)
		3187
		3188	Sends an ext reply to the client.
		3189
		3190	=cut
		3191
		3192	sub cf::client::ext_reply($$@) {
		3193	my ($self, $id, @msg) = @_;
		3194
		3195	if ($self->extcmd == 2) {
		3196	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3197	} elsif ($self->extcmd == 1) {
		3198	#TODO: version 1, remove
		3199	unshift @msg, msgtype => "reply", msgid => $id;
		3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3201	}
2472	}	3202	}
2473		3203
2474	=item $success = $client->query ($flags, "text", \&cb)	3204	=item $success = $client->query ($flags, "text", \&cb)
2475		3205
2476	Queues a query to the client, calling the given callback with	3206	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3261	my ($ns, $buf) = @_;
2532		3262
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3263	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3264
2535	if (ref $msg) {	3265	if (ref $msg) {
		3266	my ($type, $reply, @payload) =
		3267	"ARRAY" eq ref $msg
		3268	? @$msg
		3269	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3270
		3271	my @reply;
		3272
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3273	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3274	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	3275	}
		3276
		3277	$ns->ext_reply ($reply, @reply)
		3278	if $reply;
		3279
2542	} else {	3280	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3281	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	3282	}
2545		3283
2546	cf::override;	3284	cf::override;
2547	},	3285	},
2548	);	3286	);
…		…
2568		3306
2569	$coro	3307	$coro
2570	}	3308	}
2571		3309
2572	cf::client->attach (	3310	cf::client->attach (
2573	on_destroy => sub {	3311	on_client_destroy => sub {
2574	my ($ns) = @_;	3312	my ($ns) = @_;
2575		3313
2576	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3314	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2577	},	3315	},
2578	);	3316	);
…		…
2593	our $safe = new Safe "safe";	3331	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3332	our $safe_hole = new Safe::Hole;
2595		3333
2596	$SIG{FPE} = 'IGNORE';	3334	$SIG{FPE} = 'IGNORE';
2597		3335
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3336	$safe->permit_only (Opcode::opset qw(
		3337	:base_core :base_mem :base_orig :base_math :base_loop
		3338	grepstart grepwhile mapstart mapwhile
		3339	sort time
		3340	));
2599		3341
2600	# here we export the classes and methods available to script code	3342	# here we export the classes and methods available to script code
2601		3343
2602	=pod	3344	=pod
2603		3345
2604	The following functions and methods are available within a safe environment:	3346	The following functions and methods are available within a safe environment:
2605		3347
2606	cf::object	3348	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3349	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3350	insert remove name archname title slaying race decrease split
		3351	value
2609		3352
2610	cf::object::player	3353	cf::object::player
2611	player	3354	player
2612		3355
2613	cf::player	3356	cf::player
…		…
2618		3361
2619	=cut	3362	=cut
2620		3363
2621	for (	3364	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3365	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3366	insert remove inv nrof name archname title slaying race
		3367	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3368	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3369	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3370	["cf::map" => qw(trigger)],
2627	) {	3371	) {
2628	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3372	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3373	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2631	for @funs;	3374	for @funs;
2632	}	3375	}
2633		3376
…		…
2648		3391
2649	my $qcode = $code;	3392	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3393	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3394	$qcode =~ s/\n/\\n/g;
2652		3395
		3396	%vars = (_dummy => 0) unless %vars;
		3397
		3398	my @res;
2653	local $_;	3399	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3400
2656	my $eval =	3401	my $eval =
2657	"do {\n"	3402	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3403	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3404	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3405	. $code
2661	. "\n}"	3406	. "\n}"
2662	;	3407	;
2663		3408
		3409	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3410	sub_generation_inc;
		3411	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3412	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	sub_generation_inc;	3413	sub_generation_inc;
		3414	} else {
		3415	local @cf::_safe_eval_args = values %vars;
		3416	@res = wantarray ? eval eval : scalar eval $eval;
		3417	}
2667		3418
2668	if ($@) {	3419	if ($@) {
2669	warn "$@";	3420	warn "$@",
2670	warn "while executing safe code '$code'\n";	3421	"while executing safe code '$code'\n",
2671	warn "with arguments " . (join " ", %vars) . "\n";	3422	"with arguments " . (join " ", %vars) . "\n";
2672	}	3423	}
2673		3424
2674	wantarray ? @res : $res[0]	3425	wantarray ? @res : $res[0]
2675	}	3426	}
2676		3427
…		…
2690	=cut	3441	=cut
2691		3442
2692	sub register_script_function {	3443	sub register_script_function {
2693	my ($fun, $cb) = @_;	3444	my ($fun, $cb) = @_;
2694		3445
2695	no strict 'refs';	3446	$fun = "safe::$fun" if $CFG{safe_eval};
2696	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3447	*$fun = $safe_hole->wrap ($cb);
2697	}	3448	}
2698		3449
2699	=back	3450	=back
2700		3451
2701	=cut	3452	=cut
…		…
2704	# the server's init and main functions	3455	# the server's init and main functions
2705		3456
2706	sub load_facedata($) {	3457	sub load_facedata($) {
2707	my ($path) = @_;	3458	my ($path) = @_;
2708		3459
		3460	# HACK to clear player env face cache, we need some signal framework
		3461	# for this (global event?)
		3462	%ext::player_env::MUSIC_FACE_CACHE = ();
		3463
		3464	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3465
2709	warn "loading facedata from $path\n";	3466	trace "loading facedata from $path\n";
2710		3467
2711	my $facedata;	3468	my $facedata = decode_storable load_file $path;
2712	0 < aio_load $path, $facedata
2713	or die "$path: $!";
2714
2715	$facedata = Coro::Storable::thaw $facedata;
2716		3469
2717	$facedata->{version} == 2	3470	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3471	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3472
		3473	# patch in the exptable
		3474	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3475	$facedata->{resource}{"res/exp_table"} = {
		3476	type => FT_RSRC,
		3477	data => $exp_table,
		3478	hash => (Digest::MD5::md5 $exp_table),
		3479	};
		3480	cf::cede_to_tick;
		3481
2720	{	3482	{
2721	my $faces = $facedata->{faceinfo};	3483	my $faces = $facedata->{faceinfo};
2722		3484
2723	while (my ($face, $info) = each %$faces) {	3485	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3486	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3487
2725	cf::face::set_visibility $idx, $info->{visibility};	3488	cf::face::set_visibility $idx, $info->{visibility};
2726	cf::face::set_magicmap $idx, $info->{magicmap};	3489	cf::face::set_magicmap $idx, $info->{magicmap};
2727	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3490	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2728	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3491	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3492	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2729		3493
2730	cf::cede_to_tick;	3494	cf::cede_to_tick;
2731	}	3495	}
2732		3496
2733	while (my ($face, $info) = each %$faces) {	3497	while (my ($face, $info) = each %$faces) {
2734	next unless $info->{smooth};	3498	next unless $info->{smooth};
		3499
2735	my $idx = cf::face::find $face	3500	my $idx = cf::face::find $face
2736	or next;	3501	or next;
		3502
2737	if (my $smooth = cf::face::find $info->{smooth}) {	3503	if (my $smooth = cf::face::find $info->{smooth}) {
2738	cf::face::set_smooth $idx, $smooth;	3504	cf::face::set_smooth $idx, $smooth;
2739	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3505	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2740	} else {	3506	} else {
2741	warn "smooth face '$info->{smooth}' not found for face '$face'";	3507	error "smooth face '$info->{smooth}' not found for face '$face'";
2742	}	3508	}
2743		3509
2744	cf::cede_to_tick;	3510	cf::cede_to_tick;
2745	}	3511	}
2746	}	3512	}
…		…
2755		3521
2756	cf::anim::invalidate_all; # d'oh	3522	cf::anim::invalidate_all; # d'oh
2757	}	3523	}
2758		3524
2759	{	3525	{
2760	# TODO: for gcfclient pleasure, we should give resources
2761	# that gcfclient doesn't grok a >10000 face index.
2762	my $res = $facedata->{resource};	3526	my $res = $facedata->{resource};
2763	my $enc = JSON::XS->new->utf8->canonical;
2764		3527
2765	while (my ($name, $info) = each %$res) {	3528	while (my ($name, $info) = each %$res) {
2766	my $meta = $enc->encode ({	3529	if (defined $info->{type}) {
2767	name => $name,
2768	type => $info->{type},
2769	copyright => $info->{copyright}, #TODO#
2770	});
2771	my $data = pack "(w/a*)*", $meta, $info->{data};
2772	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3530	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3531
		3532	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2775	cf::face::set_type $idx, 1;	3533	cf::face::set_type $idx, $info->{type};
2776	cf::face::set_data $idx, 0, $data, $chk;	3534	} else {
		3535	$RESOURCE{$name} = $info; # unused
		3536	}
2777		3537
2778	cf::cede_to_tick;	3538	cf::cede_to_tick;
2779	}	3539	}
2780	}	3540	}
2781		3541
		3542	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3543
2782	1	3544	1
2783	}	3545	}
2784		3546
		3547	register_exticmd fx_want => sub {
		3548	my ($ns, $want) = @_;
		3549
		3550	while (my ($k, $v) = each %$want) {
		3551	$ns->fx_want ($k, $v);
		3552	}
		3553	};
		3554
		3555	sub load_resource_file($) {
		3556	my $guard = lock_acquire "load_resource_file";
		3557
		3558	my $status = load_resource_file_ $_[0];
		3559	get_slot 0.1, 100;
		3560	cf::arch::commit_load;
		3561
		3562	$status
		3563	}
		3564
2785	sub reload_regions {	3565	sub reload_regions {
		3566	# HACK to clear player env face cache, we need some signal framework
		3567	# for this (global event?)
		3568	%ext::player_env::MUSIC_FACE_CACHE = ();
		3569
2786	load_resource_file "$MAPDIR/regions"	3570	load_resource_file "$MAPDIR/regions"
2787	or die "unable to load regions file\n";	3571	or die "unable to load regions file\n";
		3572
		3573	for (cf::region::list) {
		3574	$_->{match} = qr/$_->{match}/
		3575	if exists $_->{match};
		3576	}
2788	}	3577	}
2789		3578
2790	sub reload_facedata {	3579	sub reload_facedata {
2791	load_facedata "$DATADIR/facedata"	3580	load_facedata "$DATADIR/facedata"
2792	or die "unable to load facedata\n";	3581	or die "unable to load facedata\n";
2793	}	3582	}
2794		3583
2795	sub reload_archetypes {	3584	sub reload_archetypes {
2796	load_resource_file "$DATADIR/archetypes"	3585	load_resource_file "$DATADIR/archetypes"
2797	or die "unable to load archetypes\n";	3586	or die "unable to load archetypes\n";
2798	#d# NEED to laod twice to resolve forward references
2799	# this really needs to be done in an extra post-pass
2800	# (which needs to be synchronous, so solve it differently)
2801	load_resource_file "$DATADIR/archetypes"
2802	or die "unable to load archetypes\n";
2803	}	3587	}
2804		3588
2805	sub reload_treasures {	3589	sub reload_treasures {
2806	load_resource_file "$DATADIR/treasures"	3590	load_resource_file "$DATADIR/treasures"
2807	or die "unable to load treasurelists\n";	3591	or die "unable to load treasurelists\n";
2808	}	3592	}
2809		3593
		3594	sub reload_sound {
		3595	trace "loading sound config from $DATADIR/sound\n";
		3596
		3597	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3598
		3599	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3600	my $sound = $soundconf->{compat}[$_]
		3601	or next;
		3602
		3603	my $face = cf::face::find "sound/$sound->[1]";
		3604	cf::sound::set $sound->[0] => $face;
		3605	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3606	}
		3607
		3608	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3609	my $face = cf::face::find "sound/$v";
		3610	cf::sound::set $k => $face;
		3611	}
		3612	}
		3613
2810	sub reload_resources {	3614	sub reload_resources {
2811	warn "reloading resource files...\n";	3615	trace "reloading resource files...\n";
2812		3616
		3617	reload_exp_table;
		3618	reload_materials;
		3619	reload_facedata;
		3620	reload_sound;
		3621	reload_archetypes;
2813	reload_regions;	3622	reload_regions;
2814	reload_facedata;
2815	#reload_archetypes;#d#
2816	reload_archetypes;
2817	reload_treasures;	3623	reload_treasures;
2818		3624
2819	warn "finished reloading resource files\n";	3625	trace "finished reloading resource files\n";
2820	}	3626	}
2821		3627
2822	sub init {	3628	sub reload_config {
2823	reload_resources;	3629	trace "reloading config file...\n";
2824	}
2825		3630
2826	sub cfg_load {	3631	my $config = load_file "$CONFDIR/config";
2827	open my $fh, "<:utf8", "$CONFDIR/config"	3632	utf8::decode $config;
2828	or return;	3633	*CFG = decode_yaml $config;
2829		3634
2830	local $/;
2831	*CFG = YAML::Syck::Load <$fh>;
2832
2833	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3635	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2834		3636
2835	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3637	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2836	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3638	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2837		3639
2838	if (exists $CFG{mlockall}) {	3640	if (exists $CFG{mlockall}) {
…		…
2842	};	3644	};
2843	warn $@ if $@;	3645	warn $@ if $@;
2844	}	3646	}
2845	}	3647	}
2846		3648
		3649	sub pidfile() {
		3650	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3651	or die "$PIDFILE: $!";
		3652	flock $fh, &Fcntl::LOCK_EX
		3653	or die "$PIDFILE: flock: $!";
		3654	$fh
		3655	}
		3656
		3657	# make sure only one server instance is running at any one time
		3658	sub atomic {
		3659	my $fh = pidfile;
		3660
		3661	my $pid = <$fh>;
		3662	kill 9, $pid if $pid > 0;
		3663
		3664	seek $fh, 0, 0;
		3665	print $fh $$;
		3666	}
		3667
		3668	sub main_loop {
		3669	trace "EV::loop starting\n";
		3670	if (1) {
		3671	EV::loop;
		3672	}
		3673	trace "EV::loop returned\n";
		3674	goto &main_loop unless $REALLY_UNLOOP;
		3675	}
		3676
2847	sub main {	3677	sub main {
		3678	cf::init_globals; # initialise logging
		3679
		3680	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3681	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3682	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3683	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3684
		3685	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3686
2848	# we must not ever block the main coroutine	3687	# we must not ever block the main coroutine
2849	local $Coro::idle = sub {	3688	local $Coro::idle = sub {
2850	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3689	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2851	(async {	3690	(async {
2852	Event::one_event;	3691	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3692	EV::loop EV::LOOP_ONESHOT;
2853	})->prio (Coro::PRIO_MAX);	3693	})->prio (Coro::PRIO_MAX);
2854	};	3694	};
2855		3695
2856	cfg_load;	3696	evthread_start IO::AIO::poll_fileno;
		3697
		3698	cf::sync_job {
		3699	cf::incloader::init ();
		3700
		3701	cf::init_anim;
		3702	cf::init_attackmess;
		3703	cf::init_dynamic;
		3704
		3705	cf::load_settings;
		3706
		3707	reload_resources;
		3708	reload_config;
2857	db_init;	3709	db_init;
		3710
		3711	cf::init_uuid;
		3712	cf::init_signals;
		3713	cf::init_skills;
		3714
		3715	cf::init_beforeplay;
		3716
		3717	atomic;
		3718
2858	load_extensions;	3719	load_extensions;
2859		3720
2860	$TICK_WATCHER->start;	3721	utime time, time, $RUNTIMEFILE;
2861	Event::loop;	3722
		3723	# no (long-running) fork's whatsoever before this point(!)
		3724	use POSIX ();
		3725	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3726
		3727	cf::_post_init 0;
		3728	};
		3729
		3730	cf::object::thawer::errors_are_fatal 0;
		3731	info "parse errors in files are no longer fatal from this point on.\n";
		3732
		3733	AE::postpone {
		3734	undef &main; # free gobs of memory :)
		3735	};
		3736
		3737	goto &main_loop;
2862	}	3738	}
2863		3739
2864	#############################################################################	3740	#############################################################################
2865	# initialisation and cleanup	3741	# initialisation and cleanup
2866		3742
2867	# install some emergency cleanup handlers	3743	# install some emergency cleanup handlers
2868	BEGIN {	3744	BEGIN {
		3745	our %SIGWATCHER = ();
2869	for my $signal (qw(INT HUP TERM)) {	3746	for my $signal (qw(INT HUP TERM)) {
2870	Event->signal (	3747	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2871	reentrant => 0,
2872	data => WF_AUTOCANCEL,
2873	signal => $signal,
2874	prio => 0,
2875	cb => sub {
2876	cf::cleanup "SIG$signal";	3748	cf::cleanup "SIG$signal";
2877	},
2878	);	3749	};
2879	}	3750	}
2880	}	3751	}
2881		3752
2882	sub write_runtime {	3753	sub write_runtime_sync {
2883	my $runtime = "$LOCALDIR/runtime";	3754	my $t0 = AE::time;
2884		3755
2885	# first touch the runtime file to show we are still running:	3756	# first touch the runtime file to show we are still running:
2886	# the fsync below can take a very very long time.	3757	# the fsync below can take a very very long time.
2887		3758
2888	IO::AIO::aio_utime $runtime, undef, undef;	3759	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2889		3760
2890	my $guard = cf::lock_acquire "write_runtime";	3761	my $guard = cf::lock_acquire "write_runtime";
2891		3762
2892	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3763	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2893	or return;	3764	or return;
2894		3765
2895	my $value = $cf::RUNTIME + 90 + 10;	3766	my $value = $cf::RUNTIME + 90 + 10;
2896	# 10 is the runtime save interval, for a monotonic clock	3767	# 10 is the runtime save interval, for a monotonic clock
2897	# 60 allows for the watchdog to kill the server.	3768	# 60 allows for the watchdog to kill the server.
…		…
2907	aio_utime $fh, undef, undef;	3778	aio_utime $fh, undef, undef;
2908		3779
2909	close $fh	3780	close $fh
2910	or return;	3781	or return;
2911		3782
2912	aio_rename "$runtime~", $runtime	3783	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2913	and return;	3784	and return;
2914		3785
2915	warn "runtime file written.\n";	3786	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2916		3787
2917	1	3788	1
		3789	}
		3790
		3791	our $uuid_lock;
		3792	our $uuid_skip;
		3793
		3794	sub write_uuid_sync($) {
		3795	$uuid_skip ||= $_[0];
		3796
		3797	return if $uuid_lock;
		3798	local $uuid_lock = 1;
		3799
		3800	my $uuid = "$LOCALDIR/uuid";
		3801
		3802	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3803	or return;
		3804
		3805	my $value = uuid_seq uuid_cur;
		3806
		3807	unless ($value) {
		3808	info "cowardly refusing to write zero uuid value!\n";
		3809	return;
		3810	}
		3811
		3812	my $value = uuid_str $value + $uuid_skip;
		3813	$uuid_skip = 0;
		3814
		3815	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3816	and return;
		3817
		3818	# always fsync - this file is important
		3819	aio_fsync $fh
		3820	and return;
		3821
		3822	close $fh
		3823	or return;
		3824
		3825	aio_rename "$uuid~", $uuid
		3826	and return;
		3827
		3828	trace "uuid file written ($value).\n";
		3829
		3830	1
		3831
		3832	}
		3833
		3834	sub write_uuid($$) {
		3835	my ($skip, $sync) = @_;
		3836
		3837	$sync ? write_uuid_sync $skip
		3838	: async { write_uuid_sync $skip };
2918	}	3839	}
2919		3840
2920	sub emergency_save() {	3841	sub emergency_save() {
2921	my $freeze_guard = cf::freeze_mainloop;	3842	my $freeze_guard = cf::freeze_mainloop;
2922		3843
2923	warn "enter emergency perl save\n";	3844	info "emergency_perl_save: enter\n";
		3845
		3846	# this is a trade-off: we want to be very quick here, so
		3847	# save all maps without fsync, and later call a global sync
		3848	# (which in turn might be very very slow)
		3849	local $USE_FSYNC = 0;
2924		3850
2925	cf::sync_job {	3851	cf::sync_job {
		3852	cf::write_runtime_sync; # external watchdog should not bark
		3853
2926	# use a peculiar iteration method to avoid tripping on perl	3854	# use a peculiar iteration method to avoid tripping on perl
2927	# refcount bugs in for. also avoids problems with players	3855	# refcount bugs in for. also avoids problems with players
2928	# and maps saved/destroyed asynchronously.	3856	# and maps saved/destroyed asynchronously.
2929	warn "begin emergency player save\n";	3857	info "emergency_perl_save: begin player save\n";
2930	for my $login (keys %cf::PLAYER) {	3858	for my $login (keys %cf::PLAYER) {
2931	my $pl = $cf::PLAYER{$login} or next;	3859	my $pl = $cf::PLAYER{$login} or next;
2932	$pl->valid or next;	3860	$pl->valid or next;
		3861	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2933	$pl->save;	3862	$pl->save;
2934	}	3863	}
2935	warn "end emergency player save\n";	3864	info "emergency_perl_save: end player save\n";
2936		3865
2937	warn "begin emergency map save\n";	3866	cf::write_runtime_sync; # external watchdog should not bark
		3867
		3868	info "emergency_perl_save: begin map save\n";
2938	for my $path (keys %cf::MAP) {	3869	for my $path (keys %cf::MAP) {
2939	my $map = $cf::MAP{$path} or next;	3870	my $map = $cf::MAP{$path} or next;
2940	$map->valid or next;	3871	$map->valid or next;
2941	$map->save;	3872	$map->save;
2942	}	3873	}
2943	warn "end emergency map save\n";	3874	info "emergency_perl_save: end map save\n";
2944		3875
2945	warn "begin emergency database checkpoint\n";	3876	cf::write_runtime_sync; # external watchdog should not bark
		3877
		3878	info "emergency_perl_save: begin database checkpoint\n";
2946	BDB::db_env_txn_checkpoint $DB_ENV;	3879	BDB::db_env_txn_checkpoint $DB_ENV;
2947	warn "end emergency database checkpoint\n";	3880	info "emergency_perl_save: end database checkpoint\n";
		3881
		3882	info "emergency_perl_save: begin write uuid\n";
		3883	write_uuid_sync 1;
		3884	info "emergency_perl_save: end write uuid\n";
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
		3887
		3888	trace "emergency_perl_save: syncing database to disk";
		3889	BDB::db_env_txn_checkpoint $DB_ENV;
		3890
		3891	info "emergency_perl_save: starting sync\n";
		3892	IO::AIO::aio_sync sub {
		3893	info "emergency_perl_save: finished sync\n";
		3894	};
		3895
		3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	trace "emergency_perl_save: flushing outstanding aio requests";
		3899	while (IO::AIO::nreqs || BDB::nreqs) {
		3900	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3901	}
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
2948	};	3904	};
2949		3905
2950	warn "leave emergency perl save\n";	3906	info "emergency_perl_save: leave\n";
2951	}	3907	}
2952		3908
2953	sub post_cleanup {	3909	sub post_cleanup {
2954	my ($make_core) = @_;	3910	my ($make_core) = @_;
2955		3911
		3912	IO::AIO::flush;
		3913
2956	warn Carp::longmess "post_cleanup backtrace"	3914	error Carp::longmess "post_cleanup backtrace"
2957	if $make_core;	3915	if $make_core;
		3916
		3917	my $fh = pidfile;
		3918	unlink $PIDFILE if <$fh> == $$;
		3919	}
		3920
		3921	# a safer delete_package, copied from Symbol
		3922	sub clear_package($) {
		3923	my $pkg = shift;
		3924
		3925	# expand to full symbol table name if needed
		3926	unless ($pkg =~ /^main::.*::$/) {
		3927	$pkg = "main$pkg" if $pkg =~ /^::/;
		3928	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3929	$pkg .= '::' unless $pkg =~ /::$/;
		3930	}
		3931
		3932	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3933	my $stem_symtab = *{$stem}{HASH};
		3934
		3935	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3936	or return;
		3937
		3938	# clear all symbols
		3939	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3940	for my $name (keys %$leaf_symtab) {
		3941	_gv_clear *{"$pkg$name"};
		3942	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3943	}
2958	}	3944	}
2959		3945
2960	sub do_reload_perl() {	3946	sub do_reload_perl() {
2961	# can/must only be called in main	3947	# can/must only be called in main
2962	if ($Coro::current != $Coro::main) {	3948	unless (in_main) {
2963	warn "can only reload from main coroutine";	3949	error "can only reload from main coroutine";
2964	return;	3950	return;
2965	}	3951	}
2966		3952
2967	warn "reloading...";	3953	return if $RELOAD++;
2968		3954
2969	warn "entering sync_job";	3955	my $t1 = AE::time;
2970		3956
		3957	while ($RELOAD) {
		3958	cf::get_slot 0.1, -1, "reload_perl";
		3959	info "perl_reload: reloading...";
		3960
		3961	trace "perl_reload: entering sync_job";
		3962
2971	cf::sync_job {	3963	cf::sync_job {
2972	cf::write_runtime; # external watchdog should not bark
2973	cf::emergency_save;	3964	#cf::emergency_save;
2974	cf::write_runtime; # external watchdog should not bark
2975		3965
2976	warn "syncing database to disk";
2977	BDB::db_env_txn_checkpoint $DB_ENV;
2978
2979	# if anything goes wrong in here, we should simply crash as we already saved
2980
2981	warn "cancelling all WF_AUTOCANCEL watchers";
2982	for (Event::all_watchers) {
2983	$_->cancel if $_->data & WF_AUTOCANCEL;
2984	}
2985
2986	warn "flushing outstanding aio requests";
2987	for (;;) {
2988	BDB::flush;
2989	IO::AIO::flush;
2990	Coro::cede;
2991	last unless IO::AIO::nreqs || BDB::nreqs;
2992	warn "iterate...";
2993	}
2994
2995	++$RELOAD;
2996
2997	warn "cancelling all extension coros";	3966	trace "perl_reload: cancelling all extension coros";
2998	$_->cancel for values %EXT_CORO;	3967	$_->cancel for values %EXT_CORO;
2999	%EXT_CORO = ();	3968	%EXT_CORO = ();
3000		3969
3001	warn "removing commands";	3970	trace "perl_reload: removing commands";
3002	%COMMAND = ();	3971	%COMMAND = ();
3003		3972
3004	warn "removing ext/exti commands";	3973	trace "perl_reload: removing ext/exti commands";
3005	%EXTCMD = ();	3974	%EXTCMD = ();
3006	%EXTICMD = ();	3975	%EXTICMD = ();
3007		3976
3008	warn "unloading/nuking all extensions";	3977	trace "perl_reload: unloading/nuking all extensions";
3009	for my $pkg (@EXTS) {	3978	for my $pkg (@EXTS) {
3010	warn "... unloading $pkg";	3979	trace "... unloading $pkg";
3011		3980
3012	if (my $cb = $pkg->can ("unload")) {	3981	if (my $cb = $pkg->can ("unload")) {
3013	eval {	3982	eval {
3014	$cb->($pkg);	3983	$cb->($pkg);
3015	1	3984	1
3016	} or warn "$pkg unloaded, but with errors: $@";	3985	} or error "$pkg unloaded, but with errors: $@";
		3986	}
		3987
		3988	trace "... clearing $pkg";
		3989	clear_package $pkg;
3017	}	3990	}
3018		3991
3019	warn "... nuking $pkg";
3020	Symbol::delete_package $pkg;
3021	}
3022
3023	warn "unloading all perl modules loaded from $LIBDIR";	3992	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3024	while (my ($k, $v) = each %INC) {	3993	while (my ($k, $v) = each %INC) {
3025	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3994	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3026		3995
3027	warn "... unloading $k";	3996	trace "... unloading $k";
3028	delete $INC{$k};	3997	delete $INC{$k};
3029		3998
3030	$k =~ s/\.pm$//;	3999	$k =~ s/\.pm$//;
3031	$k =~ s/\//::/g;	4000	$k =~ s/\//::/g;
3032		4001
3033	if (my $cb = $k->can ("unload_module")) {	4002	if (my $cb = $k->can ("unload_module")) {
3034	$cb->();	4003	$cb->();
		4004	}
		4005
		4006	clear_package $k;
3035	}	4007	}
3036		4008
3037	Symbol::delete_package $k;
3038	}
3039
3040	warn "getting rid of safe::, as good as possible";	4009	trace "perl_reload: getting rid of safe::, as good as possible";
3041	Symbol::delete_package "safe::$_"	4010	clear_package "safe::$_"
3042	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4011	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3043		4012
3044	warn "unloading cf.pm \"a bit\"";	4013	trace "perl_reload: unloading cf.pm \"a bit\"";
3045	delete $INC{"cf.pm"};	4014	delete $INC{"cf.pm"};
3046	delete $INC{"cf/pod.pm"};	4015	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3047		4016
3048	# don't, removes xs symbols, too,	4017	# don't, removes xs symbols, too,
3049	# and global variables created in xs	4018	# and global variables created in xs
3050	#Symbol::delete_package __PACKAGE__;	4019	#clear_package __PACKAGE__;
3051		4020
3052	warn "unload completed, starting to reload now";	4021	info "perl_reload: unload completed, starting to reload now";
3053		4022
3054	warn "reloading cf.pm";	4023	trace "perl_reload: reloading cf.pm";
3055	require cf;	4024	require cf;
3056	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4025	cf::_connect_to_perl_1;
3057		4026
3058	warn "loading config and database again";	4027	trace "perl_reload: loading config and database again";
3059	cf::cfg_load;	4028	cf::reload_config;
3060		4029
3061	warn "loading extensions";	4030	trace "perl_reload: loading extensions";
3062	cf::load_extensions;	4031	cf::load_extensions;
3063		4032
		4033	if ($REATTACH_ON_RELOAD) {
3064	warn "reattaching attachments to objects/players";	4034	trace "perl_reload: reattaching attachments to objects/players";
3065	_global_reattach; # objects, sockets	4035	_global_reattach; # objects, sockets
3066	warn "reattaching attachments to maps";	4036	trace "perl_reload: reattaching attachments to maps";
3067	reattach $_ for values %MAP;	4037	reattach $_ for values %MAP;
3068	warn "reattaching attachments to players";	4038	trace "perl_reload: reattaching attachments to players";
3069	reattach $_ for values %PLAYER;	4039	reattach $_ for values %PLAYER;
		4040	}
3070		4041
3071	warn "leaving sync_job";	4042	cf::_post_init 1;
3072		4043
		4044	trace "perl_reload: leaving sync_job";
		4045
3073	1	4046	1
3074	} or do {	4047	} or do {
3075	warn $@;	4048	error $@;
3076	warn "error while reloading, exiting.";	4049	cf::cleanup "perl_reload: error, exiting.";
3077	exit 1;	4050	};
		4051
		4052	--$RELOAD;
3078	};	4053	}
3079		4054
3080	warn "reloaded";	4055	$t1 = AE::time - $t1;
		4056	info "perl_reload: completed in ${t1}s\n";
3081	};	4057	};
3082		4058
3083	our $RELOAD_WATCHER; # used only during reload	4059	our $RELOAD_WATCHER; # used only during reload
3084		4060
3085	sub reload_perl() {	4061	sub reload_perl() {
3086	# doing reload synchronously and two reloads happen back-to-back,	4062	# doing reload synchronously and two reloads happen back-to-back,
3087	# coro crashes during coro_state_free->destroy here.	4063	# coro crashes during coro_state_free->destroy here.
3088		4064
3089	$RELOAD_WATCHER ||= Event->timer (	4065	$RELOAD_WATCHER ||= cf::async {
3090	reentrant => 0,	4066	Coro::AIO::aio_wait cache_extensions;
3091	after => 0,	4067
3092	data => WF_AUTOCANCEL,	4068	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3093	cb => sub {
3094	do_reload_perl;	4069	do_reload_perl;
3095	undef $RELOAD_WATCHER;	4070	undef $RELOAD_WATCHER;
3096	},	4071	};
3097	);	4072	};
3098	}	4073	}
3099		4074
3100	register_command "reload" => sub {	4075	register_command "reload" => sub {
3101	my ($who, $arg) = @_;	4076	my ($who, $arg) = @_;
3102		4077
3103	if ($who->flag (FLAG_WIZ)) {	4078	if ($who->flag (FLAG_WIZ)) {
3104	$who->message ("reloading server.");	4079	$who->message ("reloading server.");
		4080	async {
		4081	$Coro::current->{desc} = "perl_reload";
3105	async { reload_perl };	4082	reload_perl;
		4083	};
3106	}	4084	}
3107	};	4085	};
3108		4086
3109	unshift @INC, $LIBDIR;	4087	#############################################################################
3110		4088
3111	my $bug_warning = 0;	4089	my $bug_warning = 0;
3112		4090
3113	our @WAIT_FOR_TICK;
3114	our @WAIT_FOR_TICK_BEGIN;
3115
3116	sub wait_for_tick {	4091	sub wait_for_tick() {
3117	return unless $TICK_WATCHER->is_active;	4092	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3118	return if $Coro::current == $Coro::main;
3119		4093
3120	my $signal = new Coro::Signal;	4094	$WAIT_FOR_TICK->wait;
3121	push @WAIT_FOR_TICK, $signal;
3122	$signal->wait;
3123	}	4095	}
3124		4096
3125	sub wait_for_tick_begin {	4097	sub wait_for_tick_begin() {
3126	return unless $TICK_WATCHER->is_active;	4098	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3127	return if $Coro::current == $Coro::main;
3128		4099
3129	my $signal = new Coro::Signal;	4100	my $signal = new Coro::Signal;
3130	push @WAIT_FOR_TICK_BEGIN, $signal;	4101	push @WAIT_FOR_TICK_BEGIN, $signal;
3131	$signal->wait;	4102	$signal->wait;
3132	}	4103	}
3133		4104
3134	my $min = 1e6;#d#	4105	sub tick {
3135	my $avg = 10;
3136	$TICK_WATCHER = Event->timer (
3137	reentrant => 0,
3138	parked => 1,
3139	prio => 0,
3140	at => $NEXT_TICK || $TICK,
3141	data => WF_AUTOCANCEL,
3142	cb => sub {
3143	if ($Coro::current != $Coro::main) {	4106	if ($Coro::current != $Coro::main) {
3144	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4107	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3145	unless ++$bug_warning > 10;	4108	unless ++$bug_warning > 10;
3146	return;	4109	return;
3147	}	4110	}
3148		4111
3149	$NOW = $tick_start = Event::time;	4112	cf::one_tick; # one server iteration
3150		4113
3151	cf::server_tick; # one server iteration	4114	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3152		4115
3153	0 && sync_job {#d#	4116	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3154	for(1..10) {	4117	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3155	my $t = Event::time;	4118	Coro::async_pool {
3156	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4119	$Coro::current->{desc} = "runtime saver";
3157	or die;	4120	write_runtime_sync
3158		4121	or error "ERROR: unable to write runtime file: $!";
3159	$map->width (50);
3160	$map->height (50);
3161	$map->alloc;
3162	$map->_load_objects ("/tmp/x.map", 1);
3163	my $t = Event::time - $t;
3164
3165	#next unless $t < 0.0013;#d#
3166	if ($t < $min) {
3167	$min = $t;
3168	}
3169	$avg = $avg * 0.99 + $t * 0.01;
3170	}
3171	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3172	exit 0;
3173	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3174	};	4122	};
		4123	}
3175		4124
3176	$RUNTIME += $TICK;
3177	$NEXT_TICK += $TICK;
3178
3179	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3180	$NEXT_RUNTIME_WRITE = $NOW + 10;
3181	Coro::async_pool {
3182	write_runtime
3183	or warn "ERROR: unable to write runtime file: $!";
3184	};
3185	}
3186
3187	# my $AFTER = Event::time;
3188	# warn $AFTER - $NOW;#d#
3189
3190	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4125	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3191	$sig->send;	4126	$sig->send;
3192	}	4127	}
3193	while (my $sig = shift @WAIT_FOR_TICK) {	4128	$WAIT_FOR_TICK->broadcast;
3194	$sig->send;
3195	}
3196		4129
3197	$NOW = Event::time;	4130	$LOAD = ($NOW - $TICK_START) / $TICK;
3198
3199	# if we are delayed by four ticks or more, skip them all
3200	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3201
3202	$TICK_WATCHER->at ($NEXT_TICK);
3203	$TICK_WATCHER->start;
3204
3205	$LOAD = ($NOW - $tick_start) / $TICK;
3206	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4131	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3207		4132
3208	_post_tick;	4133	if (0) {
3209		4134	if ($NEXT_TICK) {
3210		4135	my $jitter = $TICK_START - $NEXT_TICK;
		4136	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4137	debug "jitter $JITTER\n";#d#
		4138	}
3211	},	4139	}
3212	);	4140	}
3213		4141
3214	{	4142	{
3215	BDB::max_poll_time $TICK * 0.1;	4143	# configure BDB
3216	$BDB_POLL_WATCHER = Event->io (	4144
3217	reentrant => 0,
3218	fd => BDB::poll_fileno,
3219	poll => 'r',
3220	prio => 0,
3221	data => WF_AUTOCANCEL,
3222	cb => \&BDB::poll_cb,
3223	);
3224	BDB::min_parallel 8;	4145	BDB::min_parallel 16;
3225		4146	BDB::max_poll_reqs $TICK * 0.1;
3226	BDB::set_sync_prepare {	4147	#$AnyEvent::BDB::WATCHER->priority (1);
3227	my $status;
3228	my $current = $Coro::current;
3229	(
3230	sub {
3231	$status = $!;
3232	$current->ready; undef $current;
3233	},
3234	sub {
3235	Coro::schedule while defined $current;
3236	$! = $status;
3237	},
3238	)
3239	};
3240		4148
3241	unless ($DB_ENV) {	4149	unless ($DB_ENV) {
3242	$DB_ENV = BDB::db_env_create;	4150	$DB_ENV = BDB::db_env_create;
		4151	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4152	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4153	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4154	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4155	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3243		4156
3244	cf::sync_job {	4157	cf::sync_job {
3245	eval {	4158	eval {
3246	BDB::db_env_open	4159	BDB::db_env_open
3247	$DB_ENV,	4160	$DB_ENV,
…		…
3249	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3250	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3251	0666;	4164	0666;
3252		4165
3253	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3254
3255	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3256	$DB_ENV->set_lk_detect;
3257	};	4167	};
3258		4168
3259	cf::cleanup "db_env_open(db): $@" if $@;	4169	cf::cleanup "db_env_open(db): $@" if $@;
3260	};	4170	};
3261	}	4171	}
		4172
		4173	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4174	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4175	};
		4176	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4177	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4178	};
		4179	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4180	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4181	};
3262	}	4182	}
3263		4183
3264	{	4184	{
		4185	# configure IO::AIO
		4186
3265	IO::AIO::min_parallel 8;	4187	IO::AIO::min_parallel 8;
3266
3267	undef $Coro::AIO::WATCHER;
3268	IO::AIO::max_poll_time $TICK * 0.1;	4188	IO::AIO::max_poll_time $TICK * 0.1;
3269	$AIO_POLL_WATCHER = Event->io (	4189	undef $AnyEvent::AIO::WATCHER;
3270	reentrant => 0,
3271	data => WF_AUTOCANCEL,
3272	fd => IO::AIO::poll_fileno,
3273	poll => 'r',
3274	prio => 6,
3275	cb => \&IO::AIO::poll_cb,
3276	);
3277	}	4190	}
3278		4191
3279	my $_log_backtrace;	4192	our $_log_backtrace;
		4193	our $_log_backtrace_last;
3280		4194
3281	sub _log_backtrace {	4195	sub _log_backtrace {
3282	my ($msg, @addr) = @_;	4196	my ($msg, @addr) = @_;
3283		4197
3284	$msg =~ s/\n//;	4198	$msg =~ s/\n$//;
3285		4199
		4200	if ($_log_backtrace_last eq $msg) {
		4201	LOG llevInfo, "[ABT] $msg\n";
		4202	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3286	# limit the # of concurrent backtraces	4203	# limit the # of concurrent backtraces
3287	if ($_log_backtrace < 2) {	4204	} elsif ($_log_backtrace < 2) {
		4205	$_log_backtrace_last = $msg;
3288	++$_log_backtrace;	4206	++$_log_backtrace;
		4207	my $perl_bt = Carp::longmess $msg;
3289	async {	4208	async {
		4209	$Coro::current->{desc} = "abt $msg";
		4210
3290	my @bt = fork_call {	4211	my @bt = fork_call {
3291	@addr = map { sprintf "%x", $_ } @addr;	4212	@addr = map { sprintf "%x", $_ } @addr;
3292	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4213	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3293	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4214	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3294	or die "addr2line: $!";	4215	or die "addr2line: $!";
…		…
3302	}	4223	}
3303		4224
3304	@funcs	4225	@funcs
3305	};	4226	};
3306		4227
3307	LOG llevInfo, "[ABT] $msg\n";	4228	LOG llevInfo, "[ABT] $perl_bt\n";
		4229	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3308	LOG llevInfo, "[ABT] $_\n" for @bt;	4230	LOG llevInfo, "[ABT] $_\n" for @bt;
3309	--$_log_backtrace;	4231	--$_log_backtrace;
3310	};	4232	};
3311	} else {	4233	} else {
3312	LOG llevInfo, "[ABT] $msg\n";	4234	LOG llevInfo, "[ABT] $msg\n";
3313	LOG llevInfo, "[ABT] [suppressed]\n";	4235	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3314	}	4236	}
3315	}	4237	}
3316		4238
3317	# load additional modules	4239	# load additional modules
3318	use cf::pod;	4240	require "cf/$_.pm" for @EXTRA_MODULES;
		4241	cf::_connect_to_perl_2;
3319		4242
3320	END { cf::emergency_save }	4243	END { cf::emergency_save }
3321		4244
3322	1	4245	1
3323		4246

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