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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.359 by root, Sat Sep 8 18:15:55 2007 UTC vs.
Revision 1.589 by root, Sun Nov 4 01:01:13 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 ();	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
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		144
92	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # 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
277	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	523	deadlocked coro.
…		…
284		529
285	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.
286		531
287	=cut	532	=cut
288		533
289	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		535
292	sub lock_wait($) {	536	sub lock_wait($) {
293	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	538	}
306		539
307	sub lock_acquire($) {	540	sub lock_acquire($) {
308	my ($key) = @_;	541	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	542	}
322		543
323	sub lock_active($) {	544	sub lock_active($) {
324	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	546	}
328		547
329	sub freeze_mainloop {	548	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
331		550
332	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	552	}
334	};	553
335	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
336	$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
337	}	567	}
338		568
339	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
340		570
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
342	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
343	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.
344		578
345	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
346	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
347		581
348	Useful for short background jobs.	582	Useful for short background jobs.
349		583
350	=cut	584	=cut
351		585
352	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
354		589
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
357	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
358		596
359	while () {	597	while () {
360	next_job:	598	next_job:
		599
361	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	601
363	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	606	$job->[2]->send;
367	Coro::cede;	607	Coro::cede;
368	goto next_job;	608	goto next_job;
369	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	611	}
371	}	612	}
372		613
373	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
374	# 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
375	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
376	$signal->wait;
377	} else {	617	} else {
		618	$busy = 0;
378	Coro::schedule;	619	Coro::schedule;
379	}	620	}
380	}	621	}
381	};	622	};
382		623
383	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
384	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
385		628
386	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
387	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
388		632
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
402		646
403	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
404		648
405	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
406		650
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	654	acceptable.
411		655
412	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
413	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
…		…
417	=cut	661	=cut
418		662
419	sub sync_job(&) {	663	sub sync_job(&) {
420	my ($job) = @_;	664	my ($job) = @_;
421		665
422	if ($Coro::current == $Coro::main) {	666	if (in_main) {
423	my $time = Event::time;	667	my $time = AE::time;
424		668
425	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
427		671
428	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	673
430	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
431		675
432	my $busy = 1;	676	my $busy = 1;
433	my @res;	677	my @res;
434		678
435	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	681	@res = eval { $job->() };
437	warn $@ if $@;	682	error $@ if $@;
438	undef $busy;	683	undef $busy;
439	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
440		685
441	while ($busy) {	686	while ($busy) {
442	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
443	}	691	}
		692	}
444		693
445	$time = Event::time - $time;	694	my $time = AE::time - $time;
446		695
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
451		697
452	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
453	} else {	699	} else {
454	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
455		701
…		…
475	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
476		722
477	$coro	723	$coro
478	}	724	}
479		725
480	=item fork_call { }, $args	726	=item fork_call { }, @args
481		727
482	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
483	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
486		732
487	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
488		738
489	sub fork_call(&@) {	739	sub fork_call(&@) {
490	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
491		741
492	# 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,
493	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
495		745
496	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
497	reset_signals;	747	cf::post_fork;
498	&$cb	748	&$cb
499	}, @args;	749	} @args;
500		750
501	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
502	}	790	}
503		791
504	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
505		793
506	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
508	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
509		797
510	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
511	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).
512		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
513	=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	}
514		827
515	our $DB;	828	our $DB;
516		829
517	sub db_init {	830	sub db_init {
518	unless ($DB) {	831	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	832	}
533		833
534	sub db_get($$) {	834	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
536		836
537	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
538	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
539		841
540	$! ? ()	842	$! ? ()
541	: $data	843	: $data
542	}
543	}	844	}
544		845
545	sub db_put($$$) {	846	sub db_put($$$) {
546	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575		876
576	my @data;	877	my @data;
577	my $md5;	878	my $md5;
578		879
579	for (0 .. $#$src) {	880	for (0 .. $#$src) {
580	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
581	or Carp::croak "$src->[$_]: $!";
582	}	882	}
583		883
584	# if processing is expensive, check	884	# if processing is expensive, check
585	# checksum first	885	# checksum first
586	if (1) {	886	if (1) {
…		…
603		903
604	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	905	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
607		907
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		909
610	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
613		913
…		…
623		923
624	=cut	924	=cut
625		925
626	sub datalog($@) {	926	sub datalog($@) {
627	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	929	}
630		930
631	=back	931	=back
632		932
633	=cut	933	=cut
634		934
635	#############################################################################	935	#############################################################################
636		936
637	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
638		938
639	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
640	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")
641	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
642		942
643	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>
644	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
645	Crossfire TRT).	945	Deliantra).
646		946
647	=over 4	947	=over 4
648		948
649	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
650		950
…		…
694	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
695		995
696	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
697	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
698		998
699	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		1001
702	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
703		1003
704	=over 4	1004	=over 4
…		…
828		1128
829	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		1131
832	} elsif (ref $type) {	1132	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
834		1134
835	} else {	1135	} else {
836	shift @arg;	1136	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
838	}	1138	}
839	}	1139	}
840	}	1140	}
841		1141
842	sub _object_attach {	1142	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
853	}	1153	}
854		1154
855	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
856	} else {	1156	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1158	}
859		1159
860	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
861	}	1161	}
862		1162
…		…
921		1221
922	for (@$callbacks) {	1222	for (@$callbacks) {
923	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
924		1224
925	if ($@) {	1225	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1227	override;
929	}	1228	}
930		1229
931	return 1 if $override;	1230	return 1 if $override;
932	}	1231	}
933		1232
934	0	1233	0
935	}	1234	}
936		1235
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1237
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1239
941	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
942		1241
…		…
948		1247
949	=cut	1248	=cut
950		1249
951	#############################################################################	1250	#############################################################################
952	# object support	1251	# object support
953	#
954		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#
955	sub _can_merge {	1286	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
957		1288
958	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1290
962	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
963	}	1293	}
964		1294
965	sub reattach {	1295	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1297	my ($obj) = @_;
968		1298
		1299	# no longer needed after getting rid of delete_package?
969	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
970		1301
971	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
972		1303
973	@$registry = ();	1304	@$registry = ();
974		1305
…		…
979	for (@$attach) {	1310	for (@$attach) {
980	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
982	}	1313	}
983	} else {	1314	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1316	}
986	}	1317	}
987	}	1318	}
988		1319
989	cf::attachable->attach (	1320	cf::attachable->attach (
990	prio => -1000000,	1321	prio => -1000000,
991	on_instantiate => sub {	1322	on_instantiate => sub {
992	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
993		1324
994	$data = from_json $data;	1325	$data = decode_json $data;
995		1326
996	for (@$data) {	1327	for (@$data) {
997	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
998		1329
999	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1344	);
1014		1345
1015	sub object_freezer_save {	1346	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1017		1348
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1349	sync_job {
1021	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1024		1355
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1363	aio_close $fh;
1030		1364
1031	if (@$objs) {	1365	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1374	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1376	}
1040	} else {	1377	} else {
1041	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1042	}	1379	}
1043		1380
1044	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1385	} else {
1046	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1047	}	1387	}
1048	} else {	1388	} else {
1049	aio_unlink $filename;	1389	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1051	}	1391	}
1052	};	1392	};
1053
1054	undef $guard;
1055	}	1393	}
1056		1394
1057	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1059		1397
…		…
1064		1402
1065	sub object_thawer_load {	1403	sub object_thawer_load {
1066	my ($filename) = @_;	1404	my ($filename) = @_;
1067		1405
1068	my ($data, $av);	1406	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1407
1072	(aio_load $filename, $data) >= 0	1408	(aio_load $filename, $data) >= 0
1073	or return;	1409	or return;
1074		1410
1075	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1413	or return;
1078		1414
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1081	}	1417	}
1082		1418
		1419	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1085		1423
1086	($data, $av)	1424	($data, $av)
1087	}	1425	}
1088		1426
1089	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1146		1484
1147	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1148	}	1486	}
1149		1487
		1488	use File::Glob ();
		1489
1150	cf::player->attach (	1490	cf::player->attach (
1151	on_command => sub {	1491	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1153		1493
1154	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1155	or return;	1495	or return;
1156		1496
…		…
1164	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1165		1505
1166	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1167		1507
1168	if (ref $msg) {	1508	if (ref $msg) {
1169	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1170	"ARRAY" eq ref $msg
1171	? @$msg
1172	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1173		1510
1174	my @reply;	1511	my @reply;
1175		1512
1176	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1177	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1179		1516
1180	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1181	if $reply;	1518	if $reply;
1182		1519
1183	} else {	1520	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1522	}
1186		1523
1187	cf::override;	1524	cf::override;
1188	},	1525	},
1189	);	1526	);
1190		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
1191	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1192	cf::sync_job {	1557	cf::sync_job {
1193	my %todo;	1558	my %todo;
1194		1559
1195	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1561	next unless -r $path;
…		…
1214		1579
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1582
1218	$ext{source} =	1583	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1221	. $source	1586	. $source
1222	. "\n};\n1";	1587	. "\n};\n1";
1223		1588
1224	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1225	}	1590	}
1226		1591
		1592	my $pass = 0;
1227	my %done;	1593	my %done;
1228	while (%todo) {	1594	while (%todo) {
1229	my $progress;	1595	my $progress;
1230		1596
		1597	++$pass;
		1598
		1599	ext:
1231	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1602	next ext
1234	unless exists $done{$_};	1603	unless exists $done{$_};
1235	}	1604	}
1236		1605
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1607
1239	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 $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1244	warn $msg;	1624
1245	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1626	delete $todo{$k};
1247	}	1627	} else {
1248		1628	$done{$k} = delete $todo{$k};
1249	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1250	}	1634	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1635	}
1256		1636
1257	skip:	1637	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	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	}
1260	}	1647	}
1261	};	1648	};
1262	}	1649	}
1263		1650
1264	#############################################################################	1651	#############################################################################
1265		1652
1266	=back	1653	=back
1267		1654
1268	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1269		1656
1270	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1271		1658
1272	=cut	1659	=cut
1273		1660
1274	package cf::player;	1661	package cf::player;
1275		1662
1276	use Coro::AIO;	1663	use Coro::AIO;
1277		1664
1278	=head3 cf::player	1665	=head3 cf::player
1279		1666
1280	=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	}
1281		1682
1282	=item cf::player::find $login	1683	=item cf::player::find $login
1283		1684
1284	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1285		1686
…		…
1304		1705
1305	sub exists($) {	1706	sub exists($) {
1306	my ($login) = @_;	1707	my ($login) = @_;
1307		1708
1308	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1310	}	1711	}
1311		1712
1312	sub find($) {	1713	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1715	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1726
1326	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1728	or return;
1328		1729
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1331	or return;	1731	or return;
		1732
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1335	}	1736	}
1336	}	1737	}
1337	}	1738	}
1338		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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	);
		1752
1339	sub save($) {	1753	sub save($) {
1340	my ($pl) = @_;	1754	my ($pl) = @_;
1341		1755
1342	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1343		1757
…		…
1346		1760
1347	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1348		1762
1349	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		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];
1351		1770
1352	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1772	cf::cede_to_tick;
1354	}	1773	}
1355		1774
…		…
1387	my ($pl) = @_;	1806	my ($pl) = @_;
1388		1807
1389	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1390		1809
1391	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1392	$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
1393		1812
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1395	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1397	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1398		1821
1399	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1401	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1439		1862
1440	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1441	my $path = path $login;	1864	my $path = path $login;
1442		1865
1443	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1872	}
1449		1873
…		…
1453		1877
1454	\@logins	1878	\@logins
1455	}	1879	}
1456		1880
1457	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1458		1884
1459	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1460	player. May block.	1886	player. May block.
1461		1887
1462	=cut	1888	=cut
…		…
1480	}	1906	}
1481		1907
1482	\@paths	1908	\@paths
1483	}	1909	}
1484		1910
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1912
1487	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1914
1536	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1537		1916
1538	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1539		1918
…		…
1571		1950
1572	=cut	1951	=cut
1573		1952
1574	sub find_by_path($) {	1953	sub find_by_path($) {
1575	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1576		1957
1577	my ($match, $specificity);	1958	my ($match, $specificity);
1578		1959
1579	for my $region (list) {	1960	for my $region (list) {
1580	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1606	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1608		1989
1609	sub generate_random_map {	1990	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1611	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1612	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616	$rmp->{exit_on_final_map},
1617	$rmp->{xsize}, $rmp->{ysize},
1618	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1620	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1621	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1622	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1623	(cf::region::find $rmp->{region}), $rmp->{custom}
1624	)
1625	}	1996	}
1626		1997
1627	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1628		1999
1629	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
…		…
1634		2005
1635	sub register {	2006	sub register {
1636	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1637	my $pkg = caller;	2008	my $pkg = caller;
1638		2009
1639	no strict;
1640	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1641		2011
1642	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1643	}	2013	}
1644		2014
1645	# also paths starting with '/'	2015	# also paths starting with '/'
1646	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1647		2017
1648	sub thawer_merge {	2018	sub thawer_merge {
1649	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1650		2020
1651	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1656	}	2026	}
1657		2027
1658	sub normalise {	2028	sub normalise {
1659	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1660		2030
1661	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1662		2032
1663	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1664		2034
1665	# map plan:	2035	# map plan:
1666	#	2036	#
…		…
1681	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1682	$path = "$base/$path";	2052	$path = "$base/$path";
1683	}	2053	}
1684		2054
1685	for ($path) {	2055	for ($path) {
1686	redo if s{//}{/};
1687	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1688	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1689	}	2058	}
1690		2059
1691	$path	2060	$path
…		…
1705	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1706	return $self;	2075	return $self;
1707	}	2076	}
1708	}	2077	}
1709		2078
1710	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1711	()	2080	()
1712	}	2081	}
1713		2082
		2083	# may re-bless or do other evil things
1714	sub init {	2084	sub init {
1715	my ($self) = @_;	2085	my ($self) = @_;
1716		2086
1717	$self	2087	$self
1718	}	2088	}
…		…
1737		2107
1738	# the temporary/swap location	2108	# the temporary/swap location
1739	sub save_path {	2109	sub save_path {
1740	my ($self) = @_;	2110	my ($self) = @_;
1741		2111
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1744	}	2114	}
1745		2115
1746	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1747	sub uniq_path {	2117	sub uniq_path {
1748	my ($self) = @_;	2118	my ($self) = @_;
1749		2119
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	2122	}
1762		2123
1763	sub decay_objects {	2124	sub decay_objects {
1764	my ($self) = @_;	2125	my ($self) = @_;
1765		2126
…		…
1792	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1793		2154
1794	1	2155	1
1795	}	2156	}
1796		2157
		2158	# used to laod the header of an original map
1797	sub load_header_orig {	2159	sub load_header_orig {
1798	my ($self) = @_;	2160	my ($self) = @_;
1799		2161
1800	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1801	}	2163	}
1802		2164
		2165	# used to laod the header of an instantiated map
1803	sub load_header_temp {	2166	sub load_header_temp {
1804	my ($self) = @_;	2167	my ($self) = @_;
1805		2168
1806	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1807	}	2170	}
1808		2171
		2172	# called after loading the header from an instantiated map
1809	sub prepare_temp {	2173	sub prepare_temp {
1810	my ($self) = @_;	2174	my ($self) = @_;
1811		2175
1812	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1813	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1814	# safety	2178	# safety
1815	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1816	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1817	}	2181	}
1818		2182
		2183	# called after loading the header from an original map
1819	sub prepare_orig {	2184	sub prepare_orig {
1820	my ($self) = @_;	2185	my ($self) = @_;
1821		2186
1822	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1823	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1847		2212
1848	sub find;	2213	sub find;
1849	sub find {	2214	sub find {
1850	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1851		2216
		2217	cf::cede_to_tick;
		2218
1852	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1853		2220
1854	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1856		2223
1857	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1862	or return;	2226	or return;
1863		2227
1864	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1865		2229
…		…
1867	or return;	2231	or return;
1868		2232
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1872	undef $guard1;	2237	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2238	$map->reset;
1875	return find $path;	2239	return find $path;
1876	}	2240	}
1877		2241
1878	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1879	}	2243	}
1880	}	2244	}
1881		2245
1882	sub pre_load { }	2246	sub pre_load { }
1883	sub post_load { }	2247	#sub post_load { } # XS
1884		2248
1885	sub load {	2249	sub load {
1886	my ($self) = @_;	2250	my ($self) = @_;
1887		2251
1888	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1891		2255
1892	{	2256	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1894		2258
1895	return unless $self->valid;	2259	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1897
1898	$self->in_memory (cf::MAP_LOADING);
1899		2261
1900	$self->alloc;	2262	$self->alloc;
1901		2263
1902	$self->pre_load;	2264	$self->pre_load;
1903	cf::cede_to_tick;	2265	cf::cede_to_tick;
1904		2266
		2267	if (exists $self->{load_path}) {
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2269	$f->skip_block;
1907	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1908	or return;	2271	or return;
1909		2272
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1911	if delete $self->{load_original};	2274	if delete $self->{load_original};
1912		2275
1913	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2277	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1916	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1917	$self->clear_unique_items;	2280	$self->clear_unique_items;
1918	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1919	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1920	}	2284	}
1921	}	2285	}
1922	}
1923		2286
1924	$f->resolve_delayed_derefs;	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);
1925		2294
1926	cf::cede_to_tick;	2295	cf::cede_to_tick;
1927	# now do the right thing for maps	2296	# now do the right thing for maps
1928	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1929	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1933	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2303	$self->decay_objects;
1935	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1936	$self->update_buttons;	2305	$self->update_buttons;
1937	cf::cede_to_tick;	2306	cf::cede_to_tick;
1938	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1939	cf::cede_to_tick;
1940	$self->activate;
1941	}	2308	}
1942		2309
1943	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1945
1946	$self->in_memory (cf::MAP_IN_MEMORY);
1947	}	2312	}
1948		2313
1949	$self->post_load;	2314	$self->post_load;
1950	}
1951		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1952	sub customise_for {	2322	sub customise_for {
1953	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1954		2324
1955	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1956	if $self->per_player;	2326	if $self->per_player;
…		…
1959	# if $self->per_party;	2329	# if $self->per_party;
1960		2330
1961	$self	2331	$self
1962	}	2332	}
1963		2333
1964	# find and load all maps in the 3x3 area around a map
1965	sub load_neighbours {
1966	my ($map) = @_;
1967
1968	my @neigh; # diagonal neighbours
1969
1970	for (0 .. 3) {
1971	my $neigh = $map->tile_path ($_)
1972	or next;
1973	$neigh = find $neigh, $map
1974	or next;
1975	$neigh->load;
1976
1977	push @neigh,
1978	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1979	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1980	}
1981
1982	for (grep defined $_->[0], @neigh) {
1983	my ($path, $origin) = @$_;
1984	my $neigh = find $path, $origin
1985	or next;
1986	$neigh->load;
1987	}
1988	}
1989
1990	sub find_sync {	2334	sub find_sync {
1991	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1992		2336
1993	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, $origin
1994	}	2342	}
1995		2343
1996	sub do_load_sync {	2344	sub do_load_sync {
1997	my ($map) = @_;	2345	my ($map) = @_;
1998		2346
		2347	# it's a bug to call this from the main context
1999	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2000	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2001		2350
2002	cf::sync_job { $map->load };	2351	$map->load;
2003	}	2352	}
2004		2353
2005	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2006	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2007		2356
2008	sub find_async {	2357	sub find_async {
2009	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2010		2359
2011	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2012		2361
2013	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2015	}	2364	}
2016		2365
2017	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2018		2367
2019	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
2020	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2373	if (my $map = find $k) {
2023	$map->load if $v;	2374	$map->load if $v;
2024	}	2375	}
…		…
2031	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2032		2383
2033	()	2384	()
2034	}	2385	}
2035		2386
		2387	# common code, used by both ->save and ->swapout
2036	sub save {	2388	sub _save {
2037	my ($self) = @_;	2389	my ($self) = @_;
2038
2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
2040		2390
2041	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2042		2392
2043	return unless $self->dirty;	2393	return unless $self->dirty;
2044		2394
…		…
2050	return if $self->{deny_save};	2400	return if $self->{deny_save};
2051		2401
2052	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2053		2403
2054	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2056	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2057		2410
2058	if ($uniq) {	2411	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2414	} else {
2062	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2063	}	2416	}
2064	}	2417	}
2065		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2066	sub swap_out {	2427	sub swap_out {
2067	my ($self) = @_;	2428	my ($self) = @_;
2068		2429
2069	# save first because save cedes
2070	$self->save;
2071
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2074	return if $self->players;	2434	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	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
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2076	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2077		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2078	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2079		2486
2080	$self->deactivate;	2487	$self->deactivate;
2081	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2082	$self->clear;	2489	$self->clear;
2083	}
2084
2085	sub reset_at {
2086	my ($self) = @_;
2087
2088	# TODO: safety, remove and allow resettable per-player maps
2089	return 1e99 if $self->{deny_reset};
2090
2091	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2092	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2093
2094	$time + $to
2095	}
2096
2097	sub should_reset {
2098	my ($self) = @_;
2099
2100	$self->reset_at <= $cf::RUNTIME
2101	}
2102
2103	sub reset {
2104	my ($self) = @_;
2105
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107
2108	return if $self->players;
2109
2110	warn "resetting map ", $self->path;
2111
2112	$self->in_memory (cf::MAP_SWAPPED);
2113
2114	# need to save uniques path
2115	unless ($self->{deny_save}) {
2116	my $uniq = $self->uniq_path; utf8::encode $uniq;
2117
2118	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2119	if $uniq;
2120	}
2121
2122	delete $cf::MAP{$self->path};
2123
2124	$self->deactivate;
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126	$self->clear;
2127		2490
2128	$self->unlink_save;	2491	$self->unlink_save;
2129	$self->destroy;	2492	$self->destroy;
2130	}	2493	}
2131		2494
…		…
2139		2502
2140	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2141		2504
2142	$self->unlink_save;	2505	$self->unlink_save;
2143		2506
2144	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2145	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2146	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2147	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2148	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2149		2512
…		…
2198		2561
2199	sub unique_maps() {	2562	sub unique_maps() {
2200	[	2563	[
2201	map {	2564	map {
2202	utf8::decode $_;	2565	utf8::decode $_;
2203	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2204	? normalise $_	2569	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2571	]
2208	}	2572	}
2209		2573
2210	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	}
2211		2605
2212	=back	2606	=back
2213		2607
2214	=head3 cf::object	2608	=head3 cf::object
2215		2609
…		…
2219		2613
2220	=over 4	2614	=over 4
2221		2615
2222	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2223		2617
2224	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.
2225		2620
2226	=cut	2621	=cut
2227		2622
2228	sub inv_recursive_;	2623	sub inv_recursive_;
2229	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2235	}	2630	}
2236		2631
2237	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2238		2633
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2634	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2635
2241	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2242		2637
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2246	=cut	2641	=cut
2247		2642
2248	sub deref {	2643	sub deref {
2249	my ($ref) = @_;	2644	my ($ref) = @_;
2250		2645
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2647	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2649	or return;
2258	$pl->ob->uuid eq $uuid	2650	$pl->ob->uuid eq $uuid
2259	or return;	2651	or return;
…		…
2279	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
2280	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2281		2673
2282	=cut	2674	=cut
2283		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	};
		2689
2284	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2691	# with dialog boxes.
2286	#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
2287	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2707
2302	} else {	2708	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2711	}
2306	}	2712	}
2307	}	2713	}
2308		2714
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2740
2335	=item $player_object->enter_link	2741	=item $player_object->enter_link
2336		2742
2337	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}>).
2338		2744
2339	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.
2340	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.
2341		2749
2342	Will never block.	2750	Will never block.
2343		2751
2344	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2345		2753
…		…
2365	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2366	my ($self) = @_;	2774	my ($self) = @_;
2367		2775
2368	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2369		2777
		2778	++$self->{_link_recursion};
		2779
2370	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2371		2781
2372	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2373	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2374		2784
2375	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2376	}	2786	}
2377		2787
2378	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2379	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2380		2790
…		…
2397	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2398	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2399		2809
2400	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2401	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2402	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2403		2813
2404	$map->load;	2814	$map->load;
2405	$map->load_neighbours;
2406		2815
2407	return unless $self->contr->active;	2816	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2817
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2412	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2413		2825
		2826	}
		2827
2414	=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)]])
2415		2829
2416	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
2417	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2418	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
2419	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
2420	be called at the end of this process.	2834	be called at the end of this process.
2421		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
2422	=cut	2839	=cut
2423		2840
2424	our $GOTOGEN;	2841	our $GOTOGEN;
2425		2842
2426	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2427	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2428		2845
		2846	if ($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
2429	# 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
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2854
2432	$self->enter_link;	2855	$self->enter_link;
2433		2856
2434	(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
2435	my $map = eval {	2879	my $map = eval {
2436	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2437		2881
2438	if ($map) {	2882	if ($map) {
2439	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2441	} else {	2885	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2887	}
2444		2888
2445	$map	2889	$map
2446	};	2890	};
2447		2891
…		…
2453	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2454	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2455	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2456	}	2900	}
2457		2901
2458	$done->() if $done;	2902	$done->($self) if $done;
2459	})->prio (1);	2903	})->prio (1);
2460	}	2904	}
2461		2905
2462	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2463		2907
…		…
2483	}	2927	}
2484		2928
2485	sub prepare_random_map {	2929	sub prepare_random_map {
2486	my ($exit) = @_;	2930	my ($exit) = @_;
2487		2931
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2934	# that depends on the exit object
2493		2935
2494	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2938	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2501	}	2945	}
2502		2946
2503	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2504		2948
2505	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2508		2952
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2955	undef $fh;
2512	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2513		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2516	}	2964	}
2517	}	2965	}
2518		2966
2519	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2521		2969
2522	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2523		2971
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2972	$self->enter_link;
2536		2973
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2974	(async {
2542	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2543	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
2544	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2545		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
2546	1;	3013	1
2547	}) {	3014	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "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. "
2550	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2552		3019
2553	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2554	$self->leave_link;	3021	$self->leave_link;
2555	}	3022	}
2556	})->prio (1);	3023	})->prio (1);
2557	}	3024	}
2558		3025
…		…
2570	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2571	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2572		3039
2573	utf8::encode $text;	3040	utf8::encode $text;
2574	$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);
2575	}	3067	}
2576		3068
2577	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2578		3070
2579	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2583		3075
2584	=cut	3076	=cut
2585		3077
		3078	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2587	"c/identify" => {	3086	"c/identify" => {
2588	id => "identify",	3087	id => "infobox",
2589	title => "Identify",	3088	title => "Identify",
2590	reply => undef,	3089	reply => undef,
2591	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
2592	},	3091	},
2593	"c/examine" => {	3092	"c/examine" => {
2594	id => "examine",	3093	id => "infobox",
2595	title => "Examine",	3094	title => "Examine",
2596	reply => undef,	3095	reply => undef,
2597	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2598	},	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" => $CHAT_CHANNEL,
2599	);	3190	);
2600		3191
2601	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2603		3194
2604	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2605		3197
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		3199
2608	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
2610		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2611	if (ref $channel) {	3207	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	3212	}
2618		3213
2619	$channel = $channel->{id};	3214	$channel = $channel->{id};
2620	}	3215	}
2621		3216
2622	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2623		3218
2624	if ($self->can_msg) {
2625	# default colour, mask it out	3219	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2628		3222
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	3226	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		3227
2643	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2644
2645	utf8::encode $msg;
2646
2647	if (0 && $msg =~ /\[/) {
2648	# COMMAND/INFO
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}
2656	}	3229	}
2657		3230
2658	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2659		3232
2660	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2663		3236
2664	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2665	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2666		3239
2667	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2668	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2669	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2670	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2671	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2672	}	3245	}
2673	}	3246	}
2674		3247
2675	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2676		3249
…		…
2679	=cut	3252	=cut
2680		3253
2681	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2682	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2683		3256
2684	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2685	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2686	} elsif ($self->extcmd == 1) {
2687	#TODO: version 1, remove
2688	unshift @msg, msgtype => "reply", msgid => $id;
2689	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2690	}
2691	}	3260	}
2692		3261
2693	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2694		3263
2695	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2750	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2751		3320
2752	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2753		3322
2754	if (ref $msg) {	3323	if (ref $msg) {
2755	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2756	"ARRAY" eq ref $msg
2757	? @$msg
2758	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2759		3325
2760	my @reply;	3326	my @reply;
2761		3327
2762	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2763	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
2765		3331
2766	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
2767	if $reply;	3333	if $reply;
2768		3334
2769	} else {	3335	} else {
2770	warn "client " . ($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";
2771	}	3337	}
2772		3338
2773	cf::override;	3339	cf::override;
2774	},	3340	},
2775	);	3341	);
…		…
2795		3361
2796	$coro	3362	$coro
2797	}	3363	}
2798		3364
2799	cf::client->attach (	3365	cf::client->attach (
2800	on_destroy => sub {	3366	on_client_destroy => sub {
2801	my ($ns) = @_;	3367	my ($ns) = @_;
2802		3368
2803	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2804	},	3370	},
2805	);	3371	);
…		…
2821	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2822		3388
2823	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2824		3390
2825	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
2826	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
2827	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
2828	sort time	3394	sort time
2829	));	3395	));
2830		3396
2831	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
2833	=pod	3399	=pod
2834		3400
2835	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2836		3402
2837	cf::object	3403	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3404	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3405	insert remove name archname title slaying race decrease split
		3406	value
2840		3407
2841	cf::object::player	3408	cf::object::player
2842	player	3409	player
2843		3410
2844	cf::player	3411	cf::player
…		…
2849		3416
2850	=cut	3417	=cut
2851		3418
2852	for (	3419	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3422	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2859	) {	3426	) {
2860	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2863	for @funs;	3429	for @funs;
2864	}	3430	}
2865		3431
…		…
2880		3446
2881	my $qcode = $code;	3447	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2884		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2885	local $_;	3454	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;
2887		3455
2888	my $eval =	3456	my $eval =
2889	"do {\n"	3457	"do {\n"
2890	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2891	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2892	. $code	3460	. $code
2893	. "\n}"	3461	. "\n}"
2894	;	3462	;
2895		3463
		3464	if ($CFG{safe_eval}) {
2896	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2897	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2898	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
2899		3473
2900	if ($@) {	3474	if ($@) {
2901	warn "$@";	3475	warn "$@",
2902	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2903	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2904	}	3478	}
2905		3479
2906	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2907	}	3481	}
2908		3482
…		…
2922	=cut	3496	=cut
2923		3497
2924	sub register_script_function {	3498	sub register_script_function {
2925	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2926		3500
2927	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2928	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2929	}	3503	}
2930		3504
2931	=back	3505	=back
2932		3506
2933	=cut	3507	=cut
2934		3508
2935	#############################################################################	3509	#############################################################################
2936	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
		3514	# internal api, not fianlised
		3515	sub add_face {
		3516	my ($name, $type, $data) = @_;
		3517
		3518	my $idx = cf::face::find $name;
		3519
		3520	if ($idx) {
		3521	delete $FACEHASH{cf::face::get_chksum $idx};
		3522	} else {
		3523	$idx = cf::face::alloc $name;
		3524	}
		3525
		3526	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3527
		3528	cf::face::set_type $idx, $type;
		3529	cf::face::set_data $idx, 0, $data, $hash;
		3530	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3531	$FACEHASH{$hash} = $idx;#d#
		3532
		3533	$idx
		3534	}
2937		3535
2938	sub load_facedata($) {	3536	sub load_facedata($) {
2939	my ($path) = @_;	3537	my ($path) = @_;
2940		3538
2941	# HACK to clear player env face cache, we need some signal framework	3539	# HACK to clear player env face cache, we need some signal framework
2942	# for this (global event?)	3540	# for this (global event?)
2943	%ext::player_env::MUSIC_FACE_CACHE = ();	3541	%ext::player_env::MUSIC_FACE_CACHE = ();
2944		3542
2945	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3543	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2946		3544
2947	warn "loading facedata from $path\n";	3545	trace "loading facedata from $path\n";
2948		3546
2949	my $facedata;	3547	my $facedata = decode_storable load_file $path;
2950	0 < aio_load $path, $facedata
2951	or die "$path: $!";
2952
2953	$facedata = Coro::Storable::thaw $facedata;
2954		3548
2955	$facedata->{version} == 2	3549	$facedata->{version} == 2
2956	or cf::cleanup "$path: version mismatch, cannot proceed.";	3550	or cf::cleanup "$path: version mismatch, cannot proceed.";
2957		3551
2958	# patch in the exptable
2959	$facedata->{resource}{"res/exp_table"} = {
2960	type => FT_RSRC,
2961	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2962	};
2963	cf::cede_to_tick;	3552	cf::cede_to_tick;
2964		3553
2965	{	3554	{
2966	my $faces = $facedata->{faceinfo};	3555	my $faces = $facedata->{faceinfo};
2967		3556
2968	while (my ($face, $info) = each %$faces) {	3557	for my $face (sort keys %$faces) {
		3558	my $info = $faces->{$face};
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3559	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3560
2970	cf::face::set_visibility $idx, $info->{visibility};	3561	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3562	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3563	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3564	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3565	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3566	$FACEHASH{$info->{hash64}} = $idx;#d#
2974		3567
2975	cf::cede_to_tick;	3568	cf::cede_to_tick;
2976	}	3569	}
2977		3570
2978	while (my ($face, $info) = each %$faces) {	3571	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3572	next unless $info->{smooth};
		3573
2980	my $idx = cf::face::find $face	3574	my $idx = cf::face::find $face
2981	or next;	3575	or next;
		3576
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3577	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3578	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3579	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3580	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3581	error "smooth face '$info->{smooth}' not found for face '$face'";
2987	}	3582	}
2988		3583
2989	cf::cede_to_tick;	3584	cf::cede_to_tick;
2990	}	3585	}
2991	}	3586	}
…		…
3000		3595
3001	cf::anim::invalidate_all; # d'oh	3596	cf::anim::invalidate_all; # d'oh
3002	}	3597	}
3003		3598
3004	{	3599	{
3005	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3600	my $res = $facedata->{resource};
3008		3601
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3602	while (my ($name, $info) = each %$res) {
		3603	if (defined (my $type = $info->{type})) {
		3604	# TODO: different hash - must free and use new index, or cache ixface data queue
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3605	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;
3014		3606
3015	if ($info->{type} & 1) {	3607	cf::face::set_type $idx, $type;
3016	# prepend meta info	3608	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3017		3609	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3018	my $meta = $enc->encode ({	3610	$FACEHASH{$info->{hash}} = $idx;#d#
3019	name => $name,
3020	%{ $info->{meta} || {} },
3021	});
3022
3023	$data = pack "(w/a*)*", $meta, $info->{data};
3024	} else {	3611	} else {
3025	$data = $info->{data};	3612	# $RESOURCE{$name} = $info; # unused
3026	}	3613	}
3027		3614
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3615	cf::cede_to_tick;
3032	}	3616	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3617	}
		3618
		3619	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3620
3053	1	3621	1
3054	}	3622	}
3055		3623
3056	register_exticmd fx_want => sub {	3624	register_exticmd fx_want => sub {
…		…
3058		3626
3059	while (my ($k, $v) = each %$want) {	3627	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3628	$ns->fx_want ($k, $v);
3061	}	3629	}
3062	};	3630	};
		3631
		3632	sub load_resource_file($) {
		3633	my $guard = lock_acquire "load_resource_file";
		3634
		3635	my $status = load_resource_file_ $_[0];
		3636	get_slot 0.1, 100;
		3637	cf::arch::commit_load;
		3638
		3639	$status
		3640	}
		3641
		3642	sub reload_exp_table {
		3643	_reload_exp_table;
		3644
		3645	add_face "res/exp_table" => FT_RSRC,
		3646	JSON::XS->new->utf8->canonical->encode (
		3647	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3648	);
		3649	}
		3650
		3651	sub reload_materials {
		3652	_reload_materials;
		3653	}
3063		3654
3064	sub reload_regions {	3655	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3656	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3657	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3658	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3672	}
3082		3673
3083	sub reload_archetypes {	3674	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3675	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3676	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references	3677
3087	# this really needs to be done in an extra post-pass	3678	add_face "res/skill_info" => FT_RSRC,
3088	# (which needs to be synchronous, so solve it differently)	3679	JSON::XS->new->utf8->canonical->encode (
3089	load_resource_file "$DATADIR/archetypes"	3680	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3090	or die "unable to load archetypes\n";	3681	);
		3682	add_face "res/spell_paths" => FT_RSRC,
		3683	JSON::XS->new->utf8->canonical->encode (
		3684	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3685	);
3091	}	3686	}
3092		3687
3093	sub reload_treasures {	3688	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3689	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3690	or die "unable to load treasurelists\n";
3096	}	3691	}
3097		3692
		3693	sub reload_sound {
		3694	trace "loading sound config from $DATADIR/sound\n";
		3695
		3696	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3697
		3698	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3699	my $sound = $soundconf->{compat}[$_]
		3700	or next;
		3701
		3702	my $face = cf::face::find "sound/$sound->[1]";
		3703	cf::sound::set $sound->[0] => $face;
		3704	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3705	}
		3706
		3707	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3708	my $face = cf::face::find "sound/$v";
		3709	cf::sound::set $k => $face;
		3710	}
		3711	}
		3712
3098	sub reload_resources {	3713	sub reload_resources {
3099	warn "reloading resource files...\n";	3714	trace "reloading resource files...\n";
3100		3715
		3716	reload_materials;
		3717	reload_facedata;
		3718	reload_exp_table;
		3719	reload_sound;
		3720	reload_archetypes;
3101	reload_regions;	3721	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3722	reload_treasures;
3106		3723
3107	warn "finished reloading resource files\n";	3724	trace "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3725	}
3113		3726
3114	sub reload_config {	3727	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3728	trace "reloading config file...\n";
3116	or return;
3117		3729
3118	local $/;	3730	my $config = load_file "$CONFDIR/config";
3119	*CFG = YAML::Syck::Load <$fh>;	3731	utf8::decode $config;
		3732	*CFG = decode_yaml $config;
3120		3733
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3734	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3122		3735
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3736	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3737	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3125		3738
3126	if (exists $CFG{mlockall}) {	3739	if (exists $CFG{mlockall}) {
…		…
3130	};	3743	};
3131	warn $@ if $@;	3744	warn $@ if $@;
3132	}	3745	}
3133	}	3746	}
3134		3747
		3748	sub pidfile() {
		3749	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3750	or die "$PIDFILE: $!";
		3751	flock $fh, &Fcntl::LOCK_EX
		3752	or die "$PIDFILE: flock: $!";
		3753	$fh
		3754	}
		3755
		3756	# make sure only one server instance is running at any one time
		3757	sub atomic {
		3758	my $fh = pidfile;
		3759
		3760	my $pid = <$fh>;
		3761	kill 9, $pid if $pid > 0;
		3762
		3763	seek $fh, 0, 0;
		3764	print $fh $$;
		3765	}
		3766
		3767	sub main_loop {
		3768	trace "EV::loop starting\n";
		3769	if (1) {
		3770	EV::loop;
		3771	}
		3772	trace "EV::loop returned\n";
		3773	goto &main_loop unless $REALLY_UNLOOP;
		3774	}
		3775
3135	sub main {	3776	sub main {
		3777	cf::init_globals; # initialise logging
		3778
		3779	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3780	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3781	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3782	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3783
		3784	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3785
3136	# we must not ever block the main coroutine	3786	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3787	$Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3788	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3789	(async {
3140	Event::one_event;	3790	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3791	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3792	})->prio (Coro::PRIO_MAX);
3142	};	3793	};
3143		3794
		3795	evthread_start IO::AIO::poll_fileno;
		3796
		3797	cf::sync_job {
		3798	cf::incloader::init ();
		3799
		3800	cf::init_anim;
		3801	cf::init_attackmess;
		3802	cf::init_dynamic;
		3803
		3804	cf::load_settings;
		3805
		3806	reload_resources;
3144	reload_config;	3807	reload_config;
3145	db_init;	3808	db_init;
		3809
		3810	cf::init_uuid;
		3811	cf::init_signals;
		3812	cf::init_skills;
		3813
		3814	cf::init_beforeplay;
		3815
		3816	atomic;
		3817
3146	load_extensions;	3818	load_extensions;
3147		3819
3148	$TICK_WATCHER->start;	3820	utime time, time, $RUNTIMEFILE;
3149	Event::loop;	3821
		3822	# no (long-running) fork's whatsoever before this point(!)
		3823	use POSIX ();
		3824	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3825
		3826	cf::_post_init 0;
		3827	};
		3828
		3829	cf::object::thawer::errors_are_fatal 0;
		3830	info "parse errors in files are no longer fatal from this point on.\n";
		3831
		3832	AE::postpone {
		3833	undef &main; # free gobs of memory :)
		3834	};
		3835
		3836	goto &main_loop;
3150	}	3837	}
3151		3838
3152	#############################################################################	3839	#############################################################################
3153	# initialisation and cleanup	3840	# initialisation and cleanup
3154		3841
3155	# install some emergency cleanup handlers	3842	# install some emergency cleanup handlers
3156	BEGIN {	3843	BEGIN {
		3844	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3845	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3846	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3847	cf::cleanup "SIG$signal";
3165	},
3166	);	3848	};
3167	}	3849	}
3168	}	3850	}
3169		3851
3170	sub write_runtime {	3852	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";	3853	my $t0 = AE::time;
3172		3854
3173	# first touch the runtime file to show we are still running:	3855	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3856	# the fsync below can take a very very long time.
3175		3857
3176	IO::AIO::aio_utime $runtime, undef, undef;	3858	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3859
3178	my $guard = cf::lock_acquire "write_runtime";	3860	my $guard = cf::lock_acquire "write_runtime";
3179		3861
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3862	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3181	or return;	3863	or return;
3182		3864
3183	my $value = $cf::RUNTIME + 90 + 10;	3865	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3866	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3867	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3877	aio_utime $fh, undef, undef;
3196		3878
3197	close $fh	3879	close $fh
3198	or return;	3880	or return;
3199		3881
3200	aio_rename "$runtime~", $runtime	3882	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3883	and return;
3202		3884
3203	warn "runtime file written.\n";	3885	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3204		3886
3205	1	3887	1
		3888	}
		3889
		3890	our $uuid_lock;
		3891	our $uuid_skip;
		3892
		3893	sub write_uuid_sync($) {
		3894	$uuid_skip ||= $_[0];
		3895
		3896	return if $uuid_lock;
		3897	local $uuid_lock = 1;
		3898
		3899	my $uuid = "$LOCALDIR/uuid";
		3900
		3901	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3902	or return;
		3903
		3904	my $value = uuid_seq uuid_cur;
		3905
		3906	unless ($value) {
		3907	info "cowardly refusing to write zero uuid value!\n";
		3908	return;
		3909	}
		3910
		3911	my $value = uuid_str $value + $uuid_skip;
		3912	$uuid_skip = 0;
		3913
		3914	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3915	and return;
		3916
		3917	# always fsync - this file is important
		3918	aio_fsync $fh
		3919	and return;
		3920
		3921	close $fh
		3922	or return;
		3923
		3924	aio_rename "$uuid~", $uuid
		3925	and return;
		3926
		3927	trace "uuid file written ($value).\n";
		3928
		3929	1
		3930
		3931	}
		3932
		3933	sub write_uuid($$) {
		3934	my ($skip, $sync) = @_;
		3935
		3936	$sync ? write_uuid_sync $skip
		3937	: async { write_uuid_sync $skip };
3206	}	3938	}
3207		3939
3208	sub emergency_save() {	3940	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3941	my $freeze_guard = cf::freeze_mainloop;
3210		3942
3211	warn "enter emergency perl save\n";	3943	info "emergency_perl_save: enter\n";
		3944
		3945	# this is a trade-off: we want to be very quick here, so
		3946	# save all maps without fsync, and later call a global sync
		3947	# (which in turn might be very very slow)
		3948	local $USE_FSYNC = 0;
3212		3949
3213	cf::sync_job {	3950	cf::sync_job {
		3951	cf::write_runtime_sync; # external watchdog should not bark
		3952
3214	# use a peculiar iteration method to avoid tripping on perl	3953	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3954	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3955	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3956	info "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3957	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3958	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3959	$pl->valid or next;
		3960	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3961	$pl->save;
3222	}	3962	}
3223	warn "end emergency player save\n";	3963	info "emergency_perl_save: end player save\n";
3224		3964
3225	warn "begin emergency map save\n";	3965	cf::write_runtime_sync; # external watchdog should not bark
		3966
		3967	info "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3968	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3969	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3970	$map->valid or next;
3229	$map->save;	3971	$map->save;
3230	}	3972	}
3231	warn "end emergency map save\n";	3973	info "emergency_perl_save: end map save\n";
3232		3974
3233	warn "begin emergency database checkpoint\n";	3975	cf::write_runtime_sync; # external watchdog should not bark
		3976
		3977	info "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3978	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3979	info "emergency_perl_save: end database checkpoint\n";
		3980
		3981	info "emergency_perl_save: begin write uuid\n";
		3982	write_uuid_sync 1;
		3983	info "emergency_perl_save: end write uuid\n";
		3984
		3985	cf::write_runtime_sync; # external watchdog should not bark
		3986
		3987	trace "emergency_perl_save: syncing database to disk";
		3988	BDB::db_env_txn_checkpoint $DB_ENV;
		3989
		3990	info "emergency_perl_save: starting sync\n";
		3991	IO::AIO::aio_sync sub {
		3992	info "emergency_perl_save: finished sync\n";
		3993	};
		3994
		3995	cf::write_runtime_sync; # external watchdog should not bark
		3996
		3997	trace "emergency_perl_save: flushing outstanding aio requests";
		3998	while (IO::AIO::nreqs || BDB::nreqs) {
		3999	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4000	}
		4001
		4002	cf::write_runtime_sync; # external watchdog should not bark
3236	};	4003	};
3237		4004
3238	warn "leave emergency perl save\n";	4005	info "emergency_perl_save: leave\n";
3239	}	4006	}
3240		4007
3241	sub post_cleanup {	4008	sub post_cleanup {
3242	my ($make_core) = @_;	4009	my ($make_core) = @_;
3243		4010
		4011	IO::AIO::flush;
		4012
3244	warn Carp::longmess "post_cleanup backtrace"	4013	error Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	4014	if $make_core;
		4015
		4016	my $fh = pidfile;
		4017	unlink $PIDFILE if <$fh> == $$;
		4018	}
		4019
		4020	# a safer delete_package, copied from Symbol
		4021	sub clear_package($) {
		4022	my $pkg = shift;
		4023
		4024	# expand to full symbol table name if needed
		4025	unless ($pkg =~ /^main::.*::$/) {
		4026	$pkg = "main$pkg" if $pkg =~ /^::/;
		4027	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4028	$pkg .= '::' unless $pkg =~ /::$/;
		4029	}
		4030
		4031	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4032	my $stem_symtab = *{$stem}{HASH};
		4033
		4034	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4035	or return;
		4036
		4037	# clear all symbols
		4038	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4039	for my $name (keys %$leaf_symtab) {
		4040	_gv_clear *{"$pkg$name"};
		4041	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4042	}
3246	}	4043	}
3247		4044
3248	sub do_reload_perl() {	4045	sub do_reload_perl() {
3249	# can/must only be called in main	4046	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	4047	unless (in_main) {
3251	warn "can only reload from main coroutine";	4048	error "can only reload from main coroutine";
3252	return;	4049	return;
3253	}	4050	}
3254		4051
3255	warn "reloading...";	4052	return if $RELOAD++;
3256		4053
3257	warn "entering sync_job";	4054	my $t1 = AE::time;
3258		4055
		4056	while ($RELOAD) {
		4057	cf::get_slot 0.1, -1, "reload_perl";
		4058	info "perl_reload: reloading...";
		4059
		4060	trace "perl_reload: entering sync_job";
		4061
3259	cf::sync_job {	4062	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark
3261	cf::emergency_save;	4063	#cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark
3263		4064
3264	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;
3266
3267	# if anything goes wrong in here, we should simply crash as we already saved
3268
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;
3280	warn "iterate...";
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";	4065	trace "perl_reload: cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;	4066	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();	4067	%EXT_CORO = ();
3288		4068
3289	warn "removing commands";	4069	trace "perl_reload: removing commands";
3290	%COMMAND = ();	4070	%COMMAND = ();
3291		4071
3292	warn "removing ext/exti commands";	4072	trace "perl_reload: removing ext/exti commands";
3293	%EXTCMD = ();	4073	%EXTCMD = ();
3294	%EXTICMD = ();	4074	%EXTICMD = ();
3295		4075
3296	warn "unloading/nuking all extensions";	4076	trace "perl_reload: unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {	4077	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";	4078	trace "... unloading $pkg";
3299		4079
3300	if (my $cb = $pkg->can ("unload")) {	4080	if (my $cb = $pkg->can ("unload")) {
3301	eval {	4081	eval {
3302	$cb->($pkg);	4082	$cb->($pkg);
3303	1	4083	1
3304	} or warn "$pkg unloaded, but with errors: $@";	4084	} or error "$pkg unloaded, but with errors: $@";
		4085	}
		4086
		4087	trace "... clearing $pkg";
		4088	clear_package $pkg;
3305	}	4089	}
3306		4090
3307	warn "... nuking $pkg";
3308	Symbol::delete_package $pkg;
3309	}
3310
3311	warn "unloading all perl modules loaded from $LIBDIR";	4091	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3312	while (my ($k, $v) = each %INC) {	4092	while (my ($k, $v) = each %INC) {
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4093	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		4094
3315	warn "... unloading $k";	4095	trace "... unloading $k";
3316	delete $INC{$k};	4096	delete $INC{$k};
3317		4097
3318	$k =~ s/\.pm$//;	4098	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;	4099	$k =~ s/\//::/g;
3320		4100
3321	if (my $cb = $k->can ("unload_module")) {	4101	if (my $cb = $k->can ("unload_module")) {
3322	$cb->();	4102	$cb->();
		4103	}
		4104
		4105	clear_package $k;
3323	}	4106	}
3324		4107
3325	Symbol::delete_package $k;
3326	}
3327
3328	warn "getting rid of safe::, as good as possible";	4108	trace "perl_reload: getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	4109	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4110	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		4111
3332	warn "unloading cf.pm \"a bit\"";	4112	trace "perl_reload: unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	4113	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	4114	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		4115
3336	# don't, removes xs symbols, too,	4116	# don't, removes xs symbols, too,
3337	# and global variables created in xs	4117	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	4118	#clear_package __PACKAGE__;
3339		4119
3340	warn "unload completed, starting to reload now";	4120	info "perl_reload: unload completed, starting to reload now";
3341		4121
3342	warn "reloading cf.pm";	4122	trace "perl_reload: reloading cf.pm";
3343	require cf;	4123	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4124	cf::_connect_to_perl_1;
3345		4125
3346	warn "loading config and database again";	4126	trace "perl_reload: loading config and database again";
3347	cf::reload_config;	4127	cf::reload_config;
3348		4128
3349	warn "loading extensions";	4129	trace "perl_reload: loading extensions";
3350	cf::load_extensions;	4130	cf::load_extensions;
3351		4131
		4132	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	4133	trace "perl_reload: reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	4134	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	4135	trace "perl_reload: reattaching attachments to maps";
3355	reattach $_ for values %MAP;	4136	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	4137	trace "perl_reload: reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	4138	reattach $_ for values %PLAYER;
		4139	}
3358		4140
3359	warn "leaving sync_job";	4141	cf::_post_init 1;
3360		4142
		4143	trace "perl_reload: leaving sync_job";
		4144
3361	1	4145	1
3362	} or do {	4146	} or do {
3363	warn $@;	4147	error $@;
3364	warn "error while reloading, exiting.";	4148	cf::cleanup "perl_reload: error, exiting.";
3365	exit 1;	4149	};
		4150
		4151	--$RELOAD;
3366	};	4152	}
3367		4153
3368	warn "reloaded";	4154	$t1 = AE::time - $t1;
		4155	info "perl_reload: completed in ${t1}s\n";
3369	};	4156	};
3370		4157
3371	our $RELOAD_WATCHER; # used only during reload	4158	our $RELOAD_WATCHER; # used only during reload
3372		4159
3373	sub reload_perl() {	4160	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	4161	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	4162	# coro crashes during coro_state_free->destroy here.
3376		4163
3377	$RELOAD_WATCHER ||= Event->timer (	4164	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	4165	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	4166
3380	data => WF_AUTOCANCEL,	4167	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	4168	do_reload_perl;
3383	undef $RELOAD_WATCHER;	4169	undef $RELOAD_WATCHER;
3384	},	4170	};
3385	);	4171	};
3386	}	4172	}
3387		4173
3388	register_command "reload" => sub {	4174	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	4175	my ($who, $arg) = @_;
3390		4176
3391	if ($who->flag (FLAG_WIZ)) {	4177	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	4178	$who->message ("reloading server.");
		4179	async {
		4180	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	4181	reload_perl;
		4182	};
3394	}	4183	}
3395	};	4184	};
3396		4185
3397	unshift @INC, $LIBDIR;	4186	#############################################################################
3398		4187
3399	my $bug_warning = 0;	4188	my $bug_warning = 0;
3400		4189
3401	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;
3403
3404	sub wait_for_tick {	4190	sub wait_for_tick() {
3405	return unless $TICK_WATCHER->is_active;	4191	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3406	return if $Coro::current == $Coro::main;
3407		4192
3408	my $signal = new Coro::Signal;	4193	$WAIT_FOR_TICK->wait;
3409	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;
3411	}	4194	}
3412		4195
3413	sub wait_for_tick_begin {	4196	sub wait_for_tick_begin() {
3414	return unless $TICK_WATCHER->is_active;	4197	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3415	return if $Coro::current == $Coro::main;
3416		4198
3417	my $signal = new Coro::Signal;	4199	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	4200	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	4201	$signal->wait;
3420	}	4202	}
3421		4203
3422	my $min = 1e6;#d#	4204	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	4205	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4206	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	4207	unless ++$bug_warning > 10;
3434	return;	4208	return;
3435	}	4209	}
3436		4210
3437	$NOW = $tick_start = Event::time;	4211	cf::one_tick; # one server iteration
3438		4212
3439	cf::server_tick; # one server iteration	4213	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3440		4214
3441	0 && sync_job {#d#	4215	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	4216	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	4217	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4218	$Coro::current->{desc} = "runtime saver";
3445	or die;	4219	write_runtime_sync
3446		4220	or error "ERROR: unable to write runtime file: $!";
3447	$map->width (50);
3448	$map->height (50);
3449	$map->alloc;
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451	my $t = Event::time - $t;
3452
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	4221	};
		4222	}
3463		4223
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4224	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	4225	$sig->send;
3480	}	4226	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	4227	$WAIT_FOR_TICK->broadcast;
3482	$sig->send;
3483	}
3484		4228
3485	$NOW = Event::time;	4229	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4230	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		4231
3496	_post_tick;	4232	if (0) {
3497		4233	if ($NEXT_TICK) {
3498		4234	my $jitter = $TICK_START - $NEXT_TICK;
		4235	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4236	debug "jitter $JITTER\n";#d#
		4237	}
3499	},	4238	}
3500	);	4239	}
3501		4240
3502	{	4241	{
3503	BDB::max_poll_time $TICK * 0.1;	4242	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	4243
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	4244	BDB::min_parallel 16;
3513		4245	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	4246	#$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		4247
3529	unless ($DB_ENV) {	4248	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	4249	$DB_ENV = BDB::db_env_create;
		4250	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4251	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4252	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4253	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4254	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		4255
3532	cf::sync_job {	4256	cf::sync_job {
3533	eval {	4257	eval {
3534	BDB::db_env_open	4258	BDB::db_env_open
3535	$DB_ENV,	4259	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4261	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4262	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	4263	0666;
3540		4264
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4265	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	4266	};
3546		4267
3547	cf::cleanup "db_env_open(db): $@" if $@;	4268	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	4269	};
3549	}	4270	}
		4271
		4272	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4273	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4274	};
		4275	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4276	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4277	};
		4278	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4279	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4280	};
3550	}	4281	}
3551		4282
3552	{	4283	{
		4284	# configure IO::AIO
		4285
3553	IO::AIO::min_parallel 8;	4286	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	4287	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	4288	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	4289	}
3566		4290
3567	my $_log_backtrace;	4291	our $_log_backtrace;
		4292	our $_log_backtrace_last;
3568		4293
3569	sub _log_backtrace {	4294	sub _log_backtrace {
3570	my ($msg, @addr) = @_;	4295	my ($msg, @addr) = @_;
3571		4296
3572	$msg =~ s/\n//;	4297	$msg =~ s/\n$//;
3573		4298
		4299	if ($_log_backtrace_last eq $msg) {
		4300	LOG llevInfo, "[ABT] $msg\n";
		4301	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3574	# limit the # of concurrent backtraces	4302	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	4303	} elsif ($_log_backtrace < 2) {
		4304	$_log_backtrace_last = $msg;
3576	++$_log_backtrace;	4305	++$_log_backtrace;
		4306	my $perl_bt = Carp::longmess $msg;
3577	async {	4307	async {
		4308	$Coro::current->{desc} = "abt $msg";
		4309
3578	my @bt = fork_call {	4310	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	4311	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4312	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4313	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	4314	or die "addr2line: $!";
…		…
3590	}	4322	}
3591		4323
3592	@funcs	4324	@funcs
3593	};	4325	};
3594		4326
3595	LOG llevInfo, "[ABT] $msg\n";	4327	LOG llevInfo, "[ABT] $perl_bt\n";
		4328	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	4329	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	4330	--$_log_backtrace;
3598	};	4331	};
3599	} else {	4332	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	4333	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	4334	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3602	}	4335	}
3603	}	4336	}
3604		4337
3605	# load additional modules	4338	# load additional modules
3606	use cf::pod;	4339	require "cf/$_.pm" for @EXTRA_MODULES;
		4340	cf::_connect_to_perl_2;
3607		4341
3608	END { cf::emergency_save }	4342	END { cf::emergency_save }
3609		4343
3610	1	4344	1
3611		4345

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