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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 1.584 by root, Tue Oct 30 17:07:50 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	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		135
		136	our $UPTIME; $UPTIME ||= time;
		137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
81	our $NOW;	139	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		140
84	our $BDB_POLL_WATCHER;	141	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	142	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	143	our $LINK_MAP; # the special {link} map, which is always available
95		144
96	# used to convert map paths into valid unix filenames by replacing / by ∕	145	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	146	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		147
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
		150	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
		152
		153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
102		160
103	binmode STDOUT;	161	binmode STDOUT;
104	binmode STDERR;	162	binmode STDERR;
105		163
106	# read virtual server time, if available	164	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
111	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
112		172
113	mkdir $_	173	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		175
116	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
117		177
118	sub cf::map::normalise;	178	sub cf::map::normalise;
119		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
120	#############################################################################	184	#############################################################################
121		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
122	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
123		198
124	=over 4	199	=over 4
125		200
126	=item $cf::UPTIME	201	=item $cf::UPTIME
127		202
128	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
129		219
130	=item $cf::RUNTIME	220	=item $cf::RUNTIME
131		221
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	223	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
142	database environment.	232	database environment.
143		233
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	234	=item $cf::LOADAVG
153		235
154	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
159		241
160	The raw value load value from the last tick.	242	The raw value load value from the last tick.
161		243
162	=item %cf::CFG	244	=item %cf::CFG
163		245
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	246	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	247	from wherever your confdir points to.
166		248
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		250
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
173	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
174		273
175	This array contains the results of the last C<invoke ()> call. When	274	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	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	276	that call.
178		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
179	=back	284	=back
180		285
181	=cut	286	=cut
182		287
183	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	295	my $msg = join "", @_;
186		296
187	$msg .= "\n"	297	$msg .= "\n"
188	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
189		299
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		301
192	utf8::encode $msg;
193	LOG llevError, $msg;	302	LOG llevWarn, $msg;
194	};	303	};
195	}	304
		305	$Coro::State::DIEHOOK = sub {
		306	return unless $^S eq 0; # "eq", not "=="
		307
		308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
		311	error "DIEHOOK called in main context, Coro bug?\n";#d#
		312	return;#d#
		313	}#d#
		314
		315	# kill coroutine otherwise
		316	Coro::terminate
		317	};
196		318
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	329	for my $pkg (qw(
208	cf::global cf::attachable	330	cf::global cf::attachable
209	cf::object cf::object::player	331	cf::object cf::object::player
210	cf::client cf::player	332	cf::client cf::player
211	cf::arch cf::living	333	cf::arch cf::living
		334	cf::map cf::mapspace
212	cf::map cf::party cf::region	335	cf::party cf::region
213	)) {	336	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	338	}
217		339
218	$Event::DIED = sub {	340	$EV::DIED = sub {
219	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
220	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
221		348
222	#############################################################################	349	#############################################################################
223		350
224	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
225		352
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	374	$d
248	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
249	}	376	}
250		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
251	=item $ref = cf::from_json $json	430	=item $ref = cf::decode_json $json
252		431
253	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
254		433
255	=item $json = cf::to_json $ref	434	=item $json = cf::encode_json $ref
256		435
257	Converts a perl data structure into its JSON representation.	436	Converts a perl data structure into its JSON representation.
258		437
259	=cut	438	=cut
260		439
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		441
263	sub to_json ($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
265		506
266	=item cf::lock_wait $string	507	=item cf::lock_wait $string
267		508
268	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
269		510
270	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
271		512
272	Wait until the given lock is available and then acquires it and returns	513	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,	514	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	515	for example when the coroutine gets canceled), the lock is automatically
275	returned.	516	returned.
276		517
		518	Locks are *not* recursive, locking from the same coro twice results in a
		519	deadlocked coro.
		520
277	Lock names should begin with a unique identifier (for example, cf::map::find	521	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	522	uses map_find and cf::map::load uses map_load).
279		523
280	=item $locked = cf::lock_active $string	524	=item $locked = cf::lock_active $string
281		525
282	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
283		527
284	=cut	528	=cut
285		529
286	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
287		531
288	sub lock_wait($) {	532	sub lock_wait($) {
289	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	534	}
297		535
298	sub lock_acquire($) {	536	sub lock_acquire($) {
299	my ($key) = @_;	537	$LOCKS->guard ($_[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	}	538	}
311		539
312	sub lock_active($) {	540	sub lock_active($) {
313	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	542	}
317		543
318	sub freeze_mainloop {	544	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	545	tick_inhibit_inc;
320		546
321	my $guard = Coro::guard {	547	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	548	}
323	};	549
324	$TICK_WATCHER->stop;	550	=item cf::periodic $interval, $cb
325	$guard	551
		552	Like EV::periodic, but randomly selects a starting point so that the actions
		553	get spread over time.
		554
		555	=cut
		556
		557	sub periodic($$) {
		558	my ($interval, $cb) = @_;
		559
		560	my $start = rand List::Util::min 180, $interval;
		561
		562	EV::periodic $start, $interval, 0, $cb
326	}	563	}
327		564
328	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
329		566
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	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	568	(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.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
333		574
334	The optional C<$name> can be used to identify the job to run. It might be	575	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.	576	used for statistical purposes and should identify the same time-class.
336		577
337	Useful for short background jobs.	578	Useful for short background jobs.
338		579
339	=cut	580	=cut
340		581
341	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
343		585
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
		588	$Coro::current->desc ("timeslot manager");
		589
346	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
347		592
348	while () {	593	while () {
349	next_job:	594	next_job:
		595
350	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	597
352	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	602	$job->[2]->send;
356	Coro::cede;	603	Coro::cede;
357	goto next_job;	604	goto next_job;
358	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	607	}
360	}	608	}
361		609
362	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
365	$signal->wait;
366	} else {	613	} else {
		614	$busy = 0;
367	Coro::schedule;	615	Coro::schedule;
368	}	616	}
369	}	617	}
370	};	618	};
371		619
372	sub get_slot($;$$) {	620	sub get_slot($;$$) {
		621	return if tick_inhibit || $Coro::current == $Coro::main;
		622
373	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
374		624
375	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
376	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
377		628
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
391		642
392	BEGIN { *async = \&Coro::async_pool }	643	BEGIN { *async = \&Coro::async_pool }
393		644
394	=item cf::sync_job { BLOCK }	645	=item cf::sync_job { BLOCK }
395		646
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	647	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	648	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	649	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	650	acceptable.
400		651
401	If it must be done, put the blocking parts into C<sync_job>. This will run	652	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	653	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	657	=cut
407		658
408	sub sync_job(&) {	659	sub sync_job(&) {
409	my ($job) = @_;	660	my ($job) = @_;
410		661
411	if ($Coro::current == $Coro::main) {	662	if (in_main) {
412	my $time = Event::time;	663	my $time = AE::time;
413		664
414	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
416		667
417	# TODO: use suspend/resume instead	668	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	669
419	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
420		671
421	my $busy = 1;	672	my $busy = 1;
422	my @res;	673	my @res;
423		674
424	(async {	675	(async {
		676	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	677	@res = eval { $job->() };
426	warn $@ if $@;	678	error $@ if $@;
427	undef $busy;	679	undef $busy;
428	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
429		681
430	while ($busy) {	682	while ($busy) {
431	Coro::cede or Event::one_event;	683	if (Coro::nready) {
		684	Coro::cede_notself;
		685	} else {
		686	EV::loop EV::LOOP_ONESHOT;
432	}	687	}
		688	}
433		689
434	$time = Event::time - $time;	690	my $time = AE::time - $time;
435		691
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	692	$TICK_START += $time; # do not account sync jobs to server load
440		693
441	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
442	} else {	695	} else {
443	# we are in another coroutine, how wonderful, everything just works	696	# we are in another coroutine, how wonderful, everything just works
444		697
…		…
464	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
465		718
466	$coro	719	$coro
467	}	720	}
468		721
469	=item fork_call { }, $args	722	=item fork_call { }, @args
470		723
471	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	727	never block itself or use any form of event handling.
475		728
476	=cut	729	=cut
		730
		731	sub post_fork {
		732	reset_signals;
		733	}
477		734
478	sub fork_call(&@) {	735	sub fork_call(&@) {
479	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
480		737
481	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
484		741
485	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
486	reset_signals;	743	cf::post_fork;
487	&$cb	744	&$cb
488	}, @args;	745	} @args;
489		746
490	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
		759	}
		760
		761	=item $coin = coin_from_name $name
		762
		763	=cut
		764
		765	our %coin_alias = (
		766	"silver" => "silvercoin",
		767	"silvercoin" => "silvercoin",
		768	"silvercoins" => "silvercoin",
		769	"gold" => "goldcoin",
		770	"goldcoin" => "goldcoin",
		771	"goldcoins" => "goldcoin",
		772	"platinum" => "platinacoin",
		773	"platinumcoin" => "platinacoin",
		774	"platinumcoins" => "platinacoin",
		775	"platina" => "platinacoin",
		776	"platinacoin" => "platinacoin",
		777	"platinacoins" => "platinacoin",
		778	"royalty" => "royalty",
		779	"royalties" => "royalty",
		780	);
		781
		782	sub coin_from_name($) {
		783	$coin_alias{$_[0]}
		784	? cf::arch::find $coin_alias{$_[0]}
		785	: undef
491	}	786	}
492		787
493	=item $value = cf::db_get $family => $key	788	=item $value = cf::db_get $family => $key
494		789
495	Returns a single value from the environment database.	790	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	792	=item cf::db_put $family => $key => $value
498		793
499	Stores the given C<$value> in the family. It can currently store binary	794	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).	795	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		796
		797	=item $db = cf::db_table "name"
		798
		799	Create and/or open a new database table. The string must not be "db" and must be unique
		800	within each server.
		801
502	=cut	802	=cut
		803
		804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
		808	my ($name) = @_;
		809	my $db = BDB::db_create $DB_ENV;
		810
		811	eval {
		812	$db->set_flags (BDB::CHKSUM);
		813
		814	utf8::encode $name;
		815	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		816	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		817	cf::cleanup "db_open(db): $!" if $!;
		818	};
		819	cf::cleanup "db_open(db): $@" if $@;
		820
		821	$db
		822	}
503		823
504	our $DB;	824	our $DB;
505		825
506	sub db_init {	826	sub db_init {
507	unless ($DB) {	827	$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	}	828	}
522		829
523	sub db_get($$) {	830	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
525		832
526	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
527	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
528		837
529	$! ? ()	838	$! ? ()
530	: $data	839	: $data
531	}
532	}	840	}
533		841
534	sub db_put($$$) {	842	sub db_put($$$) {
535	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		872
565	my @data;	873	my @data;
566	my $md5;	874	my $md5;
567		875
568	for (0 .. $#$src) {	876	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	878	}
572		879
573	# if processing is expensive, check	880	# if processing is expensive, check
574	# checksum first	881	# checksum first
575	if (1) {	882	if (1) {
576	$md5 =	883	$md5 =
577	join "\x00",	884	join "\x00",
578	$processversion,	885	$processversion,
579	map {	886	map {
580	Coro::cede;	887	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	888	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	889	} 0.. $#$src;
583		890
584		891
585	my $dbmd5 = db_get cache => "$id/md5";	892	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		899
593	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	901	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
596		903
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		905
599	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
602		909
…		…
612		919
613	=cut	920	=cut
614		921
615	sub datalog($@) {	922	sub datalog($@) {
616	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	925	}
619		926
620	=back	927	=back
621		928
622	=cut	929	=cut
623		930
624	#############################################################################	931	#############################################################################
625		932
626	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
627		934
628	Many objects in crossfire are so-called attachable objects. That means you can	935	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")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
631		938
632	In the following description, CLASS can be any of C<global>, C<object>	939	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	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	941	Deliantra).
635		942
636	=over 4	943	=over 4
637		944
638	=item $attachable->attach ($attachment, key => $value...)	945	=item $attachable->attach ($attachment, key => $value...)
639		946
…		…
683	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
684		991
685	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
687		994
688	Some classes such as crossfire maps and objects can specify attachments	995	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.	996	that are attached at load/instantiate time, thus the need for a name.
690		997
691	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
692		999
693	=over 4	1000	=over 4
…		…
817		1124
818	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1127
821	} elsif (ref $type) {	1128	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
823		1130
824	} else {	1131	} else {
825	shift @arg;	1132	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
827	}	1134	}
828	}	1135	}
829	}	1136	}
830		1137
831	sub _object_attach {	1138	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
842	}	1149	}
843		1150
844	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
845	} else {	1152	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1154	}
848		1155
849	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
850	}	1157	}
851		1158
…		…
910		1217
911	for (@$callbacks) {	1218	for (@$callbacks) {
912	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
913		1220
914	if ($@) {	1221	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1223	override;
918	}	1224	}
919		1225
920	return 1 if $override;	1226	return 1 if $override;
921	}	1227	}
922		1228
923	0	1229	0
924	}	1230	}
925		1231
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1232	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1233
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1235
930	Generate an object-specific event with the given arguments.	1236	Generate an object-specific event with the given arguments.
931		1237
…		…
937		1243
938	=cut	1244	=cut
939		1245
940	#############################################################################	1246	#############################################################################
941	# object support	1247	# object support
942	#
943		1248
		1249	sub _object_equal($$);
		1250	sub _object_equal($$) {
		1251	my ($a, $b) = @_;
		1252
		1253	return 0 unless (ref $a) eq (ref $b);
		1254
		1255	if ("HASH" eq ref $a) {
		1256	my @ka = keys %$a;
		1257	my @kb = keys %$b;
		1258
		1259	return 0 if @ka != @kb;
		1260
		1261	for (0 .. $#ka) {
		1262	return 0 unless $ka[$_] eq $kb[$_];
		1263	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1264	}
		1265
		1266	} elsif ("ARRAY" eq ref $a) {
		1267
		1268	return 0 if @$a != @$b;
		1269
		1270	for (0 .. $#$a) {
		1271	return 0 unless _object_equal $a->[$_], $b->[$_];
		1272	}
		1273
		1274	} elsif ($a ne $b) {
		1275	return 0;
		1276	}
		1277
		1278	1
		1279	}
		1280
		1281	our $SLOW_MERGES;#d#
944	sub _can_merge {	1282	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1283	my ($ob1, $ob2) = @_;
946		1284
947	local $Storable::canonical = 1;	1285	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1286
951	$fob1 eq $fob2	1287	# we do the slow way here
		1288	return _object_equal $ob1, $ob2
952	}	1289	}
953		1290
954	sub reattach {	1291	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1292	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1293	my ($obj) = @_;
957		1294
		1295	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1296	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1297
960	my $registry = $obj->registry;	1298	my $registry = $obj->registry;
961		1299
962	@$registry = ();	1300	@$registry = ();
963		1301
…		…
968	for (@$attach) {	1306	for (@$attach) {
969	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
971	}	1309	}
972	} else {	1310	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1312	}
975	}	1313	}
976	}	1314	}
977		1315
978	cf::attachable->attach (	1316	cf::attachable->attach (
979	prio => -1000000,	1317	prio => -1000000,
980	on_instantiate => sub {	1318	on_instantiate => sub {
981	my ($obj, $data) = @_;	1319	my ($obj, $data) = @_;
982		1320
983	$data = from_json $data;	1321	$data = decode_json $data;
984		1322
985	for (@$data) {	1323	for (@$data) {
986	my ($name, $args) = @$_;	1324	my ($name, $args) = @$_;
987		1325
988	$obj->attach ($name, %{$args || {} });	1326	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1342	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1006		1344
1007	sync_job {	1345	sync_job {
1008	if (length $$rdata) {	1346	if (length $$rdata) {
		1347	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1011		1351
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1353	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	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;
		1357	aio_fsync $fh;
		1358	}
1016	close $fh;	1359	aio_close $fh;
1017		1360
1018	if (@$objs) {	1361	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1363	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	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;
		1368	aio_fsync $fh;
		1369	}
1024	close $fh;	1370	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1372	}
1027	} else {	1373	} else {
1028	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1029	}	1375	}
1030		1376
1031	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1381	} else {
1033	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1034	}	1383	}
1035	} else {	1384	} else {
1036	aio_unlink $filename;	1385	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1038	}	1387	}
1039	}	1388	};
1040	}	1389	}
1041		1390
1042	sub object_freezer_as_string {	1391	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1392	my ($rdata, $objs) = @_;
1044		1393
…		…
1056	or return;	1405	or return;
1057		1406
1058	unless (aio_stat "$filename.pst") {	1407	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1408	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1409	or return;
		1410
1061	$av = eval { (Storable::thaw $av)->{objs} };	1411	my $st = eval { Coro::Storable::thaw $av };
		1412	$av = $st->{objs};
1062	}	1413	}
1063		1414
		1415	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
		1419
1066	return ($data, $av);	1420	($data, $av)
1067	}	1421	}
1068		1422
1069	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
1070		1424
1071	=over 4	1425	=over 4
…		…
1125	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1126		1480
1127	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1128	}	1482	}
1129		1483
		1484	use File::Glob ();
		1485
1130	cf::player->attach (	1486	cf::player->attach (
1131	on_command => sub {	1487	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1133		1489
1134	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1135	or return;	1491	or return;
1136		1492
…		…
1144	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1145		1501
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1503
1148	if (ref $msg) {	1504	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1505	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		1506
1154	my @reply;	1507	my @reply;
1155		1508
1156	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1157	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1159		1512
1160	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1161	if $reply;	1514	if $reply;
1162		1515
1163	} else {	1516	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1518	}
1166		1519
1167	cf::override;	1520	cf::override;
1168	},	1521	},
1169	);	1522	);
1170		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1171	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1172	cf::sync_job {	1553	cf::sync_job {
1173	my %todo;	1554	my %todo;
1174		1555
1175	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1557	next unless -r $path;
…		…
1194		1575
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1578
1198	$ext{source} =	1579	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1201	. $source	1582	. $source
1202	. "\n};\n1";	1583	. "\n};\n1";
1203		1584
1204	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1205	}	1586	}
1206		1587
		1588	my $pass = 0;
1207	my %done;	1589	my %done;
1208	while (%todo) {	1590	while (%todo) {
1209	my $progress;	1591	my $progress;
1210		1592
		1593	++$pass;
		1594
		1595	ext:
1211	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1598	next ext
1214	unless exists $done{$_};	1599	unless exists $done{$_};
1215	}	1600	}
1216		1601
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1603
1219	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1617
		1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1619	if exists $v->{meta}{mandatory};
1224	warn $msg;	1620
1225	warn "mandatory extension failed to load, exiting.\n";	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1622	delete $todo{$k};
1227	}	1623	} else {
1228		1624	$done{$k} = delete $todo{$k};
1229	warn $msg;	1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1230	}	1630	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1631	}
1236		1632
1237	skip:	1633	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1240	}	1643	}
1241	};	1644	};
1242	}	1645	}
1243		1646
1244	#############################################################################	1647	#############################################################################
1245		1648
1246	=back	1649	=back
1247		1650
1248	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1249		1652
1250	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1251		1654
1252	=cut	1655	=cut
1253		1656
1254	package cf::player;	1657	package cf::player;
1255		1658
1256	use Coro::AIO;	1659	use Coro::AIO;
1257		1660
1258	=head3 cf::player	1661	=head3 cf::player
1259		1662
1260	=over 4	1663	=over 4
		1664
		1665	=item cf::player::num_playing
		1666
		1667	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1668
		1669	=cut
		1670
		1671	sub num_playing {
		1672	scalar grep
		1673	$_->ob->map
		1674	&& !$_->hidden
		1675	&& !$_->ob->flag (cf::FLAG_WIZ),
		1676	cf::player::list
		1677	}
1261		1678
1262	=item cf::player::find $login	1679	=item cf::player::find $login
1263		1680
1264	Returns the given player object, loading it if necessary (might block).	1681	Returns the given player object, loading it if necessary (might block).
1265		1682
…		…
1284		1701
1285	sub exists($) {	1702	sub exists($) {
1286	my ($login) = @_;	1703	my ($login) = @_;
1287		1704
1288	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1290	}	1707	}
1291		1708
1292	sub find($) {	1709	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1711	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1718	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1719	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1720	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1721	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1722
1306	my $pl = load_pl path $login	1723	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1724	or return;
		1725
		1726	my $pl = cf::player::load_pl $f
		1727	or return;
		1728
		1729	local $cf::PLAYER_LOADING{$login} = $pl;
		1730	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1309	}	1732	}
1310	}	1733	}
1311	}	1734	}
		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
1312		1748
1313	sub save($) {	1749	sub save($) {
1314	my ($pl) = @_;	1750	my ($pl) = @_;
1315		1751
1316	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1757	return if $pl->{deny_save};
1322		1758
1323	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1325		1761
		1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1766
1326	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1327	Coro::cede;	1768	cf::cede_to_tick;
1328	}	1769	}
1329		1770
1330	sub new($) {	1771	sub new($) {
1331	my ($login) = @_;	1772	my ($login) = @_;
1332		1773
…		…
1361	my ($pl) = @_;	1802	my ($pl) = @_;
1362		1803
1363	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1364		1805
1365	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1808
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1369	$pl->deactivate;	1810	$pl->deactivate;
		1811
		1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1371	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1372		1817
1373	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1375	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1410	or return [];	1855	or return [];
1411		1856
1412	my @logins;	1857	my @logins;
1413		1858
1414	for my $login (@$dirs) {	1859	for my $login (@$dirs) {
		1860	my $path = path $login;
		1861
		1862	# a .pst is a dead give-away for a valid player
		1863	# if no pst file found, open and chekc for blocked users
		1864	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1865	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1866	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1867	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1868	}
1418		1869
1419	utf8::decode $login;	1870	utf8::decode $login;
1420	push @logins, $login;	1871	push @logins, $login;
1421	}	1872	}
1422		1873
1423	\@logins	1874	\@logins
1424	}	1875	}
1425		1876
1426	=item $player->maps	1877	=item $player->maps
		1878
		1879	=item cf::player::maps $login
1427		1880
1428	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1429	player. May block.	1882	player. May block.
1430		1883
1431	=cut	1884	=cut
…		…
1449	}	1902	}
1450		1903
1451	\@paths	1904	\@paths
1452	}	1905	}
1453		1906
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1908
1456	Expand crossfire pod fragments into protocol xml.	1909	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		1910
1504	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1505		1912
1506	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1507		1914
…		…
1539		1946
1540	=cut	1947	=cut
1541		1948
1542	sub find_by_path($) {	1949	sub find_by_path($) {
1543	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1544		1953
1545	my ($match, $specificity);	1954	my ($match, $specificity);
1546		1955
1547	for my $region (list) {	1956	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	1983	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1984	our $DEFAULT_RESET = 3000;
1576		1985
1577	sub generate_random_map {	1986	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1579	# mit "rum" bekleckern, nicht	1988
		1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1990
1580	$self->_create_random_map (	1991	$self->_create_random_map ($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}), $rmp->{custom}
1592	)
1593	}	1992	}
1594		1993
1595	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1596		1995
1597	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1602		2001
1603	sub register {	2002	sub register {
1604	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	2004	my $pkg = caller;
1606		2005
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		2007
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	2009	}
1612		2010
1613	# also paths starting with '/'	2011	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		2013
1616	sub thawer_merge {	2014	sub thawer_merge {
1617	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1618		2016
1619	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1624	}	2022	}
1625		2023
1626	sub normalise {	2024	sub normalise {
1627	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1628		2026
1629	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1630		2028
1631	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1632		2030
1633	# map plan:	2031	# map plan:
1634	#	2032	#
…		…
1649	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1650	$path = "$base/$path";	2048	$path = "$base/$path";
1651	}	2049	}
1652		2050
1653	for ($path) {	2051	for ($path) {
1654	redo if s{//}{/};
1655	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1656	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1657	}	2054	}
1658		2055
1659	$path	2056	$path
…		…
1673	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1674	return $self;	2071	return $self;
1675	}	2072	}
1676	}	2073	}
1677		2074
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	2076	()
1680	}	2077	}
1681		2078
		2079	# may re-bless or do other evil things
1682	sub init {	2080	sub init {
1683	my ($self) = @_;	2081	my ($self) = @_;
1684		2082
1685	$self	2083	$self
1686	}	2084	}
…		…
1705		2103
1706	# the temporary/swap location	2104	# the temporary/swap location
1707	sub save_path {	2105	sub save_path {
1708	my ($self) = @_;	2106	my ($self) = @_;
1709		2107
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	2109	"$TMPDIR/$path.map"
1712	}	2110	}
1713		2111
1714	# the unique path, undef == no special unique path	2112	# the unique path, undef == no special unique path
1715	sub uniq_path {	2113	sub uniq_path {
1716	my ($self) = @_;	2114	my ($self) = @_;
1717		2115
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1729	}	2118	}
1730		2119
1731	sub decay_objects {	2120	sub decay_objects {
1732	my ($self) = @_;	2121	my ($self) = @_;
1733		2122
…		…
1746		2135
1747	sub load_header_from($) {	2136	sub load_header_from($) {
1748	my ($self, $path) = @_;	2137	my ($self, $path) = @_;
1749		2138
1750	utf8::encode $path;	2139	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	2140	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2141	or return;
1756		2142
		2143	$self->_load_header ($f)
		2144	or return;
		2145
		2146	local $MAP_LOADING{$self->{path}} = $self;
		2147	$f->resolve_delayed_derefs;
		2148
1757	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1758		2150
1759	1	2151	1
1760	}	2152	}
1761		2153
		2154	# used to laod the header of an original map
1762	sub load_header_orig {	2155	sub load_header_orig {
1763	my ($self) = @_;	2156	my ($self) = @_;
1764		2157
1765	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1766	}	2159	}
1767		2160
		2161	# used to laod the header of an instantiated map
1768	sub load_header_temp {	2162	sub load_header_temp {
1769	my ($self) = @_;	2163	my ($self) = @_;
1770		2164
1771	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1772	}	2166	}
1773		2167
		2168	# called after loading the header from an instantiated map
1774	sub prepare_temp {	2169	sub prepare_temp {
1775	my ($self) = @_;	2170	my ($self) = @_;
1776		2171
1777	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1778	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1779	# safety	2174	# safety
1780	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1781	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1782	}	2177	}
1783		2178
		2179	# called after loading the header from an original map
1784	sub prepare_orig {	2180	sub prepare_orig {
1785	my ($self) = @_;	2181	my ($self) = @_;
1786		2182
1787	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
1788	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1812		2208
1813	sub find;	2209	sub find;
1814	sub find {	2210	sub find {
1815	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
1816		2212
		2213	cf::cede_to_tick;
		2214
1817	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
1818		2216
		2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2219
1821	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
1824	or return;	2222	or return;
1825		2223
1826	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
1827		2225
…		…
1829	or return;	2227	or return;
1830		2228
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2229	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2230	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2231	#$cf::WAIT_FOR_TICK->wait;
		2232	undef $guard2;
		2233	undef $guard1;
1834	$map->reset;	2234	$map->reset;
1835	undef $guard;
1836	return find $path;	2235	return find $path;
1837	}	2236	}
1838		2237
1839	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
1840	}	2239	}
1841	}	2240	}
1842		2241
1843	sub pre_load { }	2242	sub pre_load { }
1844	sub post_load { }	2243	#sub post_load { } # XS
1845		2244
1846	sub load {	2245	sub load {
1847	my ($self) = @_;	2246	my ($self) = @_;
1848		2247
1849	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
1850		2249
1851	my $path = $self->{path};	2250	my $path = $self->{path};
1852		2251
1853	{	2252	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
1855		2254
		2255	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
1857
1858	$self->in_memory (cf::MAP_LOADING);
1859		2257
1860	$self->alloc;	2258	$self->alloc;
1861		2259
1862	$self->pre_load;	2260	$self->pre_load;
1863	Coro::cede;	2261	cf::cede_to_tick;
1864		2262
1865	$self->_load_objects ($self->{load_path}, 1)	2263	if (exists $self->{load_path}) {
		2264	my $f = new_from_file cf::object::thawer $self->{load_path};
		2265	$f->skip_block;
		2266	$self->_load_objects ($f)
1866	or return;	2267	or return;
1867		2268
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2269	$self->post_load_original
1869	if delete $self->{load_original};	2270	if delete $self->{load_original};
1870		2271
1871	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2273	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2274	unless (aio_stat $uniq) {
		2275	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2276	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2277	$self->_load_objects ($f);
		2278	$f->resolve_delayed_derefs;
		2279	}
		2280	}
1876	}	2281	}
1877	}
1878		2282
1879	Coro::cede;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
		2290
		2291	cf::cede_to_tick;
1880	# now do the right thing for maps	2292	# now do the right thing for maps
1881	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2295	unless $self->difficulty;
1884	Coro::cede;	2296	cf::cede_to_tick;
1885		2297
1886	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2299	$self->decay_objects;
1888	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
1889	$self->update_buttons;	2301	$self->update_buttons;
1890	Coro::cede;	2302	cf::cede_to_tick;
1891	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
1892	Coro::cede;
1893	$self->activate;
1894	}	2304	}
1895		2305
1896	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
1898
1899	$self->in_memory (cf::MAP_IN_MEMORY);
1900	}	2308	}
1901		2309
1902	$self->post_load;	2310	$self->post_load;
1903	}
1904		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2318	sub customise_for {
1906	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
1907		2320
1908	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2322	if $self->per_player;
…		…
1912	# if $self->per_party;	2325	# if $self->per_party;
1913		2326
1914	$self	2327	$self
1915	}	2328	}
1916		2329
1917	# find and load all maps in the 3x3 area around a map
1918	sub load_neighbours {
1919	my ($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	$neigh->load;
1940	}
1941	}
1942
1943	sub find_sync {	2330	sub find_sync {
1944	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
1945		2332
1946	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
1947	}	2338	}
1948		2339
1949	sub do_load_sync {	2340	sub do_load_sync {
1950	my ($map) = @_;	2341	my ($map) = @_;
1951		2342
		2343	# it's a bug to call this from the main context
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current != $Coro::main;	2345	if $Coro::current == $Coro::main;
1954		2346
1955	cf::sync_job { $map->load };	2347	$map->load;
1956	}	2348	}
1957		2349
1958	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
1960		2352
1961	sub find_async {	2353	sub find_async {
1962	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
1963		2355
1964	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
1965		2357
1966	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2359	return $map if !$load || $map->linkable;
1968	}	2360	}
1969		2361
1970	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
1971		2363
1972	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
		2365	$Coro::current->{desc} = "map prefetcher";
		2366
1973	while (%MAP_PREFETCH) {	2367	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2368	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2369	if (my $map = find $k) {
1976	$map->load if $v;	2370	$map->load if $v;
1977	}	2371	}
…		…
1984	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
1985		2379
1986	()	2380	()
1987	}	2381	}
1988		2382
		2383	# common code, used by both ->save and ->swapout
1989	sub save {	2384	sub _save {
1990	my ($self) = @_;	2385	my ($self) = @_;
1991
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;
1993		2386
1994	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
1995		2388
1996	return unless $self->dirty;	2389	return unless $self->dirty;
1997		2390
…		…
2003	return if $self->{deny_save};	2396	return if $self->{deny_save};
2004		2397
2005	local $self->{last_access} = $self->last_access;#d#	2398	local $self->{last_access} = $self->last_access;#d#
2006		2399
2007	cf::async {	2400	cf::async {
		2401	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2402	$_->contr->save for $self->players;
2009	};	2403	};
		2404
		2405	cf::get_slot 0.02;
2010		2406
2011	if ($uniq) {	2407	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2408	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2409	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2410	} else {
2015	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2016	}	2412	}
2017	}	2413	}
2018		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2019	sub swap_out {	2423	sub swap_out {
2020	my ($self) = @_;	2424	my ($self) = @_;
2021		2425
2022	# save first because save cedes
2023	$self->save;
2024
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2027	return if $self->players;	2430	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;
2029	return if $self->{deny_save};
2030		2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
2031	$self->clear;	2441	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2442	}
2034		2443
2035	sub reset_at {	2444	sub reset_at {
2036	my ($self) = @_;	2445	my ($self) = @_;
2037		2446
…		…
2055		2464
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2466
2058	return if $self->players;	2467	return if $self->players;
2059		2468
2060	warn "resetting map ", $self->path;	2469	cf::trace "resetting map ", $self->path, "\n";
2061		2470
2062	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
2063		2472
2064	# need to save uniques path	2473	# need to save uniques path
2065	unless ($self->{deny_save}) {	2474	unless ($self->{deny_save}) {
2066	my $uniq = $self->uniq_path; utf8::encode $uniq;	2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
2067		2476
…		…
2069	if $uniq;	2478	if $uniq;
2070	}	2479	}
2071		2480
2072	delete $cf::MAP{$self->path};	2481	delete $cf::MAP{$self->path};
2073		2482
		2483	$self->deactivate;
		2484	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2485	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2486
2078	$self->unlink_save;	2487	$self->unlink_save;
2079	$self->destroy;	2488	$self->destroy;
2080	}	2489	}
2081		2490
2082	my $nuke_counter = "aaaa";	2491	my $nuke_counter = "aaaa";
2083		2492
2084	sub nuke {	2493	sub nuke {
2085	my ($self) = @_;	2494	my ($self) = @_;
2086		2495
		2496	{
		2497	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2498
2087	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2088		2500
2089	$self->unlink_save;	2501	$self->unlink_save;
2090		2502
2091	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2092	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2508
2097	$cf::MAP{$self->path} = $self;	2509	$cf::MAP{$self->path} = $self;
		2510	}
2098		2511
2099	$self->reset; # polite request, might not happen	2512	$self->reset; # polite request, might not happen
2100	}	2513	}
2101		2514
2102	=item $maps = cf::map::tmp_maps	2515	=item $maps = cf::map::tmp_maps
…		…
2144		2557
2145	sub unique_maps() {	2558	sub unique_maps() {
2146	[	2559	[
2147	map {	2560	map {
2148	utf8::decode $_;	2561	utf8::decode $_;
2149	/\.map$/	2562	s/\.map$//; # TODO future compatibility hack
		2563	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2564	? ()
2150	? normalise $_	2565	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2567	]
2154	}	2568	}
2155		2569
2156	package cf;	2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
2157		2601
2158	=back	2602	=back
2159		2603
2160	=head3 cf::object	2604	=head3 cf::object
2161		2605
…		…
2165		2609
2166	=over 4	2610	=over 4
2167		2611
2168	=item $ob->inv_recursive	2612	=item $ob->inv_recursive
2169		2613
2170	Returns the inventory of the object _and_ their inventories, recursively.	2614	Returns the inventory of the object I<and> their inventories, recursively,
		2615	but I<not> the object itself.
2171		2616
2172	=cut	2617	=cut
2173		2618
2174	sub inv_recursive_;	2619	sub inv_recursive_;
2175	sub inv_recursive_ {	2620	sub inv_recursive_ {
…		…
2178		2623
2179	sub inv_recursive {	2624	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2625	inv_recursive_ inv $_[0]
2181	}	2626	}
2182		2627
		2628	=item $ref = $ob->ref
		2629
		2630	Creates and returns a persistent reference to an object that can be stored as a string.
		2631
		2632	=item $ob = cf::object::deref ($refstring)
		2633
		2634	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2635	even if the object actually exists. May block.
		2636
		2637	=cut
		2638
		2639	sub deref {
		2640	my ($ref) = @_;
		2641
		2642	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2643	my ($uuid, $name) = ($1, $2);
		2644	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2645	or return;
		2646	$pl->ob->uuid eq $uuid
		2647	or return;
		2648
		2649	$pl->ob
		2650	} else {
		2651	warn "$ref: cannot resolve object reference\n";
		2652	undef
		2653	}
		2654	}
		2655
2183	package cf;	2656	package cf;
2184		2657
2185	=back	2658	=back
2186		2659
2187	=head3 cf::object::player	2660	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2666	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	2667	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2668	dialogue with the given NPC character.
2196		2669
2197	=cut	2670	=cut
		2671
		2672	our $SAY_CHANNEL = {
		2673	id => "say",
		2674	title => "Map",
		2675	reply => "say ",
		2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2677	};
		2678
		2679	our $CHAT_CHANNEL = {
		2680	id => "chat",
		2681	title => "Chat",
		2682	reply => "chat ",
		2683	tooltip => "Player chat and shouts, global to the server.",
		2684	};
2198		2685
2199	# rough implementation of a future "reply" method that works	2686	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2687	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2688	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2689	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2701	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2702	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2703
2217	} else {	2704	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2705	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2706	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2707	}
2221	}	2708	}
2222	}	2709	}
2223		2710
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2711	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2736
2250	=item $player_object->enter_link	2737	=item $player_object->enter_link
2251		2738
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2740
2254	The player should be reasonably safe there for short amounts of time. You	2741	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.	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2743	though, as the player cannot control the character while it is on the link
		2744	map.
2256		2745
2257	Will never block.	2746	Will never block.
2258		2747
2259	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2260		2749
…		…
2280	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2281	my ($self) = @_;	2770	my ($self) = @_;
2282		2771
2283	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2284		2773
		2774	++$self->{_link_recursion};
		2775
2285	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2286		2777
2287	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2288	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2289		2780
2290	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2291	}	2782	}
2292		2783
2293	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2294	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2295		2786
…		…
2312	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2314		2805
2315	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2318		2809
2319	$map->load;	2810	$map->load;
2320	$map->load_neighbours;
2321		2811
2322	return unless $self->contr->active;	2812	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2813
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2327	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2328		2821
		2822	}
		2823
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2330		2825
2331	Moves the player to the given map-path and coordinates by first freezing	2826	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	2827	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	2828	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	2829	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2830	be called at the end of this process.
2336		2831
		2832	Note that $check will be called with a potentially non-loaded map, so if
		2833	it needs a loaded map it has to call C<< ->load >>.
		2834
2337	=cut	2835	=cut
2338		2836
2339	our $GOTOGEN;	2837	our $GOTOGEN;
2340		2838
2341	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2342	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
2343		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
		2847
2344	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2850
2347	$self->enter_link;	2851	$self->enter_link;
2348		2852
2349	(async {	2853	(async {
		2854	$Coro::current->{desc} = "player::goto $path $x $y";
		2855
		2856	# *tag paths override both path and x|y
		2857	if ($path =~ /^\*(.*)$/) {
		2858	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2859	my $ob = $obs[rand @obs];
		2860
		2861	# see if we actually can go there
		2862	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2863	$ob = $obs[rand @obs];
		2864	} else {
		2865	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2866	}
		2867	# else put us there anyways for now #d#
		2868
		2869	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2870	} else {
		2871	($path, $x, $y) = (undef, undef, undef);
		2872	}
		2873	}
		2874
2350	my $map = eval {	2875	my $map = eval {
2351	my $map = cf::map::find $path;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2352		2877
2353	if ($map) {	2878	if ($map) {
2354	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2356	} else {	2881	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2883	}
2359		2884
2360	$map	2885	$map
2361	};	2886	};
2362		2887
…		…
2368	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2369	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2370	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2371	}	2896	}
2372		2897
2373	$done->() if $done;	2898	$done->($self) if $done;
2374	})->prio (1);	2899	})->prio (1);
2375	}	2900	}
2376		2901
2377	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2378		2903
…		…
2398	}	2923	}
2399		2924
2400	sub prepare_random_map {	2925	sub prepare_random_map {
2401	my ($exit) = @_;	2926	my ($exit) = @_;
2402		2927
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2928	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2929	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2930	# that depends on the exit object
2408		2931
2409	my $rmp = parse_random_map_params $exit->msg;	2932	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2934	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2935	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2936	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2937	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2938	$rmp->{origin_y} = $exit->y;
		2939
		2940	$exit->map->touch;
2416	}	2941	}
2417		2942
2418	$rmp->{random_seed} ||= $exit->random_seed;	2943	$rmp->{random_seed} ||= $exit->random_seed;
2419		2944
2420	my $data = cf::to_json $rmp;	2945	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2946	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2947	my $meta = "$RANDOMDIR/$md5.meta";
2423		2948
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2949	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2950	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2951	undef $fh;
2427	aio_rename "$meta~", $meta;	2952	aio_rename "$meta~", $meta;
2428		2953
		2954	my $slaying = "?random/$md5";
		2955
		2956	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2957	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2958	$exit->msg (undef);
		2959	}
2431	}	2960	}
2432	}	2961	}
2433		2962
2434	sub cf::object::player::enter_exit {	2963	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2964	my ($self, $exit) = @_;
2436		2965
2437	return unless $self->type == cf::PLAYER;	2966	return unless $self->type == cf::PLAYER;
2438		2967
2439	if ($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;	2968	$self->enter_link;
2451		2969
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 {	2970	(async {
2457	$self->deactivate_recursive; # just to be sure	2971	$Coro::current->{desc} = "enter_exit";
		2972
2458	unless (eval {	2973	unless (eval {
		2974	$self->deactivate_recursive; # just to be sure
		2975
		2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2977	my $x = $exit->stats->hp;
		2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
		3002
2459	$self->goto ($slaying, $hp, $sp);	3003	$self->goto ($map, $x, $y);
2460		3004
		3005	# if exit is damned, update players death & WoR home-position
		3006	$self->contr->savebed ($map, $x, $y)
		3007	if $exit->flag (cf::FLAG_DAMNED);
		3008
2461	1;	3009	1
2462	}) {	3010	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2467		3015
2468	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2469	$self->leave_link;	3017	$self->leave_link;
2470	}	3018	}
2471	})->prio (1);	3019	})->prio (1);
2472	}	3020	}
2473		3021
…		…
2485	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2487		3035
2488	utf8::encode $text;	3036	utf8::encode $text;
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2490	}	3063	}
2491		3064
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		3066
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	3069	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	3070	the message unless the client supports the msg packet.
2498		3071
2499	=cut	3072	=cut
2500		3073
		3074	# non-persistent channels (usually the info channel)
		3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
		3082	"c/identify" => {
		3083	id => "infobox",
		3084	title => "Identify",
		3085	reply => undef,
		3086	tooltip => "Items recently identified",
		3087	},
		3088	"c/examine" => {
		3089	id => "infobox",
		3090	title => "Examine",
		3091	reply => undef,
		3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
		3099	},
		3100	"c/book" => {
		3101	id => "infobox",
		3102	title => "Book",
		3103	reply => undef,
		3104	tooltip => "The contents of a note or book",
		3105	},
		3106	"c/lookat" => {
		3107	id => "infobox",
		3108	title => "Look",
		3109	reply => undef,
		3110	tooltip => "What you saw there",
		3111	},
		3112	"c/who" => {
		3113	id => "infobox",
		3114	title => "Players",
		3115	reply => undef,
		3116	tooltip => "Shows players who are currently online",
		3117	},
		3118	"c/body" => {
		3119	id => "infobox",
		3120	title => "Body Parts",
		3121	reply => undef,
		3122	tooltip => "Shows which body parts you posess and are available",
		3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
		3130	"c/skills" => {
		3131	id => "infobox",
		3132	title => "Skills",
		3133	reply => undef,
		3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
		3160	"c/uptime" => {
		3161	id => "infobox",
		3162	title => "Uptime",
		3163	reply => undef,
		3164	tooltip => "How long the server has been running since last restart",
		3165	},
		3166	"c/mapinfo" => {
		3167	id => "infobox",
		3168	title => "Map Info",
		3169	reply => undef,
		3170	tooltip => "Information related to the maps",
		3171	},
		3172	"c/party" => {
		3173	id => "party",
		3174	title => "Party",
		3175	reply => "gsay ",
		3176	tooltip => "Messages and chat related to your party",
		3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
		3186	);
		3187
2501	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2503		3190
2504	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2505		3193
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		3195
		3196	# check predefined channels, for the benefit of C
		3197	if ($CHANNEL{$channel}) {
		3198	$channel = $CHANNEL{$channel};
		3199
		3200	$self->ext_msg (channel_info => $channel);
		3201	$channel = $channel->{id};
		3202
2508	if (ref $channel) {	3203	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	3207	$self->ext_msg (channel_info => $channel);
2513	}	3208	}
…		…
2515	$channel = $channel->{id};	3210	$channel = $channel->{id};
2516	}	3211	}
2517		3212
2518	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2519		3214
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3215	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2524		3218
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3222	);
2528	if ($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		3223
2539	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($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	}	3225	}
2553		3226
2554	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2555		3228
2556	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2558	=cut	3231	=cut
2559		3232
2560	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2562		3235
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	3236	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	3241	}
2571	}	3242	}
2572		3243
2573	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2574		3245
…		…
2577	=cut	3248	=cut
2578		3249
2579	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2581		3252
2582	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$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	}	3256	}
2590		3257
2591	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2592		3259
2593	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2648	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2649		3316
2650	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2651		3318
2652	if (ref $msg) {	3319	if (ref $msg) {
2653	my ($type, $reply, @payload) =	3320	my ($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		3321
2658	my @reply;	3322	my @reply;
2659		3323
2660	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
2661	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
2663		3327
2664	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
2665	if $reply;	3329	if $reply;
2666		3330
2667	} else {	3331	} else {
2668	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2669	}	3333	}
2670		3334
2671	cf::override;	3335	cf::override;
2672	},	3336	},
2673	);	3337	);
…		…
2693		3357
2694	$coro	3358	$coro
2695	}	3359	}
2696		3360
2697	cf::client->attach (	3361	cf::client->attach (
2698	on_destroy => sub {	3362	on_client_destroy => sub {
2699	my ($ns) = @_;	3363	my ($ns) = @_;
2700		3364
2701	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2702	},	3366	},
2703	);	3367	);
…		…
2719	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
2720		3384
2721	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
2722		3386
2723	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
2724	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
2725	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
2726	sort time	3390	sort time
2727	));	3391	));
2728		3392
2729	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
2731	=pod	3395	=pod
2732		3396
2733	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
2734		3398
2735	cf::object	3399	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3400	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3401	insert remove name archname title slaying race decrease split
		3402	value
2738		3403
2739	cf::object::player	3404	cf::object::player
2740	player	3405	player
2741		3406
2742	cf::player	3407	cf::player
…		…
2747		3412
2748	=cut	3413	=cut
2749		3414
2750	for (	3415	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3418	decrease split destroy change_exp value msg lore send_msg)],
2754	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
2756	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
2757	) {	3422	) {
2758	no strict 'refs';
2759	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
2760	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2761	for @funs;	3425	for @funs;
2762	}	3426	}
2763		3427
…		…
2778		3442
2779	my $qcode = $code;	3443	my $qcode = $code;
2780	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2781	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
2782		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
2783	local $_;	3450	local $_;
2784	local @safe::cf::_safe_eval_args = values %vars;
2785		3451
2786	my $eval =	3452	my $eval =
2787	"do {\n"	3453	"do {\n"
2788	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2789	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
2790	. $code	3456	. $code
2791	. "\n}"	3457	. "\n}"
2792	;	3458	;
2793		3459
		3460	if ($CFG{safe_eval}) {
2794	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
2795	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2796	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
2797		3469
2798	if ($@) {	3470	if ($@) {
2799	warn "$@";	3471	warn "$@",
2800	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
2801	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
2802	}	3474	}
2803		3475
2804	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
2805	}	3477	}
2806		3478
…		…
2820	=cut	3492	=cut
2821		3493
2822	sub register_script_function {	3494	sub register_script_function {
2823	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
2824		3496
2825	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
2826	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
2827	}	3499	}
2828		3500
2829	=back	3501	=back
2830		3502
2831	=cut	3503	=cut
2832		3504
2833	#############################################################################	3505	#############################################################################
2834	# the server's init and main functions	3506	# the server's init and main functions
2835		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
		3509
2836	sub load_facedata($) {	3510	sub load_facedata($) {
2837	my ($path) = @_;	3511	my ($path) = @_;
2838		3512
		3513	# HACK to clear player env face cache, we need some signal framework
		3514	# for this (global event?)
		3515	%ext::player_env::MUSIC_FACE_CACHE = ();
		3516
2839	my $enc = JSON::XS->new->utf8->canonical;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3518
2841	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
2842		3520
2843	my $facedata;	3521	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		3522
2849	$facedata->{version} == 2	3523	$facedata->{version} == 2
2850	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
2851		3525
2852	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2853	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
2854	type => FT_RSRC,	3529	type => FT_RSRC,
2855	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
2856	};	3532	};
2857	cf::cede_to_tick;	3533	cf::cede_to_tick;
2858		3534
2859	{	3535	{
2860	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
2861		3537
2862	while (my ($face, $info) = each %$faces) {	3538	while (my ($face, $info) = each %$faces) {
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3539	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3540
2864	cf::face::set_visibility $idx, $info->{visibility};	3541	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3542	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3543	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3544	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3545	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3546	$FACEHASH{$info->{hash64}} = $idx;#d#
2868		3547
2869	cf::cede_to_tick;	3548	cf::cede_to_tick;
2870	}	3549	}
2871		3550
2872	while (my ($face, $info) = each %$faces) {	3551	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3552	next unless $info->{smooth};
		3553
2874	my $idx = cf::face::find $face	3554	my $idx = cf::face::find $face
2875	or next;	3555	or next;
		3556
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3557	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3558	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3559	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3560	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3561	error "smooth face '$info->{smooth}' not found for face '$face'";
2881	}	3562	}
2882		3563
2883	cf::cede_to_tick;	3564	cf::cede_to_tick;
2884	}	3565	}
2885	}	3566	}
…		…
2894		3575
2895	cf::anim::invalidate_all; # d'oh	3576	cf::anim::invalidate_all; # d'oh
2896	}	3577	}
2897		3578
2898	{	3579	{
2899	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3580	my $res = $facedata->{resource};
2902		3581
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3582	while (my ($name, $info) = each %$res) {
		3583	if (defined (my $type = $info->{type})) {
		3584	# 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;	3585	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;
2908		3586
2909	if ($info->{type} & 1) {	3587	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2910	# prepend meta info	3588	cf::face::set_type $idx, $type;
2911		3589	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2912	my $meta = $enc->encode ({	3590	$FACEHASH{$info->{hash}} = $idx;#d#
2913	name => $name,
2914	%{ $info->{meta} || {} },
2915	});
2916
2917	$data = pack "(w/a*)*", $meta, $info->{data};
2918	} else {	3591	} else {
2919	$data = $info->{data};	3592	# $RESOURCE{$name} = $info; # unused
2920	}	3593	}
2921		3594
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3595	cf::cede_to_tick;
2926	}	3596	}
2927
2928	if ($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 => $face;
2943	}
2944	}
2945	}	3597	}
		3598
		3599	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3600
2947	1	3601	1
2948	}	3602	}
2949		3603
2950	register_exticmd fx_want => sub {	3604	register_exticmd fx_want => sub {
…		…
2953	while (my ($k, $v) = each %$want) {	3607	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3608	$ns->fx_want ($k, $v);
2955	}	3609	}
2956	};	3610	};
2957		3611
		3612	sub load_resource_file($) {
		3613	my $guard = lock_acquire "load_resource_file";
		3614
		3615	my $status = load_resource_file_ $_[0];
		3616	get_slot 0.1, 100;
		3617	cf::arch::commit_load;
		3618
		3619	$status
		3620	}
		3621
2958	sub reload_regions {	3622	sub reload_regions {
		3623	# HACK to clear player env face cache, we need some signal framework
		3624	# for this (global event?)
		3625	%ext::player_env::MUSIC_FACE_CACHE = ();
		3626
2959	load_resource_file "$MAPDIR/regions"	3627	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3628	or die "unable to load regions file\n";
2961		3629
2962	for (cf::region::list) {	3630	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3631	$_->{match} = qr/$_->{match}/
…		…
2971	}	3639	}
2972		3640
2973	sub reload_archetypes {	3641	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3642	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3643	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 "$DATADIR/archetypes"
2980	or die "unable to load archetypes\n";
2981	}	3644	}
2982		3645
2983	sub reload_treasures {	3646	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3647	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3648	or die "unable to load treasurelists\n";
2986	}	3649	}
2987		3650
		3651	sub reload_sound {
		3652	trace "loading sound config from $DATADIR/sound\n";
		3653
		3654	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3655
		3656	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3657	my $sound = $soundconf->{compat}[$_]
		3658	or next;
		3659
		3660	my $face = cf::face::find "sound/$sound->[1]";
		3661	cf::sound::set $sound->[0] => $face;
		3662	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3663	}
		3664
		3665	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3666	my $face = cf::face::find "sound/$v";
		3667	cf::sound::set $k => $face;
		3668	}
		3669	}
		3670
2988	sub reload_resources {	3671	sub reload_resources {
2989	warn "reloading resource files...\n";	3672	trace "reloading resource files...\n";
2990		3673
		3674	reload_exp_table;
		3675	reload_materials;
		3676	reload_facedata;
		3677	reload_sound;
		3678	reload_archetypes;
2991	reload_regions;	3679	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3680	reload_treasures;
2996		3681
2997	warn "finished reloading resource files\n";	3682	trace "finished reloading resource files\n";
2998	}	3683	}
2999		3684
3000	sub init {	3685	sub reload_config {
3001	reload_resources;	3686	trace "reloading config file...\n";
3002	}
3003		3687
3004	sub cfg_load {	3688	my $config = load_file "$CONFDIR/config";
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3689	utf8::decode $config;
3006	or return;	3690	*CFG = decode_yaml $config;
3007		3691
3008	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;
3010
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3692	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3012		3693
3013	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3694	$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};	3695	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3015		3696
3016	if (exists $CFG{mlockall}) {	3697	if (exists $CFG{mlockall}) {
…		…
3020	};	3701	};
3021	warn $@ if $@;	3702	warn $@ if $@;
3022	}	3703	}
3023	}	3704	}
3024		3705
		3706	sub pidfile() {
		3707	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3708	or die "$PIDFILE: $!";
		3709	flock $fh, &Fcntl::LOCK_EX
		3710	or die "$PIDFILE: flock: $!";
		3711	$fh
		3712	}
		3713
		3714	# make sure only one server instance is running at any one time
		3715	sub atomic {
		3716	my $fh = pidfile;
		3717
		3718	my $pid = <$fh>;
		3719	kill 9, $pid if $pid > 0;
		3720
		3721	seek $fh, 0, 0;
		3722	print $fh $$;
		3723	}
		3724
		3725	sub main_loop {
		3726	trace "EV::loop starting\n";
		3727	if (1) {
		3728	EV::loop;
		3729	}
		3730	trace "EV::loop returned\n";
		3731	goto &main_loop unless $REALLY_UNLOOP;
		3732	}
		3733
3025	sub main {	3734	sub main {
		3735	cf::init_globals; # initialise logging
		3736
		3737	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3738	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3739	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3740	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3741
		3742	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3743
3026	# we must not ever block the main coroutine	3744	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3745	local $Coro::idle = sub {
3028	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3746	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3029	(async {	3747	(async {
3030	Event::one_event;	3748	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3749	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3750	})->prio (Coro::PRIO_MAX);
3032	};	3751	};
3033		3752
3034	cfg_load;	3753	evthread_start IO::AIO::poll_fileno;
		3754
		3755	cf::sync_job {
		3756	cf::incloader::init ();
		3757
		3758	cf::init_anim;
		3759	cf::init_attackmess;
		3760	cf::init_dynamic;
		3761
		3762	cf::load_settings;
		3763
		3764	reload_resources;
		3765	reload_config;
3035	db_init;	3766	db_init;
		3767
		3768	cf::init_uuid;
		3769	cf::init_signals;
		3770	cf::init_skills;
		3771
		3772	cf::init_beforeplay;
		3773
		3774	atomic;
		3775
3036	load_extensions;	3776	load_extensions;
3037		3777
3038	$TICK_WATCHER->start;	3778	utime time, time, $RUNTIMEFILE;
3039	Event::loop;	3779
		3780	# no (long-running) fork's whatsoever before this point(!)
		3781	use POSIX ();
		3782	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3783
		3784	cf::_post_init 0;
		3785	};
		3786
		3787	cf::object::thawer::errors_are_fatal 0;
		3788	info "parse errors in files are no longer fatal from this point on.\n";
		3789
		3790	AE::postpone {
		3791	undef &main; # free gobs of memory :)
		3792	};
		3793
		3794	goto &main_loop;
3040	}	3795	}
3041		3796
3042	#############################################################################	3797	#############################################################################
3043	# initialisation and cleanup	3798	# initialisation and cleanup
3044		3799
3045	# install some emergency cleanup handlers	3800	# install some emergency cleanup handlers
3046	BEGIN {	3801	BEGIN {
		3802	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3803	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3804	$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";	3805	cf::cleanup "SIG$signal";
3055	},
3056	);	3806	};
3057	}	3807	}
3058	}	3808	}
3059		3809
3060	sub write_runtime {	3810	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";	3811	my $t0 = AE::time;
3062		3812
3063	# first touch the runtime file to show we are still running:	3813	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3814	# the fsync below can take a very very long time.
3065		3815
3066	IO::AIO::aio_utime $runtime, undef, undef;	3816	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		3817
3068	my $guard = cf::lock_acquire "write_runtime";	3818	my $guard = cf::lock_acquire "write_runtime";
3069		3819
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3820	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3071	or return;	3821	or return;
3072		3822
3073	my $value = $cf::RUNTIME + 90 + 10;	3823	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	3824	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	3825	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	3835	aio_utime $fh, undef, undef;
3086		3836
3087	close $fh	3837	close $fh
3088	or return;	3838	or return;
3089		3839
3090	aio_rename "$runtime~", $runtime	3840	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	3841	and return;
3092		3842
3093	warn "runtime file written.\n";	3843	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3094		3844
3095	1	3845	1
		3846	}
		3847
		3848	our $uuid_lock;
		3849	our $uuid_skip;
		3850
		3851	sub write_uuid_sync($) {
		3852	$uuid_skip ||= $_[0];
		3853
		3854	return if $uuid_lock;
		3855	local $uuid_lock = 1;
		3856
		3857	my $uuid = "$LOCALDIR/uuid";
		3858
		3859	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3860	or return;
		3861
		3862	my $value = uuid_seq uuid_cur;
		3863
		3864	unless ($value) {
		3865	info "cowardly refusing to write zero uuid value!\n";
		3866	return;
		3867	}
		3868
		3869	my $value = uuid_str $value + $uuid_skip;
		3870	$uuid_skip = 0;
		3871
		3872	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3873	and return;
		3874
		3875	# always fsync - this file is important
		3876	aio_fsync $fh
		3877	and return;
		3878
		3879	close $fh
		3880	or return;
		3881
		3882	aio_rename "$uuid~", $uuid
		3883	and return;
		3884
		3885	trace "uuid file written ($value).\n";
		3886
		3887	1
		3888
		3889	}
		3890
		3891	sub write_uuid($$) {
		3892	my ($skip, $sync) = @_;
		3893
		3894	$sync ? write_uuid_sync $skip
		3895	: async { write_uuid_sync $skip };
3096	}	3896	}
3097		3897
3098	sub emergency_save() {	3898	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3899	my $freeze_guard = cf::freeze_mainloop;
3100		3900
3101	warn "enter emergency perl save\n";	3901	info "emergency_perl_save: enter\n";
		3902
		3903	# this is a trade-off: we want to be very quick here, so
		3904	# save all maps without fsync, and later call a global sync
		3905	# (which in turn might be very very slow)
		3906	local $USE_FSYNC = 0;
3102		3907
3103	cf::sync_job {	3908	cf::sync_job {
		3909	cf::write_runtime_sync; # external watchdog should not bark
		3910
3104	# use a peculiar iteration method to avoid tripping on perl	3911	# use a peculiar iteration method to avoid tripping on perl
3105	# refcount bugs in for. also avoids problems with players	3912	# refcount bugs in for. also avoids problems with players
3106	# and maps saved/destroyed asynchronously.	3913	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3914	info "emergency_perl_save: begin player save\n";
3108	for my $login (keys %cf::PLAYER) {	3915	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3916	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3917	$pl->valid or next;
		3918	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3919	$pl->save;
3112	}	3920	}
3113	warn "end emergency player save\n";	3921	info "emergency_perl_save: end player save\n";
3114		3922
3115	warn "begin emergency map save\n";	3923	cf::write_runtime_sync; # external watchdog should not bark
		3924
		3925	info "emergency_perl_save: begin map save\n";
3116	for my $path (keys %cf::MAP) {	3926	for my $path (keys %cf::MAP) {
3117	my $map = $cf::MAP{$path} or next;	3927	my $map = $cf::MAP{$path} or next;
3118	$map->valid or next;	3928	$map->valid or next;
3119	$map->save;	3929	$map->save;
3120	}	3930	}
3121	warn "end emergency map save\n";	3931	info "emergency_perl_save: end map save\n";
3122		3932
3123	warn "begin emergency database checkpoint\n";	3933	cf::write_runtime_sync; # external watchdog should not bark
		3934
		3935	info "emergency_perl_save: begin database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3936	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	3937	info "emergency_perl_save: end database checkpoint\n";
		3938
		3939	info "emergency_perl_save: begin write uuid\n";
		3940	write_uuid_sync 1;
		3941	info "emergency_perl_save: end write uuid\n";
		3942
		3943	cf::write_runtime_sync; # external watchdog should not bark
		3944
		3945	trace "emergency_perl_save: syncing database to disk";
		3946	BDB::db_env_txn_checkpoint $DB_ENV;
		3947
		3948	info "emergency_perl_save: starting sync\n";
		3949	IO::AIO::aio_sync sub {
		3950	info "emergency_perl_save: finished sync\n";
		3951	};
		3952
		3953	cf::write_runtime_sync; # external watchdog should not bark
		3954
		3955	trace "emergency_perl_save: flushing outstanding aio requests";
		3956	while (IO::AIO::nreqs || BDB::nreqs) {
		3957	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3958	}
		3959
		3960	cf::write_runtime_sync; # external watchdog should not bark
3126	};	3961	};
3127		3962
3128	warn "leave emergency perl save\n";	3963	info "emergency_perl_save: leave\n";
3129	}	3964	}
3130		3965
3131	sub post_cleanup {	3966	sub post_cleanup {
3132	my ($make_core) = @_;	3967	my ($make_core) = @_;
3133		3968
		3969	IO::AIO::flush;
		3970
3134	warn Carp::longmess "post_cleanup backtrace"	3971	error Carp::longmess "post_cleanup backtrace"
3135	if $make_core;	3972	if $make_core;
		3973
		3974	my $fh = pidfile;
		3975	unlink $PIDFILE if <$fh> == $$;
		3976	}
		3977
		3978	# a safer delete_package, copied from Symbol
		3979	sub clear_package($) {
		3980	my $pkg = shift;
		3981
		3982	# expand to full symbol table name if needed
		3983	unless ($pkg =~ /^main::.*::$/) {
		3984	$pkg = "main$pkg" if $pkg =~ /^::/;
		3985	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3986	$pkg .= '::' unless $pkg =~ /::$/;
		3987	}
		3988
		3989	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3990	my $stem_symtab = *{$stem}{HASH};
		3991
		3992	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3993	or return;
		3994
		3995	# clear all symbols
		3996	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3997	for my $name (keys %$leaf_symtab) {
		3998	_gv_clear *{"$pkg$name"};
		3999	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4000	}
3136	}	4001	}
3137		4002
3138	sub do_reload_perl() {	4003	sub do_reload_perl() {
3139	# can/must only be called in main	4004	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	4005	unless (in_main) {
3141	warn "can only reload from main coroutine";	4006	error "can only reload from main coroutine";
3142	return;	4007	return;
3143	}	4008	}
3144		4009
3145	warn "reloading...";	4010	return if $RELOAD++;
3146		4011
3147	warn "entering sync_job";	4012	my $t1 = AE::time;
3148		4013
		4014	while ($RELOAD) {
		4015	cf::get_slot 0.1, -1, "reload_perl";
		4016	info "perl_reload: reloading...";
		4017
		4018	trace "perl_reload: entering sync_job";
		4019
3149	cf::sync_job {	4020	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark
3151	cf::emergency_save;	4021	#cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark
3153		4022
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";	4023	trace "perl_reload: cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;	4024	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();	4025	%EXT_CORO = ();
3178		4026
3179	warn "removing commands";	4027	trace "perl_reload: removing commands";
3180	%COMMAND = ();	4028	%COMMAND = ();
3181		4029
3182	warn "removing ext/exti commands";	4030	trace "perl_reload: removing ext/exti commands";
3183	%EXTCMD = ();	4031	%EXTCMD = ();
3184	%EXTICMD = ();	4032	%EXTICMD = ();
3185		4033
3186	warn "unloading/nuking all extensions";	4034	trace "perl_reload: unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {	4035	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";	4036	trace "... unloading $pkg";
3189		4037
3190	if (my $cb = $pkg->can ("unload")) {	4038	if (my $cb = $pkg->can ("unload")) {
3191	eval {	4039	eval {
3192	$cb->($pkg);	4040	$cb->($pkg);
3193	1	4041	1
3194	} or warn "$pkg unloaded, but with errors: $@";	4042	} or error "$pkg unloaded, but with errors: $@";
		4043	}
		4044
		4045	trace "... clearing $pkg";
		4046	clear_package $pkg;
3195	}	4047	}
3196		4048
3197	warn "... nuking $pkg";
3198	Symbol::delete_package $pkg;
3199	}
3200
3201	warn "unloading all perl modules loaded from $LIBDIR";	4049	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3202	while (my ($k, $v) = each %INC) {	4050	while (my ($k, $v) = each %INC) {
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4051	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		4052
3205	warn "... unloading $k";	4053	trace "... unloading $k";
3206	delete $INC{$k};	4054	delete $INC{$k};
3207		4055
3208	$k =~ s/\.pm$//;	4056	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;	4057	$k =~ s/\//::/g;
3210		4058
3211	if (my $cb = $k->can ("unload_module")) {	4059	if (my $cb = $k->can ("unload_module")) {
3212	$cb->();	4060	$cb->();
		4061	}
		4062
		4063	clear_package $k;
3213	}	4064	}
3214		4065
3215	Symbol::delete_package $k;
3216	}
3217
3218	warn "getting rid of safe::, as good as possible";	4066	trace "perl_reload: getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	4067	clear_package "safe::$_"
3220	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4068	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3221		4069
3222	warn "unloading cf.pm \"a bit\"";	4070	trace "perl_reload: unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	4071	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	4072	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3225		4073
3226	# don't, removes xs symbols, too,	4074	# don't, removes xs symbols, too,
3227	# and global variables created in xs	4075	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	4076	#clear_package __PACKAGE__;
3229		4077
3230	warn "unload completed, starting to reload now";	4078	info "perl_reload: unload completed, starting to reload now";
3231		4079
3232	warn "reloading cf.pm";	4080	trace "perl_reload: reloading cf.pm";
3233	require cf;	4081	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4082	cf::_connect_to_perl_1;
3235		4083
3236	warn "loading config and database again";	4084	trace "perl_reload: loading config and database again";
3237	cf::cfg_load;	4085	cf::reload_config;
3238		4086
3239	warn "loading extensions";	4087	trace "perl_reload: loading extensions";
3240	cf::load_extensions;	4088	cf::load_extensions;
3241		4089
		4090	if ($REATTACH_ON_RELOAD) {
3242	warn "reattaching attachments to objects/players";	4091	trace "perl_reload: reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	4092	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	4093	trace "perl_reload: reattaching attachments to maps";
3245	reattach $_ for values %MAP;	4094	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	4095	trace "perl_reload: reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	4096	reattach $_ for values %PLAYER;
		4097	}
3248		4098
3249	warn "leaving sync_job";	4099	cf::_post_init 1;
3250		4100
		4101	trace "perl_reload: leaving sync_job";
		4102
3251	1	4103	1
3252	} or do {	4104	} or do {
3253	warn $@;	4105	error $@;
3254	warn "error while reloading, exiting.";	4106	cf::cleanup "perl_reload: error, exiting.";
3255	exit 1;	4107	};
		4108
		4109	--$RELOAD;
3256	};	4110	}
3257		4111
3258	warn "reloaded";	4112	$t1 = AE::time - $t1;
		4113	info "perl_reload: completed in ${t1}s\n";
3259	};	4114	};
3260		4115
3261	our $RELOAD_WATCHER; # used only during reload	4116	our $RELOAD_WATCHER; # used only during reload
3262		4117
3263	sub reload_perl() {	4118	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	4119	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	4120	# coro crashes during coro_state_free->destroy here.
3266		4121
3267	$RELOAD_WATCHER ||= Event->timer (	4122	$RELOAD_WATCHER ||= cf::async {
3268	reentrant => 0,	4123	Coro::AIO::aio_wait cache_extensions;
3269	after => 0,	4124
3270	data => WF_AUTOCANCEL,	4125	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3271	cb => sub {
3272	do_reload_perl;	4126	do_reload_perl;
3273	undef $RELOAD_WATCHER;	4127	undef $RELOAD_WATCHER;
3274	},	4128	};
3275	);	4129	};
3276	}	4130	}
3277		4131
3278	register_command "reload" => sub {	4132	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	4133	my ($who, $arg) = @_;
3280		4134
3281	if ($who->flag (FLAG_WIZ)) {	4135	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	4136	$who->message ("reloading server.");
		4137	async {
		4138	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	4139	reload_perl;
		4140	};
3284	}	4141	}
3285	};	4142	};
3286		4143
3287	unshift @INC, $LIBDIR;	4144	#############################################################################
3288		4145
3289	my $bug_warning = 0;	4146	my $bug_warning = 0;
3290		4147
3291	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;
3293
3294	sub wait_for_tick {	4148	sub wait_for_tick() {
3295	return unless $TICK_WATCHER->is_active;	4149	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3296	return if $Coro::current == $Coro::main;
3297		4150
3298	my $signal = new Coro::Signal;	4151	$WAIT_FOR_TICK->wait;
3299	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;
3301	}	4152	}
3302		4153
3303	sub wait_for_tick_begin {	4154	sub wait_for_tick_begin() {
3304	return unless $TICK_WATCHER->is_active;	4155	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3305	return if $Coro::current == $Coro::main;
3306		4156
3307	my $signal = new Coro::Signal;	4157	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	4158	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	4159	$signal->wait;
3310	}	4160	}
3311		4161
3312	my $min = 1e6;#d#	4162	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) {	4163	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4164	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	4165	unless ++$bug_warning > 10;
3324	return;	4166	return;
3325	}	4167	}
3326		4168
3327	$NOW = $tick_start = Event::time;	4169	cf::one_tick; # one server iteration
3328		4170
3329	cf::server_tick; # one server iteration	4171	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3330		4172
3331	0 && sync_job {#d#	4173	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3332	for(1..10) {	4174	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3333	my $t = Event::time;	4175	Coro::async_pool {
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4176	$Coro::current->{desc} = "runtime saver";
3335	or die;	4177	write_runtime_sync
3336		4178	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	};	4179	};
		4180	}
3353		4181
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) {	4182	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	4183	$sig->send;
3370	}	4184	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	4185	$WAIT_FOR_TICK->broadcast;
3372	$sig->send;
3373	}
3374		4186
3375	$NOW = Event::time;	4187	$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;	4188	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		4189
3386	_post_tick;	4190	if (0) {
3387		4191	if ($NEXT_TICK) {
3388		4192	my $jitter = $TICK_START - $NEXT_TICK;
		4193	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4194	debug "jitter $JITTER\n";#d#
		4195	}
3389	},	4196	}
3390	);	4197	}
3391		4198
3392	{	4199	{
3393	BDB::max_poll_time $TICK * 0.1;	4200	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	4201
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;	4202	BDB::min_parallel 16;
3403		4203	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	4204	#$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		4205
3419	unless ($DB_ENV) {	4206	unless ($DB_ENV) {
3420	$DB_ENV = BDB::db_env_create;	4207	$DB_ENV = BDB::db_env_create;
		4208	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4209	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4210	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4211	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4212	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3421		4213
3422	cf::sync_job {	4214	cf::sync_job {
3423	eval {	4215	eval {
3424	BDB::db_env_open	4216	BDB::db_env_open
3425	$DB_ENV,	4217	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4219	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4220	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	4221	0666;
3430		4222
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4223	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	};	4224	};
3436		4225
3437	cf::cleanup "db_env_open(db): $@" if $@;	4226	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	4227	};
3439	}	4228	}
		4229
		4230	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4231	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4232	};
		4233	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4234	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4235	};
		4236	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4237	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4238	};
3440	}	4239	}
3441		4240
3442	{	4241	{
		4242	# configure IO::AIO
		4243
3443	IO::AIO::min_parallel 8;	4244	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	4245	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	4246	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	}	4247	}
3456		4248
3457	my $_log_backtrace;	4249	our $_log_backtrace;
		4250	our $_log_backtrace_last;
3458		4251
3459	sub _log_backtrace {	4252	sub _log_backtrace {
3460	my ($msg, @addr) = @_;	4253	my ($msg, @addr) = @_;
3461		4254
3462	$msg =~ s/\n//;	4255	$msg =~ s/\n$//;
3463		4256
		4257	if ($_log_backtrace_last eq $msg) {
		4258	LOG llevInfo, "[ABT] $msg\n";
		4259	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3464	# limit the # of concurrent backtraces	4260	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	4261	} elsif ($_log_backtrace < 2) {
		4262	$_log_backtrace_last = $msg;
3466	++$_log_backtrace;	4263	++$_log_backtrace;
		4264	my $perl_bt = Carp::longmess $msg;
3467	async {	4265	async {
		4266	$Coro::current->{desc} = "abt $msg";
		4267
3468	my @bt = fork_call {	4268	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	4269	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4270	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4271	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3472	or die "addr2line: $!";	4272	or die "addr2line: $!";
…		…
3480	}	4280	}
3481		4281
3482	@funcs	4282	@funcs
3483	};	4283	};
3484		4284
3485	LOG llevInfo, "[ABT] $msg\n";	4285	LOG llevInfo, "[ABT] $perl_bt\n";
		4286	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	4287	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	4288	--$_log_backtrace;
3488	};	4289	};
3489	} else {	4290	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	4291	LOG llevInfo, "[ABT] $msg\n";
3491	LOG llevInfo, "[ABT] [suppressed]\n";	4292	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3492	}	4293	}
3493	}	4294	}
3494		4295
3495	# load additional modules	4296	# load additional modules
3496	use cf::pod;	4297	require "cf/$_.pm" for @EXTRA_MODULES;
		4298	cf::_connect_to_perl_2;
3497		4299
3498	END { cf::emergency_save }	4300	END { cf::emergency_save }
3499		4301
3500	1	4302	1
3501		4303

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