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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.587 by root, Wed Oct 31 19:09:47 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 AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.61 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
		54	use Coro::Util ();
24		55
		56	use Guard ();
25	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
26	use BDB ();	58	use BDB ();
27	use Data::Dumper;	59	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	60	use Fcntl;
30	use YAML::Syck ();	61	use YAML::XS ();
31	use IO::AIO 2.32 ();	62	use IO::AIO ();
32	use Time::HiRes;	63	use Time::HiRes;
33	use Compress::LZF;	64	use Compress::LZF;
34	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
35		68
36	# configure various modules to our taste	69	# configure various modules to our taste
37	#	70	#
38	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		79
42	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
43		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		82
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
59		95
60	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
62		100
63	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
64	our $DATADIR = datadir;	103	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
68	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
74		124
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	127	our $NEXT_TICK;
		128	our $USE_FSYNC = 1; # use fsync to write maps - default on
		129
		130	our $BDB_DEADLOCK_WATCHER;
		131	our $BDB_CHECKPOINT_WATCHER;
		132	our $BDB_TRICKLE_WATCHER;
		133	our $DB_ENV;
		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
		137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		139
		140	our $UPTIME; $UPTIME ||= time;
		141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
80	our $NOW;	143	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		144
83	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	146	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
94		148
95	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		151
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
101		164
102	binmode STDOUT;	165	binmode STDOUT;
103	binmode STDERR;	166	binmode STDERR;
104		167
105	# read virtual server time, if available	168	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
110	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
111		176
112	mkdir $_	177	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		179
115	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
116		181
117	sub cf::map::normalise;	182	sub cf::map::normalise;
118		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
119	#############################################################################	188	#############################################################################
120		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
121	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
122		202
123	=over 4	203	=over 4
124		204
125	=item $cf::UPTIME	205	=item $cf::UPTIME
126		206
127	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
128		223
129	=item $cf::RUNTIME	224	=item $cf::RUNTIME
130		225
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	227	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
141	database environment.	236	database environment.
142		237
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	238	=item $cf::LOADAVG
152		239
153	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
158		245
159	The raw value load value from the last tick.	246	The raw value load value from the last tick.
160		247
161	=item %cf::CFG	248	=item %cf::CFG
162		249
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	251	from wherever your confdir points to.
165		252
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		254
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
172	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
173		277
174	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	280	that call.
177		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
178	=back	288	=back
179		289
180	=cut	290	=cut
181		291
182	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	299	my $msg = join "", @_;
185		300
186	$msg .= "\n"	301	$msg .= "\n"
187	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
188		303
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		305
191	utf8::encode $msg;
192	LOG llevError, $msg;	306	LOG llevWarn, $msg;
193	};	307	};
194	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
195		322
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	333	for my $pkg (qw(
207	cf::global cf::attachable	334	cf::global cf::attachable
208	cf::object cf::object::player	335	cf::object cf::object::player
209	cf::client cf::player	336	cf::client cf::player
210	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
211	cf::map cf::party cf::region	339	cf::party cf::region
212	)) {	340	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	342	}
216		343
217	$Event::DIED = sub {	344	$EV::DIED = sub {
218	warn "error in event callback: @_";	345	warn "error in event callback: $@";
219	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
220		352
221	#############################################################################	353	#############################################################################
222		354
223	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
224		356
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	378	$d
247	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
248	}	380	}
249		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
250	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
251		435
252	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
253		437
254	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
255		439
256	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
257		441
258	=cut	442	=cut
259		443
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		445
262	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
264		510
265	=item cf::lock_wait $string	511	=item cf::lock_wait $string
266		512
267	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
268		514
269	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
270		516
271	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
274	returned.	520	returned.
275		521
		522	Locks are *not* recursive, locking from the same coro twice results in a
		523	deadlocked coro.
		524
276	Lock names should begin with a unique identifier (for example, cf::map::find	525	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	526	uses map_find and cf::map::load uses map_load).
278		527
279	=item $locked = cf::lock_active $string	528	=item $locked = cf::lock_active $string
280		529
281	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
282		531
283	=cut	532	=cut
284		533
285	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
286		535
287	sub lock_wait($) {	536	sub lock_wait($) {
288	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	538	}
296		539
297	sub lock_acquire($) {	540	sub lock_acquire($) {
298	my ($key) = @_;	541	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	542	}
310		543
311	sub lock_active($) {	544	sub lock_active($) {
312	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	546	}
316		547
317	sub freeze_mainloop {	548	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
319		550
320	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	552	}
		553
		554	=item cf::periodic $interval, $cb
		555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
		567	}
		568
		569	=item cf::get_slot $time[, $priority[, $name]]
		570
		571	Allocate $time seconds of blocking CPU time at priority C<$priority>
		572	(default: 0): This call blocks and returns only when you have at least
		573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
		578
		579	The optional C<$name> can be used to identify the job to run. It might be
		580	used for statistical purposes and should identify the same time-class.
		581
		582	Useful for short background jobs.
		583
		584	=cut
		585
		586	our @SLOT_QUEUE;
		587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
		589
		590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
		594	my $signal = new Coro::Signal;
		595	my $busy;
		596
		597	while () {
		598	next_job:
		599
		600	my $avail = cf::till_tick;
		601
		602	for (0 .. $#SLOT_QUEUE) {
		603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
		605	my $job = splice @SLOT_QUEUE, $_, 1, ();
		606	$job->[2]->send;
		607	Coro::cede;
		608	goto next_job;
		609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		611	}
		612	}
		613
		614	if (@SLOT_QUEUE) {
		615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		616	$WAIT_FOR_TICK->wait;
		617	} else {
		618	$busy = 0;
		619	Coro::schedule;
		620	}
322	};	621	}
323	$TICK_WATCHER->stop;	622	};
324	$guard	623
		624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
		627	my ($time, $pri, $name) = @_;
		628
		629	$time = clamp $time, 0.01, $TICK * .6;
		630
		631	my $sig = new Coro::Signal;
		632
		633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		635	$SLOT_QUEUE->ready;
		636	$sig->wait;
325	}	637	}
326		638
327	=item cf::async { BLOCK }	639	=item cf::async { BLOCK }
328		640
329	Currently the same as Coro::async_pool, meaning you cannot use	641	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		646
335	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
336		648
337	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
338		650
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	654	acceptable.
343		655
344	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
349	=cut	661	=cut
350		662
351	sub sync_job(&) {	663	sub sync_job(&) {
352	my ($job) = @_;	664	my ($job) = @_;
353		665
354	if ($Coro::current == $Coro::main) {	666	if (in_main) {
355	my $time = Event::time;	667	my $time = AE::time;
356		668
357	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
359		671
360	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	673
362	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
363		675
364	my $busy = 1;	676	my $busy = 1;
365	my @res;	677	my @res;
366		678
367	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	681	@res = eval { $job->() };
369	warn $@ if $@;	682	error $@ if $@;
370	undef $busy;	683	undef $busy;
371	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
372		685
373	while ($busy) {	686	while ($busy) {
374	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
375	}	691	}
		692	}
376		693
377	$time = Event::time - $time;	694	my $time = AE::time - $time;
378		695
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
383		697
384	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
385	} else {	699	} else {
386	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
387		701
…		…
407	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
408		722
409	$coro	723	$coro
410	}	724	}
411		725
412	=item fork_call { }, $args	726	=item fork_call { }, @args
413		727
414	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
418		732
419	=cut	733	=cut
420		734
421	sub _store_scalar {	735	sub post_fork {
422	open my $fh, ">", \my $buf	736	reset_signals;
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}	737	}
429		738
430	sub fork_call(&@) {	739	sub fork_call(&@) {
431	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
432		741
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	742	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	743	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	744	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		745
438	if (my $pid = fork) {	746	my @res = Coro::Util::fork_eval {
439	close $fh2;	747	cf::post_fork;
		748	&$cb
		749	} @args;
440		750
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	751	wantarray ? @res : $res[-1]
442	warn "pst<$res>" unless $res =~ /^pst/;	752	}
443	$res = Coro::Storable::thaw $res;
444		753
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	754	sub objinfo {
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;
452	local $SIG{__WARN__};
453	local $SIG{__DIE__};
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459
460	eval {
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
472	}	790	}
473		791
474	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
475		793
476	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
479		797
480	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	799	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
483	=cut	806	=cut
		807
		808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
		812	my ($name) = @_;
		813	my $db = BDB::db_create $DB_ENV;
		814
		815	eval {
		816	$db->set_flags (BDB::CHKSUM);
		817
		818	utf8::encode $name;
		819	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		820	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		821	cf::cleanup "db_open(db): $!" if $!;
		822	};
		823	cf::cleanup "db_open(db): $@" if $@;
		824
		825	$db
		826	}
484		827
485	our $DB;	828	our $DB;
486		829
487	sub db_init {	830	sub db_init {
488	unless ($DB) {	831	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	832	}
503		833
504	sub db_get($$) {	834	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
506		836
507	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
508	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
509		841
510	$! ? ()	842	$! ? ()
511	: $data	843	: $data
512	}
513	}	844	}
514		845
515	sub db_put($$$) {	846	sub db_put($$$) {
516	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
545		876
546	my @data;	877	my @data;
547	my $md5;	878	my $md5;
548		879
549	for (0 .. $#$src) {	880	for (0 .. $#$src) {
550	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
551	or Carp::croak "$src->[$_]: $!";
552	}	882	}
553		883
554	# if processing is expensive, check	884	# if processing is expensive, check
555	# checksum first	885	# checksum first
556	if (1) {	886	if (1) {
557	$md5 =	887	$md5 =
558	join "\x00",	888	join "\x00",
559	$processversion,	889	$processversion,
560	map {	890	map {
561	Coro::cede;	891	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	893	} 0.. $#$src;
564		894
565		895
566	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		903
574	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	905	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
577		907
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		909
580	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
583		913
…		…
593		923
594	=cut	924	=cut
595		925
596	sub datalog($@) {	926	sub datalog($@) {
597	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	929	}
600		930
601	=back	931	=back
602		932
603	=cut	933	=cut
604		934
605	#############################################################################	935	#############################################################################
606		936
607	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
608		938
609	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
612		942
613	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	945	Deliantra).
616		946
617	=over 4	947	=over 4
618		948
619	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
620		950
…		…
664	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
665		995
666	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
668		998
669	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
671		1001
672	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
673		1003
674	=over 4	1004	=over 4
…		…
798		1128
799	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		1131
802	} elsif (ref $type) {	1132	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
804		1134
805	} else {	1135	} else {
806	shift @arg;	1136	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
808	}	1138	}
809	}	1139	}
810	}	1140	}
811		1141
812	sub _object_attach {	1142	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
823	}	1153	}
824		1154
825	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
826	} else {	1156	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1158	}
829		1159
830	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
831	}	1161	}
832		1162
…		…
891		1221
892	for (@$callbacks) {	1222	for (@$callbacks) {
893	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
894		1224
895	if ($@) {	1225	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1227	override;
899	}	1228	}
900		1229
901	return 1 if $override;	1230	return 1 if $override;
902	}	1231	}
903		1232
904	0	1233	0
905	}	1234	}
906		1235
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1237
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1239
911	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
912		1241
…		…
919	=cut	1248	=cut
920		1249
921	#############################################################################	1250	#############################################################################
922	# object support	1251	# object support
923		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
		1286	sub _can_merge {
		1287	my ($ob1, $ob2) = @_;
		1288
		1289	++$SLOW_MERGES;#d#
		1290
		1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
		1293	}
		1294
924	sub reattach {	1295	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1297	my ($obj) = @_;
927		1298
		1299	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1301
930	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
931		1303
932	@$registry = ();	1304	@$registry = ();
933		1305
…		…
938	for (@$attach) {	1310	for (@$attach) {
939	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
940	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
941	}	1313	}
942	} else {	1314	} else {
943	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
944	}	1316	}
945	}	1317	}
946	}	1318	}
947		1319
948	cf::attachable->attach (	1320	cf::attachable->attach (
949	prio => -1000000,	1321	prio => -1000000,
950	on_instantiate => sub {	1322	on_instantiate => sub {
951	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
952		1324
953	$data = from_json $data;	1325	$data = decode_json $data;
954		1326
955	for (@$data) {	1327	for (@$data) {
956	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
957		1329
958	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1346	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
976		1348
977	sync_job {	1349	sync_job {
978	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
981		1355
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
986	close $fh;	1363	aio_close $fh;
987		1364
988	if (@$objs) {	1365	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
994	close $fh;	1374	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
996	}	1376	}
997	} else {	1377	} else {
998	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
999	}	1379	}
1000		1380
1001	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1385	} else {
1003	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1004	}	1387	}
1005	} else {	1388	} else {
1006	aio_unlink $filename;	1389	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1008	}	1391	}
1009	}	1392	};
1010	}	1393	}
1011		1394
1012	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1014		1397
…		…
1026	or return;	1409	or return;
1027		1410
1028	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1413	or return;
		1414
1031	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1032	}	1417	}
1033		1418
		1419	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1036	return ($data, $av);	1424	($data, $av)
1037	}	1425	}
1038		1426
1039	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1040		1428
1041	=over 4	1429	=over 4
…		…
1095	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1096		1484
1097	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1098	}	1486	}
1099		1487
		1488	use File::Glob ();
		1489
1100	cf::player->attach (	1490	cf::player->attach (
1101	on_command => sub {	1491	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1103		1493
1104	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1105	or return;	1495	or return;
1106		1496
…		…
1114	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1115		1505
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1507
1118	if (ref $msg) {	1508	if (ref $msg) {
		1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1510
		1511	my @reply;
		1512
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1513	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1514	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1515	}
		1516
		1517	$pl->ext_reply ($reply, @reply)
		1518	if $reply;
		1519
1124	} else {	1520	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1522	}
1127		1523
1128	cf::override;	1524	cf::override;
1129	},	1525	},
1130	);	1526	);
1131		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1132	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1133	cf::sync_job {	1557	cf::sync_job {
1134	my %todo;	1558	my %todo;
1135		1559
1136	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1137	next unless -r $path;	1561	next unless -r $path;
…		…
1155		1579
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1582
1159	$ext{source} =	1583	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1161	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1162	. $source	1586	. $source
1163	. "\n};\n1";	1587	. "\n};\n1";
1164		1588
1165	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1166	}	1590	}
1167		1591
		1592	my $pass = 0;
1168	my %done;	1593	my %done;
1169	while (%todo) {	1594	while (%todo) {
1170	my $progress;	1595	my $progress;
1171		1596
		1597	++$pass;
		1598
		1599	ext:
1172	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1602	next ext
1175	unless exists $done{$_};	1603	unless exists $done{$_};
1176	}	1604	}
1177		1605
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1607
1180	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1185	warn $msg;	1624
1186	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1187	exit 1;	1626	delete $todo{$k};
1188	}	1627	} else {
1189		1628	$done{$k} = delete $todo{$k};
1190	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1191	}	1634	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1635	}
1197		1636
1198	skip:	1637	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1201	}	1647	}
1202	};	1648	};
1203	}	1649	}
1204		1650
1205	#############################################################################	1651	#############################################################################
1206		1652
1207	=back	1653	=back
1208		1654
1209	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1210		1656
1211	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1212		1658
1213	=cut	1659	=cut
1214		1660
1215	package cf::player;	1661	package cf::player;
1216		1662
1217	use Coro::AIO;	1663	use Coro::AIO;
1218		1664
1219	=head3 cf::player	1665	=head3 cf::player
1220		1666
1221	=over 4	1667	=over 4
		1668
		1669	=item cf::player::num_playing
		1670
		1671	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1672
		1673	=cut
		1674
		1675	sub num_playing {
		1676	scalar grep
		1677	$_->ob->map
		1678	&& !$_->hidden
		1679	&& !$_->ob->flag (cf::FLAG_WIZ),
		1680	cf::player::list
		1681	}
1222		1682
1223	=item cf::player::find $login	1683	=item cf::player::find $login
1224		1684
1225	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1226		1686
…		…
1245		1705
1246	sub exists($) {	1706	sub exists($) {
1247	my ($login) = @_;	1707	my ($login) = @_;
1248		1708
1249	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1251	}	1711	}
1252		1712
1253	sub find($) {	1713	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1715	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1726
1267	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1728	or return;
		1729
		1730	my $pl = cf::player::load_pl $f
		1731	or return;
		1732
		1733	local $cf::PLAYER_LOADING{$login} = $pl;
		1734	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1270	}	1736	}
1271	}	1737	}
1272	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
1273		1752
1274	sub save($) {	1753	sub save($) {
1275	my ($pl) = @_;	1754	my ($pl) = @_;
1276		1755
1277	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1283		1762
1284	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1286		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1770
1287	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1288	Coro::cede;	1772	cf::cede_to_tick;
1289	}	1773	}
1290		1774
1291	sub new($) {	1775	sub new($) {
1292	my ($login) = @_;	1776	my ($login) = @_;
1293		1777
…		…
1299	$cf::PLAYER{$login} = $self;	1783	$cf::PLAYER{$login} = $self;
1300		1784
1301	$self	1785	$self
1302	}	1786	}
1303		1787
		1788	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1789
		1790	=cut
		1791
		1792	sub send_msg {
		1793	my $ns = shift->ns
		1794	or return;
		1795	$ns->send_msg (@_);
		1796	}
		1797
1304	=item $pl->quit_character	1798	=item $pl->quit_character
1305		1799
1306	Nukes the player without looking back. If logged in, the connection will	1800	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1801	be destroyed. May block for a long time.
1308		1802
…		…
1312	my ($pl) = @_;	1806	my ($pl) = @_;
1313		1807
1314	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1315		1809
1316	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1812
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1320	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1322	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1323		1821
1324	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1326	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1361	or return [];	1859	or return [];
1362		1860
1363	my @logins;	1861	my @logins;
1364		1862
1365	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
		1864	my $path = path $login;
		1865
		1866	# a .pst is a dead give-away for a valid player
		1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1369		1873
1370	utf8::decode $login;	1874	utf8::decode $login;
1371	push @logins, $login;	1875	push @logins, $login;
1372	}	1876	}
1373		1877
1374	\@logins	1878	\@logins
1375	}	1879	}
1376		1880
1377	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1378		1884
1379	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1380	player. May block.	1886	player. May block.
1381		1887
1382	=cut	1888	=cut
…		…
1400	}	1906	}
1401		1907
1402	\@paths	1908	\@paths
1403	}	1909	}
1404		1910
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1912
1407	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1408		1914
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1915	=item $player->ext_reply ($msgid, @msg)
1456		1916
1457	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1458		1918
1459	=cut	1919	=cut
1460		1920
1461	sub ext_reply($$%) {	1921	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1922	my ($self, $id, @msg) = @_;
1463		1923
1464	$msg{msgid} = $id;	1924	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1925	}
1467		1926
1468	=item $player->ext_event ($type, %msg)	1927	=item $player->ext_msg ($type, @msg)
1469		1928
1470	Sends an ext event to the client.	1929	Sends an ext event to the client.
1471		1930
1472	=cut	1931	=cut
1473		1932
1474	sub ext_event($$%) {	1933	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1934	my ($self, $type, @msg) = @_;
1476		1935
1477	$self->ns->ext_event ($type, %msg);	1936	$self->ns->ext_msg ($type, @msg);
1478	}	1937	}
1479		1938
1480	=head3 cf::region	1939	=head3 cf::region
1481		1940
1482	=over 4	1941	=over 4
…		…
1491		1950
1492	=cut	1951	=cut
1493		1952
1494	sub find_by_path($) {	1953	sub find_by_path($) {
1495	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1496		1957
1497	my ($match, $specificity);	1958	my ($match, $specificity);
1498		1959
1499	for my $region (list) {	1960	for my $region (list) {
1500	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1526	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1528		1989
1529	sub generate_random_map {	1990	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1531	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1532	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1540	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1541	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1542	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1543	(cf::region::find $rmp->{region}), $rmp->{custom}
1544	)
1545	}	1996	}
1546		1997
1547	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1548		1999
1549	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1554		2005
1555	sub register {	2006	sub register {
1556	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1557	my $pkg = caller;	2008	my $pkg = caller;
1558		2009
1559	no strict;
1560	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1561		2011
1562	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1563	}	2013	}
1564		2014
1565	# also paths starting with '/'	2015	# also paths starting with '/'
1566	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1567		2017
1568	sub thawer_merge {	2018	sub thawer_merge {
1569	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1570		2020
1571	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1576	}	2026	}
1577		2027
1578	sub normalise {	2028	sub normalise {
1579	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1580		2030
1581	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1582		2032
1583	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1584		2034
1585	# map plan:	2035	# map plan:
1586	#	2036	#
…		…
1601	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1602	$path = "$base/$path";	2052	$path = "$base/$path";
1603	}	2053	}
1604		2054
1605	for ($path) {	2055	for ($path) {
1606	redo if s{//}{/};
1607	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1608	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1609	}	2058	}
1610		2059
1611	$path	2060	$path
…		…
1625	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1626	return $self;	2075	return $self;
1627	}	2076	}
1628	}	2077	}
1629		2078
1630	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1631	()	2080	()
1632	}	2081	}
1633		2082
		2083	# may re-bless or do other evil things
1634	sub init {	2084	sub init {
1635	my ($self) = @_;	2085	my ($self) = @_;
1636		2086
1637	$self	2087	$self
1638	}	2088	}
…		…
1657		2107
1658	# the temporary/swap location	2108	# the temporary/swap location
1659	sub save_path {	2109	sub save_path {
1660	my ($self) = @_;	2110	my ($self) = @_;
1661		2111
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1664	}	2114	}
1665		2115
1666	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1667	sub uniq_path {	2117	sub uniq_path {
1668	my ($self) = @_;	2118	my ($self) = @_;
1669		2119
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	2122	}
1682		2123
1683	sub decay_objects {	2124	sub decay_objects {
1684	my ($self) = @_;	2125	my ($self) = @_;
1685		2126
…		…
1698		2139
1699	sub load_header_from($) {	2140	sub load_header_from($) {
1700	my ($self, $path) = @_;	2141	my ($self, $path) = @_;
1701		2142
1702	utf8::encode $path;	2143	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	2144	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	2145	or return;
1708		2146
		2147	$self->_load_header ($f)
		2148	or return;
		2149
		2150	local $MAP_LOADING{$self->{path}} = $self;
		2151	$f->resolve_delayed_derefs;
		2152
1709	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1710		2154
1711	1	2155	1
1712	}	2156	}
1713		2157
		2158	# used to laod the header of an original map
1714	sub load_header_orig {	2159	sub load_header_orig {
1715	my ($self) = @_;	2160	my ($self) = @_;
1716		2161
1717	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1718	}	2163	}
1719		2164
		2165	# used to laod the header of an instantiated map
1720	sub load_header_temp {	2166	sub load_header_temp {
1721	my ($self) = @_;	2167	my ($self) = @_;
1722		2168
1723	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1724	}	2170	}
1725		2171
		2172	# called after loading the header from an instantiated map
1726	sub prepare_temp {	2173	sub prepare_temp {
1727	my ($self) = @_;	2174	my ($self) = @_;
1728		2175
1729	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1730	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1731	# safety	2178	# safety
1732	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1733	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1734	}	2181	}
1735		2182
		2183	# called after loading the header from an original map
1736	sub prepare_orig {	2184	sub prepare_orig {
1737	my ($self) = @_;	2185	my ($self) = @_;
1738		2186
1739	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1740	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1764		2212
1765	sub find;	2213	sub find;
1766	sub find {	2214	sub find {
1767	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1768		2216
		2217	cf::cede_to_tick;
		2218
1769	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1770		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2223
1773	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1776	or return;	2226	or return;
1777		2227
1778	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1779		2229
…		…
1781	or return;	2231	or return;
1782		2232
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1786	$map->reset;	2238	$map->reset;
1787	undef $guard;
1788	return find $path;	2239	return find $path;
1789	}	2240	}
1790		2241
1791	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1792	}	2243	}
1793	}	2244	}
1794		2245
1795	sub pre_load { }	2246	sub pre_load { }
1796	sub post_load { }	2247	#sub post_load { } # XS
1797		2248
1798	sub load {	2249	sub load {
1799	my ($self) = @_;	2250	my ($self) = @_;
1800		2251
1801	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1802		2253
1803	my $path = $self->{path};	2254	my $path = $self->{path};
1804		2255
1805	{	2256	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1807		2258
		2259	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1809
1810	$self->in_memory (cf::MAP_LOADING);
1811		2261
1812	$self->alloc;	2262	$self->alloc;
1813		2263
1814	$self->pre_load;	2264	$self->pre_load;
1815	Coro::cede;	2265	cf::cede_to_tick;
1816		2266
1817	$self->_load_objects ($self->{load_path}, 1)	2267	if (exists $self->{load_path}) {
		2268	my $f = new_from_file cf::object::thawer $self->{load_path};
		2269	$f->skip_block;
		2270	$self->_load_objects ($f)
1818	or return;	2271	or return;
1819		2272
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1821	if delete $self->{load_original};	2274	if delete $self->{load_original};
1822		2275
1823	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2277	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2278	unless (aio_stat $uniq) {
		2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2280	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2281	$self->_load_objects ($f);
		2282	$f->resolve_delayed_derefs;
		2283	}
		2284	}
1828	}	2285	}
1829	}
1830		2286
1831	Coro::cede;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
		2294
		2295	cf::cede_to_tick;
1832	# now do the right thing for maps	2296	# now do the right thing for maps
1833	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2299	unless $self->difficulty;
1836	Coro::cede;	2300	cf::cede_to_tick;
1837		2301
1838	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2303	$self->decay_objects;
1840	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1841	$self->update_buttons;	2305	$self->update_buttons;
1842	Coro::cede;	2306	cf::cede_to_tick;
1843	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1844	Coro::cede;
1845	$self->activate;
1846	}	2308	}
1847		2309
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2310	$self->{last_save} = $cf::RUNTIME;
		2311	$self->last_access ($cf::RUNTIME);
1849	}	2312	}
1850		2313
1851	$self->post_load;	2314	$self->post_load;
1852	}
1853		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2322	sub customise_for {
1855	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1856		2324
1857	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2326	if $self->per_player;
…		…
1861	# if $self->per_party;	2329	# if $self->per_party;
1862		2330
1863	$self	2331	$self
1864	}	2332	}
1865		2333
1866	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {
1868	my ($map) = @_;
1869
1870	my @diag; # diagonal neighbours
1871
1872	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)
1874	or next;
1875	$neigh = find $neigh, $map
1876	or next;
1877	$neigh->load;
1878
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}
1882
1883	for (@diag) {
1884	my $neigh = find @$_
1885	or next;
1886	$neigh->load;
1887	}
1888	}
1889
1890	sub find_sync {	2334	sub find_sync {
1891	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1892		2336
1893	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
1894	}	2342	}
1895		2343
1896	sub do_load_sync {	2344	sub do_load_sync {
1897	my ($map) = @_;	2345	my ($map) = @_;
1898		2346
1899	cf::sync_job { $map->load };	2347	# it's a bug to call this from the main context
		2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2349	if $Coro::current == $Coro::main;
		2350
		2351	$map->load;
1900	}	2352	}
1901		2353
1902	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1904		2356
1905	sub find_async {	2357	sub find_async {
1906	my ($path, $origin) = @_;	2358	my ($path, $origin, $load) = @_;
1907		2359
1908	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
1909		2361
1910	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
1912	}	2364	}
1913		2365
1914	undef $MAP_PREFETCH{$path};	2366	$MAP_PREFETCH{$path} |= $load;
		2367
1915	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
1916	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2373	if (my $map = find $k) {
1919	$map->load;	2374	$map->load if $v;
1920	}	2375	}
1921		2376
1922	delete $MAP_PREFETCH{$path};	2377	delete $MAP_PREFETCH{$k};
1923	}	2378	}
1924	}	2379	}
1925	undef $MAP_PREFETCHER;	2380	undef $MAP_PREFETCHER;
1926	};	2381	};
1927	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
1928		2383
1929	()	2384	()
1930	}	2385	}
1931		2386
		2387	# common code, used by both ->save and ->swapout
1932	sub save {	2388	sub _save {
1933	my ($self) = @_;	2389	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2390
1937	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
1938		2392
1939	return unless $self->dirty;	2393	return unless $self->dirty;
1940		2394
…		…
1946	return if $self->{deny_save};	2400	return if $self->{deny_save};
1947		2401
1948	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
1949		2403
1950	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
1952	};	2407	};
		2408
		2409	cf::get_slot 0.02;
1953		2410
1954	if ($uniq) {	2411	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2414	} else {
1958	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1959	}	2416	}
1960	}	2417	}
1961		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
1962	sub swap_out {	2427	sub swap_out {
1963	my ($self) = @_;	2428	my ($self) = @_;
1964		2429
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
1970	return if $self->players;	2434	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
1974	$self->clear;	2445	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2446	}
1977		2447
1978	sub reset_at {	2448	sub reset_at {
1979	my ($self) = @_;	2449	my ($self) = @_;
1980		2450
…		…
1998		2468
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2470
2001	return if $self->players;	2471	return if $self->players;
2002		2472
2003	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2004		2474
2005	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2006		2476
2007	# need to save uniques path	2477	# need to save uniques path
2008	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2009	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2010		2480
…		…
2012	if $uniq;	2482	if $uniq;
2013	}	2483	}
2014		2484
2015	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2016		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2489	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2490
2021	$self->unlink_save;	2491	$self->unlink_save;
2022	$self->destroy;	2492	$self->destroy;
2023	}	2493	}
2024		2494
2025	my $nuke_counter = "aaaa";	2495	my $nuke_counter = "aaaa";
2026		2496
2027	sub nuke {	2497	sub nuke {
2028	my ($self) = @_;	2498	my ($self) = @_;
2029		2499
		2500	{
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
2030	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2031		2504
2032	$self->unlink_save;	2505	$self->unlink_save;
2033		2506
2034	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2035	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2512
2040	$cf::MAP{$self->path} = $self;	2513	$cf::MAP{$self->path} = $self;
		2514	}
2041		2515
2042	$self->reset; # polite request, might not happen	2516	$self->reset; # polite request, might not happen
2043	}	2517	}
2044		2518
2045	=item $maps = cf::map::tmp_maps	2519	=item $maps = cf::map::tmp_maps
…		…
2087		2561
2088	sub unique_maps() {	2562	sub unique_maps() {
2089	[	2563	[
2090	map {	2564	map {
2091	utf8::decode $_;	2565	utf8::decode $_;
2092	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2093	? normalise $_	2569	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2571	]
2097	}	2572	}
2098		2573
2099	package cf;	2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
2100		2605
2101	=back	2606	=back
2102		2607
2103	=head3 cf::object	2608	=head3 cf::object
2104		2609
…		…
2108		2613
2109	=over 4	2614	=over 4
2110		2615
2111	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2112		2617
2113	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2114		2620
2115	=cut	2621	=cut
2116		2622
2117	sub inv_recursive_;	2623	sub inv_recursive_;
2118	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2121		2627
2122	sub inv_recursive {	2628	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2124	}	2630	}
2125		2631
		2632	=item $ref = $ob->ref
		2633
		2634	Creates and returns a persistent reference to an object that can be stored as a string.
		2635
		2636	=item $ob = cf::object::deref ($refstring)
		2637
		2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2639	even if the object actually exists. May block.
		2640
		2641	=cut
		2642
		2643	sub deref {
		2644	my ($ref) = @_;
		2645
		2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2647	my ($uuid, $name) = ($1, $2);
		2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2649	or return;
		2650	$pl->ob->uuid eq $uuid
		2651	or return;
		2652
		2653	$pl->ob
		2654	} else {
		2655	warn "$ref: cannot resolve object reference\n";
		2656	undef
		2657	}
		2658	}
		2659
2126	package cf;	2660	package cf;
2127		2661
2128	=back	2662	=back
2129		2663
2130	=head3 cf::object::player	2664	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2670	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2139		2673
2140	=cut	2674	=cut
		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
2141		2689
2142	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2691	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
…		…
2152		2700
2153	} else {	2701	} else {
2154	my $pl = $self->contr;	2702	my $pl = $self->contr;
2155		2703
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2704	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2707
2165	} else {	2708	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2711	}
2169	}	2712	}
		2713	}
		2714
		2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2716
		2717	=cut
		2718
		2719	sub cf::object::send_msg {
		2720	my $pl = shift->contr
		2721	or return;
		2722	$pl->send_msg (@_);
2170	}	2723	}
2171		2724
2172	=item $player_object->may ("access")	2725	=item $player_object->may ("access")
2173		2726
2174	Returns wether the given player is authorized to access resource "access"	2727	Returns wether the given player is authorized to access resource "access"
…		…
2187		2740
2188	=item $player_object->enter_link	2741	=item $player_object->enter_link
2189		2742
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2744
2192	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2194		2749
2195	Will never block.	2750	Will never block.
2196		2751
2197	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2198		2753
…		…
2218	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2219	my ($self) = @_;	2774	my ($self) = @_;
2220		2775
2221	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2222		2777
		2778	++$self->{_link_recursion};
		2779
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2781
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2227		2784
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2786	}
2230		2787
2231	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2233		2790
…		…
2250	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2252		2809
2253	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2256		2813
2257	$map->load;	2814	$map->load;
2258	$map->load_diag;
2259		2815
2260	return unless $self->contr->active;	2816	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2817
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2265	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2266		2825
		2826	}
		2827
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2268		2829
2269	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2270	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2834	be called at the end of this process.
2274		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2275	=cut	2839	=cut
2276		2840
2277	our $GOTOGEN;	2841	our $GOTOGEN;
2278		2842
2279	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2280	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2281		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
		2851
2282	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2854
2285	$self->enter_link;	2855	$self->enter_link;
2286		2856
2287	(async {	2857	(async {
		2858	$Coro::current->{desc} = "player::goto $path $x $y";
		2859
		2860	# *tag paths override both path and x|y
		2861	if ($path =~ /^\*(.*)$/) {
		2862	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2863	my $ob = $obs[rand @obs];
		2864
		2865	# see if we actually can go there
		2866	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2867	$ob = $obs[rand @obs];
		2868	} else {
		2869	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2870	}
		2871	# else put us there anyways for now #d#
		2872
		2873	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2874	} else {
		2875	($path, $x, $y) = (undef, undef, undef);
		2876	}
		2877	}
		2878
2288	my $map = eval {	2879	my $map = eval {
2289	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2290		2881
2291	if ($map) {	2882	if ($map) {
2292	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2294	} else {	2885	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2887	}
2297		2888
2298	$map	2889	$map
2299	};	2890	};
2300		2891
…		…
2306	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2307	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2308	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2309	}	2900	}
2310		2901
2311	$done->() if $done;	2902	$done->($self) if $done;
2312	})->prio (1);	2903	})->prio (1);
2313	}	2904	}
2314		2905
2315	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2316		2907
…		…
2336	}	2927	}
2337		2928
2338	sub prepare_random_map {	2929	sub prepare_random_map {
2339	my ($exit) = @_;	2930	my ($exit) = @_;
2340		2931
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2934	# that depends on the exit object
2346		2935
2347	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2938	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2354	}	2945	}
2355		2946
2356	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2357		2948
2358	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2361		2952
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2955	undef $fh;
2365	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2366		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2369	}	2964	}
2370	}	2965	}
2371		2966
2372	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2374		2969
2375	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2376		2971
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2972	$self->enter_link;
2389		2973
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2974	(async {
2395	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2396	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2397	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2398		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2399	1;	3013	1
2400	}) {	3014	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2405		3019
2406	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2407	$self->leave_link;	3021	$self->leave_link;
2408	}	3022	}
2409	})->prio (1);	3023	})->prio (1);
2410	}	3024	}
2411		3025
…		…
2423	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2424	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2425		3039
2426	utf8::encode $text;	3040	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2428	}	3067	}
2429		3068
2430	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		3070
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2436		3075
2437	=cut	3076	=cut
2438		3077
		3078	# non-persistent channels (usually the info channel)
		3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
		3086	"c/identify" => {
		3087	id => "infobox",
		3088	title => "Identify",
		3089	reply => undef,
		3090	tooltip => "Items recently identified",
		3091	},
		3092	"c/examine" => {
		3093	id => "infobox",
		3094	title => "Examine",
		3095	reply => undef,
		3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
		3110	"c/lookat" => {
		3111	id => "infobox",
		3112	title => "Look",
		3113	reply => undef,
		3114	tooltip => "What you saw there",
		3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
		3190	);
		3191
2439	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3194
2442	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2443		3197
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		3199
		3200	# check predefined channels, for the benefit of C
		3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2448	if (ref $channel) {	3207	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	3211	$self->ext_msg (channel_info => $channel);
2453	}	3212	}
2454		3213
2455	$channel = $channel->{id};	3214	$channel = $channel->{id};
2456	}	3215	}
2457		3216
2458	if ($self->can_msg) {	3217	return unless @extra || length $msg;
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2460	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470		3218
2471	if ($color >= 0) {	3219	# default colour, mask it out
2472	if (0 && $msg =~ /\[/) {	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	3221	if $color & cf::NDI_DEF;
2474	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")
2477	}
2478	}
2479	}
2480	}
2481		3222
		3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
		3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3226	);
		3227
		3228	$self->send_big_packet ($pkt);
		3229	}
		3230
2482	=item $client->ext_event ($type, %msg)	3231	=item $client->ext_msg ($type, @msg)
2483		3232
2484	Sends an ext event to the client.	3233	Sends an ext event to the client.
2485		3234
2486	=cut	3235	=cut
2487		3236
2488	sub cf::client::ext_event($$%) {	3237	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	3238	my ($self, $type, @msg) = @_;
2490		3239
		3240	if ($self->extcmd == 2) {
		3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3242	} elsif ($self->extcmd == 1) { # TODO: remove
		3243	push @msg, msgtype => "event_$type";
		3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3245	}
		3246	}
		3247
		3248	=item $client->ext_reply ($msgid, @msg)
		3249
		3250	Sends an ext reply to the client.
		3251
		3252	=cut
		3253
		3254	sub cf::client::ext_reply($$@) {
		3255	my ($self, $id, @msg) = @_;
		3256
2491	return unless $self->extcmd;	3257	return unless $self->extcmd == 2;
2492		3258
2493	$msg{msgtype} = "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2495	}	3260	}
2496		3261
2497	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2498		3263
2499	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2555		3320
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		3322
2558	if (ref $msg) {	3323	if (ref $msg) {
		3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3325
		3326	my @reply;
		3327
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3328	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3329	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3330	}
		3331
		3332	$ns->ext_reply ($reply, @reply)
		3333	if $reply;
		3334
2565	} else {	3335	} else {
2566	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2567	}	3337	}
2568		3338
2569	cf::override;	3339	cf::override;
2570	},	3340	},
2571	);	3341	);
…		…
2591		3361
2592	$coro	3362	$coro
2593	}	3363	}
2594		3364
2595	cf::client->attach (	3365	cf::client->attach (
2596	on_destroy => sub {	3366	on_client_destroy => sub {
2597	my ($ns) = @_;	3367	my ($ns) = @_;
2598		3368
2599	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2600	},	3370	},
2601	);	3371	);
…		…
2616	our $safe = new Safe "safe";	3386	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2618		3388
2619	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2620		3390
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3391	$safe->permit_only (Opcode::opset qw(
		3392	:base_core :base_mem :base_orig :base_math :base_loop
		3393	grepstart grepwhile mapstart mapwhile
		3394	sort time
		3395	));
2622		3396
2623	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
2624		3398
2625	=pod	3399	=pod
2626		3400
2627	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2628		3402
2629	cf::object	3403	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3404	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3405	insert remove name archname title slaying race decrease split
		3406	value
2632		3407
2633	cf::object::player	3408	cf::object::player
2634	player	3409	player
2635		3410
2636	cf::player	3411	cf::player
…		…
2641		3416
2642	=cut	3417	=cut
2643		3418
2644	for (	3419	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2646	insert remove)],	3421	insert remove inv nrof name archname title slaying race
		3422	decrease split destroy change_exp value msg lore send_msg)],
2647	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2649	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2650	) {	3426	) {
2651	no strict 'refs';
2652	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2653	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2654	for @funs;	3429	for @funs;
2655	}	3430	}
2656		3431
…		…
2671		3446
2672	my $qcode = $code;	3447	my $qcode = $code;
2673	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2674	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2675		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2676	local $_;	3454	local $_;
2677	local @safe::cf::_safe_eval_args = values %vars;
2678		3455
2679	my $eval =	3456	my $eval =
2680	"do {\n"	3457	"do {\n"
2681	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2682	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2683	. $code	3460	. $code
2684	. "\n}"	3461	. "\n}"
2685	;	3462	;
2686		3463
		3464	if ($CFG{safe_eval}) {
2687	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2688	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2689	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
2690		3473
2691	if ($@) {	3474	if ($@) {
2692	warn "$@";	3475	warn "$@",
2693	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2694	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2695	}	3478	}
2696		3479
2697	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2698	}	3481	}
2699		3482
…		…
2713	=cut	3496	=cut
2714		3497
2715	sub register_script_function {	3498	sub register_script_function {
2716	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2717		3500
2718	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2719	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2720	}	3503	}
2721		3504
2722	=back	3505	=back
2723		3506
2724	=cut	3507	=cut
2725		3508
2726	#############################################################################	3509	#############################################################################
2727	# the server's init and main functions	3510	# the server's init and main functions
2728		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
2729	sub load_facedata($) {	3514	sub load_facedata($) {
2730	my ($path) = @_;	3515	my ($path) = @_;
2731		3516
		3517	# HACK to clear player env face cache, we need some signal framework
		3518	# for this (global event?)
		3519	%ext::player_env::MUSIC_FACE_CACHE = ();
		3520
		3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3522
2732	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
2733		3524
2734	my $facedata;	3525	my $facedata = decode_storable load_file $path;
2735	0 < aio_load $path, $facedata
2736	or die "$path: $!";
2737
2738	$facedata = Coro::Storable::thaw $facedata;
2739		3526
2740	$facedata->{version} == 2	3527	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3529
		3530	# patch in the exptable
		3531	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3532	$facedata->{resource}{"res/exp_table"} = {
		3533	type => FT_RSRC,
		3534	data => $exp_table,
		3535	hash => (Digest::MD5::md5 $exp_table),
		3536	};
		3537	cf::cede_to_tick;
		3538
2743	{	3539	{
2744	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
2745		3541
2746	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3545
2748	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3549	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3550	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3551	$FACEHASH{$info->{hash64}} = $idx;#d#
2752		3552
2753	cf::cede_to_tick;	3553	cf::cede_to_tick;
2754	}	3554	}
2755		3555
2756	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3557	next unless $info->{smooth};
		3558
2758	my $idx = cf::face::find $face	3559	my $idx = cf::face::find $face
2759	or next;	3560	or next;
		3561
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3565	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
2765	}	3567	}
2766		3568
2767	cf::cede_to_tick;	3569	cf::cede_to_tick;
2768	}	3570	}
2769	}	3571	}
…		…
2778		3580
2779	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
2780	}	3582	}
2781		3583
2782	{	3584	{
2783	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3586
2788	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3588	if (defined (my $type = $info->{type})) {
2790	name => $name,	3589	# TODO: different hash - must free and use new index, or cache ixface data queue
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2796		3591
2797	if ($name =~ /\.jpg$/) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3593	cf::face::set_type $idx, $type;
		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3595	$FACEHASH{$info->{hash}} = $idx;#d#
2800	} else {	3596	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3597	# $RESOURCE{$name} = $info; # unused
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3598	}
2807		3599
2808	cf::cede_to_tick;	3600	cf::cede_to_tick;
2809	}	3601	}
2810	}	3602	}
2811		3603
		3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3605
2812	1	3606	1
2813	}	3607	}
2814		3608
		3609	register_exticmd fx_want => sub {
		3610	my ($ns, $want) = @_;
		3611
		3612	while (my ($k, $v) = each %$want) {
		3613	$ns->fx_want ($k, $v);
		3614	}
		3615	};
		3616
		3617	sub load_resource_file($) {
		3618	my $guard = lock_acquire "load_resource_file";
		3619
		3620	my $status = load_resource_file_ $_[0];
		3621	get_slot 0.1, 100;
		3622	cf::arch::commit_load;
		3623
		3624	$status
		3625	}
		3626
2815	sub reload_regions {	3627	sub reload_regions {
		3628	# HACK to clear player env face cache, we need some signal framework
		3629	# for this (global event?)
		3630	%ext::player_env::MUSIC_FACE_CACHE = ();
		3631
2816	load_resource_file "$MAPDIR/regions"	3632	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3633	or die "unable to load regions file\n";
2818		3634
2819	for (cf::region::list) {	3635	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3636	$_->{match} = qr/$_->{match}/
…		…
2828	}	3644	}
2829		3645
2830	sub reload_archetypes {	3646	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3647	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3648	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3649	}
2839		3650
2840	sub reload_treasures {	3651	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
2843	}	3654	}
2844		3655
		3656	sub reload_sound {
		3657	trace "loading sound config from $DATADIR/sound\n";
		3658
		3659	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3660
		3661	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3662	my $sound = $soundconf->{compat}[$_]
		3663	or next;
		3664
		3665	my $face = cf::face::find "sound/$sound->[1]";
		3666	cf::sound::set $sound->[0] => $face;
		3667	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3668	}
		3669
		3670	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3671	my $face = cf::face::find "sound/$v";
		3672	cf::sound::set $k => $face;
		3673	}
		3674	}
		3675
2845	sub reload_resources {	3676	sub reload_resources {
2846	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
2847		3678
		3679	reload_exp_table;
		3680	reload_materials;
		3681	reload_facedata;
		3682	reload_sound;
		3683	reload_archetypes;
2848	reload_regions;	3684	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3685	reload_treasures;
2853		3686
2854	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
2855	}	3688	}
2856		3689
2857	sub init {	3690	sub reload_config {
2858	reload_resources;	3691	trace "reloading config file...\n";
2859	}
2860		3692
2861	sub cfg_load {	3693	my $config = load_file "$CONFDIR/config";
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3694	utf8::decode $config;
2863	or return;	3695	*CFG = decode_yaml $config;
2864		3696
2865	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;
2867
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2869		3698
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2872		3701
2873	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
2877	};	3706	};
2878	warn $@ if $@;	3707	warn $@ if $@;
2879	}	3708	}
2880	}	3709	}
2881		3710
		3711	sub pidfile() {
		3712	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3713	or die "$PIDFILE: $!";
		3714	flock $fh, &Fcntl::LOCK_EX
		3715	or die "$PIDFILE: flock: $!";
		3716	$fh
		3717	}
		3718
		3719	# make sure only one server instance is running at any one time
		3720	sub atomic {
		3721	my $fh = pidfile;
		3722
		3723	my $pid = <$fh>;
		3724	kill 9, $pid if $pid > 0;
		3725
		3726	seek $fh, 0, 0;
		3727	print $fh $$;
		3728	}
		3729
		3730	sub main_loop {
		3731	trace "EV::loop starting\n";
		3732	if (1) {
		3733	EV::loop;
		3734	}
		3735	trace "EV::loop returned\n";
		3736	goto &main_loop unless $REALLY_UNLOOP;
		3737	}
		3738
2882	sub main {	3739	sub main {
		3740	cf::init_globals; # initialise logging
		3741
		3742	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3743	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3744	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3745	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3746
		3747	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3748
2883	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3750	$Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3751	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3752	(async {
2887	Event::one_event;	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3754	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
2889	};	3756	};
2890		3757
2891	cfg_load;	3758	evthread_start IO::AIO::poll_fileno;
		3759
		3760	cf::sync_job {
		3761	cf::incloader::init ();
		3762
		3763	cf::init_anim;
		3764	cf::init_attackmess;
		3765	cf::init_dynamic;
		3766
		3767	cf::load_settings;
		3768
		3769	reload_resources;
		3770	reload_config;
2892	db_init;	3771	db_init;
		3772
		3773	cf::init_uuid;
		3774	cf::init_signals;
		3775	cf::init_skills;
		3776
		3777	cf::init_beforeplay;
		3778
		3779	atomic;
		3780
2893	load_extensions;	3781	load_extensions;
2894		3782
2895	$TICK_WATCHER->start;	3783	utime time, time, $RUNTIMEFILE;
2896	Event::loop;	3784
		3785	# no (long-running) fork's whatsoever before this point(!)
		3786	use POSIX ();
		3787	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3788
		3789	cf::_post_init 0;
		3790	};
		3791
		3792	cf::object::thawer::errors_are_fatal 0;
		3793	info "parse errors in files are no longer fatal from this point on.\n";
		3794
		3795	AE::postpone {
		3796	undef &main; # free gobs of memory :)
		3797	};
		3798
		3799	goto &main_loop;
2897	}	3800	}
2898		3801
2899	#############################################################################	3802	#############################################################################
2900	# initialisation and cleanup	3803	# initialisation and cleanup
2901		3804
2902	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
2903	BEGIN {	3806	BEGIN {
		3807	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
2912	},
2913	);	3811	};
2914	}	3812	}
2915	}	3813	}
2916		3814
2917	sub write_runtime {	3815	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
2919		3817
2920	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
2922		3820
2923	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3822
2925	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
2926		3824
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2928	or return;	3826	or return;
2929		3827
2930	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
2943		3841
2944	close $fh	3842	close $fh
2945	or return;	3843	or return;
2946		3844
2947	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3846	and return;
2949		3847
2950	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2951		3849
2952	1	3850	1
		3851	}
		3852
		3853	our $uuid_lock;
		3854	our $uuid_skip;
		3855
		3856	sub write_uuid_sync($) {
		3857	$uuid_skip ||= $_[0];
		3858
		3859	return if $uuid_lock;
		3860	local $uuid_lock = 1;
		3861
		3862	my $uuid = "$LOCALDIR/uuid";
		3863
		3864	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3865	or return;
		3866
		3867	my $value = uuid_seq uuid_cur;
		3868
		3869	unless ($value) {
		3870	info "cowardly refusing to write zero uuid value!\n";
		3871	return;
		3872	}
		3873
		3874	my $value = uuid_str $value + $uuid_skip;
		3875	$uuid_skip = 0;
		3876
		3877	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3878	and return;
		3879
		3880	# always fsync - this file is important
		3881	aio_fsync $fh
		3882	and return;
		3883
		3884	close $fh
		3885	or return;
		3886
		3887	aio_rename "$uuid~", $uuid
		3888	and return;
		3889
		3890	trace "uuid file written ($value).\n";
		3891
		3892	1
		3893
		3894	}
		3895
		3896	sub write_uuid($$) {
		3897	my ($skip, $sync) = @_;
		3898
		3899	$sync ? write_uuid_sync $skip
		3900	: async { write_uuid_sync $skip };
2953	}	3901	}
2954		3902
2955	sub emergency_save() {	3903	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
2957		3905
2958	warn "enter emergency perl save\n";	3906	info "emergency_perl_save: enter\n";
		3907
		3908	# this is a trade-off: we want to be very quick here, so
		3909	# save all maps without fsync, and later call a global sync
		3910	# (which in turn might be very very slow)
		3911	local $USE_FSYNC = 0;
2959		3912
2960	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
2961	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
2962	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
2963	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
2965	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3922	$pl->valid or next;
		3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3924	$pl->save;
2969	}	3925	}
2970	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
2971		3927
2972	warn "begin emergency map save\n";	3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	info "emergency_perl_save: begin map save\n";
2973	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
2974	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
2975	$map->valid or next;	3933	$map->valid or next;
2976	$map->save;	3934	$map->save;
2977	}	3935	}
2978	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
2979		3937
2980	warn "begin emergency database checkpoint\n";	3938	cf::write_runtime_sync; # external watchdog should not bark
		3939
		3940	info "emergency_perl_save: begin database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3942	info "emergency_perl_save: end database checkpoint\n";
		3943
		3944	info "emergency_perl_save: begin write uuid\n";
		3945	write_uuid_sync 1;
		3946	info "emergency_perl_save: end write uuid\n";
		3947
		3948	cf::write_runtime_sync; # external watchdog should not bark
		3949
		3950	trace "emergency_perl_save: syncing database to disk";
		3951	BDB::db_env_txn_checkpoint $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
2983	};	3966	};
2984		3967
2985	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
2986	}	3969	}
2987		3970
2988	sub post_cleanup {	3971	sub post_cleanup {
2989	my ($make_core) = @_;	3972	my ($make_core) = @_;
2990		3973
		3974	IO::AIO::flush;
		3975
2991	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	3977	if $make_core;
		3978
		3979	my $fh = pidfile;
		3980	unlink $PIDFILE if <$fh> == $$;
		3981	}
		3982
		3983	# a safer delete_package, copied from Symbol
		3984	sub clear_package($) {
		3985	my $pkg = shift;
		3986
		3987	# expand to full symbol table name if needed
		3988	unless ($pkg =~ /^main::.*::$/) {
		3989	$pkg = "main$pkg" if $pkg =~ /^::/;
		3990	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3991	$pkg .= '::' unless $pkg =~ /::$/;
		3992	}
		3993
		3994	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3995	my $stem_symtab = *{$stem}{HASH};
		3996
		3997	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3998	or return;
		3999
		4000	# clear all symbols
		4001	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4002	for my $name (keys %$leaf_symtab) {
		4003	_gv_clear *{"$pkg$name"};
		4004	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4005	}
2993	}	4006	}
2994		4007
2995	sub do_reload_perl() {	4008	sub do_reload_perl() {
2996	# can/must only be called in main	4009	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
2998	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
2999	return;	4012	return;
3000	}	4013	}
3001		4014
3002	warn "reloading...";	4015	return if $RELOAD++;
3003		4016
3004	warn "entering sync_job";	4017	my $t1 = AE::time;
3005		4018
		4019	while ($RELOAD) {
		4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
		4022
		4023	trace "perl_reload: entering sync_job";
		4024
3006	cf::sync_job {	4025	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark
3008	cf::emergency_save;	4026	#cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark
3010		4027
3011	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;
3013
3014	# if anything goes wrong in here, we should simply crash as we already saved
3015
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;
3027	warn "iterate...";
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();	4030	%EXT_CORO = ();
3035		4031
3036	warn "removing commands";	4032	trace "perl_reload: removing commands";
3037	%COMMAND = ();	4033	%COMMAND = ();
3038		4034
3039	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3040	%EXTCMD = ();	4036	%EXTCMD = ();
3041	%EXTICMD = ();	4037	%EXTICMD = ();
3042		4038
3043	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3046		4042
3047	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3048	eval {	4044	eval {
3049	$cb->($pkg);	4045	$cb->($pkg);
3050	1	4046	1
3051	} or warn "$pkg unloaded, but with errors: $@";	4047	} or error "$pkg unloaded, but with errors: $@";
		4048	}
		4049
		4050	trace "... clearing $pkg";
		4051	clear_package $pkg;
3052	}	4052	}
3053		4053
3054	warn "... nuking $pkg";
3055	Symbol::delete_package $pkg;
3056	}
3057
3058	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3059	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		4057
3062	warn "... unloading $k";	4058	trace "... unloading $k";
3063	delete $INC{$k};	4059	delete $INC{$k};
3064		4060
3065	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3067		4063
3068	if (my $cb = $k->can ("unload_module")) {	4064	if (my $cb = $k->can ("unload_module")) {
3069	$cb->();	4065	$cb->();
		4066	}
		4067
		4068	clear_package $k;
3070	}	4069	}
3071		4070
3072	Symbol::delete_package $k;
3073	}
3074
3075	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	4072	clear_package "safe::$_"
3077	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4073	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3078		4074
3079	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3082		4078
3083	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3084	# and global variables created in xs	4080	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3086		4082
3087	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3088		4084
3089	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3090	require cf;	4086	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3092		4088
3093	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3094	cf::cfg_load;	4090	cf::reload_config;
3095		4091
3096	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3097	cf::load_extensions;	4093	cf::load_extensions;
3098		4094
		4095	if ($REATTACH_ON_RELOAD) {
3099	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3102	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3105		4103
3106	warn "leaving sync_job";	4104	cf::_post_init 1;
3107		4105
		4106	trace "perl_reload: leaving sync_job";
		4107
3108	1	4108	1
3109	} or do {	4109	} or do {
3110	warn $@;	4110	error $@;
3111	warn "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3112	exit 1;	4112	};
		4113
		4114	--$RELOAD;
3113	};	4115	}
3114		4116
3115	warn "reloaded";	4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3116	};	4119	};
3117		4120
3118	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3119		4122
3120	sub reload_perl() {	4123	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3123		4126
3124	$RELOAD_WATCHER ||= Event->timer (	4127	$RELOAD_WATCHER ||= cf::async {
3125	reentrant => 0,	4128	Coro::AIO::aio_wait cache_extensions;
3126	after => 0,	4129
3127	data => WF_AUTOCANCEL,	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3128	cb => sub {
3129	do_reload_perl;	4131	do_reload_perl;
3130	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
3131	},	4133	};
3132	);	4134	};
3133	}	4135	}
3134		4136
3135	register_command "reload" => sub {	4137	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
3137		4139
3138	if ($who->flag (FLAG_WIZ)) {	4140	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	4141	$who->message ("reloading server.");
		4142	async {
		4143	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	4144	reload_perl;
		4145	};
3141	}	4146	}
3142	};	4147	};
3143		4148
3144	unshift @INC, $LIBDIR;	4149	#############################################################################
3145		4150
3146	my $bug_warning = 0;	4151	my $bug_warning = 0;
3147		4152
3148	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;
3150
3151	sub wait_for_tick {	4153	sub wait_for_tick() {
3152	return unless $TICK_WATCHER->is_active;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3153	return if $Coro::current == $Coro::main;
3154		4155
3155	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3156	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;
3158	}	4157	}
3159		4158
3160	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3161	return unless $TICK_WATCHER->is_active;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3162	return if $Coro::current == $Coro::main;
3163		4161
3164	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	4164	$signal->wait;
3167	}	4165	}
3168		4166
3169	my $min = 1e6;#d#	4167	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	4168	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3181	return;	4171	return;
3182	}	4172	}
3183		4173
3184	$NOW = $tick_start = Event::time;	4174	cf::one_tick; # one server iteration
3185		4175
3186	cf::server_tick; # one server iteration	4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3187		4177
3188	0 && sync_job {#d#	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3189	for(1..10) {	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3190	my $t = Event::time;	4180	Coro::async_pool {
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4181	$Coro::current->{desc} = "runtime saver";
3192	or die;	4182	write_runtime_sync
3193		4183	or error "ERROR: unable to write runtime file: $!";
3194	$map->width (50);
3195	$map->height (50);
3196	$map->alloc;
3197	$map->_load_objects ("/tmp/x.map", 1);
3198	my $t = Event::time - $t;
3199
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	4184	};
		4185	}
3210		4186
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	4188	$sig->send;
3227	}	4189	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3229	$sig->send;
3230	}
3231		4191
3232	$NOW = Event::time;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		4194
3243	_post_tick;	4195	if (0) {
3244		4196	if ($NEXT_TICK) {
3245		4197	my $jitter = $TICK_START - $NEXT_TICK;
		4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4199	debug "jitter $JITTER\n";#d#
		4200	}
3246	},	4201	}
3247	);	4202	}
3248		4203
3249	{	4204	{
3250	BDB::max_poll_time $TICK * 0.1;	4205	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	4206
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3260		4208	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		4210
3276	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	4212	$DB_ENV = BDB::db_env_create;
		4213	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4214	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4215	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4216	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4217	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		4218
3279	cf::sync_job {	4219	cf::sync_job {
3280	eval {	4220	eval {
3281	BDB::db_env_open	4221	BDB::db_env_open
3282	$DB_ENV,	4222	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4224	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4225	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	4226	0666;
3287		4227
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4228	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	4229	};
3293		4230
3294	cf::cleanup "db_env_open(db): $@" if $@;	4231	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	4232	};
3296	}	4233	}
		4234
		4235	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4236	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4237	};
		4238	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4239	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4240	};
		4241	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4242	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4243	};
3297	}	4244	}
3298		4245
3299	{	4246	{
		4247	# configure IO::AIO
		4248
3300	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	4251	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	4252	}
3313		4253
3314	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3315		4256
3316	sub _log_backtrace {	4257	sub _log_backtrace {
3317	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3318		4259
3319	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3320		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3321	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3323	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3324	async {	4270	async {
		4271	$Coro::current->{desc} = "abt $msg";
		4272
3325	my @bt = fork_call {	4273	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4275	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4276	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	4277	or die "addr2line: $!";
…		…
3337	}	4285	}
3338		4286
3339	@funcs	4287	@funcs
3340	};	4288	};
3341		4289
3342	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	4293	--$_log_backtrace;
3345	};	4294	};
3346	} else {	4295	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3348	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3349	}	4298	}
3350	}	4299	}
3351		4300
3352	# load additional modules	4301	# load additional modules
3353	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3354		4304
3355	END { cf::emergency_save }	4305	END { cf::emergency_save }
3356		4306
3357	1	4307	1
3358		4308

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