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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.332 by root, Sat Aug 18 17:33:53 2007 UTC vs.
Revision 1.588 by root, Thu Nov 1 13:02:52 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 3.64 ();	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;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	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;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	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;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	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;
81	our $NOW;	143	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		144
84	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	146	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
95		148
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		151
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
102		164
103	binmode STDOUT;	165	binmode STDOUT;
104	binmode STDERR;	166	binmode STDERR;
105		167
106	# read virtual server time, if available	168	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
111	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
112		176
113	mkdir $_	177	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		179
116	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
117		181
118	sub cf::map::normalise;	182	sub cf::map::normalise;
119		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
120	#############################################################################	188	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
123		202
124	=over 4	203	=over 4
125		204
126	=item $cf::UPTIME	205	=item $cf::UPTIME
127		206
128	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.
129		223
130	=item $cf::RUNTIME	224	=item $cf::RUNTIME
131		225
132	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
133	every server tick.	227	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
142	database environment.	236	database environment.
143		237
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	238	=item $cf::LOADAVG
153		239
154	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
159		245
160	The raw value load value from the last tick.	246	The raw value load value from the last tick.
161		247
162	=item %cf::CFG	248	=item %cf::CFG
163		249
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	251	from wherever your confdir points to.
166		252
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		254
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
173	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
174		277
175	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
176	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
177	that call.	280	that call.
178		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
179	=back	288	=back
180		289
181	=cut	290	=cut
182		291
183	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	299	my $msg = join "", @_;
186		300
187	$msg .= "\n"	301	$msg .= "\n"
188	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
189		303
190	$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;
191		305
192	utf8::encode $msg;
193	LOG llevError, $msg;	306	LOG llevWarn, $msg;
194	};	307	};
195	}	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	};
196		322
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	333	for my $pkg (qw(
208	cf::global cf::attachable	334	cf::global cf::attachable
209	cf::object cf::object::player	335	cf::object cf::object::player
210	cf::client cf::player	336	cf::client cf::player
211	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
212	cf::map cf::party cf::region	339	cf::party cf::region
213	)) {	340	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	342	}
217		343
218	$Event::DIED = sub {	344	$EV::DIED = sub {
219	warn "error in event callback: @_";	345	warn "error in event callback: $@";
220	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
221		352
222	#############################################################################	353	#############################################################################
223		354
224	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
225		356
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	378	$d
248	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
249	}	380	}
250		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
251	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
252		435
253	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
254		437
255	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
256		439
257	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
258		441
259	=cut	442	=cut
260		443
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		445
263	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		510
266	=item cf::lock_wait $string	511	=item cf::lock_wait $string
267		512
268	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
269		514
270	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
271		516
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
275	returned.	520	returned.
276		521
		522	Locks are *not* recursive, locking from the same coro twice results in a
		523	deadlocked coro.
		524
277	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
278	uses map_find and cf::map::load uses map_load).	526	uses map_find and cf::map::load uses map_load).
279		527
280	=item $locked = cf::lock_active $string	528	=item $locked = cf::lock_active $string
281		529
282	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.
283		531
284	=cut	532	=cut
285		533
286	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
287		535
288	sub lock_wait($) {	536	sub lock_wait($) {
289	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	538	}
297		539
298	sub lock_acquire($) {	540	sub lock_acquire($) {
299	my ($key) = @_;	541	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	542	}
311		543
312	sub lock_active($) {	544	sub lock_active($) {
313	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	546	}
317		547
318	sub freeze_mainloop {	548	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
320		550
321	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	552	}
323	};	553
324	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
325	$guard	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
326	}	567	}
327		568
328	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
329		570
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
332	of cpu time till the next tick. The slot is only valid till the next cede.	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.
333		578
334	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
335	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
336		581
337	Useful for short background jobs.	582	Useful for short background jobs.
338		583
339	=cut	584	=cut
340		585
341	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
343		589
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
346	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
347		596
348	while () {	597	while () {
349	next_job:	598	next_job:
		599
350	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	601
352	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	606	$job->[2]->send;
356	Coro::cede;	607	Coro::cede;
357	goto next_job;	608	goto next_job;
358	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	611	}
360	}	612	}
361		613
362	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
365	$signal->wait;
366	} else {	617	} else {
		618	$busy = 0;
367	Coro::schedule;	619	Coro::schedule;
368	}	620	}
369	}	621	}
370	};	622	};
371		623
372	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
373	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
374		628
375	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
376	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
377		632
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
391		646
392	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
393		648
394	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
395		650
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	654	acceptable.
400		655
401	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
402	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
…		…
406	=cut	661	=cut
407		662
408	sub sync_job(&) {	663	sub sync_job(&) {
409	my ($job) = @_;	664	my ($job) = @_;
410		665
411	if ($Coro::current == $Coro::main) {	666	if (in_main) {
412	my $time = Event::time;	667	my $time = AE::time;
413		668
414	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
416		671
417	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	673
419	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
420		675
421	my $busy = 1;	676	my $busy = 1;
422	my @res;	677	my @res;
423		678
424	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	681	@res = eval { $job->() };
426	warn $@ if $@;	682	error $@ if $@;
427	undef $busy;	683	undef $busy;
428	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
429		685
430	while ($busy) {	686	while ($busy) {
431	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
432	}	691	}
		692	}
433		693
434	$time = Event::time - $time;	694	my $time = AE::time - $time;
435		695
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
440		697
441	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
442	} else {	699	} else {
443	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
444		701
…		…
464	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
465		722
466	$coro	723	$coro
467	}	724	}
468		725
469	=item fork_call { }, $args	726	=item fork_call { }, @args
470		727
471	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
472	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
475		732
476	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
477		738
478	sub fork_call(&@) {	739	sub fork_call(&@) {
479	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
480		741
481	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
484		745
485	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
486	reset_signals;	747	cf::post_fork;
487	&$cb	748	&$cb
488	}, @args;	749	} @args;
489		750
490	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		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
491	}	790	}
492		791
493	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
494		793
495	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
498		797
499	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
500	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).
501		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
502	=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	}
503		827
504	our $DB;	828	our $DB;
505		829
506	sub db_init {	830	sub db_init {
507	unless ($DB) {	831	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	832	}
522		833
523	sub db_get($$) {	834	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
525		836
526	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
527	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
528		841
529	$! ? ()	842	$! ? ()
530	: $data	843	: $data
531	}
532	}	844	}
533		845
534	sub db_put($$$) {	846	sub db_put($$$) {
535	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		876
565	my @data;	877	my @data;
566	my $md5;	878	my $md5;
567		879
568	for (0 .. $#$src) {	880	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	882	}
572		883
573	# if processing is expensive, check	884	# if processing is expensive, check
574	# checksum first	885	# checksum first
575	if (1) {	886	if (1) {
576	$md5 =	887	$md5 =
577	join "\x00",	888	join "\x00",
578	$processversion,	889	$processversion,
579	map {	890	map {
580	Coro::cede;	891	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	893	} 0.. $#$src;
583		894
584		895
585	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		903
593	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	905	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
596		907
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		909
599	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
602		913
…		…
612		923
613	=cut	924	=cut
614		925
615	sub datalog($@) {	926	sub datalog($@) {
616	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	929	}
619		930
620	=back	931	=back
621		932
622	=cut	933	=cut
623		934
624	#############################################################################	935	#############################################################################
625		936
626	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
627		938
628	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
629	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")
630	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
631		942
632	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>
633	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
634	Crossfire TRT).	945	Deliantra).
635		946
636	=over 4	947	=over 4
637		948
638	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
639		950
…		…
683	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
684		995
685	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
686	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
687		998
688	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
690		1001
691	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
692		1003
693	=over 4	1004	=over 4
…		…
817		1128
818	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1131
821	} elsif (ref $type) {	1132	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
823		1134
824	} else {	1135	} else {
825	shift @arg;	1136	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
827	}	1138	}
828	}	1139	}
829	}	1140	}
830		1141
831	sub _object_attach {	1142	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
842	}	1153	}
843		1154
844	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
845	} else {	1156	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1158	}
848		1159
849	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
850	}	1161	}
851		1162
…		…
910		1221
911	for (@$callbacks) {	1222	for (@$callbacks) {
912	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
913		1224
914	if ($@) {	1225	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1227	override;
918	}	1228	}
919		1229
920	return 1 if $override;	1230	return 1 if $override;
921	}	1231	}
922		1232
923	0	1233	0
924	}	1234	}
925		1235
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1237
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1239
930	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
931		1241
…		…
937		1247
938	=cut	1248	=cut
939		1249
940	#############################################################################	1250	#############################################################################
941	# object support	1251	# object support
942	#
943		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#
944	sub _can_merge {	1286	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
946		1288
947	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1290
951	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
952	}	1293	}
953		1294
954	sub reattach {	1295	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1297	my ($obj) = @_;
957		1298
		1299	# no longer needed after getting rid of delete_package?
958	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
959		1301
960	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
961		1303
962	@$registry = ();	1304	@$registry = ();
963		1305
…		…
968	for (@$attach) {	1310	for (@$attach) {
969	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
971	}	1313	}
972	} else {	1314	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1316	}
975	}	1317	}
976	}	1318	}
977		1319
978	cf::attachable->attach (	1320	cf::attachable->attach (
979	prio => -1000000,	1321	prio => -1000000,
980	on_instantiate => sub {	1322	on_instantiate => sub {
981	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
982		1324
983	$data = from_json $data;	1325	$data = decode_json $data;
984		1326
985	for (@$data) {	1327	for (@$data) {
986	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
987		1329
988	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1346	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1006		1348
1007	sync_job {	1349	sync_job {
1008	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1011		1355
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1363	aio_close $fh;
1017		1364
1018	if (@$objs) {	1365	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1374	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1376	}
1027	} else {	1377	} else {
1028	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1029	}	1379	}
1030		1380
1031	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1385	} else {
1033	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1034	}	1387	}
1035	} else {	1388	} else {
1036	aio_unlink $filename;	1389	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1038	}	1391	}
1039	}	1392	};
1040	}	1393	}
1041		1394
1042	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1044		1397
…		…
1056	or return;	1409	or return;
1057		1410
1058	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1413	or return;
		1414
1061	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1062	}	1417	}
1063		1418
		1419	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1066	return ($data, $av);	1424	($data, $av)
1067	}	1425	}
1068		1426
1069	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1070		1428
1071	=over 4	1429	=over 4
…		…
1125	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1126		1484
1127	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1128	}	1486	}
1129		1487
		1488	use File::Glob ();
		1489
1130	cf::player->attach (	1490	cf::player->attach (
1131	on_command => sub {	1491	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1133		1493
1134	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1135	or return;	1495	or return;
1136		1496
…		…
1144	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1145		1505
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1507
1148	if (ref $msg) {	1508	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1150	"ARRAY" eq ref $msg	1510
1151	? @$msg	1511	my @reply;
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1512
1154	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1515	}
		1516
		1517	$pl->ext_reply ($reply, @reply)
		1518	if $reply;
		1519
1160	} else {	1520	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1522	}
1163		1523
1164	cf::override;	1524	cf::override;
1165	},	1525	},
1166	);	1526	);
1167		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
1168	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1169	cf::sync_job {	1557	cf::sync_job {
1170	my %todo;	1558	my %todo;
1171		1559
1172	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1173	next unless -r $path;	1561	next unless -r $path;
…		…
1191		1579
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1582
1195	$ext{source} =	1583	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1197	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1198	. $source	1586	. $source
1199	. "\n};\n1";	1587	. "\n};\n1";
1200		1588
1201	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1202	}	1590	}
1203		1591
		1592	my $pass = 0;
1204	my %done;	1593	my %done;
1205	while (%todo) {	1594	while (%todo) {
1206	my $progress;	1595	my $progress;
1207		1596
		1597	++$pass;
		1598
		1599	ext:
1208	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1209	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1210	goto skip	1602	next ext
1211	unless exists $done{$_};	1603	unless exists $done{$_};
1212	}	1604	}
1213		1605
1214	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215		1607
1216	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 $@) {
1217	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1218	: "$v->{base}: extension inactive.\n";
1219		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1221	warn $msg;	1624
1222	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1223	exit 1;	1626	delete $todo{$k};
1224	}	1627	} else {
1225		1628	$done{$k} = delete $todo{$k};
1226	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1227	}	1634	}
1228
1229	$done{$k} = delete $todo{$k};
1230	push @EXTS, $v->{pkg};
1231	$progress = 1;
1232	}	1635	}
1233		1636
1234	skip:	1637	unless ($progress) {
1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236	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	}
1237	}	1647	}
1238	};	1648	};
1239	}	1649	}
1240		1650
1241	#############################################################################	1651	#############################################################################
1242		1652
1243	=back	1653	=back
1244		1654
1245	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1246		1656
1247	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1248		1658
1249	=cut	1659	=cut
1250		1660
1251	package cf::player;	1661	package cf::player;
1252		1662
1253	use Coro::AIO;	1663	use Coro::AIO;
1254		1664
1255	=head3 cf::player	1665	=head3 cf::player
1256		1666
1257	=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	}
1258		1682
1259	=item cf::player::find $login	1683	=item cf::player::find $login
1260		1684
1261	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1262		1686
…		…
1281		1705
1282	sub exists($) {	1706	sub exists($) {
1283	my ($login) = @_;	1707	my ($login) = @_;
1284		1708
1285	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1287	}	1711	}
1288		1712
1289	sub find($) {	1713	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1715	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1726
1303	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1304	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;
1305	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1306	}	1736	}
1307	}	1737	}
1308	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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	);
1309		1752
1310	sub save($) {	1753	sub save($) {
1311	my ($pl) = @_;	1754	my ($pl) = @_;
1312		1755
1313	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1318	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1319		1762
1320	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1322		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
1323	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1324	Coro::cede;	1772	cf::cede_to_tick;
1325	}	1773	}
1326		1774
1327	sub new($) {	1775	sub new($) {
1328	my ($login) = @_;	1776	my ($login) = @_;
1329		1777
…		…
1358	my ($pl) = @_;	1806	my ($pl) = @_;
1359		1807
1360	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1361		1809
1362	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1363	$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
1364		1812
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1366	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1368	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1369		1821
1370	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1372	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1407	or return [];	1859	or return [];
1408		1860
1409	my @logins;	1861	my @logins;
1410		1862
1411	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") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1415		1873
1416	utf8::decode $login;	1874	utf8::decode $login;
1417	push @logins, $login;	1875	push @logins, $login;
1418	}	1876	}
1419		1877
1420	\@logins	1878	\@logins
1421	}	1879	}
1422		1880
1423	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1424		1884
1425	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1426	player. May block.	1886	player. May block.
1427		1887
1428	=cut	1888	=cut
…		…
1446	}	1906	}
1447		1907
1448	\@paths	1908	\@paths
1449	}	1909	}
1450		1910
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1912
1453	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1914
1501	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1502		1916
1503	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1504		1918
1505	=cut	1919	=cut
1506		1920
1507	sub ext_reply($$@) {	1921	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1922	my ($self, $id, @msg) = @_;
1509		1923
1510	if ($self->ns->extcmd == 2) {	1924	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1925	}
1518		1926
1519	=item $player->ext_msg ($type, @msg)	1927	=item $player->ext_msg ($type, @msg)
1520		1928
1521	Sends an ext event to the client.	1929	Sends an ext event to the client.
…		…
1542		1950
1543	=cut	1951	=cut
1544		1952
1545	sub find_by_path($) {	1953	sub find_by_path($) {
1546	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1547		1957
1548	my ($match, $specificity);	1958	my ($match, $specificity);
1549		1959
1550	for my $region (list) {	1960	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1579		1989
1580	sub generate_random_map {	1990	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1582	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1583	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1591	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1592	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1593	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1594	(cf::region::find $rmp->{region}), $rmp->{custom}
1595	)
1596	}	1996	}
1597		1997
1598	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1599		1999
1600	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
…		…
1605		2005
1606	sub register {	2006	sub register {
1607	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1608	my $pkg = caller;	2008	my $pkg = caller;
1609		2009
1610	no strict;
1611	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1612		2011
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	2013	}
1615		2014
1616	# also paths starting with '/'	2015	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		2017
1619	sub thawer_merge {	2018	sub thawer_merge {
1620	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1621		2020
1622	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1627	}	2026	}
1628		2027
1629	sub normalise {	2028	sub normalise {
1630	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1631		2030
1632	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1633		2032
1634	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1635		2034
1636	# map plan:	2035	# map plan:
1637	#	2036	#
…		…
1652	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1653	$path = "$base/$path";	2052	$path = "$base/$path";
1654	}	2053	}
1655		2054
1656	for ($path) {	2055	for ($path) {
1657	redo if s{//}{/};
1658	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1659	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1660	}	2058	}
1661		2059
1662	$path	2060	$path
…		…
1676	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1677	return $self;	2075	return $self;
1678	}	2076	}
1679	}	2077	}
1680		2078
1681	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1682	()	2080	()
1683	}	2081	}
1684		2082
		2083	# may re-bless or do other evil things
1685	sub init {	2084	sub init {
1686	my ($self) = @_;	2085	my ($self) = @_;
1687		2086
1688	$self	2087	$self
1689	}	2088	}
…		…
1708		2107
1709	# the temporary/swap location	2108	# the temporary/swap location
1710	sub save_path {	2109	sub save_path {
1711	my ($self) = @_;	2110	my ($self) = @_;
1712		2111
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1715	}	2114	}
1716		2115
1717	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1718	sub uniq_path {	2117	sub uniq_path {
1719	my ($self) = @_;	2118	my ($self) = @_;
1720		2119
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	2122	}
1733		2123
1734	sub decay_objects {	2124	sub decay_objects {
1735	my ($self) = @_;	2125	my ($self) = @_;
1736		2126
…		…
1749		2139
1750	sub load_header_from($) {	2140	sub load_header_from($) {
1751	my ($self, $path) = @_;	2141	my ($self, $path) = @_;
1752		2142
1753	utf8::encode $path;	2143	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	2144	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	2145	or return;
1759		2146
		2147	$self->_load_header ($f)
		2148	or return;
		2149
		2150	local $MAP_LOADING{$self->{path}} = $self;
		2151	$f->resolve_delayed_derefs;
		2152
1760	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1761		2154
1762	1	2155	1
1763	}	2156	}
1764		2157
		2158	# used to laod the header of an original map
1765	sub load_header_orig {	2159	sub load_header_orig {
1766	my ($self) = @_;	2160	my ($self) = @_;
1767		2161
1768	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1769	}	2163	}
1770		2164
		2165	# used to laod the header of an instantiated map
1771	sub load_header_temp {	2166	sub load_header_temp {
1772	my ($self) = @_;	2167	my ($self) = @_;
1773		2168
1774	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1775	}	2170	}
1776		2171
		2172	# called after loading the header from an instantiated map
1777	sub prepare_temp {	2173	sub prepare_temp {
1778	my ($self) = @_;	2174	my ($self) = @_;
1779		2175
1780	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1781	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1782	# safety	2178	# safety
1783	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1784	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1785	}	2181	}
1786		2182
		2183	# called after loading the header from an original map
1787	sub prepare_orig {	2184	sub prepare_orig {
1788	my ($self) = @_;	2185	my ($self) = @_;
1789		2186
1790	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1791	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1815		2212
1816	sub find;	2213	sub find;
1817	sub find {	2214	sub find {
1818	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1819		2216
		2217	cf::cede_to_tick;
		2218
1820	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1821		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2223
1824	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1827	or return;	2226	or return;
1828		2227
1829	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1830		2229
…		…
1832	or return;	2231	or return;
1833		2232
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1837	$map->reset;	2238	$map->reset;
1838	undef $guard;
1839	return find $path;	2239	return find $path;
1840	}	2240	}
1841		2241
1842	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1843	}	2243	}
1844	}	2244	}
1845		2245
1846	sub pre_load { }	2246	sub pre_load { }
1847	sub post_load { }	2247	#sub post_load { } # XS
1848		2248
1849	sub load {	2249	sub load {
1850	my ($self) = @_;	2250	my ($self) = @_;
1851		2251
1852	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1853		2253
1854	my $path = $self->{path};	2254	my $path = $self->{path};
1855		2255
1856	{	2256	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1858		2258
		2259	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1860
1861	$self->in_memory (cf::MAP_LOADING);
1862		2261
1863	$self->alloc;	2262	$self->alloc;
1864		2263
1865	$self->pre_load;	2264	$self->pre_load;
1866	Coro::cede;	2265	cf::cede_to_tick;
1867		2266
1868	$self->_load_objects ($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)
1869	or return;	2271	or return;
1870		2272
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1872	if delete $self->{load_original};	2274	if delete $self->{load_original};
1873		2275
1874	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2277	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2278	unless (aio_stat $uniq) {
		2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2280	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2281	$self->_load_objects ($f);
		2282	$f->resolve_delayed_derefs;
		2283	}
		2284	}
1879	}	2285	}
1880	}
1881		2286
1882	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;
1883	# now do the right thing for maps	2296	# now do the right thing for maps
1884	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2299	unless $self->difficulty;
1887	Coro::cede;	2300	cf::cede_to_tick;
1888		2301
1889	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2303	$self->decay_objects;
1891	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1892	$self->update_buttons;	2305	$self->update_buttons;
1893	Coro::cede;	2306	cf::cede_to_tick;
1894	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1895	Coro::cede;
1896	$self->activate;
1897	}	2308	}
1898		2309
1899	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1901
1902	$self->in_memory (cf::MAP_IN_MEMORY);
1903	}	2312	}
1904		2313
1905	$self->post_load;	2314	$self->post_load;
1906	}
1907		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1908	sub customise_for {	2322	sub customise_for {
1909	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1910		2324
1911	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1912	if $self->per_player;	2326	if $self->per_player;
…		…
1915	# if $self->per_party;	2329	# if $self->per_party;
1916		2330
1917	$self	2331	$self
1918	}	2332	}
1919		2333
1920	# find and load all maps in the 3x3 area around a map
1921	sub load_diag {
1922	my ($map) = @_;
1923
1924	my @diag; # diagonal neighbours
1925
1926	for (0 .. 3) {
1927	my $neigh = $map->tile_path ($_)
1928	or next;
1929	$neigh = find $neigh, $map
1930	or next;
1931	$neigh->load;
1932
1933	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1934	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1935	}
1936
1937	for (@diag) {
1938	my $neigh = find @$_
1939	or next;
1940	$neigh->load;
1941	}
1942	}
1943
1944	sub find_sync {	2334	sub find_sync {
1945	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1946		2336
1947	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, $origin
1948	}	2342	}
1949		2343
1950	sub do_load_sync {	2344	sub do_load_sync {
1951	my ($map) = @_;	2345	my ($map) = @_;
1952		2346
1953	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;
1954	}	2352	}
1955		2353
1956	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1957	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1958		2356
1959	sub find_async {	2357	sub find_async {
1960	my ($path, $origin) = @_;	2358	my ($path, $origin, $load) = @_;
1961		2359
1962	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
1963		2361
1964	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
1965	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
1966	}	2364	}
1967		2365
1968	undef $MAP_PREFETCH{$path};	2366	$MAP_PREFETCH{$path} |= $load;
		2367
1969	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
1970	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
1971	for my $path (keys %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
1972	if (my $map = find $path) {	2373	if (my $map = find $k) {
1973	$map->load;	2374	$map->load if $v;
1974	}	2375	}
1975		2376
1976	delete $MAP_PREFETCH{$path};	2377	delete $MAP_PREFETCH{$k};
1977	}	2378	}
1978	}	2379	}
1979	undef $MAP_PREFETCHER;	2380	undef $MAP_PREFETCHER;
1980	};	2381	};
1981	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
1982		2383
1983	()	2384	()
1984	}	2385	}
1985		2386
		2387	# common code, used by both ->save and ->swapout
1986	sub save {	2388	sub _save {
1987	my ($self) = @_;	2389	my ($self) = @_;
1988
1989	my $lock = cf::lock_acquire "map_data:" . $self->path;
1990		2390
1991	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
1992		2392
1993	return unless $self->dirty;	2393	return unless $self->dirty;
1994		2394
…		…
2000	return if $self->{deny_save};	2400	return if $self->{deny_save};
2001		2401
2002	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2003		2403
2004	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2005	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2006	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2007		2410
2008	if ($uniq) {	2411	if ($uniq) {
2009	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2010	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2011	} else {	2414	} else {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2013	}	2416	}
2014	}	2417	}
2015		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2016	sub swap_out {	2427	sub swap_out {
2017	my ($self) = @_;	2428	my ($self) = @_;
2018		2429
2019	# save first because save cedes
2020	$self->save;
2021
2022	my $lock = cf::lock_acquire "map_data:" . $self->path;	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2023		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2024	return if $self->players;	2434	return if $self->players;
2025	return if $self->in_memory != cf::MAP_IN_MEMORY;
2026	return if $self->{deny_save};
2027		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
2028	$self->clear;	2445	$self->clear;
2029	$self->in_memory (cf::MAP_SWAPPED);
2030	}	2446	}
2031		2447
2032	sub reset_at {	2448	sub reset_at {
2033	my ($self) = @_;	2449	my ($self) = @_;
2034		2450
…		…
2052		2468
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2470
2055	return if $self->players;	2471	return if $self->players;
2056		2472
2057	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2058		2474
2059	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2060		2476
2061	# need to save uniques path	2477	# need to save uniques path
2062	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2063	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2064		2480
…		…
2066	if $uniq;	2482	if $uniq;
2067	}	2483	}
2068		2484
2069	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2070		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2071	$self->clear;	2489	$self->clear;
2072
2073	$_->clear_links_to ($self) for values %cf::MAP;
2074		2490
2075	$self->unlink_save;	2491	$self->unlink_save;
2076	$self->destroy;	2492	$self->destroy;
2077	}	2493	}
2078		2494
2079	my $nuke_counter = "aaaa";	2495	my $nuke_counter = "aaaa";
2080		2496
2081	sub nuke {	2497	sub nuke {
2082	my ($self) = @_;	2498	my ($self) = @_;
2083		2499
		2500	{
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
2084	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2085		2504
2086	$self->unlink_save;	2505	$self->unlink_save;
2087		2506
2088	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2089	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2090	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2091	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2092	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2093		2512
2094	$cf::MAP{$self->path} = $self;	2513	$cf::MAP{$self->path} = $self;
		2514	}
2095		2515
2096	$self->reset; # polite request, might not happen	2516	$self->reset; # polite request, might not happen
2097	}	2517	}
2098		2518
2099	=item $maps = cf::map::tmp_maps	2519	=item $maps = cf::map::tmp_maps
…		…
2141		2561
2142	sub unique_maps() {	2562	sub unique_maps() {
2143	[	2563	[
2144	map {	2564	map {
2145	utf8::decode $_;	2565	utf8::decode $_;
2146	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2147	? normalise $_	2569	: normalise $_
2148	: ()
2149	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2150	]	2571	]
2151	}	2572	}
2152		2573
2153	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	}
2154		2605
2155	=back	2606	=back
2156		2607
2157	=head3 cf::object	2608	=head3 cf::object
2158		2609
…		…
2162		2613
2163	=over 4	2614	=over 4
2164		2615
2165	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2166		2617
2167	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.
2168		2620
2169	=cut	2621	=cut
2170		2622
2171	sub inv_recursive_;	2623	sub inv_recursive_;
2172	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2175		2627
2176	sub inv_recursive {	2628	sub inv_recursive {
2177	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2178	}	2630	}
2179		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
2180	package cf;	2660	package cf;
2181		2661
2182	=back	2662	=back
2183		2663
2184	=head3 cf::object::player	2664	=head3 cf::object::player
…		…
2190	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>
2191	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
2192	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2193		2673
2194	=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	};
2195		2689
2196	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2197	# with dialog boxes.	2691	# with dialog boxes.
2198	#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
2199	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
…		…
2211	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2212	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2213		2707
2214	} else {	2708	} else {
2215	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2216	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2217	}	2711	}
2218	}	2712	}
2219	}	2713	}
2220		2714
2221	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2246		2740
2247	=item $player_object->enter_link	2741	=item $player_object->enter_link
2248		2742
2249	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}>).
2250		2744
2251	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.
2252	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.
2253		2749
2254	Will never block.	2750	Will never block.
2255		2751
2256	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2257		2753
…		…
2277	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2278	my ($self) = @_;	2774	my ($self) = @_;
2279		2775
2280	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2281		2777
		2778	++$self->{_link_recursion};
		2779
2282	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2283		2781
2284	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2285	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2286		2784
2287	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2288	}	2786	}
2289		2787
2290	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2291	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2292		2790
…		…
2309	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2310	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2311		2809
2312	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2313	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2314	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2315		2813
2316	$map->load;	2814	$map->load;
2317	$map->load_diag;
2318		2815
2319	return unless $self->contr->active;	2816	return unless $self->contr->active;
2320	$self->activate_recursive;
2321		2817
2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2323	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2324	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2325		2825
		2826	}
		2827
2326	=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)]])
2327		2829
2328	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
2329	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2330	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
2331	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
2332	be called at the end of this process.	2834	be called at the end of this process.
2333		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
2334	=cut	2839	=cut
2335		2840
2336	our $GOTOGEN;	2841	our $GOTOGEN;
2337		2842
2338	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2339	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2340		2845
		2846	if ($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
2341	# 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
2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2343		2854
2344	$self->enter_link;	2855	$self->enter_link;
2345		2856
2346	(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
2347	my $map = eval {	2879	my $map = eval {
2348	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2349		2881
2350	if ($map) {	2882	if ($map) {
2351	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2352	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2353	} else {	2885	} else {
2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2355	}	2887	}
2356		2888
2357	$map	2889	$map
2358	};	2890	};
2359		2891
…		…
2365	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2366	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2367	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2368	}	2900	}
2369		2901
2370	$done->() if $done;	2902	$done->($self) if $done;
2371	})->prio (1);	2903	})->prio (1);
2372	}	2904	}
2373		2905
2374	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2375		2907
…		…
2395	}	2927	}
2396		2928
2397	sub prepare_random_map {	2929	sub prepare_random_map {
2398	my ($exit) = @_;	2930	my ($exit) = @_;
2399		2931
2400	my $guard = cf::lock_acquire "exit_prepare:$exit";
2401
2402	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2403	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2404	# that depends on the exit object	2934	# that depends on the exit object
2405		2935
2406	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2408	if ($exit->map) {	2938	if ($exit->map) {
2409	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2410	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2411	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2412	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2413	}	2945	}
2414		2946
2415	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2416		2948
2417	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2418	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2419	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2420		2952
2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2422	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2423	undef $fh;	2955	undef $fh;
2424	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2425		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2426	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2427	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2428	}	2964	}
2429	}	2965	}
2430		2966
2431	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2432	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2433		2969
2434	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2435		2971
2436	if ($exit->slaying eq "/!") {
2437	#TODO: this should de-fi-ni-te-ly not be a sync-job
2438	# the problem is that $exit might not survive long enough
2439	# so it needs to be done right now, right here
2440	cf::sync_job { prepare_random_map $exit };
2441	}
2442
2443	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2444	my $hp = $exit->stats->hp;
2445	my $sp = $exit->stats->sp;
2446
2447	$self->enter_link;	2972	$self->enter_link;
2448		2973
2449	# if exit is damned, update players death & WoR home-position
2450	$self->contr->savebed ($slaying, $hp, $sp)
2451	if $exit->flag (FLAG_DAMNED);
2452
2453	(async {	2974	(async {
2454	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2455	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
2456	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2457		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
2458	1;	3013	1
2459	}) {	3014	}) {
2460	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2461	. "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. "
2462	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2463	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2464		3019
2465	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2466	$self->leave_link;	3021	$self->leave_link;
2467	}	3022	}
2468	})->prio (1);	3023	})->prio (1);
2469	}	3024	}
2470		3025
…		…
2482	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2483	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2484		3039
2485	utf8::encode $text;	3040	utf8::encode $text;
2486	$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);
2487	}	3067	}
2488		3068
2489	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2490		3070
2491	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2493	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2494	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2495		3075
2496	=cut	3076	=cut
2497		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" => $CHAT_CHANNEL,
		3190	);
		3191
2498	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2499	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2500		3194
2501	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2502		3197
2503	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2504		3199
		3200	# check predefined channels, for the benefit of C
		3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2505	if (ref $channel) {	3207	} elsif (ref $channel) {
2506	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2507	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2508	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2509	$self->ext_msg (channel_info => $channel);	3211	$self->ext_msg (channel_info => $channel);
2510	}	3212	}
…		…
2512	$channel = $channel->{id};	3214	$channel = $channel->{id};
2513	}	3215	}
2514		3216
2515	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2516		3218
2517	if ($self->can_msg) {
2518	# default colour, mask it out	3219	# default colour, mask it out
2519	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2520	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2521		3222
2522	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2523	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2524	} else {	3226	);
2525	if ($color >= 0) {
2526	# replace some tags by gcfclient-compatible ones
2527	for ($msg) {
2528	1 while
2529	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2530	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2531	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2532	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2533	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2534	}
2535		3227
2536	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2537
2538	utf8::encode $msg;
2539
2540	if (0 && $msg =~ /\[/) {
2541	# COMMAND/INFO
2542	$self->send_packet ("drawextinfo $color 10 8 $msg")
2543	} else {
2544	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2545	$self->send_packet ("drawinfo $color $msg")
2546	}
2547	}
2548	}
2549	}	3229	}
2550		3230
2551	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2552		3232
2553	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2555	=cut	3235	=cut
2556		3236
2557	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2558	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2559		3239
2560	my $extcmd = $self->extcmd;
2561
2562	if ($extcmd == 2) {	3240	if ($self->extcmd == 2) {
2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2564	} elsif ($extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2565	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2567	}	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
		3257	return unless $self->extcmd == 2;
		3258
		3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2568	}	3260	}
2569		3261
2570	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2571		3263
2572	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2627	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2628		3320
2629	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2630		3322
2631	if (ref $msg) {	3323	if (ref $msg) {
2632	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2633	"ARRAY" eq ref $msg	3325
2634	? @$msg	3326	my @reply;
2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2636		3327
2637	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2638	my @reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
2639
2640	$ns->ext_reply ($reply, @reply)
2641	if $reply;
2642	}	3330	}
		3331
		3332	$ns->ext_reply ($reply, @reply)
		3333	if $reply;
		3334
2643	} else {	3335	} else {
2644	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";
2645	}	3337	}
2646		3338
2647	cf::override;	3339	cf::override;
2648	},	3340	},
2649	);	3341	);
…		…
2669		3361
2670	$coro	3362	$coro
2671	}	3363	}
2672		3364
2673	cf::client->attach (	3365	cf::client->attach (
2674	on_destroy => sub {	3366	on_client_destroy => sub {
2675	my ($ns) = @_;	3367	my ($ns) = @_;
2676		3368
2677	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2678	},	3370	},
2679	);	3371	);
…		…
2695	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2696		3388
2697	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2698		3390
2699	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
2700	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
2701	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
2702	sort time	3394	sort time
2703	));	3395	));
2704		3396
2705	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
2707	=pod	3399	=pod
2708		3400
2709	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2710		3402
2711	cf::object	3403	cf::object
2712	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
2713	insert remove name archname title slaying race	3405	insert remove name archname title slaying race decrease split
		3406	value
2714		3407
2715	cf::object::player	3408	cf::object::player
2716	player	3409	player
2717		3410
2718	cf::player	3411	cf::player
…		…
2723		3416
2724	=cut	3417	=cut
2725		3418
2726	for (	3419	for (
2727	["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
2728	insert remove inv name archname title slaying race)],	3421	insert remove inv nrof name archname title slaying race
		3422	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2732	) {	3426	) {
2733	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2736	for @funs;	3429	for @funs;
2737	}	3430	}
2738		3431
…		…
2753		3446
2754	my $qcode = $code;	3447	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2757		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2758	local $_;	3454	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;
2760		3455
2761	my $eval =	3456	my $eval =
2762	"do {\n"	3457	"do {\n"
2763	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2764	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2765	. $code	3460	. $code
2766	. "\n}"	3461	. "\n}"
2767	;	3462	;
2768		3463
		3464	if ($CFG{safe_eval}) {
2769	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2770	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2771	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	}
2772		3473
2773	if ($@) {	3474	if ($@) {
2774	warn "$@";	3475	warn "$@",
2775	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2776	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2777	}	3478	}
2778		3479
2779	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2780	}	3481	}
2781		3482
…		…
2795	=cut	3496	=cut
2796		3497
2797	sub register_script_function {	3498	sub register_script_function {
2798	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2799		3500
2800	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2801	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2802	}	3503	}
2803		3504
2804	=back	3505	=back
2805		3506
2806	=cut	3507	=cut
2807		3508
2808	#############################################################################	3509	#############################################################################
2809	# the server's init and main functions	3510	# the server's init and main functions
2810		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
2811	sub load_facedata($) {	3514	sub load_facedata($) {
2812	my ($path) = @_;	3515	my ($path) = @_;
2813		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
2814	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
2815		3524
2816	my $facedata;	3525	my $facedata = decode_storable load_file $path;
2817	0 < aio_load $path, $facedata
2818	or die "$path: $!";
2819
2820	$facedata = Coro::Storable::thaw $facedata;
2821		3526
2822	$facedata->{version} == 2	3527	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		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 => (cf::face::mangle_chksum Digest::MD5::md5 $exp_table),
		3536	};
		3537	cf::cede_to_tick;
		3538
2825	{	3539	{
2826	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
2827		3541
2828	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3545
2830	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2833	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#
2834		3552
2835	cf::cede_to_tick;	3553	cf::cede_to_tick;
2836	}	3554	}
2837		3555
2838	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3557	next unless $info->{smooth};
		3558
2840	my $idx = cf::face::find $face	3559	my $idx = cf::face::find $face
2841	or next;	3560	or next;
		3561
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3565	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
2847	}	3567	}
2848		3568
2849	cf::cede_to_tick;	3569	cf::cede_to_tick;
2850	}	3570	}
2851	}	3571	}
…		…
2860		3580
2861	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
2862	}	3582	}
2863		3583
2864	{	3584	{
2865	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3586
2872	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3588	if (defined (my $type = $info->{type})) {
2874	name => $name,	3589	# TODO: different hash - must free and use new index, or cache ixface data queue
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2879		3591
2880	if ($info->{type} & 1) {
2881	# prepend meta info
2882
2883	my $data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886	cf::face::set_data $idx, 0, $data, $chk;	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		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#
2887	} else {	3596	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3597	# $RESOURCE{$name} = $info; # unused
2889	}	3598	}
2890		3599
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3600	cf::cede_to_tick;
2894	}	3601	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	cf::sound::set $sound->[0] => $face;
2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2906	}
2907
2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
2909	my $face = cf::face::find "sound/$v";
2910	cf::sound::set $k => $face;
2911	}
2912	}
2913	}	3602	}
		3603
		3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2914		3605
2915	1	3606	1
2916	}	3607	}
2917		3608
2918	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
…		…
2921	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
2922	$ns->fx_want ($k, $v);	3613	$ns->fx_want ($k, $v);
2923	}	3614	}
2924	};	3615	};
2925		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
2926	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
2927	load_resource_file "$MAPDIR/regions"	3632	load_resource_file "$MAPDIR/regions"
2928	or die "unable to load regions file\n";	3633	or die "unable to load regions file\n";
2929		3634
2930	for (cf::region::list) {	3635	for (cf::region::list) {
2931	$_->{match} = qr/$_->{match}/	3636	$_->{match} = qr/$_->{match}/
…		…
2939	}	3644	}
2940		3645
2941	sub reload_archetypes {	3646	sub reload_archetypes {
2942	load_resource_file "$DATADIR/archetypes"	3647	load_resource_file "$DATADIR/archetypes"
2943	or die "unable to load archetypes\n";	3648	or die "unable to load archetypes\n";
2944	#d# NEED to laod twice to resolve forward references
2945	# this really needs to be done in an extra post-pass
2946	# (which needs to be synchronous, so solve it differently)
2947	load_resource_file "$DATADIR/archetypes"
2948	or die "unable to load archetypes\n";
2949	}	3649	}
2950		3650
2951	sub reload_treasures {	3651	sub reload_treasures {
2952	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
2953	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
2954	}	3654	}
2955		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
2956	sub reload_resources {	3676	sub reload_resources {
2957	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
2958		3678
		3679	reload_exp_table;
		3680	reload_materials;
		3681	reload_facedata;
		3682	reload_sound;
		3683	reload_archetypes;
2959	reload_regions;	3684	reload_regions;
2960	reload_facedata;
2961	#reload_archetypes;#d#
2962	reload_archetypes;
2963	reload_treasures;	3685	reload_treasures;
2964		3686
2965	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
2966	}	3688	}
2967		3689
2968	sub init {	3690	sub reload_config {
2969	reload_resources;	3691	trace "reloading config file...\n";
2970	}
2971		3692
2972	sub cfg_load {	3693	my $config = load_file "$CONFDIR/config";
2973	open my $fh, "<:utf8", "$CONFDIR/config"	3694	utf8::decode $config;
2974	or return;	3695	*CFG = decode_yaml $config;
2975		3696
2976	local $/;
2977	*CFG = YAML::Syck::Load <$fh>;
2978
2979	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2980		3698
2981	$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};
2982	$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};
2983		3701
2984	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
2988	};	3706	};
2989	warn $@ if $@;	3707	warn $@ if $@;
2990	}	3708	}
2991	}	3709	}
2992		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
2993	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
2994	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
2995	local $Coro::idle = sub {	3750	$Coro::idle = sub {
2996	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#
2997	(async {	3752	(async {
2998	Event::one_event;	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3754	EV::loop EV::LOOP_ONESHOT;
2999	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3000	};	3756	};
3001		3757
3002	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;
3003	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
3004	load_extensions;	3781	load_extensions;
3005		3782
3006	$TICK_WATCHER->start;	3783	utime time, time, $RUNTIMEFILE;
3007	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;
3008	}	3800	}
3009		3801
3010	#############################################################################	3802	#############################################################################
3011	# initialisation and cleanup	3803	# initialisation and cleanup
3012		3804
3013	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
3014	BEGIN {	3806	BEGIN {
		3807	our %SIGWATCHER = ();
3015	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
3016	Event->signal (	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3017	reentrant => 0,
3018	data => WF_AUTOCANCEL,
3019	signal => $signal,
3020	prio => 0,
3021	cb => sub {
3022	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
3023	},
3024	);	3811	};
3025	}	3812	}
3026	}	3813	}
3027		3814
3028	sub write_runtime {	3815	sub write_runtime_sync {
3029	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
3030		3817
3031	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
3032	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
3033		3820
3034	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3035		3822
3036	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
3037		3824
3038	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3039	or return;	3826	or return;
3040		3827
3041	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
3042	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
3043	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
3053	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
3054		3841
3055	close $fh	3842	close $fh
3056	or return;	3843	or return;
3057		3844
3058	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3059	and return;	3846	and return;
3060		3847
3061	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3062		3849
3063	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 };
3064	}	3901	}
3065		3902
3066	sub emergency_save() {	3903	sub emergency_save() {
3067	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3068		3905
3069	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;
3070		3912
3071	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
3072	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3073	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3074	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3075	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
3076	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3077	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3078	$pl->valid or next;	3922	$pl->valid or next;
		3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3079	$pl->save;	3924	$pl->save;
3080	}	3925	}
3081	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
3082		3927
3083	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";
3084	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3085	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3086	$map->valid or next;	3933	$map->valid or next;
3087	$map->save;	3934	$map->save;
3088	}	3935	}
3089	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
3090		3937
3091	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";
3092	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3093	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
3094	};	3966	};
3095		3967
3096	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
3097	}	3969	}
3098		3970
3099	sub post_cleanup {	3971	sub post_cleanup {
3100	my ($make_core) = @_;	3972	my ($make_core) = @_;
3101		3973
		3974	IO::AIO::flush;
		3975
3102	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3103	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	}
3104	}	4006	}
3105		4007
3106	sub do_reload_perl() {	4008	sub do_reload_perl() {
3107	# can/must only be called in main	4009	# can/must only be called in main
3108	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3109	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3110	return;	4012	return;
3111	}	4013	}
3112		4014
3113	warn "reloading...";	4015	return if $RELOAD++;
3114		4016
3115	warn "entering sync_job";	4017	my $t1 = AE::time;
3116		4018
		4019	while ($RELOAD) {
		4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
		4022
		4023	trace "perl_reload: entering sync_job";
		4024
3117	cf::sync_job {	4025	cf::sync_job {
3118	cf::write_runtime; # external watchdog should not bark
3119	cf::emergency_save;	4026	#cf::emergency_save;
3120	cf::write_runtime; # external watchdog should not bark
3121		4027
3122	warn "syncing database to disk";
3123	BDB::db_env_txn_checkpoint $DB_ENV;
3124
3125	# if anything goes wrong in here, we should simply crash as we already saved
3126
3127	warn "cancelling all WF_AUTOCANCEL watchers";
3128	for (Event::all_watchers) {
3129	$_->cancel if $_->data & WF_AUTOCANCEL;
3130	}
3131
3132	warn "flushing outstanding aio requests";
3133	for (;;) {
3134	BDB::flush;
3135	IO::AIO::flush;
3136	Coro::cede;
3137	last unless IO::AIO::nreqs || BDB::nreqs;
3138	warn "iterate...";
3139	}
3140
3141	++$RELOAD;
3142
3143	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3144	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3145	%EXT_CORO = ();	4030	%EXT_CORO = ();
3146		4031
3147	warn "removing commands";	4032	trace "perl_reload: removing commands";
3148	%COMMAND = ();	4033	%COMMAND = ();
3149		4034
3150	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3151	%EXTCMD = ();	4036	%EXTCMD = ();
3152	%EXTICMD = ();	4037	%EXTICMD = ();
3153		4038
3154	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3155	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3156	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3157		4042
3158	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3159	eval {	4044	eval {
3160	$cb->($pkg);	4045	$cb->($pkg);
3161	1	4046	1
3162	} 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;
3163	}	4052	}
3164		4053
3165	warn "... nuking $pkg";
3166	Symbol::delete_package $pkg;
3167	}
3168
3169	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3170	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3171	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3172		4057
3173	warn "... unloading $k";	4058	trace "... unloading $k";
3174	delete $INC{$k};	4059	delete $INC{$k};
3175		4060
3176	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3177	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3178		4063
3179	if (my $cb = $k->can ("unload_module")) {	4064	if (my $cb = $k->can ("unload_module")) {
3180	$cb->();	4065	$cb->();
		4066	}
		4067
		4068	clear_package $k;
3181	}	4069	}
3182		4070
3183	Symbol::delete_package $k;
3184	}
3185
3186	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3187	Symbol::delete_package "safe::$_"	4072	clear_package "safe::$_"
3188	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);
3189		4074
3190	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3191	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3192	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3193		4078
3194	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3195	# and global variables created in xs	4080	# and global variables created in xs
3196	#Symbol::delete_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3197		4082
3198	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3199		4084
3200	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3201	require cf;	4086	require cf;
3202	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3203		4088
3204	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3205	cf::cfg_load;	4090	cf::reload_config;
3206		4091
3207	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3208	cf::load_extensions;	4093	cf::load_extensions;
3209		4094
		4095	if ($REATTACH_ON_RELOAD) {
3210	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3211	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3212	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3213	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3214	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3215	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3216		4103
3217	warn "leaving sync_job";	4104	cf::_post_init 1;
3218		4105
		4106	trace "perl_reload: leaving sync_job";
		4107
3219	1	4108	1
3220	} or do {	4109	} or do {
3221	warn $@;	4110	error $@;
3222	warn "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3223	exit 1;	4112	};
		4113
		4114	--$RELOAD;
3224	};	4115	}
3225		4116
3226	warn "reloaded";	4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3227	};	4119	};
3228		4120
3229	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3230		4122
3231	sub reload_perl() {	4123	sub reload_perl() {
3232	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3233	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3234		4126
3235	$RELOAD_WATCHER ||= Event->timer (	4127	$RELOAD_WATCHER ||= cf::async {
3236	reentrant => 0,	4128	Coro::AIO::aio_wait cache_extensions;
3237	after => 0,	4129
3238	data => WF_AUTOCANCEL,	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3239	cb => sub {
3240	do_reload_perl;	4131	do_reload_perl;
3241	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
3242	},	4133	};
3243	);	4134	};
3244	}	4135	}
3245		4136
3246	register_command "reload" => sub {	4137	register_command "reload" => sub {
3247	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
3248		4139
3249	if ($who->flag (FLAG_WIZ)) {	4140	if ($who->flag (FLAG_WIZ)) {
3250	$who->message ("reloading server.");	4141	$who->message ("reloading server.");
		4142	async {
		4143	$Coro::current->{desc} = "perl_reload";
3251	async { reload_perl };	4144	reload_perl;
		4145	};
3252	}	4146	}
3253	};	4147	};
3254		4148
3255	unshift @INC, $LIBDIR;	4149	#############################################################################
3256		4150
3257	my $bug_warning = 0;	4151	my $bug_warning = 0;
3258		4152
3259	our @WAIT_FOR_TICK;
3260	our @WAIT_FOR_TICK_BEGIN;
3261
3262	sub wait_for_tick {	4153	sub wait_for_tick() {
3263	return unless $TICK_WATCHER->is_active;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3264	return if $Coro::current == $Coro::main;
3265		4155
3266	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3267	push @WAIT_FOR_TICK, $signal;
3268	$signal->wait;
3269	}	4157	}
3270		4158
3271	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3272	return unless $TICK_WATCHER->is_active;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3273	return if $Coro::current == $Coro::main;
3274		4161
3275	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3276	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3277	$signal->wait;	4164	$signal->wait;
3278	}	4165	}
3279		4166
3280	my $min = 1e6;#d#	4167	sub tick {
3281	my $avg = 10;
3282	$TICK_WATCHER = Event->timer (
3283	reentrant => 0,
3284	parked => 1,
3285	prio => 0,
3286	at => $NEXT_TICK || $TICK,
3287	data => WF_AUTOCANCEL,
3288	cb => sub {
3289	if ($Coro::current != $Coro::main) {	4168	if ($Coro::current != $Coro::main) {
3290	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3291	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3292	return;	4171	return;
3293	}	4172	}
3294		4173
3295	$NOW = $tick_start = Event::time;	4174	cf::one_tick; # one server iteration
3296		4175
3297	cf::server_tick; # one server iteration	4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3298		4177
3299	0 && sync_job {#d#	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3300	for(1..10) {	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3301	my $t = Event::time;	4180	Coro::async_pool {
3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4181	$Coro::current->{desc} = "runtime saver";
3303	or die;	4182	write_runtime_sync
3304		4183	or error "ERROR: unable to write runtime file: $!";
3305	$map->width (50);
3306	$map->height (50);
3307	$map->alloc;
3308	$map->_load_objects ("/tmp/x.map", 1);
3309	my $t = Event::time - $t;
3310
3311	#next unless $t < 0.0013;#d#
3312	if ($t < $min) {
3313	$min = $t;
3314	}
3315	$avg = $avg * 0.99 + $t * 0.01;
3316	}
3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3318	exit 0;
3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3320	};	4184	};
		4185	}
3321		4186
3322	$RUNTIME += $TICK;
3323	$NEXT_TICK += $TICK;
3324
3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
3327	Coro::async_pool {
3328	write_runtime
3329	or warn "ERROR: unable to write runtime file: $!";
3330	};
3331	}
3332
3333	# my $AFTER = Event::time;
3334	# warn $AFTER - $NOW;#d#
3335
3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3337	$sig->send;	4188	$sig->send;
3338	}	4189	}
3339	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3340	$sig->send;
3341	}
3342		4191
3343	$NOW = Event::time;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3344
3345	# if we are delayed by four ticks or more, skip them all
3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3347
3348	$TICK_WATCHER->at ($NEXT_TICK);
3349	$TICK_WATCHER->start;
3350
3351	$LOAD = ($NOW - $tick_start) / $TICK;
3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3353		4194
3354	_post_tick;	4195	if (0) {
3355		4196	if ($NEXT_TICK) {
3356		4197	my $jitter = $TICK_START - $NEXT_TICK;
		4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4199	debug "jitter $JITTER\n";#d#
		4200	}
3357	},	4201	}
3358	);	4202	}
3359		4203
3360	{	4204	{
3361	BDB::max_poll_time $TICK * 0.1;	4205	# configure BDB
3362	$BDB_POLL_WATCHER = Event->io (	4206
3363	reentrant => 0,
3364	fd => BDB::poll_fileno,
3365	poll => 'r',
3366	prio => 0,
3367	data => WF_AUTOCANCEL,
3368	cb => \&BDB::poll_cb,
3369	);
3370	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3371		4208	BDB::max_poll_reqs $TICK * 0.1;
3372	BDB::set_sync_prepare {	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3373	my $status;
3374	my $current = $Coro::current;
3375	(
3376	sub {
3377	$status = $!;
3378	$current->ready; undef $current;
3379	},
3380	sub {
3381	Coro::schedule while defined $current;
3382	$! = $status;
3383	},
3384	)
3385	};
3386		4210
3387	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3388	$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);
3389		4218
3390	cf::sync_job {	4219	cf::sync_job {
3391	eval {	4220	eval {
3392	BDB::db_env_open	4221	BDB::db_env_open
3393	$DB_ENV,	4222	$DB_ENV,
…		…
3395	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4224	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4225	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3397	0666;	4226	0666;
3398		4227
3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4228	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3400
3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3402	$DB_ENV->set_lk_detect;
3403	};	4229	};
3404		4230
3405	cf::cleanup "db_env_open(db): $@" if $@;	4231	cf::cleanup "db_env_open(db): $@" if $@;
3406	};	4232	};
3407	}	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	};
3408	}	4244	}
3409		4245
3410	{	4246	{
		4247	# configure IO::AIO
		4248
3411	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3412
3413	undef $Coro::AIO::WATCHER;
3414	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3415	$AIO_POLL_WATCHER = Event->io (	4251	undef $AnyEvent::AIO::WATCHER;
3416	reentrant => 0,
3417	data => WF_AUTOCANCEL,
3418	fd => IO::AIO::poll_fileno,
3419	poll => 'r',
3420	prio => 6,
3421	cb => \&IO::AIO::poll_cb,
3422	);
3423	}	4252	}
3424		4253
3425	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3426		4256
3427	sub _log_backtrace {	4257	sub _log_backtrace {
3428	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3429		4259
3430	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3431		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3432	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3433	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3434	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3435	async {	4270	async {
		4271	$Coro::current->{desc} = "abt $msg";
		4272
3436	my @bt = fork_call {	4273	my @bt = fork_call {
3437	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4275	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3439	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 |"
3440	or die "addr2line: $!";	4277	or die "addr2line: $!";
…		…
3448	}	4285	}
3449		4286
3450	@funcs	4287	@funcs
3451	};	4288	};
3452		4289
3453	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3454	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3455	--$_log_backtrace;	4293	--$_log_backtrace;
3456	};	4294	};
3457	} else {	4295	} else {
3458	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3459	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3460	}	4298	}
3461	}	4299	}
3462		4300
3463	# load additional modules	4301	# load additional modules
3464	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3465		4304
3466	END { cf::emergency_save }	4305	END { cf::emergency_save }
3467		4306
3468	1	4307	1
3469		4308

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