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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.336 by root, Tue Aug 21 00:31:18 2007 UTC vs.
Revision 1.587 by root, Wed Oct 31 19:09:47 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
		128	our $USE_FSYNC = 1; # use fsync to write maps - default on
		129
		130	our $BDB_DEADLOCK_WATCHER;
		131	our $BDB_CHECKPOINT_WATCHER;
		132	our $BDB_TRICKLE_WATCHER;
		133	our $DB_ENV;
		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
		137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		139
		140	our $UPTIME; $UPTIME ||= time;
		141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
81	our $NOW;	143	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		144
84	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	146	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
95		148
96	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		151
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
102		164
103	binmode STDOUT;	165	binmode STDOUT;
104	binmode STDERR;	166	binmode STDERR;
105		167
106	# read virtual server time, if available	168	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
111	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
112		176
113	mkdir $_	177	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		179
116	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
117		181
118	sub cf::map::normalise;	182	sub cf::map::normalise;
119		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
120	#############################################################################	188	#############################################################################
121		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
122	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
123		202
124	=over 4	203	=over 4
125		204
126	=item $cf::UPTIME	205	=item $cf::UPTIME
127		206
128	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
129		223
130	=item $cf::RUNTIME	224	=item $cf::RUNTIME
131		225
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	227	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
142	database environment.	236	database environment.
143		237
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	238	=item $cf::LOADAVG
153		239
154	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
159		245
160	The raw value load value from the last tick.	246	The raw value load value from the last tick.
161		247
162	=item %cf::CFG	248	=item %cf::CFG
163		249
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	251	from wherever your confdir points to.
166		252
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		254
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
173	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
174		277
175	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	280	that call.
178		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
179	=back	288	=back
180		289
181	=cut	290	=cut
182		291
183	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	299	my $msg = join "", @_;
186		300
187	$msg .= "\n"	301	$msg .= "\n"
188	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
189		303
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		305
192	utf8::encode $msg;
193	LOG llevError, $msg;	306	LOG llevWarn, $msg;
194	};	307	};
195	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
196		322
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	333	for my $pkg (qw(
208	cf::global cf::attachable	334	cf::global cf::attachable
209	cf::object cf::object::player	335	cf::object cf::object::player
210	cf::client cf::player	336	cf::client cf::player
211	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
212	cf::map cf::party cf::region	339	cf::party cf::region
213	)) {	340	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	342	}
217		343
218	$Event::DIED = sub {	344	$EV::DIED = sub {
219	warn "error in event callback: @_";	345	warn "error in event callback: $@";
220	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
221		352
222	#############################################################################	353	#############################################################################
223		354
224	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
225		356
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	378	$d
248	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
249	}	380	}
250		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
251	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
252		435
253	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
254		437
255	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
256		439
257	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
258		441
259	=cut	442	=cut
260		443
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		445
263	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
265		510
266	=item cf::lock_wait $string	511	=item cf::lock_wait $string
267		512
268	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
269		514
270	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
271		516
272	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
275	returned.	520	returned.
276		521
		522	Locks are *not* recursive, locking from the same coro twice results in a
		523	deadlocked coro.
		524
277	Lock names should begin with a unique identifier (for example, cf::map::find	525	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	526	uses map_find and cf::map::load uses map_load).
279		527
280	=item $locked = cf::lock_active $string	528	=item $locked = cf::lock_active $string
281		529
282	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
283		531
284	=cut	532	=cut
285		533
286	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
287		535
288	sub lock_wait($) {	536	sub lock_wait($) {
289	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	538	}
297		539
298	sub lock_acquire($) {	540	sub lock_acquire($) {
299	my ($key) = @_;	541	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	542	}
311		543
312	sub lock_active($) {	544	sub lock_active($) {
313	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	546	}
317		547
318	sub freeze_mainloop {	548	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
320		550
321	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	552	}
323	};	553
324	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
325	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
326	}	567	}
327		568
328	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
329		570
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
332	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
333		578
334	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
335	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
336		581
337	Useful for short background jobs.	582	Useful for short background jobs.
338		583
339	=cut	584	=cut
340		585
341	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
343		589
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
346	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
347		596
348	while () {	597	while () {
349	next_job:	598	next_job:
		599
350	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	601
352	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	606	$job->[2]->send;
356	Coro::cede;	607	Coro::cede;
357	goto next_job;	608	goto next_job;
358	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	611	}
360	}	612	}
361		613
362	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
365	$signal->wait;
366	} else {	617	} else {
		618	$busy = 0;
367	Coro::schedule;	619	Coro::schedule;
368	}	620	}
369	}	621	}
370	};	622	};
371		623
372	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
373	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
374		628
375	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
376	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
377		632
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
391		646
392	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
393		648
394	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
395		650
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	654	acceptable.
400		655
401	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	661	=cut
407		662
408	sub sync_job(&) {	663	sub sync_job(&) {
409	my ($job) = @_;	664	my ($job) = @_;
410		665
411	if ($Coro::current == $Coro::main) {	666	if (in_main) {
412	my $time = Event::time;	667	my $time = AE::time;
413		668
414	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
416		671
417	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	673
419	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
420		675
421	my $busy = 1;	676	my $busy = 1;
422	my @res;	677	my @res;
423		678
424	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	681	@res = eval { $job->() };
426	warn $@ if $@;	682	error $@ if $@;
427	undef $busy;	683	undef $busy;
428	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
429		685
430	while ($busy) {	686	while ($busy) {
431	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
432	}	691	}
		692	}
433		693
434	$time = Event::time - $time;	694	my $time = AE::time - $time;
435		695
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
440		697
441	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
442	} else {	699	} else {
443	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
444		701
…		…
464	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
465		722
466	$coro	723	$coro
467	}	724	}
468		725
469	=item fork_call { }, $args	726	=item fork_call { }, @args
470		727
471	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
475		732
476	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
477		738
478	sub fork_call(&@) {	739	sub fork_call(&@) {
479	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
480		741
481	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
484		745
485	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
486	reset_signals;	747	cf::post_fork;
487	&$cb	748	&$cb
488	}, @args;	749	} @args;
489		750
490	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
491	}	790	}
492		791
493	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
494		793
495	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
498		797
499	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	799	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
502	=cut	806	=cut
		807
		808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
		812	my ($name) = @_;
		813	my $db = BDB::db_create $DB_ENV;
		814
		815	eval {
		816	$db->set_flags (BDB::CHKSUM);
		817
		818	utf8::encode $name;
		819	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		820	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		821	cf::cleanup "db_open(db): $!" if $!;
		822	};
		823	cf::cleanup "db_open(db): $@" if $@;
		824
		825	$db
		826	}
503		827
504	our $DB;	828	our $DB;
505		829
506	sub db_init {	830	sub db_init {
507	unless ($DB) {	831	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	832	}
522		833
523	sub db_get($$) {	834	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
525		836
526	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
527	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
528		841
529	$! ? ()	842	$! ? ()
530	: $data	843	: $data
531	}
532	}	844	}
533		845
534	sub db_put($$$) {	846	sub db_put($$$) {
535	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		876
565	my @data;	877	my @data;
566	my $md5;	878	my $md5;
567		879
568	for (0 .. $#$src) {	880	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	882	}
572		883
573	# if processing is expensive, check	884	# if processing is expensive, check
574	# checksum first	885	# checksum first
575	if (1) {	886	if (1) {
576	$md5 =	887	$md5 =
577	join "\x00",	888	join "\x00",
578	$processversion,	889	$processversion,
579	map {	890	map {
580	Coro::cede;	891	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	893	} 0.. $#$src;
583		894
584		895
585	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		903
593	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	905	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
596		907
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		909
599	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
602		913
…		…
612		923
613	=cut	924	=cut
614		925
615	sub datalog($@) {	926	sub datalog($@) {
616	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	929	}
619		930
620	=back	931	=back
621		932
622	=cut	933	=cut
623		934
624	#############################################################################	935	#############################################################################
625		936
626	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
627		938
628	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
631		942
632	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	945	Deliantra).
635		946
636	=over 4	947	=over 4
637		948
638	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
639		950
…		…
683	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
684		995
685	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
687		998
688	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
690		1001
691	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
692		1003
693	=over 4	1004	=over 4
…		…
817		1128
818	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1131
821	} elsif (ref $type) {	1132	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
823		1134
824	} else {	1135	} else {
825	shift @arg;	1136	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
827	}	1138	}
828	}	1139	}
829	}	1140	}
830		1141
831	sub _object_attach {	1142	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
842	}	1153	}
843		1154
844	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
845	} else {	1156	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1158	}
848		1159
849	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
850	}	1161	}
851		1162
…		…
910		1221
911	for (@$callbacks) {	1222	for (@$callbacks) {
912	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
913		1224
914	if ($@) {	1225	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1227	override;
918	}	1228	}
919		1229
920	return 1 if $override;	1230	return 1 if $override;
921	}	1231	}
922		1232
923	0	1233	0
924	}	1234	}
925		1235
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1237
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1239
930	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
931		1241
…		…
937		1247
938	=cut	1248	=cut
939		1249
940	#############################################################################	1250	#############################################################################
941	# object support	1251	# object support
942	#
943		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
944	sub _can_merge {	1286	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
946		1288
947	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1290
951	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
952	}	1293	}
953		1294
954	sub reattach {	1295	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1297	my ($obj) = @_;
957		1298
		1299	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1301
960	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
961		1303
962	@$registry = ();	1304	@$registry = ();
963		1305
…		…
968	for (@$attach) {	1310	for (@$attach) {
969	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
971	}	1313	}
972	} else {	1314	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1316	}
975	}	1317	}
976	}	1318	}
977		1319
978	cf::attachable->attach (	1320	cf::attachable->attach (
979	prio => -1000000,	1321	prio => -1000000,
980	on_instantiate => sub {	1322	on_instantiate => sub {
981	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
982		1324
983	$data = from_json $data;	1325	$data = decode_json $data;
984		1326
985	for (@$data) {	1327	for (@$data) {
986	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
987		1329
988	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1346	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1006		1348
1007	sync_job {	1349	sync_job {
1008	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1011		1355
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1361	aio_fsync $fh;
		1362	}
1016	close $fh;	1363	aio_close $fh;
1017		1364
1018	if (@$objs) {	1365	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1372	aio_fsync $fh;
		1373	}
1024	close $fh;	1374	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1376	}
1027	} else {	1377	} else {
1028	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1029	}	1379	}
1030		1380
1031	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1385	} else {
1033	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1034	}	1387	}
1035	} else {	1388	} else {
1036	aio_unlink $filename;	1389	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1038	}	1391	}
1039	}	1392	};
1040	}	1393	}
1041		1394
1042	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1044		1397
…		…
1056	or return;	1409	or return;
1057		1410
1058	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1413	or return;
		1414
1061	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1062	}	1417	}
1063		1418
		1419	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1066	return ($data, $av);	1424	($data, $av)
1067	}	1425	}
1068		1426
1069	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1070		1428
1071	=over 4	1429	=over 4
…		…
1125	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1126		1484
1127	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1128	}	1486	}
1129		1487
		1488	use File::Glob ();
		1489
1130	cf::player->attach (	1490	cf::player->attach (
1131	on_command => sub {	1491	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1133		1493
1134	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1135	or return;	1495	or return;
1136		1496
…		…
1144	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1145		1505
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1507
1148	if (ref $msg) {	1508	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1150	"ARRAY" eq ref $msg	1510
1151	? @$msg	1511	my @reply;
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1512
1154	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1515	}
		1516
		1517	$pl->ext_reply ($reply, @reply)
		1518	if $reply;
		1519
1160	} else {	1520	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1522	}
1163		1523
1164	cf::override;	1524	cf::override;
1165	},	1525	},
1166	);	1526	);
1167		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1168	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1169	cf::sync_job {	1557	cf::sync_job {
1170	my %todo;	1558	my %todo;
1171		1559
1172	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1173	next unless -r $path;	1561	next unless -r $path;
…		…
1191		1579
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1582
1195	$ext{source} =	1583	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1197	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1198	. $source	1586	. $source
1199	. "\n};\n1";	1587	. "\n};\n1";
1200		1588
1201	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1202	}	1590	}
1203		1591
		1592	my $pass = 0;
1204	my %done;	1593	my %done;
1205	while (%todo) {	1594	while (%todo) {
1206	my $progress;	1595	my $progress;
1207		1596
		1597	++$pass;
		1598
		1599	ext:
1208	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1209	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1210	goto skip	1602	next ext
1211	unless exists $done{$_};	1603	unless exists $done{$_};
1212	}	1604	}
1213		1605
1214	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215		1607
1216	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1217	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1218	: "$v->{base}: extension inactive.\n";
1219		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1221	warn $msg;	1624
1222	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1223	exit 1;	1626	delete $todo{$k};
1224	}	1627	} else {
1225		1628	$done{$k} = delete $todo{$k};
1226	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1227	}	1634	}
1228
1229	$done{$k} = delete $todo{$k};
1230	push @EXTS, $v->{pkg};
1231	$progress = 1;
1232	}	1635	}
1233		1636
1234	skip:	1637	unless ($progress) {
1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1237	}	1647	}
1238	};	1648	};
1239	}	1649	}
1240		1650
1241	#############################################################################	1651	#############################################################################
1242		1652
1243	=back	1653	=back
1244		1654
1245	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1246		1656
1247	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1248		1658
1249	=cut	1659	=cut
1250		1660
1251	package cf::player;	1661	package cf::player;
1252		1662
1253	use Coro::AIO;	1663	use Coro::AIO;
1254		1664
1255	=head3 cf::player	1665	=head3 cf::player
1256		1666
1257	=over 4	1667	=over 4
		1668
		1669	=item cf::player::num_playing
		1670
		1671	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1672
		1673	=cut
		1674
		1675	sub num_playing {
		1676	scalar grep
		1677	$_->ob->map
		1678	&& !$_->hidden
		1679	&& !$_->ob->flag (cf::FLAG_WIZ),
		1680	cf::player::list
		1681	}
1258		1682
1259	=item cf::player::find $login	1683	=item cf::player::find $login
1260		1684
1261	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1262		1686
…		…
1281		1705
1282	sub exists($) {	1706	sub exists($) {
1283	my ($login) = @_;	1707	my ($login) = @_;
1284		1708
1285	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1287	}	1711	}
1288		1712
1289	sub find($) {	1713	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1715	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1726
1303	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1728	or return;
		1729
		1730	my $pl = cf::player::load_pl $f
		1731	or return;
		1732
		1733	local $cf::PLAYER_LOADING{$login} = $pl;
		1734	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1306	}	1736	}
1307	}	1737	}
1308	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
1309		1752
1310	sub save($) {	1753	sub save($) {
1311	my ($pl) = @_;	1754	my ($pl) = @_;
1312		1755
1313	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1318	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1319		1762
1320	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1322		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1770
1323	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1324	Coro::cede;	1772	cf::cede_to_tick;
1325	}	1773	}
1326		1774
1327	sub new($) {	1775	sub new($) {
1328	my ($login) = @_;	1776	my ($login) = @_;
1329		1777
…		…
1358	my ($pl) = @_;	1806	my ($pl) = @_;
1359		1807
1360	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1361		1809
1362	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1812
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1366	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1368	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1369		1821
1370	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1372	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1407	or return [];	1859	or return [];
1408		1860
1409	my @logins;	1861	my @logins;
1410		1862
1411	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
		1864	my $path = path $login;
		1865
		1866	# a .pst is a dead give-away for a valid player
		1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1415		1873
1416	utf8::decode $login;	1874	utf8::decode $login;
1417	push @logins, $login;	1875	push @logins, $login;
1418	}	1876	}
1419		1877
1420	\@logins	1878	\@logins
1421	}	1879	}
1422		1880
1423	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1424		1884
1425	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1426	player. May block.	1886	player. May block.
1427		1887
1428	=cut	1888	=cut
…		…
1446	}	1906	}
1447		1907
1448	\@paths	1908	\@paths
1449	}	1909	}
1450		1910
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1912
1453	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1914
1501	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1502		1916
1503	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1504		1918
…		…
1536		1950
1537	=cut	1951	=cut
1538		1952
1539	sub find_by_path($) {	1953	sub find_by_path($) {
1540	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1541		1957
1542	my ($match, $specificity);	1958	my ($match, $specificity);
1543		1959
1544	for my $region (list) {	1960	for my $region (list) {
1545	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1571	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1573		1989
1574	sub generate_random_map {	1990	sub generate_random_map {
1575	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1576	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1577	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1581	$rmp->{exit_on_final_map},
1582	$rmp->{xsize}, $rmp->{ysize},
1583	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1584	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1585	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1586	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1587	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1588	(cf::region::find $rmp->{region}), $rmp->{custom}
1589	)
1590	}	1996	}
1591		1997
1592	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1593		1999
1594	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
…		…
1599		2005
1600	sub register {	2006	sub register {
1601	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1602	my $pkg = caller;	2008	my $pkg = caller;
1603		2009
1604	no strict;
1605	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1606		2011
1607	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1608	}	2013	}
1609		2014
1610	# also paths starting with '/'	2015	# also paths starting with '/'
1611	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1612		2017
1613	sub thawer_merge {	2018	sub thawer_merge {
1614	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1615		2020
1616	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1621	}	2026	}
1622		2027
1623	sub normalise {	2028	sub normalise {
1624	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1625		2030
1626	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1627		2032
1628	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1629		2034
1630	# map plan:	2035	# map plan:
1631	#	2036	#
…		…
1646	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1647	$path = "$base/$path";	2052	$path = "$base/$path";
1648	}	2053	}
1649		2054
1650	for ($path) {	2055	for ($path) {
1651	redo if s{//}{/};
1652	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1653	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1654	}	2058	}
1655		2059
1656	$path	2060	$path
…		…
1670	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1671	return $self;	2075	return $self;
1672	}	2076	}
1673	}	2077	}
1674		2078
1675	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1676	()	2080	()
1677	}	2081	}
1678		2082
		2083	# may re-bless or do other evil things
1679	sub init {	2084	sub init {
1680	my ($self) = @_;	2085	my ($self) = @_;
1681		2086
1682	$self	2087	$self
1683	}	2088	}
…		…
1702		2107
1703	# the temporary/swap location	2108	# the temporary/swap location
1704	sub save_path {	2109	sub save_path {
1705	my ($self) = @_;	2110	my ($self) = @_;
1706		2111
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1709	}	2114	}
1710		2115
1711	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1712	sub uniq_path {	2117	sub uniq_path {
1713	my ($self) = @_;	2118	my ($self) = @_;
1714		2119
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1717	}
1718
1719	# and all this just because we cannot iterate over
1720	# all maps in C++...
1721	sub change_all_map_light {
1722	my ($change) = @_;
1723
1724	$_->change_map_light ($change)
1725	for grep $_->outdoor, values %cf::MAP;
1726	}	2122	}
1727		2123
1728	sub decay_objects {	2124	sub decay_objects {
1729	my ($self) = @_;	2125	my ($self) = @_;
1730		2126
…		…
1743		2139
1744	sub load_header_from($) {	2140	sub load_header_from($) {
1745	my ($self, $path) = @_;	2141	my ($self, $path) = @_;
1746		2142
1747	utf8::encode $path;	2143	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	2144	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	or return;	2145	or return;
1753		2146
		2147	$self->_load_header ($f)
		2148	or return;
		2149
		2150	local $MAP_LOADING{$self->{path}} = $self;
		2151	$f->resolve_delayed_derefs;
		2152
1754	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1755		2154
1756	1	2155	1
1757	}	2156	}
1758		2157
		2158	# used to laod the header of an original map
1759	sub load_header_orig {	2159	sub load_header_orig {
1760	my ($self) = @_;	2160	my ($self) = @_;
1761		2161
1762	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1763	}	2163	}
1764		2164
		2165	# used to laod the header of an instantiated map
1765	sub load_header_temp {	2166	sub load_header_temp {
1766	my ($self) = @_;	2167	my ($self) = @_;
1767		2168
1768	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1769	}	2170	}
1770		2171
		2172	# called after loading the header from an instantiated map
1771	sub prepare_temp {	2173	sub prepare_temp {
1772	my ($self) = @_;	2174	my ($self) = @_;
1773		2175
1774	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1775	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1776	# safety	2178	# safety
1777	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1778	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1779	}	2181	}
1780		2182
		2183	# called after loading the header from an original map
1781	sub prepare_orig {	2184	sub prepare_orig {
1782	my ($self) = @_;	2185	my ($self) = @_;
1783		2186
1784	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1785	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1809		2212
1810	sub find;	2213	sub find;
1811	sub find {	2214	sub find {
1812	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1813		2216
		2217	cf::cede_to_tick;
		2218
1814	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1815		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1817		2223
1818	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1819	my $guard = cf::lock_acquire "map_find:$path";
1820	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1821	or return;	2226	or return;
1822		2227
1823	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1824		2229
…		…
1826	or return;	2231	or return;
1827		2232
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1831	$map->reset;	2238	$map->reset;
1832	undef $guard;
1833	return find $path;	2239	return find $path;
1834	}	2240	}
1835		2241
1836	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1837	}	2243	}
1838	}	2244	}
1839		2245
1840	sub pre_load { }	2246	sub pre_load { }
1841	sub post_load { }	2247	#sub post_load { } # XS
1842		2248
1843	sub load {	2249	sub load {
1844	my ($self) = @_;	2250	my ($self) = @_;
1845		2251
1846	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1847		2253
1848	my $path = $self->{path};	2254	my $path = $self->{path};
1849		2255
1850	{	2256	{
1851	my $guard = cf::lock_acquire "map_load:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1852		2258
		2259	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1854
1855	$self->in_memory (cf::MAP_LOADING);
1856		2261
1857	$self->alloc;	2262	$self->alloc;
1858		2263
1859	$self->pre_load;	2264	$self->pre_load;
1860	Coro::cede;	2265	cf::cede_to_tick;
1861		2266
1862	$self->_load_objects ($self->{load_path}, 1)	2267	if (exists $self->{load_path}) {
		2268	my $f = new_from_file cf::object::thawer $self->{load_path};
		2269	$f->skip_block;
		2270	$self->_load_objects ($f)
1863	or return;	2271	or return;
1864		2272
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1866	if delete $self->{load_original};	2274	if delete $self->{load_original};
1867		2275
1868	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2277	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2278	unless (aio_stat $uniq) {
		2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2280	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2281	$self->_load_objects ($f);
		2282	$f->resolve_delayed_derefs;
		2283	}
		2284	}
1873	}	2285	}
1874	}
1875		2286
1876	Coro::cede;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
		2294
		2295	cf::cede_to_tick;
1877	# now do the right thing for maps	2296	# now do the right thing for maps
1878	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2299	unless $self->difficulty;
1881	Coro::cede;	2300	cf::cede_to_tick;
1882		2301
1883	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2303	$self->decay_objects;
1885	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1886	$self->update_buttons;	2305	$self->update_buttons;
1887	Coro::cede;	2306	cf::cede_to_tick;
1888	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1889	Coro::cede;
1890	$self->activate;
1891	}	2308	}
1892		2309
1893	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1895
1896	$self->in_memory (cf::MAP_IN_MEMORY);
1897	}	2312	}
1898		2313
1899	$self->post_load;	2314	$self->post_load;
1900	}
1901		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1902	sub customise_for {	2322	sub customise_for {
1903	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1904		2324
1905	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1906	if $self->per_player;	2326	if $self->per_player;
…		…
1909	# if $self->per_party;	2329	# if $self->per_party;
1910		2330
1911	$self	2331	$self
1912	}	2332	}
1913		2333
1914	# find and load all maps in the 3x3 area around a map
1915	sub load_neighbours {
1916	my ($map) = @_;
1917
1918	my @neigh; # diagonal neighbours
1919
1920	for (0 .. 3) {
1921	my $neigh = $map->tile_path ($_)
1922	or next;
1923	$neigh = find $neigh, $map
1924	or next;
1925	$neigh->load;
1926
1927	push @neigh,
1928	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1929	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1930	}
1931
1932	for (grep defined $_->[0], @neigh) {
1933	my ($path, $origin) = @$_;
1934	my $neigh = find $path, $origin
1935	or next;
1936	$neigh->load;
1937	}
1938	}
1939
1940	sub find_sync {	2334	sub find_sync {
1941	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1942		2336
1943	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, $origin
1944	}	2342	}
1945		2343
1946	sub do_load_sync {	2344	sub do_load_sync {
1947	my ($map) = @_;	2345	my ($map) = @_;
1948		2346
1949	cf::sync_job { $map->load };	2347	# it's a bug to call this from the main context
		2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2349	if $Coro::current == $Coro::main;
		2350
		2351	$map->load;
1950	}	2352	}
1951		2353
1952	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1954		2356
1955	sub find_async {	2357	sub find_async {
1956	my ($path, $origin) = @_;	2358	my ($path, $origin, $load) = @_;
1957		2359
1958	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
1959		2361
1960	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
1962	}	2364	}
1963		2365
1964	undef $MAP_PREFETCH{$path};	2366	$MAP_PREFETCH{$path} |= $load;
		2367
1965	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
1966	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2373	if (my $map = find $k) {
1969	$map->load;	2374	$map->load if $v;
1970	}	2375	}
1971		2376
1972	delete $MAP_PREFETCH{$path};	2377	delete $MAP_PREFETCH{$k};
1973	}	2378	}
1974	}	2379	}
1975	undef $MAP_PREFETCHER;	2380	undef $MAP_PREFETCHER;
1976	};	2381	};
1977	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
1978		2383
1979	()	2384	()
1980	}	2385	}
1981		2386
		2387	# common code, used by both ->save and ->swapout
1982	sub save {	2388	sub _save {
1983	my ($self) = @_;	2389	my ($self) = @_;
1984
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;
1986		2390
1987	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
1988		2392
1989	return unless $self->dirty;	2393	return unless $self->dirty;
1990		2394
…		…
1996	return if $self->{deny_save};	2400	return if $self->{deny_save};
1997		2401
1998	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
1999		2403
2000	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2002	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2003		2410
2004	if ($uniq) {	2411	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2414	} else {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2009	}	2416	}
2010	}	2417	}
2011		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2012	sub swap_out {	2427	sub swap_out {
2013	my ($self) = @_;	2428	my ($self) = @_;
2014		2429
2015	# save first because save cedes
2016	$self->save;
2017
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2020	return if $self->players;	2434	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;
2022	return if $self->{deny_save};
2023		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
2024	$self->clear;	2445	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2446	}
2027		2447
2028	sub reset_at {	2448	sub reset_at {
2029	my ($self) = @_;	2449	my ($self) = @_;
2030		2450
…		…
2048		2468
2049	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2470
2051	return if $self->players;	2471	return if $self->players;
2052		2472
2053	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2054		2474
2055	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2056		2476
2057	# need to save uniques path	2477	# need to save uniques path
2058	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2059	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2060		2480
…		…
2062	if $uniq;	2482	if $uniq;
2063	}	2483	}
2064		2484
2065	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2066		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2489	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2490
2071	$self->unlink_save;	2491	$self->unlink_save;
2072	$self->destroy;	2492	$self->destroy;
2073	}	2493	}
2074		2494
2075	my $nuke_counter = "aaaa";	2495	my $nuke_counter = "aaaa";
2076		2496
2077	sub nuke {	2497	sub nuke {
2078	my ($self) = @_;	2498	my ($self) = @_;
2079		2499
		2500	{
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
2080	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2081		2504
2082	$self->unlink_save;	2505	$self->unlink_save;
2083		2506
2084	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2085	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2512
2090	$cf::MAP{$self->path} = $self;	2513	$cf::MAP{$self->path} = $self;
		2514	}
2091		2515
2092	$self->reset; # polite request, might not happen	2516	$self->reset; # polite request, might not happen
2093	}	2517	}
2094		2518
2095	=item $maps = cf::map::tmp_maps	2519	=item $maps = cf::map::tmp_maps
…		…
2137		2561
2138	sub unique_maps() {	2562	sub unique_maps() {
2139	[	2563	[
2140	map {	2564	map {
2141	utf8::decode $_;	2565	utf8::decode $_;
2142	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2143	? normalise $_	2569	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2571	]
2147	}	2572	}
2148		2573
2149	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	}
2150		2605
2151	=back	2606	=back
2152		2607
2153	=head3 cf::object	2608	=head3 cf::object
2154		2609
…		…
2158		2613
2159	=over 4	2614	=over 4
2160		2615
2161	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2162		2617
2163	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.
2164		2620
2165	=cut	2621	=cut
2166		2622
2167	sub inv_recursive_;	2623	sub inv_recursive_;
2168	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2171		2627
2172	sub inv_recursive {	2628	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2174	}	2630	}
2175		2631
		2632	=item $ref = $ob->ref
		2633
		2634	Creates and returns a persistent reference to an object that can be stored as a string.
		2635
		2636	=item $ob = cf::object::deref ($refstring)
		2637
		2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2639	even if the object actually exists. May block.
		2640
		2641	=cut
		2642
		2643	sub deref {
		2644	my ($ref) = @_;
		2645
		2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2647	my ($uuid, $name) = ($1, $2);
		2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2649	or return;
		2650	$pl->ob->uuid eq $uuid
		2651	or return;
		2652
		2653	$pl->ob
		2654	} else {
		2655	warn "$ref: cannot resolve object reference\n";
		2656	undef
		2657	}
		2658	}
		2659
2176	package cf;	2660	package cf;
2177		2661
2178	=back	2662	=back
2179		2663
2180	=head3 cf::object::player	2664	=head3 cf::object::player
…		…
2186	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2670	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2187	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
2188	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2189		2673
2190	=cut	2674	=cut
		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
2191		2689
2192	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2691	# with dialog boxes.
2194	#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
2195	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2208	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209		2707
2210	} else {	2708	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2711	}
2214	}	2712	}
2215	}	2713	}
2216		2714
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2242		2740
2243	=item $player_object->enter_link	2741	=item $player_object->enter_link
2244		2742
2245	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}>).
2246		2744
2247	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.
2248	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.
2249		2749
2250	Will never block.	2750	Will never block.
2251		2751
2252	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2253		2753
…		…
2273	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2274	my ($self) = @_;	2774	my ($self) = @_;
2275		2775
2276	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2277		2777
		2778	++$self->{_link_recursion};
		2779
2278	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2279		2781
2280	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2281	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2282		2784
2283	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2284	}	2786	}
2285		2787
2286	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2287	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2288		2790
…		…
2305	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2306	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2307		2809
2308	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2309	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2310	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2311		2813
2312	$map->load;	2814	$map->load;
2313	$map->load_neighbours;
2314		2815
2315	return unless $self->contr->active;	2816	return unless $self->contr->active;
2316	$self->activate_recursive;
2317		2817
2318	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2320	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2321		2825
		2826	}
		2827
2322	=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)]])
2323		2829
2324	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
2325	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2326	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
2327	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
2328	be called at the end of this process.	2834	be called at the end of this process.
2329		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
2330	=cut	2839	=cut
2331		2840
2332	our $GOTOGEN;	2841	our $GOTOGEN;
2333		2842
2334	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2335	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2336		2845
		2846	if ($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
2337	# 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
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2854
2340	$self->enter_link;	2855	$self->enter_link;
2341		2856
2342	(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
2343	my $map = eval {	2879	my $map = eval {
2344	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2345		2881
2346	if ($map) {	2882	if ($map) {
2347	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2349	} else {	2885	} else {
2350	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2351	}	2887	}
2352		2888
2353	$map	2889	$map
2354	};	2890	};
2355		2891
…		…
2361	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2362	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2363	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2364	}	2900	}
2365		2901
2366	$done->() if $done;	2902	$done->($self) if $done;
2367	})->prio (1);	2903	})->prio (1);
2368	}	2904	}
2369		2905
2370	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2371		2907
…		…
2391	}	2927	}
2392		2928
2393	sub prepare_random_map {	2929	sub prepare_random_map {
2394	my ($exit) = @_;	2930	my ($exit) = @_;
2395		2931
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2934	# that depends on the exit object
2401		2935
2402	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2938	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2409	}	2945	}
2410		2946
2411	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2412		2948
2413	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2416		2952
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2955	undef $fh;
2420	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2421		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2424	}	2964	}
2425	}	2965	}
2426		2966
2427	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2429		2969
2430	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2431		2971
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2972	$self->enter_link;
2444		2973
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2974	(async {
2450	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2451	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
2452	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2453		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
2454	1;	3013	1
2455	}) {	3014	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2457	. "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. "
2458	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2460		3019
2461	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2462	$self->leave_link;	3021	$self->leave_link;
2463	}	3022	}
2464	})->prio (1);	3023	})->prio (1);
2465	}	3024	}
2466		3025
…		…
2478	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2479	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2480		3039
2481	utf8::encode $text;	3040	utf8::encode $text;
2482	$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);
2483	}	3067	}
2484		3068
2485	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2486		3070
2487	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2489	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2490	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2491		3075
2492	=cut	3076	=cut
2493		3077
		3078	# non-persistent channels (usually the info channel)
		3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
		3086	"c/identify" => {
		3087	id => "infobox",
		3088	title => "Identify",
		3089	reply => undef,
		3090	tooltip => "Items recently identified",
		3091	},
		3092	"c/examine" => {
		3093	id => "infobox",
		3094	title => "Examine",
		3095	reply => undef,
		3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
		3110	"c/lookat" => {
		3111	id => "infobox",
		3112	title => "Look",
		3113	reply => undef,
		3114	tooltip => "What you saw there",
		3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
		3190	);
		3191
2494	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2496		3194
2497	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2498		3197
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		3199
		3200	# check predefined channels, for the benefit of C
		3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2501	if (ref $channel) {	3207	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	3211	$self->ext_msg (channel_info => $channel);
2506	}	3212	}
…		…
2508	$channel = $channel->{id};	3214	$channel = $channel->{id};
2509	}	3215	}
2510		3216
2511	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2512		3218
2513	if ($self->can_msg) {
2514	# default colour, mask it out	3219	# default colour, mask it out
2515	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2517		3222
2518	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2519	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2520	} else {	3226	);
2521	if ($color >= 0) {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3227
2532	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2533
2534	utf8::encode $msg;
2535
2536	if (0 && $msg =~ /\[/) {
2537	# COMMAND/INFO
2538	$self->send_packet ("drawextinfo $color 10 8 $msg")
2539	} else {
2540	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2541	$self->send_packet ("drawinfo $color $msg")
2542	}
2543	}
2544	}
2545	}	3229	}
2546		3230
2547	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2548		3232
2549	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2551	=cut	3235	=cut
2552		3236
2553	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2555		3239
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	3240	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	3245	}
2564	}	3246	}
2565		3247
2566	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2567		3249
…		…
2570	=cut	3252	=cut
2571		3253
2572	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2574		3256
2575	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {
2578	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}
2582	}	3260	}
2583		3261
2584	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2585		3263
2586	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2641	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2642		3320
2643	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2644		3322
2645	if (ref $msg) {	3323	if (ref $msg) {
2646	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2647	"ARRAY" eq ref $msg	3325
2648	? @$msg	3326	my @reply;
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3327
2651	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3330	}
		3331
		3332	$ns->ext_reply ($reply, @reply)
		3333	if $reply;
		3334
2657	} else {	3335	} else {
2658	warn "client " . ($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";
2659	}	3337	}
2660		3338
2661	cf::override;	3339	cf::override;
2662	},	3340	},
2663	);	3341	);
…		…
2683		3361
2684	$coro	3362	$coro
2685	}	3363	}
2686		3364
2687	cf::client->attach (	3365	cf::client->attach (
2688	on_destroy => sub {	3366	on_client_destroy => sub {
2689	my ($ns) = @_;	3367	my ($ns) = @_;
2690		3368
2691	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2692	},	3370	},
2693	);	3371	);
…		…
2709	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
2710		3388
2711	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
2712		3390
2713	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
2714	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
2715	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
2716	sort time	3394	sort time
2717	));	3395	));
2718		3396
2719	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
2721	=pod	3399	=pod
2722		3400
2723	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
2724		3402
2725	cf::object	3403	cf::object
2726	contr pay_amount pay_player map x y force_find force_add	3404	contr pay_amount pay_player map x y force_find force_add destroy
2727	insert remove name archname title slaying race	3405	insert remove name archname title slaying race decrease split
		3406	value
2728		3407
2729	cf::object::player	3408	cf::object::player
2730	player	3409	player
2731		3410
2732	cf::player	3411	cf::player
…		…
2737		3416
2738	=cut	3417	=cut
2739		3418
2740	for (	3419	for (
2741	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742	insert remove inv name archname title slaying race)],	3421	insert remove inv nrof name archname title slaying race
		3422	decrease split destroy change_exp value msg lore send_msg)],
2743	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
2745	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
2746	) {	3426	) {
2747	no strict 'refs';
2748	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
2749	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2750	for @funs;	3429	for @funs;
2751	}	3430	}
2752		3431
…		…
2767		3446
2768	my $qcode = $code;	3447	my $qcode = $code;
2769	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2770	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
2771		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
2772	local $_;	3454	local $_;
2773	local @safe::cf::_safe_eval_args = values %vars;
2774		3455
2775	my $eval =	3456	my $eval =
2776	"do {\n"	3457	"do {\n"
2777	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2778	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
2779	. $code	3460	. $code
2780	. "\n}"	3461	. "\n}"
2781	;	3462	;
2782		3463
		3464	if ($CFG{safe_eval}) {
2783	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
2784	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2785	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
2786		3473
2787	if ($@) {	3474	if ($@) {
2788	warn "$@";	3475	warn "$@",
2789	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
2790	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
2791	}	3478	}
2792		3479
2793	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
2794	}	3481	}
2795		3482
…		…
2809	=cut	3496	=cut
2810		3497
2811	sub register_script_function {	3498	sub register_script_function {
2812	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
2813		3500
2814	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
2815	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
2816	}	3503	}
2817		3504
2818	=back	3505	=back
2819		3506
2820	=cut	3507	=cut
2821		3508
2822	#############################################################################	3509	#############################################################################
2823	# the server's init and main functions	3510	# the server's init and main functions
2824		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
2825	sub load_facedata($) {	3514	sub load_facedata($) {
2826	my ($path) = @_;	3515	my ($path) = @_;
2827		3516
		3517	# HACK to clear player env face cache, we need some signal framework
		3518	# for this (global event?)
		3519	%ext::player_env::MUSIC_FACE_CACHE = ();
		3520
2828	my $enc = JSON::XS->new->utf8->canonical;	3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3522
2830	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
2831		3524
2832	my $facedata;	3525	my $facedata = decode_storable load_file $path;
2833	0 < aio_load $path, $facedata
2834	or die "$path: $!";
2835
2836	$facedata = Coro::Storable::thaw $facedata;
2837		3526
2838	$facedata->{version} == 2	3527	$facedata->{version} == 2
2839	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
2840		3529
2841	# patch in the exptable	3530	# patch in the exptable
		3531	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2842	$facedata->{resource}{"res/exp_table"} = {	3532	$facedata->{resource}{"res/exp_table"} = {
2843	type => FT_RSRC,	3533	type => FT_RSRC,
2844	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3534	data => $exp_table,
		3535	hash => (Digest::MD5::md5 $exp_table),
2845	};	3536	};
2846	cf::cede_to_tick;	3537	cf::cede_to_tick;
2847		3538
2848	{	3539	{
2849	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
2850		3541
2851	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3545
2853	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3549	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3550	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3551	$FACEHASH{$info->{hash64}} = $idx;#d#
2857		3552
2858	cf::cede_to_tick;	3553	cf::cede_to_tick;
2859	}	3554	}
2860		3555
2861	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3557	next unless $info->{smooth};
		3558
2863	my $idx = cf::face::find $face	3559	my $idx = cf::face::find $face
2864	or next;	3560	or next;
		3561
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3565	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
2870	}	3567	}
2871		3568
2872	cf::cede_to_tick;	3569	cf::cede_to_tick;
2873	}	3570	}
2874	}	3571	}
…		…
2883		3580
2884	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
2885	}	3582	}
2886		3583
2887	{	3584	{
2888	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
2891		3586
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
		3588	if (defined (my $type = $info->{type})) {
		3589	# TODO: different hash - must free and use new index, or cache ixface data queue
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;
2897		3591
2898	if ($info->{type} & 1) {	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2899	# prepend meta info	3593	cf::face::set_type $idx, $type;
2900		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2901	my $meta = $enc->encode ({	3595	$FACEHASH{$info->{hash}} = $idx;#d#
2902	name => $name,	3596	} else {
2903	%{ $info->{meta} || {} },	3597	# $RESOURCE{$name} = $info; # unused
2904	});
2905
2906	$data = pack "(w/a*)*", $meta, $info->{data};
2907	}	3598	}
2908		3599
2909	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2910	cf::face::set_type $idx, $info->{type};
2911
2912	cf::cede_to_tick;	3600	cf::cede_to_tick;
2913	}	3601	}
2914
2915	if ($soundconf) {
2916	$soundconf = $enc->decode (delete $soundconf->{data});
2917
2918	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2919	my $sound = $soundconf->{compat}[$_]
2920	or next;
2921
2922	my $face = cf::face::find "sound/$sound->[1]";
2923	cf::sound::set $sound->[0] => $face;
2924	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2925	}
2926
2927	while (my ($k, $v) = each %{$soundconf->{event}}) {
2928	my $face = cf::face::find "sound/$v";
2929	cf::sound::set $k => $face;
2930	}
2931	}
2932	}	3602	}
		3603
		3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2933		3605
2934	1	3606	1
2935	}	3607	}
2936		3608
2937	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
…		…
2940	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
2941	$ns->fx_want ($k, $v);	3613	$ns->fx_want ($k, $v);
2942	}	3614	}
2943	};	3615	};
2944		3616
		3617	sub load_resource_file($) {
		3618	my $guard = lock_acquire "load_resource_file";
		3619
		3620	my $status = load_resource_file_ $_[0];
		3621	get_slot 0.1, 100;
		3622	cf::arch::commit_load;
		3623
		3624	$status
		3625	}
		3626
2945	sub reload_regions {	3627	sub reload_regions {
		3628	# HACK to clear player env face cache, we need some signal framework
		3629	# for this (global event?)
		3630	%ext::player_env::MUSIC_FACE_CACHE = ();
		3631
2946	load_resource_file "$MAPDIR/regions"	3632	load_resource_file "$MAPDIR/regions"
2947	or die "unable to load regions file\n";	3633	or die "unable to load regions file\n";
2948		3634
2949	for (cf::region::list) {	3635	for (cf::region::list) {
2950	$_->{match} = qr/$_->{match}/	3636	$_->{match} = qr/$_->{match}/
…		…
2958	}	3644	}
2959		3645
2960	sub reload_archetypes {	3646	sub reload_archetypes {
2961	load_resource_file "$DATADIR/archetypes"	3647	load_resource_file "$DATADIR/archetypes"
2962	or die "unable to load archetypes\n";	3648	or die "unable to load archetypes\n";
2963	#d# NEED to laod twice to resolve forward references
2964	# this really needs to be done in an extra post-pass
2965	# (which needs to be synchronous, so solve it differently)
2966	load_resource_file "$DATADIR/archetypes"
2967	or die "unable to load archetypes\n";
2968	}	3649	}
2969		3650
2970	sub reload_treasures {	3651	sub reload_treasures {
2971	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
2972	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
2973	}	3654	}
2974		3655
		3656	sub reload_sound {
		3657	trace "loading sound config from $DATADIR/sound\n";
		3658
		3659	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3660
		3661	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3662	my $sound = $soundconf->{compat}[$_]
		3663	or next;
		3664
		3665	my $face = cf::face::find "sound/$sound->[1]";
		3666	cf::sound::set $sound->[0] => $face;
		3667	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3668	}
		3669
		3670	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3671	my $face = cf::face::find "sound/$v";
		3672	cf::sound::set $k => $face;
		3673	}
		3674	}
		3675
2975	sub reload_resources {	3676	sub reload_resources {
2976	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
2977		3678
		3679	reload_exp_table;
		3680	reload_materials;
		3681	reload_facedata;
		3682	reload_sound;
		3683	reload_archetypes;
2978	reload_regions;	3684	reload_regions;
2979	reload_facedata;
2980	#reload_archetypes;#d#
2981	reload_archetypes;
2982	reload_treasures;	3685	reload_treasures;
2983		3686
2984	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
2985	}	3688	}
2986		3689
2987	sub init {	3690	sub reload_config {
2988	reload_resources;	3691	trace "reloading config file...\n";
2989	}
2990		3692
2991	sub cfg_load {	3693	my $config = load_file "$CONFDIR/config";
2992	open my $fh, "<:utf8", "$CONFDIR/config"	3694	utf8::decode $config;
2993	or return;	3695	*CFG = decode_yaml $config;
2994		3696
2995	local $/;
2996	*CFG = YAML::Syck::Load <$fh>;
2997
2998	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2999		3698
3000	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3001	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3002		3701
3003	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
3007	};	3706	};
3008	warn $@ if $@;	3707	warn $@ if $@;
3009	}	3708	}
3010	}	3709	}
3011		3710
		3711	sub pidfile() {
		3712	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3713	or die "$PIDFILE: $!";
		3714	flock $fh, &Fcntl::LOCK_EX
		3715	or die "$PIDFILE: flock: $!";
		3716	$fh
		3717	}
		3718
		3719	# make sure only one server instance is running at any one time
		3720	sub atomic {
		3721	my $fh = pidfile;
		3722
		3723	my $pid = <$fh>;
		3724	kill 9, $pid if $pid > 0;
		3725
		3726	seek $fh, 0, 0;
		3727	print $fh $$;
		3728	}
		3729
		3730	sub main_loop {
		3731	trace "EV::loop starting\n";
		3732	if (1) {
		3733	EV::loop;
		3734	}
		3735	trace "EV::loop returned\n";
		3736	goto &main_loop unless $REALLY_UNLOOP;
		3737	}
		3738
3012	sub main {	3739	sub main {
		3740	cf::init_globals; # initialise logging
		3741
		3742	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3743	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3744	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3745	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3746
		3747	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3748
3013	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
3014	local $Coro::idle = sub {	3750	$Coro::idle = sub {
3015	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3751	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3016	(async {	3752	(async {
3017	Event::one_event;	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3754	EV::loop EV::LOOP_ONESHOT;
3018	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3019	};	3756	};
3020		3757
3021	cfg_load;	3758	evthread_start IO::AIO::poll_fileno;
		3759
		3760	cf::sync_job {
		3761	cf::incloader::init ();
		3762
		3763	cf::init_anim;
		3764	cf::init_attackmess;
		3765	cf::init_dynamic;
		3766
		3767	cf::load_settings;
		3768
		3769	reload_resources;
		3770	reload_config;
3022	db_init;	3771	db_init;
		3772
		3773	cf::init_uuid;
		3774	cf::init_signals;
		3775	cf::init_skills;
		3776
		3777	cf::init_beforeplay;
		3778
		3779	atomic;
		3780
3023	load_extensions;	3781	load_extensions;
3024		3782
3025	$TICK_WATCHER->start;	3783	utime time, time, $RUNTIMEFILE;
3026	Event::loop;	3784
		3785	# no (long-running) fork's whatsoever before this point(!)
		3786	use POSIX ();
		3787	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3788
		3789	cf::_post_init 0;
		3790	};
		3791
		3792	cf::object::thawer::errors_are_fatal 0;
		3793	info "parse errors in files are no longer fatal from this point on.\n";
		3794
		3795	AE::postpone {
		3796	undef &main; # free gobs of memory :)
		3797	};
		3798
		3799	goto &main_loop;
3027	}	3800	}
3028		3801
3029	#############################################################################	3802	#############################################################################
3030	# initialisation and cleanup	3803	# initialisation and cleanup
3031		3804
3032	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
3033	BEGIN {	3806	BEGIN {
		3807	our %SIGWATCHER = ();
3034	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
3035	Event->signal (	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3036	reentrant => 0,
3037	data => WF_AUTOCANCEL,
3038	signal => $signal,
3039	prio => 0,
3040	cb => sub {
3041	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
3042	},
3043	);	3811	};
3044	}	3812	}
3045	}	3813	}
3046		3814
3047	sub write_runtime {	3815	sub write_runtime_sync {
3048	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
3049		3817
3050	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
3051	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
3052		3820
3053	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3054		3822
3055	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
3056		3824
3057	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3058	or return;	3826	or return;
3059		3827
3060	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
3061	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
3062	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
3072	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
3073		3841
3074	close $fh	3842	close $fh
3075	or return;	3843	or return;
3076		3844
3077	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3078	and return;	3846	and return;
3079		3847
3080	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3081		3849
3082	1	3850	1
		3851	}
		3852
		3853	our $uuid_lock;
		3854	our $uuid_skip;
		3855
		3856	sub write_uuid_sync($) {
		3857	$uuid_skip ||= $_[0];
		3858
		3859	return if $uuid_lock;
		3860	local $uuid_lock = 1;
		3861
		3862	my $uuid = "$LOCALDIR/uuid";
		3863
		3864	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3865	or return;
		3866
		3867	my $value = uuid_seq uuid_cur;
		3868
		3869	unless ($value) {
		3870	info "cowardly refusing to write zero uuid value!\n";
		3871	return;
		3872	}
		3873
		3874	my $value = uuid_str $value + $uuid_skip;
		3875	$uuid_skip = 0;
		3876
		3877	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3878	and return;
		3879
		3880	# always fsync - this file is important
		3881	aio_fsync $fh
		3882	and return;
		3883
		3884	close $fh
		3885	or return;
		3886
		3887	aio_rename "$uuid~", $uuid
		3888	and return;
		3889
		3890	trace "uuid file written ($value).\n";
		3891
		3892	1
		3893
		3894	}
		3895
		3896	sub write_uuid($$) {
		3897	my ($skip, $sync) = @_;
		3898
		3899	$sync ? write_uuid_sync $skip
		3900	: async { write_uuid_sync $skip };
3083	}	3901	}
3084		3902
3085	sub emergency_save() {	3903	sub emergency_save() {
3086	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3087		3905
3088	warn "enter emergency perl save\n";	3906	info "emergency_perl_save: enter\n";
		3907
		3908	# this is a trade-off: we want to be very quick here, so
		3909	# save all maps without fsync, and later call a global sync
		3910	# (which in turn might be very very slow)
		3911	local $USE_FSYNC = 0;
3089		3912
3090	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
3091	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3092	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3093	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3094	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
3095	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3096	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3097	$pl->valid or next;	3922	$pl->valid or next;
		3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3098	$pl->save;	3924	$pl->save;
3099	}	3925	}
3100	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
3101		3927
3102	warn "begin emergency map save\n";	3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	info "emergency_perl_save: begin map save\n";
3103	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3104	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3105	$map->valid or next;	3933	$map->valid or next;
3106	$map->save;	3934	$map->save;
3107	}	3935	}
3108	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
3109		3937
3110	warn "begin emergency database checkpoint\n";	3938	cf::write_runtime_sync; # external watchdog should not bark
		3939
		3940	info "emergency_perl_save: begin database checkpoint\n";
3111	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3112	warn "end emergency database checkpoint\n";	3942	info "emergency_perl_save: end database checkpoint\n";
		3943
		3944	info "emergency_perl_save: begin write uuid\n";
		3945	write_uuid_sync 1;
		3946	info "emergency_perl_save: end write uuid\n";
		3947
		3948	cf::write_runtime_sync; # external watchdog should not bark
		3949
		3950	trace "emergency_perl_save: syncing database to disk";
		3951	BDB::db_env_txn_checkpoint $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
3113	};	3966	};
3114		3967
3115	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
3116	}	3969	}
3117		3970
3118	sub post_cleanup {	3971	sub post_cleanup {
3119	my ($make_core) = @_;	3972	my ($make_core) = @_;
3120		3973
		3974	IO::AIO::flush;
		3975
3121	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3122	if $make_core;	3977	if $make_core;
		3978
		3979	my $fh = pidfile;
		3980	unlink $PIDFILE if <$fh> == $$;
		3981	}
		3982
		3983	# a safer delete_package, copied from Symbol
		3984	sub clear_package($) {
		3985	my $pkg = shift;
		3986
		3987	# expand to full symbol table name if needed
		3988	unless ($pkg =~ /^main::.*::$/) {
		3989	$pkg = "main$pkg" if $pkg =~ /^::/;
		3990	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3991	$pkg .= '::' unless $pkg =~ /::$/;
		3992	}
		3993
		3994	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3995	my $stem_symtab = *{$stem}{HASH};
		3996
		3997	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3998	or return;
		3999
		4000	# clear all symbols
		4001	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4002	for my $name (keys %$leaf_symtab) {
		4003	_gv_clear *{"$pkg$name"};
		4004	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4005	}
3123	}	4006	}
3124		4007
3125	sub do_reload_perl() {	4008	sub do_reload_perl() {
3126	# can/must only be called in main	4009	# can/must only be called in main
3127	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3128	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3129	return;	4012	return;
3130	}	4013	}
3131		4014
3132	warn "reloading...";	4015	return if $RELOAD++;
3133		4016
3134	warn "entering sync_job";	4017	my $t1 = AE::time;
3135		4018
		4019	while ($RELOAD) {
		4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
		4022
		4023	trace "perl_reload: entering sync_job";
		4024
3136	cf::sync_job {	4025	cf::sync_job {
3137	cf::write_runtime; # external watchdog should not bark
3138	cf::emergency_save;	4026	#cf::emergency_save;
3139	cf::write_runtime; # external watchdog should not bark
3140		4027
3141	warn "syncing database to disk";
3142	BDB::db_env_txn_checkpoint $DB_ENV;
3143
3144	# if anything goes wrong in here, we should simply crash as we already saved
3145
3146	warn "cancelling all WF_AUTOCANCEL watchers";
3147	for (Event::all_watchers) {
3148	$_->cancel if $_->data & WF_AUTOCANCEL;
3149	}
3150
3151	warn "flushing outstanding aio requests";
3152	for (;;) {
3153	BDB::flush;
3154	IO::AIO::flush;
3155	Coro::cede;
3156	last unless IO::AIO::nreqs || BDB::nreqs;
3157	warn "iterate...";
3158	}
3159
3160	++$RELOAD;
3161
3162	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3163	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3164	%EXT_CORO = ();	4030	%EXT_CORO = ();
3165		4031
3166	warn "removing commands";	4032	trace "perl_reload: removing commands";
3167	%COMMAND = ();	4033	%COMMAND = ();
3168		4034
3169	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3170	%EXTCMD = ();	4036	%EXTCMD = ();
3171	%EXTICMD = ();	4037	%EXTICMD = ();
3172		4038
3173	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3174	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3175	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3176		4042
3177	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3178	eval {	4044	eval {
3179	$cb->($pkg);	4045	$cb->($pkg);
3180	1	4046	1
3181	} or warn "$pkg unloaded, but with errors: $@";	4047	} or error "$pkg unloaded, but with errors: $@";
		4048	}
		4049
		4050	trace "... clearing $pkg";
		4051	clear_package $pkg;
3182	}	4052	}
3183		4053
3184	warn "... nuking $pkg";
3185	Symbol::delete_package $pkg;
3186	}
3187
3188	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3189	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3190	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3191		4057
3192	warn "... unloading $k";	4058	trace "... unloading $k";
3193	delete $INC{$k};	4059	delete $INC{$k};
3194		4060
3195	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3196	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3197		4063
3198	if (my $cb = $k->can ("unload_module")) {	4064	if (my $cb = $k->can ("unload_module")) {
3199	$cb->();	4065	$cb->();
		4066	}
		4067
		4068	clear_package $k;
3200	}	4069	}
3201		4070
3202	Symbol::delete_package $k;
3203	}
3204
3205	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3206	Symbol::delete_package "safe::$_"	4072	clear_package "safe::$_"
3207	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4073	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3208		4074
3209	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3210	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3211	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3212		4078
3213	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3214	# and global variables created in xs	4080	# and global variables created in xs
3215	#Symbol::delete_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3216		4082
3217	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3218		4084
3219	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3220	require cf;	4086	require cf;
3221	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3222		4088
3223	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3224	cf::cfg_load;	4090	cf::reload_config;
3225		4091
3226	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3227	cf::load_extensions;	4093	cf::load_extensions;
3228		4094
		4095	if ($REATTACH_ON_RELOAD) {
3229	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3230	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3231	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3232	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3233	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3234	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3235		4103
3236	warn "leaving sync_job";	4104	cf::_post_init 1;
3237		4105
		4106	trace "perl_reload: leaving sync_job";
		4107
3238	1	4108	1
3239	} or do {	4109	} or do {
3240	warn $@;	4110	error $@;
3241	warn "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3242	exit 1;	4112	};
		4113
		4114	--$RELOAD;
3243	};	4115	}
3244		4116
3245	warn "reloaded";	4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3246	};	4119	};
3247		4120
3248	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3249		4122
3250	sub reload_perl() {	4123	sub reload_perl() {
3251	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3252	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3253		4126
3254	$RELOAD_WATCHER ||= Event->timer (	4127	$RELOAD_WATCHER ||= cf::async {
3255	reentrant => 0,	4128	Coro::AIO::aio_wait cache_extensions;
3256	after => 0,	4129
3257	data => WF_AUTOCANCEL,	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3258	cb => sub {
3259	do_reload_perl;	4131	do_reload_perl;
3260	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
3261	},	4133	};
3262	);	4134	};
3263	}	4135	}
3264		4136
3265	register_command "reload" => sub {	4137	register_command "reload" => sub {
3266	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
3267		4139
3268	if ($who->flag (FLAG_WIZ)) {	4140	if ($who->flag (FLAG_WIZ)) {
3269	$who->message ("reloading server.");	4141	$who->message ("reloading server.");
		4142	async {
		4143	$Coro::current->{desc} = "perl_reload";
3270	async { reload_perl };	4144	reload_perl;
		4145	};
3271	}	4146	}
3272	};	4147	};
3273		4148
3274	unshift @INC, $LIBDIR;	4149	#############################################################################
3275		4150
3276	my $bug_warning = 0;	4151	my $bug_warning = 0;
3277		4152
3278	our @WAIT_FOR_TICK;
3279	our @WAIT_FOR_TICK_BEGIN;
3280
3281	sub wait_for_tick {	4153	sub wait_for_tick() {
3282	return unless $TICK_WATCHER->is_active;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3283	return if $Coro::current == $Coro::main;
3284		4155
3285	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3286	push @WAIT_FOR_TICK, $signal;
3287	$signal->wait;
3288	}	4157	}
3289		4158
3290	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3291	return unless $TICK_WATCHER->is_active;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3292	return if $Coro::current == $Coro::main;
3293		4161
3294	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3295	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3296	$signal->wait;	4164	$signal->wait;
3297	}	4165	}
3298		4166
3299	my $min = 1e6;#d#	4167	sub tick {
3300	my $avg = 10;
3301	$TICK_WATCHER = Event->timer (
3302	reentrant => 0,
3303	parked => 1,
3304	prio => 0,
3305	at => $NEXT_TICK || $TICK,
3306	data => WF_AUTOCANCEL,
3307	cb => sub {
3308	if ($Coro::current != $Coro::main) {	4168	if ($Coro::current != $Coro::main) {
3309	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3310	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3311	return;	4171	return;
3312	}	4172	}
3313		4173
3314	$NOW = $tick_start = Event::time;	4174	cf::one_tick; # one server iteration
3315		4175
3316	cf::server_tick; # one server iteration	4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3317		4177
3318	0 && sync_job {#d#	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3319	for(1..10) {	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3320	my $t = Event::time;	4180	Coro::async_pool {
3321	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4181	$Coro::current->{desc} = "runtime saver";
3322	or die;	4182	write_runtime_sync
3323		4183	or error "ERROR: unable to write runtime file: $!";
3324	$map->width (50);
3325	$map->height (50);
3326	$map->alloc;
3327	$map->_load_objects ("/tmp/x.map", 1);
3328	my $t = Event::time - $t;
3329
3330	#next unless $t < 0.0013;#d#
3331	if ($t < $min) {
3332	$min = $t;
3333	}
3334	$avg = $avg * 0.99 + $t * 0.01;
3335	}
3336	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3337	exit 0;
3338	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3339	};	4184	};
		4185	}
3340		4186
3341	$RUNTIME += $TICK;
3342	$NEXT_TICK += $TICK;
3343
3344	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3345	$NEXT_RUNTIME_WRITE = $NOW + 10;
3346	Coro::async_pool {
3347	write_runtime
3348	or warn "ERROR: unable to write runtime file: $!";
3349	};
3350	}
3351
3352	# my $AFTER = Event::time;
3353	# warn $AFTER - $NOW;#d#
3354
3355	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3356	$sig->send;	4188	$sig->send;
3357	}	4189	}
3358	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3359	$sig->send;
3360	}
3361		4191
3362	$NOW = Event::time;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3363
3364	# if we are delayed by four ticks or more, skip them all
3365	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3366
3367	$TICK_WATCHER->at ($NEXT_TICK);
3368	$TICK_WATCHER->start;
3369
3370	$LOAD = ($NOW - $tick_start) / $TICK;
3371	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3372		4194
3373	_post_tick;	4195	if (0) {
3374		4196	if ($NEXT_TICK) {
3375		4197	my $jitter = $TICK_START - $NEXT_TICK;
		4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4199	debug "jitter $JITTER\n";#d#
		4200	}
3376	},	4201	}
3377	);	4202	}
3378		4203
3379	{	4204	{
3380	BDB::max_poll_time $TICK * 0.1;	4205	# configure BDB
3381	$BDB_POLL_WATCHER = Event->io (	4206
3382	reentrant => 0,
3383	fd => BDB::poll_fileno,
3384	poll => 'r',
3385	prio => 0,
3386	data => WF_AUTOCANCEL,
3387	cb => \&BDB::poll_cb,
3388	);
3389	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3390		4208	BDB::max_poll_reqs $TICK * 0.1;
3391	BDB::set_sync_prepare {	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3392	my $status;
3393	my $current = $Coro::current;
3394	(
3395	sub {
3396	$status = $!;
3397	$current->ready; undef $current;
3398	},
3399	sub {
3400	Coro::schedule while defined $current;
3401	$! = $status;
3402	},
3403	)
3404	};
3405		4210
3406	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3407	$DB_ENV = BDB::db_env_create;	4212	$DB_ENV = BDB::db_env_create;
		4213	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4214	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4215	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4216	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4217	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3408		4218
3409	cf::sync_job {	4219	cf::sync_job {
3410	eval {	4220	eval {
3411	BDB::db_env_open	4221	BDB::db_env_open
3412	$DB_ENV,	4222	$DB_ENV,
…		…
3414	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4224	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3415	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4225	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3416	0666;	4226	0666;
3417		4227
3418	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4228	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3419
3420	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3421	$DB_ENV->set_lk_detect;
3422	};	4229	};
3423		4230
3424	cf::cleanup "db_env_open(db): $@" if $@;	4231	cf::cleanup "db_env_open(db): $@" if $@;
3425	};	4232	};
3426	}	4233	}
		4234
		4235	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4236	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4237	};
		4238	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4239	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4240	};
		4241	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4242	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4243	};
3427	}	4244	}
3428		4245
3429	{	4246	{
		4247	# configure IO::AIO
		4248
3430	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3431
3432	undef $Coro::AIO::WATCHER;
3433	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3434	$AIO_POLL_WATCHER = Event->io (	4251	undef $AnyEvent::AIO::WATCHER;
3435	reentrant => 0,
3436	data => WF_AUTOCANCEL,
3437	fd => IO::AIO::poll_fileno,
3438	poll => 'r',
3439	prio => 6,
3440	cb => \&IO::AIO::poll_cb,
3441	);
3442	}	4252	}
3443		4253
3444	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3445		4256
3446	sub _log_backtrace {	4257	sub _log_backtrace {
3447	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3448		4259
3449	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3450		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3451	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3452	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3453	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3454	async {	4270	async {
		4271	$Coro::current->{desc} = "abt $msg";
		4272
3455	my @bt = fork_call {	4273	my @bt = fork_call {
3456	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
3457	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4275	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3458	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4276	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3459	or die "addr2line: $!";	4277	or die "addr2line: $!";
…		…
3467	}	4285	}
3468		4286
3469	@funcs	4287	@funcs
3470	};	4288	};
3471		4289
3472	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3473	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3474	--$_log_backtrace;	4293	--$_log_backtrace;
3475	};	4294	};
3476	} else {	4295	} else {
3477	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3478	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3479	}	4298	}
3480	}	4299	}
3481		4300
3482	# load additional modules	4301	# load additional modules
3483	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3484		4304
3485	END { cf::emergency_save }	4305	END { cf::emergency_save }
3486		4306
3487	1	4307	1
3488		4308

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