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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.574 by root, Sun May 8 21:51:27 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
172	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
173		272
174	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	275	that call.
177		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
178	=back	283	=back
179		284
180	=cut	285	=cut
181		286
182	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	294	my $msg = join "", @_;
185		295
186	$msg .= "\n"	296	$msg .= "\n"
187	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
188		298
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		300
191	utf8::encode $msg;
192	LOG llevError, $msg;	301	LOG llevWarn, $msg;
193	};	302	};
194	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
195		317
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	328	for my $pkg (qw(
207	cf::global cf::attachable	329	cf::global cf::attachable
208	cf::object cf::object::player	330	cf::object cf::object::player
209	cf::client cf::player	331	cf::client cf::player
210	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
211	cf::map cf::party cf::region	334	cf::party cf::region
212	)) {	335	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	337	}
216		338
217	$Event::DIED = sub {	339	$EV::DIED = sub {
218	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
219	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
220		347
221	#############################################################################	348	#############################################################################
222		349
223	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
224		351
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	373	$d
247	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
248	}	375	}
249		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
250	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
251		392
252	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
253		394
254	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
255		396
256	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
257		398
258	=cut	399	=cut
259		400
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		402
262	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
264		467
265	=item cf::lock_wait $string	468	=item cf::lock_wait $string
266		469
267	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
268		471
269	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
270		473
271	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
274	returned.	477	returned.
275		478
		479	Locks are *not* recursive, locking from the same coro twice results in a
		480	deadlocked coro.
		481
276	Lock names should begin with a unique identifier (for example, cf::map::find	482	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	483	uses map_find and cf::map::load uses map_load).
278		484
279	=item $locked = cf::lock_active $string	485	=item $locked = cf::lock_active $string
280		486
281	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
282		488
283	=cut	489	=cut
284		490
285	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
286		492
287	sub lock_wait($) {	493	sub lock_wait($) {
288	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	495	}
296		496
297	sub lock_acquire($) {	497	sub lock_acquire($) {
298	my ($key) = @_;	498	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	499	}
310		500
311	sub lock_active($) {	501	sub lock_active($) {
312	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	503	}
316		504
317	sub freeze_mainloop {	505	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
319		507
320	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	509	}
326		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
327	=item cf::get_slot $time[, $priority]	526	=item cf::get_slot $time[, $priority[, $name]]
328		527
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
331	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
		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.
332		538
333	Useful for short background jobs.	539	Useful for short background jobs.
334		540
335	=cut	541	=cut
336		542
337	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
339		546
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
342	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
343		553
344	while () {	554	while () {
345	next_job:	555	next_job:
		556
346	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
347	if ($avail > 0.01) {	558
348	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
349	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
350	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
351	$job->[2]->send;	563	$job->[2]->send;
352	Coro::cede;	564	Coro::cede;
353	goto next_job;	565	goto next_job;
354	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
355	}	568	}
356	}	569	}
357		570
358	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
359	# we do not use wait_For_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
360	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
361	$signal->wait;
362	} else {	574	} else {
		575	$busy = 0;
363	Coro::schedule;	576	Coro::schedule;
364	}	577	}
365	}	578	}
366	};	579	};
367		580
368	sub get_slot($;$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
369	my ($time, $pri) = @_;	584	my ($time, $pri, $name) = @_;
370		585
		586	$time = clamp $time, 0.01, $TICK * .6;
		587
		588	my $sig = new Coro::Signal;
		589
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
374	$sig->wait;	593	$sig->wait;
375	}	594	}
376		595
…		…
384		603
385	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
386		605
387	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
388		607
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
390	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
391	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
392	acceptable.	611	acceptable.
393		612
394	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
395	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
…		…
399	=cut	618	=cut
400		619
401	sub sync_job(&) {	620	sub sync_job(&) {
402	my ($job) = @_;	621	my ($job) = @_;
403		622
404	if ($Coro::current == $Coro::main) {	623	if (in_main) {
405	my $time = Event::time;	624	my $time = AE::time;
406		625
407	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
409		628
410	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	630
412	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
413		632
414	my $busy = 1;	633	my $busy = 1;
415	my @res;	634	my @res;
416		635
417	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	638	@res = eval { $job->() };
419	warn $@ if $@;	639	error $@ if $@;
420	undef $busy;	640	undef $busy;
421	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
422		642
423	while ($busy) {	643	while ($busy) {
424	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
425	}	648	}
		649	}
426		650
427	$time = Event::time - $time;	651	my $time = AE::time - $time;
428		652
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
433		654
434	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
435	} else {	656	} else {
436	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
437		658
…		…
457	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
458		679
459	$coro	680	$coro
460	}	681	}
461		682
462	=item fork_call { }, $args	683	=item fork_call { }, @args
463		684
464	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
465	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
466	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
467	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
468		689
469	=cut	690	=cut
470		691
471	sub _store_scalar {	692	sub post_fork {
472	open my $fh, ">", \my $buf	693	reset_signals;
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}	694	}
479		695
480	sub fork_call(&@) {	696	sub fork_call(&@) {
481	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
482		698
483	# 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,
484	# or die "socketpair: $!";	700	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	701	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		702
488	if (my $pid = fork) {	703	my @res = Coro::Util::fork_eval {
489	close $fh2;	704	cf::post_fork;
		705	&$cb
		706	} @args;
490		707
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	708	wantarray ? @res : $res[-1]
492	warn "pst<$res>" unless $res =~ /^pst/;	709	}
493	$res = Coro::Storable::thaw $res;
494		710
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	711	sub objinfo {
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;
502	local $SIG{__WARN__};
503	local $SIG{__DIE__};
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509
510	eval {
511	close $fh1;
512
513	my @res = eval { $cb->(@args) };
514
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
516	close $fh2;
517	};
518
519	warn $@ if $@;
520	_exit 0;
521	}	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
522	}	747	}
523		748
524	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
525		750
526	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
529		754
530	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
531	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).
532		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
533	=cut	763	=cut
		764
		765	sub db_table($) {
		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	}
534		784
535	our $DB;	785	our $DB;
536		786
537	sub db_init {	787	sub db_init {
538	unless ($DB) {	788	$DB ||= db_table "db";
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {
542	eval {
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}
552	}	789	}
553		790
554	sub db_get($$) {	791	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
556		793
557	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
558	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
559		798
560	$! ? ()	799	$! ? ()
561	: $data	800	: $data
562	}
563	}	801	}
564		802
565	sub db_put($$$) {	803	sub db_put($$$) {
566	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
567	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		833
596	my @data;	834	my @data;
597	my $md5;	835	my $md5;
598		836
599	for (0 .. $#$src) {	837	for (0 .. $#$src) {
600	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
601	or Carp::croak "$src->[$_]: $!";
602	}	839	}
603		840
604	# if processing is expensive, check	841	# if processing is expensive, check
605	# checksum first	842	# checksum first
606	if (1) {	843	if (1) {
607	$md5 =	844	$md5 =
608	join "\x00",	845	join "\x00",
609	$processversion,	846	$processversion,
610	map {	847	map {
611	Coro::cede;	848	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	849	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	850	} 0.. $#$src;
614		851
615		852
616	my $dbmd5 = db_get cache => "$id/md5";	853	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		860
624	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
625	my $data = $process->(\@data);	862	my $data = $process->(\@data);
626	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
627		864
628	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
629		866
630	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
631	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
632	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
633		870
…		…
643		880
644	=cut	881	=cut
645		882
646	sub datalog($@) {	883	sub datalog($@) {
647	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
648	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
649	}	886	}
650		887
651	=back	888	=back
652		889
653	=cut	890	=cut
654		891
655	#############################################################################	892	#############################################################################
656		893
657	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
658		895
659	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
660	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")
661	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
662		899
663	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>
664	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
665	Crossfire TRT).	902	Deliantra).
666		903
667	=over 4	904	=over 4
668		905
669	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
670		907
…		…
714	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
715		952
716	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
717	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
718		955
719	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
720	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.
721		958
722	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
723		960
724	=over 4	961	=over 4
…		…
848		1085
849	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
850	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
851		1088
852	} elsif (ref $type) {	1089	} elsif (ref $type) {
853	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
854		1091
855	} else {	1092	} else {
856	shift @arg;	1093	shift @arg;
857	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
858	}	1095	}
859	}	1096	}
860	}	1097	}
861		1098
862	sub _object_attach {	1099	sub _object_attach {
…		…
872	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
873	}	1110	}
874		1111
875	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
876	} else {	1113	} else {
877	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
878	}	1115	}
879		1116
880	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
881	}	1118	}
882		1119
…		…
941		1178
942	for (@$callbacks) {	1179	for (@$callbacks) {
943	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
944		1181
945	if ($@) {	1182	if ($@) {
946	warn "$@";
947	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
948	override;	1184	override;
949	}	1185	}
950		1186
951	return 1 if $override;	1187	return 1 if $override;
952	}	1188	}
953		1189
954	0	1190	0
955	}	1191	}
956		1192
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1194
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1196
961	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
962		1198
…		…
968		1204
969	=cut	1205	=cut
970		1206
971	#############################################################################	1207	#############################################################################
972	# object support	1208	# object support
973	#
974		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 $SLOW_MERGES;#d#
975	sub _can_merge {	1243	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
977		1245
978	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1247
982	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
983	}	1250	}
984		1251
985	sub reattach {	1252	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1254	my ($obj) = @_;
988		1255
		1256	# no longer needed after getting rid of delete_package?
989	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
990		1258
991	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
992		1260
993	@$registry = ();	1261	@$registry = ();
994		1262
…		…
999	for (@$attach) {	1267	for (@$attach) {
1000	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1001	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1002	}	1270	}
1003	} else {	1271	} else {
1004	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1005	}	1273	}
1006	}	1274	}
1007	}	1275	}
1008		1276
1009	cf::attachable->attach (	1277	cf::attachable->attach (
1010	prio => -1000000,	1278	prio => -1000000,
1011	on_instantiate => sub {	1279	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
1013		1281
1014	$data = from_json $data;	1282	$data = decode_json $data;
1015		1283
1016	for (@$data) {	1284	for (@$data) {
1017	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
1018		1286
1019	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1303	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1037		1305
1038	sync_job {	1306	sync_job {
1039	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1042		1312
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	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	}
1047	close $fh;	1320	aio_close $fh;
1048		1321
1049	if (@$objs) {	1322	if (@$objs) {
1050	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) {
1051	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1054	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	}
1055	close $fh;	1331	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1333	}
1058	} else {	1334	} else {
1059	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1060	}	1336	}
1061		1337
1062	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1063	} else {	1342	} else {
1064	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1065	}	1344	}
1066	} else {	1345	} else {
1067	aio_unlink $filename;	1346	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1069	}	1348	}
1070	}	1349	};
1071	}	1350	}
1072		1351
1073	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1075		1354
…		…
1087	or return;	1366	or return;
1088		1367
1089	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1370	or return;
		1371
1092	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1093	}	1374	}
1094		1375
		1376	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
		1380
1097	return ($data, $av);	1381	($data, $av)
1098	}	1382	}
1099		1383
1100	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
1101		1385
1102	=over 4	1386	=over 4
…		…
1156	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1157		1441
1158	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1159	}	1443	}
1160		1444
		1445	use File::Glob ();
		1446
1161	cf::player->attach (	1447	cf::player->attach (
1162	on_command => sub {	1448	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1164		1450
1165	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1166	or return;	1452	or return;
1167		1453
…		…
1175	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1176		1462
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1464
1179	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
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1473	if (my $cb = $EXTCMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1474	@reply = $cb->($pl, @payload);
1182	$pl->ext_reply ($msg->{msgid}, %reply);
1183	}
1184	}	1475	}
		1476
		1477	$pl->ext_reply ($reply, @reply)
		1478	if $reply;
		1479
1185	} else {	1480	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1482	}
1188		1483
1189	cf::override;	1484	cf::override;
1190	},	1485	},
1191	);	1486	);
1192		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
1193	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1194	cf::sync_job {	1504	cf::sync_job {
1195	my %todo;	1505	my %todo;
1196		1506
1197	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1198	next unless -r $path;	1508	next unless -r $path;
…		…
1216		1526
1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1218	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1219		1529
1220	$ext{source} =	1530	$ext{source} =
1221	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1222	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1223	. $source	1533	. $source
1224	. "\n};\n1";	1534	. "\n};\n1";
1225		1535
1226	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1227	}	1537	}
1228		1538
		1539	my $pass = 0;
1229	my %done;	1540	my %done;
1230	while (%todo) {	1541	while (%todo) {
1231	my $progress;	1542	my $progress;
1232		1543
		1544	++$pass;
		1545
		1546	ext:
1233	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1234	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1235	goto skip	1549	next ext
1236	unless exists $done{$_};	1550	unless exists $done{$_};
1237	}	1551	}
1238		1552
1239	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1240		1554
1241	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1242	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1243	: "$v->{base}: extension inactive.\n";
1244		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1245	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1246	warn $msg;	1562
1247	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1248	exit 1;	1564	delete $todo{$k};
1249	}	1565	} else {
1250		1566	$done{$k} = delete $todo{$k};
1251	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1252	}	1572	}
1253
1254	$done{$k} = delete $todo{$k};
1255	push @EXTS, $v->{pkg};
1256	$progress = 1;
1257	}	1573	}
1258		1574
1259	skip:	1575	unless ($progress) {
1260	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1261	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	}
1262	}	1585	}
1263	};	1586	};
1264	}	1587	}
1265		1588
1266	#############################################################################	1589	#############################################################################
1267		1590
1268	=back	1591	=back
1269		1592
1270	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1271		1594
1272	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1273		1596
1274	=cut	1597	=cut
1275		1598
1276	package cf::player;	1599	package cf::player;
1277		1600
1278	use Coro::AIO;	1601	use Coro::AIO;
1279		1602
1280	=head3 cf::player	1603	=head3 cf::player
1281		1604
1282	=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	}
1283		1620
1284	=item cf::player::find $login	1621	=item cf::player::find $login
1285		1622
1286	Returns the given player object, loading it if necessary (might block).	1623	Returns the given player object, loading it if necessary (might block).
1287		1624
…		…
1306		1643
1307	sub exists($) {	1644	sub exists($) {
1308	my ($login) = @_;	1645	my ($login) = @_;
1309		1646
1310	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1311	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1312	}	1649	}
1313		1650
1314	sub find($) {	1651	sub find($) {
1315	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1316	my $login = $_[0];	1653	my $login = $_[0];
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1660	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1661	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1662	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1664
1328	my $pl = load_pl path $login	1665	my $f = new_from_file cf::object::thawer path $login
1329	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;
1330	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1331	}	1674	}
1332	}	1675	}
1333	}	1676	}
		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($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	);
1334		1690
1335	sub save($) {	1691	sub save($) {
1336	my ($pl) = @_;	1692	my ($pl) = @_;
1337		1693
1338	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
…		…
1343	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1344		1700
1345	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
1347		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
1348	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1349	Coro::cede;	1710	cf::cede_to_tick;
1350	}	1711	}
1351		1712
1352	sub new($) {	1713	sub new($) {
1353	my ($login) = @_;	1714	my ($login) = @_;
1354		1715
…		…
1360	$cf::PLAYER{$login} = $self;	1721	$cf::PLAYER{$login} = $self;
1361		1722
1362	$self	1723	$self
1363	}	1724	}
1364		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
1365	=item $pl->quit_character	1736	=item $pl->quit_character
1366		1737
1367	Nukes the player without looking back. If logged in, the connection will	1738	Nukes the player without looking back. If logged in, the connection will
1368	be destroyed. May block for a long time.	1739	be destroyed. May block for a long time.
1369		1740
…		…
1373	my ($pl) = @_;	1744	my ($pl) = @_;
1374		1745
1375	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1376		1747
1377	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1378	$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
1379		1750
1380	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1381	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1382	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1383	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1384		1759
1385	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1386	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1387	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1422	or return [];	1797	or return [];
1423		1798
1424	my @logins;	1799	my @logins;
1425		1800
1426	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") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1810	}
1430		1811
1431	utf8::decode $login;	1812	utf8::decode $login;
1432	push @logins, $login;	1813	push @logins, $login;
1433	}	1814	}
1434		1815
1435	\@logins	1816	\@logins
1436	}	1817	}
1437		1818
1438	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1439		1822
1440	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1441	player. May block.	1824	player. May block.
1442		1825
1443	=cut	1826	=cut
…		…
1461	}	1844	}
1462		1845
1463	\@paths	1846	\@paths
1464	}	1847	}
1465		1848
1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1467		1850
1468	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1469		1852
1470	=cut
1471
1472	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;
1474
1475	# escape & and <
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478
1479	# this is buggy, it needs to properly take care of nested <'s
1480
1481	1 while
1482	# replace B<>, I<>, U<> etc.
1483	s/B<([^\>]*)>/<b>$1<\/b>/
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/
1486	# replace G<male|female> tags
1487	|| s{G<([^>|]*)\|([^>]*)>}{
1488	$self->gender ? $2 : $1
1489	}ge
1490	# replace H<hint text>
1491	|| s{H<([^\>]*)>}
1492	{
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")
1496	[$self->{hintmode}]
1497	}ge;
1498
1499	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;
1501
1502	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines
1507
1508	$_
1509	}
1510
1511	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}
1514	}
1515
1516	=item $player->ext_reply ($msgid, %msg)	1853	=item $player->ext_reply ($msgid, @msg)
1517		1854
1518	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1519		1856
1520	=cut	1857	=cut
1521		1858
1522	sub ext_reply($$%) {	1859	sub ext_reply($$@) {
1523	my ($self, $id, %msg) = @_;	1860	my ($self, $id, @msg) = @_;
1524		1861
1525	$msg{msgid} = $id;	1862	$self->ns->ext_reply ($id, @msg)
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}	1863	}
1528		1864
1529	=item $player->ext_event ($type, %msg)	1865	=item $player->ext_msg ($type, @msg)
1530		1866
1531	Sends an ext event to the client.	1867	Sends an ext event to the client.
1532		1868
1533	=cut	1869	=cut
1534		1870
1535	sub ext_event($$%) {	1871	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1872	my ($self, $type, @msg) = @_;
1537		1873
1538	$self->ns->ext_event ($type, %msg);	1874	$self->ns->ext_msg ($type, @msg);
1539	}	1875	}
1540		1876
1541	=head3 cf::region	1877	=head3 cf::region
1542		1878
1543	=over 4	1879	=over 4
…		…
1552		1888
1553	=cut	1889	=cut
1554		1890
1555	sub find_by_path($) {	1891	sub find_by_path($) {
1556	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1557		1895
1558	my ($match, $specificity);	1896	my ($match, $specificity);
1559		1897
1560	for my $region (list) {	1898	for my $region (list) {
1561	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1587	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1589		1927
1590	sub generate_random_map {	1928	sub generate_random_map {
1591	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1592	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1593	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1597	$rmp->{exit_on_final_map},
1598	$rmp->{xsize}, $rmp->{ysize},
1599	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1600	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1601	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1602	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1603	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1604	(cf::region::find $rmp->{region}), $rmp->{custom}
1605	)
1606	}	1934	}
1607		1935
1608	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1609		1937
1610	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
…		…
1615		1943
1616	sub register {	1944	sub register {
1617	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1618	my $pkg = caller;	1946	my $pkg = caller;
1619		1947
1620	no strict;
1621	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1622		1949
1623	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1624	}	1951	}
1625		1952
1626	# also paths starting with '/'	1953	# also paths starting with '/'
1627	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1628		1955
1629	sub thawer_merge {	1956	sub thawer_merge {
1630	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1631		1958
1632	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1637	}	1964	}
1638		1965
1639	sub normalise {	1966	sub normalise {
1640	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1641		1968
1642	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1643		1970
1644	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1645		1972
1646	# map plan:	1973	# map plan:
1647	#	1974	#
…		…
1662	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1663	$path = "$base/$path";	1990	$path = "$base/$path";
1664	}	1991	}
1665		1992
1666	for ($path) {	1993	for ($path) {
1667	redo if s{//}{/};
1668	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1669	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1670	}	1996	}
1671		1997
1672	$path	1998	$path
…		…
1686	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1687	return $self;	2013	return $self;
1688	}	2014	}
1689	}	2015	}
1690		2016
1691	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1692	()	2018	()
1693	}	2019	}
1694		2020
		2021	# may re-bless or do other evil things
1695	sub init {	2022	sub init {
1696	my ($self) = @_;	2023	my ($self) = @_;
1697		2024
1698	$self	2025	$self
1699	}	2026	}
…		…
1718		2045
1719	# the temporary/swap location	2046	# the temporary/swap location
1720	sub save_path {	2047	sub save_path {
1721	my ($self) = @_;	2048	my ($self) = @_;
1722		2049
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1725	}	2052	}
1726		2053
1727	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1728	sub uniq_path {	2055	sub uniq_path {
1729	my ($self) = @_;	2056	my ($self) = @_;
1730		2057
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1733	}
1734
1735	# and all this just because we cannot iterate over
1736	# all maps in C++...
1737	sub change_all_map_light {
1738	my ($change) = @_;
1739
1740	$_->change_map_light ($change)
1741	for grep $_->outdoor, values %cf::MAP;
1742	}	2060	}
1743		2061
1744	sub decay_objects {	2062	sub decay_objects {
1745	my ($self) = @_;	2063	my ($self) = @_;
1746		2064
…		…
1759		2077
1760	sub load_header_from($) {	2078	sub load_header_from($) {
1761	my ($self, $path) = @_;	2079	my ($self, $path) = @_;
1762		2080
1763	utf8::encode $path;	2081	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	2082	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	2083	or return;
1769		2084
		2085	$self->_load_header ($f)
		2086	or return;
		2087
		2088	local $MAP_LOADING{$self->{path}} = $self;
		2089	$f->resolve_delayed_derefs;
		2090
1770	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1771		2092
1772	1	2093	1
1773	}	2094	}
1774		2095
		2096	# used to laod the header of an original map
1775	sub load_header_orig {	2097	sub load_header_orig {
1776	my ($self) = @_;	2098	my ($self) = @_;
1777		2099
1778	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1779	}	2101	}
1780		2102
		2103	# used to laod the header of an instantiated map
1781	sub load_header_temp {	2104	sub load_header_temp {
1782	my ($self) = @_;	2105	my ($self) = @_;
1783		2106
1784	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1785	}	2108	}
1786		2109
		2110	# called after loading the header from an instantiated map
1787	sub prepare_temp {	2111	sub prepare_temp {
1788	my ($self) = @_;	2112	my ($self) = @_;
1789		2113
1790	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1791	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1792	# safety	2116	# safety
1793	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1794	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1795	}	2119	}
1796		2120
		2121	# called after loading the header from an original map
1797	sub prepare_orig {	2122	sub prepare_orig {
1798	my ($self) = @_;	2123	my ($self) = @_;
1799		2124
1800	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1801	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1825		2150
1826	sub find;	2151	sub find;
1827	sub find {	2152	sub find {
1828	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1829		2154
		2155	cf::cede_to_tick;
		2156
1830	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1831		2158
		2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1833		2161
1834	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";
1836	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1837	or return;	2164	or return;
1838		2165
1839	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1840		2167
…		…
1842	or return;	2169	or return;
1843		2170
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
		2175	undef $guard1;
1847	$map->reset;	2176	$map->reset;
1848	undef $guard;
1849	return find $path;	2177	return find $path;
1850	}	2178	}
1851		2179
1852	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1853	}	2181	}
1854	}	2182	}
1855		2183
1856	sub pre_load { }	2184	sub pre_load { }
1857	sub post_load { }	2185	#sub post_load { } # XS
1858		2186
1859	sub load {	2187	sub load {
1860	my ($self) = @_;	2188	my ($self) = @_;
1861		2189
1862	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
1863		2191
1864	my $path = $self->{path};	2192	my $path = $self->{path};
1865		2193
1866	{	2194	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1868		2196
		2197	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1870
1871	$self->in_memory (cf::MAP_LOADING);
1872		2199
1873	$self->alloc;	2200	$self->alloc;
1874		2201
1875	$self->pre_load;	2202	$self->pre_load;
1876	Coro::cede;	2203	cf::cede_to_tick;
1877		2204
1878	$self->_load_objects ($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)
1879	or return;	2209	or return;
1880		2210
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1882	if delete $self->{load_original};	2212	if delete $self->{load_original};
1883		2213
1884	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2215	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2216	unless (aio_stat $uniq) {
		2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2218	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2219	$self->_load_objects ($f);
		2220	$f->resolve_delayed_derefs;
		2221	}
		2222	}
1889	}	2223	}
1890	}
1891		2224
1892	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;
1893	# now do the right thing for maps	2234	# now do the right thing for maps
1894	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2237	unless $self->difficulty;
1897	Coro::cede;	2238	cf::cede_to_tick;
1898		2239
1899	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2241	$self->decay_objects;
1901	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1902	$self->update_buttons;	2243	$self->update_buttons;
1903	Coro::cede;	2244	cf::cede_to_tick;
1904	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
1905	Coro::cede;
1906	$self->activate;
1907	}	2246	}
1908		2247
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2248	$self->{last_save} = $cf::RUNTIME;
		2249	$self->last_access ($cf::RUNTIME);
1910	}	2250	}
1911		2251
1912	$self->post_load;	2252	$self->post_load;
1913	}
1914		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
1915	sub customise_for {	2260	sub customise_for {
1916	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
1917		2262
1918	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
1919	if $self->per_player;	2264	if $self->per_player;
…		…
1922	# if $self->per_party;	2267	# if $self->per_party;
1923		2268
1924	$self	2269	$self
1925	}	2270	}
1926		2271
1927	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {
1929	my ($map) = @_;
1930
1931	my @diag; # diagonal neighbours
1932
1933	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)
1935	or next;
1936	$neigh = find $neigh, $map
1937	or next;
1938	$neigh->load;
1939
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}
1943
1944	for (@diag) {
1945	my $neigh = find @$_
1946	or next;
1947	$neigh->load;
1948	}
1949	}
1950
1951	sub find_sync {	2272	sub find_sync {
1952	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
1953		2274
1954	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, $origin
1955	}	2280	}
1956		2281
1957	sub do_load_sync {	2282	sub do_load_sync {
1958	my ($map) = @_;	2283	my ($map) = @_;
1959		2284
1960	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;
1961	}	2290	}
1962		2291
1963	our %MAP_PREFETCH;	2292	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2293	our $MAP_PREFETCHER = undef;
1965		2294
1966	sub find_async {	2295	sub find_async {
1967	my ($path, $origin) = @_;	2296	my ($path, $origin, $load) = @_;
1968		2297
1969	$path = normalise $path, $origin && $origin->{path};	2298	$path = normalise $path, $origin;
1970		2299
1971	if (my $map = $cf::MAP{$path}) {	2300	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2301	return $map if !$load || $map->linkable;
1973	}	2302	}
1974		2303
1975	undef $MAP_PREFETCH{$path};	2304	$MAP_PREFETCH{$path} |= $load;
		2305
1976	$MAP_PREFETCHER ||= cf::async {	2306	$MAP_PREFETCHER ||= cf::async {
		2307	$Coro::current->{desc} = "map prefetcher";
		2308
1977	while (%MAP_PREFETCH) {	2309	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2310	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2311	if (my $map = find $k) {
1980	$map->load;	2312	$map->load if $v;
1981	}	2313	}
1982		2314
1983	delete $MAP_PREFETCH{$path};	2315	delete $MAP_PREFETCH{$k};
1984	}	2316	}
1985	}	2317	}
1986	undef $MAP_PREFETCHER;	2318	undef $MAP_PREFETCHER;
1987	};	2319	};
1988	$MAP_PREFETCHER->prio (6);	2320	$MAP_PREFETCHER->prio (6);
1989		2321
1990	()	2322	()
1991	}	2323	}
1992		2324
		2325	# common code, used by both ->save and ->swapout
1993	sub save {	2326	sub _save {
1994	my ($self) = @_;	2327	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;
1997		2328
1998	$self->{last_save} = $cf::RUNTIME;	2329	$self->{last_save} = $cf::RUNTIME;
1999		2330
2000	return unless $self->dirty;	2331	return unless $self->dirty;
2001		2332
…		…
2007	return if $self->{deny_save};	2338	return if $self->{deny_save};
2008		2339
2009	local $self->{last_access} = $self->last_access;#d#	2340	local $self->{last_access} = $self->last_access;#d#
2010		2341
2011	cf::async {	2342	cf::async {
		2343	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2344	$_->contr->save for $self->players;
2013	};	2345	};
		2346
		2347	cf::get_slot 0.02;
2014		2348
2015	if ($uniq) {	2349	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2351	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2352	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2353	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2354	}
2021	}	2355	}
2022		2356
		2357	sub save {
		2358	my ($self) = @_;
		2359
		2360	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2361
		2362	$self->_save;
		2363	}
		2364
2023	sub swap_out {	2365	sub swap_out {
2024	my ($self) = @_;	2366	my ($self) = @_;
2025		2367
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2369
		2370	return if !$self->linkable;
		2371	return if $self->{deny_save};
2031	return if $self->players;	2372	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		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
2035	$self->clear;	2383	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2384	}
2038		2385
2039	sub reset_at {	2386	sub reset_at {
2040	my ($self) = @_;	2387	my ($self) = @_;
2041		2388
…		…
2059		2406
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2407	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2408
2062	return if $self->players;	2409	return if $self->players;
2063		2410
2064	warn "resetting map ", $self->path;	2411	cf::trace "resetting map ", $self->path, "\n";
2065		2412
2066	$self->in_memory (cf::MAP_SWAPPED);	2413	$self->state (cf::MAP_SWAPPED);
2067		2414
2068	# need to save uniques path	2415	# need to save uniques path
2069	unless ($self->{deny_save}) {	2416	unless ($self->{deny_save}) {
2070	my $uniq = $self->uniq_path; utf8::encode $uniq;	2417	my $uniq = $self->uniq_path; utf8::encode $uniq;
2071		2418
…		…
2073	if $uniq;	2420	if $uniq;
2074	}	2421	}
2075		2422
2076	delete $cf::MAP{$self->path};	2423	delete $cf::MAP{$self->path};
2077		2424
		2425	$self->deactivate;
		2426	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2427	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2428
2082	$self->unlink_save;	2429	$self->unlink_save;
2083	$self->destroy;	2430	$self->destroy;
2084	}	2431	}
2085		2432
2086	my $nuke_counter = "aaaa";	2433	my $nuke_counter = "aaaa";
2087		2434
2088	sub nuke {	2435	sub nuke {
2089	my ($self) = @_;	2436	my ($self) = @_;
2090		2437
		2438	{
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
2091	delete $cf::MAP{$self->path};	2441	delete $cf::MAP{$self->path};
2092		2442
2093	$self->unlink_save;	2443	$self->unlink_save;
2094		2444
2095	bless $self, "cf::map";	2445	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2446	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2447	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2448	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2449	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2450
2101	$cf::MAP{$self->path} = $self;	2451	$cf::MAP{$self->path} = $self;
		2452	}
2102		2453
2103	$self->reset; # polite request, might not happen	2454	$self->reset; # polite request, might not happen
2104	}	2455	}
2105		2456
2106	=item $maps = cf::map::tmp_maps	2457	=item $maps = cf::map::tmp_maps
…		…
2148		2499
2149	sub unique_maps() {	2500	sub unique_maps() {
2150	[	2501	[
2151	map {	2502	map {
2152	utf8::decode $_;	2503	utf8::decode $_;
2153	/\.map$/	2504	s/\.map$//; # TODO future compatibility hack
		2505	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2506	? ()
2154	? normalise $_	2507	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2508	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2509	]
2158	}	2510	}
2159		2511
2160	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	}
2161		2543
2162	=back	2544	=back
2163		2545
2164	=head3 cf::object	2546	=head3 cf::object
2165		2547
…		…
2169		2551
2170	=over 4	2552	=over 4
2171		2553
2172	=item $ob->inv_recursive	2554	=item $ob->inv_recursive
2173		2555
2174	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.
2175		2558
2176	=cut	2559	=cut
2177		2560
2178	sub inv_recursive_;	2561	sub inv_recursive_;
2179	sub inv_recursive_ {	2562	sub inv_recursive_ {
…		…
2182		2565
2183	sub inv_recursive {	2566	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2567	inv_recursive_ inv $_[0]
2185	}	2568	}
2186		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
2187	package cf;	2598	package cf;
2188		2599
2189	=back	2600	=back
2190		2601
2191	=head3 cf::object::player	2602	=head3 cf::object::player
…		…
2197	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>
2198	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
2199	dialogue with the given NPC character.	2610	dialogue with the given NPC character.
2200		2611
2201	=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	};
2202		2627
2203	# rough implementation of a future "reply" method that works	2628	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2629	# with dialog boxes.
2205	#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
2206	sub cf::object::player::reply($$$;$) {	2631	sub cf::object::player::reply($$$;$) {
…		…
2213		2638
2214	} else {	2639	} else {
2215	my $pl = $self->contr;	2640	my $pl = $self->contr;
2216		2641
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2642	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2643	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2644	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2645
2226	} else {	2646	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2647	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2648	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2649	}
2230	}	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 (@_);
2231	}	2661	}
2232		2662
2233	=item $player_object->may ("access")	2663	=item $player_object->may ("access")
2234		2664
2235	Returns wether the given player is authorized to access resource "access"	2665	Returns wether the given player is authorized to access resource "access"
…		…
2248		2678
2249	=item $player_object->enter_link	2679	=item $player_object->enter_link
2250		2680
2251	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}>).
2252		2682
2253	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.
2254	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.
2255		2687
2256	Will never block.	2688	Will never block.
2257		2689
2258	=item $player_object->leave_link ($map, $x, $y)	2690	=item $player_object->leave_link ($map, $x, $y)
2259		2691
…		…
2279	sub cf::object::player::enter_link {	2711	sub cf::object::player::enter_link {
2280	my ($self) = @_;	2712	my ($self) = @_;
2281		2713
2282	$self->deactivate_recursive;	2714	$self->deactivate_recursive;
2283		2715
		2716	++$self->{_link_recursion};
		2717
2284	return if UNIVERSAL::isa $self->map, "ext::map_link";	2718	return if UNIVERSAL::isa $self->map, "ext::map_link";
2285		2719
2286	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2720	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2287	if $self->map && $self->map->{path} ne "{link}";	2721	if $self->map && $self->map->{path} ne "{link}";
2288		2722
2289	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2723	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2290	}	2724	}
2291		2725
2292	sub cf::object::player::leave_link {	2726	sub cf::object::player::leave_link {
2293	my ($self, $map, $x, $y) = @_;	2727	my ($self, $map, $x, $y) = @_;
2294		2728
…		…
2311	($x, $y) = (-1, -1)	2745	($x, $y) = (-1, -1)
2312	unless (defined $x) && (defined $y);	2746	unless (defined $x) && (defined $y);
2313		2747
2314	# use -1 or undef as default coordinates, not 0, 0	2748	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2749	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2750	if $x <= 0 && $y <= 0;
2317		2751
2318	$map->load;	2752	$map->load;
2319	$map->load_diag;
2320		2753
2321	return unless $self->contr->active;	2754	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2755
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2756	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2757	if ($self->enter_map ($map, $x, $y)) {
2326	}	2758	# entering was successful
		2759	delete $self->{_link_recursion};
		2760	# only activate afterwards, to support waiting in hooks
		2761	$self->activate_recursive;
		2762	}
2327		2763
		2764	}
		2765
2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2766	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2329		2767
2330	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
2331	her, loading and preparing them map, calling the provided $check callback	2769	her, loading and preparing them map, calling the provided $check callback
2332	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
2333	the new (success) or old (failed) map position. In either case, $done will	2771	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2772	be called at the end of this process.
2335		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 >>.
		2776
2336	=cut	2777	=cut
2337		2778
2338	our $GOTOGEN;	2779	our $GOTOGEN;
2339		2780
2340	sub cf::object::player::goto {	2781	sub cf::object::player::goto {
2341	my ($self, $path, $x, $y, $check, $done) = @_;	2782	my ($self, $path, $x, $y, $check, $done) = @_;
2342		2783
		2784	if ($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	}
		2789
2343	# 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
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2791	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2792
2346	$self->enter_link;	2793	$self->enter_link;
2347		2794
2348	(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
2349	my $map = eval {	2817	my $map = eval {
2350	my $map = cf::map::find $path;	2818	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2351		2819
2352	if ($map) {	2820	if ($map) {
2353	$map = $map->customise_for ($self);	2821	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2822	$map = $check->($map, $x, $y, $self) if $check && $map;
2355	} else {	2823	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2824	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2825	}
2358		2826
2359	$map	2827	$map
2360	};	2828	};
2361		2829
…		…
2367	if ($gen == $self->{_goto_generation}) {	2835	if ($gen == $self->{_goto_generation}) {
2368	delete $self->{_goto_generation};	2836	delete $self->{_goto_generation};
2369	$self->leave_link ($map, $x, $y);	2837	$self->leave_link ($map, $x, $y);
2370	}	2838	}
2371		2839
2372	$done->() if $done;	2840	$done->($self) if $done;
2373	})->prio (1);	2841	})->prio (1);
2374	}	2842	}
2375		2843
2376	=item $player_object->enter_exit ($exit_object)	2844	=item $player_object->enter_exit ($exit_object)
2377		2845
…		…
2397	}	2865	}
2398		2866
2399	sub prepare_random_map {	2867	sub prepare_random_map {
2400	my ($exit) = @_;	2868	my ($exit) = @_;
2401		2869
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2870	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2871	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2872	# that depends on the exit object
2407		2873
2408	my $rmp = parse_random_map_params $exit->msg;	2874	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2876	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2877	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2878	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2879	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2880	$rmp->{origin_y} = $exit->y;
		2881
		2882	$exit->map->touch;
2415	}	2883	}
2416		2884
2417	$rmp->{random_seed} ||= $exit->random_seed;	2885	$rmp->{random_seed} ||= $exit->random_seed;
2418		2886
2419	my $data = cf::to_json $rmp;	2887	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2888	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2889	my $meta = "$RANDOMDIR/$md5.meta";
2422		2890
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2891	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2892	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2893	undef $fh;
2426	aio_rename "$meta~", $meta;	2894	aio_rename "$meta~", $meta;
2427		2895
		2896	my $slaying = "?random/$md5";
		2897
		2898	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2899	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2900	$exit->msg (undef);
		2901	}
2430	}	2902	}
2431	}	2903	}
2432		2904
2433	sub cf::object::player::enter_exit {	2905	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2906	my ($self, $exit) = @_;
2435		2907
2436	return unless $self->type == cf::PLAYER;	2908	return unless $self->type == cf::PLAYER;
2437		2909
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2910	$self->enter_link;
2450		2911
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2912	(async {
2456	$self->deactivate_recursive; # just to be sure	2913	$Coro::current->{desc} = "enter_exit";
		2914
2457	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
2458	$self->goto ($slaying, $hp, $sp);	2945	$self->goto ($map, $x, $y);
2459		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
2460	1;	2951	1
2461	}) {	2952	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2953	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "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. "
2464	. "Please report this to the dungeon master!",	2955	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2956	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2957
2467	warn "ERROR in enter_exit: $@";	2958	error "ERROR in enter_exit: $@";
2468	$self->leave_link;	2959	$self->leave_link;
2469	}	2960	}
2470	})->prio (1);	2961	})->prio (1);
2471	}	2962	}
2472		2963
…		…
2484	sub cf::client::send_drawinfo {	2975	sub cf::client::send_drawinfo {
2485	my ($self, $text, $flags) = @_;	2976	my ($self, $text, $flags) = @_;
2486		2977
2487	utf8::encode $text;	2978	utf8::encode $text;
2488	$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);
		2980	}
		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);
2489	}	3005	}
2490		3006
2491	=item $client->send_msg ($channel, $msg, $color, [extra...])	3007	=item $client->send_msg ($channel, $msg, $color, [extra...])
2492		3008
2493	Send a drawinfo or msg packet to the client, formatting the msg for the	3009	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	3011	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	3012	the message unless the client supports the msg packet.
2497		3013
2498	=cut	3014	=cut
2499		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" => $CHAT_CHANNEL,
		3128	);
		3129
2500	sub cf::client::send_msg {	3130	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	3131	my ($self, $channel, $msg, $color, @extra) = @_;
2502		3132
2503	$msg = $self->pl->expand_cfpod ($msg);	3133	$msg = $self->pl->expand_cfpod ($msg)
		3134	unless $color & cf::NDI_VERBATIM;
2504		3135
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	3136	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		3137
		3138	# check predefined channels, for the benefit of C
		3139	if ($CHANNEL{$channel}) {
		3140	$channel = $CHANNEL{$channel};
		3141
		3142	$self->ext_msg (channel_info => $channel);
		3143	$channel = $channel->{id};
		3144
2507	if (ref $channel) {	3145	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	3146	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	3147	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	3148	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	3149	$self->ext_msg (channel_info => $channel);
2512	}	3150	}
2513		3151
2514	$channel = $channel->{id};	3152	$channel = $channel->{id};
2515	}	3153	}
2516		3154
2517	return unless @extra || length $msg;	3155	return unless @extra || length $msg;
2518		3156
2519	if ($self->can_msg) {	3157	# default colour, mask it out
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3158	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2521	} else {	3159	if $color & cf::NDI_DEF;
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3160
2532	if ($color >= 0) {	3161	my $pkt = "msg "
2533	if (0 && $msg =~ /\[/) {	3162	. $self->{json_coder}->encode (
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	3163	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	3164	);
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")
2538	}
2539	}
2540	}
2541	}
2542		3165
		3166	$self->send_big_packet ($pkt);
		3167	}
		3168
2543	=item $client->ext_event ($type, %msg)	3169	=item $client->ext_msg ($type, @msg)
2544		3170
2545	Sends an ext event to the client.	3171	Sends an ext event to the client.
2546		3172
2547	=cut	3173	=cut
2548		3174
2549	sub cf::client::ext_event($$%) {	3175	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	3176	my ($self, $type, @msg) = @_;
2551		3177
2552	return unless $self->extcmd;	3178	if ($self->extcmd == 2) {
2553		3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3180	} elsif ($self->extcmd == 1) { # TODO: remove
2554	$msg{msgtype} = "event_$type";	3181	push @msg, msgtype => "event_$type";
2555	$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	}
2556	}	3202	}
2557		3203
2558	=item $success = $client->query ($flags, "text", \&cb)	3204	=item $success = $client->query ($flags, "text", \&cb)
2559		3205
2560	Queues a query to the client, calling the given callback with	3206	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	3261	my ($ns, $buf) = @_;
2616		3262
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3263	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		3264
2619	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
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3273	if (my $cb = $EXTICMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3274	@reply = $cb->($ns, @payload);
2622	$reply{msgid} = $msg->{msgid};
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2624	}
2625	}	3275	}
		3276
		3277	$ns->ext_reply ($reply, @reply)
		3278	if $reply;
		3279
2626	} else {	3280	} else {
2627	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";
2628	}	3282	}
2629		3283
2630	cf::override;	3284	cf::override;
2631	},	3285	},
2632	);	3286	);
…		…
2652		3306
2653	$coro	3307	$coro
2654	}	3308	}
2655		3309
2656	cf::client->attach (	3310	cf::client->attach (
2657	on_destroy => sub {	3311	on_client_destroy => sub {
2658	my ($ns) = @_;	3312	my ($ns) = @_;
2659		3313
2660	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3314	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2661	},	3315	},
2662	);	3316	);
…		…
2677	our $safe = new Safe "safe";	3331	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3332	our $safe_hole = new Safe::Hole;
2679		3333
2680	$SIG{FPE} = 'IGNORE';	3334	$SIG{FPE} = 'IGNORE';
2681		3335
2682	$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	));
2683		3341
2684	# here we export the classes and methods available to script code	3342	# here we export the classes and methods available to script code
2685		3343
2686	=pod	3344	=pod
2687		3345
2688	The following functions and methods are available within a safe environment:	3346	The following functions and methods are available within a safe environment:
2689		3347
2690	cf::object	3348	cf::object
2691	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
2692	insert remove	3350	insert remove name archname title slaying race decrease split
		3351	value
2693		3352
2694	cf::object::player	3353	cf::object::player
2695	player	3354	player
2696		3355
2697	cf::player	3356	cf::player
…		…
2702		3361
2703	=cut	3362	=cut
2704		3363
2705	for (	3364	for (
2706	["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
2707	insert remove)],	3366	insert remove inv nrof name archname title slaying race
		3367	decrease split destroy change_exp value msg lore send_msg)],
2708	["cf::object::player" => qw(player)],	3368	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3369	["cf::player" => qw(peaceful send_msg)],
2710	["cf::map" => qw(trigger)],	3370	["cf::map" => qw(trigger)],
2711	) {	3371	) {
2712	no strict 'refs';
2713	my ($pkg, @funs) = @$_;	3372	my ($pkg, @funs) = @$_;
2714	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3373	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2715	for @funs;	3374	for @funs;
2716	}	3375	}
2717		3376
…		…
2732		3391
2733	my $qcode = $code;	3392	my $qcode = $code;
2734	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3393	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2735	$qcode =~ s/\n/\\n/g;	3394	$qcode =~ s/\n/\\n/g;
2736		3395
		3396	%vars = (_dummy => 0) unless %vars;
		3397
		3398	my @res;
2737	local $_;	3399	local $_;
2738	local @safe::cf::_safe_eval_args = values %vars;
2739		3400
2740	my $eval =	3401	my $eval =
2741	"do {\n"	3402	"do {\n"
2742	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3403	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2743	. "#line 0 \"{$qcode}\"\n"	3404	. "#line 0 \"{$qcode}\"\n"
2744	. $code	3405	. $code
2745	. "\n}"	3406	. "\n}"
2746	;	3407	;
2747		3408
		3409	if ($CFG{safe_eval}) {
2748	sub_generation_inc;	3410	sub_generation_inc;
		3411	local @safe::cf::_safe_eval_args = values %vars;
2749	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3412	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2750	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	}
2751		3418
2752	if ($@) {	3419	if ($@) {
2753	warn "$@";	3420	warn "$@",
2754	warn "while executing safe code '$code'\n";	3421	"while executing safe code '$code'\n",
2755	warn "with arguments " . (join " ", %vars) . "\n";	3422	"with arguments " . (join " ", %vars) . "\n";
2756	}	3423	}
2757		3424
2758	wantarray ? @res : $res[0]	3425	wantarray ? @res : $res[0]
2759	}	3426	}
2760		3427
…		…
2774	=cut	3441	=cut
2775		3442
2776	sub register_script_function {	3443	sub register_script_function {
2777	my ($fun, $cb) = @_;	3444	my ($fun, $cb) = @_;
2778		3445
2779	no strict 'refs';	3446	$fun = "safe::$fun" if $CFG{safe_eval};
2780	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3447	*$fun = $safe_hole->wrap ($cb);
2781	}	3448	}
2782		3449
2783	=back	3450	=back
2784		3451
2785	=cut	3452	=cut
…		…
2788	# the server's init and main functions	3455	# the server's init and main functions
2789		3456
2790	sub load_facedata($) {	3457	sub load_facedata($) {
2791	my ($path) = @_;	3458	my ($path) = @_;
2792		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
2793	warn "loading facedata from $path\n";	3466	trace "loading facedata from $path\n";
2794		3467
2795	my $facedata;	3468	my $facedata = decode_storable load_file $path;
2796	0 < aio_load $path, $facedata
2797	or die "$path: $!";
2798
2799	$facedata = Coro::Storable::thaw $facedata;
2800		3469
2801	$facedata->{version} == 2	3470	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3471	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		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
2804	{	3482	{
2805	my $faces = $facedata->{faceinfo};	3483	my $faces = $facedata->{faceinfo};
2806		3484
2807	while (my ($face, $info) = each %$faces) {	3485	while (my ($face, $info) = each %$faces) {
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3486	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3487
2809	cf::face::set_visibility $idx, $info->{visibility};	3488	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3489	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3490	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2812	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} ;
2813		3493
2814	cf::cede_to_tick;	3494	cf::cede_to_tick;
2815	}	3495	}
2816		3496
2817	while (my ($face, $info) = each %$faces) {	3497	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3498	next unless $info->{smooth};
		3499
2819	my $idx = cf::face::find $face	3500	my $idx = cf::face::find $face
2820	or next;	3501	or next;
		3502
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3503	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3504	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3505	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3506	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3507	error "smooth face '$info->{smooth}' not found for face '$face'";
2826	}	3508	}
2827		3509
2828	cf::cede_to_tick;	3510	cf::cede_to_tick;
2829	}	3511	}
2830	}	3512	}
…		…
2839		3521
2840	cf::anim::invalidate_all; # d'oh	3522	cf::anim::invalidate_all; # d'oh
2841	}	3523	}
2842		3524
2843	{	3525	{
2844	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3526	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3527
2849	while (my ($name, $info) = each %$res) {	3528	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3529	if (defined $info->{type}) {
2851	name => $name,
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3530	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2857		3531
2858	if ($name =~ /\.jpg$/) {
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3532	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3533	cf::face::set_type $idx, $info->{type};
2861	} else {	3534	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3535	$RESOURCE{$name} = $info; # unused
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3536	}
2868		3537
2869	cf::cede_to_tick;	3538	cf::cede_to_tick;
2870	}	3539	}
2871	}	3540	}
2872		3541
		3542	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3543
2873	1	3544	1
2874	}	3545	}
2875		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
2876	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
2877	load_resource_file "$MAPDIR/regions"	3570	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3571	or die "unable to load regions file\n";
2879		3572
2880	for (cf::region::list) {	3573	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3574	$_->{match} = qr/$_->{match}/
…		…
2889	}	3582	}
2890		3583
2891	sub reload_archetypes {	3584	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3585	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3586	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references
2895	# this really needs to be done in an extra post-pass
2896	# (which needs to be synchronous, so solve it differently)
2897	load_resource_file "$DATADIR/archetypes"
2898	or die "unable to load archetypes\n";
2899	}	3587	}
2900		3588
2901	sub reload_treasures {	3589	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3590	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3591	or die "unable to load treasurelists\n";
2904	}	3592	}
2905		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
2906	sub reload_resources {	3614	sub reload_resources {
2907	warn "reloading resource files...\n";	3615	trace "reloading resource files...\n";
2908		3616
		3617	reload_exp_table;
		3618	reload_materials;
		3619	reload_facedata;
		3620	reload_sound;
		3621	reload_archetypes;
2909	reload_regions;	3622	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3623	reload_treasures;
2914		3624
2915	warn "finished reloading resource files\n";	3625	trace "finished reloading resource files\n";
2916	}	3626	}
2917		3627
2918	sub init {	3628	sub reload_config {
2919	reload_resources;	3629	trace "reloading config file...\n";
2920	}
2921		3630
2922	sub cfg_load {	3631	my $config = load_file "$CONFDIR/config";
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3632	utf8::decode $config;
2924	or return;	3633	*CFG = decode_yaml $config;
2925		3634
2926	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;
2928
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3635	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2930		3636
2931	$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};
2932	$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};
2933		3639
2934	if (exists $CFG{mlockall}) {	3640	if (exists $CFG{mlockall}) {
…		…
2938	};	3644	};
2939	warn $@ if $@;	3645	warn $@ if $@;
2940	}	3646	}
2941	}	3647	}
2942		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
2943	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
2944	# we must not ever block the main coroutine	3687	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3688	local $Coro::idle = sub {
2946	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#
2947	(async {	3690	(async {
2948	Event::one_event;	3691	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3692	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3693	})->prio (Coro::PRIO_MAX);
2950	};	3694	};
2951		3695
2952	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;
2953	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
2954	load_extensions;	3719	load_extensions;
2955		3720
2956	$TICK_WATCHER->start;	3721	utime time, time, $RUNTIMEFILE;
2957	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	my $free_main; $free_main = EV::idle sub {
		3734	undef $free_main;
		3735	undef &main; # free gobs of memory :)
		3736	};
		3737
		3738	goto &main_loop;
2958	}	3739	}
2959		3740
2960	#############################################################################	3741	#############################################################################
2961	# initialisation and cleanup	3742	# initialisation and cleanup
2962		3743
2963	# install some emergency cleanup handlers	3744	# install some emergency cleanup handlers
2964	BEGIN {	3745	BEGIN {
		3746	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3747	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3748	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3749	cf::cleanup "SIG$signal";
2973	},
2974	);	3750	};
2975	}	3751	}
2976	}	3752	}
2977		3753
2978	sub write_runtime {	3754	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";	3755	my $t0 = AE::time;
2980		3756
2981	# first touch the runtime file to show we are still running:	3757	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3758	# the fsync below can take a very very long time.
2983		3759
2984	IO::AIO::aio_utime $runtime, undef, undef;	3760	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2985		3761
2986	my $guard = cf::lock_acquire "write_runtime";	3762	my $guard = cf::lock_acquire "write_runtime";
2987		3763
2988	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3764	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2989	or return;	3765	or return;
2990		3766
2991	my $value = $cf::RUNTIME + 90 + 10;	3767	my $value = $cf::RUNTIME + 90 + 10;
2992	# 10 is the runtime save interval, for a monotonic clock	3768	# 10 is the runtime save interval, for a monotonic clock
2993	# 60 allows for the watchdog to kill the server.	3769	# 60 allows for the watchdog to kill the server.
…		…
3003	aio_utime $fh, undef, undef;	3779	aio_utime $fh, undef, undef;
3004		3780
3005	close $fh	3781	close $fh
3006	or return;	3782	or return;
3007		3783
3008	aio_rename "$runtime~", $runtime	3784	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3009	and return;	3785	and return;
3010		3786
3011	warn "runtime file written.\n";	3787	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3012		3788
3013	1	3789	1
		3790	}
		3791
		3792	our $uuid_lock;
		3793	our $uuid_skip;
		3794
		3795	sub write_uuid_sync($) {
		3796	$uuid_skip ||= $_[0];
		3797
		3798	return if $uuid_lock;
		3799	local $uuid_lock = 1;
		3800
		3801	my $uuid = "$LOCALDIR/uuid";
		3802
		3803	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3804	or return;
		3805
		3806	my $value = uuid_seq uuid_cur;
		3807
		3808	unless ($value) {
		3809	info "cowardly refusing to write zero uuid value!\n";
		3810	return;
		3811	}
		3812
		3813	my $value = uuid_str $value + $uuid_skip;
		3814	$uuid_skip = 0;
		3815
		3816	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3817	and return;
		3818
		3819	# always fsync - this file is important
		3820	aio_fsync $fh
		3821	and return;
		3822
		3823	close $fh
		3824	or return;
		3825
		3826	aio_rename "$uuid~", $uuid
		3827	and return;
		3828
		3829	trace "uuid file written ($value).\n";
		3830
		3831	1
		3832
		3833	}
		3834
		3835	sub write_uuid($$) {
		3836	my ($skip, $sync) = @_;
		3837
		3838	$sync ? write_uuid_sync $skip
		3839	: async { write_uuid_sync $skip };
3014	}	3840	}
3015		3841
3016	sub emergency_save() {	3842	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	3843	my $freeze_guard = cf::freeze_mainloop;
3018		3844
3019	warn "enter emergency perl save\n";	3845	info "emergency_perl_save: enter\n";
		3846
		3847	# this is a trade-off: we want to be very quick here, so
		3848	# save all maps without fsync, and later call a global sync
		3849	# (which in turn might be very very slow)
		3850	local $USE_FSYNC = 0;
3020		3851
3021	cf::sync_job {	3852	cf::sync_job {
		3853	cf::write_runtime_sync; # external watchdog should not bark
		3854
3022	# use a peculiar iteration method to avoid tripping on perl	3855	# use a peculiar iteration method to avoid tripping on perl
3023	# refcount bugs in for. also avoids problems with players	3856	# refcount bugs in for. also avoids problems with players
3024	# and maps saved/destroyed asynchronously.	3857	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	3858	info "emergency_perl_save: begin player save\n";
3026	for my $login (keys %cf::PLAYER) {	3859	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	3860	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	3861	$pl->valid or next;
		3862	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	3863	$pl->save;
3030	}	3864	}
3031	warn "end emergency player save\n";	3865	info "emergency_perl_save: end player save\n";
3032		3866
3033	warn "begin emergency map save\n";	3867	cf::write_runtime_sync; # external watchdog should not bark
		3868
		3869	info "emergency_perl_save: begin map save\n";
3034	for my $path (keys %cf::MAP) {	3870	for my $path (keys %cf::MAP) {
3035	my $map = $cf::MAP{$path} or next;	3871	my $map = $cf::MAP{$path} or next;
3036	$map->valid or next;	3872	$map->valid or next;
3037	$map->save;	3873	$map->save;
3038	}	3874	}
3039	warn "end emergency map save\n";	3875	info "emergency_perl_save: end map save\n";
3040		3876
3041	warn "begin emergency database checkpoint\n";	3877	cf::write_runtime_sync; # external watchdog should not bark
		3878
		3879	info "emergency_perl_save: begin database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	3880	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	3881	info "emergency_perl_save: end database checkpoint\n";
		3882
		3883	info "emergency_perl_save: begin write uuid\n";
		3884	write_uuid_sync 1;
		3885	info "emergency_perl_save: end write uuid\n";
		3886
		3887	cf::write_runtime_sync; # external watchdog should not bark
		3888
		3889	trace "emergency_perl_save: syncing database to disk";
		3890	BDB::db_env_txn_checkpoint $DB_ENV;
		3891
		3892	info "emergency_perl_save: starting sync\n";
		3893	IO::AIO::aio_sync sub {
		3894	info "emergency_perl_save: finished sync\n";
		3895	};
		3896
		3897	cf::write_runtime_sync; # external watchdog should not bark
		3898
		3899	trace "emergency_perl_save: flushing outstanding aio requests";
		3900	while (IO::AIO::nreqs || BDB::nreqs) {
		3901	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3902	}
		3903
		3904	cf::write_runtime_sync; # external watchdog should not bark
3044	};	3905	};
3045		3906
3046	warn "leave emergency perl save\n";	3907	info "emergency_perl_save: leave\n";
3047	}	3908	}
3048		3909
3049	sub post_cleanup {	3910	sub post_cleanup {
3050	my ($make_core) = @_;	3911	my ($make_core) = @_;
3051		3912
		3913	IO::AIO::flush;
		3914
3052	warn Carp::longmess "post_cleanup backtrace"	3915	error Carp::longmess "post_cleanup backtrace"
3053	if $make_core;	3916	if $make_core;
		3917
		3918	my $fh = pidfile;
		3919	unlink $PIDFILE if <$fh> == $$;
		3920	}
		3921
		3922	# a safer delete_package, copied from Symbol
		3923	sub clear_package($) {
		3924	my $pkg = shift;
		3925
		3926	# expand to full symbol table name if needed
		3927	unless ($pkg =~ /^main::.*::$/) {
		3928	$pkg = "main$pkg" if $pkg =~ /^::/;
		3929	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3930	$pkg .= '::' unless $pkg =~ /::$/;
		3931	}
		3932
		3933	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3934	my $stem_symtab = *{$stem}{HASH};
		3935
		3936	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3937	or return;
		3938
		3939	# clear all symbols
		3940	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3941	for my $name (keys %$leaf_symtab) {
		3942	_gv_clear *{"$pkg$name"};
		3943	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3944	}
3054	}	3945	}
3055		3946
3056	sub do_reload_perl() {	3947	sub do_reload_perl() {
3057	# can/must only be called in main	3948	# can/must only be called in main
3058	if ($Coro::current != $Coro::main) {	3949	unless (in_main) {
3059	warn "can only reload from main coroutine";	3950	error "can only reload from main coroutine";
3060	return;	3951	return;
3061	}	3952	}
3062		3953
3063	warn "reloading...";	3954	return if $RELOAD++;
3064		3955
3065	warn "entering sync_job";	3956	my $t1 = AE::time;
3066		3957
		3958	while ($RELOAD) {
		3959	cf::get_slot 0.1, -1, "reload_perl";
		3960	info "perl_reload: reloading...";
		3961
		3962	trace "perl_reload: entering sync_job";
		3963
3067	cf::sync_job {	3964	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark
3069	cf::emergency_save;	3965	#cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark
3071		3966
3072	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;
3074
3075	# if anything goes wrong in here, we should simply crash as we already saved
3076
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081
3082	warn "flushing outstanding aio requests";
3083	for (;;) {
3084	BDB::flush;
3085	IO::AIO::flush;
3086	Coro::cede;
3087	last unless IO::AIO::nreqs || BDB::nreqs;
3088	warn "iterate...";
3089	}
3090
3091	++$RELOAD;
3092
3093	warn "cancelling all extension coros";	3967	trace "perl_reload: cancelling all extension coros";
3094	$_->cancel for values %EXT_CORO;	3968	$_->cancel for values %EXT_CORO;
3095	%EXT_CORO = ();	3969	%EXT_CORO = ();
3096		3970
3097	warn "removing commands";	3971	trace "perl_reload: removing commands";
3098	%COMMAND = ();	3972	%COMMAND = ();
3099		3973
3100	warn "removing ext/exti commands";	3974	trace "perl_reload: removing ext/exti commands";
3101	%EXTCMD = ();	3975	%EXTCMD = ();
3102	%EXTICMD = ();	3976	%EXTICMD = ();
3103		3977
3104	warn "unloading/nuking all extensions";	3978	trace "perl_reload: unloading/nuking all extensions";
3105	for my $pkg (@EXTS) {	3979	for my $pkg (@EXTS) {
3106	warn "... unloading $pkg";	3980	trace "... unloading $pkg";
3107		3981
3108	if (my $cb = $pkg->can ("unload")) {	3982	if (my $cb = $pkg->can ("unload")) {
3109	eval {	3983	eval {
3110	$cb->($pkg);	3984	$cb->($pkg);
3111	1	3985	1
3112	} or warn "$pkg unloaded, but with errors: $@";	3986	} or error "$pkg unloaded, but with errors: $@";
		3987	}
		3988
		3989	trace "... clearing $pkg";
		3990	clear_package $pkg;
3113	}	3991	}
3114		3992
3115	warn "... nuking $pkg";
3116	Symbol::delete_package $pkg;
3117	}
3118
3119	warn "unloading all perl modules loaded from $LIBDIR";	3993	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3120	while (my ($k, $v) = each %INC) {	3994	while (my ($k, $v) = each %INC) {
3121	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3995	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3122		3996
3123	warn "... unloading $k";	3997	trace "... unloading $k";
3124	delete $INC{$k};	3998	delete $INC{$k};
3125		3999
3126	$k =~ s/\.pm$//;	4000	$k =~ s/\.pm$//;
3127	$k =~ s/\//::/g;	4001	$k =~ s/\//::/g;
3128		4002
3129	if (my $cb = $k->can ("unload_module")) {	4003	if (my $cb = $k->can ("unload_module")) {
3130	$cb->();	4004	$cb->();
		4005	}
		4006
		4007	clear_package $k;
3131	}	4008	}
3132		4009
3133	Symbol::delete_package $k;
3134	}
3135
3136	warn "getting rid of safe::, as good as possible";	4010	trace "perl_reload: getting rid of safe::, as good as possible";
3137	Symbol::delete_package "safe::$_"	4011	clear_package "safe::$_"
3138	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4012	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3139		4013
3140	warn "unloading cf.pm \"a bit\"";	4014	trace "perl_reload: unloading cf.pm \"a bit\"";
3141	delete $INC{"cf.pm"};	4015	delete $INC{"cf.pm"};
3142	delete $INC{"cf/pod.pm"};	4016	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3143		4017
3144	# don't, removes xs symbols, too,	4018	# don't, removes xs symbols, too,
3145	# and global variables created in xs	4019	# and global variables created in xs
3146	#Symbol::delete_package __PACKAGE__;	4020	#clear_package __PACKAGE__;
3147		4021
3148	warn "unload completed, starting to reload now";	4022	info "perl_reload: unload completed, starting to reload now";
3149		4023
3150	warn "reloading cf.pm";	4024	trace "perl_reload: reloading cf.pm";
3151	require cf;	4025	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4026	cf::_connect_to_perl_1;
3153		4027
3154	warn "loading config and database again";	4028	trace "perl_reload: loading config and database again";
3155	cf::cfg_load;	4029	cf::reload_config;
3156		4030
3157	warn "loading extensions";	4031	trace "perl_reload: loading extensions";
3158	cf::load_extensions;	4032	cf::load_extensions;
3159		4033
		4034	if ($REATTACH_ON_RELOAD) {
3160	warn "reattaching attachments to objects/players";	4035	trace "perl_reload: reattaching attachments to objects/players";
3161	_global_reattach; # objects, sockets	4036	_global_reattach; # objects, sockets
3162	warn "reattaching attachments to maps";	4037	trace "perl_reload: reattaching attachments to maps";
3163	reattach $_ for values %MAP;	4038	reattach $_ for values %MAP;
3164	warn "reattaching attachments to players";	4039	trace "perl_reload: reattaching attachments to players";
3165	reattach $_ for values %PLAYER;	4040	reattach $_ for values %PLAYER;
		4041	}
3166		4042
3167	warn "leaving sync_job";	4043	cf::_post_init 1;
3168		4044
		4045	trace "perl_reload: leaving sync_job";
		4046
3169	1	4047	1
3170	} or do {	4048	} or do {
3171	warn $@;	4049	error $@;
3172	warn "error while reloading, exiting.";	4050	cf::cleanup "perl_reload: error, exiting.";
3173	exit 1;	4051	};
		4052
		4053	--$RELOAD;
3174	};	4054	}
3175		4055
3176	warn "reloaded";	4056	$t1 = AE::time - $t1;
		4057	info "perl_reload: completed in ${t1}s\n";
3177	};	4058	};
3178		4059
3179	our $RELOAD_WATCHER; # used only during reload	4060	our $RELOAD_WATCHER; # used only during reload
3180		4061
3181	sub reload_perl() {	4062	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	4063	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	4064	# coro crashes during coro_state_free->destroy here.
3184		4065
3185	$RELOAD_WATCHER ||= Event->timer (	4066	$RELOAD_WATCHER ||= cf::async {
3186	reentrant => 0,	4067	Coro::AIO::aio_wait cache_extensions;
3187	after => 0,	4068
3188	data => WF_AUTOCANCEL,	4069	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3189	cb => sub {
3190	do_reload_perl;	4070	do_reload_perl;
3191	undef $RELOAD_WATCHER;	4071	undef $RELOAD_WATCHER;
3192	},	4072	};
3193	);	4073	};
3194	}	4074	}
3195		4075
3196	register_command "reload" => sub {	4076	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	4077	my ($who, $arg) = @_;
3198		4078
3199	if ($who->flag (FLAG_WIZ)) {	4079	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	4080	$who->message ("reloading server.");
		4081	async {
		4082	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	4083	reload_perl;
		4084	};
3202	}	4085	}
3203	};	4086	};
3204		4087
3205	unshift @INC, $LIBDIR;	4088	#############################################################################
3206		4089
3207	my $bug_warning = 0;	4090	my $bug_warning = 0;
3208		4091
3209	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;
3211
3212	sub wait_for_tick {	4092	sub wait_for_tick() {
3213	return unless $TICK_WATCHER->is_active;	4093	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3214	return if $Coro::current == $Coro::main;
3215		4094
3216	my $signal = new Coro::Signal;	4095	$WAIT_FOR_TICK->wait;
3217	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;
3219	}	4096	}
3220		4097
3221	sub wait_for_tick_begin {	4098	sub wait_for_tick_begin() {
3222	return unless $TICK_WATCHER->is_active;	4099	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3223	return if $Coro::current == $Coro::main;
3224		4100
3225	my $signal = new Coro::Signal;	4101	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	4102	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	4103	$signal->wait;
3228	}	4104	}
3229		4105
3230	my $min = 1e6;#d#	4106	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	4107	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4108	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	4109	unless ++$bug_warning > 10;
3242	return;	4110	return;
3243	}	4111	}
3244		4112
3245	$NOW = $tick_start = Event::time;	4113	cf::one_tick; # one server iteration
3246		4114
3247	cf::server_tick; # one server iteration	4115	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3248		4116
3249	0 && sync_job {#d#	4117	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	4118	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	4119	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4120	$Coro::current->{desc} = "runtime saver";
3253	or die;	4121	write_runtime_sync
3254		4122	or error "ERROR: unable to write runtime file: $!";
3255	$map->width (50);
3256	$map->height (50);
3257	$map->alloc;
3258	$map->_load_objects ("/tmp/x.map", 1);
3259	my $t = Event::time - $t;
3260
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	4123	};
		4124	}
3271		4125
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4126	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	4127	$sig->send;
3288	}	4128	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	4129	$WAIT_FOR_TICK->broadcast;
3290	$sig->send;
3291	}
3292		4130
3293	$NOW = Event::time;	4131	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4132	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		4133
3304	_post_tick;	4134	if (0) {
3305		4135	if ($NEXT_TICK) {
3306		4136	my $jitter = $TICK_START - $NEXT_TICK;
		4137	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4138	debug "jitter $JITTER\n";#d#
		4139	}
3307	},	4140	}
3308	);	4141	}
3309		4142
3310	{	4143	{
3311	BDB::max_poll_time $TICK * 0.1;	4144	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	4145
3313	reentrant => 0,
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	4146	BDB::min_parallel 16;
3321		4147	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	4148	$AnyEvent::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		4149
3337	unless ($DB_ENV) {	4150	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	4151	$DB_ENV = BDB::db_env_create;
		4152	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4153	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4154	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4155	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4156	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		4157
3340	cf::sync_job {	4158	cf::sync_job {
3341	eval {	4159	eval {
3342	BDB::db_env_open	4160	BDB::db_env_open
3343	$DB_ENV,	4161	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4163	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4164	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	4165	0666;
3348		4166
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4167	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	4168	};
3354		4169
3355	cf::cleanup "db_env_open(db): $@" if $@;	4170	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	4171	};
3357	}	4172	}
		4173
		4174	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4175	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4176	};
		4177	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4178	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4179	};
		4180	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4181	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4182	};
3358	}	4183	}
3359		4184
3360	{	4185	{
		4186	# configure IO::AIO
		4187
3361	IO::AIO::min_parallel 8;	4188	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	4189	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	4190	undef $AnyEvent::AIO::WATCHER;
3366	reentrant => 0,
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	4191	}
3374		4192
3375	my $_log_backtrace;	4193	our $_log_backtrace;
		4194	our $_log_backtrace_last;
3376		4195
3377	sub _log_backtrace {	4196	sub _log_backtrace {
3378	my ($msg, @addr) = @_;	4197	my ($msg, @addr) = @_;
3379		4198
3380	$msg =~ s/\n//;	4199	$msg =~ s/\n$//;
3381		4200
		4201	if ($_log_backtrace_last eq $msg) {
		4202	LOG llevInfo, "[ABT] $msg\n";
		4203	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3382	# limit the # of concurrent backtraces	4204	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	4205	} elsif ($_log_backtrace < 2) {
		4206	$_log_backtrace_last = $msg;
3384	++$_log_backtrace;	4207	++$_log_backtrace;
		4208	my $perl_bt = Carp::longmess $msg;
3385	async {	4209	async {
		4210	$Coro::current->{desc} = "abt $msg";
		4211
3386	my @bt = fork_call {	4212	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	4213	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4214	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4215	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	4216	or die "addr2line: $!";
…		…
3398	}	4224	}
3399		4225
3400	@funcs	4226	@funcs
3401	};	4227	};
3402		4228
3403	LOG llevInfo, "[ABT] $msg\n";	4229	LOG llevInfo, "[ABT] $perl_bt\n";
		4230	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3404	LOG llevInfo, "[ABT] $_\n" for @bt;	4231	LOG llevInfo, "[ABT] $_\n" for @bt;
3405	--$_log_backtrace;	4232	--$_log_backtrace;
3406	};	4233	};
3407	} else {	4234	} else {
3408	LOG llevInfo, "[ABT] $msg\n";	4235	LOG llevInfo, "[ABT] $msg\n";
3409	LOG llevInfo, "[ABT] [suppressed]\n";	4236	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3410	}	4237	}
3411	}	4238	}
3412		4239
3413	# load additional modules	4240	# load additional modules
3414	use cf::pod;	4241	require "cf/$_.pm" for @EXTRA_MODULES;
		4242	cf::_connect_to_perl_2;
3415		4243
3416	END { cf::emergency_save }	4244	END { cf::emergency_save }
3417		4245
3418	1	4246	1
3419		4247

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