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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.586 by root, Wed Oct 31 15:02:02 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	warn "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
1952	cf::sync_job { $map->load };	2343	# it's a bug to call this from the main context
		2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2345	if $Coro::current == $Coro::main;
		2346
		2347	$map->load;
1953	}	2348	}
1954		2349
1955	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
1957		2352
1958	sub find_async {	2353	sub find_async {
1959	my ($path, $origin) = @_;	2354	my ($path, $origin, $load) = @_;
1960		2355
1961	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
1962		2357
1963	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2359	return $map if !$load || $map->linkable;
1965	}	2360	}
1966		2361
1967	undef $MAP_PREFETCH{$path};	2362	$MAP_PREFETCH{$path} |= $load;
		2363
1968	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
		2365	$Coro::current->{desc} = "map prefetcher";
		2366
1969	while (%MAP_PREFETCH) {	2367	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2368	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2369	if (my $map = find $k) {
1972	$map->load;	2370	$map->load if $v;
1973	}	2371	}
1974		2372
1975	delete $MAP_PREFETCH{$path};	2373	delete $MAP_PREFETCH{$k};
1976	}	2374	}
1977	}	2375	}
1978	undef $MAP_PREFETCHER;	2376	undef $MAP_PREFETCHER;
1979	};	2377	};
1980	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
1981		2379
1982	()	2380	()
1983	}	2381	}
1984		2382
		2383	# common code, used by both ->save and ->swapout
1985	sub save {	2384	sub _save {
1986	my ($self) = @_;	2385	my ($self) = @_;
1987
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;
1989		2386
1990	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
1991		2388
1992	return unless $self->dirty;	2389	return unless $self->dirty;
1993		2390
…		…
1999	return if $self->{deny_save};	2396	return if $self->{deny_save};
2000		2397
2001	local $self->{last_access} = $self->last_access;#d#	2398	local $self->{last_access} = $self->last_access;#d#
2002		2399
2003	cf::async {	2400	cf::async {
		2401	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2402	$_->contr->save for $self->players;
2005	};	2403	};
		2404
		2405	cf::get_slot 0.02;
2006		2406
2007	if ($uniq) {	2407	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2408	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2409	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2410	} else {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2012	}	2412	}
2013	}	2413	}
2014		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2015	sub swap_out {	2423	sub swap_out {
2016	my ($self) = @_;	2424	my ($self) = @_;
2017		2425
2018	# save first because save cedes
2019	$self->save;
2020
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2023	return if $self->players;	2430	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;
2025	return if $self->{deny_save};
2026		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
2027	$self->clear;	2441	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2442	}
2030		2443
2031	sub reset_at {	2444	sub reset_at {
2032	my ($self) = @_;	2445	my ($self) = @_;
2033		2446
…		…
2051		2464
2052	my $lock = cf::lock_acquire "map_data:$self->{path}";	2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
2053		2466
2054	return if $self->players;	2467	return if $self->players;
2055		2468
2056	warn "resetting map ", $self->path;	2469	cf::trace "resetting map ", $self->path, "\n";
2057		2470
2058	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
2059		2472
2060	# need to save uniques path	2473	# need to save uniques path
2061	unless ($self->{deny_save}) {	2474	unless ($self->{deny_save}) {
2062	my $uniq = $self->uniq_path; utf8::encode $uniq;	2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
2063		2476
…		…
2065	if $uniq;	2478	if $uniq;
2066	}	2479	}
2067		2480
2068	delete $cf::MAP{$self->path};	2481	delete $cf::MAP{$self->path};
2069		2482
		2483	$self->deactivate;
		2484	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2485	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2486
2074	$self->unlink_save;	2487	$self->unlink_save;
2075	$self->destroy;	2488	$self->destroy;
2076	}	2489	}
2077		2490
2078	my $nuke_counter = "aaaa";	2491	my $nuke_counter = "aaaa";
2079		2492
2080	sub nuke {	2493	sub nuke {
2081	my ($self) = @_;	2494	my ($self) = @_;
2082		2495
		2496	{
		2497	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2498
2083	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2084		2500
2085	$self->unlink_save;	2501	$self->unlink_save;
2086		2502
2087	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2088	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2508
2093	$cf::MAP{$self->path} = $self;	2509	$cf::MAP{$self->path} = $self;
		2510	}
2094		2511
2095	$self->reset; # polite request, might not happen	2512	$self->reset; # polite request, might not happen
2096	}	2513	}
2097		2514
2098	=item $maps = cf::map::tmp_maps	2515	=item $maps = cf::map::tmp_maps
…		…
2140		2557
2141	sub unique_maps() {	2558	sub unique_maps() {
2142	[	2559	[
2143	map {	2560	map {
2144	utf8::decode $_;	2561	utf8::decode $_;
2145	/\.map$/	2562	s/\.map$//; # TODO future compatibility hack
		2563	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2564	? ()
2146	? normalise $_	2565	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2567	]
2150	}	2568	}
2151		2569
2152	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	}
2153		2601
2154	=back	2602	=back
2155		2603
2156	=head3 cf::object	2604	=head3 cf::object
2157		2605
…		…
2161		2609
2162	=over 4	2610	=over 4
2163		2611
2164	=item $ob->inv_recursive	2612	=item $ob->inv_recursive
2165		2613
2166	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.
2167		2616
2168	=cut	2617	=cut
2169		2618
2170	sub inv_recursive_;	2619	sub inv_recursive_;
2171	sub inv_recursive_ {	2620	sub inv_recursive_ {
…		…
2174		2623
2175	sub inv_recursive {	2624	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2625	inv_recursive_ inv $_[0]
2177	}	2626	}
2178		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
2179	package cf;	2656	package cf;
2180		2657
2181	=back	2658	=back
2182		2659
2183	=head3 cf::object::player	2660	=head3 cf::object::player
…		…
2189	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>
2190	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
2191	dialogue with the given NPC character.	2668	dialogue with the given NPC character.
2192		2669
2193	=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	};
2194		2685
2195	# rough implementation of a future "reply" method that works	2686	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2687	# with dialog boxes.
2197	#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
2198	sub cf::object::player::reply($$$;$) {	2689	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2701	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2702	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2703
2213	} else {	2704	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2705	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2706	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2707	}
2217	}	2708	}
2218	}	2709	}
2219		2710
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2711	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2245		2736
2246	=item $player_object->enter_link	2737	=item $player_object->enter_link
2247		2738
2248	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}>).
2249		2740
2250	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.
2251	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.
2252		2745
2253	Will never block.	2746	Will never block.
2254		2747
2255	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2256		2749
…		…
2276	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2277	my ($self) = @_;	2770	my ($self) = @_;
2278		2771
2279	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2280		2773
		2774	++$self->{_link_recursion};
		2775
2281	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2282		2777
2283	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2284	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2285		2780
2286	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2287	}	2782	}
2288		2783
2289	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2290	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2291		2786
…		…
2308	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2309	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2310		2805
2311	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2312	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2313	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2314		2809
2315	$map->load;	2810	$map->load;
2316	$map->load_neighbours;
2317		2811
2318	return unless $self->contr->active;	2812	return unless $self->contr->active;
2319	$self->activate_recursive;
2320		2813
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2323	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2324		2821
		2822	}
		2823
2325	=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)]])
2326		2825
2327	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
2328	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2329	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
2330	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
2331	be called at the end of this process.	2830	be called at the end of this process.
2332		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
2333	=cut	2835	=cut
2334		2836
2335	our $GOTOGEN;	2837	our $GOTOGEN;
2336		2838
2337	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2338	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
2339		2841
		2842	if ($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
2340	# 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
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2850
2343	$self->enter_link;	2851	$self->enter_link;
2344		2852
2345	(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
2346	my $map = eval {	2875	my $map = eval {
2347	my $map = cf::map::find $path;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2348		2877
2349	if ($map) {	2878	if ($map) {
2350	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2352	} else {	2881	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2883	}
2355		2884
2356	$map	2885	$map
2357	};	2886	};
2358		2887
…		…
2364	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2365	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2366	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2367	}	2896	}
2368		2897
2369	$done->() if $done;	2898	$done->($self) if $done;
2370	})->prio (1);	2899	})->prio (1);
2371	}	2900	}
2372		2901
2373	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2374		2903
…		…
2394	}	2923	}
2395		2924
2396	sub prepare_random_map {	2925	sub prepare_random_map {
2397	my ($exit) = @_;	2926	my ($exit) = @_;
2398		2927
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2928	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2929	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2930	# that depends on the exit object
2404		2931
2405	my $rmp = parse_random_map_params $exit->msg;	2932	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	2934	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	2935	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	2936	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	2937	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	2938	$rmp->{origin_y} = $exit->y;
		2939
		2940	$exit->map->touch;
2412	}	2941	}
2413		2942
2414	$rmp->{random_seed} ||= $exit->random_seed;	2943	$rmp->{random_seed} ||= $exit->random_seed;
2415		2944
2416	my $data = cf::to_json $rmp;	2945	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	2946	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2947	my $meta = "$RANDOMDIR/$md5.meta";
2419		2948
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2949	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2950	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	2951	undef $fh;
2423	aio_rename "$meta~", $meta;	2952	aio_rename "$meta~", $meta;
2424		2953
		2954	my $slaying = "?random/$md5";
		2955
		2956	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	2957	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	2958	$exit->msg (undef);
		2959	}
2427	}	2960	}
2428	}	2961	}
2429		2962
2430	sub cf::object::player::enter_exit {	2963	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	2964	my ($self, $exit) = @_;
2432		2965
2433	return unless $self->type == cf::PLAYER;	2966	return unless $self->type == cf::PLAYER;
2434		2967
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	2968	$self->enter_link;
2447		2969
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	2970	(async {
2453	$self->deactivate_recursive; # just to be sure	2971	$Coro::current->{desc} = "enter_exit";
		2972
2454	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
2455	$self->goto ($slaying, $hp, $sp);	3003	$self->goto ($map, $x, $y);
2456		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
2457	1;	3009	1
2458	}) {	3010	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "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. "
2461	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2463		3015
2464	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2465	$self->leave_link;	3017	$self->leave_link;
2466	}	3018	}
2467	})->prio (1);	3019	})->prio (1);
2468	}	3020	}
2469		3021
…		…
2481	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2482	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2483		3035
2484	utf8::encode $text;	3036	utf8::encode $text;
2485	$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);
2486	}	3063	}
2487		3064
2488	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2489		3066
2490	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	3069	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	3070	the message unless the client supports the msg packet.
2494		3071
2495	=cut	3072	=cut
2496		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" => $CHAT_CHANNEL,
		3186	);
		3187
2497	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2499		3190
2500	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2501		3193
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		3195
		3196	# check predefined channels, for the benefit of C
		3197	if ($CHANNEL{$channel}) {
		3198	$channel = $CHANNEL{$channel};
		3199
		3200	$self->ext_msg (channel_info => $channel);
		3201	$channel = $channel->{id};
		3202
2504	if (ref $channel) {	3203	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	3207	$self->ext_msg (channel_info => $channel);
2509	}	3208	}
…		…
2511	$channel = $channel->{id};	3210	$channel = $channel->{id};
2512	}	3211	}
2513		3212
2514	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2515		3214
2516	if ($self->can_msg) {
2517	# default colour, mask it out	3215	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2520		3218
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	3222	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		3223
2535	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2536
2537	utf8::encode $msg;
2538
2539	if (0 && $msg =~ /\[/) {
2540	# COMMAND/INFO
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}
2548	}	3225	}
2549		3226
2550	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2551		3228
2552	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2554	=cut	3231	=cut
2555		3232
2556	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2558		3235
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {	3236	if ($self->extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}	3241	}
2567	}	3242	}
2568		3243
2569	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2570		3245
…		…
2573	=cut	3248	=cut
2574		3249
2575	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2577		3252
2578	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {
2581	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}
2585	}	3256	}
2586		3257
2587	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2588		3259
2589	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2644	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2645		3316
2646	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2647		3318
2648	if (ref $msg) {	3319	if (ref $msg) {
2649	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2650	"ARRAY" eq ref $msg
2651	? @$msg
2652	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2653		3321
2654	my @reply;	3322	my @reply;
2655		3323
2656	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
2657	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
2659		3327
2660	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
2661	if $reply;	3329	if $reply;
2662		3330
2663	} else {	3331	} else {
2664	warn "client " . ($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";
2665	}	3333	}
2666		3334
2667	cf::override;	3335	cf::override;
2668	},	3336	},
2669	);	3337	);
…		…
2689		3357
2690	$coro	3358	$coro
2691	}	3359	}
2692		3360
2693	cf::client->attach (	3361	cf::client->attach (
2694	on_destroy => sub {	3362	on_client_destroy => sub {
2695	my ($ns) = @_;	3363	my ($ns) = @_;
2696		3364
2697	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2698	},	3366	},
2699	);	3367	);
…		…
2715	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
2716		3384
2717	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
2718		3386
2719	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
2720	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
2721	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
2722	sort time	3390	sort time
2723	));	3391	));
2724		3392
2725	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
2727	=pod	3395	=pod
2728		3396
2729	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
2730		3398
2731	cf::object	3399	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3400	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3401	insert remove name archname title slaying race decrease split
		3402	value
2734		3403
2735	cf::object::player	3404	cf::object::player
2736	player	3405	player
2737		3406
2738	cf::player	3407	cf::player
…		…
2743		3412
2744	=cut	3413	=cut
2745		3414
2746	for (	3415	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3417	insert remove inv nrof name archname title slaying race
		3418	decrease split destroy change_exp value msg lore send_msg)],
2749	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
2751	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
2752	) {	3422	) {
2753	no strict 'refs';
2754	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
2755	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2756	for @funs;	3425	for @funs;
2757	}	3426	}
2758		3427
…		…
2773		3442
2774	my $qcode = $code;	3443	my $qcode = $code;
2775	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2776	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
2777		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
2778	local $_;	3450	local $_;
2779	local @safe::cf::_safe_eval_args = values %vars;
2780		3451
2781	my $eval =	3452	my $eval =
2782	"do {\n"	3453	"do {\n"
2783	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2784	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
2785	. $code	3456	. $code
2786	. "\n}"	3457	. "\n}"
2787	;	3458	;
2788		3459
		3460	if ($CFG{safe_eval}) {
2789	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
2790	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2791	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
2792		3469
2793	if ($@) {	3470	if ($@) {
2794	warn "$@";	3471	warn "$@",
2795	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
2796	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
2797	}	3474	}
2798		3475
2799	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
2800	}	3477	}
2801		3478
…		…
2815	=cut	3492	=cut
2816		3493
2817	sub register_script_function {	3494	sub register_script_function {
2818	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
2819		3496
2820	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
2821	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
2822	}	3499	}
2823		3500
2824	=back	3501	=back
2825		3502
2826	=cut	3503	=cut
2827		3504
2828	#############################################################################	3505	#############################################################################
2829	# the server's init and main functions	3506	# the server's init and main functions
2830		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
		3509
2831	sub load_facedata($) {	3510	sub load_facedata($) {
2832	my ($path) = @_;	3511	my ($path) = @_;
2833		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
2834	my $enc = JSON::XS->new->utf8->canonical;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3518
2836	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
2837		3520
2838	my $facedata;	3521	my $facedata = decode_storable load_file $path;
2839	0 < aio_load $path, $facedata
2840	or die "$path: $!";
2841
2842	$facedata = Coro::Storable::thaw $facedata;
2843		3522
2844	$facedata->{version} == 2	3523	$facedata->{version} == 2
2845	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
2846		3525
2847	# 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]);
2848	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
2849	type => FT_RSRC,	3529	type => FT_RSRC,
2850	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),
2851	};	3532	};
2852	cf::cede_to_tick;	3533	cf::cede_to_tick;
2853		3534
2854	{	3535	{
2855	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
2856		3537
2857	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3541
2859	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3545	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3546	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3547	$FACEHASH{$info->{hash64}} = $idx;#d#
2863		3548
2864	cf::cede_to_tick;	3549	cf::cede_to_tick;
2865	}	3550	}
2866		3551
2867	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3553	next unless $info->{smooth};
		3554
2869	my $idx = cf::face::find $face	3555	my $idx = cf::face::find $face
2870	or next;	3556	or next;
		3557
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3561	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
2876	}	3563	}
2877		3564
2878	cf::cede_to_tick;	3565	cf::cede_to_tick;
2879	}	3566	}
2880	}	3567	}
…		…
2889		3576
2890	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
2891	}	3578	}
2892		3579
2893	{	3580	{
2894	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
2897		3582
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3583	while (my ($name, $info) = each %$res) {
		3584	if (defined (my $type = $info->{type})) {
		3585	# TODO: different hash - must free and use new index, or cache ixface data queue
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;
2903		3587
2904	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2905	# prepend meta info	3589	cf::face::set_type $idx, $type;
2906		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2907	my $meta = $enc->encode ({	3591	$FACEHASH{$info->{hash}} = $idx;#d#
2908	name => $name,
2909	%{ $info->{meta} || {} },
2910	});
2911
2912	$data = pack "(w/a*)*", $meta, $info->{data};
2913	} else {	3592	} else {
2914	$data = $info->{data};	3593	# $RESOURCE{$name} = $info; # unused
2915	}	3594	}
2916		3595
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3596	cf::cede_to_tick;
2921	}	3597	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3598	}
		3599
		3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3601
2942	1	3602	1
2943	}	3603	}
2944		3604
2945	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
…		…
2948	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3609	$ns->fx_want ($k, $v);
2950	}	3610	}
2951	};	3611	};
2952		3612
		3613	sub load_resource_file($) {
		3614	my $guard = lock_acquire "load_resource_file";
		3615
		3616	my $status = load_resource_file_ $_[0];
		3617	get_slot 0.1, 100;
		3618	cf::arch::commit_load;
		3619
		3620	$status
		3621	}
		3622
2953	sub reload_regions {	3623	sub reload_regions {
		3624	# HACK to clear player env face cache, we need some signal framework
		3625	# for this (global event?)
		3626	%ext::player_env::MUSIC_FACE_CACHE = ();
		3627
2954	load_resource_file "$MAPDIR/regions"	3628	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3629	or die "unable to load regions file\n";
2956		3630
2957	for (cf::region::list) {	3631	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3632	$_->{match} = qr/$_->{match}/
…		…
2966	}	3640	}
2967		3641
2968	sub reload_archetypes {	3642	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3643	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3644	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references
2972	# this really needs to be done in an extra post-pass
2973	# (which needs to be synchronous, so solve it differently)
2974	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";
2976	}	3645	}
2977		3646
2978	sub reload_treasures {	3647	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
2981	}	3650	}
2982		3651
		3652	sub reload_sound {
		3653	trace "loading sound config from $DATADIR/sound\n";
		3654
		3655	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3656
		3657	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3658	my $sound = $soundconf->{compat}[$_]
		3659	or next;
		3660
		3661	my $face = cf::face::find "sound/$sound->[1]";
		3662	cf::sound::set $sound->[0] => $face;
		3663	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3664	}
		3665
		3666	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3667	my $face = cf::face::find "sound/$v";
		3668	cf::sound::set $k => $face;
		3669	}
		3670	}
		3671
2983	sub reload_resources {	3672	sub reload_resources {
2984	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
2985		3674
		3675	reload_exp_table;
		3676	reload_materials;
		3677	reload_facedata;
		3678	reload_sound;
		3679	reload_archetypes;
2986	reload_regions;	3680	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3681	reload_treasures;
2991		3682
2992	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
2993	}	3684	}
2994		3685
2995	sub init {	3686	sub reload_config {
2996	reload_resources;	3687	trace "reloading config file...\n";
2997	}
2998		3688
2999	sub cfg_load {	3689	my $config = load_file "$CONFDIR/config";
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3690	utf8::decode $config;
3001	or return;	3691	*CFG = decode_yaml $config;
3002		3692
3003	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;
3005
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3007		3694
3008	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3695	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3009	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3696	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3010		3697
3011	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3015	};	3702	};
3016	warn $@ if $@;	3703	warn $@ if $@;
3017	}	3704	}
3018	}	3705	}
3019		3706
		3707	sub pidfile() {
		3708	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3709	or die "$PIDFILE: $!";
		3710	flock $fh, &Fcntl::LOCK_EX
		3711	or die "$PIDFILE: flock: $!";
		3712	$fh
		3713	}
		3714
		3715	# make sure only one server instance is running at any one time
		3716	sub atomic {
		3717	my $fh = pidfile;
		3718
		3719	my $pid = <$fh>;
		3720	kill 9, $pid if $pid > 0;
		3721
		3722	seek $fh, 0, 0;
		3723	print $fh $$;
		3724	}
		3725
		3726	sub main_loop {
		3727	trace "EV::loop starting\n";
		3728	if (1) {
		3729	EV::loop;
		3730	}
		3731	trace "EV::loop returned\n";
		3732	goto &main_loop unless $REALLY_UNLOOP;
		3733	}
		3734
3020	sub main {	3735	sub main {
		3736	cf::init_globals; # initialise logging
		3737
		3738	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3739	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3740	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3741	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3742
		3743	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3744
3021	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
3023	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3747	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3024	(async {	3748	(async {
3025	Event::one_event;	3749	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3750	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3751	})->prio (Coro::PRIO_MAX);
3027	};	3752	};
3028		3753
3029	cfg_load;	3754	evthread_start IO::AIO::poll_fileno;
		3755
		3756	cf::sync_job {
		3757	cf::incloader::init ();
		3758
		3759	cf::init_anim;
		3760	cf::init_attackmess;
		3761	cf::init_dynamic;
		3762
		3763	cf::load_settings;
		3764
		3765	reload_resources;
		3766	reload_config;
3030	db_init;	3767	db_init;
		3768
		3769	cf::init_uuid;
		3770	cf::init_signals;
		3771	cf::init_skills;
		3772
		3773	cf::init_beforeplay;
		3774
		3775	atomic;
		3776
3031	load_extensions;	3777	load_extensions;
3032		3778
3033	$TICK_WATCHER->start;	3779	utime time, time, $RUNTIMEFILE;
3034	Event::loop;	3780
		3781	# no (long-running) fork's whatsoever before this point(!)
		3782	use POSIX ();
		3783	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3784
		3785	cf::_post_init 0;
		3786	};
		3787
		3788	cf::object::thawer::errors_are_fatal 0;
		3789	info "parse errors in files are no longer fatal from this point on.\n";
		3790
		3791	AE::postpone {
		3792	undef &main; # free gobs of memory :)
		3793	};
		3794
		3795	goto &main_loop;
3035	}	3796	}
3036		3797
3037	#############################################################################	3798	#############################################################################
3038	# initialisation and cleanup	3799	# initialisation and cleanup
3039		3800
3040	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3041	BEGIN {	3802	BEGIN {
		3803	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3050	},
3051	);	3807	};
3052	}	3808	}
3053	}	3809	}
3054		3810
3055	sub write_runtime {	3811	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";	3812	my $t0 = AE::time;
3057		3813
3058	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3060		3816
3061	IO::AIO::aio_utime $runtime, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		3818
3063	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3064		3820
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3066	or return;	3822	or return;
3067		3823
3068	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	3836	aio_utime $fh, undef, undef;
3081		3837
3082	close $fh	3838	close $fh
3083	or return;	3839	or return;
3084		3840
3085	aio_rename "$runtime~", $runtime	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	3842	and return;
3087		3843
3088	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3089		3845
3090	1	3846	1
		3847	}
		3848
		3849	our $uuid_lock;
		3850	our $uuid_skip;
		3851
		3852	sub write_uuid_sync($) {
		3853	$uuid_skip ||= $_[0];
		3854
		3855	return if $uuid_lock;
		3856	local $uuid_lock = 1;
		3857
		3858	my $uuid = "$LOCALDIR/uuid";
		3859
		3860	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3861	or return;
		3862
		3863	my $value = uuid_seq uuid_cur;
		3864
		3865	unless ($value) {
		3866	info "cowardly refusing to write zero uuid value!\n";
		3867	return;
		3868	}
		3869
		3870	my $value = uuid_str $value + $uuid_skip;
		3871	$uuid_skip = 0;
		3872
		3873	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3874	and return;
		3875
		3876	# always fsync - this file is important
		3877	aio_fsync $fh
		3878	and return;
		3879
		3880	close $fh
		3881	or return;
		3882
		3883	aio_rename "$uuid~", $uuid
		3884	and return;
		3885
		3886	trace "uuid file written ($value).\n";
		3887
		3888	1
		3889
		3890	}
		3891
		3892	sub write_uuid($$) {
		3893	my ($skip, $sync) = @_;
		3894
		3895	$sync ? write_uuid_sync $skip
		3896	: async { write_uuid_sync $skip };
3091	}	3897	}
3092		3898
3093	sub emergency_save() {	3899	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3095		3901
3096	warn "enter emergency perl save\n";	3902	info "emergency_perl_save: enter\n";
		3903
		3904	# this is a trade-off: we want to be very quick here, so
		3905	# save all maps without fsync, and later call a global sync
		3906	# (which in turn might be very very slow)
		3907	local $USE_FSYNC = 0;
3097		3908
3098	cf::sync_job {	3909	cf::sync_job {
		3910	cf::write_runtime_sync; # external watchdog should not bark
		3911
3099	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	3915	info "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	3918	$pl->valid or next;
		3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	3920	$pl->save;
3107	}	3921	}
3108	warn "end emergency player save\n";	3922	info "emergency_perl_save: end player save\n";
3109		3923
3110	warn "begin emergency map save\n";	3924	cf::write_runtime_sync; # external watchdog should not bark
		3925
		3926	info "emergency_perl_save: begin map save\n";
3111	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	3929	$map->valid or next;
3114	$map->save;	3930	$map->save;
3115	}	3931	}
3116	warn "end emergency map save\n";	3932	info "emergency_perl_save: end map save\n";
3117		3933
3118	warn "begin emergency database checkpoint\n";	3934	cf::write_runtime_sync; # external watchdog should not bark
		3935
		3936	info "emergency_perl_save: begin database checkpoint\n";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3120	warn "end emergency database checkpoint\n";	3938	info "emergency_perl_save: end database checkpoint\n";
		3939
		3940	info "emergency_perl_save: begin write uuid\n";
		3941	write_uuid_sync 1;
		3942	info "emergency_perl_save: end write uuid\n";
		3943
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
		3946	trace "emergency_perl_save: syncing database to disk";
		3947	BDB::db_env_txn_checkpoint $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3121	};	3962	};
3122		3963
3123	warn "leave emergency perl save\n";	3964	info "emergency_perl_save: leave\n";
3124	}	3965	}
3125		3966
3126	sub post_cleanup {	3967	sub post_cleanup {
3127	my ($make_core) = @_;	3968	my ($make_core) = @_;
3128		3969
		3970	IO::AIO::flush;
		3971
3129	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3130	if $make_core;	3973	if $make_core;
		3974
		3975	my $fh = pidfile;
		3976	unlink $PIDFILE if <$fh> == $$;
		3977	}
		3978
		3979	# a safer delete_package, copied from Symbol
		3980	sub clear_package($) {
		3981	my $pkg = shift;
		3982
		3983	# expand to full symbol table name if needed
		3984	unless ($pkg =~ /^main::.*::$/) {
		3985	$pkg = "main$pkg" if $pkg =~ /^::/;
		3986	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3987	$pkg .= '::' unless $pkg =~ /::$/;
		3988	}
		3989
		3990	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3991	my $stem_symtab = *{$stem}{HASH};
		3992
		3993	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3994	or return;
		3995
		3996	# clear all symbols
		3997	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3998	for my $name (keys %$leaf_symtab) {
		3999	_gv_clear *{"$pkg$name"};
		4000	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4001	}
3131	}	4002	}
3132		4003
3133	sub do_reload_perl() {	4004	sub do_reload_perl() {
3134	# can/must only be called in main	4005	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3136	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3137	return;	4008	return;
3138	}	4009	}
3139		4010
3140	warn "reloading...";	4011	return if $RELOAD++;
3141		4012
3142	warn "entering sync_job";	4013	my $t1 = AE::time;
3143		4014
		4015	while ($RELOAD) {
		4016	cf::get_slot 0.1, -1, "reload_perl";
		4017	info "perl_reload: reloading...";
		4018
		4019	trace "perl_reload: entering sync_job";
		4020
3144	cf::sync_job {	4021	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark
3146	cf::emergency_save;	4022	#cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark
3148		4023
3149	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;
3151
3152	# if anything goes wrong in here, we should simply crash as we already saved
3153
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;
3165	warn "iterate...";
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();	4026	%EXT_CORO = ();
3173		4027
3174	warn "removing commands";	4028	trace "perl_reload: removing commands";
3175	%COMMAND = ();	4029	%COMMAND = ();
3176		4030
3177	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3178	%EXTCMD = ();	4032	%EXTCMD = ();
3179	%EXTICMD = ();	4033	%EXTICMD = ();
3180		4034
3181	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3184		4038
3185	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3186	eval {	4040	eval {
3187	$cb->($pkg);	4041	$cb->($pkg);
3188	1	4042	1
3189	} or warn "$pkg unloaded, but with errors: $@";	4043	} or error "$pkg unloaded, but with errors: $@";
		4044	}
		4045
		4046	trace "... clearing $pkg";
		4047	clear_package $pkg;
3190	}	4048	}
3191		4049
3192	warn "... nuking $pkg";
3193	Symbol::delete_package $pkg;
3194	}
3195
3196	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3197	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		4053
3200	warn "... unloading $k";	4054	trace "... unloading $k";
3201	delete $INC{$k};	4055	delete $INC{$k};
3202		4056
3203	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3205		4059
3206	if (my $cb = $k->can ("unload_module")) {	4060	if (my $cb = $k->can ("unload_module")) {
3207	$cb->();	4061	$cb->();
		4062	}
		4063
		4064	clear_package $k;
3208	}	4065	}
3209		4066
3210	Symbol::delete_package $k;
3211	}
3212
3213	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	4068	clear_package "safe::$_"
3215	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4069	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3216		4070
3217	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3220		4074
3221	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3222	# and global variables created in xs	4076	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3224		4078
3225	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3226		4080
3227	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3228	require cf;	4082	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3230		4084
3231	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3232	cf::cfg_load;	4086	cf::reload_config;
3233		4087
3234	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3235	cf::load_extensions;	4089	cf::load_extensions;
3236		4090
		4091	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3240	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
		4098	}
3243		4099
3244	warn "leaving sync_job";	4100	cf::_post_init 1;
3245		4101
		4102	trace "perl_reload: leaving sync_job";
		4103
3246	1	4104	1
3247	} or do {	4105	} or do {
3248	warn $@;	4106	error $@;
3249	warn "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
3250	exit 1;	4108	};
		4109
		4110	--$RELOAD;
3251	};	4111	}
3252		4112
3253	warn "reloaded";	4113	$t1 = AE::time - $t1;
		4114	info "perl_reload: completed in ${t1}s\n";
3254	};	4115	};
3255		4116
3256	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3257		4118
3258	sub reload_perl() {	4119	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	4120	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3261		4122
3262	$RELOAD_WATCHER ||= Event->timer (	4123	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	4124	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	4125
3265	data => WF_AUTOCANCEL,	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	4127	do_reload_perl;
3268	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
3269	},	4129	};
3270	);	4130	};
3271	}	4131	}
3272		4132
3273	register_command "reload" => sub {	4133	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	4134	my ($who, $arg) = @_;
3275		4135
3276	if ($who->flag (FLAG_WIZ)) {	4136	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	4137	$who->message ("reloading server.");
		4138	async {
		4139	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	4140	reload_perl;
		4141	};
3279	}	4142	}
3280	};	4143	};
3281		4144
3282	unshift @INC, $LIBDIR;	4145	#############################################################################
3283		4146
3284	my $bug_warning = 0;	4147	my $bug_warning = 0;
3285		4148
3286	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;
3288
3289	sub wait_for_tick {	4149	sub wait_for_tick() {
3290	return unless $TICK_WATCHER->is_active;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3291	return if $Coro::current == $Coro::main;
3292		4151
3293	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3294	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;
3296	}	4153	}
3297		4154
3298	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3299	return unless $TICK_WATCHER->is_active;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3300	return if $Coro::current == $Coro::main;
3301		4157
3302	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	4160	$signal->wait;
3305	}	4161	}
3306		4162
3307	my $min = 1e6;#d#	4163	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	4164	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4165	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3319	return;	4167	return;
3320	}	4168	}
3321		4169
3322	$NOW = $tick_start = Event::time;	4170	cf::one_tick; # one server iteration
3323		4171
3324	cf::server_tick; # one server iteration	4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3325		4173
3326	0 && sync_job {#d#	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	for(1..10) {	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	my $t = Event::time;	4176	Coro::async_pool {
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4177	$Coro::current->{desc} = "runtime saver";
3330	or die;	4178	write_runtime_sync
3331		4179	or error "ERROR: unable to write runtime file: $!";
3332	$map->width (50);
3333	$map->height (50);
3334	$map->alloc;
3335	$map->_load_objects ("/tmp/x.map", 1);
3336	my $t = Event::time - $t;
3337
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	4180	};
		4181	}
3348		4182
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	4184	$sig->send;
3365	}	4185	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3367	$sig->send;
3368	}
3369		4187
3370	$NOW = Event::time;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		4190
3381	_post_tick;	4191	if (0) {
3382		4192	if ($NEXT_TICK) {
3383		4193	my $jitter = $TICK_START - $NEXT_TICK;
		4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4195	debug "jitter $JITTER\n";#d#
		4196	}
3384	},	4197	}
3385	);	4198	}
3386		4199
3387	{	4200	{
3388	BDB::max_poll_time $TICK * 0.1;	4201	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	4202
3390	reentrant => 0,
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3398		4204	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		4206
3414	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3415	$DB_ENV = BDB::db_env_create;	4208	$DB_ENV = BDB::db_env_create;
		4209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4210	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4211	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4212	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4213	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3416		4214
3417	cf::sync_job {	4215	cf::sync_job {
3418	eval {	4216	eval {
3419	BDB::db_env_open	4217	BDB::db_env_open
3420	$DB_ENV,	4218	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4220	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4221	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	4222	0666;
3425		4223
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4224	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	4225	};
3431		4226
3432	cf::cleanup "db_env_open(db): $@" if $@;	4227	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	4228	};
3434	}	4229	}
		4230
		4231	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4232	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4233	};
		4234	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4235	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4236	};
		4237	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4238	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4239	};
3435	}	4240	}
3436		4241
3437	{	4242	{
		4243	# configure IO::AIO
		4244
3438	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	4247	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	4248	}
3451		4249
3452	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3453		4252
3454	sub _log_backtrace {	4253	sub _log_backtrace {
3455	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3456		4255
3457	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3458		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3459	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3461	++$_log_backtrace;	4264	++$_log_backtrace;
		4265	my $perl_bt = Carp::longmess $msg;
3462	async {	4266	async {
		4267	$Coro::current->{desc} = "abt $msg";
		4268
3463	my @bt = fork_call {	4269	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	4270	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4271	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4272	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3467	or die "addr2line: $!";	4273	or die "addr2line: $!";
…		…
3475	}	4281	}
3476		4282
3477	@funcs	4283	@funcs
3478	};	4284	};
3479		4285
3480	LOG llevInfo, "[ABT] $msg\n";	4286	LOG llevInfo, "[ABT] $perl_bt\n";
		4287	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	4289	--$_log_backtrace;
3483	};	4290	};
3484	} else {	4291	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3486	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3487	}	4294	}
3488	}	4295	}
3489		4296
3490	# load additional modules	4297	# load additional modules
3491	use cf::pod;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3492		4300
3493	END { cf::emergency_save }	4301	END { cf::emergency_save }
3494		4302
3495	1	4303	1
3496		4304

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