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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.341 by elmex, Sat Aug 25 16:51:38 2007 UTC vs.
Revision 1.580 by root, Wed Jan 4 03:22:48 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
		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;
81	our $NOW;	138	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		139
84	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	141	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
95		143
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		146
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
102		159
103	binmode STDOUT;	160	binmode STDOUT;
104	binmode STDERR;	161	binmode STDERR;
105		162
106	# read virtual server time, if available	163	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
111	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
112		171
113	mkdir $_	172	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		174
116	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
117		176
118	sub cf::map::normalise;	177	sub cf::map::normalise;
119		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
120	#############################################################################	183	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
123		197
124	=over 4	198	=over 4
125		199
126	=item $cf::UPTIME	200	=item $cf::UPTIME
127		201
128	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.
129		218
130	=item $cf::RUNTIME	219	=item $cf::RUNTIME
131		220
132	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
133	every server tick.	222	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
142	database environment.	231	database environment.
143		232
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	233	=item $cf::LOADAVG
153		234
154	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
159		240
160	The raw value load value from the last tick.	241	The raw value load value from the last tick.
161		242
162	=item %cf::CFG	243	=item %cf::CFG
163		244
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	246	from wherever your confdir points to.
166		247
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		249
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
173	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
174		272
175	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
176	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
177	that call.	275	that call.
178		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
179	=back	283	=back
180		284
181	=cut	285	=cut
182		286
183	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	294	my $msg = join "", @_;
186		295
187	$msg .= "\n"	296	$msg .= "\n"
188	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
189		298
190	$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;
191		300
192	utf8::encode $msg;
193	LOG llevError, $msg;	301	LOG llevWarn, $msg;
194	};	302	};
195	}	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	};
196		317
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	328	for my $pkg (qw(
208	cf::global cf::attachable	329	cf::global cf::attachable
209	cf::object cf::object::player	330	cf::object cf::object::player
210	cf::client cf::player	331	cf::client cf::player
211	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
212	cf::map cf::party cf::region	334	cf::party cf::region
213	)) {	335	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	337	}
217		338
218	$Event::DIED = sub {	339	$EV::DIED = sub {
219	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
220	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
221		347
222	#############################################################################	348	#############################################################################
223		349
224	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
225		351
…		…
246	$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;
247	$d	373	$d
248	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
249	}	375	}
250		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
251	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
252		392
253	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
254		394
255	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
256		396
257	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
258		398
259	=cut	399	=cut
260		400
261	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
262		402
263	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		467
266	=item cf::lock_wait $string	468	=item cf::lock_wait $string
267		469
268	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
269		471
270	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
271		473
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
275	returned.	477	returned.
276		478
		479	Locks are *not* recursive, locking from the same coro twice results in a
		480	deadlocked coro.
		481
277	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
278	uses map_find and cf::map::load uses map_load).	483	uses map_find and cf::map::load uses map_load).
279		484
280	=item $locked = cf::lock_active $string	485	=item $locked = cf::lock_active $string
281		486
282	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.
283		488
284	=cut	489	=cut
285		490
286	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
287		492
288	sub lock_wait($) {	493	sub lock_wait($) {
289	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	495	}
297		496
298	sub lock_acquire($) {	497	sub lock_acquire($) {
299	my ($key) = @_;	498	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	499	}
311		500
312	sub lock_active($) {	501	sub lock_active($) {
313	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	503	}
317		504
318	sub freeze_mainloop {	505	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
320		507
321	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	509	}
323	};	510
324	$TICK_WATCHER->stop;	511	=item cf::periodic $interval, $cb
325	$guard	512
		513	Like EV::periodic, but randomly selects a starting point so that the actions
		514	get spread over time.
		515
		516	=cut
		517
		518	sub periodic($$) {
		519	my ($interval, $cb) = @_;
		520
		521	my $start = rand List::Util::min 180, $interval;
		522
		523	EV::periodic $start, $interval, 0, $cb
326	}	524	}
327		525
328	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
329		527
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
332	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$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.
333		535
334	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
335	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
336		538
337	Useful for short background jobs.	539	Useful for short background jobs.
338		540
339	=cut	541	=cut
340		542
341	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
343		546
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
346	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
347		553
348	while () {	554	while () {
349	next_job:	555	next_job:
		556
350	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	558
352	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	563	$job->[2]->send;
356	Coro::cede;	564	Coro::cede;
357	goto next_job;	565	goto next_job;
358	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	568	}
360	}	569	}
361		570
362	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
363	# 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
364	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
365	$signal->wait;
366	} else {	574	} else {
		575	$busy = 0;
367	Coro::schedule;	576	Coro::schedule;
368	}	577	}
369	}	578	}
370	};	579	};
371		580
372	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
373	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
374		585
375	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
376	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
377		589
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
391		603
392	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
393		605
394	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
395		607
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	609	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	610	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	611	acceptable.
400		612
401	If it must be done, put the blocking parts into C<sync_job>. This will run	613	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	614	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	618	=cut
407		619
408	sub sync_job(&) {	620	sub sync_job(&) {
409	my ($job) = @_;	621	my ($job) = @_;
410		622
411	if ($Coro::current == $Coro::main) {	623	if (in_main) {
412	my $time = Event::time;	624	my $time = AE::time;
413		625
414	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
416		628
417	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	630
419	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
420		632
421	my $busy = 1;	633	my $busy = 1;
422	my @res;	634	my @res;
423		635
424	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	638	@res = eval { $job->() };
426	warn $@ if $@;	639	error $@ if $@;
427	undef $busy;	640	undef $busy;
428	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
429		642
430	while ($busy) {	643	while ($busy) {
431	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
432	}	648	}
		649	}
433		650
434	$time = Event::time - $time;	651	my $time = AE::time - $time;
435		652
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
440		654
441	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
442	} else {	656	} else {
443	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
444		658
…		…
464	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
465		679
466	$coro	680	$coro
467	}	681	}
468		682
469	=item fork_call { }, $args	683	=item fork_call { }, @args
470		684
471	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
475		689
476	=cut	690	=cut
		691
		692	sub post_fork {
		693	reset_signals;
		694	}
477		695
478	sub fork_call(&@) {	696	sub fork_call(&@) {
479	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
480		698
481	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
484		702
485	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
486	reset_signals;	704	cf::post_fork;
487	&$cb	705	&$cb
488	}, @args;	706	} @args;
489		707
490	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
		720	}
		721
		722	=item $coin = coin_from_name $name
		723
		724	=cut
		725
		726	our %coin_alias = (
		727	"silver" => "silvercoin",
		728	"silvercoin" => "silvercoin",
		729	"silvercoins" => "silvercoin",
		730	"gold" => "goldcoin",
		731	"goldcoin" => "goldcoin",
		732	"goldcoins" => "goldcoin",
		733	"platinum" => "platinacoin",
		734	"platinumcoin" => "platinacoin",
		735	"platinumcoins" => "platinacoin",
		736	"platina" => "platinacoin",
		737	"platinacoin" => "platinacoin",
		738	"platinacoins" => "platinacoin",
		739	"royalty" => "royalty",
		740	"royalties" => "royalty",
		741	);
		742
		743	sub coin_from_name($) {
		744	$coin_alias{$_[0]}
		745	? cf::arch::find $coin_alias{$_[0]}
		746	: undef
491	}	747	}
492		748
493	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
494		750
495	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
498		754
499	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
500	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).
501		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
502	=cut	763	=cut
		764
		765	sub db_table($) {
		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	}
503		784
504	our $DB;	785	our $DB;
505		786
506	sub db_init {	787	sub db_init {
507	unless ($DB) {	788	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	789	}
522		790
523	sub db_get($$) {	791	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
525		793
526	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
527	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
528		798
529	$! ? ()	799	$! ? ()
530	: $data	800	: $data
531	}
532	}	801	}
533		802
534	sub db_put($$$) {	803	sub db_put($$$) {
535	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		833
565	my @data;	834	my @data;
566	my $md5;	835	my $md5;
567		836
568	for (0 .. $#$src) {	837	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	839	}
572		840
573	# if processing is expensive, check	841	# if processing is expensive, check
574	# checksum first	842	# checksum first
575	if (1) {	843	if (1) {
576	$md5 =	844	$md5 =
577	join "\x00",	845	join "\x00",
578	$processversion,	846	$processversion,
579	map {	847	map {
580	Coro::cede;	848	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	849	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	850	} 0.. $#$src;
583		851
584		852
585	my $dbmd5 = db_get cache => "$id/md5";	853	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		860
593	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	862	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
596		864
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		866
599	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
602		870
…		…
612		880
613	=cut	881	=cut
614		882
615	sub datalog($@) {	883	sub datalog($@) {
616	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	886	}
619		887
620	=back	888	=back
621		889
622	=cut	890	=cut
623		891
624	#############################################################################	892	#############################################################################
625		893
626	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
627		895
628	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
629	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")
630	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
631		899
632	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>
633	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
634	Crossfire TRT).	902	Deliantra).
635		903
636	=over 4	904	=over 4
637		905
638	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
639		907
…		…
683	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
684		952
685	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
687		955
688	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		958
691	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
692		960
693	=over 4	961	=over 4
…		…
817		1085
818	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1088
821	} elsif (ref $type) {	1089	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
823		1091
824	} else {	1092	} else {
825	shift @arg;	1093	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
827	}	1095	}
828	}	1096	}
829	}	1097	}
830		1098
831	sub _object_attach {	1099	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
842	}	1110	}
843		1111
844	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
845	} else {	1113	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1115	}
848		1116
849	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
850	}	1118	}
851		1119
…		…
910		1178
911	for (@$callbacks) {	1179	for (@$callbacks) {
912	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
913		1181
914	if ($@) {	1182	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1184	override;
918	}	1185	}
919		1186
920	return 1 if $override;	1187	return 1 if $override;
921	}	1188	}
922		1189
923	0	1190	0
924	}	1191	}
925		1192
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1194
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1196
930	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
931		1198
…		…
937		1204
938	=cut	1205	=cut
939		1206
940	#############################################################################	1207	#############################################################################
941	# object support	1208	# object support
942	#
943		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 $SLOW_MERGES;#d#
944	sub _can_merge {	1243	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
946		1245
947	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1247
951	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
952	}	1250	}
953		1251
954	sub reattach {	1252	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1254	my ($obj) = @_;
957		1255
		1256	# no longer needed after getting rid of delete_package?
958	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
959		1258
960	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
961		1260
962	@$registry = ();	1261	@$registry = ();
963		1262
…		…
968	for (@$attach) {	1267	for (@$attach) {
969	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
971	}	1270	}
972	} else {	1271	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1273	}
975	}	1274	}
976	}	1275	}
977		1276
978	cf::attachable->attach (	1277	cf::attachable->attach (
979	prio => -1000000,	1278	prio => -1000000,
980	on_instantiate => sub {	1279	on_instantiate => sub {
981	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
982		1281
983	$data = from_json $data;	1282	$data = decode_json $data;
984		1283
985	for (@$data) {	1284	for (@$data) {
986	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
987		1286
988	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1303	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1006		1305
1007	sync_job {	1306	sync_job {
1008	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1011		1312
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1320	aio_close $fh;
1017		1321
1018	if (@$objs) {	1322	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1331	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1333	}
1027	} else {	1334	} else {
1028	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1029	}	1336	}
1030		1337
1031	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1342	} else {
1033	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1034	}	1344	}
1035	} else {	1345	} else {
1036	aio_unlink $filename;	1346	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1038	}	1348	}
1039	}	1349	};
1040	}	1350	}
1041		1351
1042	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1044		1354
…		…
1056	or return;	1366	or return;
1057		1367
1058	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1370	or return;
		1371
1061	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1062	}	1374	}
1063		1375
		1376	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
		1380
1066	return ($data, $av);	1381	($data, $av)
1067	}	1382	}
1068		1383
1069	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
1070		1385
1071	=over 4	1386	=over 4
…		…
1125	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1126		1441
1127	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1128	}	1443	}
1129		1444
		1445	use File::Glob ();
		1446
1130	cf::player->attach (	1447	cf::player->attach (
1131	on_command => sub {	1448	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1133		1450
1134	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1135	or return;	1452	or return;
1136		1453
…		…
1144	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1145		1462
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1464
1148	if (ref $msg) {	1465	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1150	"ARRAY" eq ref $msg
1151	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1467
1154	my @reply;	1468	my @reply;
1155		1469
1156	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1157	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1159		1473
1160	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1161	if $reply;	1475	if $reply;
1162		1476
1163	} else {	1477	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1479	}
1166		1480
1167	cf::override;	1481	cf::override;
1168	},	1482	},
1169	);	1483	);
1170		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1171	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1172	cf::sync_job {	1501	cf::sync_job {
1173	my %todo;	1502	my %todo;
1174		1503
1175	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1505	next unless -r $path;
…		…
1194		1523
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1526
1198	$ext{source} =	1527	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1201	. $source	1530	. $source
1202	. "\n};\n1";	1531	. "\n};\n1";
1203		1532
1204	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1205	}	1534	}
1206		1535
		1536	my $pass = 0;
1207	my %done;	1537	my %done;
1208	while (%todo) {	1538	while (%todo) {
1209	my $progress;	1539	my $progress;
1210		1540
		1541	++$pass;
		1542
		1543	ext:
1211	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1546	next ext
1214	unless exists $done{$_};	1547	unless exists $done{$_};
1215	}	1548	}
1216		1549
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1551
1219	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1224	warn $msg;	1559
1225	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1561	delete $todo{$k};
1227	}	1562	} else {
1228		1563	$done{$k} = delete $todo{$k};
1229	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1230	}	1569	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1570	}
1236		1571
1237	skip:	1572	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1240	}	1582	}
1241	};	1583	};
1242	}	1584	}
1243		1585
1244	#############################################################################	1586	#############################################################################
1245		1587
1246	=back	1588	=back
1247		1589
1248	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1249		1591
1250	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1251		1593
1252	=cut	1594	=cut
1253		1595
1254	package cf::player;	1596	package cf::player;
1255		1597
1256	use Coro::AIO;	1598	use Coro::AIO;
1257		1599
1258	=head3 cf::player	1600	=head3 cf::player
1259		1601
1260	=over 4	1602	=over 4
		1603
		1604	=item cf::player::num_playing
		1605
		1606	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1607
		1608	=cut
		1609
		1610	sub num_playing {
		1611	scalar grep
		1612	$_->ob->map
		1613	&& !$_->hidden
		1614	&& !$_->ob->flag (cf::FLAG_WIZ),
		1615	cf::player::list
		1616	}
1261		1617
1262	=item cf::player::find $login	1618	=item cf::player::find $login
1263		1619
1264	Returns the given player object, loading it if necessary (might block).	1620	Returns the given player object, loading it if necessary (might block).
1265		1621
…		…
1284		1640
1285	sub exists($) {	1641	sub exists($) {
1286	my ($login) = @_;	1642	my ($login) = @_;
1287		1643
1288	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1290	}	1646	}
1291		1647
1292	sub find($) {	1648	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1650	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1657	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1658	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1659	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1660	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1661
1306	my $pl = load_pl path $login	1662	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1663	or return;
		1664
		1665	my $pl = cf::player::load_pl $f
		1666	or return;
		1667
		1668	local $cf::PLAYER_LOADING{$login} = $pl;
		1669	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1309	}	1671	}
1310	}	1672	}
1311	}	1673	}
		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
1312		1687
1313	sub save($) {	1688	sub save($) {
1314	my ($pl) = @_;	1689	my ($pl) = @_;
1315		1690
1316	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1322		1697
1323	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
1325		1700
		1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1705
1326	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1327	Coro::cede;	1707	cf::cede_to_tick;
1328	}	1708	}
1329		1709
1330	sub new($) {	1710	sub new($) {
1331	my ($login) = @_;	1711	my ($login) = @_;
1332		1712
…		…
1361	my ($pl) = @_;	1741	my ($pl) = @_;
1362		1742
1363	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1364		1744
1365	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1747
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1369	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1371	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1372		1756
1373	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1375	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1410	or return [];	1794	or return [];
1411		1795
1412	my @logins;	1796	my @logins;
1413		1797
1414	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
		1799	my $path = path $login;
		1800
		1801	# a .pst is a dead give-away for a valid player
		1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1807	}
1418		1808
1419	utf8::decode $login;	1809	utf8::decode $login;
1420	push @logins, $login;	1810	push @logins, $login;
1421	}	1811	}
1422		1812
1423	\@logins	1813	\@logins
1424	}	1814	}
1425		1815
1426	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1427		1819
1428	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1429	player. May block.	1821	player. May block.
1430		1822
1431	=cut	1823	=cut
…		…
1449	}	1841	}
1450		1842
1451	\@paths	1843	\@paths
1452	}	1844	}
1453		1845
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1847
1456	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1849
1504	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1505		1851
1506	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1507		1853
…		…
1539		1885
1540	=cut	1886	=cut
1541		1887
1542	sub find_by_path($) {	1888	sub find_by_path($) {
1543	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1544		1892
1545	my ($match, $specificity);	1893	my ($match, $specificity);
1546		1894
1547	for my $region (list) {	1895	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1576		1924
1577	sub generate_random_map {	1925	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1579	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1580	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1588	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1589	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1590	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1591	(cf::region::find $rmp->{region}), $rmp->{custom}
1592	)
1593	}	1931	}
1594		1932
1595	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1596		1934
1597	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1602		1940
1603	sub register {	1941	sub register {
1604	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	1943	my $pkg = caller;
1606		1944
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		1946
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	1948	}
1612		1949
1613	# also paths starting with '/'	1950	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		1952
1616	sub thawer_merge {	1953	sub thawer_merge {
1617	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1618		1955
1619	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1624	}	1961	}
1625		1962
1626	sub normalise {	1963	sub normalise {
1627	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1628		1965
1629	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1630		1967
1631	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1632		1969
1633	# map plan:	1970	# map plan:
1634	#	1971	#
…		…
1649	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1650	$path = "$base/$path";	1987	$path = "$base/$path";
1651	}	1988	}
1652		1989
1653	for ($path) {	1990	for ($path) {
1654	redo if s{//}{/};
1655	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1656	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1657	}	1993	}
1658		1994
1659	$path	1995	$path
…		…
1673	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1674	return $self;	2010	return $self;
1675	}	2011	}
1676	}	2012	}
1677		2013
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	2015	()
1680	}	2016	}
1681		2017
		2018	# may re-bless or do other evil things
1682	sub init {	2019	sub init {
1683	my ($self) = @_;	2020	my ($self) = @_;
1684		2021
1685	$self	2022	$self
1686	}	2023	}
…		…
1705		2042
1706	# the temporary/swap location	2043	# the temporary/swap location
1707	sub save_path {	2044	sub save_path {
1708	my ($self) = @_;	2045	my ($self) = @_;
1709		2046
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1712	}	2049	}
1713		2050
1714	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1715	sub uniq_path {	2052	sub uniq_path {
1716	my ($self) = @_;	2053	my ($self) = @_;
1717		2054
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	2057	}
1730		2058
1731	sub decay_objects {	2059	sub decay_objects {
1732	my ($self) = @_;	2060	my ($self) = @_;
1733		2061
…		…
1746		2074
1747	sub load_header_from($) {	2075	sub load_header_from($) {
1748	my ($self, $path) = @_;	2076	my ($self, $path) = @_;
1749		2077
1750	utf8::encode $path;	2078	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	2079	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2080	or return;
1756		2081
		2082	$self->_load_header ($f)
		2083	or return;
		2084
		2085	local $MAP_LOADING{$self->{path}} = $self;
		2086	$f->resolve_delayed_derefs;
		2087
1757	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1758		2089
1759	1	2090	1
1760	}	2091	}
1761		2092
		2093	# used to laod the header of an original map
1762	sub load_header_orig {	2094	sub load_header_orig {
1763	my ($self) = @_;	2095	my ($self) = @_;
1764		2096
1765	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1766	}	2098	}
1767		2099
		2100	# used to laod the header of an instantiated map
1768	sub load_header_temp {	2101	sub load_header_temp {
1769	my ($self) = @_;	2102	my ($self) = @_;
1770		2103
1771	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1772	}	2105	}
1773		2106
		2107	# called after loading the header from an instantiated map
1774	sub prepare_temp {	2108	sub prepare_temp {
1775	my ($self) = @_;	2109	my ($self) = @_;
1776		2110
1777	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1778	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1779	# safety	2113	# safety
1780	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1781	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1782	}	2116	}
1783		2117
		2118	# called after loading the header from an original map
1784	sub prepare_orig {	2119	sub prepare_orig {
1785	my ($self) = @_;	2120	my ($self) = @_;
1786		2121
1787	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1788	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1812		2147
1813	sub find;	2148	sub find;
1814	sub find {	2149	sub find {
1815	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1816		2151
		2152	cf::cede_to_tick;
		2153
1817	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1818		2155
		2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2158
1821	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1824	or return;	2161	or return;
1825		2162
1826	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1827		2164
…		…
1829	or return;	2166	or return;
1830		2167
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
		2172	undef $guard1;
1834	$map->reset;	2173	$map->reset;
1835	undef $guard;
1836	return find $path;	2174	return find $path;
1837	}	2175	}
1838		2176
1839	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1840	}	2178	}
1841	}	2179	}
1842		2180
1843	sub pre_load { }	2181	sub pre_load { }
1844	sub post_load { }	2182	#sub post_load { } # XS
1845		2183
1846	sub load {	2184	sub load {
1847	my ($self) = @_;	2185	my ($self) = @_;
1848		2186
1849	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
1850		2188
1851	my $path = $self->{path};	2189	my $path = $self->{path};
1852		2190
1853	{	2191	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1855		2193
		2194	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1857
1858	$self->in_memory (cf::MAP_LOADING);
1859		2196
1860	$self->alloc;	2197	$self->alloc;
1861		2198
1862	$self->pre_load;	2199	$self->pre_load;
1863	Coro::cede;	2200	cf::cede_to_tick;
1864		2201
1865	$self->_load_objects ($self->{load_path}, 1)	2202	if (exists $self->{load_path}) {
		2203	my $f = new_from_file cf::object::thawer $self->{load_path};
		2204	$f->skip_block;
		2205	$self->_load_objects ($f)
1866	or return;	2206	or return;
1867		2207
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
1869	if delete $self->{load_original};	2209	if delete $self->{load_original};
1870		2210
1871	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2212	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2213	unless (aio_stat $uniq) {
		2214	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2215	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2216	$self->_load_objects ($f);
		2217	$f->resolve_delayed_derefs;
		2218	}
		2219	}
1876	}	2220	}
1877	}
1878		2221
1879	Coro::cede;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
		2229
		2230	cf::cede_to_tick;
1880	# now do the right thing for maps	2231	# now do the right thing for maps
1881	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2234	unless $self->difficulty;
1884	Coro::cede;	2235	cf::cede_to_tick;
1885		2236
1886	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2238	$self->decay_objects;
1888	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
1889	$self->update_buttons;	2240	$self->update_buttons;
1890	Coro::cede;	2241	cf::cede_to_tick;
1891	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
1892	Coro::cede;
1893	$self->activate;
1894	}	2243	}
1895		2244
1896	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
1898
1899	$self->in_memory (cf::MAP_IN_MEMORY);
1900	}	2247	}
1901		2248
1902	$self->post_load;	2249	$self->post_load;
1903	}
1904		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2257	sub customise_for {
1906	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
1907		2259
1908	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2261	if $self->per_player;
…		…
1912	# if $self->per_party;	2264	# if $self->per_party;
1913		2265
1914	$self	2266	$self
1915	}	2267	}
1916		2268
1917	# find and load all maps in the 3x3 area around a map
1918	sub load_neighbours {
1919	my ($map) = @_;
1920
1921	my @neigh; # diagonal neighbours
1922
1923	for (0 .. 3) {
1924	my $neigh = $map->tile_path ($_)
1925	or next;
1926	$neigh = find $neigh, $map
1927	or next;
1928	$neigh->load;
1929
1930	push @neigh,
1931	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1932	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1933	}
1934
1935	for (grep defined $_->[0], @neigh) {
1936	my ($path, $origin) = @$_;
1937	my $neigh = find $path, $origin
1938	or next;
1939	$neigh->load;
1940	}
1941	}
1942
1943	sub find_sync {	2269	sub find_sync {
1944	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
1945		2271
1946	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
1947	}	2277	}
1948		2278
1949	sub do_load_sync {	2279	sub do_load_sync {
1950	my ($map) = @_;	2280	my ($map) = @_;
1951		2281
		2282	# it's a bug to call this from the main context
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current != $Coro::main;	2284	if $Coro::current == $Coro::main;
1954		2285
1955	cf::sync_job { $map->load };	2286	$map->load;
1956	}	2287	}
1957		2288
1958	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
1960		2291
1961	sub find_async {	2292	sub find_async {
1962	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
1963		2294
1964	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
1965		2296
1966	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
1968	}	2299	}
1969		2300
1970	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
1971		2302
1972	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
		2304	$Coro::current->{desc} = "map prefetcher";
		2305
1973	while (%MAP_PREFETCH) {	2306	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2307	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2308	if (my $map = find $k) {
1976	$map->load if $v;	2309	$map->load if $v;
1977	}	2310	}
…		…
1984	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
1985		2318
1986	()	2319	()
1987	}	2320	}
1988		2321
		2322	# common code, used by both ->save and ->swapout
1989	sub save {	2323	sub _save {
1990	my ($self) = @_;	2324	my ($self) = @_;
1991
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;
1993		2325
1994	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
1995		2327
1996	return unless $self->dirty;	2328	return unless $self->dirty;
1997		2329
…		…
2003	return if $self->{deny_save};	2335	return if $self->{deny_save};
2004		2336
2005	local $self->{last_access} = $self->last_access;#d#	2337	local $self->{last_access} = $self->last_access;#d#
2006		2338
2007	cf::async {	2339	cf::async {
		2340	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
2009	};	2342	};
		2343
		2344	cf::get_slot 0.02;
2010		2345
2011	if ($uniq) {	2346	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2349	} else {
2015	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2016	}	2351	}
2017	}	2352	}
2018		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2019	sub swap_out {	2362	sub swap_out {
2020	my ($self) = @_;	2363	my ($self) = @_;
2021		2364
2022	# save first because save cedes
2023	$self->save;
2024
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2027	return if $self->players;	2369	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;
2029	return if $self->{deny_save};
2030		2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
2031	$self->clear;	2380	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2381	}
2034		2382
2035	sub reset_at {	2383	sub reset_at {
2036	my ($self) = @_;	2384	my ($self) = @_;
2037		2385
…		…
2055		2403
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2405
2058	return if $self->players;	2406	return if $self->players;
2059		2407
2060	warn "resetting map ", $self->path;	2408	cf::trace "resetting map ", $self->path, "\n";
2061		2409
2062	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
2063		2411
2064	# need to save uniques path	2412	# need to save uniques path
2065	unless ($self->{deny_save}) {	2413	unless ($self->{deny_save}) {
2066	my $uniq = $self->uniq_path; utf8::encode $uniq;	2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
2067		2415
…		…
2069	if $uniq;	2417	if $uniq;
2070	}	2418	}
2071		2419
2072	delete $cf::MAP{$self->path};	2420	delete $cf::MAP{$self->path};
2073		2421
		2422	$self->deactivate;
		2423	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2424	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2425
2078	$self->unlink_save;	2426	$self->unlink_save;
2079	$self->destroy;	2427	$self->destroy;
2080	}	2428	}
2081		2429
2082	my $nuke_counter = "aaaa";	2430	my $nuke_counter = "aaaa";
2083		2431
2084	sub nuke {	2432	sub nuke {
2085	my ($self) = @_;	2433	my ($self) = @_;
2086		2434
		2435	{
		2436	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2437
2087	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2088		2439
2089	$self->unlink_save;	2440	$self->unlink_save;
2090		2441
2091	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2092	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2447
2097	$cf::MAP{$self->path} = $self;	2448	$cf::MAP{$self->path} = $self;
		2449	}
2098		2450
2099	$self->reset; # polite request, might not happen	2451	$self->reset; # polite request, might not happen
2100	}	2452	}
2101		2453
2102	=item $maps = cf::map::tmp_maps	2454	=item $maps = cf::map::tmp_maps
…		…
2144		2496
2145	sub unique_maps() {	2497	sub unique_maps() {
2146	[	2498	[
2147	map {	2499	map {
2148	utf8::decode $_;	2500	utf8::decode $_;
2149	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2150	? normalise $_	2504	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2506	]
2154	}	2507	}
2155		2508
2156	package cf;	2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
2157		2540
2158	=back	2541	=back
2159		2542
2160	=head3 cf::object	2543	=head3 cf::object
2161		2544
…		…
2165		2548
2166	=over 4	2549	=over 4
2167		2550
2168	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2169		2552
2170	Returns the inventory of the object _and_ their inventories, recursively.	2553	Returns the inventory of the object I<and> their inventories, recursively,
		2554	but I<not> the object itself.
2171		2555
2172	=cut	2556	=cut
2173		2557
2174	sub inv_recursive_;	2558	sub inv_recursive_;
2175	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2178		2562
2179	sub inv_recursive {	2563	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2181	}	2565	}
2182		2566
		2567	=item $ref = $ob->ref
		2568
		2569	Creates and returns a persistent reference to an object that can be stored as a string.
		2570
		2571	=item $ob = cf::object::deref ($refstring)
		2572
		2573	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2574	even if the object actually exists. May block.
		2575
		2576	=cut
		2577
		2578	sub deref {
		2579	my ($ref) = @_;
		2580
		2581	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2582	my ($uuid, $name) = ($1, $2);
		2583	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2584	or return;
		2585	$pl->ob->uuid eq $uuid
		2586	or return;
		2587
		2588	$pl->ob
		2589	} else {
		2590	warn "$ref: cannot resolve object reference\n";
		2591	undef
		2592	}
		2593	}
		2594
2183	package cf;	2595	package cf;
2184		2596
2185	=back	2597	=back
2186		2598
2187	=head3 cf::object::player	2599	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2605	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2606	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2196		2608
2197	=cut	2609	=cut
		2610
		2611	our $SAY_CHANNEL = {
		2612	id => "say",
		2613	title => "Map",
		2614	reply => "say ",
		2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2616	};
		2617
		2618	our $CHAT_CHANNEL = {
		2619	id => "chat",
		2620	title => "Chat",
		2621	reply => "chat ",
		2622	tooltip => "Player chat and shouts, global to the server.",
		2623	};
2198		2624
2199	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2626	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2627	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2642
2217	} else {	2643	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2646	}
2221	}	2647	}
2222	}	2648	}
2223		2649
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2675
2250	=item $player_object->enter_link	2676	=item $player_object->enter_link
2251		2677
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2679
2254	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2256		2684
2257	Will never block.	2685	Will never block.
2258		2686
2259	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2260		2688
…		…
2280	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2281	my ($self) = @_;	2709	my ($self) = @_;
2282		2710
2283	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2284		2712
		2713	++$self->{_link_recursion};
		2714
2285	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2286		2716
2287	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2288	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2289		2719
2290	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2291	}	2721	}
2292		2722
2293	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2294	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2295		2725
…		…
2312	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2314		2744
2315	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2318		2748
2319	$map->load;	2749	$map->load;
2320	$map->load_neighbours;
2321		2750
2322	return unless $self->contr->active;	2751	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2752
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2327	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2328		2760
		2761	}
		2762
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2330		2764
2331	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2769	be called at the end of this process.
2336		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
		2773
2337	=cut	2774	=cut
2338		2775
2339	our $GOTOGEN;	2776	our $GOTOGEN;
2340		2777
2341	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2342	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
2343		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
		2786
2344	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2789
2347	$self->enter_link;	2790	$self->enter_link;
2348		2791
2349	(async {	2792	(async {
		2793	$Coro::current->{desc} = "player::goto $path $x $y";
		2794
		2795	# *tag paths override both path and x|y
		2796	if ($path =~ /^\*(.*)$/) {
		2797	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2798	my $ob = $obs[rand @obs];
		2799
		2800	# see if we actually can go there
		2801	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2802	$ob = $obs[rand @obs];
		2803	} else {
		2804	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2805	}
		2806	# else put us there anyways for now #d#
		2807
		2808	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2809	} else {
		2810	($path, $x, $y) = (undef, undef, undef);
		2811	}
		2812	}
		2813
2350	my $map = eval {	2814	my $map = eval {
2351	my $map = cf::map::find $path;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2352		2816
2353	if ($map) {	2817	if ($map) {
2354	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2356	} else {	2820	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2822	}
2359		2823
2360	$map	2824	$map
2361	};	2825	};
2362		2826
…		…
2368	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2369	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2370	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2371	}	2835	}
2372		2836
2373	$done->() if $done;	2837	$done->($self) if $done;
2374	})->prio (1);	2838	})->prio (1);
2375	}	2839	}
2376		2840
2377	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2378		2842
…		…
2398	}	2862	}
2399		2863
2400	sub prepare_random_map {	2864	sub prepare_random_map {
2401	my ($exit) = @_;	2865	my ($exit) = @_;
2402		2866
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2869	# that depends on the exit object
2408		2870
2409	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2873	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2416	}	2880	}
2417		2881
2418	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2419		2883
2420	my $data = cf::to_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2423		2887
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2890	undef $fh;
2427	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2428		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2431	}	2899	}
2432	}	2900	}
2433		2901
2434	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2436		2904
2437	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2438		2906
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2907	$self->enter_link;
2451		2908
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2909	(async {
2457	$self->deactivate_recursive; # just to be sure	2910	$Coro::current->{desc} = "enter_exit";
		2911
2458	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2916	my $x = $exit->stats->hp;
		2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
		2941
2459	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2460		2943
		2944	# if exit is damned, update players death & WoR home-position
		2945	$self->contr->savebed ($map, $x, $y)
		2946	if $exit->flag (cf::FLAG_DAMNED);
		2947
2461	1;	2948	1
2462	}) {	2949	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2954
2468	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2469	$self->leave_link;	2956	$self->leave_link;
2470	}	2957	}
2471	})->prio (1);	2958	})->prio (1);
2472	}	2959	}
2473		2960
…		…
2485	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2487		2974
2488	utf8::encode $text;	2975	utf8::encode $text;
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2490	}	3002	}
2491		3003
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		3005
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	3008	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	3009	the message unless the client supports the msg packet.
2498		3010
2499	=cut	3011	=cut
2500		3012
		3013	# non-persistent channels (usually the info channel)
		3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
		3021	"c/identify" => {
		3022	id => "infobox",
		3023	title => "Identify",
		3024	reply => undef,
		3025	tooltip => "Items recently identified",
		3026	},
		3027	"c/examine" => {
		3028	id => "infobox",
		3029	title => "Examine",
		3030	reply => undef,
		3031	tooltip => "Signs and other items you examined",
		3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
		3038	},
		3039	"c/book" => {
		3040	id => "infobox",
		3041	title => "Book",
		3042	reply => undef,
		3043	tooltip => "The contents of a note or book",
		3044	},
		3045	"c/lookat" => {
		3046	id => "infobox",
		3047	title => "Look",
		3048	reply => undef,
		3049	tooltip => "What you saw there",
		3050	},
		3051	"c/who" => {
		3052	id => "infobox",
		3053	title => "Players",
		3054	reply => undef,
		3055	tooltip => "Shows players who are currently online",
		3056	},
		3057	"c/body" => {
		3058	id => "infobox",
		3059	title => "Body Parts",
		3060	reply => undef,
		3061	tooltip => "Shows which body parts you posess and are available",
		3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
		3099	"c/uptime" => {
		3100	id => "infobox",
		3101	title => "Uptime",
		3102	reply => undef,
		3103	tooltip => "How long the server has been running since last restart",
		3104	},
		3105	"c/mapinfo" => {
		3106	id => "infobox",
		3107	title => "Map Info",
		3108	reply => undef,
		3109	tooltip => "Information related to the maps",
		3110	},
		3111	"c/party" => {
		3112	id => "party",
		3113	title => "Party",
		3114	reply => "gsay ",
		3115	tooltip => "Messages and chat related to your party",
		3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
		3125	);
		3126
2501	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2503		3129
2504	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2505		3132
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		3134
		3135	# check predefined channels, for the benefit of C
		3136	if ($CHANNEL{$channel}) {
		3137	$channel = $CHANNEL{$channel};
		3138
		3139	$self->ext_msg (channel_info => $channel);
		3140	$channel = $channel->{id};
		3141
2508	if (ref $channel) {	3142	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	3146	$self->ext_msg (channel_info => $channel);
2513	}	3147	}
…		…
2515	$channel = $channel->{id};	3149	$channel = $channel->{id};
2516	}	3150	}
2517		3151
2518	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2519		3153
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3154	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2524		3157
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3161	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		3162
2539	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	3164	}
2553		3165
2554	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2555		3167
2556	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2558	=cut	3170	=cut
2559		3171
2560	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2562		3174
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	3175	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	3180	}
2571	}	3181	}
2572		3182
2573	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2574		3184
…		…
2577	=cut	3187	=cut
2578		3188
2579	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2581		3191
2582	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {
2585	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}
2589	}	3195	}
2590		3196
2591	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2592		3198
2593	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2648	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2649		3255
2650	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2651		3257
2652	if (ref $msg) {	3258	if (ref $msg) {
2653	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2654	"ARRAY" eq ref $msg
2655	? @$msg
2656	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2657		3260
2658	my @reply;	3261	my @reply;
2659		3262
2660	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2661	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2663		3266
2664	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2665	if $reply;	3268	if $reply;
2666		3269
2667	} else {	3270	} else {
2668	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2669	}	3272	}
2670		3273
2671	cf::override;	3274	cf::override;
2672	},	3275	},
2673	);	3276	);
…		…
2693		3296
2694	$coro	3297	$coro
2695	}	3298	}
2696		3299
2697	cf::client->attach (	3300	cf::client->attach (
2698	on_destroy => sub {	3301	on_client_destroy => sub {
2699	my ($ns) = @_;	3302	my ($ns) = @_;
2700		3303
2701	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2702	},	3305	},
2703	);	3306	);
…		…
2719	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
2720		3323
2721	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
2722		3325
2723	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
2724	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
2725	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
2726	sort time	3329	sort time
2727	));	3330	));
2728		3331
2729	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
2731	=pod	3334	=pod
2732		3335
2733	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
2734		3337
2735	cf::object	3338	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3339	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3340	insert remove name archname title slaying race decrease split
		3341	value
2738		3342
2739	cf::object::player	3343	cf::object::player
2740	player	3344	player
2741		3345
2742	cf::player	3346	cf::player
…		…
2747		3351
2748	=cut	3352	=cut
2749		3353
2750	for (	3354	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3357	decrease split destroy change_exp value msg lore send_msg)],
2754	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
2756	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
2757	) {	3361	) {
2758	no strict 'refs';
2759	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
2760	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2761	for @funs;	3364	for @funs;
2762	}	3365	}
2763		3366
…		…
2778		3381
2779	my $qcode = $code;	3382	my $qcode = $code;
2780	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2781	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
2782		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
2783	local $_;	3389	local $_;
2784	local @safe::cf::_safe_eval_args = values %vars;
2785		3390
2786	my $eval =	3391	my $eval =
2787	"do {\n"	3392	"do {\n"
2788	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2789	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
2790	. $code	3395	. $code
2791	. "\n}"	3396	. "\n}"
2792	;	3397	;
2793		3398
		3399	if ($CFG{safe_eval}) {
2794	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
2795	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2796	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
2797		3408
2798	if ($@) {	3409	if ($@) {
2799	warn "$@";	3410	warn "$@",
2800	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
2801	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
2802	}	3413	}
2803		3414
2804	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
2805	}	3416	}
2806		3417
…		…
2820	=cut	3431	=cut
2821		3432
2822	sub register_script_function {	3433	sub register_script_function {
2823	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
2824		3435
2825	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
2826	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
2827	}	3438	}
2828		3439
2829	=back	3440	=back
2830		3441
2831	=cut	3442	=cut
…		…
2834	# the server's init and main functions	3445	# the server's init and main functions
2835		3446
2836	sub load_facedata($) {	3447	sub load_facedata($) {
2837	my ($path) = @_;	3448	my ($path) = @_;
2838		3449
		3450	# HACK to clear player env face cache, we need some signal framework
		3451	# for this (global event?)
		3452	%ext::player_env::MUSIC_FACE_CACHE = ();
		3453
2839	my $enc = JSON::XS->new->utf8->canonical;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3455
2841	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
2842		3457
2843	my $facedata;	3458	my $facedata = decode_storable load_file $path;
2844	0 < aio_load $path, $facedata
2845	or die "$path: $!";
2846
2847	$facedata = Coro::Storable::thaw $facedata;
2848		3459
2849	$facedata->{version} == 2	3460	$facedata->{version} == 2
2850	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
2851		3462
2852	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2853	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
2854	type => FT_RSRC,	3466	type => FT_RSRC,
2855	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
2856	};	3469	};
2857	cf::cede_to_tick;	3470	cf::cede_to_tick;
2858		3471
2859	{	3472	{
2860	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
2861		3474
2862	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3477
2864	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2868		3483
2869	cf::cede_to_tick;	3484	cf::cede_to_tick;
2870	}	3485	}
2871		3486
2872	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3488	next unless $info->{smooth};
		3489
2874	my $idx = cf::face::find $face	3490	my $idx = cf::face::find $face
2875	or next;	3491	or next;
		3492
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3496	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
2881	}	3498	}
2882		3499
2883	cf::cede_to_tick;	3500	cf::cede_to_tick;
2884	}	3501	}
2885	}	3502	}
…		…
2894		3511
2895	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
2896	}	3513	}
2897		3514
2898	{	3515	{
2899	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
2902		3517
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
		3519	if (defined (my $type = $info->{type})) {
		3520	# TODO: different hash - must free and use new index, or cache ixface data queue
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;
2908		3522
2909	if ($info->{type} & 1) {	3523	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2910	# prepend meta info	3524	cf::face::set_type $idx, $type;
2911		3525	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2912	my $meta = $enc->encode ({
2913	name => $name,
2914	%{ $info->{meta} || {} },
2915	});
2916
2917	$data = pack "(w/a*)*", $meta, $info->{data};
2918	} else {	3526	} else {
2919	$data = $info->{data};	3527	# $RESOURCE{$name} = $info; # unused
2920	}	3528	}
2921		3529
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3530	cf::cede_to_tick;
2926	}	3531	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3532	}
		3533
		3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3535
2947	1	3536	1
2948	}	3537	}
2949		3538
2950	register_exticmd fx_want => sub {	3539	register_exticmd fx_want => sub {
…		…
2953	while (my ($k, $v) = each %$want) {	3542	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3543	$ns->fx_want ($k, $v);
2955	}	3544	}
2956	};	3545	};
2957		3546
		3547	sub load_resource_file($) {
		3548	my $guard = lock_acquire "load_resource_file";
		3549
		3550	my $status = load_resource_file_ $_[0];
		3551	get_slot 0.1, 100;
		3552	cf::arch::commit_load;
		3553
		3554	$status
		3555	}
		3556
2958	sub reload_regions {	3557	sub reload_regions {
		3558	# HACK to clear player env face cache, we need some signal framework
		3559	# for this (global event?)
		3560	%ext::player_env::MUSIC_FACE_CACHE = ();
		3561
2959	load_resource_file "$MAPDIR/regions"	3562	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3563	or die "unable to load regions file\n";
2961		3564
2962	for (cf::region::list) {	3565	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3566	$_->{match} = qr/$_->{match}/
…		…
2971	}	3574	}
2972		3575
2973	sub reload_archetypes {	3576	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3577	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3578	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references
2977	# this really needs to be done in an extra post-pass
2978	# (which needs to be synchronous, so solve it differently)
2979	load_resource_file "$DATADIR/archetypes"
2980	or die "unable to load archetypes\n";
2981	}	3579	}
2982		3580
2983	sub reload_treasures {	3581	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
2986	}	3584	}
2987		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
2988	sub reload_resources {	3606	sub reload_resources {
2989	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
2990		3608
		3609	reload_exp_table;
		3610	reload_materials;
		3611	reload_facedata;
		3612	reload_sound;
		3613	reload_archetypes;
2991	reload_regions;	3614	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3615	reload_treasures;
2996		3616
2997	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
2998	}	3618	}
2999		3619
3000	sub init {	3620	sub reload_config {
3001	reload_resources;	3621	trace "reloading config file...\n";
3002	}
3003		3622
3004	sub cfg_load {	3623	my $config = load_file "$CONFDIR/config";
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3624	utf8::decode $config;
3006	or return;	3625	*CFG = decode_yaml $config;
3007		3626
3008	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;
3010
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3012		3628
3013	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3014	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3015		3631
3016	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
3020	};	3636	};
3021	warn $@ if $@;	3637	warn $@ if $@;
3022	}	3638	}
3023	}	3639	}
3024		3640
		3641	sub pidfile() {
		3642	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3643	or die "$PIDFILE: $!";
		3644	flock $fh, &Fcntl::LOCK_EX
		3645	or die "$PIDFILE: flock: $!";
		3646	$fh
		3647	}
		3648
		3649	# make sure only one server instance is running at any one time
		3650	sub atomic {
		3651	my $fh = pidfile;
		3652
		3653	my $pid = <$fh>;
		3654	kill 9, $pid if $pid > 0;
		3655
		3656	seek $fh, 0, 0;
		3657	print $fh $$;
		3658	}
		3659
		3660	sub main_loop {
		3661	trace "EV::loop starting\n";
		3662	if (1) {
		3663	EV::loop;
		3664	}
		3665	trace "EV::loop returned\n";
		3666	goto &main_loop unless $REALLY_UNLOOP;
		3667	}
		3668
3025	sub main {	3669	sub main {
		3670	cf::init_globals; # initialise logging
		3671
		3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3676
		3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3678
3026	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
3028	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3681	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3029	(async {	3682	(async {
3030	Event::one_event;	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3684	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
3032	};	3686	};
3033		3687
3034	cfg_load;	3688	evthread_start IO::AIO::poll_fileno;
		3689
		3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
		3697	cf::load_settings;
		3698
		3699	reload_resources;
		3700	reload_config;
3035	db_init;	3701	db_init;
		3702
		3703	cf::init_uuid;
		3704	cf::init_signals;
		3705	cf::init_skills;
		3706
		3707	cf::init_beforeplay;
		3708
		3709	atomic;
		3710
3036	load_extensions;	3711	load_extensions;
3037		3712
3038	$TICK_WATCHER->start;	3713	utime time, time, $RUNTIMEFILE;
3039	Event::loop;	3714
		3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
		3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3718
		3719	cf::_post_init 0;
		3720	};
		3721
		3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
		3729	goto &main_loop;
3040	}	3730	}
3041		3731
3042	#############################################################################	3732	#############################################################################
3043	# initialisation and cleanup	3733	# initialisation and cleanup
3044		3734
3045	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
3046	BEGIN {	3736	BEGIN {
		3737	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
3055	},
3056	);	3741	};
3057	}	3742	}
3058	}	3743	}
3059		3744
3060	sub write_runtime {	3745	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";	3746	my $t0 = AE::time;
3062		3747
3063	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
3065		3750
3066	IO::AIO::aio_utime $runtime, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		3752
3068	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
3069		3754
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3071	or return;	3756	or return;
3072		3757
3073	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	3770	aio_utime $fh, undef, undef;
3086		3771
3087	close $fh	3772	close $fh
3088	or return;	3773	or return;
3089		3774
3090	aio_rename "$runtime~", $runtime	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	3776	and return;
3092		3777
3093	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3094		3779
3095	1	3780	1
		3781	}
		3782
		3783	our $uuid_lock;
		3784	our $uuid_skip;
		3785
		3786	sub write_uuid_sync($) {
		3787	$uuid_skip ||= $_[0];
		3788
		3789	return if $uuid_lock;
		3790	local $uuid_lock = 1;
		3791
		3792	my $uuid = "$LOCALDIR/uuid";
		3793
		3794	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3795	or return;
		3796
		3797	my $value = uuid_seq uuid_cur;
		3798
		3799	unless ($value) {
		3800	info "cowardly refusing to write zero uuid value!\n";
		3801	return;
		3802	}
		3803
		3804	my $value = uuid_str $value + $uuid_skip;
		3805	$uuid_skip = 0;
		3806
		3807	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3808	and return;
		3809
		3810	# always fsync - this file is important
		3811	aio_fsync $fh
		3812	and return;
		3813
		3814	close $fh
		3815	or return;
		3816
		3817	aio_rename "$uuid~", $uuid
		3818	and return;
		3819
		3820	trace "uuid file written ($value).\n";
		3821
		3822	1
		3823
		3824	}
		3825
		3826	sub write_uuid($$) {
		3827	my ($skip, $sync) = @_;
		3828
		3829	$sync ? write_uuid_sync $skip
		3830	: async { write_uuid_sync $skip };
3096	}	3831	}
3097		3832
3098	sub emergency_save() {	3833	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
3100		3835
3101	warn "enter emergency perl save\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
3102		3842
3103	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
3104	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
3105	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
3106	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
3108	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3852	$pl->valid or next;
		3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3854	$pl->save;
3112	}	3855	}
3113	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
3114		3857
3115	warn "begin emergency map save\n";	3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
		3860	info "emergency_perl_save: begin map save\n";
3116	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
3117	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
3118	$map->valid or next;	3863	$map->valid or next;
3119	$map->save;	3864	$map->save;
3120	}	3865	}
3121	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
3122		3867
3123	warn "begin emergency database checkpoint\n";	3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
		3870	info "emergency_perl_save: begin database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
		3873
		3874	info "emergency_perl_save: begin write uuid\n";
		3875	write_uuid_sync 1;
		3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
3126	};	3896	};
3127		3897
3128	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
3129	}	3899	}
3130		3900
3131	sub post_cleanup {	3901	sub post_cleanup {
3132	my ($make_core) = @_;	3902	my ($make_core) = @_;
3133		3903
		3904	IO::AIO::flush;
		3905
3134	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3135	if $make_core;	3907	if $make_core;
		3908
		3909	my $fh = pidfile;
		3910	unlink $PIDFILE if <$fh> == $$;
		3911	}
		3912
		3913	# a safer delete_package, copied from Symbol
		3914	sub clear_package($) {
		3915	my $pkg = shift;
		3916
		3917	# expand to full symbol table name if needed
		3918	unless ($pkg =~ /^main::.*::$/) {
		3919	$pkg = "main$pkg" if $pkg =~ /^::/;
		3920	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3921	$pkg .= '::' unless $pkg =~ /::$/;
		3922	}
		3923
		3924	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3925	my $stem_symtab = *{$stem}{HASH};
		3926
		3927	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3928	or return;
		3929
		3930	# clear all symbols
		3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3932	for my $name (keys %$leaf_symtab) {
		3933	_gv_clear *{"$pkg$name"};
		3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3935	}
3136	}	3936	}
3137		3937
3138	sub do_reload_perl() {	3938	sub do_reload_perl() {
3139	# can/must only be called in main	3939	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3141	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3142	return;	3942	return;
3143	}	3943	}
3144		3944
3145	warn "reloading...";	3945	return if $RELOAD++;
3146		3946
3147	warn "entering sync_job";	3947	my $t1 = AE::time;
3148		3948
		3949	while ($RELOAD) {
		3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
		3952
		3953	trace "perl_reload: entering sync_job";
		3954
3149	cf::sync_job {	3955	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark
3151	cf::emergency_save;	3956	#cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark
3153		3957
3154	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;
3156
3157	# if anything goes wrong in here, we should simply crash as we already saved
3158
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163
3164	warn "flushing outstanding aio requests";
3165	for (;;) {
3166	BDB::flush;
3167	IO::AIO::flush;
3168	Coro::cede;
3169	last unless IO::AIO::nreqs || BDB::nreqs;
3170	warn "iterate...";
3171	}
3172
3173	++$RELOAD;
3174
3175	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();	3960	%EXT_CORO = ();
3178		3961
3179	warn "removing commands";	3962	trace "perl_reload: removing commands";
3180	%COMMAND = ();	3963	%COMMAND = ();
3181		3964
3182	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3183	%EXTCMD = ();	3966	%EXTCMD = ();
3184	%EXTICMD = ();	3967	%EXTICMD = ();
3185		3968
3186	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3189		3972
3190	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3191	eval {	3974	eval {
3192	$cb->($pkg);	3975	$cb->($pkg);
3193	1	3976	1
3194	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
		3978	}
		3979
		3980	trace "... clearing $pkg";
		3981	clear_package $pkg;
3195	}	3982	}
3196		3983
3197	warn "... nuking $pkg";
3198	Symbol::delete_package $pkg;
3199	}
3200
3201	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3202	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		3987
3205	warn "... unloading $k";	3988	trace "... unloading $k";
3206	delete $INC{$k};	3989	delete $INC{$k};
3207		3990
3208	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3210		3993
3211	if (my $cb = $k->can ("unload_module")) {	3994	if (my $cb = $k->can ("unload_module")) {
3212	$cb->();	3995	$cb->();
		3996	}
		3997
		3998	clear_package $k;
3213	}	3999	}
3214		4000
3215	Symbol::delete_package $k;
3216	}
3217
3218	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	4002	clear_package "safe::$_"
3220	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3221		4004
3222	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3225		4008
3226	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3227	# and global variables created in xs	4010	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3229		4012
3230	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3231		4014
3232	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3233	require cf;	4016	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3235		4018
3236	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3237	cf::cfg_load;	4020	cf::reload_config;
3238		4021
3239	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3240	cf::load_extensions;	4023	cf::load_extensions;
3241		4024
		4025	if ($REATTACH_ON_RELOAD) {
3242	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3245	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3248		4033
3249	warn "leaving sync_job";	4034	cf::_post_init 1;
3250		4035
		4036	trace "perl_reload: leaving sync_job";
		4037
3251	1	4038	1
3252	} or do {	4039	} or do {
3253	warn $@;	4040	error $@;
3254	warn "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3255	exit 1;	4042	};
		4043
		4044	--$RELOAD;
3256	};	4045	}
3257		4046
3258	warn "reloaded";	4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3259	};	4049	};
3260		4050
3261	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3262		4052
3263	sub reload_perl() {	4053	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3266		4056
3267	$RELOAD_WATCHER ||= Event->timer (	4057	$RELOAD_WATCHER ||= cf::async {
3268	reentrant => 0,	4058	Coro::AIO::aio_wait cache_extensions;
3269	after => 0,	4059
3270	data => WF_AUTOCANCEL,	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3271	cb => sub {
3272	do_reload_perl;	4061	do_reload_perl;
3273	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
3274	},	4063	};
3275	);	4064	};
3276	}	4065	}
3277		4066
3278	register_command "reload" => sub {	4067	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
3280		4069
3281	if ($who->flag (FLAG_WIZ)) {	4070	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	4071	$who->message ("reloading server.");
		4072	async {
		4073	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	4074	reload_perl;
		4075	};
3284	}	4076	}
3285	};	4077	};
3286		4078
3287	unshift @INC, $LIBDIR;	4079	#############################################################################
3288		4080
3289	my $bug_warning = 0;	4081	my $bug_warning = 0;
3290		4082
3291	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;
3293
3294	sub wait_for_tick {	4083	sub wait_for_tick() {
3295	return unless $TICK_WATCHER->is_active;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3296	return if $Coro::current == $Coro::main;
3297		4085
3298	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3299	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;
3301	}	4087	}
3302		4088
3303	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3304	return unless $TICK_WATCHER->is_active;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3305	return if $Coro::current == $Coro::main;
3306		4091
3307	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	4094	$signal->wait;
3310	}	4095	}
3311		4096
3312	my $min = 1e6;#d#	4097	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	4098	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3324	return;	4101	return;
3325	}	4102	}
3326		4103
3327	$NOW = $tick_start = Event::time;	4104	cf::one_tick; # one server iteration
3328		4105
3329	cf::server_tick; # one server iteration	4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3330		4107
3331	0 && sync_job {#d#	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3332	for(1..10) {	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3333	my $t = Event::time;	4110	Coro::async_pool {
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4111	$Coro::current->{desc} = "runtime saver";
3335	or die;	4112	write_runtime_sync
3336		4113	or error "ERROR: unable to write runtime file: $!";
3337	$map->width (50);
3338	$map->height (50);
3339	$map->alloc;
3340	$map->_load_objects ("/tmp/x.map", 1);
3341	my $t = Event::time - $t;
3342
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	4114	};
		4115	}
3353		4116
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	4118	$sig->send;
3370	}	4119	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3372	$sig->send;
3373	}
3374		4121
3375	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		4124
3386	_post_tick;	4125	if (0) {
3387		4126	if ($NEXT_TICK) {
3388		4127	my $jitter = $TICK_START - $NEXT_TICK;
		4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4129	debug "jitter $JITTER\n";#d#
		4130	}
3389	},	4131	}
3390	);	4132	}
3391		4133
3392	{	4134	{
3393	BDB::max_poll_time $TICK * 0.1;	4135	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	4136
3395	reentrant => 0,
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3403		4138	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		4140
3419	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3420	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
		4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3421		4148
3422	cf::sync_job {	4149	cf::sync_job {
3423	eval {	4150	eval {
3424	BDB::db_env_open	4151	BDB::db_env_open
3425	$DB_ENV,	4152	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4154	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4155	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	4156	0666;
3430		4157
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4158	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	4159	};
3436		4160
3437	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	4162	};
3439	}	4163	}
		4164
		4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4167	};
		4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4170	};
		4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4173	};
3440	}	4174	}
3441		4175
3442	{	4176	{
		4177	# configure IO::AIO
		4178
3443	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3448	reentrant => 0,
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	4182	}
3456		4183
3457	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3458		4186
3459	sub _log_backtrace {	4187	sub _log_backtrace {
3460	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3461		4189
3462	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3463		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3464	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3466	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3467	async {	4200	async {
		4201	$Coro::current->{desc} = "abt $msg";
		4202
3468	my @bt = fork_call {	4203	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3472	or die "addr2line: $!";	4207	or die "addr2line: $!";
…		…
3480	}	4215	}
3481		4216
3482	@funcs	4217	@funcs
3483	};	4218	};
3484		4219
3485	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	4223	--$_log_backtrace;
3488	};	4224	};
3489	} else {	4225	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3491	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3492	}	4228	}
3493	}	4229	}
3494		4230
3495	# load additional modules	4231	# load additional modules
3496	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3497		4234
3498	END { cf::emergency_save }	4235	END { cf::emergency_save }
3499		4236
3500	1	4237	1
3501		4238

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